1 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4 alpha_in_small_data_p, alpha_split_complex_arg,
5 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
8 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
10 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
11 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
12 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
13 * config/darwin.c (darwin_binds_local_p): Likewise.
14 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
16 * config/i386/i386-protos.h (i386_pe_binds_local_p,
17 i386_pe_valid_dllimport_attribute_p): Likewise.
18 * config/i386/i386.c (ix86_function_regparm,
19 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
20 x86_can_output_mi_thunk, ix86_mangle_type,
21 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
22 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
23 i386_pe_binds_local_p): Likewise.
25 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
26 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
27 ia64_invalid_conversion, ia64_invalid_unary_op,
28 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
30 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
31 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
32 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
33 * config/mips/mips.c (mips_use_blocks_for_constant_p,
34 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
35 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
36 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
37 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
38 * config/pa/pa.c (pa_commutative_p): Likewise.
39 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
41 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
42 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
43 rs6000_use_blocks_for_constant_p,
44 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
45 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
46 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
47 * config/s390/s390.c (s390_mangle_type,
48 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
50 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
51 th_in_small_data_p): Likewise.
52 * config/sh/sh.c (sh_ms_bitfield_layout_p,
53 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
55 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
56 sparc_mangle_type): Likewise.
57 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
58 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
59 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
61 * hooks.c (hook_bool_mode_const_rtx_false,
62 hook_bool_mode_const_rtx_true,
63 hook_bool_const_tree_hwi_hwi_const_tree_false,
64 hook_bool_const_tree_hwi_hwi_const_tree_true,
65 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
66 hook_constcharptr_const_tree_null,
67 hook_constcharptr_const_rtx_null,
68 hook_constcharptr_const_tree_const_tree_null,
69 hook_constcharptr_int_const_tree_null,
70 hook_constcharptr_int_const_tree_const_tree_null): New.
71 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
72 hook_bool_tree_hwi_hwi_tree_false,
73 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
74 hook_int_tree_tree_1, hook_constcharptr_tree_null,
75 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
76 hook_constcharptr_int_tree_null,
77 hook_constcharptr_int_tree_tree_null): Delete.
78 (default_can_output_mi_thunk_no_vcall): Constify.
79 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
80 hook_bool_tree_hwi_hwi_tree_false,
81 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
82 hook_int_tree_tree_1, hook_constcharptr_tree_null,
83 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
84 hook_constcharptr_int_tree_null,
85 hook_constcharptr_int_tree_tree_null): Delete.
86 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
87 hook_bool_const_tree_hwi_hwi_const_tree_false,
88 hook_bool_const_tree_hwi_hwi_const_tree_true,
89 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
90 hook_constcharptr_const_tree_null,
91 hook_constcharptr_const_rtx_null,
92 hook_constcharptr_const_tree_const_tree_null,
93 hook_constcharptr_int_const_tree_null,
94 hook_constcharptr_int_const_tree_const_tree_null): New.
95 (default_can_output_mi_thunk_no_vcall): Constify.
96 * integrate.c (function_attribute_inlinable_p): Likewise.
97 * integrate.h (function_attribute_inlinable_p): Likewise.
98 * jump.c (rtx_renumbered_equal_p): Likewise.
99 * output.h (decl_readonly_section, categorize_decl_for_section,
100 default_use_anchors_for_symbol_p, default_binds_local_p,
101 default_binds_local_p_1): Likewise.
102 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
104 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
105 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
106 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
107 TARGET_COMP_TYPE_ATTRIBUTES,
108 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
109 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
110 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
111 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
112 TARGET_DWARF_CALLING_CONVENTION): Likewise.
113 * target.h (can_output_mi_thunk, needs_block_p,
114 first_cycle_multipass_dfa_lookahead_guard_spec,
115 vector_alignment_reachable, comp_type_attributes,
116 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
117 commutative_p, use_blocks_for_constant_p,
118 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
119 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
120 invalid_within_doloop, valid_dllimport_attribute_p,
121 split_complex_arg, invalid_arg_for_unprototyped_fn,
122 invalid_conversion, invalid_unary_op, invalid_binary_op):
124 * targhooks.c (default_invalid_within_doloop,
125 hook_invalid_arg_for_unprototyped_fn,
126 default_builtin_vector_alignment_reachable): Likewise.
127 (hook_bool_rtx_commutative_p): Delete.
128 (hook_bool_const_rtx_commutative_p): New.
129 * targhooks.h (default_invalid_within_doloop,
130 default_builtin_vector_alignment_reachable,
131 hook_invalid_arg_for_unprototyped_fn): Constify.
132 (hook_bool_rtx_commutative_p): Delete.
133 (hook_bool_const_rtx_commutative_p): New.
134 * varasm.c (bss_initializer_p, decl_default_tls_model,
135 categorize_decl_for_section, decl_readonly_section,
136 default_use_anchors_for_symbol_p, default_binds_local_p,
137 default_binds_local_p_1): Constify.
139 2007-08-24 Jie Zhang <jie.zhang@analog.com>
141 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
142 __NO_BUILTIN if -fno-builtin.
144 2007-08-24 Jie Zhang <jie.zhang@analog.com>
146 * config/bfin/bfin.c (print_operand): Report error instead of
147 ICE for wrong operand.
149 2007-08-24 Michael Matz <matz@suse.de>
151 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
153 2007-08-24 Richard Guenther <rguenther@suse.de>
156 * tree-ssa.c (useless_type_conversion_p): Split into a
157 recursive and a non-recursive part.
158 (useless_type_conversion_p_1): New function.
159 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
160 from maybe_fold_offset_to_reference is trivially convertible
161 to the desired type before doing the simplification.
163 2007-08-24 Jakub Jelinek <jakub@redhat.com>
165 * expr.c (store_expr): Optimize initialization of an array
167 * expr.h (builtin_strncpy_read_str): New prototype.
168 * builtins.c (builtin_strncpy_read_str): Remove prototype.
171 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
174 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
175 field when initializing if_info structure.
177 2007-08-24 Richard Guenther <rguenther@suse.de>
179 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
181 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
182 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
183 * tree-inline.c (inlinable_function_p): Fold in common parts of
184 the cannot_inline_tree_fn langhook.
185 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
186 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
187 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
188 cannot_inline_tree_fn langhook.
189 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
190 cannot_inline_tree_fn member.
192 2007-08-24 Richard Guenther <rguenther@suse.de>
194 * expr.c (get_inner_reference): Do computation of bitoffset
195 from offset in a way we can detect overflow reliably.
197 2007-08-24 Jie Zhang <jie.zhang@analog.com>
199 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
201 2007-08-24 Jie Zhang <jie.zhang@analog.com>
203 * config/bfin/bfin.opt (mfast-fp): Add.
204 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
205 libbffastfp override libgcc if -mfast-fp.
206 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
207 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
208 (Blackfin Options): Document -mfast-fp.
210 2007-08-24 Jakub Jelinek <jakub@redhat.com>
212 PR tree-optimization/32573
214 * tree-data-ref.c (initialize_data_dependence_relation): Clear
215 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
216 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
217 (build_classic_dist_vector): Return false rather than true if
218 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
219 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
220 returned false. Don't call save_dist_v before calling
221 build_classic_dist_vector_1.
222 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
223 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
224 DDR_DIR_VECTS vectors.
226 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
228 * configure.ac (leb128): Modify sed statement to work with any binutils
230 * configure: Regenerate
232 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
234 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
235 Wrap in RTX_CODE macro guard.
236 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
237 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
238 arm_mark_dllimport, arm_pe_encode_section_info,
239 arm_pe_unique_section): Use ISO-C function declarations.
240 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
241 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
242 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
244 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
245 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
247 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
249 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
250 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
251 (register_move_cost): Use ISO-C function declarations.
252 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
253 * config/score/score-protos.h (score_declare_object): Add
255 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
257 * final.c (profile_function): Avoid empty if-bodies.
260 * calls.c (must_pass_in_stack_var_size,
261 must_pass_in_stack_var_size_or_pad): Constify.
262 * config/alpha/alpha-protos.h (function_value): Likewise.
263 * config/alpha/alpha.c (alpha_return_in_memory,
264 alpha_pass_by_reference, function_value,
265 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
266 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
268 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
269 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
270 TARGET_PROMOTE_PROTOTYPES): Likewise.
271 * config/arm/arm-protos.h (arm_return_in_memory,
272 arm_pad_arg_upward, arm_function_value): Likewise.
273 * config/arm/arm.c (arm_pass_by_reference,
274 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
275 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
276 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
278 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
279 * config/avr/avr-protos.h (avr_function_value): Likewise.
280 * config/avr/avr.c (avr_return_in_memory,
281 gas_output_limited_string, gas_output_ascii, avr_function_value,
282 avr_return_in_memory): Likewise.
283 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
284 * config/bfin/bfin.c (bfin_pass_by_reference,
285 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
286 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
288 * config/cris/cris.c (cris_pass_by_reference,
289 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
290 * config/crx/crx.c (crx_return_in_memory): Likewise.
291 * config/darwin.c (function_base, machopic_function_base_name):
293 * config/fr30/fr30.c (fr30_must_pass_in_stack,
294 TARGET_PROMOTE_PROTOTYPES): Likewise.
295 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
296 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
297 * config/i386/i386-protos.h (ix86_return_in_memory,
298 ix86_sol10_return_in_memory): Likewise.
299 * config/i386/i386.c (ix86_function_value,
300 ix86_function_sseregparm, ix86_must_pass_in_stack,
301 type_natural_mode, classify_argument, examine_argument,
302 construct_container, ix86_pass_by_reference, function_value_32,
303 function_value_64, ix86_function_value_1, return_in_memory_32,
304 return_in_memory_64, return_in_memory_ms_64,
305 ix86_return_in_memory, ix86_sol10_return_in_memory,
306 TARGET_PROMOTE_PROTOTYPES): Likewise.
307 * config/ia64/ia64-protos.h (ia64_function_value,
308 ia64_hpux_function_arg_padding): Likewise.
309 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
310 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
311 ia64_hpux_function_arg_padding): Likewise.
312 * config/iq2000/iq2000-protos.h (function_arg,
313 iq2000_function_value): Likewise.
314 * config/iq2000/iq2000.c (iq2000_return_in_memory,
315 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
316 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
317 function_arg, iq2000_function_value): Likewise.
318 * config/m32c/m32c-protos.h (m32c_function_value,
319 m32c_promote_function_return): Likewise.
320 * config/m32c/m32c.c (m32c_pass_by_reference,
321 m32c_promote_prototypes, m32c_promote_function_return,
322 m32c_function_value): Likewise.
323 * config/m32r/m32r.c (m32r_return_in_memory,
324 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
325 m32r_in_small_data_p): Likewise.
326 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
328 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
329 m68hc11_function_arg_padding): Likewise.
330 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
331 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
332 m68k_function_value): Likewise.
333 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
334 mcore_function_value): Likewise.
335 * config/mcore/mcore.c (handle_structs_in_regs,
336 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
337 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
338 mcore_num_arg_regs, mcore_function_value): Likewise.
339 * config/mips/mips-protos.h (mips_pad_arg_upward,
340 mips_function_value): Likewise.
341 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
342 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
343 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
344 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
345 mips_function_value): Likewise.
346 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
348 * config/mmix/mmix.c (mmix_pass_by_reference,
349 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
350 mmix_encode_section_info): Likewise.
351 * config/mn10300/mn10300-protos.h (mn10300_function_value):
353 * config/mn10300/mn10300.c (mn10300_return_in_memory,
354 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
355 mn10300_function_value): Likewise.
356 * config/mt/mt-protos.h (mt_function_value): Likewise.
357 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
358 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
359 * config/pa/pa-protos.h (function_arg_padding, function_value,
360 pa_return_in_memory): Likewise.
361 * config/pa/pa.c (pa_pass_by_reference,
362 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
363 function_arg_padding, function_value, pa_return_in_memory):
365 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
366 * config/rs6000/rs6000-protos.h (rs6000_function_value,
367 function_arg_padding): Likewise.
368 * config/rs6000/rs6000.c (rs6000_return_in_memory,
369 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
370 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
371 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
372 function_arg_padding, altivec_expand_dst_builtin,
373 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
374 altivec_init_builtins, rs6000_common_init_builtins,
375 rs6000_function_value): Likewise.
376 * s390/s390-protos.h (s390_function_value): Likewise.
377 * config/s390/s390.c (s390_function_arg_size,
378 s390_pass_by_reference, s390_return_in_memory,
379 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
380 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
381 * config/score/score-protos.h (score_function_value): Likewise.
382 * config/score/score.c (score_arg_partial_bytes,
383 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
384 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
385 score_pass_by_reference, score_add_offset, score_function_value):
387 * config/sh/sh-protos.h (sh_attr_renesas_p,
388 sh_promote_prototypes): Likewise.
389 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
390 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
391 sh_attr_renesas_p): Likewise.
392 * config/sparc/sparc-protos.h (function_value,
393 function_arg_padding): Likewise.
394 * config/sparc/sparc.c (sparc_promote_prototypes,
395 sparc_return_in_memory, sparc_pass_by_reference,
396 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
397 function_arg_record_value_2, function_arg_record_value_1,
398 function_arg_record_value, function_arg_record_value,
399 function_arg_padding, function_value): Likewise.
400 * config/spu/spu-protos.h (spu_function_value): Likewise.
401 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
402 spu_function_value): Likewise.
403 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
405 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
406 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
407 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
409 * config/v850/v850.c (v850_return_in_memory,
410 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
411 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
412 * config/xtensa/xtensa.c (xtensa_return_in_msb,
413 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
414 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
416 * explow.c (promote_mode, hard_function_value): Likewise.
417 * expr.h (hard_function_value, promote_mode): Likewise.
418 * function.c (aggregate_value_p): Likewise.
419 * hooks.c (hook_bool_const_tree_true): New.
420 * hooks.h (hook_bool_const_tree_true): New.
421 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
422 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
423 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
424 TARGET_RETURN_IN_MSB): Likewise.
425 * target.h (promote_function_args, promote_function_return,
426 promote_prototypes, return_in_memory, return_in_msb,
427 pass_by_reference, must_pass_in_stack, callee_copies,
428 function_value): Likewise.
429 * targhooks.c (default_return_in_memory,
430 hook_pass_by_reference_must_pass_in_stack,
431 hook_callee_copies_named,
432 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
433 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
434 default_function_value): Likewise.
435 * targhooks.h (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 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
442 (equiv_class_label_hash, equiv_class_label_eq): Constify.
443 * tree-vectorizer.c (bb_in_loop_p): Likewise.
444 * tree.c (needs_to_live_in_memory): Likewise.
445 * tree.h (struct tree_type, needs_to_live_in_memory,
446 aggregate_value_p, must_pass_in_stack_var_size,
447 must_pass_in_stack_var_size_or_pad): Likewise.
448 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
449 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
450 lookup_filename): Likewise.
452 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
455 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
456 fake fcomi i387 instruction for !TARGET_CMOVE.
457 (ix86_expand_branch): Expand natural sequence with one jump for
458 all targets, not only TARGET_CMOVE.
459 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
460 pattern to implement fake fcomi sequence. Split instruction after
461 reload to correct compare sequences.
462 (*cmpfp_xf_cc): Ditto.
463 (*cmpfp_<mode>_cc): Ditto.
464 (*cmpfp_u_cc): Ditto.
465 (*cmpfp_<mode>_cc): Ditto.
467 2007-08-23 Richard Guenther <rguenther@suse.de>
469 * tree-pretty-print.c (dump_generic_node): Annotate
470 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
472 2007-08-23 Richard Guenther <rguenther@suse.de>
474 * builtins.c (expand_builtin_mathfn): Wrap argument in
475 save_expr directly instead of re-building the call.
476 (expand_builtin_mathfn_2): Likewise.
477 (expand_builtin_mathfn_3): Likewise.
478 (expand_builtin_interclass_mathfn): Likewise.
479 (expand_builtin_int_roundingfn): Set arg.
480 (expand_builtin_int_roundingfn_2): Likewise.
482 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
484 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
485 *sse_nand<mode>3, *sse_xor<mode>3): New.
487 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
489 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
490 * config/i386/i386.c (print_operand): Handle ';' code. Output
491 semicolon for TARGET_MACHO.
492 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
493 emit semicolon after 'lock' prefix.
494 (sync_double_compare_and_swap<mode>): Ditto.
495 (*sync_double_compare_and_swapdi_pic): Ditto.
496 (*sync_compare_and_swap_cc<mode>): Ditto.
497 (sync_double_compare_and_swap_cc<mode>): Ditto.
498 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
499 (sync_old_add<mode>): Ditto.
500 (sync_add<mode>): Ditto.
501 (sync_sub<mode>): Ditto.
502 (sync_ior<mode>): Ditto.
503 (sync_and<mode>): Ditto.
504 (sync_xor<mode>): Ditto.
506 2007-08-22 Chao-ying Fu <fu@mips.com>
508 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
510 (copy_rtx): Handle CONST_FIXED.
511 (rtx_equal_p): Likewise.
512 * rtl.h (fixed_value.h): New include.
513 (rtx_def): Add a new field of fixed_value to u.
514 (XCNMPFV): Define for accessing fixed_value.
515 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
517 * rtl.def (CONST_FIXED): New constant.
518 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
519 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
520 US_ASHIFT): New codes.
521 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
522 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
523 unsigned_fract_convert, unsigned_sat_fract): Document them.
524 * varasm.c (assemble_integer): Extend to support fixed-point constants
525 by using different machine classes.
526 (decode_addr_const): Handle FIXED_CST.
527 (const_hash_1): Likewise.
528 (compare_constant): Likewise.
529 (copy_constant): Likewise.
530 (const_rtx_hash_1): Handle CONST_FIXED.
531 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
532 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
534 (initializer_constant_valid_p): Handle FIXED_CST.
535 (output_constant): Support FIXED_POINT_TYPE.
536 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
537 * cse.c (hash_rtx): Support CONST_FIXED.
538 (exp_equiv_p): Likewise.
539 (cannon_reg): Likewise.
540 (fold_rtx): Likewise.
541 (equiv_constant): Likewise.
542 (cse_process_notes_1): Likewise.
543 (count_reg_usage): Likewise.
544 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
545 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
546 (wrap_constant): Check CONST_FIXED.
547 (cselib_hash_rtx): Support CONST_FIXED.
548 (cselib_subst_to_values): Likewise.
549 * df-scan.c (df_uses_record): Likewise.
550 * gcse.c (want_to_gcse_p): Likewise.
551 (oprs_unchanged_p): Likewise.
552 (oprs_not_set_p): Likewise.
553 (compute_transp): Likewise.
554 (extract_mentioned_regs_helper): Likewise.
555 * genemit.c (gen_exp): Likewise.
556 * local-alloc.c (equiv_init_varies_p): Likewise.
557 (contains_replace_regs): Likewise.
558 (memref_referenced_p): Likewise.
559 * loop-invariant.c (check_maybe_invariant): Likewise.
560 (hash_invariant_expr_1): Likewise.
561 (invariant_expr_equal_p): Likewise.
562 * postreload-gcse.c (oprs_unchanged_p): Likewise.
563 * regclass.c (reg_scan_mark_refs): Likewise.
564 * regrename.c (scan_rtx): Likewise.
565 * resource.c (mark_referenced_resources): Likewise.
566 (mark_set_resources): Likewise.
567 * rtlanal.c (rtx_unstable_p): Likewise.
568 (rtx_varies_p): Likewise.
569 (count_occurrences): Likewise.
570 (reg_mentioned_p): Likewise.
571 (modified_between_p): Likewise.
572 (modified_in_p): Likewise.
573 (volatile_insn_p): Likewise.
574 (volatile_refs_p): Likewise.
575 (side_effects_p): Likewise.
576 (may_trap_p_1): Likewise.
577 (inequality_comparisons_p): Likewise.
578 (computed_jump_p_1): Likewise.
579 (commutative_operand_precedence): Likewise.
580 * sched-deps.c (sched_analyze_2): Likewise.
581 * sched-vis.c (print_value): Likewise.
582 * reload.c (operands_match_p): Likewise.
583 (subst_reg_equivs): Likewise.
584 * reload1.c (eliminate_regs_1): Likewise.
585 (elimination_effects): Likewise.
586 (scan_paradoxical_subregs): Likewise.
587 * alias.c (rtx_equal_for_memref_p): Likewise.
588 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
589 * emit-rtl.c (const_fixed_htab): New hash table.
590 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
592 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
593 const_fixed_from_fixed_value): New functions.
594 (verify_rtx_sharing): Handle CONST_FIXED.
595 (copy_rtx_if_shared_1): Likewise.
596 (reset_used_flags): Likewise.
597 (set_used_flags): Likewise.
598 (copy_insn_1): Likewise.
599 (init_emit_once): Create const_fixed_htab.
600 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
602 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
604 PR tree-optimization/32949
605 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
606 before failing for ivs with non-constant step.
608 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
610 * doc/md.texi (Iterators): Renamed from Macros. All contents
611 changed to reflect rename of respectively define_code_macro and
612 define_mode_macro to define_code_iterator and define_mode_iterator.
613 (Mode Iterators, Code Iterators): Similar.
614 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
615 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
616 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
617 (initialize_iterators, find_iterator, check_code_iterator)
618 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
619 (read_mapping, read_rtx_1): Similar.
620 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
621 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
622 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
623 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
624 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
625 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
626 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
627 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
628 config/rs6000/sync.md, config/rs6000/rs6000.md,
629 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
630 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
631 config/vax/vax.md, config/bfin/bfin.md: Similar.
633 2007-08-22 David Daney <ddaney@avtrex.com>
635 * doc/install.texi (Testing): Mention testing on a simulator.
637 2007-08-22 Janis Johnson <janis187@us.ibm.com>
639 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
641 * doc/libgcc.texi (Decimal float library routines): Fix formatting
642 and rearrange floating point conversion functions into different
645 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
647 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
648 dfa_post_advance_cycle): New scheduler hooks.
649 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
650 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
652 (TARGET_SCHED): Use them.
653 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
654 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
655 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
657 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
658 function to facilitate debugging.
659 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
660 (output_insn_has_dfa_reservation_p): New static function to output
661 insn_has_dfa_reservation_p ().
662 (write_automata): Use it.
663 * genattr.c (main): Output declaration for
664 insn_has_dfa_reservation_p ().
666 2007-08-22 Christian Bruel <christian.bruel@st.com>
667 Richard Guenther <rguenther@suse.de>
669 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
670 * simplify_rtx (simplify_binary_operation_1): Likewise.
672 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
674 PR rtl-optimization/32557
675 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
676 of REGNO (mws->mw_reg).
678 2007-08-22 Richard Guenther <rguenther@suse.de>
681 * builtins.c (expand_builtin_int_roundingfn): Replace call
682 argument wrapped with SAVE_EXPR directly.
683 (expand_builtin_int_roundingfn_2): Likewise.
685 2007-08-22 Richard Guenther <rguenther@suse.de>
687 * tree-inline.c (inlinable_function_p): Restore disregarding
688 inline limits for GNU extern inline functions.
690 2007-08-22 Richard Guenther <rguenther@suse.de>
693 * tree.c (host_integerp): Treat sizetype as signed as it is
696 2007-08-21 Ian Lance Taylor <iant@google.com>
698 PR tree-optimization/33134
699 * tree-vrp.c (adjust_range_with_scev): Call
700 set_value_range_to_value.
702 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
704 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
707 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
709 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
712 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
714 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
715 cases to set eight bytes at a time.
716 (expand_block_move): Likewise.
718 2007-08-21 Jakub Jelinek <jakub@redhat.com>
721 * dwarf2out.c (gen_decl_die): Don't call
722 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
724 2007-08-21 Paul Brook <paul@codesourcery.com>
725 Nathan Sidwell <nathan@codesourcery.com>
726 Mark Mitchell <mark@codesourcery.com>
727 Joseph Myers <joseph@codesourcery.com>
729 * configure.ac: Add --with-pkgversion and --with-bugurl.
730 * configure: Regenerate.
731 * doc/install.texi: Document them.
732 * version.c (version_string): Remove VERSUFFIX.
734 (pkgversion_string): New.
735 (bug_report_url): Do not hard-code initializer.
736 * version.h (pkgversion_string): Declare.
737 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
739 (version.o): Define PKGVERSION and BUGURL.
740 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
741 (%.pod): Define BUGURL.
742 * gcc.c (process_command, main): Use pkgversion_string.
743 * toplev.c (compile_file, print_version): Likewise.
744 * protoize.c (main): Likewise.
745 * gcov.c (print_version): Likewise. Update copyright date.
746 * gcov-dump.c (print_version): Likewise. Update copyright date.
747 * mips-tdump.c (main): Likewise. Update copyright date.
748 * mips-tfile.c (main): Likewise. Update copyright date.
749 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
750 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
752 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
753 * doc/gccint.texi: Likewise.
754 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
755 Update copyright date.
757 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
759 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
760 (ix86_expand_strlensi_unroll_1): Ditto.
761 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
762 (ix86_expand_carry_flag_compare): Update comment.
764 2007-08-21 Jakub Jelinek <jakub@redhat.com>
767 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
768 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
770 2007-08-21 Richard Guenther <rguenther@suse.de>
772 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
774 2007-08-21 Richard Guenther <rguenther@suse.de>
777 * fold-const.c (fold_binary): Remove index +p PTR folding.
778 Fix types of POINTER_PLUS_EXPR generated by folding of
781 2007-08-20 Chao-ying Fu <fu@mips.com>
783 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
784 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
785 RID_ONEWAY, so that it can be checked in declspecs_add_type.
786 (c_common_fixed_point_type_for_size): Declare.
787 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
788 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
789 (c_token_starts_declspecs): Likewise.
790 (c_parser_declspecs): Likewise.
791 (c_parser_attributes): Likewise.
792 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
793 (c_declspecs): Add saturating_p.
794 * c-decl.c (build_null_declspecs): Initialize saturating_p.
795 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
796 _Sat. Handle RID_SAT.
797 Avoid using void, bool, char, int, float, double, _Decimal32,
798 _Decimal64, _Decimal128, and complex with _Sat.
799 Handle RID_FRACT and RID_ACCUM.
800 Make sure _Sat is used with _Fract or _Accum.
801 (finish_declspecs): Handle cts_fract and cts_accum.
802 * c-common.c (fixed-value.h): New include.
803 (constant_expression_warning): Handle FIXED_CST.
804 (overflow_warning): Likewise.
805 (warnings_for_convert_and_check): Likewise.
806 (c_common_fixed_point_type_for_size): New.
807 (c_common_type_for_mode): Handle fixed-point modes to
808 return various saturating/non-saturating, signed/unsigned types.
809 (c_common_signed_or_unsigned_type): Support fixed-point types.
810 (shorten_compare): Check fixed-point zero.
811 Handle FIXED_POINT_TYPE.
812 (c_common_truthvalue_conversion): Handle FIXED_CST.
813 Handle FIXED_POINT_TYPE.
814 (c_common_nodes_and_builtins): Record builtin types for fixed-point
816 (handle_mode_attribute): Handle fixed-point modes. Need to check
817 if the signness of base type and fixed-point modes are consistent.
818 (handle_vector_size_attribute): Handle fixed-point modes.
819 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
820 (warn_for_div_by_zero): Check fixed-point zero.
821 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
822 a common fixed-point type based on fbit, ibit, sign, and saturation.
823 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
824 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
825 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
826 (convert_for_assignment): Support FIXED_POINT_TYPE.
827 (digest_init): Handle FIXED_POINT_TYPE.
828 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
829 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
830 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
831 GE_EXPR, LT_EXPR, GT_EXPR.
832 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
833 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
834 * target.h (gcc_target): Add fixed_point_supported_p.
835 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
836 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
837 (default_fixed_point_supported_p): Define.
838 * targhooks.h (default_fixed_point_supported_p): Declare.
839 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
840 * doc/install.texi (Configuration): Add --enable-fixed-point.
841 * configure.ac (--enable-fixed-point): New to enable fixed-point
842 arithmetic extension to C. For mips targets, we enable it by default.
843 * configure, config.in: Regenerate.
845 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
847 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
849 2007-08-20 David Edelsohn <edelsohn@gnu.org>
851 * dwarf2out.c (text_section_used): Move declaration outside ifdef
852 DWARF2_DEBUGGING_INFO.
853 (cold_text_section_used): Same.
854 (cold_text_section): Same.
856 2007-08-20 Richard Guenther <rguenther@suse.de>
858 * c-typeck.c (convert_for_assignment): Use the type of
859 the member for the initialization.
861 2007-08-20 Richard Guenther <rguenther@suse.de>
863 * c-objc-common.c (c_disregard_inline_limits): Remove.
864 * c-objc-common.h (c_disregard_inline_limits): Likewise.
865 * cgraphunit.c (cgraph_process_new_functions): Call
866 disregard_inline_limits_p.
867 (cgraph_preserve_function_body_p): Likewise.
868 * ipa-inline.c (compute_inline_parameters): Likewise.
869 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
871 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
872 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
873 disregard_inline_limits langhook.
874 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
876 * langhooks.h (lang_hooks_for_tree_inlining): Remove
877 disregard_inline_limits langhook.
878 * tree-inline.c (disregard_inline_limits_p): New function.
879 * tree-inline.h (disregard_inline_limits_p): Declare.
881 2007-08-20 Richard Guenther <rguenther@suse.de>
883 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
884 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
885 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
886 auto_var_in_fn_p langhook.
887 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
889 * tree.c (auto_var_in_fn_p): ... here.
890 (find_var_from_fn): Call auto_var_in_fn_p directly.
891 * langhooks.h (lang_hooks_for_tree_inlining): Remove
892 auto_var_in_fn_p langhook.
893 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
894 (copy_body_r): Likewise.
895 (self_inlining_addr_expr): Likewise.
896 * tree.h (auto_var_in_fn_p): Declare.
898 2007-08-20 Richard Guenther <rguenther@suse.de>
900 * tree.c (WALK_SUBTREE): Call walk_tree_1.
901 (walk_type_fields): Take lh parameter.
902 (walk_tree): Rename to ...
903 (walk_tree_1): ... this. Do not call the walk_subtrees
904 langhook but the now passed callback. Pass lh on recursion.
905 (walk_tree_without_duplicates): Rename to ...
906 (walk_tree_without_duplicates_1): ... this. Take lh parameter
907 and call walk_tree_1.
908 * tree.h (walk_tree_lh): New typedef.
909 (walk_tree_1): Declare.
910 (walk_tree_without_duplicates_1): Likewise.
911 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
912 (walk_tree_without_duplicates): New define to
913 walk_tree_without_duplicates_1 with NULL lh parameter.
914 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
915 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
917 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
918 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
919 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
922 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
925 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
926 code in front of the compacting of basic blocks.
927 Move the folding of statements inbetween the cgraph checking
928 and compacting of basic blocks.
930 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
931 Serge Belyshev <belyshev@depni.sinp.msu.ru>
934 * config/alpha/alpha.c (va_list_skip_additions): Check for
935 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
936 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
937 PLUS_EXPR when checking ap.__base.
938 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
939 when doing addition on pointer types. Use size_int instead of
941 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
942 ptr_type in the second operand.
944 2007-08-19 Andrew Pinski <pinskia@gmail.com>
947 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
949 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
952 * cfgexpand.c (expand_one_register_var): Mark pointer
953 DECL_ARTIFICIAL as REG_POINTER also.
954 * stmt.c (expand_decl): Likewise.
956 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
963 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
964 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
965 on_worklist argument and avoid adding things to worklist multiple
967 (add_to_worklist): Ditto.
968 (mark_aliases_call_clobbered): Mark entire structure clobbered if
969 single SFT is clobbered.
970 (set_initial_properties): Ditto.
971 (compute_call_clobbered): Update for changes to function
973 (create_overlap_variables_for): Always create SFT for offset 0.
974 (create_structure_vars): Handle PHI's, since we are in SSA form at
976 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
977 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
979 (add_vars_for_offset): Figure out aliases from access + points-to.
980 (add_virtual_operand): Use add_vars-for_offset.
981 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
982 (add_call_clobber_ops): Remove makes_clobbering_call set.
983 (get_expr_operands): Always pass through the INDIRECT_REF
985 * tree-ssa-structalias.c (struct constraint_graph): Remove
987 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
988 address_taken, pt_used, number_incoming.
989 (FIRST_ADDR_NODE): Removed.
990 (merge_graph_nodes): Remove broken code for the moment.
991 (init_graph): New function.
992 (build_pred_graph): Remove code to init_graph.
993 Add location equivalence support.
994 (struct scc_info): Rename roots to deleted.
996 (init_scc_info): Ditto
997 (init_topo_info): Use graph->size.
998 (compute_topo_order): Ditto.
999 (do_da_constraint): Removed.
1000 (do_sd_constraint): Remove calls to find().
1001 set_union_with_increment should always get 0 as last arg here.
1002 (do_complex_constraint): Replace do_da_constraint with assert.
1004 (struct equiv_class_label): New.
1005 (pointer_equiv_class_table): Ditto.
1006 (location_equiv_class_table): Ditto.
1007 (equiv_class_label_hash): Ditto.
1008 (equiv_class_label_eq): Ditto
1009 (equiv_class_lookup): Ditto.
1010 (equiv_class_ladd): Ditto.
1011 (pointer_equiv_class): Ditto.
1012 (location_equiv_class): Ditto.
1013 (condense_visit): Rename and rewrite from label_visit to do only
1014 SCC related stuff for HU.
1015 (label_visit): Do HU work for HU.
1016 (perform_var_substitution): Update to do HU and location
1018 (free_var_substitution_info): Update to free HU and location
1019 equivalence structures. */
1020 (find_equivalent_node): Update for pointer but not location
1022 (unite_pointer_equivalences): New function.
1023 (move_complex_constraints): Rewrite to only do moving.
1024 (rewrite_constraints): Split out of move_complex_constraints.
1025 (solve_graph): Use graph->size.
1026 (process_constraint_1): Add from_call argument, use it.
1027 Split *a = &b into two constraints.
1028 (process_constraint): Use new process_constraint_1.
1029 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1030 (get_constraint_for): Handle non-pointer integers properly.
1031 Remove code that used to handle structures.
1032 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1033 with unknown addends.
1034 (handle_rhs_call): New function.
1035 (find_func_aliases): Use handle_rhs_call.
1036 (set_uids_in_ptset): Add an assert.
1037 (set_used_smts): Fix bug in not considering unified vars.
1038 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1039 (compute_points_to_sets): Update for other function changes.
1040 (delete_points_to_sets): Ditto.
1041 (ipa_pta_execute): Ditto.
1042 (pass_ipa_pta): We need to update SSA after ipa_pta.
1044 2007-08-19 Jan Hubicka <jh@suse.cz>
1046 * i386.md: Replace "rim" and "mri" constraints by "g".
1048 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1050 * dwarf2out.c (text_section_used, cold_text_section_used,
1051 cold_text_section, dwarf2out_note_section_used): New.
1052 (dwarf2out_init): Initialize cold_text_section.
1053 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1054 dwarf2out_note_section_used.
1055 (size_of_aranges): Only count entry for text section if it was
1056 used. Count entry for cold text section if it was used.
1057 (output_aranges): Only output entries for text section and cold
1058 text section if they were used.
1060 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1062 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1064 (debug_generic_stmt): Likewise.
1065 (debug_tree_chain): Likewise.
1067 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1069 * tree-data-refs.c (split_constant_offset): Expose.
1070 * tree-data-refs.h (split_constant_offset): Add declaration.
1072 * tree-vectorizer.h (dr_alignment_support): Renamed
1073 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1074 Added a new value dr_explicit_realign.
1075 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1076 dr_offset, dr_step, and dr_aligned_to, along with new access
1077 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1078 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1079 STMT_VINFO_DR_ALIGNED_TO.
1081 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1083 In case of outer-loop vectorization with non-fixed misalignment - use
1084 the dr_explicit_realign scheme instead of the optimized realignment
1086 (new_stmt_vec_info): Initialize new fields.
1088 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1089 'nested_in_vect_loop' case. Change verbosity level.
1090 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1091 Don't fail on zero step in the outer-loop for loads.
1092 (vect_analyze_data_refs): Call split_constant_offset to calculate
1093 base, offset and init relative to the outer-loop.
1095 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1096 BSI function argument with a new function argument - at_loop.
1097 Simplify the condition that determines STEP. Takes additional argument
1098 INV_P. Support outer-loop vectorization (handle the
1099 nested_in_vect_loop case), including zero step in the outer-loop. Call
1100 vect_create_addr_base_for_vector_ref with additional argument.
1101 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1102 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1103 Fixed and simplified calculation of step.
1104 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
1105 of bsi, and with additional argument. Call bump_vector_ptr with
1106 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
1107 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
1108 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
1109 when the realignment setup needs to take place inside the loop.
1110 Support the dr_explicit_realign scheme. Allow generating the optimized
1111 realignment scheme for outer-loop vectorization. Added documentation.
1112 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
1113 the 'nested_in_vect_loop' case, including loads that are invariant in
1114 the outer-loop and the realignment schemes. Handle the case when the
1115 realignment setup needs to take place inside the loop. Call
1116 vect_setup_realignment with additional arguments. Call
1117 vect_create_data_ref_ptr with additional argument and with loop instead
1118 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
1119 (vect_gen_niters_for_prolog_loop): Call
1120 vect_create_addr_base_for_vector_ref with additional arguments.
1121 (vect_create_cond_for_align_checks): Likewise.
1122 (bump_vector_ptr): Updated to support the new dr_explicit_realign
1123 scheme: takes additional argument bump; argument ptr_incr is now
1124 optional; updated documentation.
1125 (vect_init_vector): Takes additional argument (bsi). Use it, if
1126 available, to insert the vector initialization.
1127 (get_initial_def_for_induction): Pass additional argument in call to
1129 (vect_get_vec_def_for_operand): Likewise.
1130 (vect_setup_realignment): Likewise.
1131 (vectorizable_load): Likewise.
1133 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1135 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
1136 as argument instead of struct loop.
1137 (nested_in_vect_loop_p): New function.
1138 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
1140 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
1141 from other phis in the loop.
1142 (destroy_loop_vec_info): Add additional argument to declaration.
1144 * tree-vectorizer.c (supportable_widening_operation): Also check if
1145 nested_in_vect_loop_p (don't allow changing the order in this case).
1146 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
1147 of struct loop. Call nested_in_vect_loop_p and don't require
1148 flag_unsafe_math_optimizations if it returns true.
1149 (new_stmt_vec_info): When setting def_type for phis differentiate
1150 loop-header phis from other phis.
1151 (bb_in_loop_p): New function.
1152 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1153 just update their loop_vinfo. Order of BB traversal now matters -
1154 call dfs_enumerate_from with bb_in_loop_p.
1155 (destroy_loop_vec_info): Takes additional argument to control whether
1156 stmt_vinfo of the loop stmts should be destroyed as well.
1157 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1158 reduction stmt to be defines by a non loop-header phi.
1159 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1161 * tree-vect-transform.c (vectorizable_reduction): Call
1162 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1163 (vectorizable_call): Likewise.
1164 (vectorizable_conversion): Likewise.
1165 (vectorizable_operation): Likewise.
1166 (vectorizable_type_promotion): Likewise.
1167 (vectorizable_type_demotion): Likewise.
1168 (vectorizable_store): Likewise.
1169 (vectorizable_live_operation): Likewise.
1170 (vectorizable_reduction): Likewise. Also pass loop_info to
1171 vect_is_simple_reduction instead of loop.
1172 (vect_init_vector): Call nested_in_vect_loop_p.
1173 (get_initial_def_for_reduction): Likewise.
1174 (vect_create_epilog_for_reduction): Likewise.
1175 (vect_init_vector): Check which loop to work with, in case there's an
1177 (get_initial_def_for_inducion): Extend to handle outer-loop
1178 vectorization. Fix indentation.
1179 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1180 In the case vect_induction_def get the vector def from the induction
1181 phi node, instead of calling get_initial_def_for_inducion.
1182 (get_initial_def_for_reduction): Extend to handle outer-loop
1184 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1186 (vect_transform_loop): Change assert to just skip this case. Add a
1188 (vect_finish_stmt_generation): Add a couple asserts.
1190 (vect_estimate_min_profitable_iters): Multiply
1191 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1193 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1194 this is an inner-loop reduction in outer-loop vectorization.
1196 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1197 Same code as what used to be vect_analyze_scalar_cycles, only with
1198 additional argument loop, and loop_info passed to
1199 vect_is_simple_reduction instead of loop.
1200 (vect_analyze_scalar_cycles): Code factored out into
1201 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1202 Updated documentation.
1203 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1204 outer-loop vectorization that are live or not used in the outerloop,
1205 cause this requires special handling.
1206 (vect_enhance_data_refs_alignment): Don't consider versioning for
1208 (vect_analyze_data_refs): Check that there are no datarefs in the
1210 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1211 and vect_used_in_outer_by_reduction cases.
1212 (process_use): Also consider the case of outer-loop stmt defining an
1213 inner-loop stmt and vice versa.
1214 (vect_analyze_loop_1): New function.
1215 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1216 loops. Call vect_analyze_loop_1.
1217 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1218 been vectorized. Call destroy_loop_vec_info with additional argument.
1220 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1221 in the inner-loop when doing outer-loop vectorization. Add
1222 documentation and printout.
1223 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1224 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1226 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1228 * tree-affine.h (print_aff): New prototype.
1229 (debug_aff): Likewise.
1230 * tree-affine.c (print_aff): New function.
1231 (debug_aff): Likewise.
1233 2007-08-18 Paul Brook <paul@codesourcery.com>
1234 Joseph Myers <joseph@codesourcery.com>
1236 * common.opt (-fdebug-prefix-map=): New option.
1237 * opts.c: Include debug.h.
1238 (common_handle_option): Handle -fdebug-prefix-map.
1239 * final.c: Include ggc.h.
1240 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1241 remap_debug_filename): New.
1242 * Makefile.in (final.o, opts.o): Update dependencies.
1243 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1244 * configure.ac: Check for assembler --debug-prefix-map support.
1245 * configure, config.in: Regenerate.
1246 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1247 (ASM_DEBUG_SPEC): Include ASM_MAP.
1248 * doc/install.texi (--with-debug-prefix-map): Document.
1249 * doc/invoke.texi (-fdebug-prefix-map): Document.
1250 * dbxout.c (dbxout_init, dbxout_start_source_file,
1251 dbxout_source_file): Call remap_debug_filename.
1252 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1253 dwarf2out_start_source_file, dwarf2out_finish): Call
1254 remap_debug_filename.
1255 (file_table_relative_p): Do not check d->emitted_number.
1256 * toplev.c (output_file_directive): Call remap_debug_filename.
1257 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1258 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1260 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1262 * loop-invariant.c (find_invariants_to_move): Add missing macro
1265 2007-08-17 Tom Tromey <tromey@redhat.com>
1267 * tree.h (struct tree_label_decl): Removed old "java" fields.
1269 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1270 Nigel Stephens <nigel@mips.com>
1272 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1273 Treat -mno-data-in-code and -mcode-xonly as aliases for
1274 -mcode-readable=no and -mcode-readable=pcrel respectively.
1275 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1276 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1277 (MULTILIB_DIRNAMES): Update accordingly.
1279 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1281 * Makefile.in (version.o): Depend on $(REVISION) only if
1282 REVISION_s is defined.
1284 2007-08-17 Sa Liu <saliu@de.ibm.com>
1285 Ulrich Weigand <uweigand@de.ibm.com>
1288 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1289 use build_qualified_type to retain qualifiers of the base type.
1291 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1293 * config/score/score.md : Update pattern tablejump.
1294 * config/score/score.c : Update score_initialize_trampoline
1296 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1297 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1298 * doc/contrib.texi: Add my entry.
1300 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1302 * Makefile.in (REVISION): New.
1305 (version.o): Also depend on $(REVISION). Add
1306 -DREVISION=$(REVISION_s).
1308 * version.c (version_string): Add REVISION.
1310 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1312 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1313 of GOTO that's relocated to a different block.
1315 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1317 * c-common.c (const_strip_array_types): New.
1318 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1319 (const_strip_array_types): New.
1320 * c-objc-common.c (c_disregard_inline_limits,
1321 c_warn_unused_global_decl): Constify.
1322 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1323 c_vla_type_p, c_incomplete_type_error): Likewise.
1324 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1325 * hooks.c (hook_bool_const_tree_false): New.
1326 * hooks.h (hook_bool_const_tree_false): Likewise.
1327 * langhooks-def.h (lhd_warn_unused_global_decl,
1328 lhd_incomplete_type_error, lhd_expr_size,
1329 lhd_tree_inlining_disregard_inline_limits,
1330 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1331 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1332 * langhooks.c (lhd_warn_unused_global_decl,
1333 lhd_incomplete_type_error,
1334 lhd_tree_inlining_disregard_inline_limits,
1335 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1336 lhd_expr_size): Likewise.
1337 * langhooks.h (lang_hooks_for_tree_inlining,
1338 lang_hooks_for_tree_dump, lang_hooks_for_types,
1339 lang_hooks_for_decls, lang_hooks): Likewise.
1340 * pointer-set.c (pointer_set_t, pointer_set_create,
1341 pointer_set_contains, insert_aux, pointer_set_insert,
1342 pointer_set_traverse, pointer_map_t, pointer_map_create,
1343 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1345 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1346 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1347 pointer_map_traverse): Likewise.
1348 * predict.c (assert_is_empty): Likewise.
1349 * tree-affine.c (free_name_expansion): Likewise.
1350 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1351 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1352 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1354 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1356 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1358 (destroy_loop_vec_info): Add call to VEC_free.
1359 * tree-vectorizer.h (may_alias_ddrs): Define.
1360 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1361 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1362 Change reporting to dump.
1363 (vect_is_duplicate_ddr): New.
1364 (vect_mark_for_runtime_alias_test): New.
1365 (vect_analyze_data_ref_dependences) Add call to
1366 vect_mark_for_runtime_alias_test.
1367 (vect_enhance_data_refs_alignment): Define local variable
1368 vect_versioning_for_alias_required, don't perform
1369 peeling for alignment if versioning for alias is
1371 (vect_enhance_data_refs_alignment): Use
1372 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1373 PARAM_VECT_MAX_VERSION_CHECKS.
1374 * tree-vect-transform.c
1375 (vect_create_cond_for_alias_checks): New.
1376 (vect_transform_loop): Add call to
1377 vect_create_cond_for_alias_checks.
1378 (vect_vfa_segment_size): New.
1379 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1381 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1382 * gcc/doc/invoke.texi
1383 (vect-max-version-for-alignment-checks): Document.
1384 (vect-max-version-for-alias-checks): Document.
1385 (vect-max-version-checks): Remove.
1387 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1389 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1390 the same line as the instruction for all asm dialects.
1391 (*rep_movsi): Ditto.
1392 (*rep_movsi_rex64): Ditto.
1393 (*rep_movqi): Ditto.
1394 (*rep_movqi_rex64): Ditto.
1395 (*rep_stosdi_rex64): Ditto.
1396 (*rep_stossi): Ditto.
1397 (*rep_stossi_rex64): Ditto.
1398 (*rep_stosqi): Ditto.
1399 (*rep_stosqi_rex64): Ditto.
1400 (*cmpstrnqi_nz_1): Ditto.
1401 (*cmpstrnqi_nz_rex_1): Ditto.
1402 (*cmpstrnqi_1): Ditto.
1403 (*cmpstrnqi_rex_1): Ditto.
1404 (*strlenqi_1): Ditto.
1405 (*strlenqi_rex_1): Ditto.
1406 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1407 prefix on the same line as the instruction for all asm dialects.
1408 (sync_double_compare_and_swap<mode>): Ditto.
1409 (*sync_double_compare_and_swapdi_pic): Ditto.
1410 (*sync_compare_and_swap_cc<mode>): Ditto.
1411 (sync_double_compare_and_swap_cc<mode>): Ditto.
1412 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1413 (sync_old_add<mode>): Ditto.
1414 (sync_add<mode>): Ditto.
1415 (sync_sub<mode>): Ditto.
1416 (sync_ior<mode>): Ditto.
1417 (sync_and<mode>): Ditto.
1418 (sync_xor<mode>): Ditto.
1420 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1423 * reload.c (find_reloads): Check that the memory returned by
1424 find_reloads_toplev was not the result of forcing a constant
1426 (find_reloads_toplev): Always use simplify_gen_subreg to get
1427 the subreg of a constant. If the result is also a constant,
1428 but not a legitimate one, force it into the constant pool
1429 and reload its address.
1431 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1433 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1436 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1438 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1439 directive for the current vector ABI.
1441 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1444 * caller-save.c (reg_save_code): Set invalide status on restore code.
1446 2007-08-15 Diego Novillo <dnovillo@google.com>
1448 * tree-ssa-alias.c (compute_memory_partitions): Use
1449 alias_bitmap_obstack to allocate bitmaps.
1450 (reset_alias_info): Factor out of init_alias_info.
1451 Mark all name tags not associated to an SSA name for renaming.
1452 (init_alias_info): Call it.
1453 (create_name_tags): Tidy. Add comments.
1454 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1456 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1458 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1459 scheduler dependencies.
1461 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1463 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1465 (*iorsi_1_zext): Likewise.
1466 (*iorsi_1_zext_imm): Likewise.
1467 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1468 with "rm"/"xm" constraint.
1469 (sse2_vmsqrtv2df2): Likewise.
1471 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1474 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1477 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1479 * tree-pass.h (PROP_pta): Removed.
1480 (TODO_rebuild_alias): New.
1481 (pass_may_alias): Removed.
1482 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1483 aliasing if we changed something.
1484 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1486 (pass_may_alias): Removed.
1487 (create_structure_vars): Return TODO_rebuild_alias.
1488 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1489 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1491 (tree_sra_early): We never affect aliasing right now.
1492 * tree-flow.h (compute_may_aliases): New prototype.
1493 * passes.c: Remove pass_may_alias from the passes.
1494 (execute_function_todo): Support TODO_rebuild_alias.
1496 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1498 * i386.c: (legitimize_address): Move dllimported variable check
1499 infront of legitimizing pic address of CONST symbols.
1501 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1503 PR tree-optimization/32941
1504 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1505 (goto_queue_cmp): Remove.
1506 (find_goto_replacement): Change search method.
1507 (maybe_record_in_goto_queue): Add assert.
1508 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1509 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1511 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1513 * alias.c (component_uses_parent_alias_set): Constify.
1514 * alias.h (component_uses_parent_alias_set): Likewise.
1515 * cfgrtl.c (print_rtl_with_bb): Likewise.
1516 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1517 mpz_get_double_int): Likewise.
1518 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1519 mpz_get_double_int): Likewise.
1520 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1521 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1523 * expr.h (safe_from_p): Likewise.
1524 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1526 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1527 zero_sized_type, goa_lhs_expr_p): Likewise.
1528 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1529 * rtl.h (print_rtl_with_bb): Likewise.
1530 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1531 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1532 * tree-flow-inline.h (bb_stmt_list): Constify.
1533 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
1535 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
1536 const_first_stmt, const_last_stmt): New.
1537 (block_may_fallthru, empty_block_p): Constify.
1538 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
1539 EXPR_ONLY_BODY): New.
1540 (expr_first, expr_last, expr_only): Use macro for body.
1541 (const_expr_first, const_expr_last, const_expr_only): New.
1542 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
1543 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
1544 ctsi_prev, ctsi_stmt): New.
1545 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
1546 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
1547 * tree-ssa-loop-niter.c (loop_only_exit_p,
1548 derive_constant_upper_bound): Likewise.
1549 * tree-ssa-phiopt.c (empty_block_p): Likewise.
1550 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
1551 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
1552 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
1553 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
1554 * tree.c (get_type_static_bounds): Likewise.
1555 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
1556 (get_type_static_bounds): Constify.
1558 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1561 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
1562 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
1563 (*<addsub><mode>3_cc_overflow): New.
1564 (*add<mode>3_cconly_overflow): New.
1565 (*sub<mode>3_cconly_overflow): New.
1566 (*<addsub>si3_zext_cc_overflow): New.
1567 * config/i386/predicates.md (fcmov_comparison_operator): Accept
1568 CCCmode for LTU, GTU, LEU and GEU.
1569 (ix86_comparison_operator): Likewise.
1570 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
1571 * config/i386/i386.c (put_condition_code): Support CCCmode.
1572 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
1573 or MINUS expressions.
1575 2007-08-14 Andrew Pinski <pinskia@gmail.com>
1578 * c-typeck.c (build_binary_op): Disallow vector float types with
1579 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
1581 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1583 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
1584 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
1585 (dep_def): New typedef.
1586 (init_dep_1, sd_debug_dep): Declare functions.
1587 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
1588 (debug_dep_links): Remove.
1589 (struct _deps_list): New field 'n_links'.
1590 (DEPS_LIST_N_LINKS): New macro.
1591 (FOR_EACH_DEP_LINK): Remove.
1592 (create_deps_list, free_deps_list, delete_deps_list): Remove
1594 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1595 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1596 (copy_deps_list_change_con, move_dep_link): Ditto.
1597 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
1598 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
1600 (INSN_BACK_DEPS): Remove.
1601 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
1603 (INSN_DEP_COUNT): Remove.
1604 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
1605 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
1606 Declare global variables.
1607 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
1608 (add_forw_dep, compute_forward_dependences): Remove declarations.
1609 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
1610 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1611 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
1613 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
1615 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
1616 (sd_list_types_def): New typedef.
1617 (sd_next_list): Declare function.
1618 (struct _sd_iterator): New type.
1619 (sd_iterator_def): New typedef.
1620 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
1622 (FOR_EACH_DEP): New cycle wrapper.
1623 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
1625 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
1626 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
1629 * sched-deps.c (init_dep_1): Make global.
1630 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
1632 (dump_dep): New static function.
1633 (dump_dep_flags): New static variable.
1634 (sd_debug_dep): New function.
1635 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
1637 (move_dep_link): Use remove_from_deps_list (), instead of
1639 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
1640 (dep_link_is_detached_p): New static function.
1641 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
1643 (dn_pool, dl_pool): New alloc_pools.
1644 (dn_pool_diff, dl_pool_diff): New static variables.
1645 (create_dep_node, delete_dep_node): New static function.
1646 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
1647 (deps_list_empty_p): Make it static. Use 'n_links' field.
1648 (deps_pools_are_empty_p): New static function.
1649 (alloc_deps_list, delete_deps_list): Remove.
1650 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
1651 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1652 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
1653 (forward_dependency_cache): Remove.
1654 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
1655 'back' from the names. Change signature to use dep_t instead of
1657 (add_back_dep): Ditto. Make global.
1658 (check_dep_status): Rename to check_dep ().
1659 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
1661 (sd_finish_insn): Ditto.
1662 (sd_find_dep_between_no_cache): New static function.
1663 (sd_find_dep_between): New function.
1664 (ask_dependency_caches, set_dependency_caches): New static functions.
1665 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
1666 (add_or_update_dep_1): Separate pieces of functionality into
1667 ask_dependency_caches (), update_dependency_caches (),
1668 change_spec_dep_to_hard (), update_dep ().
1669 (get_back_and_forw_lists): New static function.
1670 (sd_add_dep): Separate setting of dependency caches into
1671 set_dependency_caches ().
1672 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
1674 (sd_delete_dep): Ditto.
1675 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
1676 (dump_lists): New static function.
1677 (sd_debug_lists): New debug function.
1678 (delete_all_dependences, fixup_sched_groups): Update to use
1679 sd_* infrastructure.
1680 (sched_analyze_2): Create data-speculative dependency only if
1681 data-speculation is enabled.
1682 (sched_analyze_insn): If insn cannot be speculative, make all its
1683 dependencies non-speculative.
1684 (sched_analyze): Use sd_init_insn ().
1685 (add_forw_dep, compute_forward_dependencies): Remove.
1686 (delete_dep_nodes_in_back_deps): New static function.
1687 (sched_free_deps): New function.
1688 (init_dependency_caches): Init alloc_pools.
1689 (extend_depedency_caches): Update after removing of
1690 forward_dependency_cache.
1691 (free_dependency_caches): Ditto. Free alloc_pools.
1692 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
1693 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
1695 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1696 (add_dependence): Use init_dep ().
1697 (get_dep_weak_1): New static function.
1698 (get_dep_weak): Move logic to get_dep_weak_1 ().
1699 (dump_ds): New static function moved from haifa-sched.c:
1700 debug_spec_status ().
1701 (debug_ds): New debug function.
1702 (check_dep_status): Rename to check_dep (). Update to check whole
1705 * haifa-sched.c (spec_info): Make global.
1706 (added_recovery_block_p): Rename to
1707 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
1708 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
1709 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
1710 to use new interfaces.
1711 (ok_for_early_queue_removal): Ditto.
1712 (schedule_block): Initialize logical uids of insns emitted by the
1714 (sched_init): Initialize new variable.
1715 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1717 (extend_global): Initialize insn data.
1718 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1719 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1721 (add_to_speculative_block): Update to use new interfaces.
1722 (create_recovery_block): Set new variables.
1723 (create_check_block_twin, fix_recovery_deps): Update to use new
1725 (sched_insn_is_legitimate_for_speculation_p): New function.
1726 (speculate_insn): Move checking logic to
1727 sched_insn_is_legitimate_for_speculation_p ().
1728 (sched_remove_insn): Finalize sched-deps information of instruction.
1729 (clear_priorities, add_jump_dependencies): Update to use new
1731 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1733 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1734 to use new interfaces.
1735 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1736 (new_ready): Try to use control speculation only if it is available.
1737 (add_branch_dependences): Update to use new interfaces.
1738 (compute_block_backward_dependences): Rename to
1739 compute_block_dependences (). Call
1740 targetm.sched.dependencies_evaluation_hook ().
1741 (free_block_dependencies): New static function.
1742 (debug_dependencies): Update to use new interfaces.
1743 (schedule_region): Remove separate computation of forward dependencies.
1744 Move call of targetm.sched.dependencies_evaluation_hook () to
1745 compute_block_dependences (). Free dependencies at the end of
1746 scheduling the region.
1748 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1750 (add_deps_for_risky_insns): Ditto.
1751 (schedule_ebb): Remove separate computation of forward dependencies.
1752 Free dependencies at the end of scheduling the ebb.
1754 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1755 (build_intra_loop_deps): Ditto. Remove separate computation of
1756 forward dependencies. Free sched-deps dependencies.
1758 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1759 to use new interfaces.
1760 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1762 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1764 (is_costly_group): Ditto.
1766 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1768 * alias.c (rtx_equal_for_memref_p): Constify.
1769 * basic-block.h (const_edge, const_basic_block): New.
1770 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1771 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1772 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1773 probably_never_executed_bb_p, edge_probability_reliable_p,
1774 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1775 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1777 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1778 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1780 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1781 flow_nodes_print, dfs_enumerate_from): Likewise.
1782 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1783 control_flow_insn_p, count_basic_blocks): Likewise.
1784 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1785 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1786 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1787 average_num_loop_insns, loop_exit_edge_p,
1788 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1789 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1790 average_num_loop_insns, seq_cost): Likewise.
1791 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1792 * dominance.c (dominated_by_p): Likewise.
1793 * emit-rtl.c (validate_subreg): Likewise.
1794 * except.c (can_throw_internal, can_throw_external): Likewise.
1795 * except.h (can_throw_internal, can_throw_external): Likewise.
1796 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1797 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1798 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1799 simple_mem, store_ops_ok, load_kills_store, find_loads,
1800 store_killed_in_insn, store_killed_after, store_killed_before,
1801 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1803 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1804 noce_mem_write_may_trap_or_fault_p): Likewise.
1805 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1807 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1809 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1810 probably_cold_bb_p, probably_never_executed_bb_p,
1811 edge_probability_reliable_p, br_prob_note_reliable_p,
1812 can_predict_insn_p): Likewise.
1813 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1814 * resource.c (return_insn_p): Likewise.
1815 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1817 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1818 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1819 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1820 verify_gimple_modify_stmt): Likewise.
1821 * tree-chrec.c (is_not_constant_evolution,
1822 is_multivariate_chrec_rec, is_multivariate_chrec,
1823 chrec_contains_symbols, chrec_contains_undetermined,
1824 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1825 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1826 eq_evolutions_p, scev_direction): Likewise.
1827 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1828 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1829 chrec_contains_symbols_defined_in_loop,
1830 chrec_contains_undetermined, tree_contains_chrecs,
1831 evolution_function_is_affine_multivariate_p,
1832 evolution_function_is_univariate_p, chrec_zerop,
1833 evolution_function_is_constant_p, evolution_function_is_affine_p,
1834 evolution_function_is_affine_or_constant_p,
1835 tree_does_not_contain_chrecs, chrec_type): Likewise.
1836 * tree-data-ref.c (tree_fold_divides_p,
1837 object_address_invariant_in_loop_p, dr_may_alias_p,
1838 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1839 same_access_functions, constant_access_functions,
1840 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1842 * tree-flow.h (scev_direction): Likewise.
1843 * tree-gimple.c (is_gimple_stmt): Likewise.
1844 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1846 * tree-pretty-print.c (op_prio): Likewise.
1847 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1848 analyzable_condition, backedge_phi_arg_p): Likewise.
1849 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1850 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1851 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1854 2007-08-13 Dan Hipschman <dsh@google.com>
1857 * c-format.c (check_format_arg): Move check for zero-length
1858 format strings below the check for unterminated strings.
1860 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1863 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1866 2007-08-13 Nick Clifton <nickc@redhat.com>
1868 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1870 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1873 * c-format.c (gcc_gfc_length_specs): New array.
1874 (gcc_gfc_char_table): Add unsigned specifier, and references to
1875 the l length modifier.
1876 (format_types_orig): Use the new gcc_gfc_length_specs.
1878 2007-08-12 Sa Liu <saliu@de.ibm.com>
1880 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1881 and with REG_RETVAL note after split.
1883 2007-08-11 David Daney <ddaney@avtrex.com>
1885 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1886 as ATTRIBUTE_UNUSED.
1888 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1889 Segher Boessenkool <segher@kernel.crashing.org>
1891 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1892 HAVE_LOCAL_CPU_DETECT not defined.
1894 2007-08-11 Jan Hubicka <jh@suse.cz>
1896 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1897 (cgraph_process_new_functions): Honor previous value of
1898 disregard_inline_limits.
1899 * ipa-inline.c (compute_inline_parameters): Likewise.
1901 2007-08-11 Ian Lance Taylor <iant@google.com>
1903 * alias.h (alias_set_type): Define new type.
1904 (ALIAS_SET_MEMORY_BARRIER): Use it.
1905 * rtl.h: Include alias.h.
1906 (struct mem_attrs): Use alias_set_type.
1907 * tree.h: Include alias.h
1908 (struct tree_type): Use alias_set_type.
1909 (struct tree_struct_field_tag): Likewise.
1910 (struct tree_decl_common): Likewise.
1911 * alias.c (struct alias_set_entry): Use alias_set_type.
1912 (get_alias_set_entry, alias_set_subset_of): Likewise.
1913 (alias_sets_conflict_p): Likewise.
1914 (alias_sets_must_conflict_p): Likewise.
1915 (objects_must_conflict_p): Likewise.
1916 (get_alias_set, new_alias_set): Likewise.
1917 (record_alias_subset, record_component_aliases): Likewise.
1918 (varargs_set, frame_set): Change to alias_set_type.
1919 (get_varargs_alias_set): Use alias_set_type.
1920 (get_frame_alias_set): Likewise.
1921 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1922 * dse.c (struct store_info): Use alias_set_type.
1923 (struct read_info, struct clear_alias_mode_holder): Likewise.
1924 (clear_alias_set_lookup, canon_address): Likewise.
1925 (record_store, check_mem_read_rtx): Likewise.
1926 (dse_record_singleton_alias_set): Likewise.
1927 (dse_invalidate_singleton_alias_set): Likewise.
1928 * emit-rtl.c (get_mem_attrs): Likewise.
1929 (set_mem_attributes_minus_bitpos): Likewise.
1930 (set_mem_alias_set): Likewise.
1931 * expr.c (store_constructor_field, store_field): Likewise.
1932 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1933 * langhooks.c (lhd_get_alias_set): Likewise.
1934 * langhooks-def.h (lhd_get_alias_set): Likewise.
1935 * reload1.c (alter_reg): Likewise.
1936 * tree-flow.h (struct fieldoff): Likewise.
1937 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1938 (may_alias_p, get_smt_for, create_sft): Likewise.
1939 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1940 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1941 (merge_smts_into): Likewise.
1942 * varasm.c (const_alias_set): Likewise.
1943 * c-common.c (strict_aliasing_warning): Likewise.
1944 (c_common_get_alias_set): Likewise.
1945 * dse.h (dse_record_singleton_alias_set): Update declaration.
1946 (dse_invalidate_singleton_alias_set): Likewise.
1947 * emit-rtl.h (set_mem_alias_set): Likewise.
1948 * c-common.h (c_common_get_alias_set): Likewise.
1949 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1950 * print-tree.c (print_node): Likewise.
1951 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1953 (alpha_setup_incoming_varargs): Use alias_set_type.
1954 * config/i386/i386.c (setup_incoming_varargs_64): Use
1956 (setup_incoming_varargs_ms_64): Likewise.
1957 (ix86_GOT_alias_set): Likewise.
1958 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1959 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1960 (set): Change to alias_set_type.
1961 (get_TOC_alias_set): Use alias_set_type.
1962 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1964 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1965 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1967 (struct_value_alias_set): Likewise.
1968 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1970 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1972 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1973 * config/vxworks.h (TARGET_VXWORKS): Override.
1974 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1975 "mips" if TARGET_VXWORKS.
1977 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1979 * calls.c (avoid_likely_spilled_reg): New function.
1980 (expand_call): Use it.
1982 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1984 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1986 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1988 * config/mips/predicates.md (const_call_insn_operand): Invoke
1989 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1991 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1994 * config/rs6000/driver-rs6000.c: Include link.h.
1995 Use ElfW instead of wordsize-specif typedef.
1997 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1999 * system.h (CONST_CAST): New.
2000 * c-decl.c (c_make_fname_decl): Use it.
2001 * c-lex.c (cb_ident, lex_string): Likewise.
2002 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2003 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2004 give_switch, set_multilib_dir): Likewise.
2005 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2006 * passes.c (execute_one_pass): Likewise.
2007 * prefix.c (update_path): Likewise.
2008 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2009 * tree.c (build_string): Likewise.
2011 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2013 * tree-flow-inline.h (is_exec_stmt): Remove.
2014 (is_label_stmt): Remove.
2015 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2018 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2020 * lower-subreg.c (resolve_shift_zext): Don't adjust
2021 src_reg_num for wordmode operands.
2023 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2024 David Ung <davidu@mips.com>
2026 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2027 (TARGET_SCHED_REORDER2): Define.
2028 (mips_maybe_swap_ready): New.
2029 (mips_last_74k_agen_insn): New.
2030 (mips_74k_agen_init): New.
2031 (mips_74k_agen_reorder): New function to group loads and stores
2033 (mips_sched_init): New.
2034 (mips_sched_reorder): Don't do initialization here. Call
2035 mips_74k_agen_reorder.
2036 (mips_variable_issue): Call mips_74k_agen_init.
2038 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2040 * tree-flow-inline.h (get_filename): Remove.
2042 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2044 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2046 (mips_fetch_insns): Delete in favor of...
2047 (mips_load_store_insns): ...this new function.
2048 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2049 to say whether multiword moves _might_ be split.
2050 (mips_fetch_insns): Delete in favor of...
2051 (mips_load_store_insns): ...this new function.
2052 (mips_rtx_costs): Update the call to mips_address_insns.
2053 (mips_address_cost): Likewise.
2054 * config/mips/mips.md (length): Use mips_load_store_insns instead
2055 of mips_fetch_insns.
2056 * config/mips/constraints.md (R): Use mips_address_insns rather
2057 than mips_fetch_insns. Assume that the move never needs to be split.
2059 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2061 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2062 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2063 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2064 * config/mips/mips.h (mips16_hard_float): Delete.
2065 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2066 definitions, and replace with....
2067 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2068 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2069 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2070 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2071 (override_options): Replace MASK_SOFT_FLOAT references with
2072 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2073 and mips16_hard_float when TARGET_MIPS16.
2075 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2078 * c-typeck.c (build_binary_op): Check for non pointer types before
2079 calling int_fits_type_p.
2081 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2084 * fold-const.c (omit_one_operand): Return only the ommitted expression
2085 if the result is an empty statement.
2086 (pedantic_omit_one_operand): Likewise.
2088 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2090 * c-typeck.c (readonly_error): Improve error for assignment.
2092 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2094 (pp_c_expression): Ditto.
2096 2007-08-09 Simon Baldwin <simonb@google.com>
2098 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2099 break that was preventing simplify_associative_operation() for xor.
2101 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2102 Nigel Stephens <nigel@mips.com>
2104 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
2105 Document change in interpretation of value from boolean to
2107 * optabs.c (expand_ffs, expand_ctz): New functions to compute
2108 ffs and ctz using clz.
2109 (expand_unop): Call them.
2110 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
2112 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2113 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
2114 enable the new ffs expansion on this target.
2116 2007-08-09 Jan Hubicka <jh@suse.cz>
2118 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
2119 (expand_ternary_op): Likewise.
2120 (expand_vec_shift_expr): Likewise.
2121 (expand_binop_directly): Likewise.
2122 (expand_binop): Likewise.
2123 (sign_expand_binop): Likewise.
2124 (expand_twoval_unop): Likewise.
2125 (expand_twoval_binop): Likewise.
2126 (expand_twoval_binop_libfunc): Likewise.
2127 (widen_clz): Likewise.
2128 (widen_bswap): Likewise.
2129 (expand_parity): Likewise.
2130 (expand_unop): Likewise.
2131 (expand_abs_nojump): Likewise.
2132 (expand_copysign): Likewise.
2133 (emit_no_conflict_block): Likewise.
2134 (emit_libcall_block): Likewise.
2135 (can_compare_p): Likewise.
2136 (prepare_cmp_insn): Likewise.
2137 (emit_cmp_and_jump_insn_1): Likewise.
2138 (prepare_float_lib_cmp): Likewise.
2139 (emit_conditional_add): Likewise.
2140 (gen_add2_insn): Likewise.
2141 (have_add2_insn): Likewise.
2142 (gen_sub2_insn): Likewise.
2143 (have_sub2_insn): Likewise.
2144 (can_extend_p): Likewise.
2145 (can_fix_p): Likewise.
2146 (can_float_p): Likewise.
2147 (expand_float): Likewise.
2148 (expand_fix): Likewise.
2149 (expand_sfix_optab): Likewise.
2150 (new_optab): Likewise.
2151 (new_convert_optab): Likewise.
2152 (init_libfuncs): Likewise.
2153 (init_interclass_conv_libfuncs): Likewise.
2154 (init_intraclass_conv_libfuncs): Likewise.
2155 (set_conv_libfunc): Likewise.
2156 (init_optabs): Likewise.
2157 (debug_optab_libfuncs): Likewise.
2158 (gen_cond_trap): Likewise.
2159 * optabs.h (optab_handler, convert_optab_hanlder): New.
2160 * genopinit.c: Update optabs generation table.
2161 * reload.c (find_reloads_address_1): Use optabs accestors.
2162 * builtins.c (expand_builtin_mathfn): Likewise.
2163 (expand_builtin_mathfn_2): Likewise.
2164 (expand_builtin_mathfn_3): Likewise.
2165 (expand_builtin_interclass_mathfn): Likewise.
2166 (expand_builtin_sincos): Likewise.
2167 (expand_builtin_cexpi): Likewise.
2168 (expand_builtin_powi): Likewise.
2169 (expand_builtin_strlen): Likewise.
2170 * dojump.c (do_jump): Likewise.
2171 * expr.c (convert_move): Likewise.
2172 (move_by_pieces): Likewise.
2173 (move_by_pieces_ninsns): Likewise.
2174 (can_store_by_pieces): Likewise.
2175 (store_by_pieces_1): Likewise.
2176 (emit_move_via_integer): Likewise.
2177 (emit_move_complex): Likewise.
2178 (emit_move_ccmode): Likewise.
2179 (emit_move_insn_1): Likewise.
2180 (emit_single_push_insn): Likewise.
2181 (store_constructor): Likewise.
2182 (expand_expr_real_1): Likewise.
2183 (do_store_flag): Likewise.
2184 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2185 (enumerate_modes): Likewise.
2186 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2187 (supportable_widening_operation): Likewise.
2188 (supportable_narrowing_operation): Likewise.
2189 * expmed.c (store_bit_field_1): Likewise.
2190 (extract_bit_field_1): Likewise.
2191 (expand_mult_highpart_optab): Likewise.
2192 (expand_smod_pow2): Likewise.
2193 (expand_divmod): Likewise.
2194 (emit_store_flag): Likewise.
2195 * tree-vect-patterns.c
2196 (vect_pattern_recog_1): Likewise.
2197 * tree-ssa-loop-prefetch.c
2198 (nontemporal_store_p): Likewise.
2199 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2200 (vect_create_epilog_for_reduction): Likewise.
2201 (vectorizable_reduction): Likewise.
2202 (vectorizable_operation): Likewise.
2203 (vect_strided_store_supported): Likewise.
2204 (vectorizable_store): Likewise.
2205 (vect_strided_load_supported): Likewise.
2206 (vectorizable_load): Likewise.
2207 * combine.c (simplify_comparison): Likewise.
2208 * tree-vect-generic.c
2209 (type_for_widest_vector_mode): Likewise.
2210 (expand_vector_operations_1): Likewise.
2211 * config/spu/spu.c (spu_expand_mov): Likewise.
2212 (spu_emit_vector_compare): Likewise.
2213 * config/rs6000/rs6000.c
2214 (rs6000_emit_vector_compare): Likewise.
2215 * stmt.c (add_case_node): Likewise.
2216 * reload1.c (gen_reload):
2218 2007-08-09 Michael Matz <matz@suse.de>
2220 * tree.h (fixed_zerop): Declare as taking a const_tree.
2221 * tree.c (fixed_zerop): Take a const_tree.
2223 2007-08-09 Ira Rosen <irar@il.ibm.com>
2225 * tree-vect-transform.c (vectorizable_store): Remove call to
2226 copy_virtual_operands() and call mark_symbols_for_renaming() for
2227 the created vector store.
2228 (vect_setup_realignment): Don't call copy_virtual_operands() and
2229 update_vuses_to_preheader().
2230 (vectorizable_load): Don't call copy_virtual_operands().
2231 (update_vuses_to_preheader): Remove.
2233 2007-08-08 Chao-ying Fu <fu@mips.com>
2235 * tree.def (FIXED_POINT_TYPE): New type.
2236 (FIXED_CST): New constant.
2237 (FIXED_CONVERT_EXPR): New expr.
2238 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2239 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2240 * tree.h (struct tree_base): Add saturating_flag.
2241 Remove one bit of spare for saturating_flag.
2242 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2243 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2244 FIXED_POINT_TYPE_P): Define.
2245 (TYPE_SATURATING): Define.
2246 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2247 (struct tree_fixed_cst): New.
2248 (TYPE_IBIT, TYPE_FBIT): Define.
2249 (tree_node): Add fixed_cst.
2250 (enum tree_index): Add new enumeration values of
2251 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2252 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2253 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2254 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2255 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2256 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2257 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2258 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2259 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2260 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2261 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2262 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2263 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2264 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2265 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2266 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2267 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2268 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2269 (sat_short_fract_type_node, sat_fract_type_node,
2270 sat_long_fract_type_node, sat_long_long_fract_type_node,
2271 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2272 sat_unsigned_long_fract_type_node,
2273 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2274 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2275 unsigned_short_fract_type_node, unsigned_fract_type_node,
2276 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2277 sat_short_accum_type_node, sat_accum_type_node,
2278 sat_long_accum_type_node, sat_long_long_accum_type_node,
2279 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2280 sat_unsigned_long_accum_type_node,
2281 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2282 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2283 unsigned_short_accum_type_node, unsigned_accum_type_node,
2284 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2285 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2286 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2287 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2288 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2289 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2290 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2291 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2292 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2293 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2294 sat_uda_type_node, sat_uta_type_node): New macro.
2295 (make_fract_type, make_accum_type): Declare.
2296 (make_signed_fract_type, make_unsigned_fract_type,
2297 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2298 make_signed_accum_type, make_unsigned_accum_type,
2299 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2300 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2301 make_or_reuse_sat_signed_fract_type,
2302 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2303 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2304 make_or_reuse_sat_unsigned_accum_type): New macro.
2305 (fixed_zerop): Declare.
2306 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2307 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2308 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2309 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2310 * treestruct.def: Add TS_FIXED_CST.
2311 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2313 (tree-dump.o): Likewise.
2314 (print-tree.o): Likewise.
2315 (tree-pretty-print.o): Likewise.
2316 (fold-const.o): Likewise.
2317 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2318 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2319 (is_gimple_min_invariant): Handle FIXED_CST.
2320 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2321 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2322 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2323 (layout_type): Handle FIXED_POINT_TYPE.
2324 (make_fract_type, make_accum_type): New functions.
2325 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2326 * tree-dump.c (fixed-value.h): New include.
2327 (dump_fixed): New function.
2328 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2329 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2330 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2331 * tree-pretty-print.c (fixed-value.h): New include.
2332 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2334 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2335 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2336 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2337 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2338 for non-saturating fixed-point types.
2339 (reassociate_bb): Likewise.
2340 * emit-rtl.c (fixed-value.h): New include.
2341 (fconst0, fconst1): New array.
2342 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2343 * tree-vect-generic.c expand_vector_operation): Support
2344 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2346 (type_for_widest_vector_mode): Add one parameter for the
2348 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2350 Pass the satp parameter to type_for_mode for fixed-point types.
2351 (expand_vector_operations_1): Pass the saturating flag to
2352 type_for_widest_vector_mode.
2353 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2354 and MODE_VECTOR_UACCUM.
2355 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2356 (vectorizable_condition): Likewise.
2357 * tree.c (fixed-value.h): New include.
2358 (tree_code_size): Support FIXED_CST.
2359 (build_fixed): New function.
2360 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2361 (fixed_zerop): New function.
2362 (tree_node_structure): Support FIXED_CST.
2363 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2364 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2365 (type_hash_eq): Handle FIXED_POINT_TYPE.
2366 (simple_cst_equal): Support FIXED_CST.
2367 (iterative_hash_expr): Handle FIXED_CST.
2368 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2369 (get_narrower): Likewise.
2370 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2371 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2372 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2373 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2375 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2376 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2377 (initializer_zerop): Support FIXED_CST.
2378 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2379 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2380 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2381 (is_base_type): Handle FIXED_POINT_TYPE.
2382 (add_type_attribute): Handle FIXED_POINT_TYPE.
2383 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2384 * print-tree.c (fixed-value.h): New include.
2385 (print_node_brief): Support FIXED_CST.
2386 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2387 * c-pretty-print.c (fixed-value.h): New include.
2388 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2389 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2390 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2391 Support fixed-point types for inner items in VECTOR_TYPE.
2392 (pp_c_direct_declarator): Likewise.
2393 (pp_c_declarator): Likewise.
2394 (pp_c_fixed_constant): New function.
2395 (pp_c_constant): Handle FIXED_CST.
2396 (pp_c_primary_expression): Likewise.
2397 (pp_c_expression): Likewise.
2398 * fold-const.c (fixed-value.h): New include.
2399 (negate_expr_p): Return true for FIXED_CST.
2400 (fold_negate_expr): Support FIXED_CST.
2401 (split_tree): Support FIXED_CST.
2402 (const_binop): Support FIXED_CST.
2403 (fold_convert_const_int_from_fixed): New function to convert from
2405 (fold_convert_const_real_from_fixed): New function to convert from
2407 (fold_convert_const_fixed_from_fixed): New function to convert from
2408 fixed to another fixed.
2409 (fold_convert_const_fixed_from_int): New function to convert from
2411 (fold_convert_const_fixed_from_real): New function to convert from
2413 (fold_convert_const): Support conversions from fixed to int, from
2414 fixed to real, from fixed to fixed, from int to fixed, and from real
2416 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2417 (operand_equal_p): Support FIXED_CST.
2418 (make_range): For fixed-point modes, we need to pass the
2419 saturating flag as the 2nd parameter.
2420 (tree_swap_operands_p): Handle FIXED_CST.
2421 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2423 (fold_unary): Support FIXED_CONVERT_EXPR.
2424 (fold_binary): Handle FIXED_CST.
2425 Make sure the type is not saturating, before associating operations.
2426 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2427 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2428 (fold_negate_const): Support FIXED_CST.
2429 (fold_relational_const): Support FIXED_CST.
2430 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2431 (gimplify_expr): Handle FIXED_CST.
2432 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2433 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2434 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2435 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2436 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2437 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2438 LONG_LONG_ACCUM_TYPE_SIZE.
2439 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2440 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2441 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2442 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2443 MODE_ACCUM, and MODE_UACCUM.
2444 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2445 fixed-point types to disable reduction.
2446 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2448 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2450 * config/rs6000/x-rs6000: New file.
2451 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2452 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2453 (EXTRA_SPEC_FUNCTIONS): Define.
2454 (HAVE_LOCAL_CPU_DETECT): Define.
2455 (CC1_CPU_SPEC): Define.
2456 * config/rs6000/driver-rs6000.c: New file.
2457 * config/rs6000/aix.h (CC1_SPEC): Define.
2458 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2459 * config.host: Add x-rs6000 to host_xmake_file if host and target
2460 are rs6000 or powerpc.
2462 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2464 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2466 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2467 Sandra Loosemore <sandra@codesourcery.com>
2468 Chao-ying Fu <fu@mips.com>
2469 Nigel Stephens <nigel@mips.com>
2470 David Ung <davidu@mips.com>
2472 * doc/invoke.texi (-mcode-readable): Document.
2473 * config/mips/mips.opt (mcode-readable): New option.
2474 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2475 * config/mips/mips.h (mips_code_readable_setting): New enum.
2476 (mips_code_readable): Declare.
2477 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2478 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2479 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2480 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2481 boiler-plate comments.
2482 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2483 * config/mips/mips.c (mips_code_readable): New variable.
2484 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2485 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2486 context and -mcode-readable setting to restrict the use of
2487 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2488 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2489 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2490 (mips_blocks_for_constant_p): Only return false for
2491 TARGET_MIPS16_PCREL_LOADS.
2492 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2493 for MIPS16. Handle SYMBOL_32_HIGH.
2494 (mips_const_insns): Allow HIGHs for MIPS16 too.
2495 (mips_unspec_address_offset): New function, split out from...
2496 (mips_unspec_address): ...here.
2497 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2498 16-bit symbolic constants. Assert approropiate conditions for
2499 using the "la" and "dla" macros.
2500 (mips_handle_option): Handle -mcode-readable=.
2501 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2502 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2503 (mips_strip_unspec_address): New function, split out from...
2504 (print_operand_reloc): ...here.
2505 (print_operand): Pass constants through mips_strip_unspec_address.
2506 (print_operand_address): Likewise.
2507 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2508 (mips_select_rtx_section): Remove MIPS16 handling.
2509 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2510 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2511 (mips16_lay_out_constants): Do nothing unless
2512 TARGET_MIPS16_PCREL_LOADS.
2513 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2514 * config/mips/mips.md: Split HIGHs for MIPS16.
2515 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2517 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2519 * config/mips/mips-protos.h (mips_emit_move): Declare.
2520 * config/mips/mips.c (mips_emit_move): New function.
2521 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2522 (mips_legitimize_const_move): Likewise.
2523 (mips_legitimize_move): Likewise.
2524 (mips_split_64bit_move): Likewise.
2525 (mips_restore_gp): Likewise.
2526 (mips_load_call_address): Likewise.
2527 (mips_emit_fcc_reload): Likewise.
2528 (mips_set_return_address): Likewise.
2529 (mips_block_move_straight): Likewise.
2530 (mips_block_move_loop): Likewise.
2531 (mips_setup_incoming_varargs): Likewise.
2532 (mips_save_reg): Likewise.
2533 (mips_expand_prologue): Likewise.
2534 (mips_restore_reg): Likewise.
2535 (mips_expand_epilogue): Likewise.
2536 (mips_output_mi_thunk): Likewise.
2537 (build_mips16_call_stub): Likewise.
2538 (mips_builtin_branch_and_move): Likewise.
2539 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
2540 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2541 (fixuns_truncdfdi2): Likewise.
2542 (fixuns_truncsfsi2): Likewise.
2543 (fixuns_truncsfdi2): Likewise.
2544 (loadgp_absolute): Likewise.
2545 (builtin_setjmp_setup): Likewise.
2546 (builtin_longjmp): Likewise.
2547 (untyped_call): Likewise.
2549 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2551 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
2552 an "rtx *" argument. Return a bool.
2553 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
2554 values and return true if they can be split. Take the same kind of
2555 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
2556 and store the lo_sum there if nonnull. Use the symbol type to
2557 determine whether a $gp or HIGH is needed.
2558 (mips_legitimize_address): Update call to mips_split_symbol and
2559 simplify accordingly.
2560 (mips_legitimize_const_move): Likewise.
2561 * config/mips/mips.md: In the combine define_split,
2562 check mips_split_symbol instead of splittable_symbolic_operand.
2563 Update use of mips_split_symbol in the generator code.
2564 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
2566 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2568 * config/mips/mips.c (mips_symbolic_address_p): Delete.
2569 (mips_symbol_insns_1): New function, split out from...
2570 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
2571 and stores separately from load addresses.
2572 (mips_classify_address): Replace uses of mips_symbolic_address_p
2573 with uses of mips_symbol_insns.
2574 (mips_address_insns): Update calls to mips_symbol_insns.
2575 (mips_const_insns): Likewise.
2576 (mips_legitimize_address): Likewise.
2578 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2580 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
2581 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
2582 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
2583 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
2584 non-call contexts if TARGET_MIPS16.
2585 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
2586 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
2587 code for SYMBOL_ABSOLUTE.
2588 (mips_symbol_insns): Likewise.
2590 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2592 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
2593 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
2594 (mips_symbolic_constant_p): Likewise. Update the call to
2595 mips_classify_symbol.
2596 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
2597 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
2598 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
2599 (print_operand_reloc): Add a context argument. Update the call to
2600 mips_symbolic_constant_p.
2601 (print_operand): Update the calls to print_operand_reloc.
2602 (print_operand_address): Use print_operand_reloc rather than
2604 (mips_rewrite_small_data_p): Add a context argument. Update the call
2605 to mips_symbolic_constant_p.
2606 (mips_small_data_pattern_1): Make DATA the containing mem.
2607 Update the call to mips_rewrite_small_data_p.
2608 (mips_rewrite_small_data_1): Likewise.
2609 (mips_use_anchors_for_symbol_p): Update the call to
2610 mips_symbolic_constant_p.
2611 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2612 (splittable_symbolic_operand): Likewise.
2613 (move_operand): Likewise.
2614 (absolute_symbolic_operand): Likewise.
2615 (got_disp_operand): Likewise.
2616 (got_page_ofst_operand): Likewise.
2618 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2620 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
2621 (SYMBOL_ABSOLUTE): ...this.
2622 (SYMBOL_SMALL_DATA): Rename to...
2623 (SYMBOL_GP_RELATIVE): ...this.
2624 (SYMBOL_CONSTANT_POOL): Rename to...
2625 (SYMBOL_PC_RELATIVE): ...this.
2626 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
2627 (mips_symbolic_address_p, mips_symbol_insns, override_options)
2628 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
2629 after above changes.
2630 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2631 (general_symbolic_operand): Rename to...
2632 (absolute_symbolic_operand): ...this.
2633 * config/mips/mips.md: Update after above changes.
2635 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
2636 Revital Eres <eres@il.ibm.com>
2638 * ddg.c (print_ddg): Add dump information.
2639 * modulo-sched.c (print_node_sched_params): Add parameter and
2641 (calculate_maxii): Remove function.
2642 (undo_generate_reg_moves): Likewise.
2643 (undo_permute_partial_schedule): Likewise.
2644 (kernel_number_of_cycles): Likewise.
2645 (MAXII_FACTOR): New definition to calculate the upper bound of II.
2646 (sms_schedule): Use it. Remove profitability checks.
2647 (sms_schedule_by_order): Fix order of nodes within the cycle.
2649 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2651 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
2652 -profile option, add pie support.
2653 (ENDFILE_SPEC): New spec.
2654 * config/gnu.h (LIB_SPEC): Add -profile option.
2656 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2658 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
2659 * config/gnu.h (LIB_SPEC): Likewise.
2661 2007-08-07 Yaz Saito <saito@google.com>
2662 Ian Lance Taylor <iant@google.com>
2664 * common.opt (finstrument-functions-exclude-function-list): New
2666 (finstrument-functions-exclude-file-list): New option.
2667 * opts.c (char_p): Define and DEF_VEC.
2668 (flag_instrument_functions_exclude_functions): New static
2670 (flag_instrument_functions_exclude_files): New static variable.
2671 (add_instrument_functions_exclude_list): New static function.
2672 (flag_instrument_functions_exclude_p): New function.
2673 (common_handle_option): Handle new options.
2674 * flags.h (flag_instrument_functions_exclude_p): Declare.
2675 * gimplify.c (gimplify_function_tree): Call
2676 flag_instrument_functions_exclude_p.
2677 * doc/invoke.texi (Option Summary): Mention new options.
2678 (Code Gen Options): Document new options.
2680 2007-08-07 Ian Lance Taylor <iant@google.com>
2682 PR rtl-optimization/32776
2683 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
2684 (resolve_use): Likewise.
2685 (decompose_multiword_subregs): Remove "changed" local variable.
2687 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
2689 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
2690 * configure: Regenerate.
2691 * config.in: Regenerate.
2692 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
2695 2007-08-07 Ian Lance Taylor <iant@google.com>
2697 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
2698 note, just delete the insn.
2700 2007-08-07 Andreas Schwab <schwab@suse.de>
2703 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
2706 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
2708 * lower-subreg.c (resolve_subreg_use): Remove assertion.
2709 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
2710 (decompose_multiword_subregs): Use the functions above to decompose
2711 multiword shifts and zero-extends.
2713 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2715 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2716 "assemble" descriptions which were swapped.
2718 2007-08-06 Chao-ying Fu <fu@mips.com>
2720 * fixed-value.h: New file.
2721 * fixed-value.c: New file.
2722 * Makefile.in (OBJS-common): Add fixed-value.o.
2723 (fixed-value.o): New rule.
2724 (GTFILES): Add fixed-value.h.
2725 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2726 to compare a.low and b.low.
2727 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2729 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2730 Daniel Jacobowitz <dan@codesourcery.com>
2733 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2735 (x86_64-*-netbsd*): Likewise.
2736 (x86_64-*-linux*): Likewise.
2737 (x86_64-*-kfreebsd*-gnu): Likewise.
2738 (x86_64-*-knetbsd*-gnu): Likewise.
2739 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2741 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2743 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2744 Add -fno-asynchronous-unwind-tables.
2746 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2747 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2748 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2749 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2750 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2752 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2754 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2755 (TARGET_C_MODE_FOR_SUFFIX): New.
2757 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2759 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2761 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2763 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2765 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2767 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2768 before checking function returns in conditional expressions.
2770 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2773 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2775 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2778 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2779 for INTEGRAL_TYPE_P.
2781 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2783 * configure.ac: Remove --enable-checking=df from default settings.
2784 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2785 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2786 if the parameter is true.
2787 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2788 DF_VERIFY_SCHEDULED flag is true.
2789 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2790 (df_finish_pass): Adjust prototype.
2791 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2794 * see.c (pass_see): Add TODO_df_verify.
2795 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2796 * global.c (rest_of_handle_global_alloc): Schedule verification
2798 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2800 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2801 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2802 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2804 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2805 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2806 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2808 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2809 Revital Eres <eres@il.ibm.com>
2811 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2813 * ddg.c (create_ddg_dependence): Rename to...
2814 (create_ddg_dep_from_intra_loop_link): This. Do not check
2815 for interloop edges. Do not create anti dependence edge when
2816 a true dependence edge exists in the opposite direction and
2817 -fmodulo-sched-allow-regmoves is set.
2818 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2819 (add_cross_iteration_register_deps): Create anti dependence edge
2820 when -fno-modulo-sched-allow-regmoves is set.
2821 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2823 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2825 * config/arm/arm.md (movsi): Add braces.
2827 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2830 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
2831 operands for the folding of "A - (A & B)" into "~B & A"; cast them
2834 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2836 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
2837 state accessor functions.
2838 * cfgloopmanip.c (remove_path, create_preheaders,
2839 force_single_succ_latches, fix_loop_structure): Ditto.
2840 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2841 tree_duplicate_loop_to_header_edge): Ditto.
2842 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2843 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2845 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2846 cleanup_tree_cfg): Ditto.
2847 * tree-cfg.c (tree_merge_blocks): Ditto.
2848 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2849 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2850 loop_preheader_edge, single_exit): Ditto.
2851 (flow_loops_find): Do not clear loops->state.
2852 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2853 loops_state_clear): New functions.
2855 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2858 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2859 when adding to the base and convert ELT to sizetype instead of type.
2861 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2864 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2865 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2867 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2870 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2871 correct type the negate expression.
2873 2007-08-03 Jan Hubicka <jh@suse.cz>
2875 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2878 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2880 * config/rs6000/rs6000.c (struct processor_cost): Change
2881 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2882 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2884 (rios1_costs, rios2_cost): Correct cache line size.
2885 (rs6000_override_options): Set l2-cache-size parameter.
2887 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2888 Diego Novillo <dnovillo@google.com>
2891 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2892 if the range includes 0.
2894 2007-08-03 Ben Elliston <bje@au.ibm.com>
2896 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2897 mode to unspec expressions to silence a warning from the generator
2900 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2902 * config/ia64/constraints.md ("U"): Make constraint vector only.
2904 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2907 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2908 always_inline attribute on the function decl.
2910 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2913 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2914 if we are compiling with -fPIC.
2916 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2917 Nigel Stephens <nigel@mips.com>
2919 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2920 Define for MIPS32 and MIPS64.
2922 2007-08-02 Nick Clifton <nickc@redhat.com>
2924 * config/host-hpux.c: Change copyright header to refer to version
2925 3 of the GNU General Public License and to point readers at the
2926 COPYING3 file and the FSF's license web page.
2927 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2928 config/alpha/linux.h, config/alpha/alpha.opt,
2929 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2930 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2931 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2932 config/alpha/alpha.h, config/alpha/sync.md,
2933 config/alpha/openbsd.h, config/alpha/alpha.md,
2934 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2935 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2936 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2937 config/alpha/constraints.md, config/alpha/osf.h,
2938 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2939 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2940 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2941 config/frv/frv-asm.h, config/frv/frv-protos.h,
2942 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2943 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2944 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2945 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2946 config/s390/s390.opt, config/s390/s390-modes.def,
2947 config/s390/fixdfdi.h, config/s390/constraints.md,
2948 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2949 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2950 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2951 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2952 config/m32c/prologue.md, config/m32c/m32c.abi,
2953 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2954 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2955 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2956 config/m32c/jump.md, config/m32c/shift.md,
2957 config/m32c/m32c-protos.h, config/libgloss.h,
2958 config/spu/spu-protos.h, config/spu/predicates.md,
2959 config/spu/spu-builtins.h, config/spu/spu.c,
2960 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2961 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2962 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2963 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2964 config/sparc/hypersparc.md, config/sparc/predicates.md,
2965 config/sparc/linux.h, config/sparc/sp64-elf.h,
2966 config/sparc/supersparc.md, config/sparc/cypress.md,
2967 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2968 config/sparc/niagara.md, config/sparc/sparc.md,
2969 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2970 config/sparc/sparc.opt, config/sparc/sync.md,
2971 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2972 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2973 config/sparc/sparc.c, config/sparc/little-endian.opt,
2974 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2975 config/sparc/linux64.h, config/sparc/freebsd.h,
2976 config/sparc/sol2.h, config/sparc/rtemself.h,
2977 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2978 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2979 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2980 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2981 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2982 config/m32r/linux.h, config/m32r/constraints.md,
2983 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2984 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2985 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2986 config/i386/i386.md, config/i386/netware-crt0.c,
2987 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2988 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2989 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2990 config/i386/sol2.h, config/i386/constraints.md,
2991 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2992 config/i386/predicates.md, config/i386/geode.md,
2993 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2994 config/i386/freebsd64.h, config/i386/vxworksae.h,
2995 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2996 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2997 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2998 config/i386/netware.h, config/i386/i386-modes.def,
2999 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3000 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3001 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3002 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3003 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3004 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3005 config/i386/xm-mingw32.h, config/i386/linux64.h,
3006 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3007 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3008 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3009 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3010 config/i386/cygwin2.c, config/i386/i386-protos.h,
3011 config/i386/sync.md, config/i386/openbsd.h,
3012 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3013 config/i386/nto.h, config/i386/biarch64.h,
3014 config/i386/i386-coff.h, config/i386/freebsd.h,
3015 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3016 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3017 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3018 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3019 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3020 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3021 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3022 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3023 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3024 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3025 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3026 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3027 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3028 config/sh/superh64.h, config/sh/rtemself.h,
3029 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3030 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3031 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3032 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3033 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3034 config/avr/predicates.md, config/avr/constraints.md,
3035 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3036 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3037 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3038 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3039 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3040 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3041 config/c4x/predicates.md, config/c4x/c4x.h,
3042 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3043 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3044 config/xtensa/linux.h, config/xtensa/xtensa.h,
3045 config/xtensa/elf.h, config/xtensa/xtensa.md,
3046 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3047 config/xtensa/xtensa-protos.h, config/dbx.h,
3048 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3049 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3050 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3051 config/host-solaris.c, config/fr30/fr30.h,
3052 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3053 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3054 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3055 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3056 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3057 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3058 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3059 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3060 config/cris/predicates.md, config/cris/linux.h,
3061 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3062 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3063 config/cris/aout.opt, config/cris/cris-protos.h,
3064 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3065 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3066 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3067 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3068 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3069 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3070 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3071 config/chorus.h, config/mn10300/mn10300.c,
3072 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3073 config/mn10300/mn10300.h, config/mn10300/linux.h,
3074 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3075 config/mn10300/mn10300.md, config/ia64/predicates.md,
3076 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3077 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3078 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3079 config/ia64/freebsd.h, config/ia64/ia64.md,
3080 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3081 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3082 config/gofast.h, config/rtems.h, config/sol2-10.h,
3083 config/m68k/predicates.md, config/m68k/m68k.md,
3084 config/m68k/linux.h, config/m68k/m68k-modes.def,
3085 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3086 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3087 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3088 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3089 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3090 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3091 config/m68k/constraints.md, config/m68k/rtemself.h,
3092 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3093 config/m68k/uclinux.h, config/rs6000/power4.md,
3094 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3095 config/rs6000/linux.h, config/rs6000/eabi.h,
3096 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3097 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3098 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3099 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3100 config/rs6000/windiss.h, config/rs6000/603.md,
3101 config/rs6000/aix41.h, config/rs6000/cell.md,
3102 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3103 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
3104 config/rs6000/darwin.md, config/rs6000/darwin64.h,
3105 config/rs6000/default64.h, config/rs6000/7xx.md,
3106 config/rs6000/darwin.opt, config/rs6000/spe.md,
3107 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
3108 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
3109 config/rs6000/7450.md, config/rs6000/linux64.h,
3110 config/rs6000/constraints.md, config/rs6000/440.md,
3111 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
3112 config/rs6000/rs6000.c, config/rs6000/aix52.h,
3113 config/rs6000/rs6000.h, config/rs6000/power6.md,
3114 config/rs6000/predicates.md, config/rs6000/altivec.md,
3115 config/rs6000/aix64.opt, config/rs6000/rios1.md,
3116 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
3117 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
3118 config/rs6000/darwin7.h, config/rs6000/dfp.md,
3119 config/rs6000/linux64.opt, config/rs6000/sync.md,
3120 config/rs6000/vxworksae.h, config/rs6000/power5.md,
3121 config/rs6000/lynx.h, config/rs6000/biarch64.h,
3122 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
3123 config/rs6000/eabispe.h, config/rs6000/e500.h,
3124 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
3125 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
3126 config/rs6000/aix.h, config/rs6000/vxworks.h,
3127 config/rs6000/40x.md, config/rs6000/aix51.h,
3128 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
3129 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
3130 config/arc/arc.h, config/mcore/mcore-elf.h,
3131 config/mcore/mcore-protos.h, config/mcore/predicates.md,
3132 config/mcore/mcore.md, config/mcore/mcore.c,
3133 config/mcore/mcore.opt, config/mcore/mcore.h,
3134 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
3135 config/score/predicates.md, config/score/score-version.h,
3136 config/score/score-protos.h, config/score/misc.md,
3137 config/score/elf.h, config/score/score.c, config/score/mac.md,
3138 config/score/score7.md, config/score/score.h,
3139 config/score/score-conv.h, config/score/score-mdaux.c,
3140 config/score/score.md, config/score/score.opt,
3141 config/score/score-modes.def, config/score/score-mdaux.h,
3142 config/score/mul-div.S, config/arm/uclinux-elf.h,
3143 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
3144 config/arm/symbian.h, config/arm/linux-elf.h,
3145 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
3146 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
3147 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3148 config/arm/strongarm-pe.h, config/arm/arm.h,
3149 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3150 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3151 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3152 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3153 config/arm/arm-cores.def, config/arm/arm-protos.h,
3154 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3155 config/arm/wince-pe.h, config/arm/neon.md,
3156 config/arm/constraints.md, config/arm/neon.ml,
3157 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3158 config/arm/arm.opt, config/arm/arm926ejs.md,
3159 config/arm/predicates.md, config/arm/iwmmxt.md,
3160 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3161 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3162 config/arm/neon-testgen.ml, config/arm/arm.md,
3163 config/arm/xscale-coff.h, config/arm/pe.c,
3164 config/arm/arm-generic.md, config/arm/pe.h,
3165 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3166 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3167 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3168 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3169 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3170 config/pa/predicates.md, config/pa/pa64-hpux.h,
3171 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3172 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3173 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3174 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3175 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3176 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3177 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3178 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3179 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3180 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3181 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3182 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3183 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3184 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3185 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3186 config/mips/linux64.h, config/mips/elforion.h,
3187 config/mips/constraints.md, config/mips/generic.md,
3188 config/mips/predicates.md, config/mips/4300.md,
3189 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3190 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3191 config/mips/5k.md, config/mips/vr4120-div.S,
3192 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3193 config/mips/mips-protos.h, config/mips/6000.md,
3194 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3195 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3196 config/mips/mips-modes.def, config/mips/vr.h,
3197 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3198 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3199 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3200 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3201 config/vax/openbsd1.h, config/vax/netbsd.h,
3202 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3203 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3204 config/h8300/rtems.h, config/h8300/predicates.md,
3205 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3206 config/h8300/h8300.md, config/h8300/h8300.opt,
3207 config/h8300/coff.h, config/h8300/h8300-protos.h,
3208 config/v850/v850.md, config/v850/predicates.md,
3209 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3210 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3211 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3212 config/mmix/mmix.h, config/mmix/predicates.md,
3213 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3214 config/mmix/mmix.c, config/mmix/mmix.opt,
3215 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3216 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3217 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3218 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3221 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3223 * emit-rtl.c (reset_used_decls): Rename to...
3224 (set_used_decls): ...this. Set the used flag rather than clearing it.
3225 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3226 DECL_RTLs rather than resetting them.
3228 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3230 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3232 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3234 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3235 argument to find_reloads_address.
3237 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3239 PR tree-optimization/32919
3240 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3241 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3242 (coalesce_ssa_name): Call it.
3244 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3245 David Ung <davidu@mips.com>
3247 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3248 (__mips16_unorddf2, __mips16_floatunsidf): New.
3249 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3251 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3253 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3255 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3256 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3257 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3258 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3259 * omp-low.c (get_ws_args_for, determine_parallel_type,
3260 expand_omp_for_generic, expand_omp_for_static_nochunk,
3261 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3262 Work with more precise CFG.
3263 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3264 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3266 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3267 * gimple-low.c (lower_stmt): Ditto.
3268 * tree-inline.c (estimate_num_insns_1): Ditto.
3269 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3270 (OMP_SECTIONS_SWITCH): New.
3271 * tree-cfgcleanup.c (cleanup_omp_return): New.
3272 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3273 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3274 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3275 (tree_redirect_edge_and_branch): Handle omp constructs.
3277 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3278 with three arguments.
3280 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3282 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3285 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3287 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3288 the loop structures may need fixing.
3289 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3291 (cleanup_tree_cfg_loop): Removed.
3292 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3293 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3294 instead of running cleanup_tree_cfg_loop.
3295 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3296 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3297 (tree_predictive_commoning): Declaration changed.
3298 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3300 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3302 * doc/invoke.texi (l1-cache-size): Update documentation.
3303 (l2-cache-size): Document.
3304 * params.h (L2_CACHE_SIZE): New macro.
3305 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3306 that L1_CACHE_SIZE is in kB now.
3307 (L2_CACHE_SIZE_BYTES): New macro.
3308 (tree_ssa_prefetch_arrays): Show size in kB.
3309 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3310 and l2_cache_size fields.
3311 * config/i386/driver-i386.c (describe_cache): Detect cache size
3313 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3314 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3315 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3316 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3317 (override_options): Set l1-cache-size and l2-cache-size to default
3318 values if not specified otherwise.
3319 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3320 (PARAM_L2_CACHE_SIZE): New.
3322 2007-08-01 Nigel Stephens <nigel@mips.com>
3323 David Ung <davidu@mips.com>
3324 Thiemo Seufer <ths@mips.com>
3325 Chris Dearman <chris@mips.com>
3326 Richard Sandiford <richard@codesourcery.com>
3328 * config.gcc (mips*-sde-elf*): New stanza.
3329 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3330 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3331 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3332 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3333 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3334 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3336 * config/mips/sde.h: New file.
3337 * config/mips/t-libgcc-mips16: Likewise.
3338 * config/mips/t-sde: Likewise.
3339 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3340 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3341 _MIPS_FPSET and _MIPS_SZINT.
3342 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3343 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3344 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3345 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3346 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3347 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3348 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3349 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3350 _MIPS_SZPTR and _MIPS_FPSET.
3351 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3352 architecture is specified.
3353 (MIPS_32BIT_OPTION_SPEC): New macro.
3355 2007-07-31 Dan Hipschman <dsh@google.com>
3357 * gcc.c (end_going_arg): New function.
3358 (do_spec_2): Use it.
3359 (do_spec_1): Use it.
3361 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3363 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3364 only if ENABLE_CHECKING is defined.
3366 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3368 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3369 df_ru_add_problem, df_ru_get_bb_info): Removed.
3370 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3371 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3372 df_ru_free_bb_info, df_ru_alloc,
3373 df_ru_bb_local_compute_process_def,
3374 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3375 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3376 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3377 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3378 df_ru_add_problem): Removed.
3380 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3383 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3384 (casesi32p, casesi64p): Likewise.
3385 (casesi): Adjust for above.
3387 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3389 * mode-switching.c (create_pre_exit): Don't search past calls.
3391 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3393 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3395 2007-07-31 Revital Eres <eres@il.ibm.com>
3397 * ddg.c (add_deps_for_def): Rename to...
3398 (add_cross_iteration_register_deps): This. Change implementation
3399 to use only reaching def and def-use chains to construct the
3400 inter loop dependencies.
3401 (add_deps_for_use): Remove function.
3402 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3403 function to build the inter loop dependencies.
3404 * modulo-sched.c (sms_schedule): Build only
3405 reaching def and def-use chains for the propose of the ddg
3408 2007-07-31 Julian Brown <julian@codesourcery.com>
3410 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3411 New define_insns. Use correct RTL.
3412 (vec_set<mode>): Write as expander.
3414 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3416 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3417 to an unallocated space.
3419 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3422 (split_constant_offset): Enable split_constant_offset to extract
3423 constants from other statements.
3424 * tree-vect-transform.c
3425 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3426 to a temp var. Force base_offset to be simple.
3428 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3430 * df-scan.c (df_scan_verify): Remove artificial limit on
3431 the number of blocks for verification.
3432 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3433 df_simulate_defs): Avoid unnecessary insn checking for defs.
3435 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3437 * config/m68k/lb1sf68.asm (FUNC): New macro.
3439 (__udivsi3): Likewise.
3440 (__divsi3): Likewise.
3441 (__umodsi3): Likewise.
3442 (__modsi3): Likewise.
3443 (__subdf3): Likewise.
3444 (__adddf3): Likewise.
3445 (__muldf3): Likewise.
3446 (__divdf3): Likewise.
3447 (__negdf2): Likewise.
3448 (__cmpdf2): Likewise.
3449 (__subsf3): Likewise.
3450 (__addsf3): Likewise.
3451 (__mulsf3): Likewise.
3452 (__divsf3): Likewise.
3453 (__negsf2): Likewise.
3454 (__cmpsf2): Likewise.
3455 (__eqdf2): Likewise.
3456 (__nedf2): Likewise.
3457 (__gtdf2): Likewise.
3458 (__gedf2): Likewise.
3459 (__ltdf2): Likewise.
3460 (__ledf2): Likewise.
3461 (__eqsf2): Likewise.
3462 (__nesf2): Likewise.
3463 (__gtsf2): Likewise.
3464 (__gesf2): Likewise.
3465 (__ltsf2): Likewise.
3466 (__lesf2): Likewise.
3468 2007-07-30 Ollie Wild <aaw@google.com>
3470 * c-ppoutput.c (print_lines_directives_only): New function.
3471 (scan_translation_unit_directives_only): New function.
3472 (preprocess_file): Add call to scan_translation_unit_directives_only.
3473 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3474 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3475 -fdirectives-only. Add errors for -fdirectives-only conflict with
3476 -Wunused-macros and -traditional.
3477 (finish_options): Add builtin macro initialization for
3478 -fdirectives-only + -fpreprocessed.
3479 * c.opt (fdirectives-only): New.
3480 * doc/cppopts.texi (fdirectives-only): New.
3482 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3484 * alias.c (record_set, memory_modified_1): Constify.
3485 * bt-load.c (note_btr_set): Likewise.
3486 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3487 * combine.c (set_nonzero_bits_and_sign_copies,
3488 expand_field_assignment, record_dead_and_set_regs_1,
3489 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3490 likely_spilled_retval_1): Likewise.
3491 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3492 frv_io_handle_set): Likewise.
3493 * config/mips/mips.c (mips_sim_record_set,
3494 vr4130_true_reg_dependence_p_1): Likewise.
3495 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3496 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3497 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3498 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3499 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3500 * ddg.c (mark_mem_store): Likewise.
3501 * df-problems.c (df_urec_mark_reg_change): Likewise.
3502 * function.c (update_epilogue_consts): Likewise.
3503 * gcse.c (record_set_info, record_last_set_info,
3504 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3505 reg_clear_last_set): Likewise.
3506 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3508 * jump.c (reversed_comparison_code_parts): Likewise.
3509 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3510 reg_is_set): Likewise.
3511 * loop-iv.c (mark_altered): Likewise.
3512 * mode-switching.c (reg_becomes_live): Likewise.
3513 * optabs.c (no_conflict_move_test): Likewise.
3514 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3516 * postreload.c (reload_combine_note_store, move2add_note_store):
3518 * regmove.c (flags_set_1): Likewise.
3519 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3521 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3523 * resource.c (update_live_status): Likewise.
3524 * rtl.h (set_of, note_stores): Likewise.
3525 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3526 note_stores, parms_set): Likewise.
3527 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3528 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3530 * var-tracking.c (count_stores, add_stores): Likewise.
3532 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3534 * alias.c (mems_in_disjoint_alias_sets_p,
3535 fixed_scalar_and_varying_struct_p, aliases_everything_p,
3536 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
3537 write_dependence_p, mems_in_disjoint_alias_sets_p,
3538 read_dependence, true_dependence, canon_true_dependence,
3539 anti_dependence, output_dependence): Constify.
3540 * combine.c (extended_count): Likewise.
3541 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
3542 * cselib.c (get_value_hash, references_value_p,
3543 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
3544 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
3545 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
3546 * function.c (contains, prologue_epilogue_contains,
3547 sibcall_epilogue_contains): Likewise.
3548 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
3549 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
3550 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
3551 reg_or_subregno): Likewise.
3552 * recog.c (asm_noperands): Likewise.
3553 * reload1.c (function_invariant_p): Likewise.
3554 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
3555 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
3556 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
3557 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
3558 true_regnum, reg_or_subregno, condjump_in_parallel_p,
3559 extended_count, prologue_epilogue_contains,
3560 sibcall_epilogue_contains, function_invariant_p, true_dependence,
3561 canon_true_dependence, read_dependence, anti_dependence,
3562 output_dependence): Likewise.
3563 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
3565 2007-07-30 Julian Brown <julian@codesourcery.com>
3567 * config/arm/neon.md (V_ext): New mode attribute.
3568 (neon_vget_lane<mode>): Replace with define_expand.
3569 (neon_vget_lane<mode>_sext_internal)
3570 (neon_vget_lane<mode>_zext_internal): New define_insns for double
3571 and quad precision vectors.
3572 (neon_vget_lanedi): Add bounds check. Remove dead comment.
3573 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
3574 have typeless 32-bit result.
3576 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3579 * tree-affine.h (aff_tree): The type of rest is sizetype for types
3581 * tree-affine.c (aff_combination_scale): If type is a pointer type,
3582 use sizetype for rest.
3583 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
3584 (aff_combination_convert): Don't convert rest for pointer types.
3586 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3588 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
3590 * tree-ssa-alias.c: Add alloc-pool.h.
3591 (init_alias_info): Free alias_bitmap_obstack.
3592 (delete_alias_info): Call delete_mem_ref_stats.
3593 (get_mem_sym_stats_for): Use alloc_pool.
3594 (init_mem_ref_stats): Do not delete mem_ref_stats here.
3595 (delete_mem_sym_stats): Removed.
3597 2007-07-29 Sebastian Pop <sebpop@gmail.com>
3599 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
3600 functions cannot be represented as classical distance vectors.
3602 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3604 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
3605 * builtins.c (validate_arg, builtin_mathfn_code,
3606 validate_arglist): Likewise.
3607 * calls.c (call_expr_flags): Likewise.
3608 * combine.c (reg_nonzero_bits_for_combine,
3609 reg_num_sign_bit_copies_for_combine, get_last_value,
3610 reg_truncated_to_mode): Likewise.
3611 * emit-rtl.c (subreg_lowpart_p): Likewise.
3612 * expr.c (highest_pow2_factor_for_target,
3613 categorize_ctor_elements_1, categorize_ctor_elements,
3614 count_type_elements, contains_packed_reference,
3615 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
3616 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
3617 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
3618 native_encode_int, native_encode_real, native_encode_complex,
3619 native_encode_vector, native_encode_expr, native_interpret_int,
3620 native_interpret_real, native_interpret_complex,
3621 native_interpret_vector, native_interpret_expr): Likewise.
3622 * function.c (use_register_for_decl): Likewise.
3623 * gimplify.c (get_name): Likewise.
3624 * langhooks-def.h (lhd_return_null_const_tree): New.
3625 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
3626 * langhooks.c (lhd_return_null_const_tree): New.
3627 * langhooks.h (lang_get_callee_fndecl): Constify.
3628 * output.h (constructor_static_from_elts_p): Likewise.
3629 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
3630 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
3631 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
3632 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
3633 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
3634 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
3635 * rtlhooks-def.h (reg_nonzero_bits_general,
3636 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
3638 * rtlhooks.c (reg_num_sign_bit_copies_general,
3639 reg_nonzero_bits_general, reg_truncated_to_mode_general):
3641 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
3642 * stor-layout.c (mode_for_size_tree): Likewise.
3643 * tree-ssa-loop-im.c (memref_eq): Likewise.
3644 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
3645 * tree.c (contains_placeholder_p, type_list_equal,
3646 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
3648 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
3649 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
3650 contains_placeholder_p, contains_packed_reference,
3651 get_callee_fndecl, operand_equal_for_phi_arg_p,
3652 warn_if_unused_value, is_body_block, native_encode_expr,
3653 native_interpret_expr, fold_convertible_p, operand_equal_p,
3654 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
3655 validate_arglist, simple_cst_equal, type_list_equal,
3656 use_register_for_decl, call_expr_flags, get_name,
3657 highest_pow2_factor): Likewise.
3658 (const_call_expr_arg_iterator_d,
3659 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
3660 first_const_call_expr_arg, more_const_call_expr_args_p,
3661 FOR_EACH_CONST_CALL_EXPR_ARG): New.
3662 * varasm.c (constructor_static_from_elts_p): Constify.
3664 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
3666 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
3667 config/arm/neon-schedgen.ml, config/arm/neon.ml,
3668 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
3669 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
3670 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
3671 tree-vect-transform.c, tree.def: Fix comment typos. Follow
3672 spelling conventions.
3673 * doc/invoke.texi: Follow spelling conventions.
3675 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
3676 Revital Eres <eres@il.ibm.com>
3678 * modulo-sched.c (sms_schedule): Avoid loops which includes
3679 auto-increment instructions.
3681 2007-07-28 Richard Guenther <rguenther@suse.de>
3684 * fold-const.c (fold_cond_expr_with_comparison): Convert
3685 operand zero of MIN/MAX_EXPR to correct type.
3687 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3689 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
3690 flags_from_decl_or_type): Constify.
3691 * gcc.c (do_spec_1): Likewise.
3692 * print-tree.c (dump_addr, print_node_brief): Likewise.
3693 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
3694 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
3695 tree_purge_all_dead_eh_edges): Likewise.
3696 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
3697 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
3699 * tree.c (expr_location, expr_has_location, expr_locus,
3700 expr_filename, expr_lineno, get_inner_array_type,
3701 fields_compatible_p): Likewise.
3702 * tree.h (get_inner_array_type, fields_compatible_p,
3703 expr_location, expr_has_location, expr_locus, expr_filename,
3704 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
3705 setjmp_call_p, alloca_call_p): Likewise.
3707 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3709 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
3710 TV_FLOW_INSENSITIVE.
3712 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3714 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3715 (compute_flow_insensitive_aliasing): Ditto for
3716 TV_FLOW_INSENSITIVE.
3718 2007-07-27 Jan Hubicka <jh@suse.cz>
3720 * config/i386/i386.c (register_move_cost): Remove accidentally
3721 comitted #if 0 block.
3723 * attribs.c: Include hashtab.h
3724 (attribute_hash): New.
3725 (substring): New structure.
3726 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3728 (init_attributes): Initialize attribute hash.
3729 (decl_attributes): Use attribute hash.
3730 * Makefile.in (attribs.c): Depend on hashtab.h.
3732 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3734 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3736 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3738 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3739 __mips_dspr2 and __mips_dsp_rev macros.
3740 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3742 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3744 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3746 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3750 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3751 and the updating of the live and do_not_gen sets.
3752 (df_note_bb_compute): Added updating of live and do_not_gen sets
3753 for regular defs so that the case of clobber inside conditional
3754 call is processed correctly.
3756 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3758 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3759 operands with compatible type.
3761 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3763 * expr.h (store_bit_field): Don't return a value.
3764 * expmed.c (check_predicate_volatile_ok): New function.
3765 (store_bit_field_1): New function, extracted from store_bit_field.
3766 Take a fallback_p argument and return true if the operation succeeded.
3767 Only use store_fixed_bit_field if fallback_p. Don't recompute
3768 mode_for_extraction; use op_mode instead. Try forcing memories
3769 into registers if the insv expander fails.
3770 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3771 Don't return a value.
3772 (convert_extracted_bit_field): New function, extracted from
3774 (extract_bit_field_1): Likewise. Take a fallback_p argument
3775 and return NULL if the operation succeeded. Only use
3776 extract_fixed_bit_field if fallback_p. Only calculate one
3777 extraction mode. Combine code for extv and extzv. Try forcing
3778 memories into registers if the ext(z)v expander fails.
3779 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3781 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3783 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3785 (df_ref): Likewise. Put regno with other integer fields.
3787 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3789 * df.h (df_mw_hardreg): Remove "loc" field.
3790 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3792 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3793 split out from df_set_unused_notes_for_mw. Return false for
3794 partial references. Assert that mw_reg is a REG when returning true.
3795 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3796 (df_whole_mw_reg_dead_p): New function, split out from
3797 df_set_dead_notes_for_mw. Return false for partial references.
3798 Assert that mw_reg is a REG when returning true.
3799 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3800 Remove redundant bitmap check.
3802 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3804 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3805 ($(T)crtend.o): Likwise.
3806 ($(T)crtbeginS.o): Likwise.
3807 ($(T)crtendS.o): Likwise.
3808 ($(T)crtfastmath.o): Likwise.
3810 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3812 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3813 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3814 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3815 and x_n_bbs_in_dom_tree fields.
3817 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3819 PR tree-optimization/32087
3820 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3821 Do not call scale_bbs_frequencies_int with prob of zero.
3823 2007-07-26 Julian Brown <julian@codesourcery.com>
3825 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3826 (neon_element_bits): Add prototypes.
3827 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3828 (neon_const_bounds, neon_element_bits): New functions.
3829 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3830 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3831 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3832 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3833 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3834 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3835 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3836 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3837 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3838 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3839 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3840 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3841 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3843 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3845 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3846 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3848 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3849 Julian Brown <julian@codesourcery.com>
3851 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3852 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3853 * config/arm/cortex-a8.md: New.
3854 * config/arm/cortex-a8-neon.md: New.
3855 * config/arm/neon-schedgen.ml: New.
3856 * config/arm/neon.md (vqh_mnem): New.
3858 (Is_float_mode): New.
3859 (Scalar_mul_8_16): New.
3861 (V_mode_nunits): New.
3862 (All instruction patterns): Annotate with neon_type attribute
3864 * config/arm/arm.md: Include cortex-a8.md.
3865 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3867 Annotate instruction patterns accordingly.
3868 (generic_sched): Do not use generic scheduling for Cortex-A8.
3869 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3871 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3873 * fold-const.c (fold_read_from_constant_string): Use
3875 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3877 2007-07-26 Nick Clifton <nickc@redhat.com>
3879 * tree-ssa-operands.h: Change copyright header to refer to version
3880 3 of the GNU General Public License and to point readers at the
3881 COPYING3 file and the FSF's license web page.
3882 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3883 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3884 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3885 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3886 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3887 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3888 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3889 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3890 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3891 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3892 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3893 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3894 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3895 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3896 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3897 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3898 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3899 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3900 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3901 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3902 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3903 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3904 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3905 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3906 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3907 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3908 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3909 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3910 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3911 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3912 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3913 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3914 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3915 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3916 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3917 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3918 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3919 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3920 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3921 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3922 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3923 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3924 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3925 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3926 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3927 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3928 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3929 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3930 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3931 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3932 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3933 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3934 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3935 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3936 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3937 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3938 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3939 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3940 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3941 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3942 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3943 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3944 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3945 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3946 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3947 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3948 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3949 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3950 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3951 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3952 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3953 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3954 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3955 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3956 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3957 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3958 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3959 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3960 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3961 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3962 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3963 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3964 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3965 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3966 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3967 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3968 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3969 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3970 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3971 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3972 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3973 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3974 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3975 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3976 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3977 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3978 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3979 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3980 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3981 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3982 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3983 convert.c, convert.h, langhooks-def.h, reload1.c,
3984 tree-ssa-operands.c: Likewise.
3986 2007-07-26 Jan Hubicka <jh@suse.cz>
3988 * tree-ssa-live.c: Include debug.h and flags.h.
3989 (mark_scope_block_unused): New function.
3990 (remove_unused_scope_block_p): New function.
3991 (remove_unused_locals): Remove unused blocks too.
3993 2007-07-25 Ian Lance Taylor <iant@google.com>
3995 * combine.c (combine_max_regno): Remove. Remove all uses.
3996 (struct reg_stat_struct): Rename from struct reg_stat.
3997 (reg_stat_type): Define, and declare VECs.
3998 (reg_stat): Change from pointer to VEC. Change all uses.
3999 (combine_split_insns): New static function.
4000 (try_combine, find_split_point): Call it instead of split_insns.
4002 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4004 * cfghooks.c (split_block): Fix the information about loop latch.
4006 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4008 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4010 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4012 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4013 Scan the new edge for loop exit info.
4015 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4017 * config/darwin.c: Include debug.h.
4019 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4022 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4024 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4026 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4027 (HARD_REGNO_MODE_OK): Ditto.
4028 (MODES_TIEABLE_P): Ditto.
4029 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4030 (CLASS_MAX_NREGS): Ditto.
4031 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4032 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4033 (divdf3_internal_thr): Removed.
4034 * config/ia64/div.md: New file.
4035 * config/ia64/constraints.md: Add H constraint.
4037 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4039 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4040 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4041 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4042 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4043 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4044 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4045 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4046 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4047 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4048 dump_sbitmap_file, debug_sbitmap, popcount_table,
4049 sbitmap_popcount): Constify.
4050 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4051 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4052 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4053 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4054 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4055 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4056 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4057 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4058 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4059 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4060 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4062 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4064 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4065 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4066 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4067 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4068 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4069 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4070 bitmap_intersect_p, bitmap_intersect_compl_p,
4071 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4072 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4074 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4075 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4076 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4077 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4078 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4079 debug_bitmap, debug_bitmap_file, bitmap_print,
4080 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4081 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4083 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4085 * config/darwin.c (darwin_override_options): Additional fix for
4086 debug info formats that don't support var tracking.
4088 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4090 * cselib.c (entry_and_rtx_equal_p): Constify.
4091 * gengtype.c (output_mangled_typename, write_types, write_local):
4093 * gengtype.h (const_type_p): New.
4094 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4096 * tlink.c (scan_linker_output): De-constify.
4097 * tree-ssa-loop-im.c (memref_eq): Constify.
4098 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4099 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4101 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4103 * c-common.c (fname_as_string, c_type_hash): Constify.
4104 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4105 * cgraph.c (edge_hash, edge_eq): Likewise.
4106 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
4107 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
4108 reg_attrs_htab_eq): Likewise.
4109 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
4111 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
4112 const_decl_t, const_state_t, const_automata_list_el_t): New.
4113 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
4114 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
4115 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
4116 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
4117 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
4118 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
4119 compare_max_occ_cycle_nums, out_state_arcs_num,
4120 compare_transition_els_num, units_cmp, state_reservs_cmp):
4122 * genmodes.c (cmp_modes): Likewise.
4123 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
4124 * gimplify.c (compare_case_labels): Likewise.
4125 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
4126 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
4127 * matrix-reorg.c (mtt_info_hash): Likewise.
4128 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
4129 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
4130 (htab_hash_bucket, htab_hash_elem): Constify.
4131 * tree-browser.c (TB_parent_eq): Likewise.
4132 * tree-scalar-evolution.c (hash_scev_info): Likewise.
4133 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
4134 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
4135 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
4137 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
4138 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
4139 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
4140 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
4141 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
4143 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
4144 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
4145 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
4146 * tree-ssa-threadupdate.c (redirection_data_hash,
4147 redirection_data_eq): Likewise.
4148 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4149 * tree-ssa.c (var_ann_eq): Likewise.
4150 * tree-vrp.c (compare_case_labels): Likewise.
4151 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4152 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4153 tree_not_check_failed, tree_class_check_failed,
4154 tree_range_check_failed, tree_not_class_check_failed,
4155 omp_clause_check_failed, omp_clause_range_check_failed,
4156 tree_contains_struct_check_failed, tree_operand_check_failed):
4158 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4159 tree_not_check_failed, tree_class_check_failed,
4160 tree_range_check_failed, tree_not_class_check_failed,
4161 tree_operand_check_failed, omp_clause_operand_check_failed,
4162 tree_operand_length): Likewise.
4163 * var-tracking.c (const_variable): New.
4164 (variable_htab_hash, variable_htab_eq): Constify.
4165 * varasm.c (const_desc_hash): Likewise.
4167 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4169 * expr.c (handled_component_p): Constify.
4170 * fold-const.c (fit_double_type): Likewise.
4171 * real.h (real_value_from_int_cst): Likewise.
4172 * tree-flow-inline.h (gimple_in_ssa_p,
4173 gimple_aliases_computed_p, gimple_addressable_vars,
4174 gimple_call_clobbered_vars, gimple_referenced_vars,
4175 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4176 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4177 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4178 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4179 is_label_stmt, is_global_var, phi_ssa_name_p,
4180 factoring_name_p, is_call_clobbered, tree_common_ann,
4181 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4182 unmodifiable_var_p, array_ref_contains_indirect_ref,
4183 ref_contains_array_ref, lookup_subvars_for_var,
4184 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4185 gimple_mem_ref_stats): Likewise.
4186 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4187 may_aliases, is_exec_stmt, is_label_stmt,
4188 ref_contains_array_ref, array_ref_contains_indirect_ref,
4189 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4190 unmodifiable_var_p): Likewise.
4191 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4192 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4193 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4194 cst_and_fits_in_hwi, real_value_from_int_cst,
4195 build_real_from_int_cst, integer_zerop, integer_onep,
4196 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4197 tree_floor_log2, real_zerop, real_onep, real_twop,
4198 real_minus_onep, really_constant_p, purpose_member, chain_member,
4199 list_length, fields_length, int_size_in_bytes, bit_position,
4200 int_bit_position, byte_position, int_byte_position, expr_align,
4201 array_type_nelts, tree_node_structure,
4202 type_contains_placeholder_1, iterative_hash_pointer,
4203 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4204 tree_map_base_eq, type_hash_list, type_hash_eq,
4205 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4206 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4207 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4208 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4209 int_fits_type_p, get_containing_scope, decl_function_context,
4210 decl_type_context, omp_clause_operand_check_failed,
4211 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4212 * tree.h (omp_clause_operand_check_failed, tree_size,
4213 build_real_from_int_cst, array_type_nelts, purpose_member,
4214 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4215 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4216 is_attribute_p, check_qualified_type, expr_align,
4217 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4218 int_byte_position, list_length, fields_length, initializer_zerop,
4219 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4220 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4221 tree_node_structure, handled_component_p, get_containing_scope,
4222 decl_function_context, decl_type_context, real_zerop,
4223 type_num_arguments, fit_double_type, really_constant_p,
4224 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4225 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4226 real_twop, real_minus_onep, int_cst_value): Likewise.
4228 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4230 * cfglayout.c (insn_scope, insn_line): Constify.
4231 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4232 const_double_htab_hash, const_double_htab_eq,
4233 mem_attrs_htab_hash): Likewise.
4234 * loop-iv.c (biv_eq): Likewise.
4235 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4236 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4237 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4239 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4240 error_for_asm, warning_for_asm, _fatal_insn,
4241 _fatal_insn_not_found): Likewise.
4242 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4243 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4244 rtl_check_failed_type2, rtl_check_failed_code1,
4245 rtl_check_failed_code2, rtl_check_failed_code_mode,
4246 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4247 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4248 rtl_check_failed_type2, rtl_check_failed_code1,
4249 rtl_check_failed_code2, rtl_check_failed_code_mode,
4250 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4251 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4252 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4253 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4254 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4255 rtx_unstable_p, get_integer_term, get_related_value,
4256 offset_within_block_p, reg_mentioned_p, count_occurrences,
4257 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4258 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4259 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4260 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4261 find_constant_src, find_reg_fusage, find_regno_fusage,
4262 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4263 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4264 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4265 computed_jump_p, auto_inc_p, in_expr_list_p,
4266 remove_node_from_expr_list, loc_mentioned_in_p,
4267 label_is_jump_target_p, reversed_comparison_code_parts,
4268 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4269 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4270 print_inline_rtx): Likewise.
4271 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4272 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4273 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4274 get_integer_term, get_related_value, offset_within_block_p,
4275 count_occurrences, reg_mentioned_p, no_labels_between_p,
4276 reg_used_between_p, reg_referenced_p, single_set_2,
4277 multiple_sets, set_noop_p, refers_to_regno_p,
4278 reg_overlap_mentioned_p, dead_or_set_p,
4279 covers_regno_no_parallel_p, covers_regno_p,
4280 dead_or_set_regno_p, find_reg_note, find_regno_note,
4281 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4282 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4283 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4284 side_effects_p, may_trap_p_1, may_trap_p,
4285 may_trap_after_code_motion_p, may_trap_or_fault_p,
4286 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4287 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4288 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4289 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4290 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4292 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4293 warning_for_asm): Likewise.
4294 * tree.h (print_rtl): Likewise.
4295 * varasm.c (get_pool_mode): Likewise.
4297 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4299 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4300 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4301 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4302 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4303 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4304 * ddg.c (compare_sccs): Likewise.
4305 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4306 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4307 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4308 decimal_do_fix_trunc, decimal_real_to_integer,
4309 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4310 * dse.c (const_group_info_t): New.
4311 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4312 * dwarf2out.c (const_dw_die_ref): New.
4313 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4314 * tree-browser.c (TB_parent_eq): Likewise.
4315 * unwind-dw2-fde.c (__register_frame_info_bases,
4316 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4317 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4319 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4320 * unwind-dw2.c (uw_frame_state_for): Likewise.
4321 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4322 * value-prof.h (const_histogram_value): New.
4324 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4326 * config/mips/mips.c (machine_function): Add
4327 initialized_mips16_gp_pseudo_p.
4328 (mips16_gp_pseudo_reg): Do not emit the initialization of
4329 mips16_gp_pseudo_rtx when being called from the gimple cost-
4330 calculation routines; emit it on the first use outside those
4333 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4335 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4338 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4339 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4340 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4341 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4342 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4343 Preserve const-ness of parameters through use of __typeof(),
4344 also constify and tidy.
4346 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4347 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4348 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4349 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4350 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4351 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4352 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4353 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4354 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4356 2007-07-25 Julian Brown <julian@codesourcery.com>
4357 Mark Shinwell <shinwell@codesourcery.com>
4359 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4360 (alpha_mangle_type): This.
4361 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4362 (TARGET_MANGLE_TYPE): Define this instead.
4363 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4364 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4365 (arm_init_neon_builtins): Fix comment.
4366 (arm_mangle_map_entry): New.
4367 (arm_mangle_map): New.
4368 (arm_mangle_type): New.
4369 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4370 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4371 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4372 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4373 (TARGET_MANGLE_TYPE): Define this instead.
4374 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4375 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4376 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4377 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4378 (TARGET_MANGLE_TYPE): Define this instead.
4379 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4381 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4382 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4383 (TARGET_MANGLE_TYPE): Define this instead.
4384 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4385 (s390_mangle_type): This.
4386 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4387 (TARGET_MANGLE_TYPE): Define this instead.
4388 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4389 (sparc_mangle_type): This.
4390 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4391 (TARGET_MANGLE_TYPE): Define this instead.
4392 * cp/mangle.c (write_type): Call mangle_type target hook on all
4393 types before mangling. Use original type, not main variant, as
4395 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4396 (TARGET_MANGLE_TYPE): This.
4397 * target.h (gcc_target): Rename mangle_fundamental_type to
4399 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4400 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4402 2007-07-25 Julian Brown <julian@codesourcery.com>
4403 Paul Brook <paul@codesourcery.com>
4404 Joseph Myers <joseph@codesourcery.com>
4405 Mark Shinwell <shinwell@codesourcery.com>
4407 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4408 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4409 (with_fpu): Allow --with-fpu=neon.
4410 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4411 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4412 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4413 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4414 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4415 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4416 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4417 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4418 (output_move_neon): Add prototypes.
4419 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4420 (all_fpus): Add FPUTYPE_NEON.
4421 (fp_model_for_fpu): Add NEON field.
4422 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4423 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4425 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4427 (thumb2_legitimate_address_p): Likewise.
4428 (neon_valid_immediate): Recognize and prepare constants suitable for
4430 (neon_immediate_valid_for_move): New function. Recognize and prepare
4431 immediates for NEON move instructions.
4432 (neon_immediate_valid_for_logic): New function. Recognize and
4433 prepare immediates for NEON logic instructions.
4434 (neon_output_logic_immediate): New function. Create asm string
4435 suitable for outputting immediate logic instructions.
4436 (neon_pairwise_reduce): New function. Implement reduction using
4437 pairwise operations.
4438 (neon_expand_vector_init): New function. Expand a (possibly
4439 non-constant) vector initialization.
4440 (neon_vector_mem_operand): New function. Memory operands supported
4441 for quad-word loads/stores to/from ARM or NEON registers. Don't
4442 allow base+offset addressing for core regs.
4443 (neon_struct_mem_operand): New function. Valid mems for NEON
4445 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4446 from neon_vector_mem_operand addresses without a secondary register.
4447 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4448 (add_minipool_backward_ref): Likewise.
4449 (dump_minipool): Likewise.
4450 (push_minipool_fix): Likewise.
4451 (output_move_quad): New function. Output quad-word moves, loads and
4452 stores using ARM registers.
4453 (output_move_vfp): Add support for vectors in VFP (NEON) D
4455 (output_move_neon): Output a NEON load/store to/from a quadword
4457 (arm_print_operand): Implement new codes:
4458 - 'c' for unadorned integers (without a # sign).
4459 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4461 - 'e', 'f' for the low and high D parts of a NEON Q register.
4462 - 'q' outputs a NEON Q register.
4463 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4464 - 'T' prints NEON opcode features from a coded bitmask.
4465 - 'F' is similar to T, but signed/unsigned codes both print as
4467 - 't' is similar to T, but 'u' is printed instead of 'p'.
4468 - 'O' prints 'r' if NEON instruction should perform rounding (as
4469 specified by bitmask), else prints nothing.
4470 - '#' is a punctuation character to stop operand numbers from
4471 running together with following digits in the assembler
4472 strings for instructions (when using mode attributes).
4473 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4474 constant vectors in big-endian mode, where necessary.
4475 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4476 Handle EI, OI, CI, XI modes.
4477 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4478 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4479 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4480 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4481 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4483 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4484 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4485 to turn v8qi, etc. into bits defined above.
4486 (neon_itype): New enumeration. Classifications of NEON builtins.
4487 (neon_builtin_datum): Define struct. Contains information about
4488 a single builtin (with multiple modes).
4489 (CF): Define helper macro for...
4490 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4492 (neon_builtin_data): New array. Define information about builtins
4493 for use during initialization/expansion.
4494 (arm_init_neon_builtins): New function.
4495 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4497 (neon_builtin_compare): New function.
4498 (locate_neon_builtin_icode): New function. Find an insn code for a
4499 builtin given a function code for that builtin. Also return type of
4500 builtin (NEON_BINOP, NEON_UNOP etc.).
4501 (builtin_arg): New enumeration. Types of arguments for builtins.
4502 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4503 Takes a variable argument list of builtin_arg types, terminated by
4505 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4506 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4507 (neon_emit_pair_result_insn): New function. Support returning pairs
4508 of vectors via a pointer.
4509 (neon_disambiguate_copy): New function. Set up operands for a
4510 multi-word copy such that registers do not get clobbered.
4511 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4512 ARM_BUILTIN_NEON_BASE.
4513 (arm_file_start): Set float-abi attribute for NEON.
4514 (arm_vector_mode_supported_p): Enable NEON vector modes.
4515 (arm_mangle_map_entry): New.
4516 (arm_mangle_map): New.
4517 (arm_mangle_vector_type): New.
4518 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4520 (TARGET_NEON): New macro. Target supports NEON.
4521 (fputype): Add FPUTYPE_NEON.
4522 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4523 for vectorization based on command-line arg.
4524 (NEON_REGNO_OK_FOR_NREGS): Define.
4525 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4526 (VALID_NEON_STRUCT_MODE): Define.
4527 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4528 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4529 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4530 (consttable_16): Add pattern for outputting 16-byte minipool
4532 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
4534 (vec-common.md, neon.md): Include md files.
4535 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
4536 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
4537 (memory_constraint "Ut", "Un", "Us"): Define.
4538 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
4539 (MMX_char): New mode attribute.
4540 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
4541 (*add<mode>3_iwmmxt): New insn pattern.
4542 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
4543 (*sub<mode>3_iwmmxt): New insn pattern.
4544 (mulv4hi3): Rename to...
4545 (*mulv4hi3_iwmmxt): This.
4546 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
4547 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
4548 (uminv4hi3, uminv2si3): Remove. Replace with...
4549 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
4550 (*umin<mode>3_iwmmxt): These.
4551 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
4552 (ashr<mode>3_iwmmxt): This new pattern.
4553 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
4554 (lshr<mode>3_iwmmxt): This new pattern.
4555 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
4556 (ashl<mode>3_iwmmxt): This new pattern.
4557 * config/arm/neon-docgen.ml: New file. Generate documentation for
4559 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
4560 * config/arm/arm_neon.h: New (autogenerated).
4561 * config/arm/neon-testgen.ml: New file. Generate NEON tests
4563 * config/arm/neon.md: New file. Define NEON instructions.
4564 * config/arm/neon.ml: New file. Abstract description of NEON
4565 instructions, used to generate arm_neon.h header, documentation and
4567 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
4568 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
4570 * doc/extend.texi (ARM Built-in Functions): Rename and remove
4572 (ARM NEON Intrinsics): New subsection.
4573 * doc/arm-neon-intrinsics.texi: New (autogenerated).
4575 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
4577 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
4580 2007-07-24 Jan Hubicka <jh@suse.cz>
4582 * regclass.c (move_table): New type.
4583 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
4584 (init_move_cost): Break out from ...
4585 (init_reg_sets_1): ... here; simplify computation of
4586 have_regs-of_mode and contains_reg_of_mode.
4587 (record_reg_classes): Unswitch internal loops.
4588 (copy_cost): Trigger lazy initialization of move cost
4589 (record_address_regs): Likewise.
4591 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
4593 * config/darwin.c (darwin_override_options): Don't force on
4594 flag_var_tracking_uninit when no debug info is requested.
4596 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4598 * cfgloop.c (init_loops_structure): New function.
4599 (flow_loops_find): Create root of the loop tree unconditionally.
4601 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
4603 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
4605 2007-07-24 Jan Hubicka <jh@suse.cz>
4607 * caller-save.c: Include ggc.h, gt-caller-save.h
4608 (reg_save_code, reg_restore_code): Rename to ...
4609 (cached_reg_save_code, cached_reg_restore_code): ... those.
4610 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
4611 (reg_save_code, reg_restore_code): New functions.
4612 (init_caller_save): Do not intialize
4613 reg_save_code/reg_restore_code tables.
4614 * Makefile.in: (gt-caller-save.h): New.
4616 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4618 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
4619 with the mode of the original operand instead of
4622 2007-07-23 Jan Hubicka <jH@suse.cz>
4624 * i386.c (ix86_secondary_memory_needed): Break out to...
4625 (inline_secondary_memory_needed): ... here.
4626 (ix86_memory_move_cost): Break out to ...
4627 (inline_memory_move_cost): ... here; add support for IN value of 2 for
4628 maximum of input and output; fix handling of Q_REGS on 64bit.
4629 (ix86_secondary_memory_needed): Microoptimize.
4631 2007-07-23 Sebastian Pop <sebpop@gmail.com>
4633 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
4634 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
4635 stmts_from_loop, known_dependences_p, build_rdg): New.
4636 * tree-data-ref.h: Depends on graphds.h.
4637 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
4638 (build_rdg): Declared.
4639 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
4641 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
4643 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
4646 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
4647 Jakub Jelinek <jakub@redhat.com>
4649 PR middle-end/PR28690
4650 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
4652 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
4653 and MEM_POINTER operands over REG and MEM operands.
4654 (swap_commutative_operands_p): Change return value to bool.
4655 * rtl.h: Update the corresponding prototype.
4656 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
4657 instead of gen_rtx_PLUS.
4658 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
4659 value to bool. Change function arguments to rtx's and update code
4661 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
4662 calls to match the new declaration.
4663 * simplify-rtx.c (simplify_associative_operation): Don't
4664 reorder simplify_binary_operation arguments.
4666 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4668 * config/mips/mips.c (override_options): Use mips_costs to derive
4669 the default branch cost.
4670 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
4672 * config/mips/mips.opt (mbranch-cost=): New option.
4673 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
4675 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4677 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
4678 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
4679 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
4680 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
4682 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4684 * config/mips/constraints.md (ks): New constraint.
4685 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
4686 (*add<mode>3_mips16): ...here.
4688 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
4690 * optabs.h (enum optab_index): Add new OTI_signbit.
4691 (signbit_optab): Define corresponding macro.
4692 (enum insn_code signbit_optab[]): Remove array.
4693 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
4694 (expand_copysign_absneg): If back end provides signbit insn, use it
4695 instead of bit operations on floating point argument.
4696 * builtins.c (enum insn_code signbit_optab[]): Remove array.
4697 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
4698 for availability of signbit insn.
4700 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
4701 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
4702 SSE mode is not active.
4703 (isinf<mode>2): Disable for mfpmath=sse,387.
4705 2007-07-22 Ben Elliston <bje@au.ibm.com>
4707 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
4709 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
4711 2007-07-20 Richard Guenther <rguenther@suse.de>
4713 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4714 integral typed condition.
4715 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4716 booleanness. Only preserve conversions from a non-base
4717 type to a base type, not in general between types with
4718 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4719 * tree.def (COND_EXPR): Document that the condition
4720 can be of any integral type.
4722 2007-07-20 Nigel Stephens <nigel@mips.com>
4723 Richard Sandiford <richard@codesourcery.com>
4725 * config/mips/mips.h (mips_dwarf_regno): Declare.
4726 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4727 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4728 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4729 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4730 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4731 (REG_CLASS_NAMES): Update accordingly.
4732 * config/mips/mips.c (mips_dwarf_regno): New array.
4733 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4734 (mips_subword): Remove special handling for accumulator registers.
4735 (override_options): Initiailize mips_dwarf_regno. Remove use
4737 (mips_swap_registers): New function.
4738 (mips_conditional_register_usage): Swap accumulator registers
4739 around if TARGET_LITTLE_ENDIAN.
4740 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4741 * config/mips/constraints.md (h, l): Use the endianness to choose
4742 between MD0_REG and MD1_REG.
4743 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4744 alternative-dependent template.
4746 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4748 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4751 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4753 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4754 predecessor fallthru flags.
4756 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4758 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4759 of compare to the same type.
4760 * cfgloopmanip.c (add_loop): Update information about loop exits.
4761 (loop_version): Remove the innermost loop requirement.
4762 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4763 to sizetype for pointers.
4765 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4767 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4768 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4769 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4771 * config/dfp-bit.c: Empty for TFmode conversions.
4773 2007-07-18 Caroline Tice <ctice@apple.com>
4775 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4776 and handle them correctly; check that src is not NULL before
4778 (find_src_set_src): Likewise.
4780 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4782 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4783 (struct alignment_context, init_alignment_context): New.
4784 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4785 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4786 (XCHAL_HAVE_S32C1I): Likewise.
4787 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4788 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4789 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4790 (ATOMIC, HQI): New macros.
4791 (memory_barrier, *memory_barrier): New.
4792 (sync_lock_releasesi): New.
4793 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4794 (sync_lock_test_and_set<mode>): New.
4795 (sync_<atomic><mode>): New.
4796 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4797 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4798 (xtensa_expand_atomic): New.
4800 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4804 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4805 transformation for builtin ISNORMAL.
4806 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4807 * builtins.def (BUILT_IN_ISNORMAL): New.
4808 * doc/extend.texi: Document isnormal.
4810 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4814 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4815 optabs infrastructure. Provide generic implementation for
4817 (expand_builtin): Handle FINITE/ISFINITE.
4818 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4819 (fold_builtin_1): Likewise.
4821 * builtins.def (BUILT_IN_ISFINITE): New.
4823 * doc/extend.texi: Document isfinite.
4825 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4830 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4831 generic fallback for isinf.
4832 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4833 calculation code ...
4834 * real.c (get_max_float): ... to here.
4835 * real.h (get_max_float): New.
4837 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4841 * builtin-attrs.def (ATTR_TYPEGENERIC,
4842 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4844 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4845 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4846 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4847 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4849 * c-common.c (handle_type_generic_attribute): New.
4850 (c_common_attribute_table): Add "type generic".
4852 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4854 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4856 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4857 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4860 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4863 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4864 checking that the operand is an expression.
4866 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4867 Danny Smith <dannysmith@users.sourceforge.net>
4870 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4871 file mapping object in local namespace if Windows version later
4874 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4876 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4877 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4878 arm_cannot_force_const_mem.
4879 (arm_cannot_force_const_mem): New function.
4880 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4881 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4882 of arm_tls_referenced_p.
4883 * config/arm/arm.md (movsi): Split out-of-section constants when
4884 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4885 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4887 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4889 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4891 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4893 * config/mips/mips.md (*extendqihi2): Convert the destination
4896 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4898 * config/pa/fptr.c: Update license header.
4899 * config/pa/milli64.S: Likewise.
4901 2007-07-17 Nick Clifton <nickc@redhat.com>
4903 * COPYING_v3: New file. Contains version 3 of the GNU General
4905 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4906 Lesser General Public License.
4907 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4908 the GNU General Public License.
4910 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4912 PR rtl-optimization/32773
4913 * cfglayout.c (force_one_exit_fallthru): New function.
4914 (cfg_layout_finalize): Use it.
4916 2007-07-16 Richard Guenther <rguenther@suse.de>
4917 Uros Bizjak <ubizjak@gmail.com>
4919 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4920 before forcing it to gimple operand.
4922 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4923 David Ung <davidu@mips.com>
4925 * config/mips/mips.h (TUNE_24K): Define.
4926 (TUNE_MACC_CHAINS): Add TUNE_24K.
4927 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4929 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4930 (r74k_int_madd): .. this new reservation.
4931 (define_bypass): Fixed bypasses for r74k_int_madd to use
4933 * config/mips/24k.md (define_bypass): Define new
4934 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4936 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4937 Nigel Stephens <nigel@mips.com>
4939 * config/mips/mips.md: Include 20kc.md.
4940 * config/mips/20kc.md: New file.
4941 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4942 (mips_adjust_cost): Tweak for 20Kc.
4943 (mips_issue_rate): Likewise.
4944 * config/mips/mips.h (TUNE_20KC): Define.
4946 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4948 * config/rs6000/rs6000.c (struct processor_cost): Add
4949 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4951 (*_cost): Add cache information.
4952 (rs6000_override_options): Set cache parameters.
4954 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4957 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4958 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4960 2007-07-16 Paul Brook <paul@codesourcery.com>
4963 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4964 (cirrus_thumb2_movsi_insn): Ditto.
4966 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4968 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4971 2007-07-15 Andrew Haley <aph@redhat.com>
4973 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4974 before looking in the context.
4976 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4980 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4981 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4982 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4983 (pa_output_function_prologue): Use rp_saved and
4984 current_function_is_leaf to generate .CALLINFO statement.
4985 (hppa_expand_prologue): Set rp_saved.
4986 (hppa_expand_epilogue): Use rp_saved.
4987 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4988 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4990 2007-07-14 Dirk Mueller <dmueller@suse.de>
4992 * omega.c (coalesce): Fix memory leak on early exit.
4993 * matrix-reorg.c (check_allocation_function): Likewise.
4994 * tree-vect-transform.c (vect_get_new_vect_var): free result
4996 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4997 pass pointer to edge vector
4998 (partition_hot_cold_basic_blocks): Fix memory leak.
4999 * collect2.c (prefix_from_string): Free temporary storage.
5000 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5002 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5004 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5005 (DO_GLOBAL_DTORS_BODY): Likewise.
5007 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5008 Nigel Stephens <nigel@mips.com>
5010 * config/mips/mips.c (mips_classify_symbol): Don't return
5011 SYMBOL_SMALL_DATA for constant pool addresses if
5012 TARGET_EMBEDDED_DATA is true.
5014 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5016 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5017 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5018 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5019 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5020 __builtin_ia32_storehps, __builtin_ia32_storelps,
5021 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5022 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5023 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5024 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5025 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5026 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5027 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5028 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5029 using def_builtin_const.
5031 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5033 PR tree-optimization/32705
5034 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5035 (simplify_binary_expression): Use SSA_VAL consistently.
5037 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5039 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5040 (SPEFSCR_REGNO): Delete definition.
5041 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5042 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5043 * config/rs6000/rs6000.h: Do not define *_REGNO.
5044 LINK_REGISTER_REGNUM -> LR_REGNO.
5045 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5046 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5047 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5048 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5049 R_VRSAVE, R_VSCR. Use them.
5050 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5051 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5052 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5053 * config/rs6000/aix.h: Define R_LR. Use it.
5055 2007-07-13 Caroline Tice <ctice@apple.com>
5057 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5058 flag_var_tracking is explicitly turned off (i.e. when variable
5059 tracking is not feasible); otherwise, turn flag_var_tracking on when
5060 flag_var_tracking_uninit is on.
5061 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5062 note definitions, to allow recording of initialization status in the
5064 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5065 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5066 determine if two note locations are equal.
5067 (output_loc_list): Don't output list entries whose start & end labels
5069 (reg_loc_descriptor): Add parameter for initialization status; pass it
5070 to other loc descriptor functions.
5071 (one_reg_loc_descriptor): Add parameter for initialization status;
5072 check its value and add DW_OP_GNU_uninit to returned loc descr if
5074 (multiple_reg_loc_descriptor): Add parameter for initialization
5076 pass init status argument to other loc descriptor functions; check
5077 value of intialization parameter and add DW_OP_GNU_uninit to returned
5078 loc descr if appropriate.
5079 (based_loc_descr): Add parameter for initialization status; add new
5080 variable for return value; check value of initialization parameter and
5081 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5082 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5083 pass init status argument to other loc descriptor functions; check
5084 value of intialization parameter and add DW_OP_GNU_uninit to returned
5085 loc descr if appropriate.
5086 (mem_loc_descriptor): Likewise.
5087 (concat_loc_descriptor): Likewise.
5088 (concatn_loc_descriptor): Likewise.
5089 (loc_descriptor): Add parameter for initialization status; pass it as
5090 argument to other loc descriptor function calls.
5091 (loc_descriptor_from_tree_1): Add appropriate initialization status
5092 to loc descriptor function calls.
5093 (add_location_or_const_value_attribute): Get initialization status
5094 from VAR_LOCATION note; add initialization status to loc descriptor
5096 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5097 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5098 status is uninitialized, add "[uninint]" to output.
5099 * common.opt (fvar-tracking-uninit): New option, similar to
5100 fvar-tracking, to turn on tracking of uninitialized variables; creates
5101 a new global flag, flag_var_tracking_uninit.
5102 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5103 (enum var_init_status): New type, for var initialization status field.
5104 * var-tracking.c (struct location_chain_def): Two new fields, init,
5105 for initialization status, and set_src for the assignment value expr.
5106 (unshare_variable): New parameter for initialization status;
5107 initialize new init and set_src fields.
5108 (var_reg_set): New parameters for initialization status and value;
5109 pass them to set_variable_part.
5110 (var_mem_set): Likewise.
5111 (get_init_value): New function.
5112 (var_reg_delete_and_set): New initialization status & value
5113 parameters; add call to get_init_value if status is unknown; pass new
5114 parameters to clobber_variable_part and var_reg_set.
5115 (var_mem_delete_and_set): Likewise.
5116 (var_reg_delete): Pass null set_src value to clobber_variable_part.
5117 (var_mem_delete): Likewise.
5118 (variable_union): Pass status to unshare_variable; initialize new init
5119 and set_src fields. If flag_var_tracking_uninit is not set, force
5120 status to initialized.
5121 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
5122 used later to get the set_src value.
5123 (find_src_status): New function.
5124 (find_src_set_src): New function.
5125 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
5126 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
5127 MO_SET, get set_src value and pass it to var_reg_delete_and_set
5128 and var_mem_delete_and_set.
5129 (dump_variable): Print out "[uninit]" if appropriate.
5130 (set_variable_part): Add new initialization and set_src parameters;
5131 pass status to unshare_variable; set node->init and node- >set_src
5132 fields and modify slot in hash table appropriately; save the init and
5133 set_src values if appropriate and assign to the new node.
5134 (clobber_variable_part): New set_src parameter; if two nodes have
5135 same variable and same location but different set_src (assignment)
5136 values, clobber old node.
5137 (delete_variable_part): Pass init status to unshare_variable.
5138 (emit_note_insn_var_location): Add initialized var; assign var's init
5139 status to new 'initialized'; pass new init status field to calls to
5140 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
5141 status to initialized.
5142 (emit_notes_in_bb): Pass initialization status to calls to
5143 var_reg_set, var_mem_set, var_reg_delete_and_set and
5144 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
5145 var_reg_delete_and_set and var_mem_delete_and_set; call
5146 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
5147 make up for change in add_stores.
5148 (vt_add_function_parameters): Add status to calls to
5150 * config/darwin.c (darwin_override_options): Turn on uninitialized
5151 tracking automatically, if var_tracking is on and the system is
5154 2007-07-13 Sa Liu <saliu@de.ibm.com>
5156 * config.gcc: Add options for arch and tune on SPU.
5157 * config/spu/predicates.md: Add constant operands 0 and 1.
5158 * config/spu/spu-builtins.def: Add builtins for double precision
5159 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5160 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5162 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5164 * config/spu/spu-protos.h: Add new function prototypes.
5165 * config/spu/spu.c (spu_override_options): Check options -march and
5167 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5168 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5170 (spu_const_from_int): New. Create a vector constant from 4 ints.
5171 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5172 (spu_emit_vector_compare): New. Emit vector compare.
5173 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5174 * config/spu/spu.h: Add options -march and -mtune. Define processor
5175 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5176 CANONICALIZE_COMPARISON.
5177 * config/spu/spu.md: Add new insns for double precision compare
5178 and double precision vector compare. Add vcond and smax/smin patterns
5179 to enable DFmode vector conditional expression.
5180 * config/spu/spu.opt: Add options -march and -mtune.
5181 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5182 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5183 both CELL and CELLEDP targets: spu_testsv.
5184 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5187 2007-07-13 Richard Guenther <rguenther@suse.de>
5189 PR tree-optimization/32721
5190 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5191 TREE_THIS_VOLATILE on the folded reference.
5192 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5193 if the array reference has TREE_THIS_VOLATILE set.
5195 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5198 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5200 2007-07-13 Andreas Schwab <schwab@suse.de>
5202 * gengtype-lex.l: Allow declarations to be indented.
5204 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5206 * ginclude/tgmath.h: New.
5207 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5208 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5209 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5210 * configure: Regenerate.
5212 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5214 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5215 correct index when setting register save state for xd
5218 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5220 * config/sh/sh.c (mark_use): Remove.
5222 2007-07-12 Paul Brook <paul@codesourcery.com>
5224 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5225 reg does not overlap return value.
5227 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5229 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5230 (set_expression_vuses): Ditto.
5231 (init_pre): Initialize expression_vuses.
5233 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5235 * config/i386/sse.md (storentdf, storentsf): New.
5237 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5239 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5241 * tree.c (build_decl_stat): Move code from here...
5242 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5243 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5244 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5245 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5246 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5249 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5250 Devang Patel <dpatel@apple.com>
5252 PR tree-optimization/25413
5253 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5254 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5255 * tree.h (contains_packed_reference): New.
5256 * expr.c (contains_packed_reference): New.
5257 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5258 (vect_enhance_data_refs_alignment): Call
5259 vector_alignment_reachable_p.
5260 * target.h (vector_alignment_reachable): New builtin.
5261 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5262 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5263 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5265 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5267 * target.h (builtin_vectorization_cost): Add new target builtin.
5268 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5269 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5270 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5271 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5272 uninitialized variables.
5273 * tree-vect-transform.c (cost_for_stmt): New function.
5274 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5275 using cost 1 for all scalar stmts. Be less conservative when
5276 estimating the number of prologue/epulogue iterations. Call
5277 targetm.vectorize.builtin_vectorization_cost. Return
5278 min_profitable_iters-1.
5279 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5280 initialization cost instead of TARG_VEC_STMT_COST. Use
5281 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5282 epilogue code. Fix epilogue cost computation.
5283 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5284 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5285 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5286 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5287 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5288 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5290 2007-07-12 Richard Guenther <rguenther@suse.de>
5292 * gimplify.c (gimplify_conversion): Make sure that the result
5293 from maybe_fold_offset_to_reference is trivially convertible
5294 to the desired type before doing the simplification.
5295 (gimplify_expr): Likewise.
5296 * fold-const.c (fold_binary): Use the correct types for
5297 building the simplified expression.
5299 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5301 PR rtl-optimization/32729
5302 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5303 that fallthru to exit.
5305 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5307 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5308 (symDTPOFF2reg): Likewise.
5310 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5312 PR tree-optimization/32663
5314 * tree.h (VALUE_HANDLE_VUSES): Remove.
5315 (struct tree_value_handle): Remove vuses.
5317 * tree-vn.c (create_value_handle_for_expr): Don't set
5320 * tree-ssa-pre.c (expression_vuses): New.
5321 (alloc_expression_id): Set up expression_vuses.
5322 (get_expression_vuses): New.
5323 (set_expression_vuses): Ditto.
5324 (clear_expression_ids): Modify for expression_vuses.
5325 (phi_translate_1): Ditto.
5326 (phi_translate_set): Ditto.
5327 (value_dies_in_block_x): Ditto
5328 (valid_in_sets): Ditto.
5329 (add_to_sets): Ditto.
5330 (find_existing_value_expr): Ditto.
5331 (create_value_handle_for_expr): Ditto.
5332 (make_values_for_stmt): Ditto.
5333 (vuse_equiv): Remove.
5335 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5337 * Makefile.in (mostlyclean): Remove object files.
5339 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5341 * toplev.c (no_new_pseudos): Deleted.
5342 * rtl.h (no_new_pseudos): Deleted.
5343 * tree-pass.h (pass_no_new_pseudos): Deleted.
5344 * passes.c (pass_no_new_pseudos): Deleted.
5345 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5346 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5347 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5349 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5350 * rtlhooks.c (gen_lowpart_general): Ditto.
5351 * optabs.c (prepare_operand): Ditto.
5352 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5354 * modulo-sched.c (rest_of_handle_sms): Ditto.
5355 * see.c (rest_of_handle_see): Ditto.
5356 * ifcvt.c (if_convert): Ditto.
5357 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5359 * init-regs.c (gate_initialize_regs): Deleted set of
5361 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5362 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5363 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5365 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5368 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5369 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5370 (*vec_extractv2di_1_rex64): New insn pattern.
5372 2007-07-11 David Daney <ddaney@avtrex.com>
5374 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5375 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5376 for SIGNAL_UNWIND_RETURN_COLUMN.
5377 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5378 (DWARF_FRAME_REGNUM): Rewrite.
5379 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5381 2007-07-11 Nick Clifton <nickc@redhat.com>
5383 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5384 delta and use gen_int_mode in place of GET_INT instead.
5386 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5388 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5391 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5393 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5394 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5396 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5397 (USE_CANONICAL_TYPES): New.
5398 * doc/invoke.texi (verify-canonical-types): Remove.
5399 (use-canonical-types): Add.
5401 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5403 * config/spu/spu.c (spu_optimization_options): Remove setting of
5404 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5405 (spu_override_options): Move it here.
5407 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5409 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5410 * config/mips/mips.c (mips_cpu_info_table): Mention
5411 MIPS_ISA_LEVEL_SPEC in the comment.
5413 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5415 PR tree-optimization/32713
5416 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5418 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5421 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5422 conditional to flag_isoc99.
5423 (c_common_init_options): Do it here, unconditionally.
5425 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5427 PR tree-optimization/32589
5428 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5429 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5430 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5431 predicate, extracted from...
5432 (set_rhs): ...here. Call it for the expression on entry.
5433 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5434 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5435 (simplify_binary_expression): Use valid_gimple_expression_p
5436 to validate the simplification.
5437 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5439 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5441 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5442 DWARF2_DEBUG on 32 bit target too.
5443 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5445 2007-07-11 Nick Clifton <nickc@redhat.com>
5447 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5448 version for 64-bit hosts.
5450 2007-07-10 David Daney <ddaney@avtrex.com>
5452 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5454 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5456 * config/mips/mips.c (mips_expand_synci_loop): New function.
5457 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5458 (UNSPEC_RDHWR): Same.
5459 (UNSPEC_SYNCI): Same.
5460 (UNSPEC_SYNC): Same.
5461 (clear_cache): New expand.
5465 (clear_hazard): Same.
5466 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5468 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5469 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5471 2007-07-10 Ian Lance Taylor <iant@google.com>
5473 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5476 2007-07-10 David Daney <ddaney@avtrex.com>
5478 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5479 * builtins.c (expand_builtin___clear_cache): New function.
5480 (expand_builtin): Call expand_builtin___clear_cache for
5481 BUILT_IN_CLEAR_CACHE case.
5482 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5483 * doc/md.texi (clear_cache): Document new instruction pattern.
5484 * testsuite/gcc.dg/builtins-64.c: New test.
5486 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5488 * config/cris/cris.md ("movsi"): Fix typo in last change.
5490 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5493 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5495 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5496 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5497 for FUNCTION_DECLs. Don't use align_functions_log if
5499 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5500 even for FUNCTION_DECLs.
5501 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5503 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5504 (DECL_FUNCTION_CODE): Update for new location and name of
5506 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5507 (struct tree_decl_common): Move 'align' and 'off_align' out
5508 of union, ensure they're still on a 32-bit boundary. Remove
5509 other fields in union 'u1'.
5510 (struct tree_function_decl): Add field 'function_code' replacing
5511 'u1.f' in tree_decl_common.
5512 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5513 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5514 (Variable Attributes): Cross-reference 'aligned' attribute
5515 to Function Attributes.
5516 * flags.h (force_align_functions_log): Delete.
5517 * toplev.c (force_align_functions_log): Delete.
5519 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5522 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5523 (*vec_concatv2di_rex): New insn pattern.
5525 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5528 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5530 2007-07-10 Ian Lance Taylor <iant@google.com>
5532 Replace no_new_pseudos in backends.
5533 * rtl.h (can_create_pseudo_p): Define.
5534 * config/darwin.c (machopic_indirect_data_reference): Use
5535 can_create_pseudo_p () instead of no_new_pseudos.
5536 (machopic_indirect_data_reference): Likewise.
5537 (machopic_legitimize_pic_address): Likewise.
5538 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
5539 (alpha_emit_set_const_1): Likewise.
5540 (alpha_emit_set_const): Likewise.
5541 (alpha_emit_conditional_move): Likewise.
5542 (alpha_split_conditional_move): Likewise.
5543 * config/alpha/alpha.md (various splitters): Likewise.
5545 * config/arm/arm.c (legitimize_pic_address): Likewise.
5546 (arm_load_pic_register): Likewise.
5547 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
5548 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
5549 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
5550 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
5551 * config/cris/cris.md (movsi): Likewise.
5552 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
5553 (symGOTOFF2reg_hilo): Likewise.
5554 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
5555 * config/h8300/h8300.md (insv, extzv): Likewise.
5556 * config/i386/i386.c (ix86_expand_move): Likewise.
5557 (ix86_expand_vector_move): Likewise.
5558 (ix86_prepare_fp_compare_args): Likewise.
5559 (ix86_expand_carry_flag_compare): Likewise.
5560 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
5561 (tls_dynamic_gnu2_combine_32): Likewise.
5562 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
5563 * config/ia64/ia64.c (ia64_expand_move): Likewise.
5564 (ia64_expand_movxf_movrf): Likewise.
5565 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
5566 (m32c_split_move): Likewise.
5567 (m32c_expand_insv): Likewise.
5568 * config/m68k/m68k.md (movsi): Likewise.
5569 * config/mips/mips.c (mips_force_temporary): Likewise.
5570 (mips_split_symbol): Likewise.
5571 (mips_move_integer): Likewise.
5572 (mips_legitimize_const_move): Likewise.
5573 * config/mn10300/mn10300.md (movsi): Likewise.
5574 * config/pa/pa.c (emit_move_sequence): Likewise.
5575 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5576 (rs6000_got_register): Likewise.
5577 (create_TOC_reference): Likewise.
5578 (rs6000_machopic_legitimize_pic_address): Likewise.
5579 * config/rs6000/rs6000.md (add<mode>3): Likewise.
5580 (various splitters): Likewise.
5581 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
5582 (movsi_got): Likewise.
5583 * config/s390/s390.c (emit_symbolic_move): Likewise.
5584 * config/s390/s390.md (movhi, movqi): Likewise.
5585 (load_multiple, store_multiple): Likewise.
5586 * config/score/score.c (score_force_temporary): Likewise.
5587 * config/sh/sh.c (prepare_move_operands): Likewise.
5588 (prepare_cbranch_operands): Likewise.
5589 (emit_fpu_switch): Likewise.
5590 (fpscr_set_from_mem): Likewise.
5591 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
5592 (adddi3, subsi3): Likewise.
5593 (various splitters): Likewise.
5594 (divsi_inv_fp_combine): Likewise.
5595 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
5596 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
5598 * config/sh/predicates.md (xor_operand): Likewise.
5599 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
5600 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
5601 (movdi_pic_label_ref): Likewise.
5602 * config/spu/spu.c (spu_split_immediate): Likewise.
5603 * config/alpha/alpha.md (various splitters): Remove test
5604 !no_new_pseudos || reload_completed.
5605 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
5607 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5608 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5609 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5610 * config/score/score.c (th_output_mi_thunk): Likewise.
5611 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5612 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5614 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
5616 PR rtl-optimization/32664
5617 * mode-switching.c (create_pre_exit): Skip barrier insns.
5619 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5621 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
5622 force_gimple_operand_bsi.
5623 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
5624 rewrite_use_compare): Ditto.
5625 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
5627 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
5628 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
5629 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
5630 * tree-profile.c (prepare_instrumented_value,
5631 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5632 tree_gen_one_value_profiler, tree_gen_ic_profiler,
5633 tree_gen_ic_func_profiler, tree_gen_average_profiler,
5634 tree_gen_ior_profiler): Ditto.
5635 * tree-ssa-reassoc.c (negate_value): Ditto.
5636 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
5637 Use force_gimple_operand_bsi.
5638 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5639 * tree-if-conv.c (add_to_dst_predicate_list,
5640 find_phi_replacement_condition): Ditto.
5641 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
5642 Call mark_symbols_for_renaming for new statements.
5643 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
5645 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5647 * cfghooks.c (remove_edge): New function.
5648 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
5650 * cfghooks.h (remove_edge): Declare.
5651 * cfg.c (remove_edge): Renamed to remove_edge_raw.
5652 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
5654 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
5656 * optabs.h: Added declaration for signbit_optab.
5657 * optabs.c: (init_optabs): Added initialization for signbit_optab.
5658 * genoptinit.c (optabs): Added entry for signbit insns.
5659 * builtins.c (expand_builtin_signbit): Added code to use a signbit
5661 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
5662 * config/s390/s390.md (signbit<mode>2): New expander.
5664 2007-07-09 Richard Guenther <rguenther@suse.de>
5667 * fold-const.c (fold_plusminus_mult_expr): Move constant
5668 arguments second to allow decomposing.
5670 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
5673 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5675 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5676 Disregard DECL_FROM_INLINE.
5678 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5681 * doc/invoke.texi: Add ftree-reassoc flag.
5682 * common.opt (ftree-reassoc): New flag.
5683 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
5684 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
5686 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5688 PR tree-optimization/32681
5689 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
5690 saved in second_edge->aux when first_bb is a loop header.
5692 2007-07-09 Jan HUbicka <jh@suse.cz>
5694 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
5696 2007-07-09 Richard Guenther <rguenther@suse.de>
5698 * c-decl.c (start_function): Do not promote return type.
5700 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
5702 * function.c (do_warn_unused_parameter): Do not warn if
5703 TREE_NO_WARNING is set.
5705 2007-07-08 Andreas Schwab <schwab@suse.de>
5707 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5709 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
5712 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5714 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5715 apply to assembly language, too.
5716 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5718 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5720 Revert (note the sccvn portions are *not* reverted)
5721 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5723 Fix PR tree-optimization/23488
5725 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5727 * tree-flow-inline.h (get_value_handle): Ditto.
5728 * tree-ssa-pre.c (decl_vh_map): New.
5729 (decl_node_pool): New.
5730 (can_value_number_operation): Support DECL_P.
5731 (can_PRE_operation): Ditto.
5732 (create_expression_by_pieces): Ditto.
5733 (find_existing_value_expr): Modify to differnetiate between
5734 addressing and top level.
5735 (create_value_handle_for_expr): Handle DECL's.
5736 (poolify_tree): Ditto.
5737 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5738 (make_values_for_stmt): Handle DECL's properly.
5739 (init_pre): Reorg to not init useless things during FRE.
5741 * tree-flow.h: Include pointer-set.h.
5742 (decl_vh_map): Declare.
5743 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5745 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5747 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5748 the constraint description.
5749 * doc/md.texi: Update documentation of AVR constraints.
5751 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5753 * auto-inc-dec.c, config/arm/arm.c,
5754 config/m32r/constraints.md, config/mips/mips.md,
5755 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5756 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5757 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5758 typos. Follow spelling conventions.
5759 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5761 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5762 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5764 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5765 realloc_vuse): Remove.
5766 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5769 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5771 Fix PR tree-optimization/23488
5773 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5774 (try_to_simplify): Ditto.
5776 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5778 * tree-flow-inline.h (get_value_handle): Ditto.
5779 * tree-ssa-pre.c (decl_vh_map): New.
5780 (decl_node_pool): New.
5781 (can_value_number_operation): Support DECL_P.
5782 (can_PRE_operation): Ditto.
5783 (create_expression_by_pieces): Ditto.
5784 (find_existing_value_expr): Modify to differnetiate between
5785 addressing and top level.
5786 (create_value_handle_for_expr): Handle DECL's.
5787 (poolify_tree): Ditto.
5788 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5789 (make_values_for_stmt): Handle DECL's properly.
5790 (init_pre): Reorg to not init useless things during FRE.
5792 * tree-flow.h: Include pointer-set.h.
5793 (decl_vh_map): Declare.
5794 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5796 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5798 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5799 apply to assembly language, too.
5800 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5802 2007-07-06 Ian Lance Taylor <iant@google.com>
5803 Zack Weinberg <zackw@panix.com>
5806 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5808 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5810 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5811 (prefetch): Likewise if "pref" would be used.
5813 2007-07-06 Josh Conner <jconner@apple.com>
5817 * calls.c (store_one_arg): Handle arguments which are partially
5818 on the stack when detecting argument overlap.
5820 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5822 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5823 chosen during find_reloads.
5825 2007-07-06 Richard Guenther <rguenther@suse.de>
5827 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5828 TYPE_ARG_TYPES for verification of argument types. Use
5829 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5830 parameters as variable arguments.
5832 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5834 * libgcc2.h (word_type): Type definition removed.
5835 (cmp_return_type, shift_count_type): Type definitions added.
5836 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5837 replaced with shift_count_type.
5838 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5840 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5841 changed from word_type to Wtype.
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 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5847 and libgcc_shift_count attribute added.
5848 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5849 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5850 (TARGET_INITIALIZER): New target hooks added.
5851 * targhooks.c (default_libgcc_cmp_return_mode,
5852 default_libgcc_shift_count_mode): Default implementations for the new
5854 * targhooks.h (default_libgcc_cmp_return_mode,
5855 default_libgcc_shift_count_mode): Function prototypes added.
5856 * target.h (struct gcc_target): Fields for the new target hooks added.
5857 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5859 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5862 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5863 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5865 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5866 s390_libgcc_shift_count_mode): Functions added.
5867 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5868 Target hooks defined.
5870 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5872 * config/mips/mips.c (compute_frame_size): Restore the original
5873 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5874 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5875 Document why the difference is needed.
5877 2007-07-06 Richard Guenther <rguenther@suse.de>
5879 * c-common.c (boolean_increment): Use correctly typed
5882 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5884 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5885 the topmost argument register is not also included in the save mask.
5886 (mips16e_collect_argument_save_p): Take a pointer to the argument
5887 register, rather than a pointer to the number of arguments.
5888 (mips16e_collect_argument_saves): Only include argument saves
5889 that aren't in the register mask.
5891 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5893 PR rtl-optimization/32450
5894 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5895 to ensure that instructions are not moved into the prologue when
5896 profiling is on. Remove unused prologue_end variable.
5897 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5898 as a scheduling barrier.
5900 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5903 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5904 Disregard DECL_FROM_INLINE.
5906 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5908 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5909 IORing with a constant.
5911 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5913 PR rtl-optimization/32475
5914 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5915 for every definition of the stack pointer.
5917 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5919 * arm.c (vfp3_const_double_index): Copy signed results of
5920 REAL_VALUE_TO_INT into unsigned vars.
5922 2007-07-05 Richard Guenther <rguenther@suse.de>
5925 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5927 * tree-ssa.c (useless_type_conversion_p): Check canonical
5930 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5932 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5933 zero_extendhisi2): Change to define_insn_and_split.
5934 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5936 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5938 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5939 pass_match_asm_constraints): New.
5940 * passes.c (init_optimization_passes): Add new pass.
5941 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5942 * function.h (struct function): Add has_asm_statement bit.
5943 (current_function_has_asm_statement): New.
5944 * tree-pass.h (pass_match_asm_constraints): New.
5946 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5948 * config/mips/mips.c (mips_file_start): Avoid declaration
5951 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5953 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5955 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5957 * rtl.def (NOTE): Change print format string to print
5958 operand 5 as a note insn name.
5960 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5961 David Ung <davidu@mips.com>
5963 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5964 * doc/invoke.texi: (MIPS Options): Document them.
5966 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5967 David Ung <davidu@mips.com>
5969 Add support for SmartMIPS ASE.
5971 * optabs.c (expand_binop_directly): New, broken out from...
5972 (expand_binop): Here. Make it try rotating in the other
5973 direction even when the second operand isn't constant.
5974 * config/mips/mips.md (*lwxs): New.
5975 * config/mips/mips.opt (msmartmips): New.
5976 * config/mips/mips.c (mips_lwxs_address_p): New.
5977 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5978 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5979 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5980 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5981 (ISA_HAS_LWXS): New.
5982 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5983 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5984 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5985 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5986 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5987 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5988 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5990 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5992 * tree-vectorizer.c (new_loop_vec_info): Initialize
5993 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5994 * tree-vectorizer.h (_loop_vec_info): Added new filed
5995 min_profitable_iters.
5996 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5997 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5998 * tree-vect-analyze.c (vect_analyze_operations): Set
5999 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6000 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6001 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6002 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6003 and prologue cost to after they are computed.
6004 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6006 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6007 of creating vectors from scalars according to dt.
6008 (vect_model_store_cost): Likewise.
6009 (vectorizable_call): Use dt array instead of scalar dt. Call
6010 vect_model_simple_cost with additional argument dt.
6011 (vectorizable_assignment): Likewise.
6012 (vectorizable_operation): Likewise.
6013 (vectorizable_type_demotion): Likewise.
6014 (vectorizable_type_promotion): Likewise.
6015 (vectorizable_store): Use dt array instead of scalar dt. Call
6016 vect_model_store_cost with additional argument dt.
6017 (vect_do_peeling_for_loop_bound): Don't call
6018 vect_estimate_min_profitable_iters. Instead, lookup
6019 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6020 "may not be profitable".
6022 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6025 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6026 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6027 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6028 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6030 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6032 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6033 addressing modes cheaper.
6035 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6037 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6038 (dw_ranges_struct): Rename block_num to num. Adjust.
6039 (dw_ranges_by_label_struct): New.
6040 (ranges_by_label, ranges_by_label_allocated,
6041 ranges_by_label_in_use): New variables.
6042 (add_ranges_num): Factored most of the code out of...
6043 (add_ranges): ... this one. Rewrite in terms of the former.
6044 (add_ranges_by_labels): New.
6045 (output_ranges): Output by-label ranges.
6046 (dwarf2out_finish): Output range for multiple-section
6047 compile_unit. Output standard DW_AT_low_pc in addition to
6048 unexpected DW_AT_entry_pc.
6050 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6052 PR tree-optimization/32604
6053 PR tree-optimization/32606
6055 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6056 (compute_antic_safe): Removed.
6057 (ANTIC_SAFE_LOADS): Ditto.
6058 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6059 (execute_pre): Don't call compute_antic_safe.
6060 (vuse_equiv): New function.
6061 (make_values_for_stmt): Use it
6062 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6065 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6068 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6070 (avr_attribute_table): Make "naked" attribute apply to function types
6071 rather than to decls.
6072 (avr_handle_fntype_attribute): New function.
6074 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6076 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6079 2007-07-04 David Ung <davidu@mips.com>
6080 Joseph Myers <joseph@codesourcery.com>
6082 * config/mips/mips.md (type): Add logical, signext and move.
6083 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6084 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6085 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6086 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6087 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6088 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6089 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6090 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6091 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6092 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6093 movv2sf_hardfloat_64bit): Use the new types.
6094 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6095 *movdf_softfloat, *movdf_mips16): Use "multi".
6096 (extendqihi2): Replace with a define_expand.
6097 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6098 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6099 * config/mips/74k.md (r74k_int_logical): New reservation and
6101 (r74k_int_arith): Remove "slt".
6102 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6103 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
6104 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
6105 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
6106 reservations for "arith".
6108 2007-07-04 Richard Guenther <rguenther@suse.de>
6110 * tree-ssa.c (useless_type_conversion_p): Add handling for
6111 scalar float and vector types. Only call the types_compatible_p
6112 langhook for aggregate types as last resort. Follow the
6115 2007-07-04 Richard Guenther <rguenther@suse.de>
6117 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
6118 the same as NOP_EXPR.
6120 2007-07-04 Nick Clifton <nickc@redhat.com>
6122 * target.h (struct gcc_target): Add target_help field.
6123 * target-def.h (TARGET_HELP): New.
6124 (TARGET_INITIALIZER): Use TARGET_HELP.
6125 * opts.c (command_handle_option): Invoke target_help function, if
6126 defined, when the user has specified --target-help on the command
6128 * doc/invoke.texi: Mention that --target-help might print
6129 additional information.
6130 * doc/tm.texi: Document TARGET_HELP hook.
6132 * arm.c (TARGET_HELP): Override default definition.
6133 (arm_target_help): New - display a wrapped list of cores and
6134 architectures supported.
6136 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
6138 * config/v850/v850.c (expand_prologue): Make sure
6139 GEN_INT() argument is sign extended rather than zero extended.
6140 (expand_epilogue): Likewise.
6141 (output_move_double): Delete.
6142 * config/v850/v850-protos.h (output_move_double): Delete.
6143 * config/v850/v850.md (movdi): Delete.
6144 (*movdi_internal): Delete.
6146 (*movdf_internal): Delete.
6148 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6150 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6151 unless compiling RTP PIC.
6153 2007-07-04 Richard Guenther <rguenther@suse.de>
6155 PR tree-optimization/32482
6156 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6157 original ssa name if we didn't find a shift expression.
6158 Fix shift constant for bit zero test.
6160 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6162 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6164 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6166 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6167 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6168 * config/arm/vxworks.h (ASM_SPEC): Delete.
6169 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6171 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6173 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6174 (DDR_REVERSED_P): New.
6175 * tree-data-ref.c (initialize_data_dependence_relation,
6176 build_classic_dist_vector): Set DDR_REVERSED_P.
6178 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6181 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6182 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6183 init_omega_for_ddr_1): Use non conservative number of iterations
6185 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6186 (analyze_siv_subscript): Remove FIXME and reinitialization of
6187 last_conflicts to chrec_dont_know.
6188 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6190 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6192 * tree.c (maybe_canonicalize_argtypes): Improve description.
6194 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6196 * tree.c (maybe_canonicalize_argtypes): New.
6197 (build_function_type): Set canonical type.
6198 (build_method_type_directly): Ditto.
6199 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6202 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6204 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6206 (rewrite_use_nonlinear_expr): Likewise.
6208 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6210 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6212 2007-07-04 Ben Elliston <bje@au.ibm.com>
6214 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6217 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6219 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6220 (Exception Handling): Likewise.
6222 2007-07-03 Jan Hubicka <jh@suse.cz>
6224 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6226 2007-07-03 Eric Christopher <echristo@apple.com>
6228 * doc/cppopts.texi: Add conflicting option note to -dM.
6229 * doc/invoke.texi: Add note about possible conflicts with
6230 -E for -dCHARS and note that -dM will not produce
6231 any results if there is no machine dependent reorg.
6233 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6235 * tree.h (DECL_ALIGN): Back out previous change.
6237 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6239 * configure.ac: Test for .dtprelword support on MIPS.
6240 * configure, config.in: Regenerate.
6241 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6242 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6244 2007-07-03 Julian Brown <julian@codesourcery.com>
6246 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6247 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6248 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6249 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6251 (all_fpus): Add FPUTYPE_VFP3.
6252 (fp_model_for_fpu): Add VFPv3 field.
6253 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6254 (vfp3_const_double_index): New function. Return integer index of
6255 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6257 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6258 and argument represents a valid RTX for a VFPv3 constant.
6259 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6261 (vfp_emit_fstmd): Similar, for fstmd.
6262 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6263 constants, represented as integer indices.
6264 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6265 VFP_REGNO_OK_FOR_DOUBLE macros.
6266 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6267 (arm_file_start): Set float-abi attribute for VFPv3, and output
6268 correct ".fpu" assembler directive.
6269 (arm_dbx_register_numbering): Add FIXME.
6270 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6271 (fputype): Add FPUTYPE_VFP3.
6272 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6273 (CALL_USED_REGISTERS): Likewise.
6274 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6275 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6276 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6277 (D7_VFP_REGNUM): New.
6278 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6279 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6280 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6281 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6282 (REG_ALLOC_ORDER): Adjust for VFPv3.
6283 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6284 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6285 VFP_LO_REGS, VFP_HI_REGS.
6286 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6287 (IS_VFP_CLASS): Define macro.
6288 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6290 (REGISTER_MOVE_COST): Likewise.
6291 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6292 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6293 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6294 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6295 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6296 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6297 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6298 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6299 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6300 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6301 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6302 where appropriate for single-word registers.
6303 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6304 As above. Fix type attributes.
6305 * config/arm/constraints.md (register_contraint "t"): Define.
6306 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6308 (register_constraint "x"): Define.
6309 (constraint "Dv"): Define.
6311 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6313 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6315 2007-07-03 Tom Tromey <tromey@redhat.com>
6317 * c-parser.c (objc_pq_context): Removed.
6318 (objc_need_raw_identifier): Likewise.
6319 (c_parser) <objc_pq_context>: New field.
6320 <objc_need_raw_identifier>: Likewise.
6321 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6322 (c_lex_one_token): Update.
6323 (c_parser_objc_protocol_definition): Update.
6324 (c_parser_objc_method_definition): Update.
6325 (c_parser_objc_methodproto): Update.
6326 (c_parser_declspecs): Update.
6328 2007-07-03 David Ung <davidu@mips.com>
6330 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6332 2007-07-03 David Ung <davidu@mips.com>
6333 Richard Sandiford <richard@codesourcery.com>
6335 * doc/invoke.texi: Document -march=74kf3_2.
6336 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6337 (TUNE_74K): Check for it.
6338 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6339 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6340 * config/mips/mips.md (cpu): Add 74kf3_2.
6341 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6342 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6343 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6344 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6345 74kf3_2 to the CPU list.
6346 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6347 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6348 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6349 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6350 (r74kf3_2_fxfer_from_c1): New insn reservations.
6352 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6353 David Ung <davidu@mips.com>
6355 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6356 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6357 and 74k[fx]. Document aliases for the new options.
6358 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6359 (PROCESSOR_24KF2_1): ...this.
6360 (PROCESSOR_24KX): Rename to...
6361 (PROCESSOR_24KF1_1): ...this.
6362 (PROCESSOR_74KF): Rename to...
6363 (PROCESSOR_74KF2_1): ...this.
6364 (PROCESSOR_74KX): Rename to...
6365 (PROCESSOR_74KF1_1): ...this.
6366 (TUNE_74K): Update PROCESSOR_* names.
6367 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6368 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6369 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6370 (mips_rtx_cost_data): Update processor names in comments.
6371 (mips_issue_rate): Update PROCESSOR_* names.
6372 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6373 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6374 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6375 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6376 Update cpu attribute names.
6377 (r24k_fpu_iss): Rename this reservation to...
6378 (r24kf2_1_fpu_iss): ...this and update all uses.
6379 (r24kx_fpu_iss): Rename this reservation to...
6380 (r24kf1_1_fpu_iss): ...this and update all uses.
6381 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6382 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6383 Update cpu attribute names.
6385 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6387 * config/m32r/constraints.md: New file.
6388 * config/m32r/m32r.c: Include tm-constrs.h.
6389 (small_data_operand): Use satisfies_constraint_* instead of macro.
6390 (addr24_operand, gen_compare): Likewise.
6391 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6392 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6393 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6394 EXTRA_CONSTRAINT): Likewise.
6395 * config/m32r/m32r.md: Include constraints.md.
6396 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6397 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6398 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6399 (two_insn_const_operand, int8_operand, uint16_operand,
6400 reg_or_int16_operand, reg_or_uint16_operand,
6401 reg_or_cmp_int16_operand, cmp_int16_operand,
6402 seth_add3_operand): Likewise.
6404 2007-07-03 Eric Christopher <echristo@gmail.com>
6406 * libgcc2.h: Conditionally declare __bswapsi2 and
6409 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6411 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6414 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6417 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6418 (__gthrw_pragma): Provide default definition.
6420 * gthr-posix.c (__gthrw_pragma): Define.
6422 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6424 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6425 before declaring inequality.
6427 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6429 * combine.c (recog_for_combine): Log the success or failure of
6430 matching new insn patterns against the machine description in
6433 2007-07-03 Revital Eres <eres@il.ibm.com>
6435 * ddg.c (print_sccs): New function.
6436 (check_sccs): New function.
6437 (create_ddg_all_sccs): Use it.
6438 * ddg.h (print_sccs): Declare.
6439 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6441 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6443 * targhooks.h (default_mode_for_suffix): New function declaration.
6444 * targhooks.c (default_mode_for_suffix): New default target hook.
6445 * target.h (struct c): New structure in the targetm struct.
6446 (mode_for_suffix): New target hook as part of struct c.
6447 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6448 default_mode_for_suffix.
6449 (TARGET_C): New define.
6450 * c-lex.c: Include "target.h".
6451 (interpret_float): Use targetm.c.mode_for_suffix to determine
6452 the mode for a given non-standard suffix.
6453 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6455 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6456 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6458 * doc/extend.texi (Floating Types): New node. Document __float80 and
6459 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6461 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6464 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6465 predicate instead of target_operand.
6466 (divsi3_i1_media, divsi3_media_2): Likewise.
6468 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6470 * tree.h (alias_sets_might_conflict_p): Rename into
6471 alias_sets_must_conflict_p.
6472 * alias.c (alias_sets_might_conflict_p): Likewise.
6473 (alias_sets_conflict_p): Use it.
6474 (objects_must_conflict_p): Likewise.
6475 * c-common.c (strict_aliasing_warning): Adjust.
6477 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6479 * rtlhooks.c (gen_lowpart_if_possible): Check for
6480 invalid subreg before calling gen_lowpart_SUBREG.
6482 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6484 * config/darwin9.h: Add copyright notice.
6485 (LINK_COMMAND_SPEC): Add comment.
6486 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6487 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6488 DARWIN_LIBSYSTEM_HAS_UNWIND.
6490 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6493 * omp-low.c (check_combined_parallel): New function.
6494 (lower_omp_parallel): Call it via walk_stmts, set
6495 OMP_PARALLEL_COMBINED if appropriate.
6496 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6497 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6498 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6499 don't consider it as combined parallel.
6501 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6503 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6504 (gcc_tooldir): Likewise.
6505 * configure: Regenerate.
6506 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6507 old configure.ac gcc_tooldir setting.
6508 (prefix_to_exec_prefix): New variable.
6509 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6510 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6512 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6514 Fix PR tree-optimization/32583
6515 Fix PR tree-optimization/32584
6516 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6517 (phi_translate_set): Use phi_translate directly now.
6518 (make_values_for_stmt): Don't value number RHS if we already know
6521 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6522 Jim Wilson <wilson@specifix.com>
6525 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6528 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6529 Richard Sandiford <richard@codesourcery.com>
6530 Nigel Stephens <nigel@mips.com>
6532 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
6533 (mips16e_output_save_restore): Declare.
6534 (mips16e_save_restore_pattern_p): Likewise.
6535 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
6536 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
6537 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
6538 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
6539 (BITSET_P): New global macro, extracted from...
6540 (mips_for_each_saved_reg): ...here.
6541 (mips16e_save_restore_info): New struct.
6542 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
6543 (mips16e_save_restore_regs): New variable.
6544 (mips_split_plus, mips16e_find_first_register): New functions.
6545 (mips16e_mask_registers): New function.
6546 (compute_frame_size): Expand the commentary before the function.
6547 Enforce the MIPS16e save and restore register range restrictions.
6548 Pad the general register save area at the low end.
6549 (mips16e_save_restore_reg, mips16e_build_save_restore)
6550 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
6551 (mips16e_output_save_restore, mips16e_collect_propagate_value)
6552 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
6554 (mips_expand_prologue, mips_expand_epilogue): Handle
6555 GENERATE_MIPS16E_SAVE_RESTORE.
6556 * config/mips/mips.md (*mips16e_save_restore): New pattern.
6558 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
6560 PR tree-optimization/31966
6561 PR tree-optimization/32533
6562 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
6563 "basic_block" description as its third argument. Update function
6564 calls to get destination bb from "edge" argument. Save "cond" into
6565 aux field of the edge. Update prototype for changed arguments.
6566 (if_convertible_loop_p): Clear aux field of incoming edges if bb
6568 (find_phi_replacement_condition): Operate on incoming edges, not
6569 on predecessor blocks. If there is a condition saved in the
6570 incoming edge aux field, AND it with incoming bb predicate.
6571 Return source bb of the first edge.
6572 (clean_predicate_lists): Clean aux field of outgoing node edges.
6573 (tree_if_conversion): Do not initialize cond variable. Move
6574 variable declaration into the loop.
6575 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
6576 initializations of new_stmt, arg0 and arg1 variables.
6578 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6580 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
6581 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
6583 2007-07-02 Richard Guenther <rguenther@suse.de>
6585 * tree-ssa.c (useless_type_conversion_p): Document
6586 future intent as defining the middle-end type system.
6587 Re-structure to call langhook last, group by type class,
6588 mark questionable parts.
6590 2007-07-02 Richard Guenther <rguenther@suse.de>
6592 * tree-flow.h (types_compatible_p): Declare.
6593 * tree-ssa.c (types_compatible_p): New function.
6594 * ipa-type-escape.c (discover_unique_type): Use
6595 types_compatible_p instead of lang_hooks.types_compatible_p.
6596 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6597 * tree-vn.c (expressions_equal_p): Likewise.
6598 * tree.c (fields_compatible_p): Likewise.
6599 * tree-ssa-dom.c (avail_expr_eq): Likewise.
6600 (cprop_operand): Use useless_type_conversion_p instead of
6601 lang_hooks.types_compatible_p.
6602 * tree-inline.c (setup_one_parameter): Likewise.
6603 (declare_return_variable): Likewise.
6604 * tree-nrv.c (tree_nrv): Likewise.
6605 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6606 (maybe_fold_offset_to_component_ref): Likewise.
6607 (maybe_fold_offset_to_reference): Likewise.
6608 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6609 (merge_alias_info): Likewise.
6610 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6611 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6612 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
6613 * tree-tailcall.c (find_tail_calls): Likewise.
6614 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
6615 * gimplify.c (canonicalize_addr_expr): Likewise.
6616 (fold_indirect_ref_rhs): Likewise.
6617 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
6618 (cpt_same_type): Likewise.
6619 (check_pointer_types_r): Swap parameters to cpt_same_type
6621 * fold-const.c (fold_convert): Revert fix for PR15988.
6622 * tree-inline.c (setup_one_parameter): Instead fix it here by
6623 using fold_build1 instead of fold_convert and checking for
6624 error_mark_node. Convert only if the conversion is necessary.
6626 2007-07-02 Joseph Myers <joseph@codesourcery.com>
6628 * configure.ac: Check for .gnu_attribute on Power.
6629 * configure: Regenerate.
6630 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
6631 attribute for floating-point ABI.
6633 2007-07-02 Ira Rosen <irar@il.ibm.com>
6635 PR tree-optimization/32230
6636 PR tree-optimization/32477
6637 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
6638 address is a constant.
6640 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6642 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
6643 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
6644 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
6645 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
6646 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
6647 64-bit targets. Add support for *-elfoabi*.
6648 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
6649 different settings if $(tm_defines) does not select the EABI.
6650 (MULTILIB_EXCLUSIONS): Define in those circumstances.
6651 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
6652 (MIPS_ARCH_OPTION_SPEC): Likewise.
6653 (MIPS_ISA_LEVEL_SPEC): Likewise.
6654 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
6655 * config/mips/elfoabi.h: New file.
6657 2007-07-02 Richard Guenther <rguenther@suse.de>
6659 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
6660 (useless_type_conversion_p): ... this.
6661 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
6662 (useless_type_conversion_p): ... this.
6663 * builtins.c (fold_builtin_memory_op): Rename
6664 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
6665 * tree-cfg.c (verify_expr): Likewise.
6666 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
6667 * tree-ssa-ccp.c (ccp_fold): Likewise.
6668 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6669 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
6670 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6671 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
6672 * tree-ssa-pre.c (eliminate): Likewise.
6673 * tree-ssa.c (delete_tree_ssa): Likewise.
6674 (tree_ssa_useless_type_conversion): Likewise.
6675 * tree.c (build2_stat): Likewise.
6677 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6679 Fix PR tree-optimization/32571
6680 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
6683 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6685 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
6686 and other expected operations explicitly, change default to
6689 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6691 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
6693 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
6694 (tls_load_dot_plus_eight): Move the label number into the unspec.
6695 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
6697 2007-07-01 Andreas Schwab <schwab@suse.de>
6699 * dwarf2out.c (initial_return_save): Define only if used.
6701 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6703 Unreverting Richard's Revert of:
6705 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6707 * dce.c (deletable_insn_p_1): New function, split out from...
6708 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6709 specially, not those inside PARALLELs. Remove BODY argument
6710 and adjust recursive call accordingly.
6711 (prescan_insns_for_dce): Update call to delete_insn_p.
6713 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6714 Revital Eres <eres@il.ibm.com>
6716 * ddg.c (create_ddg_all_sccs): Fix missed
6717 initialization of scc_nodes.
6719 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6722 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6723 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6725 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6727 * configure.ac: Check for .gnu_attribute on MIPS.
6728 * configure, config.in: Regenerate.
6729 * config/mips/mips.c (mips_file_start): If supported, output
6730 attribute for floating-point ABI.
6732 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6735 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6736 (ffs_cmove): New expander to expand using ctz pattern.
6737 (*ffs_cmove): Remove pattern.
6738 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6739 (ffsdi2): Expand using ctz pattern.
6740 (*ffs_rex64): Remove pattern.
6742 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6744 PR rtl-optimization/32296
6745 * pa.md (return): Delete pattern.
6746 (return_internal): Remove "(const_int 1)" from pattern.
6747 (epilogue): Use return_internal pattern for trivial returns.
6748 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6749 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6751 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6753 * tree-ssa-pre.c (is_exception_related): New function
6754 (can_value_number_operation): Use it.
6756 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6758 Fix PR tree-optimization/32540
6759 Fix PR tree-optimization/31651
6761 * tree-ssa-sccvn.c: New file.
6763 * tree-ssa-sccvn.h: Ditto.
6765 * tree-vn.c: Include tree-ssa-sccvn.h
6766 (val_expr_paid_d): Removed.
6767 (value_table): Ditto.
6768 (vn_compute): Ditto.
6769 (val_expr_pair_hash): Ditto.
6770 (val_expr_pair_expr_eq): Ditto.
6771 (copy_vuses_from_stmt): Ditto.
6774 (shared_vuses_from_stmt): Ditto.
6775 (print_creation_to_file): Moved up.
6776 (sort_vuses): Ditto.
6777 (sort_vuses_heap): Ditto.
6778 (set_value_handle): Make non-static.
6779 (make_value_handle): Ditto.
6780 (vn_add): Rewritten to use sccvn lookups.
6781 (vn_add_with_vuses): Ditto.
6782 (vn_lookup): Ditto (and second argument removed).
6783 (vn_lookup_with_vuses): Ditto.
6784 (vn_lookup_or_add): Ditto (and second argument removed);
6785 (vn_lookup_or_add_with_vuses): Ditto.
6786 (vn_lookup_with_stmt): New.
6787 (vn_lookup_or_add_with_stmt): Ditto.
6788 (create_value_handle_for_expr): Ditto.
6790 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6791 (seen_during_translate): New function.
6792 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6793 (phi_trans_add): Ditto.
6794 (constant_expr_p): FIELD_DECL is always constant.
6795 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6796 Use constant_expr_p.
6797 Avoid infinite recursion on mutually valued expressions.
6798 Change callers of vn_lookup_or_add.
6799 (phi_translate): New function.
6800 (compute_antic_safe): Allow phi nodes.
6801 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6802 (find_or_generate_expression): Rewrite slightly.
6803 (create_expression_by_pieces): Updated for vn_lookup_or_add
6805 Update VN_INFO for new names.
6806 (insert_into_preds_of_block): Update for new names.
6807 (add_to_exp_gen): New function.
6808 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6809 (find_existing_value_expr): Rewrite to changed vn_lookup.
6810 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6811 (try_look_through_load): Removed.
6812 (try_combine_conversion): Ditto.
6813 (get_sccvn_value): New function.
6814 (make_values_for_phi): Ditto.
6815 (make_values_for_stmt): Ditto.
6816 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6818 (init_pre): Update for SCCVN changes.
6820 (execute_pre): Ditto.
6822 * tree-flow.h (make_value_handle): Declare.
6823 (set_value_handle): Ditto.
6824 (sort_vuses_heap): Ditto.
6825 (vn_lookup_or_add_with_stmt): Ditto.
6826 (vn_lookup_with_stmt): Ditto.
6827 (vn_compute): Remove.
6830 (vn_lookup): Update arguments.
6832 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6834 (tree-ssa-sccvn.o): New.
6835 (OBJS-common): Add tree-ssa-sccvn.o
6837 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6840 * c-typeck.c (build_external_ref): Don't mark as used if called
6842 * calls.c (rtx_for_function_call): Likewise.
6844 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6848 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6850 * dce.c (deletable_insn_p_1): New function, split out from...
6851 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6852 specially, not those inside PARALLELs. Remove BODY argument
6853 and adjust recursive call accordingly.
6854 (prescan_insns_for_dce): Update call to delete_insn_p.
6856 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6858 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6859 (try_combine): Move potential calls to undo_all() so they happen
6860 before we commit to using the combined insns.
6862 2006-06-30 Jan Hubicka <jh@suse.cz>
6864 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6867 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6869 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6870 (cgraph_remove_unreachable_nodes): Likewise.
6871 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6872 * ipa-inline.c (update_caller_keys): Cast according to the coding
6874 (cgraph_decide_recursive_inlining): Likewise.
6875 (cgraph_decide_inlining_of_small_function): Likewise.
6876 (try_inline): Likewise.
6877 (cgraph_decide_inlining_incrementally): Likewise.
6878 * ipa-pure-const.c (get_function_state): Likewise.
6879 (scan_function): Likewise.
6880 (analyze_function): Likewise.
6881 (static_execute): Likewise.
6882 * ipa-reference.c (scan_for_static_refs): Likewise.
6883 (merge_callee_local_info): Likewise.
6884 (analyze_function): Use type safe memory macros.
6885 (static_execute): Likewise. Cast according to the coding conventions.
6886 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6888 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6890 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6891 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6894 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6897 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6898 for complex modes (both int and real).
6900 2007-06-29 Jan Hubicka <jh@suse.cz>
6902 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6904 2007-06-29 Jan Hubicka <jh@suse.cz>
6907 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6910 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6913 * config/avr/avr.c: Include dataflow header file.
6914 (expand_prologue): Adjust for prologue insn change.
6915 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6918 2007-06-29 Richard Guenther <rguenther@suse.de>
6921 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6922 during type verification.
6924 2007-06-29 Jan Hubicka <jh@suse.cz>
6926 * recog.c (validate_change_rtx_1): Unshare TO argument.
6928 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6930 PR tree-optimization/24659
6931 * tree-vect-transform.c (vectorizable_call): Handle
6932 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6934 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6935 * config/i386/i386.c (enum ix86_builtins)
6936 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6937 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6939 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6940 const using def_builtin_const.
6941 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6942 input operands in the same modes as the result.
6943 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6945 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6947 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6948 (df_set_dead_notes_for_mw): Likewise.
6950 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6952 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6954 2007-06-28 DJ Delorie <dj@redhat.com>
6956 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6958 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6960 * doc/invoke.texi (C++ Dialect Options): Document
6961 fvisibility-ms-compat.
6962 * c.opt (fvisibility-ms-compat): New.
6964 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6967 * tree-affine.c (aff_combination_add_elt): Handle
6968 pointer addition specially.
6970 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6972 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6973 decl is non-external for AIX ABI.
6975 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6977 * config/rs6000/predicates.md (current_file_function_operand):
6978 Ensure the symbol is non-external for AIX ABI.
6980 2007-06-28 Nick Clifton <nickc@redhat.com>
6982 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6983 (fdce, fdse, fpredictive-commoning): Likewise.
6985 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6988 * gcc.c (process_command): Recognize the new -static-libgfortran
6991 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6994 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6995 Use a call clobbered hard reg instead of a pseudo reg.
6997 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6999 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7001 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7004 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7005 REG_LIBCALL and REG_RETVAL notes.
7006 (divsi3, mulsi3): Likewise.
7007 (mulhisi3): Likewise. Use emit_libcall_block.
7008 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7010 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7012 PR rtl-optimization/32481
7013 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7015 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7017 * dce.c (deletable_insn_p_1): New function, split out from...
7018 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7019 specially, not those inside PARALLELs. Remove BODY argument
7020 and adjust recursive call accordingly.
7021 (prescan_insns_for_dce): Update call to delete_insn_p.
7023 2007-06-27 Richard Guenther <rguenther@suse.de>
7026 * tree.h (fold_convertible_p): Declare.
7027 * fold-const.c (fold_convertible_p): New function.
7028 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7029 instead of lang_hooks.types_compatible_p.
7031 2007-06-26 Jan Hubicka <jh@suse.cz>
7033 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7034 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7035 early use validate_unshare_change.
7036 (reload_combine): Likewise.
7037 * recog.c (change_t): New field unshare.
7038 (validate_change_1): Rename from validate_change; add argument unshare.
7039 (validate_change): Turn into wrapper of validate_change_1; update
7040 prototype for bools.
7041 (validate_unshare_change): New.
7042 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7043 calls of df_insn_rescan.
7044 * recog.h (validate_change): Replace ints by bools.
7045 (validate_unshare_change): Declare.
7047 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7049 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7051 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7053 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7055 2007-06-25 Jan Hubicka <jh@suse.cz>
7057 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7059 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7060 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7061 places other call site specific checks are performed.
7063 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7066 * tree-vect-transform.c (vectorizable_operation): Convert
7067 POINTER_PLUS_EXPR over to PLUS_EXPR.
7069 2007-06-25 Chao-ying Fu <fu@mips.com>
7071 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7072 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7073 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7074 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7076 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7077 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7078 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7079 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7080 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7081 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7082 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7083 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7084 ALL_FIXED_POINT_MODE_P): New define.
7085 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7087 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7089 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7090 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7091 MODE_VECTOR_UACCUM): New mode classes.
7093 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7094 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7095 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7098 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7099 (blank_mode): Initialize ibit and fbit.
7100 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7101 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7103 (new_adjust): Change required_class to required_class_from and
7104 required_class_to for testing within a range.
7105 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7106 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7108 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
7109 (make_fixed_point_mode): New.
7110 (_ADD_ADJUST): Change C to C1 and C2.
7111 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
7112 use a range for machine classes.
7113 (ADJUST_IBIT, ADJUST_FBIT): New.
7114 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
7116 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7117 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7118 Emit adjustment for ibit and fbit.
7119 (emit_mode_ibit, emit_mode_fbit): New.
7120 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
7122 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
7124 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
7125 as the source of the set.
7127 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
7129 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
7130 FP_REGNO_P): Use IN_RANGE.
7131 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
7132 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
7133 (DATA_REG_P): Use DATA_REGNO_P.
7134 (FP_REG_P): Use FP_REGNO_P.
7135 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
7136 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
7137 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
7139 2007-06-24 Jan Hubicka <jh@suse.cz>
7142 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
7144 2007-06-24 Sebastian Pop <sebpop@gmail.com>
7147 * fold-const.c (fold_binary): Strip nops of operand 0
7148 of BIT_NOT_EXPR before calling operand_equal_p.
7149 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7150 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7152 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7154 * doc/extend.texi: Document that dllimport and dllexport imply
7156 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7157 imported or exported declaration, including type declarations.
7158 * c-common.c (handle_visibility_attribute): Check for conflicts
7159 with dllimport/dllexport.
7160 (c_determine_visibility): Handle dllimport/dllexport as an
7161 explicit visibility atttribute.
7163 2007-06-23 Richard Guenther <rguenther@suse.de>
7165 PR tree-optimization/16876
7167 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7169 * tree-inline.c (initialize_inlined_parameters): Do not call
7170 lang_hooks.tree_inlining.convert_parm_for_inlining.
7171 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7172 reason for mismatched types.
7173 * gimplify.c (gimplify_call_expr): Verify the call expression
7174 arguments match the called function type signature. Otherwise
7175 mark the call expression to be not considered for inlining
7176 using CALL_CANNOT_INLINE_P flag.
7177 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7178 edges call expression.
7179 (cgraph_decide_inlining_of_small_function): Likewise.
7180 (cgraph_decide_inlining): Likewise.
7181 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7183 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7184 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7185 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7187 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7188 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7190 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7191 convert_parm_for_inlining member.
7193 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7196 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7197 Remove optimization for GT.
7199 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7202 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7204 (prescan_insns_for_dce): Add extra parameter.
7206 2007-06-23 Jan Hubicka <jh@suse.cz>
7209 * gimplify.c (mark_addressable): New function.
7210 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7212 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7215 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7217 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7220 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7221 moves between MMX/SSE registers to at least 8 units to prevent
7222 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7224 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7226 * config/i386/i386.c (override_options): Correct x86_sahf
7229 2007-06-21 David Daney <ddaney@avtrex.com>
7232 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7233 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7234 (exception_receiver): Renamed to ...
7235 (nonlocal_goto_receiver): ... this.
7237 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7239 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7240 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7241 partial register accesses.
7243 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7245 * fold-const.c (debug_fold_checksum): Move it under
7246 ENABLE_FOLD_CHECKING.
7248 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7251 * tree.h (debug_fold_checksum): Declared.
7252 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7253 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7254 build_fold_addr_expr_with_type_1.
7255 (fold_addr_expr, debug_fold_checksum): New.
7256 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7257 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7260 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7262 PR tree-optimization/19590
7263 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7264 of scev is a constant.
7265 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7267 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7269 * df-problems.c (df_note_bb_compute): Made computation of live
7270 info consistent with df_lr.
7272 2007-06-21 Richard Guenther <rguenther@suse.de>
7274 PR tree-optimization/32453
7275 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7276 for pointer anti-range.
7278 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7280 * config/i386/i386.c (processor_target_table): Increase maximum
7281 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7284 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7285 byte alignment if > 8 byte alignment is preferred.
7286 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7288 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7290 PR tree-optimization/31866
7291 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7292 if ASM_EXPR's input is not a SSA_NAME.
7295 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7296 but decl is a global var, instead return decl.
7297 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7298 even for is_global_var decls, if they are private in some outer
7301 2007-06-21 Richard Guenther <rguenther@suse.de>
7303 PR tree-optimization/32451
7304 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7306 2007-06-21 Christian Bruel <christian.bruel@st.com>
7308 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7309 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7310 (push_regs): Changed saving order or banked registers.
7311 (sh_expand_epilogue): Likewise.
7312 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7313 (FIRST_BANKED_REG): Likewise.
7314 (LAST_BANKED_REG): Likewise.
7315 * config/sh/sh.md (banked) New attribute.
7316 (in_delay_slot): Check banked attribute.
7318 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7320 PR tree-optimization/32075
7321 * tree-data-ref.c (subscript_dependence_tester_1,
7322 analyze_miv_subscript, analyze_overlapping_iterations,
7323 add_distance_for_zero_overlaps, build_classic_dist_vector,
7324 subscript_dependence_tester_1, analyze_overlapping_iterations,
7325 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7326 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7327 to evolution_function_is_affine_multivariate_p.
7329 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7331 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7333 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7336 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7338 * config/m32c/prologue.md (epilogue_exitd_16): New.
7339 (epilogue_reit_16): New.
7340 (epilogue_exitd): Rename to epilogue_exitd_24.
7341 (epilogue_reit): Rename to epilogue_reit_24.
7343 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7344 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7346 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7348 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7349 if dbg_cnt (sched_insn) reaches the limit.
7350 (choose_ready): New parameter INSN_PTR and new return value.
7351 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7352 the new return value from choose_ready.
7353 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7354 (rest_of_handle_global_alloc): New global_alloc_at_func.
7356 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7358 PR tree-optimization/25737
7359 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7360 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7361 * tree-flow.h (struct fieldoff): Add new field alias_set.
7362 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7363 argument addressable_type. Set alias_set of fieldoff.
7364 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7365 (create_overlap_variables_for): Pass alias_set from fieldoff to
7367 * alias.c (get_alias_set): Use alias_set from SFT if set.
7369 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7371 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7372 of a variable as an unsigned HOST_WIDE_INT integer.
7374 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7376 PR rtl-optimization/32405
7377 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7379 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7381 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7384 * builtins.c: Include diagnostic.h.
7385 (expand_builtin_expect): Make gcc_assert more permissive.
7386 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7389 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7393 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7394 if ACCUMULATE_OUTGOING_ARGS.
7396 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7398 * config/m68hc11/m68hc11.c: Include dataflow header file.
7399 (m68hc11_reorg): Port to dataflow.
7401 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7403 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7404 (struct df_problem.free_blocks_on_set_blocks): New field.
7405 (struct dataflow.optional_p): New field.
7406 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7407 (df_live_set_all_dirty): New function.
7408 * df-scan.c (df_scan_alloc): Initialize optional_p.
7409 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7410 * df-core.c (df_set_blocks): Removed use of
7411 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7412 df_problem.free_blocks_on_set_blocks to determine which blocks are
7414 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7415 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7416 uses dataflow.optional_p to determine if problem should be
7418 (rest_of_handle_df_initialize): Only start live problem if
7420 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7421 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7422 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7423 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7424 problem_NOTE): Initialize free_blocks_on_set_blocks.
7425 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7427 (df_live_set_all_dirty, df_note_alloc): New function.
7428 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7430 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7431 * postreload.c (reload_combine): Ditto.
7432 * cse.c (cse_extended_basic_block): Ditto.
7433 * regmove.c (mark_flags_life_zones): Ditto.
7434 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7435 erase_matching_seqs): Ditto.
7436 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7437 * integrate (allocate_initial_values): Ditto.
7438 * combine.c (reg_dead_at_p): Ditto.
7439 * resource.c (mark_target_live_regs): Ditto.
7440 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7441 * config/sh/sh.c (find_r0_life_regions): Ditto.
7442 * global.c (rest_of_handle_global_alloc): Only add back df_live
7444 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7446 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7448 (if_convert): Make sure df_live is there at -O == 1.
7449 (pass_if_after_combine): Cleanup flags.
7450 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7451 is there at -O == 1.
7453 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7455 * config/arm/arm.c (arm_get_frame_offsets): Set
7456 offsets->locals_base to avoid negative stack size.
7457 (thumb1_expand_prologue): Assert on negative stack size.
7459 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7461 PR tree-optimization/32367
7462 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7463 of the chrec has no evolution in that loop.
7464 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7466 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7468 * config/xtensa/xtensa.c: Include "df.h".
7469 (xtensa_builtin_saveregs): Use adjust_address instead of
7471 (xtensa_va_start): Invoke make_tree with sizetype for
7472 expand_builtin_saveregs and then convert the result to a pointer.
7473 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7474 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7475 Subtract argument size from index value as integers and then use
7476 POINTER_PLUS_EXPR to add the result to the array address.
7478 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7481 * config/m32c/m32c.c: Include dataflow header file.
7482 (m32c_emit_prologue): Adjust for prologue insn change.
7483 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7484 once inside a PARALLEL. Assume frame size passed in operand 0
7485 includes space to save the fb register.
7486 (prologue_enter_24): Likewise.
7487 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7489 2007-06-19 David Daney <ddaney@avtrex.com
7492 * config/mips/mips.md (cprestore): Mark $gp as used.
7494 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7497 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7498 (frv_ifcvt_modify_insn): Likewise.
7500 2007-06-19 Richard Guenther <rguenther@suse.de>
7502 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7503 only handle positive offsets that fit in a HOST_WIDE_INT.
7505 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7507 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7508 result of rsqrt insn for zero input argument to avoid NaN.
7510 2007-06-19 Richard Guenther <rguenther@suse.de>
7513 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7515 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7517 PR tree-optimization/32353
7518 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7520 2007-06-19 Nick Clifton <nickc@redhat.com>
7522 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7524 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7527 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7528 * config/i386/i386.c (assign_386_stack_local): Assert that
7529 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7530 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7531 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7532 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
7534 2007-06-18 Steve Ellcey <sje@cup.hp.com>
7536 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
7538 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7540 PR rtl-optimization/32321
7541 * gcse.c (replace_store_insn): Update the note before
7542 calling emit_insn_after.
7544 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7547 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
7549 * df-problems.c (df_note_bb_compute): Fix dumping info.
7551 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
7553 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
7554 insn with emit_jump_insn.
7556 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7558 PR tree-optimization/32383
7559 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
7560 * targhooks.h (default_builtin_reciprocal): Update prototype.
7561 * target.h (struct gcc_target): Update builtin_reciprocal.
7562 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
7563 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
7564 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
7565 when fndecl is in BUILT_IN_MD class.
7566 (execute_convert_to_rsqrt): Ditto.
7568 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
7569 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
7570 Convert BUILT_IN_SQRTF code only when md_fn is false.
7572 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
7574 * bt-load.c (move_btr_def): Fix the order of arguments
7575 to validate_replace_rtx.
7577 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
7579 * config/m68k/m68k-devices.def: Add 54450..54455.
7581 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
7583 PR rtl-optimization/32366
7584 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
7585 FLOAT_EXTEND]: Prevent non-scalar modes from entering
7588 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7591 * modulo-sched (generate_reg_moves): Added rescan parameter and if
7592 this is true, rescan insn being modified.
7593 (sms_schedule): Added rescan parameter.
7594 (rest_of_handle_sms): Moved freeing of dominance info to before
7595 getting out of cfg_layout.
7597 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
7599 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
7600 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
7603 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
7604 FL_CF_EMAC from the entry for isac.
7606 * config/m68k/predicates.md (const_call_operand): Adjust comment.
7607 (const_sibcall_operand): New.
7608 (sibcall_operand): Use it.
7609 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
7610 (m68k_isas): ISAC does not imply FPU or EMAC.
7611 (override_options): Add ISA_C logic for symbolic jump & call.
7613 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7615 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
7616 return mode from the builtin itself.
7617 (sparc_fold_builtin): Fix cast of zero constant.
7619 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7621 * targhooks.c (default_builtin_reciprocal): New default target hook.
7622 * targhooks.h (default_builtin_reciprocal): Add prototype.
7623 * hooks.c (hook_tree_tree_bool_null): Remove hook.
7624 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
7625 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
7626 default_builtin_reciprocal.
7628 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7631 * hooks.c (hook_tree_tree_bool_null): New hook.
7632 * hooks.h (hook_tree_tree_bool_null): Add prototype.
7633 * tree-pass.h (pass_convert_to_rsqrt): Declare.
7634 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
7635 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
7636 and convert it to reciprocal a*rfunc(b).
7637 (execute_convert_to_rsqrt): New function.
7638 (gate_convert_to_rsqrt): New function.
7639 (pass_convert_to_rsqrt): New pass definition.
7640 * target.h (struct gcc_target): Add builtin_reciprocal.
7641 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
7642 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
7643 TARGET_BUILTIN_RECIPROCAL.
7644 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
7646 * config/i386/i386.h (TARGET_RECIP): New define.
7647 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
7648 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7649 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7650 and not optimizing for size.
7651 (*rcpsf2_sse): New insn pattern.
7652 (*rsqrtsf2_sse): Ditto.
7653 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
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 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
7658 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7659 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7660 and not optimizing for size.
7661 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
7662 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7663 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7664 and not optimizing for size.
7665 (*sse_rsqrtv4sf2): Do not export.
7667 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
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.
7672 * config/i386/i386.opt (mrecip): New option.
7673 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
7674 (ix86_emit_swsqrtsf): Ditto.
7675 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
7676 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
7678 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
7679 ix86_expand_unop1_builtin.
7680 (ix86_emit_swdivsf): New function.
7681 (ix86_emit_swsqrtsf): Ditto.
7682 (ix86_builtin_reciprocal): New function.
7683 (TARGET_BUILTIN_RECIPROCAL): Use it.
7684 (ix86_vectorize_builtin_conversion): Rename from
7685 ix86_builtin_conversion.
7686 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
7687 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
7688 "i386 and x86_64 Options" section.
7689 (Intel 386 and AMD x86_64 Options): Document -mrecip.
7691 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7692 Zdenek Dvorak <dvorakz@suse.cz>
7693 Richard Guenther <rguenther@suse.de>
7694 Kaz Kojima <kkojima@gcc.gnu.org>
7696 * tree-vrp.c (compare_values_warnv): Convert val2 to
7698 (extract_range_from_assert): Create
7699 POINTER_PLUS_EXPR for pointer types.
7700 (extract_range_from_binary_expr): Handle
7701 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
7703 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
7704 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
7705 POINTER_PLUS_EXPR as PLUS_EXPR.
7706 (number_of_iterations_lt_to_ne):
7707 For pointer types, use sizetype when
7708 creating MINUS_EXPR/PLUS_EXPRs.
7709 (assert_loop_rolls_lt): For pointer types, use sizetype when
7710 creating MINUS_EXPR/PLUS_EXPRs.
7711 (number_of_iterations_le): Likewise.
7712 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7713 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7714 like PLUS_EXPR and MINUS_EXPR.
7715 * tree-pretty-print.c (dump_generic_node): Handle
7717 (op_prio): Likewise.
7718 (op_symbol_1): Likewise.
7719 * optabs.c (optab_for_tree_code): Likewise.
7720 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7722 * tree-tailcall.c (process_assignment): Mention
7723 POINTER_PLUS_EXPR in a TODO comment.
7724 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7725 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7726 not used with a pointer and an integer type.
7727 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7728 increment using chrec_convert_rhs instead of chrec_convert.
7729 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7730 PLUS_EXPR except for the right hand side's type will be
7732 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7733 (fold_used_pointer_cast): Kill.
7734 (pointer_offset_p): Kill.
7735 (fold_used_pointer): Kill.
7736 (pointer_used_p): Kill.
7737 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7738 call fold_used_pointer.
7739 (instantiate_parameters_1): Convert the increment
7740 using chrec_convert_rhs instead of chrec_convert.
7741 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7742 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7743 instead of PLUS_EXPR.
7744 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7745 PLUS_EXPR for pointers.
7746 (std_gimplify_va_arg_expr): Likewise.
7747 (fold_builtin_memory_op): Likewise.
7748 (fold_builtin_strstr): Likewise.
7749 (fold_builtin_strchr): Likewise.
7750 (fold_builtin_strrchr): Likewise.
7751 (fold_builtin_strpbrk): Likewise.
7752 (expand_builtin_memory_chk): Likewise.
7753 (fold_builtin_memory_chk): Likewise.
7754 (std_expand_builtin_va_start): Use
7755 sizetype for the call to make_tree and then convert
7756 to the pointer type.
7757 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7758 instead of PLUS_EXPR for adding to a pointer.
7759 (std_gimplify_va_arg_expr): Use fold_build2 for
7760 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7761 the operands to sizetype first and then cast the BIT_AND_EXPR
7762 back to the pointer type.
7763 * fold-const.c (build_range_check): Handle pointer types
7765 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7766 of PLUS_EXPR's. Make sure the offset is converted to
7768 (try_move_mult_to_index): Strip the NOPs from the offset.
7769 Remove code argument and replace all uses with PLUS_EXPR.
7770 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7771 specially. Don't use a pointer type for MINUS_EXPR.
7772 (fold_unary): Handle for (T1)(X op Y),
7773 only p+ as that is the only as that can be handled for
7774 binary operators now.
7775 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7777 <case PLUS_EXPR>: Add folding of PTR+INT into
7779 Don't call try_move_mult_to_index.
7780 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7781 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7782 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7783 Don't call try_move_mult_to_index.
7784 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7785 (tree_expr_nonzero_p): Likewise.
7786 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7787 of PLUS_EXPR for the complex expression folding.
7788 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7789 first chrec is a pointer type, then the second should
7790 be sizetype and not the first's type.
7791 For POINTER_PLUS_EXPR, use a different right hand side type.
7792 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7793 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7794 different right hand side type.
7795 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7796 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7797 instead of PLUS_EXPR.
7798 When either operand is zero, convert the other operand.
7799 (chrec_apply): Use chrec_convert_rhs
7800 on the argument x instead of chrec_convert.
7801 (reset_evolution_in_loop): For pointer types, the new_evol
7803 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7804 different right hand side type.
7805 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7806 (chrec_convert_rhs): New function.
7807 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7808 different right hand side type.
7809 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7810 * tree-chrec.h (chrec_convert_rhs): New prototype.
7811 (build_polynomial_chrec): For pointer types, the right hand
7812 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7813 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7814 Remove subtraction case as it is always addition now.
7815 Make sure the offset is converted to sizetype.
7816 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7817 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7818 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7819 PLUS_EXPR in pointer type.
7820 Handle POINTER_PLUS_EXPR.
7821 (tree_to_aff_combination): Likewise.
7822 (force_expr_to_var_cost): Likewise.
7823 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7824 instead of PLUS_EXPR for pointers.
7825 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7826 instead of PLUS_EXPR of pointer types.
7827 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7829 (check_va_list_escapes): Likewise.
7830 (check_all_va_list_escapes): Likewise.
7831 * dwarf2out.c (loc_descriptor_from_tree_1):
7832 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7833 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7834 (string_constant): Likewise.
7835 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7836 the offset to the base, use POINTER_PLUS_EXPR.
7837 (add_to_parts): Convert the index to sizetype.
7838 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7839 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7840 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7841 Offset only holds something for PLUS_EXPR.
7842 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7844 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7846 (analyze_accesses_for_modify_stmt): Likewise.
7847 Remove comment about the type being integral type as it is
7849 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7851 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7853 Correct the type which the artimentic is done in (is now
7856 * tree-data-ref.c (split_constant_offset): Handle
7858 * tree-affine.c (tree_to_aff_combination): Likewise.
7859 * c-typeck.c (build_unary_op): For pointers create the increment
7860 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7862 * gimplify.c (gimplify_self_mod_expr): Create a
7863 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7864 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7865 * tree.def (POINTER_PLUS_EXPR): New tree code.
7866 * tree-predcom.c (ref_at_iteration): If we have a pointer
7867 type do the multiplication in sizetype.
7868 * tree-mudflap.c (mf_xform_derefs_1): Create a
7869 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7870 * tree-ssa-forwprop.c
7871 (forward_propagate_addr_into_variable_array_index):
7872 Don't expect there to be a cast for the index as that
7873 does not exist anymore.
7874 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7875 instead of PLUS_EXPR.
7876 Don't check for the first operand of the POINTER_PLUS_EXPR
7877 was the index as it cannot be.
7878 Call forward_propagate_addr_into_variable_array_index with
7879 the SSA_NAME instead of the statement.
7880 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7881 (compare_constant): Likewise.
7882 (copy_constant): Likewise.
7883 (compute_reloc_for_constant): Likewise.
7884 (output_addressed_constants): Likewise.
7885 (initializer_constant_valid_p): Likewise.
7886 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7887 Convert the MIN/MAX of the inner type to the outer
7888 type before comparing them.
7889 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7890 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7891 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7892 of PLUS_EXPR for pointers.
7893 * tree-inline.c (estimate_num_insns_1): Handle
7895 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7896 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7897 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7898 instead of PLUS_EXPR for the pointer increment statement.
7899 (vect_update_ivs_after_vectorizer): For pointer types, create
7900 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7901 MULT_EXPR in sizetype.
7902 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7904 * tree-object-size.c (plus_expr_object_size): Handle
7905 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7906 code which is trying to figure out which side is a pointer and
7908 (check_for_plus_in_loops_1): Likewise.
7909 (check_for_plus_in_loops): Likewise.
7910 * c-common.c (pointer_int_sum): Create a
7911 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7912 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7913 only POINTER_PLUS_EXPR. Removing all the extra
7914 code which is trying to figure out which side is a pointer and
7916 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7917 PLUS_EXPR and MINUS_EXPR.
7918 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7920 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7921 with make_tree, instead of a pointer type.
7922 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7923 for pointers instead of PLUS_EXPR.
7924 (s390_gimplify_va_arg): Likewise.
7925 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7926 instead of PLUS_EXPR when doing addition on pointer
7927 types. Use sizetype for the second operand.
7928 (spu_gimplify_va_arg_expr): Likewise.
7929 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7930 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7931 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7932 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7933 for the pointer addition and also use size_int/sizetype
7935 (ix86_gimplify_va_arg): Likewise.
7936 Perform BIT_AND_EXPR on sizetype arguments.
7937 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7938 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7939 for the pointer additions and also use size_int for the offsets.
7940 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7941 additions and also use size_int for the offsets. Perform
7942 BIT_AND_EXPR on sizetype arguments.
7943 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7944 POINTER_PLUS_EXPR for pointers and create the
7945 BIT_AND_EXPR in sizetype.
7946 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7947 instead of PLUS_EXPR for pointer addition.
7948 (rs6000_va_start): Likewise.
7949 Also use sizetype for the offset.
7950 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7951 as PLUS_EXPR/MINUS_EXPR.
7952 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7953 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7954 Don't use BIT_AND_EXPR on a pointer type, convert the
7955 expression to sizetype first.
7956 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7958 (mips_gimplify_va_arg_expr): Likewise.
7959 Don't create BIT_AND_EXPR in a pointer type.
7961 2007-06-15 Eric Christopher <echristo@apple.com>
7963 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7964 (x86_64-*-darwin*): Ditto.
7965 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7968 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7970 * doc/extend.texi: Document behavior of __attribute__((aligned))
7973 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7975 * rtlanal.c (note_stores): Improve documentation.
7977 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7979 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7980 LOCAL_LABEL_PREFIX): Delete.
7981 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7982 (bfin_internal_label): Delete.
7984 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7986 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7987 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7988 otherwise define to LIBGCC2_TF_CEXT.
7989 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7990 (LIBGCC_TF_CEXT): Ditto.
7993 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7995 PR rtl-optimization/32339
7996 * df-scan.c (df_uses_record): Don't modify flags but just add to
7997 it for df_ref_record.
7999 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8001 * tree-mudflap.c: Fix whitespace issues.
8003 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8005 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8007 2007-06-14 Eric Christopher <echristo@apple.com>
8009 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8010 (movv4sf): Use gcc_unreachable instead of abort.
8012 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8015 * config/i386/sfp-machine.h (CMPtype): New define.
8016 (mach stubs): Use CMPtype instead of int as a return type.
8018 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8020 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8021 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8022 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8023 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8024 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8025 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8026 config/soft-fp/soft-fp.h: Update from glibc CVS.
8028 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8030 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8032 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8035 * config/v850/v850.c: Include dataflow header file.
8036 (substitute_ep_register): Fix typo.
8038 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8040 * configure.ac: Fix earlier checkin.
8041 * configure: Regenerated.
8043 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8045 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8046 * aclocal.m4: Regenerate.
8047 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8048 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8049 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8050 * configure: Regenerate.
8051 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8053 * Makefile.in (quickstrap): Build libgcc too.
8055 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8057 * configure.ac: Add --enable-checking=df. Explicitly mention that
8058 the variables are initialized as for "release".
8059 * df-core.c: Use it.
8060 * configure: Regenerate.
8061 * config.in: Regenerate.
8063 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8065 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8066 validate_replace_rtx instead of replace_rtx.
8067 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8069 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8071 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8072 (DWARF2_UNWIND_INFO): Override default if configured with
8074 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8075 (ENDFILE_SPEC): Add crtend.o.
8076 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8077 (ENDFILE_SPEC): Add crtend.o.
8078 (TARGET_USE_JCR_SECTION): Define.
8079 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8081 * config/i386/cygming-crtbegin.c: New file.
8082 * config/i386/cygming-crtend.c: New file.
8084 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8086 * config/i386/w32-unwind.h: New file.
8088 2007-06-13 Eric Christopher <echristo@apple.com>
8090 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8091 the user set a value below STACK_BOUNDARY.
8093 2007-06-13 Thiemo Seufer <ths@networkno.de>
8095 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8096 imply -lpthread for -pthread.
8098 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8100 * basic-block.h: Remove the prototype for
8101 free_basic_block_vars.
8102 * cfglayout.h: Remove the prototype for
8103 insn_locators_initialize.
8104 * tree.h: Remove the prototype for emit_line_note.
8106 * tree-ssa-pre.c (mergephitemp): Remove.
8107 (init_pre): Don't use mergephitemp.
8109 2007-06-13 Eric Christopher <echristo@apple.com>
8111 * config/i386/i386.c (override_options): If we've specified
8112 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
8114 2007-06-13 Bob Wilson <bob.wilson@acm.org>
8116 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
8119 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8121 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
8122 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
8123 (eh_store_handler): New pattern.
8124 (eh_return): Emit it instead of a plain move.
8126 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
8128 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
8129 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
8130 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
8133 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8135 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
8136 (find_next_insn_start, find_load): New functions.
8137 (bfin_reorg): Use them to deal with the fact that parallel insns are
8138 no longer represented as a SEQUENCE.
8140 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8142 * config/sparc/sparc.c (sparc_override_options): Initialize
8145 2007-06-13 Dave Korn <dave.korn@artimi.com>
8147 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8150 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8152 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8153 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8154 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8155 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8156 tree-vect-transform.c: Fix comment typos. Follow spelling
8159 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8161 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8162 to the exit block use set.
8163 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8164 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8165 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8167 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8169 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8170 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8171 to indicate an error.
8172 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8174 (dbg_cnt_process_opt): Print an error on a bad argument.
8175 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8176 * common.opt (-fdbg-cnt-list): New.
8177 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8179 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8181 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8182 flag on ref-all pointers.
8184 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8187 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8188 for the offset with the modifier as EXPAND_INITIALIZER
8189 if the modifier is EXPAND_INITIALIZER.
8190 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8191 a register if we had an overflow.
8193 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8195 * real.c (real_isfinite): New.
8196 (real_sqrt): Use it.
8197 * real.h (real_isfinite): New.
8198 * builtins.c: Use it.
8200 2007-06-12 Ian Lance Taylor <iant@google.com>
8201 Daniel Berlin <dberlin@dberlin.org>
8204 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8205 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8206 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8207 (DECL_NO_TBAA_P): Define.
8208 (struct tree_decl_common): Add no_tbaa_flag field.
8209 * tree-ssa-structalias.c (struct variable_info): Add
8210 no_tbaa_pruning field.
8211 (new_var_info): Initialize no_tbaa_pruning field.
8212 (unify_nodes): Copy no_tbaa_pruning field.
8213 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8214 (dump_solution_for_var): Print no_tbaa_pruning flag.
8215 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8217 (compute_tbaa_pruning): New static function.
8218 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8219 Call compute_tbaa_pruning.
8220 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8221 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8222 * gimple-low.c (lower_stmt): Likewise.
8223 * tree-gimple.c (is_gimple_stmt): Likewise.
8224 * tree-ssa-operands.c (get_expr_operands): Likewise.
8225 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8226 * tree-inline.c (estimate_num_insns_1): Likewise.
8227 (copy_result_decl_to_var): Likewise.
8228 * expr.c (expand_expr_real_1): Likewise.
8229 * tree-pretty-print.c (dump_generic_node): Likewise.
8230 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8231 * omp-low.c (omp_copy_decl_2): Likewise.
8232 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8233 * doc/c-tree.texi (Expression trees): Document
8234 CHANGE_DYNAMIC_TYPE_EXPR.
8236 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8238 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8239 with !HONOR_NANS and !HONOR_INFINITIES.
8240 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8242 2007-06-12 Tristan Gingold <gingold@adacore.com>
8244 * gcov.c: Comments updated.
8245 (source_info): Add file_time field.
8246 (source_index): New variable.
8247 (mutiple_files): New variable.
8248 (generate_results): New function extracted from process_file.
8249 (process_file): Save and restore chain of functions, generate
8250 results and free structures only if not merging results.
8251 (release_structures): File names are now freed in create_file_names
8252 (create_file_names): Free previous file names.
8253 (find_source): File date is now read here and modifications in
8254 source files is checked here.
8255 (read_graph_file): Only reverse order of functions for the current
8257 (make_gcov_file_name): Do not generate long names if input_name is
8259 (output_lines): If merging results do not display graph, data and
8261 Checking source file modification is done in find_source.
8263 * doc/gcov.texi: Append an s to sourcefile.
8265 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8267 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8268 (forced_nop): New pattern.
8269 * config/bfin/bfin.c: Include "df.h".
8270 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8271 (bfin_discover_loop): Use df_get_live_in instead of
8272 global_live_at_start.
8273 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8274 df_analyze when done.
8275 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8276 the insns. Use QImode for the final insn in a bundle. Call
8277 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8279 (reorder_var_tracking_notes): New function.
8280 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8281 update_life_info. Call df_analyze after scheduling and bundle
8282 generation. Call reorder_var_tracking_notes if generating these
8283 notes. Call df_finish_pass at the end.
8285 2007-06-12 Dirk Mueller <dmueller@suse.de>
8287 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8288 a comparison, not an assignment.
8290 2007-06-12 Olivier Hainque <hainque@adacore.com>
8292 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8293 Request walking the subtrees only, leaving the current is_lhs/val_only
8295 (convert_non_local_reference): Likewise.
8297 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8299 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8301 2007-06-12 Richard Guenther <rguenther@suse.de>
8303 PR tree-optimization/15353
8304 PR tree-optimization/31657
8305 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8306 * timevar.def: Add TV_TREE_IFCOMBINE.
8307 * tree-pass.h (pass_tree_ifcombine): Declare.
8308 * tree-ssa-ifcombine.c: New file.
8309 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8310 * tree-flow.h (blocks_in_phiopt_order): Declare.
8311 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8312 (tree-ssa-ifcombine.o): New dependencies.
8314 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8316 PR rtl-optimization/32293
8317 * combine.c (simplify_if_then_else): Truncate return from
8318 nonzero_bits() to correct mode.
8320 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8322 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8323 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8325 2007-06-11 Diego Novillo <dnovillo@google.com>
8327 * Makefile.in (reload1.o-warn): Remove.
8329 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8331 * combine.c (subst): Use reg_overlap_mentioned_p
8332 instead of comparing register numbers directly.
8334 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8336 * reload1.c (mark_home_live_1): Use the mode parameter.
8338 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8340 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8341 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8345 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8347 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8349 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8351 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8352 from integer registers.
8353 (FP mode splitters): Handle TFmode.
8355 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8357 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8358 for ref-all pointers that point-to anything.
8360 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8362 * config/arm/arm.c (arm_output_dwarf_dtprel,
8363 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8365 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8367 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8368 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8371 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8373 * tree.c (signed_or_unsigned_type_for): New.
8374 (unsigned_type_for): Use signed_or_unsigned_type_for.
8375 (signed_type_for): Use signed_or_unsigned_type_for.
8376 * tree.h (signed_or_unsigned_type_for): New.
8377 (get_signed_or_unsigned_type): Remove.
8378 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8379 lang_hooks.types.signed_type
8380 (size_diffop): Likewise.
8381 (all_ones_mask_p): Likewise.
8382 (build_range_check): Likewise.
8383 (fold_cond_expr_with_comparison): Likewise.
8384 (fold_cond_expr_with_comparison): Likewise.
8385 (unextend): Likewise.
8386 (extract_muldiv_1): Likewise.
8387 (fold_single_bit_test_into_sign_test): Likewise.
8388 (fold_binary): Likewise.
8389 (fold_ternary): Likewise.
8390 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8391 instead of get_signed_or_unsigned_type.
8392 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8393 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8394 * expr.c (signed_or_unsigned_type_for): Use
8395 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8396 * langhooks.c (get_signed_or_unsigned_type): Remove.
8397 (lhd_signed_or_unsigned_type): Remove.
8398 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8399 signed_or_unsigned_type.
8400 (lhd_signed_or_unsigned_type): Remove.
8401 * expmed.c (make_tree): Use signed_type_for instead of
8402 lang_hooks.types.signed_type.
8403 * c-common.c (same_scalar_type_ignoring_signedness): Use
8404 c_common_signed_type instead of lang_hooks.types.signed_type.
8405 (c_common_unsigned_type): New.
8406 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8407 (shorten_compare): Use c_common_unsigned_type instead of
8408 c_common_signed_or_unsigned_type.
8409 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8411 * convert.c (convert_to_integer): Use signed_type_for instead of
8412 lang_hooks.types.signed_type.
8413 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8414 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8415 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8416 * c-format.c (check_format_types): Use c_common_unsigned_type
8417 instead of unsigned_type_for.
8418 * c-decl.c (groakdeclarator): Likewise.
8419 * c-typeck.c (convert_for_assignment): Likewise.
8420 * c-common.h (c_common_unsigned_type): New.
8422 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8425 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8426 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8428 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8431 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8432 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8434 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8435 Sebastian Pop <sebpop@gmail.com>
8437 * lambda-code.c (remove_iv): New.
8438 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8440 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8442 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8443 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8444 * tree-ssa-loop-prefetch.c: Include optabs.h.
8445 (FENCE_FOLLOWING_MOVNT): New macro.
8446 (struct mem_ref): Add independent_p and storent_p fields.
8447 (record_ref): Initalize the new fields.
8448 (gather_memory_references_ref): Return true if the reference
8450 (gather_memory_references): Check whether all memory accesses
8451 in loop were recorded.
8452 (should_issue_prefetch_p): Return false for nontemporal stores.
8453 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8454 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8455 (determine_loop_nest_reuse): Detect independent memory references.
8456 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8457 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8458 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8459 * config/i386/i386.h (x86_mfence): Declare.
8460 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8461 * config/i386/i386.c (x86_mfence): New variable.
8462 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8464 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8465 * optabs.c (init_optabs): Initialize storent_optab.
8466 * optabs.h (enum optab_index): Add OTI_storent.
8467 (storent_optab): Declare.
8468 * genopinit.c (optabs): Add initialization for storent_optab.
8469 * tree.h (MOVE_NONTEMPORAL): New macro.
8470 * expr.c (expand_assignment, store_expr, store_constructor_field,
8471 store_constructor, store_field, expand_expr_real_1): Propagate
8472 nontemporality of the expanded store.
8473 (emit_storent_insn): New function.
8474 * expr.h (expand_assignment, store_expr): Declaration changed.
8475 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8476 to expand_assignment.
8477 * stmt.c (expand_asm_expr): Ditto.
8478 * calls.c (initialize_argument_information): Pass false as
8479 nontemporality to store_expr.
8480 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8483 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8485 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8487 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8489 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8491 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8492 and allow DECL_P here.
8494 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8496 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8497 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8498 track of the size of the expression.
8499 * cfghooks.c (merge_blocks): Remove block from loops structure only
8500 after call of the merge_blocks hook.
8502 2007-06-09 Tom Tromey <tromey@redhat.com>
8504 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8505 (deprecated_state): Removed.
8506 (start_decl): Update.
8507 (enum deprecated_states): Moved earlier.
8508 (groktypename): Update.
8509 (push_parm_decl): Likewise.
8510 (grokfield): Likewise.
8511 (start_function): Likewise.
8513 2007-06-09 Ian Lance Taylor <iant@google.com>
8515 PR tree-optimization/32169
8516 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8517 CONVERT_EXPR, check whether min and max both converted to an
8518 overflow infinity representation.
8520 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8522 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8523 not inserted on the edge.
8525 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8527 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8528 instructions if they are supported.
8529 (__divsi3, __umodsi3, __modsi3): Likewise.
8530 (__ashldi3, __ashrdi3, __lshrdi3): New.
8531 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
8533 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
8534 Tony Linthicum <tony.linthicum@amd.com>
8536 * doc/invoke.texi: Add fvect-cost-model flag.
8537 * common.opt (fvect-cost-model): New flag.
8538 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
8539 cost fields in stmt_vec_info struct for STMT.
8540 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
8541 fields in stmt_vec_info struct and access functions for the same.
8542 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
8543 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
8544 load, store and vector to scalar operation.
8545 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
8546 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
8547 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
8548 (TARG_VEC_STORE_COST): Define cost of vector store.
8549 (vect_estimate_min_profitable_iters): Define new function.
8550 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
8551 check to evaluate if loop iterations are less than minimum profitable
8552 iterations determined by cost model or minimum vect loop bound defined
8553 by user, whichever is more conservative.
8554 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
8555 run-time check to evaluate if loop iterations are less than minimum
8556 profitable iterations determined by cost model or minimum vect loop
8557 bound defined by user, whichever is more conservative.
8558 (vect_estimate_min_profitable_iterations): New function to estimate
8559 mimimimum iterartions required for vector version of loop to be
8560 profitable over scalar version.
8561 (vect_model_reduction_cost): New function.
8562 (vect_model_induction_cost): New function.
8563 (vect_model_simple_cost): New function.
8564 (vect_cost_strided_group_size): New function.
8565 (vect_model_store_cost): New function.
8566 (vect_model_load_cost): New function.
8567 (vectorizable_reduction): Call vect_model_reduction_cost during
8569 (vectorizable_induction): Call vect_model_induction_cost during
8571 (vectorizable_load): Call vect_model_load_cost during analysis phase.
8572 (vectorizable_store): Call vect_model_store_cost during analysis phase.
8573 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
8574 vectorizable_promotion, vectorizable_demotion): Call
8575 vect_model_simple_cost during analysis phase.
8577 2007-06-08 Simon Baldwin <simonb@google.com>
8579 * reg-stack.c (get_true_reg): Readability change. Moved default case
8580 label into direct switch statement scope.
8582 2007-06-08 Simon Baldwin <simonb@google.com>
8584 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
8585 in gcc_assert() with '==' comparison.
8587 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8589 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
8590 TARGET_ABM handling of x86_popcnt variable.
8592 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8594 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
8595 __builtin_copysignq and __builtin_infq built-in functions.
8597 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8599 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
8600 SSE4.2 section. Correct built-in function names in SSE4A section.
8602 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8604 PR tree-optimization/32243
8605 * tree-vect-transform.c (vectorizable_type_promotion): Move check
8606 for ncopies after ratio check between nunits_out and nunits_in.
8607 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
8609 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
8611 PR tree-optimization/32224
8612 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
8613 vectorization upon a non GIMPLE_MODIFY_STMT.
8615 2007-06-08 Christian Bruel <christian.bruel@st.com>
8618 * config/sh/sh.md (doloop_end): New pattern and splitter.
8619 * loop-iv.c (simple_rhs_p): Check for hardware registers.
8621 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
8624 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
8626 (verify_dominators): Do not change dominance tree.
8628 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
8630 * config/sh/constraints.md: New file.
8631 * config/sh/sh.c: Include tm-constrs.h.
8632 (reg_class_from_letter): Remove.
8633 (prepare_cbranch_operands): Use satisfies_constraint_*
8634 function instead of macro.
8635 (andcosts, broken_move, sh_secondary_reload): Likewise.
8636 * config/sh/predicates.md (trapping_target_operand): Likewise.
8637 (and_operand, arith_operand, arith_reg_or_0_operand,
8638 cmp_operand, logical_operand, target_operand,
8639 ua_address_operand, ua_offset, xor_operand): Likewise.
8640 * config/sh/sh.md: Include constraints.md.
8641 (*movsicc_t_false): Use satisfies_constraint_* function
8643 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
8644 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
8645 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
8646 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
8647 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
8648 (REG_CLASS_FROM_CONSTRAINT): Remove.
8649 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
8650 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
8651 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
8652 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
8653 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8654 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
8655 function instead of macro.
8656 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
8657 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
8658 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
8659 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
8660 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
8661 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
8662 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
8663 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
8664 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
8665 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
8666 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
8667 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
8668 EXTRA_CONSTRAINT_STR): Likewise.
8669 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
8671 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8673 * config/i386/darwin.h (STACK_BOUNDARY): Define.
8675 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
8678 * c-common.h (flag_cpp0x): Replaced by...
8679 (cxx_dialect): ... this new variable specifying the C++ dialect that
8681 * c-common.c (flag_cpp0x): Removed.
8682 (cxx_dialect): Defined.
8683 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
8685 * c-opts.c (c_common_post_options): Likewise.
8686 (set_std_cxx98): Set cxx_dialect to cxx98.
8687 (set_std_cxx0x): Set cxx_dialect to cxx0x.
8689 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8690 Hui-May Chang <hm.chang@apple.com>
8692 * doc/invoke.texi (Darwin Options): Update documentation for
8693 -mmacosx-version-min.
8694 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
8695 * config/darwin-driver.c: New file.
8696 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
8697 * config/t-darwin (darwin-driver.o): New rule.
8699 * config/darwin-c.c (version_as_macro): Ignore low digit.
8701 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
8703 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
8704 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
8705 (CSGNMODE): New mode macro.
8706 (CSGNVMODE): New mode attribute.
8707 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
8708 expander using CSGNMODE mode macro. Handle TFmode.
8709 (copysign<mode>3_const): Rename from copysignsf3_const and
8710 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
8712 (copysign<mode>3_var): Rename from copysignsf3_var and
8713 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8715 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8716 mode macro. Handle TFmode.
8717 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8718 (iortf3, *iortf3): Ditto.
8719 (xortf3, *xortf3): Ditto.
8720 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8721 TFmode and TImode masks.
8722 (ix86_expand_copysign): Expand TFmode copysign insn.
8723 (IX86_BUILTIN_INFQ): New.
8724 (IX86_BUILTIN_FABSQ): Ditto.
8725 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8726 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8727 [__builtin_fabsq]: Ditto.
8728 [__builtin_copysignq]: Ditto.
8729 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8730 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8731 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8732 ix86_expand_binop_builtin().
8734 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8736 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8738 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8741 * rtl.h (push_to_sequence2): New.
8742 * emit-rtl.c (push_to_sequence2): New.
8743 * function.c (assign_parm_data_all): Add new fields.
8744 (assign_parm_setup_block): Call push_to_sequence2 instead of
8746 (assign_parm_setup_reg): Ditto.
8747 (assign_parm_setup_stack): Ditto.
8748 (assign_parms_unsplit_complex): Ditto.
8749 (assign_parms): Change field name.
8751 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8753 PR tree-optimization/32220
8754 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8755 phi node is reached before defining statement.
8757 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8760 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8761 after changing the right hand side of the assignment.
8763 2007-06-06 Eric Christopher <echristo@apple.com>
8765 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8766 (x86_64-*-darwin*): Ditto.
8767 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8768 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8770 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8772 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8774 (add_key): Likewise.
8775 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8776 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8778 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8780 (add_cost_one_coalesce): Likewise.
8781 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8782 variable names. Rename orig to orig_name for consistency.
8783 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8785 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8787 (record_equivalences_from_stmt): Likewise.
8788 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8789 the coding conventions.
8790 (memory_ssa_name_same): Likewise.
8791 (dse_optimize_stmt): Likewise.
8792 (dse_record_phis): Likewise.
8793 (dse_finalize_block): Likewise.
8794 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8795 keywords as variable names.
8796 (may_move_till): Cast according to the coding conventions.
8797 (force_move_till_expr): Avoid using C++ keywords as variable names.
8798 (force_move_till): Cast according to the coding conventions.
8799 (memref_hash): Likewise.
8800 (memref_eq): Likewise.
8801 (gather_mem_refs_stmt): Likewise.
8802 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8803 using C++ keywords as variable names.
8804 (idx_find_step): Cast according to the coding conventions.
8805 (idx_record_use): Likewise.
8806 (find_depends): Likewise.
8807 (prepare_decl_rtl): Likewise.
8808 (mbc_entry_hash): Likewise.
8809 (mbc_entry_eq): Likewise.
8810 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8811 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8812 (idx_infer_loop_bounds): Cast according to the coding conventions.
8813 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8814 * tree-ssa-math-opts.c (occ_new ): Likwise.
8815 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8817 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8819 (add_use_op): Likewise.
8820 (add_vop): Likewise.
8821 (add_vuse_op): Likewise.
8822 (add_vdef_op): Likewise.
8823 (get_expr_operands): Likewise.
8824 (push_stmt_changes): Use type safe memory macros.
8825 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8826 keywords as variable names.
8827 (conditional_replacement): Likewise.
8828 (minmax_replacement): Likewise.
8829 (abs_replacement): Likewise.
8830 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8832 (insert_fake_stores): Avoid using C++ keywords as variable names.
8833 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8835 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8836 (heapvar_insert): Use type safe memory macros.
8837 (new_var_info): Cast according to the coding conventions.
8838 (new_constraint): Likewise.
8839 (remove_preds_and_fake_succs): Use type safe memory macros.
8840 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8842 (thread_single_edge): Likewise.
8843 (thread_through_loop_header): Likewise.
8845 2007-06-06 Eric Christopher <echristo@apple.com>
8847 * config/i386/i386.c (override_options): Move handling
8848 of TARGET_SUBTARGET* earlier.
8850 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8852 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8855 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8857 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8858 emited outside of basic block.
8859 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8861 * rtl.h (delete_insn_chain): Declaration changed.
8862 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8864 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8865 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8866 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8867 to delete_insn_chain.
8868 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8869 do not have bb field set.
8870 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8872 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8873 * cfgcleanup.c (try_optimize_cfg): Ditto.
8875 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8877 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8878 (lambda_body_vector_new): Use type safe memory macros.
8879 (lambda_linear_expression_new): Likewise.
8880 (lambda_loopnest_new): Likewise.
8881 (lambda_lattice_new): Likewise.
8882 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8883 conventions. Use type safe memory macros.
8884 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8885 (lambda_body_vector_s): Likewise.
8886 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8887 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8889 2007-06-06 Richard Guenther <rguenther@suse.de>
8891 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8892 if we need to schedule cfg_cleanup.
8893 (tree_ssa_forward_propagate_single_use_vars): Do so.
8895 2007-06-06 Ian Lance Taylor <iant@google.com>
8897 * fold-const.c (merge_ranges): If range_successor or
8898 range_predecessor fail, just return 0.
8900 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8902 PR tree-optimization/32216
8903 * tree-vectorizer.c (supportable_widening_operation): Determine
8904 signedness of FIX_TRUNC_EXPR from output operand.
8905 (supportable_narrowing_operation): Ditto.
8906 * tree-vect-generic.c (expand_vector_operations_1): Determine
8907 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8910 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8912 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8913 (struct pta): ...from here. Change flags to unsigned to avoid
8914 excessive casting (as it is used as a bit mask).
8915 (override_options): Add casts according to the coding convenventions.
8916 (x86_64_elf_unique_section): Likewise.
8917 (examine_argument): Avoid using C++ keywords as variable names.
8918 (construct_container): Likewise.
8919 (legitimize_pic_address): Likewise.
8920 (get_dllimport_decl): Cast according to the coding conventions. Use
8921 type safe memory macros.
8922 (legitimize_address): Cast according to the coding conventions.
8923 (emit_i387_cw_initialization): Corrected the type of slot to enum
8925 (ix86_init_machine_status): Use type safe memory macros.
8926 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8927 (bdesc_pcmpistr): Likewise.
8928 (bdesc_crc32): Likewise.
8929 (bdesc_sse_3arg): Likewise.
8930 (bdesc_2arg): Likewise.
8931 (bdesc_1arg): Likewise.
8932 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8933 (ix86_expand_sse_pcmpistr): Likewise.
8934 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8935 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8936 int to match the langhook definition.
8937 (ix86_builtin_conversion): Change the type of code to unsigned init to
8938 match the langhook definition.
8939 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8941 (ix86_preferred_output_reload_class): Likewise.
8942 (ix86_cannot_change_mode_class): Likewise.
8943 (ix86_memory_move_cost): Likewise.
8944 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8945 avoid excessive casting later on.
8946 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8948 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8950 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8951 as flags setting insn.
8952 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8954 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8956 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8957 (UNSPEC_ROUND): New.
8958 ("sse4_1_round<mode>2"): New insn pattern.
8959 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8961 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8962 expander using SSEMODEF mode macro. Expand using
8963 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8964 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8965 expander using SSEMODEF mode macro. Expand using
8966 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8967 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8968 expander using SSEMODEF mode macro. Expand using
8969 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8970 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8971 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8972 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8975 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8976 Sebastian Pop <sebpop@gmail.com>
8978 * lambda.h (build_linear_expr): New.
8979 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8980 Use build_linear_expr, call fold and force_gimple_operand.
8981 (lambda_loopnest_to_gcc_loopnest): Check that there is
8982 something to insert.
8983 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8985 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8987 PR preprocessor/23479
8988 * doc/extend.texi: Document the 0b-prefixed binary integer
8991 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8993 PR tree-optimization/32215
8994 * tree-vectorizer.c (supportable_widening_operation): Return false
8995 for unsupported FIX_TRUNC_EXPR tree code.
8996 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8998 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9000 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9001 register on SPE targets. Change documentation to reflect
9003 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9004 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9005 out of the register allocation pool.
9006 (rs6000_reg_live_or_pic_offset_p): New function.
9007 (rs6000_emit_prologue): Move the actual saving of LR up to free
9008 r0 for holding r11. Split saving of SPE 64-bit registers into
9009 its own case. Ensure that offsets will always be in-range for
9010 'evstdd' by using r11 as a scratch register to point at the start
9011 of the SPE save area. Save r11 if necessary, as it is the static
9013 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9014 into its own case. Ensure that offsets will always be in-range
9015 for 'evldd' by using r11 as a scratch register to point at the
9016 start of the SPE save area. Also adjust r11 when restoring
9017 the stack pointer to compensate for pre-loading r11.
9019 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9021 * cfg.c (init_flow): Use type safe memory macros.
9022 (alloc_block): Likewise.
9023 (unchecked_make_edge): Likewise.
9024 (dump_flow_info): Avoid using C++ keywords as variable names.
9025 (copy_original_table_clear): Cast according to the coding conventions.
9026 (copy_original_table_set): Likewise.
9027 * cfgexpand (label_rtx_for_bb): Likewise.
9028 (expand_gimple_basic_block): Likewise.
9029 * cfghooks.c (dump_bb): Likewise.
9030 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9032 (lv_add_condition_to_bb): Likewise.
9033 * cfglayout (relink_block_chain): Cast according to the coding
9035 (fixup_reorder_chain): Likewise.
9036 (fixup_fallthru_exit_predecessor): Likewise.
9037 * cfgloop.c (glb_enum_p): Likewise.
9038 (get_exit_description): Likewise.
9039 (dump_recorded_exit): Likewise.
9040 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9041 (struct loop): ... from here.
9042 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9044 * cfgrtl.c (rtl_create_basic_block): Likewise.
9045 (rtl_split_block): Likewise.
9046 (rtl_dump_bb): Likewise.
9047 (cfg_layout_split_block): Likewise.
9048 (init_rtl_bb_info): Use typesafe memory macros.
9050 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9051 * graphds.h: Updated all usages of edge to graph_edge.
9052 * graphds.c: Likewise.
9053 * cfgloopanal.c: Likewise.
9055 2007-06-05 Ian Lance Taylor <iant@google.com>
9057 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9058 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9059 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9061 (test_for_singularity): Likewise.
9063 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9065 * config/i386/constraints.md ("Y2"): Replaced by ...
9067 * config/i386/i386.md: Likewise.
9068 * config/i386/mmx.md: Likewise.
9069 * config/i386/sse.md: Likewise.
9071 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9073 * config/i386/constraints.md ("z"): Replaced by ...
9075 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9076 (sse4_1_blendvps): Likewise.
9077 (sse4_1_pblendvb): Likewise.
9078 (sse4_2_pcmpestr): Likewise.
9079 (sse4_2_pcmpestrm): Likewise.
9080 (sse4_2_pcmpestr_cconly): Likewise.
9081 (sse4_2_pcmpistr): Likewise.
9082 (sse4_2_pcmpistrm): Likewise.
9083 (sse4_2_pcmpistr_cconly): Likewise.
9085 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9087 * matrix-reorg.c (transform_access_sites): Fix computation.
9088 (transform_allocation_sites): Same.
9090 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9092 * config/i386/i386.c (override_options): Use
9093 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9095 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9097 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9098 (nonimm_not_xmm0_operand): Ditto.
9099 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9100 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9101 as operand[2] predicate. Require "z" class XMM register for
9102 operand[3]. Adjust asm template.
9103 ("sse4_1_blendvpd"): Ditto.
9104 ("sse4_1_pblendvb"): Ditto.
9105 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
9106 force op2 into xmm0 register for variable blend instructions.
9108 2007-06-04 Tom Tromey <tromey@redhat.com>
9110 * c-tree.h (start_enum): Update.
9111 (build_enumerator): Likewise.
9112 * c-decl.c (enum_next_value): Removed.
9113 (enum_overflow): Likewise.
9114 (start_enum): Add c_enum_contents argument. Don't use globals.
9115 (build_enumerator): Likewise.
9116 * c-tree.h (struct c_enum_contents): New struct.
9118 2007-06-04 Tom Tromey <tromey@redhat.com>
9120 * c-common.c (c_common_get_alias_set): Fix indentation.
9122 2007-06-04 Ian Lance Taylor <iant@google.com>
9124 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
9125 to overflow, reduce overflow infinity to regular infinity.
9126 (vrp_var_may_overflow): New static function.
9127 (vrp_visit_phi_node): Check vrp_var_may_overflow.
9129 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
9131 * stor-layout.c (layout_type): Remove duplicate code.
9133 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
9136 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
9137 before build_common_builtin_nodes ().
9139 2007-06-04 Steve Ellcey <sje@cup.hp.com>
9142 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
9144 2007-06-04 Jan Hubicka <jh@suse.cz>
9146 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
9147 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9148 instead of _stat version.
9150 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9152 PR tree-optimization/32194
9153 * tree-predcom.c (determine_offset): Check that both references have
9156 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9158 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9159 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9160 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9161 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9162 Add argument to iterate_fix_dominators call.
9163 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9164 * gcse.c (hoist_code): Change domby to vector.
9165 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9166 Add argument to iterate_fix_dominators call.
9167 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9168 recompute_dominator.
9169 * lambda-code.c (perfect_nestify): Ditto.
9170 * cfgloopanal.c: Include graphds.h.
9171 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9172 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9173 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9175 * graphds.c: New file.
9176 * graphds.h: New file.
9177 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9178 (get_dominated_by, get_dominated_by_region): Change return type to
9180 (verify_dominators): Recompute all dominators and compare the results.
9181 (recount_dominator): Renamed to ...
9182 (recompute_dominator): ... this. Do not check that the block is
9184 (iterate_fix_dominators): Reimplemented.
9185 (prune_bbs_to_update_dominators, root_of_dom_tree,
9186 determine_dominators_for_sons): New functions.
9187 * et-forest.c (et_root): New function.
9188 * et-forest.h (et_root): Declare.
9189 * Makefile.in (graphds.o): Add.
9190 (cfgloopanal.o): Add graphds.h dependency.
9191 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9192 * basic-block.h (get_dominated_by, get_dominated_by_region,
9193 iterate_fix_dominators): Declaration changed.
9194 (recount_dominator): Renamed to ...
9195 (recompute_dominator): ... this.
9196 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9197 (thread_through_all_blocks): Do not free dominance info.
9199 2007-06-03 Andreas Schwab <schwab@suse.de>
9201 * config/m68k/m68k.c (override_options): Don't override
9203 * config/m68k/m68k-modes.def (SF, DF): Define to use
9204 motorola_single_format and motorola_double_format, resp.
9205 * real.c (motorola_single_format): Renamed from
9206 coldfire_single_format.
9207 (motorola_double_format): Renamed from coldfire_double_format.
9208 (encode_ieee_extended): Generate a proper canonical NaN image
9209 respecting canonical_nan_lsbs_set.
9210 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9212 * real.h: Adjust declarations.
9214 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9217 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9218 the symbol is generated with the stack protector.
9220 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9222 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9223 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9225 * doc/extend.texi (interrupt): Mention m68k.
9227 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9229 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9230 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9231 (ix86_expand_sse_pcmpestr): Do not check operands for
9232 "register_operand", when insn operand predicate is "register_operand".
9233 (ix86_expand_sse_pcmpistr): Ditto.
9235 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9236 Uros Bizjak <ubizjak@gmail.com>
9238 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9239 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9240 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9241 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9242 * config/i386/constraints.md ("z"): New register constraint
9243 for members of SSE_FIRST_REG class.
9244 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9245 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9246 SSE_FIRST_REG class.
9247 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9248 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9249 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9250 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9251 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9252 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9253 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9254 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9255 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9256 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9257 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9258 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9259 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9260 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9261 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9262 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9263 (struct builtin_description): Change "flag" field to unsigned.
9264 (bdesc_pcmpestr): New builtin description table.
9265 (bdesc_pcmpistr): Likewise.
9266 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9267 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9268 Initialize pcmp[ei]str[im] insns for SSE4.2.
9269 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9270 (ix86_expand_sse_pcmpistr): Likewise.
9271 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9272 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9273 (UNSPEC_PCMPISTR): Likewise.
9274 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9275 (sse4_2_pcmpestri):New isns pattern.
9276 (sse4_2_pcmpestrm): Likewise.
9277 (sse4_2_pcmpestr_cconly): Likewise.
9278 (sse4_2_pcmpistr): New insn patern and splitter.
9279 (sse4_2_pcmpistri):New isns pattern.
9280 (sse4_2_pcmpistrm): Likewise.
9281 (sse4_2_pcmpistr_cconly): Likewise.
9282 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9285 2007-06-01 David Daney <ddaney@avtrex.com>
9287 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9288 LOADGP_ABSOLUTE and not binds_local_p.
9290 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9292 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9294 2007-06-01 Ian Lance Taylor <iant@google.com>
9296 * tree-vrp.c (compare_name_with_value): Always set
9297 used_strict_overflow if we get a result from the variable itself.
9299 2007-06-01 Ian Lance Taylor <iant@google.com>
9301 PR rtl-optimization/31455
9302 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9303 subregs which have a cast between modes which are not tieable.
9305 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9307 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9308 breaks after return statements.
9310 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9312 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9313 only after no_new_pseudos.
9315 2007-05-31 Eric Christopher <echristo@apple.com>
9317 * expr.c (convert_move): Assert that we don't have a BLKmode
9319 (store_expr): Handle BLKmode moves by calling emit_block_move.
9321 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9323 * c-typeck.c (build_indirect_ref): Include type in error message.
9324 (build_binary_op): Pass types to binary_op_error.
9325 * c-common.c (binary_op_error): Take two type arguments, print out
9327 * c-common.h (binary_op_error): Update prototype.
9329 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9331 * config/i386/i386.c: Correct coments on -mno-sse4.
9333 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9335 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9336 (x86_64-*-*): Likewise.
9337 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9338 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9339 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9340 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9341 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9342 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9343 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9344 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9345 (OPTION_MASK_ISA_SSE4): Likewise.
9346 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9347 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9348 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9349 (override_options): Support SSE4.2.
9350 (ix86_build_const_vector): Support SImode and DImode.
9351 (ix86_build_signbit_mask): Likewise.
9352 (ix86_expand_int_vcond): Support V2DImode.
9353 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9354 (IX86_BUILTIN_CRC32HI): Likewise.
9355 (IX86_BUILTIN_CRC32SI): Likewise.
9356 (IX86_BUILTIN_CRC32DI): Likewise.
9357 (IX86_BUILTIN_PCMPGTQ): Likewise.
9358 (bdesc_crc32): Likewise.
9359 (bdesc_sse_3arg): Likewise.
9360 (ix86_expand_crc32): Likewise.
9361 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9362 (ix86_expand_builtin): Likewise.
9363 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9364 __SSE4_2__ for -msse4.2.
9365 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9366 (CRC32MODE): Likewise.
9367 (crc32modesuffix): Likewise.
9368 (crc32modeconstraint): Likewise.
9369 (sse4_2_crc32<mode>): Likewise.
9370 (sse4_2_crc32di): Likewise.
9371 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9373 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9374 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9375 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9376 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9377 (vcondu<mode>): Likewise.
9378 * doc/extend.texi: Document SSE4.2 built-in functions.
9379 * doc/invoke.texi: Document -msse4.2/-msse4.
9381 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9383 PR tree-optimization/32160
9384 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9385 variable as gimple reg.
9386 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9388 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9390 * gcc.c (main): Don't consider linker options when issuing the
9391 warning about a linker input file not being used.
9393 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9395 * tree-vrp.c (compare_names): Initialize sop.
9397 2007-05-30 Dirk Mueller <dmueller@suse.de>
9399 * cgraphunit.c (cgraph_analyze_function): Remove
9400 computation of inline parameters.
9402 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9404 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9406 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9408 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9409 Add vx-common.h. Include vxworks.h between vx-common.h and
9411 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9413 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9414 (TARGET_ASM_DESTRUCTOR): Likewise.
9415 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9416 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9417 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9418 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9419 (VXWORKS_ENDIAN_SPEC): Define.
9420 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9421 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9422 VXWORKS_* equivalents.
9423 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9424 (ASM_FILE_START): Delete.
9425 (TARGET_VERSION): Reformat.
9426 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9427 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9428 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9429 (FPBIT, DPBIT): Define.
9430 (fp-bit.c, dp-bit.c): New rules.
9431 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9432 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9433 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9434 * config/arm/arm.h: Include vxworks-dummy.h.
9435 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9436 Mark with ATTRIBUTE_UNUSED.
9437 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9438 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9439 make it incompatible with -msingle-pic-base.
9440 (arm_function_ok_for_sibcall): Return false for calls that might
9441 go through a VxWorks PIC PLT entry.
9442 (require_pic_register): New function, split out from...
9443 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9445 (arm_load_pic_register): Handle the VxWorks RTP initialization
9446 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9447 (arm_emit_call_insn): New function.
9448 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9449 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9450 (pic_offset_arm): New pattern.
9451 (call, call_value): Use arm_emit_call_insn.
9452 (call_internal, call_value_internal): New expanders.
9453 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9454 VxWorks unless __PIC__.
9456 2007-05-30 Eric Christopher <echristo@gmail.com>
9458 * genrecog.c: Include regs.h in generated file.
9459 * genemit.c: Ditto. Fix up formatting.
9460 * config/mn10300/constraints.md: New.
9461 * config/mn10300/mn10300.md: Include.
9462 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9463 Fix up for removed macro.
9464 * config/mn10300/predicates.md (call_address_operand): Ditto.
9465 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9466 (CONST_OK_FOR_I): Ditto.
9467 (CONST_OK_FOR_J): Ditto.
9468 (CONST_OK_FOR_K): Ditto.
9469 (CONST_OK_FOR_L): Ditto.
9470 (CONST_OK_FOR_M): Ditto.
9471 (CONST_OK_FOR_N): Ditto.
9472 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9476 (EXTRA_CONSTRAINT): Ditto.
9478 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9480 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9482 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9483 OPTION_MASK_ISA_64BIT.
9484 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9486 2007-05-30 Richard Guenther <rguenther@suse.de>
9489 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9490 types for comparison.
9491 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9492 with original typed arguments.
9493 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9495 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9497 PR tree-optimization/31769
9498 * except.c (duplicate_eh_regions): Clear prev_try if
9499 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9501 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9503 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9504 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9505 bsi of the location where statements should be inserted.
9506 (sink_code_in_bb): Take bsi from statement_sink_location.
9507 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9508 instead of bsi_start.
9509 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9511 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9512 (bsi_move_before): Document inconsistency with bsi_move_after.
9513 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9515 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9517 * config/i386/i386.h (TARGET_ABM): New define.
9518 (TARGET_POPCNT): Ditto.
9519 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9520 New temporary defines to redefine from OPTION_ISA_* defines.
9521 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9522 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9523 (ix86_isa_flags): New extern int declaration.
9524 (TARGET_SUBTARGET_DEFAULT): New define.
9525 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9526 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9527 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9528 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9529 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9530 * config/i386/darwin.h: Change TARGET_64BIT define to
9533 * config/i386/i386.opt (m3dnowa): Define as undocumented option
9534 using existing "ix86_isa_flags" varible.
9535 (m32, m64): Use existing "ix86_isa_flags" variable.
9536 (mmmx, m3dnow): Ditto.
9537 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
9538 (mabm): Define as non-negative option using "x86_abm" variable.
9539 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
9541 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
9542 Rewrite feature test bitmap.
9543 (ix86_isa_flags): New initialized global int varible.
9544 (ix86_isa_flags_explicit): New static int variable.
9545 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
9546 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
9547 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
9548 target_flags_explicit.
9549 (override_options): Remove "target_enable" and "target_disable" fields
9550 from "struct ptt". Update processor_target_table accordingly. Remove
9551 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
9552 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
9553 "target_flags" and "ix86_isa_flags_explicit" instead of
9554 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
9555 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
9556 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
9557 to true when either of PTA_POPCNT or PTA_ABM is set in
9558 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
9559 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
9560 processor_alias_table flags entry. Remove handling of
9561 "target_enable" and "target_disable" fields of processor_target_table.
9562 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
9563 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
9564 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
9565 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
9566 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
9568 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
9570 2007-05-29 David Daney <ddaney@avtrex.com>
9573 * config/mips/mips.c (mips_output_mi_thunk): Emit
9574 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
9576 2007-05-29 Hui-May Chang <hm.chang@apple.com>
9577 * config/i386/i386.c (ix86_function_regparm): Added checking of
9578 ix86_force_align_arg_pointer to determine the number of
9579 register parameters.
9581 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
9583 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
9584 (SET_DR_MISALIGNMENT): New.
9585 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
9586 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
9587 Use SET_DR_MISALIGNMENT.
9588 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
9590 * tree-data-ref.c (create_data_ref, compute_all_dependences,
9591 find_loop_nest): Export.
9592 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
9593 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
9594 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
9595 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
9597 (struct mem_ref): Add field reuse_distance.
9598 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
9599 Initialize reuse_distance field.
9600 (issue_prefetch_ref): Select temporality of prefetch according to
9602 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
9603 self_reuse_distance, determine_loop_nest_reuse): New functions.
9604 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
9605 (tree_ssa_prefetch_arrays): Dump L2 cache size.
9606 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
9609 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
9611 * tree-ssa-alias.c: Add aliasing overview.
9613 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
9614 Danny Smith <dannysmith@users.sourceforge.net>
9617 * config/i386/t-crtfm: Compile crtfastmath.o with
9618 -minline-all-stringops.
9619 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
9620 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
9622 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9624 * doc/md.texi: Document constraints on HP PA-RISC.
9626 * pa/constraints.md: New file.
9627 * pa.md: Include constraints.md.
9628 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
9629 (integer_store_memory_operand, ldil_cint_p): New functions.
9630 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
9631 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9632 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
9633 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
9634 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
9636 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
9639 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
9640 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
9641 case POSTDECREMENT_EXPR>): Return the error_mark_node
9642 if either the real or imaginary parts would an
9645 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
9647 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
9648 name when we remove it from a call.
9650 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
9652 * targhooks.c (default_narrow_bitfield): Remove.
9653 * targhooks.h: Remove the prototype for
9654 default_narrow_bitfield.
9656 * langhooks-def.h: Remove the prototype for
9657 hook_get_alias_set_0.
9658 * langhooks.c (hook_get_alias_set_0): Remove.
9660 * global.c (EXECUTE_IF_CONFLICT): Remove.
9662 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9665 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
9666 return true when truth_value_p is true and the type
9669 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
9671 * doc/install.texi (Prerequisites): We no longer require Autoconf
9672 2.13 for the top-level.
9674 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
9676 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
9677 memory access via x86_expand_vector_move_misalign() only for
9678 TImode values on 32-bit targets.
9680 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
9682 * matrix-reorg.c: New file. Implement matrix flattening and
9683 transposing optimization.
9684 * tree-pass.h: Add matrix reorg pass.
9685 * common.opt: Add fipa-mreorg flag.
9686 * Makefile.in: Add matrix-reorg.c.
9687 * passes.c: Add matrix reorg pass.
9688 * varpool.c (add_new_static_var): New function.
9689 * cgraph.h (add_new_static_var): Declare.
9691 2007-05-27 Eric Christopher <echristo@apple.com>
9693 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
9694 sp_offset depending on stack size. Save r12 depending
9695 on registers we're saving later.
9696 (rs6000_emit_epilogue): Update sp_offset depending only
9699 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
9701 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
9702 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9703 * ifcvt.c (if_convert): Ditto.
9704 * tree-ssa-threadupdate.c (thread_block): Ditto.
9705 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
9706 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9707 verify_loop_closed_ssa): Check number_of_loops instead of
9709 * predict.c (tree_estimate_probability): Ditto.
9710 * tree-if-conv.c (main_tree_if_conversion): Ditto.
9711 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9712 * modulo-sched.c (sms_schedule): Ditto.
9713 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9714 (scev_finalize): Do not do anything if scev analysis was not
9716 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9717 current_loops == NULL.
9718 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9719 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9721 (loop_optimizer_finalize): Assert that loops were analyzed.
9722 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9723 rtl_doloop): Check number_of_loops instead of current_loops.
9724 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9725 current_loops == NULL.
9726 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9727 gate_tree_vectorize tree_linear_transform, check_data_deps,
9728 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9729 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9730 Check number_of_loops instead of current_loops.
9731 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9732 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9733 free loops if available.
9734 (execute_pre): Do not pass do_fre to fini_pre.
9736 2007-05-27 Tobias Burnus <burnus@net-b.de>
9739 * real.c (mpfr_from_real): Fix sign of -Inf.
9741 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9743 * tree-vect-transform.c (vectorizable_conversion): Initialize
9744 tree_code variables to ERROR_MARK.
9745 (vectorizable_type_demotion): Likewise.
9746 (vectorizable_type_promotion): Likewise.
9748 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9751 * config/i386/i386.md (movti): Handle push operands via
9754 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9756 * basic-block.h: Remove the prototype for merge_seq_blocks.
9757 * cfgcleanup.c (merge_seq_blocks): Remove.
9759 * tree-flow.h: Remove the prototype for is_aliased_with.
9760 * tree-ssa-alias.c (is_aliased_with): Remove.
9762 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9764 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9766 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9768 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9769 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9770 (vec_unpacks_hi_v16qi): Likewise.
9771 (vec_unpacku_lo_v16qi): Likewise.
9772 (vec_unpacks_lo_v16qi): Likewise.
9773 (vec_unpacku_hi_v8hi): Likewise.
9774 (vec_unpacks_hi_v8hi): Likewise.
9775 (vec_unpacku_lo_v8hi): Likewise.
9776 (vec_unpacks_lo_v8hi): Likewise.
9777 (vec_unpacku_hi_v4si): Likewise.
9778 (vec_unpacks_hi_v4si): Likewise.
9779 (vec_unpacku_lo_v4si): Likewise.
9780 (vec_unpacks_lo_v4si): Likewise.
9782 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9784 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9785 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9786 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9787 follow spelling conventions in various
9788 warning/error/diagnostic messages.
9790 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9791 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9792 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9793 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9794 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9795 * doc/tm.texi: Follow spelling conventions.
9797 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9800 * tree-ssa-forwprop.c
9801 (forward_propagate_addr_into_variable_array_index): Remove
9802 the lhs argument. Use the type of def_rhs instead of lhs.
9803 (forward_propagate_addr_expr_1): Update use of
9804 forward_propagate_addr_into_variable_array_index.
9806 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9807 Nigel Stephens <nigel@mips.com>
9809 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9810 function attributes, "far" being an alias for "long_call".
9811 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9812 (mips_near_type_p, mips_far_type_p): New.
9813 (mips_comp_type_attributes): New function to check that attributes
9814 attached to a function type are compatible.
9815 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9816 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9817 to the target function of the thunk.
9818 (mips_encode_section_info): Check for "near" and "far" function
9819 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9821 * config/mips/predicates.md (const_call_insn_operand): Test only
9822 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9824 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9827 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9828 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9829 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9830 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9832 2007-05-25 Eric Christopher <echristo@apple.com>
9834 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9835 to x86-darwin configurations.
9836 * config/i386/t-darwin: Add softfp support.
9837 * config/i386/t-darwin64: Ditto.
9838 * config/i386/sfp-machine.h: If mach then don't use
9839 aliasing, emit a stub to call.
9841 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9843 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9844 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9845 tree-predcom.c, tree-ssa-alias-warnings.c,
9846 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9847 comment typos. Follow spelling conventions.
9848 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9850 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9853 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9854 constants into memory. Expand unaligned memory references for
9855 SSE modes via x86_expand_vector_move_misalign() function.
9857 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9859 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9860 "memory" attribute for "sseishft" type insn without operands[2].
9862 2007-05-25 Dirk Mueller <dmueller@suse.de>
9863 Marcus Meissner <meissner@suse.de>
9865 * doc/extend.texi (alloc_size): New attribute.
9866 * c-common.c (handle_alloc_size_attribute): New.
9867 * tree-object-size.c (alloc_object_size): Use alloc_size
9868 attribute, if available.
9870 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9872 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9874 (__builtin_ia32_vec_ext_v2di): Likewise.
9875 (__builtin_ia32_vec_ext_v4si): Likewise.
9876 (__builtin_ia32_vec_ext_v8hi): Likewise.
9877 (__builtin_ia32_vec_ext_v16qi): Likewise.
9878 (__builtin_ia32_vec_set_v8hi): Likewise.
9880 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9882 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9884 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9886 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9887 (arm_is_longcall_p): Rename to...
9888 (arm_is_long_call_p): ...this. Take a single tree argument and
9890 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9891 (CUMULATIVE_ARGS): Remove call_cookie.
9892 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9893 (ENCODED_LONG_CALL_ATTR_P): Delete.
9894 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9895 LONG_CALL_FLAG_CHAR cases.
9896 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9897 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9898 ARM_DECLARE_FUNCTION_SIZE.
9899 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9900 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9901 (arm_encode_call_attribute, current_file_function_operand): Delete.
9902 (arm_function_in_section_p): New function.
9903 (arm_is_longcall_p): Rename to...
9904 (arm_is_long_call_p): ...this. Take the target function as a single
9905 argument and return a bool. Do not rely on call cookies. Check
9906 whether the target symbol is in the same section as the current
9907 function, not just the same compilation unit.
9908 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9909 (arm_encode_section_info): Don't encode a call type.
9910 * config/arm/arm.md (call, call_value): Update calls to
9911 arm_is_long(_)call_p. Simplify logic.
9912 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9913 Update calls to arm_is_long(_)call_p.
9915 2007-05-25 Richard Guenther <rguenther@suse.de>
9917 PR tree-optimization/31982
9918 * tree-ssa-forwprop.c
9919 (forward_propagate_addr_into_variable_array_index): Handle arrays
9920 with element size one.
9922 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9924 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9925 (umulsi3_highpart): Likewise.
9927 2007-05-24 Ian Lance Taylor <iant@google.com>
9929 PR rtl-optimization/32069
9930 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9933 2007-05-24 Ollie Wild <aaw@google.com>
9935 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9938 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9940 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9941 (oprs_unchanged_p): Use it to check all registers in a REG.
9942 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9943 (reg_set_between_after_reload_p): Delete.
9944 (reg_used_between_after_reload_p): Likewise.
9945 (reg_set_or_used_since_bb_start): Likewise.
9946 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9947 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9948 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9949 * rtlanal.c (reg_set_p): Check whether REG overlaps
9950 regs_invalidated_by_call, rather than just checking the
9951 membership of REGNO (REG).
9953 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9955 * doc/passes.texi: Document predictive commoning.
9956 * doc/invoke.texi (-fpredictive-commoning): Document.
9957 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9958 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9959 adding indices to the generated name.
9960 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9961 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9962 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9963 (op_symbol_code): ... and exported.
9964 (dump_omp_clause, op_symbol): Use op_symbol_code
9965 instead of op_symbol_1.
9966 * tree-pass.h (pass_predcom): Declare.
9967 * timevar.def (TV_PREDCOM): New timevar.
9968 * tree-ssa-loop.c (run_tree_predictive_commoning,
9969 gate_tree_predictive_commoning, pass_predcom): New.
9970 * tree-data-ref.c (find_data_references_in_loop): Find the
9971 references in dominance order.
9972 (canonicalize_base_object_address): Ensure that the result has
9974 (dr_analyze_innermost): Export.
9975 (create_data_ref): Code to fail for references with invariant
9977 (find_data_references_in_stmt): ... here.
9978 * tree-data-ref.h (dr_analyze_innermost): Declare.
9979 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9980 (aff_combination_find_elt, name_expansion_hash,
9981 name_expansion_eq, tree_to_aff_combination_expand,
9982 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9984 * tree-affine.h (aff_combination_constant_multiple_p,
9985 tree_to_aff_combination_expand): Declare.
9986 * tree-predcom.c: New file.
9987 * common.opt (fpredictive-commoning): New option.
9988 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9989 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9990 * Makefile.in (tree-predcom.o): Add.
9991 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9992 * passes.c (init_optimization_passes): Add dceloop after
9993 copy propagation in loop optimizer. Add predictive commoning
9994 to loop optimizer passes.
9996 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9998 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10001 2007-05-24 Jan Hubicka <jh@suse.cz>
10003 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10005 (genheader): Include statistics.h.
10007 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10009 * print-rtl.c (flag_dump_unnumbered): Update comments.
10010 (print_rtl): Fix my previous change.
10011 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10014 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10016 PR middle-end/32018
10017 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10019 (thread_through_all_blocks): Call initialize_original_copy_tables
10020 and free_original_copy_tables.
10021 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10023 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10024 * cfghooks.c (duplicate_block): Use get_loop_copy.
10025 * cfg.c: Include cfgloop.h.
10026 (loop_copy): New hash table.
10027 (initialize_original_copy_tables): Initialize loop_copy table.
10028 (free_original_copy_tables): Free loop_copy table.
10029 (copy_original_table_clear, copy_original_table_set,
10030 set_loop_copy, get_loop_copy): New functions.
10031 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10032 * cfgloop.h (struct loop): Remove copy field.
10033 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10034 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10036 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10038 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10039 -msse/-msse2/-msse3.
10041 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10043 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10044 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10046 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10049 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10050 * targhooks.h (default_mangle_decl_assembler_name): Declare
10052 * targhooks.c (default_mangle_decl_assembler_name): Define
10054 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10056 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10057 * langhooks.c (lhd_set_decl_assembler_name): Call
10058 targetm.mangle_decl_assembler_name for names with global scope.
10060 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10062 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10063 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10065 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10066 New. Factored out of i386_pe_encode_section_info.
10067 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10068 Move check for prior decoration of stdcall
10069 symbols to i386_pe_encode_section_info.
10070 (i386_pe_encode_section_info): Adjust call to
10071 gen_stdcall_or_fastcall_suffix. Use
10072 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10073 (i386_pe_mangle_decl_assembler_name): New. Wrap
10074 i386_pe_maybe_mangle_decl_assembler_name.
10076 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10078 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10079 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10080 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10081 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10082 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10085 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10086 Nigel Stephens <nigel@mips.com>
10087 Richard Sandiford <richard@codesourcery.com>
10089 Fix up MIPS16 hard float and add support for complex.
10091 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10092 (TARGET_SOFT_FLOAT_ABI): New.
10093 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10094 __mips_soft_float to reflect the ABI in use, not whether the
10095 FPU is directly accessible (e.g., in MIPS16 mode).
10096 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10097 (UNITS_PER_FPVALUE): Likewise.
10099 * config/mips/mips.c (mips_expand_call): Remove redundant
10100 TARGET_MIPS16 check.
10101 (mips_arg_regno): New.
10102 (function_arg_advance): When setting bits in cum->fp_code for
10103 MIPS16, don't subtract 1 from cum->arg_number, since it is now
10105 (function_arg): Use mips_arg_regno.
10106 (mips_return_mode_in_fpr_p): New.
10107 (mips16_call_stub_mode_suffix): New.
10108 (mips16_cfun_returns_in_fpr_p): New.
10109 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
10110 (mips_output_function_prologue): Test mips16_hard_float, not
10111 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
10112 (mips_expand_epilogue): Call MIPS16 helper routines to copy
10113 return value into a floating-point register.
10114 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
10115 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
10116 (mips16_fp_args): Handle MIPS32r2 ISA which supports
10117 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
10118 word of double arguments from or to the high bits of 64-bit
10119 floating point registers.
10120 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
10121 (mips16_fpret_double): New helper function.
10122 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
10123 support for complex modes. Fill in DECL_RESULT for stubdecl.
10124 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
10126 * config/mips/mips16.S
10127 (RET, ARG1, ARG2): New.
10128 (MERGE_GPRf, MERGE_GPRt): New.
10129 (DELAYt, DELAYf): New.
10130 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
10131 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
10132 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
10133 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
10134 (SFOP): Renamed to...
10135 (OPSF3): This, and macro-ified. Updated all uses.
10136 (SFOP2): Renamed to...
10137 (OPSF2): This, and macro-ified. Updated all uses.
10138 (SFCMP): Renamed to...
10139 (CMPSF): This, and macro-ified. Updated all uses.
10140 (SFREVCMP): Renamed to...
10141 (REVCMPSF): This, and macro-ified. Updated all uses.
10142 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
10143 (LDDBL1, LDDBL2, RETDBL): Deleted.
10144 (DFOP): Renamed to...
10145 (OPDF3): This, and macro-ified. Updated all uses.
10146 (DFOP2): Renamed to...
10147 (OPDF2): This, and macro-ified. Updated all uses.
10148 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10149 (DFCMP): Renamed to...
10150 (CMPDF): This, and macro-ified. Updated all uses.
10151 (DFREVCMP): Renamed to...
10152 (REVCMPDF): This, and macro-ified. Updated all uses.
10153 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10154 (RET_FUNCTION): New.
10155 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10156 (__mips16_ret_sc, __mips16_ret_dc): New.
10157 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10158 STUB_ARGS_6, STUB_ARGS_10): New.
10159 (CALL_STUB_NO_RET): New.
10160 (__mips16_call_stub_1): Macro-ified.
10161 (__mips16_call_stub_5): Macro-ified.
10162 (__mips16_call_stub_2): Macro-ified.
10163 (__mips16_call_stub_6): Macro-ified.
10164 (__mips16_call_stub_9): Macro-ified.
10165 (__mips16_call_stub_10): Macro-ified.
10166 (CALL_STUB_RET): New.
10167 (__mips16_call_stub_sf_0): Macro-ified.
10168 (__mips16_call_stub_sf_1): Macro-ified.
10169 (__mips16_call_stub_sf_5): Macro-ified.
10170 (__mips16_call_stub_sf_2): Macro-ified.
10171 (__mips16_call_stub_sf_6): Macro-ified.
10172 (__mips16_call_stub_sf_9): Macro-ified.
10173 (__mips16_call_stub_sf_10): Macro-ified.
10174 (__mips16_call_stub_df_0): Macro-ified.
10175 (__mips16_call_stub_df_1): Macro-ified.
10176 (__mips16_call_stub_df_5): Macro-ified.
10177 (__mips16_call_stub_df_2): Macro-ified.
10178 (__mips16_call_stub_df_6): Macro-ified.
10179 (__mips16_call_stub_df_9): Macro-ified.
10180 (__mips16_call_stub_df_10): Macro-ified.
10181 (__mips16_call_stub_sc_0): New.
10182 (__mips16_call_stub_sc_1): New.
10183 (__mips16_call_stub_sc_5): New.
10184 (__mips16_call_stub_sc_2): New.
10185 (__mips16_call_stub_sc_6): New.
10186 (__mips16_call_stub_sc_9): New.
10187 (__mips16_call_stub_sc_10): New.
10188 (__mips16_call_stub_dc_0): New.
10189 (__mips16_call_stub_dc_1): New.
10190 (__mips16_call_stub_dc_5): New.
10191 (__mips16_call_stub_dc_2): New.
10192 (__mips16_call_stub_dc_6): New.
10193 (__mips16_call_stub_dc_9): New.
10194 (__mips16_call_stub_dc_10): New.
10196 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10197 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10198 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10200 2007-05-23 Ian Lance Taylor <iant@google.com>
10202 * doc/invoke.texi (Invoking GCC): Document that the order of the
10205 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10208 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10209 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10210 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10214 * config/score/score.c (score_print_operand): Make sure that only
10215 lower bits are used.
10217 2007-05-22 Ian Lance Taylor <iant@google.com>
10219 * tree-vrp.c (avoid_overflow_infinity): New static function,
10220 broken out of set_value_range_to_value.
10221 (set_value_range_to_value): Call avoid_overflow_infinity.
10222 (extract_range_from_assert): Likewise.
10224 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10226 PR middle-end/31095
10227 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10228 change the type before looking for a COMPOUND_EXPR.
10230 2007-05-22 Ian Lance Taylor <iant@google.com>
10232 * lower-subreg.c (decompose_multiword_subregs): If we change an
10233 insn, call remove_retval_note on it.
10235 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10237 * regs.h (end_hard_regno): New function.
10238 (END_HARD_REGNO, END_REGNO): New macros.
10239 (add_to_hard_reg_set): New function.
10240 (remove_from_hard_reg_set): Likewise.
10241 (in_hard_reg_set_p): Likewise.
10242 (overlaps_hard_reg_set_p): Likewise.
10243 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10244 (note_btr_set): Use END_HARD_REGNO.
10245 * caller-save.c (setup_save_areas): Use end_hard_regno.
10246 (mark_set_regs): Use END_HARD_REGNO.
10247 (add_stored_regs): Use end_hard_regno.
10248 (mark_referenced_regs): Use add_to_hard_reg_set.
10249 * combine.c (update_table_tick): Use END_REGNO.
10250 (record_value_for_reg): Likewise.
10251 (record_dead_and_set_regs): Likewise.
10252 (get_last_value_validate): Likewise.
10253 (use_crosses_set_p): Likewise.
10254 (reg_dead_at_p_1): Likewise.
10255 (reg_dead_at_p): Likewise.
10256 (mark_used_regs_combine): Use add_to_hard_reg_set.
10257 (move_deaths): Use END_HARD_REGNO.
10258 (reg_bitfield_target_p): Use end_hard_regno.
10259 (distribute_notes): Use END_HARD_REGNO.
10260 * cse.c (mention_regs): Use END_REGNO.
10261 (insert): Use add_to_hard_reg_set.
10262 (invalidate): Use END_HARD_REGNO.
10263 (invalidate_for_call): Likewise.
10264 (exp_equiv_p): Use END_REGNO.
10265 (cse_insn): Likewise.
10266 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10267 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10268 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10269 * function.c (keep_stack_depressed): Use end_hard_regno.
10270 * global.c (global_alloc): Use end_hard_regno.
10271 (global_conflicts): Use add_to_hard_reg_set instead of
10273 (find_reg): Likewise.
10274 (mark_reg_store): Likewise.
10275 (mark_reg_conflicts): Likewise.
10276 (mark_reg_death): Use remove_from_hard_reg_set.
10277 (mark_reg_live_nc): Delete.
10278 (set_preference): Use end_hard_regno.
10279 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10280 remove_from_hard_reg_set.
10281 (post_mark_life): Use add_to_hard_reg_set.
10282 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10283 (reg_becomes_live): Use add_to_hard_reg_set.
10284 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10285 (peep2_find_free_register): Use add_to_hard_reg_set.
10286 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10287 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10288 * regrename.c (note_sets): Use add_to_hard_reg_set.
10289 (clear_dead_regs): Use remove_from_hard_reg_set.
10290 (regrename_optimize): Use add_to_hard_reg_set.
10291 (find_oldest_value_reg): Use in_hard_reg_set_p.
10292 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10293 (hard_reg_set_here_p): Use end_hard_regno.
10294 (decompose): Likewise.
10295 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10296 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10297 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10298 (mark_home_live): Use end_hard_regno.
10299 (spill_hard_reg): Likewise.
10300 (clear_reload_reg_in_use): Likewise.
10301 * reorg.c (delete_prior_computation): Use END_REGNO.
10302 * resource.c (update_live_status): Use END_HARD_REGNO.
10303 (mark_referenced_resources): Use add_to_hard_reg_set.
10304 (mark_set_resources): Likewise.
10305 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10306 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10307 (reg_overlap_mentioned_p): Likewise.
10308 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10309 (covers_regno_no_parallel_p): Use END_REGNO.
10310 (find_regno_note): Likewise.
10311 (find_reg_fusage): Use END_HARD_REGNO.
10312 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10313 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10315 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10317 * mode-switching.c (reg_dies): Change type of second argument to
10319 (optimize_mode_switching): Update accordingly.
10321 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10323 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10325 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10326 (hard_reg_set_empty_p): ...these new functions.
10327 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10328 GO_IF_HARD_REG_SUBSET.
10329 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10330 instead of GO_IF_HARD_REG_EQUAL.
10331 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10332 instead of GO_IF_HARD_REG_EQUAL.
10333 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10334 GO_IF_HARD_REG_SUBSET.
10335 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10336 GO_IF_HARD_REG_EQUAL.
10337 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10338 of GO_IF_HARD_REG_SUBSET.
10339 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10340 instead of GO_IF_HARD_REG_EQUAL.
10341 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10342 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10343 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10344 of GO_IF_HARD_REG_SUBSET,
10345 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10346 GO_IF_HARD_REG_SUBSET.
10347 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10348 instead of GO_IF_HARD_REG_EQUAL.
10349 * config/sh/sh.c (push_regs, calc_live_regs): Use
10350 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10351 (hard_regs_intersect_p): Delete.
10353 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10355 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10357 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10358 Richard Henderson <rth@redhat.com>
10360 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10362 (x86_64-*-*): Likewise.
10364 * i386/i386-modes.def (V2QI): New.
10366 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10368 (override_options): Support SSE4.1.
10369 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10370 (IX86_BUILTIN_BLENDPS): Likewise.
10371 (IX86_BUILTIN_BLENDVPD): Likewise.
10372 (IX86_BUILTIN_BLENDVPS): Likewise.
10373 (IX86_BUILTIN_PBLENDVB128): Likewise.
10374 (IX86_BUILTIN_PBLENDW128): Likewise.
10375 (IX86_BUILTIN_DPPD): Likewise.
10376 (IX86_BUILTIN_DPPS): Likewise.
10377 (IX86_BUILTIN_INSERTPS128): Likewise.
10378 (IX86_BUILTIN_MOVNTDQA): Likewise.
10379 (IX86_BUILTIN_MPSADBW128): Likewise.
10380 (IX86_BUILTIN_PACKUSDW128): Likewise.
10381 (IX86_BUILTIN_PCMPEQQ): Likewise.
10382 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10383 (IX86_BUILTIN_PMAXSB128): Likewise.
10384 (IX86_BUILTIN_PMAXSD128): Likewise.
10385 (IX86_BUILTIN_PMAXUD128): Likewise.
10386 (IX86_BUILTIN_PMAXUW128): Likewise.
10387 (IX86_BUILTIN_PMINSB128): Likewise.
10388 (IX86_BUILTIN_PMINSD128): Likewise.
10389 (IX86_BUILTIN_PMINUD128): Likewise.
10390 (IX86_BUILTIN_PMINUW128): Likewise.
10391 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10392 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10393 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10394 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10395 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10396 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10397 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10398 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10399 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10400 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10401 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10402 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10403 (IX86_BUILTIN_PMULDQ128): Likewise.
10404 (IX86_BUILTIN_PMULLD128): Likewise.
10405 (IX86_BUILTIN_ROUNDPD): Likewise.
10406 (IX86_BUILTIN_ROUNDPS): Likewise.
10407 (IX86_BUILTIN_ROUNDSD): Likewise.
10408 (IX86_BUILTIN_ROUNDSS): Likewise.
10409 (IX86_BUILTIN_PTESTZ): Likewise.
10410 (IX86_BUILTIN_PTESTC): Likewise.
10411 (IX86_BUILTIN_PTESTNZC): Likewise.
10412 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10413 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10414 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10415 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10416 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10417 (bdesc_ptest): New.
10418 (bdesc_sse_3arg): Likewise.
10419 (bdesc_2arg): Likewise.
10420 (bdesc_1arg): Likewise.
10421 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10423 (ix86_expand_sse_4_operands_builtin): New.
10424 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10425 smaller than 8 bits as the 2nd arg.
10426 (ix86_expand_sse_ptest): New.
10427 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10428 (ix86_expand_vector_set): Support SSE4.1.
10429 (ix86_expand_vector_extract): Likewise.
10431 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10432 __SSE4_1__ for -msse4.1.
10434 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10435 (UNSPEC_INSERTPS): Likewise.
10436 (UNSPEC_DP): Likewise.
10437 (UNSPEC_MOVNTDQA): Likewise.
10438 (UNSPEC_MPSADBW): Likewise.
10439 (UNSPEC_PHMINPOSUW): Likewise.
10440 (UNSPEC_PTEST): Likewise.
10441 (UNSPEC_ROUNDP): Likewise.
10442 (UNSPEC_ROUNDS): Likewise.
10444 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10446 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10447 (const_pow2_1_to_32768_operand): Likewise.
10449 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10452 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10454 (sse4_1_insertps): Likewise.
10455 (*sse4_1_extractps): Likewise.
10456 (sse4_1_ptest): Likewise.
10457 (sse4_1_mulv2siv2di3): Likewise.
10458 (*sse4_1_mulv4si3): Likewise.
10459 (*sse4_1_smax<mode>3): Likewise.
10460 (*sse4_1_umax<mode>3): Likewise.
10461 (*sse4_1_smin<mode>3): Likewise.
10462 (*sse4_1_umin<mode>3): Likewise.
10463 (sse4_1_eqv2di3): Likewise.
10464 (*sse4_1_pinsrb): Likewise.
10465 (*sse4_1_pinsrd): Likewise.
10466 (*sse4_1_pinsrq): Likewise.
10467 (*sse4_1_pextrb): Likewise.
10468 (*sse4_1_pextrb_memory): Likewise.
10469 (*sse4_1_pextrw_memory): Likewise.
10470 (*sse4_1_pextrq): Likewise.
10471 (sse4_1_blendpd): Likewise.
10472 (sse4_1_blendps): Likewise.
10473 (sse4_1_blendvpd): Likewise.
10474 (sse4_1_blendvps): Likewise.
10475 (sse4_1_dppd): Likewise.
10476 (sse4_1_dpps): Likewise.
10477 (sse4_1_movntdqa): Likewise.
10478 (sse4_1_mpsadbw): Likewise.
10479 (sse4_1_packusdw): Likewise.
10480 (sse4_1_pblendvb): Likewise.
10481 (sse4_1_pblendw): Likewise.
10482 (sse4_1_phminposuw): Likewise.
10483 (sse4_1_extendv8qiv8hi2): Likewise.
10484 (*sse4_1_extendv8qiv8hi2): Likewise.
10485 (sse4_1_extendv4qiv4si2): Likewise.
10486 (*sse4_1_extendv4qiv4si2): Likewise.
10487 (sse4_1_extendv2qiv2di2): Likewise.
10488 (*sse4_1_extendv2qiv2di2): Likewise.
10489 (sse4_1_extendv4hiv4si2): Likewise.
10490 (*sse4_1_extendv4hiv4si2): Likewise.
10491 (sse4_1_extendv2hiv2di2): Likewise.
10492 (*sse4_1_extendv2hiv2di2): Likewise.
10493 (sse4_1_extendv2siv2di2): Likewise.
10494 (*sse4_1_extendv2siv2di2): Likewise.
10495 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10496 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10497 (sse4_1_zero_extendv4qiv4si2): Likewise.
10498 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10499 (sse4_1_zero_extendv2qiv2di2): Likewise.
10500 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10501 (sse4_1_zero_extendv4hiv4si2): Likewise.
10502 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10503 (sse4_1_zero_extendv2hiv2di2): Likewise.
10504 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10505 (sse4_1_zero_extendv2siv2di2): Likewise.
10506 (*sse4_1_zero_extendv2siv2di2): Likewise.
10507 (sse4_1_roundpd): Likewise.
10508 (sse4_1_roundps): Likewise.
10509 (sse4_1_roundsd): Likewise.
10510 (sse4_1_roundss): Likewise.
10511 (mulv4si3): Don't expand for SSE4.1.
10512 (smax<mode>3): Likewise.
10513 (umaxv4si3): Likewise.
10514 (uminv16qi3): Likewise.
10515 (umin<mode>3): Likewise.
10516 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10518 * doc/extend.texi: Document SSE4.1 built-in functions.
10520 * doc/invoke.texi: Document -msse4.1.
10522 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10524 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10525 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10526 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10527 (ASM_SPEC): Add asm_pcrel_spec.
10528 (EXTRA_SPECS): Add asm_pcrel_spec.
10530 2007-05-21 David Daney <ddaney@avtrex.com>
10532 * doc/install.texi (Building a cross compiler): Add requirements
10533 for Java cross compiler.
10535 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10537 PR middle-end/31995
10538 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
10539 Add loopno argument. Use evolution_function_is_invariant_rec_p
10540 instead of evolution_function_is_constant_p.
10541 Update calls to evolution_function_is_affine_multivariate_p.
10542 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10543 Add loopno argument.
10544 * tree-scalar-evolution.c (gather_chrec_stats): Call
10545 evolution_function_is_affine_multivariate_p with a loop
10547 * tree-data-ref.c (analyze_miv_subscript): Likewise.
10548 (analyze_overlapping_iterations): Likewise.
10549 (access_functions_are_affine_or_constant_p): Likewise.
10550 (build_classic_dist_vector_1): If the access functions
10551 are equal, don't do anything.
10553 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
10554 Paolo Carlini <pcarlini@suse.de>
10555 Uros Bizjak <ubizjak@gmail.com>
10557 * c-cppbuiltin.c (c_cpp_builtins): Define
10558 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
10559 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
10560 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
10561 * doc/cpp.texi ([Standard Predefined Macros]): Document.
10563 2007-05-21 Mike Stump <mrs@apple.com>
10565 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
10567 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10569 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
10571 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
10572 implementation if __OPTIMIZE__ is not defined.
10573 (_mm_alignr_pi8): Ditto.
10574 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10575 (_mm_inserti_si64): Ditto.
10576 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10577 (_mm_slli_epi16): Ditto.
10578 (_mm_slli_epi32): Ditto.
10579 (_mm_slli_epi64): Ditto.
10580 (_mm_srai_epi16): Ditto.
10581 (_mm_srai_epi32): Ditto.
10582 (_mm_srli_si128): Ditto.
10583 (_mm_slli_si128): Ditto.
10584 (_mm_srli_epi16): Ditto.
10585 (_mm_srli_epi32): Ditto.
10586 (_mm_srli_epi64): Ditto.
10587 (_mm_extract_epi16): Ditto.
10588 (_mm_insert_epi16): Ditto.
10589 (_mm_shufflehi_epi16): Ditto.
10590 (_mm_shufflelo_epi16): Ditto.
10591 (_mm_shuffle_epi32): Ditto.
10592 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
10593 (_m_pextrw): Ditto.
10594 (_mm_insert_pi16): Ditto.
10595 (_m_pinsrw): Ditto.
10596 (_mm_shuffle_pi16): Ditto.
10597 (_m_pshufw): Ditto.
10598 (_mm_shufle_ps): Ditto.
10599 (_mm_prefetch): Ditto.
10601 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
10603 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
10604 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
10605 * real.c (encode_i370_single, decode_i370_single,
10606 encode_i370_double, decode_i370_double): Functions removed.
10607 (i370_single_format, i370_double_format): Initializations removed.
10608 (real_maxval, round_for_format, exact_real_truncate, significand_size):
10609 Consider the log2_b field to always be one.
10610 (ieee_single_format, mips_single_format, coldfire_single_format,
10611 ieee_double_format, mips_double_format, coldfire_double_format,
10612 ieee_extended_motorola_format, ieee_extended_intel_96_format,
10613 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
10614 ibm_extended_format, mips_extended_format, ieee_quad_format,
10615 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
10616 decimal_single_format, decimal_double_format, decimal_quad_format,
10617 c4x_single_format, c4x_extended_format, real_internal_format): Remove
10618 initialization of log2_b.
10619 * real.h (i370_single_format, i370_double_format): Declarations
10621 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
10622 field to always be one.
10624 2007-05-21 Andreas Schwab <schwab@suse.de>
10626 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
10627 NOTE_INSN_BASIC_BLOCK_P.
10628 (process_for_unwind_directive): Likewise.
10630 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
10632 * builtins.c (expand_builtin_setjmp_setup): Update comment.
10633 * function.h (struct function): Move va_list_gpr_size,
10634 va_list_fpr_size, function_frequency to front of bitfields. Add
10636 (current_function_calls_unwind_init): New.
10637 * except.c (expand_builtin_unwind_init): Set
10638 current_function_calls_unwind_init not
10639 current_function_has_nonlocal_label.
10640 * reload1.c (has_nonexceptional_receiver): New.
10641 (reload): Use it and current_function_calls_unwind_init to
10642 determine whether call-saved regs must be saved.
10644 2007-05-20 Jan Hubicka <jh@suse.cz>
10646 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
10647 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10648 * ddg.c (create_ddg): LIkewise.
10649 * final.c (final): Remove hunk moving line number notes around since
10650 they are no longer present at this stage.
10651 (final_scan_insn): Use NOTE_KIND instead of
10652 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10653 (output_asm_label): Likewise.
10654 * reorg.c (dbr_schedule): Likewise.
10655 * haifa-sched.c (unlink_other_notes): Likewise.
10656 * mode-switching.c (optimize_mode_switching): Likewise.
10657 * graph.c (start_bb): Likewise.
10658 * rtl.def (NOTE): Update description.
10659 * jump.c (squeeze_notes): Delete.
10660 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
10661 NOTE_INSN_BASIC_BLOCK_P when possible.
10662 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
10663 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
10664 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10665 (dwarf2out_var_location): Likewise.
10666 * cfgbuild.c (make_edges): Likewise.
10667 (find_basic_blocks_1): Likewise.
10668 * function.c (reorder_blocks_1): Likewise.
10669 (epilogue_done): Likewise.
10670 (reposition_prologue_and_epilogue_notes): Likewise.
10671 * print-rtl.c (print_rtx): Likewise; drop code for printing
10673 (print_rtl): Likewise.
10674 (print_rtl_single): Likewise.
10675 * gcse.c (insert_insn_start_bb): Likewise.
10676 * alias.c (init_alias_analysis): Likewise.
10677 * calls.c (fixup_tail_calls): Likewise.
10678 * except.c (sjlj_emit_function_enter): Likewise.
10679 * emit-rtl.c (add_insn_after): Likeiwse.
10680 (emit_label_before): Likewise.
10681 (emit_label_after): Likewise.
10682 (emit_note_before, emit_note_after, emit_note): Update
10683 parameter to be enum insn_note; do not deal with source
10685 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
10686 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
10688 (merge_blocks_move_successor_nojumps): Simplify now when
10689 we don't have BLOCK notes.
10690 (try_optimize_cfg): Likewise.
10691 * cfglayout.c (skip_insns_after_block): Likewise.
10692 (record_effective_endpoints): Likewise.
10693 (duplicate_insn_chain): Likewise.
10694 * varasm.c (output_constant_pool_1): Likewise.
10695 * sched-deps.c (sched_analyze): Likewise.
10696 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
10698 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
10699 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
10700 (SET_INSN_DELETED): Simplify.
10701 (NOTE_LINE_NUMBER): Exterminate.
10702 (NOTE_LINE_KIND): New.
10703 (NOTE_INSN_BASIC_BLOCK_P): Update.
10704 (enum insn_note): Simplify.
10705 (GET_NOTE_INSN_NAME) Simplify.
10706 (emit_note_before, emit_note_after, emit_note): Update prototype.
10707 (squeeze_notes): Remove.
10708 * sched-int.h (NOTE_NOT_BB_P): Update.
10709 * resource.c (mark_target_live_regs): Update.
10710 * sched-rgn.c (debug_dependencies): Update.
10711 * sched-vis.c (print_insn): Update.
10712 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10713 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10714 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10715 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10716 (split_branches): Update.
10717 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10719 (sh_adjust_unroll_max): Exterminate.
10720 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10721 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10722 (m68hc11_reorg): Likewise.
10723 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10724 (emit_predicate_relation_info): Update.
10725 (process_for_unwind_directive): Update.
10726 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10727 (output_call): Update.
10728 * config/pa/pa.c (output_lbranch): Update.
10729 (output_millicode_call): Update.
10730 (output_call): Update.
10731 (pa_combine_instructions): Update.
10732 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10733 * config/bfin/bfin.c (gen_one_bundle): Update.
10734 * cfgrtl.c (can_delete_note_p): Update.
10735 (delete_insn): Update.
10736 (rtl_merge_blocks): Update.
10737 (commit_one_edge_insertion): Update.
10738 (rtl_verify_flow_info): Update.
10739 * stmt.c (expand_case): Do not call squeeze_notes.
10741 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10748 * c.opt (Wtype-limits): New.
10749 * doc/invoke.texi (Wtype-limits): Document it.
10750 (Wextra): Enabled by -Wextra.
10751 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10752 * c-common.c (shorten_compare): Warn with Wtype-limits.
10754 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10756 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10757 inlined function, not as a macro.
10758 (_mm_alignr_pi8): Ditto.
10759 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10760 (_mm_inserti_si64): Ditto.
10761 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10762 (_mm_extract_epi16): Ditto.
10763 (_mm_insert_epi16): Ditto.
10764 (_mm_shufflehi_epi16): Ditto.
10765 (_mm_shufflelo_epi16): Ditto.
10766 (_mm_shuffle_epi32): Ditto.
10767 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10768 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10770 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10772 (_m_to_float): Use C89 compatible assignment.
10774 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10777 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10779 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10782 * doc/invoke.texi (Wreturn-type): Complete description.
10783 (Wextra): Delete item about return-type warning.
10784 * c-decl.c: Delete redundant Wextra warning.
10786 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10789 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10790 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10791 inlined function, not as a macro.
10792 (_mm_prefetch): Ditto.
10793 (_m_pextrw): Ditto.
10794 (_mm_insert_pi16): Ditto.
10795 (_m_pinsrw): Ditto.
10796 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10797 (_m_pshufw): Ditto. Add const to __N argument.
10798 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10799 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10800 (_mm_slli_epi32): Ditto.
10801 (_mm_srli_si128): Implement as always inlined function, not as a
10802 macro. Add __inline to function declaration.
10803 (_mm_slli_si128): Ditto.
10805 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10807 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10808 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10810 (struct fenv): New structure.
10811 (FP_HANDLE_EXCEPTIONS): New define.
10812 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10813 (_FP_DECL_EXP): New define.
10814 (FP_INIT_ROUNDMODE): New define.
10815 (FP_ROUNDMODE): New define.
10817 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10819 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10820 (Wconversion): Update description.
10821 (Wconversion-sign): New.
10822 * c.opt (Wconversion-sign): New.
10823 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10824 means disabled for C++. Otherwise, take the status of Wconversion.
10825 * c-common.c (conversion_warning): Warn with either Wconversion or
10827 (warnings_for_convert_and_check): Conditions are already checked by
10828 conversion_warning.
10829 (convert_and_check): Don't check warnings if the conversion failed.
10831 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10832 Anatoly Sokolov <aesok@dol.ru>
10834 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10835 avr_epilogue_uses) : Add declaration.
10836 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10837 * config/avr/constraints.md (R): New constraint.
10838 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10839 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10840 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10841 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10842 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10843 call_prologue_saves, epilogue_restores, return_from_epilogue,
10844 return_from_main_epilogue, return_from_interrupt_epilogue,
10845 return_from_naked_epilogue, prologue, epilogue): New patterns.
10846 (jump): Handle symbol reference.
10847 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10848 avr_output_function_prologue, avr_output_function_epilogue): Remove
10850 (avr_init_machine_status, expand_prologue, expand_epilogue,
10851 avr_asm_function_end_prologue, avr_epilogue_uses,
10852 avr_asm_function_begin_epilogue): New functions.
10853 (prologue_size, epilogue_size, jump_tables_size): Remove global
10855 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10856 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10857 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10858 (avr_override_options): Initialise init_machine_status.
10859 (output_movhi): Handle all stack pointer loads.
10860 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10861 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10862 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10863 (EPILOGUE_USES) Redefine.
10864 (machine_function) Declare.
10866 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10868 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10869 Use a single return statement.
10871 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10873 PR middle-end/30250
10874 * builtins.c (do_mpfr_lgamma_r): New.
10875 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10876 * tree.h (CASE_FLT_FN_REENT): New.
10878 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10880 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10881 (output_die): Use 'unsigned long' with %x.
10882 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10883 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10884 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10886 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10888 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10893 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10894 true if function has no argument.
10896 2007-05-18 DJ Delorie <dj@redhat.com>
10898 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10899 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10901 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10903 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10904 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10905 count_trailing_zeros.
10906 (__i386__): Implement count_leading_zeros using __builtin_clz().
10907 Implement count_trailing_zeros usign __builtin_ctz().
10909 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10911 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10913 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10915 PR middle-end/31344
10916 * expr.c (emit_move_change_mode): Change mode of push operands here.
10918 2007-05-17 Ian Lance Taylor <iant@google.com>
10920 PR tree-optimization/31953
10921 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10922 Change all callers.
10923 (set_value_range_to_null): Call set_value_range_to_value.
10924 (extract_range_from_comparison): Likewise.
10926 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10928 * toplev.c (print_version): Output GMP/MPFR version info.
10930 * builtins.c (CASE_MATHFN_REENT): New macro.
10931 (mathfn_built_in): Use it.
10932 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10933 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10934 BUILT_IN_LGAMMAL_R): New.
10935 * doc/extend.texi: Document new builtins.
10937 PR middle-end/31796
10938 * builtins.c (do_mpfr_remquo): New.
10939 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10940 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10942 PR middle-end/30251
10943 * builtins.c (fold_builtin_1): Handle y0, y1.
10944 (fold_builtin_2): Handle yn.
10946 PR middle-end/30251
10947 * builtins.c (do_mpfr_bessel_n): New.
10948 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10949 (fold_builtin_2): Handle BUILT_IN_JN.
10951 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10954 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10955 TYPE_PRECISION (intmax_type_node).
10957 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10960 * reload.c (subst_reloads): Remove checking.
10962 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10964 PR rtl-optimization/31691
10965 * combine.c (simplify_set): Build a new src pattern instead of
10966 substituting its operands in the COMPARE case.
10968 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10970 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10971 (execute_vrp): Preserve loops through jump threading.
10972 * tree-ssa-threadupdate.c (thread_single_edge,
10973 dbds_continue_enumeration_p, determine_bb_domination_status,
10974 thread_through_loop_header): New functions.
10975 (create_edge_and_update_destination_phis,
10976 create_edge_and_update_destination_phis): Set loops for the new blocks.
10977 (prune_undesirable_thread_requests): Removed.
10978 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10980 (thread_block): Do not call prune_undesirable_thread_requests.
10982 (mark_threaded_blocks): Select edges to thread here.
10983 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10984 Thread edges through loop headers independently.
10985 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10986 * tree-pass.h (TODO_mark_first_instance): New.
10987 (first_pass_instance): Declare.
10988 * cfghooks.c (duplicate_block): Put the block to the original loop
10989 if copy is not specified.
10990 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10991 jump threading. Pass may_peel_loop_headers to
10992 thread_through_all_blocks according to first_pass_instance.
10993 * cfgloop.h (create_preheader): Declare.
10994 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10995 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10996 * passes.c (first_pass_instance): New variable.
10997 (next_pass_1): Set TODO_mark_first_instance.
10998 (execute_todo): Set first_pass_instance.
11000 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11002 PR tree-optimization/24659
11003 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11004 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11005 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11006 OTI_vec_pack_ufix_trunc.
11007 (vec_unpacks_float_hi_optab): Define new macro.
11008 (vec_unpacks_float_lo_optab): Ditto.
11009 (vec_unpacku_float_hi_optab): Ditto.
11010 (vec_unpacku_float_lo_optab): Ditto.
11011 (vec_pack_sfix_trunc_optab): Ditto.
11012 (vec_pack_ufix_trunc_optab): Ditto.
11013 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11014 and vec_pack_[s|u]fix_trunc_optab using
11015 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11016 * tree-vectorizer.c (supportable_widening_operation): Handle
11017 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11018 (supportable_narrowing_operation): New function.
11019 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11020 * tree-vect-transform.c (vectorizable_conversion): Handle
11021 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11022 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11023 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11024 to check for target support.
11025 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11026 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11027 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11028 for VEC_PACK_FIX_TRUNC_EXPR.
11029 (expand_binop): Special case mode of the result for
11030 vec_pack_[u|s]fix_trunc_optab.
11031 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11032 vec_pack_[u|s]fix_trunc_optab.
11034 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11035 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11036 * tree-pretty-print.c (dump_generic_node): Handle
11037 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11038 VEC_PACK_FIX_TRUNC_EXPR.
11040 * expr.c (expand_expr_real_1): Ditto.
11041 * tree-inline.c (estimate_num_insns_1): Ditto.
11042 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11044 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11045 (vec_unpacks_float_lo_v8hi): Ditto.
11046 (vec_unpacku_float_hi_v8hi): Ditto.
11047 (vec_unpacku_float_lo_v8hi): Ditto.
11048 (vec_unpacks_float_hi_v4si): Ditto.
11049 (vec_unpacks_float_lo_v4si): Ditto.
11050 (vec_pack_sfix_trunc_v2df): Ditto.
11052 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11054 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11055 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11056 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11057 [vec_pack_ufix_trunc]: Ditto.
11058 [vec_unpacks_float_hi]: Ditto.
11059 [vec_unpacks_float_lo]: Ditto.
11060 [vec_unpacku_float_hi]: Ditto.
11061 [vec_unpacku_float_lo]: Ditto.
11063 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11065 * soft-fp/README: Update for new files.
11066 * soft-fp/floattisf.c: New file.
11067 * soft-fp/floattidf.c: New file.
11068 * soft-fp/floattitf.c: New file.
11069 * soft-fp/floatuntisf.c: New file.
11070 * soft-fp/floatuntidf.c: New file.
11071 * soft-fp/floatuntitf.c: New file.
11072 * soft-fp/fixsfti.c: New file.
11073 * soft-fp/fixdfti.c: New file.
11074 * soft-fp/fixtfti.c: New file.
11075 * soft-fp/fixunssfti.c: New file.
11076 * soft-fp/fixunsdfti.c: New file.
11077 * soft-fp/fixunstfti.c: New file.
11078 * soft-fp/extendxftf.c: New file.
11079 * soft-fp/trunctfxf.c: New file.
11081 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11082 (__trunctfxf2): Ditto.
11084 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11085 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11086 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11087 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11088 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11089 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11091 * config/i386/t-fprules-softfp64: New file.
11092 * config/i386/sfp-machine.h: New file.
11093 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11094 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11095 and soft-fp/t-softfp to tmake_file.
11096 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11097 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11099 * config/i386/t-linux64 (softfp_wrap_start): New.
11100 (softfp_wrap_end): New.
11101 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11102 supported for TARGET_64BIT.
11104 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11106 * c-common.c (c_common_signed_or_unsigned_type): Emulate
11107 c_common_unsigned_type behavior.
11109 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
11111 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
11114 2007-05-16 Eric Christopher <echristo@apple.com>
11116 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
11117 saving after stack push. Set sp_offset whenever we push.
11118 (rs6000_emit_epilogue): Move altivec register restore before
11121 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11123 * configure.ac: Allow sysroots to be relocated under $prefix as
11124 well as $exec_prefix.
11125 * configure: Regenerate.
11127 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11131 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11133 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11134 (gcc_tooldir): Likewise.
11135 * configure: Regenerate.
11136 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11137 old configure.ac gcc_tooldir setting.
11138 (prefix_to_exec_prefix): New variable.
11139 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11140 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11142 2007-05-14 Janis Johnson <janis187@us.ibm.com>
11144 * c-typeck.c (build_binary_op): Return early for error.
11146 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11148 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11149 struct nb_iter_bound.
11150 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11151 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11152 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11153 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11154 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11155 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11156 (del_scev_info): Use ggc_free.
11157 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11158 * loop-init.c: Include ggc.h.
11159 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11160 (loop_optimizer_finalize): Use ggc_free.
11161 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11162 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11163 pass_iv_optimize): Add TODO_ggc_collect.
11164 * function.h (struct function): Remove skip marker from
11166 * cfgloop.c: Include ggc.h.
11167 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11169 (establish_preds): Vector superloops is gc allocated.
11170 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11172 (flow_loops_find): Vector larray is gc allocated.
11173 (loop_exit_free): Use ggc_free.
11174 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11175 that head of exits list is now not a part of struct loop.
11176 (record_loop_exits): Allocate exits table in gc memory.
11177 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11178 that head of exits list is now not a part of struct loop.
11179 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11180 struct loop_exit): Add GTY marker.
11181 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11182 Add skip marker to aux field. Make head of exits list a separate
11184 (struct loops): Add GTY marker. Make larray vector gc allocated.
11185 Add param marker to exits table.
11186 (get_loops): Type changed.
11187 * Makefile.in (tree-scalar-evolution.o): Add
11188 gt-tree-scalar-evolution.h dependency.
11189 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11190 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11191 * basic-block.h (struct basic_block_def): Remove skip marker from
11194 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11196 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11197 of 0 in the call to expand_expr().
11198 (expand_builtin_mathfn_3): Ditto.
11199 (expand_builtin_interclass_mathfn): Ditto.
11200 (expand_builtin_cexpi): Ditto.
11201 (expand_builtin_int_roundingfn): Ditto.
11202 (expand_builtin_int_roundingfn_2): Ditto.
11203 (expand_builtin_pow): Ditto.
11204 (expand_builtin_powi): Ditto.
11205 (expand_builtin_bswap): Ditto.
11206 (expand_builtin_unop): Ditto.
11207 (expand_builtin_fabs): Ditto.
11208 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11209 the call to expand_expr().
11210 (expand_builtin_sync_operation): Ditto.
11211 (expand_builtin_compare_and_swap): Ditto.
11212 (expand_builtin_lock_test_and_set): Ditto.
11213 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11214 instead of 0 in the call to expand_expr().
11215 (expand_builtin_extract_return_addr): Ditto.
11216 (expand_builtin_eh_return): Ditto.
11217 (expand_eh_return): Ditto.
11218 * explow.c (expr_size): Ditto.
11219 * expr.c (optimize_bitfield_assignment_op): Ditto.
11220 (expand_assignement): Ditto.
11221 (store_expr): Ditto.
11222 (store_field): Ditto.
11223 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11224 the call to expand_expr().
11225 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11226 in the call to expand_expr().
11227 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11228 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11229 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11231 * optabs.c (expand_vec_shift_expr): Ditto.
11232 (expand_vec_cond_expr): Ditto.
11233 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11234 call to expand_expr().
11235 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11236 in the call to expand_expr().
11238 2007-05-14 Dave Korn <dave.korn@artimi.com>
11240 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11242 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11244 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11245 instead of c_common_unsigned_type.
11246 (c_common_unsigned_type): Remove.
11247 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11248 c_common_unsigned_type.
11249 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11250 c_common_unsigned_type.
11251 * c-common.h (c_common_unsigned_type): Remove.
11252 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11253 c_common_unsigned_type.
11254 * c-format.c (check_format_types): Use unsigned_type_for instead of
11255 c_common_unsigned_type.
11256 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11257 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11258 of c_common_unsigned_type.
11259 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11260 lang_hooks.types.unsigned_type.
11261 * expmed.c (make_tree): Use unsigned_type_for instead of
11262 lang_hooks.types.unsigned_type.
11263 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11264 lang_hooks.types.unsigned_type.
11265 (build_range_check): Likewise.
11266 (fold_unary): Likewise.
11267 (fold_binary): Likewise.
11268 (fold_ternary): Likewise.
11269 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11270 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11271 * tree.c (get_unsigned_type): New.
11272 (unsigned_type_for): Use get_unsigned_type instead of
11273 lang_hooks.types.unsigned_type.
11275 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11277 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11278 to m68k_get_function_kind. Update its prototype.
11279 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11281 (m68k_interrupt_function_p): Return enum m68k_function_type
11282 instead of bool. Rename to m68k_get_function_kind.
11283 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11284 target is not fido.
11285 (m68k_compute_frame_layout): Don't mark any register for save
11286 if an interrupt_thread attribute is specified.
11287 (m68k_hard_regno_rename_ok): Update a use of
11288 m68k_interrupt_function_p.
11289 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11290 m68k_interrupt_function_p.
11291 (m68k_function_type): New.
11292 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11293 for a function with an interrupt_thread attribute.
11294 * doc/extend.texi: Document the interrupt_thread attribute.
11296 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11298 Fix PR tree-optimization/31911
11299 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11300 if they didn't change the expression.
11302 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11304 * tree-scalar-evolution.c (resolve_mixers): Exported.
11305 * tree-scalar-evolution.h (resolve_mixers): Declare.
11306 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11307 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11308 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11309 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11310 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11311 strip_conversion, analyze_offset_expr, address_analysis,
11312 object_analysis, analyze_offset): Removed.
11313 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11314 split_constant_offset, canonicalize_base_object_address,
11315 object_address_invariant_in_loop_p, disjoint_objects_p,
11316 dr_may_alias_p, dr_address_invariant_p): New functions.
11317 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11318 and dr_analyze_alias.
11319 (initialize_data_dependence_relation): Use dr_may_alias_p
11320 and object_address_invariant_in_loop_p.
11321 (compute_self_dependence): Handle the case when
11322 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11323 (find_data_references_in_stmt): Restrict the analysis of data
11324 references to the given loop nest.
11325 (find_data_references_in_loop): Made static. Pass loop nest to
11326 find_data_references_in_stmt.
11327 (compute_data_dependences_for_loop): Use DR_VOPS.
11328 (free_data_ref): Free DR_VOPS.
11329 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11330 (struct innermost_loop_behavior): ... new.
11331 (struct base_object_info): Replaced by ...
11332 (struct indices): ... new.
11333 (struct dr_alias): New.
11334 (enum data_ref_type): Removed.
11335 (struct data_reference): Consist of struct innermost_loop_behavior,
11336 struct indices and struct dr_alias.
11337 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11338 (DR_MEMTAG): Renamed to ...
11339 (DR_SYMBOL_TAG): ... this.
11340 (find_data_references_in_loop): Declaration removed.
11341 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11342 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11343 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11344 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11346 2007-05-13 Revital Eres <eres@il.ibm.com>
11348 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11349 which walks virtual def-use chains to find redundant stores.
11350 (dse_optimize_stmt): Call it.
11352 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11354 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11355 * passes.c (init_optimization_passes): Move pass_jump_bypass
11358 * basic-block.h (bb_has_eh_pred): Fix style issue.
11360 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11362 PR rtl-optimization/31848
11363 * loop-invariant.c (move_invariant_reg): If we move an insn
11364 with a REG_EQUAL note, and that insn is not always executed,
11365 remove the REG_EQUAL note.
11367 2007-05-12 Richard Guenther <rguenther@suse.de>
11369 PR tree-optimization/31797
11370 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11371 propagate into a stmt that has volatile ops.
11373 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11375 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11376 (gcc_tooldir): Likewise.
11377 * configure: Regenerate.
11378 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11379 old configure.ac gcc_tooldir setting.
11380 (prefix_to_exec_prefix): New variable.
11381 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11382 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11384 2007-05-11 Silvius Rus <rus@google.com>
11386 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11387 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11388 * c-common.h (strict_aliasing_warning): Change return type.
11389 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11390 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11391 (build_c_cast): Condition call to strict_aliasing_warning.
11392 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11393 * flags.h (set_Wstrict_aliasing): Declare.
11394 * opts.c (set_Wstrict_alising): Define, add call to.
11395 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11396 * tree-ssa-alias-warnings.c: New file.
11397 * tree-ssa-alias.c (compute_may_aliases): Add call to
11398 strict_aliasing_warning_backend.
11400 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11402 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11403 Use loop_depth and loop_outer accessor functions.
11404 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11405 determine_invariantness_stmt, move_computations_stmt): Ditto.
11406 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11407 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11408 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11409 * tree-scalar-evolution.c (interpret_loop_phi,
11410 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11411 instantiate_parameters_1, scev_const_prop): Ditto.
11412 * cfghooks.c (make_forwarder_block): Ditto.
11413 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11414 * modulo-sched.c (loop_canon_p): Ditto.
11415 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11416 slpeel_can_duplicate_loop_p): Ditto.
11417 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11418 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11419 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11420 cancel_loop, verify_loop_structure): Ditto.
11421 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11422 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11423 superloops vector instead of "pred" array.
11424 (establish_preds): Take father loop as an argument. Initialize the
11426 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11427 Do not initialize loop->outer.
11428 (flow_loop_tree_node_remove): Truncate the superloops vector.
11429 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11430 "pred" merged to "superloops" vector.
11431 (loop_depth, loop_outer): New.
11432 (fel_init): Use loop_outer.
11434 2007-05-11 Jan Hubicka <jh@suse.cz>
11436 * cgraphunit.c: Include gt-cgraphunit.h
11437 (static_ctors, static_dtors): New static vars.
11438 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11439 based on implementation in c-common.c
11440 (cgraph_finalize_function): Call record_cdtor_fn.
11441 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11442 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11443 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11444 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11445 build_cdtor, c_build_cdtor_fns): Remove.
11446 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11447 c_build_cdtor_fns): Remove prototype.
11449 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11452 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11453 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11454 * builtins.c (fold_builtin_memchr): New.
11455 (expand_builtin_memchr): Call the latter.
11456 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11457 * doc/extend.texi ([Other built-in functions provided by GCC]):
11460 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11462 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11463 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11464 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11465 PFPO_OP1_TYPE_SHIFT): Constants added.
11466 (DFP_ALL): Mode macro defined.
11467 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11468 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11469 Insn definitions added.
11470 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11471 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11474 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11476 PR tree-optimization/31885
11477 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11478 NULL_TREE to be undetermined.
11479 (automatically_generated_chrec_p): Return false for NULL.
11481 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11483 * config/bfin/bfin.h (MOVE_RATIO): Define.
11485 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11487 * config.gcc (sparc-wrs-vxworks): New target.
11488 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11489 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11490 * config/sparc/sparc.h: Include vxworks-dummy.h.
11491 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11492 include LABEL_REFs too.
11493 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11494 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11496 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11498 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11499 (sparc_emit_call_insn): New function.
11500 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11501 functions when generating VxWorks PIC.
11502 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11503 (call, call_value): Use sparc_emit_call_insn instead of
11506 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11508 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11510 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11512 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11513 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11514 split_double instead of operand_subword.
11516 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11518 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11519 * config/bfin/bfin.c (bfin_local_alignment): New function.
11520 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11522 2007-05-08 Chao-ying Fu <fu@mips.com>
11524 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11525 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11526 (smsub_widen_optab, umsub_widen_optab): Define.
11527 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11529 * genopinit.c (optabs): Fill in smsub_widen_optab and
11531 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11532 and umsub_widen_optab to implement multiply-subtract sequences.
11533 * config/mips/mips.md (*msac<u>_di): Rename to...
11534 (<u>msubsidi4): ...this. Extend condition to include
11535 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11536 of operand 0 to "ka" and use the three-operand form of msub<u>
11538 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
11541 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11543 PR rtl-optimization/28011
11544 * reload.c (push_reload): Set dont_share if IN appears in OUT
11545 also when IN is a PLUS rtx.
11546 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
11549 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
11551 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
11552 call unshare_all_decls.
11553 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
11554 (unshare_all_decls): Remove.
11556 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
11559 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
11562 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
11563 Nigel Stephens <nigel@mips.com>
11565 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
11566 Update comments and all uses.
11567 (MIN_FPRS_PER_FMT): Define.
11568 * config/mips/mips.c (function_arg): Fix to correctly handle
11569 the -mips32r2 -mfp64 -mabi=32 case.
11570 (override_options): Enable use of odd-numbered registers for
11571 SFmode values on MIPS32.
11572 (mips_save_reg_p): Save whole floating-point register pair if
11573 either half is used.
11574 (compute_frame_size): Fix comment.
11576 2007-05-08 Jie Zhang <jie.zhang@analog.com>
11578 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
11579 argument of type bool.
11580 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
11581 argument. Safely select temporary P register according to it.
11582 (do_link): Change call site of add_to_reg accordingly.
11583 (do_unlink): Add epilogue_p as a fourth argument and pass it
11585 (expand_interrupt_handler_epilogue): Change call of do_unlink
11587 (bfin_expand_prologue): Add a third argument sibcall_p.
11588 * config/bfin/bfin.md (epilogue): Change call of
11589 bfin_expand_epilogue accordingly.
11590 (sibcall_epilogue): Likewise.
11591 (eh_return_internal): Likewise.
11593 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
11594 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
11595 * config/bfin/bfin.c (bfin_handle_option): Handle
11596 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
11597 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
11598 Support bf534, bf536 and bf561.
11599 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
11601 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
11604 * config/i386/i386.c (ix86_function_regparm): Process local
11605 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
11607 2007-05-07 Mike Stump <mrs@apple.com>
11609 * doc/invoke.texi (Warning Options): Document that -Wempty-body
11610 also checks for and while statements in C++.
11612 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
11614 * gcc.c (at_file_supplied): New variable.
11615 (main): Set it if we expanded argv.
11616 (do_spec_1): Pass an @-file to the linker if we were called with
11617 an @-file argument and HAVE_GNU_LD.
11618 * collect2.c (at_file_supplied): New variable.
11619 (response_file): New variable.
11620 (collect_exit): Unlink response_file if necessary.
11621 (handler): Likewise.
11622 (do_wait): Likewise.
11623 (main): Set at_file_supplied if we expanded argv.
11624 (collect_execute): Pass an @-file to subprocesses if we were called
11625 with an @-file argument.
11626 * configure.ac: Add define for HAVE_GNU_LD.
11627 * configure: Regenerate.
11628 * config.in: Regenerate.
11630 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
11632 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
11633 operand to HI mode.
11638 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
11640 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11641 (TARGET_ENCODE_SECTION_INFO): Re-define.
11642 (m32c_encode_section_info): New
11643 (function_vector_handler): New
11644 (current_function_special_page_vector): New
11645 (m32c_special_page_vector_p): New.
11646 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
11648 * config/m32c/jump.md: Added instruction JSRS for functions
11649 with attribute "function_vector".
11650 * doc/extend.texi (function_vector): Added description
11651 for M16C, M32C targets.
11653 2007-05-07 DJ Delorie <dj@redhat.com>
11656 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
11657 ashrpsi3, lshrpsi3): Update shift count constraint.
11659 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
11660 Nathan Froyd <froydnj@codesourcery.com>
11663 * c-incpath.c (add_path): Strip trailing path separators.
11665 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
11667 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
11668 Free dominance info before purging EH edges.
11669 (eliminate_degenerate_phis): Likewise.
11670 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
11672 2007-05-07 Jan Hubicka <jh@suse.cz>
11674 * gimplify.c (gimplify_expr): Do not crash when folding
11675 (void *)(int)&a + 4.
11677 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11680 * c-opts.c (lang_fortran): Make it non static.
11681 * c-common.h (lang_fortran): New prototype.
11682 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
11683 -lang-fortran option was passed by the driver.
11685 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
11687 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
11688 of ASSERT_CHECKING. Tweak message.
11690 2007-05-06 Revital Eres <eres@il.ibm.com>
11693 * loop-unroll.c (insert_var_expansion_initialization):
11694 Initialize the expansions with -zero instead of +zero.
11696 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
11698 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
11699 into pic and non-pic versions. Mark r19 as used for
11700 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
11701 for tgd_load, tld_load and tie_load .
11702 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
11703 version of tgd_load, tld_load and tie_load depending on the
11706 2007-05-04 Ulrich Drepper <drepper@redhat.com>
11707 Jakub Jelinek <jakub@redhat.com>
11709 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
11710 (__do_global_dtors_aux): Use more paranoid loop to run
11711 destructors if HIDDEN_DTOR_LIST_END.
11712 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11714 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11716 * varasm.c (align_variable): Don't increase alignment for
11717 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11718 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11720 2007-05-04 Josh Conner <jconner@apple.com>
11722 * basic-block.h (cdi_direction): Assign values to all enumeration
11724 (dom_computed): Remove.
11725 (dom_info_state): New.
11726 (set_dom_info_availability): New.
11727 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11728 walk_data.dom_direction.
11729 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11730 instead of dom_computed[].
11731 (split_edge): Likewise.
11732 (create_basic_block): Likewise.
11733 (merge_blocks): Likewise.
11734 * ifcvt.c (find_if_header): Likewise.
11735 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11736 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11737 * tree-ssa.c (verify_ssa): Likewise.
11738 * tree-cfg.c (tree_verify_flow_info): Likewise.
11739 (remove_edge_and_dominated_blocks): Likewise.
11740 * dominance.c (dom_computed): Make static.
11741 (calc_dfs_tree_nonrec): Change third param to a bool.
11742 (calc_dfs_tree): Change second param to a bool.
11743 (calc_idioms): Change second param to a bool. Use
11744 dom_convert_dir_to_idx.
11745 (init_dom_info): Validate dir before using.
11746 (dom_convert_dir_to_idx): New.
11747 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11748 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11749 (free_dominance_info): Use dom_convert_dir_to_idx.
11750 (get_immediate_dominator): Likewise.
11751 (set_immediate_dominator): Likewise.
11752 (get_dominated_by): Likewise.
11753 (redirect_immediate_dominators): Likewise.
11754 (nearest_common_denominator): Likewise.
11755 (dominated_by_p): Likewise.
11756 (bb_dom_dfs_in): Likewise.
11757 (bb_dom_dfs_out): Likewise.
11758 (recount_dominator): Likewise.
11759 (iterate_fix_dominators): Likewise.
11760 (add_to_dominance_info): Likewise.
11761 (delete_from_dominance_info): Likewise.
11762 (first_dom_son): Likewise.
11763 (next_dom_son): Likewise.
11764 (dom_info_available_p): Likewise.
11765 (dom_info_state): New.
11766 (set_dom_info_availability): New.
11768 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11770 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11772 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11774 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11776 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11777 (subdi3, subdi_carry): Delete.
11779 2007-05-04 Jan Hubicka <jh@suse.cz>
11780 Richard Guenther <rguenther@suse.de>
11782 * opts.c (decode_options): Do not fiddle with inlining
11783 parameters in case of optimizing for size.
11784 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11785 for size do nothing.
11786 (cgraph_decide_inlining_of_small_function): When optimizing for
11787 size never inline functions increasing caller size.
11788 (cgraph_early_inlining): Inline for size when optimizing for size.
11790 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11792 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11793 logical operations piecewise.
11794 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11795 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11796 subdi_sesidi_di): Delete.
11797 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11798 the generated sequence. Allow three-reg add in constraints. Rewrite
11799 the rtl expression for carry to avoid zero_extend of a constant.
11800 (sub_with_carry): New pattern.
11801 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11802 different sequence not involving jumps.
11803 (notbi): Now a named pattern.
11805 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11807 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11808 Add the note about a significant loss of accuracy of some
11809 mathematical routines when these options are used.
11811 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11813 * haifa-sched.c (rtx_vec_t): New typedef.
11814 (contributes_to_priority_p): Extract piece of priority () into new
11816 (priority): Use the function. Add assertion.
11817 (rank_for_schedule, set_priorities): Add assertion to check that
11818 insn's priority is initialized.
11819 (clear_priorities, calc_priorities): Change signature. Make it update
11820 all relevant insns. Update all callers ('add_to_speculative_block ()'
11821 and 'create_block_check_twin ()').
11822 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11823 Add new field 'priority_status'.
11824 (INSN_PRIORITY_STATUS): New macro.
11825 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11827 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11829 * sched-ebb.c (debug_ebb_dependencies): New static function.
11830 (init_ready_list): Use it.
11832 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11833 with changed signature and 'debug_rgn_dependencies ()'.
11834 (debug_rgn_dependencies): New static function.
11835 (init_ready_list): Use it.
11837 * sched-int.h (debug_dependencies): Declare.
11839 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11841 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11843 2007-05-04 Dirk Mueller <dmueller@suse.de>
11845 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11847 2007-05-03 Jan Hubicka <jh@suse.cz>
11849 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11850 ((T1)X op (T1)Y), for pointer type in more cases than before.
11852 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11854 * tree-object-size.c (plus_expr_object_size): When operand size is
11855 unknown, return unknown.
11857 2007-05-03 Dirk Mueller <dmueller@suse.de>
11859 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11861 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11864 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11866 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11868 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11870 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11872 * config/soft-fp/double.h, config/soft-fp/extended.h,
11873 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11874 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11875 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11876 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11879 2007-05-03 Ian Lance Taylor <iant@google.com>
11881 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11882 MASK_PPC_GFXOPT for 8540 or 8548.
11884 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11886 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11887 vect_print_dump_info() to output debug information.
11889 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11892 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11893 operands of size 2 when operand is not MEM_P.
11895 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11897 PR tree-optimization/30565
11898 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11900 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11902 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11903 (umulsi3_highpart): Use them.
11904 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11905 for final accumulator to D regisster tranfser.
11907 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11909 PR tree-optimization/31699
11910 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11912 (vect_enhance_data_refs_alignment): Compute peel amount using
11913 TYPE_VECTOR_SUBPARTS instead of vf.
11914 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11916 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11919 * system.h: Remove inclusion of double-int.h
11920 * tree.h: Include double-int.h
11921 * gengtype.c: Likewise
11922 * cfgloop.h: Likewise
11923 * Makefile.in: Adjust dependencies on double-int.h
11925 2007-05-02 Eric Christopher <echristo@apple.com>
11927 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11928 -shared to -Zdynamiclib.
11930 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11933 * c-common.c (strip_pointer_or_array_types): New function.
11934 * c-common.h (strip_pointer_or_array_types): New function declaration.
11936 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11938 PR tree-optimization/31771
11939 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11941 2007-05-02 Paul Brook <paul@codesourcery.com>
11943 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11945 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11947 PR middle-end/29715
11948 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11951 2007-05-02 Nick Clifton <nickc@redhat.com>
11953 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11955 2007-05-02 Richard Guenther <rguenther@suse.de>
11957 PR tree-optimization/31146
11958 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11959 argument, single_use_p. If we have a single use that is
11960 a conversion to the definition rhs type, propagate that rhs.
11961 (forward_propagate_addr_expr): Pass single_use_p argument
11962 to forward_propagate_addr_expr_1.
11964 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11966 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11969 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11971 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11972 'AMD Family 10 core'.
11974 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11976 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11977 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11978 with SSE3 instruction set support.
11979 * doc/invoke.texi: Likewise.
11981 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11983 * config/i386/i386.c (override_options): Tuning 32-byte loop
11984 alignment for amdfam10 architecture. Increasing the max loop
11985 alignment to 24 bytes.
11987 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11989 * config/m68k/constraints.md: New.
11990 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11991 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11992 EXTRA_CONSTRAINT): Remove.
11993 * config/m68k/m68k.md: Include constraints.md.
11994 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11996 2007-05-01 Ian Lance Taylor <iant@google.com>
11998 PR tree-optimization/31739
11999 * tree-vrp.c (vrp_val_is_max): New static function.
12000 (vrp_val_is_min): New static function.
12001 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12003 (set_value_range): Use vrp_val_is_{max,min}.
12004 (extract_range_from_assert): Likewise.
12005 (extract_range_from_binary_expr): Likewise.
12006 (extract_range_from_unary_expr): Likewise.
12007 (dump_value_range, vrp_meet): Likewise.
12008 (vrp_visit_phi_node): Likewise.
12009 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12011 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12013 * config/i386/gmon-sol2.c (size_t): New type.
12014 (intptr_t): Likewise.
12015 (s_textsize): Declare as size_t.
12017 (monstartup): Use size_t for sizes.
12018 (_mcount): Save and restore registers.
12019 (internal_mcount): Pass 0 as the first argument to monstartup
12021 (moncontrol): Convert pointer to appropriately sized integer
12022 before passing to profil.
12024 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12026 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12027 __NO_FPRS__, not just if _SOFT_DOUBLE.
12028 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12029 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12030 also for E500 double.
12031 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12032 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12035 2007-05-01 Richard Guenther <rguenther@suse.de>
12037 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12040 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12042 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12044 2007-05-01 Jan Hubicka <jh@suse.cz>
12046 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12049 2007-05-01 Jan Hubicka <jh@suse.cz>
12051 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12052 (maybe_fold_offset_to_reference): Declare.
12053 * fold-const.c (fold_unary): Do not fold
12054 (type *)&A into &A->field_of_type_and_offset_0
12055 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12056 size is unknown, give up.
12057 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12059 (maybe_fold_offset_to_reference): New.
12060 (maybe_fold_stmt_indirect): Use it.
12061 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12062 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12064 (gimplify_expr): Likewise for plus_expr.
12066 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12068 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12069 bsi_after_labels. Always insert statements before bsi.
12070 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12071 * predict.c (apply_return_prediction): Check for empty blocks.
12072 * cfgexpand.c (lab_rtx_for_bb): New variable.
12073 (label_rtx_for_bb): Do not create new tree labels.
12074 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12075 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12076 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12078 (label_for_bb): Add field used.
12079 (update_eh_label, main_block_label): Mark the label used.
12080 (cleanup_dead_labels): Remove unused labels.
12082 2007-05-01 Richard Guenther <rguenther@suse.de>
12084 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12085 if it is not about to be set.
12086 (get_value_range): Do not pre-allocate equiv bitmap.
12087 (update_value_range): No need to clear equiv field.
12088 (add_equivalence): Change prototype to get bitmap pointer.
12089 Allocate bitmap here if it is not already.
12090 (extract_range_from_assert): Do not allocate bitmap here.
12091 Update callers to add_equivalence.
12092 (extract_range_from_ssa_name): Likewise.
12093 (get_vr_for_comparison): New static helper.
12094 (compare_name_with_value): Handle NULL equiv bitmap by
12095 peeling the first iteration of the comparison loop.
12096 Use get_vr_for_comparison.
12097 (compare_names): Handle NULL equiv bitmaps by using fake
12098 ones. Use get_vr_for_comparison.
12100 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12102 * double-int.c (mpz_set_double_int): Moved from
12103 tree-ssa-loop-niter.c.
12104 (mpz_get_double_int): Likewise; also, add option to wrap
12105 out-of-range integers.
12106 * double-int.h: New prototypes for above.
12107 * tree.c (get_static_type_bounds): Moved from
12108 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
12109 TYPE_MAX_VALUE if they exist..
12110 * tree.h: New prototype for above.
12111 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
12112 get_type_bounds calls.
12113 (mpz_set_double_int): Move to double-int.c.
12114 (get_type_bounds): Move to tree.c, rename to
12115 get_static_type_bounds.
12116 (mpz_to_double_int): Move to double-int.c, rename to
12117 mpz_get_double_int.
12119 2007-04-30 Bob Wilson <bob.wilson@acm.org>
12121 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
12122 DIV0 exception can fall through to a normal return.
12124 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
12126 PR middle-end/22156
12127 Temporarily revert:
12128 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12129 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12130 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12131 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12132 initialize align to silence bogus warning.
12133 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12134 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12136 (struct sra_walk_fns): Remove use_all parameter from use.
12137 (sra_hash_tree): Handle BIT_FIELD_REFs.
12138 (sra_elt_hash): Don't hash bitfld blocks.
12139 (sra_elt_eq): Skip them in parent compares as well. Handle
12141 (sra_walk_expr): Don't maintain or pass down use_all_p.
12142 (scan_use): Remove use_all parameter.
12143 (scalarize_use): Likewise. Re-expand assignment to
12144 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12145 output, and re-scalarize after output. Don't mark anything
12147 (scalarize_ldst): Adjust.
12148 (scalarize_walk_gimple_modify_statement): Likewise.
12149 (build_element_name_1): Handle BIT_FIELD_REFs.
12150 (instantiate_element): Don't warn for any element whose parent
12151 is used as a whole.
12152 (instantiate_missing_elements_1): Return the sra_elt.
12153 (canon_type_for_field): New.
12154 (try_instantiate_multiple_fields): New.
12155 (instantiate_missing_elemnts): Use them.
12156 (mark_no_warning): Removed.
12157 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12158 (REPLDUP, sra_build_elt_assignment): New.
12159 (generate_copy_inout): Use them.
12160 (generate_element_copy): Likewise. Handle bitfld differences.
12161 (generate_element_zero): Don't recurse for blocks. Use
12162 sra_build_elt_assignment.
12163 (generate_one_element_int): Take elt instead of var. Use
12164 sra_build_elt_assignment.
12165 (generate_element_init_1): Adjust.
12166 (scalarize_use, scalarize_copy): Use REPLDUP.
12167 (scalarize_ldst): Move assert before dereference.
12168 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12170 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12173 * tree.c (reconstruct_complex_type): Reconstruct a reference
12175 Also use the same mode for the pointer as the old pointer type.
12177 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12179 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12182 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12184 PR rtl-optimization/31676
12185 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12186 (df_refs_record): Call it.
12188 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12190 * rtl.def (SS_ABS): New code.
12191 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12192 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12193 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12194 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12195 (bfin_init_builtins): Define them.
12196 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12197 (bfin_expand_builtin): ... and handle the others here.
12198 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12199 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12200 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12201 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12202 operand is only HImode.
12204 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12206 * regclass.c (scan_one_insn): Remove splitting of
12209 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12210 Nigel Stephens <nigel@mips.com>
12212 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12214 2007-04-28 Jan Hubicka <jh@suse.cz>
12216 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12217 insn_locators_alloc instead of insn_locators_initialize;
12218 call reset_block_changes.
12219 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12220 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12221 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12222 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12223 * config/score/score.c (th_output_mi_thunk): Likewise.
12224 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12225 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12226 tolerate uninitialized locator info.
12229 * function.c (init_function_start): Don't init line number info.
12230 (expand_function_end): Update.
12231 (reset_block_changes, record_block_change, finalize_block_changes,
12232 check_block_change, free_block_changes): Kill.
12233 * function.h (reset_block_changes, record_block_change,
12234 finalize_block_changes, check_block_change, free_block_changes):
12236 (struct function): Remove ib_boundaries_block.
12237 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12238 Use curr_insn_locator to initialize locator.
12239 (emit_line_note): Remove.
12240 * cfgexpand.c (expand_gimple_cond_expr): Update.
12241 (construct_exit_block): Likewise.
12242 (tree_expand_cfg): Initialize/finalize locators.
12243 * expr.c (expand_expr_real): Update.
12244 * cfglayout.c (line_locators_locs, line_locators_lines,
12245 file_locators_locs, file_locators_files): Remove.
12246 (set_block_levels): Move to cfgexpand.c.
12247 (insn_locators_initialize): Remove.
12248 (pass_insn_locators_initialize): Remove.
12249 (locations_locators_locs, locations_locators_vals): New static vars.
12250 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12252 (insn_locators_alloc, insn_locators_finalize,
12253 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12255 (locator_location): New.
12256 (locator_line, locator_file): Rewrite.
12257 * rtl.h (emit_line_note): Kill.
12258 (insn_locators_alloc, insn_locators_finalize,
12259 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12261 * tree-inline.c (initialize_cfun): Do not initialize
12262 ib_boundaries_block.
12263 * passes.c (pass_insn_locators_initialize): Remove.
12265 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12267 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12268 info. Update last_basic_block correctly.
12270 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12273 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12274 register itself to hold the offset constant. Tell flow the use
12275 of r4 and r5 when they are used.
12277 2007-04-27 Richard Guenther <rguenther@suse.de>
12279 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12280 if we simplified anything.
12281 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12282 warnings until we did a simplification and the stmt was not
12283 marked as TREE_NO_WARNING.
12285 2007-04-27 Mike Stump <mrs@apple.com>
12287 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12289 2007-04-27 Ian Lance Taylor <iant@google.com>
12291 PR middle-end/31710
12292 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12293 TYPE_MAX_VALUE exist, convert them to the new type.
12295 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12297 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12298 if it claims to be available.
12299 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12300 edge is redirected.
12301 (perform_tree_ssa_dce): Always free postdominators.
12303 2007-04-27 Richard Henderson <rth@redhat.com>
12305 * config/alpha/predicates.md (aligned_memory_operand): Mark
12306 as define_special_predicate.
12307 (unaligned_memory_operand, normal_memory_operand): Likewise.
12308 (reg_or_unaligned_mem_operand): Remove.
12309 (any_memory_operand): Match the documentation and check for
12310 non-renumbered pseudos during reload.
12311 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12312 alpha_secondary_reload_class, update to new interface, make static.
12313 Handle CQImode like HImode. Remove FP subreg check.
12314 (alpha_expand_mov): Use replace_equiv_address.
12315 (alpha_expand_mov_nobwx): Use any_memory_operand.
12316 (TARGET_SECONDARY_RELOAD): New.
12317 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12318 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12319 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12320 * config/alpha/alpha.md: ... here.
12321 (RELOAD12, reloadmode): New.
12323 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12324 Don't handle the aligned case here.
12325 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12326 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12327 reload_inhi_help. Don't expect a scratch register.
12328 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12330 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12332 2007-04-27 Richard Guenther <rguenther@suse.de>
12334 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12336 2007-04-27 Richard Guenther <rguenther@suse.de>
12338 PR tree-optimization/30965
12339 PR tree-optimization/30978
12340 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12341 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12342 (find_equivalent_equality_comparison): Likewise.
12343 (simplify_cond): Likewise.
12344 (get_prop_source_stmt): New helper.
12345 (get_prop_dest_stmt): Likewise.
12346 (can_propagate_from): Likewise.
12347 (remove_prop_source_from_use): Likewise.
12348 (combine_cond_expr_cond): Likewise.
12349 (forward_propagate_comparison): New function.
12350 (forward_propagate_into_cond): Rewrite to use fold for
12352 (tree_ssa_forward_propagate_single_use_vars): Call
12353 forward_propagate_comparison to propagate comparisons.
12355 2007-04-27 Richard Guenther <rguenther@suse.de>
12357 PR tree-optimization/31715
12358 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12359 sure to do computation on the offset in an appropriate
12362 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12364 * reload.h (elimination_target_reg_p): Declare.
12365 * reload.c (find_reloads): Don't apply the reg_rtx move
12366 optimization if the SET_DEST satisfies elimination_target_reg_p.
12367 * reload1.c (elimination_target_reg_p): New function.
12368 (gen_reload): In the move/add2 fallback, make sure that op0
12369 does not overlap the destination register.
12371 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12373 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12374 transform only GIMPLE_MODIFY_STMTs.
12375 * tree-complex.c (expand_complex_operations_1): Ditto.
12376 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12377 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12378 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12380 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12381 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12382 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12383 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12384 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12385 slpeel_add_loop_guard): Ditto.
12386 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12387 * lambda-code.c (perfect_nestify): Ditto.
12388 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12389 before the first statement.
12390 * tree-optimize.c (execute_free_datastructures): Fix comments.
12391 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12392 * tree-flow.h (disband_implicit_edges): Declaration removed.
12393 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12395 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12396 COND_EXPRs without gotos.
12397 (disband_implicit_edges, has_label_p): Removed.
12398 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12399 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12401 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12403 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12404 also for COND_EXPRs.
12405 * cfgexpand.c (label_rtx_for_bb): New function.
12406 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12407 Use label_rtx_for_bb to find the labels.
12408 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12409 last block. Detect fallthru edges.
12411 2007-04-26 Ian Lance Taylor <iant@google.com>
12414 * reload.c (find_reloads_subreg_address): If the address was valid
12415 in the original mode but not in the new mode, reload the whole
12418 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12420 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12421 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12422 (cleanup_control_expr_graph): Do not invalidate dominance info.
12423 Record altered blocks.
12424 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12425 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12426 cleanup_tree_cfg_bb): New functions.
12427 (remove_forwarder_block): Do not maintain the worklist of blocks.
12428 Record altered blocks.
12429 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12430 not over whole cfg.
12431 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12432 delete_unreachable_blocks if dominators are not available.
12433 * tree-inline.c (optimize_inline_calls): Free dominance information
12435 * tree-flow.h (remove_edge_and_dominated_blocks,
12436 cfgcleanup_altered_bbs): Altered.
12437 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12439 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12441 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12442 do not invalidate dominators.
12444 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12446 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12447 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12448 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12449 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12451 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12453 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12455 2007-04-26 Richard Guenther <rguenther@suse.de>
12457 PR tree-optimization/31703
12458 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12459 the right type for the target of the bittest.
12461 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12463 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12464 ix86_sol10_return_in_memory.
12466 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12468 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12471 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12474 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12476 PR tree-optimization/30558
12477 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12478 clear this_state.prev_try.
12480 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12481 Mark Mitchell <mark@codesourcery.com>
12483 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12484 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12485 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12487 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12490 * doc/invoke.texi (%:print-asm-header): Document.
12491 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12493 (static_spec_functions): Add print-asm-header.
12494 (main): Print a banner before the --target-help linker options.
12495 (print_asm_header_spec_function): New function.
12497 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12500 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12501 (movsf_ie): Likewise.
12503 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12505 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12507 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12509 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12510 exception for divide-by-zero.
12511 (__umodsi3, __modsi3): Likewise.
12513 2007-04-25 Dirk Mueller <dmueller@suse.de>
12515 * c-typeck.c (build_compound_expr): Annotate warning()
12516 call with OPT_Wunused_value.
12517 * tree-ssa.c (warn_uninit): Annotate warning with
12519 * c-common.c (handle_sentinel_attribute): Annotate warning
12520 call with OPT_Wattributes.
12522 2007-04-25 Thiemo Seufer <ths@mips.com>
12524 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12525 (mips16): Fix typo.
12526 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12527 on to the assembler. Improve handling of -mno-mips16. Add handling
12528 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12529 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12530 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12531 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12533 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
12536 * config/i386/winnt.c (i386_pe_file_end): Strip only
12537 USER_LABEL_PREFIX when writing export name.
12539 2007-04-25 Richard Sandiford <richard@codesourcery.com>
12541 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
12542 sh/elf.h, vx-common.h and vxworks.h.
12543 * config/sh/sh.h: Include config/vxworks-dummy.h.
12544 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12545 (OVERRIDE_OPTIONS): Use it.
12546 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
12547 (vxworks_picreg): New pattern.
12548 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
12549 VXWORKS_OS_CPP_BUILTINS.
12550 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
12551 to their VXWORKS_* equivalents.
12552 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12553 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
12554 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
12555 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
12556 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
12557 -mrtp/-fPIC multilibs.
12558 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
12559 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
12560 (MULTILIB_OSDIRNAMES): Delete.
12562 2007-04-25 Anatoly Sokolov <aesok@post.ru>
12565 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
12567 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
12569 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
12570 rounding mode to be specified by the caller.
12571 (real_to_mpfr) Likewise.
12572 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
12573 include new arguments.
12574 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
12576 2007-04-24 Ian Lance Taylor <iant@google.com>
12578 PR tree-optimization/31605
12579 * tree-vrp.c (set_value_range): Check that min and max are not
12580 both overflow infinities.
12581 (set_value_range_to_value): New static function.
12582 (extract_range_from_binary_expr): Call set_value_range_to_value.
12583 (extract_range_from_cond_expr): Likewise.
12584 (extract_range_from_expr): Likewise.
12585 (extract_range_from_unary_expr): Likewise. Don't create a range
12586 which overflows on both sides.
12587 (vrp_meet): Check for a useless range.
12588 (vrp_visit_phi_node): If we see a constant which looks like an
12589 overflow infinity, turn off the TREE_OVERFLOW flag.
12591 2007-04-24 Ian Lance Taylor <iant@google.com>
12593 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
12595 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
12597 PR diagnostic/25923
12598 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
12599 diagnostic message is being built.
12600 * tree-pretty-print.c (dump_generic_node): Only write the
12601 formatted text into BUFFER's stream if we are not building a
12602 diagnostic message.
12603 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
12605 * Makefile.in (toplev.o): Depend on tree-pass.h.
12607 2007-04-24 Ian Lance Taylor <iant@google.com>
12609 PR tree-optimization/31602
12610 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
12611 conditionals in the copied loop header.
12612 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
12613 warnings if TREE_NO_WARNING is set.
12614 * doc/invoke.texi (Warning Options): Clarify that
12615 -Wstrict-overflow does not warn about loops.
12617 2007-04-24 Janis Johnson <janis187@us.ibm.com>
12619 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
12620 expand on the comment about _Decimal128 arguments and check the
12621 integer result of the modulus operation; for 64-bit ELF ABI, ensure
12622 that _Decimal128 argument uses even/odd register pair.
12623 (function_arg): Ditto.
12625 2007-04-24 Hui-May Chang <hm.chang@apple.com>
12627 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
12628 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
12630 2007-04-24 Richard Guenther <rguenther@suse.de>
12631 Olga Golovanevsky <olga@il.ibm.com>
12633 * fold-const.c (multiple_of_p): Check for bottom
12636 2007-04-24 Richard Henderson <rth@redhat.com>
12638 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
12639 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
12640 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
12641 looking for non-zero bits shifted out. Avoid a recursive call
12642 when constructing the scalar.
12643 (__floatundisf): Likewise.
12645 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
12647 * dwarf2out.c (field_byte_offset): Move the existing logic
12648 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
12649 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
12651 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12654 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
12655 length argument of 0 for memset.
12656 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
12657 unsigned shift instead of the signed variant.
12659 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12661 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
12662 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
12663 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
12664 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
12665 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
12666 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
12667 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
12668 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
12669 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
12670 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
12671 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
12672 "mul<mode>3", "div<mode>3"): Insn definitions added.
12673 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
12674 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
12675 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
12676 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
12677 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
12678 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
12679 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
12680 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
12681 TARGET_FLOAT_FORMAT): Macro definitions removed.
12682 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
12683 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
12684 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
12685 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
12686 (s390_gen_rtx_const_DI): Function removed.
12687 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
12689 2007-04-24 Richard Sandiford <richard@codesourcery.com>
12691 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
12692 over an external ffs function.
12694 2007-04-24 Chao-ying Fu <fu@mips.com>
12695 Richard Sandiford <richard@nildram.co.uk>
12697 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
12698 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
12699 (smadd_widen_optab, umadd_widen_optab): Define.
12700 * optabs.c (init_optabs): Initialize smadd_widen_optab and
12702 * genopinit.c (optabs): Fill in smadd_widen_optab and
12704 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
12705 and umadd_widen_optab to implement multiply-add sequences.
12706 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
12707 (<u>maddsidi4): ...this. Extend condition to include
12708 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12709 of operand 0 to "ka" and use the three-operand form of madd<u>
12711 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12713 * config/mips/constraints.md (ka): New register constraint.
12715 2007-04-24 Jan Hubicka <j@suse.cz>
12719 2007-04-23 Jan Hubicka <jh@suse.cz>
12720 * function.c (init_function_start): Don't init line number info.
12721 (expand_function_end): Update.
12722 (reset_block_changes, record_block_change, finalize_block_changes,
12723 check_block_change, free_block_changes): Kill.
12724 * function.h (reset_block_changes, record_block_change,
12725 finalize_block_changes, check_block_change, free_block_changes):
12727 (struct function): Remove ib_boundaries_block.
12728 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12729 Use curr_insn_locator to initialize locator.
12730 (emit_line_note): Remove.
12731 * cfgexpand.c (expand_gimple_cond_expr): Update.
12732 (construct_exit_block): Likewise.
12733 (tree_expand_cfg): Initialize/finalize locators.
12734 * expr.c (expand_expr_real): Update.
12735 * cfglayout.c (line_locators_locs, line_locators_lines,
12736 file_locators_locs, file_locators_files): Remove.
12737 (set_block_levels): Move to cfgexpand.c.
12738 (insn_locators_initialize): Remove.
12739 (pass_insn_locators_initialize): Remove.
12740 (locations_locators_locs, locations_locators_vals): New static vars.
12741 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12743 (insn_locators_alloc, insn_locators_finalize,
12744 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12746 (locator_location): New.
12747 (locator_line, locator_file): Rewrite.
12748 * rtl.h (emit_line_note): Kill.
12749 (insn_locators_alloc, insn_locators_finalize,
12750 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12752 * tree-inline.c (initialize_cfun): Do not initialize
12753 ib_boundaries_block.
12754 * passes.c (pass_insn_locators_initialize): Remove.
12756 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12758 * doc/invoke.texi: Removed leading '-' from option index entries.
12760 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12762 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12764 (create_phi_node): Use set_phi_nodes.
12765 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12766 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12767 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12768 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12769 (bsi_start, bsi_last): Use bb_stmt_list.
12770 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12771 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12772 Traverse the statements using tsi iterator.
12773 * basic-block.h (struct basic_block_def): Fields stmt_list
12774 and phi_nodes moved to ...
12775 (struct tree_bb_info): ... new structure.
12776 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12777 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12778 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12779 (tree_verify_flow_info): Verify that il.tree is not set for
12780 entry and exit block.
12781 (tree_split_block): Use set_bb_stmt_list.
12783 2007-04-23 Mike Stump <mrs@apple.com>
12785 * config/i386/i386.c (ix86_tune_features
12786 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12789 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12791 * config/i386/i386.md (prefix_extra): New attribute.
12792 (length): Add prefix_extra.
12794 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12795 (sse2_movntv2di): Likewise.
12796 (sse2_cvtps2dq): Likewise.
12797 (sse2_cvtpd2pi): Likewise.
12798 (sse2_cvttpd2pi): Likewise.
12799 (*sse2_cvtpd2ps): Likewise.
12800 (*add<mode>3): Likewise.
12801 (sse2_ssadd<mode>3): Likewise.
12802 (sse2_usadd<mode>3): Likewise.
12803 (*sub<mode>3): Likewise.
12804 (sse2_sssub<mode>3): Likewise.
12805 (sse2_ussub<mode>3): Likewise.
12806 (*mulv8hi3): Likewise.
12807 (*smulv8hi3_highpart): Likewise.
12808 (*umulv8hi3_highpart): Likewise.
12809 (sse2_umulv2siv2di3): Likewise.
12810 (sse2_pmaddwd): Likewise.
12811 (ashr<mode>3): Likewise.
12812 (lshr<mode>3): Likewise.
12813 (ashl<mode>3): Likewise.
12814 (sse2_ashlti3): Likewise.
12815 (sse2_lshrti3): Likewise.
12816 (*umaxv16qi3): Likewise.
12817 (*smaxv8hi3): Likewise.
12818 (*uminv16qi3): Likewise.
12819 (*sminv8hi3): Likewise.
12820 (sse2_eq<mode>3): Likewise.
12821 (sse2_gt<mode>3): Likewise.
12822 (*and<mode>3): Likewise.
12823 (sse2_nand<mode>3): Likewise.
12824 (*ior<mode>3): Likewise.
12825 (*xor<mode>3): Likewise.
12826 (sse2_packsswb): Likewise.
12827 (sse2_packssdw): Likewise.
12828 (sse2_packuswb): Likewise.
12829 (sse2_punpckhbw): Likewise.
12830 (sse2_punpcklbw): Likewise.
12831 (sse2_punpckhwd): Likewise.
12832 (sse2_punpcklwd): Likewise.
12833 (sse2_punpckhdq): Likewise.
12834 (sse2_punpckldq): Likewise.
12835 (sse2_punpckhqdq): Likewise.
12836 (sse2_punpcklqdq): Likewise.
12837 (*sse2_pinsrw): Likewise.
12838 (*sse2_pextrw): Likewise.
12839 (sse2_pshufd_1): Likewise.
12840 (sse2_uavgv16qi3): Likewise.
12841 (sse2_uavgv8hi3): Likewise.
12842 (sse2_psadbw): Likewise.
12843 (sse2_pmovmskb): Likewise.
12844 (*sse2_maskmovdqu): Likewise.
12845 (*sse2_maskmovdqu_rex64): Likewise.
12846 (sse4a_extrqi): Likewise.
12847 (sse4a_extrq): Likewise.
12848 (sse3_lddqu): Set prefix_rep.
12849 (sse3_addsubv4sf3): Likewise.
12850 (sse3_haddv4sf3): Likewise.
12851 (sse3_hsubv4sf3): Likewise.
12852 (sse_cvtss2si): Likewise.
12853 (sse_cvtss2si_2): Likewise.
12854 (sse_cvtss2siq): Likewise.
12855 (sse_cvtss2siq_2): Likewise.
12856 (sse_cvttss2si): Likewise.
12857 (sse_cvttss2siq): Likewise.
12858 (sse2_cvttps2dq): Likewise.
12859 (sse3_movshdup): Likewise.
12860 (sse3_movsldup): Likewise.
12861 (sse2_cvtsd2si): Likewise.
12862 (sse2_cvtsd2si_2): Likewise.
12863 (sse2_cvtsd2siq): Likewise.
12864 (sse2_cvtsd2siq_2): Likewise.
12865 (sse2_cvttsd2si): Likewise.
12866 (sse2_cvttsd2siq): Likewise.
12867 (*sse2_cvtpd2dq): Likewise.
12868 (*sse2_cvttpd2dq): Likewise.
12869 (sse2_pshuflw_1): Likewise.
12870 (sse2_pshufhw_1): Likewise.
12871 (sse4a_insertqi): Likewise.
12872 (sse4a_insertq): Likewise.
12873 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12874 (ssse3_phadddv4si3): Likewise.
12875 (ssse3_phaddswv8hi3): Likewise.
12876 (ssse3_phsubwv8hi3): Likewise.
12877 (ssse3_phsubdv4si3): Likewise.
12878 (ssse3_phsubswv8hi3): Likewise.
12879 (ssse3_pmaddubswv8hi3): Likewise.
12880 (ssse3_pmulhrswv8hi3): Likewise.
12881 (ssse3_pshufbv16qi3): Likewise.
12882 (ssse3_psign<mode>3): Likewise.
12883 (ssse3_palignrti): Likewise.
12884 (abs<mode>2): Likewise.
12885 (ssse3_phaddwv4hi3): Set prefix_extra.
12886 (ssse3_phadddv2si3): Likewise.
12887 (ssse3_phaddswv4hi3): Likewise.
12888 (ssse3_phsubwv4hi3): Likewise.
12889 (ssse3_phsubdv2si3): Likewise.
12890 (ssse3_phsubswv4hi3): Likewise.
12891 (ssse3_pmaddubswv4hi3): Likewise.
12892 (ssse3_pmulhrswv4hi3): Likewise.
12893 (ssse3_pshufbv8qi3): Likewise.
12894 (ssse3_psign<mode>3): Likewise.
12895 (ssse3_palignrdi): Likewise.
12896 (abs<mode>2): Likewise.
12897 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12898 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12899 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12901 2007-04-23 Nick Clifton <nickc@redhat.com>
12903 * params.def: Fix formatting of emacs local variables.
12905 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12907 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12908 move if inter-unit move isn't allowed.
12909 Don't split moving the first element of V2DI to DI to inter-unit
12910 move if inter-unit move isn't allowed.
12912 2007-04-23 Richard Guenther <rguenther@suse.de>
12914 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12915 and CDI_POST_DOMINATORS separately.
12917 2007-04-23 Nick Clifton <nickc@redhat.com>
12919 * c.opt (Wformat-contains-nul): Add warning attribute.
12921 2007-04-23 Jan Hubicka <jh@suse.cz>
12923 * function.c (init_function_start): Don't init line number info.
12924 (expand_function_end): Update.
12925 (reset_block_changes, record_block_change, finalize_block_changes,
12926 check_block_change, free_block_changes): Kill.
12927 * function.h (reset_block_changes, record_block_change,
12928 finalize_block_changes, check_block_change, free_block_changes):
12930 (struct function): Remove ib_boundaries_block.
12931 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12932 Use curr_insn_locator to initialize locator.
12933 (emit_line_note): Remove.
12934 * cfgexpand.c (expand_gimple_cond_expr): Update.
12935 (construct_exit_block): Likewise.
12936 (tree_expand_cfg): Initialize/finalize locators.
12937 * expr.c (expand_expr_real): Update.
12938 * cfglayout.c (line_locators_locs, line_locators_lines,
12939 file_locators_locs, file_locators_files): Remove.
12940 (set_block_levels): Move to cfgexpand.c.
12941 (insn_locators_initialize): Remove.
12942 (pass_insn_locators_initialize): Remove.
12943 (locations_locators_locs, locations_locators_vals): New static vars.
12944 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12946 (insn_locators_alloc, insn_locators_finalize,
12947 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12949 (locator_location): New.
12950 (locator_line, locator_file): Rewrite.
12951 * rtl.h (emit_line_note): Kill.
12952 (insn_locators_alloc, insn_locators_finalize,
12953 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12955 * tree-inline.c (initialize_cfun): Do not initialize
12956 ib_boundaries_block.
12957 * passes.c (pass_insn_locators_initialize): Remove.
12959 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12961 PR middle-end/31448
12962 * expr.c (reduce_to_bit_field_precision): Handle
12965 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12967 PR tree-optimization/24659
12968 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12969 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12970 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12971 * genopinit.c (optabs): Rename vec_pack_mod_optab
12972 to vec_pack_trunc_optab.
12973 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12974 early for scalar floating point operands for NOP_EXPR.
12975 (vectorizable_type_promotion): Ditto.
12976 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12977 vec_pack_trunc_optab.
12978 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12980 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12981 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12982 Rename from VEC_PACK_MOD_EXPR.
12983 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12984 * expr.c (expand_expr_real_1): Ditto.
12985 * tree-inline.c (estimate_num_insns_1): Ditto.
12986 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12988 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12989 (vec_unpacks_lo_v4sf): Ditto.
12990 (vec_pack_trunc_v2df): Ditto.
12991 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12992 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12993 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12995 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12997 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12999 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13000 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13001 packing of floating point operands.
13002 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13003 represent unpacking of floating point operands.
13004 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13005 [vec_unpacks_hi]: Ditto.
13006 [vec_unpacks_lo]: Ditto.
13008 2007-04-22 Jan Hubicka <jh@suse.cz>
13010 * final.c (rest_of_handle_final): Call
13011 targetm.asm_out.constructor/targetm.asm_out.destructor
13012 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13013 proper priority via decl_*_priority_insert.
13014 * c-common.c (c_expand_body): Likewise.
13016 2007-04-22 Richard Guenther <rguenther@suse.de>
13018 PR tree-optimization/29789
13019 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13020 (rewrite_reciprocal): New helper split out from
13021 determine_invariantness_stmt.
13022 (rewrite_bittest): Likewise.
13023 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13024 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13027 2007-04-22 Revital Eres <eres@il.ibm.com>
13029 * loop-unroll.c (var_to_expand): New field to support also
13030 insns of the form x = something + x.
13031 (analyze_insn_to_expand_var): Use it.
13032 (expand_var_during_unrolling): Likewise.
13034 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13036 * predict.c: Include pointer-set.h.
13037 (bb_predictions): New variable.
13038 (tree_predicted_by_p, tree_predict_edge,
13039 remove_predictions_associated_with_edge): Use bb_predictions map
13040 instead of bb->predictions.
13041 (clear_bb_predictions, assert_is_empty): New functions.
13042 (combine_predictions_for_bb): Use bb_predictions map. Call
13043 clear_bb_predictions.
13044 (tree_estimate_probability): Create and free bb_predictions map.
13045 * Makefile.in (predict.o): Add pointer-set.h dependency.
13046 * basic-block.h (struct basic_block_def): Remove predictions
13048 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13050 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13053 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13056 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13058 * timevar.c (timevar_print): Change reference of --disable-checking to
13059 --enable-checking=release. Also warn if assert checking is disabled.
13061 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13064 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13065 decl as addressable if the compound literal was marked as
13067 Mark the decl as a gimple register if it is a complex or
13068 vector decl and does not live in memory.
13070 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13072 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13073 (GENERIC_NEXT): New function macro.
13074 (PHI_CHAIN): Use phi_node's new chain variable.
13075 (tree_phi_node): Change tree_common to tree_base
13076 and add the chain field.
13077 * tree-phinodes.c (make_phi_node): Don't set
13078 TREE_TYPE on the new node.
13079 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13080 instead of checking GIMPLE_TUPLE_P in chain_next.
13081 * tree-vect-transform.c
13082 (get_initial_def_for_induction): Look at
13083 PHI_RESULT_TREE for the type of the phi node.
13084 (update_vuses_to_preheader): Use PHI_CHAIN
13085 instead of TREE_CHAIN on the phi node.
13086 * tree-ssa-structalias.c (compute_points_to_sets):
13088 (ipa_pta_execute): Likewise.
13090 2007-04-21 Richard Guenther <rguenther@suse.de>
13092 PR middle-end/31136
13093 * fold-const.c (fold_unary): Call fold_convert_const on the
13096 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13098 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13099 (store_killed_in_pat): New.
13101 2007-04-20 Richard Henderson <rth@redhat.com>
13104 * config/i386/i386.c (type_has_variadic_args_p): Look for any
13105 TREE_LIST with a void_type_node value, not void_list_node exactly.
13107 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
13109 * doc/standards.texi: Re-arrange into language-specific
13110 subsections. Add a C++ section, documenting which standards we
13113 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13115 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
13116 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
13118 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
13120 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
13121 ecrti.o and crtbegin.o.
13122 (LIB_DEFAULT_SPEC): Include -lc.
13123 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
13125 2007-04-20 Richard Henderson <rth@redhat.com>
13128 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
13129 argument; update all callers.
13130 (get_unaligned_offset): New.
13131 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
13132 get_unaligned_address, just pass on the address directly.
13133 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
13134 the subreg in the helper patterns.
13135 (unaligned_extendqidi_le): Use get_unaligned_offset.
13136 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
13137 (unaligned_extendhidi_be): Likewise.
13138 (unaligned_extendhidi): Tidy.
13139 * config/alpha/alpha-protos.h: Update.
13141 2007-04-20 Richard Henderson <rth@redhat.com>
13143 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
13144 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
13145 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
13146 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13147 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13148 (CPP_SPEC): Don't include %(cpp_subtarget).
13149 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13150 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13151 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13153 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13155 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13156 for __builtin_ia32_cmpordss.
13158 PR tree-optimization/31632
13159 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13160 and arg1 for optimizations of comparison against min/max values.
13161 Fold arg0 to arg1's type for optimizations of comparison against
13162 min+1 and max-1 values.
13164 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13166 * reload.c (combine_reloads): When trying to use a dying register,
13167 check whether it's uninitialized and don't use if so.
13169 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13171 * fold-const.c: Remove prototypes for native_encode_expr and
13172 native_interpret_expr.
13173 (native_encode_expr): Make non-static.
13174 (native_interpret_expr): Likewise.
13175 * tree.h: Add prototypes for the above.
13177 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13179 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13180 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13181 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13182 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13183 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13184 Add length attributes.
13186 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13188 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13191 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13192 __STDC_WANT_DEC_FP__.
13194 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13196 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13197 for long double compatibility.
13198 * configure: Regenerate.
13200 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13202 PR rtl-optimization/29841
13203 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13205 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13206 that may cause control flow transfer from being moved.
13208 2007-04-18 Jan Hubicka <jh@suse.cz>
13210 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13213 2007-04-18 Eric Christopher <echristo@apple.com>
13215 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13216 only. Update operands.
13217 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13218 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13219 link register to pic register.
13221 2007-04-18 Dirk Mueller <dmueller@suse.de>
13223 PR diagnostic/31227
13224 * tree-vrp.c (search_for_addr_array): New.
13225 (check_array_bounds): Suppress warning about
13226 address taken of array refs if its not de-referenced.
13228 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13230 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13231 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13233 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13234 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13235 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13237 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13239 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13241 (vect_analyze_scalar_cycles): Fix indentation.
13242 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13243 (vect_mark_relevant): Include phis in relevance analysis.
13245 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13247 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13249 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13250 output_operand_lossage().
13252 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13254 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13255 the unused code for reduction without adjust-in-epilog to simplify the
13258 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13260 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13261 (S390_TDC_NEGATIVE_ZERO): New constant.
13262 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13263 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13264 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13265 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13266 (S390_TDC_POSITIVE_INFINITY): New constant.
13267 (S390_TDC_NEGATIVE_INFINITY): New constant.
13268 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13269 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13270 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13271 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13272 (S390_TDC_INFINITY): New constant.
13273 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13274 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13275 optimization for UNSPEC_CCZ_TO_INT.
13276 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13277 ("*ccz_to_int"): New insn.
13278 ("isinf<mode>2"): New insn.
13279 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13280 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13281 (UNSPEC_CCZ_TO_INT): New constant.
13283 2007-04-18 Richard Guenther <rguenther@suse.de>
13285 PR tree-optimization/19431
13286 PR tree-optimization/21463
13287 * tree-pass.h (pass_phiprop): Declare.
13288 * passes.c (init_optimization_passes): New phiprop pass.
13289 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13290 (phivn_valid_p): New helper function.
13291 (phiprop_insert_phi): Likewise.
13292 (propagate_with_phi): Likewise.
13293 (tree_ssa_phiprop): New propagator propagating loads
13294 through phi nodes if profitable.
13296 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13298 * tree-vect-analyze.c (process_use): New function.
13299 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13300 Check phis in all bbs.
13301 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13304 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13306 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13309 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13312 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13315 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13317 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13319 (sse_vmmulv4sf3): Likewise.
13320 (sse2_vmaddv2df3): Likewise.
13321 (sse2_vmmulv2df3): Likewise.
13323 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13325 PR rtl-optimization/31360
13326 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13327 (target_reg_cost): New.
13328 (init_set_costs): Initialize target_reg_cost. Add comments
13329 regarding the rationale of the costs.
13330 (global_cost_for_size): Renamed to...
13331 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13332 of register pressure.
13333 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13334 estimate_reg_pressure_cost. Add number of ivs.
13335 (determine_set_costs): Dump target_reg_cost.
13336 * loop-invariant.c (gain_for_invariant): Use
13337 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13338 (best_gain_for_invariant, find_invariants_to_move): Remove
13340 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13341 (target_reg_cost): Declare.
13342 (global_cost_for_size): Declaration removed.
13343 (estimate_reg_pressure_cost): Declare.
13345 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13347 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13348 regnos into even/odd register pairs.
13349 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13350 TDmode similar to the other floating point modes.
13351 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13352 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13354 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13355 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13356 (movdd_hardfloat64): Use TARGET_MFPGPR.
13358 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13360 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13363 2005-01-05 Richard Henderson <rth@redhat.com>
13365 * reload1.c (do_input_reload): Restrict the optimization deleteing
13366 a previous output reload to RELOAD_FOR_INPUT.
13368 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13370 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13371 induc_vec_info_type.
13372 (vectorizable_induction): New function declaration.
13373 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13374 check if already vectorized. Find first place in BB where new stmts
13375 can be inserted. Takes only one argument.
13376 (vectorizable_induction): New function.
13377 (vect_transform_stmt): Add case for induc_vec_info_type to call
13378 vectorizable_induction.
13379 (vect_transform_loop): Consider phis for vectorization.
13380 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13382 (analyze_operations): Call vectorizable_induction when analyzing phis.
13384 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13385 (vect_mark_relevant): Include phis in relevance analysis.
13386 (vect_mark_stmts_to_be_vectorize): Likewise.
13387 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13389 2007-04-16 Lawrence Crowl <crowl@google.com>
13391 * doc/invoke.texi (Debugging Options): Add documentation for the
13392 -femit-struct-debug options -femit-struct-debug-baseonly,
13393 -femit-struct-debug-reduced, and
13394 -femit-struct-debug-detailed[=...].
13396 * c-opts.c (c_common_handle_option): Add
13397 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13398 and OPT_femit_struct_debug_detailed_.
13399 * c.opt: Add specifications for
13400 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13401 and -femit-struct-debug-detailed[=...].
13402 * opts.c (set_struct_debug_option): Parse the
13403 -femit-struct-debug-... options.
13404 * opts.c (matches_main_base, main_input_basename,
13405 main_input_baselength, base_of_path, matches_main_base): Add
13406 variables and functions to compare header base name to compilation
13408 * opts.c (should_emit_struct_debug): Add to determine to emit a
13409 structure based on the option.
13410 (dump_struct_debug) Also disabled function to debug this
13412 * opts.c (handle_options): Save the base name of the
13415 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13416 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13417 This hook indicates if a type is generic. Set it by default
13418 to "never generic".
13419 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13420 to determine if a struct type is generic or not.
13421 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13422 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13423 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13424 with live C++ hook.
13426 * flags.h (enum debug_info_usage): Add an enumeration to describe
13427 a program's use of a structure type.
13428 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13429 to indicate the program's usage of the type. Filter structs based
13430 on the -femit-struct-debug-... specification.
13431 (gen_type_die): Split into two routines, gen_type_die and
13432 gen_type_die_with_usage. gen_type_die is now a wrapper
13433 that assumes direct usage.
13434 (gen_type_die_with_usage): Replace calls to gen_type_die
13435 with gen_type_die_with_usage adding the program usage of
13436 the referenced type.
13437 (dwarf2out_imported_module_or_decl): Suppress struct debug
13438 information using should_emit_struct_debug when appropriate.
13440 2007-04-16 Ian Lance Taylor <iant@google.com>
13442 PR tree-optimization/31522
13443 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13444 (vrp_initialize): Allocate vr_phi_edge_counts.
13445 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13446 executable edge. Drop test for all constants.
13447 (vrp_finalize): Free vrp_phi_edge_counts.
13449 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13450 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13452 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13453 predecessors at head rather than tail.
13455 2007-04-16 Matthias Klose <doko@debian.org>
13457 * config/alpha/linux.h (CPP_SPEC): Define.
13458 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13460 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13462 * function.h: Remove sequence_stack extern declaration.
13464 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13466 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13468 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13471 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13473 * config/avr/avr.c (avr_arch_types): Rearranging array.
13474 (enum avr_arch): Add.
13475 (avr_mcu_types): Use avr_arch enumeration constants instead of
13477 * config/avr/avr.h (LINK_SPEC): Simplify.
13479 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13481 * config/m68k/m68k.c (m68k_libcall_value,
13482 m68k_function_value): Use macros for register names more.
13484 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13486 (M68K_REGNAME): Use A6_REG.
13487 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13489 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13491 PR middle-end/28071
13492 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13493 'pending_read_list_length' and 'pending_write_list_length'. Update
13495 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13496 to handle two length counters instead of one. Update all uses.
13497 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13498 two length counters instead of one.
13499 * sched-rgn.c (propagate_deps): Update to handle two length counters
13502 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13505 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13506 copy of source, pass it to ix86_expand_vector_set and return
13509 2007-04-16 David Ung <davidu@mips.com>
13510 Joseph Myers <joseph@codesourcery.com>
13512 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13513 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13514 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13515 Add 74K processor information.
13516 * config/mips/mips.md: Include 74k.md.
13517 (cpu): Add 74kc,74kf,74kx.
13518 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13519 * config/mips/74k.md: New.
13520 * doc/invoke.texi (MIPS Options): Document 74K support.
13522 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13524 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13525 vectorizable_* functions.
13526 * tree-vect-transform.c (vectorizable_call): Add check for
13527 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13528 (vectorizable_store): likewise.
13529 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13531 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13532 (vectorizable_type_promotion, vectorizable_load): Likewise.
13533 (vectorizable_live_operation, vectorizable_condition): Likewise.
13534 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
13536 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
13538 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13540 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
13541 register numbers more.
13542 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
13543 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
13544 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
13545 FUNCTION_VALUE_REGNO_P): Likewise.
13546 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
13547 STATIC_CHAIN_REGNUM): Likewise.
13548 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
13549 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
13550 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
13551 * config/m68k/m68k.md (FP_REG): New.
13553 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13555 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
13558 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13560 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
13561 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
13564 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13566 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
13569 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13572 * c-decl.c (finish_decl): Grab the type of the decl after the call
13573 to store_init_value.
13575 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
13577 * common.opt (fforward-propagate): Fix "Optimization" annotation.
13579 2007-04-14 Jakub Jelinek <jakub@redhat.com>
13582 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
13583 dominators, post dominators and cleanup cfg before returning.
13585 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
13587 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
13588 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
13590 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
13592 * config.gcc: Recognize fido.
13593 * config/m68k/m68k-devices.def (fidoa): New.
13594 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
13596 (FL_FIDOA, TARGET_FIDOA): New.
13597 * config/m68k/m68k.opt (mfidoa): New.
13599 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13601 PR middle-end/31322
13602 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
13603 when a personality function is used.
13605 2007-04-13 Bob Wilson <bob.wilson@acm.org>
13607 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
13609 2007-04-13 Mike Stump <mrs@apple.com>
13611 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
13613 * config/darwin.opt (fapple-kext): Make C++ only.
13614 * config/darwin.c (darwin_override_options): Remove code to ensure
13615 -fapple-kext is given for C++ only.
13617 2007-04-13 Richard Sandiford <richard@codesourcery.com>
13619 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
13620 * config/mips/mips.c (override_options): Call
13621 SUBTARGET_OVERRIDE_OPTIONS, if defined.
13623 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13625 * config/i386/i386.opt (msvr3-shlib): Removed.
13627 * doc/invoke.texi: Remove -msvr3-shlib.
13629 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13631 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
13632 with "popcnt" instruction.
13634 2007-04-13 Richard Guenther <rguenther@suse.de>
13636 PR tree-optimization/21258
13637 * tree-vrp.c (compare_case_labels): New helper.
13638 (find_switch_asserts): New function.
13639 (find_assert_locations): Call it for SWITCH_EXPRs.
13641 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
13643 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
13644 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
13645 check is now implied in X87_FLOAT_MODE_P.
13646 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13647 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13648 (fix_trunc<mode>_i386_fisttp): Ditto.
13649 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13650 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13651 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13652 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13653 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13654 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13655 (unnamed_splitters): Ditto.
13656 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
13657 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
13658 FIRST_SSE_REG for local functions when SSE math is enabled or
13659 for functions with sseregparm attribute.
13660 (standard_80387_constant_p): Return -1 if mode is not
13662 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
13663 (ix86_expand_compare): Ditto.
13664 (ix86_expand_carry_flag_compare): Ditto.
13665 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
13666 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
13667 DECIMAL_FLOAT_MODE_P.
13668 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
13669 of SCALAR_FLOAT_MODE_P.
13670 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
13671 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
13672 checks before FLOAT_MODE_P.
13673 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
13674 before FLOAT_MODE_P.
13679 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
13681 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
13682 Charles Wilson <libtool@cwilson.fastmail.fm>
13684 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
13685 (libgcc.mvars): Don't depend on them.
13686 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
13687 * exec-tool.in: New.
13689 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
13691 * doc/invoke.text (--help): Document --help=common.
13693 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
13695 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
13697 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13699 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
13700 * genemit.c (main): Emit #include "integrate.h".
13701 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
13702 (LOADGP_RTP): New mips_loadgp_style.
13703 * config/mips/mips.h: Include config/vxworks-dummy.h.
13704 (TARGET_RTP_PIC): New macro.
13705 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
13706 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
13707 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
13708 for TARGET_RTP_PIC.
13709 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
13710 -mvxworks-pic when using -mrtp and a PIC option.
13711 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13713 (mips_symbolic_constant_p, mips_symbolic_address_p)
13714 (mips_symbol_insns): Handle SYMBOL_HALF.
13715 (override_options): Warn about -G and -mrtp being used together.
13716 Initialize mips_lo_relocs[SYMBOL_HALF].
13717 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13718 (mips_emit_loadgp): Handle LOADGP_RTP.
13719 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13720 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13721 (tablejump): Handle function-relative case table entries if
13723 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13725 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13727 * config/mips/mips.md (load_call<mode>): Allow any general register.
13729 (sibcall_value_internal, sibcall_value_multiple_internal)
13730 (call_value_internal, call_value_split, call_value_multiple_internal)
13731 (call_value_multiple_split): Remove constraints from operand 0.
13733 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13735 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13736 rather than loadgp_noshared.
13737 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13738 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13740 * config/mips/mips.md (loadgp): Rename to...
13741 (loadgp_newabi): ...this.
13742 (loadgp_noshared): Rename to...
13743 (loadgp_absolute): ...this.
13745 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13747 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13748 false for locally-binding symbols.
13749 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13751 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13753 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13754 (SYMBOL_GOT_PAGE_OFST): ...this.
13755 (SYMBOL_GOT_GLOBAL): Rename to...
13756 (SYMBOL_GOT_DISP): ...this.
13757 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13758 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13759 * config/mips/mips.c (mips_global_symbol_p): New function.
13760 (mips_symbol_binds_local_p): Likewise.
13761 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13762 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13763 mips_global_symbol_p and mips_symbol_binds_local_p.
13764 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13765 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13766 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13767 SYMBOL_GOTOFF_DISP.
13768 (mips_ok_for_lazy_binding_p): New function.
13769 (mips_load_call_address, mips_expand_call): Use it.
13770 (mips_dangerous_for_la25_p): Likewise.
13771 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13772 (*got_disp<mode>): Use got_disp_operand instead of
13773 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13774 SYMBOL_GOTOFF_GLOBAL.
13775 (*got_page<mode>): Use got_page_ofst_operand instead of
13777 * config/mips/predicates.md (const_call_insn_operand): Use
13778 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13779 (global_got_operand): Rename to...
13780 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13782 (local_got_operand): Rename to...
13783 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13784 of SYMBOL_GOT_LOCAL.
13786 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13788 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13789 TARGET_CALL_CLOBBERED_GP.
13790 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13791 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13792 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13793 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13794 of TARGET_ABICALLS && !TARGET_NEWABI.
13795 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13796 * config/mips/mips.c (mips_load_call_address): Check
13797 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13798 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13799 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13800 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13801 TARGET_ABICALLS && TARGET_NEWABI.
13802 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13804 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13805 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13806 TARGET_ABICALLS && TARGET_NEWABI.
13807 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13808 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13809 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13810 whether indirect calls must use $25.
13811 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13813 * config/mips/mips.md (jal_macro): Check flag_pic and
13814 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13815 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13816 instead of TARGET_ABICALLS.
13817 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13818 TARGET_ABICALLS && TARGET_OLDABI.
13819 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13820 (sibcall): In the comment above the define_insn, mention
13821 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13822 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13823 instead of TARGET_ABICALLS.
13825 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13827 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13828 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13829 (MACFLAGS_MATCH_P): New macro.
13830 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13831 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13832 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13833 the other MACFLAG constants.
13834 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13835 (flag_machi): Tighten constraints. Renumber some of the operands.
13836 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13838 (flag_machi_parts_acconly): New pattern.
13839 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13841 (flag_macinit1hi): Tighten constraints.
13842 (flag_mul_macv2hi_parts_acconly): New pattern.
13844 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13845 Use a more efficient implementation.
13846 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13847 inline sequences when not optimizing for size.
13849 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13850 movhi_high2low): Delete, merge functionality into...
13851 (packv2hi): ... this pattern.
13853 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13854 * config/bfin/bfin.opt (msim): New option.
13855 (mcpu=): New option.
13856 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13857 (bfin_cpu_t): Typedef of enum bfin_cpu.
13858 (bfin_cpu_type): New declaration.
13859 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13860 -msim and -mcpu= options.
13861 (LIB_SPEC): Likewise.
13862 * config/bfin/bfin.c (bfin_cpu_type): Define.
13863 (bfin_handle_option): Handle -mcpu= option.
13864 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13865 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13866 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13868 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13870 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13871 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13872 (powerpc-wrs-vxworksae): Use ${tm_file}.
13873 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13874 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13875 * config/i386/vx-common.h: New file.
13877 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13879 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13882 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13884 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13887 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13891 * c-common.c (c_build_qualified_type): Set canonical type
13894 2007-04-12 Richard Guenther <rguenther@suse.de>
13896 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13897 lower bound and element size if lower bound is not zero
13898 or either of the ARRAY_REF operands is set.
13900 2007-04-12 Richard Guenther <rguenther@suse.de>
13902 PR tree-optimization/24689
13903 PR tree-optimization/31307
13904 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13906 * gimplify.c (canonicalize_addr_expr): To be consistent with
13907 gimplify_compound_lval only set operands two and three of
13908 ARRAY_REFs if they are not gimple_min_invariant. This makes
13909 it never at this place.
13910 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13912 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13914 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13915 null before emitting a .nsubspa directive.
13917 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13919 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13920 need_to_partition_p if there are no memory statements in the
13923 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13925 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13926 (gcd_of_steps_may_divide_p): New function.
13927 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13929 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13931 * reload.c (find_reloads_toplev, find_reloads_address,
13932 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13933 not a pointer equality test, to decide if we need to call
13934 push_reg_equiv_alt_mem.
13936 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13938 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13939 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13941 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13943 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13945 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13946 vector to be positive.
13948 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13952 * doc/invoke.texi: Document --params max-aliased-vops and
13954 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13955 debug_memory_partitions): Move to tree-flow.h
13956 * params.h (AVG_ALIASED_VOPS): Define.
13957 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13959 (mp_info_t): Likewise.
13960 (get_mem_sym_stats_for): New.
13961 (set_memory_partition): Move from tree-flow-inline.h.
13962 (mark_non_addressable): Only clear the set of symbols for the
13963 partition if it exists.
13964 (dump_memory_partitions): Move from tree-ssa-operands.c
13965 (debug_memory_partitions): Likewise.
13966 (need_to_partition_p): New.
13967 (dump_mem_ref_stats): New.
13968 (debug_mem_ref_stats): New.
13969 (dump_mem_sym_stats): New.
13970 (debug_mem_sym_stats): New.
13971 (update_mem_sym_stats_from_stmt): New.
13972 (compare_mp_info_entries): New.
13973 (mp_info_cmp): Call it.
13974 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13976 (get_mpt_for): Move from tree-ssa-operands.c.
13977 (find_partition_for): New.
13978 (create_partition_for): Remove.
13979 (estimate_vop_reduction): New.
13980 (update_reference_counts): New.
13981 (build_mp_info): New.
13982 (compute_memory_partitions): Refactor.
13983 Document new heuristic.
13984 Call build_mp_info, update_reference_counts,
13985 find_partition_for and estimate_vop_reduction.
13986 (compute_may_aliases): Populate virtual operands before
13987 calling debugging dumps.
13988 (delete_mem_sym_stats): New.
13989 (delete_mem_ref_stats): New.
13990 (init_mem_ref_stats): New.
13991 (init_alias_info): Call it.
13992 (maybe_create_global_var): Remove alias_info argument.
13993 Get number of call sites and number of pure/const call sites
13994 from gimple_mem_ref_stats().
13995 (dump_alias_info): Call dump_memory_partitions first.
13996 (dump_points_to_info_for): Show how many times a pointer has
13998 * opts.c (decode_options): For -O2 set --param
13999 max-aliased-vops to 500.
14000 For -O3 set --param max-aliased-vops to 1000 and --param
14001 avg-aliased-vops to 3.
14002 * fortran/options.c (gfc_init_options): Remove assignment to
14004 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14005 * tree-dfa.c (dump_variable): Dump memory reference
14007 Dump NO_ALIAS* settings.
14008 (referenced_var_lookup): Tidy.
14009 (mem_sym_stats): New.
14010 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14011 and ORIG are different SSA names for a memory partition.
14012 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14013 * tree-flow.h (struct mem_sym_stats_d): Define.
14014 (mem_sym_stats_t): Define.
14015 (struct mem_ref_stats_d): Define.
14016 (struct gimple_df): Add field mem_ref_stats.
14017 (enum noalias_state): Define.
14018 (struct var_ann_d): Add bitfield noalias_state.
14019 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14020 debug_mem_ref_stats, debug_memory_partitions,
14021 debug_mem_sym_stats): Declare.
14022 * tree-ssa-structalias.c (update_alias_info): Update call
14023 sites, pure/const call sites and asm sites in structure
14024 returned by gimple_mem_ref_stats.
14025 Remove local variable IS_POTENTIAL_DEREF.
14026 Increase NUM_DEREFS if the memory expression is a potential
14028 Call update_mem_sym_stats_from_stmt.
14029 If the memory references memory, call
14030 update_mem_sym_stats_from_stmt for all the direct memory
14031 symbol references found.
14032 (intra_create_variable_infos): Set noalias_state field for
14033 pointer arguments according to the value of
14034 flag_argument_noalias.
14035 * tree-ssa-structalias.h (struct alias_info): Remove fields
14036 num_calls_found and num_pure_const_calls_found.
14037 (update_mem_sym_stats_from_stmt): Declare.
14038 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14039 Set default value to 100.
14040 (PARAM_AVG_ALIASED_VOPS): Define.
14042 2007-04-11 Richard Guenther <rguenther@suse.de>
14044 PR middle-end/31530
14045 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14046 a * -b + c as c - a * b if we honor sign dependent rounding.
14048 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14050 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14051 bfin_expand_strmov.
14052 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14053 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14055 (initialize_trampoline): Don't use old-style function definition.
14056 (bfin_secondary_reload): Mark IN_P argument as unused.
14058 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14060 PR tree-optimization/31343
14061 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14062 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14063 * testsuite/gcc.dg/vect/pr31343.c: New.
14065 2007-04-10 Eric Christopher <echristo@apple.com>
14067 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14068 * config/i386/i386.md (*cmpfp0): Use.
14069 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14070 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14071 (fix_trunc<mode>_i386_fisttp): Ditto.
14072 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14073 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14074 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14075 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14076 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14077 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14078 (unnamed_splitters): Ditto.
14079 * config/i386/i386.c (output_fix_trunc): Assert that
14080 we're not being passed a TFmode operand.
14082 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14084 PR tree-optimization/31526
14085 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14086 n_basic_blocks to find newly added blocks.
14088 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14090 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14092 (fix_trunc<mode>si_sse): Ditto.
14093 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14094 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14095 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14096 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14097 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14098 expander using SSEMODEF mode macro.
14099 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14100 expander using SSEMODEF mode macro.
14101 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14102 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14103 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
14104 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
14105 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
14106 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
14107 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
14108 Macroize insn using X87MODEF mode macro.
14110 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
14112 * config/i386/sse.md (sse2_pinsrw): Removed.
14113 (sse2_pextrw): Renamed to ...
14114 (*sse2_pextrw): This.
14116 2007-04-09 Jan Hubicka <jh@suse.cz>
14119 * config/i386/sse.md
14120 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
14121 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
14122 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
14123 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
14125 2007-04-09 Jan Hubicka <jh@suse.cz>
14127 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
14128 multiple fields of union.
14130 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
14132 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
14133 (create_preheaders): Check that loops are available.
14134 (fix_loop_structure): Clean up, improve comments.
14135 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
14136 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
14138 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
14139 * predict.c (tree_estimate_probability): Do not call
14140 calculate_dominance_info. Call create_preheaders.
14141 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
14142 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
14144 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
14145 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
14146 * tree-cfg.c (tree_split_edge): Make an assert more precise.
14147 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14150 2007-04-08 Jan Hubicka <jh@suse.cz>
14152 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14153 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14154 * fold-const.c (fold_unary): Use it.
14156 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14158 * varasm.c (assemble_variable): Remove call to
14159 lang_hooks.decls.prepare_assemble_variable.
14160 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14161 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14162 * langhooks.h (lang_hooks_for_decls): Remove
14163 prepare_assemble_variable.
14165 2007-04-08 Mike Stump <mrs@apple.com>
14167 * config/i386/i386.c: Use inc/dec on Core2.
14169 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14171 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14172 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14173 lhd_tree_inlining_end_inlining): Remove.
14174 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14175 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14176 end_inlining hooks.
14177 * langhooks-def.h (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 prototypes.
14180 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14181 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14182 LANG_HOOKS_TREE_INLINING_START_INLINING,
14183 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14185 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14188 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14191 * config/avr/predicates.md (io_address_operand): Delete predicate.
14192 (low_io_address_operand): Don't use 'mode' argument.
14193 (higth_io_address_operand): Rename ...
14194 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14195 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14198 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14200 Revert change removing staticp.
14202 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14205 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14208 2007-04-07 Bruce Korb <bkorb@gnu.org>
14210 * c.opt: Add -Wformat-contains-nul.
14211 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14213 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14214 the NUL byte warning.
14216 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14218 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14220 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14222 * tree.c (staticp): No longer use staticp langhook.
14223 * langhooks.c (lhd_staticp): Removed.
14224 * langhooks.h (struct lang_hooks): Remove staticp.
14225 * c-common.c (c_staticp): Remove.
14226 * c-common.h (c_staticp): Ditto.
14227 * langhooks-defs.h (lhd_staticp): Ditto.
14228 (LHD_HOOKS_STATICP): Ditto
14229 * tree.h (gcc_assert_lowered): New macro.
14231 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14233 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14234 argument "reliable".
14235 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14236 Add argument "reliable". Propagate it through calls.
14237 (infer_loop_bounds_from_undefined): Derive number of iterations
14238 estimates from references in blocks that do not dominate loop latch.
14239 (gcov_type_to_double_int): New function.
14240 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14241 and expected_loop_iterations_unbounded.
14242 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14243 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14244 * tree-data-ref.c (estimated_loop_iterations): Export.
14245 (get_references_in_stmt): Fix -- do not return addresses of local
14247 * cfgloop.h (expected_loop_iterations_unbounded,
14248 estimated_loop_iterations): Declare.
14250 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14252 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14254 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14256 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14257 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14258 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14259 Use output_387_reg_move().
14260 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14261 expander using X87MODEF12 mode macro.
14262 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14263 choosing register preferences. Use output_387_reg_move().
14264 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14265 instead of "x". Use output_387_reg_move().
14266 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14267 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14268 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14269 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14270 Use output_387_reg_move().
14271 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14273 (*truncxf?f_i387 splitter): Ditto.
14275 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14277 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14278 LANG_HOOKS_SAFE_FROM_P.
14279 * expr.c (safe_from_p): Remove langhook call.
14280 * langhooks.h (lang_hooks): Remove safe_from_p.
14281 (lhd_safe_from_p): Remove prototype.
14282 * langhooks.c (lhd_safe_from_p): Remove.
14284 2007-04-06 Jan Hubicka <jh@suse.cz>
14286 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14289 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14291 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14292 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14293 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14294 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14296 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14297 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14299 2007-04-05 Richard Henderson <rth@redhat.com>
14301 * config/alpha/alpha.c (print_operand) [+]: Remove.
14302 (alpha_end_function): Print nop if call at end of function.
14303 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14304 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14305 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14306 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14307 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14308 the call pattern. Update peepholes to match.
14310 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14312 * doc/extend.texi (Other Builtins): Add decimal float variants
14314 * builtins.def: Ditto.
14315 * builtins.c (expand_builtin): Ditto.
14317 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14318 H.J. Lu <hongjiu.lu@intel.com>
14321 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14322 of V8HImode when calling ix86_binary_operator_ok.
14323 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14324 (sdot_prodv8hi): Operands 1 and 2 must be register.
14326 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14328 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14329 initialize align to silence bogus warning.
14331 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14333 PR middle-end/22156
14334 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14336 (struct sra_walk_fns): Remove use_all parameter from use.
14337 (sra_hash_tree): Handle BIT_FIELD_REFs.
14338 (sra_elt_hash): Don't hash bitfld blocks.
14339 (sra_elt_eq): Skip them in parent compares as well. Handle
14341 (sra_walk_expr): Don't maintain or pass down use_all_p.
14342 (scan_use): Remove use_all parameter.
14343 (scalarize_use): Likewise. Re-expand assignment to
14344 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14345 output, and re-scalarize after output. Don't mark anything
14347 (scalarize_ldst): Adjust.
14348 (scalarize_walk_gimple_modify_statement): Likewise.
14349 (build_element_name_1): Handle BIT_FIELD_REFs.
14350 (instantiate_element): Don't warn for any element whose parent
14351 is used as a whole.
14352 (instantiate_missing_elements_1): Return the sra_elt.
14353 (canon_type_for_field): New.
14354 (try_instantiate_multiple_fields): New.
14355 (instantiate_missing_elemnts): Use them.
14356 (mark_no_warning): Removed.
14357 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14358 (REPLDUP, sra_build_elt_assignment): New.
14359 (generate_copy_inout): Use them.
14360 (generate_element_copy): Likewise. Handle bitfld differences.
14361 (generate_element_zero): Don't recurse for blocks. Use
14362 sra_build_elt_assignment.
14363 (generate_one_element_int): Take elt instead of var. Use
14364 sra_build_elt_assignment.
14365 (generate_element_init_1): Adjust.
14366 (scalarize_use, scalarize_copy): Use REPLDUP.
14367 (scalarize_ldst): Move assert before dereference.
14368 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14370 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14372 * regmove.c: Fix unused variable warnings due to previous commit.
14374 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14376 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14377 (regmove_bb_head): Remove.
14378 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14379 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14380 problems with fixup_match_1.
14381 Don't initialize/free regmove_bb_head.
14383 (reg_is_remote_constant_p): If an insn is in the same basic block
14384 but not before INSN, consider it remote, too.
14386 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14389 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14390 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14392 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14394 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14395 (CONDITIONAL_REGISTER_USAGE): Likewise.
14397 2007-04-04 Richard Henderson <rth@redhat.com>
14399 * config/alpha/lib1funcs.asm: Remove unused file.
14401 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14404 * opts.c (print_specific_help): Fix --help=<language>
14406 (common_handle_option): Support --help=common.
14408 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14411 * gcc.c (main): Do not run the linker if
14412 print_subprocess_help indicates that it shouldn't be
14415 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14418 * doc/invoke.texi (--help=): Document <languages> value, fix
14419 formatting in tables of values.
14421 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14423 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14424 dllimport attribute of virtual methods.
14426 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14428 * config/score/crti.asm: Change _bss_start to __bss_start.
14429 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14430 (OUTGOING_REG_PARM_STACK_SPACE) update.
14431 * config/score/score.opt: add options to make backend support
14432 score5, score5u, score7 and score7d.
14433 * config/score/score.md: Likewise.
14434 * config/score/misc.md: Likewise.
14435 * config/score/mac.md: Likewise.
14436 * doc/invoke.texi: Likewise.
14437 * doc/md.texi: update constraints define.
14439 2007-04-03 Richard Henderson <rth@redhat.com>
14441 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14442 an appropriate type, use the mode instead.
14444 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14446 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14447 Set the default --with-arch setting to mips2.
14448 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14449 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14450 (MULTILIB_OSDIRNAMES): Delete.
14451 (MULTILIB_DIRNAMES): Define.
14452 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14453 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14454 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14455 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14456 VXWORKS_OS_CPP_BUILTINS.
14457 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14458 (MIPS_DEBUGGING_INFO): Undefine.
14459 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14461 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14463 PR middle-end/30704
14464 * fold-const.c (native_encode_real): Encode real.c provided longs
14465 as a series of 32-bit native integers.
14466 (native_interpret_real): Interpret buffer as a series of 32-bit
14469 2007-04-03 Richard Guenther <rguenther@suse.de>
14471 * genpreds.c (write_insn_constraint_len): Write function
14472 optimized for CONSTRAINT_LEN implementation.
14473 (write_tm_preds_h): Output insn_constraint_len inline and
14474 use it for CONSTRAINT_LEN.
14475 (write_insn_preds_c): Don't output insn_constraint_len.
14476 * doc/md.texi (define_register_constraint): Document multi-letter
14477 constraints shall have the same length if they start with the same
14480 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14483 * config/i386/i386.md (isinf<mode>2): Expand only when
14484 TARGET_C99_FUNCTIONS is set.
14486 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14488 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14489 (x86_64-*-linux*): Ditto.
14490 * config/i386/i386.opt (mpc): New option.
14491 * config/i386/i386.c (overrride_options): Handle
14492 ix87_precision_string.
14493 * config/i386/crtprec.c: New file.
14494 * config/i386/t-crtpc: Ditto.
14495 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14496 and -mpc80 options.
14497 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14498 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14499 crtprec32.o, crtprec64.o and crtprec80.o.
14501 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14502 and -mpc80 options.
14503 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14505 2007-04-02 Eric Christopher <echristo@apple.com>
14507 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14508 limitations on darwin.
14510 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14513 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14515 2007-04-02 Dave Korn <dave.korn@artimi.com>
14517 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14519 2007-04-02 Dave Korn <dave.korn@artimi.com>
14521 * libgcc2.h (exception_descriptor): Don't forward-declare.
14522 (__get_eh_table_language, __get_eh_table_version): Delete
14523 prototypes of long-dead functions.
14525 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14527 * ebitmap.h: New file
14528 * ebitmap.c: New file
14529 * Makefile.in (ebitmap.o): New target.
14531 2007-04-01 Jan Hubicka <jh@suse.cz>
14533 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
14534 before very first instruction.
14536 2007-04-01 Jan Hubicka <jh@suse.cz>
14538 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
14539 waring on 64bit hosts.
14540 * bitmap.h: Fix typo in bitmap_head_def.
14542 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
14544 PR rtl-optimization/31391
14545 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
14546 into a DELETED_LABEL note, and the label is in an empty basic
14547 block, update BB_END as well as BB_HEAD.
14549 2007-04-01 Richard Henderson <rth@redhat.com>
14551 PR tree-optimization/31169
14552 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
14553 to varying if the range is outside [0, prec-1].
14555 2007-04-01 Richard Sandiford <richard@codesourcery.com>
14558 * config/mips/mips.md (load_const_gp): New insn.
14559 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
14560 the MIPS16 GP pseudo register if no_new_pseudos.
14561 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
14563 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14566 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
14568 (call_value): Likewise.
14570 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
14571 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14574 * doc/invoke.texi: (optimization options): Reword description
14575 of -ffast-math. Document its primary purpose.
14577 2007-03-31 Richard Guenther <rguenther@suse.de>
14579 * omp-low.c (splay-tree.h): Include.
14580 (lookup_decl): Replace splay-tree usage by pointer-map.
14581 (maybe_lookup_decl): Likewise.
14582 (new_omp_context): Likewise.
14583 (delete_omp_context): Likewise.
14584 * gimplify.c (splay-tree.h): Include.
14585 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
14587 (remap_ssa_name): Likewise.
14588 (remap_decl): Likewise.
14589 (remap_type_1): Likewise.
14590 (remap_type): Likewise.
14591 (copy_body_r): Likewise.
14592 (expand_call_inline): Likewise.
14593 (clone_body): Likewise.
14594 (copy_tree_r): Likewise.
14595 (remap_save_expr): Likewise.
14596 (unsave_r): Likewise.
14597 (unsave_expr_now): Likewise.
14598 (tree_function_versioning): Likewise.
14599 (build_duplicate_type): Likewise.
14600 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
14601 (struct copy_body_data): Replace splay-tree by pointer-map.
14602 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
14603 not $(SPLAY_TREE_H).
14604 (gimplify.o): Depend on $(SPLAY_TREE_H).
14605 (omp-low.p): Likewise.
14607 2007-03-31 Anatoly Sokolov <aesok@post.ru>
14609 * config/avr/predicates.md (even_register_operand,
14610 odd_register_operand): New predicates.
14611 * config/avr/avr.md (movw peephole2): New.
14612 (movw_r peephole2): New.
14614 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
14616 * tree.h (get_signed_or_unsigned_type): New.
14617 * fold-const.c (operand_equal_for_comparison_p): Use
14618 get_signed_or_unsigned_type instead of
14619 lang_hooks.types.signed_or_unsigned_type.
14620 * expr.c (store_expr): Ditto.
14621 * langhooks.c (get_signed_or_unsigned_type): New.
14622 (lhd_signed_or_unsigned_type): New.
14623 * langhooks.h (lhd_signed_or_unsigned_type): New.
14624 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
14626 2007-03-30 Richard Henderson <rth@redhat.com>
14628 * tree-ssa-loop-ivopts.c: Include target.h.
14629 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
14630 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
14631 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
14632 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
14634 2007-03-30 Richard Henderson <rth@redhat.com>
14635 Kai Tietz <kai.tietz@onevision.com>
14637 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
14638 default for 64-bit.
14639 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
14640 (TARGET_64BIT_MS_ABI): New.
14641 (DBX_REGISTER_NUMBER): Handle 64-bit.
14642 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
14643 (LONG_TYPE_SIZE): Force to 32.
14644 (REG_PARM_STACK_SPACE): New.
14645 (OUTGOING_REG_PARM_STACK_SPACE): New.
14646 (REGPARM_MAX, SSE_REGPARM_MAX): New.
14647 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14648 (STACK_BOUNDARY): Use 128 for 64-bit.
14649 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
14650 Add 64-bit implementation.
14651 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
14653 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
14654 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
14655 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
14656 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
14657 (ix86_handle_cconv_attribute): Don't warn when ignoring if
14658 TARGET_64BIT_MS_ABI.
14659 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
14660 (ix86_pass_by_reference): Likewise.
14661 (ix86_function_value_regno_p): Likewise.
14662 (ix86_build_builtin_va_list): Likewise.
14663 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
14664 (function_arg_advance_ms_64): New.
14665 (function_arg_advance): Call it.
14666 (function_arg_ms_64): New.
14667 (function_arg): Call it.
14668 (function_value_ms_64): New.
14669 (ix86_function_value_1): Call it.
14670 (return_in_memory_ms_64): New.
14671 (ix86_return_in_memory): Call it.
14672 (setup_incoming_varargs_ms_64): New.
14673 (ix86_setup_incoming_varargs): Call it.
14674 (ix86_expand_prologue): Handle 64-bit stack probing.
14675 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
14676 (output_pic_addr_const): Likewise.
14677 (x86_this_parameter): Likewise.
14678 (x86_output_mi_thunk): Likewise.
14679 (x86_function_profiler): Likewise.
14680 (TARGET_STRICT_ARGUMENT_NAMING): New.
14681 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
14682 (TARGET_64BIT_MS_ABI): New.
14683 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
14684 * config/i386/i386.md (allocate_stack_worker): Remove.
14685 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
14686 describe the clobber of eax without a match_scratch.
14687 (allocate_stack_worker_postreload): Remove.
14688 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
14689 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
14690 (allocate_stack_worker_rex64_postreload): Remove.
14691 (allocate_stack): Handle 64-bit.
14692 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
14693 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
14694 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
14695 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
14696 (STANDARD_STARTFILE_PREFIX_1): Likewise.
14697 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
14698 * config.build (x86_64-*-mingw*): New host.
14699 * config.host (x86_64-*-mingw*): New host.
14700 * config.gcc (x86_64-*-mingw*): New target.
14701 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
14703 2007-03-30 Richard Henderson <rth@redhat.com>
14704 Kai Tietz <kai.tietz@onevision.com>
14706 * c-pragma.c (struct def_pragma_macro_value): New.
14707 (struct def_pragma_macro): New.
14708 (pushed_macro_table): New.
14709 (dpm_hash, dpm_eq): New.
14710 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
14711 (init_pragma): Install them.
14712 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14714 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14716 * config/avr/avr.c (avr_override_options): Clear
14717 'flag_delete_null_pointer_checks'.
14719 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14722 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14723 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14724 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14725 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14726 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14727 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14728 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14730 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14732 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14734 * regmove.c: Move all of pass_stack_adjustments from here...
14735 * combine-stack-adj.c: ...to this new file.
14736 * Makefile.in: Add rules for combine-stack-adj.o.
14738 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14740 PR tree-optimization/31383
14741 * tree-data-ref.c (affine_function_equal_p): Do not require the
14742 vectors to have the same length.
14744 2007-03-30 Jan Hubicka <jh@suse.cz>
14746 PR middle-end/30700
14747 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14748 availablility; add more sanity checking; ask varpool only about
14751 2007-03-29 Richard Henderson <rth@redhat.com>
14753 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14754 to decide, but __SIZEOF_LONG_LONG__.
14756 2007-03-29 Richard Henderson <rth@redhat.com>
14758 * emutls.c (struct __emutls_array): New.
14759 (emutls_destroy): Use it instead of casting element 0 from void*.
14760 (__emutls_get_address): Likewise.
14762 2007-03-29 Richard Henderson <rth@redhat.com>
14764 * varasm.c (initializer_constant_valid_p): Don't deny
14765 DECL_DLLIMPORT_P on functions.
14767 * config/i386/cygming.h: Remove function declarations.
14768 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14769 (ASM_OUTPUT_LABELREF): Remove.
14770 (COMMON_ASM_OP): Remove.
14771 (ASM_OUTPUT_COMMON): Remove.
14772 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14773 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14774 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14775 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14776 Rename from TARGET_ENCODE_SECTION_INFO.
14777 * config/i386/netware.h: Likewise.
14778 * config/i386/i386-protos.h: Update.
14779 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14780 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14781 (legitimate_constant_p): Reject dllimports.
14782 (dllimport_map, get_dllimport_decl): New.
14783 (legitimize_dllimport_symbol): New.
14784 (legitimize_address, ix86_expand_move): Use it.
14785 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14786 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14787 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14788 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14789 * config/i386/predicates.md (constant_call_address_operand): Only
14790 accept symbols; reject dllimport_p symbols.
14791 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14792 i386_pe_maybe_record_exported_symbol.
14793 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14794 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14795 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14796 trust the setting of DECL_DLLIMPORT_P.
14797 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14798 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14799 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14800 tidy the argument scanning loop.
14801 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14802 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14803 (i386_pe_strip_name_encoding): Remove.
14804 (i386_pe_binds_local_p): New.
14805 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14806 (i386_pe_output_labelref): Remove.
14807 (i386_pe_asm_output_aligned_decl_common): New.
14808 (i386_pe_maybe_record_exported_symbol): Rename from
14809 i386_pe_record_exported_symbol; check for dllexported symbols.
14811 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14813 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14814 add comment explaining why vsnprintf cannot be used.
14816 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14818 PR tree-optimization/30666
14819 * tree.c (build_complex_type): When creating type names for DWARF2
14820 debug info, create TYPE_DECLs for TYPE_NAME instead of
14822 (build_common_tree_nodes_2): Use build_complex_type when building
14823 predefined complex types, to preserve canonical types.
14825 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14827 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14828 (noce_get_alt_condition): Look at it to determine whether to
14829 reverse the condition or not.
14830 (noce_get_condition): Substitute the truth for lies.
14831 (noce_find_if_block): Set the then_else_reversed field.
14833 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14835 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14836 destination of this insn.
14837 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14838 than calling gen_rtx_SET directly. Use r0 to hold the value of
14839 'address + 4' rather than a stack based temporary which can be
14840 mis-optimized away.
14842 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14844 * config/s390/s390.c (s390_secondary_input_reload_class,
14845 s390_secondary_output_reload_class): Functions removed.
14846 (s390_secondary_reload): New function.
14847 (TARGET_SECONDARY_RELOAD): Target macro defined.
14848 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14849 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14850 * config/s390/s390.md ("reload_outti", "reload_outdi",
14851 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14852 "reload_out<mode>"): Expanders removed.
14853 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14854 "reload<mode>_nonoffmem_out"): Expanders added.
14856 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14858 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14859 action if SRC->DEST replacement failed anyway.
14861 2007-03-28 Mike Stump <mrs@apple.com>
14863 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14864 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14865 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14867 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14869 * config.gcc: Accept barcelona as a variant of amdfam10.
14870 * config/i386/i386.c (override_options): Likewise.
14871 * doc/invoke.texi: Likewise.
14873 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14875 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14876 offsets for BIT_FIELD_REF and COMPONENT_REF.
14878 2007-03-28 Richard Guenther <rguenther@suse.de>
14880 * tree.c (is_global_var): Move ...
14881 * tree-flow-inline.h (is_global_var): ... here.
14882 * tree.h (is_global_var): Remove declaration.
14884 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14886 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14888 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14889 * config/i386/i386.c (ix86_tune_features): Initialize new
14891 * config/i386/predicates.md (promotable_binary_operator): Use
14892 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14894 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14897 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14899 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14901 * config/fr30/fr30.md (movsi_internal): Change destination
14902 constraint from m to V and add m to the end.
14904 2007-03-28 Christian Bruel <christian.bruel@st.com>
14906 * config/sh/sh.md (movsi_i): Fix type attribute.
14908 2007-03-28 Christian Bruel <christian.bruel@st.com>
14910 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14911 (movsf_ie): Likewise.
14913 2007-03-28 Christian Bruel <christian.bruel@st.com>
14915 * config.gcc: Add sh4-300 to multilib.
14916 * config/sh/t-mlib-sh4-300: New file.
14918 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14920 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14921 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14922 fix_trunc<mode>di2.
14923 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14924 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14925 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14926 "fixuns_trunctddi2"): Whitespace fix.
14928 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14930 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14931 the definition of struct sh_args.
14932 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14933 CALL_COOKIE_INT_REG_GET): Likewise.
14935 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14937 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14938 transformations are applied successfully.
14940 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14942 * tree.c (tree_contains_struct): Permit 512 tree codes.
14943 * tree.h (tree_contains_struct): Ditto.
14944 (MAX_TREE_CODES): Ditto.
14945 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14946 SPARE member to store remaining padding bits.
14948 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14950 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14953 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14955 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14956 * configure: Regenerate.
14958 * configure: Regenerate using the correct version of autoconf.
14960 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14962 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14964 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14965 regs to "__SP_L__" and "__SP_H__".
14967 2007-03-27 Richard Guenther <rguenther@suse.de>
14969 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14970 computations with it with a HOST_WIDE_INT variable.
14972 2007-03-26 Mike Stump <mrs@apple.com>
14974 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14975 objective-c-header, objective-c++-header and objc++-cpp-output
14977 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14979 2007-03-26 Richard Henderson <rth@redhat.com>
14982 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14983 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14984 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14985 IX86_BUILTIN_PSRLQ128): New.
14986 (ix86_init_mmx_sse_builtins): Add them.
14987 (ix86_expand_builtin): Expand them.
14988 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14989 operand 2 be TImode.
14990 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14991 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14992 _mm_srli_epi64): Mark __B const.
14993 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14994 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14995 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14996 new two-vector shift builtins.
14998 2007-03-26 Ian Lance Taylor <iant@google.com>
15000 PR tree-optimization/31345
15001 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15002 [+INF, +INF(OVF)] into VARYING.
15004 2007-03-26 Zack Weinberg <zackw@panix.com>
15006 * gengtype-parse.c: New file.
15007 * gengtype-yacc.y: Delete.
15008 * gengtype-lex.l: Don't include gengtype-yacc.h.
15009 Define YY_DECL and yyterminate appropriately for recursive
15010 descent parser. yylval is now a string out-parameter to yylex.
15011 (HWS, EOID): New shorthand.
15012 (IWORD): Add a couple more types.
15013 (yylex): Add a setup stanza. Remove the complex rules for
15014 detecting GTY'ed types and typedefs; replace with simple
15015 keyword detectors. Adjust everything for the changed
15016 definition of yylval. Ignore all pp-directives, not just #define.
15018 (parse_file): Rename yybegin; do not call yyparse.
15020 * gengtype.c (xasprintf): Export again.
15021 (this_file): New. Use everywhere __FILE__ was being used.
15022 (get_lang_bitmap): Special case types defined in gengtype.c.
15023 (do_typedef, new_structure): Suppress definition of certain types.
15024 (new_structure): Improve diagnostics of duplicate definitions.
15025 Make sure location_s is associated with input.h.
15026 (nreverse_pairs, define_location_structures): New functions.
15027 (main): Improve tagging of kludge types. Remove old kludges
15028 for input.h types; use define_location_structures.
15029 * gengtype.h: Update prototypes. Define token codes here.
15030 * Makefile.in: Remove all references to gengtype-yacc.
15031 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15033 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15034 add GTY((skip)) to the field that's only conditionally there.
15035 * doc/install.texi: Document that Bison is no longer required
15036 unless building treelang.
15038 * gengtype.c: Don't include gtyp-gen.h.
15039 (srcdir): Declare here.
15040 (base_files, lang_dir_names): Allocate dynamically.
15041 (gt_files, num_gt_files, num_lang_dirs): New globals.
15042 (measure_input_list, read_input_line, read_input_list)
15043 (set_lang_bitmap): New functions.
15044 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15045 simplify, relying on read_input_list to set up the bitmaps.
15046 (main): Arguments are no longer unused. Check for correct number
15047 of command line arguments, set srcdir and srcdir_len, then call
15048 read_input_list, before doing anything else. No need to worry
15049 about duplicates in main loop.
15050 * configure.ac: Simplify the calculation of all_gtfiles.
15051 Put language tags in there. Don't set or substitute
15052 all_gtfiles_files_langs or all_gtfiles_files_frags.
15053 * Makefile.in: Revamp the way gengtype is invoked, now that it
15054 takes a file on its command line with a much simpler format.
15055 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15056 (GTFILES): Remove duplicates and C source files.
15057 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15058 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15059 * configure: Regenerate.
15061 * gengtype.h: Remove all type definitions to gengtype.c; leave
15062 only definitions of options_p, type_p, and pair_p as opaque
15063 pointers. Update prototypes.
15064 * gengtype.c: Many type definitions moved here from gengtype.h.
15065 Consolidate type definitions at the top of the file.
15066 (xvasprintf): Delete.
15067 (xasprintf): Make static.
15068 (create_nested_pointer_option): Add 'next' parameter.
15069 (create_field_all, create_field_at): New functions.
15070 (create_field): Now a thin wrapper around create_field_all.
15071 (create_optional_field): Rename create_optional_field_ and add
15072 line argument. Original name is now a macro which supplies
15074 (oprintf): Use vsnprintf directly.
15075 (close_output_files): Use fatal rather than perror/exit.
15076 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15077 (main): Set progname. Don't use exit.
15078 * gengtype-yacc.y (struct_fields): Use create_field_at.
15079 (option, optionseqopt): Delete.
15080 (optionseq): Consolidate productions from option here so we
15081 can use the first argument to create_option.
15083 * gengtype-lex.l: Distinguish unions from structures in the
15084 token type. Don't call find_structure; return the tag as a string.
15085 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15086 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15087 string. Reorganize typedef_struct production accordingly.
15088 Use create_nested_ptr_option.
15089 * gengtype.c (create_nested_ptr_option): New function.
15090 * gengtype.h: Declare it.
15092 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15093 (string_type): Don't declare.
15094 (do_scalar_typedef): Declare.
15095 (create_scalar_type): Update prototype.
15096 * gengtype.c (string_type): Make static.
15097 (scalar_nonchar, scalar_char): New.
15098 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15099 (resolve_typedef): Use scalar_nonchar for error recovery.
15100 (create_scalar_type): Remove name_len field. Return scalar_char
15101 or scalar_nonchar as appropriate.
15102 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15103 to use string_type.
15104 (throughout): Use scalar_nonchar instead of calling
15105 create_scalar_type, whenever possible.
15106 (main): Initialize scalar_char and scalar_nonchar before calling
15108 * gengtype-lex.l: Adjust for removal of second argument to
15109 create_scalar_type. Use yylval.s instead of yylval.t when
15111 * gengtype-yacc.y: Type of SCALAR is string. Call
15112 create_scalar_type from type:SCALAR rule. Adjust for removal of
15113 second argument to create_scalar_type.
15115 * vec.h: Remove all #if IN_GENGTYPE blocks.
15116 Add comment saying that changes may require adjustments to gengtype.
15117 * gengtype.c: Don't include coretypes.h or tm.h.
15118 Add comment to inclusion of errors.h.
15119 (note_def_vec, note_def_vec_alloc): New functions.
15120 * gengtype.h: Declare new functions.
15121 * gengtype-lex.l: Don't include coretypes.h.
15122 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
15124 (update_lineno): Remove unnecessary prototype.
15125 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
15126 (VEC rule): Just return VEC_TOKEN.
15127 * gengtype-yacc.y (VEC_TOKEN): New token type.
15128 (type): Add a production for VEC(a,b).
15129 * Makefile.in: Update dependencies.
15131 * gengtype-lex.l: Remove rules for parsing pointer-to-function
15132 typedefs that use the old PARAMS macro.
15134 * gengtype-lex.l: Remove all rules and states relating to yacc
15136 * gengtype-yacc.y: Similarly.
15137 * gengtype.c (note_yacc_type): Delete function.
15138 * gengtype.h: Update prototypes.
15140 2007-03-26 Joseph Myers <joseph@codesourcery.com>
15142 * tree-pretty-print.c (dump_generic_node): Report precision of
15143 unnamed integer types.
15145 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
15147 * ifcvt.c (noce_try_store_flag_constants): Don't check
15148 no_new_pseudos here.
15149 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15150 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15151 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15152 noce_try_sign_mask): Likewise.
15153 (if_convert): Check no_new_pseudos here.
15155 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15157 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15158 (noce_get_condition): Handle new then_else_reversed argument.
15159 (noce_init_if_info): Remove, fold into noce_find_if_block.
15160 (noce_process_if_block): Take a struct noce_if_info as the
15161 argument. Don't set up one based on ce_if_info. Update pointer
15162 references accordingly.
15163 (cond_move_process_if_block): Likewise.
15164 (process_if_block): Removed.
15165 (find_if_block): Removed. Move functionality two new functions,
15166 noce_find_if_block and cond_exec_find_if_block.
15167 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15168 blocks and the symmetric IF-ELSE-JOIN case.
15169 (cond_exec_find_if_block): Also new function mostly based on old
15170 find_if_block and process_if_block.
15171 (find_if_header): Replace find_if_block call with separately
15172 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15173 (find_cond_trap): Update noce_get_condition call.
15174 (dead_or_predicable): Likewise.
15176 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15178 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15180 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15181 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15182 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15183 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15184 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15185 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15186 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15187 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15188 __builtin_ia32_psrad128 builtins.
15190 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15192 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15193 * config/i386/constraints.md
15194 (define_constraint "I"): Use IN_RANGE macro.
15195 (define_constraint "J"): Ditto.
15196 (define_constraint "K"): Ditto.
15197 (define_constraint "M"): Ditto.
15198 (define_constraint "N"): Ditto.
15199 (define_constraint "O"): Ditto.
15200 * config/i386/predicates.md
15201 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15202 (define_predicate "const_0_to_3_operand"): Ditto.
15203 (define_predicate "const_0_to_7_operand"): Ditto.
15204 (define_predicate "const_0_to_15_operand"): Ditto.
15205 (define_predicate "const_0_to_63_operand"): Ditto.
15206 (define_predicate "const_0_to_255_operand"): Ditto.
15207 (define_predicate "const_1_to_31_operand"): Ditto.
15208 (define_predicate "const_2_to_3_operand"): Ditto.
15209 (define_predicate "const_4_to_7_operand"): Ditto.
15211 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15213 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15214 in SImode for save_world.
15215 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15218 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15220 PR tree-optimization/30784
15221 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15224 2007-03-25 Revital Eres <eres@il.ibm.com>
15226 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15227 Fold movement_possibility function into it.
15229 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15231 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15232 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15233 (call_indirect_nonlocal_darwin64): Same.
15234 (call_nonlocal_darwin64): Same.
15235 (call_value_indirect_nonlocal_darwin64): Same.
15236 (call_value_nonlocal_darwin64): Same.
15237 (sibcall_nonlocal_darwin64): Same.
15238 (sibcall_value_nonlocal_darwin64): Same.
15239 (sibcall_symbolic_64): Same.
15240 (sibcall_value_symbolic_64): Same.
15241 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15243 (rs6000_emit_load_toc_table): Same.
15244 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15245 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15247 (divss_call): Same.
15248 (divus_call): Same.
15249 (quoss_call): Same.
15250 (quous_call): Same.
15251 (load_toc_v4_pic_si): Same
15252 (load_toc_v4_PIC_1): Same.
15253 (load_toc_v4_PIC_1b): Same.
15254 (call_indirect_aix{32,64}): Same.
15255 (call_value_indirect_aix{32,64}): Same.
15257 (call_value): Same.
15258 (call_local{32,64}): Same.
15259 (call_value_local{32,64}): Same.
15260 (call_indirect_nonlocal_aix{32,64}): Same.
15261 (call_nonlocal_aix{32,64}): Same.
15262 (call_value_indirect_nonlocal_aix{32,64}): Same.
15263 (call_value_nonlocal_aix{32,64}): Same.
15264 (call_indirect_nonlocal_sysv<mode>): Same.
15265 (call_nonlocal_sysv<mode>): Same.
15266 (call_value_indirect_nonlocal_sysv<mode>): Same.
15267 (call_value_nonlocal_sysv<mode>): Same.
15269 (sibcall_local{32,64}): Same.
15270 (sibcall_value_local{32,64}): Same.
15271 (sibcall_nonlocal_aix{32,64}): Same.
15272 (sibcall_value_nonlocal_aix{32,64}): Same.
15273 (sibcall_nonlocal_sysv<mode>): Same.
15274 (sibcall_value): Same.
15275 (sibcall_value_nonlocal_sysv<mode>): Same.
15277 2007-03-24 Paul Brook <paul@codesourcery.com>
15279 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15280 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15282 2007-03-24 Richard Henderson <rth@redhat.com>
15284 * config/ia64/constraints.md: New file.
15285 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15286 satisfies_constraint_?.
15287 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15288 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15289 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15290 ia64_output_mi_thunk): Likewise.
15291 (ia64_const_ok_for_letter_p): Remove.
15292 (ia64_const_double_ok_for_letter_p): Remove.
15293 (ia64_extra_constraint): Remove.
15294 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15295 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15296 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15297 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15298 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15299 EXTRA_MEMORY_CONSTRAINT): Remove.
15300 * config/ia64/ia64.md: Include constriants.md. Replace
15301 CONST_OK_FOR_? with satisfies_constraint_?.
15303 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15304 H.J. Lu <hongjiu.lu@intel.com>
15306 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15308 (name macros): Use DPD_BID_NAME to convert names properly.
15310 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15311 decimal floating point format.
15312 (init_floating_libfuncs): Change decimal functions so that they
15313 have a "bid_" prefix if the decimal system uses the BID format,
15314 and "dpd_" prefix if the decimal system uses the DPD format.
15315 (init_interclass_conv_libfuncs): Ditto.
15316 (init_intraclass_conv_libfuncs): Ditto.
15318 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15319 using the BID format.
15321 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15322 whether we are using the BID decimal format.
15323 * configure: Regenerate.
15325 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15326 the compiler has decimal floating point enabled. Define
15327 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15330 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15331 using the BID format.
15333 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15334 whether we are using the BID decimal format.
15335 * configure: Regenerate.
15337 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15338 the compiler has decimal floating point enabled. Define
15339 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15342 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15343 options, and that it is enabled for i386/x86_64 systems.
15345 * Makefile.in (enable_decimal_float): New.
15347 (DECNUMINC): Add -I$(DECNUMFMT).
15348 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15349 to $(DECNUMFMT) from $(DECNUM).
15351 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15352 Substitute enable_decimal_float.
15353 * configure: Regenerated.
15356 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15359 * configure.ac: Enable decimal float for x86_64-*-linux*.
15360 * configure: Regenerated.
15363 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15364 decimal128ClearSign to flip and clear the sign bit in decimal128.
15365 (decimal_real_maxval): Set decimal128SetSign to set the sign
15368 2007-03-23 Ian Lance Taylor <iant@google.com>
15370 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15372 2007-03-23 Ian Lance Taylor <iant@google.com>
15374 * tree-dump.c (dump_files): Correct comment.
15376 2007-03-23 Ian Lance Taylor <iant@google.com>
15378 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15380 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15382 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15383 in cfglayout mode. Don't go into and out of cfglayout mode.
15384 Link the blocks in the order of the constructed traces.
15385 (rest_of_handle_tracer): Adjust call to tracer.
15386 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15387 Don't go into cfglayout mode.
15388 (rtl_loop_done): Don't go out of cfglayout mode.
15389 * cfglayout.c (relink_block_chain): New function, split out from...
15390 (fixup_reorder_chain): ...here. Remove redundant checking.
15391 (cfg_layout_finalize): Don't clear the header, footer, and aux
15392 fields here, move the code to do so to relink_block_chain. Likewise
15393 for free_original_copy_tables.
15394 * rtl.h (tracer): Update prototype.
15395 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15396 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15397 mode. Use relink_block_chain to serialize the CFG according to the
15398 new basic block order. Move targetm.cannot_modify_jumps_p check from
15400 (gate_handle_reorder_blocks): ...to here.
15401 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15403 (gate_duplicate_computed_gotos): ...to here.
15404 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15405 something always changes when going into and out of cfglayout mode.
15406 Perform an expensive cfg cleanup while going into cfglayout mode.
15407 Always update liveness information on HAVE_conditional_execution
15408 targets. Reserialize the basic blocks and go out of cfglayout mode.
15409 * reg-stack.c: Include cfglayout.h.
15410 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15411 the call to reorder_basic_blocks.
15412 * basic-block.h (reorder_basic_blocks): Update prototype.
15413 (relink_block_chain): New prototype.
15414 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15416 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15418 * config/mips/mips.md (type, hazard, *movdi_32bit,
15419 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15420 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15421 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15422 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15423 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15425 (movcc): Change first xfer to multi.
15426 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15427 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15428 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15429 config/mips/generic.md: Change reservations using "xfer" to use
15431 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15432 using match_operand.
15433 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15434 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15436 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15438 2007-03-22 Richard Henderson <rth@redhat.com>
15440 * config/i386/i386.c: Remove unnecessary function declarations.
15441 Move targetm definition, and all related macros, to the end of
15442 the file. Resort some functions to put definitions before uses.
15443 (ix86_attribute_table): Make static. Move to end of file.
15444 (ix86_gimplify_va_arg): Make static.
15446 2007-03-22 Richard Henderson <rth@redhat.com>
15448 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15449 don't increase local_regparm with force_align_arg_pointer check.
15450 (ix86_function_sseregparm): Assert 32-bit.
15451 (type_has_variadic_args_p): New.
15452 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15453 type_has_variadic_args_p.
15454 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15455 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15456 use memset instead. Do maybe_vaarg check first; skip attribute
15457 tests if true; skip attribute tests for 64-bit.
15458 (construct_container): Remove TARGET_DEBUG_ARG.
15459 (function_arg_advance_32, function_arg_advance_64): Split out ...
15460 (function_arg_advance): ... from here.
15461 (function_arg_32, function_arg_64): Split out ...
15462 (function_arg): ... from here.
15463 (ix86_pass_by_reference): Tidy.
15464 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15465 (function_value_32): New, from parts of ix86_function_value
15466 and ix86_value_regno.
15467 (function_value_64): New, from parts of ix86_function_value
15468 and ix86_libcall_value.
15469 (ix86_function_value_1): New.
15470 (ix86_function_value, ix86_libcall_value): Use it.
15471 (return_in_memory_32, return_in_memory_64): Split out ...
15472 (ix86_return_in_memory): ... from here.
15473 (ix86_struct_value_rtx): Skip for 64-bit.
15474 (ix86_libcall_value, ix86_value_regno): Remove.
15475 (setup_incoming_varargs_64): Split out ...
15476 (ix86_setup_incoming_varargs): ... from here.
15477 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15478 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15479 * config/i386/i386-protos.h (ix86_function_value): Remove.
15480 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15482 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15485 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15486 infinities not supported, otherwise emit warning if -Woverflow. On
15487 underflow, emit warning if -Woverflow.
15488 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15490 * real.h (real_from_string): Update declaration
15492 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15493 Richard Henderson <rth@redhat.com>
15495 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15496 * calls.c (compute_argument_block_size, expand_call,
15497 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15498 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15499 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15500 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15501 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15502 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15503 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15504 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15507 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15509 * c-incpath.c (add_sysroot_to_chain): New.
15510 (merge_include_chains): Add sysroot argument. Call
15511 add_sysroot_to_chain if sysrooted.
15512 (register_include_chains): Update call to merge_include_chains.
15513 * doc/cppopts.texi: Document use of '=' in include directory
15516 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15518 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15519 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15520 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15521 insn pattern using X87MODEF12 mode macro.
15523 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15525 * regmove.c (regmove_optimize): Use reg_mentioned_p
15526 instead of reg_overlap_mentioned_p for DST.
15528 2007-03-21 Mike Stump <mrs@apple.com>
15530 * c.opt: Fixup for Objective-C/C++.
15532 2007-03-21 Steve Ellcey <sje@cup.hp.com>
15534 * explow.c (convert_memory_address): Fold memory reference when
15535 POINTERS_EXTEND_UNSIGNED < 0
15537 2007-03-21 Richard Henderson <rth@redhat.com>
15540 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
15541 * config/i386/mmintrin.h (__m64): Likewise.
15542 * config/i386/xmmintrin.h (__m128): Likewise.
15544 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15546 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
15547 (VXWORKS_OS_CPP_BUILTINS): Define.
15548 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
15549 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
15551 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15553 * rtl.h (constant_pool_reference_p): Delete.
15554 (find_constant_src): Declare.
15555 * rtlanal.c (find_constant_src): New function.
15556 * simplify-rtx.c (constant_pool_reference_p): Delete.
15557 * config/i386/i386.md: Use find_constant_src instead of
15558 constant_pool_reference_p/avoid_constant_pool_reference pairs.
15560 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15562 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
15563 * c-cppbuiltin.c (c_cpp_builtins): Define them.
15565 2007-03-20 Mark Mitchell <mark@codesourcery.com>
15567 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
15568 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
15569 (arm_elf_asm_constructor): Use it.
15570 (arm_elf_asm_destructor): New function.
15572 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
15574 * jump.c (mark_jump_label): Treat SEQUENCE specially.
15576 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
15578 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
15580 2007-03-19 Andrew Haley <aph@redhat.com>
15582 PR tree-optimization/31264
15583 * tree-vrp.c (register_edge_assert_for_1): Don't look though
15584 VIEW_CONVERT_EXPRs.
15586 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
15588 PR rtl-optimization/30907
15589 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
15590 (fwprop_init): Always call loop_optimizer_initialize.
15591 (fwprop_done): Always call loop_optimizer_finalize.
15592 (fwprop): We always have loop info now.
15593 (gate_fwprop_addr): Remove.
15594 (pass_fwprop_addr): Use gate_fwprop as gate.
15596 PR rtl-optimization/30841
15597 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
15598 df_chain_alloc): Call df_reorganize_refs unconditionally.
15599 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
15600 refs_organized to refs_organized_size.
15601 (df_ref_create_structure): Use refs_organized_size instead of
15602 bitmap_size if refs had been organized, and keep refs_organized_size
15604 * df.h (struct df_ref_info): Change refs_organized to
15605 refs_organized_size.
15606 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
15609 2007-03-19 Mark Mitchell <mark@codesourcery.com>
15611 * except.c (output_function_exception_table): Do not reference the
15612 EH personality routine for functions that do not require an
15615 2007-03-20 Jakub Jelinek <jakub@redhat.com>
15618 * c-typeck.c (convert_for_assignment): Call comptypes for
15619 RECORD_TYPE or UNION_TYPE.
15621 PR inline-asm/30505
15622 * reload1.c (reload): Do invalid ASM checking after
15623 cleanup_subreg_operands.
15625 2007-03-19 Jeff Law <law@redhat.com>
15627 * tree-cfg.c (find_taken_edge): Tighten conditions for
15628 optimizing computed gotos.
15630 2007-03-19 Michael Matz <matz@suse.de>
15632 * builtins.c (expand_builtin_sync_operation,
15633 expand_builtin_compare_and_swap,
15634 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
15637 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
15638 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
15641 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15643 * doc/tm.texi: Add brackets around the return type of
15644 TARGET_SECONDARY_RELOAD.
15646 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15647 Richard Guenther <rguenther@suse.de>
15649 PR tree-optimization/31254
15650 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15651 Use handled_component_p () where appropriate. Continue
15652 propagating into the rhs if we propagated into an INDIRECT_REF
15655 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15657 * config/s390/s390.md (op_type attribute): RRR instruction type added.
15658 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
15659 (xde, xdee): Mode attributes adjusted to support DFP modes.
15660 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
15661 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
15662 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
15663 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
15664 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
15665 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15666 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
15668 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
15669 "movsf"): Insn definitions removed.
15670 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
15671 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
15672 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
15674 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
15675 "reload_in<mode>", "reload_out<mode>"): Expander added.
15676 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
15679 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15681 * config/s390/s390.md: Only non-functional changes. Renamed
15682 FPR mode macro to BFP all over the file.
15684 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15686 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
15687 (op_type attribute): RRF instruction type added.
15688 (fT0): New mode attribute.
15689 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15690 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
15691 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
15692 instruction no secondary memory is needed when moving DFmode values
15693 between GPRs and FPRs.
15695 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15697 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
15698 inverted and documentation adjusted.
15699 ("mhard-dfp", "msoft-dfp"): New options.
15700 * config/s390/s390.c (s390_handle_arch_option): New architecture
15702 (override_options): Sanity checks for the new options added.
15703 * config.gcc: New architecture switch: z9-ec.
15704 * config/s390/s390.h (processor_flags): PF_DFP added.
15705 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
15706 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
15707 when the bit is NOT set so remove it from the defaults.
15709 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15711 * genemit.c (main): Print include statement for dfp.h.
15712 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15715 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15717 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15719 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15722 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15723 instead of PATTERN.
15725 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15727 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15728 attr_length_call, output_call, output_indirect_call): Cleanup
15729 formatting of targetm calls.
15731 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15733 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15735 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15737 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15738 reservation, bypass and anti-bypass descriptions for these
15739 instructions. Update move patterns.
15740 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15743 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15745 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15746 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15747 (get_initial_def_for_reduction): Likewise.
15749 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15751 Fix PR tree-optimization/29922
15752 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15753 (get_representative): Removed.
15754 (value_dies_in_block_x): Update for rvuse removal.
15755 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15756 (compute_antic_aux): Handle when PHI nodes appear in
15757 non-single-successors.
15758 (dump_bitmap_of_names): Removed.
15759 (compute_antic_safe): Renamed and removed rvuse calculation.
15760 Calculate only antic safe.
15761 (insert_into_preds_of_block): Remove assert.
15762 (execute_pre): Update for renamed functions.
15763 (defer_or_phi_translate_block): New function.
15765 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15767 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15768 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15770 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15771 Follow spelling conventions.
15773 * tree-data-ref.h: Remove the prototype for analyze_array.
15775 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15777 PR tree-optimization/31041
15778 * tree-vect-transform.c (get_initial_def_for_induction): Call
15779 force_gimple_operand.
15781 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15783 * ipa-type-escape.c (look_for_casts) : Revert code to use
15784 handled_component_p due to ada test a-numaux.adb.
15786 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15788 * final.c (final_scan_insn): Alter the condition of a
15789 conditional trap if we have nonstandard CC.
15791 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15793 * configure.ac: Remove excess quoting from asm line 0 test.
15794 * configure: Rebuilt.
15796 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15798 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15799 * c-common.c (convert_and_check): Move warning logic to...
15800 (warnings_for_convert_and_check): ...here. Define.
15801 * c-common.h (warnings_for_convert_and_check): Declare.
15803 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15805 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15806 (output_call): Likewise.
15808 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15810 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15812 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15814 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15816 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15818 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15819 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15821 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15823 PR tree-optimization/31183
15824 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15825 Use double_int instead of unsigned int for representing access_strides.
15826 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15828 2007-03-16 Richard Guenther <rguenther@suse.de>
15830 PR tree-optimization/31146
15831 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15832 to allow recursion of forward_propagate_addr_expr.
15833 (forward_propagate_addr_into_variable_array_index): Likewise.
15834 (forward_propagate_addr_expr): Likewise.
15835 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15836 (forward_propagate_addr_expr_1): Recurse on simple copies
15837 instead of propagating into them. Do so for useless conversions
15839 (forward_propagate_addr_expr): Clean up unused statements after
15842 2007-03-16 Richard Guenther <rguenther@suse.de>
15844 * builtins.c (expand_builtin_cexpi): Use the right argument
15845 for the expansion via cexp.
15847 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15849 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15850 * configure: Rebuilt.
15852 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15855 * dwarf2out.c (force_type_die): Adjust comment.
15856 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15858 2007-03-15 DJ Delorie <dj@redhat.com>
15860 * config/frv/predicates.md (minmax_operator): Don't check operands
15863 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15865 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15866 Update constant estimates of number of iterations.
15867 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15868 argument renamed to "realistic".
15869 (compute_estimated_nb_iterations): Removed.
15870 (record_niter_bound): New function.
15871 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15872 call record_nonwrapping_iv with upper = false.
15873 (infer_loop_bounds_from_signedness): Pass upper argument to
15874 record_nonwrapping_iv.
15875 (estimate_numbers_of_iterations_loop): Do not call
15876 compute_estimated_nb_iterations. Record estimate based on profile
15877 information. Initialize the constant estimates of number of
15879 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15881 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15882 number of iterations is too small.
15883 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15884 (EST_NOT_AVAILABLE): Removed.
15885 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15886 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15889 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15891 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15892 Handle NE_EXPR guards.
15894 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15897 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15898 Set also -pedantic-errors by default for the preprocessor unless
15899 -fpermissive is given.
15901 2007-03-15 Richard Guenther <rguenther@suse.de>
15903 PR middle-end/29719
15904 PR middle-end/31161
15905 * builtins.c (expand_builtin_cexpi): As a fallback if we
15906 don't have builtins for sincos or cexp create a function
15907 declaration for cexp and expand to a call to that.
15908 (expand_builtin_int_roundingfn): Always fall
15909 back to floor/ceil and its variants even if they may be
15912 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15914 PR middle-end/31159
15915 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15916 jump tables, move the call to delete_dead_jumptables from here...
15917 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15918 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15919 don't allow merging of blocks that try_redirect_by_replacing_jump
15920 also does not handle when not optimizing.
15922 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15923 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15925 * config/i386/i386.md (x86_sahf_1): Correctly handle
15928 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15931 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15932 x86_64_general_operand as operand[2] predicate. Remove "iF"
15933 from operand constraints and use "e" constraint instead.
15934 (*subti3_1, *subti3_1 splitter): Ditto.
15935 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15936 operand[1] predicate.
15938 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15940 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15941 arrays, multiply the access strides by the size of the sub-array.
15942 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15944 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15946 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15947 the configured assembler supports the sahf mnemonic.
15948 * configure: Regenerate.
15949 * config.in: Regenerate.
15951 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15952 emit "sahf" or ".byte\t0x9e" as asm template.
15954 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15957 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15958 option to replace hard coded TARGET_xxx in md file.
15959 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15960 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15961 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15962 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15963 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15964 (X86_TUNE_NOT_VECTORMODE): Ditto.
15965 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15966 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15967 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15968 (TUNE_SLOW_IMUL_IMM8): Ditto.
15969 (TUNE_MOVE_M1_VIA_OR): Ditto.
15970 (TUNE_NOT_UNPAIRABLE): Ditto.
15971 (TUNE_NOT_VECTORMODE): Ditto.
15973 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15976 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15977 tuning options instead of hard coded TARGET_xxx.
15978 (fix ssemode peephole2's): Ditto.
15979 (imul peephole2's): Ditto.
15981 (movdi_or_rex64): Ditto.
15982 (move peephole2): Ditto.
15983 (not peephole2's): Ditto.
15985 2007-03-14 Dirk Mueller <dmueller@suse.de>
15987 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15988 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15989 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15991 * c-parser.c (c_parser_do_statement): Warn about empty body in
15992 do/while statement.
15993 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15994 * doc/invoke.texi (-Wempty-body): Update documentation.
15996 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15999 * c-common.h (warn_for_div_by_zero): Declare.
16000 * c-common.c (warn_for_div_by_zero): Define.
16001 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16004 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16006 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16007 to PREFIX and STANDARD_PREFIX.
16009 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16010 Phil Edwards <phil@codesourcery.com>
16012 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16013 (__gthread_once_t): Remove busy field for RTPs.
16014 (__GTHREAD_ONCE_INIT): Update accordingly.
16016 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16018 * doc/invoke.texi: Document VxWorks options.
16020 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16022 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16024 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16026 PR tree-optimization/30590
16027 * tree-nrv.c (tree_nrv): Check for the partial update of the
16030 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16032 * flags.h (flag_random_seed): Remove declaration, in favor of...
16033 * toplev.h (get_random_seed, set_random_seed): ... these.
16034 * tree.c (get_file_function_name): Use the former.
16035 * opts.c (common_handle_option): Use the latter.
16038 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16040 PR middle-end/31127
16041 * cse.c (cse_find_path): Do not bail out if a basic block that
16042 we already visited now becomes part of a path that starts at a
16043 different basic block. Just disallow this, to make sure we
16044 visit each basic block at most once.
16046 2007-03-13 Jan Hubicka <jh@suse.cz>
16048 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16049 attributes, when profile esitmate is present, calls with very low
16050 frequency are cold.
16052 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16054 PR tree-optimization/30730
16055 PR tree-optimization/26900
16056 * tree-ssa-loop-niter.c: Include gmp.h.
16057 (bounds): New type.
16058 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16059 split_to_var_and_offset, determine_value_range,
16060 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16061 bound_difference, bounds_add, bounds_negate,
16062 number_of_iterations_ne_max, dump_affine_iv): New functions.
16063 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16064 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16065 difference of initial and final value of control iv to validate
16067 (number_of_iterations_cond): Add loop parameter. Determine bounds
16068 on the difference of the extremes of the control iv. Add dumps.
16069 (expand_simple_operations): Handle phi nodes.
16070 (simplify_using_initial_conditions): Do not record used conditions.
16071 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16072 Do not set additional_info.
16073 (implies_nonnegative_p, implies_ge_p): Removed.
16074 (derive_constant_upper_bound): Do not use parameter `additional'.
16075 (record_estimate): Parameter `additional' removed. Parameter
16076 `i_bound' added. Do not call derive_constant_upper_bound.
16077 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16078 bound the number of iterations estimate.
16079 (estimate_numbers_of_iterations_loop): Pass the estimate from
16080 the number of iterations analysis to record_estimate.
16081 * tree.h (multiple_of_p): Declare.
16082 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16083 (scev_const_prop): Do not check expression_expensive_p.
16084 * fold-const.c (multiple_of_p): Exported.
16085 * double-int.c (double_int_mask): Exported.
16086 * double-int.h (double_int_mask): Declare.
16087 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16088 field. Added max field.
16090 2007-03-13 David Taylor <taylor@candd.org>
16093 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16096 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16099 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16100 two unamed patterns.
16102 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
16104 * config/i386/i386.opt (mcx16, msahf): New options.
16105 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
16106 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
16108 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
16109 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
16110 Output -mcx16 and -msahf options when corresponding bit is set.
16112 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
16113 and -msahf options.
16115 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16117 * configure.ac: Test for assembler tolerance to # 0 "".
16118 * configure, config.in: Rebuilt.
16119 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
16121 2007-03-13 Geoffrey Keating <geoffk@apple.com>
16123 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
16125 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
16126 (handle_syscall): Handle direct system calls.
16127 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
16129 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16131 * doc/invoke.texi: Fix cpp.info cross-reference.
16132 * doc/passes.texi: Fix gcc.info cross-reference.
16134 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
16136 PR tree-optimization/30835
16137 * lambda-code.c (can_convert_to_perfect_nest): Check whether
16138 bb_for_stmt is not NULL before accessing it.
16140 2007-03-12 Joseph Myers <joseph@codesourcery.com>
16142 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
16145 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16148 * doc/install.texi: Document --enable-stage1-languages
16150 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16152 * tree-pass.h (pass_into_cfg_layout_mode,
16153 pass_outof_cfg_layout_mode): Declare.
16154 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16155 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16156 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16157 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16159 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16161 * c-decl.c (warn_variable_length_array): New function.
16162 Refactored from grokdeclarator to handle warn_vla
16163 and handle unnamed array case.
16164 (grokdeclarator): Refactored VLA warning case.
16165 * c.opt (Wvla): New flag.
16166 * doc/invoke.texi (Wvla): New warning.
16168 2007-03-12 Richard Henderson <rth@redhat.com>
16170 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16171 (TARGET_SECTION_TYPE_FLAGS): New.
16173 2007-03-12 Richard Henderson <rth@redhat.com>
16175 * config/darwin.c (machopic_reloc_rw_mask): New.
16176 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16177 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16179 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16181 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16182 * cppdefault.h (cpp_PREFIX): Document.
16183 (cpp_PREFIX_len): Likewise.
16184 (cpp_EXEC_PREFIX): New variable.
16185 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16186 * c-incpath.c (add_standard_paths): Correct logic for relocating
16187 paths within prefix.
16189 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16191 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16192 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16194 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16195 fix_truncdfdi_sse using SSEMODEF mode macro.
16196 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16197 fix_truncdfsi_sse using SSEMODEF mode macro.
16198 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16199 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16201 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16203 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16204 elfos.h to tm_file.
16206 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16208 * tree.h : Add multiple_of_p declaration.
16209 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16210 * ipa-type-escape.c (results_of_malloc): Redundant.
16211 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16212 (cast_type): Extended with new members.
16213 (check_cast): Returns cast_type.
16214 (cast): New structure for data of walk_use_def_chains.
16215 (is_malloc_result, is_cast_from_non_pointer_1,
16216 is_cast_from_non_pointer,
16217 is_array_access_through_pointer_and_index): New functions.
16218 (look_for_casts): Returns cast types.
16219 (check_call): Returns void.
16220 (okay_pointer_operation): Use support of pointer plus index,
16221 pointer plus constant and allow all multiplications.
16223 2007-03-11 Richard Guenther <rguenther@suse.de>
16225 PR tree-optimization/31115
16226 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16227 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16228 A shift count of zero is not special as with *_DIV_EXPR.
16229 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16232 2007-03-11 Ian Lance Taylor <iant@google.com>
16234 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16235 the *_DIV_EXPR codes correctly with overflow infinities.
16237 2007-03-11 Ira Rosen <irar@il.ibm.com>
16239 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16240 indicate success/failure of the analysis. Add negation to subtrahend
16241 in case of subtraction. Fail if both operands contain constants.
16242 (create_data_ref): Fail if analyze_offset fails.
16244 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16246 * config/i386/i386.md (frndintxf2): Rename to ...
16247 (rintxf2): ... this. Remove expander having same name.
16248 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16249 (roundsf2, rounddf2): Ditto.
16250 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16251 (lround<mode>di2, lround<mode>si2): Ditto.
16253 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16255 * lower-subreg.c: Include except.h.
16256 (decompose_multiword_subregs): Verify that the only control flow
16257 insns we can split are loads to multi-words pseudos.
16258 Handle breaking such blocks after splitting, instead of calling
16259 find_many_sub_basic_blocks.
16261 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16262 on the new basic block. Add a lengthy comment explaining why we
16263 thought this was necessary.
16264 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16266 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16269 * tree.c (walk_type_fields): Recurse into the element type of
16270 ARRAY_TYPEs if there is a pointer set.
16272 2007-03-10 Dirk Mueller <dmueller@suse.de>
16274 * c-common.c (warn_logical_operator): Fix condition.
16276 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16278 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16280 * config/darwin.c (machopic_select_section): Remove superfluous
16281 argument in call to categorize_decl_for_section. Remove unused
16284 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16286 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16288 * configure: Regenerate.
16290 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16293 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16294 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16295 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16296 Add LABEL_NUSES to emitted label.
16297 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16298 branch probability value to emitted jump insn.
16299 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16300 Do not check life information and do not re-arrange input operands
16301 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16303 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16305 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16306 the change of decode_asm_operands.
16308 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16310 * mode-switching.c (create_pre_exit): Skip blockage insn.
16312 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16314 * tree-pass.h (TODO_update_smt_usage): Remove.
16316 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16320 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16322 * pa.c (attr_length_call): Revise condition for long
16323 pc-relative branch.
16324 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16325 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16326 sequence on SOM target.
16328 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16330 * gcc.c: Document %{, in big comment at top.
16331 (input_suffix_matches): Remove special handling for .s and
16333 (input_spec_matches): New.
16334 (handle_braces): Handle %{,.
16335 (validate_switches): ',' indicates a value which is not a switch.
16336 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16337 to detect assembler input.
16338 * config/i386/sol2.h (CPP_SPEC): Likewise.
16339 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16340 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16341 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16342 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16343 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16344 -m64 causes deployment target to default to 10.5.
16345 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16347 2007-03-09 Richard Henderson <rth@redhat.com>
16350 * target.h (targetm.asm.out.reloc_rw_mask): New.
16351 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16352 (TARGET_ASM_OUT): Use it.
16353 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16354 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16355 use the new reloc_rw_mask target hook instead.
16356 (default_section_type_flags_1): Merge into...
16357 (default_section_type_flags): ... here.
16358 (decl_readonly_section_1): Merge into...
16359 (decl_readonly_section): ... here.
16360 (default_elf_select_section_1): Merge into...
16361 (default_elf_select_section): ... here.
16362 (default_unique_section_1): Merge into...
16363 (default_unique_section): ... here.
16364 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16365 (default_select_rtx_section): Use it.
16366 (default_elf_select_rtx_section): Likewise.
16367 * output.h: Update to match.
16368 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16369 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16370 (TARGET_ASM_RELOC_RW_MASK): New.
16371 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16372 to categorize_decl_for_section.
16373 (x86_64_elf_unique_section): Likewise.
16374 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16375 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16376 (TARGET_ASM_RELOC_RW_MASK): New.
16377 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16378 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16379 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16380 (TARGET_RWRELOC): Remove.
16381 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16382 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16383 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16384 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16385 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16386 (rs6000_xcoff_select_section): Use decl_readonly_section.
16387 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16388 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16389 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16390 (TARGET_SECTION_TYPE_FLAGS): Remove.
16391 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16393 2007-03-09 Roger Sayle <roger@eyesopen.com>
16395 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16396 complex constant equality/inequality comparisons for here.
16397 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16398 known at compile-time or can be simplified to a scalar comparison.
16399 (fold_relational_const): Move compile-time evaluation of complex
16400 constant equality/inequality comparisons to here.
16402 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16404 PR rtl-optimization/30643
16405 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16407 (fold_rtx): Recurse, like before 2006-11-03.
16409 2007-03-09 DJ Delorie <dj@redhat.com>
16411 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16414 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16416 PR tree-optimization/30375
16417 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16418 LHS of statements is not the same.
16419 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16421 2007-03-09 Chao-ying Fu <fu@mips.com>
16423 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16425 * doc/invoke.texi (-mdspr2): Document new option.
16426 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16427 New unspec for DSP REV 2.
16428 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16429 these instructions are extended in DSP REV 2.
16430 (mips-dspr2.md): Include.
16431 * config/mips/mips.opt (mdspr2): New option.
16432 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16433 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16434 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16435 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16436 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16437 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16438 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16440 (bdesc_map): Add one field of unsupported_target_flags.
16441 (bdesc_arrays): Update entries to have extra fields. Add
16443 (mips_init_builtins): Initialize new function types.
16444 Check unsupported_target_fileds to filter out builtins.
16445 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16447 (ASM_SPEC): Pass mdspr2 to the assembler.
16448 * config/mips/mips-dspr2.md: New file.
16450 2007-03-09 Sa Liu <saliu@de.ibm.com>
16452 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16454 2007-03-09 Ian Lance Taylor <iant@google.com>
16456 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16457 argument) like -Wstrict-overflow=2.
16458 * doc/invoke.texi (Warning Options): Update documentation.
16460 2007-03-09 Dirk Mueller <dmueller@suse.de>
16463 * doc/invoke.texi (-Wlogical-op): Document.
16464 * common.opt (-Wlogical-op): New.
16465 * c-common.h (warn_logical_operator): Declare.
16466 * c-common.c (warn_logical_operator): Define.
16467 * c-typeck.c (parser_build_binary_op): Call
16468 warn_logical_operator.
16470 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16472 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16473 * final.c (final_scan_insn): Test for non-"" file name.
16475 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16477 * doc/loop.texi: Document the Omega linear constraints solver.
16478 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16479 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16480 omega-hash-table-size, omega-max-keys, and
16481 omega-eliminate-redundant-constraints.
16482 * tree-pass.h (pass_check_data_deps): Declared.
16485 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16486 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16487 pass_check_data_deps): New.
16488 * tree-data-ref.c (init_data_ref): Remove declaration.
16489 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16490 (analyze_array): Renamed init_array_ref, move up initializations.
16491 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16492 Removed arguments that are set to NULL.
16493 (analyze_indirect_ref): Correct indentation, correct call to
16495 (object_analysis): Call init_array_ref instead of analyze_array.
16496 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16497 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16498 of DR_ACCESS_FNS_ADDR.
16499 (init_omega_eq_with_af, omega_extract_distance_vectors,
16500 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16501 ddr_consistent_p): New.
16502 (compute_affine_dependence): Check consistency of ddrs when
16503 flag_check_data_deps is passed.
16504 (analyze_all_data_dependences): Uncomment.
16505 (tree_check_data_deps): New.
16506 * tree-data-ref.h: Include omega.h.
16507 (DR_ACCESS_FNS_ADDR): Removed.
16508 (data_dependence_relation): Add inner_loop.
16509 (DDR_INNER_LOOP): New.
16510 * common.opt (fcheck-data-deps): New.
16511 * tree-flow.h (tree_check_data_deps): Declare.
16512 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16513 (OBJS-common): Depend on omega.o.
16515 * passes.c (pass_check_data_deps): Scheduled.
16516 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16517 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16518 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16519 PARAM_VECT_MAX_VERSION_CHECKS,
16520 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16522 2007-03-09 Richard Guenther <rguenther@suse.de>
16524 PR tree-optimization/30904
16525 PR middle-end/31058
16526 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16527 the same way as *_DIV_EXPR.
16529 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16531 * recog.c (decode_asm_operands): No mixed declarations and code.
16533 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16535 * rtl.def (ASM_INPUT): Add location.
16536 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16537 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
16538 (decode_asm_operands): Add loc operand.
16539 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
16540 * stmt.c (expand_asm): Rename to...
16541 (expand_asm_loc): ... this. Add locus argument. Pass it on to
16542 gen_rtx_ASM_INPUT_loc.
16543 (expand_asm_expr): Adjust.
16544 * recog.c (decode_asm_operands): Add loc operand.
16545 (check_asm_operands, extract_insn): Adjust.
16546 * reload1.c (maybe_fix_stack_asms): Likewise.
16547 * final.c (asm_insn_count): Likewise.
16548 (final_scan_insn): Output # line before and after asm.
16550 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
16552 * tree-ssa-structalias.c (variable_info): Remove
16554 (new_var_info): Ditto.
16555 (shared_bitmap_info_t): New structure.
16556 (shared_bitmap_table): New variable.
16557 (shared_bitmap_hash): New function.
16558 (shared_bitmap_eq): Ditto
16559 (shared_bitmap_lookup): Ditto.
16560 (shared_bitmap_add): Ditto.
16561 (merge_smts_into): Change to take bitmap directly.
16562 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
16563 (init_alias_vars): Init shared bitmap hashtable.
16564 (delete_points_to_sets): Delete shared bitmap hashtable.
16565 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
16566 is_aliased removal as a change that was still necessary was
16569 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
16571 * config/i386/i386.h (override_options): Conditionally disable
16572 x86_sahf for 64bit targets only.
16574 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16577 * c-decl.c (merge_decls): Don't call make_var_volatile.
16578 * varasm.c (make_var_volatile): Remove.
16579 * output.h (make_var_volatile): Remove.
16581 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
16583 PR tree-optimization/31085
16584 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
16586 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16588 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
16589 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
16590 ATTR_CONST_NOTHROW_LIST.
16592 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16595 2007-03-08 Diego Novillo <dnovillo@redhat.com>
16597 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
16599 2007-03-08 Geoffrey Keating <geoffk@apple.com>
16602 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
16604 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
16605 passed, use shared libgcc.
16607 2007-03-08 Roger Sayle <roger@eyesopen.com>
16609 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
16610 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16611 (honor_protect_cleanup_actions, lower_try_finally_switch):
16613 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
16614 ifc_temp_var): Likewise.
16615 * tree-inline.c (setup_one_parameter): Likewise.
16616 * tree-mudflap.c (mf_decl_cache_locals,
16617 mf_build_check_statement_for): Likewise.
16618 * tree-nested.c (init_tmp_var, save_tmp_var,
16619 finalize_nesting_tree_1): Likewise.
16620 * tree-outof-ssa.c (insert_copy_on_edge,
16621 insert_backedge_copies): Likewise.
16622 * tree-profile.c (tree_gen_edge_profiler,
16623 tree_gen_ic_profiler): Likewise.
16624 * tree-scalar-evolution.c (scev_const_prop): Likewise.
16625 * tree-sra.c (sra_build_assignment): Likewise.
16626 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
16627 * tree-ssa-math-opts.c (insert_reciprocals,
16628 execute_cse_sincos_1): Likewise.
16629 * tree-tailcall.c (adjust_accumulator_values,
16630 adjust_return_value): Likewise.
16631 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
16632 * tree-vect-transform.c (vect_create_data_ref_ptr,
16633 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
16634 vect_create_epilog_for_reduction, vectorizable_reduction,
16635 vectorizable_call, vectorizable_conversion,
16636 vectorizable_assignment, vectorizable_operation,
16637 vectorizable_type_demotion, vect_gen_widened_results_half,
16638 vect_permute_store_chain, vectorizable_store,
16639 vect_setup_realignment, vect_permute_load_chain,
16640 vectorizable_load, vectorizable_condition,
16641 vect_create_cond_for_align_checks): Likewise.
16642 * tree-vrp.c (build_assert_expr_for): Likewise.
16644 2007-03-08 Ian Lance Taylor <iant@google.com>
16646 * tree-vrp.c: Include "intl.h".
16647 (usable_range_p): New static function.
16648 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
16649 overflowed values, juts set *strict_overflow_p.
16650 (compare_values): Only return -2 if one of the operands is not a
16652 (compare_ranges): Call usable_range_p.
16653 (compare_range_with_value): Likewise.
16654 (vrp_evaluate_conditional_warnv): Rename from
16655 vrp_evaluate_conditional. Make static. Change all callers.
16656 (vrp_evaluate_conditional): New function.
16657 (simplify_div_or_mod_using_ranges): Issue warning about reliance
16658 on signed overflow.
16659 (simplify_abs_using_ranges): Likewise.
16660 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
16661 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
16662 within_stmt parameter.
16663 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16664 vrp_evaluate_conditional.
16665 * tree-ssa-threadedge.c
16666 (record_temporary_equivalences_from_stmts_at_dest): Change
16667 simplify parameter to take a second tree parameter.
16668 (simplify_control_stmt_condition): Likewise.
16669 (thread_across_edge): Likewise.
16670 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16671 (thread_across_edge): Likewise.
16672 * Makefile.in (tree-vrp.o): Depend upon intl.h.
16674 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
16676 * config/i386/i386.h (TARGET_SAHF): New define.
16677 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
16678 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
16679 (x86_sahf): New global variable.
16680 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
16681 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
16682 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
16683 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
16685 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
16686 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
16687 when expanding fcomi/sahf based tests.
16688 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
16689 expanding sahf based alternative. Emit sahf based sequence when
16690 optimizing for code size.
16691 * config/i386/i386.md (x86_sahf_1): Do not disable for
16692 TARGET_64BIT, enable for TARGET_SAHF.
16694 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
16696 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
16697 spurious whitespace from error message.
16699 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
16702 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
16704 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
16706 * c-decl.c (grokdeclarator): Disable warnings for anonymous
16708 * tree-sra.c (instantiate_element): Propagate disabled warnings
16709 from the element itself to the created variable.
16711 2007-03-07 Richard Henderson <rth@redhat.com>
16714 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16715 silently fix up the stack in the case of a missing register.
16717 2007-03-07 Paul Brook <paul@codesourcery.com>
16719 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16721 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16723 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16725 (phase1_vrs): Use them.
16726 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16727 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16728 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16729 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16730 __gnu_Unwind_Restore_WMMXC if required.
16731 (_Unwind_VRS_Pop): Implement iWMMXt support.
16732 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16733 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16734 gnu_Unwind_Save_WMMXC): Define.
16736 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16738 * config/vxworks.h (vxworks_override_options): Declare.
16739 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16740 * config/vxworks.c: Include target.h and toplev.h.
16741 (vxworks_override_options): New function.
16742 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16744 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16746 * config/s390/s390.c (override_options): Don't emit an error when
16747 -mstack-size is used without providing -mstack-guard.
16748 (s390_emit_prologue): Choose stack_guard value automatically if not
16749 provided via command line.
16750 * doc/invoke.texi: Adjust description of -mstack-guard and
16753 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16755 * config/i386/i386.c (output_set_got): Add a GOT initialization
16756 sequence for VxWorks PIC.
16757 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16758 around labels as well as symbols. Use gotoff_operand instead
16759 of local_symbolic_operand.
16760 (legitimize_pic_address): Use gotoff_operand instead of
16761 local_symbolic_operand. Use @GOT accesses for labels as
16763 (ix86_output_addr_diff_elt): Use PC-relative rather than
16764 GP-relative offsets for VxWorks PIC.
16765 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16766 no_new_pseudos. Check whether the returned register is op0.
16767 * config/i386/i386.md (tablejump): Use PC-relative rather than
16768 GP-relative offsets for VxWorks PIC.
16769 * config/i386/predicates.md (gotoff_operand): New predicate.
16771 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16773 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16775 * config/vxworks-dummy.h: New file.
16776 * config/i386/i386.h: Include it.
16778 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16780 * dwarf2out.c (is_inlined_entry_point): New
16781 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16782 DW_AT_ranges if the first subblock is the entry point.
16784 2007-03-06 David Daney <ddaney@avtrex.com>
16786 * doc/install.texi (mips-*-*): Change recommended binutils
16789 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16791 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16792 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16794 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16795 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16797 2007-03-06 Jan Hubicka <jh@suse.cz>
16799 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16800 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16802 (probably_cold_bb_p): Cold functions are cold.
16803 (probably_never_executed_bb_p): Cold functions are cold.
16804 (tree_bb_level_predictions): Predict calls to cold functions as not
16806 (compute_function_frequency): Check hot/cold attributes.
16807 * function.h (function_frequency): Update comments.
16808 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16809 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16810 (c_common_att): Add cold and hot.
16812 * doc/extend.texi (hot,cold attributes): Document.
16814 2007-03-06 Andrew Haley <aph@redhat.com>
16816 * function.c (expand_function_end): Move blockage to just after we
16817 emit the label for the naked return from the function.
16819 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16821 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16824 2007-03-06 Jan Hubicka <jh@suse.cz>
16826 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16827 loaded for constant large models. Non-large 64bit PIC can do.
16828 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16829 * cmodel.h: Add LARGE PIC.
16830 * i386.md (UNSPEC_PLTOFF): New.
16831 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16833 (*call_1_rex64): Disable for large models.
16834 (*call_1_rex64_large): New.
16835 (*call_value_1_rex64): Disable for large models.
16836 (*call_value_1_rex64_large): New.
16837 (set_rip_rex4): New.
16838 (set_got_offset_rex64): New.
16839 * predicates.md (constant_call_address_operand): For large model
16840 constant calls are not possible.
16841 * i386-protos.h (construct_plt_address): Declare.
16842 * i386.c (override_options): Accept large models.
16843 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16844 (legitimate_constant_p): Add new UNSPECs.
16845 (legitimate_pic_operand_p): Likewise.
16846 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16847 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16849 (output_pic_addr_const): Add PLTOFF.
16850 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16851 (ix86_expand_move): Legitimize pic address when in PIC mode.
16852 (construct_plt_address): New function.
16853 (ix86_expand_call): Offload the address to register and use GOT
16854 pointer for large model.
16855 * invoke.texi (mcmodel=large): Update documentation.
16857 2007-03-06 Richard Henderson <rth@redhat.com>
16859 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16860 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16861 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16862 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16863 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16864 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16865 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16866 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16867 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16868 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16869 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16870 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16871 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16872 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16873 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16874 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16875 x86_schedule, x86_use_bt, x86_pad_returns,
16876 x86_use_xchgb): Merge into ...
16877 (ix86_tune_features): ... here. New array.
16878 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16879 x86_bswap): Merge into ...
16880 (ix86_arch_features): ... here. New array.
16881 (x86_3dnow_a): Remove.
16882 (x86_accumulate_outgoing_args): Make static.
16883 (x86_arch_always_fancy_math_387): Make static.
16884 (ix86_tune_mask, ix86_arch_mask): Move ...
16885 (override_options): ... to local variables here. Apply the
16886 appropriate mask to each element of ix86_arch_features and
16887 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16888 as were done in the old macros.
16889 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16890 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16891 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16892 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16893 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16894 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16895 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16896 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16897 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16898 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16899 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16900 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16901 x86_accumulate_outgoing_args, x86_prologue_using_move,
16902 x86_epilogue_using_move, x86_decompose_lea,
16903 x86_arch_always_fancy_math_387, x86_shift1,
16904 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16905 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16906 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16907 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16908 x86_use_incdec, x86_pad_returns, x86_bswap,
16909 x86_partial_flag_reg_stall): Remove.
16910 (enum ix86_tune_indices): New.
16911 (ix86_tune_features): New.
16912 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16913 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16914 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16915 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16916 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16917 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16918 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16919 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16920 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16921 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16922 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16923 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16924 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16925 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16926 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16927 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16928 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16929 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16930 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16931 TARGET_EXT_80387_CONSTANTS): Use it.
16932 (enum ix86_arch_indices): New.
16933 (ix86_arch_features): New.
16934 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16935 TARGET_BSWAP): Use it.
16936 (ix86_tune_mask, ix86_arch_mask): Remove.
16938 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16941 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16942 Define using $${sysroot_headers_suffix}.
16943 * configure: Regenerate.
16944 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16945 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16947 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16948 * gcc.c (print_sysroot_headers_suffix): New.
16949 (option_map): Include --print-sysroot-headers-suffix.
16950 (display_help): Mention -print-sysroot-headers-suffix.
16951 (process_command): Handle -print-sysroot-headers-suffix.
16952 (do_spec_1): Append multilib directory to include-fixed path if
16953 sysroot suffixes in use.
16954 (main): Handle -print-sysroot-headers-suffix.
16955 * Makefile.in (start.encap): Don't depend on xlimits.h
16956 (xlimits.h): Remove.
16957 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16958 limits.h for each multilib in fixinc_list.
16959 (fixinc_list, s-fixinc_list): New.
16960 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16961 generate them for each multilib in fixinc_list.
16962 (stmp-fixproto): Use include-fixed. Run fixproto for each
16963 multilib in fixinc_list.
16964 (mostlyclean): Don't remove xlimits.h.
16965 (clean): Remove include-fixed.
16966 (real-install-headers-tar, real-install-headers-cpio,
16967 real-install-headers-cp): Don't copy include, only include-fixed.
16968 (install-mkheaders): Depend on fixinc_list. Don't depend on
16969 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16970 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16971 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16973 2007-03-06 Jan Hubicka <jh@suse.cz>
16975 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16978 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16980 * configure.ac: Allow tm_file to contain build-directory files.
16981 * configure: Regenerate.
16982 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16983 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16984 * config/m68k/print-sysroot-suffix.sh: New file.
16986 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16988 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16989 of pic_offset_table_rtx if reload_completed.
16990 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16991 PIC_OFFSET_TABLE_REGNUM.
16992 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16994 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16995 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16997 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16999 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17000 functions that call eh_return.
17002 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17004 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17005 functions that need a constant pool.
17007 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17010 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17011 (m68k_preferred_reload_class): Likewise.
17012 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17013 (SECONDARY_RELOAD_CLASS): Define.
17014 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17015 (LIMIT_RELOAD_CLASS): Delete.
17016 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17017 registers from storing bytes.
17018 (m68k_secondary_reload_class): New function.
17019 (m68k_preferred_reload_class): Likewise.
17021 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17023 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17025 (m68k_expand_prologue): Likewise.
17027 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17029 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17030 (mips_expand_epilogue): Add a bool parameter.
17031 (m68k_legitimize_sibcall_address): Declare.
17032 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17033 (m68k_expand_epilogue): Add a parameter to select between sibling
17034 and normal epilogues. Only generate a return for the latter.
17035 (m68k_ok_for_sibcall_p): New function.
17036 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17037 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17038 (sibcall_value, *sibcall_value): Likewise.
17039 (*call, *call_value): Require !SIBLING_CALL_P.
17040 (epilogue): Update call to m68k_expand_epilogue.
17041 (sibcall_epilogue): New pattern.
17042 * config/m68k/predicates.md (const_call_operand): Say that this
17043 predicate applies to sibling calls too.
17044 (sibcall_operand): New predicate.
17046 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17048 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17049 alternatives as movsi_cf.
17050 (movsf_cf_hard): Add commentary.
17052 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17053 Richard Sandiford <richard@codesourcery.com>
17055 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17056 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17057 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17058 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17059 as being live on exit from an interrupt function.
17060 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17061 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17062 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17063 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17064 (m68k_interrupt_function_p): Globalize.
17065 (m68k_compute_frame_layout): Remove reverse mask code.
17066 (m68k_emit_movem, m68k_set_frame_related): New functions.
17067 (m68k_output_function_prologue): Delete in favor of...
17068 (m68k_expand_prologue): ...this new function.
17069 (m68k_output_function_epilogue): Delete in favor of...
17070 (m68k_expand_epilogue): ...this new function.
17071 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17073 (print_operand): Handle %?.
17074 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17075 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17076 (prologue, epilogue): New patterns.
17077 (return): Turn into a define_expand.
17078 (*return): New pattern, derived from old "return" pattern. Use rte
17079 rather than rts for interrupt functions. Only use rtd if the pop
17081 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17082 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17083 (link, *link, unlink, *unlink, load_got): Likewise.
17085 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17089 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17090 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17091 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17092 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17093 and m68k_matches_u_p.
17094 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17095 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17096 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17097 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17098 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17099 (REG_STRICT_P): New macro.
17100 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17101 PCREL_GENERAL_OPERAND_OK.
17102 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17103 m68k_legitimate_base_reg_p.
17104 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
17105 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
17106 (PIC_CASE_VECTOR_ADDRESS): Update comment.
17107 * config/m68k/m68k.c (m68k_address): New structure.
17108 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
17109 (m68k_decompose_index, m68k_legitimate_constant_address_p)
17110 (m68k_jump_table_ref_p, m68k_decompose_address)
17111 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
17112 (m68k_matches_u_p): New functions.
17113 (print_operand_address): Rewrite to use m68k_decompose_index.
17115 2007-03-05 David Taylor <dtaylor@emc.com>
17117 * gcc.c: Correct copyright date in --version output.
17119 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17121 * pa.md: In unamed move patterns, disparge copies between general
17122 and floating point registers using '?' modifier. Don't include 'f'
17123 constraint for register preferences in DImode, SImode, HImode and
17124 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
17125 Remove constraints for copies between general and floating registers
17126 in soft-float DFmode pattern.
17127 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
17131 2007-03-05 Mike Stump <mrs@apple.com>
17133 * c-common.c (targetcm): Add.
17134 * c-opts.c (c_common_handle_option): Handle language specific
17136 * opts.c (handle_option): Verify language for target options, if
17138 * opth-gen.awk: Add CL_LANG_ALL.
17139 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
17140 (TARGETCM_INITIALIZER): Add.
17141 * target.h (struct gcc_targetcm): Add.
17143 * targhooks.c (default_handle_c_option): Add.
17144 * targhooks.h (default_handle_c_option): Add.
17145 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
17147 * config/darwin.opt (iframework): Add.
17148 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17149 * config/darwin-c.c (handle_c_option): Add.
17150 (TARGET_HANDLE_C_OPTION): Add.
17152 * doc/invoke.texi (Darwin Options): Add -iframework.
17154 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17156 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17159 2007-03-05 Ian Lance Taylor <iant@google.com>
17161 * c.opt (fgnu89-inline): New option.
17162 * c-opts.c (c_common_post_options): Set default value for
17164 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17165 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17167 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17168 (grokdeclarator, start_function): Likewise.
17169 * c-cppbuiltin.c (c_cpp_builtins): Define either
17170 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17171 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17172 (C Dialect Options): Document -fgnu89-inline.
17173 * doc/extend.texi (Function Attributes): Explain what the
17174 gnu_inline attribute does.
17175 * doc/cpp.texi (Common Predefined Macros): Document
17176 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17178 2007-03-05 Ian Lance Taylor <iant@google.com>
17180 PR tree-optimization/31034
17181 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17182 half-range if the other side is an overflow infinity.
17184 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17186 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17187 (bfin*-linux-uclibc*): New configuration.
17188 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17190 * config/bfin/linux.h: New file.
17191 * config/bfin/libgcc-bfin.ver: New file.
17192 * config/bfin/t-bfin-uclinux: New file.
17193 * config/bfin/t-bfin-linux: New file.
17194 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17195 (TARGET_OS_CPP_BUILTINS): New macro.
17197 2007-03-05 Richard Guenther <rguenther@suse.de>
17199 * fold-const.c (fold_binary): Remove duplicate folding
17200 of comparison of non-null ADDR_EXPR against null.
17202 2007-03-05 Richard Guenther <rguenther@suse.de>
17203 Dorit Nuzman <dorit@il.ibm.com>
17205 PR tree-optimization/26420
17206 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17207 are no loops in the function. Only print the number of
17208 vectorized loops if it is greater than zero or we are supposed
17209 to print information about unvectorized loops.
17211 2007-03-05 Revital Eres <eres@il.ibm.com>
17213 * gcc.dg/var-expand1.c: New test.
17214 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17215 when an accumulator is expanded.
17217 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17220 * c-common.c (convert_and_check): Don't give warnings for
17221 conversion if 'expr' already overflowed.
17223 2007-03-04 Roger Sayle <roger@eyesopen.com>
17225 PR middle-end/30744
17226 * fold-const.c (fold_comparison): Enforce type consistency when
17227 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17229 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17231 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17232 containing a cast to the base of TARGET_MEM_REF.
17234 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17236 * tree.c (tree_contains_struct_check_failed): Remove spurious
17237 whitespace from error message.
17239 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17242 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17243 instead of precision.
17245 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17246 Nathan Sidwell <nathan@codesourcery.com>
17248 * emit-rtl.c (find_auto_inc): New.
17249 (try_split): recreate REG_INC notes,
17250 Use regular for loops rather than whiles.
17252 2007-03-03 Andreas Schwab <schwab@suse.de>
17254 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17255 * configure: Regenerate.
17257 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17259 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17260 flag_rounding_math, not flag_unsafe_math_optimizations.
17262 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17264 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17265 alpha_fold_vector_minmax): Likewise.
17266 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17267 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17269 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17271 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17272 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17273 if the lhs has side-effects.
17274 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17276 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17278 * config/i386/i386.h (TUNEMASK): Remove define.
17279 (ARCHMASK): Remove define.
17280 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17281 Use ix86_arch_mask variable instead of ARCHMASK.
17282 * config/i386/i386.c (override_options): Ditto.
17283 (standard_80387_constant_p): Ditto.
17285 2007-03-02 Ian Lance Taylor <iant@google.com>
17287 Used signed infinities in VRP.
17288 * tree-vrp.c (uses_overflow_infinity): New static function.
17289 (supports_overflow_infinity): New static function.
17290 (make_overflow_infinity): New static function.
17291 (negative_overflow_infinity): New static function.
17292 (positive_overflow_infinity): New static function.
17293 (is_negative_overflow_infinity): New static function.
17294 (is_positive_overflow_infinity): New static function.
17295 (is_overflow_infinity): New static function.
17296 (overflow_infinity_range_p): New static function.
17297 (compare_values_warnv): New function split out of compare_values.
17298 (compare_value): Call it.
17299 (set_value_range_to_nonnegative): Add overflow_infinity
17300 parameter. Change caller.
17301 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17303 (vrp_expr_computes_nonzero): Likewise.
17304 (compare_ranges, compare_range_with_value): Likewise.
17305 (compare_name_with_value, compare_names): Likewise.
17306 (vrp_evaluate_conditional): Likewise.
17307 (set_value_range): Handle infinity
17308 (vrp_operand_equal_p, operand_less_p): Likewise.
17309 (extract_range_from_assert): Likewise.
17310 (vrp_int_const_binop): Likewise.
17311 (extract_range_from_binary_expr): Likewise.
17312 (extract_range_from_unary_expr): Likewise.
17313 (extract_range_from_comparison): Likewise.
17314 (extract_range_from_expr): Likewise.
17315 (dump_value_range): Likewise.
17316 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17317 (test_for_singularity): Likewise.
17318 (vrp_int_const_binop): Remove inline qualifier.
17319 (adjust_range_with_scev): Add comment.
17320 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17322 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17324 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17325 (get_constraint_for): Likewise.
17326 (do_structure_copy): Likewise.
17327 (find_func_aliases): Fix references to MODIFY_EXPR.
17328 (intra_create_variable_infos): Tidy.
17329 * tree-ssa-operands.c (add_virtual_operand): Add argument
17331 When adding members of alias sets, if IS_CALL_SITE is true and
17332 the symbol is not call-clobbered, skip it.
17333 Adjust all callers.
17335 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17337 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17338 entry by means of emit_insn_at_entry.
17340 2007-03-02 Richard Henderson <rth@redhat.com>
17342 * expr.h (promoted_input_arg): Remove decl.
17343 * function.c (promoted_input_arg): Merge into ...
17344 * combine.c (setup_incoming_promotions): ... only caller.
17345 Rearrange to avoid double loop.
17347 2007-03-02 Ben Elliston <bje@au.ibm.com>
17348 Peter Bergner <bergner@vnet.ibm.com>
17349 Janis Johnson <janis187@us.ibm.com>
17351 * config/rs6000/dfp.md: New file.
17352 * config/rs6000/rs6000.md: Include dfp.md.
17353 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17354 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17355 and TDmode decimal float modes in FP registers.
17356 (num_insns_constant): Likewise.
17357 (rs6000_legitimate_offset_address_p): Likewise.
17358 (rs6000_legitimize_address): Likewise.
17359 (rs6000_legitimize_reload_address): Likewise.
17360 (rs6000_legitimate_address): Likewise.
17361 (rs6000_emit_move): Likewise.
17362 (function_arg_boundary): Likewise.
17363 (function_arg_advance): Likewise.
17364 (rs6000_darwin64_record_arg_recurse): Likewise.
17365 (function_arg): Likewise.
17366 (rs6000_gimplify_va_arg): Likewise.
17367 (rs6000_split_multireg_move): Likewise.
17368 (rs6000_output_function_epilogue): Likewise.
17369 (rs6000_output_function_epilogue): Likewise.
17370 (rs6000_register_move_cost): Likewise.
17371 (rs6000_function_value): Likewise.
17372 (rs6000_libcall_value): Likewise.
17374 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17376 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17378 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17380 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17381 Use $MULTIDIR to choose between the kernel and RTP headers,
17382 and use $WIND_BASE and $WIND_USR to locate them.
17384 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17386 * config/i386/i386.c (override_options): Put initialization of
17387 ix86_tune_mask and ix86_arch_mask to the correct place.
17389 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17390 Michael Meissner <michael.meissner@amd.com>
17393 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17394 (ARCHMASK): Define.
17395 (TARGET_CMOVE): Use ARCHMASK.
17396 (TARGET_CMPXCHG): Ditto.
17397 (TARGET_CMPXCHG8B): Ditto.
17398 (TARGET_XADD): Ditto.
17399 (TARGET_BSWAP): Ditto.
17400 * config/i386/i386.c (ix86_tune_mask): New global variable.
17401 (ix86_arch_mask): Ditto.
17402 (override_options): Initialize ix86_tune_mask and
17403 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17406 2007-03-02 Ben Elliston <bje@au.ibm.com>
17409 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17411 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17413 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17414 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17415 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17416 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17418 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17419 rs6000_init_dwarf_reg_sizes_extra): New.
17420 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17421 SPE register high parts.
17423 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17425 * Makefile.in: Add install-pdf target as
17426 copied from automake v1.10 rules.
17427 * configure.ac: Add install-pdf to target list.
17428 * configure: Regenerate.
17430 2007-03-01 Paul Brook <paul@codesourcery.com>
17432 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17433 modes to LDRD for DImode.
17434 (output_move_double): Fixup out of range ldrd/strd.
17435 (vfp_secondary_reload_class): Rename...
17436 (coproc_secondary_reload_class): ... to this. Add wb argument.
17437 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17438 coproc_secondary_reload_class for CLASS_IWMMXT.
17439 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17440 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17442 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17444 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17445 unroll factor by the estimated number of iterations.
17446 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17447 than prefetch latency.
17449 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17450 decode_caches_intel, detect_caches_intel): New functions.
17451 (host_detect_local_cpu): Use detect_caches_amd and
17452 detect_caches_intel.
17454 2007-03-01 Richard Henderson <rth@redhat.com>
17456 * expr.c (emit_move_complex_push): Export.
17457 (emit_move_complex_parts): Split out from ...
17458 (emit_move_complex): ... here.
17459 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17460 * config/i386/i386.md (movcdi): New.
17462 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17464 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17465 size of mode1 to check for tieable modes in MMX case.
17467 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17469 * Makefile.in (rtlanal.o): Depend on tree.h.
17470 * rtl.h (offset_within_section_p, split_const): Declare.
17471 * rtlanal.c: Include tree.h.
17472 (offset_within_block_p): New function, taken from
17473 mips_offset_within_object_p.
17474 (split_const): New function, taken from mips_split_const.
17475 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17477 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17478 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17479 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17480 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17481 (m68k_illegitimate_symbolic_constant_p): New function.
17482 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17483 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17484 symbolic constant that might be outside the symbol's section,
17485 move the symbol first and then add the offset.
17486 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17488 * config/mips/mips.c (mips_split_const): Delete.
17489 (mips_offset_within_object_p): Delete.
17490 (mips_symbolic_constant_p): Use offset_within_section_p and
17491 split_const instead of mips_offset_within_object_p and
17493 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17494 (mips_legitimize_const_move, print_operand_reloc)
17495 (mips_dangerous_for_la25_p): Use split_const instead of
17498 2007-02-28 Eric Christopher <echristo@apple.com>
17500 * Makefile.in (install-include-dir): Don't rm -rf include.
17502 2007-02-28 Richard Guenther <rguenther@suse.de>
17504 PR middle-end/30364
17505 * fold-const.c (fold_binary): Do not associate expressions
17506 with more than one variable for integer types that do not wrap.
17508 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17510 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17511 Delete, and replace with...
17512 (fold_builtin_call_array): This. Update callers to use it.
17513 * fold-const.c (fold_build_call_list): Delete, and replace with...
17514 (fold_build_call_array): This.
17515 (fold_build_call_list_initializer): Delete, and replace with...
17516 (fold_build_call_array_initializer): This.
17517 * tree.h: Update declarations to reflect above changes.
17519 * c-typeck.c (build_function_call): Store converted arguments
17520 in a stack-allocated array instead of building a list.
17521 (convert_arguments): Store arguments in the array passed in as an
17522 argument, and return the actual number of arguments.
17523 * c-format.c: (check_function_format): Pass arguments in an
17524 array instead of a list.
17525 * c-common.c (check_function_nonnull): Likewise.
17526 (check_function_sentinel): Likewise.
17527 (check_function_arguments): Likewise.
17528 * c-common.h: Update declarations to reflect above changes.
17530 2007-02-28 Jan Hubicka <jh@suse.cz>
17532 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
17533 PRED_NEGATIVE_RETURN): Update outcomes.
17535 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
17537 * calls.c (emit_library_call_value_1): Handle partial registers
17538 correctly when building up CALL_INSN_FUNCTION_USAGE.
17540 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17542 * pa/predicates.md (move_src_operand): Allow zero for mode.
17543 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
17546 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
17549 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
17550 *movv2df_internal): Enable pattern only for valid operand
17552 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
17553 tie only 128bit modes. For MMX registers, tie only 64bit modes.
17555 2007-02-27 Mike Stump <mrs@apple.com>
17557 * config/darwin-crt3.c: Avoid compilation when compiling for a
17560 2007-02-27 Joseph Myers <joseph@codesourcery.com>
17562 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
17564 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
17565 for fixed headers and limits.h.
17566 (install-include-dir, install-headers-tar, install-headers-cpio,
17567 install-headers-cp, real-install-headers-tar,
17568 real-install-headers-cpio, real-install-headers-cp): Handle
17569 include-fixed as well as include.
17570 (install-mkheaders): Don't install files that go only in include
17572 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
17573 from GCC_INCLUDE_DIR.
17574 * gcc.c (process_command): Remove special -BstageN/ handling.
17575 (do_spec_1): Add include-fixed directories.
17577 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17579 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
17581 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
17583 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
17586 2007-02-27 Mark Mitchell <mark@codesourcery.com>
17588 * c-common.c (get_priority): Add check for
17589 SUPPORTS_INIT_PRIORITY.
17591 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17593 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
17595 * config/bfin/bfin.c: Include "cfglayout.h".
17596 (MAX_LSETUP_DISTANCE): New macro.
17597 (struct loop_info): New members incoming, incoming_src and
17598 incoming_dest. Delete member predecessor.
17599 (length_for_loop): New function.
17600 (bfin_optimize_loop): Handle more different loop structures.
17601 (bfin_discover_loop): Rework detection of predecessor blocks by
17602 examining incoming edges.
17603 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
17605 (bfin_reorder_loops): New function.
17606 (bfin_reorg_loops): Use these three new functions.
17608 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
17609 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
17610 (CONSTRAINT_LEN): Add entry for 'q'.
17611 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
17612 Add 'q' constraints.
17613 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
17614 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
17616 * config/bfin/bfin.md (add_with_carry): New pattern.
17617 (s_or_u, su_optab, su_modifier): New code macros/attrs.
17618 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
17619 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
17620 support unsigned multiplies too. Removed incorrect commutativity from
17621 operand 1 constraint where appropriate.
17622 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
17624 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
17625 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
17627 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
17628 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
17629 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
17630 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
17631 usmulhisi_hh_huh): New patterns.
17633 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
17634 lshifthi3): Fix output template to use half reg for operand 2.
17636 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
17639 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
17641 2007-02-27 Andreas Schwab <schwab@suse.de>
17643 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
17645 2007-02-27 Jan Hubicka <jh@suse.cz>
17647 * predict.c (last_basic_block_p): Remove.
17648 (tree_estimate_probability): Update return heuristic for commonized
17651 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17653 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
17655 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17657 * doc/include/gcc-common.texi (versionsubtitle): New macro.
17658 * doc/cpp.texi: Standardize title page.
17659 * doc/cppinternals.texi: Likewise.
17660 * doc/gcc.texi: Standardize title page, remove version number
17661 from copyright page.
17662 * doc/gccint.texi: Likewise.
17663 * doc/install.texi: Standardize title page, add table of
17666 2007-02-26 Jan Hubicka <jh@suse.cz>
17668 * predict.def: Set outcomes according to more recent results.
17669 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
17670 Remove dead predictors.
17671 * predict.c (return_prediction): Fix pasto.
17673 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17675 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
17676 change; avoid a memory leak when returning early.
17678 2007-02-26 Mark Mitchell <mark@codesourcery.com>
17680 * c-decl.c (static_ctors): Move to c-common.c.
17681 (static_dtors): Likewise.
17682 (finish_function): Use c_record_cdtor_fn.
17683 (build_cdtor): Move to c-common.c.
17684 (c_write_global_declarations): Use c_build_cdtor_fns.
17685 * c-common.h (static_ctors): Declare.
17686 (static_dtors): Likewise.
17687 (c_record_cdtor_fn): Likewise.
17688 (c_build_cdtor_fns): Likewise.
17689 * c-common.c (static_ctors): New variable.
17690 (static_dtors): Likewise.
17691 (c_record_cdtor_fn): New function.
17692 (build_cdtor): Move from c-decl.c
17693 (c_build_cdtor_fns): New function.
17695 * output.h (assemble_addr_to_section): Declare.
17696 (get_cdtor_priority_section): Likewise.
17697 * varasm.c (assemble_addr_to_section): New function.
17698 (get_cdtor_priority_section): Likewise.
17699 (default_named_section_asm_out_destructor): Use them.
17700 (destor_dtor_section_asm_out_destructor): Likewise.
17701 (default_named_section_asm_out_constructor): Likewise.
17702 (default_ctor_section_asm_out_constructor): Likewise.
17703 * config.gcc (*-*-vxworks*): Include vxworks.o.
17704 * config/t-vxworks (vxworks.o): New target.
17705 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
17706 (TARGET_ASM_CONSTRUCTOR): Define.
17707 (TARGET_ASM_DESTRUCTOR): Likewise.
17708 (vxworks_asm_out_constructor): Declare.
17709 (vxworks_asm_out_destructor): Likewise.
17711 * c-common.c (get_priority): Check that we have not just an
17712 INTEGER_CST, but an integer constant with integeral type.
17714 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17716 PR tree-optimization/30938
17717 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17718 use &dt[nargs-1] instead of &dt[nargs] in the call to
17719 vect_is_simple_use().
17721 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17723 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17724 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17725 Do not attempt to handle MEM inside auto-inc expressions.
17726 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17727 of a register modified by an auto-inc expression. However, do handle
17728 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17729 (elimination_effects): Prohibit elimination of a register modified
17730 by an auto-inc expression. Disable register elimination rules whose
17731 target register is modified by an auto-inc expression with variable
17734 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17736 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17738 (array_at_struct_end_p): New function.
17739 (idx_infer_loop_bounds): Use it.
17740 (estimate_numbers_of_iterations_loop): Export.
17741 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17742 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17743 (tree_estimate_probability): Call record_loop_exits.
17744 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17745 (estimated_loop_iterations, estimated_loop_iterations_int,
17746 estimated_loop_iterations_tree): New functions.
17747 (analyze_siv_subscript_cst_affine,
17748 compute_overlap_steps_for_affine_1_2,
17749 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17750 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17751 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17752 (PRED_LOOP_ITERATIONS_GUESSED): New.
17753 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17754 * cfgloop.h (estimate_numbers_of_iterations_loop,
17755 estimated_loop_iterations_int): Declare.
17757 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17759 * doc/extend.texi: Document optional priority argument to
17760 constructors and destructors.
17761 * tree.c (init_priority_for_decl): Adjust GTY markers.
17762 (init_ttree): Use priority-info hash functions for
17763 init_priority_for_decl.
17764 (tree_map_eq): Rename to ...
17765 (tree_map_base_eq): ... this.
17766 (tree_map_marked_p): Rename to ...
17767 (tree_map_base_marked_p): ... this.
17768 (tree_map_base_hash): New function.
17769 (decl_init_priority_lookup): Rework.
17770 (decl_fini_priority_lookup): New function.
17771 (decl_priority_info): New function.
17772 (decl_init_priority_insert): Use it.
17773 (decl_fini_priority_insert): Likewise.
17774 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17776 (decl_restrict_base_insert): Likewise.
17777 (decl_debug_expr_insert): Likewise.
17778 (decl_value_expr_lookup): Likewise.
17779 (decl_value_expr_insert): Likewise.
17780 * tree.h (priority_type): New type.
17781 (decl_init_priority_lookup): Use priority_type.
17782 (decl_fini_priority_lookup): New function.
17783 (decl_init_priority_insert): Use priority_type.
17784 (decl_fini_priority_insert): New function.
17785 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17786 (DECL_INIT_PRIORITY): Likewise.
17787 (SET_DECL_INIT_PRIORITY): Add comment.
17788 (DECL_FINI_PRIORITY): New macro.
17789 (SET_DECL_FINI_PRIORITY): Likewise.
17790 (DEFAULT_INIT_PRIORITY): Document.
17791 (MAX_INIT_PRIORITY): Likewise.
17792 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17793 (tree_map_base): New type.
17794 (tree_map_base_eq): New function.
17795 (tree_map_base_hash): Likewise.
17796 (tree_map_base_marked_p): Likewise.
17797 (tree_map): Inherit from tree_map_base.
17798 (tree_map_eq): Make it a macro.
17799 (tree_map_marked_p): Likewise.
17800 (tree_int_map): Inherit from tree_map_base.
17801 (tree_int_map_eq): Make it a macro.
17802 (tree_int_map_hash): Likewise.
17803 (tree_int_map_marked_p): Likewise.
17804 (tree_priority_map): New type.
17805 (tree_priority_map_eq): New macro.
17806 (tree_priority_map_hash): Likewise.
17807 (tree_priority_map_marked_p): Likewise.
17808 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17810 (emutls_common_1): Likewise.
17811 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17812 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17813 of tree_map hierarchy.
17814 * tree-cfg.c (move_stmt_r): Likewise.
17815 (new_label_mapper): Likewise.
17816 * c-tree.h (c_expand_body): Move to ...
17817 * c-common.h (c_expand_body): ... here.
17818 * c-decl.c (c_expand_body): Move to ...
17819 * c-common.c (c_expand_body): ... here.
17820 (c_common_attribute_table): Allow 1 argument for the constructor
17821 and destructor attributes.
17822 (get_priority): New function.
17823 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17824 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17826 2007-02-24 Jan Hubicka <jh@suse.cz>
17828 PR middle-end/30509
17829 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17830 copying for inlining.
17832 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17833 Jan Hubicka <jh@suse.cz>
17836 * i386.c (counter_mode): New function.
17837 (expand_set_or_movmem_via_loop): Use it.
17838 (expand_movmem_epilogue): Likewise; fix pasto.
17839 (ix86_expand_movmem): Do emit guard even for constant counts.
17840 (ix86_expand_setmem): Likewise.
17842 2007-02-25 Nick Clifton <nickc@redhat.com>
17844 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17845 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17847 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17850 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17851 count argument with 0x10, not with 0x16.
17852 (expand_setmem_epilogue): Ditto.
17854 2007-02-24 Mike Stump <mrs@apple.com>
17856 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17859 2007-02-24 Richard Guenther <rguenther@suse.de>
17861 PR middle-end/30951
17862 * fold-const.c (fold_binary): Fold x +- CST op x for
17863 EQ_EXPR and NE_EXPR.
17865 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17867 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17869 2007-02-24 Jan Hubicka <jh@suse.cz>
17871 * cgraphunit.c (decide_is_function_needed): Honor
17872 -fkeep-inline-functions.
17874 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17876 * builtins.c (fold_builtin_modf): New.
17877 (fold_builtin_2): Use it.
17879 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17881 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17882 (determine_max_iter): Take additional LOOP arg; all callers changed.
17883 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17884 one using simplifications.
17885 (simplify_using_initial_values): Return if the expression becomes
17886 invalid due to altered regs.
17888 2007-02-23 DJ Delorie <dj@redhat.com>
17890 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17892 2007-02-23 Mike Stump <mrs@apple.com>
17894 * tlink.c (scan_linker_output): Parse linker messages from
17895 darwin9's linker better.
17897 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17900 * varpool.c (varpool_assemble_pending_decls): Set
17901 varpool_last_needed_node to null.
17903 2007-02-23 DJ Delorie <dj@redhat.com>
17905 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17906 alignment bigger than the object file can handle.
17908 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17911 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17912 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17913 (*movsf_1): Penalize MMX moves.
17915 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17917 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17918 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17920 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17922 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17924 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17925 (fold_builtin_1): Use them.
17926 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17927 BUILT_IN_SIGNIFICAND.
17929 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17931 * config/i386/i386.c (bdesc_1arg): Initialize
17932 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17933 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17934 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17935 and IX86_BUILTIN_MOVSLDUP.
17937 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17939 PR rtl-optimization/30841
17940 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17942 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17944 * builtins.c (fold_builtin_frexp): New.
17945 (fold_builtin_2): Use it.
17947 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17949 * doc/invoke.texi (Spec Files): Document getenv spec function.
17951 * gcc.c (getenv_spec_function): New function.
17952 (static_spec_functions): Add it.
17953 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17954 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17957 2007-02-22 Michael Matz <matz@suse.de
17960 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17961 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17963 2007-02-22 Ian Lance Taylor <iant@google.com>
17966 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17967 (mem_loc_descriptor): Call it.
17969 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17970 Ira Rosen <irar@il.ibm.com>
17972 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17974 2007-02-22 Ira Rosen <irar@il.ibm.com>
17976 PR tree-optimization/30843
17977 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17978 stores only after all the group is vectorized.
17980 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17982 PR tree-optimization/30858
17983 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17984 in the reduction cycle have a single use in the loop.
17985 * tree-vectorizer.h (relevant): Add documentation.
17987 2007-02-20 Mike Stump <mrs@apple.com>
17989 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17990 * configure: Regenerate.
17992 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17994 Change the defaults of some parameters and options.
17995 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17996 * config/spu/spu.c (spu_optimization_options): Add.
17997 (spu_override_options): Change params in spu_optimization_options.
17998 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18000 Register 127 is only 16 byte aligned when used as a frame pointer.
18001 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18002 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18003 HARD_FRAME_POINTER_REGNUM.
18004 (spu_legitimate_address): Use regno_aligned_for_reload.
18005 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18006 aligned when frame_pointer_needed is true.
18007 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18009 * config/spu/spu.h (INIT_EXPANDERS): Define.
18011 Make sure shift and rotate instructions have valid immediate operands.
18012 * config/spu/predicates.md (spu_shift_operand): Remove.
18013 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18014 * config/spu/constraints.md (W, O): Extend range.
18015 * config/spu/spu.md (umask, nmask): Define.
18016 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18017 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18018 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18019 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18020 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18021 (lshr<mode>3_reg): Fix rtl description.
18023 Make sure mulhisi immediate operands are valid.
18024 * config/spu/predicates.md (imm_K_operand): Add.
18025 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18027 Generate constants using fsmbi and andi.
18028 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18029 (print_operand, spu_split_immediate, classify_immediate,
18030 fsmbi_const_p): Handle IC_FSMBI2.
18032 Correctly handle a CONST_VECTOR containing symbols.
18033 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18034 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18035 (immediate_load_p): Allow symbols that use 2 instructions to create.
18036 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18037 with symbols when flag_pic is set.
18038 (const_vector_immediate_p): New.
18039 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18040 accept a CONST_VECTOR with symbols.
18041 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18042 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18044 * config/spu/spu.md (high, low): Delete.
18045 (low_<mode>): Define.
18047 Remove INTRmode and INTR_REGNUM, which didn't work.
18048 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18050 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18051 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18052 peephole2 pattern): Don't use INTR or 131.
18053 (movintrcc): Delete.
18054 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18055 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18056 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18057 (UNSPEC_SET_INTR): Add.
18058 * config/spu/spu-modes.def (INTR): Remove.
18060 More accurate warnings about run-time relocations.
18061 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18063 Correctly warn about immediate arguments to specific intrinsics.
18064 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18065 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18066 the instruction predicate.
18068 Fix tree check errors with latest update.
18069 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18071 (spu_expand_builtin): Use CALL_EXPR_FN.
18073 Add missing specific intrinsics.
18074 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18076 * config/spu/spu_internals.h: Ditto.
18078 Fix incorrect operand modifiers.
18079 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18080 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18082 Optimize one case of zero_extend of a vec_select.
18083 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18085 Accept any immediate for hbr.
18086 * config/spu/spu.md (hbr): Change s constraints to i.
18088 2007-02-21 Paul Brook <paul@codesourcery.com>
18090 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18091 condexec_count when skipping USE and CLOBBER.
18093 2007-02-21 Nick Clifton <nickc@redhat.com>
18095 * common.opt (Warray-bounds): Add Warning attribute.
18096 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18098 (fsized-zeroes): Add Optimization attribute.
18099 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18100 * c.opt (Wc++0x-compat): Add Warning attribute.
18102 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18104 PR middle-end/30761
18105 * reload1.c (eliminate_regs_in_insn): In the single_set special
18106 case, attempt to re-recognize the insn before falling back to
18107 having reload fix it up.
18109 2007-02-20 Eric Christopher <echristo@gmail.com>
18111 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
18112 Rewrite accordingly.
18113 (frv_read_iacc_argument): Ditto.
18114 (frv_expand_set_builtin): Take a call instead of arglist, update for
18116 (frv_expand_unop_builtin): Ditto.
18117 (frv_expand_binop_builtin): Ditto.
18118 (frv_expand_cut_builtin): Ditto.
18119 (frv_expand_binopimm_builtin): Ditto.
18120 (frv_expand_voidbinop_builtin): Ditto.
18121 (frv_expand_int_void2arg): Ditto.
18122 (frv_expand_prefetches): Ditto.
18123 (frv_expand_voidtriop_builtin): Ditto.
18124 (frv_expand_voidaccop_builtin): Ditto.
18125 (frv_expand_load_builtin): Ditto.
18126 (frv_expand_store_builtin): Ditto.
18127 (frv_expand_mdpackh_builtin): Ditto.
18128 (frv_expand_mclracc_builtin): Ditto.
18129 (frv_expand_mrdacc_builtin): Ditto.
18130 (frv_expand_mwtacc_builtin): Ditto.
18131 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
18134 2007-02-20 Janis Johnson <janis187@us.ibm.com>
18136 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
18137 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
18139 (HAVE_GAS_DFP): Check for assembler support of decimal floating
18140 point instructions.
18141 * configure: Regenerate.
18142 * config.in: Regenerate.
18143 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
18144 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
18145 masks to power6 and power6x and to POWERPC_MASKS.
18146 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18148 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18149 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18150 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18151 Access PROTOTYPE as variable, not mask.
18153 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18155 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18156 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18157 * combine.c (adjust_for_new_dest): Use it.
18158 * postreload.c (reload_combine): Likewise.
18160 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18162 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18163 notes on an insn with multiple sets, even if single_set returns
18164 non-NULL for that insn.
18166 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18168 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18169 scalbn and scalbln.
18171 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18173 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18174 if user didn't pass it.
18175 * config/i386/darwin.h (CC1_SPEC): Likewise.
18176 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18177 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18178 -mmacosx-version-min.
18180 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18181 Uros Bizjak <ubizjak@gmail.com>
18183 * optabs.h (enum optab_index): Add new OTI_scalb.
18184 (scalb_optab): Define corresponding macro.
18185 * optabs.c (init_optabs): Initialize scalb_optab.
18186 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18188 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18189 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18190 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18191 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18192 flag_unsafe_math_optimizations is set.
18194 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18195 to implement scalbf, scalb and scalbl built-ins as inline x87
18198 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18199 DJ Delorie <dj@redhat.com>
18202 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18203 (diagnostic_report_diagnostic): ... here, and turn them into real
18204 errors. If warnings are inhibited, no need to do anything.
18206 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18208 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18209 better code generation.
18211 2007-02-20 Ben Elliston <bje@au.ibm.com>
18213 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18215 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18217 * config/alpha/alpha.c, config/alpha/alpha.md,
18218 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18219 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18220 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18221 config/arm/lib1funcs.asm: Follow spelling conventions.
18223 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18224 config/fr30/fr30.md, config/i386/i386.h,
18225 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18226 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18227 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18228 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18229 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18230 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18231 config/sparc/sparc.c, config/sparc/sparc.h,
18232 config/sparc/sparc.md, config/spu/constraints.md,
18233 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18236 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18239 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18242 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18244 * doc/invoke.texi (-ftree-lrs): Remove.
18246 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18248 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18251 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18253 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18254 new CALL_EXPR_FN macro for retrieving the function
18255 declaration of the input expression.
18257 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18259 * c.opt (Waddress): New.
18260 * common.opt (Walways-true): Delete.
18261 (Wstring-literal-comparison): Delete.
18262 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18263 -Wstring-literal-comparison. Add -Waddress.
18265 (Walways-true): Delete.
18266 (Wstring-literal-comparison): Delete.
18267 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18268 consistently instead of -Walways-true in example.
18269 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18270 * c-typeck.c (parser_build_binary_op): Replace
18271 -Wstring-literal-comparison and -Walways-true with -Waddress.
18272 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18275 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18277 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18278 without DECL_STRUCT_FUNCTION initialized.
18280 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18282 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18283 due to calls to functions taking pointers as parameters.
18285 2007-02-19 Richard Henderson <rth@redhat.com>
18288 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18291 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18293 * config/s390/s390.c (s390_call_saved_register_used,
18294 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18295 accessed to the new scheme.
18297 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18299 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18300 (cris_print_index, cris_print_operand, cris_print_operand_address)
18301 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18302 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18303 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18304 GET_CODE () == xxx.
18305 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18306 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18307 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18308 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18309 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18310 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18311 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18312 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18313 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18314 (uminsi3, call, call_value): Ditto.
18315 (define_split: indir_to_reg_split, unnamed): Ditto.
18317 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18319 PR tree-optimization/30975
18320 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18323 2007-02-18 Eric Christopher <echristo@gmail.com>
18325 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18326 Remove use of arglist.
18327 (mips_expand_builtin): Remove use of arglist, pass in expr.
18328 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18329 (mips_expand_builtin_movtf): Ditto.
18330 (mips_expand_builtin_compare): Ditto.
18332 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18334 * tree-sra.c (sra_build_assignment): Replace assertion
18335 checking with a comment explaining why it can't be done.
18337 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18339 PR middle-end/30833
18340 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18341 during CALL_EXPR representation conversion.
18342 * tree-ssa-propagate.c (set_rhs): Likewise.
18344 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18346 * tree-sra.c (sra_build_assignment): Disable assertion checking
18349 2007-02-18 Roger Sayle <roger@eyesopen.com>
18351 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18352 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18353 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18355 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18356 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18357 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18358 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18359 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18360 force_gimple_operand): Likewise.
18361 * ipa-cp.c (constant_val_insert): Likewise.
18362 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18363 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18364 perfect_nestify): Likewise.
18365 * langhooks.c (lhd_omp_assignment): Likewise.
18366 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18367 lower_copyprivate_clauses, lower_send_clauses,
18368 lower_send_shared_vars, expand_parallel_call,
18369 expand_omp_for_generic, expand_omp_for_static_nochunk,
18370 expand_omp_for_static_chunk, expand_omp_sections,
18371 lower_omp_single_copy, lower_omp_for_lastprivate,
18372 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18373 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18374 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18377 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18379 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18380 config/sh/sh.md: Follow spelling conventions.
18382 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18383 config/frv/predicates.md: Follow spelling conventions.
18385 * config/m68k/linux-unwind.h: Fix a comment typo.
18386 * target.h: Follow spelling conventions.
18388 2007-02-18 Roger Sayle <roger@eyesopen.com>
18390 PR rtl-optimization/28173
18391 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18392 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18393 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18394 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18395 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18397 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18399 * builtins.c (fold_builtin_load_exponent): New.
18400 (fold_builtin_2): Use it.
18402 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18404 PR rtl-optimization/30773
18405 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18406 if we fail to attach a REG_EQUIV note.
18408 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18409 Roger Sayle <roger@eyesopen.com>
18411 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18413 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18415 * calls.c (initialize_argument_information): Pass original EXP
18416 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18417 code to split complex arguments here, as part of initializing the
18419 (expand_call): Remove code that builds a list of arguments and
18420 inserts implicit arguments into it. Instead, just count how many
18421 implicit arguments there will be so we can determine the size of
18422 the ARGS array, and let initialize_argument_information do the work.
18423 (split_complex_values): Delete unused function.
18425 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18427 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18429 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18431 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18432 for arg pointer based indexed addressing.
18434 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18436 * config/ia64/ia64.h, config/ia64/ia64.md,
18437 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18438 spelling conventions.
18440 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18442 * config/m68k/m68k.c (split_di): New.
18443 * config/m68k/m68k-protos.h: Declare split_di.
18444 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18445 Improve predicate handling and split constant shifts.
18447 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18449 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18450 parameter for register bitfield operations, general predicates
18453 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18455 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18456 * config/m68k/linux-unwind.h: New file.
18458 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18460 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18461 config/i386/athlon.md, config/ia64/ia64.md,
18462 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18463 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18464 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18465 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18466 tree-vect-transform.c: Fix comment typos.
18468 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18470 * sched-deps.c (find_insn_list): Remove.
18471 * sched-int.h: Remove the prototype for find_insn_list.
18473 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18475 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18477 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18478 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18479 darwin_rs6000_override_options.
18480 (C_COMMON_OVERRIDE_OPTIONS): Expect
18481 darwin_macosx_version_min to be non-NULL always.
18482 (TARGET_C99_FUNCTIONS): Likewise.
18483 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18484 (DARWIN_MINVERSION_SPEC): New.
18485 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18486 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18488 (DARWIN_MINVERSION_SPEC): New.
18489 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18491 * config/darwin-c.c (darwin_cpp_builtins): Expect
18492 darwin_macosx_version_min to be non-NULL always.
18494 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18496 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18498 * config/i386/i386.h (x86_use_xchgb): New.
18499 (TARGET_USE_XCHGB): New macro.
18500 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18501 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18502 Split after reload into bswaphi for shifts of 8.
18503 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18504 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18505 or when optimizing for size.
18507 2007-02-16 Richard Guenther <rguenther@suse.de>
18508 Christian Bruel <christian.bruel@st.com>
18510 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18511 DECLs but prefer SSA_NAMEs over DECLs.
18513 2007-02-16 Richard Guenther <rguenther@suse.de>
18515 * tree-flow-inline.h (single_imm_use_p): Remove.
18516 (zero_imm_uses_p): Likewise.
18517 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18518 instead of single_imm_use_p.
18519 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18522 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18525 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18526 nested double- and backquotes.
18528 2007-02-15 Roger Sayle <roger@eyesopen.com>
18530 PR middle-end/30391
18531 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18532 should be unreachable.
18533 (build2_stat): Allow construction of MODIFY_EXPR at any time.
18534 For the time being redirect GIMPLE_MODIFY_STMT to the new
18535 (renamed) build_gimple_modify_stmt_stat.
18536 (build2_gimple_stat): Rename to...
18537 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
18538 Always build a GIMPLE_MODIFY_STMT node.
18539 * tree.h (build2_gimple, build2_gimple_stat): Delete.
18540 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
18543 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
18544 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
18545 * tree-complex.c (set_component_ssa_name, expand_complex_move,
18546 expand_complex_div_wide): Likewise.
18547 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
18548 * tree-ssa-loop-im.c (schedule_sm): Likewise.
18549 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
18550 * tree-ssa-loop-manip.c (create_iv): Likewise.
18551 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
18552 abs_replacement): Likewise.
18553 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
18554 realify_fake_stores): Likewise.
18556 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
18557 node rather than a GIMPLE_MODIFY_STMT node.
18558 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
18559 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
18561 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
18562 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
18563 GIMPLE_MODIFY_STMT.
18565 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18567 PR middle-end/30433
18568 * fold-const.c (fold_comparison): Add back the
18569 folding of constant complex comparisions.
18571 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18573 PR middle-end/30729
18574 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
18575 effects unknown to this function, return early.
18577 2007-02-15 Ian Lance Taylor <iant@google.com>
18579 * lower-subreg.c (move_eh_region_note): New static function.
18580 (resolve_simple_move): Call it.
18581 (decompose_multiword_subregs): Track blocks for which we resolve a
18582 simple move which is also a control flow insn. Pass them to
18583 find_many_sub_basic_blocks.
18584 (pass_lower_subreg): Add TODO_verify_flow.
18585 (pass_lower_subreg2): Likewise.
18587 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18588 Brooks Moses <brooks.moses@codesourcery.com>
18589 Lee Millward <lee.millward@codesourcery.com>
18591 * tree.h (enum tree_code_class): Add tcc_vl_exp.
18592 (VL_EXP_CLASS_P): New.
18593 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
18595 (TREE_OPERAND_CHECK_CODE): Likewise.
18596 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
18597 (TREE_RTL_OPERAND_CHECK): Likewise.
18598 (tree_operand_check_failed): Make second parameter the whole tree
18599 instead of its code. Fixed callers.
18600 (VL_EXP_CHECK): New.
18601 (TREE_OPERAND_LENGTH): New.
18602 (VL_EXP_OPERAND_LENGTH): New.
18603 (CALL_EXPR_FN): New.
18604 (CALL_EXPR_STATIC_CHAIN): New.
18605 (CALL_EXPR_ARGS): New.
18606 (CALL_EXPR_ARG): New.
18607 (call_expr_nargs): New.
18608 (CALL_EXPR_ARGP): New.
18609 (build_nt_call_list): Declare.
18610 (build_vl_exp_stat): Declare.
18611 (build_vl_exp): New.
18612 (build_call_list): Declare.
18613 (build_call_nary): Declare.
18614 (build_call_valist): Declare.
18615 (build_call_array): Declare.
18616 (call_expr_arg): Declare.
18617 (call_expr_argp): Declare.
18618 (call_expr_arglist): Declare.
18619 (fold_build_call_list): Declare.
18620 (fold_build_call_list_initializer): Declare.
18621 (fold_call_expr): Declare to replace fold_builtin.
18622 (fold_builtin_fputs): Update to agree with modified definition.
18623 (fold_builtin_strcpy): Likewise.
18624 (fold_builtin_strncpy): Likewise.
18625 (fold_builtin_memory_chk): Likewise.
18626 (fold_builtin_stxcpy_chk): Likewise.
18627 (fold_builtin_strncpy_chk): Likewise.
18628 (fold_builtin_next_arg): Likewise.
18629 (fold_build_call_expr): Declare.
18630 (fold_builtin_call_list): Declare.
18631 (fold_builtin_call_valist): Declare.
18632 (build_call_expr): Declare.
18633 (validate_arglist): Update to agree with modified definition.
18634 (tree_operand_length): New.
18635 (call_expr_arg_iterator): New.
18636 (init_call_expr_arg_iterator): New.
18637 (next_call_expr_arg): New.
18638 (first_call_expr_arg): New.
18639 (more_call_expr_args_p): New.
18640 (FOR_EACH_CALL_EXPR_ARG): New.
18642 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
18643 and tcc_gimple_stmt.
18644 (tree_code_size): Update documentation. Use sizeof (tree) rather
18645 than sizeof (char *).
18646 (tree_size): Likewise. Add case for tcc_vl_exp.
18647 (tree_node_structure): Add case for tcc_vl_exp.
18648 (contains_placeholder_p): Likewise.
18649 (substitute_in_expr): Likewise.
18650 (substitute_placeholder_in_expr): Likewise.
18651 (stabilize_reference_1): Likewise.
18652 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
18653 to diagnose breakage of this interface for constructing CALL_EXPRs.
18654 (build_nt): Add similar assertion here.
18655 (build_nt_call_list): New.
18656 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
18657 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
18659 (get_callee_fndecl): Use new CALL_EXPR accessors.
18660 (tree_operand_check_failed): Change parameters to pass entire node
18661 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
18662 (process_call_operands): New.
18663 (build_vl_exp_stat): New.
18664 (build_call_list): New.
18665 (build_call_nary): New.
18666 (build_call_valist): New.
18667 (build_call_array): New.
18668 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18669 (call_expr_arglist): New.
18671 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
18672 tcc_vl_exp instead of a fixed-size tcc_expression.
18674 * doc/c-tree.texi (CALL_EXPR): Document new representation and
18675 accessors for CALL_EXPRs.
18676 (AGGR_INIT_EXPR): Likewise.
18678 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18679 Brooks Moses <brooks.moses@codesourcery.com>
18680 Lee Millward <lee.millward@codesourcery.com>
18682 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
18683 (expand_builtin_nonlocal_goto): Change parameter to be entire
18684 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
18685 (expand_builtin_prefetch): Likewise.
18686 (expand_builtin_classify_type): Likewise.
18687 (mathfn_built_in): Return NULL_TREE instead of 0.
18688 (expand_errno_check): Use new CALL_EXPR accessors.
18689 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
18690 Return NULL_RTX instead of 0.
18691 (expand_builtin_mathfn_2): Likewise.
18692 (expand_builtin_mathfn_3): Likewise.
18693 (expand_builtin_interclass_mathfn): Likewise.
18694 (expand_builtin_sincos): Likewise.
18695 (expand_builtin_cexpi): Likewise.
18696 (expand_builtin_int_roundingfn): Likewise.
18697 (expand_builtin_int_roundingfn_2): Likewise.
18698 (expand_builtin_pow): Likewise.
18699 (expand_builtin_powi): Likewise.
18700 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
18701 of arglist, fixing callers appropriately. Use new CALL_EXPR
18702 accessors and constructors. Return NULL_RTX instead of 0.
18703 (expand_builtin_strstr): Likewise.
18704 (expand_builtin_strchr): Likewise.
18705 (expand_builtin_strrchr): Likewise.
18706 (expand_builtin_strpbrk): Likewise.
18707 (expand_builtin_memcpy): Likewise.
18708 (expand_builtin_mempcpy): Likewise.
18709 (expand_builtin_mempcpy_args): New.
18710 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
18711 (expand_builtin_memmove_args): New.
18712 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18713 (expand_movstr): Likewise.
18714 (expand_builtin_strcpy): Likewise.
18715 (expand_builtin_strcpy_args): New.
18716 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18717 (expand_builtin_strncpy): Likewise.
18718 (expand_builtin_memset): Likewise.
18719 (expand_builtin_memset_args): New.
18720 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18721 (expand_builtin_memcmp): Likewise.
18722 (expand_builtin_strcmp): Likewise.
18723 (expand_builtin_strncmp): Likewise.
18724 (expand_builtin_strcat): Likewise.
18725 (expand_builtin_strncat): Likewise.
18726 (expand_builtin_strspn): Likewise.
18727 (expand_builtin_strcspn): Likewise.
18728 (expand_builtin_args_info): Likewise.
18729 (expand_builtin_va_start): Likewise.
18730 (gimplify_va_arg_expr): Likewise.
18731 (expand_builtin_va_end): Likewise.
18732 (expand_builtin_va_copy): Likewise.
18733 (expand_builtin_frame_address): Likewise.
18734 (expand_builtin_alloca): Likewise.
18735 (expand_builtin_bswap): Likewise.
18736 (expand_builtin_unop): Likewise.
18737 (expand_builtin_fputs): Likewise.
18738 (expand_builtin_expect): Likewise.
18739 (expand_builtin_fabs): Likewise.
18740 (expand_builtin_copysign): Likewise.
18741 (expand_builtin_printf): Likewise.
18742 (expand_builtin_fprintf): Likewise.
18743 (expand_builtin_sprintf): Likewise.
18744 (expand_builtin_init_trampoline): Likewise.
18745 (expand_builtin_signbit): Likewise.
18746 (expand_builtin_fork_or_exec): Likewise.
18747 (expand_builtin_sync_operation): Likewise.
18748 (expand_builtin_compare_and_swap): Likewise.
18749 (expand_builtin_lock_test_and_set): Likewise.
18750 (expand_builtin_lock_release): Likewise.
18751 (expand_builtin): Likewise.
18752 (builtin_mathfn_code): Likewise.
18754 (fold_builtin_constant_p): Pass call arguments individually instead
18755 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18756 accessors and constructors. Return NULL_TREE instead of 0.
18757 (fold_builtin_expect): Likewise.
18758 (fold_builtin_classify_type): Likewise.
18759 (fold_builtin_strlen): Likewise.
18760 (fold_builtin_nan): Likewise.
18761 (integer_valued_real_p): Likewise.
18762 (fold_trunc_transparent_mathfn): Likewise.
18763 (fold_fixed_mathfn): Likewise.
18764 (fold_builtin_cabs): Likewise.
18765 (fold_builtin_sqrt): Likewise.
18766 (fold_builtin_cbrt): Likewise.
18767 (fold_builtin_cos): Likewise.
18768 (fold_builtin_cosh): Likewise.
18769 (fold_builtin_tan): Likewise.
18770 (fold_builtin_sincos): Likewise.
18771 (fold_builtin_cexp): Likewise.
18772 (fold_builtin_trunc): Likewise.
18773 (fold_builtin_floor): Likewise.
18774 (fold_builtin_ceil): Likewise.
18775 (fold_builtin_round): Likewise.
18776 (fold_builtin_int_roundingfn): Likewise.
18777 (fold_builtin_bitop): Likewise.
18778 (fold_builtin_bswap): Likewise.
18779 (fold_builtin_logarithm): Likewise.
18780 (fold_builtin_hypot): Likewise.
18781 (fold_builtin_pow): Likewise.
18782 (fold_builtin_powi): Likewise.
18783 (fold_builtin_exponent): Likewise.
18784 (fold_builtin_memset): Likewise.
18785 (fold_builtin_bzero): Likewise.
18786 (fold_builtin_memory_op): Likewise.
18787 (fold_builtin_bcopy): Deleted; call site changed to invoke
18788 fold_builtin_memory_op directly.
18789 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18790 (fold_builtin_strncpy): Likewise.
18791 (fold_builtin_memcmp): Likewise.
18792 (fold_builtin_strcmp): Likewise.
18793 (fold_builtin_strncmp): Likewise.
18794 (fold_builtin_signbit): Likewise.
18795 (fold_builtin_copysign): Likewise.
18796 (fold_builtin_isascii): Likewise.
18797 (fold_builtin_toascii): Likewise.
18798 (fold_builtin_isdigit): Likewise.
18799 (fold_builtin_fabs): Likewise.
18800 (fold_builtin_abs): Likewise.
18801 (fold_builtin_fmin_fmax): Likewise.
18802 (fold_builtin_carg): Likewise.
18803 (fold_builtin_classify): Likewise.
18804 (fold_builtin_unordered_cmp): Likewise.
18806 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18807 New functions split out from fold_builtin_1.
18808 (fold_builtin_n): New.
18809 (fold_builtin_varargs): New.
18810 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18812 (fold_call_expr): New.
18813 (build_function_call_expr): Rewrite to use new helper function.
18814 (fold_builtin_call_list): New.
18815 (build_call_expr): New.
18816 (fold_builtin_call_valist): New.
18817 (rewrite_call_expr): New.
18818 (validate_arg): New.
18819 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18820 of an arglist. Change return type to bool. Use new CALL_EXPR
18823 (fold_builtin_strstr): Pass call arguments individually instead
18824 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18825 accessors and constructors. Return NULL_TREE instead of 0.
18826 (fold_builtin_strchr): Likewise.
18827 (fold_builtin_strrchr): Likewise.
18828 (fold_builtin_strpbrk): Likewise.
18829 (fold_builtin_strcat): Likewise.
18830 (fold_builtin_strncat): Likewise.
18831 (fold_builtin_strspn): Likewise.
18832 (fold_builtin_strcspn): Likewise.
18833 (fold_builtin_fputs): Likewise.
18834 (fold_builtin_next_arg): Likewise.
18835 (fold_builtin_sprintf): Likewise.
18837 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18838 NULL_RTX instead of 0.
18839 (expand_builtin_memory_chk): Likewise.
18840 (maybe_emit_chk_warning): Likewise.
18841 (maybe_emit_sprintf_chk_warning): Likewise.
18843 (fold_builtin_object_size): Pass call arguments individually instead
18844 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18845 accessors and constructors. Return NULL_TREE instead of 0.
18846 (fold_builtin_memory_chk): Likewise.
18847 (fold_builtin_stxcpy_chk): Likewise.
18848 (fold_builtin_strncpy_chk): Likewise.
18849 (fold_builtin_strcat_chk): Likewise.
18850 (fold_builtin_strcat_chk): Likewise.
18851 (fold_builtin_strncat_chk): Likewise.
18852 (fold_builtin_sprintf_chk): Likewise.
18853 (fold_builtin_snprintf_chk): Likewise.
18854 (fold_builtin_printf): Likewise.
18855 (fold_builtin_vprintf): Likewise.
18857 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18859 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18860 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18861 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18862 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18863 (fold_unary): Likewise.
18864 (fold_binary): Likewise.
18865 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18866 ternary expressions.
18867 (fold): Add logic for tcc_vl_exp.
18868 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18869 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18870 (fold_build3_stat): Add assertion to flag broken interface for
18871 constructing CALL_EXPRs.
18872 (fold_build_call_list): New.
18873 (fold_build_call_list_initializer): New.
18874 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18876 (fold_strip_sign_ops): Likewise.
18878 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18879 Brooks Moses <brooks.moses@codesourcery.com>
18880 Lee Millward <lee.millward@codesourcery.com>
18882 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18883 accessors and dump arguments explicitly.
18885 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18887 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18889 (print_call_name): Use new CALL_EXPR accessors.
18891 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18892 CALL_EXPR arguments explicitly instead of as a list. Use
18893 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18895 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18896 (vrp_visit_stmt): Likewise.
18898 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18899 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18901 (force_move_till_expr): Likewise.
18903 * targhooks.c (default_external_stack_protect_fail): Use
18904 build_call_expr instead of build_function_call_expr.
18905 (default_hidden_stack_protect_fail): Likewise.
18907 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18910 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18911 and walk arguments explicitly.
18913 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18914 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18915 (expand_simple_operations): Likewise.
18916 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18918 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18919 of TREE_CODE_LENGTH.
18920 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18922 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18923 instead of TREE_CODE_LENGTH.
18925 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18926 (tree_ic_transform): Likewise.
18927 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18928 parameter instead of arglist. Fix callers.
18929 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18930 (tree_stringops_transform): Likewise.
18931 (tree_indirect_call_to_profile): Likewise.
18932 (tree_stringops_values_to_profile): Likewise.
18934 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18935 (eliminate_tail_call): Likewise.
18937 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18939 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18940 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18942 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18944 * omp-low.c (build_omp_barrier): Use build_call_expr.
18945 (lower_rec_input_clauses): Likewise.
18946 (lower_reduction_clauses): Likewise.
18947 (expand_parallel_call): Likewise.
18948 (maybe_catch_exception): Likewise.
18949 (expand_omp_for_generic): Likewise.
18950 (expand_omp_for_static_nochunk): Likewise.
18951 (expand_omp_sections): Likewise.
18952 (lower_omp_single_simple): Likewise.
18953 (lower_omp_single_copy): Likewise.
18954 (lower_omp_master): Likewise.
18955 (lower_omp_ordered): Likewise.
18956 (lower_omp_critical): Likewise.
18958 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18959 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18961 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18962 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18963 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18965 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18966 and generalize to handle any number of operands.
18967 (chrec_contains_undetermined): Likewise.
18968 (tree_contains_chrecs): Likewise.
18969 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18971 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18973 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18974 fold_call_expr instead of fold_builtin.
18975 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18976 match declarations there.
18977 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18980 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18981 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18983 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18984 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18986 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18989 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18990 (execute_cse_sincos): Use new CALL_EXPR accessors.
18992 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18994 * gimple-low.c (lower_function_body): Use build_call_expr.
18995 (lower_builtin_setjmp): Likewise.
18997 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18998 (set_storage_via_libcall): Likewise.
18999 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19000 instead of TREE_CODE_LENGTH.
19001 (expand_expr_real_1): Use new CALL_EXPR accessors.
19003 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19004 generalize to handle any number of operands.
19005 (TB_parent_eq): Likewise.
19007 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19008 (strip_builtin_expect): Likewise.
19010 * function.c (gimplify_parameters): Use build_call_expr.
19012 * tree-vectorizer.c (vect_is_simple_reduction): Use
19013 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19015 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19016 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19018 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19021 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19022 (gimplify_decl_expr): Likewise.
19023 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19024 Use new CALL_EXPR iterators.
19025 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19026 (gimplify_modify_expr_to_memset): Likewise.
19027 (gimplify_variable_sized_compare): Likewise.
19028 (gimplify_omp_atomic_fetch_op): Likewise.
19029 (gimplify_omp_atomic_pipeline): Likewise.
19030 (gimplify_omp_atomic_mutex): Likewise.
19031 (gimplify_function_tree): Likewise.
19033 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19034 (call_expr_flags): Likewise.
19035 (expand_call): Likewise.
19037 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19038 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19041 * coverage.c (create_coverage): Use build_call_expr.
19043 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19044 (temp_call_expr_obstack): New.
19045 (pool_copy_list): Delete.
19046 (temp_copy_call_expr): New.
19047 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19048 CALL_EXPR accessors. Get rid of special goo for copying argument
19049 lists and use temp_copy_call_expr instead.
19050 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19051 CALL_EXPR accessors.
19052 (create_expression_by_pieces): Likewise. Use build_call_array
19053 to construct the result instead of fold_build3.
19054 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19055 dealing with argument lists.
19056 (init_pre): Remove references to expression_node_pool and
19057 list_node_pool. Init temp_call_expr_obstack instead.
19058 (fini_pre): Remove references to expression_node_pool and
19061 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19062 and walk arguments explicitly instead of as a list.
19064 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19065 (mx_register_decls): Likewise.
19066 (mudflap_register_call): Likewise.
19067 (mudflap_finish_file): Likewise.
19069 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19070 (ipa_callsite_compute_param): Likewise.
19072 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19073 accessors and constructor.
19075 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19076 accessors and constructor.
19077 (convert_tramp_reference): Likewise.
19078 (convert_call_expr): Likewise.
19079 (finalize_nesting_tree_1): Likewise.
19081 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19084 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19086 * tree-inline.c (initialize_inlined_parameters): Pass entire
19087 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19089 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19090 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19092 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19093 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19094 (vectorizable_reduction): Likewise.
19095 (vectorizable_call): Use new CALL_EXPR iterators.
19096 (vectorizable_conversion): Use build_call_expr.
19097 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19098 (vect_gen_widened_results_half): Use build_call_expr.
19099 (vect_setup_realignment): Likewise.
19100 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19102 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19103 (pass_through_call): Likewise.
19104 (compute_object_sizes): Likewise. Use fold_call_expr instead of
19107 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
19108 (tree_gen_pow2_profiler): Likewise.
19109 (tree_gen_one_value_profiler): Likewise.
19110 (tree_gen_ic_func_profiler): Likewise.
19111 (tree_gen_average_profiler): Likewise.
19112 (tree_gen_ior_profiler): Likewise.
19114 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
19115 (find_func_aliases): Use new CALL_EXPR accessors. Add case
19116 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19118 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
19119 of TREE_CODE_LENGTH.
19121 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
19122 of TREE_CODE_LENGTH.
19124 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
19126 (convert_to_integer): Likewise.
19128 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
19131 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19132 Brooks Moses <brooks.moses@codesourcery.com>
19133 Lee Millward <lee.millward@codesourcery.com>
19135 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
19137 * config/frv/frv.c (frv_expand_builtin): Likewise.
19138 * config/s390/s390.c (s390_expand_builtin): Likewise.
19140 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
19141 (sparc_expand_builtin): Use new CALL_EXPR accessors.
19143 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
19144 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
19145 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
19146 (ix86_expand_store_builtin): Likewise.
19147 (ix86_expand_unop_builtin): Likewise.
19148 (ix86_expand_unop1_builtin): Likewise.
19149 (ix86_expand_sse_compare): Likewise.
19150 (ix86_expand_sse_comi): Likewise.
19151 (ix86_expand_vec_init_builtin): Likewise.
19152 (ix86_expand_vec_ext_builtin): Likewise.
19153 (ix86_expand_vec_set_builtin): Likewise.
19154 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19156 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19157 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19159 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19160 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19161 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19163 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19165 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19166 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19167 arglist. Use new CALL_EXPR accessors. Fix callers.
19168 (altivec_expand_abs_builtin): Likewise.
19169 (rs6000_expand_binop_builtin): Likewise.
19170 (altivec_expand_predicate_builtin): Likewise.
19171 (altivec_expand_lv_builtin): Likewise.
19172 (spe_expand_stv_builtin): Likewise.
19173 (altivec_expand_stv_builtin): Likewise.
19174 (rs6000_expand_ternop_builtin): Likewise.
19175 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19176 (altivec_expand_st_builtin): Likewise.
19177 (altivec_expand_dst_builtin): Likewise.
19178 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19179 arglist. Use new CALL_EXPR accessors. Fix callers.
19180 (altivec_expand_vec_set_builtin): Likewise.
19181 (altivec_expand_vec_ext_builtin): Likewise.
19182 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19183 (spe_expand_builtin): Likewise.
19184 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19185 arglist. Use new CALL_EXPR accessors. Fix callers.
19186 (spe_expand_evsel_builtin): Likewise.
19187 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19188 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19190 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19191 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19192 (arm_expand_unop_builtin): Likewise.
19193 (arm_expand_builtin): Use new CALL_EXPR accessors.
19195 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19198 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19199 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19201 (bfin_expand_unop_builtin): Likewise.
19202 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19204 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19205 Brooks Moses <brooks.moses@codesourcery.com>
19206 Lee Millward <lee.millward@codesourcery.com>
19208 * c-semantics.c (build_stmt): Add internal diagnostic check.
19210 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19211 accessors. Print arguments explicitly instead of as a list.
19213 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19215 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19216 (c_finish_omp_flish): Likewise.
19218 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19219 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19220 instead of TREE_CODE_LENGTH.
19221 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19222 (c_warn_unused_result): Likewise.
19224 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19227 * doc/invoke.texi (Warning Options): Remove
19228 -Werror-implicit-function-declaration.
19229 (Wimplicit-function-declaration): Update description.
19230 * opts.c (common_handle_option): Move handling of -Werror=* to...
19231 (enable_warning_as_error): ...here.
19232 * opts.h (enable_warning_as_error): Declare.
19233 * c-decl.c (implicit_decl_warning): Unless
19234 -Wno-implicit-function-declaration is given, emit a pedwarn if
19235 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19236 * c.opt (Wimplicit-function-declaration): Replace
19237 mesg_implicit_function_declaration with
19238 warn_implicit_function_declaration.
19239 * c-opts.c (c_common_handle_option):
19240 -Werror-implicit-function-declaration is exactly equal as
19241 -Werror=implicit-function-declaration.
19242 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19243 warn_implicit_function_declaration.
19244 (c_common_post_options): -Wimplict-function-declaration is enabled
19245 by default by -std=c99, otherwise is disabled by default.
19246 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19248 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19250 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19251 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19252 former is ignored but not the latter.
19254 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19256 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19257 is made and the reference doesn't use the alias set of its type,
19258 do not create the temporary using that type.
19260 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19262 * jump.c: Remove prototypes for delete_computation and
19263 delete_prior_computation.
19265 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19267 * jump.c (get_label_after): Delete.
19268 (get_label_before, delete_computation, delete_jump,
19269 delete_prior_computation, follow_jumps): Move...
19270 * reorg.c (delete_computation, delete_prior_computation): ... here...
19271 (get_label_before, delete_jump): ... making these static ...
19272 (follow_jumps): ... and simplifying this since it only runs after
19274 * rtl.h (get_label_after, get_label_before, delete_jump,
19275 follow_jumps): Delete prototypes.
19277 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19279 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19281 2007-02-15 Nick Clifton <nickc@redhat.com>
19283 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19284 order to prevent it from being munged by the target.
19286 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19288 * config/i386/i386.md: Remove misleading comment.
19290 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19292 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19293 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19296 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19298 * tree-sra.c (instantiate_missing_elements): Canonicalize
19300 (sra_build_assignment): New.
19301 (generate_copy_inout, generate_element_copy,
19302 generate_element_zero, generate_one_element_init): Use it.
19304 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19306 * tree-sra.c (instantiate_missing_elements): Canonicalize
19308 (sra_build_assignment): New.
19309 (generate_copy_inout, generate_element_copy,
19310 generate_element_zero, generate_one_element_init): Use it.
19312 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19314 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19317 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19319 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19320 types as aggregates not scalars.
19321 * function.c (assign_stack_temp_for_type): Likewise.
19323 2007-02-14 Roger Sayle <roger@eyesopen.com>
19324 Zdenek Dvorak <dvorakz@suse.cz>
19326 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19329 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19331 * passes.c (next_pass_1): Clear the next field of the copied
19334 2007-02-14 Richard Henderson <rth@redhat.com>
19336 * tree-sra.c (early_sra): New.
19337 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19338 (tree_sra_early, pass_sra_early): New.
19339 * tree-pass.h (pass_sra_early): Declare.
19340 * passes.c (init_optimization_passes): Use it.
19342 2007-02-14 Richard Guenther <rguenther@suse.de>
19344 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19346 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19348 PR tree-optimization/30771
19349 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19351 (vect_analyze_operations): Induction phis can now be marked as
19353 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19354 Update documentation accordingly.
19356 2007-02-14 Nick Clifton <nickc@redhat.com>
19358 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19359 most 3 arguments are supported.
19360 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19362 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19364 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19365 Ensure dst->current is valid.
19367 2007-02-13 Paul Brook <paul@codesourcery.com>
19369 * config.gcc: Add arm*-*-uclinux-*eabi.
19370 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19371 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19372 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19373 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19374 (LINK_SPEC): Define.
19375 (LIB_SPEC): Define.
19376 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19378 * config/arm/uclinux-eabi.h: New file.
19379 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19380 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19383 2007-02-13 Ian Lance Taylor <iant@google.com>
19385 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19386 * flags.h (warn_strict_overflow): Declare.
19387 (enum warn_strict_overflow_code): Define.
19388 (issue_strict_overflow_warning): New static inline function.
19389 * opts.c (warn_strict_overflow): New variable.
19390 (common_handle_option): Handle OPT_Wstrict_overflow and
19391 OPT_Wstrict_overflow_.
19392 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19394 * fold-const.c: Include intl.h.
19395 (fold_deferring_overflow_warnings): New static variable.
19396 (fold_deferred_overflow_warning): New static variable.
19397 (fold_deferred_overflow_code): New static variable.
19398 (fold_defer_overflow_warnings): New function.
19399 (fold_undefer_overflow_warnings): New function.
19400 (fold_undefer_and_ignore_overflow_warnings): New function.
19401 (fold_deferring_overflow_warnings_p): New function.
19402 (fold_overflow_warning): New static function.
19403 (make_range): Add strict_overflow_p parameter. Change all
19405 (extract_muldiv, extract_muldiv_1): Likewise.
19406 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19407 tree_expr_nonnegative_p.
19408 (fold_negate_expr): Call fold_overflow_warning.
19409 (fold_range_test): Likewise.
19410 (fold_comparison): Likewise.
19411 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19412 instead of tree_expr_nonnegative_p.
19413 (tree_expr_nonnegative_warnv_p): Rename from
19414 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19415 (tree_expr_nonnegative_p): New function.
19416 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19417 strict_overflow_p parameter.
19418 (tree_expr_nonzero_p): New function.
19419 * passes.c (verify_interpass_invariants): New static function.
19420 (execute_one_pass): Call it.
19421 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19423 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19424 (estimate_numbers_of_iterations): Likewise.
19425 (scev_probably_wraps_p): Likewise.
19426 * tree-ssa-ccp.c: Include "toplev.h".
19427 (evaluate_stmt): Defer fold overflow warnings until we know we are
19429 (struct fold_stmt_r_data): Add stmt field.
19430 (fold_stmt_r): Defer fold overflow warnings until we know we
19432 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19433 (fold_stmt_inplace): Likewise.
19434 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19435 (cleanup_control_expr_graph): Defer fold overflow warnings until
19436 we know we are going to optimize.
19437 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19438 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19440 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19441 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19442 * tree-ssa-loop-manip.c (create_iv): Likewise.
19443 * c-typeck.c (build_conditional_expr): Likewise.
19444 (build_binary_op): Likewise.
19445 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19446 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19447 (extract_range_from_unary_expr): Likewise.
19448 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19449 assuming that signed overflow does not occur.
19450 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19451 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19452 (fold_defer_overflow_warnings): Declare.
19453 (fold_undefer_overflow_warnings): Declare.
19454 (fold_undefer_and_ignore_overflow_warnings): Declare.
19455 (fold_deferring_overflow_warnings_p): Declare.
19456 (tree_expr_nonzero_warnv_p): Declare.
19457 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19458 of warning options.
19459 (Warning Options): Document -Wstrict-overflow.
19460 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19461 (tree-ssa-ccp.o): Likewise.
19462 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19463 (fold-const.o): Depend on intl.h.
19465 2007-02-13 Ian Lance Taylor <iant@google.com>
19467 PR middle-end/30751
19468 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19471 2007-02-13 Stuart Hastings <stuart@apple.com>
19473 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19475 2007-02-13 Richard Henderson <rth@redhat.com>
19477 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19478 handled_component_p before looking for the indirect_ref.
19480 2007-02-13 Richard Henderson <rth@redhat.com>
19482 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19483 remove flags clobber.
19484 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19485 (bswaphi_lowpart): New.
19486 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19487 remove TARGET_BSWAP test. Delete expander of the same name.
19489 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19490 (expand_unop): Use them.
19492 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19494 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19495 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19496 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19497 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19498 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19499 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19500 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19501 assembler dialect choice from asm templates.
19503 2007-02-12 Richard Henderson <rth@redhat.com>
19505 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19506 (fixuns_trunc<SSEMODEF>si2): Use it.
19507 * config/i386/sse.md (vec_setv4sf_0): Export.
19508 * config/i386/i386.c (ix86_build_const_vector): Export.
19509 (ix86_split_convert_uns_si_sse): Rename from
19510 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19511 * config/i386/i386-protos.h: Update.
19513 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19516 * c-typeck.c (c_finish_return): Improve warning message.
19518 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19520 * alias.c (find_symbolic_term): Delete unused function.
19522 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19524 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19525 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19526 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19528 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19530 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19531 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19532 the function, temporarily point the debug interface to the null one.
19534 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19536 * dwarf2out.c (round_up_to_align): New static function.
19537 (field_byte_offset): Use it to round the offset.
19539 2007-02-12 Richard Henderson <rth@redhat.com>
19541 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
19542 (inswl_const): Export.
19544 2007-02-12 Richard Henderson <rth@redhat.com>
19546 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
19547 result mode of the libcall, convert back to outmode.
19549 2007-02-12 Roger Sayle <roger@eyesopen.com>
19551 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
19552 (bswapdi2): New define_expand to implement 32-bit implementation.
19554 2007-02-12 Nick Clifton <nickc@redhat.com>
19556 * doc/invoke.texi (Overall Options): Document --help=.
19557 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
19558 (cc1_options): Pass --help= on to cc1.
19559 (display_help): Add description of --help=.
19560 (process_command): Add code to handle --help=. Allow translated
19561 --help and --target-help switches to be passed on to compiler
19563 (main): Remove unused if statement.
19564 * opts.c (columns): Remove.
19565 (LEFT_COLUMN): Define.
19566 (wrap_help): Add columns argument.
19567 (print_filtered_help): Change parameters to be an include bitmask,
19568 an exclude bitmask, an any bitmask and the column width. Move the
19569 code to display the params list here. Add code to display the
19570 status of options rather than their descriptions if the quiet flag
19572 (print_specific_help): Change parameters to be an include bitmask,
19573 an exclude bitmask and an any bitmask. Move code to look up the
19574 column width here. Decide upon the title for an options listing.
19575 (common_handle_options): Add code to handle --help=. Adapt code
19576 for --help and --target-help to use the revised form of the
19577 print_specific_help function.
19578 (print_help): Delete.
19579 (print_param_help): Delete.
19580 (print_switch): Delete.
19581 * opts.h (cl_lang_count): Add prototype.
19582 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
19583 CL_MAX_OPTION_CLASS): New defines.
19584 * optc-gen.awk: Add construction of cl_lang_count.
19585 * c.opt: Add Warning attribute to warning options and Optimization
19586 attribute to optimization options.
19587 * common.opt: Likewise.
19589 Add -fhelp and -ftarget-help as aliases for the transformed --help
19590 and --target-help options.
19591 * opt-functions.awk: Add code to handle Warning and Optimization
19594 2007-02-12 Richard Henderson <rth@redhat.com>
19596 * config/alpha/constraints.md: New file.
19597 * config/alpha/alpha.c: Include tm-constrs.h.
19598 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
19599 alpha_extra_constraint): Remove.
19600 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
19601 * config/alpha/alpha-protos.h: Update.
19602 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
19603 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
19604 (EXTRA_CONSTRAINT): Remove.
19605 * config/alpha/alpha.md: Include constraints.md.
19606 (adddi splitter): Use satisfies_constraint_*.
19607 * config/alpha/predicates.md (add_operand): Likewise.
19608 (sext_add_operand, addition_operation): Likewise.
19610 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
19612 PR tree-optimization/29145
19613 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
19614 in our handling of restrict qualified pointers.
19616 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19619 * doc/invoke.texi (Wunused-value): Update description.
19620 (Wextra): Delete item.
19621 * opts.c (set_Wextra): Don't use the value of Wextra to set the
19622 value of Wunused-value.
19623 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
19624 (c_finish_stmt_expr): Don't check extra_warnings.
19625 (emit_side_effect_warnings): The caller is responsible to check
19628 2007-02-11 Roger Sayle <roger@eyesopen.com>
19629 Matt Thomas <matt@3am-software.com>
19631 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
19633 2007-02-11 Roger Sayle <roger@eyesopen.com>
19635 * simplify-rtx.c (simplify_relational_operation_1): Optimize
19636 comparisons of POPCOUNT against zero.
19637 (simplify_const_relational_operation): Likewise.
19639 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19641 * doc/invoke.texi (Wextra): Delete outdated paragraph.
19643 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19645 * dwarf2out.c (root_type): Delete unused function.
19647 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19649 * genattrtab.c (contained_in_p): Delete unused function.
19650 (write_expr_attr_cache): Likewise.
19652 2007-02-11 Jan Hubicka <jh@suse.cz>
19654 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
19657 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
19659 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
19660 to add the REG_EQ* note.
19661 * see.c (see_merge_one_use_extension): Likewise.
19662 * local-alloc.c (update_equiv_regs): Likewise. Also don't
19663 turn REG_EQUAL notes into REG_EQUIV notes if the target
19664 register may have more than one set.
19665 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
19666 * gcse.c (try_replace_reg): Likewise.
19667 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
19668 * calls.c (fixup_tail_calls): Likewise. Abort if there is
19669 more than one REG_EQUIV note.
19670 * reload1.c (gen_reload): Use set_unique_reg_note.
19672 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
19674 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
19675 (ix86_builtin_conversion): New function.
19677 2007-02-06 Mark Mitchell <mark@codesourcery.com>
19680 * tree.h (DECL_REPLACEABLE_P): New macro.
19681 * except.c (set_nothrow_function_flags): Likewise.
19683 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
19684 Ira Rosen <irar@il.ibm.com>
19685 Dorit Nuzman <dorit@il.ibm.com>
19687 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
19688 * targhooks.c (default_builtin_vectorized_conversion): New.
19689 * targhooks.h (default_builtin_vectorized_function): New declaration.
19690 * target.h (struct vectorize): Add builtin_conversion field.
19691 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
19692 stmt_vec_info_type value.
19693 (vectorizable_conversion): New declaration.
19694 * tree-vect-analyze.c (vect_analyze_operations): Add
19695 vectorizable_conversion call.
19696 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
19697 * tree-vect-transform.c (vectorizable_conversion): New function.
19698 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
19699 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
19701 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
19702 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
19703 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
19704 or ALTIVEC_BUILTIN_VCFSX.
19706 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19709 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
19710 CONST_DOUBLE and operand 0 is a hard register.
19711 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
19712 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19713 is a hard floating-point register.
19715 2007-02-10 Richard Henderson <rth@redhat.com>
19716 Jakub Jelinek <jakub@redhat.com>
19717 Alexandre Oliva <aoliva@redhat.com>
19719 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19720 * builtin-types.def (BT_WORD): Make unsigned.
19721 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19722 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19723 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19724 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19725 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19726 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19728 * expr.c (emutls_var_address): New.
19729 (expand_expr_real_1): Expand emulated tls.
19730 (expand_expr_addr_expr_1): Likewise.
19731 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19732 * output.h (emutls_finish): Declare.
19733 * toplev.c (compile_file): Call it.
19734 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19735 address before wrapping in CONST.
19736 * varasm.c (emutls_htab, emutls_object_type): New.
19737 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19738 (get_emutls_object_name, get_emutls_object_type): New.
19739 (get_emutls_init_templ_addr, emutls_decl): New.
19740 (emutls_common_1, emutls_finish): New.
19741 (assemble_variable): When emulating tls, swap decls; generate
19742 constructor for the emutls objects.
19743 (do_assemble_alias): When emulating tls, swap decl and target name.
19744 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19746 * varpool.c (decide_is_variable_needed): Look at force_output.
19747 Recurse for emulated tls.
19748 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19749 with decide_is_variable_needed.
19750 * emutls.c: New file.
19751 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19752 tls_object for real tls.
19754 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19756 PR rtl-optimization/29599
19757 * reload1.c (eliminate_regs_in_insn): Take the destination
19758 mode into account when computing the offset.
19760 2007-02-09 Stuart Hastings <stuart@apple.com>
19761 Richard Henderson <rth@redhat.com>
19763 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19764 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19765 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19766 fixuns_truncdfhi2): New.
19767 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19768 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19769 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19770 (floatunssidf2): Allow nonimmediate source.
19771 * config/i386/sse.md (movdi_to_sse): New.
19772 (vec_concatv2di): Drop '*'.
19773 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19774 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19775 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19777 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19778 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19779 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19780 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19781 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19782 ix86_build_const_vector.
19783 (x86_emit_floatuns): Rewrite.
19785 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19787 * genautomata.c (longest_path_length): Delete unused function.
19788 (struct state): Delete unused longest_path_length.
19789 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19790 (get_free_state): Delete unused.
19792 2007-02-09 Jan Hubicka <jh@suse.cz>
19794 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19795 * doc/invoke.texi (inline-unit-growth): Update default value.
19797 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19798 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19799 (rebuild_cgraph_edges): Likewise.
19800 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19801 (dump_cgraph_node): Dump frequencies.
19802 (cgraph_clone_edge): Add frequency scales.
19803 (cgraph_clone_node): Add freuqnecy.
19804 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19805 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19806 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19807 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19808 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19809 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19810 (save_inline_function_body): Likewise.
19811 * ipa-inline.c: inluce rtl.h
19812 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19813 (cgraph_edge_badness): Use frequencies.
19814 (cgraph_decide_recursive_inlining): Update clonning.
19815 (cgraph_decide_inlining_of_small_function): Dump frequency.
19816 * predict.c (estimate_bb_frequencies): Export.
19817 * predict.h (estimate_bb_frequencies): Declare.
19818 * tree-inline.c (copy_bb): Watch overflows.
19819 (expand_call_inline): Update call of cgraph_create_edge.
19820 (optimize_inline_calls): Use TODO flags to update frequnecies.
19821 * passes.h: Include predict.h
19822 (init_optimization_passes): Move profile ahead.
19823 (execute_function_todo): Handle TODO_rebuild_frequencies.
19825 2007-02-09 Roger Sayle <roger@eyesopen.com>
19827 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19828 the insbl or inswl pattern into a register.
19830 2007-02-09 Roger Sayle <roger@eyesopen.com>
19832 * config/ia64/ia64.md (bswapdi2): New define_insn.
19834 2007-02-09 Richard Henderson <rth@redhat.com>
19836 * config/i386/constraints.md (Ym): New constraint.
19837 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19838 (movdi_1_rex64): Split sse and xmm general register moves from
19839 memory move alternatives. Use conditional register constraints.
19840 (movsf_1, movdf_integer): Likewise.
19841 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19842 (movdf_integer_rex64): New.
19843 (pushsf_rex64): Fix output constraints.
19844 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19845 (sse2_stored): Likewise.
19846 (sse2_storeq_rex64): New.
19847 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19848 amd and not generic.
19849 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19850 for optimize_size. Remove SF/DFmode hack.
19852 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19854 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19857 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19858 Richard Sandiford <richard@codesourcery.com>
19860 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19861 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19862 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19863 m68k/t-mlib to tmake_file.
19864 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19865 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19866 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19867 Allow it to be cf or m68k. Set m68k_arch_family. If that
19868 variable is not empty, add t-$m68k_arch_family to tmake_file.
19869 Add t-mlibs to tmake_file.
19870 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19871 * config/m68k/t-cf: New file.
19872 * config/m68k/t-m68k: Likewise.
19873 * config/m68k/t-mlibs: Likewise.
19874 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19875 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19876 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19877 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19878 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19880 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19881 (INSTALL_LIBGCC): Delete.
19882 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19883 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19884 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19885 (M68K_MLIB_CPU): Define.
19886 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19887 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19888 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19890 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19891 Richard Guenther <rguenther@suse.de>
19893 PR middle-end/23361
19894 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19895 against INT_MIN/INT_MAX.
19896 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19897 file if a loop is removed.
19899 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19901 * calls.c (store_one_arg): Pass correct alignment to
19902 emit_push_insn for non-BLKmode values.
19903 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19904 unaligned stack slot via a suitably aligned slot.
19906 2007-02-08 DJ Delorie <dj@redhat.com>
19908 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19910 (legal_subregs): Use unsigned char, make const.
19911 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19913 2007-02-08 Paul Brook <paul@codesourcery.com>
19915 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19916 special interworking needed.
19918 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19920 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19921 conditional to __SSE2__.
19922 (Entries below should have been added to first ChangeLog
19923 entry for amdfam10 dated 2007-02-05)
19924 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19926 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19928 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19931 2007-02-08 DJ Delorie <dj@redhat.com>
19933 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19934 * config/m32c/m32c.c (legal_subregs): New.
19935 (m32c_illegal_subreg_p): New.
19936 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19937 unsupported subregs of hard regs.
19939 2007-02-08 Jan Hubicka <jh@suse.cz>
19941 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19942 the same one; always update histograms.
19944 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19946 * passes.c (init_optimization_passes): Tidy comment.
19948 2007-02-08 Roger Sayle <roger@eyesopen.com>
19950 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19951 strip zero_extend, bswap and rotates from POCOUNT's argument.
19952 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19953 zero_extend and rotates from PARITY's argument.
19954 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19955 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19956 of an integer constant at compile-time.
19958 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19961 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19963 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19966 * tree-ssa-live.c (remove_unused_locals): Do not remove
19967 TREE_ADDRESSABLE variables.
19968 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19969 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19970 FOR_CLOBBER. Update all users.
19971 If VAR has an associated alias set, add a virtual operand for
19972 it if no alias is found to conflict with the memory reference.
19974 2007-02-07 Jan Hubicka <jh@suse.cz>
19975 Robert Kidd <rkidd@crhc.uiuc.edu>
19977 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19979 2007-02-07 Ian Lance Taylor <iant@google.com>
19981 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19983 2007-02-07 Roger Sayle <roger@eyesopen.com>
19985 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19986 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19987 tablejumpdi, movsi_to_cr_one): Remove constraints from
19988 define_expand's match_operands.
19990 2007-02-07 Roger Sayle <roger@eyesopen.com>
19992 * global.c (compute_regsets): Move declatation of "i" inside of
19993 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19995 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19998 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19999 of INDIRECT_REF <RESULT_DECL>.
20001 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20003 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20004 Kaz Kojima <kkojima@gcc.gnu.org>
20007 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20009 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20011 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20013 * doc/loop.texi: Document possibility not to perform disambiguation
20014 of loops with multiple latches.
20015 * cfgloopmanip.c (alp_enum_p): Removed.
20016 (add_loop): Handle subloops. Use get_loop_body_with_size.
20017 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20018 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20019 the new forwarder block.
20020 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20021 Handle the case latch is NULL.
20022 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20023 modifications when marking loop exits.
20024 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20026 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20027 disambiguate_loops_with_multiple_latches.
20028 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20029 before fix_loop_structure.
20030 * cfgloop.c: Include pointer-set.h and output.h.
20031 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20032 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20033 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20034 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20035 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20036 disambiguate_multiple_latches, get_loop_body_with_size,
20037 disambiguate_loops_with_multiple_latches): New functions.
20038 (flow_loop_dump): Dump multiple latch edges.
20039 (flow_loop_nodes_find): Handle loops with multiple latches.
20040 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20041 (glb_enum_p): Modified.
20042 (get_loop_body): Use get_loop_body_with_size.
20043 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20044 (AVOID_CFG_MODIFICATIONS): New constant.
20045 (disambiguate_loops_with_multiple_latches, add_loop,
20046 get_loop_body_with_size): Declare.
20047 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20049 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20051 PR inline-asm/28686
20052 * global.c (compute_regsets): New function.
20053 (global_alloc): Refactored ELIMINABLE_REGSET
20054 and NO_GLOBAL_ALLOC_REGS computation out.
20055 (rest_of_handle_global_alloc): Call compute_regsets()
20056 for non-optimizing case.
20058 2007-02-06 Richard Henderson <rth@redhat.com>
20060 * config/i386/constraints.md (Y2): Rename from Y.
20061 (Yi): New constraint.
20062 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20063 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20064 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20065 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20066 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20067 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20068 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20069 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20070 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20071 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20072 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20073 vec_extractv2si_1): Change Y constraints to Y2.
20074 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20075 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20076 Change Y constraints to Y2.
20077 (sse2_loadld): Change Y constraints to x.
20079 2007-02-06 Roger Sayle <roger@eyesopen.com>
20081 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20082 (parity<mode>2): New define_expand using rs6000_emit_parity.
20083 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20084 rs6000_emit_parity): New functions.
20085 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20086 rs6000_emit_parity): Prototype here.
20088 2007-02-06 Ian Lance Taylor <iant@google.com>
20090 * lower-subreg.c (simple_move_operand): Reject CONST.
20091 (resolve_clobber): Call validate_change rather than directly
20092 assigning to XEXP (pat, 0).
20094 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20096 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20097 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20098 (tree-cfg.o): Remove hashtab.h dependency.
20100 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20101 (struct ivopts_data): Change niters to pointer_map_t.
20102 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20103 (niter_for_exit): Create pointer_map on demand. Change for
20105 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
20106 (free_loop_data): Destroy data->niters if created and reset field.
20107 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
20108 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
20110 * tree-ssa-reassoc.c: Include pointer-set.h.
20111 (bb_rank): Change to long *.
20112 (operand_rank): Change to pointer_map_t.
20113 (find_operand_rank): Return long, -1 if not found. Declare as inline.
20114 (insert_operand_rank): Accept long.
20115 (operand_entry_hash, operand_entry_eq): Remove.
20116 (get_rank): Return long. Adjust for changes above.
20117 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
20119 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
20121 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
20122 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
20123 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
20125 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
20126 directly since it cannot be NULL.
20127 (get_vi_for_tree): Rewrite for pointer_map API.
20128 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
20129 (init_alias_vars): Create vi_for_tree as pointer_map.
20130 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
20132 * tree-cfg.c: Don't include hashtab.h.
20133 (edge_to_cases): Declare as pointer_map.
20134 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
20136 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
20137 (start_recording_case_labels): Create edge_to_cases as pointer_map.
20138 (end_recoding_case_labels): Cleanup edge_to_cases manually before
20140 (record_switch_edge): Delete.
20141 (get_cases_for_edge): Adjust for pointer_map API, inline
20142 record_switch_edge (rewritten for new API), remove goto.
20144 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20146 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
20147 * tree-nested.c: Include pointer-set.h.
20148 (var_map_elt, var_map_eq, var_map_hash): Delete.
20149 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20150 to pointer_map_t's.
20151 (nesting_info_bitmap_obstack): New.
20152 (lookup_field_for_decl): Adjust for pointer_map API.
20153 (lookup_tramp_for_decl): Adjust for pointer_map API.
20154 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20155 (get_local_debug_decl): Adjust for pointer_map API.
20156 (convert_nl_goto_reference): Adjust for pointer_map API.
20157 (convert_nl_goto_receiver): Adjust for pointer_map API.
20158 (create_nesting_tree): Create outside GGC space. Create bitmap on
20159 the new obstack. Create field_map and var_map as pointer_maps.
20160 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20162 (lower_nested_functions): Move root here, no need to NULL it.
20163 Initialize and release the obstack.
20165 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20167 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20168 Remove prototypes and make them non-static.
20169 (struct tree_int_map): Remove.
20170 * tree.h (struct tree_int_map): Move here, turning TO into an
20172 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20174 * tree.h (TREE_COMPLEXITY): Remove.
20175 (struct tree_exp): Remove complexity field.
20176 * tree.c (build1_stat): Don't set it.
20178 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20179 Victor Kaplansky <victork@il.ibm.com>
20181 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20182 (vect_is_simple_reduction): Support reduction with induction as
20183 one of the operands.
20184 (vect_is_simple_iv_evolution): Fix formatting.
20185 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20186 formatting. Don't mark induction phis for vectorization.
20187 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20188 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20189 (vect_get_vec_def_for_operand): Support induction.
20190 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20192 (vectorizable_reduction): Support reduction with induction as one of
20194 (vectorizable_type_demotion): Use def-type of stmt argument rather
20195 than dummy def-type.
20197 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20198 flag_tree_scev_cprop.
20199 * common.opt (tree-scev-cprop): New flag.
20201 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20202 call to vect_get_new_vect_var.
20204 2007-02-06 Ira Rosen <irar@il.ibm.com>
20206 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20207 vectype is not NULL.
20208 (vect_pattern_recog_1): Likewise.
20210 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20212 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20213 (fold_negate_expr): Likewise.
20215 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20218 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20219 even if cv-qualification is the same.
20221 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20223 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20224 __enable_execute_stack on completion.
20226 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20228 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20229 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20230 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20231 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20232 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20233 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20234 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20235 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20237 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20239 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20240 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20241 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20242 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20243 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20244 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20245 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20246 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20247 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20248 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20249 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20250 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20251 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20252 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20253 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20254 sqrtextenddfxf2_i387): Added amdfam10_decode.
20256 * config/i386/athlon.md (athlon_idirect_amdfam10,
20257 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20258 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20259 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20260 athlon_ivector_store_amdfam10): New define_insn_reservation.
20261 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20264 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20266 * config/i386/athlon.md (athlon_call_amdfam10,
20267 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20268 define_insn_reservation.
20269 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20270 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20271 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20273 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20275 * config/i386/athlon.md (athlon_sseld_amdfam10,
20276 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20277 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20279 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20281 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20282 define_insn_reservation.
20283 * config/i386/i386.md (sseins): Added sseins to define_attr type
20284 and define_attr unit.
20285 * config/i386/sse.md: Set type attribute to sseins for insertq
20288 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20290 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20291 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20292 ssecomi_load_amdfam10, ssecomi_amdfam10,
20293 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20294 define_insn_reservation.
20295 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20297 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20299 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20300 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20301 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20302 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20303 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20304 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20305 define_insn_reservation.
20307 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20308 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20309 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20310 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20311 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20313 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20315 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20316 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20317 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20318 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20319 athlon_ssemul_load_k8): Added amdfam10.
20321 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20323 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20324 (x86_sse_unaligned_move_optimal): New variable.
20326 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20328 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20329 for unaligned vector SSE double/single precision loads for AMDFAM10.
20331 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20333 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20334 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20335 Define TARGET_CPU_DEFAULT_amdfam10.
20336 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20337 (processor_type): Add PROCESSOR_AMDFAM10.
20339 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20340 processor_type in config/i386/i386.h.
20341 Enable imul peepholes for TARGET_AMDFAM10.
20343 * config.gcc: Add support for --with-cpu option for amdfam10.
20345 * config/i386/i386.c (amdfam10_cost): New variable.
20346 (m_AMDFAM10): New macro.
20347 (m_ATHLON_K8_AMDFAM10): New macro.
20348 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20349 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20350 x86_promote_QImode, x86_integer_DFmode_moves,
20351 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20352 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20353 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20354 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20355 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20356 Enable/disable for amdfam10.
20357 (override_options): Add amdfam10_cost to processor_target_table.
20358 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20359 processor_alias_table.
20360 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20361 (ix86_adjust_cost): Add code for amdfam10.
20363 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20365 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20366 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20367 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20368 * config/i386/i386.h: Add builtin definition for SSE4A.
20369 * config/i386/i386.md: Add support for ABM instructions
20370 (popcnt and lzcnt).
20371 * config/i386/sse.md: Add support for SSE4A instructions
20372 (movntss, movntsd, extrq, insertq).
20373 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20374 Add -march=amdfam10 flag.
20375 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20376 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20378 * doc/extend.texi: Add documentation for SSE4A builtins.
20380 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20382 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20384 2007-02-05 Richard Guenther <rguenther@suse.de>
20386 * tree-vectorizer.h (vectorizable_function): Add argument type
20387 argument, change return type.
20388 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20389 * tree-vect-transform.c (vectorizable_function): Handle extra
20390 argument, return vectorized function decl.
20391 (build_vectorized_function_call): Remove.
20392 (vectorizable_call): Handle calls with result and argument types
20393 differing. Handle loop vectorization factor correctly.
20394 * targhooks.c (default_builtin_vectorized_function): Adjust for
20396 * targhooks.h (default_builtin_vectorized_function): Likewise.
20397 * target.h (builtin_vectorized_function): Add argument type
20399 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20400 extra argument, allow vectorizing of lrintf.
20401 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20402 documentation of target hook.
20404 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20407 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20408 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20409 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20411 2007-02-05 Roger Sayle <roger@eyesopen.com>
20413 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20414 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20415 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20416 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20417 before canonicalizing sincos to cexpi.
20418 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20420 2007-02-05 Roger Sayle <roger@eyesopen.com>
20422 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20423 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20424 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20426 2007-02-05 Roger Sayle <roger@eyesopen.com>
20428 * mips-tfile.c (initialize_init_file): Correct endianness test.
20430 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20432 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20433 the 'y' constraint.
20435 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20437 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20438 saves in a PARALLEL before the register assignments.
20440 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20442 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20443 DWARF_FRAME_RETURN_COLUMN to be a general register.
20444 * dwarf2out.c (init_return_column_size): New function, split from...
20445 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20446 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20447 to be nongeneral registers.
20448 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20450 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20451 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20453 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20455 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20457 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20459 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20460 (remove_path): Use can_remove_branch_p and remove_branch instead
20461 of loop_delete_branch_edge.
20462 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20463 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20464 Update profile using scale_dominated_blocks_in_loop.
20465 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20466 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20467 (can_remove_branch_p, remove_branch): Declare.
20468 * tree-cfg.c (tree_can_remove_branch_p): New function.
20469 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20470 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20471 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20473 2007-02-05 Jan Hubicka <jh@suse.cz>
20475 PR middle-end/30696
20476 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20477 nodes in cgraph, don't remove offline copy of the function.
20479 2007-02-04 Jan Hubicka <jh@suse.cz>
20481 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20482 vectors might cause maybe_lookup_element_for_expr to be called
20483 on non-sra-candidate.
20485 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20487 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20488 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20489 spelling conventions.
20491 2007-02-04 Richard Guenther <rguenther@suse.de>
20493 PR middle-end/30636
20494 * fold-const.c (try_move_mult_to_index): Make sure to not
20495 overflow one dimension of a multi-dimensional array access.
20497 2007-02-04 Jan Hubicka <jh@suse.cz>
20499 * passes.c (init_optimization_passes): Reindent.
20501 2007-02-04 Jan Hubicka <jh@suse.cz>
20502 Eric Botcazou <ebotcazou@adacore.com>
20504 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20505 (execute_fixup_cfg): Break out the abnormal goto code.
20506 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20507 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20508 (optimize_inline_calls): Call make_nonlocal_label_edges.
20510 2007-02-04 Jan Hubicka <jh@suse.cz>
20512 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20513 true when something was changed.
20514 (rename_ssa_copies): When something was changed, do
20515 TODO_remove_unused_locals.
20516 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20517 add TODO_remove_unused_locals when instruction was removed.
20519 2007-02-04 Jan Hubicka <jh@suse.cz>
20521 * ipa-inline.c (try_inline): Improve debug output; work on already
20523 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20524 call try_inline for already inlined edges too when flattening;
20525 inline also functions that make callee growth but overall unit size
20528 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20530 * config/m32c/bitops.md, config/m32c/jump.md,
20531 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20532 config/m32r/m32r.h, config/m32r/m32r.md,
20533 config/m32r/predicates.md, config/m68hc11/larith.asm,
20534 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20535 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
20536 config/mips/mips-protos.h, config/mips/mips.c,
20537 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
20538 config/mn10300/mn10300.h, config/mn10300/predicates.md,
20539 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
20540 spelling conventions.
20542 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
20543 Follow spelling conventions.
20545 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
20547 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
20548 warn about C++0x compatibility.
20550 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20552 * config/h8300/h8300.c, config/h8300/h8300.h,
20553 config/h8300/h8300.md: Follow spelling conventions.
20555 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
20557 PR middle-end/30667
20558 * combine.c (try_combine): Do not substitute source operand
20559 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
20561 2007-02-03 Jan Hubicka <jh@suse.cz>
20563 PR gcov-profile/30650
20564 * value-prof.c (stringop_block_profile): Fix handling of size counter;
20565 do not divide by zero for never executed counters.
20566 (tree_find_values_to_profile): Fix counters.
20567 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
20569 2007-02-03 Ian Lance Taylor <iant@google.com>
20571 * lower-subreg.c (simple_move_operand): New static function,
20572 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
20574 (simple_move): Call simple_move_operand.
20575 (find_decomposable_subregs): Add special handling of MEMs.
20576 (can_decompose_p): Rename from cannot_decompose_p. Reverse
20577 meaning of return value. If we see a hard register, test whether
20578 it can store a word_mode value. Change all callers.
20580 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20582 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
20583 ftrapv insns and expanders.
20584 (subdi3): Change define_expand operand 1 to arith11_operand, and
20585 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
20586 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
20587 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
20590 PR middle-end/30174
20591 * varasm.c (notice_global_symbol): Treat global objects as weak when
20592 flag_shlib is true.
20594 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20596 * emit-rtl.c (dconstpi): Delete.
20597 (dconstsqrt2): New.
20598 (init_emit_once): Delete dconstpi and init dconstsqrt2.
20599 * real.h (dconstpi): Delete.
20600 (dconstsqrt2): New.
20601 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
20602 (fold_builtin_hypot): Likewise.
20604 2007-02-03 Tom Tromey <tromey@redhat.com>
20607 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
20608 -gcoff3, -gxcoff3, -gvms3 implies -dD.
20610 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
20612 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
20613 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
20614 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
20615 config/rs6000/cell.md, config/rs6000/darwin.h,
20616 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
20617 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
20618 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
20619 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
20620 typos. Follow spelling conventions.
20621 * doc/invoke.texi: Follow spelling conventions.
20623 2007-02-03 Roger Sayle <roger@eyesopen.com>
20625 * simplify-rtx.c (simplify_relational_operation_1): Implement some
20626 canonicalization transformations that attempt to simplify integer
20627 constant comparisons to become comparisons against zero.
20629 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20631 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
20633 * fold-const.c (fold_binary): Fix comment typos. Fold complex
20634 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
20636 2007-02-02 Mike Stump <mrs@apple.com>
20638 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
20639 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
20640 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
20641 generate a branch island.
20643 2007-02-02 Bob Wilson <bob.wilson@acm.org>
20645 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
20646 (xtensa_legitimate_address_p): New.
20647 (xtensa_legitimize_address): New.
20648 (xtensa_output_addr_const_extra): New.
20649 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
20651 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
20652 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
20653 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
20654 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
20655 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
20656 (xtensa_legitimize_address): New.
20657 (xtensa_output_addr_const_extra): New.
20659 2007-02-02 Steve Ellcey <sje@cup.hp.com>
20661 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
20663 2007-02-02 Ian Lance Taylor <iant@google.com>
20665 * expmed.c (expand_divmod): Add comment.
20667 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
20669 * emit-rtl.c (renumber_insns): Remove.
20670 * flags.h: Remove the extern for flag_renumber_insns.
20671 * rtl.h: Remove the prototype for renumber_insns.
20672 * toplev.c (flag_renumber_insns): Remove.
20674 2007-02-02 Hui-May Chang <hm.chang@apple.com>
20676 Revert for x86 darwin:
20677 2005-06-19 Uros Bizjak <uros@kss-loka.si>
20679 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
20680 code before the following patch under TARGET_MACHO.
20681 (ix86_function_value_regno_p): Likewise.
20683 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20685 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
20688 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20691 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
20692 loads to general or fp registers. Add comments.
20693 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
20695 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
20697 * pointer-set.c (insert_aux): Only return insertion slot.
20698 (pointer_set_insert): Adjust.
20699 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
20700 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
20701 pointer_map_traverse): New.
20702 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
20703 pointer_map_create, pointer_map_destroy, pointer_map_insert,
20704 pointer_map_contains, pointer_map_traverse): Declare.
20706 2007-02-02 Jakub Jelinek <jakub@redhat.com>
20708 PR middle-end/30473
20709 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
20710 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
20712 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20714 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20716 (struct _dep): New type.
20717 (dep_t): New typedef.
20718 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20719 (DEP_STATUS): New access macro. The macro with the same name was
20720 renamed to DEP_LINK_STATUS.
20721 (dep_init): Declare function
20723 (struct _dep_link): New type.
20724 (dep_link_t): New typedef.
20725 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20726 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20727 (DEP_LINK_STATUS): New macro.
20728 (debug_dep_links): New debug function.
20730 (struct _deps_list): New type.
20731 (deps_list_t): New typedef.
20732 (DEPS_LIST_FIRST): New access macro.
20733 (FOR_EACH_DEP_LINK): New cycle macro.
20734 (create_deps_list, free_deps_list, delete_deps_list): Declare
20736 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20737 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20738 (copy_deps_list_change_con): Ditto.
20740 (move_dep_link): Declare function.
20742 (struct _dep_node): New type.
20743 (dep_node_t): New typedef.
20744 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20746 (struct haifa_insn_data.back_deps): New field to hold backward
20747 dependencies of the insn.
20748 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20750 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20751 Change its type to deps_list_t.
20752 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20753 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20754 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20756 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20758 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20760 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20762 (dep_cost): Declare.
20764 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20765 (ds_to_dk, dk_to_ds): New functions.
20767 (init_dep_1): New static function.
20768 (init_dep): New function.
20769 (copy_dep): New static function.
20771 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20773 (detach_dep_link): New static function.
20774 (move_dep_link): New function.
20776 (dep_links_consistent_p, dump_dep_links): New static functions.
20777 (debug_dep_links): New debugging function.
20779 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20781 (alloc_deps_list, init_deps_list): New static functions.
20782 (create_deps_list): New function.
20783 (clear_deps_list): New static function.
20784 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20785 (deps_list_consistent_p, dump_deps_list): New static functions.
20786 (debug_deps_list): New function.
20787 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20789 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20791 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20792 use new scheduler dependencies lists.
20793 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20794 (sched_analyze): Ditto. Initialize dependencies lists.
20795 (add_forw_dep, compute_forward_dependences): Update to use new
20796 scheduler dependencies lists.
20798 (init_dependency_caches): Init deps_obstack.
20799 (free_dependency_caches): Free deps_obstack.
20801 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20802 new scheduler dependencies lists.
20803 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20804 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20806 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20807 Update to use new scheduler dependencies lists.
20808 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20809 (debug_dependencies): Ditto.
20810 (schedule_region): Update comments.
20812 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20813 scheduler dependencies lists.
20814 (schedule_ebb): Update comments.
20816 * rtl.def (DEPS_LIST): Remove.
20818 * lists.c (unused_deps_list): Remove.
20819 (free_list): Update assertions.
20821 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20822 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20824 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20825 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20827 * haifa-sched.c (comments): Update.
20828 (insn_cost1): Remove. Inline the code into insn_cost ().
20829 (insn_cost): Update to use new scheduler dependencies lists. Move
20830 processing of the dependency cost to dep_cost ().
20831 (dep_cost): New function. Use it instead of insn_cost () when
20832 evaluating cost of the dependency. Use compatible interface to
20833 interact with the target.
20834 (priority): Update to use new scheduler dependencies lists.
20835 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20836 with greater number of insns that depend on the insn.
20837 (schedule_insn): Update to use new scheduler dependencies lists. Add
20838 code to free backward dependencies lists. Inline and optimize code
20839 from resolve_dep () - see PR28071.
20840 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20841 lists. Update call to targetm.sched.is_costly_dependence hook.
20843 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20844 scheduler dependencies lists.
20846 (resolve_dep): Remove. Move the logic to schedule_insn ().
20847 (init_h_i_d): Initialize dependencies lists.
20849 (process_insn_depend_be_in_spec): Rename to
20850 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20851 dependencies lists.
20852 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20853 Update to use new scheduler dependencies lists.
20854 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20856 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20857 new scheduler dependencies lists.
20858 (build_intra_loop_deps): Ditto.
20860 * target.h (struct _dep): Declare to use in
20861 gcc_target.sched.is_costly_dependence.
20862 (struct gcc_target.sched.adjust_cost): Fix typo.
20863 (struct gcc_target.sched.is_costly_dependence): Change signature to
20864 use single dep_t parameter instead of an equivalent triad.
20865 (struct gcc_target.sched.adjust_cost_2): Remove.
20867 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20869 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20871 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20873 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20875 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20876 (REG_DEP_TRUE): Document.
20878 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20879 Change signature to correspond to the targetm.sched.adjust_cost hook.
20880 Update use in TARGET_SCHED_ADJUST_COST_2.
20881 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20882 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20883 new scheduler dependencies lists.
20884 (ia64_gen_check): Ditto.
20886 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20887 scheduler dependencies lists.
20889 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20890 signature to correspond to the targetm.sched.is_costly_dependence hook.
20891 (is_costly_group): Update to use new scheduler dependencies lists.
20893 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20894 instead of INSN_COST () macro.
20896 2007-02-01 Ian Lance Taylor <iant@google.com>
20898 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20900 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20902 * pa.md (tp_load): Correct mfctl instruction syntax.
20904 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20906 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20907 altivec_padding_size calculation on AIX. Improve comment, add
20908 assert to verify that it's right.
20910 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20913 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20915 PR inline-asm/28686
20916 * global.c (global_alloc): Add mising initialization of
20919 2007-02-01 Roger Sayle <roger@eyesopen.com>
20921 * alias.c (init_alias_analysis): Correct whitespace.
20922 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20923 partition_hot_cold_basic_blocks): Likewise.
20924 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20925 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20926 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20927 fold_builtin_snprintf_chk, fold_builtin_printf,
20928 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20929 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20930 * cfgcleanup.c (cleanup_cfg): Likewise.
20931 * cfgexpand.c (tree_expand_cfg): Likewise.
20932 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20933 * function.c (get_next_funcdef_no): Likewise.
20934 * gengtype.c (main): Likewise.
20935 * genmodes.c (main): Likewise.
20936 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20937 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20938 * ifcvt.c (noce_emit_move_insn): Likewise.
20939 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20941 * stor-layout.c (get_best_mode): Likewise.
20942 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20943 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20944 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20945 perform_var_substitution, solve_graph): Likewise.
20946 * tree-vrp.c (vrp_finalize): Likewise.
20948 2007-02-01 Ian Lance Taylor <iant@google.com>
20950 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20951 high part of a paradoxical subreg, return a constant zero.
20953 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20955 * toplev.c (lang_dependent_init): Call init_set_costs.
20956 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20958 2007-02-01 Richard Guenther <rguenther@suse.de>
20960 PR middle-end/30656
20961 * fold-const.c (fold_negate_expr): Allow negating a
20962 constant if overflow does not change.
20964 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20966 * doc/c-tree.texi (Expression trees): Improve markup.
20967 * doc/tm.texi (Register Classes, Addressing Modes)
20968 (Floating Point): Fix spacing after abbreviations. Fix some
20971 2007-02-01 Ben Elliston <bje@au.ibm.com>
20973 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20974 * doc/contrib.texi: Likewise.
20975 * doc/install.texi: Likewise.
20977 2007-01-31 Richard Henderson <rth@redhat.com>
20978 Ian Lance Taylor <iant@google.com>
20980 * lower-subreg.c: New file.
20981 * rtl.def (CONCATN): Define.
20982 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20983 pass_lower_subreg2.
20984 * emit-rtl.c (update_reg_offset): New static function, broken out
20985 of gen_rtx_REG_offset.
20986 (gen_rtx_REG_offset): Call update_reg_offset.
20987 (gen_reg_rtx_offset): New function.
20988 * regclass.c: Revert patch of 2006-03-05, restoring
20990 (clear_reg_info_regno): New function.
20991 * dwarf2out.c (concatn_loc_descriptor): New static function.
20992 (loc_descriptor): Handle CONCATN.
20993 * common.opt (fsplit_wide_types): New option.
20994 * opts.c (decode_options): Set flag_split_wide_types when
20996 * timevar.def (TV_LOWER_SUBREG): Define.
20997 * rtl.h (gen_reg_rtx_offset): Declare.
20998 (reg_scan_update): Declare.
20999 * regs.h (clear_reg_info_regno): Declare.
21000 * tree-pass.h (pass_lower_subreg): Declare.
21001 (pass_lower_subreg2): Declare.
21002 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21003 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21004 -fsplit-wide-types.
21005 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21006 * Makefile.in (OBJS-common): Add lower-subreg.o.
21007 (lower-subreg.o): New target.
21009 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21011 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21013 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21016 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21018 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21020 PR middle-end/29335
21021 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21023 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21025 * cfgloop.h: Include vec-prim.h.
21026 (enum li_flags): Remove LI_ONLY_OLD.
21027 (loop_iterator): Changed.
21028 (fel_next, fel_init): Iterate over loop tree.
21029 (FOR_EACH_LOOP_BREAK): New macro.
21030 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21032 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21033 * modulo-sched.c (sms_schedule): Ditto.
21034 * tree-vectorizer.c (vectorize_loops): Ditto.
21035 * doc/loop.texi: Update information on loop numbering and behavior of
21036 FOR_EACH_LOOP wrto new loops.
21037 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21038 add_to_evolution_1): Test nestedness of loops instead of comparing
21040 * tree-chrec.c (chrec_fold_plus_poly_poly,
21041 chrec_fold_multiply_poly_poly, chrec_evaluate,
21042 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21043 reset_evolution_in_loop): Ditto.
21044 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21046 2007-01-31 Dirk Mueller <dmueller@suse.de>
21048 * c-common.c (warn_about_parentheses): Separate warning about
21049 un-parenthized sequence of comparison operators from the one
21050 which is supposed to warn about x <= y <= z.
21052 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21054 * optabs.h (enum optab_index): Add new OTI_isinf.
21055 (isinf_optab): Define corresponding macro.
21056 * optabs.c (init_optabs): Initialize isinf_optab.
21057 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21059 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21060 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21062 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21063 expand_builtin_interclass_mathfn.
21064 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21065 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21066 (fxam<mode>2_i387): New insn pattern.
21067 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21068 built-in functions as x87 inline asm.
21070 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21072 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21074 2007-01-30 Eric Christopher <echristo@apple.com>
21076 * config.gcc: Add geode.
21078 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21080 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21081 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21082 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21083 value-prof.c: Fix comment typos.
21085 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21088 * doc/invoke.texi (Wpointer-arith): Document warning.
21090 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21092 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21093 the list of discrepancies from the draft TR.
21095 2007-01-30 Dirk Mueller <dmueller@suse.de>
21098 * doc/invoke.texi (-Wreturn-type): Update description to
21099 match new behavior.
21101 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21103 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
21105 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
21107 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
21108 to handle optabs that operate on floating point input argument and
21109 output to integer output.
21110 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
21111 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
21112 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
21113 expand_builtin_interclass_mathfn ().
21114 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
21115 (ilogbsi2): Remove.
21116 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
21117 ilogbl built-in functions as x87 intrinsics.
21119 2007-01-30 Richard Guenther <rguenther@suse.de>
21121 PR middle-end/27657
21122 * dwarf2out.c (reference_to_unused): Query varpool if the
21123 variable was output.
21125 2007-01-30 Richard Guenther <rguenther@suse.de>
21127 PR middle-end/30313
21128 * passes.c (execute_one_pass): Reset in_gimple_form to not
21129 confuse non-unit-at-a-time mode.
21131 2007-01-29 Roger Sayle <roger@eyesopen.com>
21132 Richard Guenther <rguenther@suse.de>
21134 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
21135 avoid undefined behaviour on overflow. Use force_fit_type_double
21136 to construct the constant with the specified TREE_OVERFLOW.
21138 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21140 * config/dfp-bit.c: Add parameterized support for fp exceptions.
21141 * config/dfp-bit.h: Ditto.
21143 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21145 * c-decl.c (pop_scope): Replace warnings with call to
21146 warn_for_unused_label.
21147 * c-common.h (warn_for_unused_label): Declare.
21148 * c-common.c (warn_for_unused_label): Define.
21150 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21152 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21155 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21157 * Makefile.in (USER_H): Remove decfloat.h.
21158 * ginclude/decfloat.h: Delete, moving contents to ...
21159 * ginclude/float.h: Add support for decimal floating point,
21160 guarded by __STDC_WANT_DEC_FP__.
21162 2007-01-29 Mike Stump <mrs@apple.com>
21164 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21165 Analysis and Representation to resolve case insensitive conflict.
21166 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21168 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21170 * tree.h (struct tree_memory_tag): Add aliases member.
21171 (MTAG_ALIASES): New macro.
21172 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21173 (add_may_alias): Remove pointer-set. Update for may_aliases being
21175 (mark_aliases_call_clobbered): Update for may_aliases being a
21177 (compute_tag_properties): Ditto.
21178 (create_partition_for): Ditto.
21179 (compute_memory_partitions): Ditto.
21180 (dump_may_aliases_for): Ditto.
21181 (is_aliased_with): Ditto.
21182 (add_may_alias_for_new_tag): Ditto.
21183 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21184 (compute_is_aliased): New function.
21185 (compute_may_aliases): Call compute_is_aliased).
21186 (init_alias_info): Initialize alias_bitmap_obstack.
21187 (union_alias_set_into): New function.
21188 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21189 (have_common_aliases_p): Rewrite to take two bitmaps and use
21191 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21192 Update for bitmaps.
21193 (finalize_ref_all_pointers): Update for add_may_alias changes.
21194 (new_type_alias): Ditto.
21195 * tree-flow-inline.h (may_aliases): Return a bitmap.
21196 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21197 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21198 may_aliases being a bitmap.
21199 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21200 may_aliases now returns a bitmap.
21201 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21203 * tree-ssa-operands.c (add_virtual_operand): Update for
21204 may_aliases being a bitmap.
21206 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21208 PR tree-optimization/30630
21209 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21210 variable as changed.
21212 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21215 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21216 expanded only once even if an error occurs.
21218 2007-01-29 Ben Elliston <bje@au.ibm.com>
21220 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21221 (__gcov_average_profiler): Likewise.
21222 (__gcov_ior_profiler): Likewise.
21223 (__gcov_merge_ior): Likewise.
21225 2007-01-28 Jan Hubicka <jh@suse.cz>
21227 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21228 * value-prof.c (stringop_block_profile): Likewise.
21230 2007-01-28 Jan Hubicka <jh@suse.cz>
21232 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21233 Add variant handling histograms; add wrapper.
21234 (clear_storage_via_libcall): Export.
21235 (emit_block_move_hints): Break out from ...; add histograms.
21236 (emit_block_move): ... this one.
21237 (clear_storage_hints): Break out from ...; add histograms.
21238 (clear_storage): ... this one.
21239 (set_storage_via_memset): Handle histogram.
21240 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21241 (clear_storage_hints, clear_storage_via_libcall): Declare.
21242 (set_storage_via_setmem): Update prototype.
21243 * doc/md.texi (movmem, setmem): Document new arguments.
21245 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21246 Add new histograms.
21247 (stringop_block_profile): New global function.
21248 (tree_stringops_values_to_profile): Profile block size and alignment.
21249 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21251 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21252 (stringop_block_profile): Declare.
21253 * builtins.c: Include value-prof.h.
21254 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21255 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21256 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21257 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21258 * profile.c (instrument_values): Add new counters.
21259 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21261 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21262 (tree_init_edge_profiler): Build new profilers.
21263 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21264 (pass_tree_profile): Add dump.
21265 (tree_profile_hooks): Update.
21266 * Makefile.in (LIBGCOV): Add new constants.
21267 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21268 __gcov_ior_profiler): New.
21269 * i386.md (movmem/setmem expanders): Add new optional arguments.
21271 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21273 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21275 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21277 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21278 (tree_unswitch_single_loop): Pass eni_size_weights to
21279 tree_num_loop_insns.
21280 * tree-ssa-loop-manip.c: Include tree-inline.h.
21281 (can_unroll_loop_p): Pass eni_size_weights to
21282 tree_num_loop_insns.
21283 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21284 Pass eni_size_weights to estimate_num_insns.
21285 * tree.h (init_inline_once): Export.
21286 * toplev.c (backend_init): Call init_inline_once.
21287 * cgraphunit.c (cgraph_process_new_functions,
21288 cgraph_analyze_function): Pass eni_inlining_weights to
21289 estimate_num_insns.
21290 * ipa-inline.c (compute_inline_parameters): Ditto.
21291 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21292 to estimate_num_insns.
21293 (try_unroll_loop_completely): Pass eni_size_weights to
21294 tree_num_loop_insns.
21295 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21296 ot estimate_num_insns.
21297 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21298 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21299 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21300 eni_time_weights): New variables.
21301 (init_inline_once): Initialize them.
21302 (struct eni_data): Mew.
21303 (estimate_num_insns_1, estimate_num_insns): Use weights.
21304 * tree-inline.h (struct eni_weights_d): New.
21305 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21306 (estimate_num_insns): Declaration changed.
21307 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21308 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21309 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21311 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21313 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21314 relations in the conflict function is valid.
21316 2007-01-27 Ian Lance Taylor <iant@google.com>
21318 * common.opt: Add fstrict-overflow.
21319 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21320 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21321 (TYPE_OVERFLOW_UNDEFINED): Define.
21322 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21324 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21325 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21326 (fold_negate_expr): Likewise.
21327 (make_range): Likewise.
21328 (extract_muldiv_1): Likewise.
21329 (maybe_canonicalize_comparison): Likewise.
21330 (fold_comparison): Likewise.
21331 (fold_binary): Likewise.
21332 (tree_expr_nonnegative_p): Likewise.
21333 (tree_expr_nonzero_p): Likewise.
21334 * tree-vrp.c (compare_values): Likewise.
21335 (extract_range_from_binary_expr): Likewise.
21336 (extract_range_from_unary_expr): Likewise.
21337 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21339 (nowrap_type_p): Likewise.
21340 * tree-scalar-evolution.c (simple_iv): Likewise.
21341 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21342 (build_range_check): Likewise.
21343 (extract_muldiv_1): Likewise.
21344 (fold_comparison): Likewise.
21345 * tree-vrp.c (vrp_int_const_binop): Likewise.
21346 (extract_range_from_unary_expr): Likewise.
21347 * convert.c (convert_to_integer): Likewise.
21348 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21349 (fold_comparison): Likewise.
21350 (fold_binary): Likewise.
21351 * optabs.c (optab_for_tree_code): Likewise.
21352 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21353 * simplify-rtx.c (simplify_const_relational_operation): Check
21354 flag_strict_overflow and flag_trapv.
21355 (simplify_const_relational_operation): Likewise.
21356 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21357 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21360 2007-01-27 Roger Sayle <roger@eyesopen.com>
21362 * tree.c (tree_fold_gcd): Delete.
21363 * tree.h (tree_fold_gcd): Remove prototype.
21364 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21365 test whether one constant integer is a multiple of another. Instead
21366 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21367 * fold-const.c (multiple_of_p): We've determined both TOP and
21368 BOTTOM are integer constants so we can call int_const_binop directly
21369 instead of the more generic const_binop.
21371 2007-01-27 Roger Sayle <roger@eyesopen.com>
21373 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21374 1*X check that the constant hasn't overflowed, to preserve the
21376 (round_up): Provide an efficient implementation when rouding-up an
21377 INTEGER_CST to a power-of-two.
21379 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21381 * doc/sourcebuild.texi: Add comma for clarity.
21382 * doc/extend.texi: Fix some typos.
21383 * doc/passes.texi: Likewise.
21384 * doc/cppinternals.texi: Likewise.
21385 * doc/c-tree.texi: Likewise.
21386 * doc/tree-ssa.texi: Likewise.
21387 * doc/install.texi: Likewise.
21389 2007-01-27 Jan Hubicka <jh@suse.cz>
21391 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21392 (pass_sra): Do not require alias information.
21393 * passes.c (init_optimization_passes): Add SRA
21395 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21397 * tracer.c (rest_of_handle_tracer): We already cleaned
21398 up the CFG in tracer() so don't do it here again.
21399 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21400 cleanup_cfg here, either. And don't call renumber_insns.
21402 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21403 and BB_HEAD are in the insn stream here. Instead make sure
21404 that BB_INSN is valid on all insns. Also, do check here that
21405 there are no pending branch predictions...
21406 (rtl_verify_flow_info): ...instead of doing it here. Checks
21407 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21410 2007-01-26 Roger Sayle <roger@eyesopen.com>
21412 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21413 function to simplify/factorize operand order canonicalization.
21414 (ix86_fixup_binary_operands): Reorganize using the above function.
21415 (ix86_binary_operator_ok): Likewise.
21417 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21419 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21420 file scope from optimize_attrs.
21421 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21423 (optimize_attrs): Clear insn_code_values after freeing it.
21425 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21427 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21428 a parts.base assignment.
21430 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21432 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21433 (compute_subscript_distance, initialize_data_dependence_relation,
21434 finalize_ddr_dependent, analyze_ziv_subscript,
21435 analyze_siv_subscript_cst_affine,
21436 compute_overlap_steps_for_affine_univar,
21437 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21438 analyze_siv_subscript, analyze_miv_subscript,
21439 analyze_overlapping_iterations, subscript_dependence_tester_1,
21440 compute_self_dependence, free_dependence_relation): Work
21441 with affine_fn instead of chrecs.
21442 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21443 common_affine_function, affine_function_base,
21444 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21445 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21446 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21447 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21448 (all_chrecs_equal_p): Removed.
21449 * tree-data-ref.h (affine_fn, conflict_function): New types.
21450 (struct subscript): Change type of conflicting_iterations_in_a
21451 and conflicting_iterations_in_b.
21453 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21456 * config/pa/pa.h (TARGET_HPUX_11): New.
21457 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21458 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21460 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21461 Richard Guenther <rguenther@suse.de>
21463 * tree-ssa-structalias.c (solve_graph): Handle case
21464 we merged the variable to another.
21466 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21468 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21471 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21472 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21474 2007-01-25 DJ Delorie <dj@redhat.com>
21476 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21477 allow changes to modes which don't fit in those registers.
21479 * reload1.c (choose_reload_regs): Check for invalid subregs before
21480 computing their locations, not after.
21482 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21485 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21486 save Altivec registers in an eh_return function.
21487 (compute_vrsave_mask): Likewise.
21488 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21489 for saving Altivec registers.
21490 (rs6000_emit_prologue): Don't allocate stack twice in
21491 eh_return function. Correct expected value of altivec_save_offset
21492 when using save_world. Describe save of R0 to stack when using
21493 save_world. Describe stack pointer adjustment when using
21494 save_world. Remove duplicated eh_return parameter register saving.
21495 Update sp_offset variable after save_world.
21496 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21498 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21499 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21502 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21504 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21506 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21509 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21510 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21512 2007-01-25 Richard Guenther <rguenther@suse.de>
21514 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21515 * common.opt (-Wcoverage-mismatch): New warning option.
21516 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21517 if -Wcoverage-mismatch is given.
21519 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21521 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21522 (ipcp_driver): Change to static definition.
21523 Add dumping of the ifunctions.
21524 (constant_val_insert): Remove unused parameter. Support for SSA.
21525 (ipcp_propagate_const): Support for SSA.
21526 (ipcp_profile_bb_print): Print only analyzed nodes.
21527 (ipcp_replace_map_create): Remove support for Fortran constant
21529 * ipa-prop.c (ipa_method_modify_stmt,
21530 ipa_callsite_compute_param): Support for SSA.
21531 * ipa-prop.h (ipcp_driver): Remove declaration.
21532 (IS_VALID_TREE_MAP_INDEX): Add define.
21534 2007-01-24 Geoffrey Keating <geoffk@apple.com>
21536 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
21538 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21540 PR middle-end/30447
21541 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
21542 constant argument to cabs and do it without checking for
21543 -funsafe-math-optimizations.
21545 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
21547 * c-common.h (RID_FIRST_CXX0X): New.
21548 (RID_LAST_CXX0X): New.
21549 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
21551 * c.opt (Wc++0x-compat): New.
21552 * doc/invoke.texi (-Wc++0x-compat): Document.
21554 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21556 * builtins.c (fold_builtin_carg): New.
21557 (fold_builtin_1): Use it.
21559 2007-01-24 Jan Hubicka <jh@suse.cz>
21561 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
21563 * ipa-inline.c (initial_insns, max_insns): Delete.
21564 (compute_max_insns): New function.
21565 (cgraph_decide_inlining_of_small_function): Use it; take minimal
21566 amount of insns as base for code growth.
21567 (cgraph_decide_inlining): Make initial_insns local; do not compute
21569 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
21570 * doc/invoke.texi (inline-unit-growth): Update docs.
21572 2007-01-24 Jakub Jelinek <jakub@redhat.com>
21574 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
21575 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
21576 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
21577 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
21578 for CPUs that have PTA_CX16 set.
21580 PR middle-end/27416
21581 * gimplify.c (omp_check_private): New function.
21582 (gimplify_scan_omp_clauses): Use it for
21583 firstprivate/lastprivate/reduction.
21585 PR middle-end/30494
21586 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
21587 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
21589 PR middle-end/30421
21590 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
21591 If lower_lastprivate_clauses emits some statements, append them
21592 to dlist rather than body_p and to body_p append an initializer.
21593 (lower_omp_for): Adjust caller.
21595 2007-01-24 Steve Ellcey <sje@cup.hp.com>
21597 * target.h (globalize_decl_name): New.
21598 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21599 * output.h (default_globalize_decl_name): New.
21600 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
21602 (globalize_decl): Ditto.
21603 (default_globalize_decl_name): New.
21604 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
21605 (ia64_handle_version_id_attribute): New.
21606 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21607 (ia64_asm_output_external): Use globalize_decl_name instead
21608 of globalize_label.
21609 * doc/extend.texi (version_id): New pragma.
21610 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
21612 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21614 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
21615 _uleb128_t and _Unwind_SWord with _sleb128_t.
21616 * unwind-dw2.c (extract_cie_info, execute_stack_op,
21617 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
21619 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
21620 * unwind-pe.h (read_uleb128, read_sleb128,
21621 read_encoded_value_with_base): Likewise.
21622 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
21624 2007-01-24 Richard Guenther <rguenther@suse.de>
21626 * builtins.c (expand_builtin_cexpi): Get the fndecl
21627 for cexp in the correct way.
21629 2007-01-24 Jan Hubicka <jh@suse.cz>
21631 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
21634 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21636 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
21637 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
21638 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
21639 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
21640 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
21641 __SIZEOF_PTRDIFF_T__.
21642 * doc/cpp.texi: Documentation for the new builtin macros added.
21644 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
21646 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
21647 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
21648 instead of operands[2] to avoid access past the end of array.
21650 2007-01-24 Richard Sandiford <richard@codesourcery.com>
21652 * reload1.c (emit_reload_insns): Pass the reload register
21653 for a non-spill output reload through forget_old_reloads_1.
21655 2007-01-23 Joseph Myers <joseph@codesourcery.com>
21657 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21658 _SOFT_DOUBLE if doubles use software floating-point.
21659 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
21660 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21661 * config/rs6000/darwin-ldouble.c: Also compile functions for
21662 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
21663 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21664 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
21665 commented-out long double override.
21666 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
21667 * config/rs6000/eabispe.h: Likewise.
21668 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
21669 long double for non-SPE.
21670 (rs6000_handle_option): Likewise.
21671 (invalid_e500_subreg): Disallow more subregs involding DImode,
21672 DFmode, TImode or TFmode.
21673 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
21675 (legitimate_lo_sum_address_p): Also check for TFmode for E500
21677 (rs6000_legitimize_address): Also handle TFmode for E500 double.
21678 (rs6000_legitimize_reload_address): Also handle TFmode for E500
21680 (rs6000_legitimate_address): Also check for TFmode for E500
21682 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
21683 (spe_build_register_parallel): Handle TFmode and TCmode.
21684 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
21686 (function_arg): Handle TFmode and TCmode for E500 double.
21687 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
21689 (print_operand): Handle TFmode and TImode for %y.
21690 (rs6000_generate_compare): Handle TFmode comparisons for E500
21692 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
21693 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
21694 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
21695 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
21696 TFmode for E500 double.
21697 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
21698 (floatsidf2): Enable for E500 double.
21699 (movtf_softfloat): Use rs6000_nonimmediate_operand.
21700 (extenddftf2): Change to extenddftf2_fprs.
21701 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
21702 depending on TARGET_E500_DOUBLE.
21703 (extendsftf2): Enable for E500 double.
21704 (trunctfdf2): Enable for E500 double.
21705 (trunctfsf2): Change to trunctfsf2_fprs.
21706 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
21707 depending on TARGET_E500_DOUBLE.
21708 (floatsitf2): Enable for E500 double.
21709 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
21710 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
21711 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
21712 (negtf2): Change to negtf2_internal.
21713 (negtf2): New expander.
21714 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21715 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21716 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21717 (movdi_internal32): Use rs6000_nonimmediate_operand.
21718 (unnamed splitter): Likewise.
21719 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21720 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21721 (SPE64TF, DITI): New mode macros.
21722 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21725 (frob_<mode>_di_2): New.
21726 (frob_tf_di_8_2): New.
21727 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21729 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21731 (frob_ti_<mode>_8_2): New.
21732 (frob_ti_tf_2): New.
21733 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21734 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21736 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21737 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21738 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21739 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21740 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21741 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21744 2007-01-23 Ian Lance Taylor <iant@google.com>
21746 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21748 (OBJS-archive): Reformat, alphabetize.
21749 (OBJS): Change out_object_file to OBJS-md.
21751 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21753 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21754 JUMP_P and CALL_P predicates where applicable.
21755 * config/i386/i386.c: Ditto.
21756 * config/i386/i386.md: Ditto.
21757 * config/i386/mmx.md: Ditto.
21758 * config/i386/predicates.md: Ditto.
21760 2007-01-22 Andreas Schwab <schwab@suse.de>
21762 * config/m68k/m68k.h: Fix comment.
21764 2007-01-22 Jan Hubicka <jh@suse.cz>
21766 * passes.c (init_optimization_passes): Do not rerun
21767 pass_early_warn_uninitialized.
21769 2007-01-22 Richard Guenther <rguenther@suse.de>
21771 PR tree-optimization/30038
21772 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21774 (execute_cse_sincos_1): Likewise.
21775 (execute_cse_sincos): Likewise.
21776 (gate_cse_sincos): Likewise.
21777 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21778 the cexpi() canonicalization of sincos().
21779 * tree-pass.h (pass_cse_sincos): Declare.
21780 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21782 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21784 PR rtl-optimization/29329
21785 * combine.c (replaced_rhs_insn): Rename to i2mod.
21786 (replaced_rhs_value): Rename to i2mod_new_rhs.
21787 (i2mod_old_rhs): New global variable.
21788 (combine_instructions): Adjust for above change. Save a copy of
21789 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21790 note are substituted in the second instruction.
21791 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21792 ditch the note if it pertains to the second eliminated register
21793 and this register is mentioned in i2mod_old_rhs.
21796 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21798 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21799 the insn to which the note was originally attached.
21801 2007-01-21 Jan Hubicka <jh@suse.cz>
21803 * ipa-inline.c (inlining_mode): Comment, move up.
21804 (cgraph_decide_inlining_incrementally): Do not perform inlining
21805 itself; fix handling of flattening of self recursive functions.
21806 (cgraph_find_cycles): Remove.
21807 (cgraph_flatten_node): Remove.
21808 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21809 (try_inline): New function.
21810 (cgraph_early_inlining): Update call of
21811 cgraph_decide_inlining_incrementally. Apply inlining here.
21812 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21814 2007-01-21 Dirk Mueller <dmueller@suse.de>
21817 * tree-vrp.c (check_array_bounds): do not warn
21818 about ADDR_EXPR's of ARRAY_REF's which are immediately
21819 used in binary expressions.
21821 2007-01-21 Ira Rosen <irar@il.ibm.com>
21823 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21824 read_write_dep and macros for its access.
21825 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21826 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21827 argument, call vect_check_interleaving for every independent pair of
21828 data-refs. Mark loads that access the same memory location as a store
21830 (vect_check_dependences): Remove.
21831 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21832 call, fix the call to vect_analyze_data_ref_dependence.
21833 (vect_analyze_data_ref_access): For statements that access the same
21834 data-ref, check that they are not stores; for loads, check that there
21835 is no store that access the same location.
21837 2007-01-20 Roger Sayle <roger@eyesopen.com>
21838 Joseph Myers <joseph@codesourcery.com>
21840 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21841 (-fdump-rtl-stack): Likewise.
21842 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21843 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21844 (-mpt-fixed): Use @minus{} for minus sign.
21845 (Using Precompiled Headers): Fix under/overfull hbox.
21847 2007-01-20 Jan Hubicka <jh@suse.cz>
21849 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21850 place within annotation.
21852 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21854 * pa.c (output_move_double): Change array size of xoperands to 4.
21856 2007-01-20 Jan Hubicka <jh@suse.cz>
21858 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21861 2007-01-19 Ian Lance Taylor <iant@google.com>
21863 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21864 constant to unsigned HOST_WIDE_INT before negating.
21866 2007-01-19 Ian Lance Taylor <iant@google.com>
21868 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21870 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21871 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21872 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21873 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21874 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21875 (realloc_vdef, realloc_vuse): Change second parameter to
21877 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21878 fields to unsigned.
21879 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21880 unsigned. Change x and lim locals to unsigned.
21881 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21883 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21884 (copy_virtual_operands): Change i and n locals to unsigned.
21886 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21888 PR middle-end/29335
21889 * builtins.c (fold_builtin_1): Handle builtin fdim.
21891 2007-01-20 Jan Hubicka <jh@suse.cz>
21893 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21894 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21895 init_alias_heapvars.
21896 (init_alias_heapvars): Initialize only when not already initialized.
21897 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21899 2007-01-19 Roger Sayle <roger@eyesopen.com>
21901 * common.opt (fsigned-zeros): New command line option.
21902 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21903 of flag_unsafe_math_optimizations.
21904 * opts.c (set_fast_math_flags): The -ffast-math command line option
21905 implies -fno-signed-zeros.
21906 (fast_math_flags_set_p): Likewise.
21908 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21909 the documentation of -ffast-math appropriately. Wrap long lines.
21911 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21913 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21914 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21916 2007-01-19 Tomas Bily <tbily@suse.cz>
21918 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21920 (tree_init_ic_make_global_vars): New function
21921 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21922 (tree_gen_ic_profiler): New function
21923 (tree_gen_ic_func_profiler): New function
21924 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21925 (tree_profile_hooks): Added hook for indirec/virtual calls
21926 * value-prof.c (tree_find_values_to_profile): New case for
21928 (tree_values_to_profile): Call for determining indirect/virtual
21930 (tree_indirect_call_to_profile): New function
21931 (tree_ic_transform): New function
21932 (tree_ic): New function
21933 (find_func_by_pid): New function
21934 (init_pid_map): New function
21935 (tree_value_profile_transformations): Added check for
21936 indirect/virtual call transformation
21937 * value-prof.h (enum hist_type): New counter type for
21938 indirect/virtual calls
21939 (profile_hooks): Added new hook for profiling indirect/virtual
21941 * profile.c (instrument_values): New case for indirect/virtual
21943 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21944 (GCOV_COUNTER_V_INDIR): New counter type
21945 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21946 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21948 * cgraph.c: Definition of cgraph_max_pid
21949 (cgraph_create_node): Default init of pid attribute
21950 * cgraph.h: Declaration of cgraph_max_pid
21951 (struct cgraph_node): Added pid attribute
21952 * libgcov.c (__gcov_indirect_call_profiler): New function
21953 (__gcov_one_value_profiler_body): New function
21954 (__gcov_one_value_profiler): Body was moved to
21955 __gcov_one_value_profiler_body and calls it
21957 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21959 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21960 * gengtype.c (write_types_data, write_func_for_structure,
21961 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21962 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21963 (walk_type, write_func_for_structure): Generate the mark_hook if
21966 2007-01-19 Jan Hubicka <jh@suse.cz>
21968 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21969 'early' argument take inlining mode argument specifying whether to
21970 inline for size/speeed or all functions; add support for flattening;
21972 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21974 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21977 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21978 the name of the declared identifier.
21980 2007-01-19 Dirk Mueller <dmueller@suse.de>
21982 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21983 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21984 duplicate evaluation.
21986 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21988 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21989 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21990 to XFMode, use acosxf2 and truncate result to requested mode.
21991 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21992 (asin<mode>2): Similarly, with asin expanders.
21993 (*fscalexf4_i387): Rename from *fscalexf4.
21994 (expNcorexf3): New expander.
21995 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21996 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21997 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21998 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21999 patterns for SSE math.
22000 (exp10<mode>2): Similarly, with exp10 expanders.
22001 (exp2<mode>2): Similarly, with exp2 expanders.
22002 (expm1<mode>2): Similarly, with expm1 expanders.
22003 (ldexp<mode>3): Similarly, with ldexp expanders.
22004 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22005 Use gen_truncxf<mode>2_i387_noop to truncate result.
22007 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22009 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22010 for ColdFire targets.
22012 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22013 Richard Sandiford <richard@codesourcery.com>
22015 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22016 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22017 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22018 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22019 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22020 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22022 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22024 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22025 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22026 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22027 (*adddi_dilshr32_cf): New pattern.
22028 (adddi3, subdi3): Remove first alternatives.
22030 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22032 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22033 implemented using move.l, do not use its cc result for floating-point
22036 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22038 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22039 from accepting 's' constraints if flag_pic.
22041 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22043 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22044 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22045 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22046 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22048 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22050 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22051 ColdFire alternatives.
22052 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22053 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22054 architectures that support ff1 instruction.
22056 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22057 Julian Brown <julian@codesourcery.com>
22059 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22060 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22061 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22064 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22066 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22068 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22069 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22070 HOST_WIDE_INT instead of an rtx.
22071 (m68k_rtx_costs): Update call accordingly.
22072 (output_move_const_into_data_reg): Likewise. Fix formatting.
22073 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22075 (output_move_simode_const): Update calls after above changes.
22076 Rework to use automatic variables and predicates like MEM_P.
22077 * config/m68k/m68k.md (pushexthisi_const): Update call to
22080 2007-01-19 Dirk Mueller <dmueller@suse.de>
22082 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22083 in dump_flags test.
22085 2007-01-19 Richard Guenther <rguenther@suse.de>
22087 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22088 via cexp in case sincos is not available.
22090 2007-01-19 Richard Guenther <rguenther@suse.de>
22092 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22093 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22094 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22095 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22096 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22097 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22098 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22099 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22101 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22103 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
22105 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
22106 (atan2xf3): Directly generate RTL pattern.
22107 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
22108 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22109 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22110 disable patterns for SSE math.
22111 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
22112 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22113 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22114 disable patterns for SSE math.
22116 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
22118 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
22120 2007-01-18 Roger Sayle <roger@eyesopen.com>
22122 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
22123 VIEW_CONVERT_EXPR to the same type as it's operand.
22125 2007-01-18 David Edelsohn <edelsohn@gnu.org>
22127 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
22128 configured for long double 128.
22130 2007-01-18 Mike Stump <mrs@apple.com>
22132 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
22135 2007-01-18 Michael Meissner <michael.meissner@amd.com>
22137 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
22140 2007-01-18 Jan Hubicka <jh@suse.cz>
22142 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
22143 greater than NUM_VOP_FREE_BUCKETS.
22145 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
22147 * tree-ssa-structalias.c: Update comments.
22148 (ptabitmap_obstack): Removed.
22149 (pta_obstack): New.
22150 (oldpta_obstack): Ditto.
22151 (stats): Add a few members.
22152 (struct variable_info): Remove node, complex, address_taken, and
22153 indirect_target members. Add oldsolution member.
22154 (new_var_info): Do not initialize removed members.
22155 (constraint_expr_type): Remove INCLUDES.
22156 (constraint_graph): Add size, implicit_preds, rep,
22157 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22158 (FIRST_REF_NODE): New macro.
22159 (LAST_REF_NODE): Ditto.
22160 (FIRST_ADDR_NODE): Ditto.
22161 (find): New function.
22163 (dump_constraint): Do not handle INCLUDES.
22164 (insert_into_complex): Do not insert duplicate constraints.
22165 (condense_varmap_nodes): Renamed and rewritten into ...
22166 (merge_node_constraints): This. Also fix bug in handling of
22167 offseted copy constraints.
22168 (clear_edges_for_node): No longer need to deal with preds at all,
22169 or removing associated preds/succs.
22170 (merge_graph_nodes): Deal with indirect_cycles.
22171 Don't deal with predecessors.
22172 (add_implicit_graph_edge): New function.
22173 (add_pred_graph_edge): Ditto.
22174 (add_graph_edge): Don't deal with predecessors.
22175 (build_constraint_graph): Removed.
22176 (build_pred_graph): New function.
22177 (build_succ_graph): Ditto.
22178 (struct scc_info): Removed in_component. Added roots, dfs, and
22179 node_mapping. Remove visited_index, unification_queue.
22180 (scc_visit): Deal with union-find we do now.
22181 Deal with cycles with REF nodes.
22182 (collapse_nodes): Renamed and rewritten to ...
22183 (unify_nodes): This.
22184 (process_unification_queue): Removed.
22185 (topo_visit): Cleanup
22186 (do_da_constraint): Use find.
22187 (do_sd_constraint): Ditto.
22188 (do_ds_constraint): Ditto.
22189 (do_complex_constraint): Ditto.
22190 (init_scc_info): Update for removed and added members.
22191 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22192 (find_indirect_cycles): This.
22193 (equivalence_class): New variable.
22194 (label_visit): New function.
22195 (perform_variable_substitution): Rewritten.
22196 (free_var_substitution_info): New function.
22197 (find_equivalent_node): Ditto.
22198 (move_complex_constraints): Ditto.
22199 (eliminate_indirect_cycles): Ditto.
22200 (solve_graph): Only propagate changed bits.
22201 Use indirect cycle elimination.
22203 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22204 (tree_id_eq): Renamed to ...
22205 (tree_vi_eq): This. Update for member change
22206 (insert_id_for_tree): Renamed and rewritten to ...
22207 (insert_vi_for_tree): This.
22208 (lookup_id_for_tree): Renamed and rewritten to ...
22209 (lookup_vi_for_tree): This.
22210 (get_id_for_tree): Renamed and rewritten to ...
22211 (get_vi_for_tree): Ditto.
22212 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22213 (process_constraint): Don't handle INCLUDES.
22214 Remove special ADDRESSOF case.
22215 (find_func_aliases): Rewrite to use vi functions instead of id
22217 (create_function_info_for): Ditto.
22218 (create_variable_info_for): Ditto.
22219 (intra_create_variable_infos): Ditto.
22220 (merge_smts_into): Ditto.
22221 (find_what_p_points_to): Ditto.
22222 (init_base_vars): Ditto.
22223 (init_alias_vars): Ditto.
22224 (remove_preds_and_fake_succs): New function.
22225 (dump_sa_points_to_info): Dump new stats.
22226 (dump_solution_for_var): Use find.
22227 (set_used_smts): Fix formatting.
22228 (compute_points_to_sets): Updated for new functions.
22229 (ipa_pta_execute): Ditto.
22231 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22232 Richard Sandiford <richard@codesourcery.com>
22234 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22236 * calls.c (expand_call): If the return value is a PARALLEL,
22237 extract its first member.
22238 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22239 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22240 use FUNCTION_EXTRA_EPILOGUE.
22241 (m68k_function_value): Return a PARALLEL if the return value
22242 is of a pointer type.
22243 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22244 (FUNCTION_EXTRA_EPILOGUE): Remove.
22245 * config/m68k/m68k.md (D0_REG): New constant.
22247 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22249 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22250 output a NOP for empty epilogues.
22252 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22254 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22255 before function. Extend register save check to include all
22256 registers, not just integer ones.
22258 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22260 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22261 (m68k_use_return_insn): ...this.
22262 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22263 * config/m68k/m68k.c (use_return_insn): Rename to...
22264 (m68k_use_return_insn): ...this.
22265 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22266 of USE_RETURN_INSN.
22268 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22270 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22271 nearest even, fix denormal rounding overflow.
22273 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22275 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22276 f%$smove and f%$move.
22277 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22278 (extendsfdf2_cf): Use fdmove instead of f%&move.
22279 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22280 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22282 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22284 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22287 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22289 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22290 (coldfire_single_format): Declare.
22291 (coldfire_double_format): Likewise.
22292 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22293 of qnan_msb_set to determine the lower bits of a canonical
22295 (encode_ieee_double): Likewise.
22296 (encode_ieee_quad): Likewise.
22297 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22298 (mips_single_format): Likewise.
22299 (ieee_double_format): Likewise.
22300 (mips_double_format): Likewise.
22301 (ieee_extended_motorola_format): Likewise.
22302 (ieee_extended_intel_96_format): Likewise.
22303 (ieee_extended_intel_128_format): Likewise.
22304 (ieee_extended_intel_96_round_53_format): Likewise.
22305 (ibm_extended_format): Likewise.
22306 (mips_extended_format): Likewise.
22307 (ieee_quad_format): Likewise.
22308 (mips_quad_format): Likewise.
22309 (vax_f_format): Likewise.
22310 (vax_d_format): Likewise.
22311 (vax_g_format): Likewise.
22312 (i370_single_format): Likewise.
22313 (i370_double_format): Likewise.
22314 (decimal_single_format): Likewise.
22315 (decimal_double_format): Likewise.
22316 (decimal_quad_format): Likewise.
22317 (c4x_single_format): Likewise.
22318 (c4x_extended_format): Likewise.
22319 (real_internal_format): Likewise.
22320 (coldfire_single_format): New real_format.
22321 (coldfire_double_format): Likewise.
22322 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22323 canonical_nan_lsbs_set.
22324 (pdp11_d_format): Likewise.
22325 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22326 if TARGET_COLDFIRE_CPU.
22328 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22330 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22331 (output_call, m68k_legitimize_call_address): Declare.
22332 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22333 parenthesees. Add support for a 'W' constraint.
22334 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22335 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22336 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22337 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22339 (override_options): Initialize them. Do not set flag_no_function_cse
22340 for TARGET_ID_SHARED_LIBRARY.
22341 (m68k_output_pic_call): Delete.
22342 (m68k_legitimize_call_address): New function.
22343 (print_operand): Remove the %o prefix. Handle the %p prefix.
22344 (output_call): New function.
22345 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22346 target address from the GOT if symbolic jumps are not allowed.
22347 * config/m68k/m68k.md (call, general_operand): Do not set
22348 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22349 Merge separate flag_pic and !flag_pic define_insns into...
22350 (*call, *call_value): ...these new patterns. Match the address
22351 rather than the containing MEM and require it to be a call_operand.
22352 Use output_call to generate the asm template.
22353 * config/m68k/predicates.md (const_call_operand): New predicate.
22354 (call_operand): Likewise.
22356 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22358 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22359 (STACK_GROWS_DOWNWARD): Define to 1.
22360 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22361 comments, emphasizing that these values are only defaults.
22362 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22363 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22365 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22367 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22369 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22370 Richard Sandiford <richard@codesourcery.com>
22372 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22373 (FP_REGNO_P): New macros.
22374 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22375 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22376 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22377 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22379 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22381 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22382 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22384 * config/m68k/t-floatlib: New file, extracting common code from...
22385 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22386 * config/m68k/t-uclinux: Here.
22387 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22388 routines on ColdFire targets.
22390 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22392 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22393 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22394 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22395 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22396 explicitly set MOTOROLA to 1.
22397 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22399 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22400 Nathan Sidwell <nathan@codesourcery.com>
22402 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22403 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22404 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22405 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22406 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22407 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22408 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22409 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22410 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22411 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22412 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22413 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22414 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22415 (DBX_REGISTER_NUMBER): Delete.
22416 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22417 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22418 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22420 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22422 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22423 * config/flat.h: New file.
22424 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22425 OBJECT_FORMAT_FLAT.
22426 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22427 indirect references for -msep-data or -mid-shared-library.
22428 Do not use PC-relative code addresses either.
22429 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22431 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22432 for shared libraries and crt1.o for executables. Use crti.o and
22434 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22435 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22436 Do not add -elf2flt or -shared-lib-id options here.
22437 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22438 Pass -shared-lib-id if -mid-shared-library, taking the library
22439 identifier from -mshared-library-id if given, otherwise
22441 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22442 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22443 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22444 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22445 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22446 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22448 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22449 jump sequence for ISA A and ISA A+.
22450 (PICJUMP): Likewise.
22452 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22454 * config.gcc (m68k-*-uclinux*): Base the port on the common
22455 and m68k GNU/Linux files rather than on the generic ELF ones.
22456 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22457 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22459 2007-01-18 Julian Brown <julian@codesourcery.com>
22460 Richard Sandiford <richard@codesourcery.com>
22462 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22463 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22464 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22466 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22467 80 unconditionally.
22468 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22470 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22472 * doc/install.texi: Document m68k-uclinuxoldabi.
22473 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22474 * config/m68k/uclinux-oldabi.h: New file, copied from
22475 config/m68k/uclinux.h.
22477 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22479 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22480 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22481 (m32r_compute_frame_size): Use unsigned for regno.
22482 (m32r_reload_lr): Use gen_frame_mem.
22484 (m32r_output_function_epilogue): Don't output the function epilogue
22486 (m32r_expand_epilogue): New.
22487 (direct_return): Return false if the function has the interrupt
22489 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22490 * config/m32r/m32r.md (epilogue): New expander.
22491 (return_lr, return_rte): New insns.
22492 (return): Make it expander.
22493 (return_normal): New expander.
22495 2007-01-18 Josh Conner <jconner@apple.com>
22498 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22499 support for UNLE, UNLT, UNGE, and UNGT.
22501 2007-01-18 Jan Hubicka <jh@suse.cz>
22503 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22504 * tree-tailcall (add_virtual_phis): Likewise.
22505 (optimize_tail_call): Return TODOs.
22506 (execute_tail_calls): Return TODOs.
22507 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22508 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22510 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22511 Cleanup cfg using TODO.
22512 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22513 * passes.c (execute_function_todo): When cleanup did something, remove
22515 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22516 (make_edges): Don't cleanup_cfg.
22518 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22520 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22521 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22522 operate on the top of stack.
22523 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22524 register handling of instructions that output to the second
22526 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22527 (move_for_stack_reg): Special-case check for dead destination
22528 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22530 * config/i386/i386.md (UNSPEC_TAN): New constant.
22531 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22532 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
22533 to correctly model move of constant 1.0 to top stack slot.
22534 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
22535 (unnamed peephole2 pattern): Remove corresponding peephole2
22536 pattern that optimizes tan insn and loading of constant 1.0.
22537 (tanxf2): Use fptanxf4_i387.
22538 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
22539 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
22540 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22541 disable patterns for SSE math.
22542 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
22543 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
22545 2007-01-18 Dirk Mueller <dmueller@suse.de>
22546 Richard Guenther <rguenther@suse.de>
22549 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
22550 * common.opt (Warray-bounds): Add new warning option.
22551 * c-opts.c (c_common_handle_option): Define -Warray-bounds
22553 * Makefile.in: make tree-vrp.o depend on toplev.h
22554 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
22556 (check_array_refs, check_array_bounds, check_array_ref): New.
22558 2007-01-18 Jan Hubicka <jh@suse.cz>
22560 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
22561 (execute_ssa_ccp): Return flags conditionally.
22562 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
22564 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
22566 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
22568 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
22569 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
22571 * Makefile.c (GTFILES): Add cfglayout.h.
22572 * gengtype.c (open_base_files): Likewise.
22573 * cfglayout.c (cfg_layout_function_footer,
22574 cfg_layout_function_header) Reindent to make gengtype happy.
22575 * cfglayout.h (cfg_layout_function_footer,
22576 cfg_layout_function_header): Add GTY(()) marker.
22578 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
22580 2007-01-18 Ben Elliston <bje@au.ibm.com>
22582 * genautomata.c (write_automata): Include xstrerror output in the
22583 error message if writing the DFA description file fails.
22585 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
22587 * config/mips/mips-protos.h (mips_output_external): Make it
22589 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
22590 * config/mips/mips.c (irix_output_external_libcall): Likewise.
22591 (extern_list): Likewise.
22592 (extern_head): Likewise.
22593 (TARGET_ASM_FILE_END): Likewise.
22594 (mips_file_end): Likewise.
22595 (mips_output_external): Rewritten.
22597 2007-01-18 Ben Elliston <bje@au.ibm.com>
22599 * genpreds.c (write_insn_preds_c): Only write out the function
22600 body for regclass_for_constraint if we have register constraints.
22602 2007-01-17 Tom Tromey <tromey@redhat.com>
22604 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
22605 * doc/install.texi (Testing): Use sourceware.org.
22606 (Binaries): Likewise.
22607 (Specific): Likewise.
22608 * doc/contrib.texi (Contributors): Use sourceware.org.
22610 2007-01-17 Anatoly Sokolov <aesok@post.ru>
22612 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
22613 (AVR_ENHANCED): Rename to ...
22614 (AVR_HAVE_MUL): ... new.
22615 (avr_enhanced_p): Rename to ...
22616 (avr_have_mul_p): ... new.
22617 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
22618 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
22619 * config/avr/avr.c (avr_enhanced_p): Rename to ...
22620 (avr_have_mul_p): ... new.
22621 (base_arch_s): Rename 'enhanced' to 'have_mul'.
22622 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
22623 'avr_enhanced_p' and 'enhanced'.
22624 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
22625 AVR_HAVE_MUL instead of AVR_ENHANCED.
22626 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22627 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
22628 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
22629 instead of AVR_ENHANCED.
22630 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22631 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
22632 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
22634 2007-01-17 Ian Lance Taylor <iant@google.com>
22636 * vec.h (VEC_reserve_exact): Define.
22637 (vec_gc_p_reserve_exact): Declare.
22638 (vec_gc_o_reserve_exact): Declare.
22639 (vec_heap_p_reserve_exact): Declare.
22640 (vec_heap_o_reserve_exact): Declare.
22641 (VEC_OP (T,A,reserve_exact)): New static inline function, three
22643 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
22644 negative parameter.
22645 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
22646 (VEC_OP (T,A,copy)) [all versions]: Likewise.
22647 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
22648 * vec.c (calculate_allocation): Add exact parameter. Change all
22650 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
22651 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
22652 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
22653 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
22654 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
22655 (vec_heap_p_reserve_exact): New function.
22656 (vec_heap_o_reserve_exact): New function.
22658 2007-01-17 Jan Hubicka <jh@suse.cz>
22660 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
22662 2007-01-17 Eric Christopher <echristo@apple.com>
22664 * config.gcc: Support core2 processor.
22666 2007-01-16 Jan Hubicka <jh@suse.cz>
22668 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
22669 the names, just unlink the chain so we don't crash on dangling
22673 2007-01-16 Jan Hubicka <jh@suse.cz>
22675 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
22676 * tree-pass.h: Reorder to make IPA passes appear toegher.
22677 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
22679 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
22680 parameters, do not call early inliner.
22681 * ipa-inline.c: Update comments. Include tree-flow.h
22682 (cgraph_decide_inlining): Do not compute inlining parameters.
22683 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
22684 be called with function context set up.
22685 (pass_ipa_inline): Remove unreachable functions before pass.
22686 (cgraph_early_inlining): Simplify assuming to be called from the
22688 (pass_early_inline): New pass.
22689 (cgraph_gate_ipa_early_inlining): New gate.
22690 (pass_ipa_early_inline): Turn into simple wrapper.
22691 (compute_inline_parameters): New function.
22692 (gate_inline_passes): New gate.
22693 (pass_inline_parameters): New pass.
22694 (apply_inline): Move here from tree-optimize.c
22695 (pass_apply_inline): New pass.
22696 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
22698 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
22699 doing them by hand.
22700 (tree_function_versioning): Do not allocate dummy struct function.
22701 * tree-inline.h (optimize_inline_calls): Update prototype.
22702 * tree-optimize.c (execute_fixup_cfg): Export.
22703 (pass_fixup_cfg): Remove
22704 (tree_rest_of_compilation): Do not apply inlines.
22705 * tree-flow.h (execute_fixup_cfg): Declare.
22706 * Makefile.in (gt-passes.c): New.
22707 * passes.c: Include gt-passes.h
22708 (init_optimization_passes): New passes.
22709 (nnodes, order): New static vars.
22710 (do_per_function_toporder): New function.
22711 (execute_one_pass): Dump current pass here.
22712 (execute_ipa_pass_list): Don't dump current pass here.
22714 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22716 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22717 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22719 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22721 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22722 (strong_alias): Define.
22723 (__gcc_qmul): Provide non-FMA for soft-float.
22724 (__gcc_qdiv): Same.
22729 (__gcc_qunord): New.
22739 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22740 soft-float functions.
22741 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22742 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22743 about long double soft float.
22745 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22746 Tehila Meyzels <tehila@il.ibm.com>
22748 * tree-vectorizer.h (is_pattern_stmt_p): New.
22749 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22750 formatting (tabs instead of spaces). Cleanup and clarify setting
22751 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22752 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22753 (vectorizable_type_demotion): Check that types are integral.
22754 (vectorizable_type_promotion): Likewise.
22755 (vectorizable_store): Fix typo. Eliminate new-line at end of
22758 2007-01-16 Jan Hubicka <jh@suse.cz>
22760 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22763 2007-01-15 Eric Christopher <echristo@apple.com>
22765 * ifcvt.c: Include vec.h, vecprim.h.
22766 (check_cond_move_block): New argument regs.
22767 Reorganize. Add registers used to regs.
22768 (cond_move_process_if_block): Use regs set above as
22771 2007-01-15 Eric Christopher <echristo@apple.com>
22773 * config/darwin.h: Update copyright.
22774 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22775 (LINK_COMMAND_SPEC): Add -u.
22776 (LINK_SPEC): Fix umbrella for above.
22778 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22780 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22783 2007-01-15 Tom Tromey <tromey@redhat.com>
22785 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22786 * doc/install.texi (Testing): Don't mention jacks.
22787 (Configuration): Document --enable-java-maintainer-mode. Move
22788 --with-java-home to libgcj-specific section. Document
22790 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22792 2007-01-15 Jan Hubicka <jh@suse.cz>
22794 * tree-ssa-dce.c (DCE_TODOs): New.
22795 (propagate_necessity): Return if something changed.
22796 (eliminate_unnecessary_stmts): Likewise.
22797 (perform_tree_ssa_dce): Return TODO flags when needed.
22798 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22800 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22802 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22803 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22804 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22805 patterns using X87MODEF12 mode macro. Extend operand 1
22806 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22807 (log10<mode>2): Ditto.
22808 (log2<mode>2): Ditto.
22809 (log1p<mode>2): Ditto.
22810 (logb<mode>2): Ditto.
22811 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22812 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22813 (*fxtractxf3_i387): Rename from *fxtractxf3.
22814 (fxtract_extend<mode>xf3_i387): New insn pattern.
22815 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22816 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22817 and gen_fyl2xxf3_i387().
22819 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22821 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22822 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22823 get_loop_exit_edges. Changed return type to bool.
22824 * cfgloop.h (fix_loop_placement): Declaration removed.
22826 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22828 * param.h (MIN_VECT_LOOP_BOUND): New.
22829 * params.def (MIN_VECT_LOOP_BOUND): New.
22830 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22831 argument - minimum threshold for number of iterations.
22832 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22833 argument to declaration.
22834 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22835 MIN_VECT_LOOP_BOUND.
22836 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22837 slpeel_tree_peel_loop_to_edge with additional argument.
22838 (vect_do_peeling_for_alignment): Likewise.
22839 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22841 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22844 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22845 operands of size 1.
22847 2007-01-14 Jan Hubicka <jh@suse.cz>
22849 * tree-dfa.c (remove_referenced_var): New function.
22850 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22851 prune referenced vars list too.
22852 * tree-flow.h (remove_referenced_var): Declare.
22854 2007-01-14 Jan Hubicka <jh@suse.cz>
22856 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22858 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22859 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22860 * except.h (verify_eh_throw_table_statements): Kill prototype.
22861 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22862 into call exrepssions.
22863 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22865 * tree-cfg.c: Include pointer-set.h.
22866 (verify_node_sharing): Work on pointer set.
22867 (verify_eh_throw_stmt_node): New.
22868 (verify_stmts): Use pointers sets, verify throw_stmt.
22870 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22872 * ipa-reference.c (analyze_function): Consider also addresses taken
22875 2007-01-12 Roger Sayle <roger@eyesopen.com>
22877 * c-typeck.c (null_pointer_constant_p): Replace use of
22878 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22879 (build_c_cast): Likewise.
22881 2007-01-12 Roger Sayle <roger@eyesopen.com>
22883 * tree.h (force_fit_type_double): Remove unused final argument.
22884 * c-common.c (constant_expression_warning): Replace use of
22885 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22886 (convert_and_check): Likewise.
22887 (shorten_compare): Update call to force_fit_type_double.
22888 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22889 * convert.c (convert_to_pointer): Update call to
22890 force_fit_type_double.
22891 * fold-const.c (force_fit_type_double): Remove overflowed_const
22893 (int_const_binop, fold_convert_const_int_from_int,
22894 fold_convert_const_int_from_real, fold_div_compare,
22895 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22896 fold_abs_const, fold_not_const): Remove the final argument from
22897 calls to force_fit_type_double.
22899 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22901 * configure.ac: Set insn to "nop" for spu-*-* also.
22902 * configure: Regenerate.
22904 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22906 * builtins.def : Add BUILT_IN_FREE.
22908 2007-01-12 Jan Hubicka <jh@suse.cz>
22910 PR tree-optimization/30443
22911 * tree-inline.c (tree_function_versioning): Do not optimize when
22912 cloning for inlining.
22914 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22916 * doc/loop.texi: Document recording of loop exits.
22917 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22918 (update_single_exits_after_duplication,
22919 update_single_exit_for_duplicated_loop,
22920 update_single_exit_for_duplicated_loops): Removed.
22921 (duplicate_loop_to_header_edge): Do not call
22922 update_single_exits_after_duplication and
22923 update_single_exit_for_duplicated_loops.
22924 (loop_version): Do not update single_exit information.
22925 (fix_loop_structure): Use record_loop_exits instead of
22926 mark_single_exit_loops.
22927 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22928 the lists of loop exits.
22929 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22930 split_edge, merge_blocks): Update the lists of loop exits.
22931 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22932 loop_optimizer_init.
22933 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22934 of mark_single_exit_loops.
22935 (loop_optimizer_finalize): Call release_recorded_exits.
22936 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22937 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22938 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22939 update single exit information.
22940 * lambda-code.c (perfect_nestify): Ditto.
22941 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22942 (mark_single_exit_loops): Removed.
22943 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22944 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22945 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22947 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22948 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22949 (verify_loop_structure): Verify consistency of the exit lists.
22950 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22951 (set_single_exit): Removed.
22952 * cfgloop.h (struct loop_exit): New function.
22953 (struct loop): single_exit_ field replaced by exits field.
22954 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22955 LOOPS_HAVE_RECORDED_EXITS.
22956 (struct loops): Added exits hash.
22957 (mark_single_exit_loops, set_single_exit): Declaration removed.
22958 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22960 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22962 * doc/invoke.texi: Avoid use of @headitem.
22964 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22966 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22968 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22970 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22973 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22974 Richard Sandiford <richard@codesourcery.com>
22976 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22977 * config/m68k/m68k.opt: Resort options.
22978 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22980 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22981 Richard Sandiford <richard@codesourcery.com>
22983 * doc/invoke.texi: Document the macros that are defined by
22984 m68k's -mtune and -mhard-float options.
22985 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22986 (m68k_cpp_cpu_family): Likewise.
22987 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22988 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22989 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22990 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22991 (m68k_cpp_cpu_family): Likewise.
22993 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22995 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22996 macros besides mc68000 as tuning macros. Use a switch statement
22997 to set them and mcpu32.
22999 2007-01-12 Julian Brown <julian@codesourcery.com>
23001 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23002 (TARGET_68040_ONLY): Rename to...
23003 (TARGET_68040): ...this.
23004 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23005 * config/m68k/m68k.md: Likewise.
23007 2007-01-12 Julian Brown <julian@codesourcery.com>
23008 Nathan Sidwell <nathan@codesourcery.com>
23009 Richard Sandiford <richard@codesourcery.com>
23011 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23012 the -mcpu= argument associated with the --with-cpu setting.
23013 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23014 if different from the one implied by the -mcpu setting.
23015 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23016 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23017 * doc/invoke.texi: Mention ColdFire in the introduction to the
23018 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23019 -mno-div and -mhard-float options. Make -m68881 a synonym for
23020 -mhard-float. Document the previously-undocumented -m5206e,
23021 -m528x, -m5307 and -m5407 options. Tweak the existing option
23022 documentation for consistency.
23023 * doc/install.texi: Mention new --with-cpu arguments.
23024 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23025 default CPU if neither -mcpu nor -march are specified.
23026 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23027 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23028 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23029 using m68k_tune to decide between families that implement the
23030 same ISA. Use m68k_tune to set __mcfv4e__.
23031 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23032 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23033 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23034 (FL_ISA_C, FL_ISA_MMU): New macros.
23035 (MASK_COLDFIRE): Delete.
23036 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23037 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23038 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23039 (TARGET_HARD_FLOAT): Do not define here.
23040 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23041 (TUNE_68000): New macro.
23042 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23043 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23044 (TUNE_CFV2): Redefine in terms of m68k_tune.
23045 (uarch_type, target_device, fpu_type): New enums.
23046 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23047 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23048 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23049 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23050 (FL_FOR_isa_c): New macros.
23051 (m68k_isa): New enum.
23052 (m68k_target_selection): New structure.
23053 (all_devices, all_isas, all_microarchs): New tables.
23054 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23055 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23056 (MASK_ALL_CPU_BITS): Delete.
23057 (m68k_find_selection): New function.
23058 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23059 Map the legacy target options to a combination of the new ones.
23060 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23061 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23062 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23064 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23065 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23067 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23068 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23069 * config/m68k/m68k-devices.def: New file.
23071 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23072 Nathan Sidwell <nathan@codesourcery.com>
23074 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23075 (SUBTARGET_EXTRA_SPECS): New macros.
23076 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23077 use %(asm_cpu_spec) instead.
23078 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23079 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23080 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23081 (EXTRA_SPECS): Rename to...
23082 (SUBTARGET_EXTRA_SPECS): ...this.
23084 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23085 Richard Sandiford <richard@codesourcery.com>
23086 Julian Brown <julian@codesourcery.com>
23088 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23089 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23090 to the configuration's default CPU.
23091 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23092 Remove default masks.
23093 (m680[012]0-*-*): Set the default with_cpu to the first part of
23095 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23096 (m68k*-*-linux): Extend the --with-cpu handling to...
23097 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23098 and m68010. Don't set target_cpu_default2.
23099 * doc/install.texi: Document --with-cpu for m68k.
23100 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23101 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23102 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23103 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
23104 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
23105 (ASM_SPEC): Remove use of %(asm_cpu_default).
23106 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
23107 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
23108 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
23109 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
23110 __HAVE_FPU__ if TARGET_HARD_FLOAT.
23111 (TARGET_DEFAULT): Delete.
23112 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
23113 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
23114 (CPP_CPU_SPEC): Delete.
23115 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
23116 the appropriate string.
23117 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
23118 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
23119 (ASM_SPEC): Don't use %(asm_default_spec).
23120 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
23121 TARGET_DEFAULT and add MASK_68881.
23122 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
23124 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23126 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
23127 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
23128 MASK_68010 alongside MASK_68020.
23129 * doc/invoke.texi: Document -m68010.
23130 * config/m68k/m68k.opt (m68010): New.
23131 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
23133 (TUNE_68010): New macro.
23134 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
23135 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
23136 (M68K_CPU_m68332): Add MASK_68010.
23137 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
23138 fallback definition.
23139 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
23141 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
23142 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
23143 to all entries that use MASK_68020.
23144 (output_move_simode_const, output_move_himode, output_move_qimode)
23145 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23146 instead of TARGET_68020 to select clr behavior. Remove comment
23147 about there being no TARGET_68010.
23148 * config/m68k/m68k.md: Likewise throughout.
23150 2007-01-12 Julian Brown <julian@codesourcery.com>
23152 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23153 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23154 * config/m68k/m68k.md: Likewise.
23156 2007-01-12 Julian Brown <julian@codesourcery.com>
23158 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23159 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23161 2007-01-12 Julian Brown <julian@codesourcery.com>
23163 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23164 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23165 * config/m68k/m68k.md: Likewise.
23167 2007-01-12 Julian Brown <julian@codesourcery.com>
23168 Richard Sandiford <richard@codesourcery.com>
23170 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23171 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23172 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23174 (TARGET_CPU32): Rename to...
23175 (TUNE_CPU32): ...this.
23176 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23177 (TUNE_CFV2): New macros.
23178 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23179 remove conditions that are implied by TARGET_68020.
23180 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23181 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23182 (m68k_output_function_epilogue): Likewise.
23183 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23184 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23185 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23186 non-68000 timings. Refactor multiplication and division costs.
23187 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23188 TUNE_CPU32 instead of TARGET_CPU32.
23189 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23190 and TUNE_68060 instead of TARGET_68060.
23191 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23192 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23194 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23195 && !TARGET_COLDFIRE" to choose between moveq and clr.
23196 Likewise in the unnamed movsf pattern.
23197 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23198 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23201 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23203 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23204 of tabbing before backslashes.
23206 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23208 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23209 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23210 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23212 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23214 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23215 find_interesting_uses_cond.
23216 (find_interesting_uses_cond): Use extract_cond_operands.
23217 (rewrite_use_compare): Use extract_cond_operands and
23218 force_gimple_operand_bsi. Do not call update_stmt.
23219 (determine_use_iv_cost_condition): Use extract_cond_operands.
23220 Return cheaper of using original bound and changing the exit bound.
23222 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23224 PR tree-optimization/29516
23225 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23226 most_expensive_mult_to_index, addr_to_parts,
23227 create_mem_ref, maybe_fold_tmr): Make the type of
23228 fields of TARGET_MEM_REF sizetype.
23229 (move_fixed_address_to_symbol, move_pointer_to_base):
23231 * tree.def (TARGET_MEM_REF): Add comment on types of
23234 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23236 * c-common.c (vector_types_convertible_p): Treat opaque types as
23237 always convertible if they have the same size, but not otherwise.
23239 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23241 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23242 Remove the b_unconditional field.
23243 (noce_try_sign_mask): Do not look at b_unconditional.
23244 (noce_process_if_block): Do not use merge_if_blocks. Update
23245 the CFG here. Do not set b_unconditional.
23246 (cond_move_process_if_block): Likewise.
23247 (find_cond_trap): Likewise.
23248 (check_cond_move_block): Require simple jump insns at the end
23249 of the basic block.
23251 2007-01-11 Jan Hubicka <jh@suse.cz>
23253 PR tree-optimization/1046
23254 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23255 when alias info is not ready.
23256 (pass_tail_recursion): Do not require aliasing.
23257 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23258 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23259 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23260 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23261 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23262 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23263 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23265 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23266 When aliasing is not build, mark statement as volatile.
23268 2007-01-11 Tom Tromey <tromey@redhat.com>
23270 PR preprocessor/15185, PR preprocessor/20989:
23271 * doc/cppopts.texi <-MT>: Update description of algorithm for
23272 computing default target.
23273 <-M, -MD>: Reword "basename" text.
23275 2007-01-11 Roger Sayle <roger@eyesopen.com>
23277 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23278 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23279 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23280 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23281 fold_builtin_bswap, real_constp, fold_builtin_pow,
23282 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23283 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23284 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23285 * convert.c (convert_to_pointer): Likewise.
23286 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23287 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23288 const_binop, fold_convert_const_int_from_int,
23289 fold_convert_const_int_from_real,
23290 fold_convert_const_real_from_real, sign_bit_p,
23291 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23292 fold_sign_changed_comparison, fold_unary, fold_comparison,
23293 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23294 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23295 * print-tree.c (print_node_brief, print_node): Likewise.
23296 * stor-layout.c (place_field, layout_type): Likewise.
23297 * tree-chrec.c (keep_cast): Likewise.
23298 * tree.c (build_vector, build_real, build_real_from_int_cst,
23299 build_complex): Likewise.
23301 2007-01-11 Roger Sayle <roger@eyesopen.com>
23303 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23304 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23306 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23308 * configure.ac (strict1_warn): Rename to strict_warn.
23309 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23310 cc_set_by_configure, quoted_cc_set_by_configure,
23311 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23312 all_boot_languages, all_stagestuff): Remove.
23313 (target_list): Remove bootstrap targets.
23314 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23315 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23316 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23317 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23318 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23319 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23320 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23321 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23322 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23323 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23324 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23325 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23326 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23327 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23328 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23329 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23330 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23331 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23332 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23333 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23334 (mostlyclean): Adjust.
23335 (clean, distclean): Don't mention bootstrap stuff.
23336 * configure: Regenerate.
23337 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23338 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23339 treelang/config-lang.in (stagestuff): Remove.
23340 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23341 stageprofile, stagefeedback, stagestuff): Remove mention.
23343 2007-01-11 Nick Clifton <nickc@redhat.com>
23345 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23347 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23348 (mcore_arith_K_S_operand): Run the test for the S constraint not
23349 the test for the M constraint.
23350 (mcore_addsub_operand): Do not accept integer values that are
23351 larger than 32 bits.
23352 * config/mcore/mcore.md: Remove unused constraints from split.
23353 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23354 (addsi3): Likewise.
23355 (allocate_stack): Likewise.
23356 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23357 operands to 32 bits.
23358 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23360 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23361 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23362 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23363 mcore_output_bclri, mcore_output_andn, output_inline_const,
23364 mcore_output_move, mcore_output_movedouble): Likewise.
23365 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23366 (output_inline_const): Likewise.
23367 (output_inline_const): Fix format strings used in sprintf
23369 * config/mcore/mcore-protos.h: Update prototypes for changed
23370 functions in mcore.c.
23371 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23372 HOST_WIDE_INT and not int.
23373 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23374 CONST_OK_FOR_N): Likewise.
23375 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23376 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23379 2007-01-10 Jan Hubicka <jh@suse.cz>
23381 * tree-vrp.c (remove_range_assertions): Release defs.
23382 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23383 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23385 2007-01-10 Paul Brook <paul@codesourcery.com>
23387 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23388 * config/arm/arm.md (mulsi3subsi): New insn.
23390 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23392 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23393 (tree_transform_and_unroll_loop): New.
23394 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23397 2007-01-10 Robert Kennedy <jimbob@google.com>
23399 * fold-const.c (fold_comparison): Fold comparisons like (x *
23400 1000 < 0) to (x < 0).
23402 2007-01-10 Ian Lance Taylor <iant@google.com>
23404 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23405 operands have the same priority.
23407 2007-01-10 Tom Tromey <tromey@redhat.com>
23409 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23410 (fold_binary): Likewise.
23411 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23412 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23413 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23414 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23415 * langhooks.h (struct lang_hooks): Removed field
23416 'can_use_bit_fields_p'.
23418 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23420 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23422 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23424 * function.c (get_last_funcdef_no): New function.
23425 * function.h (get_last_funcdef_no): Declare.
23426 * tree-inline.c (initialize_cfun): Add initialization.
23427 (tree_function_versioning): Cleanup.
23429 2007-01-10 Jan Hubicka <jh@suse.cz>
23431 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23434 2007-01-10 Sa Liu <saliu@de.ibm.com>
23435 Ben Elliston <bje@au.ibm.com>
23437 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23438 for SAVE_NONLOCAL and Pmode for any other save level.
23439 * spu-protos.h (spu_restore_stack_block): Declare.
23440 * spu.md (save_stack_block): Remove.
23441 (restore_stack_block): Call spu_restore_stack_block.
23442 * spu.c (spu_restore_stack_block): New function.
23443 (spu_expand_epilogue): Remove old comment.
23445 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23447 PR tree-optimization/30322
23448 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23449 (cand_value_at): Return the value as aff_tree.
23450 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23451 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23452 aff_combination_mult): New functions.
23453 (aff_combination_add): Use aff_combination_add_cst.
23454 (aff_combination_convert): Allow conversions to a wider type.
23455 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23456 * tree-affine.h (aff_combination_mult): Declare.
23458 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23460 * doc/tm.texi: Update documentation to reflect reality of exec
23461 and start file search behaviours. Update copyright year.
23462 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23463 header file directories.
23465 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23467 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23468 (*cosxf2): Rename to cosxf2_i387.
23469 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23470 using X87MODEF12 mode macro. Rename patterns to
23471 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23473 (*cosdf2, *cossf2): Ditto.
23474 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23475 to match extended input operands.
23476 (sincos<mode>3): New expander.
23477 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23478 insn patterns and corresponding splitters.
23480 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23482 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23483 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23485 2007-01-09 Nicolas Pitre <nico@cam.org>
23488 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23490 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23492 * target.h (struct gcc_target): New field library_rtti_comdat.
23493 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23494 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23495 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23496 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23498 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23500 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23502 2007-01-08 Richard Guenther <rguenther@suse.de>
23504 * tree.h (force_fit_type_double): Export.
23505 (force_fit_type): Remove.
23506 * fold-const.c (force_fit_type_double): New function.
23507 (force_fit_type): Remove.
23508 (int_const_binop): Use it.
23509 (fold_convert_const_int_from_int): Likewise.
23510 (fold_convert_const_int_from_real): Likewise.
23511 (fold_div_compare): Likewise.
23512 (fold_sign_changed_comparison): Likewise.
23513 (fold_unary): Likewise.
23514 (fold_negate_const): Likewise.
23515 (fold_abs_const): Likewise.
23516 (fold_not_const): Likewise.
23517 * c-common.c (shorten_compare): Use force_fit_type_double.
23518 * convert.c (convert_to_pointer): Likewise.
23520 2007-01-08 Richard Guenther <rguenther@suse.de>
23522 * tree.h (build_int_cst_wide_type): Export.
23523 * tree.c (build_int_cst_wide_type): New function.
23524 (build_int_cst_wide): Fix comment.
23525 * builtins.c (fold_builtin_object_size): Use build_int_cst
23526 to build -1 or 0 of the correct type. Use fit_double_type
23527 to check for overflow.
23528 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23530 (decode_field_reference): Likewise.
23531 (all_ones_mask_p): Likewise.
23532 (native_interpret_int): Use build_int_cst_wide_type.
23533 (fold_binary): Use build_int_cst_type to build an all-ones
23535 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
23537 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
23539 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
23541 2007-01-09 Ben Elliston <bje@au.ibm.com>
23543 * genautomata.c (STATS_OPTION): New option.
23544 (stats_flag): New flag.
23545 (gen_automata_option): Handle it.
23546 (initiate_automaton_gen): Ditto.
23547 (write_automata): Output statistics only if stats_flag is
23548 set. Likewise, output time statistics only if time_flag is set.
23549 * doc/md.texi (Processor pipeline description): Document new flag.
23551 2007-01-08 Richard Guenther <rguenther@suse.de>
23553 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
23554 * tree.c (build_int_cst_type): Likewise.
23555 (size_in_bytes): Don't call force_fit_type on the result.
23556 (int_fits_type_p): Use fit_double_type.
23557 * fold-const.c (fit_double_type): New function.
23558 (force_fit_type): Use it.
23559 * tree.h (fit_double_type): Export.
23561 2007-01-08 Jan Hubicka <jh@suse.cz>
23563 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
23564 * ipa.c (function_and_variable_visibility): Fix return type.
23566 2007-01-08 Richard Guenther <rguenther@suse.de>
23568 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
23569 of offset to build the index.
23570 * tree-pretty-print.c (dump_generic_node): Don't build negated
23571 const just for printing.
23572 * c-pretty-print.c (pp_c_integer_constant): Likewise.
23573 * builtins.c (fold_builtin_int_roundingfn): Check if result
23574 fits the type by using force_fit_type and comparing the result.
23575 * predict.c (predict_loops): Use compare_tree_int for comparison.
23576 * tree.c (build_int_cst): Fall back to integer_type_node for
23578 (build_int_cst_wide): Assert type is non-null.
23580 2007-01-08 Roberto Costa <roberto.costa@st.com>
23582 * tree-vrp.c (extract_range_from_cond_expr): New.
23583 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
23584 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
23586 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
23587 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
23588 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
23589 used as expressions.
23590 * tree-object-size.c (cond_expr_object_size): New.
23591 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
23593 2007-01-08 Jan Hubicka <jh@suse.cz>
23595 * tree-ssa-forwprop.c (forward_propagate_into_cond,
23596 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
23599 2007-01-08 Richard Guenther <rguenther@suse.de>
23601 PR tree-optimization/23603
23602 * tree-vrp.c (set_value_range_to_truthvalue): New function.
23603 (extract_range_from_binary): Fall back to truthvalue instead of
23604 varying for TRUTH_*_EXPR.
23605 (extract_range_from_comparison): Fall back to truthvalue instead of
23607 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
23608 if all visited PHI values were constant.
23610 2007-01-08 Jan Hubicka <jh@suse.cz>
23612 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
23613 (cgraph_analyze_function): break out from ...
23614 (cgraph_finalize_compilation_unit): ... here.
23615 (cgraph_expand_function): Remove forgoten commented out line.
23616 (cgraph_optimize): Analyze functions.
23618 2007-01-08 Jan Hubicka <jh@suse.cz>
23620 * tree-pas.h (TODO_remove_function): New flag.
23621 (TODO_update*): Renumber.
23622 (pass_ipa_increase_alignment,
23623 pass_ipa_function_and_variable_visibility): New passes.
23624 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
23625 (cgraph_function_and_variable_visibility): Move to ipa.c
23626 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
23627 cgraph_increase_alignment.
23628 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
23629 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
23630 calling tree-inline.
23631 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
23632 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
23633 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
23634 (gate_increase_alignment): New function.
23635 (pass_ipa_increase_alignment): New pass.
23636 * ipa.c: Inline tree-pass.h and timevar.h
23637 (function_and_variable_visibility): Move here from cgraphunit.c
23638 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
23639 * passes.c (init_optimization_passes): Add the two new passes.
23640 (execute_todo): Handle cgraph_remove_functions.
23642 2007-01-08 Nick Clifton <nickc@redhat.com>
23644 * config/frv/predicates.md (reg_or_0_operand): Accept
23647 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
23649 * config/bfin/rtems.h, config/bfin/t-rtems: New.
23650 * config.gcc: Add bfin*-rtems*.
23652 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23654 * c.opt: Add -flax-vector-conversions.
23655 * c-typeck.c (convert_for_assignment): Pass flag to
23656 vector_types_convertible_p to allow emission of note.
23657 (digest_init): Likewise.
23658 * c-opts.c: Handle -flax-vector-conversions.
23659 * c-common.c (flag_lax_vector_conversions): New.
23660 (vector_types_convertible_p): Unless -flax-vector conversions
23661 has been passed, disallow conversions between vectors with
23662 differing numbers of subparts and/or element types. If such
23663 a conversion is disallowed, possibly emit a note on the first
23664 occasion only to inform the user of -flax-vector-conversions.
23665 The new last argument specifies this.
23666 * c-common.h (flag_lax_vector_conversions): New.
23667 (vector_types_convertible_p): Add extra argument.
23668 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
23669 char_type_node for V*QI type vectors.
23670 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
23671 Update to satisfy new typechecking rules.
23672 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
23673 C and C++ variants.
23674 * doc/invoke.texi (C Dialect Options): Document
23675 -flax-vector-conversions.
23677 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23679 PR tree-optimization/29877
23680 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
23681 a register variable on the RHS to not be replaceable.
23683 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
23684 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
23685 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
23686 const_simm15, const_pow2, const_npow2): Added.
23687 * config/score/misc.md (insv, extv, extzv, movmemsi,
23688 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
23689 * config/score/score.c (score_address_cost, score_select_cc_mode):
23691 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
23692 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
23693 Update score_print_operand.
23694 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
23695 Adjust register allocate order and update some macro define.
23696 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
23697 mdx_block_move_straight, mdx_block_move_loop_head,
23698 mdx_block_move_loop_body, mdx_block_move_loop_foot,
23699 mdx_block_move_loop, mdx_block_move): Added.
23700 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
23701 mdp_limm): Updated and fix some bug and typo.
23702 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
23703 (movsf, movdf, doloop_end): Added.
23705 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
23707 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
23708 config/arm/thumb2.md: Fix comment typos.
23709 * doc/extend.texi: Fix a typo.
23711 2007-01-07 Eric Christopher <echristo@apple.com>
23713 * configure.ac: Check for __stack_chk_fail for darwin.
23714 * configure: Regenerate.
23716 2007-01-07 Richard Guenther <rguenther@suse.de>
23718 * tree-vrp.c (extract_range_from_assert): CSE calls to
23719 compare_values where possible.
23720 (extract_range_from_unary_expr): Likewise.
23722 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23724 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23725 * config/avr/avr.c (call_insn_operand): Delete function.
23726 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23727 instead of register number. Use predicates.
23728 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23729 call_insn_operand): Add.
23731 2007-01-06 Jan Hubicka <jh@suse.cz>
23733 * tree-pass.h (pass_build_cgraph_edges): Declare.
23734 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23735 (visited_nodes): Remove.
23736 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23737 build_cgrpah_edges; make visited_nodes local.
23738 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23739 (record_references_in_initializer): Move to cgraphbuild.c
23740 (initialize_inline_failed, rebuild_cgraph_edges,
23741 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23742 (verify_cgraph_node): Make visited_nodes local.
23743 (cgraph_analyze_function): Do not call cgraph_create_edges and
23744 initialize_inline_failed.
23745 (cgraph_expand_function): Do not call cgraph_lower_function;
23746 assert that function is already lowered.
23747 * Makefile.in (cgraphbuild.o): New.
23748 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23749 at the end of lowering passes.
23751 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23753 * ifcvt.c (cond_move_convert_if_block): New function, code
23754 factored out from...
23755 (cond_move_process_if_block): ...here. Call the new function
23756 on the THEN and ELSE blocks.
23757 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23758 already takes care of this.
23760 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23763 * tree.h (TREE_OVERFLOW_P): New.
23764 * c-typeck.c (parser_build_unary_op): Warn only if result
23765 overflowed and operands did not.
23766 (parser_build_binary_op): Likewise.
23767 (convert_for_assignment): Remove redundant overflow_warning.
23768 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23770 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23772 * c-typeck.c (store_init_value): Split over two lines to follow
23773 the GNU coding style.
23775 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23777 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23778 __GXX_EXPERIMENTAL_CXX0X__.
23779 * doc/cpp.texi: Same.
23781 2007-01-05 Richard Guenther <rguenther@suse.de>
23783 PR middle-end/27826
23784 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23785 with mismatched types. Instead explicitly build a
23786 conversion NOP_EXPR.
23788 2007-01-05 Ian Lance Taylor <iant@google.com>
23790 * c-common.c (decl_with_nonnull_addr_p): New function.
23791 (c_common_truthvalue_conversion): Call it.
23792 * c-typeck.c (build_binary_op): Likewise.
23793 * c-common.h (decl_with_nonnull_addr_p): Declare.
23795 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23798 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23801 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23803 * doc/install.texi (Final install): Document the fact that
23804 the GNAT runtime should not be stripped.
23806 2007-01-04 Jan Hubicka <jh@suse.cz>
23808 * tree-inline.c (fold_marked_statements): Update operand caches
23809 and EH after folding
23811 2007-01-04 Ian Lance Taylor <iant@google.com>
23813 * c-common.c (check_function_nonnull): Whitespace fix.
23815 2007-01-04 Jan Hubicka <jh@suse.cz>
23817 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23818 comitted older version of patch.
23819 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23820 function, celanup cfg and collect garbage.
23822 2007-01-04 Mike Stump <mrs@apple.com>
23824 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23827 2007-01-04 Eric Christopher <echristo@apple.com>
23829 * libgcc2.c (__bswapsi2): Use SItype.
23830 (__bswapdi2): Use DItype.
23831 * libgcc2.h: Update for above.
23833 2007-01-04 Paul Brook <paul@codesourcery.com>
23835 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23836 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23837 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23838 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23839 umulsi3_highpart): Make conditional on !arm_arch6.
23840 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23841 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23842 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23843 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23844 umulsi3_highpart_v6): New insns.
23846 2007-01-04 Roger Sayle <roger@eyesopen.com>
23848 * fold-const.c (fold_convert): When casting an expression to void,
23849 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23850 have a type. Instead of attempting to build a NOP_EXPR, return
23851 these "special" trees directly.
23853 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23855 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23856 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23857 rs6000_cost->fp not 0 as adjustment for outer NEG.
23859 2007-01-04 Jan Hubicka <jh@suse.cz>
23861 * cgraph.c (cgraph_release_function_body): New function.
23862 (cgraph_remove_node): Use it.
23863 * cgraph.h (cgraph_release_function_body): Declare.
23864 * cgraphunit.c (cgraph_expand_function): Use it.
23865 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23866 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23867 is initialized and while compilation of other function is running.
23868 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23869 statement CFG annotations from here to ...
23870 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23872 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23874 * cfgloop.h (enum li_flags): Make the constants powers of two.
23876 2007-01-04 Jan Hubicka <jh@suse.cz>
23878 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23880 (fold_marked_statements): New function.
23881 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23882 * tree-inline.h (copy_body_data): Add statements_to_fold.
23884 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23886 * config.gcc: Mention libgcc/config.host.
23887 * Makefile.in: Update comments mentioning libgcc.
23888 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23889 (all.cross, start.encap, rest.encap, rest.cross): Update
23890 dependencies for libgcc move.
23891 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23892 (clean-target, clean-target-libgcc): Delete.
23893 (srcdirify, GCC_EXTRA_PARTS): New macros.
23894 (libgcc-support, libgcc.mvars): New rules.
23895 (distclean): Remove mention of mklibgcc.
23896 (install): Don't reference INSTALL_LIBGCC.
23897 (install-common): Don't reference EXTRA_PARTS.
23898 (install-libgcc, install-multilib): Delete rules.
23899 * mklibgcc.in: Delete file.
23900 * doc/configfiles.texi: Don't mention mklibgcc.
23902 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23903 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23904 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23905 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23906 (mklibgcc, ldblspecs): Likewise.
23908 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23909 (posixpre.def): Use $(T).
23910 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23911 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23912 (SHLIB_LINK): Make dummy.
23913 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23915 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23917 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23918 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23919 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23920 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23922 * configure.ac (all_outputs): Remove mklibgcc.
23923 * configure: Regenerated.
23925 2007-01-03 Josh Conner <jconner@apple.com>
23927 PR middle-end/29683
23928 * calls.c (compute_argument_addresses): Set stack and stack_slot
23929 for partial args, too.
23930 (store_one_arg): Use locate.size.constant for the size when
23931 generating a save_area.
23933 2007-01-03 Robert Kennedy <jimbob@google.com>
23935 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23936 whose definitions are deleted due to basic block merging.
23938 2007-01-03 Paul Brook <paul@codesourcery.com>
23941 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23943 (use_return_insn): Return 0 for Thumb interrupt functions.
23944 (print_multi_reg): Add rfe argument for IRQ returns.
23945 (arm_output_epilogue): Pop interrupt return address directly into PC.
23946 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23948 2007-01-03 Paul Brook <paul@codesourcery.com>
23950 Merge from sourcerygxx-4_1.
23951 * config/arm/thumb2.md: New file.
23952 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23954 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23955 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23956 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23957 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23959 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23960 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23962 * config/arm/ieee754-sf.S: Ditto.
23963 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23964 (thumb1_base_register_rtx_p): ... to this.
23965 (thumb_index_register_rtx_p): Rename...
23966 (thumb1_index_register_rtx_p): ... to this.
23967 (thumb_output_function_prologue): Rename...
23968 (thumb1_output_function_prologue): ... to this.
23969 (thumb_legitimate_address_p): Rename...
23970 (thumb1_legitimate_address_p): ... to this.
23971 (thumb_rtx_costs): Rename...
23972 (thumb1_rtx_costs): ... to this.
23973 (thumb_compute_save_reg_mask): Rename...
23974 (thumb1_compute_save_reg_mask): ... to this.
23975 (thumb_final_prescan_insn): Rename...
23976 (thumb1_final_prescan_insn): ... to this.
23977 (thumb_expand_epilogue): Rename...
23978 (thumb1_expand_epilogue): ... to this.
23979 (arm_unwind_emit_stm): Rename...
23980 (arm_unwind_emit_sequence): ... to this.
23981 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23982 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23983 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23984 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23985 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23986 thumb2_output_casesi): New functions.
23987 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23988 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23989 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23990 THUMB2_WORK_REGS): Define.
23991 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23992 arm_condexec_mask, arm_condexec_masklen)): New variables.
23993 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23994 (arm_override_options): Check new CPU capabilities.
23995 Set new architecture flag variables.
23996 (arm_isr_value): Handle v7m interrupt functions.
23997 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23999 (const_ok_for_arm): Handle Thumb-2 constants.
24000 (arm_gen_constant): Ditto. Use movw when available.
24001 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24003 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24004 (thumb_find_work_register, arm_load_pic_register,
24005 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24006 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24007 print_multi_reg, output_mov_long_double_fpa_from_arm,
24008 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24009 output_mov_double_fpa_from_arm, output_move_double,
24010 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24011 output_return_instruction, arm_output_function_prologue,
24012 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24013 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24014 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24015 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24016 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24017 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24019 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24020 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24021 (arm_file_start): Output directive for unified syntax.
24022 (arm_unwind_emit_set): Handle stack alignment instruction.
24023 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24024 Add v6t2, v7, v7a, v7r and v7m.
24025 (RETLDM): Add Thumb-2 code.
24026 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24027 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24028 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24029 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24030 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24031 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24032 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24033 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24034 ADJUST_INSN_LENGTH): Define.
24035 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24036 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24037 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24038 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24039 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24040 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24041 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24042 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24043 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24044 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24045 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24046 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24047 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24048 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24049 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24050 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24051 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24053 * config/arm/arm-tune.md: Regenerate.
24054 * config/arm/arm-protos.h: Update prototypes.
24055 * config/arm/vfp.md: Enable patterns for Thumb-2.
24056 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24057 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24058 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24059 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24060 * config/arm/libunwind.S: Add Thumb-2 code.
24061 * config/arm/constraints.md: Update include Thumb-2.
24062 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24063 * config/arm/ieee754-df.S: Ditto.
24064 * config/arm/bpabi.S: Ditto.
24065 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24066 * config/arm/predicates.md (low_register_operand,
24067 low_reg_or_int_operand, thumb_16bit_operator): New.
24068 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24069 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24070 * config/arm/t-arm-elf: Add armv7 multilib.
24071 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24073 (UNSPEC_STACK_ALIGN, ce_count): New.
24074 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24075 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24077 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24078 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24079 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24080 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24081 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24082 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24084 * doc/extend.texi: Document ARMv7-M interrupt functions.
24085 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24087 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24089 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24090 (struct _Unwind_Context): Rename args_size to flags, remove
24091 signal_frame field, add a new args_size field and version field.
24092 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24093 _Unwind_IsExtendedContext): New inline functions.
24094 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24095 Assume by_value array is only present if _Unwind_IsExtendedContext.
24096 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24097 _Unwind_IsSignalFrame.
24098 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24099 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24100 (uw_init_context_1): Initialize context->flags to
24101 EXTENDED_CONTEXT_BIT.
24102 * config/rs6000/linux-unwind.h (frob_update_context): Use
24103 _Unwind_SetSignalFrame.
24105 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24107 PR middle-end/30353
24108 * gimplify.c (gimplify_modify_expr_complex_part): Move below
24109 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
24112 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
24114 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
24115 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
24116 RET, AT_SP): Remove.
24117 * config/i386/i386.md (*sse_prologue_save_insn): Use return
24120 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24121 * cfgbuild.c (find_basic_blocks): Likewise.
24122 * cfgrtl.c (rtl_create_basic_block): Likewise.
24123 * function.c (temp_slots_at_level): Likewise.
24124 * reg-stack.c (stack_regs_mentioned): Likewise.
24125 * regclass.c (allocate_reg_info): Likewise.
24126 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24127 set_bb_for_stmt, move_block_to_fn): Likewise.
24128 * tree-complex.c (tree_lower_complex): Likewise.
24129 * vec.h (VEC_safe_grow_cleared): New.
24131 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
24133 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
24135 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
24136 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
24138 * cfgloopmanip.c (scale_loop_frequencies): Export.
24139 (loopify): Scale the frequencies by prescribed coefficients.
24140 (set_zero_probability): New function.
24141 (duplicate_loop_to_header_edge): Improve updating of frequencies.
24142 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
24143 and frequencies according to arguments.
24144 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
24146 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
24147 * modulo-sched.c (sms_schedule): Set probabilities for entering
24148 versioned loop correctly.
24149 * tree-vect-transform.c (vect_transform_loop): Ditto.
24150 * cfgloop.h (loopify, loop_version): Declaration changed.
24151 (scale_loop_frequencies): Declared.
24153 2007-01-02 Jan Hubicka <jh@suse.cz>
24155 * cgraph.c: Include tree-flow.h
24156 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24157 early_local_passes.
24158 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24159 * tree-pass.h (pass_all_early_optimizations): Declare.
24160 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24161 early_local_passes.
24162 (cgraph_analyze_function): Do early_local_passes.
24163 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24164 Do not add referenced vars.
24165 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24167 (gate_all_early_local_passes): New gate.
24168 (pass_early_local_passes): Use new gate.
24169 (execute_early_local_optimizations): New functions.
24170 (gate_all_early_optimizations): New gate.
24171 (pass_all_early_optimizations): New pass.
24172 (execute_free_datastructures): Free SSA only when initialized.
24173 (gate_init_datastructures): Init only when optimizing.
24174 (tree_lowering_passes): Do early local passes when called late.
24175 * tree-profile.c (do_tree_profiling): Don't profile functions added
24177 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24178 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24180 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24181 during early_local_passes.
24182 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24185 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24187 * Makefile.in: Update copyright year.
24189 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24191 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24192 in $(lang_checks) and check-consistency targets.
24194 2007-01-02 Jan Hubicka <jh@suse.cz>
24196 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24197 Do not add referenced vars.
24198 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24200 * passes.c (init_optimization_passes): Put mudflap_2 after
24201 free_datastructures.
24203 2007-01-02 Jan Hubicka <jh@suse.cz>
24205 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24206 Set NOTHROW flag on call statements proved to be nothrow.
24207 Update statement of local calls so new pure/const functions are
24208 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24210 (tree_rest_of_compilation): Register hooks and initialize bitmap
24211 early. Do not set after_inlining flag.
24213 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24215 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24216 HOST_BITS_PER_LONGLONG
24218 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24221 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24222 warning for non-static initializers.
24224 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24226 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24227 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24228 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24229 Always use set_unique_reg_note to add REG_EQUAL notes.
24231 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24234 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24236 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24237 * cfgbuild.c (find_basic_blocks): Likewise.
24238 * cfgrtl.c (rtl_create_basic_block): Likewise.
24239 * function.c (temp_slots_at_level): Likewise.
24240 * reg-stack.c (stack_regs_mentioned): Likewise.
24241 * regclass.c (allocate_reg_info): Likewise.
24242 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24243 set_bb_for_stmt, move_block_to_fn): Likewise.
24244 * tree-complex.c (tree_lower_complex): Likewise.
24245 * vec.h (VEC_safe_grow_cleared): New.
24247 2007-01-02 Ian Lance Taylor <iant@google.com>
24249 * c-common.c (c_common_truthvalue_conversion): When warning about
24250 using an assignment as a truth value, set TREE_NO_WARNING.
24252 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24255 * c.opt (Wold-style-declaration): New.
24256 * doc/invoke.texi (C-only Warning Options): New.
24257 (Wold-style-declaration): Document it.
24258 (Wextra): Enabled by -Wextra.
24259 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24260 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24261 -Wold-style-declaration.
24263 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24265 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24266 * cfgbuild.c (find_basic_blocks): Likewise.
24267 * cfgrtl.c (rtl_create_basic_block): Likewise.
24268 * function.c (temp_slots_at_level): Likewise.
24269 * reg-stack.c (stack_regs_mentioned): Likewise.
24270 * regclass.c (allocate_reg_info): Likewise.
24271 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24272 set_bb_for_stmt, move_block_to_fn): Likewise.
24273 * tree-complex.c (tree_lower_complex): Likewise.
24274 * vec.h (VEC_safe_grow_cleared): New.
24276 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24278 * c-common.c (c_common_nodes_and_builtins): Since variants of
24279 void_type_node get built before it is given a name, we need to
24280 give those variants the name, too.
24281 (complete_array_type): We need to work with the canonical main
24282 type of the array, from which we will build the qualified version.
24283 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24284 * print-tree.c (print_node): Display canonical type information
24286 * stor-layout.c (layout_type): When we don't know the
24287 alignment of a type for which we're building an array, we end up
24288 guessing wrong, so make the type require structural equality.
24289 * tree.c (make_node_stat): When we build a new type, it is its
24290 own canonical type.
24291 (build_type_attribute_qual_variant): When building an attribute
24292 variant, its canonical type is the non-attribute variant. However,
24293 if the attributes are target-dependent and they differ, we need to
24294 use structural equality checks for this type.
24295 (build_qualified_type): A qualified type is not equivalent to its
24296 unqualified variant; set the canonical type appropriately.
24297 (build_distinct_type_copy): When building a distinct type from
24298 another type, the new type is its own canonical type.
24299 (build_variant_type_copy): When building a new type variant, we
24300 assume that it is equivalent to the original type.
24301 (build_pointer_type_for_mode): When building a pointer type, also
24302 build a canonical type pointer.
24303 (build_reference_type_for_mode): When building a reference type,
24304 also build a canonical type reference.
24305 (build_index_type): When we can't hash an index type (e.g.,
24306 because its maximum value is negative), the index type requires
24307 structural equality tests.
24308 (build_array_type): Build the canonical form of an array type.
24309 (build_function_type): Function types require structural equality,
24310 because they contain default arguments, attributes, etc.
24311 (build_method_type_directly): Ditto for method types.
24312 (build_offset_type): Build the canonical offset type.
24313 (build_complex_type): Build the canonical vector type.
24314 (make_vector_type): Build the canonical vector type.
24315 * tree.h (TYPE_CANONICAL): New.
24316 (TYPE_STRUCTURAL_EQUALITY_P): New.
24317 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24318 (struct tree_type): Added "canonical" field.
24319 * params.h (VERIFY_CANONICAL_TYPES): New.
24320 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24321 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24322 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24323 * doc/invoke.texi (verify-canonical-types): Document --param
24324 parameter for verifying canonical types.
24326 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24328 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24329 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24330 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24331 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24333 * config/rs6000/e500.h: New.
24334 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24335 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24337 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24338 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24339 TARGET_E500_DOUBLE): Remove.
24340 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24341 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24342 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24343 * config/rs6000/rs6000.c (rs6000_override_options): Use
24344 CHECK_E500_OPTIONS.
24346 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24348 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24349 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24350 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24351 rs6000_emit_cmove): Don't check TARGET_E500.
24352 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24353 sordered): Don't check TARGET_E500.
24355 2007-01-01 Eric Christopher <echristo@apple.com>
24357 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24358 HARD_REGISTER_NUM_P.
24360 2007-01-01 Roger Sayle <roger@eyesopen.com>
24362 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24363 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24364 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24367 2007-01-01 Mike Stump <mrs@apple.com>
24369 * configure.ac: Remove support for building with Apple's gcc-3.1.
24371 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24373 PR middle-end/30311
24374 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24375 REG is a hard register. Do not modify REG before calling
24377 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24378 multiple of the size of YMODE for certain lowpart cases.
24380 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24382 PR middle-end/30253
24383 * gimplify (voidify_wrapper_expr): Update for
24384 GIMPLE_MODIFY_STMT.
24386 2007-01-01 Andreas Schwab <schwab@suse.de>
24389 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24390 save of BR0 in extra_spill_size instead of spill_size.
24391 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24393 (ia64_expand_epilogue): Restore BR0 from its new location.
24395 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24397 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24398 Use a temporary variable if the left hand side is not a gimple
24401 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24403 * gimplify.c (gimplify_return_expr): Make the temporary variable
24404 for the return expression, a gimple register variable.
24406 2007-01-01 Jan Hubicka <jh@suse.cz>
24408 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24411 2007-01-01 Mike Stump <mrs@apple.com>
24413 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24415 * config/darwin.c (machopic_select_rtx_section): Use
24416 HAVE_GAS_LITERAL16.
24417 (darwin_mergeable_constant_section): Likewise.
24418 * configure: Regenerate.
24419 * config.in: Regenerate.
24421 2007-01-01 Jan Hubicka <jh@suse.cz>
24422 Andrew Pinski <pinskia@gmail.com>
24424 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24425 before starting IPA passes.