1 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * c-common.c (fname_as_string, c_type_hash): Constify.
4 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5 * cgraph.c (edge_hash, edge_eq): Likewise.
6 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
7 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8 reg_attrs_htab_eq): Likewise.
9 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
11 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
12 const_decl_t, const_state_t, const_automata_list_el_t): New.
13 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
14 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
15 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
16 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
17 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
18 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
19 compare_max_occ_cycle_nums, out_state_arcs_num,
20 compare_transition_els_num, units_cmp, state_reservs_cmp):
22 * genmodes.c (cmp_modes): Likewise.
23 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
24 * gimplify.c (compare_case_labels): Likewise.
25 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
26 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
27 * matrix-reorg.c (mtt_info_hash): Likewise.
28 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
29 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
30 (htab_hash_bucket, htab_hash_elem): Constify.
31 * tree-browser.c (TB_parent_eq): Likewise.
32 * tree-scalar-evolution.c (hash_scev_info): Likewise.
33 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
34 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
35 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
37 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
38 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
39 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
40 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
41 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
43 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
44 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
45 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
46 * tree-ssa-threadupdate.c (redirection_data_hash,
47 redirection_data_eq): Likewise.
48 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
49 * tree-ssa.c (var_ann_eq): Likewise.
50 * tree-vrp.c (compare_case_labels): Likewise.
51 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
52 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
53 tree_not_check_failed, tree_class_check_failed,
54 tree_range_check_failed, tree_not_class_check_failed,
55 omp_clause_check_failed, omp_clause_range_check_failed,
56 tree_contains_struct_check_failed, tree_operand_check_failed):
58 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
59 tree_not_check_failed, tree_class_check_failed,
60 tree_range_check_failed, tree_not_class_check_failed,
61 tree_operand_check_failed, omp_clause_operand_check_failed,
62 tree_operand_length): Likewise.
63 * var-tracking.c (const_variable): New.
64 (variable_htab_hash, variable_htab_eq): Constify.
65 * varasm.c (const_desc_hash): Likewise.
67 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
69 * expr.c (handled_component_p): Constify.
70 * fold-const.c (fit_double_type): Likewise.
71 * real.h (real_value_from_int_cst): Likewise.
72 * tree-flow-inline.h (gimple_in_ssa_p,
73 gimple_aliases_computed_p, gimple_addressable_vars,
74 gimple_call_clobbered_vars, gimple_referenced_vars,
75 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
76 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
77 may_aliases, end_readonly_imm_use_p, has_zero_uses,
78 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
79 is_label_stmt, is_global_var, phi_ssa_name_p,
80 factoring_name_p, is_call_clobbered, tree_common_ann,
81 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
82 unmodifiable_var_p, array_ref_contains_indirect_ref,
83 ref_contains_array_ref, lookup_subvars_for_var,
84 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
85 gimple_mem_ref_stats): Likewise.
86 * tree-flow.h (tree_common_ann, var_ann, function_ann,
87 may_aliases, is_exec_stmt, is_label_stmt,
88 ref_contains_array_ref, array_ref_contains_indirect_ref,
89 var_can_have_subvars, overlap_subvar, is_call_clobbered,
90 unmodifiable_var_p): Likewise.
91 * tree-gimple.c (is_gimple_min_invariant): Likewise.
92 * tree-gimple.h (is_gimple_min_invariant): Likewise.
93 * tree.c (type_hash_list, attribute_hash_list, tree_size,
94 cst_and_fits_in_hwi, real_value_from_int_cst,
95 build_real_from_int_cst, integer_zerop, integer_onep,
96 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
97 tree_floor_log2, real_zerop, real_onep, real_twop,
98 real_minus_onep, really_constant_p, purpose_member, chain_member,
99 list_length, fields_length, int_size_in_bytes, bit_position,
100 int_bit_position, byte_position, int_byte_position, expr_align,
101 array_type_nelts, tree_node_structure,
102 type_contains_placeholder_1, iterative_hash_pointer,
103 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
104 tree_map_base_eq, type_hash_list, type_hash_eq,
105 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
106 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
107 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
108 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
109 int_fits_type_p, get_containing_scope, decl_function_context,
110 decl_type_context, omp_clause_operand_check_failed,
111 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
112 * tree.h (omp_clause_operand_check_failed, tree_size,
113 build_real_from_int_cst, array_type_nelts, purpose_member,
114 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
115 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
116 is_attribute_p, check_qualified_type, expr_align,
117 int_size_in_bytes, bit_position, int_bit_position, byte_position,
118 int_byte_position, list_length, fields_length, initializer_zerop,
119 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
120 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
121 tree_node_structure, handled_component_p, get_containing_scope,
122 decl_function_context, decl_type_context, real_zerop,
123 type_num_arguments, fit_double_type, really_constant_p,
124 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
125 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
126 real_twop, real_minus_onep, int_cst_value): Likewise.
128 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
130 * cfglayout.c (insn_scope, insn_line): Constify.
131 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
132 const_double_htab_hash, const_double_htab_eq,
133 mem_attrs_htab_hash): Likewise.
134 * loop-iv.c (biv_eq): Likewise.
135 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
136 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
137 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
139 * rtl-error.c (location_for_asm, diagnostic_for_asm,
140 error_for_asm, warning_for_asm, _fatal_insn,
141 _fatal_insn_not_found): Likewise.
142 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
143 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
144 rtl_check_failed_type2, rtl_check_failed_code1,
145 rtl_check_failed_code2, rtl_check_failed_code_mode,
146 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
147 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
148 rtl_check_failed_type2, rtl_check_failed_code1,
149 rtl_check_failed_code2, rtl_check_failed_code_mode,
150 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
151 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
152 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
153 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
154 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
155 rtx_unstable_p, get_integer_term, get_related_value,
156 offset_within_block_p, reg_mentioned_p, count_occurrences,
157 reg_referenced_p, reg_used_between_p, no_labels_between_p,
158 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
159 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
160 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
161 find_constant_src, find_reg_fusage, find_regno_fusage,
162 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
163 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
164 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
165 computed_jump_p, auto_inc_p, in_expr_list_p,
166 remove_node_from_expr_list, loc_mentioned_in_p,
167 label_is_jump_target_p, reversed_comparison_code_parts,
168 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
169 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
170 print_inline_rtx): Likewise.
171 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
172 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
173 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
174 get_integer_term, get_related_value, offset_within_block_p,
175 count_occurrences, reg_mentioned_p, no_labels_between_p,
176 reg_used_between_p, reg_referenced_p, single_set_2,
177 multiple_sets, set_noop_p, refers_to_regno_p,
178 reg_overlap_mentioned_p, dead_or_set_p,
179 covers_regno_no_parallel_p, covers_regno_p,
180 dead_or_set_regno_p, find_reg_note, find_regno_note,
181 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
182 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
183 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
184 side_effects_p, may_trap_p_1, may_trap_p,
185 may_trap_after_code_motion_p, may_trap_or_fault_p,
186 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
187 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
188 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
189 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
190 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
192 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
193 warning_for_asm): Likewise.
194 * tree.h (print_rtl): Likewise.
195 * varasm.c (get_pool_mode): Likewise.
197 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
199 * c-lex.c (c_lex_with_flags, lex_string): Constify.
200 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
201 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
202 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
203 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
204 * ddg.c (compare_sccs): Likewise.
205 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
206 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
207 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
208 decimal_do_fix_trunc, decimal_real_to_integer,
209 decimal_real_to_integer2, decimal_real_maxval): Likewise.
210 * dse.c (const_group_info_t): New.
211 (invariant_group_base_eq, invariant_group_base_hash): Constify.
212 * dwarf2out.c (const_dw_die_ref): New.
213 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
214 * tree-browser.c (TB_parent_eq): Likewise.
215 * unwind-dw2-fde.c (__register_frame_info_bases,
216 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
217 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
219 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
220 * unwind-dw2.c (uw_frame_state_for): Likewise.
221 * value-prof.c (histogram_hash, histogram_eq): Likewise.
222 * value-prof.h (const_histogram_value): New.
224 2007-07-25 Richard Sandiford <richard@codesourcery.com>
226 * config/mips/mips.c (machine_function): Add
227 initialized_mips16_gp_pseudo_p.
228 (mips16_gp_pseudo_reg): Do not emit the initialization of
229 mips16_gp_pseudo_rtx when being called from the gimple cost-
230 calculation routines; emit it on the first use outside those
233 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
235 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
238 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
239 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
240 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
241 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
242 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
243 Preserve const-ness of parameters through use of __typeof(),
244 also constify and tidy.
246 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
247 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
248 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
249 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
250 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
251 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
252 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
253 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
254 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
256 2007-07-25 Julian Brown <julian@codesourcery.com>
257 Mark Shinwell <shinwell@codesourcery.com>
259 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
260 (alpha_mangle_type): This.
261 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
262 (TARGET_MANGLE_TYPE): Define this instead.
263 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
264 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
265 (arm_init_neon_builtins): Fix comment.
266 (arm_mangle_map_entry): New.
267 (arm_mangle_map): New.
268 (arm_mangle_type): New.
269 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
270 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
271 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
272 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
273 (TARGET_MANGLE_TYPE): Define this instead.
274 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
275 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
276 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
277 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
278 (TARGET_MANGLE_TYPE): Define this instead.
279 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
281 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
282 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
283 (TARGET_MANGLE_TYPE): Define this instead.
284 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
285 (s390_mangle_type): This.
286 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
287 (TARGET_MANGLE_TYPE): Define this instead.
288 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
289 (sparc_mangle_type): This.
290 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
291 (TARGET_MANGLE_TYPE): Define this instead.
292 * cp/mangle.c (write_type): Call mangle_type target hook on all
293 types before mangling. Use original type, not main variant, as
295 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
296 (TARGET_MANGLE_TYPE): This.
297 * target.h (gcc_target): Rename mangle_fundamental_type to
299 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
300 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
302 2007-07-25 Julian Brown <julian@codesourcery.com>
303 Paul Brook <paul@codesourcery.com>
304 Joseph Myers <joseph@codesourcery.com>
305 Mark Shinwell <shinwell@codesourcery.com>
307 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
308 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
309 (with_fpu): Allow --with-fpu=neon.
310 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
311 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
312 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
313 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
314 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
315 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
316 (neon_emit_pair_result_insn, neon_disambiguate_copy)
317 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
318 (output_move_neon): Add prototypes.
319 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
320 (all_fpus): Add FPUTYPE_NEON.
321 (fp_model_for_fpu): Add NEON field.
322 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
323 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
325 (arm_legitimate_address_p): Don't support fancy addressing for NEON
327 (thumb2_legitimate_address_p): Likewise.
328 (neon_valid_immediate): Recognize and prepare constants suitable for
330 (neon_immediate_valid_for_move): New function. Recognize and prepare
331 immediates for NEON move instructions.
332 (neon_immediate_valid_for_logic): New function. Recognize and
333 prepare immediates for NEON logic instructions.
334 (neon_output_logic_immediate): New function. Create asm string
335 suitable for outputting immediate logic instructions.
336 (neon_pairwise_reduce): New function. Implement reduction using
338 (neon_expand_vector_init): New function. Expand a (possibly
339 non-constant) vector initialization.
340 (neon_vector_mem_operand): New function. Memory operands supported
341 for quad-word loads/stores to/from ARM or NEON registers. Don't
342 allow base+offset addressing for core regs.
343 (neon_struct_mem_operand): New function. Valid mems for NEON
345 (coproc_secondary_reload_class): Enable NEON registers to be loaded
346 from neon_vector_mem_operand addresses without a secondary register.
347 (add_minipool_forward_ref): Handle >8-byte minipool entries.
348 (add_minipool_backward_ref): Likewise.
349 (dump_minipool): Likewise.
350 (push_minipool_fix): Likewise.
351 (output_move_quad): New function. Output quad-word moves, loads and
352 stores using ARM registers.
353 (output_move_vfp): Add support for vectors in VFP (NEON) D
355 (output_move_neon): Output a NEON load/store to/from a quadword
357 (arm_print_operand): Implement new codes:
358 - 'c' for unadorned integers (without a # sign).
359 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
361 - 'e', 'f' for the low and high D parts of a NEON Q register.
362 - 'q' outputs a NEON Q register.
363 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
364 - 'T' prints NEON opcode features from a coded bitmask.
365 - 'F' is similar to T, but signed/unsigned codes both print as
367 - 't' is similar to T, but 'u' is printed instead of 'p'.
368 - 'O' prints 'r' if NEON instruction should perform rounding (as
369 specified by bitmask), else prints nothing.
370 - '#' is a punctuation character to stop operand numbers from
371 running together with following digits in the assembler
372 strings for instructions (when using mode attributes).
373 (arm_assemble_integer): Handle extra NEON vector modes. Permute
374 constant vectors in big-endian mode, where necessary.
375 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
376 Handle EI, OI, CI, XI modes.
377 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
378 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
379 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
380 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
381 (neon_builtin_type_bits): Add enumeration, one bit for each vector
383 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
384 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
385 to turn v8qi, etc. into bits defined above.
386 (neon_itype): New enumeration. Classifications of NEON builtins.
387 (neon_builtin_datum): Define struct. Contains information about
388 a single builtin (with multiple modes).
389 (CF): Define helper macro for...
390 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
392 (neon_builtin_data): New array. Define information about builtins
393 for use during initialization/expansion.
394 (arm_init_neon_builtins): New function.
395 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
397 (neon_builtin_compare): New function.
398 (locate_neon_builtin_icode): New function. Find an insn code for a
399 builtin given a function code for that builtin. Also return type of
400 builtin (NEON_BINOP, NEON_UNOP etc.).
401 (builtin_arg): New enumeration. Types of arguments for builtins.
402 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
403 Takes a variable argument list of builtin_arg types, terminated by
405 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
406 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
407 (neon_emit_pair_result_insn): New function. Support returning pairs
408 of vectors via a pointer.
409 (neon_disambiguate_copy): New function. Set up operands for a
410 multi-word copy such that registers do not get clobbered.
411 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
412 ARM_BUILTIN_NEON_BASE.
413 (arm_file_start): Set float-abi attribute for NEON.
414 (arm_vector_mode_supported_p): Enable NEON vector modes.
415 (arm_mangle_map_entry): New.
416 (arm_mangle_map): New.
417 (arm_mangle_vector_type): New.
418 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
420 (TARGET_NEON): New macro. Target supports NEON.
421 (fputype): Add FPUTYPE_NEON.
422 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
423 for vectorization based on command-line arg.
424 (NEON_REGNO_OK_FOR_NREGS): Define.
425 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
426 (VALID_NEON_STRUCT_MODE): Define.
427 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
428 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
429 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
430 (consttable_16): Add pattern for outputting 16-byte minipool
432 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
434 (vec-common.md, neon.md): Include md files.
435 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
436 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
437 (memory_constraint "Ut", "Un", "Us"): Define.
438 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
439 (MMX_char): New mode attribute.
440 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
441 (*add<mode>3_iwmmxt): New insn pattern.
442 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
443 (*sub<mode>3_iwmmxt): New insn pattern.
444 (mulv4hi3): Rename to...
445 (*mulv4hi3_iwmmxt): This.
446 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
447 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
448 (uminv4hi3, uminv2si3): Remove. Replace with...
449 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
450 (*umin<mode>3_iwmmxt): These.
451 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
452 (ashr<mode>3_iwmmxt): This new pattern.
453 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
454 (lshr<mode>3_iwmmxt): This new pattern.
455 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
456 (ashl<mode>3_iwmmxt): This new pattern.
457 * config/arm/neon-docgen.ml: New file. Generate documentation for
459 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
460 * config/arm/arm_neon.h: New (autogenerated).
461 * config/arm/neon-testgen.ml: New file. Generate NEON tests
463 * config/arm/neon.md: New file. Define NEON instructions.
464 * config/arm/neon.ml: New file. Abstract description of NEON
465 instructions, used to generate arm_neon.h header, documentation and
467 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
468 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
470 * doc/extend.texi (ARM Built-in Functions): Rename and remove
472 (ARM NEON Intrinsics): New subsection.
473 * doc/arm-neon-intrinsics.texi: New (autogenerated).
475 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
477 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
480 2007-07-24 Jan Hubicka <jh@suse.cz>
482 * regclass.c (move_table): New type.
483 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
484 (init_move_cost): Break out from ...
485 (init_reg_sets_1): ... here; simplify computation of
486 have_regs-of_mode and contains_reg_of_mode.
487 (record_reg_classes): Unswitch internal loops.
488 (copy_cost): Trigger lazy initialization of move cost
489 (record_address_regs): Likewise.
491 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
493 * config/darwin.c (darwin_override_options): Don't force on
494 flag_var_tracking_uninit when no debug info is requested.
496 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
498 * cfgloop.c (init_loops_structure): New function.
499 (flow_loops_find): Create root of the loop tree unconditionally.
501 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
503 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
505 2007-07-24 Jan Hubicka <jh@suse.cz>
507 * caller-save.c: Include ggc.h, gt-caller-save.h
508 (reg_save_code, reg_restore_code): Rename to ...
509 (cached_reg_save_code, cached_reg_restore_code): ... those.
510 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
511 (reg_save_code, reg_restore_code): New functions.
512 (init_caller_save): Do not intialize
513 reg_save_code/reg_restore_code tables.
514 * Makeifle.in: (gt-caller-save.h): New.
516 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
518 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
519 with the mode of the original operand instead of
522 2007-07-23 Jan Hubicka <jH@suse.cz>
524 * i386.c (ix86_secondary_memory_needed): Break out to...
525 (inline_secondary_memory_needed): ... here.
526 (ix86_memory_move_cost): Break out to ...
527 (inline_memory_move_cost): ... here; add support for IN value of 2 for
528 maximum of input and output; fix handling of Q_REGS on 64bit.
529 (ix86_secondary_memory_needed): Microoptimize.
531 2007-07-23 Sebastian Pop <sebpop@gmail.com>
533 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
534 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
535 stmts_from_loop, known_dependences_p, build_rdg): New.
536 * tree-data-ref.h: Depends on graphds.h.
537 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
538 (build_rdg): Declared.
539 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
541 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
543 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
546 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
547 Jakub Jelinek <jakub@redhat.com>
549 PR middle-end/PR28690
550 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
551 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
552 and MEM_POINTER operands over REG and MEM operands.
553 (swap_commutative_operands_p): Change return value to bool.
554 * rtl.h: Update the corresponding prototype.
555 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
556 instead of gen_rtx_PLUS.
557 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
558 value to bool. Change function arguments to rtx's and update code
560 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
561 calls to match the new declaration.
562 * simplify-rtx.c (simplify_associative_operation): Don't
563 reorder simplify_binary_operation arguments.
565 2007-07-23 Richard Sandiford <richard@codesourcery.com>
567 * config/mips/mips.c (override_options): Use mips_costs to derive
568 the default branch cost.
569 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
571 * config/mips/mips.opt (mbranch-cost=): New option.
572 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
574 2007-07-23 Richard Sandiford <richard@codesourcery.com>
576 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
577 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
578 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
579 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
581 2007-07-23 Richard Sandiford <richard@codesourcery.com>
583 * config/mips/constraints.md (ks): New constraint.
584 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
585 (*add<mode>3_mips16): ...here.
587 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
589 * optabs.h (enum optab_index): Add new OTI_signbit.
590 (signbit_optab): Define corresponding macro.
591 (enum insn_code signbit_optab[]): Remove array.
592 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
593 (expand_copysign_absneg): If back end provides signbit insn, use it
594 instead of bit operations on floating point argument.
595 * builtins.c (enum insn_code signbit_optab[]): Remove array.
596 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
597 availability of signbit insn.
599 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
600 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
601 SSE mode is not active.
602 (isinf<mode>2): Disable for mfpmath=sse,387.
604 2007-07-22 Ben Elliston <bje@au.ibm.com>
606 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
608 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
610 2007-07-20 Richard Guenther <rguenther@suse.de>
612 * tree-cfg.c (verify_expr): COND_EXPRs can have any
613 integral typed condition.
614 * tree-ssa.c (useless_type_conversion_p): Do not preserve
615 booleanness. Only preserve conversions from a non-base
616 type to a base type, not in general between types with
617 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
618 * tree.def (COND_EXPR): Document that the condition
619 can be of any integral type.
621 2007-07-20 Nigel Stephens <nigel@mips.com>
622 Richard Sandiford <richard@codesourcery.com>
624 * config/mips/mips.h (mips_dwarf_regno): Declare.
625 (DBX_REGISTER_NUMBER): Remove redundant brackets.
626 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
627 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
628 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
629 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
630 (REG_CLASS_NAMES): Update accordingly.
631 * config/mips/mips.c (mips_dwarf_regno): New array.
632 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
633 (mips_subword): Remove special handling for accumulator registers.
634 (override_options): Initiailize mips_dwarf_regno. Remove use
636 (mips_swap_registers): New function.
637 (mips_conditional_register_usage): Swap accumulator registers
638 around if TARGET_LITTLE_ENDIAN.
639 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
640 * config/mips/constraints.md (h, l): Use the endianness to choose
641 between MD0_REG and MD1_REG.
642 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
643 alternative-dependent template.
645 2007-07-20 Richard Sandiford <richard@codesourcery.com>
647 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
650 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
652 * function.c (thread_prologue_and_epilogue_insns): Fix exit
653 predecessor fallthru flags.
655 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
657 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
658 of compare to the same type.
659 * cfgloopmanip.c (add_loop): Update information about loop exits.
660 (loop_version): Remove the innermost loop requirement.
661 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
662 to sizetype for pointers.
664 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
666 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
667 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
668 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
670 * config/dfp-bit.c: Empty for TFmode conversions.
672 2007-07-18 Caroline Tice <ctice@apple.com>
674 * var-tracking.c (find_src_status): Check for COND_EXEC insns
675 and handle them correctly; check that src is not NULL before
677 (find_src_set_src): Likewise.
679 2007-07-18 Bob Wilson <bob.wilson@acm.org>
681 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
682 (struct alignment_context, init_alignment_context): New.
683 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
684 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
685 (XCHAL_HAVE_S32C1I): Likewise.
686 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
687 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
688 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
689 (ATOMIC, HQI): New macros.
690 (memory_barrier, *memory_barrier): New.
691 (sync_lock_releasesi): New.
692 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
693 (sync_lock_test_and_set<mode>): New.
694 (sync_<atomic><mode>): New.
695 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
696 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
697 (xtensa_expand_atomic): New.
699 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
703 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
704 transformation for builtin ISNORMAL.
705 (expand_builtin): Handle BUILT_IN_ISNORMAL.
706 * builtins.def (BUILT_IN_ISNORMAL): New.
707 * doc/extend.texi: Document isnormal.
709 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
713 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
714 optabs infrastructure. Provide generic implementation for
716 (expand_builtin): Handle FINITE/ISFINITE.
717 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
718 (fold_builtin_1): Likewise.
720 * builtins.def (BUILT_IN_ISFINITE): New.
722 * doc/extend.texi: Document isfinite.
724 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
729 * builtins.c (expand_builtin_interclass_mathfn): Provide a
730 generic fallback for isinf.
731 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
733 * real.c (get_max_float): ... to here.
734 * real.h (get_max_float): New.
736 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
740 * builtin-attrs.def (ATTR_TYPEGENERIC,
741 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
743 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
744 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
745 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
746 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
748 * c-common.c (handle_type_generic_attribute): New.
749 (c_common_attribute_table): Add "type generic".
751 * c-typeck.c (convert_arguments): Handle "type generic" functions.
753 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
755 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
756 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
759 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
762 * config/cris/cris.c (cris_print_index): Don't use XEXP before
763 checking that the operand is an expression.
765 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
766 Danny Smith <dannysmith@users.sourceforge.net>
769 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
770 file mapping object in local namespace if Windows version later
773 2007-07-18 Richard Sandiford <richard@codesourcery.com>
775 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
776 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
777 arm_cannot_force_const_mem.
778 (arm_cannot_force_const_mem): New function.
779 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
780 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
781 of arm_tls_referenced_p.
782 * config/arm/arm.md (movsi): Split out-of-section constants when
783 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
784 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
786 2007-07-18 Richard Sandiford <richard@codesourcery.com>
788 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
790 2007-07-18 Richard Sandiford <richard@codesourcery.com>
792 * config/mips/mips.md (*extendqihi2): Convert the destination
795 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
797 * config/pa/fptr.c: Update license header.
798 * config/pa/milli64.S: Likewise.
800 2007-07-17 Nick Clifton <nickc@redhat.com>
802 * COPYING_v3: New file. Contains version 3 of the GNU General
804 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
805 Lesser General Public License.
806 * doc/include/gpl_v3.texi: New file. Contains version 3 of
807 the GNU General Public License.
809 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
811 PR rtl-optimization/32773
812 * cfglayout.c (force_one_exit_fallthru): New function.
813 (cfg_layout_finalize): Use it.
815 2007-07-16 Richard Guenther <rguenther@suse.de>
816 Uros Bizjak <ubizjak@gmail.com>
818 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
819 before forcing it to gimple operand.
821 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
822 David Ung <davidu@mips.com>
824 * config/mips/mips.h (TUNE_24K): Define.
825 (TUNE_MACC_CHAINS): Add TUNE_24K.
826 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
828 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
829 (r74k_int_madd): .. this new reservation.
830 (define_bypass): Fixed bypasses for r74k_int_madd to use
832 * config/mips/24k.md (define_bypass): Define new
833 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
835 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
836 Nigel Stephens <nigel@mips.com>
838 * config/mips/mips.md: Include 20kc.md.
839 * config/mips/20kc.md: New file.
840 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
841 (mips_adjust_cost): Tweak for 20Kc.
842 (mips_issue_rate): Likewise.
843 * config/mips/mips.h (TUNE_20KC): Define.
845 2007-07-16 David Edelsohn <edelsohn@gnu.og>
847 * config/rs6000/rs6000.c (struct processor_cost): Add
848 cache_line_size, l1_cache_lines, and simultaneous_prefetches
850 (*_cost): Add cache information.
851 (rs6000_override_options): Set cache parameters.
853 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
856 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
857 * doc/install.texi (mips-sgi-irix6): pthread support works now.
859 2007-07-16 Paul Brook <paul@codesourcery.com>
862 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
863 (cirrus_thumb2_movsi_insn): Ditto.
865 2007-07-15 Geoffrey Keating <geoffk@apple.com>
867 * config/rs6000/darwin-fallback.c (interpret_libc): Change
870 2007-07-15 Andrew Haley <aph@redhat.com>
872 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
873 before looking in the context.
875 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
879 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
880 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
881 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
882 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
883 to generate .CALLINFO statement.
884 (hppa_expand_prologue): Set rp_saved.
885 (hppa_expand_epilogue): Use rp_saved.
886 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
887 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
889 2007-07-14 Dirk Mueller <dmueller@suse.de>
891 * omega.c (coalesce): Fix memory leak on early exit.
892 * matrix-reorg.c (check_allocation_function): Likewise.
893 * tree-vect-transform.c (vect_get_new_vect_var): free result
895 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
896 pass pointer to edge vector
897 (partition_hot_cold_basic_blocks): Fix memory leak.
898 * collect2.c (prefix_from_string): Free temporary storage.
899 * reload1.c (fixup_abnormal_edges): Free sbitmap.
901 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
903 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
904 (DO_GLOBAL_DTORS_BODY): Likewise.
906 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
907 Nigel Stephens <nigel@mips.com>
909 * config/mips/mips.c (mips_classify_symbol): Don't return
910 SYMBOL_SMALL_DATA for constant pool addresses if
911 TARGET_EMBEDDED_DATA is true.
913 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
915 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
916 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
917 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
918 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
919 __builtin_ia32_storehps, __builtin_ia32_storelps,
920 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
921 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
922 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
923 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
924 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
925 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
926 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
927 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
928 using def_builtin_const.
930 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
932 PR tree-optimization/32705
933 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
934 (simplify_binary_expression): Use SSA_VAL consistently.
936 2007-07-13 David Edelsohn <edelsohn@gnu.org>
938 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
939 (SPEFSCR_REGNO): Delete definition.
940 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
941 COUNT_REGISTER_REGNUM -> CTR_REGNO.
942 * config/rs6000/rs6000.h: Do not define *_REGNO.
943 LINK_REGISTER_REGNUM -> LR_REGNO.
944 COUNT_REGISTER_REGNUM -> CTR_REGNO.
945 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
946 COUNT_REGISTER_REGNUM -> CTR_REGNO.
947 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
948 R_VRSAVE, R_VSCR. Use them.
949 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
950 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
951 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
952 * config/rs6000/aix.h: Define R_LR. Use it.
954 2007-07-13 Caroline Tice <ctice@apple.com>
956 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
957 flag_var_tracking is explicitly turned off (i.e. when variable
958 tracking is not feasible); otherwise, turn flag_var_tracking on when
959 flag_var_tracking_uninit is on.
960 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
961 note definitions, to allow recording of initialization status in the
963 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
964 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
965 determine if two note locations are equal.
966 (output_loc_list): Don't output list entries whose start & end labels
968 (reg_loc_descriptor): Add parameter for initialization status; pass it
969 to other loc descriptor functions.
970 (one_reg_loc_descriptor): Add parameter for initialization status;
971 check its value and add DW_OP_GNU_uninit to returned loc descr if
973 (multiple_reg_loc_descriptor): Add parameter for initialization
975 pass init status argument to other loc descriptor functions; check
976 value of intialization parameter and add DW_OP_GNU_uninit to returned
977 loc descr if appropriate.
978 (based_loc_descr): Add parameter for initialization status; add new
979 variable for return value; check value of initialization parameter and
980 add DW_OP_GNU_uninit to returned loc descr if appropriate.
981 (concatn_mem_loc_descriptor): Add parameter for initialization status;
982 pass init status argument to other loc descriptor functions; check
983 value of intialization parameter and add DW_OP_GNU_uninit to returned
984 loc descr if appropriate.
985 (mem_loc_descriptor): Likewise.
986 (concat_loc_descriptor): Likewise.
987 (concatn_loc_descriptor): Likewise.
988 (loc_descriptor): Add parameter for initialization status; pass it as
989 argument to other loc descriptor function calls.
990 (loc_descriptor_from_tree_1): Add appropriate initialization status
991 to loc descriptor function calls.
992 (add_location_or_const_value_attribute): Get initialization status
993 from VAR_LOCATION note; add initialization status to loc descriptor
995 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
996 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
997 status is uninitialized, add "[uninint]" to output.
998 * common.opt (fvar-tracking-uninit): New option, similar to
999 fvar-tracking, to turn on tracking of uninitialized variables; creates
1000 a new global flag, flag_var_tracking_uninit.
1001 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
1002 (enum var_init_status): New type, for var initialization status field.
1003 * var-tracking.c (struct location_chain_def): Two new fields, init,
1004 for initialization status, and set_src for the assignment value expr.
1005 (unshare_variable): New parameter for initialization status;
1006 initialize new init and set_src fields.
1007 (var_reg_set): New parameters for initialization status and value;
1008 pass them to set_variable_part.
1009 (var_mem_set): Likewise.
1010 (get_init_value): New function.
1011 (var_reg_delete_and_set): New initialization status & value
1012 parameters; add call to get_init_value if status is unknown; pass new
1013 parameters to clobber_variable_part and var_reg_set.
1014 (var_mem_delete_and_set): Likewise.
1015 (var_reg_delete): Pass null set_src value to clobber_variable_part.
1016 (var_mem_delete): Likewise.
1017 (variable_union): Pass status to unshare_variable; initialize new init
1018 and set_src fields. If flag_var_tracking_uninit is not set, force
1019 status to initialized.
1020 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
1021 used later to get the set_src value.
1022 (find_src_status): New function.
1023 (find_src_set_src): New function.
1024 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
1025 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
1026 MO_SET, get set_src value and pass it to var_reg_delete_and_set
1027 and var_mem_delete_and_set.
1028 (dump_variable): Print out "[uninit]" if appropriate.
1029 (set_variable_part): Add new initialization and set_src parameters;
1030 pass status to unshare_variable; set node->init and node- >set_src
1031 fields and modify slot in hash table appropriately; save the init and
1032 set_src values if appropriate and assign to the new node.
1033 (clobber_variable_part): New set_src parameter; if two nodes have
1034 same variable and same location but different set_src (assignment)
1035 values, clobber old node.
1036 (delete_variable_part): Pass init status to unshare_variable.
1037 (emit_note_insn_var_location): Add initialized var; assign var's init
1038 status to new 'initialized'; pass new init status field to calls to
1039 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
1040 status to initialized.
1041 (emit_notes_in_bb): Pass initialization status to calls to
1042 var_reg_set, var_mem_set, var_reg_delete_and_set and
1043 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
1044 var_reg_delete_and_set and var_mem_delete_and_set; call
1045 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
1046 make up for change in add_stores.
1047 (vt_add_function_parameters): Add status to calls to
1049 * config/darwin.c (darwin_override_options): Turn on uninitialized
1050 tracking automatically, if var_tracking is on and the system is
1053 2007-07-13 Sa Liu <saliu@de.ibm.com>
1055 * config.gcc: Add options for arch and tune on SPU.
1056 * config/spu/predicates.md: Add constant operands 0 and 1.
1057 * config/spu/spu-builtins.def: Add builtins for double precision
1058 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
1059 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
1061 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
1063 * config/spu/spu-protos.h: Add new function prototypes.
1064 * config/spu/spu.c (spu_override_options): Check options -march and
1066 (spu_comp_icode): Add comparison code for DFmode and vector mode.
1067 (spu_emit_branch_or_set): Use the new code for DFmode and vector
1069 (spu_const_from_int): New. Create a vector constant from 4 ints.
1070 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
1071 (spu_emit_vector_compare): New. Emit vector compare.
1072 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
1073 * config/spu/spu.h: Add options -march and -mtune. Define processor
1074 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
1075 CANONICALIZE_COMPARISON.
1076 * config/spu/spu.md: Add new insns for double precision compare
1077 and double precision vector compare. Add vcond and smax/smin patterns
1078 to enable DFmode vector conditional expression.
1079 * config/spu/spu.opt: Add options -march and -mtune.
1080 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
1081 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
1082 both CELL and CELLEDP targets: spu_testsv.
1083 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
1086 2007-07-13 Richard Guenther <rguenther@suse.de>
1088 PR tree-optimization/32721
1089 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
1090 TREE_THIS_VOLATILE on the folded reference.
1091 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
1092 if the array reference has TREE_THIS_VOLATILE set.
1094 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
1097 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
1099 2007-07-13 Andreas Schwab <schwab@suse.de>
1101 * gengtype-lex.l: Allow declarations to be indented.
1103 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1105 * ginclude/tgmath.h: New.
1106 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
1107 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
1108 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
1109 * configure: Regenerate.
1111 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1113 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
1114 correct index when setting register save state for xd
1117 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
1119 * config/sh/sh.c (mark_use): Remove.
1121 2007-07-12 Paul Brook <paul@codesourcery.com>
1123 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
1124 reg does not overlap return value.
1126 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
1128 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
1129 (set_expression_vuses): Ditto.
1130 (init_pre): Initialize expression_vuses.
1132 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1134 * config/i386/sse.md (storentdf, storentsf): New.
1136 2007-07-12 Geoffrey Keating <geoffk@apple.com>
1138 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
1140 * tree.c (build_decl_stat): Move code from here...
1141 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
1142 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
1143 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
1144 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
1145 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
1148 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1149 Devang Patel <dpatel@apple.com>
1151 PR tree-optimization/25413
1152 * targhooks.c (default_builtin_vector_alignment_reachable): New.
1153 * targhooks.h (default_builtin_vector_alignment_reachable): New.
1154 * tree.h (contains_packed_reference): New.
1155 * expr.c (contains_packed_reference): New.
1156 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
1157 (vect_enhance_data_refs_alignment): Call
1158 vector_alignment_reachable_p.
1159 * target.h (vector_alignment_reachable): New builtin.
1160 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
1161 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
1162 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
1164 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
1166 * target.h (builtin_vectorization_cost): Add new target builtin.
1167 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
1168 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
1169 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
1170 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
1171 uninitialized variables.
1172 * tree-vect-transform.c (cost_for_stmt): New function.
1173 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
1174 using cost 1 for all scalar stmts. Be less conservative when
1175 estimating the number of prologue/epulogue iterations. Call
1176 targetm.vectorize.builtin_vectorization_cost. Return
1177 min_profitable_iters-1.
1178 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
1179 initialization cost instead of TARG_VEC_STMT_COST. Use
1180 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
1181 epilogue code. Fix epilogue cost computation.
1182 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
1183 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
1184 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
1185 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
1186 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
1187 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
1189 2007-07-12 Richard Guenther <rguenther@suse.de>
1191 * gimplify.c (gimplify_conversion): Make sure that the result
1192 from maybe_fold_offset_to_reference is trivially convertible
1193 to the desired type before doing the simplification.
1194 (gimplify_expr): Likewise.
1195 * fold-const.c (fold_binary): Use the correct types for
1196 building the simplified expression.
1198 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1200 PR rtl-optimization/32729
1201 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
1202 that fallthru to exit.
1204 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
1206 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
1207 (symDTPOFF2reg): Likewise.
1209 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
1211 PR tree-optimization/32663
1213 * tree.h (VALUE_HANDLE_VUSES): Remove.
1214 (struct tree_value_handle): Remove vuses.
1216 * tree-vn.c (create_value_handle_for_expr): Don't set
1219 * tree-ssa-pre.c (expression_vuses): New.
1220 (alloc_expression_id): Set up expression_vuses.
1221 (get_expression_vuses): New.
1222 (set_expression_vuses): Ditto.
1223 (clear_expression_ids): Modify for expression_vuses.
1224 (phi_translate_1): Ditto.
1225 (phi_translate_set): Ditto.
1226 (value_dies_in_block_x): Ditto
1227 (valid_in_sets): Ditto.
1228 (add_to_sets): Ditto.
1229 (find_existing_value_expr): Ditto.
1230 (create_value_handle_for_expr): Ditto.
1231 (make_values_for_stmt): Ditto.
1232 (vuse_equiv): Remove.
1234 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
1236 * Makefile.in (mostlyclean): Remove object files.
1238 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1240 * toplev.c (no_new_pseudos): Deleted.
1241 * rtl.h (no_new_pseudos): Deleted.
1242 * tree-pass.h (pass_no_new_pseudos): Deleted.
1243 * passes.c (pass_no_new_pseudos): Deleted.
1244 * final.c (rest_of_clean_state): Removed no_new_pseudos.
1245 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
1246 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
1248 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
1249 * rtlhooks.c (gen_lowpart_general): Ditto.
1250 * optabs.c (prepare_operand): Ditto.
1251 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
1253 * modulo-sched.c (rest_of_handle_sms): Ditto.
1254 * see.c (rest_of_handle_see): Ditto.
1255 * ifcvt.c (if_convert): Ditto.
1256 (gate_handle_if_after_combine): Replaced no_new_pseudos with
1258 * init-regs.c (gate_initialize_regs): Deleted set of
1260 * lower-subreg.c (decompose_multiword_subregs): Ditto.
1261 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
1262 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
1264 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1267 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
1268 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
1269 (*vec_extractv2di_1_rex64): New insn pattern.
1271 2007-07-11 David Daney <ddaney@avtrex.com>
1273 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
1274 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
1275 for SIGNAL_UNWIND_RETURN_COLUMN.
1276 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
1277 (DWARF_FRAME_REGNUM): Rewrite.
1278 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
1280 2007-07-11 Nick Clifton <nickc@redhat.com>
1282 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
1283 delta and use gen_int_mode in place of GET_INT instead.
1285 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
1287 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
1290 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
1292 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
1293 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
1295 * params.h (VERIFY_CANONICAL_TYPES): Remove.
1296 (USE_CANONICAL_TYPES): New.
1297 * doc/invoke.texi (verify-canonical-types): Remove.
1298 (use-canonical-types): Add.
1300 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1302 * config/spu/spu.c (spu_optimization_options): Remove setting of
1303 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
1304 (spu_override_options): Move it here.
1306 2007-07-11 Richard Sandiford <richard@codesourcery.com>
1308 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
1309 * config/mips/mips.c (mips_cpu_info_table): Mention
1310 MIPS_ISA_LEVEL_SPEC in the comment.
1312 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
1314 PR tree-optimization/32713
1315 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
1317 2007-07-11 Paolo Carlini <pcarlini@suse.de>
1320 * c-opts.c (c_common_post_options): Do not change flag_complex_method
1321 conditional to flag_isoc99.
1322 (c_common_init_options): Do it here, unconditionally.
1324 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
1326 PR tree-optimization/32589
1327 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
1328 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
1329 * tree-ssa-propagate.c (valid_gimple_expression_p): New
1330 predicate, extracted from...
1331 (set_rhs): ...here. Call it for the expression on entry.
1332 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
1333 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
1334 (simplify_binary_expression): Use valid_gimple_expression_p
1335 to validate the simplification.
1336 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
1338 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
1340 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
1341 DWARF2_DEBUG on 32 bit target too.
1342 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
1344 2007-07-11 Nick Clifton <nickc@redhat.com>
1346 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
1347 version for 64-bit hosts.
1349 2007-07-10 David Daney <ddaney@avtrex.com>
1351 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
1353 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
1355 * config/mips/mips.c (mips_expand_synci_loop): New function.
1356 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
1357 (UNSPEC_RDHWR): Same.
1358 (UNSPEC_SYNCI): Same.
1359 (UNSPEC_SYNC): Same.
1360 (clear_cache): New expand.
1364 (clear_hazard): Same.
1365 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
1367 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
1368 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
1370 2007-07-10 Ian Lance Taylor <iant@google.com>
1372 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
1375 2007-07-10 David Daney <ddaney@avtrex.com>
1377 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
1378 * builtins.c (expand_builtin___clear_cache): New function.
1379 (expand_builtin): Call expand_builtin___clear_cache for
1380 BUILT_IN_CLEAR_CACHE case.
1381 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
1382 * doc/md.texi (clear_cache): Document new instruction pattern.
1383 * testsuite/gcc.dg/builtins-64.c: New test.
1385 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
1387 * config/cris/cris.md ("movsi"): Fix typo in last change.
1389 2007-07-09 Geoffrey Keating <geoffk@apple.com>
1392 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
1394 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
1395 * varasm.c (assemble_start_function): Honor DECL_ALIGN
1396 for FUNCTION_DECLs. Don't use align_functions_log if
1398 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
1399 even for FUNCTION_DECLs.
1400 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
1402 * tree.h (DECL_ALIGN): Update for new location of 'align'.
1403 (DECL_FUNCTION_CODE): Update for new location and name of
1405 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
1406 (struct tree_decl_common): Move 'align' and 'off_align' out
1407 of union, ensure they're still on a 32-bit boundary. Remove
1408 other fields in union 'u1'.
1409 (struct tree_function_decl): Add field 'function_code' replacing
1410 'u1.f' in tree_decl_common.
1411 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
1412 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
1413 (Variable Attributes): Cross-reference 'aligned' attribute
1414 to Function Attributes.
1415 * flags.h (force_align_functions_log): Delete.
1416 * toplev.c (force_align_functions_log): Delete.
1418 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
1421 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
1422 (*vec_concatv2di_rex): New insn pattern.
1424 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1427 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
1429 2007-07-10 Ian Lance Taylor <iant@google.com>
1431 Replace no_new_pseudos in backends.
1432 * rtl.h (can_create_pseudo_p): Define.
1433 * config/darwin.c (machopic_indirect_data_reference): Use
1434 can_create_pseudo_p () instead of no_new_pseudos.
1435 (machopic_indirect_data_reference): Likewise.
1436 (machopic_legitimize_pic_address): Likewise.
1437 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
1438 (alpha_emit_set_const_1): Likewise.
1439 (alpha_emit_set_const): Likewise.
1440 (alpha_emit_conditional_move): Likewise.
1441 (alpha_split_conditional_move): Likewise.
1442 * config/alpha/alpha.md (various splitters): Likewise.
1444 * config/arm/arm.c (legitimize_pic_address): Likewise.
1445 (arm_load_pic_register): Likewise.
1446 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
1447 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
1448 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
1449 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
1450 * config/cris/cris.md (movsi): Likewise.
1451 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
1452 (symGOTOFF2reg_hilo): Likewise.
1453 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
1454 * config/h8300/h8300.md (insv, extzv): Likewise.
1455 * config/i386/i386.c (ix86_expand_move): Likewise.
1456 (ix86_expand_vector_move): Likewise.
1457 (ix86_prepare_fp_compare_args): Likewise.
1458 (ix86_expand_carry_flag_compare): Likewise.
1459 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
1460 (tls_dynamic_gnu2_combine_32): Likewise.
1461 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
1462 * config/ia64/ia64.c (ia64_expand_move): Likewise.
1463 (ia64_expand_movxf_movrf): Likewise.
1464 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
1465 (m32c_split_move): Likewise.
1466 (m32c_expand_insv): Likewise.
1467 * config/m68k/m68k.md (movsi): Likewise.
1468 * config/mips/mips.c (mips_force_temporary): Likewise.
1469 (mips_split_symbol): Likewise.
1470 (mips_move_integer): Likewise.
1471 (mips_legitimize_const_move): Likewise.
1472 * config/mn10300/mn10300.md (movsi): Likewise.
1473 * config/pa/pa.c (emit_move_sequence): Likewise.
1474 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1475 (rs6000_got_register): Likewise.
1476 (create_TOC_reference): Likewise.
1477 (rs6000_machopic_legitimize_pic_address): Likewise.
1478 * config/rs6000/rs6000.md (add<mode>3): Likewise.
1479 (various splitters): Likewise.
1480 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
1481 (movsi_got): Likewise.
1482 * config/s390/s390.c (emit_symbolic_move): Likewise.
1483 * config/s390/s390.md (movhi, movqi): Likewise.
1484 (load_multiple, store_multiple): Likewise.
1485 * config/score/score.c (score_force_temporary): Likewise.
1486 * config/sh/sh.c (prepare_move_operands): Likewise.
1487 (prepare_cbranch_operands): Likewise.
1488 (emit_fpu_switch): Likewise.
1489 (fpscr_set_from_mem): Likewise.
1490 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
1491 (adddi3, subsi3): Likewise.
1492 (various splitters): Likewise.
1493 (divsi_inv_fp_combine): Likewise.
1494 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
1495 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
1497 * config/sh/predicates.md (xor_operand): Likewise.
1498 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
1499 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
1500 (movdi_pic_label_ref): Likewise.
1501 * config/spu/spu.c (spu_split_immediate): Likewise.
1502 * config/alpha/alpha.md (various splitters): Remove test
1503 !no_new_pseudos || reload_completed.
1504 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
1506 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1507 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1508 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1509 * config/score/score.c (th_output_mi_thunk): Likewise.
1510 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1511 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1513 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
1515 PR rtl-optimization/32664
1516 * mode-switching.c (create_pre_exit): Skip barrier insns.
1518 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1520 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
1521 force_gimple_operand_bsi.
1522 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
1523 rewrite_use_compare): Ditto.
1524 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
1526 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
1527 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
1528 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
1529 * tree-profile.c (prepare_instrumented_value,
1530 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1531 tree_gen_one_value_profiler, tree_gen_ic_profiler,
1532 tree_gen_ic_func_profiler, tree_gen_average_profiler,
1533 tree_gen_ior_profiler): Ditto.
1534 * tree-ssa-reassoc.c (negate_value): Ditto.
1535 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
1536 Use force_gimple_operand_bsi.
1537 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1538 * tree-if-conv.c (add_to_dst_predicate_list,
1539 find_phi_replacement_condition): Ditto.
1540 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
1541 Call mark_symbols_for_renaming for new statements.
1542 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
1544 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1546 * cfghooks.c (remove_edge): New function.
1547 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
1549 * cfghooks.h (remove_edge): Declare.
1550 * cfg.c (remove_edge): Renamed to remove_edge_raw.
1551 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
1553 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
1555 * optabs.h: Added declaration for signbit_optab.
1556 * optabs.c: (init_optabs): Added initialization for signbit_optab.
1557 * genoptinit.c (optabs): Added entry for signbit insns.
1558 * builtins.c (expand_builtin_signbit): Added code to use a signbit
1560 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
1561 * config/s390/s390.md (signbit<mode>2): New expander.
1563 2007-07-09 Richard Guenther <rguenther@suse.de>
1566 * fold-const.c (fold_plusminus_mult_expr): Move constant
1567 arguments second to allow decomposing.
1569 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
1572 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1574 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1575 Disregard DECL_FROM_INLINE.
1577 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1580 * doc/invoke.texi: Add ftree-reassoc flag.
1581 * common.opt (ftree-reassoc): New flag.
1582 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
1583 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
1585 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1587 PR tree-optimization/32681
1588 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
1589 saved in second_edge->aux when first_bb is a loop header.
1591 2007-07-09 Jan HUbicka <jh@suse.cz>
1593 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
1595 2007-07-09 Richard Guenther <rguenther@suse.de>
1597 * c-decl.c (start_function): Do not promote return type.
1599 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
1601 * function.c (do_warn_unused_parameter): Do not warn if
1602 TREE_NO_WARNING is set.
1604 2007-07-08 Andreas Schwab <schwab@suse.de>
1606 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
1608 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
1611 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
1613 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
1614 apply to assembly language, too.
1615 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
1617 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
1619 Revert (note the sccvn portions are *not* reverted)
1620 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1622 Fix PR tree-optimization/23488
1624 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1626 * tree-flow-inline.h (get_value_handle): Ditto.
1627 * tree-ssa-pre.c (decl_vh_map): New.
1628 (decl_node_pool): New.
1629 (can_value_number_operation): Support DECL_P.
1630 (can_PRE_operation): Ditto.
1631 (create_expression_by_pieces): Ditto.
1632 (find_existing_value_expr): Modify to differnetiate between
1633 addressing and top level.
1634 (create_value_handle_for_expr): Handle DECL's.
1635 (poolify_tree): Ditto.
1636 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
1637 (make_values_for_stmt): Handle DECL's properly.
1638 (init_pre): Reorg to not init useless things during FRE.
1640 * tree-flow.h: Include pointer-set.h.
1641 (decl_vh_map): Declare.
1642 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
1644 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
1646 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
1647 the constraint description.
1648 * doc/md.texi: Update documentation of AVR constraints.
1650 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
1652 * auto-inc-dec.c, config/arm/arm.c,
1653 config/m32r/constraints.md, config/mips/mips.md,
1654 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
1655 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
1656 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
1657 typos. Follow spelling conventions.
1658 * doc/invoke.texi, doc/rtl.texi: Fix typos.
1660 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1661 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1663 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
1664 realloc_vuse): Remove.
1665 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
1668 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1670 Fix PR tree-optimization/23488
1672 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
1673 (try_to_simplify): Ditto.
1675 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1677 * tree-flow-inline.h (get_value_handle): Ditto.
1678 * tree-ssa-pre.c (decl_vh_map): New.
1679 (decl_node_pool): New.
1680 (can_value_number_operation): Support DECL_P.
1681 (can_PRE_operation): Ditto.
1682 (create_expression_by_pieces): Ditto.
1683 (find_existing_value_expr): Modify to differnetiate between
1684 addressing and top level.
1685 (create_value_handle_for_expr): Handle DECL's.
1686 (poolify_tree): Ditto.
1687 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
1688 (make_values_for_stmt): Handle DECL's properly.
1689 (init_pre): Reorg to not init useless things during FRE.
1691 * tree-flow.h: Include pointer-set.h.
1692 (decl_vh_map): Declare.
1693 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
1695 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
1697 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
1698 apply to assembly language, too.
1699 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
1701 2007-07-06 Ian Lance Taylor <iant@google.com>
1702 Zack Weinberg <zackw@panix.com>
1705 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
1707 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1709 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
1710 (prefetch): Likewise if "pref" would be used.
1712 2007-07-06 Josh Conner <jconner@apple.com>
1716 * calls.c (store_one_arg): Handle arguments which are partially
1717 on the stack when detecting argument overlap.
1719 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
1721 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
1722 chosen during find_reloads.
1724 2007-07-06 Richard Guenther <rguenther@suse.de>
1726 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
1727 TYPE_ARG_TYPES for verification of argument types. Use
1728 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
1729 parameters as variable arguments.
1731 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
1733 * libgcc2.h (word_type): Type definition removed.
1734 (cmp_return_type, shift_count_type): Type definitions added.
1735 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
1736 replaced with shift_count_type.
1737 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
1739 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
1740 changed from word_type to Wtype.
1741 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
1742 replaced with shift_count_type.
1743 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
1745 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
1746 and libgcc_shift_count attribute added.
1747 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
1748 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
1749 (TARGET_INITIALIZER): New target hooks added.
1750 * targhooks.c (default_libgcc_cmp_return_mode,
1751 default_libgcc_shift_count_mode): Default implementations for the new
1753 * targhooks.h (default_libgcc_cmp_return_mode,
1754 default_libgcc_shift_count_mode): Function prototypes added.
1755 * target.h (struct gcc_target): Fields for the new target hooks added.
1756 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
1758 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
1761 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
1762 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
1764 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
1765 s390_libgcc_shift_count_mode): Functions added.
1766 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
1767 Target hooks defined.
1769 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1771 * config/mips/mips.c (compute_frame_size): Restore the original
1772 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
1773 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
1774 Document why the difference is needed.
1776 2007-07-06 Richard Guenther <rguenther@suse.de>
1778 * c-common.c (boolean_increment): Use correctly typed
1781 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1783 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
1784 the topmost argument register is not also included in the save mask.
1785 (mips16e_collect_argument_save_p): Take a pointer to the argument
1786 register, rather than a pointer to the number of arguments.
1787 (mips16e_collect_argument_saves): Only include argument saves
1788 that aren't in the register mask.
1790 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
1792 PR rtl-optimization/32450
1793 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
1794 to ensure that instructions are not moved into the prologue when
1795 profiling is on. Remove unused prologue_end variable.
1796 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
1797 as a scheduling barrier.
1799 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1802 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1803 Disregard DECL_FROM_INLINE.
1805 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
1807 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
1808 IORing with a constant.
1810 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
1812 PR rtl-optimization/32475
1813 * df-scan.c (df_def_record_1): Add a use of the stack pointer
1814 for every definition of the stack pointer.
1816 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
1818 * arm.c (vfp3_const_double_index): Copy signed results of
1819 REAL_VALUE_TO_INT into unsigned vars.
1821 2007-07-05 Richard Guenther <rguenther@suse.de>
1824 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
1826 * tree-ssa.c (useless_type_conversion_p): Check canonical
1829 2007-07-05 Anatoly Sokolov <aesok@post.ru>
1831 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
1832 zero_extendhisi2): Change to define_insn_and_split.
1833 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
1835 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
1837 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
1838 pass_match_asm_constraints): New.
1839 * passes.c (init_optimization_passes): Add new pass.
1840 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
1841 * function.h (struct function): Add has_asm_statement bit.
1842 (current_function_has_asm_statement): New.
1843 * tree-pass.h (pass_match_asm_constraints): New.
1845 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
1847 * config/mips/mips.c (mips_file_start): Avoid declaration
1850 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1852 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1854 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1856 * rtl.def (NOTE): Change print format string to print
1857 operand 5 as a note insn name.
1859 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1860 David Ung <davidu@mips.com>
1862 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1863 * doc/invoke.texi: (MIPS Options): Document them.
1865 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1866 David Ung <davidu@mips.com>
1868 Add support for SmartMIPS ASE.
1870 * optabs.c (expand_binop_directly): New, broken out from...
1871 (expand_binop): Here. Make it try rotating in the other
1872 direction even when the second operand isn't constant.
1873 * config/mips/mips.md (*lwxs): New.
1874 * config/mips/mips.opt (msmartmips): New.
1875 * config/mips/mips.c (mips_lwxs_address_p): New.
1876 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1877 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1878 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1879 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1880 (ISA_HAS_LWXS): New.
1881 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1882 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1883 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1884 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1885 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1886 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1887 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1889 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1891 * tree-vectorizer.c (new_loop_vec_info): Initialize
1892 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1893 * tree-vectorizer.h (_loop_vec_info): Added new filed
1894 min_profitable_iters.
1895 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1896 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1897 * tree-vect-analyze.c (vect_analyze_operations): Set
1898 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1899 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1900 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1901 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1902 and prologue cost to after they are computed.
1903 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1905 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1906 of creating vectors from scalars according to dt.
1907 (vect_model_store_cost): Likewise.
1908 (vectorizable_call): Use dt array instead of scalar dt. Call
1909 vect_model_simple_cost with additional argument dt.
1910 (vectorizable_assignment): Likewise.
1911 (vectorizable_operation): Likewise.
1912 (vectorizable_type_demotion): Likewise.
1913 (vectorizable_type_promotion): Likewise.
1914 (vectorizable_store): Use dt array instead of scalar dt. Call
1915 vect_model_store_cost with additional argument dt.
1916 (vect_do_peeling_for_loop_bound): Don't call
1917 vect_estimate_min_profitable_iters. Instead, lookup
1918 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1919 "may not be profitable".
1921 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1924 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1925 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1926 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1927 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1929 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1931 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1932 addressing modes cheaper.
1934 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1936 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1937 (dw_ranges_struct): Rename block_num to num. Adjust.
1938 (dw_ranges_by_label_struct): New.
1939 (ranges_by_label, ranges_by_label_allocated,
1940 ranges_by_label_in_use): New variables.
1941 (add_ranges_num): Factored most of the code out of...
1942 (add_ranges): ... this one. Rewrite in terms of the former.
1943 (add_ranges_by_labels): New.
1944 (output_ranges): Output by-label ranges.
1945 (dwarf2out_finish): Output range for multiple-section
1946 compile_unit. Output standard DW_AT_low_pc in addition to
1947 unexpected DW_AT_entry_pc.
1949 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1951 PR tree-optimization/32604
1952 PR tree-optimization/32606
1954 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1955 (compute_antic_safe): Removed.
1956 (ANTIC_SAFE_LOADS): Ditto.
1957 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1958 (execute_pre): Don't call compute_antic_safe.
1959 (vuse_equiv): New function.
1960 (make_values_for_stmt): Use it
1961 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1964 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1967 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1969 (avr_attribute_table): Make "naked" attribute apply to function types
1970 rather than to decls.
1971 (avr_handle_fntype_attribute): New function.
1973 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1975 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1978 2007-07-04 David Ung <davidu@mips.com>
1979 Joseph Myers <joseph@codesourcery.com>
1981 * config/mips/mips.md (type): Add logical, signext and move.
1982 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1983 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1984 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1985 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1986 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1987 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1988 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1989 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1990 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1991 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1992 movv2sf_hardfloat_64bit): Use the new types.
1993 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1994 *movdf_softfloat, *movdf_mips16): Use "multi".
1995 (extendqihi2): Replace with a define_expand.
1996 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1997 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1998 * config/mips/74k.md (r74k_int_logical): New reservation and
2000 (r74k_int_arith): Remove "slt".
2001 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
2002 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
2003 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
2004 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
2005 reservations for "arith".
2007 2007-07-04 Richard Guenther <rguenther@suse.de>
2009 * tree-ssa.c (useless_type_conversion_p): Add handling for
2010 scalar float and vector types. Only call the types_compatible_p
2011 langhook for aggregate types as last resort. Follow the
2014 2007-07-04 Richard Guenther <rguenther@suse.de>
2016 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
2017 the same as NOP_EXPR.
2019 2007-07-04 Nick Clifton <nickc@redhat.com>
2021 * target.h (struct gcc_target): Add target_help field.
2022 * target-def.h (TARGET_HELP): New.
2023 (TARGET_INITIALIZER): Use TARGET_HELP.
2024 * opts.c (command_handle_option): Invoke target_help function, if
2025 defined, when the user has specified --target-help on the command
2027 * doc/invoke.texi: Mention that --target-help might print
2028 additional information.
2029 * doc/tm.texi: Document TARGET_HELP hook.
2031 * arm.c (TARGET_HELP): Override default definition.
2032 (arm_target_help): New - display a wrapped list of cores and
2033 architectures supported.
2035 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
2037 * config/gcc/v850/v850.c (expand_prologue): Make sure
2038 GEN_INT() argument is sign extended rather than zero extended.
2039 (expand_epilogue): Likewise.
2040 (output_move_double): Delete.
2041 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
2042 * config/gcc/v850/v850.md (movdi): Delete.
2043 (*movdi_internal): Delete.
2045 (*movdf_internal): Delete.
2047 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2049 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
2050 unless compiling RTP PIC.
2052 2007-07-04 Richard Guenther <rguenther@suse.de>
2054 PR tree-optimization/32482
2055 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
2056 original ssa name if we didn't find a shift expression.
2057 Fix shift constant for bit zero test.
2059 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2061 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
2063 2007-07-04 Richard Sandiford <richard@codesourcery.com>
2065 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
2066 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
2067 * config/arm/vxworks.h (ASM_SPEC): Delete.
2068 (SUBTARGET_EXTRA_ASM_SPEC): Define.
2070 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2072 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
2073 (DDR_REVERSED_P): New.
2074 * tree-data-ref.c (initialize_data_dependence_relation,
2075 build_classic_dist_vector): Set DDR_REVERSED_P.
2077 2007-07-04 Sebastian Pop <sebpop@gmail.com>
2080 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
2081 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
2082 init_omega_for_ddr_1): Use non conservative number of iterations
2084 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
2085 (analyze_siv_subscript): Remove FIXME and reinitialization of
2086 last_conflicts to chrec_dont_know.
2087 * testsuite/gfortran.dg/vect/pr32457.f90: New.
2089 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2091 * tree.c (maybe_canonicalize_argtypes): Improve description.
2093 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
2095 * tree.c (maybe_canonicalize_argtypes): New.
2096 (build_function_type): Set canonical type.
2097 (build_method_type_directly): Ditto.
2098 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
2101 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2103 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
2105 (rewrite_use_nonlinear_expr): Likewise.
2107 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
2109 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
2111 2007-07-04 Ben Elliston <bje@au.ibm.com>
2113 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
2116 * c-objc-common.c (c_types_compatible_p): Fix indentation.
2118 * doc/tm.texi (Run-time Target): Capitalise "CPU".
2119 (Exception Handling): Likewise.
2121 2007-07-03 Jan Hubicka <jh@suse.cz>
2123 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
2125 2007-07-03 Eric Christopher <echristo@apple.com>
2127 * doc/cppopts.texi: Add conflicting option note to -dM.
2128 * doc/invoke.texi: Add note about possible conflicts with
2129 -E for -dCHARS and note that -dM will not produce
2130 any results if there is no machine dependent reorg.
2132 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2134 * tree.h (DECL_ALIGN): Back out previous change.
2136 2007-07-03 Joseph Myers <joseph@codesourcery.com>
2138 * configure.ac: Test for .dtprelword support on MIPS.
2139 * configure, config.in: Regenerate.
2140 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
2141 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
2143 2007-07-03 Julian Brown <julian@codesourcery.com>
2145 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
2146 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
2147 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
2148 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
2150 (all_fpus): Add FPUTYPE_VFP3.
2151 (fp_model_for_fpu): Add VFPv3 field.
2152 (arm_rtx_costs_1): Give cost to VFPv3 constants.
2153 (vfp3_const_double_index): New function. Return integer index of
2154 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
2156 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
2157 and argument represents a valid RTX for a VFPv3 constant.
2158 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
2160 (vfp_emit_fstmd): Similar, for fstmd.
2161 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
2162 constants, represented as integer indices.
2163 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
2164 VFP_REGNO_OK_FOR_DOUBLE macros.
2165 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
2166 (arm_file_start): Set float-abi attribute for VFPv3, and output
2167 correct ".fpu" assembler directive.
2168 (arm_dbx_register_numbering): Add FIXME.
2169 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
2170 (fputype): Add FPUTYPE_VFP3.
2171 (FIXED_REGISTERS): Add 32 registers for D16-D31.
2172 (CALL_USED_REGISTERS): Likewise.
2173 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
2174 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
2175 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
2176 (D7_VFP_REGNUM): New.
2177 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
2178 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
2179 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
2180 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
2181 (REG_ALLOC_ORDER): Adjust for VFPv3.
2182 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
2183 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
2184 VFP_LO_REGS, VFP_HI_REGS.
2185 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
2186 (IS_VFP_CLASS): Define macro.
2187 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
2189 (REGISTER_MOVE_COST): Likewise.
2190 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
2191 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
2192 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
2193 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
2194 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
2195 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
2196 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
2197 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
2198 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
2199 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
2200 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
2201 where appropriate for single-word registers.
2202 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
2203 As above. Fix type attributes.
2204 * config/arm/constraints.md (register_contraint "t"): Define.
2205 (register_constraint "w"): Change to D0-D15, or D0-D31 for
2207 (register_constraint "x"): Define.
2208 (constraint "Dv"): Define.
2210 2007-07-03 Geoffrey Keating <geoffk@apple.com>
2212 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
2214 2007-07-03 Tom Tromey <tromey@redhat.com>
2216 * c-parser.c (objc_pq_context): Removed.
2217 (objc_need_raw_identifier): Likewise.
2218 (c_parser) <objc_pq_context>: New field.
2219 <objc_need_raw_identifier>: Likewise.
2220 (OBJC_NEED_RAW_IDENTIFIER): Removed.
2221 (c_lex_one_token): Update.
2222 (c_parser_objc_protocol_definition): Update.
2223 (c_parser_objc_method_definition): Update.
2224 (c_parser_objc_methodproto): Update.
2225 (c_parser_declspecs): Update.
2227 2007-07-03 David Ung <davidu@mips.com>
2229 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
2231 2007-07-03 David Ung <davidu@mips.com>
2232 Richard Sandiford <richard@codesourcery.com>
2234 * doc/invoke.texi: Document -march=74kf3_2.
2235 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
2236 (TUNE_74K): Check for it.
2237 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
2238 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
2239 * config/mips/mips.md (cpu): Add 74kf3_2.
2240 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
2241 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
2242 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
2243 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
2244 74kf3_2 to the CPU list.
2245 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
2246 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
2247 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
2248 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
2249 (r74kf3_2_fxfer_from_c1): New insn reservations.
2251 2007-07-03 Richard Sandiford <richard@codesourcery.com>
2252 David Ung <davidu@mips.com>
2254 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
2255 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
2256 and 74k[fx]. Document aliases for the new options.
2257 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
2258 (PROCESSOR_24KF2_1): ...this.
2259 (PROCESSOR_24KX): Rename to...
2260 (PROCESSOR_24KF1_1): ...this.
2261 (PROCESSOR_74KF): Rename to...
2262 (PROCESSOR_74KF2_1): ...this.
2263 (PROCESSOR_74KX): Rename to...
2264 (PROCESSOR_74KF1_1): ...this.
2265 (TUNE_74K): Update PROCESSOR_* names.
2266 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
2267 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
2268 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
2269 (mips_rtx_cost_data): Update processor names in comments.
2270 (mips_issue_rate): Update PROCESSOR_* names.
2271 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
2272 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
2273 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
2274 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
2275 Update cpu attribute names.
2276 (r24k_fpu_iss): Rename this reservation to...
2277 (r24kf2_1_fpu_iss): ...this and update all uses.
2278 (r24kx_fpu_iss): Rename this reservation to...
2279 (r24kf1_1_fpu_iss): ...this and update all uses.
2280 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
2281 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
2282 Update cpu attribute names.
2284 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
2286 * config/m32r/constraints.md: New file.
2287 * config/m32r/m32r.c: Include tm-constrs.h.
2288 (small_data_operand): Use satisfies_constraint_* instead of macro.
2289 (addr24_operand, gen_compare): Likewise.
2290 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
2291 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
2292 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2293 EXTRA_CONSTRAINT): Likewise.
2294 * config/m32r/m32r.md: Include constraints.md.
2295 (*movsi_insn): Use satisfies_constraint_* instead of macro.
2296 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
2297 * config/m32r/predicates.md (conditional_move_operand): Likewise.
2298 (two_insn_const_operand, int8_operand, uint16_operand,
2299 reg_or_int16_operand, reg_or_uint16_operand,
2300 reg_or_cmp_int16_operand, cmp_int16_operand,
2301 seth_add3_operand): Likewise.
2303 2007-07-03 Eric Christopher <echristo@gmail.com>
2305 * libgcc2.h: Conditionally declare __bswapsi2 and
2308 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
2310 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
2313 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2316 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
2317 (__gthrw_pragma): Provide default definition.
2319 * gthr-posix.c (__gthrw_pragma): Define.
2321 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
2323 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
2324 before declaring inequality.
2326 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
2328 * combine.c (recog_for_combine): Log the success or failure of
2329 matching new insn patterns against the machine description in
2332 2007-07-03 Revital Eres <eres@il.ibm.com>
2334 * ddg.c (print_sccs): New function.
2335 (check_sccs): New function.
2336 (create_ddg_all_sccs): Use it.
2337 * ddg.h (print_sccs): Declare.
2338 * modulo-sched.c (sms_order_nodes): Call print_sccs.
2340 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
2342 * targhooks.h (default_mode_for_suffix): New function declaration.
2343 * targhooks.c (default_mode_for_suffix): New default target hook.
2344 * target.h (struct c): New structure in the targetm struct.
2345 (mode_for_suffix): New target hook as part of struct c.
2346 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
2347 default_mode_for_suffix.
2348 (TARGET_C): New define.
2349 * c-lex.c: Include "target.h".
2350 (interpret_float): Use targetm.c.mode_for_suffix to determine
2351 the mode for a given non-standard suffix.
2352 Makefile.in (c-lex.o): Depend on $(TARGET_H).
2354 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
2355 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
2357 * doc/extend.texi (Floating Types): New node. Document __float80 and
2358 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
2360 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
2363 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
2364 predicate instead of target_operand.
2365 (divsi3_i1_media, divsi3_media_2): Likewise.
2367 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
2369 * tree.h (alias_sets_might_conflict_p): Rename into
2370 alias_sets_must_conflict_p.
2371 * alias.c (alias_sets_might_conflict_p): Likewise.
2372 (alias_sets_conflict_p): Use it.
2373 (objects_must_conflict_p): Likewise.
2374 * c-common.c (strict_aliasing_warning): Adjust.
2376 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2378 * rtlhooks.c (gen_lowpart_if_possible): Check for
2379 invalid subreg before calling gen_lowpart_SUBREG.
2381 2007-07-02 Geoffrey Keating <geoffk@apple.com>
2383 * config/darwin9.h: Add copyright notice.
2384 (LINK_COMMAND_SPEC): Add comment.
2385 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
2386 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
2387 DARWIN_LIBSYSTEM_HAS_UNWIND.
2389 2007-07-02 Jakub Jelinek <jakub@redhat.com>
2392 * omp-low.c (check_combined_parallel): New function.
2393 (lower_omp_parallel): Call it via walk_stmts, set
2394 OMP_PARALLEL_COMBINED if appropriate.
2395 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
2396 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
2397 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
2398 don't consider it as combined parallel.
2400 2007-07-02 Richard Sandiford <richard@codesourcery.com>
2402 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2403 (gcc_tooldir): Likewise.
2404 * configure: Regenerate.
2405 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2406 old configure.ac gcc_tooldir setting.
2407 (prefix_to_exec_prefix): New variable.
2408 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2409 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2411 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
2413 Fix PR tree-optimization/32583
2414 Fix PR tree-optimization/32584
2415 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
2416 (phi_translate_set): Use phi_translate directly now.
2417 (make_values_for_stmt): Don't value number RHS if we already know
2420 2007-07-02 Steve Ellcey <sje@cup.hp.com>
2421 Jim Wilson <wilson@specifix.com>
2424 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
2427 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
2428 Richard Sandiford <richard@codesourcery.com>
2429 Nigel Stephens <nigel@mips.com>
2431 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
2432 (mips16e_output_save_restore): Declare.
2433 (mips16e_save_restore_pattern_p): Likewise.
2434 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
2435 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
2436 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
2437 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
2438 (BITSET_P): New global macro, extracted from...
2439 (mips_for_each_saved_reg): ...here.
2440 (mips16e_save_restore_info): New struct.
2441 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
2442 (mips16e_save_restore_regs): New variable.
2443 (mips_split_plus, mips16e_find_first_register): New functions.
2444 (mips16e_mask_registers): New function.
2445 (compute_frame_size): Expand the commentary before the function.
2446 Enforce the MIPS16e save and restore register range restrictions.
2447 Pad the general register save area at the low end.
2448 (mips16e_save_restore_reg, mips16e_build_save_restore)
2449 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
2450 (mips16e_output_save_restore, mips16e_collect_propagate_value)
2451 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
2453 (mips_expand_prologue, mips_expand_epilogue): Handle
2454 GENERATE_MIPS16E_SAVE_RESTORE.
2455 * config/mips/mips.md (*mips16e_save_restore): New pattern.
2457 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
2459 PR tree-optimization/31966
2460 PR tree-optimization/32533
2461 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
2462 "basic_block" description as its third argument. Update function
2463 calls to get destination bb from "edge" argument. Save "cond" into
2464 aux field of the edge. Update prototype for changed arguments.
2465 (if_convertible_loop_p): Clear aux field of incoming edges if bb
2467 (find_phi_replacement_condition): Operate on incoming edges, not
2468 on predecessor blocks. If there is a condition saved in the
2469 incoming edge aux field, AND it with incoming bb predicate.
2470 Return source bb of the first edge.
2471 (clean_predicate_lists): Clean aux field of outgoing node edges.
2472 (tree_if_conversion): Do not initialize cond variable. Move
2473 variable declaration into the loop.
2474 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
2475 initializations of new_stmt, arg0 and arg1 variables.
2477 2007-07-02 Jakub Jelinek <jakub@redhat.com>
2479 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
2480 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
2482 2007-07-02 Richard Guenther <rguenther@suse.de>
2484 * tree-ssa.c (useless_type_conversion_p): Document
2485 future intent as defining the middle-end type system.
2486 Re-structure to call langhook last, group by type class,
2487 mark questionable parts.
2489 2007-07-02 Richard Guenther <rguenther@suse.de>
2491 * tree-flow.h (types_compatible_p): Declare.
2492 * tree-ssa.c (types_compatible_p): New function.
2493 * ipa-type-escape.c (discover_unique_type): Use
2494 types_compatible_p instead of lang_hooks.types_compatible_p.
2495 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
2496 * tree-vn.c (expressions_equal_p): Likewise.
2497 * tree.c (fields_compatible_p): Likewise.
2498 * tree-ssa-dom.c (avail_expr_eq): Likewise.
2499 (cprop_operand): Use useless_type_conversion_p instead of
2500 lang_hooks.types_compatible_p.
2501 * tree-inline.c (setup_one_parameter): Likewise.
2502 (declare_return_variable): Likewise.
2503 * tree-nrv.c (tree_nrv): Likewise.
2504 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2505 (maybe_fold_offset_to_component_ref): Likewise.
2506 (maybe_fold_offset_to_reference): Likewise.
2507 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2508 (merge_alias_info): Likewise.
2509 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2510 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2511 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
2512 * tree-tailcall.c (find_tail_calls): Likewise.
2513 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
2514 * gimplify.c (canonicalize_addr_expr): Likewise.
2515 (fold_indirect_ref_rhs): Likewise.
2516 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
2517 (cpt_same_type): Likewise.
2518 (check_pointer_types_r): Swap parameters to cpt_same_type
2520 * fold-const.c (fold_convert): Revert fix for PR15988.
2521 * tree-inline.c (setup_one_parameter): Instead fix it here by
2522 using fold_build1 instead of fold_convert and checking for
2523 error_mark_node. Convert only if the conversion is necessary.
2525 2007-07-02 Joseph Myers <joseph@codesourcery.com>
2527 * configure.ac: Check for .gnu_attribute on Power.
2528 * configure: Regenerate.
2529 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
2530 attribute for floating-point ABI.
2532 2007-07-02 Ira Rosen <irar@il.ibm.com>
2534 PR tree-optimization/32230
2535 PR tree-optimization/32477
2536 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
2537 address is a constant.
2539 2007-07-02 Richard Sandiford <richard@codesourcery.com>
2541 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
2542 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
2543 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
2544 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
2545 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
2546 64-bit targets. Add support for *-elfoabi*.
2547 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
2548 different settings if $(tm_defines) does not select the EABI.
2549 (MULTILIB_EXCLUSIONS): Define in those circumstances.
2550 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
2551 (MIPS_ARCH_OPTION_SPEC): Likewise.
2552 (MIPS_ISA_LEVEL_SPEC): Likewise.
2553 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
2554 * config/mips/elfoabi.h: New file.
2556 2007-07-02 Richard Guenther <rguenther@suse.de>
2558 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
2559 (useless_type_conversion_p): ... this.
2560 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
2561 (useless_type_conversion_p): ... this.
2562 * builtins.c (fold_builtin_memory_op): Rename
2563 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
2564 * tree-cfg.c (verify_expr): Likewise.
2565 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
2566 * tree-ssa-ccp.c (ccp_fold): Likewise.
2567 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2568 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
2569 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2570 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
2571 * tree-ssa-pre.c (eliminate): Likewise.
2572 * tree-ssa.c (delete_tree_ssa): Likewise.
2573 (tree_ssa_useless_type_conversion): Likewise.
2574 * tree.c (build2_stat): Likewise.
2576 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2578 Fix PR tree-optimization/32571
2579 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
2582 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2584 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
2585 and other expected operations explicitly, change default to
2588 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2590 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
2592 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2593 (tls_load_dot_plus_eight): Move the label number into the unspec.
2594 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
2596 2007-07-01 Andreas Schwab <schwab@suse.de>
2598 * dwarf2out.c (initial_return_save): Define only if used.
2600 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2602 Unreverting Richard's Revert of:
2604 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2606 * dce.c (deletable_insn_p_1): New function, split out from...
2607 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2608 specially, not those inside PARALLELs. Remove BODY argument
2609 and adjust recursive call accordingly.
2610 (prescan_insns_for_dce): Update call to delete_insn_p.
2612 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
2613 Revital Eres <eres@il.ibm.com>
2615 * ddg.c (create_ddg_all_sccs): Fix missed
2616 initialization of scc_nodes.
2618 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
2621 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
2622 X + ~X to 1 only for INTEGRAL_TYPE_P type.
2624 2007-06-30 Joseph Myers <joseph@codesourcery.com>
2626 * configure.ac: Check for .gnu_attribute on MIPS.
2627 * configure, config.in: Regenerate.
2628 * config/mips/mips.c (mips_file_start): If supported, output
2629 attribute for floating-point ABI.
2631 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
2634 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
2635 (ffs_cmove): New expander to expand using ctz pattern.
2636 (*ffs_cmove): Remove pattern.
2637 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
2638 (ffsdi2): Expand using ctz pattern.
2639 (*ffs_rex64): Remove pattern.
2641 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2643 PR rtl-optimization/32296
2644 * pa.md (return): Delete pattern.
2645 (return_internal): Remove "(const_int 1)" from pattern.
2646 (epilogue): Use return_internal pattern for trivial returns.
2647 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
2648 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
2650 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
2652 * tree-ssa-pre.c (is_exception_related): New function
2653 (can_value_number_operation): Use it.
2655 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
2657 Fix PR tree-optimization/32540
2658 Fix PR tree-optimization/31651
2660 * tree-ssa-sccvn.c: New file.
2662 * tree-ssa-sccvn.h: Ditto.
2664 * tree-vn.c: Include tree-ssa-sccvn.h
2665 (val_expr_paid_d): Removed.
2666 (value_table): Ditto.
2667 (vn_compute): Ditto.
2668 (val_expr_pair_hash): Ditto.
2669 (val_expr_pair_expr_eq): Ditto.
2670 (copy_vuses_from_stmt): Ditto.
2673 (shared_vuses_from_stmt): Ditto.
2674 (print_creation_to_file): Moved up.
2675 (sort_vuses): Ditto.
2676 (sort_vuses_heap): Ditto.
2677 (set_value_handle): Make non-static.
2678 (make_value_handle): Ditto.
2679 (vn_add): Rewritten to use sccvn lookups.
2680 (vn_add_with_vuses): Ditto.
2681 (vn_lookup): Ditto (and second argument removed).
2682 (vn_lookup_with_vuses): Ditto.
2683 (vn_lookup_or_add): Ditto (and second argument removed);
2684 (vn_lookup_or_add_with_vuses): Ditto.
2685 (vn_lookup_with_stmt): New.
2686 (vn_lookup_or_add_with_stmt): Ditto.
2687 (create_value_handle_for_expr): Ditto.
2689 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
2690 (seen_during_translate): New function.
2691 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
2692 (phi_trans_add): Ditto.
2693 (constant_expr_p): FIELD_DECL is always constant.
2694 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
2695 Use constant_expr_p.
2696 Avoid infinite recursion on mutually valued expressions.
2697 Change callers of vn_lookup_or_add.
2698 (phi_translate): New function.
2699 (compute_antic_safe): Allow phi nodes.
2700 (create_component_ref_by_pieces): Update for FIELD_DECL change.
2701 (find_or_generate_expression): Rewrite slightly.
2702 (create_expression_by_pieces): Updated for vn_lookup_or_add
2704 Update VN_INFO for new names.
2705 (insert_into_preds_of_block): Update for new names.
2706 (add_to_exp_gen): New function.
2707 (add_to_sets): Use vn_lookup_or_add_with_stmt.
2708 (find_existing_value_expr): Rewrite to changed vn_lookup.
2709 (create_value_expr_from): Ditto, and use add_to_exp_gen.
2710 (try_look_through_load): Removed.
2711 (try_combine_conversion): Ditto.
2712 (get_sccvn_value): New function.
2713 (make_values_for_phi): Ditto.
2714 (make_values_for_stmt): Ditto.
2715 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
2717 (init_pre): Update for SCCVN changes.
2719 (execute_pre): Ditto.
2721 * tree-flow.h (make_value_handle): Declare.
2722 (set_value_handle): Ditto.
2723 (sort_vuses_heap): Ditto.
2724 (vn_lookup_or_add_with_stmt): Ditto.
2725 (vn_lookup_with_stmt): Ditto.
2726 (vn_compute): Remove.
2729 (vn_lookup): Update arguments.
2731 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
2733 (tree-ssa-sccvn.o): New.
2734 (OBJS-common): Add tree-ssa-sccvn.o
2736 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2739 * c-typeck.c (build_external_ref): Don't mark as used if called
2741 * calls.c (rtx_for_function_call): Likewise.
2743 2007-06-30 Richard Sandiford <richard@codesourcery.com>
2747 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2749 * dce.c (deletable_insn_p_1): New function, split out from...
2750 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2751 specially, not those inside PARALLELs. Remove BODY argument
2752 and adjust recursive call accordingly.
2753 (prescan_insns_for_dce): Update call to delete_insn_p.
2755 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
2757 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
2758 (try_combine): Move potential calls to undo_all() so they happen
2759 before we commit to using the combined insns.
2761 2006-06-30 Jan Hubicka <jh@suse.cz>
2763 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
2766 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
2768 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
2769 (cgraph_remove_unreachable_nodes): Likewise.
2770 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
2771 * ipa-inline.c (update_caller_keys): Cast according to the coding
2773 (cgraph_decide_recursive_inlining): Likewise.
2774 (cgraph_decide_inlining_of_small_function): Likewise.
2775 (try_inline): Likewise.
2776 (cgraph_decide_inlining_incrementally): Likewise.
2777 * ipa-pure-const.c (get_function_state): Likewise.
2778 (scan_function): Likewise.
2779 (analyze_function): Likewise.
2780 (static_execute): Likewise.
2781 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
2782 (merge_callee_local_info): Likewise.
2783 (analyze_function): Use type safe memory macros.
2784 (static_execute): Likewise. Cast according to the coding conventions.
2785 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
2787 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
2789 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
2790 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
2793 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2796 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
2797 for complex modes (both int and real).
2799 2007-06-29 Jan Hubicka <jh@suse.cz>
2801 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
2803 2007-06-29 Jan Hubicka <jh@suse.cz>
2806 * cse.c (cse_insn): Avoid invalid sharing in between register note and
2809 2007-06-29 Anatoly Sokolov <aesok@post.ru>
2812 * config/avr/avr.c: Include dataflow header file.
2813 (expand_prologue): Adjust for prologue insn change.
2814 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
2817 2007-06-29 Richard Guenther <rguenther@suse.de>
2820 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
2821 during type verification.
2823 2007-06-29 Jan Hubicka <jh@suse.cz>
2825 * recog.c (validate_change_rtx_1): Unshare TO argument.
2827 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
2829 PR tree-optimization/24659
2830 * tree-vect-transform.c (vectorizable_call): Handle
2831 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2833 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
2834 * config/i386/i386.c (enum ix86_builtins)
2835 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
2836 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
2838 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
2839 const using def_builtin_const.
2840 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
2841 input operands in the same modes as the result.
2842 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
2844 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
2846 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
2847 (df_set_dead_notes_for_mw): Likewise.
2849 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2851 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2853 2007-06-28 DJ Delorie <dj@redhat.com>
2855 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2857 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2859 * doc/invoke.texi (C++ Dialect Options): Document
2860 fvisibility-ms-compat.
2861 * c.opt (fvisibility-ms-compat): New.
2863 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2866 * tree-affine.c (aff_combination_add_elt): Handle
2867 pointer addition specially.
2869 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2871 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2872 decl is non-external for AIX ABI.
2874 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2876 * config/rs6000/predicates.md (current_file_function_operand):
2877 Ensure the symbol is non-external for AIX ABI.
2879 2007-06-28 Nick Clifton <nickc@redhat.com>
2881 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2882 (fdce, fdse, fpredictive-commoning): Likewise.
2884 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2887 * gcc.c (process_command): Recognize the new -static-libgfortran
2890 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2893 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2894 Use a call clobbered hard reg instead of a pseudo reg.
2896 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2898 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2900 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2903 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2904 REG_LIBCALL and REG_RETVAL notes.
2905 (divsi3, mulsi3): Likewise.
2906 (mulhisi3): Likewise. Use emit_libcall_block.
2907 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2909 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2911 PR rtl-optimization/32481
2912 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2914 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2916 * dce.c (deletable_insn_p_1): New function, split out from...
2917 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2918 specially, not those inside PARALLELs. Remove BODY argument
2919 and adjust recursive call accordingly.
2920 (prescan_insns_for_dce): Update call to delete_insn_p.
2922 2007-06-27 Richard Guenther <rguenther@suse.de>
2925 * tree.h (fold_convertible_p): Declare.
2926 * fold-const.c (fold_convertible_p): New function.
2927 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2928 instead of lang_hooks.types_compatible_p.
2930 2007-06-26 Jan Hubicka <jh@suse.cz>
2932 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2933 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2934 early use validate_unshare_change.
2935 (reload_combine): Likewise.
2936 * recog.c (change_t): New field unshare.
2937 (validate_change_1): Rename from validate_change; add argument unshare.
2938 (validate_change): Turn into wrapper of validate_change_1; update
2939 prototype for bools.
2940 (validate_unshare_change): New.
2941 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2942 calls of df_insn_rescan.
2943 * recog.h (validate_change): Replace ints by bools.
2944 (validate_unshare_change): Declare.
2946 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2948 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2950 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2952 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2954 2007-06-25 Jan Hubicka <jh@suse.cz>
2956 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2958 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2959 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2960 places other call site specific checks are performed.
2962 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2965 * tree-vect-transform.c (vectorizable_operation): Convert
2966 POINTER_PLUS_EXPR over to PLUS_EXPR.
2968 2007-06-25 Chao-ying Fu <fu@mips.com>
2970 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2971 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2972 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2973 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2975 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2976 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2977 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2978 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2979 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2980 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2981 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2982 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2983 ALL_FIXED_POINT_MODE_P): New define.
2984 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2986 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2988 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2989 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2990 MODE_VECTOR_UACCUM): New mode classes.
2992 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2993 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2994 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2997 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2998 (blank_mode): Initialize ibit and fbit.
2999 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
3000 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3002 (new_adjust): Change required_class to required_class_from and
3003 required_class_to for testing within a range.
3004 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3005 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3007 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
3008 (make_fixed_point_mode): New.
3009 (_ADD_ADJUST): Change C to C1 and C2.
3010 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
3011 use a range for machine classes.
3012 (ADJUST_IBIT, ADJUST_FBIT): New.
3013 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
3015 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3016 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3017 Emit adjustment for ibit and fbit.
3018 (emit_mode_ibit, emit_mode_fbit): New.
3019 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
3021 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
3023 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
3024 as the source of the set.
3026 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
3028 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
3029 FP_REGNO_P): Use IN_RANGE.
3030 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
3031 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
3032 (DATA_REG_P): Use DATA_REGNO_P.
3033 (FP_REG_P): Use FP_REGNO_P.
3034 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
3035 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
3036 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
3038 2007-06-24 Jan Hubicka <jh@suse.cz>
3041 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
3043 2007-06-24 Sebastian Pop <sebpop@gmail.com>
3046 * fold-const.c (fold_binary): Strip nops of operand 0
3047 of BIT_NOT_EXPR before calling operand_equal_p.
3048 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
3049 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
3051 2007-06-23 Mark Mitchell <mark@codesourcery.com>
3053 * doc/extend.texi: Document that dllimport and dllexport imply
3055 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
3056 imported or exported declaration, including type declarations.
3057 * c-common.c (handle_visibility_attribute): Check for conflicts
3058 with dllimport/dllexport.
3059 (c_determine_visibility): Handle dllimport/dllexport as an
3060 explicit visibility atttribute.
3062 2007-06-23 Richard Guenther <rguenther@suse.de>
3064 PR tree-optimization/16876
3066 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
3068 * tree-inline.c (initialize_inlined_parameters): Do not call
3069 lang_hooks.tree_inlining.convert_parm_for_inlining.
3070 * cgraphbuild.c (initialize_inline_failed): Set inline failed
3071 reason for mismatched types.
3072 * gimplify.c (gimplify_call_expr): Verify the call expression
3073 arguments match the called function type signature. Otherwise
3074 mark the call expression to be not considered for inlining
3075 using CALL_CANNOT_INLINE_P flag.
3076 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
3077 edges call expression.
3078 (cgraph_decide_inlining_of_small_function): Likewise.
3079 (cgraph_decide_inlining): Likewise.
3080 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
3082 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
3083 * c-typeck.c (c_convert_parm_for_inlining): Remove.
3084 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
3086 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
3087 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
3089 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3090 convert_parm_for_inlining member.
3092 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
3095 * arm.md (negscc): Match the correct operand for optimized LT0 test.
3096 Remove optimization for GT.
3098 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
3101 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
3103 (prescan_insns_for_dce): Add extra parameter.
3105 2007-06-23 Jan Hubicka <jh@suse.cz>
3108 * gimplify.c (mark_addressable): New function.
3109 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
3111 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3114 * expr.c (store_constructor): Do not clobber non-zeroed memory.
3116 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3119 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
3120 moves between MMX/SSE registers to at least 8 units to prevent
3121 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
3123 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
3125 * config/i386/i386.c (override_options): Correct x86_sahf
3128 2007-06-21 David Daney <ddaney@avtrex.com>
3131 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
3132 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
3133 (exception_receiver): Renamed to ...
3134 (nonlocal_goto_receiver): ... this.
3136 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
3138 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
3139 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
3140 partial register accesses.
3142 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
3144 * fold-const.c (debug_fold_checksum): Move it under
3145 ENABLE_FOLD_CHECKING.
3147 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3150 * tree.h (debug_fold_checksum): Declared.
3151 * fold-const.c (build_fold_addr_expr_with_type_1): New.
3152 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
3153 build_fold_addr_expr_with_type_1.
3154 (fold_addr_expr, debug_fold_checksum): New.
3155 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
3156 (fold_unary, fold_comparison, split_address_to_core_and_offset):
3159 2007-06-21 Sebastian Pop <sebpop@gmail.com>
3161 PR tree-optimization/19590
3162 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
3163 of scev is a constant.
3164 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
3166 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3168 * df-problems.c (df_note_bb_compute): Made computation of live
3169 info consistent with df_lr.
3171 2007-06-21 Richard Guenther <rguenther@suse.de>
3173 PR tree-optimization/32453
3174 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
3175 for pointer anti-range.
3177 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
3179 * config/i386/i386.c (processor_target_table): Increase maximum
3180 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
3183 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
3184 byte alignment if > 8 byte alignment is preferred.
3185 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
3187 2007-06-21 Jakub Jelinek <jakub@redhat.com>
3189 PR tree-optimization/31866
3190 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
3191 if ASM_EXPR's input is not a SSA_NAME.
3194 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
3195 but decl is a global var, instead return decl.
3196 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
3197 even for is_global_var decls, if they are private in some outer
3200 2007-06-21 Richard Guenther <rguenther@suse.de>
3202 PR tree-optimization/32451
3203 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
3205 2007-06-21 Christian Bruel <christian.bruel@st.com>
3207 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
3208 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
3209 (push_regs): Changed saving order or banked registers.
3210 (sh_expand_epilogue): Likewise.
3211 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
3212 (FIRST_BANKED_REG): Likewise.
3213 (LAST_BANKED_REG): Likewise.
3214 * config/sh/sh.md (banked) New attribute.
3215 (in_delay_slot): Check banked attribute.
3217 2007-06-20 Sebastian Pop <sebpop@gmail.com>
3219 PR tree-optimization/32075
3220 * tree-data-ref.c (subscript_dependence_tester_1,
3221 analyze_miv_subscript, analyze_overlapping_iterations,
3222 add_distance_for_zero_overlaps, build_classic_dist_vector,
3223 subscript_dependence_tester_1, analyze_overlapping_iterations,
3224 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
3225 compute_affine_dependence, compute_all_dependences): Pass loop_nest
3226 to evolution_function_is_affine_multivariate_p.
3228 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3230 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
3232 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
3235 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
3237 * config/m32c/prologue.md (epilogue_exitd_16): New.
3238 (epilogue_reit_16): New.
3239 (epilogue_exitd): Rename to epilogue_exitd_24.
3240 (epilogue_reit): Rename to epilogue_reit_24.
3242 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
3243 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3245 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
3247 * haifa-sched.c (queue_to_ready): Don't requeue next insn
3248 if dbg_cnt (sched_insn) reaches the limit.
3249 (choose_ready): New parameter INSN_PTR and new return value.
3250 (schedule_block): Handle dbg_cnt (sched_insn). Handle
3251 the new return value from choose_ready.
3252 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
3253 (rest_of_handle_global_alloc): New global_alloc_at_func.
3255 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
3257 PR tree-optimization/25737
3258 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
3259 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
3260 * tree-flow.h (struct fieldoff): Add new field alias_set.
3261 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
3262 argument addressable_type. Set alias_set of fieldoff.
3263 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
3264 (create_overlap_variables_for): Pass alias_set from fieldoff to
3266 * alias.c (get_alias_set): Use alias_set from SFT if set.
3268 2007-06-20 Hui-May Chang <hm.chang@apple.com>
3270 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
3271 of a variable as an unsigned HOST_WIDE_INT integer.
3273 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
3275 PR rtl-optimization/32405
3276 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
3278 2007-06-20 Jakub Jelinek <jakub@redhat.com>
3280 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
3283 * builtins.c: Include diagnostic.h.
3284 (expand_builtin_expect): Make gcc_assert more permissive.
3285 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
3288 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
3292 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
3293 if ACCUMULATE_OUTGOING_ARGS.
3295 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3297 * config/m68hc11/m68hc11.c: Include dataflow header file.
3298 (m68hc11_reorg): Port to dataflow.
3300 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3302 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
3303 (struct df_problem.free_blocks_on_set_blocks): New field.
3304 (struct dataflow.optional_p): New field.
3305 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
3306 (df_live_set_all_dirty): New function.
3307 * df-scan.c (df_scan_alloc): Initialize optional_p.
3308 (problem_SCAN): Initialize free_blocks_on_set_blocks.
3309 * df-core.c (df_set_blocks): Removed use of
3310 DF_FIRST_OPTIONAL_PROBLEM. Now uses
3311 df_problem.free_blocks_on_set_blocks to determine which blocks are
3313 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
3314 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
3315 uses dataflow.optional_p to determine if problem should be
3317 (rest_of_handle_df_initialize): Only start live problem if
3319 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
3320 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
3321 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
3322 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
3323 problem_NOTE): Initialize free_blocks_on_set_blocks.
3324 (df_lr_bb_local_compute): Recompute luids if df_live problem is
3326 (df_live_set_all_dirty, df_note_alloc): New function.
3327 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
3329 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
3330 * postreload.c (reload_combine): Ditto.
3331 * cse.c (cse_extended_basic_block): Ditto.
3332 * regmove.c (mark_flags_life_zones): Ditto.
3333 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
3334 erase_matching_seqs): Ditto.
3335 * bt-load.c (compute_defs_uses_and_gen): Ditto.
3336 * integrate (allocate_initial_values): Ditto.
3337 * combine.c (reg_dead_at_p): Ditto.
3338 * resource.c (mark_target_live_regs): Ditto.
3339 * sched-rgn.c (check_live_1, update_live_1): Ditto.
3340 * config/sh/sh.c (find_r0_life_regions): Ditto.
3341 * global.c (rest_of_handle_global_alloc): Only add back df_live
3343 * local-alloc.c (rest_of_handle_local_alloc): Only remove
3345 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
3347 (if_convert): Make sure df_live is there at -O == 1.
3348 (pass_if_after_combine): Cleanup flags.
3349 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
3350 is there at -O == 1.
3352 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
3354 * config/arm/arm.c (arm_get_frame_offsets): Set
3355 offsets->locals_base to avoid negative stack size.
3356 (thumb1_expand_prologue): Assert on negative stack size.
3358 2007-06-19 Sebastian Pop <sebpop@gmail.com>
3360 PR tree-optimization/32367
3361 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
3362 of the chrec has no evolution in that loop.
3363 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
3365 2007-06-19 Bob Wilson <bob.wilson@acm.org>
3367 * config/xtensa/xtensa.c: Include "df.h".
3368 (xtensa_builtin_saveregs): Use adjust_address instead of
3370 (xtensa_va_start): Invoke make_tree with sizetype for
3371 expand_builtin_saveregs and then convert the result to a pointer.
3372 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
3373 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
3374 Subtract argument size from index value as integers and then use
3375 POINTER_PLUS_EXPR to add the result to the array address.
3377 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3380 * config/m32c/m32c.c: Include dataflow header file.
3381 (m32c_emit_prologue): Adjust for prologue insn change.
3382 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
3383 once inside a PARALLEL. Assume frame size passed in operand 0
3384 includes space to save the fb register.
3385 (prologue_enter_24): Likewise.
3386 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
3388 2007-06-19 David Daney <ddaney@avtrex.com
3391 * config/mips/mips.md (cprestore): Mark $gp as used.
3393 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3396 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
3397 (frv_ifcvt_modify_insn): Likewise.
3399 2007-06-19 Richard Guenther <rguenther@suse.de>
3401 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
3402 only handle positive offsets that fit in a HOST_WIDE_INT.
3404 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
3406 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
3407 result of rsqrt insn for zero input argument to avoid NaN.
3409 2007-06-19 Richard Guenther <rguenther@suse.de>
3412 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
3414 2007-06-19 Jakub Jelinek <jakub@redhat.com>
3416 PR tree-optimization/32353
3417 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
3419 2007-06-19 Nick Clifton <nickc@redhat.com>
3421 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
3423 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
3426 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
3427 * config/i386/i386.c (assign_386_stack_local): Assert that
3428 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
3429 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
3430 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
3431 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
3433 2007-06-18 Steve Ellcey <sje@cup.hp.com>
3435 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
3437 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
3439 PR rtl-optimization/32321
3440 * gcse.c (replace_store_insn): Update the note before
3441 calling emit_insn_after.
3443 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3446 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
3448 * df-problems.c (df_note_bb_compute): Fix dumping info.
3450 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
3452 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
3453 insn with emit_jump_insn.
3455 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
3457 PR tree-optimization/32383
3458 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
3459 * targhooks.h (default_builtin_reciprocal): Update prototype.
3460 * target.h (struct gcc_target): Update builtin_reciprocal.
3461 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
3462 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
3463 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
3464 when fndecl is in BUILT_IN_MD class.
3465 (execute_convert_to_rsqrt): Ditto.
3467 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
3468 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
3469 Convert BUILT_IN_SQRTF code only when md_fn is false.
3471 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
3473 * bt-load.c (move_btr_def): Fix the order of arguments
3474 to validate_replace_rtx.
3476 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
3478 * config/m68k/m68k-devices.def: Add 54450..54455.
3480 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
3482 PR rtl-optimization/32366
3483 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
3484 FLOAT_EXTEND]: Prevent non-scalar modes from entering
3487 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3490 * modulo-sched (generate_reg_moves): Added rescan parameter and if
3491 this is true, rescan insn being modified.
3492 (sms_schedule): Added rescan parameter.
3493 (rest_of_handle_sms): Moved freeing of dominance info to before
3494 getting out of cfg_layout.
3496 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
3498 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
3499 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
3502 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
3503 FL_CF_EMAC from the entry for isac.
3505 * config/m68k/predicates.md (const_call_operand): Adjust comment.
3506 (const_sibcall_operand): New.
3507 (sibcall_operand): Use it.
3508 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
3509 (m68k_isas): ISAC does not imply FPU or EMAC.
3510 (override_options): Add ISA_C logic for symbolic jump & call.
3512 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3514 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
3515 return mode from the builtin itself.
3516 (sparc_fold_builtin): Fix cast of zero constant.
3518 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3520 * targhooks.c (default_builtin_reciprocal): New default target hook.
3521 * targhooks.h (default_builtin_reciprocal): Add prototype.
3522 * hooks.c (hook_tree_tree_bool_null): Remove hook.
3523 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
3524 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
3525 default_builtin_reciprocal.
3527 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3530 * hooks.c (hook_tree_tree_bool_null): New hook.
3531 * hooks.h (hook_tree_tree_bool_null): Add prototype.
3532 * tree-pass.h (pass_convert_to_rsqrt): Declare.
3533 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
3534 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
3535 and convert it to reciprocal a*rfunc(b).
3536 (execute_convert_to_rsqrt): New function.
3537 (gate_convert_to_rsqrt): New function.
3538 (pass_convert_to_rsqrt): New pass definition.
3539 * target.h (struct gcc_target): Add builtin_reciprocal.
3540 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
3541 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
3542 TARGET_BUILTIN_RECIPROCAL.
3543 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
3545 * config/i386/i386.h (TARGET_RECIP): New define.
3546 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
3547 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3548 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3549 and not optimizing for size.
3550 (*rcpsf2_sse): New insn pattern.
3551 (*rsqrtsf2_sse): Ditto.
3552 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
3553 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3554 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3555 and not optimizing for size.
3556 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
3557 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3558 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3559 and not optimizing for size.
3560 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
3561 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3562 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3563 and not optimizing for size.
3564 (*sse_rsqrtv4sf2): Do not export.
3566 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
3567 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3568 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3569 and not optimizing for size.
3571 * config/i386/i386.opt (mrecip): New option.
3572 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
3573 (ix86_emit_swsqrtsf): Ditto.
3574 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
3575 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
3577 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
3578 ix86_expand_unop1_builtin.
3579 (ix86_emit_swdivsf): New function.
3580 (ix86_emit_swsqrtsf): Ditto.
3581 (ix86_builtin_reciprocal): New function.
3582 (TARGET_BUILTIN_RECIPROCAL): Use it.
3583 (ix86_vectorize_builtin_conversion): Rename from
3584 ix86_builtin_conversion.
3585 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
3586 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
3587 "i386 and x86_64 Options" section.
3588 (Intel 386 and AMD x86_64 Options): Document -mrecip.
3590 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3591 Zdenek Dvorak <dvorakz@suse.cz>
3592 Richard Guenther <rguenther@suse.de>
3593 Kaz Kojima <kkojima@gcc.gnu.org>
3595 * tree-vrp.c (compare_values_warnv): Convert val2 to
3597 (extract_range_from_assert): Create
3598 POINTER_PLUS_EXPR for pointer types.
3599 (extract_range_from_binary_expr): Handle
3600 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
3602 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
3603 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
3604 POINTER_PLUS_EXPR as PLUS_EXPR.
3605 (number_of_iterations_lt_to_ne):
3606 For pointer types, use sizetype when
3607 creating MINUS_EXPR/PLUS_EXPRs.
3608 (assert_loop_rolls_lt): For pointer types, use sizetype when
3609 creating MINUS_EXPR/PLUS_EXPRs.
3610 (number_of_iterations_le): Likewise.
3611 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
3612 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
3613 like PLUS_EXPR and MINUS_EXPR.
3614 * tree-pretty-print.c (dump_generic_node): Handle
3616 (op_prio): Likewise.
3617 (op_symbol_1): Likewise.
3618 * optabs.c (optab_for_tree_code): Likewise.
3619 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
3621 * tree-tailcall.c (process_assignment): Mention
3622 POINTER_PLUS_EXPR in a TODO comment.
3623 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
3624 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
3625 not used with a pointer and an integer type.
3626 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
3627 increment using chrec_convert_rhs instead of chrec_convert.
3628 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
3629 PLUS_EXPR except for the right hand side's type will be
3631 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
3632 (fold_used_pointer_cast): Kill.
3633 (pointer_offset_p): Kill.
3634 (fold_used_pointer): Kill.
3635 (pointer_used_p): Kill.
3636 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
3637 call fold_used_pointer.
3638 (instantiate_parameters_1): Convert the increment
3639 using chrec_convert_rhs instead of chrec_convert.
3640 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
3641 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
3642 instead of PLUS_EXPR.
3643 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
3644 PLUS_EXPR for pointers.
3645 (std_gimplify_va_arg_expr): Likewise.
3646 (fold_builtin_memory_op): Likewise.
3647 (fold_builtin_strstr): Likewise.
3648 (fold_builtin_strchr): Likewise.
3649 (fold_builtin_strrchr): Likewise.
3650 (fold_builtin_strpbrk): Likewise.
3651 (expand_builtin_memory_chk): Likewise.
3652 (fold_builtin_memory_chk): Likewise.
3653 (std_expand_builtin_va_start): Use
3654 sizetype for the call to make_tree and then convert
3655 to the pointer type.
3656 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
3657 instead of PLUS_EXPR for adding to a pointer.
3658 (std_gimplify_va_arg_expr): Use fold_build2 for
3659 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
3660 the operands to sizetype first and then cast the BIT_AND_EXPR
3661 back to the pointer type.
3662 * fold-const.c (build_range_check): Handle pointer types
3664 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
3665 of PLUS_EXPR's. Make sure the offset is converted to
3667 (try_move_mult_to_index): Strip the NOPs from the offset.
3668 Remove code argument and replace all uses with PLUS_EXPR.
3669 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
3670 specially. Don't use a pointer type for MINUS_EXPR.
3671 (fold_unary): Handle for (T1)(X op Y),
3672 only p+ as that is the only as that can be handled for
3673 binary operators now.
3674 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
3676 <case PLUS_EXPR>: Add folding of PTR+INT into
3678 Don't call try_move_mult_to_index.
3679 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
3680 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
3681 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
3682 Don't call try_move_mult_to_index.
3683 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
3684 (tree_expr_nonzero_p): Likewise.
3685 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
3686 of PLUS_EXPR for the complex expression folding.
3687 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
3688 first chrec is a pointer type, then the second should
3689 be sizetype and not the first's type.
3690 For POINTER_PLUS_EXPR, use a different right hand side type.
3691 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3692 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
3693 different right hand side type.
3694 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3695 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
3696 instead of PLUS_EXPR.
3697 When either operand is zero, convert the other operand.
3698 (chrec_apply): Use chrec_convert_rhs
3699 on the argument x instead of chrec_convert.
3700 (reset_evolution_in_loop): For pointer types, the new_evol
3702 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
3703 different right hand side type.
3704 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3705 (chrec_convert_rhs): New function.
3706 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
3707 different right hand side type.
3708 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3709 * tree-chrec.h (chrec_convert_rhs): New prototype.
3710 (build_polynomial_chrec): For pointer types, the right hand
3711 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
3712 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
3713 Remove subtraction case as it is always addition now.
3714 Make sure the offset is converted to sizetype.
3715 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
3716 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
3717 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
3718 PLUS_EXPR in pointer type.
3719 Handle POINTER_PLUS_EXPR.
3720 (tree_to_aff_combination): Likewise.
3721 (force_expr_to_var_cost): Likewise.
3722 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
3723 instead of PLUS_EXPR for pointers.
3724 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
3725 instead of PLUS_EXPR of pointer types.
3726 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
3728 (check_va_list_escapes): Likewise.
3729 (check_all_va_list_escapes): Likewise.
3730 * dwarf2out.c (loc_descriptor_from_tree_1):
3731 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
3732 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
3733 (string_constant): Likewise.
3734 * tree-ssa-address.c (tree_mem_ref_addr): When adding
3735 the offset to the base, use POINTER_PLUS_EXPR.
3736 (add_to_parts): Convert the index to sizetype.
3737 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
3738 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
3739 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
3740 Offset only holds something for PLUS_EXPR.
3741 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
3743 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
3745 (analyze_accesses_for_modify_stmt): Likewise.
3746 Remove comment about the type being integral type as it is
3748 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
3750 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
3752 Correct the type which the artimentic is done in (is now
3755 * tree-data-ref.c (split_constant_offset): Handle
3757 * tree-affine.c (tree_to_aff_combination): Likewise.
3758 * c-typeck.c (build_unary_op): For pointers create the increment
3759 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
3761 * gimplify.c (gimplify_self_mod_expr): Create a
3762 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3763 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
3764 * tree.def (POINTER_PLUS_EXPR): New tree code.
3765 * tree-predcom.c (ref_at_iteration): If we have a pointer
3766 type do the multiplication in sizetype.
3767 * tree-mudflap.c (mf_xform_derefs_1): Create a
3768 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3769 * tree-ssa-forwprop.c
3770 (forward_propagate_addr_into_variable_array_index):
3771 Don't expect there to be a cast for the index as that
3772 does not exist anymore.
3773 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
3774 instead of PLUS_EXPR.
3775 Don't check for the first operand of the POINTER_PLUS_EXPR
3776 was the index as it cannot be.
3777 Call forward_propagate_addr_into_variable_array_index with
3778 the SSA_NAME instead of the statement.
3779 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
3780 (compare_constant): Likewise.
3781 (copy_constant): Likewise.
3782 (compute_reloc_for_constant): Likewise.
3783 (output_addressed_constants): Likewise.
3784 (initializer_constant_valid_p): Likewise.
3785 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
3786 Convert the MIN/MAX of the inner type to the outer
3787 type before comparing them.
3788 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
3789 POINTER_PLUS_EXPR instead of PLUS_EXPR.
3790 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
3791 of PLUS_EXPR for pointers.
3792 * tree-inline.c (estimate_num_insns_1): Handle
3794 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3795 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3796 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
3797 instead of PLUS_EXPR for the pointer increment statement.
3798 (vect_update_ivs_after_vectorizer): For pointer types, create
3799 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
3800 MULT_EXPR in sizetype.
3801 (vect_gen_niters_for_prolog_loop): Add a cast when creating
3803 * tree-object-size.c (plus_expr_object_size): Handle
3804 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
3805 code which is trying to figure out which side is a pointer and
3807 (check_for_plus_in_loops_1): Likewise.
3808 (check_for_plus_in_loops): Likewise.
3809 * c-common.c (pointer_int_sum): Create a
3810 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3811 * tree-ssa-structalias.c (handle_ptr_arith): Handle
3812 only POINTER_PLUS_EXPR. Removing all the extra
3813 code which is trying to figure out which side is a pointer and
3815 * tree-cfg.c (verify_expr): Add extra checking for pointers and
3816 PLUS_EXPR and MINUS_EXPR.
3817 Also add checking to make sure the operands of POINTER_PLUS_EXPR
3819 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
3820 with make_tree, instead of a pointer type.
3821 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
3822 for pointers instead of PLUS_EXPR.
3823 (s390_gimplify_va_arg): Likewise.
3824 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
3825 instead of PLUS_EXPR when doing addition on pointer
3826 types. Use sizetype for the second operand.
3827 (spu_gimplify_va_arg_expr): Likewise.
3828 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
3829 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
3830 a pointer. Don't create a BIT_AND_EXPR for pointer types.
3831 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
3832 for the pointer addition and also use size_int/sizetype
3834 (ix86_gimplify_va_arg): Likewise.
3835 Perform BIT_AND_EXPR on sizetype arguments.
3836 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
3837 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
3838 for the pointer additions and also use size_int for the offsets.
3839 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
3840 additions and also use size_int for the offsets. Perform
3841 BIT_AND_EXPR on sizetype arguments.
3842 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
3843 POINTER_PLUS_EXPR for pointers and create the
3844 BIT_AND_EXPR in sizetype.
3845 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
3846 instead of PLUS_EXPR for pointer addition.
3847 (rs6000_va_start): Likewise.
3848 Also use sizetype for the offset.
3849 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
3850 as PLUS_EXPR/MINUS_EXPR.
3851 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3852 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3853 Don't use BIT_AND_EXPR on a pointer type, convert the
3854 expression to sizetype first.
3855 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3857 (mips_gimplify_va_arg_expr): Likewise.
3858 Don't create BIT_AND_EXPR in a pointer type.
3860 2007-06-15 Eric Christopher <echristo@apple.com>
3862 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3863 (x86_64-*-darwin*): Ditto.
3864 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3867 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3869 * doc/extend.texi: Document behavior of __attribute__((aligned))
3872 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3874 * rtlanal.c (note_stores): Improve documentation.
3876 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3878 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3879 LOCAL_LABEL_PREFIX): Delete.
3880 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3881 (bfin_internal_label): Delete.
3883 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3885 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3886 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3887 otherwise define to LIBGCC2_TF_CEXT.
3888 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3889 (LIBGCC_TF_CEXT): Ditto.
3892 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3894 PR rtl-optimization/32339
3895 * df-scan.c (df_uses_record): Don't modify flags but just add to
3896 it for df_ref_record.
3898 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3900 * tree-mudflap.c: Fix whitespace issues.
3902 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3904 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3906 2007-06-14 Eric Christopher <echristo@apple.com>
3908 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3909 (movv4sf): Use gcc_unreachable instead of abort.
3911 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3914 * config/i386/sfp-machine.h (CMPtype): New define.
3915 (mach stubs): Use CMPtype instead of int as a return type.
3917 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3919 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3920 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3921 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3922 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3923 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3924 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3925 config/soft-fp/soft-fp.h: Update from glibc CVS.
3927 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3929 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3931 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3934 * config/v850/v850.c: Include dataflow header file.
3935 (substitute_ep_register): Fix typo.
3937 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3939 * configure.ac: Fix earlier checkin.
3940 * configure: Regenerated.
3942 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3944 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3945 * aclocal.m4: Regenerate.
3946 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3947 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3948 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3949 * configure: Regenerate.
3950 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3952 * Makefile.in (quickstrap): Build libgcc too.
3954 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3956 * configure.ac: Add --enable-checking=df. Explicitly mention that
3957 the variables are initialized as for "release".
3958 * df-core.c: Use it.
3959 * configure: Regenerate.
3960 * config.in: Regenerate.
3962 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3964 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3965 validate_replace_rtx instead of replace_rtx.
3966 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3968 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3970 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3971 (DWARF2_UNWIND_INFO): Override default if configured with
3973 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3974 (ENDFILE_SPEC): Add crtend.o.
3975 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3976 (ENDFILE_SPEC): Add crtend.o.
3977 (TARGET_USE_JCR_SECTION): Define.
3978 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3980 * config/i386/cygming-crtbegin.c: New file.
3981 * config/i386/cygming-crtend.c: New file.
3983 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3985 * config/i386/w32-unwind.h: New file.
3987 2007-06-13 Eric Christopher <echristo@apple.com>
3989 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3990 the user set a value below STACK_BOUNDARY.
3992 2007-06-13 Thiemo Seufer <ths@networkno.de>
3994 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3995 imply -lpthread for -pthread.
3997 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3999 * basic-block.h: Remove the prototype for
4000 free_basic_block_vars.
4001 * cfglayout.h: Remove the prototype for
4002 insn_locators_initialize.
4003 * tree.h: Remove the prototype for emit_line_note.
4005 * tree-ssa-pre.c (mergephitemp): Remove.
4006 (init_pre): Don't use mergephitemp.
4008 2007-06-13 Eric Christopher <echristo@apple.com>
4010 * config/i386/i386.c (override_options): If we've specified
4011 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
4013 2007-06-13 Bob Wilson <bob.wilson@acm.org>
4015 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
4018 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4020 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
4021 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
4022 (eh_store_handler): New pattern.
4023 (eh_return): Emit it instead of a plain move.
4025 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
4027 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
4028 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
4029 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
4032 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
4034 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
4035 (find_next_insn_start, find_load): New functions.
4036 (bfin_reorg): Use them to deal with the fact that parallel insns are
4037 no longer represented as a SEQUENCE.
4039 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4041 * config/sparc/sparc.c (sparc_override_options): Initialize
4044 2007-06-13 Dave Korn <dave.korn@artimi.com>
4046 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
4049 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
4051 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
4052 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
4053 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
4054 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
4055 tree-vect-transform.c: Fix comment typos. Follow spelling
4058 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4060 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
4061 to the exit block use set.
4062 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
4063 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
4064 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
4066 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
4068 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
4069 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
4070 to indicate an error.
4071 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
4073 (dbg_cnt_process_opt): Print an error on a bad argument.
4074 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
4075 * common.opt (-fdbg-cnt-list): New.
4076 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
4078 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
4080 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
4081 flag on ref-all pointers.
4083 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4086 * expr.c (expand_expr_addr_expr_1): Call expand_expr
4087 for the offset with the modifier as EXPAND_INITIALIZER
4088 if the modifier is EXPAND_INITIALIZER.
4089 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
4090 a register if we had an overflow.
4092 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4094 * real.c (real_isfinite): New.
4095 (real_sqrt): Use it.
4096 * real.h (real_isfinite): New.
4097 * builtins.c: Use it.
4099 2007-06-12 Ian Lance Taylor <iant@google.com>
4100 Daniel Berlin <dberlin@dberlin.org>
4103 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
4104 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
4105 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
4106 (DECL_NO_TBAA_P): Define.
4107 (struct tree_decl_common): Add no_tbaa_flag field.
4108 * tree-ssa-structalias.c (struct variable_info): Add
4109 no_tbaa_pruning field.
4110 (new_var_info): Initialize no_tbaa_pruning field.
4111 (unify_nodes): Copy no_tbaa_pruning field.
4112 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4113 (dump_solution_for_var): Print no_tbaa_pruning flag.
4114 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
4116 (compute_tbaa_pruning): New static function.
4117 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
4118 Call compute_tbaa_pruning.
4119 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
4120 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
4121 * gimple-low.c (lower_stmt): Likewise.
4122 * tree-gimple.c (is_gimple_stmt): Likewise.
4123 * tree-ssa-operands.c (get_expr_operands): Likewise.
4124 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4125 * tree-inline.c (estimate_num_insns_1): Likewise.
4126 (copy_result_decl_to_var): Likewise.
4127 * expr.c (expand_expr_real_1): Likewise.
4128 * tree-pretty-print.c (dump_generic_node): Likewise.
4129 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
4130 * omp-low.c (omp_copy_decl_2): Likewise.
4131 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
4132 * doc/c-tree.texi (Expression trees): Document
4133 CHANGE_DYNAMIC_TYPE_EXPR.
4135 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4137 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
4138 with !HONOR_NANS and !HONOR_INFINITIES.
4139 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
4141 2007-06-12 Tristan Gingold <gingold@adacore.com>
4143 * gcov.c: Comments updated.
4144 (source_info): Add file_time field.
4145 (source_index): New variable.
4146 (mutiple_files): New variable.
4147 (generate_results): New function extracted from process_file.
4148 (process_file): Save and restore chain of functions, generate
4149 results and free structures only if not merging results.
4150 (release_structures): File names are now freed in create_file_names
4151 (create_file_names): Free previous file names.
4152 (find_source): File date is now read here and modifications in
4153 source files is checked here.
4154 (read_graph_file): Only reverse order of functions for the current
4156 (make_gcov_file_name): Do not generate long names if input_name is
4158 (output_lines): If merging results do not display graph, data and
4160 Checking source file modification is done in find_source.
4162 * doc/gcov.texi: Append an s to sourcefile.
4164 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
4166 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
4167 (forced_nop): New pattern.
4168 * config/bfin/bfin.c: Include "df.h".
4169 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
4170 (bfin_discover_loop): Use df_get_live_in instead of
4171 global_live_at_start.
4172 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
4173 df_analyze when done.
4174 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
4175 the insns. Use QImode for the final insn in a bundle. Call
4176 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
4178 (reorder_var_tracking_notes): New function.
4179 (bfin_reorg): Pass no argument to split_all_insns. Don't call
4180 update_life_info. Call df_analyze after scheduling and bundle
4181 generation. Call reorder_var_tracking_notes if generating these
4182 notes. Call df_finish_pass at the end.
4184 2007-06-12 Dirk Mueller <dmueller@suse.de>
4186 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
4187 a comparison, not an assignment.
4189 2007-06-12 Olivier Hainque <hainque@adacore.com>
4191 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
4192 Request walking the subtrees only, leaving the current is_lhs/val_only
4194 (convert_non_local_reference): Likewise.
4196 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
4198 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
4200 2007-06-12 Richard Guenther <rguenther@suse.de>
4202 PR tree-optimization/15353
4203 PR tree-optimization/31657
4204 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
4205 * timevar.def: Add TV_TREE_IFCOMBINE.
4206 * tree-pass.h (pass_tree_ifcombine): Declare.
4207 * tree-ssa-ifcombine.c: New file.
4208 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
4209 * tree-flow.h (blocks_in_phiopt_order): Declare.
4210 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
4211 (tree-ssa-ifcombine.o): New dependencies.
4213 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4215 PR rtl-optimization/32293
4216 * combine.c (simplify_if_then_else): Truncate return from
4217 nonzero_bits() to correct mode.
4219 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
4221 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
4222 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
4224 2007-06-11 Diego Novillo <dnovillo@google.com>
4226 * Makefile.in (reload1.o-warn): Remove.
4228 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
4230 * combine.c (subst): Use reg_overlap_mentioned_p
4231 instead of comparing register numbers directly.
4233 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4235 * reload1.c (mark_home_live_1): Use the mode parameter.
4237 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4239 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
4240 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
4244 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
4246 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
4248 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4250 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
4251 from integer registers.
4252 (FP mode splitters): Handle TFmode.
4254 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
4256 * tree-ssa-structalias.c (find_what_p_points_to): Return false
4257 for ref-all pointers that point-to anything.
4259 2007-06-11 Joseph Myers <joseph@codesourcery.com>
4261 * config/arm/arm.c (arm_output_dwarf_dtprel,
4262 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
4264 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
4266 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
4267 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
4270 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
4272 * gcc/tree.c (signed_or_unsigned_type_for): New.
4273 (unsigned_type_for): Use signed_or_unsigned_type_for.
4274 (signed_type_for): Use signed_or_unsigned_type_for.
4275 * gcc/tree.h (signed_or_unsigned_type_for): New.
4276 (get_signed_or_unsigned_type): Remove.
4277 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
4278 lang_hooks.types.signed_type
4279 (size_diffop): Likewise.
4280 (all_ones_mask_p): Likewise.
4281 (build_range_check): Likewise.
4282 (fold_cond_expr_with_comparison): Likewise.
4283 (fold_cond_expr_with_comparison): Likewise.
4284 (unextend): Likewise.
4285 (extract_muldiv_1): Likewise.
4286 (fold_single_bit_test_into_sign_test): Likewise.
4287 (fold_binary): Likewise.
4288 (fold_ternary): Likewise.
4289 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
4290 instead of get_signed_or_unsigned_type.
4291 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
4292 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
4293 * gcc/expr.c (signed_or_unsigned_type_for): Use
4294 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
4295 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
4296 (lhd_signed_or_unsigned_type): Remove.
4297 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
4298 signed_or_unsigned_type.
4299 (lhd_signed_or_unsigned_type): Remove.
4300 * gcc/expmed.c (make_tree): Use signed_type_for instead of
4301 lang_hooks.types.signed_type.
4302 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
4303 c_common_signed_type instead of lang_hooks.types.signed_type.
4304 (c_common_unsigned_type): New.
4305 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
4306 (shorten_compare): Use c_common_unsigned_type instead of
4307 c_common_signed_or_unsigned_type.
4308 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
4310 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
4311 lang_hooks.types.signed_type.
4312 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
4313 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
4314 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
4315 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
4316 instead of unsigned_type_for.
4317 * gcc/c-decl.c (groakdeclarator): Likewise.
4318 * gcc/c-typeck.c (convert_for_assignment): Likewise.
4319 * gcc/c-common.h (c_common_unsigned_type): New.
4321 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4324 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
4325 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
4327 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4330 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
4331 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
4333 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
4334 Sebastian Pop <sebpop@gmail.com>
4336 * lambda-code.c (remove_iv): New.
4337 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
4339 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
4341 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
4342 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
4343 * tree-ssa-loop-prefetch.c: Include optabs.h.
4344 (FENCE_FOLLOWING_MOVNT): New macro.
4345 (struct mem_ref): Add independent_p and storent_p fields.
4346 (record_ref): Initalize the new fields.
4347 (gather_memory_references_ref): Return true if the reference
4349 (gather_memory_references): Check whether all memory accesses
4350 in loop were recorded.
4351 (should_issue_prefetch_p): Return false for nontemporal stores.
4352 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
4353 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
4354 (determine_loop_nest_reuse): Detect independent memory references.
4355 (loop_prefetch_arrays): Call mark_nontemporal_stores.
4356 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
4357 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
4358 * config/i386/i386.h (x86_mfence): Declare.
4359 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
4360 * config/i386/i386.c (x86_mfence): New variable.
4361 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
4363 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
4364 * optabs.c (init_optabs): Initialize storent_optab.
4365 * optabs.h (enum optab_index): Add OTI_storent.
4366 (storent_optab): Declare.
4367 * genopinit.c (optabs): Add initialization for storent_optab.
4368 * tree.h (MOVE_NONTEMPORAL): New macro.
4369 * expr.c (expand_assignment, store_expr, store_constructor_field,
4370 store_constructor, store_field, expand_expr_real_1): Propagate
4371 nontemporality of the expanded store.
4372 (emit_storent_insn): New function.
4373 * expr.h (expand_assignment, store_expr): Declaration changed.
4374 * function.c (assign_parm_setup_reg): Pass false as nontemporality
4375 to expand_assignment.
4376 * stmt.c (expand_asm_expr): Ditto.
4377 * calls.c (initialize_argument_information): Pass false as
4378 nontemporality to store_expr.
4379 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
4382 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
4384 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
4386 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
4388 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
4390 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
4391 and allow DECL_P here.
4393 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
4395 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
4396 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
4397 track of the size of the expression.
4398 * cfghooks.c (merge_blocks): Remove block from loops structure only
4399 after call of the merge_blocks hook.
4401 2007-06-09 Tom Tromey <tromey@redhat.com>
4403 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
4404 (deprecated_state): Removed.
4405 (start_decl): Update.
4406 (enum deprecated_states): Moved earlier.
4407 (groktypename): Update.
4408 (push_parm_decl): Likewise.
4409 (grokfield): Likewise.
4410 (start_function): Likewise.
4412 2007-06-09 Ian Lance Taylor <iant@google.com>
4414 PR tree-optimization/32169
4415 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
4416 CONVERT_EXPR, check whether min and max both converted to an
4417 overflow infinity representation.
4419 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
4421 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
4422 not inserted on the edge.
4424 2007-06-08 Bob Wilson <bob.wilson@acm.org>
4426 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
4427 instructions if they are supported.
4428 (__divsi3, __umodsi3, __modsi3): Likewise.
4429 (__ashldi3, __ashrdi3, __lshrdi3): New.
4430 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
4432 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
4433 Tony Linthicum <tony.linthicum@amd.com>
4435 * doc/invoke.texi: Add fvect-cost-model flag.
4436 * common.opt (fvect-cost-model): New flag.
4437 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
4438 cost fields in stmt_vec_info struct for STMT.
4439 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
4440 fields in stmt_vec_info struct and access functions for the same.
4441 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
4442 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
4443 load, store and vector to scalar operation.
4444 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
4445 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
4446 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
4447 (TARG_VEC_STORE_COST): Define cost of vector store.
4448 (vect_estimate_min_profitable_iters): Define new function.
4449 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
4450 check to evaluate if loop iterations are less than minimum profitable
4451 iterations determined by cost model or minimum vect loop bound defined
4452 by user, whichever is more conservative.
4453 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
4454 run-time check to evaluate if loop iterations are less than minimum
4455 profitable iterations determined by cost model or minimum vect loop
4456 bound defined by user, whichever is more conservative.
4457 (vect_estimate_min_profitable_iterations): New function to estimate
4458 mimimimum iterartions required for vector version of loop to be
4459 profitable over scalar version.
4460 (vect_model_reduction_cost): New function.
4461 (vect_model_induction_cost): New function.
4462 (vect_model_simple_cost): New function.
4463 (vect_cost_strided_group_size): New function.
4464 (vect_model_store_cost): New function.
4465 (vect_model_load_cost): New function.
4466 (vectorizable_reduction): Call vect_model_reduction_cost during
4468 (vectorizable_induction): Call vect_model_induction_cost during
4470 (vectorizable_load): Call vect_model_load_cost during analysis phase.
4471 (vectorizable_store): Call vect_model_store_cost during analysis phase.
4472 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
4473 vectorizable_promotion, vectorizable_demotion): Call
4474 vect_model_simple_cost during analysis phase.
4476 2007-06-08 Simon Baldwin <simonb@google.com>
4478 * reg-stack.c (get_true_reg): Readability change. Moved default case
4479 label into direct switch statement scope.
4481 2007-06-08 Simon Baldwin <simonb@google.com>
4483 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
4484 in gcc_assert() with '==' comparison.
4486 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4488 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
4489 TARGET_ABM handling of x86_popcnt variable.
4491 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4493 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
4494 __builtin_copysignq and __builtin_infq built-in functions.
4496 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4498 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
4499 SSE4.2 section. Correct built-in function names in SSE4A section.
4501 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4503 PR tree-optimization/32243
4504 * tree-vect-transform.c (vectorizable_type_promotion): Move check
4505 for ncopies after ratio check between nunits_out and nunits_in.
4506 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
4508 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
4510 PR tree-optimization/32224
4511 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
4512 vectorization upon a non GIMPLE_MODIFY_STMT.
4514 2007-06-08 Christian Bruel <christian.bruel@st.com>
4517 * config/sh/sh.md (doloop_end): New pattern and splitter.
4518 * loop-iv.c (simple_rhs_p): Check for hardware registers.
4520 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
4523 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
4525 (verify_dominators): Do not change dominance tree.
4527 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4529 * config/sh/constraints.md: New file.
4530 * config/sh/sh.c: Include tm-constrs.h.
4531 (reg_class_from_letter): Remove.
4532 (prepare_cbranch_operands): Use satisfies_constraint_*
4533 function instead of macro.
4534 (andcosts, broken_move, sh_secondary_reload): Likewise.
4535 * config/sh/predicates.md (trapping_target_operand): Likewise.
4536 (and_operand, arith_operand, arith_reg_or_0_operand,
4537 cmp_operand, logical_operand, target_operand,
4538 ua_address_operand, ua_offset, xor_operand): Likewise.
4539 * config/sh/sh.md: Include constraints.md.
4540 (*movsicc_t_false): Use satisfies_constraint_* function
4542 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
4543 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
4544 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
4545 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
4546 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
4547 (REG_CLASS_FROM_CONSTRAINT): Remove.
4548 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
4549 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
4550 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
4551 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
4552 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4553 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
4554 function instead of macro.
4555 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
4556 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
4557 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
4558 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
4559 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
4560 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
4561 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
4562 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
4563 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
4564 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
4565 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
4566 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
4567 EXTRA_CONSTRAINT_STR): Likewise.
4568 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
4570 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4572 * config/i386/darwin.h (STACK_BOUNDARY): Define.
4574 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
4577 * c-common.h (flag_cpp0x): Replaced by...
4578 (cxx_dialect): ... this new variable specifying the C++ dialect that
4580 * c-common.c (flag_cpp0x): Removed.
4581 (cxx_dialect): Defined.
4582 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
4584 * c-opts.c (c_common_post_options): Likewise.
4585 (set_std_cxx98): Set cxx_dialect to cxx98.
4586 (set_std_cxx0x): Set cxx_dialect to cxx0x.
4588 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4589 Hui-May Chang <hm.chang@apple.com>
4591 * doc/invoke.texi (Darwin Options): Update documentation for
4592 -mmacosx-version-min.
4593 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
4594 * config/darwin-driver.c: New file.
4595 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
4596 * config/t-darwin (darwin-driver.o): New rule.
4598 * config/darwin-c.c (version_as_macro): Ignore low digit.
4600 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
4602 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
4603 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
4604 (CSGNMODE): New mode macro.
4605 (CSGNVMODE): New mode attribute.
4606 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
4607 expander using CSGNMODE mode macro. Handle TFmode.
4608 (copysign<mode>3_const): Rename from copysignsf3_const and
4609 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
4611 (copysign<mode>3_var): Rename from copysignsf3_var and
4612 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
4614 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
4615 mode macro. Handle TFmode.
4616 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
4617 (iortf3, *iortf3): Ditto.
4618 (xortf3, *xortf3): Ditto.
4619 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
4620 TFmode and TImode masks.
4621 (ix86_expand_copysign): Expand TFmode copysign insn.
4622 (IX86_BUILTIN_INFQ): New.
4623 (IX86_BUILTIN_FABSQ): Ditto.
4624 (IX86_BUILTIN_COPYSIGNQ): Ditto.
4625 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
4626 [__builtin_fabsq]: Ditto.
4627 [__builtin_copysignq]: Ditto.
4628 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
4629 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
4630 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
4631 ix86_expand_binop_builtin().
4633 2007-06-07 Bob Wilson <bob.wilson@acm.org>
4635 * config/xtensa/lib1funcs.asm: Clean up whitespace.
4637 2007-06-07 Steve Ellcey <sje@cup.hp.com>
4640 * rtl.h (push_to_sequence2): New.
4641 * emit-rtl.c (push_to_sequence2): New.
4642 * function.c (assign_parm_data_all): Add new fields.
4643 (assign_parm_setup_block): Call push_to_sequence2 instead of
4645 (assign_parm_setup_reg): Ditto.
4646 (assign_parm_setup_stack): Ditto.
4647 (assign_parms_unsplit_complex): Ditto.
4648 (assign_parms): Change field name.
4650 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
4652 PR tree-optimization/32220
4653 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
4654 phi node is reached before defining statement.
4656 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4659 * tree-vect-transform.c (vectorizable_call): Call update_stmt
4660 after changing the right hand side of the assignment.
4662 2007-06-06 Eric Christopher <echristo@apple.com>
4664 * config.gcc (i?86-*-darwin*): Remove arch parameter.
4665 (x86_64-*-darwin*): Ditto.
4666 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
4667 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4669 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4671 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
4673 (add_key): Likewise.
4674 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
4675 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
4677 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
4679 (add_cost_one_coalesce): Likewise.
4680 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
4681 variable names. Rename orig to orig_name for consistency.
4682 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
4684 (cprop_into_successor_phis): Avoid using C++ keywords as variable
4686 (record_equivalences_from_stmt): Likewise.
4687 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
4688 the coding conventions.
4689 (memory_ssa_name_same): Likewise.
4690 (dse_optimize_stmt): Likewise.
4691 (dse_record_phis): Likewise.
4692 (dse_finalize_block): Likewise.
4693 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
4694 keywords as variable names.
4695 (may_move_till): Cast according to the coding conventions.
4696 (force_move_till_expr): Avoid using C++ keywords as variable names.
4697 (force_move_till): Cast according to the coding conventions.
4698 (memref_hash): Likewise.
4699 (memref_eq): Likewise.
4700 (gather_mem_refs_stmt): Likewise.
4701 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
4702 using C++ keywords as variable names.
4703 (idx_find_step): Cast according to the coding conventions.
4704 (idx_record_use): Likewise.
4705 (find_depends): Likewise.
4706 (prepare_decl_rtl): Likewise.
4707 (mbc_entry_hash): Likewise.
4708 (mbc_entry_eq): Likewise.
4709 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
4710 (simplify_replace_tree): Avoid using C++ keywords as variable names.
4711 (idx_infer_loop_bounds): Cast according to the coding conventions.
4712 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
4713 * tree-ssa-math-opts.c (occ_new ): Likwise.
4714 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
4716 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
4718 (add_use_op): Likewise.
4719 (add_vop): Likewise.
4720 (add_vuse_op): Likewise.
4721 (add_vdef_op): Likewise.
4722 (get_expr_operands): Likewise.
4723 (push_stmt_changes): Use type safe memory macros.
4724 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
4725 keywords as variable names.
4726 (conditional_replacement): Likewise.
4727 (minmax_replacement): Likewise.
4728 (abs_replacement): Likewise.
4729 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
4731 (insert_fake_stores): Avoid using C++ keywords as variable names.
4732 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
4734 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
4735 (heapvar_insert): Use type safe memory macros.
4736 (new_var_info): Cast according to the coding conventions.
4737 (new_constraint): Likewise.
4738 (remove_preds_and_fake_succs): Use type safe memory macros.
4739 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
4741 (thread_single_edge): Likewise.
4742 (thread_through_loop_header): Likewise.
4744 2007-06-06 Eric Christopher <echristo@apple.com>
4746 * config/i386/i386.c (override_options): Move handling
4747 of TARGET_SUBTARGET* earlier.
4749 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
4751 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
4754 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
4756 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
4757 emited outside of basic block.
4758 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
4760 * rtl.h (delete_insn_chain): Declaration changed.
4761 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
4763 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
4764 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
4765 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
4766 to delete_insn_chain.
4767 (rtl_verify_flow_info_1): Verify that the insns in header and footer
4768 do not have bb field set.
4769 (rtl_verify_flow_info): Verify that insns between basic blocks do not
4771 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
4772 * cfgcleanup.c (try_optimize_cfg): Ditto.
4774 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4776 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
4777 (lambda_body_vector_new): Use type safe memory macros.
4778 (lambda_linear_expression_new): Likewise.
4779 (lambda_loopnest_new): Likewise.
4780 (lambda_lattice_new): Likewise.
4781 (replace_uses_equiv_to_x_with_y): Cast according to the coding
4782 conventions. Use type safe memory macros.
4783 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
4784 (lambda_body_vector_s): Likewise.
4785 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
4786 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
4788 2007-06-06 Richard Guenther <rguenther@suse.de>
4790 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
4791 if we need to schedule cfg_cleanup.
4792 (tree_ssa_forward_propagate_single_use_vars): Do so.
4794 2007-06-06 Ian Lance Taylor <iant@google.com>
4796 * fold-const.c (merge_ranges): If range_successor or
4797 range_predecessor fail, just return 0.
4799 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4801 PR tree-optimization/32216
4802 * tree-vectorizer.c (supportable_widening_operation): Determine
4803 signedness of FIX_TRUNC_EXPR from output operand.
4804 (supportable_narrowing_operation): Ditto.
4805 * tree-vect-generic.c (expand_vector_operations_1): Determine
4806 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
4809 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4811 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
4812 (struct pta): ...from here. Change flags to unsigned to avoid
4813 excessive casting (as it is used as a bit mask).
4814 (override_options): Add casts according to the coding convenventions.
4815 (x86_64_elf_unique_section): Likewise.
4816 (examine_argument): Avoid using C++ keywords as variable names.
4817 (construct_container): Likewise.
4818 (legitimize_pic_address): Likewise.
4819 (get_dllimport_decl): Cast according to the coding conventions. Use
4820 type safe memory macros.
4821 (legitimize_address): Cast according to the coding conventions.
4822 (emit_i387_cw_initialization): Corrected the type of slot to enum
4824 (ix86_init_machine_status): Use type safe memory macros.
4825 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
4826 (bdesc_pcmpistr): Likewise.
4827 (bdesc_crc32): Likewise.
4828 (bdesc_sse_3arg): Likewise.
4829 (bdesc_2arg): Likewise.
4830 (bdesc_1arg): Likewise.
4831 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
4832 (ix86_expand_sse_pcmpistr): Likewise.
4833 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
4834 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
4835 int to match the langhook definition.
4836 (ix86_builtin_conversion): Change the type of code to unsigned init to
4837 match the langhook definition.
4838 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
4840 (ix86_preferred_output_reload_class): Likewise.
4841 (ix86_cannot_change_mode_class): Likewise.
4842 (ix86_memory_move_cost): Likewise.
4843 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
4844 avoid excessive casting later on.
4845 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
4847 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4849 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
4850 as flags setting insn.
4851 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4853 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4855 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4856 (UNSPEC_ROUND): New.
4857 ("sse4_1_round<mode>2"): New insn pattern.
4858 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4860 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4861 expander using SSEMODEF mode macro. Expand using
4862 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4863 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4864 expander using SSEMODEF mode macro. Expand using
4865 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4866 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4867 expander using SSEMODEF mode macro. Expand using
4868 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4869 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4870 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4871 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4874 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4875 Sebastian Pop <sebpop@gmail.com>
4877 * lambda.h (build_linear_expr): New.
4878 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4879 Use build_linear_expr, call fold and force_gimple_operand.
4880 (lambda_loopnest_to_gcc_loopnest): Check that there is
4881 something to insert.
4882 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4884 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4886 PR preprocessor/23479
4887 * doc/extend.texi: Document the 0b-prefixed binary integer
4890 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4892 PR tree-optimization/32215
4893 * tree-vectorizer.c (supportable_widening_operation): Return false
4894 for unsupported FIX_TRUNC_EXPR tree code.
4895 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4897 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4899 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4900 register on SPE targets. Change documentation to reflect
4902 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4903 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4904 out of the register allocation pool.
4905 (rs6000_reg_live_or_pic_offset_p): New function.
4906 (rs6000_emit_prologue): Move the actual saving of LR up to free
4907 r0 for holding r11. Split saving of SPE 64-bit registers into
4908 its own case. Ensure that offsets will always be in-range for
4909 'evstdd' by using r11 as a scratch register to point at the start
4910 of the SPE save area. Save r11 if necessary, as it is the static
4912 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4913 into its own case. Ensure that offsets will always be in-range
4914 for 'evldd' by using r11 as a scratch register to point at the
4915 start of the SPE save area. Also adjust r11 when restoring
4916 the stack pointer to compensate for pre-loading r11.
4918 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4920 * cfg.c (init_flow): Use type safe memory macros.
4921 (alloc_block): Likewise.
4922 (unchecked_make_edge): Likewise.
4923 (dump_flow_info): Avoid using C++ keywords as variable names.
4924 (copy_original_table_clear): Cast according to the coding conventions.
4925 (copy_original_table_set): Likewise.
4926 * cfgexpand (label_rtx_for_bb): Likewise.
4927 (expand_gimple_basic_block): Likewise.
4928 * cfghooks.c (dump_bb): Likewise.
4929 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4931 (lv_add_condition_to_bb): Likewise.
4932 * cfglayout (relink_block_chain): Cast according to the coding
4934 (fixup_reorder_chain): Likewise.
4935 (fixup_fallthru_exit_predecessor): Likewise.
4936 * cfgloop.c (glb_enum_p): Likewise.
4937 (get_exit_description): Likewise.
4938 (dump_recorded_exit): Likewise.
4939 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4940 (struct loop): ... from here.
4941 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4943 * cfgrtl.c (rtl_create_basic_block): Likewise.
4944 (rtl_split_block): Likewise.
4945 (rtl_dump_bb): Likewise.
4946 (cfg_layout_split_block): Likewise.
4947 (init_rtl_bb_info): Use typesafe memory macros.
4949 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4950 * graphds.h: Updated all usages of edge to graph_edge.
4951 * graphds.c: Likewise.
4952 * cfgloopanal.c: Likewise.
4954 2007-06-05 Ian Lance Taylor <iant@google.com>
4956 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4957 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4958 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4960 (test_for_singularity): Likewise.
4962 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4964 * config/i386/constraints.md ("Y2"): Replaced by ...
4966 * config/i386/i386.md: Likewise.
4967 * config/i386/mmx.md: Likewise.
4968 * config/i386/sse.md: Likewise.
4970 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4972 * config/i386/constraints.md ("z"): Replaced by ...
4974 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4975 (sse4_1_blendvps): Likewise.
4976 (sse4_1_pblendvb): Likewise.
4977 (sse4_2_pcmpestr): Likewise.
4978 (sse4_2_pcmpestrm): Likewise.
4979 (sse4_2_pcmpestr_cconly): Likewise.
4980 (sse4_2_pcmpistr): Likewise.
4981 (sse4_2_pcmpistrm): Likewise.
4982 (sse4_2_pcmpistr_cconly): Likewise.
4984 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4986 * matrix-reorg.c (transform_access_sites): Fix computation.
4987 (transform_allocation_sites): Same.
4989 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4991 * config/i386/i386.c (override_options): Use
4992 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4994 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4996 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4997 (nonimm_not_xmm0_operand): Ditto.
4998 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4999 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
5000 as operand[2] predicate. Require "z" class XMM register for
5001 operand[3]. Adjust asm template.
5002 ("sse4_1_blendvpd"): Ditto.
5003 ("sse4_1_pblendvb"): Ditto.
5004 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
5005 force op2 into xmm0 register for variable blend instructions.
5007 2007-06-04 Tom Tromey <tromey@redhat.com>
5009 * c-tree.h (start_enum): Update.
5010 (build_enumerator): Likewise.
5011 * c-decl.c (enum_next_value): Removed.
5012 (enum_overflow): Likewise.
5013 (start_enum): Add c_enum_contents argument. Don't use globals.
5014 (build_enumerator): Likewise.
5015 * c-tree.h (struct c_enum_contents): New struct.
5017 2007-06-04 Tom Tromey <tromey@redhat.com>
5019 * c-common.c (c_common_get_alias_set): Fix indentation.
5021 2007-06-04 Ian Lance Taylor <iant@google.com>
5023 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
5024 to overflow, reduce overflow infinity to regular infinity.
5025 (vrp_var_may_overflow): New static function.
5026 (vrp_visit_phi_node): Check vrp_var_may_overflow.
5028 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
5030 * stor-layout.c (layout_type): Remove duplicate code.
5032 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
5035 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
5036 before build_common_builtin_nodes ().
5038 2007-06-04 Steve Ellcey <sje@cup.hp.com>
5041 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
5043 2007-06-04 Jan Hubicka <jh@suse.cz>
5045 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
5046 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
5047 instead of _stat version.
5049 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5051 PR tree-optimization/32194
5052 * tree-predcom.c (determine_offset): Check that both references have
5055 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
5057 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
5058 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
5059 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5060 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
5061 Add argument to iterate_fix_dominators call.
5062 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
5063 * gcse.c (hoist_code): Change domby to vector.
5064 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
5065 Add argument to iterate_fix_dominators call.
5066 * loop-doloop.c (doloop_modify): Changed recount_dominator to
5067 recompute_dominator.
5068 * lambda-code.c (perfect_nestify): Ditto.
5069 * cfgloopanal.c: Include graphds.h.
5070 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
5071 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
5072 (mark_irreducible_loops): Use graphds_scc. Remove argument from
5074 * graphds.c: New file.
5075 * graphds.h: New file.
5076 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
5077 (get_dominated_by, get_dominated_by_region): Change return type to
5079 (verify_dominators): Recompute all dominators and compare the results.
5080 (recount_dominator): Renamed to ...
5081 (recompute_dominator): ... this. Do not check that the block is
5083 (iterate_fix_dominators): Reimplemented.
5084 (prune_bbs_to_update_dominators, root_of_dom_tree,
5085 determine_dominators_for_sons): New functions.
5086 * et-forest.c (et_root): New function.
5087 * et-forest.h (et_root): Declare.
5088 * Makefile.in (graphds.o): Add.
5089 (cfgloopanal.o): Add graphds.h dependency.
5090 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
5091 * basic-block.h (get_dominated_by, get_dominated_by_region,
5092 iterate_fix_dominators): Declaration changed.
5093 (recount_dominator): Renamed to ...
5094 (recompute_dominator): ... this.
5095 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
5096 (thread_through_all_blocks): Do not free dominance info.
5098 2007-06-03 Andreas Schwab <schwab@suse.de>
5100 * config/m68k/m68k.c (override_options): Don't override
5102 * config/m68k/m68k-modes.def (SF, DF): Define to use
5103 motorola_single_format and motorola_double_format, resp.
5104 * real.c (motorola_single_format): Renamed from
5105 coldfire_single_format.
5106 (motorola_double_format): Renamed from coldfire_double_format.
5107 (encode_ieee_extended): Generate a proper canonical NaN image
5108 respecting canonical_nan_lsbs_set.
5109 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
5111 * real.h: Adjust declarations.
5113 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
5116 * config/sh/sh.md (symGOT_load): Don't schedule insns when
5117 the symbol is generated with the stack protector.
5119 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
5121 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
5122 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
5124 * doc/extend.texi (interrupt): Mention m68k.
5126 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
5128 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
5129 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
5130 (ix86_expand_sse_pcmpestr): Do not check operands for
5131 "register_operand", when insn operand predicate is "register_operand".
5132 (ix86_expand_sse_pcmpistr): Ditto.
5134 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
5135 Uros Bizjak <ubizjak@gmail.com>
5137 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
5138 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
5139 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
5140 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
5141 * config/i386/constraints.md ("z"): New register constraint
5142 for members of SSE_FIRST_REG class.
5143 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
5144 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
5145 SSE_FIRST_REG class.
5146 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
5147 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
5148 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
5149 (IX86_BUILTIN_PCMPESTRM128): Likewise.
5150 (IX86_BUILTIN_PCMPESTRA128): Likewise.
5151 (IX86_BUILTIN_PCMPESTRC128): Likewise.
5152 (IX86_BUILTIN_PCMPESTRO128): Likewise.
5153 (IX86_BUILTIN_PCMPESTRS128): Likewise.
5154 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
5155 (IX86_BUILTIN_PCMPISTRI128): Likewise.
5156 (IX86_BUILTIN_PCMPISTRM128): Likewise.
5157 (IX86_BUILTIN_PCMPISTRA128): Likewise.
5158 (IX86_BUILTIN_PCMPISTRC128): Likewise.
5159 (IX86_BUILTIN_PCMPISTRO128): Likewise.
5160 (IX86_BUILTIN_PCMPISTRS128): Likewise.
5161 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
5162 (struct builtin_description): Change "flag" field to unsigned.
5163 (bdesc_pcmpestr): New builtin description table.
5164 (bdesc_pcmpistr): Likewise.
5165 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
5166 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
5167 Initialize pcmp[ei]str[im] insns for SSE4.2.
5168 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
5169 (ix86_expand_sse_pcmpistr): Likewise.
5170 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
5171 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
5172 (UNSPEC_PCMPISTR): Likewise.
5173 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
5174 (sse4_2_pcmpestri):New isns pattern.
5175 (sse4_2_pcmpestrm): Likewise.
5176 (sse4_2_pcmpestr_cconly): Likewise.
5177 (sse4_2_pcmpistr): New insn patern and splitter.
5178 (sse4_2_pcmpistri):New isns pattern.
5179 (sse4_2_pcmpistrm): Likewise.
5180 (sse4_2_pcmpistr_cconly): Likewise.
5181 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
5184 2007-06-01 David Daney <ddaney@avtrex.com>
5186 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
5187 LOADGP_ABSOLUTE and not binds_local_p.
5189 2007-06-01 Geoffrey Keating <geoffk@apple.com>
5191 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
5193 2007-06-01 Ian Lance Taylor <iant@google.com>
5195 * tree-vrp.c (compare_name_with_value): Always set
5196 used_strict_overflow if we get a result from the variable itself.
5198 2007-06-01 Ian Lance Taylor <iant@google.com>
5200 PR rtl-optimization/31455
5201 * lower-subreg.c (find_decomposable_subregs): Don't decompose
5202 subregs which have a cast between modes which are not tieable.
5204 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
5206 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
5207 breaks after return statements.
5209 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
5211 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
5212 only after no_new_pseudos.
5214 2007-05-31 Eric Christopher <echristo@apple.com>
5216 * expr.c (convert_move): Assert that we don't have a BLKmode
5218 (store_expr): Handle BLKmode moves by calling emit_block_move.
5220 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
5222 * c-typeck.c (build_indirect_ref): Include type in error message.
5223 (build_binary_op): Pass types to binary_op_error.
5224 * c-common.c (binary_op_error): Take two type arguments, print out
5226 * c-common.h (binary_op_error): Update prototype.
5228 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5230 * config/i386/i386.c: Correct coments on -mno-sse4.
5232 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
5234 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
5235 (x86_64-*-*): Likewise.
5236 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
5237 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
5238 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5239 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
5240 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5241 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5242 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5243 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5244 (OPTION_MASK_ISA_SSE4): Likewise.
5245 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
5246 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5247 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
5248 (override_options): Support SSE4.2.
5249 (ix86_build_const_vector): Support SImode and DImode.
5250 (ix86_build_signbit_mask): Likewise.
5251 (ix86_expand_int_vcond): Support V2DImode.
5252 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
5253 (IX86_BUILTIN_CRC32HI): Likewise.
5254 (IX86_BUILTIN_CRC32SI): Likewise.
5255 (IX86_BUILTIN_CRC32DI): Likewise.
5256 (IX86_BUILTIN_PCMPGTQ): Likewise.
5257 (bdesc_crc32): Likewise.
5258 (bdesc_sse_3arg): Likewise.
5259 (ix86_expand_crc32): Likewise.
5260 (ix86_init_mmx_sse_builtins): Support SSE4.2.
5261 (ix86_expand_builtin): Likewise.
5262 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5263 __SSE4_2__ for -msse4.2.
5264 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
5265 (CRC32MODE): Likewise.
5266 (crc32modesuffix): Likewise.
5267 (crc32modeconstraint): Likewise.
5268 (sse4_2_crc32<mode>): Likewise.
5269 (sse4_2_crc32di): Likewise.
5270 * config/i386/i386.opt (msse4.2): New for SSE4.2.
5272 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
5273 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
5274 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
5275 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
5276 (vcondu<mode>): Likewise.
5277 * doc/extend.texi: Document SSE4.2 built-in functions.
5278 * doc/invoke.texi: Document -msse4.2/-msse4.
5280 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
5282 PR tree-optimization/32160
5283 * tree-predcom.c (predcom_tmp_var): New function. Mark created
5284 variable as gimple reg.
5285 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
5287 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
5289 * gcc.c (main): Don't consider linker options when issuing the
5290 warning about a linker input file not being used.
5292 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5294 * tree-vrp.c (compare_names): Initialize sop.
5296 2007-05-30 Dirk Mueller <dmueller@suse.de>
5298 * cgraphunit.c (cgraph_analyze_function): Remove
5299 computation of inline parameters.
5301 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5303 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
5305 2007-05-30 Richard Sandiford <richard@codesourcery.com>
5307 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
5308 Add vx-common.h. Include vxworks.h between vx-common.h and
5310 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
5312 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
5313 (TARGET_ASM_DESTRUCTOR): Likewise.
5314 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
5315 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
5316 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5317 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
5318 (VXWORKS_ENDIAN_SPEC): Define.
5319 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
5320 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
5321 VXWORKS_* equivalents.
5322 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
5323 (ASM_FILE_START): Delete.
5324 (TARGET_VERSION): Reformat.
5325 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
5326 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
5327 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
5328 (FPBIT, DPBIT): Define.
5329 (fp-bit.c, dp-bit.c): New rules.
5330 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
5331 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
5332 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
5333 * config/arm/arm.h: Include vxworks-dummy.h.
5334 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
5335 Mark with ATTRIBUTE_UNUSED.
5336 (arm_override_options): Do not allow VxWorks RTP PIC to be used
5337 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
5338 make it incompatible with -msingle-pic-base.
5339 (arm_function_ok_for_sibcall): Return false for calls that might
5340 go through a VxWorks PIC PLT entry.
5341 (require_pic_register): New function, split out from...
5342 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
5344 (arm_load_pic_register): Handle the VxWorks RTP initialization
5345 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
5346 (arm_emit_call_insn): New function.
5347 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
5348 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
5349 (pic_offset_arm): New pattern.
5350 (call, call_value): Use arm_emit_call_insn.
5351 (call_internal, call_value_internal): New expanders.
5352 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
5353 VxWorks unless __PIC__.
5355 2007-05-30 Eric Christopher <echristo@gmail.com>
5357 * genrecog.c: Include regs.h in generated file.
5358 * genemit.c: Ditto. Fix up formatting.
5359 * config/mn10300/constraints.md: New.
5360 * config/mn10300/mn10300.md: Include.
5361 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
5362 Fix up for removed macro.
5363 * config/mn10300/predicates.md (call_address_operand): Ditto.
5364 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
5365 (CONST_OK_FOR_I): Ditto.
5366 (CONST_OK_FOR_J): Ditto.
5367 (CONST_OK_FOR_K): Ditto.
5368 (CONST_OK_FOR_L): Ditto.
5369 (CONST_OK_FOR_M): Ditto.
5370 (CONST_OK_FOR_N): Ditto.
5371 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
5375 (EXTRA_CONSTRAINT): Ditto.
5377 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5379 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
5381 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
5382 OPTION_MASK_ISA_64BIT.
5383 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
5385 2007-05-30 Richard Guenther <rguenther@suse.de>
5388 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
5389 types for comparison.
5390 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
5391 with original typed arguments.
5392 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
5394 2007-05-30 Jakub Jelinek <jakub@redhat.com>
5396 PR tree-optimization/31769
5397 * except.c (duplicate_eh_regions): Clear prev_try if
5398 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
5400 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
5402 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
5403 * tree-ssa-sink.c (statement_sink_location): Return basic block and
5404 bsi of the location where statements should be inserted.
5405 (sink_code_in_bb): Take bsi from statement_sink_location.
5406 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
5407 instead of bsi_start.
5408 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
5410 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
5411 (bsi_move_before): Document inconsistency with bsi_move_after.
5412 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
5414 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5416 * config/i386/i386.h (TARGET_ABM): New define.
5417 (TARGET_POPCNT): Ditto.
5418 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
5419 New temporary defines to redefine from OPTION_ISA_* defines.
5420 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
5421 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
5422 (ix86_isa_flags): New extern int declaration.
5423 (TARGET_SUBTARGET_DEFAULT): New define.
5424 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
5425 (TARGET_SUBTARGET32_DEFAULT): Ditto.
5426 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
5427 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
5428 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
5429 * config/i386/darwin.h: Change TARGET_64BIT define to
5432 * config/i386/i386.opt (m3dnowa): Define as undocumented option
5433 using existing "ix86_isa_flags" varible.
5434 (m32, m64): Use existing "ix86_isa_flags" variable.
5435 (mmmx, m3dnow): Ditto.
5436 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
5437 (mabm): Define as non-negative option using "x86_abm" variable.
5438 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
5440 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
5441 Rewrite feature test bitmap.
5442 (ix86_isa_flags): New initialized global int varible.
5443 (ix86_isa_flags_explicit): New static int variable.
5444 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
5445 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
5446 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
5447 target_flags_explicit.
5448 (override_options): Remove "target_enable" and "target_disable" fields
5449 from "struct ptt". Update processor_target_table accordingly. Remove
5450 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
5451 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
5452 "target_flags" and "ix86_isa_flags_explicit" instead of
5453 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
5454 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
5455 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
5456 to true when either of PTA_POPCNT or PTA_ABM is set in
5457 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
5458 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
5459 processor_alias_table flags entry. Remove handling of
5460 "target_enable" and "target_disable" fields of processor_target_table.
5461 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
5462 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
5463 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
5464 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
5465 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
5467 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
5469 2007-05-29 David Daney <ddaney@avtrex.com>
5472 * config/mips/mips.c (mips_output_mi_thunk): Emit
5473 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
5475 2007-05-29 Hui-May Chang <hm.chang@apple.com>
5476 * config/i386/i386.c (ix86_function_regparm): Added checking of
5477 ix86_force_align_arg_pointer to determine the number of
5478 register parameters.
5480 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
5482 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
5483 (SET_DR_MISALIGNMENT): New.
5484 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
5485 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
5486 Use SET_DR_MISALIGNMENT.
5487 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
5489 * tree-data-ref.c (create_data_ref, compute_all_dependences,
5490 find_loop_nest): Export.
5491 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
5492 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
5493 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
5494 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
5496 (struct mem_ref): Add field reuse_distance.
5497 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
5498 Initialize reuse_distance field.
5499 (issue_prefetch_ref): Select temporality of prefetch according to
5501 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
5502 self_reuse_distance, determine_loop_nest_reuse): New functions.
5503 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
5504 (tree_ssa_prefetch_arrays): Dump L2 cache size.
5505 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
5508 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
5510 * tree-ssa-alias.c: Add aliasing overview.
5512 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
5513 Danny Smith <dannysmith@users.sourceforge.net>
5516 * config/i386/t-crtfm: Compile crtfastmath.o with
5517 -minline-all-stringops.
5518 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
5519 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
5521 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5523 * doc/md.texi: Document constraints on HP PA-RISC.
5525 * pa/constraints.md: New file.
5526 * pa.md: Include constraints.md.
5527 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
5528 (integer_store_memory_operand, ldil_cint_p): New functions.
5529 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
5530 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5531 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
5532 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
5533 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
5535 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
5538 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
5539 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
5540 case POSTDECREMENT_EXPR>): Return the error_mark_node
5541 if either the real or imaginary parts would an
5544 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
5546 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
5547 name when we remove it from a call.
5549 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
5551 * targhooks.c (default_narrow_bitfield): Remove.
5552 * targhooks.h: Remove the prototype for
5553 default_narrow_bitfield.
5555 * langhooks-def.h: Remove the prototype for
5556 hook_get_alias_set_0.
5557 * langhooks.c (hook_get_alias_set_0): Remove.
5559 * global.c (EXECUTE_IF_CONFLICT): Remove.
5561 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5564 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
5565 return true when truth_value_p is true and the type
5568 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
5570 * doc/install.texi (Prerequisites): We no longer require Autoconf
5571 2.13 for the top-level.
5573 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
5575 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
5576 memory access via x86_expand_vector_move_misalign() only for
5577 TImode values on 32-bit targets.
5579 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
5581 * matrix-reorg.c: New file. Implement matrix flattening and
5582 transposing optimization.
5583 * tree-pass.h: Add matrix reorg pass.
5584 * common.opt: Add fipa-mreorg flag.
5585 * Makefile.in: Add matrix-reorg.c.
5586 * passes.c: Add matrix reorg pass.
5587 * varpool.c (add_new_static_var): New function.
5588 * cgraph.h (add_new_static_var): Declare.
5590 2007-05-27 Eric Christopher <echristo@apple.com>
5592 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
5593 sp_offset depending on stack size. Save r12 depending
5594 on registers we're saving later.
5595 (rs6000_emit_epilogue): Update sp_offset depending only
5598 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
5600 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
5601 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5602 * ifcvt.c (if_convert): Ditto.
5603 * tree-ssa-threadupdate.c (thread_block): Ditto.
5604 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
5605 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5606 verify_loop_closed_ssa): Check number_of_loops instead of
5608 * predict.c (tree_estimate_probability): Ditto.
5609 * tree-if-conv.c (main_tree_if_conversion): Ditto.
5610 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5611 * modulo-sched.c (sms_schedule): Ditto.
5612 * tree-scalar-evolution.c (scev_const_prop): Ditto.
5613 (scev_finalize): Do not do anything if scev analysis was not
5615 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
5616 current_loops == NULL.
5617 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
5618 * loop-init.c (loop_optimizer_init): Do not free current_loops when
5620 (loop_optimizer_finalize): Assert that loops were analyzed.
5621 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
5622 rtl_doloop): Check number_of_loops instead of current_loops.
5623 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
5624 current_loops == NULL.
5625 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
5626 gate_tree_vectorize tree_linear_transform, check_data_deps,
5627 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
5628 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
5629 Check number_of_loops instead of current_loops.
5630 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
5631 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
5632 free loops if available.
5633 (execute_pre): Do not pass do_fre to fini_pre.
5635 2007-05-27 Tobias Burnus <burnus@net-b.de>
5638 * real.c (mpfr_from_real): Fix sign of -Inf.
5640 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
5642 * tree-vect-transform.c (vectorizable_conversion): Initialize
5643 tree_code variables to ERROR_MARK.
5644 (vectorizable_type_demotion): Likewise.
5645 (vectorizable_type_promotion): Likewise.
5647 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
5650 * config/i386/i386.md (movti): Handle push operands via
5653 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
5655 * basic-block.h: Remove the prototype for merge_seq_blocks.
5656 * cfgcleanup.c (merge_seq_blocks): Remove.
5658 * tree-flow.h: Remove the prototype for is_aliased_with.
5659 * tree-ssa-alias.c (is_aliased_with): Remove.
5661 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
5663 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
5665 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
5667 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
5668 ix86_expand_sse4_unpack if SSE4.1 is enabled.
5669 (vec_unpacks_hi_v16qi): Likewise.
5670 (vec_unpacku_lo_v16qi): Likewise.
5671 (vec_unpacks_lo_v16qi): Likewise.
5672 (vec_unpacku_hi_v8hi): Likewise.
5673 (vec_unpacks_hi_v8hi): Likewise.
5674 (vec_unpacku_lo_v8hi): Likewise.
5675 (vec_unpacks_lo_v8hi): Likewise.
5676 (vec_unpacku_hi_v4si): Likewise.
5677 (vec_unpacks_hi_v4si): Likewise.
5678 (vec_unpacku_lo_v4si): Likewise.
5679 (vec_unpacks_lo_v4si): Likewise.
5681 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
5683 * c-typeck.c, config/arm/arm.c, config/darwin.c,
5684 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
5685 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
5686 follow spelling conventions in various
5687 warning/error/diagnostic messages.
5689 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
5690 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
5691 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
5692 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
5693 tree-vrp.c: Fix comment typos. Follow spelling conventions.
5694 * doc/tm.texi: Follow spelling conventions.
5696 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5699 * tree-ssa-forwprop.c
5700 (forward_propagate_addr_into_variable_array_index): Remove
5701 the lhs argument. Use the type of def_rhs instead of lhs.
5702 (forward_propagate_addr_expr_1): Update use of
5703 forward_propagate_addr_into_variable_array_index.
5705 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
5706 Nigel Stephens <nigel@mips.com>
5708 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
5709 function attributes, "far" being an alias for "long_call".
5710 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
5711 (mips_near_type_p, mips_far_type_p): New.
5712 (mips_comp_type_attributes): New function to check that attributes
5713 attached to a function type are compatible.
5714 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
5715 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
5716 to the target function of the thunk.
5717 (mips_encode_section_info): Check for "near" and "far" function
5718 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
5720 * config/mips/predicates.md (const_call_insn_operand): Test only
5721 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
5723 * doc/extend.texi (Function Attributes): Document MIPS "near" and
5726 * testsuite/gcc.target/mips/near-far-1.c: New test case.
5727 * testsuite/gcc.target/mips/near-far-2.c: New test case.
5728 * testsuite/gcc.target/mips/near-far-3.c: New test case.
5729 * testsuite/gcc.target/mips/near-far-4.c: New test case.
5731 2007-05-25 Eric Christopher <echristo@apple.com>
5733 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
5734 to x86-darwin configurations.
5735 * config/i386/t-darwin: Add softfp support.
5736 * config/i386/t-darwin64: Ditto.
5737 * config/i386/sfp-machine.h: If mach then don't use
5738 aliasing, emit a stub to call.
5740 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
5742 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
5743 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
5744 tree-predcom.c, tree-ssa-alias-warnings.c,
5745 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
5746 comment typos. Follow spelling conventions.
5747 * doc/cpp.texi, doc/invoke.texi: Fix typos.
5749 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
5752 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
5753 constants into memory. Expand unaligned memory references for
5754 SSE modes via x86_expand_vector_move_misalign() function.
5756 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
5758 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
5759 "memory" attribute for "sseishft" type insn without operands[2].
5761 2007-05-25 Dirk Mueller <dmueller@suse.de>
5762 Marcus Meissner <meissner@suse.de>
5764 * doc/extend.texi (alloc_size): New attribute.
5765 * c-common.c (handle_alloc_size_attribute): New.
5766 * tree-object-size.c (alloc_object_size): Use alloc_size
5767 attribute, if available.
5769 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5771 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
5773 (__builtin_ia32_vec_ext_v2di): Likewise.
5774 (__builtin_ia32_vec_ext_v4si): Likewise.
5775 (__builtin_ia32_vec_ext_v8hi): Likewise.
5776 (__builtin_ia32_vec_ext_v16qi): Likewise.
5777 (__builtin_ia32_vec_set_v8hi): Likewise.
5779 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5781 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
5783 2007-05-25 Richard Sandiford <richard@codesourcery.com>
5785 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
5786 (arm_is_longcall_p): Rename to...
5787 (arm_is_long_call_p): ...this. Take a single tree argument and
5789 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
5790 (CUMULATIVE_ARGS): Remove call_cookie.
5791 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
5792 (ENCODED_LONG_CALL_ATTR_P): Delete.
5793 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
5794 LONG_CALL_FLAG_CHAR cases.
5795 (ARM_DECLARE_FUNCTION_SIZE): Delete.
5796 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
5797 ARM_DECLARE_FUNCTION_SIZE.
5798 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
5799 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
5800 (arm_encode_call_attribute, current_file_function_operand): Delete.
5801 (arm_function_in_section_p): New function.
5802 (arm_is_longcall_p): Rename to...
5803 (arm_is_long_call_p): ...this. Take the target function as a single
5804 argument and return a bool. Do not rely on call cookies. Check
5805 whether the target symbol is in the same section as the current
5806 function, not just the same compilation unit.
5807 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
5808 (arm_encode_section_info): Don't encode a call type.
5809 * config/arm/arm.md (call, call_value): Update calls to
5810 arm_is_long(_)call_p. Simplify logic.
5811 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
5812 Update calls to arm_is_long(_)call_p.
5814 2007-05-25 Richard Guenther <rguenther@suse.de>
5816 PR tree-optimization/31982
5817 * tree-ssa-forwprop.c
5818 (forward_propagate_addr_into_variable_array_index): Handle arrays
5819 with element size one.
5821 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5823 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
5824 (umulsi3_highpart): Likewise.
5826 2007-05-24 Ian Lance Taylor <iant@google.com>
5828 PR rtl-optimization/32069
5829 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
5832 2007-05-24 Ollie Wild <aaw@google.com>
5834 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
5837 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
5839 * postreload-gcse.c (reg_changed_after_insn_p): New function.
5840 (oprs_unchanged_p): Use it to check all registers in a REG.
5841 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
5842 (reg_set_between_after_reload_p): Delete.
5843 (reg_used_between_after_reload_p): Likewise.
5844 (reg_set_or_used_since_bb_start): Likewise.
5845 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
5846 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
5847 Use reg_set_between_p instead of reg_set_between_after_reload_p.
5848 * rtlanal.c (reg_set_p): Check whether REG overlaps
5849 regs_invalidated_by_call, rather than just checking the
5850 membership of REGNO (REG).
5852 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5854 * doc/passes.texi: Document predictive commoning.
5855 * doc/invoke.texi (-fpredictive-commoning): Document.
5856 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5857 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5858 adding indices to the generated name.
5859 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5860 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5861 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5862 (op_symbol_code): ... and exported.
5863 (dump_omp_clause, op_symbol): Use op_symbol_code
5864 instead of op_symbol_1.
5865 * tree-pass.h (pass_predcom): Declare.
5866 * timevar.def (TV_PREDCOM): New timevar.
5867 * tree-ssa-loop.c (run_tree_predictive_commoning,
5868 gate_tree_predictive_commoning, pass_predcom): New.
5869 * tree-data-ref.c (find_data_references_in_loop): Find the
5870 references in dominance order.
5871 (canonicalize_base_object_address): Ensure that the result has
5873 (dr_analyze_innermost): Export.
5874 (create_data_ref): Code to fail for references with invariant
5876 (find_data_references_in_stmt): ... here.
5877 * tree-data-ref.h (dr_analyze_innermost): Declare.
5878 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5879 (aff_combination_find_elt, name_expansion_hash,
5880 name_expansion_eq, tree_to_aff_combination_expand,
5881 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5883 * tree-affine.h (aff_combination_constant_multiple_p,
5884 tree_to_aff_combination_expand): Declare.
5885 * tree-predcom.c: New file.
5886 * common.opt (fpredictive-commoning): New option.
5887 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5888 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5889 * Makefile.in (tree-predcom.o): Add.
5890 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5891 * passes.c (init_optimization_passes): Add dceloop after
5892 copy propagation in loop optimizer. Add predictive commoning
5893 to loop optimizer passes.
5895 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5897 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5900 2007-05-24 Jan Hubicka <jh@suse.cz>
5902 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5904 (genheader): Include statistics.h.
5906 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5908 * print-rtl.c (flag_dump_unnumbered): Update comments.
5909 (print_rtl): Fix my previous change.
5910 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5913 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5916 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5918 (thread_through_all_blocks): Call initialize_original_copy_tables
5919 and free_original_copy_tables.
5920 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5922 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5923 * cfghooks.c (duplicate_block): Use get_loop_copy.
5924 * cfg.c: Include cfgloop.h.
5925 (loop_copy): New hash table.
5926 (initialize_original_copy_tables): Initialize loop_copy table.
5927 (free_original_copy_tables): Free loop_copy table.
5928 (copy_original_table_clear, copy_original_table_set,
5929 set_loop_copy, get_loop_copy): New functions.
5930 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5931 * cfgloop.h (struct loop): Remove copy field.
5932 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5933 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5935 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5937 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5938 -msse/-msse2/-msse3.
5940 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5942 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5943 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5945 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5948 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5949 * targhooks.h (default_mangle_decl_assembler_name): Declare
5951 * targhooks.c (default_mangle_decl_assembler_name): Define
5953 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5955 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5956 * langhooks.c (lhd_set_decl_assembler_name): Call
5957 targetm.mangle_decl_assembler_name for names with global scope.
5959 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5961 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5962 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5964 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5965 New. Factored out of i386_pe_encode_section_info.
5966 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5967 Move check for prior decoration of stdcall
5968 symbols to i386_pe_encode_section_info.
5969 (i386_pe_encode_section_info): Adjust call to
5970 gen_stdcall_or_fastcall_suffix. Use
5971 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5972 (i386_pe_mangle_decl_assembler_name): New. Wrap
5973 i386_pe_maybe_mangle_decl_assembler_name.
5975 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5977 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5978 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5979 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5980 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5981 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5984 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5985 Nigel Stephens <nigel@mips.com>
5986 Richard Sandiford <richard@codesourcery.com>
5988 Fix up MIPS16 hard float and add support for complex.
5990 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5991 (TARGET_SOFT_FLOAT_ABI): New.
5992 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5993 __mips_soft_float to reflect the ABI in use, not whether the
5994 FPU is directly accessible (e.g., in MIPS16 mode).
5995 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5996 (UNITS_PER_FPVALUE): Likewise.
5998 * config/mips/mips.c (mips_expand_call): Remove redundant
5999 TARGET_MIPS16 check.
6000 (mips_arg_regno): New.
6001 (function_arg_advance): When setting bits in cum->fp_code for
6002 MIPS16, don't subtract 1 from cum->arg_number, since it is now
6004 (function_arg): Use mips_arg_regno.
6005 (mips_return_mode_in_fpr_p): New.
6006 (mips16_call_stub_mode_suffix): New.
6007 (mips16_cfun_returns_in_fpr_p): New.
6008 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
6009 (mips_output_function_prologue): Test mips16_hard_float, not
6010 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
6011 (mips_expand_epilogue): Call MIPS16 helper routines to copy
6012 return value into a floating-point register.
6013 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
6014 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
6015 (mips16_fp_args): Handle MIPS32r2 ISA which supports
6016 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
6017 word of double arguments from or to the high bits of 64-bit
6018 floating point registers.
6019 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
6020 (mips16_fpret_double): New helper function.
6021 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
6022 support for complex modes. Fill in DECL_RESULT for stubdecl.
6023 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
6025 * config/mips/mips16.S
6026 (RET, ARG1, ARG2): New.
6027 (MERGE_GPRf, MERGE_GPRt): New.
6028 (DELAYt, DELAYf): New.
6029 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
6030 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
6031 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
6032 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
6033 (SFOP): Renamed to...
6034 (OPSF3): This, and macro-ified. Updated all uses.
6035 (SFOP2): Renamed to...
6036 (OPSF2): This, and macro-ified. Updated all uses.
6037 (SFCMP): Renamed to...
6038 (CMPSF): This, and macro-ified. Updated all uses.
6039 (SFREVCMP): Renamed to...
6040 (REVCMPSF): This, and macro-ified. Updated all uses.
6041 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
6042 (LDDBL1, LDDBL2, RETDBL): Deleted.
6043 (DFOP): Renamed to...
6044 (OPDF3): This, and macro-ified. Updated all uses.
6045 (DFOP2): Renamed to...
6046 (OPDF2): This, and macro-ified. Updated all uses.
6047 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
6048 (DFCMP): Renamed to...
6049 (CMPDF): This, and macro-ified. Updated all uses.
6050 (DFREVCMP): Renamed to...
6051 (REVCMPDF): This, and macro-ified. Updated all uses.
6052 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
6053 (RET_FUNCTION): New.
6054 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
6055 (__mips16_ret_sc, __mips16_ret_dc): New.
6056 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
6057 STUB_ARGS_6, STUB_ARGS_10): New.
6058 (CALL_STUB_NO_RET): New.
6059 (__mips16_call_stub_1): Macro-ified.
6060 (__mips16_call_stub_5): Macro-ified.
6061 (__mips16_call_stub_2): Macro-ified.
6062 (__mips16_call_stub_6): Macro-ified.
6063 (__mips16_call_stub_9): Macro-ified.
6064 (__mips16_call_stub_10): Macro-ified.
6065 (CALL_STUB_RET): New.
6066 (__mips16_call_stub_sf_0): Macro-ified.
6067 (__mips16_call_stub_sf_1): Macro-ified.
6068 (__mips16_call_stub_sf_5): Macro-ified.
6069 (__mips16_call_stub_sf_2): Macro-ified.
6070 (__mips16_call_stub_sf_6): Macro-ified.
6071 (__mips16_call_stub_sf_9): Macro-ified.
6072 (__mips16_call_stub_sf_10): Macro-ified.
6073 (__mips16_call_stub_df_0): Macro-ified.
6074 (__mips16_call_stub_df_1): Macro-ified.
6075 (__mips16_call_stub_df_5): Macro-ified.
6076 (__mips16_call_stub_df_2): Macro-ified.
6077 (__mips16_call_stub_df_6): Macro-ified.
6078 (__mips16_call_stub_df_9): Macro-ified.
6079 (__mips16_call_stub_df_10): Macro-ified.
6080 (__mips16_call_stub_sc_0): New.
6081 (__mips16_call_stub_sc_1): New.
6082 (__mips16_call_stub_sc_5): New.
6083 (__mips16_call_stub_sc_2): New.
6084 (__mips16_call_stub_sc_6): New.
6085 (__mips16_call_stub_sc_9): New.
6086 (__mips16_call_stub_sc_10): New.
6087 (__mips16_call_stub_dc_0): New.
6088 (__mips16_call_stub_dc_1): New.
6089 (__mips16_call_stub_dc_5): New.
6090 (__mips16_call_stub_dc_2): New.
6091 (__mips16_call_stub_dc_6): New.
6092 (__mips16_call_stub_dc_9): New.
6093 (__mips16_call_stub_dc_10): New.
6095 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
6096 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
6097 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
6099 2007-05-23 Ian Lance Taylor <iant@google.com>
6101 * doc/invoke.texi (Invoking GCC): Document that the order of the
6104 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
6107 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
6108 * config/score/predicate.md (const_pow2, const_npow2): Remove.
6109 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
6113 * config/score/score.c (score_print_operand): Make sure that only
6114 lower bits are used.
6116 2007-05-22 Ian Lance Taylor <iant@google.com>
6118 * tree-vrp.c (avoid_overflow_infinity): New static function,
6119 broken out of set_value_range_to_value.
6120 (set_value_range_to_value): Call avoid_overflow_infinity.
6121 (extract_range_from_assert): Likewise.
6123 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6126 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
6127 change the type before looking for a COMPOUND_EXPR.
6129 2007-05-22 Ian Lance Taylor <iant@google.com>
6131 * lower-subreg.c (decompose_multiword_subregs): If we change an
6132 insn, call remove_retval_note on it.
6134 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6136 * regs.h (end_hard_regno): New function.
6137 (END_HARD_REGNO, END_REGNO): New macros.
6138 (add_to_hard_reg_set): New function.
6139 (remove_from_hard_reg_set): Likewise.
6140 (in_hard_reg_set_p): Likewise.
6141 (overlaps_hard_reg_set_p): Likewise.
6142 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
6143 (note_btr_set): Use END_HARD_REGNO.
6144 * caller-save.c (setup_save_areas): Use end_hard_regno.
6145 (mark_set_regs): Use END_HARD_REGNO.
6146 (add_stored_regs): Use end_hard_regno.
6147 (mark_referenced_regs): Use add_to_hard_reg_set.
6148 * combine.c (update_table_tick): Use END_REGNO.
6149 (record_value_for_reg): Likewise.
6150 (record_dead_and_set_regs): Likewise.
6151 (get_last_value_validate): Likewise.
6152 (use_crosses_set_p): Likewise.
6153 (reg_dead_at_p_1): Likewise.
6154 (reg_dead_at_p): Likewise.
6155 (mark_used_regs_combine): Use add_to_hard_reg_set.
6156 (move_deaths): Use END_HARD_REGNO.
6157 (reg_bitfield_target_p): Use end_hard_regno.
6158 (distribute_notes): Use END_HARD_REGNO.
6159 * cse.c (mention_regs): Use END_REGNO.
6160 (insert): Use add_to_hard_reg_set.
6161 (invalidate): Use END_HARD_REGNO.
6162 (invalidate_for_call): Likewise.
6163 (exp_equiv_p): Use END_REGNO.
6164 (cse_insn): Likewise.
6165 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
6166 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
6167 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
6168 * function.c (keep_stack_depressed): Use end_hard_regno.
6169 * global.c (global_alloc): Use end_hard_regno.
6170 (global_conflicts): Use add_to_hard_reg_set instead of
6172 (find_reg): Likewise.
6173 (mark_reg_store): Likewise.
6174 (mark_reg_conflicts): Likewise.
6175 (mark_reg_death): Use remove_from_hard_reg_set.
6176 (mark_reg_live_nc): Delete.
6177 (set_preference): Use end_hard_regno.
6178 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
6179 remove_from_hard_reg_set.
6180 (post_mark_life): Use add_to_hard_reg_set.
6181 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
6182 (reg_becomes_live): Use add_to_hard_reg_set.
6183 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
6184 (peep2_find_free_register): Use add_to_hard_reg_set.
6185 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
6186 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
6187 * regrename.c (note_sets): Use add_to_hard_reg_set.
6188 (clear_dead_regs): Use remove_from_hard_reg_set.
6189 (regrename_optimize): Use add_to_hard_reg_set.
6190 (find_oldest_value_reg): Use in_hard_reg_set_p.
6191 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
6192 (hard_reg_set_here_p): Use end_hard_regno.
6193 (decompose): Likewise.
6194 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
6195 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
6196 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
6197 (mark_home_live): Use end_hard_regno.
6198 (spill_hard_reg): Likewise.
6199 (clear_reload_reg_in_use): Likewise.
6200 * reorg.c (delete_prior_computation): Use END_REGNO.
6201 * resource.c (update_live_status): Use END_HARD_REGNO.
6202 (mark_referenced_resources): Use add_to_hard_reg_set.
6203 (mark_set_resources): Likewise.
6204 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
6205 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
6206 (reg_overlap_mentioned_p): Likewise.
6207 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
6208 (covers_regno_no_parallel_p): Use END_REGNO.
6209 (find_regno_note): Likewise.
6210 (find_reg_fusage): Use END_HARD_REGNO.
6211 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
6212 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
6214 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
6216 * mode-switching.c (reg_dies): Change type of second argument to
6218 (optimize_mode_switching): Update accordingly.
6220 2007-05-22 Richard Sandiford <richard@codesourcery.com>
6222 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
6224 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
6225 (hard_reg_set_empty_p): ...these new functions.
6226 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
6227 GO_IF_HARD_REG_SUBSET.
6228 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
6229 instead of GO_IF_HARD_REG_EQUAL.
6230 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
6231 instead of GO_IF_HARD_REG_EQUAL.
6232 * global.c (find_reg): Use hard_reg_set_empty_p instead of
6233 GO_IF_HARD_REG_SUBSET.
6234 (modify_reg_pav): Use hard_reg_set_empty_p instead of
6235 GO_IF_HARD_REG_EQUAL.
6236 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
6237 of GO_IF_HARD_REG_SUBSET.
6238 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
6239 instead of GO_IF_HARD_REG_EQUAL.
6240 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
6241 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
6242 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
6243 of GO_IF_HARD_REG_SUBSET,
6244 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
6245 GO_IF_HARD_REG_SUBSET.
6246 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
6247 instead of GO_IF_HARD_REG_EQUAL.
6248 * config/sh/sh.c (push_regs, calc_live_regs): Use
6249 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
6250 (hard_regs_intersect_p): Delete.
6252 2007-05-22 Janis Johnson <janis187@us.ibm.com>
6254 * doc/sourcebuild.texi (Test Directives) Add dg-message.
6256 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
6257 Richard Henderson <rth@redhat.com>
6259 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
6261 (x86_64-*-*): Likewise.
6263 * i386/i386-modes.def (V2QI): New.
6265 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
6267 (override_options): Support SSE4.1.
6268 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
6269 (IX86_BUILTIN_BLENDPS): Likewise.
6270 (IX86_BUILTIN_BLENDVPD): Likewise.
6271 (IX86_BUILTIN_BLENDVPS): Likewise.
6272 (IX86_BUILTIN_PBLENDVB128): Likewise.
6273 (IX86_BUILTIN_PBLENDW128): Likewise.
6274 (IX86_BUILTIN_DPPD): Likewise.
6275 (IX86_BUILTIN_DPPS): Likewise.
6276 (IX86_BUILTIN_INSERTPS128): Likewise.
6277 (IX86_BUILTIN_MOVNTDQA): Likewise.
6278 (IX86_BUILTIN_MPSADBW128): Likewise.
6279 (IX86_BUILTIN_PACKUSDW128): Likewise.
6280 (IX86_BUILTIN_PCMPEQQ): Likewise.
6281 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
6282 (IX86_BUILTIN_PMAXSB128): Likewise.
6283 (IX86_BUILTIN_PMAXSD128): Likewise.
6284 (IX86_BUILTIN_PMAXUD128): Likewise.
6285 (IX86_BUILTIN_PMAXUW128): Likewise.
6286 (IX86_BUILTIN_PMINSB128): Likewise.
6287 (IX86_BUILTIN_PMINSD128): Likewise.
6288 (IX86_BUILTIN_PMINUD128): Likewise.
6289 (IX86_BUILTIN_PMINUW128): Likewise.
6290 (IX86_BUILTIN_PMOVSXBW128): Likewise.
6291 (IX86_BUILTIN_PMOVSXBD128): Likewise.
6292 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
6293 (IX86_BUILTIN_PMOVSXWD128): Likewise.
6294 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
6295 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
6296 (IX86_BUILTIN_PMOVZXBW128): Likewise.
6297 (IX86_BUILTIN_PMOVZXBD128): Likewise.
6298 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
6299 (IX86_BUILTIN_PMOVZXWD128): Likewise.
6300 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
6301 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
6302 (IX86_BUILTIN_PMULDQ128): Likewise.
6303 (IX86_BUILTIN_PMULLD128): Likewise.
6304 (IX86_BUILTIN_ROUNDPD): Likewise.
6305 (IX86_BUILTIN_ROUNDPS): Likewise.
6306 (IX86_BUILTIN_ROUNDSD): Likewise.
6307 (IX86_BUILTIN_ROUNDSS): Likewise.
6308 (IX86_BUILTIN_PTESTZ): Likewise.
6309 (IX86_BUILTIN_PTESTC): Likewise.
6310 (IX86_BUILTIN_PTESTNZC): Likewise.
6311 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
6312 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
6313 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
6314 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
6315 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
6317 (bdesc_sse_3arg): Likewise.
6318 (bdesc_2arg): Likewise.
6319 (bdesc_1arg): Likewise.
6320 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
6322 (ix86_expand_sse_4_operands_builtin): New.
6323 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
6324 smaller than 8 bits as the 2nd arg.
6325 (ix86_expand_sse_ptest): New.
6326 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
6327 (ix86_expand_vector_set): Support SSE4.1.
6328 (ix86_expand_vector_extract): Likewise.
6330 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
6331 __SSE4_1__ for -msse4.1.
6333 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
6334 (UNSPEC_INSERTPS): Likewise.
6335 (UNSPEC_DP): Likewise.
6336 (UNSPEC_MOVNTDQA): Likewise.
6337 (UNSPEC_MPSADBW): Likewise.
6338 (UNSPEC_PHMINPOSUW): Likewise.
6339 (UNSPEC_PTEST): Likewise.
6340 (UNSPEC_ROUNDP): Likewise.
6341 (UNSPEC_ROUNDS): Likewise.
6343 * config/i386/i386.opt (msse4.1): New for SSE4.1.
6345 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
6346 (const_pow2_1_to_32768_operand): Likewise.
6348 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
6351 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
6353 (sse4_1_insertps): Likewise.
6354 (*sse4_1_extractps): Likewise.
6355 (sse4_1_ptest): Likewise.
6356 (sse4_1_mulv2siv2di3): Likewise.
6357 (*sse4_1_mulv4si3): Likewise.
6358 (*sse4_1_smax<mode>3): Likewise.
6359 (*sse4_1_umax<mode>3): Likewise.
6360 (*sse4_1_smin<mode>3): Likewise.
6361 (*sse4_1_umin<mode>3): Likewise.
6362 (sse4_1_eqv2di3): Likewise.
6363 (*sse4_1_pinsrb): Likewise.
6364 (*sse4_1_pinsrd): Likewise.
6365 (*sse4_1_pinsrq): Likewise.
6366 (*sse4_1_pextrb): Likewise.
6367 (*sse4_1_pextrb_memory): Likewise.
6368 (*sse4_1_pextrw_memory): Likewise.
6369 (*sse4_1_pextrq): Likewise.
6370 (sse4_1_blendpd): Likewise.
6371 (sse4_1_blendps): Likewise.
6372 (sse4_1_blendvpd): Likewise.
6373 (sse4_1_blendvps): Likewise.
6374 (sse4_1_dppd): Likewise.
6375 (sse4_1_dpps): Likewise.
6376 (sse4_1_movntdqa): Likewise.
6377 (sse4_1_mpsadbw): Likewise.
6378 (sse4_1_packusdw): Likewise.
6379 (sse4_1_pblendvb): Likewise.
6380 (sse4_1_pblendw): Likewise.
6381 (sse4_1_phminposuw): Likewise.
6382 (sse4_1_extendv8qiv8hi2): Likewise.
6383 (*sse4_1_extendv8qiv8hi2): Likewise.
6384 (sse4_1_extendv4qiv4si2): Likewise.
6385 (*sse4_1_extendv4qiv4si2): Likewise.
6386 (sse4_1_extendv2qiv2di2): Likewise.
6387 (*sse4_1_extendv2qiv2di2): Likewise.
6388 (sse4_1_extendv4hiv4si2): Likewise.
6389 (*sse4_1_extendv4hiv4si2): Likewise.
6390 (sse4_1_extendv2hiv2di2): Likewise.
6391 (*sse4_1_extendv2hiv2di2): Likewise.
6392 (sse4_1_extendv2siv2di2): Likewise.
6393 (*sse4_1_extendv2siv2di2): Likewise.
6394 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6395 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6396 (sse4_1_zero_extendv4qiv4si2): Likewise.
6397 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6398 (sse4_1_zero_extendv2qiv2di2): Likewise.
6399 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6400 (sse4_1_zero_extendv4hiv4si2): Likewise.
6401 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6402 (sse4_1_zero_extendv2hiv2di2): Likewise.
6403 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6404 (sse4_1_zero_extendv2siv2di2): Likewise.
6405 (*sse4_1_zero_extendv2siv2di2): Likewise.
6406 (sse4_1_roundpd): Likewise.
6407 (sse4_1_roundps): Likewise.
6408 (sse4_1_roundsd): Likewise.
6409 (sse4_1_roundss): Likewise.
6410 (mulv4si3): Don't expand for SSE4.1.
6411 (smax<mode>3): Likewise.
6412 (umaxv4si3): Likewise.
6413 (uminv16qi3): Likewise.
6414 (umin<mode>3): Likewise.
6415 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
6417 * doc/extend.texi: Document SSE4.1 built-in functions.
6419 * doc/invoke.texi: Document -msse4.1.
6421 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
6423 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
6424 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
6425 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
6426 (ASM_SPEC): Add asm_pcrel_spec.
6427 (EXTRA_SPECS): Add asm_pcrel_spec.
6429 2007-05-21 David Daney <ddaney@avtrex.com>
6431 * doc/install.texi (Building a cross compiler): Add requirements
6432 for Java cross compiler.
6434 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6437 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
6438 Add loopno argument. Use evolution_function_is_invariant_rec_p
6439 instead of evolution_function_is_constant_p.
6440 Update calls to evolution_function_is_affine_multivariate_p.
6441 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
6442 Add loopno argument.
6443 * tree-scalar-evolution.c (gather_chrec_stats): Call
6444 evolution_function_is_affine_multivariate_p with a loop
6446 * tree-data-ref.c (analyze_miv_subscript): Likewise.
6447 (analyze_overlapping_iterations): Likewise.
6448 (access_functions_are_affine_or_constant_p): Likewise.
6449 (build_classic_dist_vector_1): If the access functions
6450 are equal, don't do anything.
6452 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
6453 Paolo Carlini <pcarlini@suse.de>
6454 Uros Bizjak <ubizjak@gmail.com>
6456 * c-cppbuiltin.c (c_cpp_builtins): Define
6457 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
6458 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
6459 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
6460 * doc/cpp.texi ([Standard Predefined Macros]): Document.
6462 2007-05-21 Mike Stump <mrs@apple.com>
6464 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
6466 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6468 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
6470 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
6471 implementation if __OPTIMIZE__ is not defined.
6472 (_mm_alignr_pi8): Ditto.
6473 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
6474 (_mm_inserti_si64): Ditto.
6475 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
6476 (_mm_slli_epi16): Ditto.
6477 (_mm_slli_epi32): Ditto.
6478 (_mm_slli_epi64): Ditto.
6479 (_mm_srai_epi16): Ditto.
6480 (_mm_srai_epi32): Ditto.
6481 (_mm_srli_si128): Ditto.
6482 (_mm_slli_si128): Ditto.
6483 (_mm_srli_epi16): Ditto.
6484 (_mm_srli_epi32): Ditto.
6485 (_mm_srli_epi64): Ditto.
6486 (_mm_extract_epi16): Ditto.
6487 (_mm_insert_epi16): Ditto.
6488 (_mm_shufflehi_epi16): Ditto.
6489 (_mm_shufflelo_epi16): Ditto.
6490 (_mm_shuffle_epi32): Ditto.
6491 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
6493 (_mm_insert_pi16): Ditto.
6495 (_mm_shuffle_pi16): Ditto.
6497 (_mm_shufle_ps): Ditto.
6498 (_mm_prefetch): Ditto.
6500 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
6502 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
6503 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
6504 * real.c (encode_i370_single, decode_i370_single,
6505 encode_i370_double, decode_i370_double): Functions removed.
6506 (i370_single_format, i370_double_format): Initializations removed.
6507 (real_maxval, round_for_format, exact_real_truncate, significand_size):
6508 Consider the log2_b field to always be one.
6509 (ieee_single_format, mips_single_format, coldfire_single_format,
6510 ieee_double_format, mips_double_format, coldfire_double_format,
6511 ieee_extended_motorola_format, ieee_extended_intel_96_format,
6512 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
6513 ibm_extended_format, mips_extended_format, ieee_quad_format,
6514 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
6515 decimal_single_format, decimal_double_format, decimal_quad_format,
6516 c4x_single_format, c4x_extended_format, real_internal_format): Remove
6517 initialization of log2_b.
6518 * real.h (i370_single_format, i370_double_format): Declarations
6520 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
6521 field to always be one.
6523 2007-05-21 Andreas Schwab <schwab@suse.de>
6525 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
6526 NOTE_INSN_BASIC_BLOCK_P.
6527 (process_for_unwind_directive): Likewise.
6529 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
6531 * builtins.c (expand_builtin_setjmp_setup): Update comment.
6532 * function.h (struct function): Move va_list_gpr_size,
6533 va_list_fpr_size, function_frequency to front of bitfields. Add
6535 (current_function_calls_unwind_init): New.
6536 * except.c (expand_builtin_unwind_init): Set
6537 current_function_calls_unwind_init not
6538 current_function_has_nonlocal_label.
6539 * reload1.c (has_nonexceptional_receiver): New.
6540 (reload): Use it and current_function_calls_unwind_init to
6541 determine whether call-saved regs must be saved.
6543 2007-05-20 Jan Hubicka <jh@suse.cz>
6545 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
6546 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6547 * ddg.c (create_ddg): LIkewise.
6548 * final.c (final): Remove hunk moving line number notes around since
6549 they are no longer present at this stage.
6550 (final_scan_insn): Use NOTE_KIND instead of
6551 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6552 (output_asm_label): Likewise.
6553 * reorg.c (dbr_schedule): Likewise.
6554 * haifa-sched.c (unlink_other_notes): Likewise.
6555 * mode-switching.c (optimize_mode_switching): Likewise.
6556 * graph.c (start_bb): Likewise.
6557 * rtl.def (NOTE): Update description.
6558 * jump.c (squeeze_notes): Delete.
6559 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
6560 NOTE_INSN_BASIC_BLOCK_P when possible.
6561 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
6562 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
6563 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6564 (dwarf2out_var_location): Likewise.
6565 * cfgbuild.c (make_edges): Likewise.
6566 (find_basic_blocks_1): Likewise.
6567 * function.c (reorder_blocks_1): Likewise.
6568 (epilogue_done): Likewise.
6569 (reposition_prologue_and_epilogue_notes): Likewise.
6570 * print-rtl.c (print_rtx): Likewise; drop code for printing
6572 (print_rtl): Likewise.
6573 (print_rtl_single): Likewise.
6574 * gcse.c (insert_insn_start_bb): Likewise.
6575 * alias.c (init_alias_analysis): Likewise.
6576 * calls.c (fixup_tail_calls): Likewise.
6577 * except.c (sjlj_emit_function_enter): Likewise.
6578 * emit-rtl.c (add_insn_after): Likeiwse.
6579 (emit_label_before): Likewise.
6580 (emit_label_after): Likewise.
6581 (emit_note_before, emit_note_after, emit_note): Update
6582 parameter to be enum insn_note; do not deal with source
6584 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
6585 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
6587 (merge_blocks_move_successor_nojumps): Simplify now when
6588 we don't have BLOCK notes.
6589 (try_optimize_cfg): Likewise.
6590 * cfglayout.c (skip_insns_after_block): Likewise.
6591 (record_effective_endpoints): Likewise.
6592 (duplicate_insn_chain): Likewise.
6593 * varasm.c (output_constant_pool_1): Likewise.
6594 * sched-deps.c (sched_analyze): Likewise.
6595 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
6597 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
6598 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
6599 (SET_INSN_DELETED): Simplify.
6600 (NOTE_LINE_NUMBER): Exterminate.
6601 (NOTE_LINE_KIND): New.
6602 (NOTE_INSN_BASIC_BLOCK_P): Update.
6603 (enum insn_note): Simplify.
6604 (GET_NOTE_INSN_NAME) Simplify.
6605 (emit_note_before, emit_note_after, emit_note): Update prototype.
6606 (squeeze_notes): Remove.
6607 * sched-int.h (NOTE_NOT_BB_P): Update.
6608 * resource.c (mark_target_live_regs): Update.
6609 * sched-rgn.c (debug_dependencies): Update.
6610 * sched-vis.c (print_insn): Update.
6611 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
6612 * config/i386/i386.c (ix86_output_function_epilogue): Update.
6613 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
6614 (TARGET_ADJUST_UNROLL_MAX): Likewise.
6615 (split_branches): Update.
6616 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
6618 (sh_adjust_unroll_max): Exterminate.
6619 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
6620 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
6621 (m68hc11_reorg): Likewise.
6622 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
6623 (emit_predicate_relation_info): Update.
6624 (process_for_unwind_directive): Update.
6625 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
6626 (output_call): Update.
6627 * config/pa/pa.c (output_lbranch): Update.
6628 (output_millicode_call): Update.
6629 (output_call): Update.
6630 (pa_combine_instructions): Update.
6631 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
6632 * config/bfin/bfin.c (gen_one_bundle): Update.
6633 * cfgrtl.c (can_delete_note_p): Update.
6634 (delete_insn): Update.
6635 (rtl_merge_blocks): Update.
6636 (commit_one_edge_insertion): Update.
6637 (rtl_verify_flow_info): Update.
6638 * stmt.c (expand_case): Do not call squeeze_notes.
6640 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6647 * c.opt (Wtype-limits): New.
6648 * doc/invoke.texi (Wtype-limits): Document it.
6649 (Wextra): Enabled by -Wextra.
6650 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6651 * c-common.c (shorten_compare): Warn with Wtype-limits.
6653 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
6655 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
6656 inlined function, not as a macro.
6657 (_mm_alignr_pi8): Ditto.
6658 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
6659 (_mm_inserti_si64): Ditto.
6660 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
6661 (_mm_extract_epi16): Ditto.
6662 (_mm_insert_epi16): Ditto.
6663 (_mm_shufflehi_epi16): Ditto.
6664 (_mm_shufflelo_epi16): Ditto.
6665 (_mm_shuffle_epi32): Ditto.
6666 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
6667 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
6669 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
6671 (_m_to_float): Use C89 compatible assignment.
6673 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
6676 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
6678 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6681 * doc/invoke.texi (Wreturn-type): Complete description.
6682 (Wextra): Delete item about return-type warning.
6683 * c-decl.c: Delete redundant Wextra warning.
6685 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
6688 * config/i386/pmmintrin.h: Do not include xmmintrin.h
6689 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
6690 inlined function, not as a macro.
6691 (_mm_prefetch): Ditto.
6693 (_mm_insert_pi16): Ditto.
6695 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
6696 (_m_pshufw): Ditto. Add const to __N argument.
6697 (_mm_shufle_ps): Ditto. Add const to __mask argument.
6698 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
6699 (_mm_slli_epi32): Ditto.
6700 (_mm_srli_si128): Implement as always inlined function, not as a
6701 macro. Add __inline to function declaration.
6702 (_mm_slli_si128): Ditto.
6704 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
6706 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
6707 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
6709 (struct fenv): New structure.
6710 (FP_HANDLE_EXCEPTIONS): New define.
6711 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
6712 (_FP_DECL_EXP): New define.
6713 (FP_INIT_ROUNDMODE): New define.
6714 (FP_ROUNDMODE): New define.
6716 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6718 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
6719 (Wconversion): Update description.
6720 (Wconversion-sign): New.
6721 * c.opt (Wconversion-sign): New.
6722 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
6723 means disabled for C++. Otherwise, take the status of Wconversion.
6724 * c-common.c (conversion_warning): Warn with either Wconversion or
6726 (warnings_for_convert_and_check): Conditions are already checked by
6728 (convert_and_check): Don't check warnings if the conversion failed.
6730 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
6731 Anatoly Sokolov <aesok@dol.ru>
6733 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
6734 avr_epilogue_uses) : Add declaration.
6735 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
6736 * config/avr/constraints.md (R): New constraint.
6737 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
6738 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
6739 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
6740 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
6741 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
6742 call_prologue_saves, epilogue_restores, return_from_epilogue,
6743 return_from_main_epilogue, return_from_interrupt_epilogue,
6744 return_from_naked_epilogue, prologue, epilogue): New patterns.
6745 (jump): Handle symbol reference.
6746 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
6747 avr_output_function_prologue, avr_output_function_epilogue): Remove
6749 (avr_init_machine_status, expand_prologue, expand_epilogue,
6750 avr_asm_function_end_prologue, avr_epilogue_uses,
6751 avr_asm_function_begin_epilogue): New functions.
6752 (prologue_size, epilogue_size, jump_tables_size): Remove global
6754 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
6755 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
6756 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
6757 (avr_override_options): Initialise init_machine_status.
6758 (output_movhi): Handle all stack pointer loads.
6759 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
6760 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
6761 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
6762 (EPILOGUE_USES) Redefine.
6763 (machine_function) Declare.
6765 2007-05-19 Richard Sandiford <richard@codesourcery.com>
6767 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
6768 Use a single return statement.
6770 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6773 * builtins.c (do_mpfr_lgamma_r): New.
6774 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
6775 * tree.h (CASE_FLT_FN_REENT): New.
6777 2007-05-18 Geoffrey Keating <geoffk@apple.com>
6779 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
6780 (output_die): Use 'unsigned long' with %x.
6781 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
6782 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
6783 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
6785 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
6787 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
6792 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
6793 true if function has no argument.
6795 2007-05-18 DJ Delorie <dj@redhat.com>
6797 * config/mips/mips.c (mips_offset_within_alignment_p): New.
6798 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
6800 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6802 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
6803 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
6804 count_trailing_zeros.
6805 (__i386__): Implement count_leading_zeros using __builtin_clz().
6806 Implement count_trailing_zeros usign __builtin_ctz().
6808 2007-05-18 Richard Sandiford <richard@codesourcery.com>
6810 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
6812 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6815 * expr.c (emit_move_change_mode): Change mode of push operands here.
6817 2007-05-17 Ian Lance Taylor <iant@google.com>
6819 PR tree-optimization/31953
6820 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
6822 (set_value_range_to_null): Call set_value_range_to_value.
6823 (extract_range_from_comparison): Likewise.
6825 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6827 * toplev.c (print_version): Output GMP/MPFR version info.
6829 * builtins.c (CASE_MATHFN_REENT): New macro.
6830 (mathfn_built_in): Use it.
6831 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
6832 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
6833 BUILT_IN_LGAMMAL_R): New.
6834 * doc/extend.texi: Document new builtins.
6837 * builtins.c (do_mpfr_remquo): New.
6838 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
6839 (fold_builtin_3): Handle BUILT_IN_REMQUO.
6842 * builtins.c (fold_builtin_1): Handle y0, y1.
6843 (fold_builtin_2): Handle yn.
6846 * builtins.c (do_mpfr_bessel_n): New.
6847 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6848 (fold_builtin_2): Handle BUILT_IN_JN.
6850 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6853 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6854 TYPE_PRECISION (intmax_type_node).
6856 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6859 * reload.c (subst_reloads): Remove checking.
6861 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6863 PR rtl-optimization/31691
6864 * combine.c (simplify_set): Build a new src pattern instead of
6865 substituting its operands in the COMPARE case.
6867 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6869 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6870 (execute_vrp): Preserve loops through jump threading.
6871 * tree-ssa-threadupdate.c (thread_single_edge,
6872 dbds_continue_enumeration_p, determine_bb_domination_status,
6873 thread_through_loop_header): New functions.
6874 (create_edge_and_update_destination_phis,
6875 create_edge_and_update_destination_phis): Set loops for the new blocks.
6876 (prune_undesirable_thread_requests): Removed.
6877 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6879 (thread_block): Do not call prune_undesirable_thread_requests.
6881 (mark_threaded_blocks): Select edges to thread here.
6882 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6883 Thread edges through loop headers independently.
6884 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6885 * tree-pass.h (TODO_mark_first_instance): New.
6886 (first_pass_instance): Declare.
6887 * cfghooks.c (duplicate_block): Put the block to the original loop
6888 if copy is not specified.
6889 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6890 jump threading. Pass may_peel_loop_headers to
6891 thread_through_all_blocks according to first_pass_instance.
6892 * cfgloop.h (create_preheader): Declare.
6893 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6894 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6895 * passes.c (first_pass_instance): New variable.
6896 (next_pass_1): Set TODO_mark_first_instance.
6897 (execute_todo): Set first_pass_instance.
6899 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6901 PR tree-optimization/24659
6902 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6903 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6904 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6905 OTI_vec_pack_ufix_trunc.
6906 (vec_unpacks_float_hi_optab): Define new macro.
6907 (vec_unpacks_float_lo_optab): Ditto.
6908 (vec_unpacku_float_hi_optab): Ditto.
6909 (vec_unpacku_float_lo_optab): Ditto.
6910 (vec_pack_sfix_trunc_optab): Ditto.
6911 (vec_pack_ufix_trunc_optab): Ditto.
6912 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6913 and vec_pack_[s|u]fix_trunc_optab using
6914 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6915 * tree-vectorizer.c (supportable_widening_operation): Handle
6916 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6917 (supportable_narrowing_operation): New function.
6918 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6919 * tree-vect-transform.c (vectorizable_conversion): Handle
6920 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6921 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6922 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6923 to check for target support.
6924 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6925 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6926 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6927 for VEC_PACK_FIX_TRUNC_EXPR.
6928 (expand_binop): Special case mode of the result for
6929 vec_pack_[u|s]fix_trunc_optab.
6930 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6931 vec_pack_[u|s]fix_trunc_optab.
6933 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6934 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6935 * tree-pretty-print.c (dump_generic_node): Handle
6936 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6937 VEC_PACK_FIX_TRUNC_EXPR.
6939 * expr.c (expand_expr_real_1): Ditto.
6940 * tree-inline.c (estimate_num_insns_1): Ditto.
6941 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6943 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6944 (vec_unpacks_float_lo_v8hi): Ditto.
6945 (vec_unpacku_float_hi_v8hi): Ditto.
6946 (vec_unpacku_float_lo_v8hi): Ditto.
6947 (vec_unpacks_float_hi_v4si): Ditto.
6948 (vec_unpacks_float_lo_v4si): Ditto.
6949 (vec_pack_sfix_trunc_v2df): Ditto.
6951 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6953 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6954 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6955 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6956 [vec_pack_ufix_trunc]: Ditto.
6957 [vec_unpacks_float_hi]: Ditto.
6958 [vec_unpacks_float_lo]: Ditto.
6959 [vec_unpacku_float_hi]: Ditto.
6960 [vec_unpacku_float_lo]: Ditto.
6962 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6964 * soft-fp/README: Update for new files.
6965 * soft-fp/floattisf.c: New file.
6966 * soft-fp/floattidf.c: New file.
6967 * soft-fp/floattitf.c: New file.
6968 * soft-fp/floatuntisf.c: New file.
6969 * soft-fp/floatuntidf.c: New file.
6970 * soft-fp/floatuntitf.c: New file.
6971 * soft-fp/fixsfti.c: New file.
6972 * soft-fp/fixdfti.c: New file.
6973 * soft-fp/fixtfti.c: New file.
6974 * soft-fp/fixunssfti.c: New file.
6975 * soft-fp/fixunsdfti.c: New file.
6976 * soft-fp/fixunstfti.c: New file.
6977 * soft-fp/extendxftf.c: New file.
6978 * soft-fp/trunctfxf.c: New file.
6980 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6981 (__trunctfxf2): Ditto.
6983 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6984 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6985 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6986 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6987 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6988 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6990 * config/i386/t-fprules-softfp64: New file.
6991 * config/i386/sfp-machine.h: New file.
6992 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6993 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6994 and soft-fp/t-softfp to tmake_file.
6995 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6996 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6998 * config/i386/t-linux64 (softfp_wrap_start): New.
6999 (softfp_wrap_end): New.
7000 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
7001 supported for TARGET_64BIT.
7003 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
7005 * c-common.c (c_common_signed_or_unsigned_type): Emulate
7006 c_common_unsigned_type behavior.
7008 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
7010 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
7013 2007-05-16 Eric Christopher <echristo@apple.com>
7015 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
7016 saving after stack push. Set sp_offset whenever we push.
7017 (rs6000_emit_epilogue): Move altivec register restore before
7020 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7022 * configure.ac: Allow sysroots to be relocated under $prefix as
7023 well as $exec_prefix.
7024 * configure: Regenerate.
7026 2007-05-16 Richard Sandiford <richard@codesourcery.com>
7030 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7032 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7033 (gcc_tooldir): Likewise.
7034 * configure: Regenerate.
7035 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7036 old configure.ac gcc_tooldir setting.
7037 (prefix_to_exec_prefix): New variable.
7038 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7039 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7041 2007-05-14 Janis Johnson <janis187@us.ibm.com>
7043 * c-typeck.c (build_binary_op): Return early for error.
7045 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
7047 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
7048 struct nb_iter_bound.
7049 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
7050 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
7051 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
7052 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
7053 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
7054 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
7055 (del_scev_info): Use ggc_free.
7056 (scev_initialize): Allocate scalar_evolution_info in gc memory.
7057 * loop-init.c: Include ggc.h.
7058 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
7059 (loop_optimizer_finalize): Use ggc_free.
7060 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
7061 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
7062 pass_iv_optimize): Add TODO_ggc_collect.
7063 * function.h (struct function): Remove skip marker from
7065 * cfgloop.c: Include ggc.h.
7066 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
7068 (establish_preds): Vector superloops is gc allocated.
7069 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
7071 (flow_loops_find): Vector larray is gc allocated.
7072 (loop_exit_free): Use ggc_free.
7073 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
7074 that head of exits list is now not a part of struct loop.
7075 (record_loop_exits): Allocate exits table in gc memory.
7076 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
7077 that head of exits list is now not a part of struct loop.
7078 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
7079 struct loop_exit): Add GTY marker.
7080 (struct loop): Add GTY marker. Make superloops vector gc allocated.
7081 Add skip marker to aux field. Make head of exits list a separate
7083 (struct loops): Add GTY marker. Make larray vector gc allocated.
7084 Add param marker to exits table.
7085 (get_loops): Type changed.
7086 * Makefile.in (tree-scalar-evolution.o): Add
7087 gt-tree-scalar-evolution.h dependency.
7088 (cfgloop.o, loop-init.o): Add ggc.h dependency.
7089 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
7090 * basic-block.h (struct basic_block_def): Remove skip marker from
7093 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
7095 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
7096 of 0 in the call to expand_expr().
7097 (expand_builtin_mathfn_3): Ditto.
7098 (expand_builtin_interclass_mathfn): Ditto.
7099 (expand_builtin_cexpi): Ditto.
7100 (expand_builtin_int_roundingfn): Ditto.
7101 (expand_builtin_int_roundingfn_2): Ditto.
7102 (expand_builtin_pow): Ditto.
7103 (expand_builtin_powi): Ditto.
7104 (expand_builtin_bswap): Ditto.
7105 (expand_builtin_unop): Ditto.
7106 (expand_builtin_fabs): Ditto.
7107 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
7108 the call to expand_expr().
7109 (expand_builtin_sync_operation): Ditto.
7110 (expand_builtin_compare_and_swap): Ditto.
7111 (expand_builtin_lock_test_and_set): Ditto.
7112 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
7113 instead of 0 in the call to expand_expr().
7114 (expand_builtin_extract_return_addr): Ditto.
7115 (expand_builtin_eh_return): Ditto.
7116 (expand_eh_return): Ditto.
7117 * explow.c (expr_size): Ditto.
7118 * expr.c (optimize_bitfield_assignment_op): Ditto.
7119 (expand_assignement): Ditto.
7120 (store_expr): Ditto.
7121 (store_field): Ditto.
7122 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
7123 the call to expand_expr().
7124 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
7125 in the call to expand_expr().
7126 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
7127 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
7128 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
7130 * optabs.c (expand_vec_shift_expr): Ditto.
7131 (expand_vec_cond_expr): Ditto.
7132 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
7133 call to expand_expr().
7134 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
7135 in the call to expand_expr().
7137 2007-05-14 Dave Korn <dave.korn@artimi.com>
7139 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
7141 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
7143 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
7144 instead of c_common_unsigned_type.
7145 (c_common_unsigned_type): Remove.
7146 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
7147 c_common_unsigned_type.
7148 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
7149 c_common_unsigned_type.
7150 * c-common.h (c_common_unsigned_type): Remove.
7151 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
7152 c_common_unsigned_type.
7153 * c-format.c (check_format_types): Use unsigned_type_for instead of
7154 c_common_unsigned_type.
7155 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7156 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
7157 of c_common_unsigned_type.
7158 * convert.c (convert_to_integer): Use unsigned_type_for instead of
7159 lang_hooks.types.unsigned_type.
7160 * expmed.c (make_tree): Use unsigned_type_for instead of
7161 lang_hooks.types.unsigned_type.
7162 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
7163 lang_hooks.types.unsigned_type.
7164 (build_range_check): Likewise.
7165 (fold_unary): Likewise.
7166 (fold_binary): Likewise.
7167 (fold_ternary): Likewise.
7168 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
7169 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
7170 * tree.c (get_unsigned_type): New.
7171 (unsigned_type_for): Use get_unsigned_type instead of
7172 lang_hooks.types.unsigned_type.
7174 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
7176 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
7177 to m68k_get_function_kind. Update its prototype.
7178 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
7180 (m68k_interrupt_function_p): Return enum m68k_function_type
7181 instead of bool. Rename to m68k_get_function_kind.
7182 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
7184 (m68k_compute_frame_layout): Don't mark any register for save
7185 if an interrupt_thread attribute is specified.
7186 (m68k_hard_regno_rename_ok): Update a use of
7187 m68k_interrupt_function_p.
7188 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
7189 m68k_interrupt_function_p.
7190 (m68k_function_type): New.
7191 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
7192 for a function with an interrupt_thread attribute.
7193 * doc/extend.texi: Document the interrupt_thread attribute.
7195 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
7197 Fix PR tree-optimization/31911
7198 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
7199 if they didn't change the expression.
7201 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
7203 * tree-scalar-evolution.c (resolve_mixers): Exported.
7204 * tree-scalar-evolution.h (resolve_mixers): Declare.
7205 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
7206 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7207 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
7208 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
7209 init_array_ref, init_pointer_ref, analyze_indirect_ref,
7210 strip_conversion, analyze_offset_expr, address_analysis,
7211 object_analysis, analyze_offset): Removed.
7212 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
7213 split_constant_offset, canonicalize_base_object_address,
7214 object_address_invariant_in_loop_p, disjoint_objects_p,
7215 dr_may_alias_p, dr_address_invariant_p): New functions.
7216 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
7217 and dr_analyze_alias.
7218 (initialize_data_dependence_relation): Use dr_may_alias_p
7219 and object_address_invariant_in_loop_p.
7220 (compute_self_dependence): Handle the case when
7221 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
7222 (find_data_references_in_stmt): Restrict the analysis of data
7223 references to the given loop nest.
7224 (find_data_references_in_loop): Made static. Pass loop nest to
7225 find_data_references_in_stmt.
7226 (compute_data_dependences_for_loop): Use DR_VOPS.
7227 (free_data_ref): Free DR_VOPS.
7228 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
7229 (struct innermost_loop_behavior): ... new.
7230 (struct base_object_info): Replaced by ...
7231 (struct indices): ... new.
7232 (struct dr_alias): New.
7233 (enum data_ref_type): Removed.
7234 (struct data_reference): Consist of struct innermost_loop_behavior,
7235 struct indices and struct dr_alias.
7236 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
7237 (DR_MEMTAG): Renamed to ...
7238 (DR_SYMBOL_TAG): ... this.
7239 (find_data_references_in_loop): Declaration removed.
7240 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
7241 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
7242 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
7243 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
7245 2007-05-13 Revital Eres <eres@il.ibm.com>
7247 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
7248 which walks virtual def-use chains to find redundant stores.
7249 (dse_optimize_stmt): Call it.
7251 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7253 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
7254 * passes.c (init_optimization_passes): Move pass_jump_bypass
7257 * basic-block.h (bb_has_eh_pred): Fix style issue.
7259 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
7261 PR rtl-optimization/31848
7262 * loop-invariant.c (move_invariant_reg): If we move an insn
7263 with a REG_EQUAL note, and that insn is not always executed,
7264 remove the REG_EQUAL note.
7266 2007-05-12 Richard Guenther <rguenther@suse.de>
7268 PR tree-optimization/31797
7269 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
7270 propagate into a stmt that has volatile ops.
7272 2007-05-12 Richard Sandiford <richard@codesourcery.com>
7274 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7275 (gcc_tooldir): Likewise.
7276 * configure: Regenerate.
7277 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7278 old configure.ac gcc_tooldir setting.
7279 (prefix_to_exec_prefix): New variable.
7280 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7281 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7283 2007-05-11 Silvius Rus <rus@google.com>
7285 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
7286 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
7287 * c-common.h (strict_aliasing_warning): Change return type.
7288 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
7289 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
7290 (build_c_cast): Condition call to strict_aliasing_warning.
7291 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
7292 * flags.h (set_Wstrict_aliasing): Declare.
7293 * opts.c (set_Wstrict_alising): Define, add call to.
7294 * tree-flow.h (strict_aliasing_warning_backend): Declare.
7295 * tree-ssa-alias-warnings.c: New file.
7296 * tree-ssa-alias.c (compute_may_aliases): Add call to
7297 strict_aliasing_warning_backend.
7299 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
7301 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
7302 Use loop_depth and loop_outer accessor functions.
7303 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
7304 determine_invariantness_stmt, move_computations_stmt): Ditto.
7305 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
7306 add_loop, loopify, unloop, fix_loop_structure): Ditto.
7307 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
7308 * tree-scalar-evolution.c (interpret_loop_phi,
7309 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
7310 instantiate_parameters_1, scev_const_prop): Ditto.
7311 * cfghooks.c (make_forwarder_block): Ditto.
7312 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
7313 * modulo-sched.c (loop_canon_p): Ditto.
7314 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
7315 slpeel_can_duplicate_loop_p): Ditto.
7316 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
7317 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
7318 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
7319 cancel_loop, verify_loop_structure): Ditto.
7320 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
7321 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
7322 superloops vector instead of "pred" array.
7323 (establish_preds): Take father loop as an argument. Initialize the
7325 (flow_loop_tree_node_add): Pass father loop to establish_preds.
7326 Do not initialize loop->outer.
7327 (flow_loop_tree_node_remove): Truncate the superloops vector.
7328 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
7329 "pred" merged to "superloops" vector.
7330 (loop_depth, loop_outer): New.
7331 (fel_init): Use loop_outer.
7333 2007-05-11 Jan Hubicka <jh@suse.cz>
7335 * cgraphunit.c: Include gt-cgraphunit.h
7336 (static_ctors, static_dtors): New static vars.
7337 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
7338 based on implementation in c-common.c
7339 (cgraph_finalize_function): Call record_cdtor_fn.
7340 (cgraph_optimize): Call cgraph_build_cdtor_fns.
7341 * decl.c (finish_function): Do not call c_record_cdtor_fn.
7342 (c_write_global_declarations): Do not call c_build_cdtor_fns.
7343 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
7344 build_cdtor, c_build_cdtor_fns): Remove.
7345 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
7346 c_build_cdtor_fns): Remove prototype.
7348 2007-05-11 Paolo Carlini <pcarlini@suse.de>
7351 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
7352 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
7353 * builtins.c (fold_builtin_memchr): New.
7354 (expand_builtin_memchr): Call the latter.
7355 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
7356 * doc/extend.texi ([Other built-in functions provided by GCC]):
7359 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
7361 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
7362 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
7363 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
7364 PFPO_OP1_TYPE_SHIFT): Constants added.
7365 (DFP_ALL): Mode macro defined.
7366 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
7367 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
7368 Insn definitions added.
7369 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
7370 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
7373 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
7375 PR tree-optimization/31885
7376 * tree-chrec.c (chrec_contains_undetermined): Do not consider
7377 NULL_TREE to be undetermined.
7378 (automatically_generated_chrec_p): Return false for NULL.
7380 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
7382 * config/bfin/bfin.h (MOVE_RATIO): Define.
7384 2007-05-10 Richard Sandiford <richard@codesourcery.com>
7386 * config.gcc (sparc-wrs-vxworks): New target.
7387 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
7388 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
7389 * config/sparc/sparc.h: Include vxworks-dummy.h.
7390 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
7391 include LABEL_REFs too.
7392 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
7393 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
7395 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
7397 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
7398 (sparc_emit_call_insn): New function.
7399 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
7400 functions when generating VxWorks PIC.
7401 * config/sparc/sparc.md (vxworks_load_got): New pattern.
7402 (call, call_value): Use sparc_emit_call_insn instead of
7405 2007-05-09 Bob Wilson <bob.wilson@acm.org>
7407 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
7409 2007-05-09 Bob Wilson <bob.wilson@acm.org>
7411 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
7412 for floating-point values if HOST_BITS_PER_LONG > 32. Use
7413 split_double instead of operand_subword.
7415 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
7417 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
7418 * config/bfin/bfin.c (bfin_local_alignment): New function.
7419 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
7421 2007-05-08 Chao-ying Fu <fu@mips.com>
7423 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
7424 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
7425 (smsub_widen_optab, umsub_widen_optab): Define.
7426 * optabs.c (init_optabs): Initialize smsub_widen_optab and
7428 * genopinit.c (optabs): Fill in smsub_widen_optab and
7430 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
7431 and umsub_widen_optab to implement multiply-subtract sequences.
7432 * config/mips/mips.md (*msac<u>_di): Rename to...
7433 (<u>msubsidi4): ...this. Extend condition to include
7434 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7435 of operand 0 to "ka" and use the three-operand form of msub<u>
7437 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
7440 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7442 PR rtl-optimization/28011
7443 * reload.c (push_reload): Set dont_share if IN appears in OUT
7444 also when IN is a PLUS rtx.
7445 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
7448 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
7450 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
7451 call unshare_all_decls.
7452 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
7453 (unshare_all_decls): Remove.
7455 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
7458 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
7461 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
7462 Nigel Stephens <nigel@mips.com>
7464 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
7465 Update comments and all uses.
7466 (MIN_FPRS_PER_FMT): Define.
7467 * config/mips/mips.c (function_arg): Fix to correctly handle
7468 the -mips32r2 -mfp64 -mabi=32 case.
7469 (override_options): Enable use of odd-numbered registers for
7470 SFmode values on MIPS32.
7471 (mips_save_reg_p): Save whole floating-point register pair if
7472 either half is used.
7473 (compute_frame_size): Fix comment.
7475 2007-05-08 Jie Zhang <jie.zhang@analog.com>
7477 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
7478 argument of type bool.
7479 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
7480 argument. Safely select temporary P register according to it.
7481 (do_link): Change call site of add_to_reg accordingly.
7482 (do_unlink): Add epilogue_p as a fourth argument and pass it
7484 (expand_interrupt_handler_epilogue): Change call of do_unlink
7486 (bfin_expand_prologue): Add a third argument sibcall_p.
7487 * config/bfin/bfin.md (epilogue): Change call of
7488 bfin_expand_epilogue accordingly.
7489 (sibcall_epilogue): Likewise.
7490 (eh_return_internal): Likewise.
7492 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
7493 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
7494 * config/bfin/bfin.c (bfin_handle_option): Handle
7495 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
7496 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
7497 Support bf534, bf536 and bf561.
7498 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
7500 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
7503 * config/i386/i386.c (ix86_function_regparm): Process local
7504 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
7506 2007-05-07 Mike Stump <mrs@apple.com>
7508 * doc/invoke.texi (Warning Options): Document that -Wempty-body
7509 also checks for and while statements in C++.
7511 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
7513 * gcc.c (at_file_supplied): New variable.
7514 (main): Set it if we expanded argv.
7515 (do_spec_1): Pass an @-file to the linker if we were called with
7516 an @-file argument and HAVE_GNU_LD.
7517 * collect2.c (at_file_supplied): New variable.
7518 (response_file): New variable.
7519 (collect_exit): Unlink response_file if necessary.
7520 (handler): Likewise.
7521 (do_wait): Likewise.
7522 (main): Set at_file_supplied if we expanded argv.
7523 (collect_execute): Pass an @-file to subprocesses if we were called
7524 with an @-file argument.
7525 * configure.ac: Add define for HAVE_GNU_LD.
7526 * configure: Regenerate.
7527 * config.in: Regenerate.
7529 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
7531 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
7537 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
7539 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7540 (TARGET_ENCODE_SECTION_INFO): Re-define.
7541 (m32c_encode_section_info): New
7542 (function_vector_handler): New
7543 (current_function_special_page_vector): New
7544 (m32c_special_page_vector_p): New.
7545 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
7547 * config/m32c/jump.md: Added instruction JSRS for functions
7548 with attribute "function_vector".
7549 * doc/extend.texi (function_vector): Added description
7550 for M16C, M32C targets.
7552 2007-05-07 DJ Delorie <dj@redhat.com>
7555 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
7556 ashrpsi3, lshrpsi3): Update shift count constraint.
7558 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
7559 Nathan Froyd <froydnj@codesourcery.com>
7562 * c-incpath.c (add_path): Strip trailing path separators.
7564 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
7566 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
7567 Free dominance info before purging EH edges.
7568 (eliminate_degenerate_phis): Likewise.
7569 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
7571 2007-05-07 Jan Hubicka <jh@suse.cz>
7573 * gimplify.c (gimplify_expr): Do not crash when folding
7574 (void *)(int)&a + 4.
7576 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7579 * c-opts.c (lang_fortran): Make it non static.
7580 * c-common.h (lang_fortran): New prototype.
7581 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
7582 -lang-fortran option was passed by the driver.
7584 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
7586 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
7587 of ASSERT_CHECKING. Tweak message.
7589 2007-05-06 Revital Eres <eres@il.ibm.com>
7592 * loop-unroll.c (insert_var_expansion_initialization):
7593 Initialize the expansions with -zero instead of +zero.
7595 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
7597 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
7598 into pic and non-pic versions. Mark r19 as used for
7599 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
7600 for tgd_load, tld_load and tie_load .
7601 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
7602 version of tgd_load, tld_load and tie_load depending on the
7605 2007-05-04 Ulrich Drepper <drepper@redhat.com>
7606 Jakub Jelinek <jakub@redhat.com>
7608 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
7609 (__do_global_dtors_aux): Use more paranoid loop to run
7610 destructors if HIDDEN_DTOR_LIST_END.
7611 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
7613 2007-05-04 Jakub Jelinek <jakub@redhat.com>
7615 * varasm.c (align_variable): Don't increase alignment for
7616 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
7617 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
7619 2007-05-04 Josh Conner <jconner@apple.com>
7621 * basic-block.h (cdi_direction): Assign values to all enumeration
7623 (dom_computed): Remove.
7624 (dom_info_state): New.
7625 (set_dom_info_availability): New.
7626 * tree-ssa-loop-im.c (determine_invariantness): Initialize
7627 walk_data.dom_direction.
7628 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
7629 instead of dom_computed[].
7630 (split_edge): Likewise.
7631 (create_basic_block): Likewise.
7632 (merge_blocks): Likewise.
7633 * ifcvt.c (find_if_header): Likewise.
7634 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
7635 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7636 * tree-ssa.c (verify_ssa): Likewise.
7637 * tree-cfg.c (tree_verify_flow_info): Likewise.
7638 (remove_edge_and_dominated_blocks): Likewise.
7639 * dominance.c (dom_computed): Make static.
7640 (calc_dfs_tree_nonrec): Change third param to a bool.
7641 (calc_dfs_tree): Change second param to a bool.
7642 (calc_idioms): Change second param to a bool. Use
7643 dom_convert_dir_to_idx.
7644 (init_dom_info): Validate dir before using.
7645 (dom_convert_dir_to_idx): New.
7646 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
7647 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
7648 (free_dominance_info): Use dom_convert_dir_to_idx.
7649 (get_immediate_dominator): Likewise.
7650 (set_immediate_dominator): Likewise.
7651 (get_dominated_by): Likewise.
7652 (redirect_immediate_dominators): Likewise.
7653 (nearest_common_denominator): Likewise.
7654 (dominated_by_p): Likewise.
7655 (bb_dom_dfs_in): Likewise.
7656 (bb_dom_dfs_out): Likewise.
7657 (recount_dominator): Likewise.
7658 (iterate_fix_dominators): Likewise.
7659 (add_to_dominance_info): Likewise.
7660 (delete_from_dominance_info): Likewise.
7661 (first_dom_son): Likewise.
7662 (next_dom_son): Likewise.
7663 (dom_info_available_p): Likewise.
7664 (dom_info_state): New.
7665 (set_dom_info_availability): New.
7667 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
7669 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
7671 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
7673 2007-05-04 Bob Wilson <bob.wilson@acm.org>
7675 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
7676 (subdi3, subdi_carry): Delete.
7678 2007-05-04 Jan Hubicka <jh@suse.cz>
7679 Richard Guenther <rguenther@suse.de>
7681 * opts.c (decode_options): Do not fiddle with inlining
7682 parameters in case of optimizing for size.
7683 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
7684 for size do nothing.
7685 (cgraph_decide_inlining_of_small_function): When optimizing for
7686 size never inline functions increasing caller size.
7687 (cgraph_early_inlining): Inline for size when optimizing for size.
7689 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
7691 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
7692 logical operations piecewise.
7693 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
7694 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
7695 subdi_sesidi_di): Delete.
7696 (add_with_carry): Produce carry in CC instead of a DREG to shorten
7697 the generated sequence. Allow three-reg add in constraints. Rewrite
7698 the rtl expression for carry to avoid zero_extend of a constant.
7699 (sub_with_carry): New pattern.
7700 (adddi3, subdi3): Change into define_expand. For subtract, generate a
7701 different sequence not involving jumps.
7702 (notbi): Now a named pattern.
7704 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
7706 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
7707 Add the note about a significant loss of accuracy of some
7708 mathematical routines when these options are used.
7710 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7712 * haifa-sched.c (rtx_vec_t): New typedef.
7713 (contributes_to_priority_p): Extract piece of priority () into new
7715 (priority): Use the function. Add assertion.
7716 (rank_for_schedule, set_priorities): Add assertion to check that
7717 insn's priority is initialized.
7718 (clear_priorities, calc_priorities): Change signature. Make it update
7719 all relevant insns. Update all callers ('add_to_speculative_block ()'
7720 and 'create_block_check_twin ()').
7721 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
7722 Add new field 'priority_status'.
7723 (INSN_PRIORITY_STATUS): New macro.
7724 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
7726 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7728 * sched-ebb.c (debug_ebb_dependencies): New static function.
7729 (init_ready_list): Use it.
7731 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
7732 with changed signature and 'debug_rgn_dependencies ()'.
7733 (debug_rgn_dependencies): New static function.
7734 (init_ready_list): Use it.
7736 * sched-int.h (debug_dependencies): Declare.
7738 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
7740 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
7742 2007-05-04 Dirk Mueller <dmueller@suse.de>
7744 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
7746 2007-05-03 Jan Hubicka <jh@suse.cz>
7748 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
7749 ((T1)X op (T1)Y), for pointer type in more cases than before.
7751 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
7753 * tree-object-size.c (plus_expr_object_size): When operand size is
7754 unknown, return unknown.
7756 2007-05-03 Dirk Mueller <dmueller@suse.de>
7758 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
7760 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
7763 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
7765 2007-05-03 Janis Johnson <janis187@us.ibm.com>
7767 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
7769 2007-05-03 Joseph Myers <joseph@codesourcery.com>
7771 * config/soft-fp/double.h, config/soft-fp/extended.h,
7772 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
7773 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
7774 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
7775 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
7778 2007-05-03 Ian Lance Taylor <iant@google.com>
7780 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
7781 MASK_PPC_GFXOPT for 8540 or 8548.
7783 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7785 * tree-vect-transform.c (vect_update_inits_of_drs): Use
7786 vect_print_dump_info() to output debug information.
7788 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7791 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
7792 operands of size 2 when operand is not MEM_P.
7794 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7796 PR tree-optimization/30565
7797 * lambda-code.c (perfect_nestify): Fix updating of dominators.
7799 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
7801 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
7802 (umulsi3_highpart): Use them.
7803 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
7804 for final accumulator to D regisster tranfser.
7806 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
7808 PR tree-optimization/31699
7809 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
7811 (vect_enhance_data_refs_alignment): Compute peel amount using
7812 TYPE_VECTOR_SUBPARTS instead of vf.
7813 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
7815 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
7818 * system.h: Remove inclusion of double-int.h
7819 * tree.h: Include double-int.h
7820 * gengtype.c: Likewise
7821 * cfgloop.h: Likewise
7822 * Makefile.in: Adjust dependencies on double-int.h
7824 2007-05-02 Eric Christopher <echristo@apple.com>
7826 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
7827 -shared to -Zdynamiclib.
7829 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
7832 * c-common.c (strip_pointer_or_array_types): New function.
7833 * c-common.h (strip_pointer_or_array_types): New function declaration.
7835 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7837 PR tree-optimization/31771
7838 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
7840 2007-05-02 Paul Brook <paul@codesourcery.com>
7842 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
7844 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7847 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
7850 2007-05-02 Nick Clifton <nickc@redhat.com>
7852 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7854 2007-05-02 Richard Guenther <rguenther@suse.de>
7856 PR tree-optimization/31146
7857 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7858 argument, single_use_p. If we have a single use that is
7859 a conversion to the definition rhs type, propagate that rhs.
7860 (forward_propagate_addr_expr): Pass single_use_p argument
7861 to forward_propagate_addr_expr_1.
7863 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7865 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7868 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7870 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7871 'AMD Family 10 core'.
7873 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7875 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7876 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7877 with SSE3 instruction set support.
7878 * doc/invoke.texi: Likewise.
7880 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7882 * config/i386/i386.c (override_options): Tuning 32-byte loop
7883 alignment for amdfam10 architecture. Increasing the max loop
7884 alignment to 24 bytes.
7886 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7888 * config/m68k/constraints.md: New.
7889 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7890 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7891 EXTRA_CONSTRAINT): Remove.
7892 * config/m68k/m68k.md: Include constraints.md.
7893 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7895 2007-05-01 Ian Lance Taylor <iant@google.com>
7897 PR tree-optimization/31739
7898 * tree-vrp.c (vrp_val_is_max): New static function.
7899 (vrp_val_is_min): New static function.
7900 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7902 (set_value_range): Use vrp_val_is_{max,min}.
7903 (extract_range_from_assert): Likewise.
7904 (extract_range_from_binary_expr): Likewise.
7905 (extract_range_from_unary_expr): Likewise.
7906 (dump_value_range, vrp_meet): Likewise.
7907 (vrp_visit_phi_node): Likewise.
7908 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7910 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7912 * config/i386/gmon-sol2.c (size_t): New type.
7913 (intptr_t): Likewise.
7914 (s_textsize): Declare as size_t.
7916 (monstartup): Use size_t for sizes.
7917 (_mcount): Save and restore registers.
7918 (internal_mcount): Pass 0 as the first argument to monstartup
7920 (moncontrol): Convert pointer to appropriately sized integer
7921 before passing to profil.
7923 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7925 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7926 __NO_FPRS__, not just if _SOFT_DOUBLE.
7927 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7928 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7929 also for E500 double.
7930 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7931 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7934 2007-05-01 Richard Guenther <rguenther@suse.de>
7936 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7939 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7941 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7943 2007-05-01 Jan Hubicka <jh@suse.cz>
7945 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7948 2007-05-01 Jan Hubicka <jh@suse.cz>
7950 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7951 (maybe_fold_offset_to_reference): Declare.
7952 * fold-const.c (fold_unary): Do not fold
7953 (type *)&A into &A->field_of_type_and_offset_0
7954 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7955 size is unknown, give up.
7956 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7958 (maybe_fold_offset_to_reference): New.
7959 (maybe_fold_stmt_indirect): Use it.
7960 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7961 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7963 (gimplify_expr): Likewise for plus_expr.
7965 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7967 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7968 bsi_after_labels. Always insert statements before bsi.
7969 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7970 * predict.c (apply_return_prediction): Check for empty blocks.
7971 * cfgexpand.c (lab_rtx_for_bb): New variable.
7972 (label_rtx_for_bb): Do not create new tree labels.
7973 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7974 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7975 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7977 (label_for_bb): Add field used.
7978 (update_eh_label, main_block_label): Mark the label used.
7979 (cleanup_dead_labels): Remove unused labels.
7981 2007-05-01 Richard Guenther <rguenther@suse.de>
7983 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7984 if it is not about to be set.
7985 (get_value_range): Do not pre-allocate equiv bitmap.
7986 (update_value_range): No need to clear equiv field.
7987 (add_equivalence): Change prototype to get bitmap pointer.
7988 Allocate bitmap here if it is not already.
7989 (extract_range_from_assert): Do not allocate bitmap here.
7990 Update callers to add_equivalence.
7991 (extract_range_from_ssa_name): Likewise.
7992 (get_vr_for_comparison): New static helper.
7993 (compare_name_with_value): Handle NULL equiv bitmap by
7994 peeling the first iteration of the comparison loop.
7995 Use get_vr_for_comparison.
7996 (compare_names): Handle NULL equiv bitmaps by using fake
7997 ones. Use get_vr_for_comparison.
7999 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
8001 * double-int.c (mpz_set_double_int): Moved from
8002 tree-ssa-loop-niter.c.
8003 (mpz_get_double_int): Likewise; also, add option to wrap
8004 out-of-range integers.
8005 * double-int.h: New prototypes for above.
8006 * tree.c (get_static_type_bounds): Moved from
8007 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
8008 TYPE_MAX_VALUE if they exist..
8009 * tree.h: New prototype for above.
8010 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
8011 get_type_bounds calls.
8012 (mpz_set_double_int): Move to double-int.c.
8013 (get_type_bounds): Move to tree.c, rename to
8014 get_static_type_bounds.
8015 (mpz_to_double_int): Move to double-int.c, rename to
8018 2007-04-30 Bob Wilson <bob.wilson@acm.org>
8020 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
8021 DIV0 exception can fall through to a normal return.
8023 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
8027 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8028 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8029 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8030 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8031 initialize align to silence bogus warning.
8032 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8033 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8035 (struct sra_walk_fns): Remove use_all parameter from use.
8036 (sra_hash_tree): Handle BIT_FIELD_REFs.
8037 (sra_elt_hash): Don't hash bitfld blocks.
8038 (sra_elt_eq): Skip them in parent compares as well. Handle
8040 (sra_walk_expr): Don't maintain or pass down use_all_p.
8041 (scan_use): Remove use_all parameter.
8042 (scalarize_use): Likewise. Re-expand assignment to
8043 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8044 output, and re-scalarize after output. Don't mark anything
8046 (scalarize_ldst): Adjust.
8047 (scalarize_walk_gimple_modify_statement): Likewise.
8048 (build_element_name_1): Handle BIT_FIELD_REFs.
8049 (instantiate_element): Don't warn for any element whose parent
8051 (instantiate_missing_elements_1): Return the sra_elt.
8052 (canon_type_for_field): New.
8053 (try_instantiate_multiple_fields): New.
8054 (instantiate_missing_elemnts): Use them.
8055 (mark_no_warning): Removed.
8056 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8057 (REPLDUP, sra_build_elt_assignment): New.
8058 (generate_copy_inout): Use them.
8059 (generate_element_copy): Likewise. Handle bitfld differences.
8060 (generate_element_zero): Don't recurse for blocks. Use
8061 sra_build_elt_assignment.
8062 (generate_one_element_int): Take elt instead of var. Use
8063 sra_build_elt_assignment.
8064 (generate_element_init_1): Adjust.
8065 (scalarize_use, scalarize_copy): Use REPLDUP.
8066 (scalarize_ldst): Move assert before dereference.
8067 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8069 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8072 * tree.c (reconstruct_complex_type): Reconstruct a reference
8074 Also use the same mode for the pointer as the old pointer type.
8076 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8078 * doc/trouble.texi (Interoperation): Remove note about Ultrix
8081 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
8083 PR rtl-optimization/31676
8084 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
8085 (df_refs_record): Call it.
8087 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8089 * rtl.def (SS_ABS): New code.
8090 * config/bfin/bfin.c (print_operand): New modifier 'v'.
8091 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
8092 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
8093 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
8094 (bfin_init_builtins): Define them.
8095 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
8096 (bfin_expand_builtin): ... and handle the others here.
8097 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
8098 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
8099 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
8100 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
8101 operand is only HImode.
8103 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
8105 * regclass.c (scan_one_insn): Remove splitting of
8108 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
8109 Nigel Stephens <nigel@mips.com>
8111 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
8113 2007-04-28 Jan Hubicka <jh@suse.cz>
8115 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
8116 insn_locators_alloc instead of insn_locators_initialize;
8117 call reset_block_changes.
8118 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8119 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
8120 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
8121 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8122 * config/score/score.c (th_output_mi_thunk): Likewise.
8123 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8124 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
8125 tolerate uninitialized locator info.
8128 * function.c (init_function_start): Don't init line number info.
8129 (expand_function_end): Update.
8130 (reset_block_changes, record_block_change, finalize_block_changes,
8131 check_block_change, free_block_changes): Kill.
8132 * function.h (reset_block_changes, record_block_change,
8133 finalize_block_changes, check_block_change, free_block_changes):
8135 (struct function): Remove ib_boundaries_block.
8136 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8137 Use curr_insn_locator to initialize locator.
8138 (emit_line_note): Remove.
8139 * cfgexpand.c (expand_gimple_cond_expr): Update.
8140 (construct_exit_block): Likewise.
8141 (tree_expand_cfg): Initialize/finalize locators.
8142 * expr.c (expand_expr_real): Update.
8143 * cfglayout.c (line_locators_locs, line_locators_lines,
8144 file_locators_locs, file_locators_files): Remove.
8145 (set_block_levels): Move to cfgexpand.c.
8146 (insn_locators_initialize): Remove.
8147 (pass_insn_locators_initialize): Remove.
8148 (locations_locators_locs, locations_locators_vals): New static vars.
8149 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8151 (insn_locators_alloc, insn_locators_finalize,
8152 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8154 (locator_location): New.
8155 (locator_line, locator_file): Rewrite.
8156 * rtl.h (emit_line_note): Kill.
8157 (insn_locators_alloc, insn_locators_finalize,
8158 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8160 * tree-inline.c (initialize_cfun): Do not initialize
8161 ib_boundaries_block.
8162 * passes.c (pass_insn_locators_initialize): Remove.
8164 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
8166 * tree-cfg.c (move_block_to_fn): Release bb from dominance
8167 info. Update last_basic_block correctly.
8169 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
8172 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
8173 register itself to hold the offset constant. Tell flow the use
8174 of r4 and r5 when they are used.
8176 2007-04-27 Richard Guenther <rguenther@suse.de>
8178 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
8179 if we simplified anything.
8180 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
8181 warnings until we did a simplification and the stmt was not
8182 marked as TREE_NO_WARNING.
8184 2007-04-27 Mike Stump <mrs@apple.com>
8186 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
8188 2007-04-27 Ian Lance Taylor <iant@google.com>
8191 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
8192 TYPE_MAX_VALUE exist, convert them to the new type.
8194 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8196 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
8197 if it claims to be available.
8198 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
8200 (perform_tree_ssa_dce): Always free postdominators.
8202 2007-04-27 Richard Henderson <rth@redhat.com>
8204 * config/alpha/predicates.md (aligned_memory_operand): Mark
8205 as define_special_predicate.
8206 (unaligned_memory_operand, normal_memory_operand): Likewise.
8207 (reg_or_unaligned_mem_operand): Remove.
8208 (any_memory_operand): Match the documentation and check for
8209 non-renumbered pseudos during reload.
8210 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
8211 alpha_secondary_reload_class, update to new interface, make static.
8212 Handle CQImode like HImode. Remove FP subreg check.
8213 (alpha_expand_mov): Use replace_equiv_address.
8214 (alpha_expand_mov_nobwx): Use any_memory_operand.
8215 (TARGET_SECONDARY_RELOAD): New.
8216 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
8217 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8218 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
8219 * config/alpha/alpha.md: ... here.
8220 (RELOAD12, reloadmode): New.
8222 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
8223 Don't handle the aligned case here.
8224 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
8225 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
8226 reload_inhi_help. Don't expect a scratch register.
8227 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
8229 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
8231 2007-04-27 Richard Guenther <rguenther@suse.de>
8233 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
8235 2007-04-27 Richard Guenther <rguenther@suse.de>
8237 PR tree-optimization/30965
8238 PR tree-optimization/30978
8239 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
8240 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
8241 (find_equivalent_equality_comparison): Likewise.
8242 (simplify_cond): Likewise.
8243 (get_prop_source_stmt): New helper.
8244 (get_prop_dest_stmt): Likewise.
8245 (can_propagate_from): Likewise.
8246 (remove_prop_source_from_use): Likewise.
8247 (combine_cond_expr_cond): Likewise.
8248 (forward_propagate_comparison): New function.
8249 (forward_propagate_into_cond): Rewrite to use fold for
8251 (tree_ssa_forward_propagate_single_use_vars): Call
8252 forward_propagate_comparison to propagate comparisons.
8254 2007-04-27 Richard Guenther <rguenther@suse.de>
8256 PR tree-optimization/31715
8257 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
8258 sure to do computation on the offset in an appropriate
8261 2007-04-27 Richard Sandiford <richard@codesourcery.com>
8263 * reload.h (elimination_target_reg_p): Declare.
8264 * reload.c (find_reloads): Don't apply the reg_rtx move
8265 optimization if the SET_DEST satisfies elimination_target_reg_p.
8266 * reload1.c (elimination_target_reg_p): New function.
8267 (gen_reload): In the move/add2 fallback, make sure that op0
8268 does not overlap the destination register.
8270 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8272 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
8273 transform only GIMPLE_MODIFY_STMTs.
8274 * tree-complex.c (expand_complex_operations_1): Ditto.
8275 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
8276 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
8277 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
8279 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
8280 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
8281 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
8282 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
8283 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
8284 slpeel_add_loop_guard): Ditto.
8285 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8286 * lambda-code.c (perfect_nestify): Ditto.
8287 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
8288 before the first statement.
8289 * tree-optimize.c (execute_free_datastructures): Fix comments.
8290 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
8291 * tree-flow.h (disband_implicit_edges): Declaration removed.
8292 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
8294 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
8295 COND_EXPRs without gotos.
8296 (disband_implicit_edges, has_label_p): Removed.
8297 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
8298 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
8300 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
8302 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
8303 also for COND_EXPRs.
8304 * cfgexpand.c (label_rtx_for_bb): New function.
8305 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
8306 Use label_rtx_for_bb to find the labels.
8307 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
8308 last block. Detect fallthru edges.
8310 2007-04-26 Ian Lance Taylor <iant@google.com>
8313 * reload.c (find_reloads_subreg_address): If the address was valid
8314 in the original mode but not in the new mode, reload the whole
8317 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8319 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
8320 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
8321 (cleanup_control_expr_graph): Do not invalidate dominance info.
8322 Record altered blocks.
8323 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
8324 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
8325 cleanup_tree_cfg_bb): New functions.
8326 (remove_forwarder_block): Do not maintain the worklist of blocks.
8327 Record altered blocks.
8328 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
8330 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
8331 delete_unreachable_blocks if dominators are not available.
8332 * tree-inline.c (optimize_inline_calls): Free dominance information
8334 * tree-flow.h (remove_edge_and_dominated_blocks,
8335 cfgcleanup_altered_bbs): Altered.
8336 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
8338 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
8340 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
8341 do not invalidate dominators.
8343 2007-04-26 Anatoly Sokolov <aesok@post.ru>
8345 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
8346 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
8347 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8348 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8350 2007-04-26 Steve Ellcey <sje@cup.hp.com>
8352 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
8354 2007-04-26 Richard Guenther <rguenther@suse.de>
8356 PR tree-optimization/31703
8357 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
8358 the right type for the target of the bittest.
8360 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8362 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
8363 ix86_sol10_return_in_memory.
8365 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8367 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
8370 2007-04-26 Jakub Jelinek <jakub@redhat.com>
8373 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
8375 PR tree-optimization/30558
8376 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
8377 clear this_state.prev_try.
8379 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8380 Mark Mitchell <mark@codesourcery.com>
8382 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
8383 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
8384 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
8386 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8389 * doc/invoke.texi (%:print-asm-header): Document.
8390 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
8392 (static_spec_functions): Add print-asm-header.
8393 (main): Print a banner before the --target-help linker options.
8394 (print_asm_header_spec_function): New function.
8396 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
8399 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
8400 (movsf_ie): Likewise.
8402 2007-04-25 Paolo Carlini <pcarlini@suse.de>
8404 * doc/extend.texi ([Type Traits]): Adjust per N2255.
8406 2007-04-25 Bob Wilson <bob.wilson@acm.org>
8408 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
8409 exception for divide-by-zero.
8410 (__umodsi3, __modsi3): Likewise.
8412 2007-04-25 Dirk Mueller <dmueller@suse.de>
8414 * c-typeck.c (build_compound_expr): Annotate warning()
8415 call with OPT_Wunused_value.
8416 * tree-ssa.c (warn_uninit): Annotate warning with
8418 * c-common.c (handle_sentinel_attribute): Annotate warning
8419 call with OPT_Wattributes.
8421 2007-04-25 Thiemo Seufer <ths@mips.com>
8423 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
8425 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
8426 on to the assembler. Improve handling of -mno-mips16. Add handling
8427 of -mno-mips3d, -mno-dsp, -mno-dspr2.
8428 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
8429 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
8430 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
8432 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
8435 * config/i386/winnt.c (i386_pe_file_end): Strip only
8436 USER_LABEL_PREFIX when writing export name.
8438 2007-04-25 Richard Sandiford <richard@codesourcery.com>
8440 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
8441 sh/elf.h, vx-common.h and vxworks.h.
8442 * config/sh/sh.h: Include config/vxworks-dummy.h.
8443 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8444 (OVERRIDE_OPTIONS): Use it.
8445 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
8446 (vxworks_picreg): New pattern.
8447 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
8448 VXWORKS_OS_CPP_BUILTINS.
8449 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
8450 to their VXWORKS_* equivalents.
8451 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8452 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
8453 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
8454 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
8455 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
8456 -mrtp/-fPIC multilibs.
8457 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
8458 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
8459 (MULTILIB_OSDIRNAMES): Delete.
8461 2007-04-25 Anatoly Sokolov <aesok@post.ru>
8464 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
8466 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
8468 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
8469 rounding mode to be specified by the caller.
8470 (real_to_mpfr) Likewise.
8471 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
8472 include new arguments.
8473 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
8475 2007-04-24 Ian Lance Taylor <iant@google.com>
8477 PR tree-optimization/31605
8478 * tree-vrp.c (set_value_range): Check that min and max are not
8479 both overflow infinities.
8480 (set_value_range_to_value): New static function.
8481 (extract_range_from_binary_expr): Call set_value_range_to_value.
8482 (extract_range_from_cond_expr): Likewise.
8483 (extract_range_from_expr): Likewise.
8484 (extract_range_from_unary_expr): Likewise. Don't create a range
8485 which overflows on both sides.
8486 (vrp_meet): Check for a useless range.
8487 (vrp_visit_phi_node): If we see a constant which looks like an
8488 overflow infinity, turn off the TREE_OVERFLOW flag.
8490 2007-04-24 Ian Lance Taylor <iant@google.com>
8492 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
8494 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
8497 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
8498 diagnostic message is being built.
8499 * tree-pretty-print.c (dump_generic_node): Only write the
8500 formatted text into BUFFER's stream if we are not building a
8502 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
8504 * Makefile.in (toplev.o): Depend on tree-pass.h.
8506 2007-04-24 Ian Lance Taylor <iant@google.com>
8508 PR tree-optimization/31602
8509 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
8510 conditionals in the copied loop header.
8511 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
8512 warnings if TREE_NO_WARNING is set.
8513 * doc/invoke.texi (Warning Options): Clarify that
8514 -Wstrict-overflow does not warn about loops.
8516 2007-04-24 Janis Johnson <janis187@us.ibm.com>
8518 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
8519 expand on the comment about _Decimal128 arguments and check the
8520 integer result of the modulus operation; for 64-bit ELF ABI, ensure
8521 that _Decimal128 argument uses even/odd register pair.
8522 (function_arg): Ditto.
8524 2007-04-24 Hui-May Chang <hm.chang@apple.com>
8526 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
8527 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
8529 2007-04-24 Richard Guenther <rguenther@suse.de>
8530 Olga Golovanevsky <olga@il.ibm.com>
8532 * fold-const.c (multiple_of_p): Check for bottom
8535 2007-04-24 Richard Henderson <rth@redhat.com>
8537 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
8538 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
8539 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
8540 looking for non-zero bits shifted out. Avoid a recursive call
8541 when constructing the scalar.
8542 (__floatundisf): Likewise.
8544 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
8546 * dwarf2out.c (field_byte_offset): Move the existing logic
8547 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
8548 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
8550 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8553 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
8554 length argument of 0 for memset.
8555 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
8556 unsigned shift instead of the signed variant.
8558 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8560 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
8561 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
8562 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
8563 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
8564 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
8565 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
8566 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
8567 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
8568 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
8569 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
8570 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
8571 "mul<mode>3", "div<mode>3"): Insn definitions added.
8572 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
8573 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
8574 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
8575 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
8576 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
8577 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
8578 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
8579 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
8580 TARGET_FLOAT_FORMAT): Macro definitions removed.
8581 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
8582 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
8583 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
8584 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
8585 (s390_gen_rtx_const_DI): Function removed.
8586 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
8588 2007-04-24 Richard Sandiford <richard@codesourcery.com>
8590 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
8591 over an external ffs function.
8593 2007-04-24 Chao-ying Fu <fu@mips.com>
8594 Richard Sandiford <richard@nildram.co.uk>
8596 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
8597 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
8598 (smadd_widen_optab, umadd_widen_optab): Define.
8599 * optabs.c (init_optabs): Initialize smadd_widen_optab and
8601 * genopinit.c (optabs): Fill in smadd_widen_optab and
8603 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
8604 and umadd_widen_optab to implement multiply-add sequences.
8605 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
8606 (<u>maddsidi4): ...this. Extend condition to include
8607 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8608 of operand 0 to "ka" and use the three-operand form of madd<u>
8610 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
8612 * config/mips/constraints.md (ka): New register constraint.
8614 2007-04-24 Jan Hubicka <j@suse.cz>
8618 2007-04-23 Jan Hubicka <jh@suse.cz>
8619 * function.c (init_function_start): Don't init line number info.
8620 (expand_function_end): Update.
8621 (reset_block_changes, record_block_change, finalize_block_changes,
8622 check_block_change, free_block_changes): Kill.
8623 * function.h (reset_block_changes, record_block_change,
8624 finalize_block_changes, check_block_change, free_block_changes):
8626 (struct function): Remove ib_boundaries_block.
8627 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8628 Use curr_insn_locator to initialize locator.
8629 (emit_line_note): Remove.
8630 * cfgexpand.c (expand_gimple_cond_expr): Update.
8631 (construct_exit_block): Likewise.
8632 (tree_expand_cfg): Initialize/finalize locators.
8633 * expr.c (expand_expr_real): Update.
8634 * cfglayout.c (line_locators_locs, line_locators_lines,
8635 file_locators_locs, file_locators_files): Remove.
8636 (set_block_levels): Move to cfgexpand.c.
8637 (insn_locators_initialize): Remove.
8638 (pass_insn_locators_initialize): Remove.
8639 (locations_locators_locs, locations_locators_vals): New static vars.
8640 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8642 (insn_locators_alloc, insn_locators_finalize,
8643 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8645 (locator_location): New.
8646 (locator_line, locator_file): Rewrite.
8647 * rtl.h (emit_line_note): Kill.
8648 (insn_locators_alloc, insn_locators_finalize,
8649 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8651 * tree-inline.c (initialize_cfun): Do not initialize
8652 ib_boundaries_block.
8653 * passes.c (pass_insn_locators_initialize): Remove.
8655 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
8657 * doc/invoke.texi: Removed leading '-' from option index entries.
8659 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
8661 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
8663 (create_phi_node): Use set_phi_nodes.
8664 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
8665 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
8666 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
8667 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
8668 (bsi_start, bsi_last): Use bb_stmt_list.
8669 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
8670 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
8671 Traverse the statements using tsi iterator.
8672 * basic-block.h (struct basic_block_def): Fields stmt_list
8673 and phi_nodes moved to ...
8674 (struct tree_bb_info): ... new structure.
8675 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
8676 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
8677 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
8678 (tree_verify_flow_info): Verify that il.tree is not set for
8679 entry and exit block.
8680 (tree_split_block): Use set_bb_stmt_list.
8682 2007-04-23 Mike Stump <mrs@apple.com>
8684 * config/i386/i386.c (ix86_tune_features
8685 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
8688 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8690 * config/i386/i386.md (prefix_extra): New attribute.
8691 (length): Add prefix_extra.
8693 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
8694 (sse2_movntv2di): Likewise.
8695 (sse2_cvtps2dq): Likewise.
8696 (sse2_cvtpd2pi): Likewise.
8697 (sse2_cvttpd2pi): Likewise.
8698 (*sse2_cvtpd2ps): Likewise.
8699 (*add<mode>3): Likewise.
8700 (sse2_ssadd<mode>3): Likewise.
8701 (sse2_usadd<mode>3): Likewise.
8702 (*sub<mode>3): Likewise.
8703 (sse2_sssub<mode>3): Likewise.
8704 (sse2_ussub<mode>3): Likewise.
8705 (*mulv8hi3): Likewise.
8706 (*smulv8hi3_highpart): Likewise.
8707 (*umulv8hi3_highpart): Likewise.
8708 (sse2_umulv2siv2di3): Likewise.
8709 (sse2_pmaddwd): Likewise.
8710 (ashr<mode>3): Likewise.
8711 (lshr<mode>3): Likewise.
8712 (ashl<mode>3): Likewise.
8713 (sse2_ashlti3): Likewise.
8714 (sse2_lshrti3): Likewise.
8715 (*umaxv16qi3): Likewise.
8716 (*smaxv8hi3): Likewise.
8717 (*uminv16qi3): Likewise.
8718 (*sminv8hi3): Likewise.
8719 (sse2_eq<mode>3): Likewise.
8720 (sse2_gt<mode>3): Likewise.
8721 (*and<mode>3): Likewise.
8722 (sse2_nand<mode>3): Likewise.
8723 (*ior<mode>3): Likewise.
8724 (*xor<mode>3): Likewise.
8725 (sse2_packsswb): Likewise.
8726 (sse2_packssdw): Likewise.
8727 (sse2_packuswb): Likewise.
8728 (sse2_punpckhbw): Likewise.
8729 (sse2_punpcklbw): Likewise.
8730 (sse2_punpckhwd): Likewise.
8731 (sse2_punpcklwd): Likewise.
8732 (sse2_punpckhdq): Likewise.
8733 (sse2_punpckldq): Likewise.
8734 (sse2_punpckhqdq): Likewise.
8735 (sse2_punpcklqdq): Likewise.
8736 (*sse2_pinsrw): Likewise.
8737 (*sse2_pextrw): Likewise.
8738 (sse2_pshufd_1): Likewise.
8739 (sse2_uavgv16qi3): Likewise.
8740 (sse2_uavgv8hi3): Likewise.
8741 (sse2_psadbw): Likewise.
8742 (sse2_pmovmskb): Likewise.
8743 (*sse2_maskmovdqu): Likewise.
8744 (*sse2_maskmovdqu_rex64): Likewise.
8745 (sse4a_extrqi): Likewise.
8746 (sse4a_extrq): Likewise.
8747 (sse3_lddqu): Set prefix_rep.
8748 (sse3_addsubv4sf3): Likewise.
8749 (sse3_haddv4sf3): Likewise.
8750 (sse3_hsubv4sf3): Likewise.
8751 (sse_cvtss2si): Likewise.
8752 (sse_cvtss2si_2): Likewise.
8753 (sse_cvtss2siq): Likewise.
8754 (sse_cvtss2siq_2): Likewise.
8755 (sse_cvttss2si): Likewise.
8756 (sse_cvttss2siq): Likewise.
8757 (sse2_cvttps2dq): Likewise.
8758 (sse3_movshdup): Likewise.
8759 (sse3_movsldup): Likewise.
8760 (sse2_cvtsd2si): Likewise.
8761 (sse2_cvtsd2si_2): Likewise.
8762 (sse2_cvtsd2siq): Likewise.
8763 (sse2_cvtsd2siq_2): Likewise.
8764 (sse2_cvttsd2si): Likewise.
8765 (sse2_cvttsd2siq): Likewise.
8766 (*sse2_cvtpd2dq): Likewise.
8767 (*sse2_cvttpd2dq): Likewise.
8768 (sse2_pshuflw_1): Likewise.
8769 (sse2_pshufhw_1): Likewise.
8770 (sse4a_insertqi): Likewise.
8771 (sse4a_insertq): Likewise.
8772 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
8773 (ssse3_phadddv4si3): Likewise.
8774 (ssse3_phaddswv8hi3): Likewise.
8775 (ssse3_phsubwv8hi3): Likewise.
8776 (ssse3_phsubdv4si3): Likewise.
8777 (ssse3_phsubswv8hi3): Likewise.
8778 (ssse3_pmaddubswv8hi3): Likewise.
8779 (ssse3_pmulhrswv8hi3): Likewise.
8780 (ssse3_pshufbv16qi3): Likewise.
8781 (ssse3_psign<mode>3): Likewise.
8782 (ssse3_palignrti): Likewise.
8783 (abs<mode>2): Likewise.
8784 (ssse3_phaddwv4hi3): Set prefix_extra.
8785 (ssse3_phadddv2si3): Likewise.
8786 (ssse3_phaddswv4hi3): Likewise.
8787 (ssse3_phsubwv4hi3): Likewise.
8788 (ssse3_phsubdv2si3): Likewise.
8789 (ssse3_phsubswv4hi3): Likewise.
8790 (ssse3_pmaddubswv4hi3): Likewise.
8791 (ssse3_pmulhrswv4hi3): Likewise.
8792 (ssse3_pshufbv8qi3): Likewise.
8793 (ssse3_psign<mode>3): Likewise.
8794 (ssse3_palignrdi): Likewise.
8795 (abs<mode>2): Likewise.
8796 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
8797 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
8798 (sse2_pmovmskb): Set mode to SI instead of V2DF.
8800 2007-04-23 Nick Clifton <nickc@redhat.com>
8802 * params.def: Fix formatting of emacs local variables.
8804 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8806 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
8807 move if inter-unit move isn't allowed.
8808 Don't split moving the first element of V2DI to DI to inter-unit
8809 move if inter-unit move isn't allowed.
8811 2007-04-23 Richard Guenther <rguenther@suse.de>
8813 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
8814 and CDI_POST_DOMINATORS separately.
8816 2007-04-23 Nick Clifton <nickc@redhat.com>
8818 * c.opt (Wformat-contains-nul): Add warning attribute.
8820 2007-04-23 Jan Hubicka <jh@suse.cz>
8822 * function.c (init_function_start): Don't init line number info.
8823 (expand_function_end): Update.
8824 (reset_block_changes, record_block_change, finalize_block_changes,
8825 check_block_change, free_block_changes): Kill.
8826 * function.h (reset_block_changes, record_block_change,
8827 finalize_block_changes, check_block_change, free_block_changes):
8829 (struct function): Remove ib_boundaries_block.
8830 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8831 Use curr_insn_locator to initialize locator.
8832 (emit_line_note): Remove.
8833 * cfgexpand.c (expand_gimple_cond_expr): Update.
8834 (construct_exit_block): Likewise.
8835 (tree_expand_cfg): Initialize/finalize locators.
8836 * expr.c (expand_expr_real): Update.
8837 * cfglayout.c (line_locators_locs, line_locators_lines,
8838 file_locators_locs, file_locators_files): Remove.
8839 (set_block_levels): Move to cfgexpand.c.
8840 (insn_locators_initialize): Remove.
8841 (pass_insn_locators_initialize): Remove.
8842 (locations_locators_locs, locations_locators_vals): New static vars.
8843 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8845 (insn_locators_alloc, insn_locators_finalize,
8846 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8848 (locator_location): New.
8849 (locator_line, locator_file): Rewrite.
8850 * rtl.h (emit_line_note): Kill.
8851 (insn_locators_alloc, insn_locators_finalize,
8852 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8854 * tree-inline.c (initialize_cfun): Do not initialize
8855 ib_boundaries_block.
8856 * passes.c (pass_insn_locators_initialize): Remove.
8858 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8861 * expr.c (reduce_to_bit_field_precision): Handle
8864 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8866 PR tree-optimization/24659
8867 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8868 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8869 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8870 * genopinit.c (optabs): Rename vec_pack_mod_optab
8871 to vec_pack_trunc_optab.
8872 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8873 early for scalar floating point operands for NOP_EXPR.
8874 (vectorizable_type_promotion): Ditto.
8875 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8876 vec_pack_trunc_optab.
8877 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8879 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8880 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8881 Rename from VEC_PACK_MOD_EXPR.
8882 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8883 * expr.c (expand_expr_real_1): Ditto.
8884 * tree-inline.c (estimate_num_insns_1): Ditto.
8885 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8887 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8888 (vec_unpacks_lo_v4sf): Ditto.
8889 (vec_pack_trunc_v2df): Ditto.
8890 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8891 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8892 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8894 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8896 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8898 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8899 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8900 packing of floating point operands.
8901 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8902 represent unpacking of floating point operands.
8903 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8904 [vec_unpacks_hi]: Ditto.
8905 [vec_unpacks_lo]: Ditto.
8907 2007-04-22 Jan Hubicka <jh@suse.cz>
8909 * final.c (rest_of_handle_final): Call
8910 targetm.asm_out.constructor/targetm.asm_out.destructor
8911 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8912 proper priority via decl_*_priority_insert.
8913 * c-common.c (c_expand_body): Likewise.
8915 2007-04-22 Richard Guenther <rguenther@suse.de>
8917 PR tree-optimization/29789
8918 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8919 (rewrite_reciprocal): New helper split out from
8920 determine_invariantness_stmt.
8921 (rewrite_bittest): Likewise.
8922 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8923 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8926 2007-04-22 Revital Eres <eres@il.ibm.com>
8928 * loop-unroll.c (var_to_expand): New field to support also
8929 insns of the form x = something + x.
8930 (analyze_insn_to_expand_var): Use it.
8931 (expand_var_during_unrolling): Likewise.
8933 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8935 * predict.c: Include pointer-set.h.
8936 (bb_predictions): New variable.
8937 (tree_predicted_by_p, tree_predict_edge,
8938 remove_predictions_associated_with_edge): Use bb_predictions map
8939 instead of bb->predictions.
8940 (clear_bb_predictions, assert_is_empty): New functions.
8941 (combine_predictions_for_bb): Use bb_predictions map. Call
8942 clear_bb_predictions.
8943 (tree_estimate_probability): Create and free bb_predictions map.
8944 * Makefile.in (predict.o): Add pointer-set.h dependency.
8945 * basic-block.h (struct basic_block_def): Remove predictions
8947 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8949 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8952 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8955 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8957 * timevar.c (timevar_print): Change reference of --disable-checking to
8958 --enable-checking=release. Also warn if assert checking is disabled.
8960 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8963 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8964 decl as addressable if the compound literal was marked as
8966 Mark the decl as a gimple register if it is a complex or
8967 vector decl and does not live in memory.
8969 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8971 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8972 (GENERIC_NEXT): New function macro.
8973 (PHI_CHAIN): Use phi_node's new chain variable.
8974 (tree_phi_node): Change tree_common to tree_base
8975 and add the chain field.
8976 * tree-phinodes.c (make_phi_node): Don't set
8977 TREE_TYPE on the new node.
8978 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8979 instead of checking GIMPLE_TUPLE_P in chain_next.
8980 * tree-vect-transform.c
8981 (get_initial_def_for_induction): Look at
8982 PHI_RESULT_TREE for the type of the phi node.
8983 (update_vuses_to_preheader): Use PHI_CHAIN
8984 instead of TREE_CHAIN on the phi node.
8985 * tree-ssa-structalias.c (compute_points_to_sets):
8987 (ipa_pta_execute): Likewise.
8989 2007-04-21 Richard Guenther <rguenther@suse.de>
8992 * fold-const.c (fold_unary): Call fold_convert_const on the
8995 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8997 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8998 (store_killed_in_pat): New.
9000 2007-04-20 Richard Henderson <rth@redhat.com>
9003 * config/i386/i386.c (type_has_variadic_args_p): Look for any
9004 TREE_LIST with a void_type_node value, not void_list_node exactly.
9006 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
9008 * doc/standards.texi: Re-arrange into language-specific
9009 subsections. Add a C++ section, documenting which standards we
9012 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
9014 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
9015 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
9017 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
9019 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
9020 ecrti.o and crtbegin.o.
9021 (LIB_DEFAULT_SPEC): Include -lc.
9022 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
9024 2007-04-20 Richard Henderson <rth@redhat.com>
9027 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
9028 argument; update all callers.
9029 (get_unaligned_offset): New.
9030 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
9031 get_unaligned_address, just pass on the address directly.
9032 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
9033 the subreg in the helper patterns.
9034 (unaligned_extendqidi_le): Use get_unaligned_offset.
9035 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
9036 (unaligned_extendhidi_be): Likewise.
9037 (unaligned_extendhidi): Tidy.
9038 * config/alpha/alpha-protos.h: Update.
9040 2007-04-20 Richard Henderson <rth@redhat.com>
9042 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
9043 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
9044 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
9045 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9046 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9047 (CPP_SPEC): Don't include %(cpp_subtarget).
9048 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
9049 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
9050 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
9052 2007-04-20 Jakub Jelinek <jakub@redhat.com>
9054 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
9055 for __builtin_ia32_cmpordss.
9057 PR tree-optimization/31632
9058 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
9059 and arg1 for optimizations of comparison against min/max values.
9060 Fold arg0 to arg1's type for optimizations of comparison against
9061 min+1 and max-1 values.
9063 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
9065 * reload.c (combine_reloads): When trying to use a dying register,
9066 check whether it's uninitialized and don't use if so.
9068 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
9070 * fold-const.c: Remove prototypes for native_encode_expr and
9071 native_interpret_expr.
9072 (native_encode_expr): Make non-static.
9073 (native_interpret_expr): Likewise.
9074 * tree.h: Add prototypes for the above.
9076 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9078 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
9079 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
9080 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
9081 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
9082 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
9083 Add length attributes.
9085 2007-04-19 Janis Johnson <janis187@us.ibm.com>
9087 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
9090 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
9091 __STDC_WANT_DEC_FP__.
9093 2007-04-19 Joseph Myers <joseph@codesourcery.com>
9095 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
9096 for long double compatibility.
9097 * configure: Regenerate.
9099 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
9101 PR rtl-optimization/29841
9102 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
9104 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
9105 that may cause control flow transfer from being moved.
9107 2007-04-18 Jan Hubicka <jh@suse.cz>
9109 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
9112 2007-04-18 Eric Christopher <echristo@apple.com>
9114 * config/rs6000/darwin.md (load_macho_picbase): Use link register
9115 only. Update operands.
9116 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
9117 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
9118 link register to pic register.
9120 2007-04-18 Dirk Mueller <dmueller@suse.de>
9123 * tree-vrp.c (search_for_addr_array): New.
9124 (check_array_bounds): Suppress warning about
9125 address taken of array refs if its not de-referenced.
9127 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9129 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
9130 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
9132 * tree-vectorizer.h (NITERS_KNOWN_P): New.
9133 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
9134 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
9136 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
9138 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
9140 (vect_analyze_scalar_cycles): Fix indentation.
9141 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
9142 (vect_mark_relevant): Include phis in relevance analysis.
9144 * tree-vect-transform.c (vect_transform_loop): Add an assert.
9146 2007-04-18 Anatoly Sokolov <aesok@post.ru>
9148 * config/avr/avr.c (ptrreg_to_str): Replace error() with
9149 output_operand_lossage().
9151 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9153 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
9154 the unused code for reduction without adjust-in-epilog to simplify the
9157 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
9159 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
9160 (S390_TDC_NEGATIVE_ZERO): New constant.
9161 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
9162 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
9163 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
9164 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
9165 (S390_TDC_POSITIVE_INFINITY): New constant.
9166 (S390_TDC_NEGATIVE_INFINITY): New constant.
9167 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
9168 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
9169 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
9170 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
9171 (S390_TDC_INFINITY): New constant.
9172 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
9173 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
9174 optimization for UNSPEC_CCZ_TO_INT.
9175 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
9176 ("*ccz_to_int"): New insn.
9177 ("isinf<mode>2"): New insn.
9178 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
9179 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
9180 (UNSPEC_CCZ_TO_INT): New constant.
9182 2007-04-18 Richard Guenther <rguenther@suse.de>
9184 PR tree-optimization/19431
9185 PR tree-optimization/21463
9186 * tree-pass.h (pass_phiprop): Declare.
9187 * passes.c (init_optimization_passes): New phiprop pass.
9188 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
9189 (phivn_valid_p): New helper function.
9190 (phiprop_insert_phi): Likewise.
9191 (propagate_with_phi): Likewise.
9192 (tree_ssa_phiprop): New propagator propagating loads
9193 through phi nodes if profitable.
9195 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
9197 * tree-vect-analyze.c (process_use): New function.
9198 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
9199 Check phis in all bbs.
9200 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
9203 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
9205 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
9208 2007-04-17 Anatoly Sokolov <aesok@post.ru>
9211 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
9214 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
9216 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
9218 (sse_vmmulv4sf3): Likewise.
9219 (sse2_vmaddv2df3): Likewise.
9220 (sse2_vmmulv2df3): Likewise.
9222 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
9224 PR rtl-optimization/31360
9225 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
9226 (target_reg_cost): New.
9227 (init_set_costs): Initialize target_reg_cost. Add comments
9228 regarding the rationale of the costs.
9229 (global_cost_for_size): Renamed to...
9230 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
9231 of register pressure.
9232 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
9233 estimate_reg_pressure_cost. Add number of ivs.
9234 (determine_set_costs): Dump target_reg_cost.
9235 * loop-invariant.c (gain_for_invariant): Use
9236 estimate_reg_pressure_cost. Removed n_inv_uses argument.
9237 (best_gain_for_invariant, find_invariants_to_move): Remove
9239 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
9240 (target_reg_cost): Declare.
9241 (global_cost_for_size): Declaration removed.
9242 (estimate_reg_pressure_cost): Declare.
9244 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
9246 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
9247 regnos into even/odd register pairs.
9248 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
9249 TDmode similar to the other floating point modes.
9250 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
9251 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
9253 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
9254 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
9255 (movdd_hardfloat64): Use TARGET_MFPGPR.
9257 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
9259 * reload1.c (delete_output_reload): Don't count output in n_inherited.
9262 2005-01-05 Richard Henderson <rth@redhat.com>
9264 * reload1.c (do_input_reload): Restrict the optimization deleteing
9265 a previous output reload to RELOAD_FOR_INPUT.
9267 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
9269 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
9270 induc_vec_info_type.
9271 (vectorizable_induction): New function declaration.
9272 * tree-vect-transform.c (get_initial_def_for_induction): No need to
9273 check if already vectorized. Find first place in BB where new stmts
9274 can be inserted. Takes only one argument.
9275 (vectorizable_induction): New function.
9276 (vect_transform_stmt): Add case for induc_vec_info_type to call
9277 vectorizable_induction.
9278 (vect_transform_loop): Consider phis for vectorization.
9279 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
9281 (analyze_operations): Call vectorizable_induction when analyzing phis.
9283 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
9284 (vect_mark_relevant): Include phis in relevance analysis.
9285 (vect_mark_stmts_to_be_vectorize): Likewise.
9286 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
9288 2007-04-16 Lawrence Crowl <crowl@google.com>
9290 * doc/invoke.texi (Debugging Options): Add documentation for the
9291 -femit-struct-debug options -femit-struct-debug-baseonly,
9292 -femit-struct-debug-reduced, and
9293 -femit-struct-debug-detailed[=...].
9295 * c-opts.c (c_common_handle_option): Add
9296 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
9297 and OPT_femit_struct_debug_detailed_.
9298 * c.opt: Add specifications for
9299 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
9300 and -femit-struct-debug-detailed[=...].
9301 * opts.c (set_struct_debug_option): Parse the
9302 -femit-struct-debug-... options.
9303 * opts.c (matches_main_base, main_input_basename,
9304 main_input_baselength, base_of_path, matches_main_base): Add
9305 variables and functions to compare header base name to compilation
9307 * opts.c (should_emit_struct_debug): Add to determine to emit a
9308 structure based on the option.
9309 (dump_struct_debug) Also disabled function to debug this
9311 * opts.c (handle_options): Save the base name of the
9314 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
9315 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
9316 This hook indicates if a type is generic. Set it by default
9318 * langhooks.h (struct lang_hooks_for_types): Add a new hook
9319 to determine if a struct type is generic or not.
9320 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
9321 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
9322 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
9325 * flags.h (enum debug_info_usage): Add an enumeration to describe
9326 a program's use of a structure type.
9327 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
9328 to indicate the program's usage of the type. Filter structs based
9329 on the -femit-struct-debug-... specification.
9330 (gen_type_die): Split into two routines, gen_type_die and
9331 gen_type_die_with_usage. gen_type_die is now a wrapper
9332 that assumes direct usage.
9333 (gen_type_die_with_usage): Replace calls to gen_type_die
9334 with gen_type_die_with_usage adding the program usage of
9335 the referenced type.
9336 (dwarf2out_imported_module_or_decl): Suppress struct debug
9337 information using should_emit_struct_debug when appropriate.
9339 2007-04-16 Ian Lance Taylor <iant@google.com>
9341 PR tree-optimization/31522
9342 * tree-vrp.c (vr_phi_edge_counts): New static variable.
9343 (vrp_initialize): Allocate vr_phi_edge_counts.
9344 (vrp_visit_phi_node): Don't push to infinity if we saw a new
9345 executable edge. Drop test for all constants.
9346 (vrp_finalize): Free vrp_phi_edge_counts.
9348 * doc/cpp.texi (Common Predefined Macros): Clarify description of
9349 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9351 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
9352 predecessors at head rather than tail.
9354 2007-04-16 Matthias Klose <doko@debian.org>
9356 * config/alpha/linux.h (CPP_SPEC): Define.
9357 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
9359 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
9361 * function.h: Remove sequence_stack extern declaration.
9363 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
9365 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
9367 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
9370 2007-04-16 Anatoly Sokolov <aesok@post.ru>
9372 * config/avr/avr.c (avr_arch_types): Rearranging array.
9373 (enum avr_arch): Add.
9374 (avr_mcu_types): Use avr_arch enumeration constants instead of
9376 * config/avr/avr.h (LINK_SPEC): Simplify.
9378 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
9380 * config/m68k/m68k.c (m68k_libcall_value,
9381 m68k_function_value): Use macros for register names more.
9383 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
9385 (M68K_REGNAME): Use A6_REG.
9386 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
9388 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9391 * sched-int.h (struct deps): Split field 'pending_lists_length' into
9392 'pending_read_list_length' and 'pending_write_list_length'. Update
9394 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
9395 to handle two length counters instead of one. Update all uses.
9396 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
9397 two length counters instead of one.
9398 * sched-rgn.c (propagate_deps): Update to handle two length counters
9401 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
9404 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
9405 copy of source, pass it to ix86_expand_vector_set and return
9408 2007-04-16 David Ung <davidu@mips.com>
9409 Joseph Myers <joseph@codesourcery.com>
9411 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
9412 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
9413 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9414 Add 74K processor information.
9415 * config/mips/mips.md: Include 74k.md.
9416 (cpu): Add 74kc,74kf,74kx.
9417 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
9418 * config/mips/74k.md: New.
9419 * doc/invoke.texi (MIPS Options): Document 74K support.
9421 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
9423 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
9424 vectorizable_* functions.
9425 * tree-vect-transform.c (vectorizable_call): Add check for
9426 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
9427 (vectorizable_store): likewise.
9428 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
9430 (vectorizable_operation, vectorizable_type_demotion): Likewise.
9431 (vectorizable_type_promotion, vectorizable_load): Likewise.
9432 (vectorizable_live_operation, vectorizable_condition): Likewise.
9433 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
9435 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
9437 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9439 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
9440 register numbers more.
9441 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
9442 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
9443 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
9444 FUNCTION_VALUE_REGNO_P): Likewise.
9445 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
9446 STATIC_CHAIN_REGNUM): Likewise.
9447 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
9448 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
9449 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
9450 * config/m68k/m68k.md (FP_REG): New.
9452 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9454 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
9457 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9459 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
9460 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
9463 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9465 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
9468 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9471 * c-decl.c (finish_decl): Grab the type of the decl after the call
9472 to store_init_value.
9474 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
9476 * common.opt (fforward-propagate): Fix "Optimization" annotation.
9478 2007-04-14 Jakub Jelinek <jakub@redhat.com>
9481 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
9482 dominators, post dominators and cleanup cfg before returning.
9484 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
9486 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
9487 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
9489 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
9491 * config.gcc: Recognize fido.
9492 * config/m68k/m68k-devices.def (fidoa): New.
9493 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
9495 (FL_FIDOA, TARGET_FIDOA): New.
9496 * config/m68k/m68k.opt (mfidoa): New.
9498 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9501 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
9502 when a personality function is used.
9504 2007-04-13 Bob Wilson <bob.wilson@acm.org>
9506 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
9508 2007-04-13 Mike Stump <mrs@apple.com>
9510 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
9512 * config/darwin.opt (fapple-kext): Make C++ only.
9513 * config/darwin.c (darwin_override_options): Remove code to ensure
9514 -fapple-kext is given for C++ only.
9516 2007-04-13 Richard Sandiford <richard@codesourcery.com>
9518 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
9519 * config/mips/mips.c (override_options): Call
9520 SUBTARGET_OVERRIDE_OPTIONS, if defined.
9522 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9524 * config/i386/i386.opt (msvr3-shlib): Removed.
9526 * doc/invoke.texi: Remove -msvr3-shlib.
9528 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9530 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
9531 with "popcnt" instruction.
9533 2007-04-13 Richard Guenther <rguenther@suse.de>
9535 PR tree-optimization/21258
9536 * tree-vrp.c (compare_case_labels): New helper.
9537 (find_switch_asserts): New function.
9538 (find_assert_locations): Call it for SWITCH_EXPRs.
9540 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
9542 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
9543 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
9544 check is now implied in X87_FLOAT_MODE_P.
9545 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9546 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9547 (fix_trunc<mode>_i386_fisttp): Ditto.
9548 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9549 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9550 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9551 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9552 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9553 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9554 (unnamed_splitters): Ditto.
9555 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
9556 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
9557 FIRST_SSE_REG for local functions when SSE math is enabled or
9558 for functions with sseregparm attribute.
9559 (standard_80387_constant_p): Return -1 if mode is not
9561 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
9562 (ix86_expand_compare): Ditto.
9563 (ix86_expand_carry_flag_compare): Ditto.
9564 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
9565 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
9566 DECIMAL_FLOAT_MODE_P.
9567 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
9568 of SCALAR_FLOAT_MODE_P.
9569 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
9570 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
9571 checks before FLOAT_MODE_P.
9572 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
9573 before FLOAT_MODE_P.
9578 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
9580 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
9581 Charles Wilson <libtool@cwilson.fastmail.fm>
9583 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
9584 (libgcc.mvars): Don't depend on them.
9585 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
9586 * exec-tool.in: New.
9588 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
9590 * doc/invoke.text (--help): Document --help=common.
9592 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
9594 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
9596 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9598 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
9599 * genemit.c (main): Emit #include "integrate.h".
9600 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
9601 (LOADGP_RTP): New mips_loadgp_style.
9602 * config/mips/mips.h: Include config/vxworks-dummy.h.
9603 (TARGET_RTP_PIC): New macro.
9604 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
9605 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
9606 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
9608 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
9609 -mvxworks-pic when using -mrtp and a PIC option.
9610 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
9612 (mips_symbolic_constant_p, mips_symbolic_address_p)
9613 (mips_symbol_insns): Handle SYMBOL_HALF.
9614 (override_options): Warn about -G and -mrtp being used together.
9615 Initialize mips_lo_relocs[SYMBOL_HALF].
9616 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
9617 (mips_emit_loadgp): Handle LOADGP_RTP.
9618 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
9619 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
9620 (tablejump): Handle function-relative case table entries if
9622 * config/mips/predicates.md (symbol_ref_operand): New predicate.
9624 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9626 * config/mips/mips.md (load_call<mode>): Allow any general register.
9628 (sibcall_value_internal, sibcall_value_multiple_internal)
9629 (call_value_internal, call_value_split, call_value_multiple_internal)
9630 (call_value_multiple_split): Remove constraints from operand 0.
9632 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9634 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
9635 rather than loadgp_noshared.
9636 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
9637 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
9639 * config/mips/mips.md (loadgp): Rename to...
9640 (loadgp_newabi): ...this.
9641 (loadgp_noshared): Rename to...
9642 (loadgp_absolute): ...this.
9644 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9646 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
9647 false for locally-binding symbols.
9648 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
9650 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9652 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
9653 (SYMBOL_GOT_PAGE_OFST): ...this.
9654 (SYMBOL_GOT_GLOBAL): Rename to...
9655 (SYMBOL_GOT_DISP): ...this.
9656 (SYMBOL_GOTOFF_GLOBAL): Rename to...
9657 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
9658 * config/mips/mips.c (mips_global_symbol_p): New function.
9659 (mips_symbol_binds_local_p): Likewise.
9660 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
9661 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
9662 mips_global_symbol_p and mips_symbol_binds_local_p.
9663 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
9664 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
9665 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
9667 (mips_ok_for_lazy_binding_p): New function.
9668 (mips_load_call_address, mips_expand_call): Use it.
9669 (mips_dangerous_for_la25_p): Likewise.
9670 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
9671 (*got_disp<mode>): Use got_disp_operand instead of
9672 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
9673 SYMBOL_GOTOFF_GLOBAL.
9674 (*got_page<mode>): Use got_page_ofst_operand instead of
9676 * config/mips/predicates.md (const_call_insn_operand): Use
9677 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
9678 (global_got_operand): Rename to...
9679 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
9681 (local_got_operand): Rename to...
9682 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
9683 of SYMBOL_GOT_LOCAL.
9685 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9687 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
9688 TARGET_CALL_CLOBBERED_GP.
9689 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9690 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
9691 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
9692 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
9693 of TARGET_ABICALLS && !TARGET_NEWABI.
9694 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9695 * config/mips/mips.c (mips_load_call_address): Check
9696 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
9697 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9698 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
9699 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
9700 TARGET_ABICALLS && TARGET_NEWABI.
9701 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
9703 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
9704 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
9705 TARGET_ABICALLS && TARGET_NEWABI.
9706 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
9707 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
9708 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
9709 whether indirect calls must use $25.
9710 (mips_extra_live_on_entry): Check TARGET_GOT instead of
9712 * config/mips/mips.md (jal_macro): Check flag_pic and
9713 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
9714 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
9715 instead of TARGET_ABICALLS.
9716 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
9717 TARGET_ABICALLS && TARGET_OLDABI.
9718 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9719 (sibcall): In the comment above the define_insn, mention
9720 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
9721 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
9722 instead of TARGET_ABICALLS.
9724 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9726 * doc/md.texi (Blackfin family constraints): Document PA and PB.
9727 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
9728 (MACFLAGS_MATCH_P): New macro.
9729 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
9730 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
9731 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
9732 the other MACFLAG constants.
9733 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
9734 (flag_machi): Tighten constraints. Renumber some of the operands.
9735 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
9737 (flag_machi_parts_acconly): New pattern.
9738 (flag_macinithi): Tighten constraints. Allow any accumulator to be
9740 (flag_macinit1hi): Tighten constraints.
9741 (flag_mul_macv2hi_parts_acconly): New pattern.
9743 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
9744 Use a more efficient implementation.
9745 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
9746 inline sequences when not optimizing for size.
9748 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
9749 movhi_high2low): Delete, merge functionality into...
9750 (packv2hi): ... this pattern.
9752 2007-02-11 Jie Zhang <jie.zhang@analog.com>
9753 * config/bfin/bfin.opt (msim): New option.
9754 (mcpu=): New option.
9755 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
9756 (bfin_cpu_t): Typedef of enum bfin_cpu.
9757 (bfin_cpu_type): New declaration.
9758 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
9759 -msim and -mcpu= options.
9760 (LIB_SPEC): Likewise.
9761 * config/bfin/bfin.c (bfin_cpu_type): Define.
9762 (bfin_handle_option): Handle -mcpu= option.
9763 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
9764 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
9765 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
9767 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9769 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
9770 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
9771 (powerpc-wrs-vxworksae): Use ${tm_file}.
9772 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
9773 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
9774 * config/i386/vx-common.h: New file.
9776 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9778 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
9781 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
9783 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
9786 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
9790 * c-common.c (c_build_qualified_type): Set canonical type
9793 2007-04-12 Richard Guenther <rguenther@suse.de>
9795 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
9796 lower bound and element size if lower bound is not zero
9797 or either of the ARRAY_REF operands is set.
9799 2007-04-12 Richard Guenther <rguenther@suse.de>
9801 PR tree-optimization/24689
9802 PR tree-optimization/31307
9803 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
9805 * gimplify.c (canonicalize_addr_expr): To be consistent with
9806 gimplify_compound_lval only set operands two and three of
9807 ARRAY_REFs if they are not gimple_min_invariant. This makes
9808 it never at this place.
9809 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9811 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9813 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
9814 null before emitting a .nsubspa directive.
9816 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9818 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
9819 need_to_partition_p if there are no memory statements in the
9822 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9824 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
9825 (gcd_of_steps_may_divide_p): New function.
9826 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
9828 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9830 * reload.c (find_reloads_toplev, find_reloads_address,
9831 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
9832 not a pointer equality test, to decide if we need to call
9833 push_reg_equiv_alt_mem.
9835 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
9837 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
9838 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
9840 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
9842 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9844 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
9845 vector to be positive.
9847 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9851 * doc/invoke.texi: Document --params max-aliased-vops and
9853 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9854 debug_memory_partitions): Move to tree-flow.h
9855 * params.h (AVG_ALIASED_VOPS): Define.
9856 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9858 (mp_info_t): Likewise.
9859 (get_mem_sym_stats_for): New.
9860 (set_memory_partition): Move from tree-flow-inline.h.
9861 (mark_non_addressable): Only clear the set of symbols for the
9862 partition if it exists.
9863 (dump_memory_partitions): Move from tree-ssa-operands.c
9864 (debug_memory_partitions): Likewise.
9865 (need_to_partition_p): New.
9866 (dump_mem_ref_stats): New.
9867 (debug_mem_ref_stats): New.
9868 (dump_mem_sym_stats): New.
9869 (debug_mem_sym_stats): New.
9870 (update_mem_sym_stats_from_stmt): New.
9871 (compare_mp_info_entries): New.
9872 (mp_info_cmp): Call it.
9873 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9875 (get_mpt_for): Move from tree-ssa-operands.c.
9876 (find_partition_for): New.
9877 (create_partition_for): Remove.
9878 (estimate_vop_reduction): New.
9879 (update_reference_counts): New.
9880 (build_mp_info): New.
9881 (compute_memory_partitions): Refactor.
9882 Document new heuristic.
9883 Call build_mp_info, update_reference_counts,
9884 find_partition_for and estimate_vop_reduction.
9885 (compute_may_aliases): Populate virtual operands before
9886 calling debugging dumps.
9887 (delete_mem_sym_stats): New.
9888 (delete_mem_ref_stats): New.
9889 (init_mem_ref_stats): New.
9890 (init_alias_info): Call it.
9891 (maybe_create_global_var): Remove alias_info argument.
9892 Get number of call sites and number of pure/const call sites
9893 from gimple_mem_ref_stats().
9894 (dump_alias_info): Call dump_memory_partitions first.
9895 (dump_points_to_info_for): Show how many times a pointer has
9897 * opts.c (decode_options): For -O2 set --param
9898 max-aliased-vops to 500.
9899 For -O3 set --param max-aliased-vops to 1000 and --param
9900 avg-aliased-vops to 3.
9901 * fortran/options.c (gfc_init_options): Remove assignment to
9903 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9904 * tree-dfa.c (dump_variable): Dump memory reference
9906 Dump NO_ALIAS* settings.
9907 (referenced_var_lookup): Tidy.
9908 (mem_sym_stats): New.
9909 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9910 and ORIG are different SSA names for a memory partition.
9911 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9912 * tree-flow.h (struct mem_sym_stats_d): Define.
9913 (mem_sym_stats_t): Define.
9914 (struct mem_ref_stats_d): Define.
9915 (struct gimple_df): Add field mem_ref_stats.
9916 (enum noalias_state): Define.
9917 (struct var_ann_d): Add bitfield noalias_state.
9918 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9919 debug_mem_ref_stats, debug_memory_partitions,
9920 debug_mem_sym_stats): Declare.
9921 * tree-ssa-structalias.c (update_alias_info): Update call
9922 sites, pure/const call sites and asm sites in structure
9923 returned by gimple_mem_ref_stats.
9924 Remove local variable IS_POTENTIAL_DEREF.
9925 Increase NUM_DEREFS if the memory expression is a potential
9927 Call update_mem_sym_stats_from_stmt.
9928 If the memory references memory, call
9929 update_mem_sym_stats_from_stmt for all the direct memory
9930 symbol references found.
9931 (intra_create_variable_infos): Set noalias_state field for
9932 pointer arguments according to the value of
9933 flag_argument_noalias.
9934 * tree-ssa-structalias.h (struct alias_info): Remove fields
9935 num_calls_found and num_pure_const_calls_found.
9936 (update_mem_sym_stats_from_stmt): Declare.
9937 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9938 Set default value to 100.
9939 (PARAM_AVG_ALIASED_VOPS): Define.
9941 2007-04-11 Richard Guenther <rguenther@suse.de>
9944 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9945 a * -b + c as c - a * b if we honor sign dependent rounding.
9947 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9949 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9951 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9952 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9954 (initialize_trampoline): Don't use old-style function definition.
9955 (bfin_secondary_reload): Mark IN_P argument as unused.
9957 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9959 PR tree-optimization/31343
9960 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9961 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9962 * testsuite/gcc.dg/vect/pr31343.c: New.
9964 2007-04-10 Eric Christopher <echristo@apple.com>
9966 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9967 * config/i386/i386.md (*cmpfp0): Use.
9968 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9969 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9970 (fix_trunc<mode>_i386_fisttp): Ditto.
9971 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9972 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9973 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9974 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9975 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9976 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9977 (unnamed_splitters): Ditto.
9978 * config/i386/i386.c (output_fix_trunc): Assert that
9979 we're not being passed a TFmode operand.
9981 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9983 PR tree-optimization/31526
9984 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9985 n_basic_blocks to find newly added blocks.
9987 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9989 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9991 (fix_trunc<mode>si_sse): Ditto.
9992 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9993 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9994 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9995 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9996 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9997 expander using SSEMODEF mode macro.
9998 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9999 expander using SSEMODEF mode macro.
10000 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
10001 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
10002 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
10003 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
10004 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
10005 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
10006 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
10007 Macroize insn using X87MODEF mode macro.
10009 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
10011 * config/i386/sse.md (sse2_pinsrw): Removed.
10012 (sse2_pextrw): Renamed to ...
10013 (*sse2_pextrw): This.
10015 2007-04-09 Jan Hubicka <jh@suse.cz>
10018 * config/i386/sse.md
10019 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
10020 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
10021 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
10022 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
10024 2007-04-09 Jan Hubicka <jh@suse.cz>
10026 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
10027 multiple fields of union.
10029 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
10031 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
10032 (create_preheaders): Check that loops are available.
10033 (fix_loop_structure): Clean up, improve comments.
10034 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
10035 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
10037 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
10038 * predict.c (tree_estimate_probability): Do not call
10039 calculate_dominance_info. Call create_preheaders.
10040 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
10041 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
10043 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
10044 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
10045 * tree-cfg.c (tree_split_edge): Make an assert more precise.
10046 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
10049 2007-04-08 Jan Hubicka <jh@suse.cz>
10051 * tree.h (maybe_fold_offset_to_component_ref): Declare.
10052 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
10053 * fold-const.c (fold_unary): Use it.
10055 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10057 * varasm.c (assemble_variable): Remove call to
10058 lang_hooks.decls.prepare_assemble_variable.
10059 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
10060 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
10061 * langhooks.h (lang_hooks_for_decls): Remove
10062 prepare_assemble_variable.
10064 2007-04-08 Mike Stump <mrs@apple.com>
10066 * config/i386/i386.c: Use inc/dec on Core2.
10068 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
10070 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
10071 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10072 lhd_tree_inlining_end_inlining): Remove.
10073 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
10074 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
10075 end_inlining hooks.
10076 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
10077 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
10078 lhd_tree_inlining_end_inlining): Remove prototypes.
10079 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
10080 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
10081 LANG_HOOKS_TREE_INLINING_START_INLINING,
10082 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
10084 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
10087 2007-04-08 Anatoly Sokolov <aesok@post.ru>
10090 * config/avr/predicates.md (io_address_operand): Delete predicate.
10091 (low_io_address_operand): Don't use 'mode' argument.
10092 (higth_io_address_operand): Rename ...
10093 (high_io_address_operand): ... to this. Don't use 'mode' argument.
10094 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
10097 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
10099 Revert change removing staticp.
10101 2007-04-07 Anatoly Sokolov <aesok@post.ru>
10104 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
10107 2007-04-07 Bruce Korb <bkorb@gnu.org>
10109 * c.opt: Add -Wformat-contains-nul.
10110 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
10112 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
10113 the NUL byte warning.
10115 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
10117 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
10119 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10121 * tree.c (staticp): No longer use staticp langhook.
10122 * langhooks.c (lhd_staticp): Removed.
10123 * langhooks.h (struct lang_hooks): Remove staticp.
10124 * c-common.c (c_staticp): Remove.
10125 * c-common.h (c_staticp): Ditto.
10126 * langhooks-defs.h (lhd_staticp): Ditto.
10127 (LHD_HOOKS_STATICP): Ditto
10128 * tree.h (gcc_assert_lowered): New macro.
10130 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10132 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
10133 argument "reliable".
10134 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
10135 Add argument "reliable". Propagate it through calls.
10136 (infer_loop_bounds_from_undefined): Derive number of iterations
10137 estimates from references in blocks that do not dominate loop latch.
10138 (gcov_type_to_double_int): New function.
10139 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
10140 and expected_loop_iterations_unbounded.
10141 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
10142 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
10143 * tree-data-ref.c (estimated_loop_iterations): Export.
10144 (get_references_in_stmt): Fix -- do not return addresses of local
10146 * cfgloop.h (expected_loop_iterations_unbounded,
10147 estimated_loop_iterations): Declare.
10149 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10151 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10153 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10155 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
10156 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
10157 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
10158 Use output_387_reg_move().
10159 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
10160 expander using X87MODEF12 mode macro.
10161 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
10162 choosing register preferences. Use output_387_reg_move().
10163 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
10164 instead of "x". Use output_387_reg_move().
10165 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
10166 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
10167 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
10168 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
10169 Use output_387_reg_move().
10170 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
10172 (*truncxf?f_i387 splitter): Ditto.
10174 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
10176 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10177 LANG_HOOKS_SAFE_FROM_P.
10178 * expr.c (safe_from_p): Remove langhook call.
10179 * langhooks.h (lang_hooks): Remove safe_from_p.
10180 (lhd_safe_from_p): Remove prototype.
10181 * langhooks.c (lhd_safe_from_p): Remove.
10183 2007-04-06 Jan Hubicka <jh@suse.cz>
10185 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
10188 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
10190 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
10191 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
10192 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
10193 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
10195 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
10196 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
10198 2007-04-05 Richard Henderson <rth@redhat.com>
10200 * config/alpha/alpha.c (print_operand) [+]: Remove.
10201 (alpha_end_function): Print nop if call at end of function.
10202 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
10203 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
10204 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
10205 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
10206 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
10207 the call pattern. Update peepholes to match.
10209 2007-04-05 Janis Johnson <janis187@us.ibm.com>
10211 * doc/extend.texi (Other Builtins): Add decimal float variants
10213 * builtins.def: Ditto.
10214 * builtins.c (expand_builtin): Ditto.
10216 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
10217 H.J. Lu <hongjiu.lu@intel.com>
10220 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
10221 of V8HImode when calling ix86_binary_operator_ok.
10222 (sse2_pmaddwd): Call ix86_binary_operator_ok.
10223 (sdot_prodv8hi): Operands 1 and 2 must be register.
10225 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10227 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10228 initialize align to silence bogus warning.
10230 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10232 PR middle-end/22156
10233 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10235 (struct sra_walk_fns): Remove use_all parameter from use.
10236 (sra_hash_tree): Handle BIT_FIELD_REFs.
10237 (sra_elt_hash): Don't hash bitfld blocks.
10238 (sra_elt_eq): Skip them in parent compares as well. Handle
10240 (sra_walk_expr): Don't maintain or pass down use_all_p.
10241 (scan_use): Remove use_all parameter.
10242 (scalarize_use): Likewise. Re-expand assignment to
10243 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10244 output, and re-scalarize after output. Don't mark anything
10246 (scalarize_ldst): Adjust.
10247 (scalarize_walk_gimple_modify_statement): Likewise.
10248 (build_element_name_1): Handle BIT_FIELD_REFs.
10249 (instantiate_element): Don't warn for any element whose parent
10250 is used as a whole.
10251 (instantiate_missing_elements_1): Return the sra_elt.
10252 (canon_type_for_field): New.
10253 (try_instantiate_multiple_fields): New.
10254 (instantiate_missing_elemnts): Use them.
10255 (mark_no_warning): Removed.
10256 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10257 (REPLDUP, sra_build_elt_assignment): New.
10258 (generate_copy_inout): Use them.
10259 (generate_element_copy): Likewise. Handle bitfld differences.
10260 (generate_element_zero): Don't recurse for blocks. Use
10261 sra_build_elt_assignment.
10262 (generate_one_element_int): Take elt instead of var. Use
10263 sra_build_elt_assignment.
10264 (generate_element_init_1): Adjust.
10265 (scalarize_use, scalarize_copy): Use REPLDUP.
10266 (scalarize_ldst): Move assert before dereference.
10267 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10269 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10271 * regmove.c: Fix unused variable warnings due to previous commit.
10273 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
10275 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
10276 (regmove_bb_head): Remove.
10277 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
10278 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
10279 problems with fixup_match_1.
10280 Don't initialize/free regmove_bb_head.
10282 (reg_is_remote_constant_p): If an insn is in the same basic block
10283 but not before INSN, consider it remote, too.
10285 2007-04-05 Anatoly Sokolov <aesok@post.ru>
10288 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
10289 DECL_ASSEMBLER_NAME, not the DECL_NAME.
10291 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
10293 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
10294 (CONDITIONAL_REGISTER_USAGE): Likewise.
10296 2007-04-04 Richard Henderson <rth@redhat.com>
10298 * config/alpha/lib1funcs.asm: Remove unused file.
10300 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10303 * opts.c (print_specific_help): Fix --help=<language>
10305 (common_handle_option): Support --help=common.
10307 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10310 * gcc.c (main): Do not run the linker if
10311 print_subprocess_help indicates that it shouldn't be
10314 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10317 * doc/invoke.texi (--help=): Document <languages> value, fix
10318 formatting in tables of values.
10320 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
10322 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
10323 dllimport attribute of virtual methods.
10325 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
10327 * config/score/crti.asm: Change _bss_start to __bss_start.
10328 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
10329 (OUTGOING_REG_PARM_STACK_SPACE) update.
10330 * config/score/score.opt: add options to make backend support
10331 score5, score5u, score7 and score7d.
10332 * config/score/score.md: Likewise.
10333 * config/score/misc.md: Likewise.
10334 * config/score/mac.md: Likewise.
10335 * doc/invoke.texi: Likewise.
10336 * doc/md.texi: update constraints define.
10338 2007-04-03 Richard Henderson <rth@redhat.com>
10340 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
10341 an appropriate type, use the mode instead.
10343 2007-04-03 Richard Sandiford <richard@codesourcery.com>
10345 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
10346 Set the default --with-arch setting to mips2.
10347 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
10348 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
10349 (MULTILIB_OSDIRNAMES): Delete.
10350 (MULTILIB_DIRNAMES): Define.
10351 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
10352 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
10353 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
10354 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
10355 VXWORKS_OS_CPP_BUILTINS.
10356 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
10357 (MIPS_DEBUGGING_INFO): Undefine.
10358 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
10360 2007-04-03 Jakub Jelinek <jakub@redhat.com>
10362 PR middle-end/30704
10363 * fold-const.c (native_encode_real): Encode real.c provided longs
10364 as a series of 32-bit native integers.
10365 (native_interpret_real): Interpret buffer as a series of 32-bit
10368 2007-04-03 Richard Guenther <rguenther@suse.de>
10370 * genpreds.c (write_insn_constraint_len): Write function
10371 optimized for CONSTRAINT_LEN implementation.
10372 (write_tm_preds_h): Output insn_constraint_len inline and
10373 use it for CONSTRAINT_LEN.
10374 (write_insn_preds_c): Don't output insn_constraint_len.
10375 * doc/md.texi (define_register_constraint): Document multi-letter
10376 constraints shall have the same length if they start with the same
10379 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
10382 * config/i386/i386.md (isinf<mode>2): Expand only when
10383 TARGET_C99_FUNCTIONS is set.
10385 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
10387 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
10388 (x86_64-*-linux*): Ditto.
10389 * config/i386/i386.opt (mpc): New option.
10390 * config/i386/i386.c (overrride_options): Handle
10391 ix87_precision_string.
10392 * config/i386/crtprec.c: New file.
10393 * config/i386/t-crtpc: Ditto.
10394 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
10395 and -mpc80 options.
10396 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
10397 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
10398 crtprec32.o, crtprec64.o and crtprec80.o.
10400 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
10401 and -mpc80 options.
10402 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
10404 2007-04-02 Eric Christopher <echristo@apple.com>
10406 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
10407 limitations on darwin.
10409 2007-04-02 Anatoly Sokolov <aesok@post.ru>
10412 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
10414 2007-04-02 Dave Korn <dave.korn@artimi.com>
10416 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
10418 2007-04-02 Dave Korn <dave.korn@artimi.com>
10420 * libgcc2.h (exception_descriptor): Don't forward-declare.
10421 (__get_eh_table_language, __get_eh_table_version): Delete
10422 prototypes of long-dead functions.
10424 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
10426 * ebitmap.h: New file
10427 * ebitmap.c: New file
10428 * Makefile.in (ebitmap.o): New target.
10430 2007-04-01 Jan Hubicka <jh@suse.cz>
10432 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
10433 before very first instruction.
10435 2007-04-01 Jan Hubicka <jh@suse.cz>
10437 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
10438 waring on 64bit hosts.
10439 * bitmap.h: Fix typo in bitmap_head_def.
10441 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
10443 PR rtl-optimization/31391
10444 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
10445 into a DELETED_LABEL note, and the label is in an empty basic
10446 block, update BB_END as well as BB_HEAD.
10448 2007-04-01 Richard Henderson <rth@redhat.com>
10450 PR tree-optimization/31169
10451 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
10452 to varying if the range is outside [0, prec-1].
10454 2007-04-01 Richard Sandiford <richard@codesourcery.com>
10457 * config/mips/mips.md (load_const_gp): New insn.
10458 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
10459 the MIPS16 GP pseudo register if no_new_pseudos.
10460 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
10462 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
10465 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
10467 (call_value): Likewise.
10469 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
10470 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10473 * doc/invoke.texi: (optimization options): Reword description
10474 of -ffast-math. Document its primary purpose.
10476 2007-03-31 Richard Guenther <rguenther@suse.de>
10478 * omp-low.c (splay-tree.h): Include.
10479 (lookup_decl): Replace splay-tree usage by pointer-map.
10480 (maybe_lookup_decl): Likewise.
10481 (new_omp_context): Likewise.
10482 (delete_omp_context): Likewise.
10483 * gimplify.c (splay-tree.h): Include.
10484 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
10486 (remap_ssa_name): Likewise.
10487 (remap_decl): Likewise.
10488 (remap_type_1): Likewise.
10489 (remap_type): Likewise.
10490 (copy_body_r): Likewise.
10491 (expand_call_inline): Likewise.
10492 (clone_body): Likewise.
10493 (copy_tree_r): Likewise.
10494 (remap_save_expr): Likewise.
10495 (unsave_r): Likewise.
10496 (unsave_expr_now): Likewise.
10497 (tree_function_versioning): Likewise.
10498 (build_duplicate_type): Likewise.
10499 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
10500 (struct copy_body_data): Replace splay-tree by pointer-map.
10501 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
10502 not $(SPLAY_TREE_H).
10503 (gimplify.o): Depend on $(SPLAY_TREE_H).
10504 (omp-low.p): Likewise.
10506 2007-03-31 Anatoly Sokolov <aesok@post.ru>
10508 * config/avr/predicates.md (even_register_operand,
10509 odd_register_operand): New predicates.
10510 * config/avr/avr.md (movw peephole2): New.
10511 (movw_r peephole2): New.
10513 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
10515 * tree.h (get_signed_or_unsigned_type): New.
10516 * fold-const.c (operand_equal_for_comparison_p): Use
10517 get_signed_or_unsigned_type instead of
10518 lang_hooks.types.signed_or_unsigned_type.
10519 * expr.c (store_expr): Ditto.
10520 * langhooks.c (get_signed_or_unsigned_type): New.
10521 (lhd_signed_or_unsigned_type): New.
10522 * langhooks.h (lhd_signed_or_unsigned_type): New.
10523 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
10525 2007-03-30 Richard Henderson <rth@redhat.com>
10527 * tree-ssa-loop-ivopts.c: Include target.h.
10528 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
10529 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
10530 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
10531 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
10533 2007-03-30 Richard Henderson <rth@redhat.com>
10534 Kai Tietz <kai.tietz@onevision.com>
10536 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
10537 default for 64-bit.
10538 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
10539 (TARGET_64BIT_MS_ABI): New.
10540 (DBX_REGISTER_NUMBER): Handle 64-bit.
10541 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
10542 (LONG_TYPE_SIZE): Force to 32.
10543 (REG_PARM_STACK_SPACE): New.
10544 (OUTGOING_REG_PARM_STACK_SPACE): New.
10545 (REGPARM_MAX, SSE_REGPARM_MAX): New.
10546 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10547 (STACK_BOUNDARY): Use 128 for 64-bit.
10548 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
10549 Add 64-bit implementation.
10550 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
10552 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
10553 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
10554 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
10555 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
10556 (ix86_handle_cconv_attribute): Don't warn when ignoring if
10557 TARGET_64BIT_MS_ABI.
10558 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
10559 (ix86_pass_by_reference): Likewise.
10560 (ix86_function_value_regno_p): Likewise.
10561 (ix86_build_builtin_va_list): Likewise.
10562 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
10563 (function_arg_advance_ms_64): New.
10564 (function_arg_advance): Call it.
10565 (function_arg_ms_64): New.
10566 (function_arg): Call it.
10567 (function_value_ms_64): New.
10568 (ix86_function_value_1): Call it.
10569 (return_in_memory_ms_64): New.
10570 (ix86_return_in_memory): Call it.
10571 (setup_incoming_varargs_ms_64): New.
10572 (ix86_setup_incoming_varargs): Call it.
10573 (ix86_expand_prologue): Handle 64-bit stack probing.
10574 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
10575 (output_pic_addr_const): Likewise.
10576 (x86_this_parameter): Likewise.
10577 (x86_output_mi_thunk): Likewise.
10578 (x86_function_profiler): Likewise.
10579 (TARGET_STRICT_ARGUMENT_NAMING): New.
10580 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
10581 (TARGET_64BIT_MS_ABI): New.
10582 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
10583 * config/i386/i386.md (allocate_stack_worker): Remove.
10584 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
10585 describe the clobber of eax without a match_scratch.
10586 (allocate_stack_worker_postreload): Remove.
10587 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
10588 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
10589 (allocate_stack_worker_rex64_postreload): Remove.
10590 (allocate_stack): Handle 64-bit.
10591 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
10592 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
10593 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
10594 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
10595 (STANDARD_STARTFILE_PREFIX_1): Likewise.
10596 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
10597 * config.build (x86_64-*-mingw*): New host.
10598 * config.host (x86_64-*-mingw*): New host.
10599 * config.gcc (x86_64-*-mingw*): New target.
10600 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
10602 2007-03-30 Richard Henderson <rth@redhat.com>
10603 Kai Tietz <kai.tietz@onevision.com>
10605 * c-pragma.c (struct def_pragma_macro_value): New.
10606 (struct def_pragma_macro): New.
10607 (pushed_macro_table): New.
10608 (dpm_hash, dpm_eq): New.
10609 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
10610 (init_pragma): Install them.
10611 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10613 2007-03-30 Anatoly Sokolov <aesok@post.ru>
10615 * config/avr/avr.c (avr_override_options): Clear
10616 'flag_delete_null_pointer_checks'.
10618 2007-03-30 Paolo Carlini <pcarlini@suse.de>
10621 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
10622 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
10623 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
10624 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
10625 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
10626 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
10627 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
10629 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
10631 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
10633 * regmove.c: Move all of pass_stack_adjustments from here...
10634 * combine-stack-adj.c: ...to this new file.
10635 * Makefile.in: Add rules for combine-stack-adj.o.
10637 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
10639 PR tree-optimization/31383
10640 * tree-data-ref.c (affine_function_equal_p): Do not require the
10641 vectors to have the same length.
10643 2007-03-30 Jan Hubicka <jh@suse.cz>
10645 PR middle-end/30700
10646 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
10647 availablility; add more sanity checking; ask varpool only about
10650 2007-03-29 Richard Henderson <rth@redhat.com>
10652 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
10653 to decide, but __SIZEOF_LONG_LONG__.
10655 2007-03-29 Richard Henderson <rth@redhat.com>
10657 * emutls.c (struct __emutls_array): New.
10658 (emutls_destroy): Use it instead of casting element 0 from void*.
10659 (__emutls_get_address): Likewise.
10661 2007-03-29 Richard Henderson <rth@redhat.com>
10663 * varasm.c (initializer_constant_valid_p): Don't deny
10664 DECL_DLLIMPORT_P on functions.
10666 * config/i386/cygming.h: Remove function declarations.
10667 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
10668 (ASM_OUTPUT_LABELREF): Remove.
10669 (COMMON_ASM_OP): Remove.
10670 (ASM_OUTPUT_COMMON): Remove.
10671 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
10672 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
10673 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10674 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
10675 Rename from TARGET_ENCODE_SECTION_INFO.
10676 * config/i386/netware.h: Likewise.
10677 * config/i386/i386-protos.h: Update.
10678 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
10679 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
10680 (legitimate_constant_p): Reject dllimports.
10681 (dllimport_map, get_dllimport_decl): New.
10682 (legitimize_dllimport_symbol): New.
10683 (legitimize_address, ix86_expand_move): Use it.
10684 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
10685 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
10686 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
10687 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
10688 * config/i386/predicates.md (constant_call_address_operand): Only
10689 accept symbols; reject dllimport_p symbols.
10690 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
10691 i386_pe_maybe_record_exported_symbol.
10692 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
10693 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
10694 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
10695 trust the setting of DECL_DLLIMPORT_P.
10696 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
10697 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
10698 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
10699 tidy the argument scanning loop.
10700 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
10701 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
10702 (i386_pe_strip_name_encoding): Remove.
10703 (i386_pe_binds_local_p): New.
10704 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
10705 (i386_pe_output_labelref): Remove.
10706 (i386_pe_asm_output_aligned_decl_common): New.
10707 (i386_pe_maybe_record_exported_symbol): Rename from
10708 i386_pe_record_exported_symbol; check for dllexported symbols.
10710 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
10712 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
10713 add comment explaining why vsnprintf cannot be used.
10715 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
10717 PR tree-optimization/30666
10718 * tree.c (build_complex_type): When creating type names for DWARF2
10719 debug info, create TYPE_DECLs for TYPE_NAME instead of
10721 (build_common_tree_nodes_2): Use build_complex_type when building
10722 predefined complex types, to preserve canonical types.
10724 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
10726 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
10727 (noce_get_alt_condition): Look at it to determine whether to
10728 reverse the condition or not.
10729 (noce_get_condition): Substitute the truth for lies.
10730 (noce_find_if_block): Set the then_else_reversed field.
10732 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
10734 * config/fr30/fr30.md (movdi): Do not accept immediates as the
10735 destination of this insn.
10736 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
10737 than calling gen_rtx_SET directly. Use r0 to hold the value of
10738 'address + 4' rather than a stack based temporary which can be
10739 mis-optimized away.
10741 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
10743 * config/s390/s390.c (s390_secondary_input_reload_class,
10744 s390_secondary_output_reload_class): Functions removed.
10745 (s390_secondary_reload): New function.
10746 (TARGET_SECONDARY_RELOAD): Target macro defined.
10747 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
10748 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
10749 * config/s390/s390.md ("reload_outti", "reload_outdi",
10750 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
10751 "reload_out<mode>"): Expanders removed.
10752 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
10753 "reload<mode>_nonoffmem_out"): Expanders added.
10755 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
10757 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
10758 action if SRC->DEST replacement failed anyway.
10760 2007-03-28 Mike Stump <mrs@apple.com>
10762 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
10763 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
10764 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
10766 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10768 * config.gcc: Accept barcelona as a variant of amdfam10.
10769 * config/i386/i386.c (override_options): Likewise.
10770 * doc/invoke.texi: Likewise.
10772 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
10774 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
10775 offsets for BIT_FIELD_REF and COMPONENT_REF.
10777 2007-03-28 Richard Guenther <rguenther@suse.de>
10779 * tree.c (is_global_var): Move ...
10780 * tree-flow-inline.h (is_global_var): ... here.
10781 * tree.h (is_global_var): Remove declaration.
10783 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
10785 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
10787 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
10788 * config/i386/i386.c (ix86_tune_features): Initialize new
10790 * config/i386/predicates.md (promotable_binary_operator): Use
10791 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
10793 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
10796 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
10798 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
10800 * config/fr30/fr30.md (movsi_internal): Change destination
10801 constraint from m to V and add m to the end.
10803 2007-03-28 Christian Bruel <christian.bruel@st.com>
10805 * config/sh/sh.md (movsi_i): Fix type attribute.
10807 2007-03-28 Christian Bruel <christian.bruel@st.com>
10809 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
10810 (movsf_ie): Likewise.
10812 2007-03-28 Christian Bruel <christian.bruel@st.com>
10814 * config.gcc: Add sh4-300 to multilib.
10815 * config/sh/t-mlib-sh4-300: New file.
10817 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
10819 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
10820 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
10821 fix_trunc<mode>di2.
10822 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
10823 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
10824 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
10825 "fixuns_trunctddi2"): Whitespace fix.
10827 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
10829 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
10830 the definition of struct sh_args.
10831 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
10832 CALL_COOKIE_INT_REG_GET): Likewise.
10834 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
10836 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
10837 transformations are applied successfully.
10839 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
10841 * tree.c (tree_contains_struct): Permit 512 tree codes.
10842 * tree.h (tree_contains_struct): Ditto.
10843 (MAX_TREE_CODES): Ditto.
10844 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
10845 SPARE member to store remaining padding bits.
10847 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10849 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10852 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10854 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10855 * configure: Regenerate.
10857 * configure: Regenerate using the correct version of autoconf.
10859 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10861 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10863 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10864 regs to "__SP_L__" and "__SP_H__".
10866 2007-03-27 Richard Guenther <rguenther@suse.de>
10868 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10869 computations with it with a HOST_WIDE_INT variable.
10871 2007-03-26 Mike Stump <mrs@apple.com>
10873 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10874 objective-c-header, objective-c++-header and objc++-cpp-output
10876 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10878 2007-03-26 Richard Henderson <rth@redhat.com>
10881 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10882 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10883 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10884 IX86_BUILTIN_PSRLQ128): New.
10885 (ix86_init_mmx_sse_builtins): Add them.
10886 (ix86_expand_builtin): Expand them.
10887 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10888 operand 2 be TImode.
10889 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10890 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10891 _mm_srli_epi64): Mark __B const.
10892 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10893 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10894 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10895 new two-vector shift builtins.
10897 2007-03-26 Ian Lance Taylor <iant@google.com>
10899 PR tree-optimization/31345
10900 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10901 [+INF, +INF(OVF)] into VARYING.
10903 2007-03-26 Zack Weinberg <zackw@panix.com>
10905 * gengtype-parse.c: New file.
10906 * gengtype-yacc.y: Delete.
10907 * gengtype-lex.l: Don't include gengtype-yacc.h.
10908 Define YY_DECL and yyterminate appropriately for recursive
10909 descent parser. yylval is now a string out-parameter to yylex.
10910 (HWS, EOID): New shorthand.
10911 (IWORD): Add a couple more types.
10912 (yylex): Add a setup stanza. Remove the complex rules for
10913 detecting GTY'ed types and typedefs; replace with simple
10914 keyword detectors. Adjust everything for the changed
10915 definition of yylval. Ignore all pp-directives, not just #define.
10917 (parse_file): Rename yybegin; do not call yyparse.
10919 * gengtype.c (xasprintf): Export again.
10920 (this_file): New. Use everywhere __FILE__ was being used.
10921 (get_lang_bitmap): Special case types defined in gengtype.c.
10922 (do_typedef, new_structure): Suppress definition of certain types.
10923 (new_structure): Improve diagnostics of duplicate definitions.
10924 Make sure location_s is associated with input.h.
10925 (nreverse_pairs, define_location_structures): New functions.
10926 (main): Improve tagging of kludge types. Remove old kludges
10927 for input.h types; use define_location_structures.
10928 * gengtype.h: Update prototypes. Define token codes here.
10929 * Makefile.in: Remove all references to gengtype-yacc.
10930 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10932 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10933 add GTY((skip)) to the field that's only conditionally there.
10934 * doc/install.texi: Document that Bison is no longer required
10935 unless building treelang.
10937 * gengtype.c: Don't include gtyp-gen.h.
10938 (srcdir): Declare here.
10939 (base_files, lang_dir_names): Allocate dynamically.
10940 (gt_files, num_gt_files, num_lang_dirs): New globals.
10941 (measure_input_list, read_input_line, read_input_list)
10942 (set_lang_bitmap): New functions.
10943 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10944 simplify, relying on read_input_list to set up the bitmaps.
10945 (main): Arguments are no longer unused. Check for correct number
10946 of command line arguments, set srcdir and srcdir_len, then call
10947 read_input_list, before doing anything else. No need to worry
10948 about duplicates in main loop.
10949 * configure.ac: Simplify the calculation of all_gtfiles.
10950 Put language tags in there. Don't set or substitute
10951 all_gtfiles_files_langs or all_gtfiles_files_frags.
10952 * Makefile.in: Revamp the way gengtype is invoked, now that it
10953 takes a file on its command line with a much simpler format.
10954 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10955 (GTFILES): Remove duplicates and C source files.
10956 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10957 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10958 * configure: Regenerate.
10960 * gengtype.h: Remove all type definitions to gengtype.c; leave
10961 only definitions of options_p, type_p, and pair_p as opaque
10962 pointers. Update prototypes.
10963 * gengtype.c: Many type definitions moved here from gengtype.h.
10964 Consolidate type definitions at the top of the file.
10965 (xvasprintf): Delete.
10966 (xasprintf): Make static.
10967 (create_nested_pointer_option): Add 'next' parameter.
10968 (create_field_all, create_field_at): New functions.
10969 (create_field): Now a thin wrapper around create_field_all.
10970 (create_optional_field): Rename create_optional_field_ and add
10971 line argument. Original name is now a macro which supplies
10973 (oprintf): Use vsnprintf directly.
10974 (close_output_files): Use fatal rather than perror/exit.
10975 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10976 (main): Set progname. Don't use exit.
10977 * gengtype-yacc.y (struct_fields): Use create_field_at.
10978 (option, optionseqopt): Delete.
10979 (optionseq): Consolidate productions from option here so we
10980 can use the first argument to create_option.
10982 * gengtype-lex.l: Distinguish unions from structures in the
10983 token type. Don't call find_structure; return the tag as a string.
10984 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10985 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10986 string. Reorganize typedef_struct production accordingly.
10987 Use create_nested_ptr_option.
10988 * gengtype.c (create_nested_ptr_option): New function.
10989 * gengtype.h: Declare it.
10991 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10992 (string_type): Don't declare.
10993 (do_scalar_typedef): Declare.
10994 (create_scalar_type): Update prototype.
10995 * gengtype.c (string_type): Make static.
10996 (scalar_nonchar, scalar_char): New.
10997 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10998 (resolve_typedef): Use scalar_nonchar for error recovery.
10999 (create_scalar_type): Remove name_len field. Return scalar_char
11000 or scalar_nonchar as appropriate.
11001 (adjust_field_type): Look at scalar_is_char boolean to decide whether
11002 to use string_type.
11003 (throughout): Use scalar_nonchar instead of calling
11004 create_scalar_type, whenever possible.
11005 (main): Initialize scalar_char and scalar_nonchar before calling
11007 * gengtype-lex.l: Adjust for removal of second argument to
11008 create_scalar_type. Use yylval.s instead of yylval.t when
11010 * gengtype-yacc.y: Type of SCALAR is string. Call
11011 create_scalar_type from type:SCALAR rule. Adjust for removal of
11012 second argument to create_scalar_type.
11014 * vec.h: Remove all #if IN_GENGTYPE blocks.
11015 Add comment saying that changes may require adjustments to gengtype.
11016 * gengtype.c: Don't include coretypes.h or tm.h.
11017 Add comment to inclusion of errors.h.
11018 (note_def_vec, note_def_vec_alloc): New functions.
11019 * gengtype.h: Declare new functions.
11020 * gengtype-lex.l: Don't include coretypes.h.
11021 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
11023 (update_lineno): Remove unnecessary prototype.
11024 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
11025 (VEC rule): Just return VEC_TOKEN.
11026 * gengtype-yacc.y (VEC_TOKEN): New token type.
11027 (type): Add a production for VEC(a,b).
11028 * Makefile.in: Update dependencies.
11030 * gengtype-lex.l: Remove rules for parsing pointer-to-function
11031 typedefs that use the old PARAMS macro.
11033 * gengtype-lex.l: Remove all rules and states relating to yacc
11035 * gengtype-yacc.y: Similarly.
11036 * gengtype.c (note_yacc_type): Delete function.
11037 * gengtype.h: Update prototypes.
11039 2007-03-26 Joseph Myers <joseph@codesourcery.com>
11041 * tree-pretty-print.c (dump_generic_node): Report precision of
11042 unnamed integer types.
11044 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
11046 * ifcvt.c (noce_try_store_flag_constants): Don't check
11047 no_new_pseudos here.
11048 (noce_try_store_flag_constants): Don't check no_new_pseudos.
11049 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
11050 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
11051 noce_try_sign_mask): Likewise.
11052 (if_convert): Check no_new_pseudos here.
11054 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
11056 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
11057 (noce_get_condition): Handle new then_else_reversed argument.
11058 (noce_init_if_info): Remove, fold into noce_find_if_block.
11059 (noce_process_if_block): Take a struct noce_if_info as the
11060 argument. Don't set up one based on ce_if_info. Update pointer
11061 references accordingly.
11062 (cond_move_process_if_block): Likewise.
11063 (process_if_block): Removed.
11064 (find_if_block): Removed. Move functionality two new functions,
11065 noce_find_if_block and cond_exec_find_if_block.
11066 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
11067 blocks and the symmetric IF-ELSE-JOIN case.
11068 (cond_exec_find_if_block): Also new function mostly based on old
11069 find_if_block and process_if_block.
11070 (find_if_header): Replace find_if_block call with separately
11071 guarded calls to noce_find_if_block and cond_exec_find_if_block.
11072 (find_cond_trap): Update noce_get_condition call.
11073 (dead_or_predicable): Likewise.
11075 2007-03-26 Jakub Jelinek <jakub@redhat.com>
11077 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
11079 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
11080 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
11081 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
11082 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
11083 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
11084 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
11085 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
11086 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
11087 __builtin_ia32_psrad128 builtins.
11089 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
11091 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
11092 * config/i386/constraints.md
11093 (define_constraint "I"): Use IN_RANGE macro.
11094 (define_constraint "J"): Ditto.
11095 (define_constraint "K"): Ditto.
11096 (define_constraint "M"): Ditto.
11097 (define_constraint "N"): Ditto.
11098 (define_constraint "O"): Ditto.
11099 * config/i386/predicates.md
11100 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
11101 (define_predicate "const_0_to_3_operand"): Ditto.
11102 (define_predicate "const_0_to_7_operand"): Ditto.
11103 (define_predicate "const_0_to_15_operand"): Ditto.
11104 (define_predicate "const_0_to_63_operand"): Ditto.
11105 (define_predicate "const_0_to_255_operand"): Ditto.
11106 (define_predicate "const_1_to_31_operand"): Ditto.
11107 (define_predicate "const_2_to_3_operand"): Ditto.
11108 (define_predicate "const_4_to_7_operand"): Ditto.
11110 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11112 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
11113 in SImode for save_world.
11114 * config/rs6000/altivec.md (save_world, restore_world): Convert to
11117 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
11119 PR tree-optimization/30784
11120 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
11123 2007-03-25 Revital Eres <eres@il.ibm.com>
11125 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
11126 Fold movement_possibility function into it.
11128 2007-03-25 David Edelsohn <edelsohn@gnu.org>
11130 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
11131 (load_macho_picbase_{si,di}): Convert to LR hard reg.
11132 (call_indirect_nonlocal_darwin64): Same.
11133 (call_nonlocal_darwin64): Same.
11134 (call_value_indirect_nonlocal_darwin64): Same.
11135 (call_value_nonlocal_darwin64): Same.
11136 (sibcall_nonlocal_darwin64): Same.
11137 (sibcall_value_nonlocal_darwin64): Same.
11138 (sibcall_symbolic_64): Same.
11139 (sibcall_value_symbolic_64): Same.
11140 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
11142 (rs6000_emit_load_toc_table): Same.
11143 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
11144 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
11146 (divss_call): Same.
11147 (divus_call): Same.
11148 (quoss_call): Same.
11149 (quous_call): Same.
11150 (load_toc_v4_pic_si): Same
11151 (load_toc_v4_PIC_1): Same.
11152 (load_toc_v4_PIC_1b): Same.
11153 (call_indirect_aix{32,64}): Same.
11154 (call_value_indirect_aix{32,64}): Same.
11156 (call_value): Same.
11157 (call_local{32,64}): Same.
11158 (call_value_local{32,64}): Same.
11159 (call_indirect_nonlocal_aix{32,64}): Same.
11160 (call_nonlocal_aix{32,64}): Same.
11161 (call_value_indirect_nonlocal_aix{32,64}): Same.
11162 (call_value_nonlocal_aix{32,64}): Same.
11163 (call_indirect_nonlocal_sysv<mode>): Same.
11164 (call_nonlocal_sysv<mode>): Same.
11165 (call_value_indirect_nonlocal_sysv<mode>): Same.
11166 (call_value_nonlocal_sysv<mode>): Same.
11168 (sibcall_local{32,64}): Same.
11169 (sibcall_value_local{32,64}): Same.
11170 (sibcall_nonlocal_aix{32,64}): Same.
11171 (sibcall_value_nonlocal_aix{32,64}): Same.
11172 (sibcall_nonlocal_sysv<mode>): Same.
11173 (sibcall_value): Same.
11174 (sibcall_value_nonlocal_sysv<mode>): Same.
11176 2007-03-24 Paul Brook <paul@codesourcery.com>
11178 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
11179 * config/arm/linux-eabi.h: Remove legacy syscall hack.
11181 2007-03-24 Richard Henderson <rth@redhat.com>
11183 * config/ia64/constraints.md: New file.
11184 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
11185 satisfies_constraint_?.
11186 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
11187 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
11188 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
11189 ia64_output_mi_thunk): Likewise.
11190 (ia64_const_ok_for_letter_p): Remove.
11191 (ia64_const_double_ok_for_letter_p): Remove.
11192 (ia64_extra_constraint): Remove.
11193 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
11194 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
11195 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
11196 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
11197 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
11198 EXTRA_MEMORY_CONSTRAINT): Remove.
11199 * config/ia64/ia64.md: Include constriants.md. Replace
11200 CONST_OK_FOR_? with satisfies_constraint_?.
11202 2007-03-23 Michael Meissner <michael.meissner@amd.com>
11203 H.J. Lu <hongjiu.lu@intel.com>
11205 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
11207 (name macros): Use DPD_BID_NAME to convert names properly.
11209 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
11210 decimal floating point format.
11211 (init_floating_libfuncs): Change decimal functions so that they
11212 have a "bid_" prefix if the decimal system uses the BID format,
11213 and "dpd_" prefix if the decimal system uses the DPD format.
11214 (init_interclass_conv_libfuncs): Ditto.
11215 (init_intraclass_conv_libfuncs): Ditto.
11217 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11218 using the BID format.
11220 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11221 whether we are using the BID decimal format.
11222 * configure: Regenerate.
11224 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11225 the compiler has decimal floating point enabled. Define
11226 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11229 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
11230 using the BID format.
11232 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
11233 whether we are using the BID decimal format.
11234 * configure: Regenerate.
11236 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
11237 the compiler has decimal floating point enabled. Define
11238 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
11241 * doc/install.texi (--enable-decimal-float): Document BID and DPD
11242 options, and that it is enabled for i386/x86_64 systems.
11244 * Makefile.in (enable_decimal_float): New.
11246 (DECNUMINC): Add -I$(DECNUMFMT).
11247 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
11248 to $(DECNUMFMT) from $(DECNUM).
11250 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
11251 Substitute enable_decimal_float.
11252 * configure: Regenerated.
11255 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
11258 * configure.ac: Enable decimal float for x86_64-*-linux*.
11259 * configure: Regenerated.
11262 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
11263 decimal128ClearSign to flip and clear the sign bit in decimal128.
11264 (decimal_real_maxval): Set decimal128SetSign to set the sign
11267 2007-03-23 Ian Lance Taylor <iant@google.com>
11269 * fold-const.c (fold_binary): Correct warning for X - c >= X.
11271 2007-03-23 Ian Lance Taylor <iant@google.com>
11273 * tree-dump.c (dump_files): Correct comment.
11275 2007-03-23 Ian Lance Taylor <iant@google.com>
11277 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
11279 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
11281 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
11282 in cfglayout mode. Don't go into and out of cfglayout mode.
11283 Link the blocks in the order of the constructed traces.
11284 (rest_of_handle_tracer): Adjust call to tracer.
11285 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
11286 Don't go into cfglayout mode.
11287 (rtl_loop_done): Don't go out of cfglayout mode.
11288 * cfglayout.c (relink_block_chain): New function, split out from...
11289 (fixup_reorder_chain): ...here. Remove redundant checking.
11290 (cfg_layout_finalize): Don't clear the header, footer, and aux
11291 fields here, move the code to do so to relink_block_chain. Likewise
11292 for free_original_copy_tables.
11293 * rtl.h (tracer): Update prototype.
11294 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
11295 Assert we are in cfglayout mode. Don't go into and out of cfglayout
11296 mode. Use relink_block_chain to serialize the CFG according to the
11297 new basic block order. Move targetm.cannot_modify_jumps_p check from
11299 (gate_handle_reorder_blocks): ...to here.
11300 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
11302 (gate_duplicate_computed_gotos): ...to here.
11303 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
11304 something always changes when going into and out of cfglayout mode.
11305 Perform an expensive cfg cleanup while going into cfglayout mode.
11306 Always update liveness information on HAVE_conditional_execution
11307 targets. Reserialize the basic blocks and go out of cfglayout mode.
11308 * reg-stack.c: Include cfglayout.h.
11309 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
11310 the call to reorder_basic_blocks.
11311 * basic-block.h (reorder_basic_blocks): Update prototype.
11312 (relink_block_chain): New prototype.
11313 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
11315 2007-03-23 Joseph Myers <joseph@codesourcery.com>
11317 * config/mips/mips.md (type, hazard, *movdi_32bit,
11318 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
11319 *movhi_internal, *movqi_internal, *movsf_hardfloat,
11320 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
11321 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
11322 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
11324 (movcc): Change first xfer to multi.
11325 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
11326 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
11327 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
11328 config/mips/generic.md: Change reservations using "xfer" to use
11330 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
11331 using match_operand.
11332 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
11333 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
11335 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
11337 2007-03-22 Richard Henderson <rth@redhat.com>
11339 * config/i386/i386.c: Remove unnecessary function declarations.
11340 Move targetm definition, and all related macros, to the end of
11341 the file. Resort some functions to put definitions before uses.
11342 (ix86_attribute_table): Make static. Move to end of file.
11343 (ix86_gimplify_va_arg): Make static.
11345 2007-03-22 Richard Henderson <rth@redhat.com>
11347 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
11348 don't increase local_regparm with force_align_arg_pointer check.
11349 (ix86_function_sseregparm): Assert 32-bit.
11350 (type_has_variadic_args_p): New.
11351 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
11352 type_has_variadic_args_p.
11353 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
11354 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
11355 use memset instead. Do maybe_vaarg check first; skip attribute
11356 tests if true; skip attribute tests for 64-bit.
11357 (construct_container): Remove TARGET_DEBUG_ARG.
11358 (function_arg_advance_32, function_arg_advance_64): Split out ...
11359 (function_arg_advance): ... from here.
11360 (function_arg_32, function_arg_64): Split out ...
11361 (function_arg): ... from here.
11362 (ix86_pass_by_reference): Tidy.
11363 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
11364 (function_value_32): New, from parts of ix86_function_value
11365 and ix86_value_regno.
11366 (function_value_64): New, from parts of ix86_function_value
11367 and ix86_libcall_value.
11368 (ix86_function_value_1): New.
11369 (ix86_function_value, ix86_libcall_value): Use it.
11370 (return_in_memory_32, return_in_memory_64): Split out ...
11371 (ix86_return_in_memory): ... from here.
11372 (ix86_struct_value_rtx): Skip for 64-bit.
11373 (ix86_libcall_value, ix86_value_regno): Remove.
11374 (setup_incoming_varargs_64): Split out ...
11375 (ix86_setup_incoming_varargs): ... from here.
11376 (ix86_va_start): Remove TARGET_DEBUG_ARG.
11377 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
11378 * config/i386/i386-protos.h (ix86_function_value): Remove.
11379 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
11381 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11384 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
11385 infinities not supported, otherwise emit warning if -Woverflow. On
11386 underflow, emit warning if -Woverflow.
11387 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
11389 * real.h (real_from_string): Update declaration
11391 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
11392 Richard Henderson <rth@redhat.com>
11394 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
11395 * calls.c (compute_argument_block_size, expand_call,
11396 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
11397 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
11398 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
11399 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
11400 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
11401 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
11402 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
11403 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
11406 2007-03-22 Joseph Myers <joseph@codesourcery.com>
11408 * c-incpath.c (add_sysroot_to_chain): New.
11409 (merge_include_chains): Add sysroot argument. Call
11410 add_sysroot_to_chain if sysrooted.
11411 (register_include_chains): Update call to merge_include_chains.
11412 * doc/cppopts.texi: Document use of '=' in include directory
11415 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
11417 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
11418 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
11419 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
11420 insn pattern using X87MODEF12 mode macro.
11422 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
11424 * regmove.c (regmove_optimize): Use reg_mentioned_p
11425 instead of reg_overlap_mentioned_p for DST.
11427 2007-03-21 Mike Stump <mrs@apple.com>
11429 * c.opt: Fixup for Objective-C/C++.
11431 2007-03-21 Steve Ellcey <sje@cup.hp.com>
11433 * explow.c (convert_memory_address): Fold memory reference when
11434 POINTERS_EXTEND_UNSIGNED < 0
11436 2007-03-21 Richard Henderson <rth@redhat.com>
11439 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
11440 * config/i386/mmintrin.h (__m64): Likewise.
11441 * config/i386/xmmintrin.h (__m128): Likewise.
11443 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11445 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
11446 (VXWORKS_OS_CPP_BUILTINS): Define.
11447 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
11448 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
11450 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11452 * rtl.h (constant_pool_reference_p): Delete.
11453 (find_constant_src): Declare.
11454 * rtlanal.c (find_constant_src): New function.
11455 * simplify-rtx.c (constant_pool_reference_p): Delete.
11456 * config/i386/i386.md: Use find_constant_src instead of
11457 constant_pool_reference_p/avoid_constant_pool_reference pairs.
11459 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11461 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
11462 * c-cppbuiltin.c (c_cpp_builtins): Define them.
11464 2007-03-20 Mark Mitchell <mark@codesourcery.com>
11466 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
11467 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
11468 (arm_elf_asm_constructor): Use it.
11469 (arm_elf_asm_destructor): New function.
11471 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
11473 * jump.c (mark_jump_label): Treat SEQUENCE specially.
11475 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
11477 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
11479 2007-03-19 Andrew Haley <aph@redhat.com>
11481 PR tree-optimization/31264
11482 * tree-vrp.c (register_edge_assert_for_1): Don't look though
11483 VIEW_CONVERT_EXPRs.
11485 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
11487 PR rtl-optimization/30907
11488 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
11489 (fwprop_init): Always call loop_optimizer_initialize.
11490 (fwprop_done): Always call loop_optimizer_finalize.
11491 (fwprop): We always have loop info now.
11492 (gate_fwprop_addr): Remove.
11493 (pass_fwprop_addr): Use gate_fwprop as gate.
11495 PR rtl-optimization/30841
11496 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
11497 df_chain_alloc): Call df_reorganize_refs unconditionally.
11498 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
11499 refs_organized to refs_organized_size.
11500 (df_ref_create_structure): Use refs_organized_size instead of
11501 bitmap_size if refs had been organized, and keep refs_organized_size
11503 * df.h (struct df_ref_info): Change refs_organized to
11504 refs_organized_size.
11505 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
11508 2007-03-19 Mark Mitchell <mark@codesourcery.com>
11510 * except.c (output_function_exception_table): Do not reference the
11511 EH personality routine for functions that do not require an
11514 2007-03-20 Jakub Jelinek <jakub@redhat.com>
11517 * c-typeck.c (convert_for_assignment): Call comptypes for
11518 RECORD_TYPE or UNION_TYPE.
11520 PR inline-asm/30505
11521 * reload1.c (reload): Do invalid ASM checking after
11522 cleanup_subreg_operands.
11524 2007-03-19 Jeff Law <law@redhat.com>
11526 * tree-cfg.c (find_taken_edge): Tighten conditions for
11527 optimizing computed gotos.
11529 2007-03-19 Michael Matz <matz@suse.de>
11531 * builtins.c (expand_builtin_sync_operation,
11532 expand_builtin_compare_and_swap,
11533 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
11536 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
11537 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
11540 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11542 * doc/tm.texi: Add brackets around the return type of
11543 TARGET_SECONDARY_RELOAD.
11545 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11546 Richard Guenther <rguenther@suse.de>
11548 PR tree-optimization/31254
11549 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11550 Use handled_component_p () where appropriate. Continue
11551 propagating into the rhs if we propagated into an INDIRECT_REF
11554 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11556 * config/s390/s390.md (op_type attribute): RRR instruction type added.
11557 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
11558 (xde, xdee): Mode attributes adjusted to support DFP modes.
11559 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
11560 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
11561 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
11562 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
11563 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
11564 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11565 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
11567 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
11568 "movsf"): Insn definitions removed.
11569 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
11570 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
11571 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
11573 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
11574 "reload_in<mode>", "reload_out<mode>"): Expander added.
11575 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
11578 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11580 * config/s390/s390.md: Only non-functional changes. Renamed
11581 FPR mode macro to BFP all over the file.
11583 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11585 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
11586 (op_type attribute): RRF instruction type added.
11587 (fT0): New mode attribute.
11588 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11589 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
11590 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
11591 instruction no secondary memory is needed when moving DFmode values
11592 between GPRs and FPRs.
11594 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11596 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
11597 inverted and documentation adjusted.
11598 ("mhard-dfp", "msoft-dfp"): New options.
11599 * config/s390/s390.c (s390_handle_arch_option): New architecture
11601 (override_options): Sanity checks for the new options added.
11602 * config.gcc: New architecture switch: z9-ec.
11603 * config/s390/s390.h (processor_flags): PF_DFP added.
11604 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
11605 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
11606 when the bit is NOT set so remove it from the defaults.
11608 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11610 * genemit.c (main): Print include statement for dfp.h.
11611 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
11614 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11616 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
11618 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
11621 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
11622 instead of PATTERN.
11624 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11626 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
11627 attr_length_call, output_call, output_indirect_call): Cleanup
11628 formatting of targetm calls.
11630 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11632 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
11634 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11636 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
11637 reservation, bypass and anti-bypass descriptions for these
11638 instructions. Update move patterns.
11639 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
11642 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
11644 * tree-vect-transform.c (get_initial_def_for_induction): Replace
11645 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
11646 (get_initial_def_for_reduction): Likewise.
11648 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
11650 Fix PR tree-optimization/29922
11651 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
11652 (get_representative): Removed.
11653 (value_dies_in_block_x): Update for rvuse removal.
11654 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
11655 (compute_antic_aux): Handle when PHI nodes appear in
11656 non-single-successors.
11657 (dump_bitmap_of_names): Removed.
11658 (compute_antic_safe): Renamed and removed rvuse calculation.
11659 Calculate only antic safe.
11660 (insert_into_preds_of_block): Remove assert.
11661 (execute_pre): Update for renamed functions.
11662 (defer_or_phi_translate_block): New function.
11664 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
11666 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
11667 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
11669 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
11670 Follow spelling conventions.
11672 * tree-data-ref.h: Remove the prototype for analyze_array.
11674 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
11676 PR tree-optimization/31041
11677 * tree-vect-transform.c (get_initial_def_for_induction): Call
11678 force_gimple_operand.
11680 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
11682 * ipa-type-escape.c (look_for_casts) : Revert code to use
11683 handled_component_p due to ada test a-numaux.adb.
11685 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
11687 * final.c (final_scan_insn): Alter the condition of a
11688 conditional trap if we have nonstandard CC.
11690 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11692 * configure.ac: Remove excess quoting from asm line 0 test.
11693 * configure: Rebuilt.
11695 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11697 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
11698 * c-common.c (convert_and_check): Move warning logic to...
11699 (warnings_for_convert_and_check): ...here. Define.
11700 * c-common.h (warnings_for_convert_and_check): Declare.
11702 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11704 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
11705 (output_call): Likewise.
11707 2007-03-16 Richard Sandiford <richard@codesourcery.com>
11709 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
11711 2007-03-16 Richard Sandiford <richard@codesourcery.com>
11713 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
11715 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
11717 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
11718 opteron, athlon-64 and athlon-fx processor_alias_table entries.
11720 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
11722 PR tree-optimization/31183
11723 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11724 Use double_int instead of unsigned int for representing access_strides.
11725 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
11727 2007-03-16 Richard Guenther <rguenther@suse.de>
11729 PR tree-optimization/31146
11730 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
11731 to allow recursion of forward_propagate_addr_expr.
11732 (forward_propagate_addr_into_variable_array_index): Likewise.
11733 (forward_propagate_addr_expr): Likewise.
11734 (tree_ssa_forward_propagate_single_use_vars): Likewise.
11735 (forward_propagate_addr_expr_1): Recurse on simple copies
11736 instead of propagating into them. Do so for useless conversions
11738 (forward_propagate_addr_expr): Clean up unused statements after
11741 2007-03-16 Richard Guenther <rguenther@suse.de>
11743 * builtins.c (expand_builtin_cexpi): Use the right argument
11744 for the expansion via cexp.
11746 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11748 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
11749 * configure: Rebuilt.
11751 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11754 * dwarf2out.c (force_type_die): Adjust comment.
11755 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
11757 2007-03-15 DJ Delorie <dj@redhat.com>
11759 * config/frv/predicates.md (minmax_operator): Don't check operands
11762 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11764 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
11765 Update constant estimates of number of iterations.
11766 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
11767 argument renamed to "realistic".
11768 (compute_estimated_nb_iterations): Removed.
11769 (record_niter_bound): New function.
11770 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
11771 call record_nonwrapping_iv with upper = false.
11772 (infer_loop_bounds_from_signedness): Pass upper argument to
11773 record_nonwrapping_iv.
11774 (estimate_numbers_of_iterations_loop): Do not call
11775 compute_estimated_nb_iterations. Record estimate based on profile
11776 information. Initialize the constant estimates of number of
11778 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
11780 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
11781 number of iterations is too small.
11782 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
11783 (EST_NOT_AVAILABLE): Removed.
11784 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
11785 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
11788 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11790 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
11791 Handle NE_EXPR guards.
11793 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11796 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
11797 Set also -pedantic-errors by default for the preprocessor unless
11798 -fpermissive is given.
11800 2007-03-15 Richard Guenther <rguenther@suse.de>
11802 PR middle-end/29719
11803 PR middle-end/31161
11804 * builtins.c (expand_builtin_cexpi): As a fallback if we
11805 don't have builtins for sincos or cexp create a function
11806 declaration for cexp and expand to a call to that.
11807 (expand_builtin_int_roundingfn): Always fall
11808 back to floor/ceil and its variants even if they may be
11811 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
11813 PR middle-end/31159
11814 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
11815 jump tables, move the call to delete_dead_jumptables from here...
11816 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
11817 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
11818 don't allow merging of blocks that try_redirect_by_replacing_jump
11819 also does not handle when not optimizing.
11821 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11822 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11824 * config/i386/i386.md (x86_sahf_1): Correctly handle
11827 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11830 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
11831 x86_64_general_operand as operand[2] predicate. Remove "iF"
11832 from operand constraints and use "e" constraint instead.
11833 (*subti3_1, *subti3_1 splitter): Ditto.
11834 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11835 operand[1] predicate.
11837 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
11839 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
11840 arrays, multiply the access strides by the size of the sub-array.
11841 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
11843 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11845 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
11846 the configured assembler supports the sahf mnemonic.
11847 * configure: Regenerate.
11848 * config.in: Regenerate.
11850 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11851 emit "sahf" or ".byte\t0x9e" as asm template.
11853 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11856 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11857 option to replace hard coded TARGET_xxx in md file.
11858 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11859 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11860 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11861 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11862 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11863 (X86_TUNE_NOT_VECTORMODE): Ditto.
11864 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11865 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11866 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11867 (TUNE_SLOW_IMUL_IMM8): Ditto.
11868 (TUNE_MOVE_M1_VIA_OR): Ditto.
11869 (TUNE_NOT_UNPAIRABLE): Ditto.
11870 (TUNE_NOT_VECTORMODE): Ditto.
11872 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11875 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11876 tuning options instead of hard coded TARGET_xxx.
11877 (fix ssemode peephole2's): Ditto.
11878 (imul peephole2's): Ditto.
11880 (movdi_or_rex64): Ditto.
11881 (move peephole2): Ditto.
11882 (not peephole2's): Ditto.
11884 2007-03-14 Dirk Mueller <dmueller@suse.de>
11886 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11887 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11888 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11890 * c-parser.c (c_parser_do_statement): Warn about empty body in
11891 do/while statement.
11892 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11893 * doc/invoke.texi (-Wempty-body): Update documentation.
11895 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11898 * c-common.h (warn_for_div_by_zero): Declare.
11899 * c-common.c (warn_for_div_by_zero): Define.
11900 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11903 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11905 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11906 to PREFIX and STANDARD_PREFIX.
11908 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11909 Phil Edwards <phil@codesourcery.com>
11911 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11912 (__gthread_once_t): Remove busy field for RTPs.
11913 (__GTHREAD_ONCE_INIT): Update accordingly.
11915 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11917 * doc/invoke.texi: Document VxWorks options.
11919 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11921 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11923 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11925 PR tree-optimization/30590
11926 * tree-nrv.c (tree_nrv): Check for the partial update of the
11929 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11931 * flags.h (flag_random_seed): Remove declaration, in favor of...
11932 * toplev.h (get_random_seed, set_random_seed): ... these.
11933 * tree.c (get_file_function_name): Use the former.
11934 * opts.c (common_handle_option): Use the latter.
11937 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11939 PR middle-end/31127
11940 * cse.c (cse_find_path): Do not bail out if a basic block that
11941 we already visited now becomes part of a path that starts at a
11942 different basic block. Just disallow this, to make sure we
11943 visit each basic block at most once.
11945 2007-03-13 Jan Hubicka <jh@suse.cz>
11947 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11948 attributes, when profile esitmate is present, calls with very low
11949 frequency are cold.
11951 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11953 PR tree-optimization/30730
11954 PR tree-optimization/26900
11955 * tree-ssa-loop-niter.c: Include gmp.h.
11956 (bounds): New type.
11957 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11958 split_to_var_and_offset, determine_value_range,
11959 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11960 bound_difference, bounds_add, bounds_negate,
11961 number_of_iterations_ne_max, dump_affine_iv): New functions.
11962 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11963 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11964 difference of initial and final value of control iv to validate
11966 (number_of_iterations_cond): Add loop parameter. Determine bounds
11967 on the difference of the extremes of the control iv. Add dumps.
11968 (expand_simple_operations): Handle phi nodes.
11969 (simplify_using_initial_conditions): Do not record used conditions.
11970 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11971 Do not set additional_info.
11972 (implies_nonnegative_p, implies_ge_p): Removed.
11973 (derive_constant_upper_bound): Do not use parameter `additional'.
11974 (record_estimate): Parameter `additional' removed. Parameter
11975 `i_bound' added. Do not call derive_constant_upper_bound.
11976 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11977 bound the number of iterations estimate.
11978 (estimate_numbers_of_iterations_loop): Pass the estimate from
11979 the number of iterations analysis to record_estimate.
11980 * tree.h (multiple_of_p): Declare.
11981 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11982 (scev_const_prop): Do not check expression_expensive_p.
11983 * fold-const.c (multiple_of_p): Exported.
11984 * double-int.c (double_int_mask): Exported.
11985 * double-int.h (double_int_mask): Declare.
11986 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11987 field. Added max field.
11989 2007-03-13 David Taylor <taylor@candd.org>
11992 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11995 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11998 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11999 two unamed patterns.
12001 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
12003 * config/i386/i386.opt (mcx16, msahf): New options.
12004 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
12005 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
12007 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
12008 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
12009 Output -mcx16 and -msahf options when corresponding bit is set.
12011 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
12012 and -msahf options.
12014 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
12016 * configure.ac: Test for assembler tolerance to # 0 "".
12017 * configure, config.in: Rebuilt.
12018 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
12020 2007-03-13 Geoffrey Keating <geoffk@apple.com>
12022 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
12024 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
12025 (handle_syscall): Handle direct system calls.
12026 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
12028 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12030 * doc/invoke.texi: Fix cpp.info cross-reference.
12031 * doc/passes.texi: Fix gcc.info cross-reference.
12033 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
12035 PR tree-optimization/30835
12036 * lambda-code.c (can_convert_to_perfect_nest): Check whether
12037 bb_for_stmt is not NULL before accessing it.
12039 2007-03-12 Joseph Myers <joseph@codesourcery.com>
12041 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
12044 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
12047 * doc/install.texi: Document --enable-stage1-languages
12049 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
12051 * tree-pass.h (pass_into_cfg_layout_mode,
12052 pass_outof_cfg_layout_mode): Declare.
12053 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
12054 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
12055 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
12056 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
12058 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
12060 * c-decl.c (warn_variable_length_array): New function.
12061 Refactored from grokdeclarator to handle warn_vla
12062 and handle unnamed array case.
12063 (grokdeclarator): Refactored VLA warning case.
12064 * c.opt (Wvla): New flag.
12065 * doc/invoke.texi (Wvla): New warning.
12067 2007-03-12 Richard Henderson <rth@redhat.com>
12069 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
12070 (TARGET_SECTION_TYPE_FLAGS): New.
12072 2007-03-12 Richard Henderson <rth@redhat.com>
12074 * config/darwin.c (machopic_reloc_rw_mask): New.
12075 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
12076 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
12078 2007-03-12 Mark Mitchell <mark@codesourcery.com>
12080 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
12081 * cppdefault.h (cpp_PREFIX): Document.
12082 (cpp_PREFIX_len): Likewise.
12083 (cpp_EXEC_PREFIX): New variable.
12084 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
12085 * c-incpath.c (add_standard_paths): Correct logic for relocating
12086 paths within prefix.
12088 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
12090 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
12091 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
12093 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
12094 fix_truncdfdi_sse using SSEMODEF mode macro.
12095 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
12096 fix_truncdfsi_sse using SSEMODEF mode macro.
12097 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
12098 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
12100 2007-03-12 Richard Sandiford <richard@codesourcery.com>
12102 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
12103 elfos.h to tm_file.
12105 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
12107 * tree.h : Add multiple_of_p declaration.
12108 * fold-const.c (multiple_of_p): Make multiple_of_p public.
12109 * ipa-type-escape.c (results_of_malloc): Redundant.
12110 (visited_stmts): New. Visited stmt for walk_use_def_chains.
12111 (cast_type): Extended with new members.
12112 (check_cast): Returns cast_type.
12113 (cast): New structure for data of walk_use_def_chains.
12114 (is_malloc_result, is_cast_from_non_pointer_1,
12115 is_cast_from_non_pointer,
12116 is_array_access_through_pointer_and_index): New functions.
12117 (look_for_casts): Returns cast types.
12118 (check_call): Returns void.
12119 (okay_pointer_operation): Use support of pointer plus index,
12120 pointer plus constant and allow all multiplications.
12122 2007-03-11 Richard Guenther <rguenther@suse.de>
12124 PR tree-optimization/31115
12125 * tree-vrp.c (extract_range_from_binary_expr): Make sure
12126 the shift count is positive and non-anti-range for RSHIFT_EXPR.
12127 A shift count of zero is not special as with *_DIV_EXPR.
12128 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
12131 2007-03-11 Ian Lance Taylor <iant@google.com>
12133 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
12134 the *_DIV_EXPR codes correctly with overflow infinities.
12136 2007-03-11 Ira Rosen <irar@il.ibm.com>
12138 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
12139 indicate success/failure of the analysis. Add negation to subtrahend
12140 in case of subtraction. Fail if both operands contain constants.
12141 (create_data_ref): Fail if analyze_offset fails.
12143 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
12145 * config/i386/i386.md (frndintxf2): Rename to ...
12146 (rintxf2): ... this. Remove expander having same name.
12147 (rintsf2, rintdf2): Implement using SSEMODEF macro.
12148 (roundsf2, rounddf2): Ditto.
12149 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
12150 (lround<mode>di2, lround<mode>si2): Ditto.
12152 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
12154 * lower-subreg.c: Include except.h.
12155 (decompose_multiword_subregs): Verify that the only control flow
12156 insns we can split are loads to multi-words pseudos.
12157 Handle breaking such blocks after splitting, instead of calling
12158 find_many_sub_basic_blocks.
12160 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
12161 on the new basic block. Add a lengthy comment explaining why we
12162 thought this was necessary.
12163 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
12165 2007-03-10 Mark Mitchell <mark@codesourcery.com>
12168 * tree.c (walk_type_fields): Recurse into the element type of
12169 ARRAY_TYPEs if there is a pointer set.
12171 2007-03-10 Dirk Mueller <dmueller@suse.de>
12173 * c-common.c (warn_logical_operator): Fix condition.
12175 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
12177 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
12179 * config/darwin.c (machopic_select_section): Remove superfluous
12180 argument in call to categorize_decl_for_section. Remove unused
12183 2007-03-10 Joseph Myers <joseph@codesourcery.com>
12185 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
12187 * configure: Regenerate.
12189 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
12192 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
12193 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
12194 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
12195 Add LABEL_NUSES to emitted label.
12196 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
12197 branch probability value to emitted jump insn.
12198 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
12199 Do not check life information and do not re-arrange input operands
12200 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
12202 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12204 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
12205 the change of decode_asm_operands.
12207 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
12209 * mode-switching.c (create_pre_exit): Skip blockage insn.
12211 2007-03-09 Diego Novillo <dnovillo@redhat.com>
12213 * tree-pass.h (TODO_update_smt_usage): Remove.
12215 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12219 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12221 * pa.c (attr_length_call): Revise condition for long
12222 pc-relative branch.
12223 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
12224 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
12225 sequence on SOM target.
12227 2007-03-09 Geoffrey Keating <geoffk@apple.com>
12229 * gcc.c: Document %{, in big comment at top.
12230 (input_suffix_matches): Remove special handling for .s and
12232 (input_spec_matches): New.
12233 (handle_braces): Handle %{,.
12234 (validate_switches): ',' indicates a value which is not a switch.
12235 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
12236 to detect assembler input.
12237 * config/i386/sol2.h (CPP_SPEC): Likewise.
12238 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
12239 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
12240 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
12241 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
12242 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
12243 -m64 causes deployment target to default to 10.5.
12244 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
12246 2007-03-09 Richard Henderson <rth@redhat.com>
12249 * target.h (targetm.asm.out.reloc_rw_mask): New.
12250 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
12251 (TARGET_ASM_OUT): Use it.
12252 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
12253 * varasm.c (categorize_decl_for_section): Remove shlib argument;
12254 use the new reloc_rw_mask target hook instead.
12255 (default_section_type_flags_1): Merge into...
12256 (default_section_type_flags): ... here.
12257 (decl_readonly_section_1): Merge into...
12258 (decl_readonly_section): ... here.
12259 (default_elf_select_section_1): Merge into...
12260 (default_elf_select_section): ... here.
12261 (default_unique_section_1): Merge into...
12262 (default_unique_section): ... here.
12263 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
12264 (default_select_rtx_section): Use it.
12265 (default_elf_select_rtx_section): Likewise.
12266 * output.h: Update to match.
12267 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
12268 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
12269 (TARGET_ASM_RELOC_RW_MASK): New.
12270 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
12271 to categorize_decl_for_section.
12272 (x86_64_elf_unique_section): Likewise.
12273 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
12274 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
12275 (TARGET_ASM_RELOC_RW_MASK): New.
12276 * config/ia64/ia64.c (ia64_rwreloc_select_section,
12277 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
12278 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
12279 (TARGET_RWRELOC): Remove.
12280 (ia64_section_type_flags): Adjust call to default_section_type_flags.
12281 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12282 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
12283 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
12284 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
12285 (rs6000_xcoff_select_section): Use decl_readonly_section.
12286 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
12287 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
12288 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
12289 (TARGET_SECTION_TYPE_FLAGS): Remove.
12290 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
12292 2007-03-09 Roger Sayle <roger@eyesopen.com>
12294 * fold-const.c (fold_comparison): Remove compile-time evaluation of
12295 complex constant equality/inequality comparisons for here.
12296 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
12297 known at compile-time or can be simplified to a scalar comparison.
12298 (fold_relational_const): Move compile-time evaluation of complex
12299 constant equality/inequality comparisons to here.
12301 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12303 PR rtl-optimization/30643
12304 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
12306 (fold_rtx): Recurse, like before 2006-11-03.
12308 2007-03-09 DJ Delorie <dj@redhat.com>
12310 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
12313 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
12315 PR tree-optimization/30375
12316 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
12317 LHS of statements is not the same.
12318 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
12320 2007-03-09 Chao-ying Fu <fu@mips.com>
12322 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
12324 * doc/invoke.texi (-mdspr2): Document new option.
12325 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
12326 New unspec for DSP REV 2.
12327 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
12328 these instructions are extended in DSP REV 2.
12329 (mips-dspr2.md): Include.
12330 * config/mips/mips.opt (mdspr2): New option.
12331 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
12332 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
12333 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
12334 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
12335 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
12336 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
12337 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
12339 (bdesc_map): Add one field of unsupported_target_flags.
12340 (bdesc_arrays): Update entries to have extra fields. Add
12342 (mips_init_builtins): Initialize new function types.
12343 Check unsupported_target_fileds to filter out builtins.
12344 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
12346 (ASM_SPEC): Pass mdspr2 to the assembler.
12347 * config/mips/mips-dspr2.md: New file.
12349 2007-03-09 Sa Liu <saliu@de.ibm.com>
12351 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
12353 2007-03-09 Ian Lance Taylor <iant@google.com>
12355 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
12356 argument) like -Wstrict-overflow=2.
12357 * doc/invoke.texi (Warning Options): Update documentation.
12359 2007-03-09 Dirk Mueller <dmueller@suse.de>
12362 * doc/invoke.texi (-Wlogical-op): Document.
12363 * common.opt (-Wlogical-op): New.
12364 * c-common.h (warn_logical_operator): Declare.
12365 * c-common.c (warn_logical_operator): Define.
12366 * c-typeck.c (parser_build_binary_op): Call
12367 warn_logical_operator.
12369 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12371 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
12372 * final.c (final_scan_insn): Test for non-"" file name.
12374 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
12376 * doc/loop.texi: Document the Omega linear constraints solver.
12377 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
12378 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
12379 omega-hash-table-size, omega-max-keys, and
12380 omega-eliminate-redundant-constraints.
12381 * tree-pass.h (pass_check_data_deps): Declared.
12384 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
12385 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
12386 pass_check_data_deps): New.
12387 * tree-data-ref.c (init_data_ref): Remove declaration.
12388 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
12389 (analyze_array): Renamed init_array_ref, move up initializations.
12390 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
12391 Removed arguments that are set to NULL.
12392 (analyze_indirect_ref): Correct indentation, correct call to
12394 (object_analysis): Call init_array_ref instead of analyze_array.
12395 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
12396 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
12397 of DR_ACCESS_FNS_ADDR.
12398 (init_omega_eq_with_af, omega_extract_distance_vectors,
12399 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
12400 ddr_consistent_p): New.
12401 (compute_affine_dependence): Check consistency of ddrs when
12402 flag_check_data_deps is passed.
12403 (analyze_all_data_dependences): Uncomment.
12404 (tree_check_data_deps): New.
12405 * tree-data-ref.h: Include omega.h.
12406 (DR_ACCESS_FNS_ADDR): Removed.
12407 (data_dependence_relation): Add inner_loop.
12408 (DDR_INNER_LOOP): New.
12409 * common.opt (fcheck-data-deps): New.
12410 * tree-flow.h (tree_check_data_deps): Declare.
12411 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
12412 (OBJS-common): Depend on omega.o.
12414 * passes.c (pass_check_data_deps): Scheduled.
12415 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
12416 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
12417 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
12418 PARAM_VECT_MAX_VERSION_CHECKS,
12419 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
12421 2007-03-09 Richard Guenther <rguenther@suse.de>
12423 PR tree-optimization/30904
12424 PR middle-end/31058
12425 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
12426 the same way as *_DIV_EXPR.
12428 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12430 * recog.c (decode_asm_operands): No mixed declarations and code.
12432 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12434 * rtl.def (ASM_INPUT): Add location.
12435 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
12436 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
12437 (decode_asm_operands): Add loc operand.
12438 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
12439 * stmt.c (expand_asm): Rename to...
12440 (expand_asm_loc): ... this. Add locus argument. Pass it on to
12441 gen_rtx_ASM_INPUT_loc.
12442 (expand_asm_expr): Adjust.
12443 * recog.c (decode_asm_operands): Add loc operand.
12444 (check_asm_operands, extract_insn): Adjust.
12445 * reload1.c (maybe_fix_stack_asms): Likewise.
12446 * final.c (asm_insn_count): Likewise.
12447 (final_scan_insn): Output # line before and after asm.
12449 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
12451 * tree-ssa-structalias.c (variable_info): Remove
12453 (new_var_info): Ditto.
12454 (shared_bitmap_info_t): New structure.
12455 (shared_bitmap_table): New variable.
12456 (shared_bitmap_hash): New function.
12457 (shared_bitmap_eq): Ditto
12458 (shared_bitmap_lookup): Ditto.
12459 (shared_bitmap_add): Ditto.
12460 (merge_smts_into): Change to take bitmap directly.
12461 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
12462 (init_alias_vars): Init shared bitmap hashtable.
12463 (delete_points_to_sets): Delete shared bitmap hashtable.
12464 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
12465 is_aliased removal as a change that was still necessary was
12468 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
12470 * config/i386/i386.h (override_options): Conditionally disable
12471 x86_sahf for 64bit targets only.
12473 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12476 * c-decl.c (merge_decls): Don't call make_var_volatile.
12477 * varasm.c (make_var_volatile): Remove.
12478 * output.h (make_var_volatile): Remove.
12480 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
12482 PR tree-optimization/31085
12483 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
12485 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12487 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
12488 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
12489 ATTR_CONST_NOTHROW_LIST.
12491 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12494 2007-03-08 Diego Novillo <dnovillo@redhat.com>
12496 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
12498 2007-03-08 Geoffrey Keating <geoffk@apple.com>
12501 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
12503 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
12504 passed, use shared libgcc.
12506 2007-03-08 Roger Sayle <roger@eyesopen.com>
12508 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
12509 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12510 (honor_protect_cleanup_actions, lower_try_finally_switch):
12512 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
12513 ifc_temp_var): Likewise.
12514 * tree-inline.c (setup_one_parameter): Likewise.
12515 * tree-mudflap.c (mf_decl_cache_locals,
12516 mf_build_check_statement_for): Likewise.
12517 * tree-nested.c (init_tmp_var, save_tmp_var,
12518 finalize_nesting_tree_1): Likewise.
12519 * tree-outof-ssa.c (insert_copy_on_edge,
12520 insert_backedge_copies): Likewise.
12521 * tree-profile.c (tree_gen_edge_profiler,
12522 tree_gen_ic_profiler): Likewise.
12523 * tree-scalar-evolution.c (scev_const_prop): Likewise.
12524 * tree-sra.c (sra_build_assignment): Likewise.
12525 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
12526 * tree-ssa-math-opts.c (insert_reciprocals,
12527 execute_cse_sincos_1): Likewise.
12528 * tree-tailcall.c (adjust_accumulator_values,
12529 adjust_return_value): Likewise.
12530 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
12531 * tree-vect-transform.c (vect_create_data_ref_ptr,
12532 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
12533 vect_create_epilog_for_reduction, vectorizable_reduction,
12534 vectorizable_call, vectorizable_conversion,
12535 vectorizable_assignment, vectorizable_operation,
12536 vectorizable_type_demotion, vect_gen_widened_results_half,
12537 vect_permute_store_chain, vectorizable_store,
12538 vect_setup_realignment, vect_permute_load_chain,
12539 vectorizable_load, vectorizable_condition,
12540 vect_create_cond_for_align_checks): Likewise.
12541 * tree-vrp.c (build_assert_expr_for): Likewise.
12543 2007-03-08 Ian Lance Taylor <iant@google.com>
12545 * tree-vrp.c: Include "intl.h".
12546 (usable_range_p): New static function.
12547 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
12548 overflowed values, juts set *strict_overflow_p.
12549 (compare_values): Only return -2 if one of the operands is not a
12551 (compare_ranges): Call usable_range_p.
12552 (compare_range_with_value): Likewise.
12553 (vrp_evaluate_conditional_warnv): Rename from
12554 vrp_evaluate_conditional. Make static. Change all callers.
12555 (vrp_evaluate_conditional): New function.
12556 (simplify_div_or_mod_using_ranges): Issue warning about reliance
12557 on signed overflow.
12558 (simplify_abs_using_ranges): Likewise.
12559 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
12560 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
12561 within_stmt parameter.
12562 * tree-ssa-propagate.c (fold_predicate_in): Update call to
12563 vrp_evaluate_conditional.
12564 * tree-ssa-threadedge.c
12565 (record_temporary_equivalences_from_stmts_at_dest): Change
12566 simplify parameter to take a second tree parameter.
12567 (simplify_control_stmt_condition): Likewise.
12568 (thread_across_edge): Likewise.
12569 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12570 (thread_across_edge): Likewise.
12571 * Makefile.in (tree-vrp.o): Depend upon intl.h.
12573 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
12575 * config/i386/i386.h (TARGET_SAHF): New define.
12576 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
12577 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
12578 (x86_sahf): New global variable.
12579 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
12580 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
12581 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
12582 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
12584 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
12585 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
12586 when expanding fcomi/sahf based tests.
12587 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
12588 expanding sahf based alternative. Emit sahf based sequence when
12589 optimizing for code size.
12590 * config/i386/i386.md (x86_sahf_1): Do not disable for
12591 TARGET_64BIT, enable for TARGET_SAHF.
12593 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
12595 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
12596 spurious whitespace from error message.
12598 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
12601 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
12603 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
12605 * c-decl.c (grokdeclarator): Disable warnings for anonymous
12607 * tree-sra.c (instantiate_element): Propagate disabled warnings
12608 from the element itself to the created variable.
12610 2007-03-07 Richard Henderson <rth@redhat.com>
12613 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
12614 silently fix up the stack in the case of a missing register.
12616 2007-03-07 Paul Brook <paul@codesourcery.com>
12618 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
12620 2007-03-07 Joseph Myers <joseph@codesourcery.com>
12622 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
12624 (phase1_vrs): Use them.
12625 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
12626 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
12627 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
12628 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
12629 __gnu_Unwind_Restore_WMMXC if required.
12630 (_Unwind_VRS_Pop): Implement iWMMXt support.
12631 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
12632 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
12633 gnu_Unwind_Save_WMMXC): Define.
12635 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12637 * config/vxworks.h (vxworks_override_options): Declare.
12638 (VXWORKS_OVERRIDE_OPTIONS): Use it.
12639 * config/vxworks.c: Include target.h and toplev.h.
12640 (vxworks_override_options): New function.
12641 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
12643 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
12645 * config/s390/s390.c (override_options): Don't emit an error when
12646 -mstack-size is used without providing -mstack-guard.
12647 (s390_emit_prologue): Choose stack_guard value automatically if not
12648 provided via command line.
12649 * doc/invoke.texi: Adjust description of -mstack-guard and
12652 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12654 * config/i386/i386.c (output_set_got): Add a GOT initialization
12655 sequence for VxWorks PIC.
12656 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
12657 around labels as well as symbols. Use gotoff_operand instead
12658 of local_symbolic_operand.
12659 (legitimize_pic_address): Use gotoff_operand instead of
12660 local_symbolic_operand. Use @GOT accesses for labels as
12662 (ix86_output_addr_diff_elt): Use PC-relative rather than
12663 GP-relative offsets for VxWorks PIC.
12664 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
12665 no_new_pseudos. Check whether the returned register is op0.
12666 * config/i386/i386.md (tablejump): Use PC-relative rather than
12667 GP-relative offsets for VxWorks PIC.
12668 * config/i386/predicates.md (gotoff_operand): New predicate.
12670 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12672 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
12674 * config/vxworks-dummy.h: New file.
12675 * config/i386/i386.h: Include it.
12677 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
12679 * dwarf2out.c (is_inlined_entry_point): New
12680 (add_high_low_attributes): Emit DW_AT_entry_pc along with
12681 DW_AT_ranges if the first subblock is the entry point.
12683 2007-03-06 David Daney <ddaney@avtrex.com>
12685 * doc/install.texi (mips-*-*): Change recommended binutils
12688 2007-03-06 Anatoly Sokolov <aesok@post.ru>
12690 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
12691 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
12693 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12694 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12696 2007-03-06 Jan Hubicka <jh@suse.cz>
12698 * errors.h (warning, error, fatal, internal_error): Mark as cold.
12699 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
12701 (probably_cold_bb_p): Cold functions are cold.
12702 (probably_never_executed_bb_p): Cold functions are cold.
12703 (tree_bb_level_predictions): Predict calls to cold functions as not
12705 (compute_function_frequency): Check hot/cold attributes.
12706 * function.h (function_frequency): Update comments.
12707 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
12708 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
12709 (c_common_att): Add cold and hot.
12711 * doc/extend.texi (hot,cold attributes): Document.
12713 2007-03-06 Andrew Haley <aph@redhat.com>
12715 * function.c (expand_function_end): Move blockage to just after we
12716 emit the label for the naked return from the function.
12718 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12720 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
12723 2007-03-06 Jan Hubicka <jh@suse.cz>
12725 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
12726 loaded for constant large models. Non-large 64bit PIC can do.
12727 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
12728 * cmodel.h: Add LARGE PIC.
12729 * i386.md (UNSPEC_PLTOFF): New.
12730 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
12732 (*call_1_rex64): Disable for large models.
12733 (*call_1_rex64_large): New.
12734 (*call_value_1_rex64): Disable for large models.
12735 (*call_value_1_rex64_large): New.
12736 (set_rip_rex4): New.
12737 (set_got_offset_rex64): New.
12738 * predicates.md (constant_call_address_operand): For large model
12739 constant calls are not possible.
12740 * i386-protos.h (construct_plt_address): Declare.
12741 * i386.c (override_options): Accept large models.
12742 (ix86_expand_prologue): Expand large PIC GOT pointer load.
12743 (legitimate_constant_p): Add new UNSPECs.
12744 (legitimate_pic_operand_p): Likewise.
12745 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
12746 (legitimize_pic_address): Do easy RIP relative way for TLS only for
12748 (output_pic_addr_const): Add PLTOFF.
12749 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
12750 (ix86_expand_move): Legitimize pic address when in PIC mode.
12751 (construct_plt_address): New function.
12752 (ix86_expand_call): Offload the address to register and use GOT
12753 pointer for large model.
12754 * invoke.texi (mcmodel=large): Update documentation.
12756 2007-03-06 Richard Henderson <rth@redhat.com>
12758 * config/i386/i386.c (x86_use_leave, x86_push_memory,
12759 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
12760 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
12761 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
12762 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
12763 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
12764 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
12765 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
12766 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
12767 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
12768 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12769 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
12770 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12771 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12772 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
12773 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
12774 x86_schedule, x86_use_bt, x86_pad_returns,
12775 x86_use_xchgb): Merge into ...
12776 (ix86_tune_features): ... here. New array.
12777 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12778 x86_bswap): Merge into ...
12779 (ix86_arch_features): ... here. New array.
12780 (x86_3dnow_a): Remove.
12781 (x86_accumulate_outgoing_args): Make static.
12782 (x86_arch_always_fancy_math_387): Make static.
12783 (ix86_tune_mask, ix86_arch_mask): Move ...
12784 (override_options): ... to local variables here. Apply the
12785 appropriate mask to each element of ix86_arch_features and
12786 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
12787 as were done in the old macros.
12788 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
12789 * config/i386/i386.h (x86_use_leave, x86_push_memory,
12790 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
12791 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
12792 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
12793 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
12794 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
12795 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
12796 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
12797 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
12798 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
12799 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12800 x86_accumulate_outgoing_args, x86_prologue_using_move,
12801 x86_epilogue_using_move, x86_decompose_lea,
12802 x86_arch_always_fancy_math_387, x86_shift1,
12803 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12804 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12805 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
12806 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12807 x86_use_incdec, x86_pad_returns, x86_bswap,
12808 x86_partial_flag_reg_stall): Remove.
12809 (enum ix86_tune_indices): New.
12810 (ix86_tune_features): New.
12811 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
12812 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
12813 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
12814 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
12815 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
12816 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
12817 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
12818 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
12819 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
12820 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
12821 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
12822 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
12823 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
12824 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
12825 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
12826 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
12827 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
12828 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
12829 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
12830 TARGET_EXT_80387_CONSTANTS): Use it.
12831 (enum ix86_arch_indices): New.
12832 (ix86_arch_features): New.
12833 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
12834 TARGET_BSWAP): Use it.
12835 (ix86_tune_mask, ix86_arch_mask): Remove.
12837 2007-03-06 Joseph Myers <joseph@codesourcery.com>
12840 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
12841 Define using $${sysroot_headers_suffix}.
12842 * configure: Regenerate.
12843 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
12844 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
12846 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
12847 * gcc.c (print_sysroot_headers_suffix): New.
12848 (option_map): Include --print-sysroot-headers-suffix.
12849 (display_help): Mention -print-sysroot-headers-suffix.
12850 (process_command): Handle -print-sysroot-headers-suffix.
12851 (do_spec_1): Append multilib directory to include-fixed path if
12852 sysroot suffixes in use.
12853 (main): Handle -print-sysroot-headers-suffix.
12854 * Makefile.in (start.encap): Don't depend on xlimits.h
12855 (xlimits.h): Remove.
12856 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12857 limits.h for each multilib in fixinc_list.
12858 (fixinc_list, s-fixinc_list): New.
12859 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12860 generate them for each multilib in fixinc_list.
12861 (stmp-fixproto): Use include-fixed. Run fixproto for each
12862 multilib in fixinc_list.
12863 (mostlyclean): Don't remove xlimits.h.
12864 (clean): Remove include-fixed.
12865 (real-install-headers-tar, real-install-headers-cpio,
12866 real-install-headers-cp): Don't copy include, only include-fixed.
12867 (install-mkheaders): Depend on fixinc_list. Don't depend on
12868 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12869 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12870 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12872 2007-03-06 Jan Hubicka <jh@suse.cz>
12874 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12877 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12879 * configure.ac: Allow tm_file to contain build-directory files.
12880 * configure: Regenerate.
12881 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12882 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12883 * config/m68k/print-sysroot-suffix.sh: New file.
12885 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12887 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12888 of pic_offset_table_rtx if reload_completed.
12889 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12890 PIC_OFFSET_TABLE_REGNUM.
12891 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12893 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12894 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12896 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12898 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12899 functions that call eh_return.
12901 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12903 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12904 functions that need a constant pool.
12906 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12909 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12910 (m68k_preferred_reload_class): Likewise.
12911 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12912 (SECONDARY_RELOAD_CLASS): Define.
12913 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12914 (LIMIT_RELOAD_CLASS): Delete.
12915 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12916 registers from storing bytes.
12917 (m68k_secondary_reload_class): New function.
12918 (m68k_preferred_reload_class): Likewise.
12920 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12922 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12924 (m68k_expand_prologue): Likewise.
12926 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12928 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12929 (mips_expand_epilogue): Add a bool parameter.
12930 (m68k_legitimize_sibcall_address): Declare.
12931 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12932 (m68k_expand_epilogue): Add a parameter to select between sibling
12933 and normal epilogues. Only generate a return for the latter.
12934 (m68k_ok_for_sibcall_p): New function.
12935 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12936 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12937 (sibcall_value, *sibcall_value): Likewise.
12938 (*call, *call_value): Require !SIBLING_CALL_P.
12939 (epilogue): Update call to m68k_expand_epilogue.
12940 (sibcall_epilogue): New pattern.
12941 * config/m68k/predicates.md (const_call_operand): Say that this
12942 predicate applies to sibling calls too.
12943 (sibcall_operand): New predicate.
12945 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12947 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12948 alternatives as movsi_cf.
12949 (movsf_cf_hard): Add commentary.
12951 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12952 Richard Sandiford <richard@codesourcery.com>
12954 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12955 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12956 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12957 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12958 as being live on exit from an interrupt function.
12959 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12960 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12961 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12962 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12963 (m68k_interrupt_function_p): Globalize.
12964 (m68k_compute_frame_layout): Remove reverse mask code.
12965 (m68k_emit_movem, m68k_set_frame_related): New functions.
12966 (m68k_output_function_prologue): Delete in favor of...
12967 (m68k_expand_prologue): ...this new function.
12968 (m68k_output_function_epilogue): Delete in favor of...
12969 (m68k_expand_epilogue): ...this new function.
12970 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12972 (print_operand): Handle %?.
12973 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12974 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12975 (prologue, epilogue): New patterns.
12976 (return): Turn into a define_expand.
12977 (*return): New pattern, derived from old "return" pattern. Use rte
12978 rather than rts for interrupt functions. Only use rtd if the pop
12980 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12981 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12982 (link, *link, unlink, *unlink, load_got): Likewise.
12984 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12988 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12989 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12990 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12991 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12992 and m68k_matches_u_p.
12993 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12994 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12995 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12996 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12997 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12998 (REG_STRICT_P): New macro.
12999 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
13000 PCREL_GENERAL_OPERAND_OK.
13001 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
13002 m68k_legitimate_base_reg_p.
13003 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
13004 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
13005 (PIC_CASE_VECTOR_ADDRESS): Update comment.
13006 * config/m68k/m68k.c (m68k_address): New structure.
13007 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
13008 (m68k_decompose_index, m68k_legitimate_constant_address_p)
13009 (m68k_jump_table_ref_p, m68k_decompose_address)
13010 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
13011 (m68k_matches_u_p): New functions.
13012 (print_operand_address): Rewrite to use m68k_decompose_index.
13014 2007-03-05 David Taylor <dtaylor@emc.com>
13016 * gcc.c: Correct copyright date in --version output.
13018 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13020 * pa.md: In unamed move patterns, disparge copies between general
13021 and floating point registers using '?' modifier. Don't include 'f'
13022 constraint for register preferences in DImode, SImode, HImode and
13023 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
13024 Remove constraints for copies between general and floating registers
13025 in soft-float DFmode pattern.
13026 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
13030 2007-03-05 Mike Stump <mrs@apple.com>
13032 * c-common.c (targetcm): Add.
13033 * c-opts.c (c_common_handle_option): Handle language specific
13035 * opts.c (handle_option): Verify language for target options, if
13037 * opth-gen.awk: Add CL_LANG_ALL.
13038 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
13039 (TARGETCM_INITIALIZER): Add.
13040 * target.h (struct gcc_targetcm): Add.
13042 * targhooks.c (default_handle_c_option): Add.
13043 * targhooks.h (default_handle_c_option): Add.
13044 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
13046 * config/darwin.opt (iframework): Add.
13047 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
13048 * config/darwin-c.c (handle_c_option): Add.
13049 (TARGET_HANDLE_C_OPTION): Add.
13051 * doc/invoke.texi (Darwin Options): Add -iframework.
13053 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13055 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
13058 2007-03-05 Ian Lance Taylor <iant@google.com>
13060 * c.opt (fgnu89-inline): New option.
13061 * c-opts.c (c_common_post_options): Set default value for
13063 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
13064 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
13066 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
13067 (grokdeclarator, start_function): Likewise.
13068 * c-cppbuiltin.c (c_cpp_builtins): Define either
13069 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
13070 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
13071 (C Dialect Options): Document -fgnu89-inline.
13072 * doc/extend.texi (Function Attributes): Explain what the
13073 gnu_inline attribute does.
13074 * doc/cpp.texi (Common Predefined Macros): Document
13075 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13077 2007-03-05 Ian Lance Taylor <iant@google.com>
13079 PR tree-optimization/31034
13080 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
13081 half-range if the other side is an overflow infinity.
13083 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
13085 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
13086 (bfin*-linux-uclibc*): New configuration.
13087 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
13089 * config/bfin/linux.h: New file.
13090 * config/bfin/libgcc-bfin.ver: New file.
13091 * config/bfin/t-bfin-uclinux: New file.
13092 * config/bfin/t-bfin-linux: New file.
13093 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
13094 (TARGET_OS_CPP_BUILTINS): New macro.
13096 2007-03-05 Richard Guenther <rguenther@suse.de>
13098 * fold-const.c (fold_binary): Remove duplicate folding
13099 of comparison of non-null ADDR_EXPR against null.
13101 2007-03-05 Richard Guenther <rguenther@suse.de>
13102 Dorit Nuzman <dorit@il.ibm.com>
13104 PR tree-optimization/26420
13105 * tree-vectorizer.c (vectorize_loops): Bail out early if there
13106 are no loops in the function. Only print the number of
13107 vectorized loops if it is greater than zero or we are supposed
13108 to print information about unvectorized loops.
13110 2007-03-05 Revital Eres <eres@il.ibm.com>
13112 * gcc.dg/var-expand1.c: New test.
13113 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
13114 when an accumulator is expanded.
13116 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13119 * c-common.c (convert_and_check): Don't give warnings for
13120 conversion if 'expr' already overflowed.
13122 2007-03-04 Roger Sayle <roger@eyesopen.com>
13124 PR middle-end/30744
13125 * fold-const.c (fold_comparison): Enforce type consistency when
13126 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
13128 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
13130 * tree-ssa-address.c (create_mem_ref): Do not put an expression
13131 containing a cast to the base of TARGET_MEM_REF.
13133 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
13135 * tree.c (tree_contains_struct_check_failed): Remove spurious
13136 whitespace from error message.
13138 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
13141 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
13142 instead of precision.
13144 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
13145 Nathan Sidwell <nathan@codesourcery.com>
13147 * emit-rtl.c (find_auto_inc): New.
13148 (try_split): recreate REG_INC notes,
13149 Use regular for loops rather than whiles.
13151 2007-03-03 Andreas Schwab <schwab@suse.de>
13153 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
13154 * configure: Regenerate.
13156 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13158 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
13159 flag_rounding_math, not flag_unsafe_math_optimizations.
13161 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
13163 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
13164 alpha_fold_vector_minmax): Likewise.
13165 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13166 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
13168 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13170 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
13171 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
13172 if the lhs has side-effects.
13173 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
13175 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13177 * config/i386/i386.h (TUNEMASK): Remove define.
13178 (ARCHMASK): Remove define.
13179 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
13180 Use ix86_arch_mask variable instead of ARCHMASK.
13181 * config/i386/i386.c (override_options): Ditto.
13182 (standard_80387_constant_p): Ditto.
13184 2007-03-02 Ian Lance Taylor <iant@google.com>
13186 Used signed infinities in VRP.
13187 * tree-vrp.c (uses_overflow_infinity): New static function.
13188 (supports_overflow_infinity): New static function.
13189 (make_overflow_infinity): New static function.
13190 (negative_overflow_infinity): New static function.
13191 (positive_overflow_infinity): New static function.
13192 (is_negative_overflow_infinity): New static function.
13193 (is_positive_overflow_infinity): New static function.
13194 (is_overflow_infinity): New static function.
13195 (overflow_infinity_range_p): New static function.
13196 (compare_values_warnv): New function split out of compare_values.
13197 (compare_value): Call it.
13198 (set_value_range_to_nonnegative): Add overflow_infinity
13199 parameter. Change caller.
13200 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
13202 (vrp_expr_computes_nonzero): Likewise.
13203 (compare_ranges, compare_range_with_value): Likewise.
13204 (compare_name_with_value, compare_names): Likewise.
13205 (vrp_evaluate_conditional): Likewise.
13206 (set_value_range): Handle infinity
13207 (vrp_operand_equal_p, operand_less_p): Likewise.
13208 (extract_range_from_assert): Likewise.
13209 (vrp_int_const_binop): Likewise.
13210 (extract_range_from_binary_expr): Likewise.
13211 (extract_range_from_unary_expr): Likewise.
13212 (extract_range_from_comparison): Likewise.
13213 (extract_range_from_expr): Likewise.
13214 (dump_value_range): Likewise.
13215 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
13216 (test_for_singularity): Likewise.
13217 (vrp_int_const_binop): Remove inline qualifier.
13218 (adjust_range_with_scev): Add comment.
13219 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13221 2007-03-02 Diego Novillo <dnovillo@redhat.com>
13223 * tree-ssa-structalias.c (could_have_pointers): Tidy.
13224 (get_constraint_for): Likewise.
13225 (do_structure_copy): Likewise.
13226 (find_func_aliases): Fix references to MODIFY_EXPR.
13227 (intra_create_variable_infos): Tidy.
13228 * tree-ssa-operands.c (add_virtual_operand): Add argument
13230 When adding members of alias sets, if IS_CALL_SITE is true and
13231 the symbol is not call-clobbered, skip it.
13232 Adjust all callers.
13234 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
13236 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
13237 entry by means of emit_insn_at_entry.
13239 2007-03-02 Richard Henderson <rth@redhat.com>
13241 * expr.h (promoted_input_arg): Remove decl.
13242 * function.c (promoted_input_arg): Merge into ...
13243 * combine.c (setup_incoming_promotions): ... only caller.
13244 Rearrange to avoid double loop.
13246 2007-03-02 Ben Elliston <bje@au.ibm.com>
13247 Peter Bergner <bergner@vnet.ibm.com>
13248 Janis Johnson <janis187@us.ibm.com>
13250 * config/rs6000/dfp.md: New file.
13251 * config/rs6000/rs6000.md: Include dfp.md.
13252 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
13253 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
13254 and TDmode decimal float modes in FP registers.
13255 (num_insns_constant): Likewise.
13256 (rs6000_legitimate_offset_address_p): Likewise.
13257 (rs6000_legitimize_address): Likewise.
13258 (rs6000_legitimize_reload_address): Likewise.
13259 (rs6000_legitimate_address): Likewise.
13260 (rs6000_emit_move): Likewise.
13261 (function_arg_boundary): Likewise.
13262 (function_arg_advance): Likewise.
13263 (rs6000_darwin64_record_arg_recurse): Likewise.
13264 (function_arg): Likewise.
13265 (rs6000_gimplify_va_arg): Likewise.
13266 (rs6000_split_multireg_move): Likewise.
13267 (rs6000_output_function_epilogue): Likewise.
13268 (rs6000_output_function_epilogue): Likewise.
13269 (rs6000_register_move_cost): Likewise.
13270 (rs6000_function_value): Likewise.
13271 (rs6000_libcall_value): Likewise.
13273 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13275 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
13277 2007-03-02 Richard Sandiford <richard@codesourcery.com>
13279 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
13280 Use $MULTIDIR to choose between the kernel and RTP headers,
13281 and use $WIND_BASE and $WIND_USR to locate them.
13283 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13285 * config/i386/i386.c (override_options): Put initialization of
13286 ix86_tune_mask and ix86_arch_mask to the correct place.
13288 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
13289 Michael Meissner <michael.meissner@amd.com>
13292 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
13293 (ARCHMASK): Define.
13294 (TARGET_CMOVE): Use ARCHMASK.
13295 (TARGET_CMPXCHG): Ditto.
13296 (TARGET_CMPXCHG8B): Ditto.
13297 (TARGET_XADD): Ditto.
13298 (TARGET_BSWAP): Ditto.
13299 * config/i386/i386.c (ix86_tune_mask): New global variable.
13300 (ix86_arch_mask): Ditto.
13301 (override_options): Initialize ix86_tune_mask and
13302 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
13305 2007-03-02 Ben Elliston <bje@au.ibm.com>
13308 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
13310 2007-03-02 Joseph Myers <joseph@codesourcery.com>
13312 * target.h (init_dwarf_reg_sizes_extra): New target hook.
13313 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
13314 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
13315 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
13317 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
13318 rs6000_init_dwarf_reg_sizes_extra): New.
13319 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
13320 SPE register high parts.
13322 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
13324 * Makefile.in: Add install-pdf target as
13325 copied from automake v1.10 rules.
13326 * configure.ac: Add install-pdf to target list.
13327 * configure: Regenerate.
13329 2007-03-01 Paul Brook <paul@codesourcery.com>
13331 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
13332 modes to LDRD for DImode.
13333 (output_move_double): Fixup out of range ldrd/strd.
13334 (vfp_secondary_reload_class): Rename...
13335 (coproc_secondary_reload_class): ... to this. Add wb argument.
13336 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
13337 coproc_secondary_reload_class for CLASS_IWMMXT.
13338 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
13339 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
13341 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
13343 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
13344 unroll factor by the estimated number of iterations.
13345 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
13346 than prefetch latency.
13348 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
13349 decode_caches_intel, detect_caches_intel): New functions.
13350 (host_detect_local_cpu): Use detect_caches_amd and
13351 detect_caches_intel.
13353 2007-03-01 Richard Henderson <rth@redhat.com>
13355 * expr.c (emit_move_complex_push): Export.
13356 (emit_move_complex_parts): Split out from ...
13357 (emit_move_complex): ... here.
13358 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
13359 * config/i386/i386.md (movcdi): New.
13361 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
13363 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
13364 size of mode1 to check for tieable modes in MMX case.
13366 2007-03-01 Richard Sandiford <richard@codesourcery.com>
13368 * Makefile.in (rtlanal.o): Depend on tree.h.
13369 * rtl.h (offset_within_section_p, split_const): Declare.
13370 * rtlanal.c: Include tree.h.
13371 (offset_within_block_p): New function, taken from
13372 mips_offset_within_object_p.
13373 (split_const): New function, taken from mips_split_const.
13374 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
13376 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13377 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
13378 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
13379 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
13380 (m68k_illegitimate_symbolic_constant_p): New function.
13381 * config/m68k/m68k.md (movsi): Remove misleading predicates.
13382 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
13383 symbolic constant that might be outside the symbol's section,
13384 move the symbol first and then add the offset.
13385 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
13387 * config/mips/mips.c (mips_split_const): Delete.
13388 (mips_offset_within_object_p): Delete.
13389 (mips_symbolic_constant_p): Use offset_within_section_p and
13390 split_const instead of mips_offset_within_object_p and
13392 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
13393 (mips_legitimize_const_move, print_operand_reloc)
13394 (mips_dangerous_for_la25_p): Use split_const instead of
13397 2007-02-28 Eric Christopher <echristo@apple.com>
13399 * Makefile.in (install-include-dir): Don't rm -rf include.
13401 2007-02-28 Richard Guenther <rguenther@suse.de>
13403 PR middle-end/30364
13404 * fold-const.c (fold_binary): Do not associate expressions
13405 with more than one variable for integer types that do not wrap.
13407 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
13409 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
13410 Delete, and replace with...
13411 (fold_builtin_call_array): This. Update callers to use it.
13412 * fold-const.c (fold_build_call_list): Delete, and replace with...
13413 (fold_build_call_array): This.
13414 (fold_build_call_list_initializer): Delete, and replace with...
13415 (fold_build_call_array_initializer): This.
13416 * tree.h: Update declarations to reflect above changes.
13418 * c-typeck.c (build_function_call): Store converted arguments
13419 in a stack-allocated array instead of building a list.
13420 (convert_arguments): Store arguments in the array passed in as an
13421 argument, and return the actual number of arguments.
13422 * c-format.c: (check_function_format): Pass arguments in an
13423 array instead of a list.
13424 * c-common.c (check_function_nonnull): Likewise.
13425 (check_function_sentinel): Likewise.
13426 (check_function_arguments): Likewise.
13427 * c-common.h: Update declarations to reflect above changes.
13429 2007-02-28 Jan Hubicka <jh@suse.cz>
13431 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
13432 PRED_NEGATIVE_RETURN): Update outcomes.
13434 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
13436 * calls.c (emit_library_call_value_1): Handle partial registers
13437 correctly when building up CALL_INSN_FUNCTION_USAGE.
13439 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13441 * pa/predicates.md (move_src_operand): Allow zero for mode.
13442 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
13445 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
13448 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
13449 *movv2df_internal): Enable pattern only for valid operand
13451 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
13452 tie only 128bit modes. For MMX registers, tie only 64bit modes.
13454 2007-02-27 Mike Stump <mrs@apple.com>
13456 * config/darwin-crt3.c: Avoid compilation when compiling for a
13459 2007-02-27 Joseph Myers <joseph@codesourcery.com>
13461 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
13463 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
13464 for fixed headers and limits.h.
13465 (install-include-dir, install-headers-tar, install-headers-cpio,
13466 install-headers-cp, real-install-headers-tar,
13467 real-install-headers-cpio, real-install-headers-cp): Handle
13468 include-fixed as well as include.
13469 (install-mkheaders): Don't install files that go only in include
13471 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
13472 from GCC_INCLUDE_DIR.
13473 * gcc.c (process_command): Remove special -BstageN/ handling.
13474 (do_spec_1): Add include-fixed directories.
13476 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13478 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
13480 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
13482 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
13485 2007-02-27 Mark Mitchell <mark@codesourcery.com>
13487 * c-common.c (get_priority): Add check for
13488 SUPPORTS_INIT_PRIORITY.
13490 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13492 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
13494 * config/bfin/bfin.c: Include "cfglayout.h".
13495 (MAX_LSETUP_DISTANCE): New macro.
13496 (struct loop_info): New members incoming, incoming_src and
13497 incoming_dest. Delete member predecessor.
13498 (length_for_loop): New function.
13499 (bfin_optimize_loop): Handle more different loop structures.
13500 (bfin_discover_loop): Rework detection of predecessor blocks by
13501 examining incoming edges.
13502 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
13504 (bfin_reorder_loops): New function.
13505 (bfin_reorg_loops): Use these three new functions.
13507 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
13508 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
13509 (CONSTRAINT_LEN): Add entry for 'q'.
13510 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
13511 Add 'q' constraints.
13512 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
13513 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
13515 * config/bfin/bfin.md (add_with_carry): New pattern.
13516 (s_or_u, su_optab, su_modifier): New code macros/attrs.
13517 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
13518 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
13519 support unsigned multiplies too. Removed incorrect commutativity from
13520 operand 1 constraint where appropriate.
13521 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
13523 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
13524 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
13526 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
13527 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
13528 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
13529 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
13530 usmulhisi_hh_huh): New patterns.
13532 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
13533 lshifthi3): Fix output template to use half reg for operand 2.
13535 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
13538 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
13540 2007-02-27 Andreas Schwab <schwab@suse.de>
13542 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
13544 2007-02-27 Jan Hubicka <jh@suse.cz>
13546 * predict.c (last_basic_block_p): Remove.
13547 (tree_estimate_probability): Update return heuristic for commonized
13550 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13552 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
13554 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13556 * doc/include/gcc-common.texi (versionsubtitle): New macro.
13557 * doc/cpp.texi: Standardize title page.
13558 * doc/cppinternals.texi: Likewise.
13559 * doc/gcc.texi: Standardize title page, remove version number
13560 from copyright page.
13561 * doc/gccint.texi: Likewise.
13562 * doc/install.texi: Standardize title page, add table of
13565 2007-02-26 Jan Hubicka <jh@suse.cz>
13567 * predict.def: Set outcomes according to more recent results.
13568 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
13569 Remove dead predictors.
13570 * predict.c (return_prediction): Fix pasto.
13572 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13574 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
13575 change; avoid a memory leak when returning early.
13577 2007-02-26 Mark Mitchell <mark@codesourcery.com>
13579 * c-decl.c (static_ctors): Move to c-common.c.
13580 (static_dtors): Likewise.
13581 (finish_function): Use c_record_cdtor_fn.
13582 (build_cdtor): Move to c-common.c.
13583 (c_write_global_declarations): Use c_build_cdtor_fns.
13584 * c-common.h (static_ctors): Declare.
13585 (static_dtors): Likewise.
13586 (c_record_cdtor_fn): Likewise.
13587 (c_build_cdtor_fns): Likewise.
13588 * c-common.c (static_ctors): New variable.
13589 (static_dtors): Likewise.
13590 (c_record_cdtor_fn): New function.
13591 (build_cdtor): Move from c-decl.c
13592 (c_build_cdtor_fns): New function.
13594 * output.h (assemble_addr_to_section): Declare.
13595 (get_cdtor_priority_section): Likewise.
13596 * varasm.c (assemble_addr_to_section): New function.
13597 (get_cdtor_priority_section): Likewise.
13598 (default_named_section_asm_out_destructor): Use them.
13599 (destor_dtor_section_asm_out_destructor): Likewise.
13600 (default_named_section_asm_out_constructor): Likewise.
13601 (default_ctor_section_asm_out_constructor): Likewise.
13602 * config.gcc (*-*-vxworks*): Include vxworks.o.
13603 * config/t-vxworks (vxworks.o): New target.
13604 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
13605 (TARGET_ASM_CONSTRUCTOR): Define.
13606 (TARGET_ASM_DESTRUCTOR): Likewise.
13607 (vxworks_asm_out_constructor): Declare.
13608 (vxworks_asm_out_destructor): Likewise.
13610 * c-common.c (get_priority): Check that we have not just an
13611 INTEGER_CST, but an integer constant with integeral type.
13613 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
13615 PR tree-optimization/30938
13616 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
13617 use &dt[nargs-1] instead of &dt[nargs] in the call to
13618 vect_is_simple_use().
13620 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
13622 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
13623 from register elimination as PRE_MODIFY / POST_MODIFY increments.
13624 Do not attempt to handle MEM inside auto-inc expressions.
13625 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
13626 of a register modified by an auto-inc expression. However, do handle
13627 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
13628 (elimination_effects): Prohibit elimination of a register modified
13629 by an auto-inc expression. Disable register elimination rules whose
13630 target register is modified by an auto-inc expression with variable
13633 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
13635 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
13637 (array_at_struct_end_p): New function.
13638 (idx_infer_loop_bounds): Use it.
13639 (estimate_numbers_of_iterations_loop): Export.
13640 * predict.c (predict_loops): Use estimated_loop_iterations_int.
13641 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
13642 (tree_estimate_probability): Call record_loop_exits.
13643 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
13644 (estimated_loop_iterations, estimated_loop_iterations_int,
13645 estimated_loop_iterations_tree): New functions.
13646 (analyze_siv_subscript_cst_affine,
13647 compute_overlap_steps_for_affine_1_2,
13648 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
13649 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
13650 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
13651 (PRED_LOOP_ITERATIONS_GUESSED): New.
13652 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
13653 * cfgloop.h (estimate_numbers_of_iterations_loop,
13654 estimated_loop_iterations_int): Declare.
13656 2007-02-25 Mark Mitchell <mark@codesourcery.com>
13658 * doc/extend.texi: Document optional priority argument to
13659 constructors and destructors.
13660 * tree.c (init_priority_for_decl): Adjust GTY markers.
13661 (init_ttree): Use priority-info hash functions for
13662 init_priority_for_decl.
13663 (tree_map_eq): Rename to ...
13664 (tree_map_base_eq): ... this.
13665 (tree_map_marked_p): Rename to ...
13666 (tree_map_base_marked_p): ... this.
13667 (tree_map_base_hash): New function.
13668 (decl_init_priority_lookup): Rework.
13669 (decl_fini_priority_lookup): New function.
13670 (decl_priority_info): New function.
13671 (decl_init_priority_insert): Use it.
13672 (decl_fini_priority_insert): Likewise.
13673 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
13675 (decl_restrict_base_insert): Likewise.
13676 (decl_debug_expr_insert): Likewise.
13677 (decl_value_expr_lookup): Likewise.
13678 (decl_value_expr_insert): Likewise.
13679 * tree.h (priority_type): New type.
13680 (decl_init_priority_lookup): Use priority_type.
13681 (decl_fini_priority_lookup): New function.
13682 (decl_init_priority_insert): Use priority_type.
13683 (decl_fini_priority_insert): New function.
13684 (DECL_HAS_INIT_PRIORITY): Tweak comments.
13685 (DECL_INIT_PRIORITY): Likewise.
13686 (SET_DECL_INIT_PRIORITY): Add comment.
13687 (DECL_FINI_PRIORITY): New macro.
13688 (SET_DECL_FINI_PRIORITY): Likewise.
13689 (DEFAULT_INIT_PRIORITY): Document.
13690 (MAX_INIT_PRIORITY): Likewise.
13691 (MAX_RESERVED_INIT_PRIORITY): Likewise.
13692 (tree_map_base): New type.
13693 (tree_map_base_eq): New function.
13694 (tree_map_base_hash): Likewise.
13695 (tree_map_base_marked_p): Likewise.
13696 (tree_map): Inherit from tree_map_base.
13697 (tree_map_eq): Make it a macro.
13698 (tree_map_marked_p): Likewise.
13699 (tree_int_map): Inherit from tree_map_base.
13700 (tree_int_map_eq): Make it a macro.
13701 (tree_int_map_hash): Likewise.
13702 (tree_int_map_marked_p): Likewise.
13703 (tree_priority_map): New type.
13704 (tree_priority_map_eq): New macro.
13705 (tree_priority_map_hash): Likewise.
13706 (tree_priority_map_marked_p): Likewise.
13707 * varasm.c (emults_decl): Adjust for refactoring of tree_map
13709 (emutls_common_1): Likewise.
13710 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
13711 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
13712 of tree_map hierarchy.
13713 * tree-cfg.c (move_stmt_r): Likewise.
13714 (new_label_mapper): Likewise.
13715 * c-tree.h (c_expand_body): Move to ...
13716 * c-common.h (c_expand_body): ... here.
13717 * c-decl.c (c_expand_body): Move to ...
13718 * c-common.c (c_expand_body): ... here.
13719 (c_common_attribute_table): Allow 1 argument for the constructor
13720 and destructor attributes.
13721 (get_priority): New function.
13722 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
13723 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
13725 2007-02-24 Jan Hubicka <jh@suse.cz>
13727 PR middle-end/30509
13728 * tree-inline.c (copy_bb): Produce exact copy of EH info when
13729 copying for inlining.
13731 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
13732 Jan Hubicka <jh@suse.cz>
13735 * i386.c (counter_mode): New function.
13736 (expand_set_or_movmem_via_loop): Use it.
13737 (expand_movmem_epilogue): Likewise; fix pasto.
13738 (ix86_expand_movmem): Do emit guard even for constant counts.
13739 (ix86_expand_setmem): Likewise.
13741 2007-02-25 Nick Clifton <nickc@redhat.com>
13743 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
13744 (JUMP_TABLES_IN_TEXT_SECTION): Define.
13746 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
13749 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
13750 count argument with 0x10, not with 0x16.
13751 (expand_setmem_epilogue): Ditto.
13753 2007-02-24 Mike Stump <mrs@apple.com>
13755 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
13758 2007-02-24 Richard Guenther <rguenther@suse.de>
13760 PR middle-end/30951
13761 * fold-const.c (fold_binary): Fold x +- CST op x for
13762 EQ_EXPR and NE_EXPR.
13764 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13766 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
13768 2007-02-24 Jan Hubicka <jh@suse.cz>
13770 * cgraphunit.c (decide_is_function_needed): Honor
13771 -fkeep-inline-functions.
13773 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13775 * builtins.c (fold_builtin_modf): New.
13776 (fold_builtin_2): Use it.
13778 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
13780 * loop-iv.c (implies_p): Detect additional cases where A implies B.
13781 (determine_max_iter): Take additional LOOP arg; all callers changed.
13782 Lose broken logic dealing with PLUS. Try to limit the upper bound by
13783 one using simplifications.
13784 (simplify_using_initial_values): Return if the expression becomes
13785 invalid due to altered regs.
13787 2007-02-23 DJ Delorie <dj@redhat.com>
13789 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
13791 2007-02-23 Mike Stump <mrs@apple.com>
13793 * tlink.c (scan_linker_output): Parse linker messages from
13794 darwin9's linker better.
13796 2007-02-23 Steve Ellcey <sje@cup.hp.com>
13799 * varpool.c (varpool_assemble_pending_decls): Set
13800 varpool_last_needed_node to null.
13802 2007-02-23 DJ Delorie <dj@redhat.com>
13804 * config/i386/i386.c (ix86_data_alignment): Don't specify an
13805 alignment bigger than the object file can handle.
13807 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
13810 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
13811 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
13812 (*movsf_1): Penalize MMX moves.
13814 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
13816 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
13817 2^32-1 or more times unless flag_unsafe_loop_optimizations.
13819 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
13821 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13823 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
13824 (fold_builtin_1): Use them.
13825 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13826 BUILT_IN_SIGNIFICAND.
13828 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
13830 * config/i386/i386.c (bdesc_1arg): Initialize
13831 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
13832 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13833 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
13834 and IX86_BUILTIN_MOVSLDUP.
13836 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
13838 PR rtl-optimization/30841
13839 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
13841 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13843 * builtins.c (fold_builtin_frexp): New.
13844 (fold_builtin_2): Use it.
13846 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13848 * doc/invoke.texi (Spec Files): Document getenv spec function.
13850 * gcc.c (getenv_spec_function): New function.
13851 (static_spec_functions): Add it.
13852 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13853 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13856 2007-02-22 Michael Matz <matz@suse.de
13859 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13860 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13862 2007-02-22 Ian Lance Taylor <iant@google.com>
13865 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13866 (mem_loc_descriptor): Call it.
13868 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13869 Ira Rosen <irar@il.ibm.com>
13871 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13873 2007-02-22 Ira Rosen <irar@il.ibm.com>
13875 PR tree-optimization/30843
13876 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13877 stores only after all the group is vectorized.
13879 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13881 PR tree-optimization/30858
13882 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13883 in the reduction cycle have a single use in the loop.
13884 * tree-vectorizer.h (relevant): Add documentation.
13886 2007-02-20 Mike Stump <mrs@apple.com>
13888 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13889 * configure: Regenerate.
13891 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13893 Change the defaults of some parameters and options.
13894 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13895 * config/spu/spu.c (spu_optimization_options): Add.
13896 (spu_override_options): Change params in spu_optimization_options.
13897 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13899 Register 127 is only 16 byte aligned when used as a frame pointer.
13900 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13901 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13902 HARD_FRAME_POINTER_REGNUM.
13903 (spu_legitimate_address): Use regno_aligned_for_reload.
13904 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13905 aligned when frame_pointer_needed is true.
13906 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13908 * config/spu/spu.h (INIT_EXPANDERS): Define.
13910 Make sure shift and rotate instructions have valid immediate operands.
13911 * config/spu/predicates.md (spu_shift_operand): Remove.
13912 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13913 * config/spu/constraints.md (W, O): Extend range.
13914 * config/spu/spu.md (umask, nmask): Define.
13915 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13916 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13917 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13918 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13919 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13920 (lshr<mode>3_reg): Fix rtl description.
13922 Make sure mulhisi immediate operands are valid.
13923 * config/spu/predicates.md (imm_K_operand): Add.
13924 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13926 Generate constants using fsmbi and andi.
13927 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13928 (print_operand, spu_split_immediate, classify_immediate,
13929 fsmbi_const_p): Handle IC_FSMBI2.
13931 Correctly handle a CONST_VECTOR containing symbols.
13932 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13933 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13934 (immediate_load_p): Allow symbols that use 2 instructions to create.
13935 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13936 with symbols when flag_pic is set.
13937 (const_vector_immediate_p): New.
13938 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13939 accept a CONST_VECTOR with symbols.
13940 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13941 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13943 * config/spu/spu.md (high, low): Delete.
13944 (low_<mode>): Define.
13946 Remove INTRmode and INTR_REGNUM, which didn't work.
13947 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13949 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13950 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13951 peephole2 pattern): Don't use INTR or 131.
13952 (movintrcc): Delete.
13953 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13954 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13955 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13956 (UNSPEC_SET_INTR): Add.
13957 * config/spu/spu-modes.def (INTR): Remove.
13959 More accurate warnings about run-time relocations.
13960 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13962 Correctly warn about immediate arguments to specific intrinsics.
13963 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13964 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13965 the instruction predicate.
13967 Fix tree check errors with latest update.
13968 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13970 (spu_expand_builtin): Use CALL_EXPR_FN.
13972 Add missing specific intrinsics.
13973 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13975 * config/spu/spu_internals.h: Ditto.
13977 Fix incorrect operand modifiers.
13978 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13979 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13981 Optimize one case of zero_extend of a vec_select.
13982 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13984 Accept any immediate for hbr.
13985 * config/spu/spu.md (hbr): Change s constraints to i.
13987 2007-02-21 Paul Brook <paul@codesourcery.com>
13989 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13990 condexec_count when skipping USE and CLOBBER.
13992 2007-02-21 Nick Clifton <nickc@redhat.com>
13994 * common.opt (Warray-bounds): Add Warning attribute.
13995 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13997 (fsized-zeroes): Add Optimization attribute.
13998 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13999 * c.opt (Wc++0x-compat): Add Warning attribute.
14001 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
14003 PR middle-end/30761
14004 * reload1.c (eliminate_regs_in_insn): In the single_set special
14005 case, attempt to re-recognize the insn before falling back to
14006 having reload fix it up.
14008 2007-02-20 Eric Christopher <echristo@gmail.com>
14010 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
14011 Rewrite accordingly.
14012 (frv_read_iacc_argument): Ditto.
14013 (frv_expand_set_builtin): Take a call instead of arglist, update for
14015 (frv_expand_unop_builtin): Ditto.
14016 (frv_expand_binop_builtin): Ditto.
14017 (frv_expand_cut_builtin): Ditto.
14018 (frv_expand_binopimm_builtin): Ditto.
14019 (frv_expand_voidbinop_builtin): Ditto.
14020 (frv_expand_int_void2arg): Ditto.
14021 (frv_expand_prefetches): Ditto.
14022 (frv_expand_voidtriop_builtin): Ditto.
14023 (frv_expand_voidaccop_builtin): Ditto.
14024 (frv_expand_load_builtin): Ditto.
14025 (frv_expand_store_builtin): Ditto.
14026 (frv_expand_mdpackh_builtin): Ditto.
14027 (frv_expand_mclracc_builtin): Ditto.
14028 (frv_expand_mrdacc_builtin): Ditto.
14029 (frv_expand_mwtacc_builtin): Ditto.
14030 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
14033 2007-02-20 Janis Johnson <janis187@us.ibm.com>
14035 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
14036 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
14038 (HAVE_GAS_DFP): Check for assembler support of decimal floating
14039 point instructions.
14040 * configure: Regenerate.
14041 * config.in: Regenerate.
14042 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
14043 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
14044 masks to power6 and power6x and to POWERPC_MASKS.
14045 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14047 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
14048 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
14049 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14050 Access PROTOTYPE as variable, not mask.
14052 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14054 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
14055 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
14056 * combine.c (adjust_for_new_dest): Use it.
14057 * postreload.c (reload_combine): Likewise.
14059 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
14061 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
14062 notes on an insn with multiple sets, even if single_set returns
14063 non-NULL for that insn.
14065 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14067 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
14068 scalbn and scalbln.
14070 2007-02-20 Geoffrey Keating <geoffk@apple.com>
14072 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
14073 if user didn't pass it.
14074 * config/i386/darwin.h (CC1_SPEC): Likewise.
14075 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
14076 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
14077 -mmacosx-version-min.
14079 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14080 Uros Bizjak <ubizjak@gmail.com>
14082 * optabs.h (enum optab_index): Add new OTI_scalb.
14083 (scalb_optab): Define corresponding macro.
14084 * optabs.c (init_optabs): Initialize scalb_optab.
14085 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
14087 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
14088 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
14089 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
14090 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
14091 flag_unsafe_math_optimizations is set.
14093 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
14094 to implement scalbf, scalb and scalbl built-ins as inline x87
14097 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14098 DJ Delorie <dj@redhat.com>
14101 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
14102 (diagnostic_report_diagnostic): ... here, and turn them into real
14103 errors. If warnings are inhibited, no need to do anything.
14105 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
14107 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
14108 better code generation.
14110 2007-02-20 Ben Elliston <bje@au.ibm.com>
14112 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
14114 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
14116 * config/alpha/alpha.c, config/alpha/alpha.md,
14117 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
14118 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
14119 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
14120 config/arm/lib1funcs.asm: Follow spelling conventions.
14122 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
14123 config/fr30/fr30.md, config/i386/i386.h,
14124 config/iq2000/iq2000.h, config/iq2000/predicates.md,
14125 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
14126 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
14127 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
14128 config/rs6000/altivec.md, config/rs6000/rs6000.c,
14129 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
14130 config/sparc/sparc.c, config/sparc/sparc.h,
14131 config/sparc/sparc.md, config/spu/constraints.md,
14132 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
14135 2007-02-20 Alan Modra <amodra@bigpond.net.au>
14138 * varasm.c (use_blocks_for_decl_p): Return false for decls with
14141 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14143 * doc/invoke.texi (-ftree-lrs): Remove.
14145 2007-02-19 Diego Novillo <dnovillo@redhat.com>
14147 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
14150 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
14152 * config/ia64/ia64.c (ia64_expand_builtin): Use the
14153 new CALL_EXPR_FN macro for retrieving the function
14154 declaration of the input expression.
14156 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14158 * c.opt (Waddress): New.
14159 * common.opt (Walways-true): Delete.
14160 (Wstring-literal-comparison): Delete.
14161 * doc/invoke.texi (Warning Options): Delete -Walways-true and
14162 -Wstring-literal-comparison. Add -Waddress.
14164 (Walways-true): Delete.
14165 (Wstring-literal-comparison): Delete.
14166 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
14167 consistently instead of -Walways-true in example.
14168 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
14169 * c-typeck.c (parser_build_binary_op): Replace
14170 -Wstring-literal-comparison and -Walways-true with -Waddress.
14171 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
14174 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14176 * tree-cfg.c (dump_function_to_file): Be prepared for functions
14177 without DECL_STRUCT_FUNCTION initialized.
14179 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
14181 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
14182 due to calls to functions taking pointers as parameters.
14184 2007-02-19 Richard Henderson <rth@redhat.com>
14187 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
14190 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
14192 * config/s390/s390.c (s390_call_saved_register_used,
14193 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
14194 accessed to the new scheme.
14196 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14198 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
14199 (cris_print_index, cris_print_operand, cris_print_operand_address)
14200 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
14201 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
14202 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
14203 GET_CODE () == xxx.
14204 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
14205 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
14206 GO_IF_LEGITIMATE_ADDRESS): Ditto.
14207 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
14208 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
14209 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
14210 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
14211 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
14212 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
14213 (uminsi3, call, call_value): Ditto.
14214 (define_split: indir_to_reg_split, unnamed): Ditto.
14216 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
14218 PR tree-optimization/30975
14219 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
14222 2007-02-18 Eric Christopher <echristo@gmail.com>
14224 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
14225 Remove use of arglist.
14226 (mips_expand_builtin): Remove use of arglist, pass in expr.
14227 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
14228 (mips_expand_builtin_movtf): Ditto.
14229 (mips_expand_builtin_compare): Ditto.
14231 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14233 * tree-sra.c (sra_build_assignment): Replace assertion
14234 checking with a comment explaining why it can't be done.
14236 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
14238 PR middle-end/30833
14239 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
14240 during CALL_EXPR representation conversion.
14241 * tree-ssa-propagate.c (set_rhs): Likewise.
14243 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
14245 * tree-sra.c (sra_build_assignment): Disable assertion checking
14248 2007-02-18 Roger Sayle <roger@eyesopen.com>
14250 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
14251 instead of calling build2 with a GIMPLE_MODIFY_STMT.
14252 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
14254 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
14255 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
14256 gimplify_init_ctor_eval_range, gimple_push_cleanup,
14257 gimplify_omp_for, gimplify_omp_atomic_pipeline,
14258 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
14259 force_gimple_operand): Likewise.
14260 * ipa-cp.c (constant_val_insert): Likewise.
14261 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
14262 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
14263 perfect_nestify): Likewise.
14264 * langhooks.c (lhd_omp_assignment): Likewise.
14265 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
14266 lower_copyprivate_clauses, lower_send_clauses,
14267 lower_send_shared_vars, expand_parallel_call,
14268 expand_omp_for_generic, expand_omp_for_static_nochunk,
14269 expand_omp_for_static_chunk, expand_omp_sections,
14270 lower_omp_single_copy, lower_omp_for_lastprivate,
14271 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
14272 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14273 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
14276 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
14278 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
14279 config/sh/sh.md: Follow spelling conventions.
14281 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
14282 config/frv/predicates.md: Follow spelling conventions.
14284 * config/m68k/linux-unwind.h: Fix a comment typo.
14285 * target.h: Follow spelling conventions.
14287 2007-02-18 Roger Sayle <roger@eyesopen.com>
14289 PR rtl-optimization/28173
14290 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
14291 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
14292 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
14293 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
14294 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
14296 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14298 * builtins.c (fold_builtin_load_exponent): New.
14299 (fold_builtin_2): Use it.
14301 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
14303 PR rtl-optimization/30773
14304 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
14305 if we fail to attach a REG_EQUIV note.
14307 2007-02-18 David Edelsohn <edelsohn@gnu.org>
14308 Roger Sayle <roger@eyesopen.com>
14310 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
14312 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
14314 * calls.c (initialize_argument_information): Pass original EXP
14315 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
14316 code to split complex arguments here, as part of initializing the
14318 (expand_call): Remove code that builds a list of arguments and
14319 inserts implicit arguments into it. Instead, just count how many
14320 implicit arguments there will be so we can determine the size of
14321 the ARGS array, and let initialize_argument_information do the work.
14322 (split_complex_values): Delete unused function.
14324 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
14326 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
14328 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
14330 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
14331 for arg pointer based indexed addressing.
14333 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
14335 * config/ia64/ia64.h, config/ia64/ia64.md,
14336 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
14337 spelling conventions.
14339 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14341 * config/m68k/m68k.c (split_di): New.
14342 * config/m68k/m68k-protos.h: Declare split_di.
14343 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
14344 Improve predicate handling and split constant shifts.
14346 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14348 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
14349 parameter for register bitfield operations, general predicates
14352 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14354 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
14355 * config/m68k/linux-unwind.h: New file.
14357 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
14359 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
14360 config/i386/athlon.md, config/ia64/ia64.md,
14361 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
14362 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
14363 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
14364 tree-ssa-loop-niter.c, tree-vect-analyze.c,
14365 tree-vect-transform.c: Fix comment typos.
14367 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
14369 * sched-deps.c (find_insn_list): Remove.
14370 * sched-int.h: Remove the prototype for find_insn_list.
14372 2007-02-16 Geoffrey Keating <geoffk@apple.com>
14374 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
14376 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
14377 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
14378 darwin_rs6000_override_options.
14379 (C_COMMON_OVERRIDE_OPTIONS): Expect
14380 darwin_macosx_version_min to be non-NULL always.
14381 (TARGET_C99_FUNCTIONS): Likewise.
14382 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
14383 (DARWIN_MINVERSION_SPEC): New.
14384 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
14385 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
14387 (DARWIN_MINVERSION_SPEC): New.
14388 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
14390 * config/darwin-c.c (darwin_cpp_builtins): Expect
14391 darwin_macosx_version_min to be non-NULL always.
14393 * config/rs6000/rs6000.c: Clean up trailing whitespace.
14395 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
14397 * config/i386/i386.h (x86_use_xchgb): New.
14398 (TARGET_USE_XCHGB): New macro.
14399 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
14400 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
14401 Split after reload into bswaphi for shifts of 8.
14402 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
14403 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
14404 or when optimizing for size.
14406 2007-02-16 Richard Guenther <rguenther@suse.de>
14407 Christian Bruel <christian.bruel@st.com>
14409 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
14410 DECLs but prefer SSA_NAMEs over DECLs.
14412 2007-02-16 Richard Guenther <rguenther@suse.de>
14414 * tree-flow-inline.h (single_imm_use_p): Remove.
14415 (zero_imm_uses_p): Likewise.
14416 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
14417 instead of single_imm_use_p.
14418 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
14421 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14424 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
14425 nested double- and backquotes.
14427 2007-02-15 Roger Sayle <roger@eyesopen.com>
14429 PR middle-end/30391
14430 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
14431 should be unreachable.
14432 (build2_stat): Allow construction of MODIFY_EXPR at any time.
14433 For the time being redirect GIMPLE_MODIFY_STMT to the new
14434 (renamed) build_gimple_modify_stmt_stat.
14435 (build2_gimple_stat): Rename to...
14436 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
14437 Always build a GIMPLE_MODIFY_STMT node.
14438 * tree.h (build2_gimple, build2_gimple_stat): Delete.
14439 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
14442 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
14443 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
14444 * tree-complex.c (set_component_ssa_name, expand_complex_move,
14445 expand_complex_div_wide): Likewise.
14446 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
14447 * tree-ssa-loop-im.c (schedule_sm): Likewise.
14448 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
14449 * tree-ssa-loop-manip.c (create_iv): Likewise.
14450 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
14451 abs_replacement): Likewise.
14452 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
14453 realify_fake_stores): Likewise.
14455 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
14456 node rather than a GIMPLE_MODIFY_STMT node.
14457 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
14458 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
14460 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
14461 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
14462 GIMPLE_MODIFY_STMT.
14464 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14466 PR middle-end/30433
14467 * fold-const.c (fold_comparison): Add back the
14468 folding of constant complex comparisions.
14470 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14472 PR middle-end/30729
14473 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
14474 effects unknown to this function, return early.
14476 2007-02-15 Ian Lance Taylor <iant@google.com>
14478 * lower-subreg.c (move_eh_region_note): New static function.
14479 (resolve_simple_move): Call it.
14480 (decompose_multiword_subregs): Track blocks for which we resolve a
14481 simple move which is also a control flow insn. Pass them to
14482 find_many_sub_basic_blocks.
14483 (pass_lower_subreg): Add TODO_verify_flow.
14484 (pass_lower_subreg2): Likewise.
14486 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14487 Brooks Moses <brooks.moses@codesourcery.com>
14488 Lee Millward <lee.millward@codesourcery.com>
14490 * tree.h (enum tree_code_class): Add tcc_vl_exp.
14491 (VL_EXP_CLASS_P): New.
14492 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
14494 (TREE_OPERAND_CHECK_CODE): Likewise.
14495 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
14496 (TREE_RTL_OPERAND_CHECK): Likewise.
14497 (tree_operand_check_failed): Make second parameter the whole tree
14498 instead of its code. Fixed callers.
14499 (VL_EXP_CHECK): New.
14500 (TREE_OPERAND_LENGTH): New.
14501 (VL_EXP_OPERAND_LENGTH): New.
14502 (CALL_EXPR_FN): New.
14503 (CALL_EXPR_STATIC_CHAIN): New.
14504 (CALL_EXPR_ARGS): New.
14505 (CALL_EXPR_ARG): New.
14506 (call_expr_nargs): New.
14507 (CALL_EXPR_ARGP): New.
14508 (build_nt_call_list): Declare.
14509 (build_vl_exp_stat): Declare.
14510 (build_vl_exp): New.
14511 (build_call_list): Declare.
14512 (build_call_nary): Declare.
14513 (build_call_valist): Declare.
14514 (build_call_array): Declare.
14515 (call_expr_arg): Declare.
14516 (call_expr_argp): Declare.
14517 (call_expr_arglist): Declare.
14518 (fold_build_call_list): Declare.
14519 (fold_build_call_list_initializer): Declare.
14520 (fold_call_expr): Declare to replace fold_builtin.
14521 (fold_builtin_fputs): Update to agree with modified definition.
14522 (fold_builtin_strcpy): Likewise.
14523 (fold_builtin_strncpy): Likewise.
14524 (fold_builtin_memory_chk): Likewise.
14525 (fold_builtin_stxcpy_chk): Likewise.
14526 (fold_builtin_strncpy_chk): Likewise.
14527 (fold_builtin_next_arg): Likewise.
14528 (fold_build_call_expr): Declare.
14529 (fold_builtin_call_list): Declare.
14530 (fold_builtin_call_valist): Declare.
14531 (build_call_expr): Declare.
14532 (validate_arglist): Update to agree with modified definition.
14533 (tree_operand_length): New.
14534 (call_expr_arg_iterator): New.
14535 (init_call_expr_arg_iterator): New.
14536 (next_call_expr_arg): New.
14537 (first_call_expr_arg): New.
14538 (more_call_expr_args_p): New.
14539 (FOR_EACH_CALL_EXPR_ARG): New.
14541 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
14542 and tcc_gimple_stmt.
14543 (tree_code_size): Update documentation. Use sizeof (tree) rather
14544 than sizeof (char *).
14545 (tree_size): Likewise. Add case for tcc_vl_exp.
14546 (tree_node_structure): Add case for tcc_vl_exp.
14547 (contains_placeholder_p): Likewise.
14548 (substitute_in_expr): Likewise.
14549 (substitute_placeholder_in_expr): Likewise.
14550 (stabilize_reference_1): Likewise.
14551 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
14552 to diagnose breakage of this interface for constructing CALL_EXPRs.
14553 (build_nt): Add similar assertion here.
14554 (build_nt_call_list): New.
14555 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
14556 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
14558 (get_callee_fndecl): Use new CALL_EXPR accessors.
14559 (tree_operand_check_failed): Change parameters to pass entire node
14560 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
14561 (process_call_operands): New.
14562 (build_vl_exp_stat): New.
14563 (build_call_list): New.
14564 (build_call_nary): New.
14565 (build_call_valist): New.
14566 (build_call_array): New.
14567 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14568 (call_expr_arglist): New.
14570 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
14571 tcc_vl_exp instead of a fixed-size tcc_expression.
14573 * doc/c-tree.texi (CALL_EXPR): Document new representation and
14574 accessors for CALL_EXPRs.
14575 (AGGR_INIT_EXPR): Likewise.
14577 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14578 Brooks Moses <brooks.moses@codesourcery.com>
14579 Lee Millward <lee.millward@codesourcery.com>
14581 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
14582 (expand_builtin_nonlocal_goto): Change parameter to be entire
14583 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
14584 (expand_builtin_prefetch): Likewise.
14585 (expand_builtin_classify_type): Likewise.
14586 (mathfn_built_in): Return NULL_TREE instead of 0.
14587 (expand_errno_check): Use new CALL_EXPR accessors.
14588 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
14589 Return NULL_RTX instead of 0.
14590 (expand_builtin_mathfn_2): Likewise.
14591 (expand_builtin_mathfn_3): Likewise.
14592 (expand_builtin_interclass_mathfn): Likewise.
14593 (expand_builtin_sincos): Likewise.
14594 (expand_builtin_cexpi): Likewise.
14595 (expand_builtin_int_roundingfn): Likewise.
14596 (expand_builtin_int_roundingfn_2): Likewise.
14597 (expand_builtin_pow): Likewise.
14598 (expand_builtin_powi): Likewise.
14599 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
14600 of arglist, fixing callers appropriately. Use new CALL_EXPR
14601 accessors and constructors. Return NULL_RTX instead of 0.
14602 (expand_builtin_strstr): Likewise.
14603 (expand_builtin_strchr): Likewise.
14604 (expand_builtin_strrchr): Likewise.
14605 (expand_builtin_strpbrk): Likewise.
14606 (expand_builtin_memcpy): Likewise.
14607 (expand_builtin_mempcpy): Likewise.
14608 (expand_builtin_mempcpy_args): New.
14609 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
14610 (expand_builtin_memmove_args): New.
14611 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
14612 (expand_movstr): Likewise.
14613 (expand_builtin_strcpy): Likewise.
14614 (expand_builtin_strcpy_args): New.
14615 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
14616 (expand_builtin_strncpy): Likewise.
14617 (expand_builtin_memset): Likewise.
14618 (expand_builtin_memset_args): New.
14619 (expand_builtin_bzero): Similarly to expand_builtin_memset.
14620 (expand_builtin_memcmp): Likewise.
14621 (expand_builtin_strcmp): Likewise.
14622 (expand_builtin_strncmp): Likewise.
14623 (expand_builtin_strcat): Likewise.
14624 (expand_builtin_strncat): Likewise.
14625 (expand_builtin_strspn): Likewise.
14626 (expand_builtin_strcspn): Likewise.
14627 (expand_builtin_args_info): Likewise.
14628 (expand_builtin_va_start): Likewise.
14629 (gimplify_va_arg_expr): Likewise.
14630 (expand_builtin_va_end): Likewise.
14631 (expand_builtin_va_copy): Likewise.
14632 (expand_builtin_frame_address): Likewise.
14633 (expand_builtin_alloca): Likewise.
14634 (expand_builtin_bswap): Likewise.
14635 (expand_builtin_unop): Likewise.
14636 (expand_builtin_fputs): Likewise.
14637 (expand_builtin_expect): Likewise.
14638 (expand_builtin_fabs): Likewise.
14639 (expand_builtin_copysign): Likewise.
14640 (expand_builtin_printf): Likewise.
14641 (expand_builtin_fprintf): Likewise.
14642 (expand_builtin_sprintf): Likewise.
14643 (expand_builtin_init_trampoline): Likewise.
14644 (expand_builtin_signbit): Likewise.
14645 (expand_builtin_fork_or_exec): Likewise.
14646 (expand_builtin_sync_operation): Likewise.
14647 (expand_builtin_compare_and_swap): Likewise.
14648 (expand_builtin_lock_test_and_set): Likewise.
14649 (expand_builtin_lock_release): Likewise.
14650 (expand_builtin): Likewise.
14651 (builtin_mathfn_code): Likewise.
14653 (fold_builtin_constant_p): Pass call arguments individually instead
14654 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14655 accessors and constructors. Return NULL_TREE instead of 0.
14656 (fold_builtin_expect): Likewise.
14657 (fold_builtin_classify_type): Likewise.
14658 (fold_builtin_strlen): Likewise.
14659 (fold_builtin_nan): Likewise.
14660 (integer_valued_real_p): Likewise.
14661 (fold_trunc_transparent_mathfn): Likewise.
14662 (fold_fixed_mathfn): Likewise.
14663 (fold_builtin_cabs): Likewise.
14664 (fold_builtin_sqrt): Likewise.
14665 (fold_builtin_cbrt): Likewise.
14666 (fold_builtin_cos): Likewise.
14667 (fold_builtin_cosh): Likewise.
14668 (fold_builtin_tan): Likewise.
14669 (fold_builtin_sincos): Likewise.
14670 (fold_builtin_cexp): Likewise.
14671 (fold_builtin_trunc): Likewise.
14672 (fold_builtin_floor): Likewise.
14673 (fold_builtin_ceil): Likewise.
14674 (fold_builtin_round): Likewise.
14675 (fold_builtin_int_roundingfn): Likewise.
14676 (fold_builtin_bitop): Likewise.
14677 (fold_builtin_bswap): Likewise.
14678 (fold_builtin_logarithm): Likewise.
14679 (fold_builtin_hypot): Likewise.
14680 (fold_builtin_pow): Likewise.
14681 (fold_builtin_powi): Likewise.
14682 (fold_builtin_exponent): Likewise.
14683 (fold_builtin_memset): Likewise.
14684 (fold_builtin_bzero): Likewise.
14685 (fold_builtin_memory_op): Likewise.
14686 (fold_builtin_bcopy): Deleted; call site changed to invoke
14687 fold_builtin_memory_op directly.
14688 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
14689 (fold_builtin_strncpy): Likewise.
14690 (fold_builtin_memcmp): Likewise.
14691 (fold_builtin_strcmp): Likewise.
14692 (fold_builtin_strncmp): Likewise.
14693 (fold_builtin_signbit): Likewise.
14694 (fold_builtin_copysign): Likewise.
14695 (fold_builtin_isascii): Likewise.
14696 (fold_builtin_toascii): Likewise.
14697 (fold_builtin_isdigit): Likewise.
14698 (fold_builtin_fabs): Likewise.
14699 (fold_builtin_abs): Likewise.
14700 (fold_builtin_fmin_fmax): Likewise.
14701 (fold_builtin_carg): Likewise.
14702 (fold_builtin_classify): Likewise.
14703 (fold_builtin_unordered_cmp): Likewise.
14705 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
14706 New functions split out from fold_builtin_1.
14707 (fold_builtin_n): New.
14708 (fold_builtin_varargs): New.
14709 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
14711 (fold_call_expr): New.
14712 (build_function_call_expr): Rewrite to use new helper function.
14713 (fold_builtin_call_list): New.
14714 (build_call_expr): New.
14715 (fold_builtin_call_valist): New.
14716 (rewrite_call_expr): New.
14717 (validate_arg): New.
14718 (validate_arglist): Change parameter to be entire CALL_EXPR instead
14719 of an arglist. Change return type to bool. Use new CALL_EXPR
14722 (fold_builtin_strstr): Pass call arguments individually instead
14723 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14724 accessors and constructors. Return NULL_TREE instead of 0.
14725 (fold_builtin_strchr): Likewise.
14726 (fold_builtin_strrchr): Likewise.
14727 (fold_builtin_strpbrk): Likewise.
14728 (fold_builtin_strcat): Likewise.
14729 (fold_builtin_strncat): Likewise.
14730 (fold_builtin_strspn): Likewise.
14731 (fold_builtin_strcspn): Likewise.
14732 (fold_builtin_fputs): Likewise.
14733 (fold_builtin_next_arg): Likewise.
14734 (fold_builtin_sprintf): Likewise.
14736 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
14737 NULL_RTX instead of 0.
14738 (expand_builtin_memory_chk): Likewise.
14739 (maybe_emit_chk_warning): Likewise.
14740 (maybe_emit_sprintf_chk_warning): Likewise.
14742 (fold_builtin_object_size): Pass call arguments individually instead
14743 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14744 accessors and constructors. Return NULL_TREE instead of 0.
14745 (fold_builtin_memory_chk): Likewise.
14746 (fold_builtin_stxcpy_chk): Likewise.
14747 (fold_builtin_strncpy_chk): Likewise.
14748 (fold_builtin_strcat_chk): Likewise.
14749 (fold_builtin_strcat_chk): Likewise.
14750 (fold_builtin_strncat_chk): Likewise.
14751 (fold_builtin_sprintf_chk): Likewise.
14752 (fold_builtin_snprintf_chk): Likewise.
14753 (fold_builtin_printf): Likewise.
14754 (fold_builtin_vprintf): Likewise.
14756 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
14758 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
14759 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14760 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
14761 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
14762 (fold_unary): Likewise.
14763 (fold_binary): Likewise.
14764 (fold_ternary): Remove CALL_EXPR case, since they are no longer
14765 ternary expressions.
14766 (fold): Add logic for tcc_vl_exp.
14767 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
14768 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14769 (fold_build3_stat): Add assertion to flag broken interface for
14770 constructing CALL_EXPRs.
14771 (fold_build_call_list): New.
14772 (fold_build_call_list_initializer): New.
14773 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
14775 (fold_strip_sign_ops): Likewise.
14777 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14778 Brooks Moses <brooks.moses@codesourcery.com>
14779 Lee Millward <lee.millward@codesourcery.com>
14781 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
14782 accessors and dump arguments explicitly.
14784 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
14786 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
14788 (print_call_name): Use new CALL_EXPR accessors.
14790 * print-tree.c (print_node): Add case tcc_vl_exp. Print
14791 CALL_EXPR arguments explicitly instead of as a list. Use
14792 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14794 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
14795 (vrp_visit_stmt): Likewise.
14797 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
14798 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
14800 (force_move_till_expr): Likewise.
14802 * targhooks.c (default_external_stack_protect_fail): Use
14803 build_call_expr instead of build_function_call_expr.
14804 (default_hidden_stack_protect_fail): Likewise.
14806 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
14809 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
14810 and walk arguments explicitly.
14812 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
14813 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14814 (expand_simple_operations): Likewise.
14815 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
14817 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
14818 of TREE_CODE_LENGTH.
14819 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
14821 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
14822 instead of TREE_CODE_LENGTH.
14824 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
14825 (tree_ic_transform): Likewise.
14826 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
14827 parameter instead of arglist. Fix callers.
14828 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
14829 (tree_stringops_transform): Likewise.
14830 (tree_indirect_call_to_profile): Likewise.
14831 (tree_stringops_values_to_profile): Likewise.
14833 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
14834 (eliminate_tail_call): Likewise.
14836 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
14838 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14839 Use TREE_OPERAND_LENGTH and generalize to handle any number of
14841 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
14843 * omp-low.c (build_omp_barrier): Use build_call_expr.
14844 (lower_rec_input_clauses): Likewise.
14845 (lower_reduction_clauses): Likewise.
14846 (expand_parallel_call): Likewise.
14847 (maybe_catch_exception): Likewise.
14848 (expand_omp_for_generic): Likewise.
14849 (expand_omp_for_static_nochunk): Likewise.
14850 (expand_omp_sections): Likewise.
14851 (lower_omp_single_simple): Likewise.
14852 (lower_omp_single_copy): Likewise.
14853 (lower_omp_master): Likewise.
14854 (lower_omp_ordered): Likewise.
14855 (lower_omp_critical): Likewise.
14857 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14858 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14860 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14861 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14862 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14864 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14865 and generalize to handle any number of operands.
14866 (chrec_contains_undetermined): Likewise.
14867 (tree_contains_chrecs): Likewise.
14868 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14870 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14872 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14873 fold_call_expr instead of fold_builtin.
14874 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14875 match declarations there.
14876 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14879 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14880 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14882 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14883 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14885 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14888 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14889 (execute_cse_sincos): Use new CALL_EXPR accessors.
14891 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14893 * gimple-low.c (lower_function_body): Use build_call_expr.
14894 (lower_builtin_setjmp): Likewise.
14896 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14897 (set_storage_via_libcall): Likewise.
14898 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14899 instead of TREE_CODE_LENGTH.
14900 (expand_expr_real_1): Use new CALL_EXPR accessors.
14902 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14903 generalize to handle any number of operands.
14904 (TB_parent_eq): Likewise.
14906 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14907 (strip_builtin_expect): Likewise.
14909 * function.c (gimplify_parameters): Use build_call_expr.
14911 * tree-vectorizer.c (vect_is_simple_reduction): Use
14912 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14914 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14915 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14917 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14920 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14921 (gimplify_decl_expr): Likewise.
14922 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14923 Use new CALL_EXPR iterators.
14924 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14925 (gimplify_modify_expr_to_memset): Likewise.
14926 (gimplify_variable_sized_compare): Likewise.
14927 (gimplify_omp_atomic_fetch_op): Likewise.
14928 (gimplify_omp_atomic_pipeline): Likewise.
14929 (gimplify_omp_atomic_mutex): Likewise.
14930 (gimplify_function_tree): Likewise.
14932 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14933 (call_expr_flags): Likewise.
14934 (expand_call): Likewise.
14936 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14937 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14940 * coverage.c (create_coverage): Use build_call_expr.
14942 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14943 (temp_call_expr_obstack): New.
14944 (pool_copy_list): Delete.
14945 (temp_copy_call_expr): New.
14946 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14947 CALL_EXPR accessors. Get rid of special goo for copying argument
14948 lists and use temp_copy_call_expr instead.
14949 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14950 CALL_EXPR accessors.
14951 (create_expression_by_pieces): Likewise. Use build_call_array
14952 to construct the result instead of fold_build3.
14953 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14954 dealing with argument lists.
14955 (init_pre): Remove references to expression_node_pool and
14956 list_node_pool. Init temp_call_expr_obstack instead.
14957 (fini_pre): Remove references to expression_node_pool and
14960 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14961 and walk arguments explicitly instead of as a list.
14963 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14964 (mx_register_decls): Likewise.
14965 (mudflap_register_call): Likewise.
14966 (mudflap_finish_file): Likewise.
14968 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14969 (ipa_callsite_compute_param): Likewise.
14971 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14972 accessors and constructor.
14974 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14975 accessors and constructor.
14976 (convert_tramp_reference): Likewise.
14977 (convert_call_expr): Likewise.
14978 (finalize_nesting_tree_1): Likewise.
14980 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14983 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14985 * tree-inline.c (initialize_inlined_parameters): Pass entire
14986 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14988 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14989 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14991 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14992 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14993 (vectorizable_reduction): Likewise.
14994 (vectorizable_call): Use new CALL_EXPR iterators.
14995 (vectorizable_conversion): Use build_call_expr.
14996 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14997 (vect_gen_widened_results_half): Use build_call_expr.
14998 (vect_setup_realignment): Likewise.
14999 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
15001 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
15002 (pass_through_call): Likewise.
15003 (compute_object_sizes): Likewise. Use fold_call_expr instead of
15006 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
15007 (tree_gen_pow2_profiler): Likewise.
15008 (tree_gen_one_value_profiler): Likewise.
15009 (tree_gen_ic_func_profiler): Likewise.
15010 (tree_gen_average_profiler): Likewise.
15011 (tree_gen_ior_profiler): Likewise.
15013 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
15014 (find_func_aliases): Use new CALL_EXPR accessors. Add case
15015 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15017 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
15018 of TREE_CODE_LENGTH.
15020 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
15021 of TREE_CODE_LENGTH.
15023 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
15025 (convert_to_integer): Likewise.
15027 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
15030 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15031 Brooks Moses <brooks.moses@codesourcery.com>
15032 Lee Millward <lee.millward@codesourcery.com>
15034 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
15036 * config/frv/frv.c (frv_expand_builtin): Likewise.
15037 * config/s390/s390.c (s390_expand_builtin): Likewise.
15039 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
15040 (sparc_expand_builtin): Use new CALL_EXPR accessors.
15042 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
15043 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
15044 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
15045 (ix86_expand_store_builtin): Likewise.
15046 (ix86_expand_unop_builtin): Likewise.
15047 (ix86_expand_unop1_builtin): Likewise.
15048 (ix86_expand_sse_compare): Likewise.
15049 (ix86_expand_sse_comi): Likewise.
15050 (ix86_expand_vec_init_builtin): Likewise.
15051 (ix86_expand_vec_ext_builtin): Likewise.
15052 (ix86_expand_vec_set_builtin): Likewise.
15053 (ix86_expand_builtin): Use new CALL_EXPR accessors.
15055 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
15056 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
15058 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
15059 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15060 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
15062 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
15064 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15065 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
15066 arglist. Use new CALL_EXPR accessors. Fix callers.
15067 (altivec_expand_abs_builtin): Likewise.
15068 (rs6000_expand_binop_builtin): Likewise.
15069 (altivec_expand_predicate_builtin): Likewise.
15070 (altivec_expand_lv_builtin): Likewise.
15071 (spe_expand_stv_builtin): Likewise.
15072 (altivec_expand_stv_builtin): Likewise.
15073 (rs6000_expand_ternop_builtin): Likewise.
15074 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
15075 (altivec_expand_st_builtin): Likewise.
15076 (altivec_expand_dst_builtin): Likewise.
15077 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
15078 arglist. Use new CALL_EXPR accessors. Fix callers.
15079 (altivec_expand_vec_set_builtin): Likewise.
15080 (altivec_expand_vec_ext_builtin): Likewise.
15081 (altivec_expand_builtin): Use new CALL_EXPR accessors.
15082 (spe_expand_builtin): Likewise.
15083 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
15084 arglist. Use new CALL_EXPR accessors. Fix callers.
15085 (spe_expand_evsel_builtin): Likewise.
15086 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
15087 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
15089 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
15090 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
15091 (arm_expand_unop_builtin): Likewise.
15092 (arm_expand_builtin): Use new CALL_EXPR accessors.
15094 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
15097 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
15098 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
15100 (bfin_expand_unop_builtin): Likewise.
15101 (bfin_expand_builtin): Use new CALL_EXPR accessors.
15103 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15104 Brooks Moses <brooks.moses@codesourcery.com>
15105 Lee Millward <lee.millward@codesourcery.com>
15107 * c-semantics.c (build_stmt): Add internal diagnostic check.
15109 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
15110 accessors. Print arguments explicitly instead of as a list.
15112 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
15114 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
15115 (c_finish_omp_flish): Likewise.
15117 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
15118 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
15119 instead of TREE_CODE_LENGTH.
15120 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
15121 (c_warn_unused_result): Likewise.
15123 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15126 * doc/invoke.texi (Warning Options): Remove
15127 -Werror-implicit-function-declaration.
15128 (Wimplicit-function-declaration): Update description.
15129 * opts.c (common_handle_option): Move handling of -Werror=* to...
15130 (enable_warning_as_error): ...here.
15131 * opts.h (enable_warning_as_error): Declare.
15132 * c-decl.c (implicit_decl_warning): Unless
15133 -Wno-implicit-function-declaration is given, emit a pedwarn if
15134 -std=c99 or emit a warning if -Wimplicit-function-declaration.
15135 * c.opt (Wimplicit-function-declaration): Replace
15136 mesg_implicit_function_declaration with
15137 warn_implicit_function_declaration.
15138 * c-opts.c (c_common_handle_option):
15139 -Werror-implicit-function-declaration is exactly equal as
15140 -Werror=implicit-function-declaration.
15141 (set_Wimplicit): Replace mesg_implicit_function_declaration with
15142 warn_implicit_function_declaration.
15143 (c_common_post_options): -Wimplict-function-declaration is enabled
15144 by default by -std=c99, otherwise is disabled by default.
15145 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
15147 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15149 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
15150 DECL on the rhs to a DECL on the lhs for debug info purposes if the
15151 former is ignored but not the latter.
15153 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
15155 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
15156 is made and the reference doesn't use the alias set of its type,
15157 do not create the temporary using that type.
15159 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
15161 * jump.c: Remove prototypes for delete_computation and
15162 delete_prior_computation.
15164 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15166 * jump.c (get_label_after): Delete.
15167 (get_label_before, delete_computation, delete_jump,
15168 delete_prior_computation, follow_jumps): Move...
15169 * reorg.c (delete_computation, delete_prior_computation): ... here...
15170 (get_label_before, delete_jump): ... making these static ...
15171 (follow_jumps): ... and simplifying this since it only runs after
15173 * rtl.h (get_label_after, get_label_before, delete_jump,
15174 follow_jumps): Delete prototypes.
15176 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15178 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
15180 2007-02-15 Nick Clifton <nickc@redhat.com>
15182 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
15183 order to prevent it from being munged by the target.
15185 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
15187 * config/i386/i386.md: Remove misleading comment.
15189 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15191 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
15192 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
15195 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15197 * tree-sra.c (instantiate_missing_elements): Canonicalize
15199 (sra_build_assignment): New.
15200 (generate_copy_inout, generate_element_copy,
15201 generate_element_zero, generate_one_element_init): Use it.
15203 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15205 * tree-sra.c (instantiate_missing_elements): Canonicalize
15207 (sra_build_assignment): New.
15208 (generate_copy_inout, generate_element_copy,
15209 generate_element_zero, generate_one_element_init): Use it.
15211 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
15213 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
15216 2007-02-14 Joseph Myers <joseph@codesourcery.com>
15218 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
15219 types as aggregates not scalars.
15220 * function.c (assign_stack_temp_for_type): Likewise.
15222 2007-02-14 Roger Sayle <roger@eyesopen.com>
15223 Zdenek Dvorak <dvorakz@suse.cz>
15225 * tree-dump.c (dump_switch_p_1): Require exact match of the option
15228 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
15230 * passes.c (next_pass_1): Clear the next field of the copied
15233 2007-02-14 Richard Henderson <rth@redhat.com>
15235 * tree-sra.c (early_sra): New.
15236 (decl_can_be_decomposed_p): Deny va_list if early_sra.
15237 (tree_sra_early, pass_sra_early): New.
15238 * tree-pass.h (pass_sra_early): Declare.
15239 * passes.c (init_optimization_passes): Use it.
15241 2007-02-14 Richard Guenther <rguenther@suse.de>
15243 * flags.h (issue_strict_overflow_warning): Convert to a macro.
15245 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
15247 PR tree-optimization/30771
15248 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
15250 (vect_analyze_operations): Induction phis can now be marked as
15252 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
15253 Update documentation accordingly.
15255 2007-02-14 Nick Clifton <nickc@redhat.com>
15257 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
15258 most 3 arguments are supported.
15259 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
15261 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
15263 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
15264 Ensure dst->current is valid.
15266 2007-02-13 Paul Brook <paul@codesourcery.com>
15268 * config.gcc: Add arm*-*-uclinux-*eabi.
15269 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
15270 (SUBTARGET_EXTRA_LINK_SPEC): Define.
15271 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
15272 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
15273 (LINK_SPEC): Define.
15274 (LIB_SPEC): Define.
15275 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
15277 * config/arm/uclinux-eabi.h: New file.
15278 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
15279 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
15282 2007-02-13 Ian Lance Taylor <iant@google.com>
15284 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
15285 * flags.h (warn_strict_overflow): Declare.
15286 (enum warn_strict_overflow_code): Define.
15287 (issue_strict_overflow_warning): New static inline function.
15288 * opts.c (warn_strict_overflow): New variable.
15289 (common_handle_option): Handle OPT_Wstrict_overflow and
15290 OPT_Wstrict_overflow_.
15291 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
15293 * fold-const.c: Include intl.h.
15294 (fold_deferring_overflow_warnings): New static variable.
15295 (fold_deferred_overflow_warning): New static variable.
15296 (fold_deferred_overflow_code): New static variable.
15297 (fold_defer_overflow_warnings): New function.
15298 (fold_undefer_overflow_warnings): New function.
15299 (fold_undefer_and_ignore_overflow_warnings): New function.
15300 (fold_deferring_overflow_warnings_p): New function.
15301 (fold_overflow_warning): New static function.
15302 (make_range): Add strict_overflow_p parameter. Change all
15304 (extract_muldiv, extract_muldiv_1): Likewise.
15305 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
15306 tree_expr_nonnegative_p.
15307 (fold_negate_expr): Call fold_overflow_warning.
15308 (fold_range_test): Likewise.
15309 (fold_comparison): Likewise.
15310 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
15311 instead of tree_expr_nonnegative_p.
15312 (tree_expr_nonnegative_warnv_p): Rename from
15313 tree_expr_nonnegative_p, add strict_overflow_p parameter.
15314 (tree_expr_nonnegative_p): New function.
15315 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
15316 strict_overflow_p parameter.
15317 (tree_expr_nonzero_p): New function.
15318 * passes.c (verify_interpass_invariants): New static function.
15319 (execute_one_pass): Call it.
15320 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
15322 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
15323 (estimate_numbers_of_iterations): Likewise.
15324 (scev_probably_wraps_p): Likewise.
15325 * tree-ssa-ccp.c: Include "toplev.h".
15326 (evaluate_stmt): Defer fold overflow warnings until we know we are
15328 (struct fold_stmt_r_data): Add stmt field.
15329 (fold_stmt_r): Defer fold overflow warnings until we know we
15331 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
15332 (fold_stmt_inplace): Likewise.
15333 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
15334 (cleanup_control_expr_graph): Defer fold overflow warnings until
15335 we know we are going to optimize.
15336 * tree-cfg.c (fold_cond_expr_cond): Likewise.
15337 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
15339 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15340 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
15341 * tree-ssa-loop-manip.c (create_iv): Likewise.
15342 * c-typeck.c (build_conditional_expr): Likewise.
15343 (build_binary_op): Likewise.
15344 * tree-vrp.c (vrp_expr_computes_nonzero): Call
15345 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
15346 (extract_range_from_unary_expr): Likewise.
15347 * simplify-rtx.c (simplify_const_relational_operation): Warn when
15348 assuming that signed overflow does not occur.
15349 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
15350 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
15351 (fold_defer_overflow_warnings): Declare.
15352 (fold_undefer_overflow_warnings): Declare.
15353 (fold_undefer_and_ignore_overflow_warnings): Declare.
15354 (fold_deferring_overflow_warnings_p): Declare.
15355 (tree_expr_nonzero_warnv_p): Declare.
15356 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
15357 of warning options.
15358 (Warning Options): Document -Wstrict-overflow.
15359 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
15360 (tree-ssa-ccp.o): Likewise.
15361 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
15362 (fold-const.o): Depend on intl.h.
15364 2007-02-13 Ian Lance Taylor <iant@google.com>
15366 PR middle-end/30751
15367 * lower-subreg.c (resolve_simple_move): Decompose subregs in
15370 2007-02-13 Stuart Hastings <stuart@apple.com>
15372 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
15374 2007-02-13 Richard Henderson <rth@redhat.com>
15376 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
15377 handled_component_p before looking for the indirect_ref.
15379 2007-02-13 Richard Henderson <rth@redhat.com>
15381 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
15382 remove flags clobber.
15383 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
15384 (bswaphi_lowpart): New.
15385 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
15386 remove TARGET_BSWAP test. Delete expander of the same name.
15388 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
15389 (expand_unop): Use them.
15391 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
15393 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
15394 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
15395 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
15396 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
15397 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
15398 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
15399 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
15400 assembler dialect choice from asm templates.
15402 2007-02-12 Richard Henderson <rth@redhat.com>
15404 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
15405 (fixuns_trunc<SSEMODEF>si2): Use it.
15406 * config/i386/sse.md (vec_setv4sf_0): Export.
15407 * config/i386/i386.c (ix86_build_const_vector): Export.
15408 (ix86_split_convert_uns_si_sse): Rename from
15409 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
15410 * config/i386/i386-protos.h: Update.
15412 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15415 * c-typeck.c (c_finish_return): Improve warning message.
15417 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15419 * alias.c (find_symbolic_term): Delete unused function.
15421 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
15423 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
15424 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
15425 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
15427 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
15429 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
15430 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
15431 the function, temporarily point the debug interface to the null one.
15433 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
15435 * dwarf2out.c (round_up_to_align): New static function.
15436 (field_byte_offset): Use it to round the offset.
15438 2007-02-12 Richard Henderson <rth@redhat.com>
15440 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
15441 (inswl_const): Export.
15443 2007-02-12 Richard Henderson <rth@redhat.com>
15445 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
15446 result mode of the libcall, convert back to outmode.
15448 2007-02-12 Roger Sayle <roger@eyesopen.com>
15450 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
15451 (bswapdi2): New define_expand to implement 32-bit implementation.
15453 2007-02-12 Nick Clifton <nickc@redhat.com>
15455 * doc/invoke.texi (Overall Options): Document --help=.
15456 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
15457 (cc1_options): Pass --help= on to cc1.
15458 (display_help): Add description of --help=.
15459 (process_command): Add code to handle --help=. Allow translated
15460 --help and --target-help switches to be passed on to compiler
15462 (main): Remove unused if statement.
15463 * opts.c (columns): Remove.
15464 (LEFT_COLUMN): Define.
15465 (wrap_help): Add columns argument.
15466 (print_filtered_help): Change parameters to be an include bitmask,
15467 an exclude bitmask, an any bitmask and the column width. Move the
15468 code to display the params list here. Add code to display the
15469 status of options rather than their descriptions if the quiet flag
15471 (print_specific_help): Change parameters to be an include bitmask,
15472 an exclude bitmask and an any bitmask. Move code to look up the
15473 column width here. Decide upon the title for an options listing.
15474 (common_handle_options): Add code to handle --help=. Adapt code
15475 for --help and --target-help to use the revised form of the
15476 print_specific_help function.
15477 (print_help): Delete.
15478 (print_param_help): Delete.
15479 (print_switch): Delete.
15480 * opts.h (cl_lang_count): Add prototype.
15481 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
15482 CL_MAX_OPTION_CLASS): New defines.
15483 * optc-gen.awk: Add construction of cl_lang_count.
15484 * c.opt: Add Warning attribute to warning options and Optimization
15485 attribute to optimization options.
15486 * common.opt: Likewise.
15488 Add -fhelp and -ftarget-help as aliases for the transformed --help
15489 and --target-help options.
15490 * opt-functions.awk: Add code to handle Warning and Optimization
15493 2007-02-12 Richard Henderson <rth@redhat.com>
15495 * config/alpha/constraints.md: New file.
15496 * config/alpha/alpha.c: Include tm-constrs.h.
15497 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
15498 alpha_extra_constraint): Remove.
15499 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
15500 * config/alpha/alpha-protos.h: Update.
15501 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
15502 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
15503 (EXTRA_CONSTRAINT): Remove.
15504 * config/alpha/alpha.md: Include constraints.md.
15505 (adddi splitter): Use satisfies_constraint_*.
15506 * config/alpha/predicates.md (add_operand): Likewise.
15507 (sext_add_operand, addition_operation): Likewise.
15509 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
15511 PR tree-optimization/29145
15512 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
15513 in our handling of restrict qualified pointers.
15515 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15518 * doc/invoke.texi (Wunused-value): Update description.
15519 (Wextra): Delete item.
15520 * opts.c (set_Wextra): Don't use the value of Wextra to set the
15521 value of Wunused-value.
15522 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
15523 (c_finish_stmt_expr): Don't check extra_warnings.
15524 (emit_side_effect_warnings): The caller is responsible to check
15527 2007-02-11 Roger Sayle <roger@eyesopen.com>
15528 Matt Thomas <matt@3am-software.com>
15530 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
15532 2007-02-11 Roger Sayle <roger@eyesopen.com>
15534 * simplify-rtx.c (simplify_relational_operation_1): Optimize
15535 comparisons of POPCOUNT against zero.
15536 (simplify_const_relational_operation): Likewise.
15538 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15540 * doc/invoke.texi (Wextra): Delete outdated paragraph.
15542 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15544 * dwarf2out.c (root_type): Delete unused function.
15546 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15548 * genattrtab.c (contained_in_p): Delete unused function.
15549 (write_expr_attr_cache): Likewise.
15551 2007-02-11 Jan Hubicka <jh@suse.cz>
15553 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
15556 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
15558 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
15559 to add the REG_EQ* note.
15560 * see.c (see_merge_one_use_extension): Likewise.
15561 * local-alloc.c (update_equiv_regs): Likewise. Also don't
15562 turn REG_EQUAL notes into REG_EQUIV notes if the target
15563 register may have more than one set.
15564 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
15565 * gcse.c (try_replace_reg): Likewise.
15566 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
15567 * calls.c (fixup_tail_calls): Likewise. Abort if there is
15568 more than one REG_EQUIV note.
15569 * reload1.c (gen_reload): Use set_unique_reg_note.
15571 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
15573 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
15574 (ix86_builtin_conversion): New function.
15576 2007-02-06 Mark Mitchell <mark@codesourcery.com>
15579 * tree.h (DECL_REPLACEABLE_P): New macro.
15580 * except.c (set_nothrow_function_flags): Likewise.
15582 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
15583 Ira Rosen <irar@il.ibm.com>
15584 Dorit Nuzman <dorit@il.ibm.com>
15586 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
15587 * targhooks.c (default_builtin_vectorized_conversion): New.
15588 * targhooks.h (default_builtin_vectorized_function): New declaration.
15589 * target.h (struct vectorize): Add builtin_conversion field.
15590 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
15591 stmt_vec_info_type value.
15592 (vectorizable_conversion): New declaration.
15593 * tree-vect-analyze.c (vect_analyze_operations): Add
15594 vectorizable_conversion call.
15595 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
15596 * tree-vect-transform.c (vectorizable_conversion): New function.
15597 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
15598 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
15600 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
15601 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
15602 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
15603 or ALTIVEC_BUILTIN_VCFSX.
15605 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15608 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
15609 CONST_DOUBLE and operand 0 is a hard register.
15610 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
15611 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
15612 is a hard floating-point register.
15614 2007-02-10 Richard Henderson <rth@redhat.com>
15615 Jakub Jelinek <jakub@redhat.com>
15616 Alexandre Oliva <aoliva@redhat.com>
15618 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
15619 * builtin-types.def (BT_WORD): Make unsigned.
15620 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
15621 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
15622 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
15623 * c-decl.c (grokdeclarator): Don't error if !have_tls.
15624 * c-parser.c (c_parser_omp_threadprivate): Likewise.
15625 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
15627 * expr.c (emutls_var_address): New.
15628 (expand_expr_real_1): Expand emulated tls.
15629 (expand_expr_addr_expr_1): Likewise.
15630 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
15631 * output.h (emutls_finish): Declare.
15632 * toplev.c (compile_file): Call it.
15633 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
15634 address before wrapping in CONST.
15635 * varasm.c (emutls_htab, emutls_object_type): New.
15636 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
15637 (get_emutls_object_name, get_emutls_object_type): New.
15638 (get_emutls_init_templ_addr, emutls_decl): New.
15639 (emutls_common_1, emutls_finish): New.
15640 (assemble_variable): When emulating tls, swap decls; generate
15641 constructor for the emutls objects.
15642 (do_assemble_alias): When emulating tls, swap decl and target name.
15643 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
15645 * varpool.c (decide_is_variable_needed): Look at force_output.
15646 Recurse for emulated tls.
15647 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
15648 with decide_is_variable_needed.
15649 * emutls.c: New file.
15650 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
15651 tls_object for real tls.
15653 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
15655 PR rtl-optimization/29599
15656 * reload1.c (eliminate_regs_in_insn): Take the destination
15657 mode into account when computing the offset.
15659 2007-02-09 Stuart Hastings <stuart@apple.com>
15660 Richard Henderson <rth@redhat.com>
15662 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
15663 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
15664 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
15665 fixuns_truncdfhi2): New.
15666 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
15667 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
15668 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
15669 (floatunssidf2): Allow nonimmediate source.
15670 * config/i386/sse.md (movdi_to_sse): New.
15671 (vec_concatv2di): Drop '*'.
15672 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
15673 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
15674 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
15676 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
15677 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
15678 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
15679 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
15680 (ix86_build_signbit_mask): Fix decl of v, refactor to call
15681 ix86_build_const_vector.
15682 (x86_emit_floatuns): Rewrite.
15684 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15686 * genautomata.c (longest_path_length): Delete unused function.
15687 (struct state): Delete unused longest_path_length.
15688 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
15689 (get_free_state): Delete unused.
15691 2007-02-09 Jan Hubicka <jh@suse.cz>
15693 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
15694 * doc/invoke.texi (inline-unit-growth): Update default value.
15696 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
15697 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
15698 (rebuild_cgraph_edges): Likewise.
15699 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
15700 (dump_cgraph_node): Dump frequencies.
15701 (cgraph_clone_edge): Add frequency scales.
15702 (cgraph_clone_node): Add freuqnecy.
15703 * cgraph.h (cgraph_edge): Add freuqnecy argument.
15704 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
15705 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
15706 * tree-pass.h (TODO_rebuild_frequencies): New constant.
15707 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
15708 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
15709 (save_inline_function_body): Likewise.
15710 * ipa-inline.c: inluce rtl.h
15711 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
15712 (cgraph_edge_badness): Use frequencies.
15713 (cgraph_decide_recursive_inlining): Update clonning.
15714 (cgraph_decide_inlining_of_small_function): Dump frequency.
15715 * predict.c (estimate_bb_frequencies): Export.
15716 * predict.h (estimate_bb_frequencies): Declare.
15717 * tree-inline.c (copy_bb): Watch overflows.
15718 (expand_call_inline): Update call of cgraph_create_edge.
15719 (optimize_inline_calls): Use TODO flags to update frequnecies.
15720 * passes.h: Include predict.h
15721 (init_optimization_passes): Move profile ahead.
15722 (execute_function_todo): Handle TODO_rebuild_frequencies.
15724 2007-02-09 Roger Sayle <roger@eyesopen.com>
15726 * config/alpha/alpha.c (emit_insxl): Force the first operand of
15727 the insbl or inswl pattern into a register.
15729 2007-02-09 Roger Sayle <roger@eyesopen.com>
15731 * config/ia64/ia64.md (bswapdi2): New define_insn.
15733 2007-02-09 Richard Henderson <rth@redhat.com>
15735 * config/i386/constraints.md (Ym): New constraint.
15736 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
15737 (movdi_1_rex64): Split sse and xmm general register moves from
15738 memory move alternatives. Use conditional register constraints.
15739 (movsf_1, movdf_integer): Likewise.
15740 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
15741 (movdf_integer_rex64): New.
15742 (pushsf_rex64): Fix output constraints.
15743 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
15744 (sse2_stored): Likewise.
15745 (sse2_storeq_rex64): New.
15746 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
15747 amd and not generic.
15748 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
15749 for optimize_size. Remove SF/DFmode hack.
15751 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15753 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
15756 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
15757 Richard Sandiford <richard@codesourcery.com>
15759 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
15760 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
15761 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
15762 m68k/t-mlib to tmake_file.
15763 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
15764 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
15765 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
15766 Allow it to be cf or m68k. Set m68k_arch_family. If that
15767 variable is not empty, add t-$m68k_arch_family to tmake_file.
15768 Add t-mlibs to tmake_file.
15769 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
15770 * config/m68k/t-cf: New file.
15771 * config/m68k/t-m68k: Likewise.
15772 * config/m68k/t-mlibs: Likewise.
15773 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15774 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15775 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15776 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15777 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
15779 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
15780 (INSTALL_LIBGCC): Delete.
15781 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15782 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15783 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15784 (M68K_MLIB_CPU): Define.
15785 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15786 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15787 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
15789 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
15790 Richard Guenther <rguenther@suse.de>
15792 PR middle-end/23361
15793 * fold-const.c (fold_comparison): Handle obfuscated comparisons
15794 against INT_MIN/INT_MAX.
15795 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
15796 file if a loop is removed.
15798 2007-02-09 Joseph Myers <joseph@codesourcery.com>
15800 * calls.c (store_one_arg): Pass correct alignment to
15801 emit_push_insn for non-BLKmode values.
15802 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
15803 unaligned stack slot via a suitably aligned slot.
15805 2007-02-08 DJ Delorie <dj@redhat.com>
15807 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
15809 (legal_subregs): Use unsigned char, make const.
15810 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
15812 2007-02-08 Paul Brook <paul@codesourcery.com>
15814 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
15815 special interworking needed.
15817 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
15819 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
15820 conditional to __SSE2__.
15821 (Entries below should have been added to first ChangeLog
15822 entry for amdfam10 dated 2007-02-05)
15823 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
15825 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
15827 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
15830 2007-02-08 DJ Delorie <dj@redhat.com>
15832 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
15833 * config/m32c/m32c.c (legal_subregs): New.
15834 (m32c_illegal_subreg_p): New.
15835 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
15836 unsupported subregs of hard regs.
15838 2007-02-08 Jan Hubicka <jh@suse.cz>
15840 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
15841 the same one; always update histograms.
15843 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15845 * passes.c (init_optimization_passes): Tidy comment.
15847 2007-02-08 Roger Sayle <roger@eyesopen.com>
15849 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
15850 strip zero_extend, bswap and rotates from POCOUNT's argument.
15851 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15852 zero_extend and rotates from PARITY's argument.
15853 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15854 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15855 of an integer constant at compile-time.
15857 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15860 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15862 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15865 * tree-ssa-live.c (remove_unused_locals): Do not remove
15866 TREE_ADDRESSABLE variables.
15867 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15868 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15869 FOR_CLOBBER. Update all users.
15870 If VAR has an associated alias set, add a virtual operand for
15871 it if no alias is found to conflict with the memory reference.
15873 2007-02-07 Jan Hubicka <jh@suse.cz>
15874 Robert Kidd <rkidd@crhc.uiuc.edu>
15876 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15878 2007-02-07 Ian Lance Taylor <iant@google.com>
15880 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15882 2007-02-07 Roger Sayle <roger@eyesopen.com>
15884 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15885 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15886 tablejumpdi, movsi_to_cr_one): Remove constraints from
15887 define_expand's match_operands.
15889 2007-02-07 Roger Sayle <roger@eyesopen.com>
15891 * global.c (compute_regsets): Move declatation of "i" inside of
15892 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15894 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15897 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15898 of INDIRECT_REF <RESULT_DECL>.
15900 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15902 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15903 Kaz Kojima <kkojima@gcc.gnu.org>
15906 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15908 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15910 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15912 * doc/loop.texi: Document possibility not to perform disambiguation
15913 of loops with multiple latches.
15914 * cfgloopmanip.c (alp_enum_p): Removed.
15915 (add_loop): Handle subloops. Use get_loop_body_with_size.
15916 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15917 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15918 the new forwarder block.
15919 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15920 Handle the case latch is NULL.
15921 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15922 modifications when marking loop exits.
15923 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15925 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15926 disambiguate_loops_with_multiple_latches.
15927 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15928 before fix_loop_structure.
15929 * cfgloop.c: Include pointer-set.h and output.h.
15930 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15931 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15932 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15933 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15934 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15935 disambiguate_multiple_latches, get_loop_body_with_size,
15936 disambiguate_loops_with_multiple_latches): New functions.
15937 (flow_loop_dump): Dump multiple latch edges.
15938 (flow_loop_nodes_find): Handle loops with multiple latches.
15939 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15940 (glb_enum_p): Modified.
15941 (get_loop_body): Use get_loop_body_with_size.
15942 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15943 (AVOID_CFG_MODIFICATIONS): New constant.
15944 (disambiguate_loops_with_multiple_latches, add_loop,
15945 get_loop_body_with_size): Declare.
15946 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15948 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15950 PR inline-asm/28686
15951 * global.c (compute_regsets): New function.
15952 (global_alloc): Refactored ELIMINABLE_REGSET
15953 and NO_GLOBAL_ALLOC_REGS computation out.
15954 (rest_of_handle_global_alloc): Call compute_regsets()
15955 for non-optimizing case.
15957 2007-02-06 Richard Henderson <rth@redhat.com>
15959 * config/i386/constraints.md (Y2): Rename from Y.
15960 (Yi): New constraint.
15961 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15962 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15963 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15964 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15965 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15966 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15967 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15968 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15969 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15970 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15971 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15972 vec_extractv2si_1): Change Y constraints to Y2.
15973 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15974 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15975 Change Y constraints to Y2.
15976 (sse2_loadld): Change Y constraints to x.
15978 2007-02-06 Roger Sayle <roger@eyesopen.com>
15980 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15981 (parity<mode>2): New define_expand using rs6000_emit_parity.
15982 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15983 rs6000_emit_parity): New functions.
15984 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15985 rs6000_emit_parity): Prototype here.
15987 2007-02-06 Ian Lance Taylor <iant@google.com>
15989 * lower-subreg.c (simple_move_operand): Reject CONST.
15990 (resolve_clobber): Call validate_change rather than directly
15991 assigning to XEXP (pat, 0).
15993 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15995 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15996 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15997 (tree-cfg.o): Remove hashtab.h dependency.
15999 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
16000 (struct ivopts_data): Change niters to pointer_map_t.
16001 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
16002 (niter_for_exit): Create pointer_map on demand. Change for
16004 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
16005 (free_loop_data): Destroy data->niters if created and reset field.
16006 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
16007 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
16009 * tree-ssa-reassoc.c: Include pointer-set.h.
16010 (bb_rank): Change to long *.
16011 (operand_rank): Change to pointer_map_t.
16012 (find_operand_rank): Return long, -1 if not found. Declare as inline.
16013 (insert_operand_rank): Accept long.
16014 (operand_entry_hash, operand_entry_eq): Remove.
16015 (get_rank): Return long. Adjust for changes above.
16016 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
16018 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
16020 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
16021 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
16022 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
16024 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
16025 directly since it cannot be NULL.
16026 (get_vi_for_tree): Rewrite for pointer_map API.
16027 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
16028 (init_alias_vars): Create vi_for_tree as pointer_map.
16029 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
16031 * tree-cfg.c: Don't include hashtab.h.
16032 (edge_to_cases): Declare as pointer_map.
16033 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
16035 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
16036 (start_recording_case_labels): Create edge_to_cases as pointer_map.
16037 (end_recoding_case_labels): Cleanup edge_to_cases manually before
16039 (record_switch_edge): Delete.
16040 (get_cases_for_edge): Adjust for pointer_map API, inline
16041 record_switch_edge (rewritten for new API), remove goto.
16043 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
16045 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
16046 * tree-nested.c: Include pointer-set.h.
16047 (var_map_elt, var_map_eq, var_map_hash): Delete.
16048 (struct nesting_info): Remove GTY marker. Change the two htab_t's
16049 to pointer_map_t's.
16050 (nesting_info_bitmap_obstack): New.
16051 (lookup_field_for_decl): Adjust for pointer_map API.
16052 (lookup_tramp_for_decl): Adjust for pointer_map API.
16053 (get_nonlocal_debug_decl): Adjust for pointer_map API.
16054 (get_local_debug_decl): Adjust for pointer_map API.
16055 (convert_nl_goto_reference): Adjust for pointer_map API.
16056 (convert_nl_goto_receiver): Adjust for pointer_map API.
16057 (create_nesting_tree): Create outside GGC space. Create bitmap on
16058 the new obstack. Create field_map and var_map as pointer_maps.
16059 (free_nesting_tree): Adjust for changes to create_nesting_tree.
16061 (lower_nested_functions): Move root here, no need to NULL it.
16062 Initialize and release the obstack.
16064 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
16066 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
16067 Remove prototypes and make them non-static.
16068 (struct tree_int_map): Remove.
16069 * tree.h (struct tree_int_map): Move here, turning TO into an
16071 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
16073 * tree.h (TREE_COMPLEXITY): Remove.
16074 (struct tree_exp): Remove complexity field.
16075 * tree.c (build1_stat): Don't set it.
16077 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
16078 Victor Kaplansky <victork@il.ibm.com>
16080 * tree-vectorizer.c (vect_is_simple_use): Support induction.
16081 (vect_is_simple_reduction): Support reduction with induction as
16082 one of the operands.
16083 (vect_is_simple_iv_evolution): Fix formatting.
16084 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
16085 formatting. Don't mark induction phis for vectorization.
16086 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
16087 * tree-vect-transform.c (get_initial_def_for_induction): New function.
16088 (vect_get_vec_def_for_operand): Support induction.
16089 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
16091 (vectorizable_reduction): Support reduction with induction as one of
16093 (vectorizable_type_demotion): Use def-type of stmt argument rather
16094 than dummy def-type.
16096 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
16097 flag_tree_scev_cprop.
16098 * common.opt (tree-scev-cprop): New flag.
16100 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
16101 call to vect_get_new_vect_var.
16103 2007-02-06 Ira Rosen <irar@il.ibm.com>
16105 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
16106 vectype is not NULL.
16107 (vect_pattern_recog_1): Likewise.
16109 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16111 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
16112 (fold_negate_expr): Likewise.
16114 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
16117 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
16118 even if cv-qualification is the same.
16120 2007-02-05 Geoffrey Keating <geoffk@apple.com>
16122 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
16123 __enable_execute_stack on completion.
16125 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16127 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
16128 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
16129 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
16130 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
16131 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
16132 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
16133 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
16134 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
16136 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16138 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
16139 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
16140 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
16141 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
16142 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
16143 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
16144 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
16145 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
16146 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
16147 umuldi3_highpart_rex64, umulsi3_highpart_insn,
16148 umulsi3_highpart_zext, smuldi3_highpart_rex64,
16149 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
16150 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
16151 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
16152 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
16153 sqrtextenddfxf2_i387): Added amdfam10_decode.
16155 * config/i386/athlon.md (athlon_idirect_amdfam10,
16156 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
16157 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
16158 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
16159 athlon_ivector_store_amdfam10): New define_insn_reservation.
16160 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
16163 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16165 * config/i386/athlon.md (athlon_call_amdfam10,
16166 athlon_pop_amdfam10, athlon_lea_amdfam10): New
16167 define_insn_reservation.
16168 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
16169 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
16170 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
16172 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16174 * config/i386/athlon.md (athlon_sseld_amdfam10,
16175 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
16176 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
16178 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16180 * config/i386/athlon.md (athlon_sseins_amdfam10): New
16181 define_insn_reservation.
16182 * config/i386/i386.md (sseins): Added sseins to define_attr type
16183 and define_attr unit.
16184 * config/i386/sse.md: Set type attribute to sseins for insertq
16187 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16189 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
16190 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
16191 ssecomi_load_amdfam10, ssecomi_amdfam10,
16192 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
16193 define_insn_reservation.
16194 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
16196 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16198 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
16199 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
16200 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
16201 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
16202 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
16203 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
16204 define_insn_reservation.
16206 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
16207 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
16208 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
16209 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
16210 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
16212 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16214 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
16215 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
16216 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
16217 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
16218 athlon_ssemul_load_k8): Added amdfam10.
16220 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16222 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
16223 (x86_sse_unaligned_move_optimal): New variable.
16225 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
16227 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
16228 for unaligned vector SSE double/single precision loads for AMDFAM10.
16230 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16232 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
16233 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
16234 Define TARGET_CPU_DEFAULT_amdfam10.
16235 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
16236 (processor_type): Add PROCESSOR_AMDFAM10.
16238 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
16239 processor_type in config/i386/i386.h.
16240 Enable imul peepholes for TARGET_AMDFAM10.
16242 * config.gcc: Add support for --with-cpu option for amdfam10.
16244 * config/i386/i386.c (amdfam10_cost): New variable.
16245 (m_AMDFAM10): New macro.
16246 (m_ATHLON_K8_AMDFAM10): New macro.
16247 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
16248 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
16249 x86_promote_QImode, x86_integer_DFmode_moves,
16250 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16251 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
16252 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
16253 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
16254 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
16255 Enable/disable for amdfam10.
16256 (override_options): Add amdfam10_cost to processor_target_table.
16257 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
16258 processor_alias_table.
16259 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
16260 (ix86_adjust_cost): Add code for amdfam10.
16262 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
16264 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
16265 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
16266 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
16267 * config/i386/i386.h: Add builtin definition for SSE4A.
16268 * config/i386/i386.md: Add support for ABM instructions
16269 (popcnt and lzcnt).
16270 * config/i386/sse.md: Add support for SSE4A instructions
16271 (movntss, movntsd, extrq, insertq).
16272 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
16273 Add -march=amdfam10 flag.
16274 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
16275 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
16277 * doc/extend.texi: Add documentation for SSE4A builtins.
16279 2007-02-05 Bob Wilson <bob.wilson@acm.org>
16281 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
16283 2007-02-05 Richard Guenther <rguenther@suse.de>
16285 * tree-vectorizer.h (vectorizable_function): Add argument type
16286 argument, change return type.
16287 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
16288 * tree-vect-transform.c (vectorizable_function): Handle extra
16289 argument, return vectorized function decl.
16290 (build_vectorized_function_call): Remove.
16291 (vectorizable_call): Handle calls with result and argument types
16292 differing. Handle loop vectorization factor correctly.
16293 * targhooks.c (default_builtin_vectorized_function): Adjust for
16295 * targhooks.h (default_builtin_vectorized_function): Likewise.
16296 * target.h (builtin_vectorized_function): Add argument type
16298 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
16299 extra argument, allow vectorizing of lrintf.
16300 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
16301 documentation of target hook.
16303 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
16306 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
16307 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
16308 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
16310 2007-02-05 Roger Sayle <roger@eyesopen.com>
16312 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
16313 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
16314 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
16315 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
16316 before canonicalizing sincos to cexpi.
16317 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
16319 2007-02-05 Roger Sayle <roger@eyesopen.com>
16321 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
16322 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
16323 (alpha_init_builtins): Use alpha_add_builtins to process tables.
16325 2007-02-05 Roger Sayle <roger@eyesopen.com>
16327 * mips-tfile.c (initialize_init_file): Correct endianness test.
16329 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
16331 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
16332 the 'y' constraint.
16334 2007-02-05 Richard Sandiford <richard@codesourcery.com>
16336 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
16337 saves in a PARALLEL before the register assignments.
16339 2007-02-05 Richard Sandiford <richard@codesourcery.com>
16341 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
16342 DWARF_FRAME_RETURN_COLUMN to be a general register.
16343 * dwarf2out.c (init_return_column_size): New function, split from...
16344 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
16345 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
16346 to be nongeneral registers.
16347 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
16349 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
16350 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
16352 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
16354 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
16356 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
16358 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
16359 (remove_path): Use can_remove_branch_p and remove_branch instead
16360 of loop_delete_branch_edge.
16361 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
16362 (tree_transform_and_unroll_loop): Remove dead branches immediately.
16363 Update profile using scale_dominated_blocks_in_loop.
16364 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
16365 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
16366 (can_remove_branch_p, remove_branch): Declare.
16367 * tree-cfg.c (tree_can_remove_branch_p): New function.
16368 (tree_cfg_hooks): Add tree_can_remove_branch_p.
16369 * cfgrtl.c (rtl_can_remove_branch_p): New function.
16370 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
16372 2007-02-05 Jan Hubicka <jh@suse.cz>
16374 PR middle-end/30696
16375 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
16376 nodes in cgraph, don't remove offline copy of the function.
16378 2007-02-04 Jan Hubicka <jh@suse.cz>
16380 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
16381 vectors might cause maybe_lookup_element_for_expr to be called
16382 on non-sra-candidate.
16384 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16386 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
16387 config/bfin/bfin.md, config/bfin/predicates.md: Follow
16388 spelling conventions.
16390 2007-02-04 Richard Guenther <rguenther@suse.de>
16392 PR middle-end/30636
16393 * fold-const.c (try_move_mult_to_index): Make sure to not
16394 overflow one dimension of a multi-dimensional array access.
16396 2007-02-04 Jan Hubicka <jh@suse.cz>
16398 * passes.c (init_optimization_passes): Reindent.
16400 2007-02-04 Jan Hubicka <jh@suse.cz>
16401 Eric Botcazou <ebotcazou@adacore.com>
16403 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
16404 (execute_fixup_cfg): Break out the abnormal goto code.
16405 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
16406 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
16407 (optimize_inline_calls): Call make_nonlocal_label_edges.
16409 2007-02-04 Jan Hubicka <jh@suse.cz>
16411 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
16412 true when something was changed.
16413 (rename_ssa_copies): When something was changed, do
16414 TODO_remove_unused_locals.
16415 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16416 add TODO_remove_unused_locals when instruction was removed.
16418 2007-02-04 Jan Hubicka <jh@suse.cz>
16420 * ipa-inline.c (try_inline): Improve debug output; work on already
16422 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
16423 call try_inline for already inlined edges too when flattening;
16424 inline also functions that make callee growth but overall unit size
16427 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16429 * config/m32c/bitops.md, config/m32c/jump.md,
16430 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
16431 config/m32r/m32r.h, config/m32r/m32r.md,
16432 config/m32r/predicates.md, config/m68hc11/larith.asm,
16433 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
16434 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
16435 config/mips/mips-protos.h, config/mips/mips.c,
16436 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
16437 config/mn10300/mn10300.h, config/mn10300/predicates.md,
16438 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
16439 spelling conventions.
16441 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
16442 Follow spelling conventions.
16444 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
16446 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
16447 warn about C++0x compatibility.
16449 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16451 * config/h8300/h8300.c, config/h8300/h8300.h,
16452 config/h8300/h8300.md: Follow spelling conventions.
16454 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
16456 PR middle-end/30667
16457 * combine.c (try_combine): Do not substitute source operand
16458 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
16460 2007-02-03 Jan Hubicka <jh@suse.cz>
16462 PR gcov-profile/30650
16463 * value-prof.c (stringop_block_profile): Fix handling of size counter;
16464 do not divide by zero for never executed counters.
16465 (tree_find_values_to_profile): Fix counters.
16466 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
16468 2007-02-03 Ian Lance Taylor <iant@google.com>
16470 * lower-subreg.c (simple_move_operand): New static function,
16471 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
16473 (simple_move): Call simple_move_operand.
16474 (find_decomposable_subregs): Add special handling of MEMs.
16475 (can_decompose_p): Rename from cannot_decompose_p. Reverse
16476 meaning of return value. If we see a hard register, test whether
16477 it can store a word_mode value. Change all callers.
16479 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16481 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
16482 ftrapv insns and expanders.
16483 (subdi3): Change define_expand operand 1 to arith11_operand, and
16484 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
16485 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
16486 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
16489 PR middle-end/30174
16490 * varasm.c (notice_global_symbol): Treat global objects as weak when
16491 flag_shlib is true.
16493 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16495 * emit-rtl.c (dconstpi): Delete.
16496 (dconstsqrt2): New.
16497 (init_emit_once): Delete dconstpi and init dconstsqrt2.
16498 * real.h (dconstpi): Delete.
16499 (dconstsqrt2): New.
16500 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
16501 (fold_builtin_hypot): Likewise.
16503 2007-02-03 Tom Tromey <tromey@redhat.com>
16506 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
16507 -gcoff3, -gxcoff3, -gvms3 implies -dD.
16509 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
16511 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
16512 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
16513 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
16514 config/rs6000/cell.md, config/rs6000/darwin.h,
16515 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
16516 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
16517 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
16518 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
16519 typos. Follow spelling conventions.
16520 * doc/invoke.texi: Follow spelling conventions.
16522 2007-02-03 Roger Sayle <roger@eyesopen.com>
16524 * simplify-rtx.c (simplify_relational_operation_1): Implement some
16525 canonicalization transformations that attempt to simplify integer
16526 constant comparisons to become comparisons against zero.
16528 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16530 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
16532 * fold-const.c (fold_binary): Fix comment typos. Fold complex
16533 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
16535 2007-02-02 Mike Stump <mrs@apple.com>
16537 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
16538 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
16539 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
16540 generate a branch island.
16542 2007-02-02 Bob Wilson <bob.wilson@acm.org>
16544 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
16545 (xtensa_legitimate_address_p): New.
16546 (xtensa_legitimize_address): New.
16547 (xtensa_output_addr_const_extra): New.
16548 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
16550 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
16551 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
16552 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
16553 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
16554 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
16555 (xtensa_legitimize_address): New.
16556 (xtensa_output_addr_const_extra): New.
16558 2007-02-02 Steve Ellcey <sje@cup.hp.com>
16560 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
16562 2007-02-02 Ian Lance Taylor <iant@google.com>
16564 * expmed.c (expand_divmod): Add comment.
16566 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
16568 * emit-rtl.c (renumber_insns): Remove.
16569 * flags.h: Remove the extern for flag_renumber_insns.
16570 * rtl.h: Remove the prototype for renumber_insns.
16571 * toplev.c (flag_renumber_insns): Remove.
16573 2007-02-02 Hui-May Chang <hm.chang@apple.com>
16575 Revert for x86 darwin:
16576 2005-06-19 Uros Bizjak <uros@kss-loka.si>
16578 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
16579 code before the following patch under TARGET_MACHO.
16580 (ix86_function_value_regno_p): Likewise.
16582 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16584 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
16587 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16590 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
16591 loads to general or fp registers. Add comments.
16592 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
16594 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
16596 * pointer-set.c (insert_aux): Only return insertion slot.
16597 (pointer_set_insert): Adjust.
16598 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
16599 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
16600 pointer_map_traverse): New.
16601 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
16602 pointer_map_create, pointer_map_destroy, pointer_map_insert,
16603 pointer_map_contains, pointer_map_traverse): Declare.
16605 2007-02-02 Jakub Jelinek <jakub@redhat.com>
16607 PR middle-end/30473
16608 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
16609 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
16611 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16613 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
16615 (struct _dep): New type.
16616 (dep_t): New typedef.
16617 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
16618 (DEP_STATUS): New access macro. The macro with the same name was
16619 renamed to DEP_LINK_STATUS.
16620 (dep_init): Declare function
16622 (struct _dep_link): New type.
16623 (dep_link_t): New typedef.
16624 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
16625 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
16626 (DEP_LINK_STATUS): New macro.
16627 (debug_dep_links): New debug function.
16629 (struct _deps_list): New type.
16630 (deps_list_t): New typedef.
16631 (DEPS_LIST_FIRST): New access macro.
16632 (FOR_EACH_DEP_LINK): New cycle macro.
16633 (create_deps_list, free_deps_list, delete_deps_list): Declare
16635 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
16636 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
16637 (copy_deps_list_change_con): Ditto.
16639 (move_dep_link): Declare function.
16641 (struct _dep_node): New type.
16642 (dep_node_t): New typedef.
16643 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
16645 (struct haifa_insn_data.back_deps): New field to hold backward
16646 dependencies of the insn.
16647 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
16649 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
16650 Change its type to deps_list_t.
16651 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
16652 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
16653 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
16655 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
16657 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
16659 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
16661 (dep_cost): Declare.
16663 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
16664 (ds_to_dk, dk_to_ds): New functions.
16666 (init_dep_1): New static function.
16667 (init_dep): New function.
16668 (copy_dep): New static function.
16670 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
16672 (detach_dep_link): New static function.
16673 (move_dep_link): New function.
16675 (dep_links_consistent_p, dump_dep_links): New static functions.
16676 (debug_dep_links): New debugging function.
16678 (deps_obstack, dl_obstack, dn_obstack): New static variables.
16680 (alloc_deps_list, init_deps_list): New static functions.
16681 (create_deps_list): New function.
16682 (clear_deps_list): New static function.
16683 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
16684 (deps_list_consistent_p, dump_deps_list): New static functions.
16685 (debug_deps_list): New function.
16686 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
16688 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
16690 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
16691 use new scheduler dependencies lists.
16692 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
16693 (sched_analyze): Ditto. Initialize dependencies lists.
16694 (add_forw_dep, compute_forward_dependences): Update to use new
16695 scheduler dependencies lists.
16697 (init_dependency_caches): Init deps_obstack.
16698 (free_dependency_caches): Free deps_obstack.
16700 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
16701 new scheduler dependencies lists.
16702 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
16703 (add_back_forw_dep, delete_back_forw_dep): Ditto.
16705 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
16706 Update to use new scheduler dependencies lists.
16707 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
16708 (debug_dependencies): Ditto.
16709 (schedule_region): Update comments.
16711 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
16712 scheduler dependencies lists.
16713 (schedule_ebb): Update comments.
16715 * rtl.def (DEPS_LIST): Remove.
16717 * lists.c (unused_deps_list): Remove.
16718 (free_list): Update assertions.
16720 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
16721 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
16723 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
16724 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
16726 * haifa-sched.c (comments): Update.
16727 (insn_cost1): Remove. Inline the code into insn_cost ().
16728 (insn_cost): Update to use new scheduler dependencies lists. Move
16729 processing of the dependency cost to dep_cost ().
16730 (dep_cost): New function. Use it instead of insn_cost () when
16731 evaluating cost of the dependency. Use compatible interface to
16732 interact with the target.
16733 (priority): Update to use new scheduler dependencies lists.
16734 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
16735 with greater number of insns that depend on the insn.
16736 (schedule_insn): Update to use new scheduler dependencies lists. Add
16737 code to free backward dependencies lists. Inline and optimize code
16738 from resolve_dep () - see PR28071.
16739 (ok_for_early_queue_removal): Update to use new scheduler dependencies
16740 lists. Update call to targetm.sched.is_costly_dependence hook.
16742 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
16743 scheduler dependencies lists.
16745 (resolve_dep): Remove. Move the logic to schedule_insn ().
16746 (init_h_i_d): Initialize dependencies lists.
16748 (process_insn_depend_be_in_spec): Rename to
16749 process_insn_forw_deps_be_in_spec. Update to use new scheduler
16750 dependencies lists.
16751 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
16752 Update to use new scheduler dependencies lists.
16753 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
16755 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
16756 new scheduler dependencies lists.
16757 (build_intra_loop_deps): Ditto.
16759 * target.h (struct _dep): Declare to use in
16760 gcc_target.sched.is_costly_dependence.
16761 (struct gcc_target.sched.adjust_cost): Fix typo.
16762 (struct gcc_target.sched.is_costly_dependence): Change signature to
16763 use single dep_t parameter instead of an equivalent triad.
16764 (struct gcc_target.sched.adjust_cost_2): Remove.
16766 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
16768 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
16770 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
16772 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
16774 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
16775 (REG_DEP_TRUE): Document.
16777 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
16778 Change signature to correspond to the targetm.sched.adjust_cost hook.
16779 Update use in TARGET_SCHED_ADJUST_COST_2.
16780 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
16781 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
16782 new scheduler dependencies lists.
16783 (ia64_gen_check): Ditto.
16785 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
16786 scheduler dependencies lists.
16788 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
16789 signature to correspond to the targetm.sched.is_costly_dependence hook.
16790 (is_costly_group): Update to use new scheduler dependencies lists.
16792 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
16793 instead of INSN_COST () macro.
16795 2007-02-01 Ian Lance Taylor <iant@google.com>
16797 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
16799 2007-02-01 Guy Martin <gmsoft@gentoo.org>
16801 * pa.md (tp_load): Correct mfctl instruction syntax.
16803 2007-02-01 Geoffrey Keating <geoffk@apple.com>
16805 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
16806 altivec_padding_size calculation on AIX. Improve comment, add
16807 assert to verify that it's right.
16809 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
16812 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
16814 PR inline-asm/28686
16815 * global.c (global_alloc): Add mising initialization of
16818 2007-02-01 Roger Sayle <roger@eyesopen.com>
16820 * alias.c (init_alias_analysis): Correct whitespace.
16821 * bb-reorder.c (fix_edges_for_rarely_executed_code,
16822 partition_hot_cold_basic_blocks): Likewise.
16823 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
16824 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
16825 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
16826 fold_builtin_snprintf_chk, fold_builtin_printf,
16827 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
16828 do_mpfr_arg3, do_mpfr_sincos): Likewise.
16829 * cfgcleanup.c (cleanup_cfg): Likewise.
16830 * cfgexpand.c (tree_expand_cfg): Likewise.
16831 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
16832 * function.c (get_next_funcdef_no): Likewise.
16833 * gengtype.c (main): Likewise.
16834 * genmodes.c (main): Likewise.
16835 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
16836 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
16837 * ifcvt.c (noce_emit_move_insn): Likewise.
16838 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
16840 * stor-layout.c (get_best_mode): Likewise.
16841 * tree-ssa-loop-niter.c (get_val_for): Likewise.
16842 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
16843 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
16844 perform_var_substitution, solve_graph): Likewise.
16845 * tree-vrp.c (vrp_finalize): Likewise.
16847 2007-02-01 Ian Lance Taylor <iant@google.com>
16849 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
16850 high part of a paradoxical subreg, return a constant zero.
16852 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16854 * toplev.c (lang_dependent_init): Call init_set_costs.
16855 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16857 2007-02-01 Richard Guenther <rguenther@suse.de>
16859 PR middle-end/30656
16860 * fold-const.c (fold_negate_expr): Allow negating a
16861 constant if overflow does not change.
16863 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16865 * doc/c-tree.texi (Expression trees): Improve markup.
16866 * doc/tm.texi (Register Classes, Addressing Modes)
16867 (Floating Point): Fix spacing after abbreviations. Fix some
16870 2007-02-01 Ben Elliston <bje@au.ibm.com>
16872 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16873 * doc/contrib.texi: Likewise.
16874 * doc/install.texi: Likewise.
16876 2007-01-31 Richard Henderson <rth@redhat.com>
16877 Ian Lance Taylor <iant@google.com>
16879 * lower-subreg.c: New file.
16880 * rtl.def (CONCATN): Define.
16881 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16882 pass_lower_subreg2.
16883 * emit-rtl.c (update_reg_offset): New static function, broken out
16884 of gen_rtx_REG_offset.
16885 (gen_rtx_REG_offset): Call update_reg_offset.
16886 (gen_reg_rtx_offset): New function.
16887 * regclass.c: Revert patch of 2006-03-05, restoring
16889 (clear_reg_info_regno): New function.
16890 * dwarf2out.c (concatn_loc_descriptor): New static function.
16891 (loc_descriptor): Handle CONCATN.
16892 * common.opt (fsplit_wide_types): New option.
16893 * opts.c (decode_options): Set flag_split_wide_types when
16895 * timevar.def (TV_LOWER_SUBREG): Define.
16896 * rtl.h (gen_reg_rtx_offset): Declare.
16897 (reg_scan_update): Declare.
16898 * regs.h (clear_reg_info_regno): Declare.
16899 * tree-pass.h (pass_lower_subreg): Declare.
16900 (pass_lower_subreg2): Declare.
16901 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16902 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16903 -fsplit-wide-types.
16904 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16905 * Makefile.in (OBJS-common): Add lower-subreg.o.
16906 (lower-subreg.o): New target.
16908 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16910 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16912 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16915 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16917 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16919 PR middle-end/29335
16920 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16922 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16924 * cfgloop.h: Include vec-prim.h.
16925 (enum li_flags): Remove LI_ONLY_OLD.
16926 (loop_iterator): Changed.
16927 (fel_next, fel_init): Iterate over loop tree.
16928 (FOR_EACH_LOOP_BREAK): New macro.
16929 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16931 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16932 * modulo-sched.c (sms_schedule): Ditto.
16933 * tree-vectorizer.c (vectorize_loops): Ditto.
16934 * doc/loop.texi: Update information on loop numbering and behavior of
16935 FOR_EACH_LOOP wrto new loops.
16936 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16937 add_to_evolution_1): Test nestedness of loops instead of comparing
16939 * tree-chrec.c (chrec_fold_plus_poly_poly,
16940 chrec_fold_multiply_poly_poly, chrec_evaluate,
16941 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16942 reset_evolution_in_loop): Ditto.
16943 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16945 2007-01-31 Dirk Mueller <dmueller@suse.de>
16947 * c-common.c (warn_about_parentheses): Separate warning about
16948 un-parenthized sequence of comparison operators from the one
16949 which is supposed to warn about x <= y <= z.
16951 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16953 * optabs.h (enum optab_index): Add new OTI_isinf.
16954 (isinf_optab): Define corresponding macro.
16955 * optabs.c (init_optabs): Initialize isinf_optab.
16956 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16958 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16959 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16961 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16962 expand_builtin_interclass_mathfn.
16963 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16964 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16965 (fxam<mode>2_i387): New insn pattern.
16966 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16967 built-in functions as x87 inline asm.
16969 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16971 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16973 2007-01-30 Eric Christopher <echristo@apple.com>
16975 * config.gcc: Add geode.
16977 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16979 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16980 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16981 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16982 value-prof.c: Fix comment typos.
16984 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16987 * doc/invoke.texi (Wpointer-arith): Document warning.
16989 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16991 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16992 the list of discrepancies from the draft TR.
16994 2007-01-30 Dirk Mueller <dmueller@suse.de>
16997 * doc/invoke.texi (-Wreturn-type): Update description to
16998 match new behavior.
17000 2007-01-30 Richard Sandiford <richard@codesourcery.com>
17002 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
17004 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
17006 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
17007 to handle optabs that operate on floating point input argument and
17008 output to integer output.
17009 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
17010 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
17011 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
17012 expand_builtin_interclass_mathfn ().
17013 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
17014 (ilogbsi2): Remove.
17015 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
17016 ilogbl built-in functions as x87 intrinsics.
17018 2007-01-30 Richard Guenther <rguenther@suse.de>
17020 PR middle-end/27657
17021 * dwarf2out.c (reference_to_unused): Query varpool if the
17022 variable was output.
17024 2007-01-30 Richard Guenther <rguenther@suse.de>
17026 PR middle-end/30313
17027 * passes.c (execute_one_pass): Reset in_gimple_form to not
17028 confuse non-unit-at-a-time mode.
17030 2007-01-29 Roger Sayle <roger@eyesopen.com>
17031 Richard Guenther <rguenther@suse.de>
17033 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
17034 avoid undefined behaviour on overflow. Use force_fit_type_double
17035 to construct the constant with the specified TREE_OVERFLOW.
17037 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17039 * config/dfp-bit.c: Add parameterized support for fp exceptions.
17040 * config/dfp-bit.h: Ditto.
17042 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17044 * c-decl.c (pop_scope): Replace warnings with call to
17045 warn_for_unused_label.
17046 * c-common.h (warn_for_unused_label): Declare.
17047 * c-common.c (warn_for_unused_label): Define.
17049 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17051 * tree-optimize.c (update_inlined_to_pointers): Delete unused
17054 2007-01-29 Janis Johnson <janis187@us.ibm.com>
17056 * Makefile.in (USER_H): Remove decfloat.h.
17057 * ginclude/decfloat.h: Delete, moving contents to ...
17058 * ginclude/float.h: Add support for decimal floating point,
17059 guarded by __STDC_WANT_DEC_FP__.
17061 2007-01-29 Mike Stump <mrs@apple.com>
17063 * doc/gccint.texi (Top): Rename Loop Representation to Loop
17064 Analysis and Representation to resolve case insensitive conflict.
17065 * doc/loop.texi (Loop Analysis and Representation): Likewise.
17067 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
17069 * tree.h (struct tree_memory_tag): Add aliases member.
17070 (MTAG_ALIASES): New macro.
17071 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
17072 (add_may_alias): Remove pointer-set. Update for may_aliases being
17074 (mark_aliases_call_clobbered): Update for may_aliases being a
17076 (compute_tag_properties): Ditto.
17077 (create_partition_for): Ditto.
17078 (compute_memory_partitions): Ditto.
17079 (dump_may_aliases_for): Ditto.
17080 (is_aliased_with): Ditto.
17081 (add_may_alias_for_new_tag): Ditto.
17082 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
17083 (compute_is_aliased): New function.
17084 (compute_may_aliases): Call compute_is_aliased).
17085 (init_alias_info): Initialize alias_bitmap_obstack.
17086 (union_alias_set_into): New function.
17087 (compute_flow_sensitive_aliasing): Use union_aliases_into.
17088 (have_common_aliases_p): Rewrite to take two bitmaps and use
17090 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
17091 Update for bitmaps.
17092 (finalize_ref_all_pointers): Update for add_may_alias changes.
17093 (new_type_alias): Ditto.
17094 * tree-flow-inline.h (may_aliases): Return a bitmap.
17095 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
17096 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
17097 may_aliases being a bitmap.
17098 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
17099 may_aliases now returns a bitmap.
17100 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
17102 * tree-ssa-operands.c (add_virtual_operand): Update for
17103 may_aliases being a bitmap.
17105 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
17107 PR tree-optimization/30630
17108 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
17109 variable as changed.
17111 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
17114 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
17115 expanded only once even if an error occurs.
17117 2007-01-29 Ben Elliston <bje@au.ibm.com>
17119 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
17120 (__gcov_average_profiler): Likewise.
17121 (__gcov_ior_profiler): Likewise.
17122 (__gcov_merge_ior): Likewise.
17124 2007-01-28 Jan Hubicka <jh@suse.cz>
17126 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
17127 * value-prof.c (stringop_block_profile): Likewise.
17129 2007-01-28 Jan Hubicka <jh@suse.cz>
17131 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
17132 Add variant handling histograms; add wrapper.
17133 (clear_storage_via_libcall): Export.
17134 (emit_block_move_hints): Break out from ...; add histograms.
17135 (emit_block_move): ... this one.
17136 (clear_storage_hints): Break out from ...; add histograms.
17137 (clear_storage): ... this one.
17138 (set_storage_via_memset): Handle histogram.
17139 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
17140 (clear_storage_hints, clear_storage_via_libcall): Declare.
17141 (set_storage_via_setmem): Update prototype.
17142 * doc/md.texi (movmem, setmem): Document new arguments.
17144 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
17145 Add new histograms.
17146 (stringop_block_profile): New global function.
17147 (tree_stringops_values_to_profile): Profile block size and alignment.
17148 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
17150 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
17151 (stringop_block_profile): Declare.
17152 * builtins.c: Include value-prof.h.
17153 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
17154 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
17155 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
17156 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
17157 * profile.c (instrument_values): Add new counters.
17158 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
17160 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
17161 (tree_init_edge_profiler): Build new profilers.
17162 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
17163 (pass_tree_profile): Add dump.
17164 (tree_profile_hooks): Update.
17165 * Makefile.in (LIBGCOV): Add new constants.
17166 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
17167 __gcov_ior_profiler): New.
17168 * i386.md (movmem/setmem expanders): Add new optional arguments.
17170 2007-01-28 David Edelsohn <edelsohn@gnu.org>
17172 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
17174 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17176 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
17177 (tree_unswitch_single_loop): Pass eni_size_weights to
17178 tree_num_loop_insns.
17179 * tree-ssa-loop-manip.c: Include tree-inline.h.
17180 (can_unroll_loop_p): Pass eni_size_weights to
17181 tree_num_loop_insns.
17182 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
17183 Pass eni_size_weights to estimate_num_insns.
17184 * tree.h (init_inline_once): Export.
17185 * toplev.c (backend_init): Call init_inline_once.
17186 * cgraphunit.c (cgraph_process_new_functions,
17187 cgraph_analyze_function): Pass eni_inlining_weights to
17188 estimate_num_insns.
17189 * ipa-inline.c (compute_inline_parameters): Ditto.
17190 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
17191 to estimate_num_insns.
17192 (try_unroll_loop_completely): Pass eni_size_weights to
17193 tree_num_loop_insns.
17194 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
17195 ot estimate_num_insns.
17196 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
17197 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
17198 * tree-inline.c (eni_inlining_weights, eni_size_weights,
17199 eni_time_weights): New variables.
17200 (init_inline_once): Initialize them.
17201 (struct eni_data): Mew.
17202 (estimate_num_insns_1, estimate_num_insns): Use weights.
17203 * tree-inline.h (struct eni_weights_d): New.
17204 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
17205 (estimate_num_insns): Declaration changed.
17206 * cfgloop.h (tree_num_loop_insns): Declaration changed.
17207 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
17208 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
17210 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
17212 * tree-data-ref.c (conflict_fn): Assert that the number of affine
17213 relations in the conflict function is valid.
17215 2007-01-27 Ian Lance Taylor <iant@google.com>
17217 * common.opt: Add fstrict-overflow.
17218 * opts.c (decode_options): Set flag_strict_overflow if -O2.
17219 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
17220 (TYPE_OVERFLOW_UNDEFINED): Define.
17221 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
17223 * tree.h (TYPE_TRAP_SIGNED): Don't define.
17224 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
17225 (fold_negate_expr): Likewise.
17226 (make_range): Likewise.
17227 (extract_muldiv_1): Likewise.
17228 (maybe_canonicalize_comparison): Likewise.
17229 (fold_comparison): Likewise.
17230 (fold_binary): Likewise.
17231 (tree_expr_nonnegative_p): Likewise.
17232 (tree_expr_nonzero_p): Likewise.
17233 * tree-vrp.c (compare_values): Likewise.
17234 (extract_range_from_binary_expr): Likewise.
17235 (extract_range_from_unary_expr): Likewise.
17236 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
17238 (nowrap_type_p): Likewise.
17239 * tree-scalar-evolution.c (simple_iv): Likewise.
17240 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
17241 (build_range_check): Likewise.
17242 (extract_muldiv_1): Likewise.
17243 (fold_comparison): Likewise.
17244 * tree-vrp.c (vrp_int_const_binop): Likewise.
17245 (extract_range_from_unary_expr): Likewise.
17246 * convert.c (convert_to_integer): Likewise.
17247 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
17248 (fold_comparison): Likewise.
17249 (fold_binary): Likewise.
17250 * optabs.c (optab_for_tree_code): Likewise.
17251 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
17252 * simplify-rtx.c (simplify_const_relational_operation): Check
17253 flag_strict_overflow and flag_trapv.
17254 (simplify_const_relational_operation): Likewise.
17255 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
17256 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
17259 2007-01-27 Roger Sayle <roger@eyesopen.com>
17261 * tree.c (tree_fold_gcd): Delete.
17262 * tree.h (tree_fold_gcd): Remove prototype.
17263 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
17264 test whether one constant integer is a multiple of another. Instead
17265 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
17266 * fold-const.c (multiple_of_p): We've determined both TOP and
17267 BOTTOM are integer constants so we can call int_const_binop directly
17268 instead of the more generic const_binop.
17270 2007-01-27 Roger Sayle <roger@eyesopen.com>
17272 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
17273 1*X check that the constant hasn't overflowed, to preserve the
17275 (round_up): Provide an efficient implementation when rouding-up an
17276 INTEGER_CST to a power-of-two.
17278 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17280 * doc/sourcebuild.texi: Add comma for clarity.
17281 * doc/extend.texi: Fix some typos.
17282 * doc/passes.texi: Likewise.
17283 * doc/cppinternals.texi: Likewise.
17284 * doc/c-tree.texi: Likewise.
17285 * doc/tree-ssa.texi: Likewise.
17286 * doc/install.texi: Likewise.
17288 2007-01-27 Jan Hubicka <jh@suse.cz>
17290 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
17291 (pass_sra): Do not require alias information.
17292 * passes.c (init_optimization_passes): Add SRA
17294 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
17296 * tracer.c (rest_of_handle_tracer): We already cleaned
17297 up the CFG in tracer() so don't do it here again.
17298 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
17299 cleanup_cfg here, either. And don't call renumber_insns.
17301 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
17302 and BB_HEAD are in the insn stream here. Instead make sure
17303 that BB_INSN is valid on all insns. Also, do check here that
17304 there are no pending branch predictions...
17305 (rtl_verify_flow_info): ...instead of doing it here. Checks
17306 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
17309 2007-01-26 Roger Sayle <roger@eyesopen.com>
17311 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
17312 function to simplify/factorize operand order canonicalization.
17313 (ix86_fixup_binary_operands): Reorganize using the above function.
17314 (ix86_binary_operator_ok): Likewise.
17316 2007-01-27 Jakub Jelinek <jakub@redhat.com>
17318 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
17319 file scope from optimize_attrs.
17320 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
17322 (optimize_attrs): Clear insn_code_values after freeing it.
17324 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
17326 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
17327 a parts.base assignment.
17329 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
17331 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
17332 (compute_subscript_distance, initialize_data_dependence_relation,
17333 finalize_ddr_dependent, analyze_ziv_subscript,
17334 analyze_siv_subscript_cst_affine,
17335 compute_overlap_steps_for_affine_univar,
17336 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
17337 analyze_siv_subscript, analyze_miv_subscript,
17338 analyze_overlapping_iterations, subscript_dependence_tester_1,
17339 compute_self_dependence, free_dependence_relation): Work
17340 with affine_fn instead of chrecs.
17341 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
17342 common_affine_function, affine_function_base,
17343 affine_function_constant_p, affine_fn_op, affine_fn_plus,
17344 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
17345 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
17346 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
17347 (all_chrecs_equal_p): Removed.
17348 * tree-data-ref.h (affine_fn, conflict_function): New types.
17349 (struct subscript): Change type of conflicting_iterations_in_a
17350 and conflicting_iterations_in_b.
17352 2007-01-26 Steve Ellcey <sje@cup.hp.com>
17355 * config/pa/pa.h (TARGET_HPUX_11): New.
17356 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
17357 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
17359 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
17360 Richard Guenther <rguenther@suse.de>
17362 * tree-ssa-structalias.c (solve_graph): Handle case
17363 we merged the variable to another.
17365 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17367 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
17370 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
17371 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
17373 2007-01-25 DJ Delorie <dj@redhat.com>
17375 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
17376 allow changes to modes which don't fit in those registers.
17378 * reload1.c (choose_reload_regs): Check for invalid subregs before
17379 computing their locations, not after.
17381 2007-01-25 Geoffrey Keating <geoffk@apple.com>
17384 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
17385 save Altivec registers in an eh_return function.
17386 (compute_vrsave_mask): Likewise.
17387 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
17388 for saving Altivec registers.
17389 (rs6000_emit_prologue): Don't allocate stack twice in
17390 eh_return function. Correct expected value of altivec_save_offset
17391 when using save_world. Describe save of R0 to stack when using
17392 save_world. Describe stack pointer adjustment when using
17393 save_world. Remove duplicated eh_return parameter register saving.
17394 Update sp_offset variable after save_world.
17395 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
17397 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
17398 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
17401 2007-01-25 Steve Ellcey <sje@cup.hp.com>
17403 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
17405 2007-01-25 Steve Ellcey <sje@cup.hp.com>
17408 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
17409 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
17411 2007-01-25 Richard Guenther <rguenther@suse.de>
17413 * doc/invoke.texi (-Wcoverage-mismatch): Document.
17414 * common.opt (-Wcoverage-mismatch): New warning option.
17415 * coverage.c (get_coverage_counts): Ignore coverage mismatch
17416 if -Wcoverage-mismatch is given.
17418 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
17420 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
17421 (ipcp_driver): Change to static definition.
17422 Add dumping of the ifunctions.
17423 (constant_val_insert): Remove unused parameter. Support for SSA.
17424 (ipcp_propagate_const): Support for SSA.
17425 (ipcp_profile_bb_print): Print only analyzed nodes.
17426 (ipcp_replace_map_create): Remove support for Fortran constant
17428 * ipa-prop.c (ipa_method_modify_stmt,
17429 ipa_callsite_compute_param): Support for SSA.
17430 * ipa-prop.h (ipcp_driver): Remove declaration.
17431 (IS_VALID_TREE_MAP_INDEX): Add define.
17433 2007-01-24 Geoffrey Keating <geoffk@apple.com>
17435 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
17437 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17439 PR middle-end/30447
17440 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
17441 constant argument to cabs and do it without checking for
17442 -funsafe-math-optimizations.
17444 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
17446 * c-common.h (RID_FIRST_CXX0X): New.
17447 (RID_LAST_CXX0X): New.
17448 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
17450 * c.opt (Wc++0x-compat): New.
17451 * doc/invoke.texi (-Wc++0x-compat): Document.
17453 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17455 * builtins.c (fold_builtin_carg): New.
17456 (fold_builtin_1): Use it.
17458 2007-01-24 Jan Hubicka <jh@suse.cz>
17460 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
17462 * ipa-inline.c (initial_insns, max_insns): Delete.
17463 (compute_max_insns): New function.
17464 (cgraph_decide_inlining_of_small_function): Use it; take minimal
17465 amount of insns as base for code growth.
17466 (cgraph_decide_inlining): Make initial_insns local; do not compute
17468 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
17469 * doc/invoke.texi (inline-unit-growth): Update docs.
17471 2007-01-24 Jakub Jelinek <jakub@redhat.com>
17473 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
17474 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
17475 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
17476 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
17477 for CPUs that have PTA_CX16 set.
17479 PR middle-end/27416
17480 * gimplify.c (omp_check_private): New function.
17481 (gimplify_scan_omp_clauses): Use it for
17482 firstprivate/lastprivate/reduction.
17484 PR middle-end/30494
17485 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
17486 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
17488 PR middle-end/30421
17489 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
17490 If lower_lastprivate_clauses emits some statements, append them
17491 to dlist rather than body_p and to body_p append an initializer.
17492 (lower_omp_for): Adjust caller.
17494 2007-01-24 Steve Ellcey <sje@cup.hp.com>
17496 * target.h (globalize_decl_name): New.
17497 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17498 * output.h (default_globalize_decl_name): New.
17499 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
17501 (globalize_decl): Ditto.
17502 (default_globalize_decl_name): New.
17503 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
17504 (ia64_handle_version_id_attribute): New.
17505 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17506 (ia64_asm_output_external): Use globalize_decl_name instead
17507 of globalize_label.
17508 * doc/extend.texi (version_id): New pragma.
17509 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
17511 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17513 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
17514 _uleb128_t and _Unwind_SWord with _sleb128_t.
17515 * unwind-dw2.c (extract_cie_info, execute_stack_op,
17516 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
17518 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
17519 * unwind-pe.h (read_uleb128, read_sleb128,
17520 read_encoded_value_with_base): Likewise.
17521 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
17523 2007-01-24 Richard Guenther <rguenther@suse.de>
17525 * builtins.c (expand_builtin_cexpi): Get the fndecl
17526 for cexp in the correct way.
17528 2007-01-24 Jan Hubicka <jh@suse.cz>
17530 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
17533 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17535 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
17536 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
17537 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
17538 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
17539 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
17540 __SIZEOF_PTRDIFF_T__.
17541 * doc/cpp.texi: Documentation for the new builtin macros added.
17543 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
17545 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
17546 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
17547 instead of operands[2] to avoid access past the end of array.
17549 2007-01-24 Richard Sandiford <richard@codesourcery.com>
17551 * reload1.c (emit_reload_insns): Pass the reload register
17552 for a non-spill output reload through forget_old_reloads_1.
17554 2007-01-23 Joseph Myers <joseph@codesourcery.com>
17556 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17557 _SOFT_DOUBLE if doubles use software floating-point.
17558 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
17559 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17560 * config/rs6000/darwin-ldouble.c: Also compile functions for
17561 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
17562 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17563 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
17564 commented-out long double override.
17565 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
17566 * config/rs6000/eabispe.h: Likewise.
17567 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
17568 long double for non-SPE.
17569 (rs6000_handle_option): Likewise.
17570 (invalid_e500_subreg): Disallow more subregs involding DImode,
17571 DFmode, TImode or TFmode.
17572 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
17574 (legitimate_lo_sum_address_p): Also check for TFmode for E500
17576 (rs6000_legitimize_address): Also handle TFmode for E500 double.
17577 (rs6000_legitimize_reload_address): Also handle TFmode for E500
17579 (rs6000_legitimate_address): Also check for TFmode for E500
17581 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
17582 (spe_build_register_parallel): Handle TFmode and TCmode.
17583 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
17585 (function_arg): Handle TFmode and TCmode for E500 double.
17586 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
17588 (print_operand): Handle TFmode and TImode for %y.
17589 (rs6000_generate_compare): Handle TFmode comparisons for E500
17591 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
17592 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
17593 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
17594 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
17595 TFmode for E500 double.
17596 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
17597 (floatsidf2): Enable for E500 double.
17598 (movtf_softfloat): Use rs6000_nonimmediate_operand.
17599 (extenddftf2): Change to extenddftf2_fprs.
17600 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
17601 depending on TARGET_E500_DOUBLE.
17602 (extendsftf2): Enable for E500 double.
17603 (trunctfdf2): Enable for E500 double.
17604 (trunctfsf2): Change to trunctfsf2_fprs.
17605 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
17606 depending on TARGET_E500_DOUBLE.
17607 (floatsitf2): Enable for E500 double.
17608 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
17609 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
17610 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
17611 (negtf2): Change to negtf2_internal.
17612 (negtf2): New expander.
17613 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
17614 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
17615 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
17616 (movdi_internal32): Use rs6000_nonimmediate_operand.
17617 (unnamed splitter): Likewise.
17618 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
17619 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
17620 (SPE64TF, DITI): New mode macros.
17621 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
17624 (frob_<mode>_di_2): New.
17625 (frob_tf_di_8_2): New.
17626 (frob_di_df): Change to frob_di_<mode>; allow more modes.
17628 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
17630 (frob_ti_<mode>_8_2): New.
17631 (frob_ti_tf_2): New.
17632 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
17633 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
17635 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
17636 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
17637 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
17638 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
17639 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
17640 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
17643 2007-01-23 Ian Lance Taylor <iant@google.com>
17645 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
17647 (OBJS-archive): Reformat, alphabetize.
17648 (OBJS): Change out_object_file to OBJS-md.
17650 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
17652 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17653 JUMP_P and CALL_P predicates where applicable.
17654 * config/i386/i386.c: Ditto.
17655 * config/i386/i386.md: Ditto.
17656 * config/i386/mmx.md: Ditto.
17657 * config/i386/predicates.md: Ditto.
17659 2007-01-22 Andreas Schwab <schwab@suse.de>
17661 * config/m68k/m68k.h: Fix comment.
17663 2007-01-22 Jan Hubicka <jh@suse.cz>
17665 * passes.c (init_optimization_passes): Do not rerun
17666 pass_early_warn_uninitialized.
17668 2007-01-22 Richard Guenther <rguenther@suse.de>
17670 PR tree-optimization/30038
17671 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
17673 (execute_cse_sincos_1): Likewise.
17674 (execute_cse_sincos): Likewise.
17675 (gate_cse_sincos): Likewise.
17676 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
17677 the cexpi() canonicalization of sincos().
17678 * tree-pass.h (pass_cse_sincos): Declare.
17679 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
17681 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
17683 PR rtl-optimization/29329
17684 * combine.c (replaced_rhs_insn): Rename to i2mod.
17685 (replaced_rhs_value): Rename to i2mod_new_rhs.
17686 (i2mod_old_rhs): New global variable.
17687 (combine_instructions): Adjust for above change. Save a copy of
17688 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
17689 note are substituted in the second instruction.
17690 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
17691 ditch the note if it pertains to the second eliminated register
17692 and this register is mentioned in i2mod_old_rhs.
17695 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
17697 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
17698 the insn to which the note was originally attached.
17700 2007-01-21 Jan Hubicka <jh@suse.cz>
17702 * ipa-inline.c (inlining_mode): Comment, move up.
17703 (cgraph_decide_inlining_incrementally): Do not perform inlining
17704 itself; fix handling of flattening of self recursive functions.
17705 (cgraph_find_cycles): Remove.
17706 (cgraph_flatten_node): Remove.
17707 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
17708 (try_inline): New function.
17709 (cgraph_early_inlining): Update call of
17710 cgraph_decide_inlining_incrementally. Apply inlining here.
17711 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
17713 2007-01-21 Dirk Mueller <dmueller@suse.de>
17716 * tree-vrp.c (check_array_bounds): do not warn
17717 about ADDR_EXPR's of ARRAY_REF's which are immediately
17718 used in binary expressions.
17720 2007-01-21 Ira Rosen <irar@il.ibm.com>
17722 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
17723 read_write_dep and macros for its access.
17724 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
17725 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
17726 argument, call vect_check_interleaving for every independent pair of
17727 data-refs. Mark loads that access the same memory location as a store
17729 (vect_check_dependences): Remove.
17730 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
17731 call, fix the call to vect_analyze_data_ref_dependence.
17732 (vect_analyze_data_ref_access): For statements that access the same
17733 data-ref, check that they are not stores; for loads, check that there
17734 is no store that access the same location.
17736 2007-01-20 Roger Sayle <roger@eyesopen.com>
17737 Joseph Myers <joseph@codesourcery.com>
17739 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
17740 (-fdump-rtl-stack): Likewise.
17741 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
17742 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
17743 (-mpt-fixed): Use @minus{} for minus sign.
17744 (Using Precompiled Headers): Fix under/overfull hbox.
17746 2007-01-20 Jan Hubicka <jh@suse.cz>
17748 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
17749 place within annotation.
17751 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17753 * pa.c (output_move_double): Change array size of xoperands to 4.
17755 2007-01-20 Jan Hubicka <jh@suse.cz>
17757 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
17760 2007-01-19 Ian Lance Taylor <iant@google.com>
17762 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
17763 constant to unsigned HOST_WIDE_INT before negating.
17765 2007-01-19 Ian Lance Taylor <iant@google.com>
17767 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
17769 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
17770 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17771 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
17772 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
17773 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17774 (realloc_vdef, realloc_vuse): Change second parameter to
17776 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
17777 fields to unsigned.
17778 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
17779 unsigned. Change x and lim locals to unsigned.
17780 (realloc_vdef, realloc_vuse): Change num_elem parameter to
17782 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
17783 (copy_virtual_operands): Change i and n locals to unsigned.
17785 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17787 PR middle-end/29335
17788 * builtins.c (fold_builtin_1): Handle builtin fdim.
17790 2007-01-20 Jan Hubicka <jh@suse.cz>
17792 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
17793 * tree-ssa-structalias.c (compute_points_to_sets): Do call
17794 init_alias_heapvars.
17795 (init_alias_heapvars): Initialize only when not already initialized.
17796 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
17798 2007-01-19 Roger Sayle <roger@eyesopen.com>
17800 * common.opt (fsigned-zeros): New command line option.
17801 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
17802 of flag_unsafe_math_optimizations.
17803 * opts.c (set_fast_math_flags): The -ffast-math command line option
17804 implies -fno-signed-zeros.
17805 (fast_math_flags_set_p): Likewise.
17807 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
17808 the documentation of -ffast-math appropriately. Wrap long lines.
17810 2007-01-19 Steve Ellcey <sje@cup.hp.com>
17812 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
17813 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
17815 2007-01-19 Tomas Bily <tbily@suse.cz>
17817 * cgraphunit.c (cgraph_finalize_function): Updating of pid
17819 (tree_init_ic_make_global_vars): New function
17820 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
17821 (tree_gen_ic_profiler): New function
17822 (tree_gen_ic_func_profiler): New function
17823 (tree_profiling): Added calling of tree_gen_ic_func_profiler
17824 (tree_profile_hooks): Added hook for indirec/virtual calls
17825 * value-prof.c (tree_find_values_to_profile): New case for
17827 (tree_values_to_profile): Call for determining indirect/virtual
17829 (tree_indirect_call_to_profile): New function
17830 (tree_ic_transform): New function
17831 (tree_ic): New function
17832 (find_func_by_pid): New function
17833 (init_pid_map): New function
17834 (tree_value_profile_transformations): Added check for
17835 indirect/virtual call transformation
17836 * value-prof.h (enum hist_type): New counter type for
17837 indirect/virtual calls
17838 (profile_hooks): Added new hook for profiling indirect/virtual
17840 * profile.c (instrument_values): New case for indirect/virtual
17842 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
17843 (GCOV_COUNTER_V_INDIR): New counter type
17844 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
17845 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
17847 * cgraph.c: Definition of cgraph_max_pid
17848 (cgraph_create_node): Default init of pid attribute
17849 * cgraph.h: Declaration of cgraph_max_pid
17850 (struct cgraph_node): Added pid attribute
17851 * libgcov.c (__gcov_indirect_call_profiler): New function
17852 (__gcov_one_value_profiler_body): New function
17853 (__gcov_one_value_profiler): Body was moved to
17854 __gcov_one_value_profiler_body and calls it
17856 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17858 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17859 * gengtype.c (write_types_data, write_func_for_structure,
17860 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17861 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17862 (walk_type, write_func_for_structure): Generate the mark_hook if
17865 2007-01-19 Jan Hubicka <jh@suse.cz>
17867 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17868 'early' argument take inlining mode argument specifying whether to
17869 inline for size/speeed or all functions; add support for flattening;
17871 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17873 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17876 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17877 the name of the declared identifier.
17879 2007-01-19 Dirk Mueller <dmueller@suse.de>
17881 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17882 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17883 duplicate evaluation.
17885 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17887 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17888 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17889 to XFMode, use acosxf2 and truncate result to requested mode.
17890 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17891 (asin<mode>2): Similarly, with asin expanders.
17892 (*fscalexf4_i387): Rename from *fscalexf4.
17893 (expNcorexf3): New expander.
17894 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17895 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17896 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17897 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17898 patterns for SSE math.
17899 (exp10<mode>2): Similarly, with exp10 expanders.
17900 (exp2<mode>2): Similarly, with exp2 expanders.
17901 (expm1<mode>2): Similarly, with expm1 expanders.
17902 (ldexp<mode>3): Similarly, with ldexp expanders.
17903 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17904 Use gen_truncxf<mode>2_i387_noop to truncate result.
17906 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17908 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17909 for ColdFire targets.
17911 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17912 Richard Sandiford <richard@codesourcery.com>
17914 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17915 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17916 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17917 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17918 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17919 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17921 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17923 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17924 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17925 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17926 (*adddi_dilshr32_cf): New pattern.
17927 (adddi3, subdi3): Remove first alternatives.
17929 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17931 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17932 implemented using move.l, do not use its cc result for floating-point
17935 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17937 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17938 from accepting 's' constraints if flag_pic.
17940 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17942 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17943 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17944 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17945 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17947 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17949 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17950 ColdFire alternatives.
17951 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17952 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17953 architectures that support ff1 instruction.
17955 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17956 Julian Brown <julian@codesourcery.com>
17958 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17959 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17960 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17963 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17965 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17967 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17968 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17969 HOST_WIDE_INT instead of an rtx.
17970 (m68k_rtx_costs): Update call accordingly.
17971 (output_move_const_into_data_reg): Likewise. Fix formatting.
17972 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17974 (output_move_simode_const): Update calls after above changes.
17975 Rework to use automatic variables and predicates like MEM_P.
17976 * config/m68k/m68k.md (pushexthisi_const): Update call to
17979 2007-01-19 Dirk Mueller <dmueller@suse.de>
17981 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17982 in dump_flags test.
17984 2007-01-19 Richard Guenther <rguenther@suse.de>
17986 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17987 via cexp in case sincos is not available.
17989 2007-01-19 Richard Guenther <rguenther@suse.de>
17991 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17992 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17993 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17994 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17995 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17996 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17997 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17998 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
18000 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
18002 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
18004 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
18005 (atan2xf3): Directly generate RTL pattern.
18006 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
18007 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18008 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18009 disable patterns for SSE math.
18010 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
18011 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
18012 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18013 disable patterns for SSE math.
18015 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
18017 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
18019 2007-01-18 Roger Sayle <roger@eyesopen.com>
18021 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
18022 VIEW_CONVERT_EXPR to the same type as it's operand.
18024 2007-01-18 David Edelsohn <edelsohn@gnu.org>
18026 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
18027 configured for long double 128.
18029 2007-01-18 Mike Stump <mrs@apple.com>
18031 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
18034 2007-01-18 Michael Meissner <michael.meissner@amd.com>
18036 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
18039 2007-01-18 Jan Hubicka <jh@suse.cz>
18041 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
18042 greater than NUM_VOP_FREE_BUCKETS.
18044 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
18046 * tree-ssa-structalias.c: Update comments.
18047 (ptabitmap_obstack): Removed.
18048 (pta_obstack): New.
18049 (oldpta_obstack): Ditto.
18050 (stats): Add a few members.
18051 (struct variable_info): Remove node, complex, address_taken, and
18052 indirect_target members. Add oldsolution member.
18053 (new_var_info): Do not initialize removed members.
18054 (constraint_expr_type): Remove INCLUDES.
18055 (constraint_graph): Add size, implicit_preds, rep,
18056 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
18057 (FIRST_REF_NODE): New macro.
18058 (LAST_REF_NODE): Ditto.
18059 (FIRST_ADDR_NODE): Ditto.
18060 (find): New function.
18062 (dump_constraint): Do not handle INCLUDES.
18063 (insert_into_complex): Do not insert duplicate constraints.
18064 (condense_varmap_nodes): Renamed and rewritten into ...
18065 (merge_node_constraints): This. Also fix bug in handling of
18066 offseted copy constraints.
18067 (clear_edges_for_node): No longer need to deal with preds at all,
18068 or removing associated preds/succs.
18069 (merge_graph_nodes): Deal with indirect_cycles.
18070 Don't deal with predecessors.
18071 (add_implicit_graph_edge): New function.
18072 (add_pred_graph_edge): Ditto.
18073 (add_graph_edge): Don't deal with predecessors.
18074 (build_constraint_graph): Removed.
18075 (build_pred_graph): New function.
18076 (build_succ_graph): Ditto.
18077 (struct scc_info): Removed in_component. Added roots, dfs, and
18078 node_mapping. Remove visited_index, unification_queue.
18079 (scc_visit): Deal with union-find we do now.
18080 Deal with cycles with REF nodes.
18081 (collapse_nodes): Renamed and rewritten to ...
18082 (unify_nodes): This.
18083 (process_unification_queue): Removed.
18084 (topo_visit): Cleanup
18085 (do_da_constraint): Use find.
18086 (do_sd_constraint): Ditto.
18087 (do_ds_constraint): Ditto.
18088 (do_complex_constraint): Ditto.
18089 (init_scc_info): Update for removed and added members.
18090 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
18091 (find_indirect_cycles): This.
18092 (equivalence_class): New variable.
18093 (label_visit): New function.
18094 (perform_variable_substitution): Rewritten.
18095 (free_var_substitution_info): New function.
18096 (find_equivalent_node): Ditto.
18097 (move_complex_constraints): Ditto.
18098 (eliminate_indirect_cycles): Ditto.
18099 (solve_graph): Only propagate changed bits.
18100 Use indirect cycle elimination.
18102 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
18103 (tree_id_eq): Renamed to ...
18104 (tree_vi_eq): This. Update for member change
18105 (insert_id_for_tree): Renamed and rewritten to ...
18106 (insert_vi_for_tree): This.
18107 (lookup_id_for_tree): Renamed and rewritten to ...
18108 (lookup_vi_for_tree): This.
18109 (get_id_for_tree): Renamed and rewritten to ...
18110 (get_vi_for_tree): Ditto.
18111 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
18112 (process_constraint): Don't handle INCLUDES.
18113 Remove special ADDRESSOF case.
18114 (find_func_aliases): Rewrite to use vi functions instead of id
18116 (create_function_info_for): Ditto.
18117 (create_variable_info_for): Ditto.
18118 (intra_create_variable_infos): Ditto.
18119 (merge_smts_into): Ditto.
18120 (find_what_p_points_to): Ditto.
18121 (init_base_vars): Ditto.
18122 (init_alias_vars): Ditto.
18123 (remove_preds_and_fake_succs): New function.
18124 (dump_sa_points_to_info): Dump new stats.
18125 (dump_solution_for_var): Use find.
18126 (set_used_smts): Fix formatting.
18127 (compute_points_to_sets): Updated for new functions.
18128 (ipa_pta_execute): Ditto.
18130 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18131 Richard Sandiford <richard@codesourcery.com>
18133 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
18135 * calls.c (expand_call): If the return value is a PARALLEL,
18136 extract its first member.
18137 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
18138 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18139 use FUNCTION_EXTRA_EPILOGUE.
18140 (m68k_function_value): Return a PARALLEL if the return value
18141 is of a pointer type.
18142 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
18143 (FUNCTION_EXTRA_EPILOGUE): Remove.
18144 * config/m68k/m68k.md (D0_REG): New constant.
18146 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18148 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
18149 output a NOP for empty epilogues.
18151 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18153 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
18154 before function. Extend register save check to include all
18155 registers, not just integer ones.
18157 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18159 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
18160 (m68k_use_return_insn): ...this.
18161 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
18162 * config/m68k/m68k.c (use_return_insn): Rename to...
18163 (m68k_use_return_insn): ...this.
18164 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
18165 of USE_RETURN_INSN.
18167 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18169 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
18170 nearest even, fix denormal rounding overflow.
18172 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18174 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
18175 f%$smove and f%$move.
18176 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
18177 (extendsfdf2_cf): Use fdmove instead of f%&move.
18178 (truncdfsf2_cf): Use fsmove instead of f%$smove.
18179 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
18181 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18183 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
18186 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18188 * real.h (real_format): Add a canonical_nan_lsbs_set field.
18189 (coldfire_single_format): Declare.
18190 (coldfire_double_format): Likewise.
18191 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
18192 of qnan_msb_set to determine the lower bits of a canonical
18194 (encode_ieee_double): Likewise.
18195 (encode_ieee_quad): Likewise.
18196 (ieee_single_format): Initialize canonical_nan_lsbs_set.
18197 (mips_single_format): Likewise.
18198 (ieee_double_format): Likewise.
18199 (mips_double_format): Likewise.
18200 (ieee_extended_motorola_format): Likewise.
18201 (ieee_extended_intel_96_format): Likewise.
18202 (ieee_extended_intel_128_format): Likewise.
18203 (ieee_extended_intel_96_round_53_format): Likewise.
18204 (ibm_extended_format): Likewise.
18205 (mips_extended_format): Likewise.
18206 (ieee_quad_format): Likewise.
18207 (mips_quad_format): Likewise.
18208 (vax_f_format): Likewise.
18209 (vax_d_format): Likewise.
18210 (vax_g_format): Likewise.
18211 (i370_single_format): Likewise.
18212 (i370_double_format): Likewise.
18213 (decimal_single_format): Likewise.
18214 (decimal_double_format): Likewise.
18215 (decimal_quad_format): Likewise.
18216 (c4x_single_format): Likewise.
18217 (c4x_extended_format): Likewise.
18218 (real_internal_format): Likewise.
18219 (coldfire_single_format): New real_format.
18220 (coldfire_double_format): Likewise.
18221 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
18222 canonical_nan_lsbs_set.
18223 (pdp11_d_format): Likewise.
18224 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
18225 if TARGET_COLDFIRE_CPU.
18227 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18229 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
18230 (output_call, m68k_legitimize_call_address): Declare.
18231 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
18232 parenthesees. Add support for a 'W' constraint.
18233 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
18234 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
18235 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
18236 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
18238 (override_options): Initialize them. Do not set flag_no_function_cse
18239 for TARGET_ID_SHARED_LIBRARY.
18240 (m68k_output_pic_call): Delete.
18241 (m68k_legitimize_call_address): New function.
18242 (print_operand): Remove the %o prefix. Handle the %p prefix.
18243 (output_call): New function.
18244 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
18245 target address from the GOT if symbolic jumps are not allowed.
18246 * config/m68k/m68k.md (call, general_operand): Do not set
18247 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
18248 Merge separate flag_pic and !flag_pic define_insns into...
18249 (*call, *call_value): ...these new patterns. Match the address
18250 rather than the containing MEM and require it to be a call_operand.
18251 Use output_call to generate the asm template.
18252 * config/m68k/predicates.md (const_call_operand): New predicate.
18253 (call_operand): Likewise.
18255 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18257 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
18258 (STACK_GROWS_DOWNWARD): Define to 1.
18259 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
18260 comments, emphasizing that these values are only defaults.
18261 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
18262 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
18264 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18266 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
18268 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
18269 Richard Sandiford <richard@codesourcery.com>
18271 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
18272 (FP_REGNO_P): New macros.
18273 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
18274 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
18275 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
18276 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
18278 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18280 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18281 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
18283 * config/m68k/t-floatlib: New file, extracting common code from...
18284 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
18285 * config/m68k/t-uclinux: Here.
18286 * config/m68k/fpgnulib.c: Do not compile extendeed precision
18287 routines on ColdFire targets.
18289 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
18291 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18292 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
18293 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
18294 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
18295 explicitly set MOTOROLA to 1.
18296 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
18298 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18299 Nathan Sidwell <nathan@codesourcery.com>
18301 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
18302 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
18303 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
18304 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
18305 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
18306 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
18307 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
18308 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
18309 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
18310 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
18311 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
18312 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
18313 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
18314 (DBX_REGISTER_NUMBER): Delete.
18315 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
18316 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
18317 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
18319 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18321 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
18322 * config/flat.h: New file.
18323 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
18324 OBJECT_FORMAT_FLAT.
18325 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
18326 indirect references for -msep-data or -mid-shared-library.
18327 Do not use PC-relative code addresses either.
18328 * config/m68k/m68k.c (override_options): Restrict -fPIC error
18330 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
18331 for shared libraries and crt1.o for executables. Use crti.o and
18333 (ENDFILE_SPEC): Use crtend.o and crtn.o.
18334 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
18335 Do not add -elf2flt or -shared-lib-id options here.
18336 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
18337 Pass -shared-lib-id if -mid-shared-library, taking the library
18338 identifier from -mshared-library-id if given, otherwise
18340 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
18341 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
18342 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
18343 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
18344 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
18345 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
18347 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
18348 jump sequence for ISA A and ISA A+.
18349 (PICJUMP): Likewise.
18351 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18353 * config.gcc (m68k-*-uclinux*): Base the port on the common
18354 and m68k GNU/Linux files rather than on the generic ELF ones.
18355 * config/m68k/uclinux.h (TARGET_VERSION): Override.
18356 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
18358 2007-01-18 Julian Brown <julian@codesourcery.com>
18359 Richard Sandiford <richard@codesourcery.com>
18361 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
18362 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
18363 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
18365 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
18366 80 unconditionally.
18367 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
18369 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18371 * doc/install.texi: Document m68k-uclinuxoldabi.
18372 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
18373 * config/m68k/uclinux-oldabi.h: New file, copied from
18374 config/m68k/uclinux.h.
18376 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
18378 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
18379 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
18380 (m32r_compute_frame_size): Use unsigned for regno.
18381 (m32r_reload_lr): Use gen_frame_mem.
18383 (m32r_output_function_epilogue): Don't output the function epilogue
18385 (m32r_expand_epilogue): New.
18386 (direct_return): Return false if the function has the interrupt
18388 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
18389 * config/m32r/m32r.md (epilogue): New expander.
18390 (return_lr, return_rte): New insns.
18391 (return): Make it expander.
18392 (return_normal): New expander.
18394 2007-01-18 Josh Conner <jconner@apple.com>
18397 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
18398 support for UNLE, UNLT, UNGE, and UNGT.
18400 2007-01-18 Jan Hubicka <jh@suse.cz>
18402 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
18403 * tree-tailcall (add_virtual_phis): Likewise.
18404 (optimize_tail_call): Return TODOs.
18405 (execute_tail_calls): Return TODOs.
18406 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
18407 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
18409 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
18410 Cleanup cfg using TODO.
18411 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
18412 * passes.c (execute_function_todo): When cleanup did something, remove
18414 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
18415 (make_edges): Don't cleanup_cfg.
18417 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
18419 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
18420 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
18421 operate on the top of stack.
18422 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
18423 register handling of instructions that output to the second
18425 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
18426 (move_for_stack_reg): Special-case check for dead destination
18427 stack slot for constant load of 1.0 inside UNSPEC_TAN.
18429 * config/i386/i386.md (UNSPEC_TAN): New constant.
18430 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
18431 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
18432 to correctly model move of constant 1.0 to top stack slot.
18433 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
18434 (unnamed peephole2 pattern): Remove corresponding peephole2
18435 pattern that optimizes tan insn and loading of constant 1.0.
18436 (tanxf2): Use fptanxf4_i387.
18437 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
18438 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
18439 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18440 disable patterns for SSE math.
18441 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
18442 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
18444 2007-01-18 Dirk Mueller <dmueller@suse.de>
18445 Richard Guenther <rguenther@suse.de>
18448 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
18449 * common.opt (Warray-bounds): Add new warning option.
18450 * c-opts.c (c_common_handle_option): Define -Warray-bounds
18452 * Makefile.in: make tree-vrp.o depend on toplev.h
18453 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
18455 (check_array_refs, check_array_bounds, check_array_ref): New.
18457 2007-01-18 Jan Hubicka <jh@suse.cz>
18459 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
18460 (execute_ssa_ccp): Return flags conditionally.
18461 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
18463 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
18465 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
18467 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
18468 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
18470 * Makefile.c (GTFILES): Add cfglayout.h.
18471 * gengtype.c (open_base_files): Likewise.
18472 * cfglayout.c (cfg_layout_function_footer,
18473 cfg_layout_function_header) Reindent to make gengtype happy.
18474 * cfglayout.h (cfg_layout_function_footer,
18475 cfg_layout_function_header): Add GTY(()) marker.
18477 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
18479 2007-01-18 Ben Elliston <bje@au.ibm.com>
18481 * genautomata.c (write_automata): Include xstrerror output in the
18482 error message if writing the DFA description file fails.
18484 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
18486 * config/mips/mips-protos.h (mips_output_external): Make it
18488 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
18489 * config/mips/mips.c (irix_output_external_libcall): Likewise.
18490 (extern_list): Likewise.
18491 (extern_head): Likewise.
18492 (TARGET_ASM_FILE_END): Likewise.
18493 (mips_file_end): Likewise.
18494 (mips_output_external): Rewritten.
18496 2007-01-18 Ben Elliston <bje@au.ibm.com>
18498 * genpreds.c (write_insn_preds_c): Only write out the function
18499 body for regclass_for_constraint if we have register constraints.
18501 2007-01-17 Tom Tromey <tromey@redhat.com>
18503 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
18504 * doc/install.texi (Testing): Use sourceware.org.
18505 (Binaries): Likewise.
18506 (Specific): Likewise.
18507 * doc/contrib.texi (Contributors): Use sourceware.org.
18509 2007-01-17 Anatoly Sokolov <aesok@post.ru>
18511 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
18512 (AVR_ENHANCED): Rename to ...
18513 (AVR_HAVE_MUL): ... new.
18514 (avr_enhanced_p): Rename to ...
18515 (avr_have_mul_p): ... new.
18516 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
18517 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
18518 * config/avr/avr.c (avr_enhanced_p): Rename to ...
18519 (avr_have_mul_p): ... new.
18520 (base_arch_s): Rename 'enhanced' to 'have_mul'.
18521 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
18522 'avr_enhanced_p' and 'enhanced'.
18523 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
18524 AVR_HAVE_MUL instead of AVR_ENHANCED.
18525 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18526 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
18527 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
18528 instead of AVR_ENHANCED.
18529 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18530 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
18531 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
18533 2007-01-17 Ian Lance Taylor <iant@google.com>
18535 * vec.h (VEC_reserve_exact): Define.
18536 (vec_gc_p_reserve_exact): Declare.
18537 (vec_gc_o_reserve_exact): Declare.
18538 (vec_heap_p_reserve_exact): Declare.
18539 (vec_heap_o_reserve_exact): Declare.
18540 (VEC_OP (T,A,reserve_exact)): New static inline function, three
18542 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
18543 negative parameter.
18544 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
18545 (VEC_OP (T,A,copy)) [all versions]: Likewise.
18546 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
18547 * vec.c (calculate_allocation): Add exact parameter. Change all
18549 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
18550 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
18551 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
18552 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
18553 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
18554 (vec_heap_p_reserve_exact): New function.
18555 (vec_heap_o_reserve_exact): New function.
18557 2007-01-17 Jan Hubicka <jh@suse.cz>
18559 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
18561 2007-01-17 Eric Christopher <echristo@apple.com>
18563 * config.gcc: Support core2 processor.
18565 2007-01-16 Jan Hubicka <jh@suse.cz>
18567 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
18568 the names, just unlink the chain so we don't crash on dangling
18572 2007-01-16 Jan Hubicka <jh@suse.cz>
18574 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
18575 * tree-pass.h: Reorder to make IPA passes appear toegher.
18576 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
18578 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
18579 parameters, do not call early inliner.
18580 * ipa-inline.c: Update comments. Include tree-flow.h
18581 (cgraph_decide_inlining): Do not compute inlining parameters.
18582 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
18583 be called with function context set up.
18584 (pass_ipa_inline): Remove unreachable functions before pass.
18585 (cgraph_early_inlining): Simplify assuming to be called from the
18587 (pass_early_inline): New pass.
18588 (cgraph_gate_ipa_early_inlining): New gate.
18589 (pass_ipa_early_inline): Turn into simple wrapper.
18590 (compute_inline_parameters): New function.
18591 (gate_inline_passes): New gate.
18592 (pass_inline_parameters): New pass.
18593 (apply_inline): Move here from tree-optimize.c
18594 (pass_apply_inline): New pass.
18595 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
18597 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
18598 doing them by hand.
18599 (tree_function_versioning): Do not allocate dummy struct function.
18600 * tree-inline.h (optimize_inline_calls): Update prototype.
18601 * tree-optimize.c (execute_fixup_cfg): Export.
18602 (pass_fixup_cfg): Remove
18603 (tree_rest_of_compilation): Do not apply inlines.
18604 * tree-flow.h (execute_fixup_cfg): Declare.
18605 * Makefile.in (gt-passes.c): New.
18606 * passes.c: Include gt-passes.h
18607 (init_optimization_passes): New passes.
18608 (nnodes, order): New static vars.
18609 (do_per_function_toporder): New function.
18610 (execute_one_pass): Dump current pass here.
18611 (execute_ipa_pass_list): Don't dump current pass here.
18613 2007-01-16 Janis Johnson <janis187@us.ibm.com>
18615 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
18616 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
18618 2007-01-16 David Edelsohn <edelsohn@gnu.org>
18620 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
18621 (strong_alias): Define.
18622 (__gcc_qmul): Provide non-FMA for soft-float.
18623 (__gcc_qdiv): Same.
18628 (__gcc_qunord): New.
18638 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
18639 soft-float functions.
18640 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
18641 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
18642 about long double soft float.
18644 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
18645 Tehila Meyzels <tehila@il.ibm.com>
18647 * tree-vectorizer.h (is_pattern_stmt_p): New.
18648 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
18649 formatting (tabs instead of spaces). Cleanup and clarify setting
18650 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
18651 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
18652 (vectorizable_type_demotion): Check that types are integral.
18653 (vectorizable_type_promotion): Likewise.
18654 (vectorizable_store): Fix typo. Eliminate new-line at end of
18657 2007-01-16 Jan Hubicka <jh@suse.cz>
18659 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
18662 2007-01-15 Eric Christopher <echristo@apple.com>
18664 * ifcvt.c: Include vec.h, vecprim.h.
18665 (check_cond_move_block): New argument regs.
18666 Reorganize. Add registers used to regs.
18667 (cond_move_process_if_block): Use regs set above as
18670 2007-01-15 Eric Christopher <echristo@apple.com>
18672 * config/darwin.h: Update copyright.
18673 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
18674 (LINK_COMMAND_SPEC): Add -u.
18675 (LINK_SPEC): Fix umbrella for above.
18677 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
18679 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
18682 2007-01-15 Tom Tromey <tromey@redhat.com>
18684 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
18685 * doc/install.texi (Testing): Don't mention jacks.
18686 (Configuration): Document --enable-java-maintainer-mode. Move
18687 --with-java-home to libgcj-specific section. Document
18689 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
18691 2007-01-15 Jan Hubicka <jh@suse.cz>
18693 * tree-ssa-dce.c (DCE_TODOs): New.
18694 (propagate_necessity): Return if something changed.
18695 (eliminate_unnecessary_stmts): Likewise.
18696 (perform_tree_ssa_dce): Return TODO flags when needed.
18697 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
18699 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
18701 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
18702 (fyl2x_extend<mode>xf3_i387): New insn pattern.
18703 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
18704 patterns using X87MODEF12 mode macro. Extend operand 1
18705 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
18706 (log10<mode>2): Ditto.
18707 (log2<mode>2): Ditto.
18708 (log1p<mode>2): Ditto.
18709 (logb<mode>2): Ditto.
18710 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
18711 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
18712 (*fxtractxf3_i387): Rename from *fxtractxf3.
18713 (fxtract_extend<mode>xf3_i387): New insn pattern.
18714 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
18715 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
18716 and gen_fyl2xxf3_i387().
18718 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
18720 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
18721 * cfgloopmanip.c (fix_loop_placement): Made static. Use
18722 get_loop_exit_edges. Changed return type to bool.
18723 * cfgloop.h (fix_loop_placement): Declaration removed.
18725 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
18727 * param.h (MIN_VECT_LOOP_BOUND): New.
18728 * params.def (MIN_VECT_LOOP_BOUND): New.
18729 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
18730 argument - minimum threshold for number of iterations.
18731 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
18732 argument to declaration.
18733 * tree-vect-analyze.c (vect_analyze_operations): Check value of
18734 MIN_VECT_LOOP_BOUND.
18735 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
18736 slpeel_tree_peel_loop_to_edge with additional argument.
18737 (vect_do_peeling_for_alignment): Likewise.
18738 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
18740 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
18743 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
18744 operands of size 1.
18746 2007-01-14 Jan Hubicka <jh@suse.cz>
18748 * tree-dfa.c (remove_referenced_var): New function.
18749 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
18750 prune referenced vars list too.
18751 * tree-flow.h (remove_referenced_var): Declare.
18753 2007-01-14 Jan Hubicka <jh@suse.cz>
18755 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
18757 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
18758 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
18759 * except.h (verify_eh_throw_table_statements): Kill prototype.
18760 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
18761 into call exrepssions.
18762 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
18764 * tree-cfg.c: Include pointer-set.h.
18765 (verify_node_sharing): Work on pointer set.
18766 (verify_eh_throw_stmt_node): New.
18767 (verify_stmts): Use pointers sets, verify throw_stmt.
18769 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
18771 * ipa-reference.c (analyze_function): Consider also addresses taken
18774 2007-01-12 Roger Sayle <roger@eyesopen.com>
18776 * c-typeck.c (null_pointer_constant_p): Replace use of
18777 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18778 (build_c_cast): Likewise.
18780 2007-01-12 Roger Sayle <roger@eyesopen.com>
18782 * tree.h (force_fit_type_double): Remove unused final argument.
18783 * c-common.c (constant_expression_warning): Replace use of
18784 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18785 (convert_and_check): Likewise.
18786 (shorten_compare): Update call to force_fit_type_double.
18787 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
18788 * convert.c (convert_to_pointer): Update call to
18789 force_fit_type_double.
18790 * fold-const.c (force_fit_type_double): Remove overflowed_const
18792 (int_const_binop, fold_convert_const_int_from_int,
18793 fold_convert_const_int_from_real, fold_div_compare,
18794 fold_sign_changed_comparison, fold_unary, fold_negate_const,
18795 fold_abs_const, fold_not_const): Remove the final argument from
18796 calls to force_fit_type_double.
18798 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18800 * configure.ac: Set insn to "nop" for spu-*-* also.
18801 * configure: Regenerate.
18803 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
18805 * builtins.def : Add BUILT_IN_FREE.
18807 2007-01-12 Jan Hubicka <jh@suse.cz>
18809 PR tree-optimization/30443
18810 * tree-inline.c (tree_function_versioning): Do not optimize when
18811 cloning for inlining.
18813 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
18815 * doc/loop.texi: Document recording of loop exits.
18816 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
18817 (update_single_exits_after_duplication,
18818 update_single_exit_for_duplicated_loop,
18819 update_single_exit_for_duplicated_loops): Removed.
18820 (duplicate_loop_to_header_edge): Do not call
18821 update_single_exits_after_duplication and
18822 update_single_exit_for_duplicated_loops.
18823 (loop_version): Do not update single_exit information.
18824 (fix_loop_structure): Use record_loop_exits instead of
18825 mark_single_exit_loops.
18826 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
18827 the lists of loop exits.
18828 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
18829 split_edge, merge_blocks): Update the lists of loop exits.
18830 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
18831 loop_optimizer_init.
18832 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
18833 of mark_single_exit_loops.
18834 (loop_optimizer_finalize): Call release_recorded_exits.
18835 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
18836 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
18837 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
18838 update single exit information.
18839 * lambda-code.c (perfect_nestify): Ditto.
18840 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
18841 (mark_single_exit_loops): Removed.
18842 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
18843 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
18844 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
18846 (get_loop_exit_edges, single_exit): Use recorded exit lists.
18847 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
18848 (verify_loop_structure): Verify consistency of the exit lists.
18849 (flow_loops_find): Use alloc_loop. Initialize exits hash.
18850 (set_single_exit): Removed.
18851 * cfgloop.h (struct loop_exit): New function.
18852 (struct loop): single_exit_ field replaced by exits field.
18853 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18854 LOOPS_HAVE_RECORDED_EXITS.
18855 (struct loops): Added exits hash.
18856 (mark_single_exit_loops, set_single_exit): Declaration removed.
18857 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18859 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18861 * doc/invoke.texi: Avoid use of @headitem.
18863 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18865 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18867 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18869 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18872 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18873 Richard Sandiford <richard@codesourcery.com>
18875 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18876 * config/m68k/m68k.opt: Resort options.
18877 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18879 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18880 Richard Sandiford <richard@codesourcery.com>
18882 * doc/invoke.texi: Document the macros that are defined by
18883 m68k's -mtune and -mhard-float options.
18884 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18885 (m68k_cpp_cpu_family): Likewise.
18886 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18887 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18888 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18889 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18890 (m68k_cpp_cpu_family): Likewise.
18892 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18894 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18895 macros besides mc68000 as tuning macros. Use a switch statement
18896 to set them and mcpu32.
18898 2007-01-12 Julian Brown <julian@codesourcery.com>
18900 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18901 (TARGET_68040_ONLY): Rename to...
18902 (TARGET_68040): ...this.
18903 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18904 * config/m68k/m68k.md: Likewise.
18906 2007-01-12 Julian Brown <julian@codesourcery.com>
18907 Nathan Sidwell <nathan@codesourcery.com>
18908 Richard Sandiford <richard@codesourcery.com>
18910 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18911 the -mcpu= argument associated with the --with-cpu setting.
18912 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18913 if different from the one implied by the -mcpu setting.
18914 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18915 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18916 * doc/invoke.texi: Mention ColdFire in the introduction to the
18917 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18918 -mno-div and -mhard-float options. Make -m68881 a synonym for
18919 -mhard-float. Document the previously-undocumented -m5206e,
18920 -m528x, -m5307 and -m5407 options. Tweak the existing option
18921 documentation for consistency.
18922 * doc/install.texi: Mention new --with-cpu arguments.
18923 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18924 default CPU if neither -mcpu nor -march are specified.
18925 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18926 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18927 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18928 using m68k_tune to decide between families that implement the
18929 same ISA. Use m68k_tune to set __mcfv4e__.
18930 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18931 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18932 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18933 (FL_ISA_C, FL_ISA_MMU): New macros.
18934 (MASK_COLDFIRE): Delete.
18935 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18936 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18937 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18938 (TARGET_HARD_FLOAT): Do not define here.
18939 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18940 (TUNE_68000): New macro.
18941 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18942 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18943 (TUNE_CFV2): Redefine in terms of m68k_tune.
18944 (uarch_type, target_device, fpu_type): New enums.
18945 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18946 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18947 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18948 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18949 (FL_FOR_isa_c): New macros.
18950 (m68k_isa): New enum.
18951 (m68k_target_selection): New structure.
18952 (all_devices, all_isas, all_microarchs): New tables.
18953 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18954 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18955 (MASK_ALL_CPU_BITS): Delete.
18956 (m68k_find_selection): New function.
18957 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18958 Map the legacy target options to a combination of the new ones.
18959 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18960 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18961 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18963 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18964 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18966 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18967 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18968 * config/m68k/m68k-devices.def: New file.
18970 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18971 Nathan Sidwell <nathan@codesourcery.com>
18973 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18974 (SUBTARGET_EXTRA_SPECS): New macros.
18975 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18976 use %(asm_cpu_spec) instead.
18977 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18978 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18979 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18980 (EXTRA_SPECS): Rename to...
18981 (SUBTARGET_EXTRA_SPECS): ...this.
18983 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18984 Richard Sandiford <richard@codesourcery.com>
18985 Julian Brown <julian@codesourcery.com>
18987 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18988 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18989 to the configuration's default CPU.
18990 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18991 Remove default masks.
18992 (m680[012]0-*-*): Set the default with_cpu to the first part of
18994 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18995 (m68k*-*-linux): Extend the --with-cpu handling to...
18996 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18997 and m68010. Don't set target_cpu_default2.
18998 * doc/install.texi: Document --with-cpu for m68k.
18999 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
19000 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
19001 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
19002 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
19003 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
19004 (ASM_SPEC): Remove use of %(asm_cpu_default).
19005 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
19006 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
19007 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
19008 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
19009 __HAVE_FPU__ if TARGET_HARD_FLOAT.
19010 (TARGET_DEFAULT): Delete.
19011 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
19012 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
19013 (CPP_CPU_SPEC): Delete.
19014 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
19015 the appropriate string.
19016 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
19017 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
19018 (ASM_SPEC): Don't use %(asm_default_spec).
19019 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
19020 TARGET_DEFAULT and add MASK_68881.
19021 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
19023 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19025 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
19026 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
19027 MASK_68010 alongside MASK_68020.
19028 * doc/invoke.texi: Document -m68010.
19029 * config/m68k/m68k.opt (m68010): New.
19030 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
19032 (TUNE_68010): New macro.
19033 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
19034 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
19035 (M68K_CPU_m68332): Add MASK_68010.
19036 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
19037 fallback definition.
19038 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
19040 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
19041 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
19042 to all entries that use MASK_68020.
19043 (output_move_simode_const, output_move_himode, output_move_qimode)
19044 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
19045 instead of TARGET_68020 to select clr behavior. Remove comment
19046 about there being no TARGET_68010.
19047 * config/m68k/m68k.md: Likewise throughout.
19049 2007-01-12 Julian Brown <julian@codesourcery.com>
19051 * config/m68k/m68k.h (TARGET_ISAB): New macro.
19052 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
19053 * config/m68k/m68k.md: Likewise.
19055 2007-01-12 Julian Brown <julian@codesourcery.com>
19057 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
19058 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
19060 2007-01-12 Julian Brown <julian@codesourcery.com>
19062 * config/m68k/m68k.h (TUNE_68040_60): New macro.
19063 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
19064 * config/m68k/m68k.md: Likewise.
19066 2007-01-12 Julian Brown <julian@codesourcery.com>
19067 Richard Sandiford <richard@codesourcery.com>
19069 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
19070 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
19071 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
19073 (TARGET_CPU32): Rename to...
19074 (TUNE_CPU32): ...this.
19075 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
19076 (TUNE_CFV2): New macros.
19077 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
19078 remove conditions that are implied by TARGET_68020.
19079 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
19080 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
19081 (m68k_output_function_epilogue): Likewise.
19082 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
19083 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
19084 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
19085 non-68000 timings. Refactor multiplication and division costs.
19086 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
19087 TUNE_CPU32 instead of TARGET_CPU32.
19088 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
19089 and TUNE_68060 instead of TARGET_68060.
19090 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
19091 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
19093 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
19094 && !TARGET_COLDFIRE" to choose between moveq and clr.
19095 Likewise in the unnamed movsf pattern.
19096 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
19097 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
19100 2007-01-12 Richard Sandiford <richard@codesourcery.com>
19102 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
19103 of tabbing before backslashes.
19105 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19107 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
19108 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
19109 (ASM_OUTPUT_INTERNAL_LABEL): Define.
19111 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19113 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
19114 find_interesting_uses_cond.
19115 (find_interesting_uses_cond): Use extract_cond_operands.
19116 (rewrite_use_compare): Use extract_cond_operands and
19117 force_gimple_operand_bsi. Do not call update_stmt.
19118 (determine_use_iv_cost_condition): Use extract_cond_operands.
19119 Return cheaper of using original bound and changing the exit bound.
19121 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19123 PR tree-optimization/29516
19124 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
19125 most_expensive_mult_to_index, addr_to_parts,
19126 create_mem_ref, maybe_fold_tmr): Make the type of
19127 fields of TARGET_MEM_REF sizetype.
19128 (move_fixed_address_to_symbol, move_pointer_to_base):
19130 * tree.def (TARGET_MEM_REF): Add comment on types of
19133 2007-01-11 Joseph Myers <joseph@codesourcery.com>
19135 * c-common.c (vector_types_convertible_p): Treat opaque types as
19136 always convertible if they have the same size, but not otherwise.
19138 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
19140 * ifcvt.c (struct noce_if_info): Add comments to the fields.
19141 Remove the b_unconditional field.
19142 (noce_try_sign_mask): Do not look at b_unconditional.
19143 (noce_process_if_block): Do not use merge_if_blocks. Update
19144 the CFG here. Do not set b_unconditional.
19145 (cond_move_process_if_block): Likewise.
19146 (find_cond_trap): Likewise.
19147 (check_cond_move_block): Require simple jump insns at the end
19148 of the basic block.
19150 2007-01-11 Jan Hubicka <jh@suse.cz>
19152 PR tree-optimization/1046
19153 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
19154 when alias info is not ready.
19155 (pass_tail_recursion): Do not require aliasing.
19156 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
19157 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
19158 * tree-ssa-copy.c (pass_copy_prop): Likewise.
19159 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
19160 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
19161 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
19162 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
19164 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
19165 When aliasing is not build, mark statement as volatile.
19167 2007-01-11 Tom Tromey <tromey@redhat.com>
19169 PR preprocessor/15185, PR preprocessor/20989:
19170 * doc/cppopts.texi <-MT>: Update description of algorithm for
19171 computing default target.
19172 <-M, -MD>: Reword "basename" text.
19174 2007-01-11 Roger Sayle <roger@eyesopen.com>
19176 * builtins.c (expand_builtin_pow, expand_builtin_powi,
19177 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
19178 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
19179 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
19180 fold_builtin_bswap, real_constp, fold_builtin_pow,
19181 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
19182 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
19183 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19184 * convert.c (convert_to_pointer): Likewise.
19185 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19186 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
19187 const_binop, fold_convert_const_int_from_int,
19188 fold_convert_const_int_from_real,
19189 fold_convert_const_real_from_real, sign_bit_p,
19190 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
19191 fold_sign_changed_comparison, fold_unary, fold_comparison,
19192 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
19193 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
19194 * print-tree.c (print_node_brief, print_node): Likewise.
19195 * stor-layout.c (place_field, layout_type): Likewise.
19196 * tree-chrec.c (keep_cast): Likewise.
19197 * tree.c (build_vector, build_real, build_real_from_int_cst,
19198 build_complex): Likewise.
19200 2007-01-11 Roger Sayle <roger@eyesopen.com>
19202 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
19203 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
19205 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
19207 * configure.ac (strict1_warn): Rename to strict_warn.
19208 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
19209 cc_set_by_configure, quoted_cc_set_by_configure,
19210 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
19211 all_boot_languages, all_stagestuff): Remove.
19212 (target_list): Remove bootstrap targets.
19213 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
19214 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
19215 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
19216 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
19217 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
19218 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
19219 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
19220 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
19221 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
19222 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
19223 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
19224 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
19225 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
19226 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
19227 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
19228 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
19229 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
19230 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
19231 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
19232 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
19233 (mostlyclean): Adjust.
19234 (clean, distclean): Don't mention bootstrap stuff.
19235 * configure: Regenerate.
19236 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
19237 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
19238 treelang/config-lang.in (stagestuff): Remove.
19239 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
19240 stageprofile, stagefeedback, stagestuff): Remove mention.
19242 2007-01-11 Nick Clifton <nickc@redhat.com>
19244 * config/mcore/predicates.md (mcore_general_movesrc_operand):
19246 (mcore_general_movdst_operand): Do not accept CONST_INTs.
19247 (mcore_arith_K_S_operand): Run the test for the S constraint not
19248 the test for the M constraint.
19249 (mcore_addsub_operand): Do not accept integer values that are
19250 larger than 32 bits.
19251 * config/mcore/mcore.md: Remove unused constraints from split.
19252 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
19253 (addsi3): Likewise.
19254 (allocate_stack): Likewise.
19255 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
19256 operands to 32 bits.
19257 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
19259 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
19260 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
19261 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
19262 mcore_output_bclri, mcore_output_andn, output_inline_const,
19263 mcore_output_move, mcore_output_movedouble): Likewise.
19264 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
19265 (output_inline_const): Likewise.
19266 (output_inline_const): Fix format strings used in sprintf
19268 * config/mcore/mcore-protos.h: Update prototypes for changed
19269 functions in mcore.c.
19270 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
19271 HOST_WIDE_INT and not int.
19272 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
19273 CONST_OK_FOR_N): Likewise.
19274 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
19275 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
19278 2007-01-10 Jan Hubicka <jh@suse.cz>
19280 * tree-vrp.c (remove_range_assertions): Release defs.
19281 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
19282 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
19284 2007-01-10 Paul Brook <paul@codesourcery.com>
19286 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
19287 * config/arm/arm.md (mulsi3subsi): New insn.
19289 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
19291 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
19292 (tree_transform_and_unroll_loop): New.
19293 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
19296 2007-01-10 Robert Kennedy <jimbob@google.com>
19298 * fold-const.c (fold_comparison): Fold comparisons like (x *
19299 1000 < 0) to (x < 0).
19301 2007-01-10 Ian Lance Taylor <iant@google.com>
19303 * tree-pretty-print.c (dump_generic_node): Print parentheses when
19304 operands have the same priority.
19306 2007-01-10 Tom Tromey <tromey@redhat.com>
19308 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
19309 (fold_binary): Likewise.
19310 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
19311 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
19312 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
19313 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
19314 * langhooks.h (struct lang_hooks): Removed field
19315 'can_use_bit_fields_p'.
19317 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
19319 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
19321 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
19323 * function.c (get_last_funcdef_no): New function.
19324 * function.h (get_last_funcdef_no): Declare.
19325 * tree-inline.c (initialize_cfun): Add initialization.
19326 (tree_function_versioning): Cleanup.
19328 2007-01-10 Jan Hubicka <jh@suse.cz>
19330 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
19333 2007-01-10 Sa Liu <saliu@de.ibm.com>
19334 Ben Elliston <bje@au.ibm.com>
19336 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
19337 for SAVE_NONLOCAL and Pmode for any other save level.
19338 * spu-protos.h (spu_restore_stack_block): Declare.
19339 * spu.md (save_stack_block): Remove.
19340 (restore_stack_block): Call spu_restore_stack_block.
19341 * spu.c (spu_restore_stack_block): New function.
19342 (spu_expand_epilogue): Remove old comment.
19344 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19346 PR tree-optimization/30322
19347 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
19348 (cand_value_at): Return the value as aff_tree.
19349 (may_eliminate_iv): Convert the bound from aff_tree to tree.
19350 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
19351 aff_combination_mult): New functions.
19352 (aff_combination_add): Use aff_combination_add_cst.
19353 (aff_combination_convert): Allow conversions to a wider type.
19354 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
19355 * tree-affine.h (aff_combination_mult): Declare.
19357 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
19359 * doc/tm.texi: Update documentation to reflect reality of exec
19360 and start file search behaviours. Update copyright year.
19361 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
19362 header file directories.
19364 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
19366 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
19367 (*cosxf2): Rename to cosxf2_i387.
19368 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
19369 using X87MODEF12 mode macro. Rename patterns to
19370 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
19372 (*cosdf2, *cossf2): Ditto.
19373 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
19374 to match extended input operands.
19375 (sincos<mode>3): New expander.
19376 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
19377 insn patterns and corresponding splitters.
19379 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
19381 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
19382 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
19384 2007-01-09 Nicolas Pitre <nico@cam.org>
19387 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
19389 2007-01-08 Geoffrey Keating <geoffk@apple.com>
19391 * target.h (struct gcc_target): New field library_rtti_comdat.
19392 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
19393 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
19394 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
19395 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
19397 2007-01-08 Geoffrey Keating <geoffk@apple.com>
19399 * doc/invoke.texi (Optimize Options): Correct description of -O0.
19401 2007-01-08 Richard Guenther <rguenther@suse.de>
19403 * tree.h (force_fit_type_double): Export.
19404 (force_fit_type): Remove.
19405 * fold-const.c (force_fit_type_double): New function.
19406 (force_fit_type): Remove.
19407 (int_const_binop): Use it.
19408 (fold_convert_const_int_from_int): Likewise.
19409 (fold_convert_const_int_from_real): Likewise.
19410 (fold_div_compare): Likewise.
19411 (fold_sign_changed_comparison): Likewise.
19412 (fold_unary): Likewise.
19413 (fold_negate_const): Likewise.
19414 (fold_abs_const): Likewise.
19415 (fold_not_const): Likewise.
19416 * c-common.c (shorten_compare): Use force_fit_type_double.
19417 * convert.c (convert_to_pointer): Likewise.
19419 2007-01-08 Richard Guenther <rguenther@suse.de>
19421 * tree.h (build_int_cst_wide_type): Export.
19422 * tree.c (build_int_cst_wide_type): New function.
19423 (build_int_cst_wide): Fix comment.
19424 * builtins.c (fold_builtin_object_size): Use build_int_cst
19425 to build -1 or 0 of the correct type. Use fit_double_type
19426 to check for overflow.
19427 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
19429 (decode_field_reference): Likewise.
19430 (all_ones_mask_p): Likewise.
19431 (native_interpret_int): Use build_int_cst_wide_type.
19432 (fold_binary): Use build_int_cst_type to build an all-ones
19434 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
19436 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
19438 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
19440 2007-01-09 Ben Elliston <bje@au.ibm.com>
19442 * genautomata.c (STATS_OPTION): New option.
19443 (stats_flag): New flag.
19444 (gen_automata_option): Handle it.
19445 (initiate_automaton_gen): Ditto.
19446 (write_automata): Output statistics only if stats_flag is
19447 set. Likewise, output time statistics only if time_flag is set.
19448 * doc/md.texi (Processor pipeline description): Document new flag.
19450 2007-01-08 Richard Guenther <rguenther@suse.de>
19452 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
19453 * tree.c (build_int_cst_type): Likewise.
19454 (size_in_bytes): Don't call force_fit_type on the result.
19455 (int_fits_type_p): Use fit_double_type.
19456 * fold-const.c (fit_double_type): New function.
19457 (force_fit_type): Use it.
19458 * tree.h (fit_double_type): Export.
19460 2007-01-08 Jan Hubicka <jh@suse.cz>
19462 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
19463 * ipa.c (function_and_variable_visibility): Fix return type.
19465 2007-01-08 Richard Guenther <rguenther@suse.de>
19467 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
19468 of offset to build the index.
19469 * tree-pretty-print.c (dump_generic_node): Don't build negated
19470 const just for printing.
19471 * c-pretty-print.c (pp_c_integer_constant): Likewise.
19472 * builtins.c (fold_builtin_int_roundingfn): Check if result
19473 fits the type by using force_fit_type and comparing the result.
19474 * predict.c (predict_loops): Use compare_tree_int for comparison.
19475 * tree.c (build_int_cst): Fall back to integer_type_node for
19477 (build_int_cst_wide): Assert type is non-null.
19479 2007-01-08 Roberto Costa <roberto.costa@st.com>
19481 * tree-vrp.c (extract_range_from_cond_expr): New.
19482 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
19483 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
19485 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
19486 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
19487 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
19488 used as expressions.
19489 * tree-object-size.c (cond_expr_object_size): New.
19490 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
19492 2007-01-08 Jan Hubicka <jh@suse.cz>
19494 * tree-ssa-forwprop.c (forward_propagate_into_cond,
19495 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
19498 2007-01-08 Richard Guenther <rguenther@suse.de>
19500 PR tree-optimization/23603
19501 * tree-vrp.c (set_value_range_to_truthvalue): New function.
19502 (extract_range_from_binary): Fall back to truthvalue instead of
19503 varying for TRUTH_*_EXPR.
19504 (extract_range_from_comparison): Fall back to truthvalue instead of
19506 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
19507 if all visited PHI values were constant.
19509 2007-01-08 Jan Hubicka <jh@suse.cz>
19511 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
19512 (cgraph_analyze_function): break out from ...
19513 (cgraph_finalize_compilation_unit): ... here.
19514 (cgraph_expand_function): Remove forgoten commented out line.
19515 (cgraph_optimize): Analyze functions.
19517 2007-01-08 Jan Hubicka <jh@suse.cz>
19519 * tree-pas.h (TODO_remove_function): New flag.
19520 (TODO_update*): Renumber.
19521 (pass_ipa_increase_alignment,
19522 pass_ipa_function_and_variable_visibility): New passes.
19523 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
19524 (cgraph_function_and_variable_visibility): Move to ipa.c
19525 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
19526 cgraph_increase_alignment.
19527 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
19528 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
19529 calling tree-inline.
19530 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
19531 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
19532 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
19533 (gate_increase_alignment): New function.
19534 (pass_ipa_increase_alignment): New pass.
19535 * ipa.c: Inline tree-pass.h and timevar.h
19536 (function_and_variable_visibility): Move here from cgraphunit.c
19537 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
19538 * passes.c (init_optimization_passes): Add the two new passes.
19539 (execute_todo): Handle cgraph_remove_functions.
19541 2007-01-08 Nick Clifton <nickc@redhat.com>
19543 * config/frv/predicates.md (reg_or_0_operand): Accept
19546 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
19548 * config/bfin/rtems.h, config/bfin/t-rtems: New.
19549 * config.gcc: Add bfin*-rtems*.
19551 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19553 * c.opt: Add -flax-vector-conversions.
19554 * c-typeck.c (convert_for_assignment): Pass flag to
19555 vector_types_convertible_p to allow emission of note.
19556 (digest_init): Likewise.
19557 * c-opts.c: Handle -flax-vector-conversions.
19558 * c-common.c (flag_lax_vector_conversions): New.
19559 (vector_types_convertible_p): Unless -flax-vector conversions
19560 has been passed, disallow conversions between vectors with
19561 differing numbers of subparts and/or element types. If such
19562 a conversion is disallowed, possibly emit a note on the first
19563 occasion only to inform the user of -flax-vector-conversions.
19564 The new last argument specifies this.
19565 * c-common.h (flag_lax_vector_conversions): New.
19566 (vector_types_convertible_p): Add extra argument.
19567 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
19568 char_type_node for V*QI type vectors.
19569 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
19570 Update to satisfy new typechecking rules.
19571 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
19572 C and C++ variants.
19573 * doc/invoke.texi (C Dialect Options): Document
19574 -flax-vector-conversions.
19576 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19578 PR tree-optimization/29877
19579 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
19580 a register variable on the RHS to not be replaceable.
19582 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
19583 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
19584 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
19585 const_simm15, const_pow2, const_npow2): Added.
19586 * config/score/misc.md (insv, extv, extzv, movmemsi,
19587 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
19588 * config/score/score.c (score_address_cost, score_select_cc_mode):
19590 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
19591 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
19592 Update score_print_operand.
19593 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
19594 Adjust register allocate order and update some macro define.
19595 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
19596 mdx_block_move_straight, mdx_block_move_loop_head,
19597 mdx_block_move_loop_body, mdx_block_move_loop_foot,
19598 mdx_block_move_loop, mdx_block_move): Added.
19599 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
19600 mdp_limm): Updated and fix some bug and typo.
19601 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
19602 (movsf, movdf, doloop_end): Added.
19604 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
19606 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
19607 config/arm/thumb2.md: Fix comment typos.
19608 * doc/extend.texi: Fix a typo.
19610 2007-01-07 Eric Christopher <echristo@apple.com>
19612 * configure.ac: Check for __stack_chk_fail for darwin.
19613 * configure: Regenerate.
19615 2007-01-07 Richard Guenther <rguenther@suse.de>
19617 * tree-vrp.c (extract_range_from_assert): CSE calls to
19618 compare_values where possible.
19619 (extract_range_from_unary_expr): Likewise.
19621 2007-01-07 Anatoly Sokolov <aesok@post.ru>
19623 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
19624 * config/avr/avr.c (call_insn_operand): Delete function.
19625 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
19626 instead of register number. Use predicates.
19627 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
19628 call_insn_operand): Add.
19630 2007-01-06 Jan Hubicka <jh@suse.cz>
19632 * tree-pass.h (pass_build_cgraph_edges): Declare.
19633 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
19634 (visited_nodes): Remove.
19635 (cgraph_create_edges): Move to cgraphbuild.c; rename to
19636 build_cgrpah_edges; make visited_nodes local.
19637 (cgraph_process_new_functions): DO not call initialize_inline_failed.
19638 (record_references_in_initializer): Move to cgraphbuild.c
19639 (initialize_inline_failed, rebuild_cgraph_edges,
19640 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
19641 (verify_cgraph_node): Make visited_nodes local.
19642 (cgraph_analyze_function): Do not call cgraph_create_edges and
19643 initialize_inline_failed.
19644 (cgraph_expand_function): Do not call cgraph_lower_function;
19645 assert that function is already lowered.
19646 * Makefile.in (cgraphbuild.o): New.
19647 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
19648 at the end of lowering passes.
19650 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
19652 * ifcvt.c (cond_move_convert_if_block): New function, code
19653 factored out from...
19654 (cond_move_process_if_block): ...here. Call the new function
19655 on the THEN and ELSE blocks.
19656 (merge_if_block): Do not copy global_live_at_end, merge_blocks
19657 already takes care of this.
19659 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19662 * tree.h (TREE_OVERFLOW_P): New.
19663 * c-typeck.c (parser_build_unary_op): Warn only if result
19664 overflowed and operands did not.
19665 (parser_build_binary_op): Likewise.
19666 (convert_for_assignment): Remove redundant overflow_warning.
19667 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
19669 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19671 * c-typeck.c (store_init_value): Split over two lines to follow
19672 the GNU coding style.
19674 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
19676 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
19677 __GXX_EXPERIMENTAL_CXX0X__.
19678 * doc/cpp.texi: Same.
19680 2007-01-05 Richard Guenther <rguenther@suse.de>
19682 PR middle-end/27826
19683 * tree.c (get_narrower): Do not construct COMPONENT_REFs
19684 with mismatched types. Instead explicitly build a
19685 conversion NOP_EXPR.
19687 2007-01-05 Ian Lance Taylor <iant@google.com>
19689 * c-common.c (decl_with_nonnull_addr_p): New function.
19690 (c_common_truthvalue_conversion): Call it.
19691 * c-typeck.c (build_binary_op): Likewise.
19692 * c-common.h (decl_with_nonnull_addr_p): Declare.
19694 2007-01-05 Jakub Jelinek <jakub@redhat.com>
19697 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
19700 2007-01-05 Joel Brobecker <brobecker@adacore.com>
19702 * doc/install.texi (Final install): Document the fact that
19703 the GNAT runtime should not be stripped.
19705 2007-01-04 Jan Hubicka <jh@suse.cz>
19707 * tree-inline.c (fold_marked_statements): Update operand caches
19708 and EH after folding
19710 2007-01-04 Ian Lance Taylor <iant@google.com>
19712 * c-common.c (check_function_nonnull): Whitespace fix.
19714 2007-01-04 Jan Hubicka <jh@suse.cz>
19716 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
19717 comitted older version of patch.
19718 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
19719 function, celanup cfg and collect garbage.
19721 2007-01-04 Mike Stump <mrs@apple.com>
19723 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
19726 2007-01-04 Eric Christopher <echristo@apple.com>
19728 * libgcc2.c (__bswapsi2): Use SItype.
19729 (__bswapdi2): Use DItype.
19730 * libgcc2.h: Update for above.
19732 2007-01-04 Paul Brook <paul@codesourcery.com>
19734 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
19735 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
19736 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
19737 umulsidi3, umulsidi3adddi, smulsi3_highpart,
19738 umulsi3_highpart): Make conditional on !arm_arch6.
19739 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
19740 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
19741 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
19742 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
19743 umulsi3_highpart_v6): New insns.
19745 2007-01-04 Roger Sayle <roger@eyesopen.com>
19747 * fold-const.c (fold_convert): When casting an expression to void,
19748 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
19749 have a type. Instead of attempting to build a NOP_EXPR, return
19750 these "special" trees directly.
19752 2007-01-04 Joseph Myers <joseph@codesourcery.com>
19754 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
19755 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
19756 rs6000_cost->fp not 0 as adjustment for outer NEG.
19758 2007-01-04 Jan Hubicka <jh@suse.cz>
19760 * cgraph.c (cgraph_release_function_body): New function.
19761 (cgraph_remove_node): Use it.
19762 * cgraph.h (cgraph_release_function_body): Declare.
19763 * cgraphunit.c (cgraph_expand_function): Use it.
19764 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
19765 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
19766 is initialized and while compilation of other function is running.
19767 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
19768 statement CFG annotations from here to ...
19769 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
19771 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
19773 * cfgloop.h (enum li_flags): Make the constants powers of two.
19775 2007-01-04 Jan Hubicka <jh@suse.cz>
19777 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
19779 (fold_marked_statements): New function.
19780 (optimize_inline_calls, tree_function_versioning): Fold new statements.
19781 * tree-inline.h (copy_body_data): Add statements_to_fold.
19783 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
19785 * config.gcc: Mention libgcc/config.host.
19786 * Makefile.in: Update comments mentioning libgcc.
19787 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
19788 (all.cross, start.encap, rest.encap, rest.cross): Update
19789 dependencies for libgcc move.
19790 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
19791 (clean-target, clean-target-libgcc): Delete.
19792 (srcdirify, GCC_EXTRA_PARTS): New macros.
19793 (libgcc-support, libgcc.mvars): New rules.
19794 (distclean): Remove mention of mklibgcc.
19795 (install): Don't reference INSTALL_LIBGCC.
19796 (install-common): Don't reference EXTRA_PARTS.
19797 (install-libgcc, install-multilib): Delete rules.
19798 * mklibgcc.in: Delete file.
19799 * doc/configfiles.texi: Don't mention mklibgcc.
19801 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
19802 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
19803 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
19804 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
19805 (mklibgcc, ldblspecs): Likewise.
19807 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
19808 (posixpre.def): Use $(T).
19809 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
19810 (SHLIB_SRC, SHLIB_INSTALL): Delete.
19811 (SHLIB_LINK): Make dummy.
19812 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
19814 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
19816 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
19817 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
19818 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
19819 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
19821 * configure.ac (all_outputs): Remove mklibgcc.
19822 * configure: Regenerated.
19824 2007-01-03 Josh Conner <jconner@apple.com>
19826 PR middle-end/29683
19827 * calls.c (compute_argument_addresses): Set stack and stack_slot
19828 for partial args, too.
19829 (store_one_arg): Use locate.size.constant for the size when
19830 generating a save_area.
19832 2007-01-03 Robert Kennedy <jimbob@google.com>
19834 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
19835 whose definitions are deleted due to basic block merging.
19837 2007-01-03 Paul Brook <paul@codesourcery.com>
19840 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
19842 (use_return_insn): Return 0 for Thumb interrupt functions.
19843 (print_multi_reg): Add rfe argument for IRQ returns.
19844 (arm_output_epilogue): Pop interrupt return address directly into PC.
19845 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
19847 2007-01-03 Paul Brook <paul@codesourcery.com>
19849 Merge from sourcerygxx-4_1.
19850 * config/arm/thumb2.md: New file.
19851 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19853 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19854 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19855 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19856 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19858 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19859 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19861 * config/arm/ieee754-sf.S: Ditto.
19862 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19863 (thumb1_base_register_rtx_p): ... to this.
19864 (thumb_index_register_rtx_p): Rename...
19865 (thumb1_index_register_rtx_p): ... to this.
19866 (thumb_output_function_prologue): Rename...
19867 (thumb1_output_function_prologue): ... to this.
19868 (thumb_legitimate_address_p): Rename...
19869 (thumb1_legitimate_address_p): ... to this.
19870 (thumb_rtx_costs): Rename...
19871 (thumb1_rtx_costs): ... to this.
19872 (thumb_compute_save_reg_mask): Rename...
19873 (thumb1_compute_save_reg_mask): ... to this.
19874 (thumb_final_prescan_insn): Rename...
19875 (thumb1_final_prescan_insn): ... to this.
19876 (thumb_expand_epilogue): Rename...
19877 (thumb1_expand_epilogue): ... to this.
19878 (arm_unwind_emit_stm): Rename...
19879 (arm_unwind_emit_sequence): ... to this.
19880 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19881 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19882 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19883 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19884 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19885 thumb2_output_casesi): New functions.
19886 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19887 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19888 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19889 THUMB2_WORK_REGS): Define.
19890 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19891 arm_condexec_mask, arm_condexec_masklen)): New variables.
19892 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19893 (arm_override_options): Check new CPU capabilities.
19894 Set new architecture flag variables.
19895 (arm_isr_value): Handle v7m interrupt functions.
19896 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19898 (const_ok_for_arm): Handle Thumb-2 constants.
19899 (arm_gen_constant): Ditto. Use movw when available.
19900 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19902 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19903 (thumb_find_work_register, arm_load_pic_register,
19904 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19905 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19906 print_multi_reg, output_mov_long_double_fpa_from_arm,
19907 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19908 output_mov_double_fpa_from_arm, output_move_double,
19909 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19910 output_return_instruction, arm_output_function_prologue,
19911 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19912 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19913 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19914 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19915 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19916 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19918 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19919 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19920 (arm_file_start): Output directive for unified syntax.
19921 (arm_unwind_emit_set): Handle stack alignment instruction.
19922 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19923 Add v6t2, v7, v7a, v7r and v7m.
19924 (RETLDM): Add Thumb-2 code.
19925 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19926 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19927 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19928 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19929 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19930 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19931 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19932 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19933 ADJUST_INSN_LENGTH): Define.
19934 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19935 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19936 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19937 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19938 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19939 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19940 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19941 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19942 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19943 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19944 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19945 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19946 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19947 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19948 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19949 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19950 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19952 * config/arm/arm-tune.md: Regenerate.
19953 * config/arm/arm-protos.h: Update prototypes.
19954 * config/arm/vfp.md: Enable patterns for Thumb-2.
19955 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19956 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19957 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19958 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19959 * config/arm/libunwind.S: Add Thumb-2 code.
19960 * config/arm/constraints.md: Update include Thumb-2.
19961 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19962 * config/arm/ieee754-df.S: Ditto.
19963 * config/arm/bpabi.S: Ditto.
19964 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19965 * config/arm/predicates.md (low_register_operand,
19966 low_reg_or_int_operand, thumb_16bit_operator): New.
19967 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19968 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19969 * config/arm/t-arm-elf: Add armv7 multilib.
19970 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19972 (UNSPEC_STACK_ALIGN, ce_count): New.
19973 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19974 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19976 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19977 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19978 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19979 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19980 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19981 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19983 * doc/extend.texi: Document ARMv7-M interrupt functions.
19984 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19986 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19988 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19989 (struct _Unwind_Context): Rename args_size to flags, remove
19990 signal_frame field, add a new args_size field and version field.
19991 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19992 _Unwind_IsExtendedContext): New inline functions.
19993 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19994 Assume by_value array is only present if _Unwind_IsExtendedContext.
19995 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19996 _Unwind_IsSignalFrame.
19997 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19998 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19999 (uw_init_context_1): Initialize context->flags to
20000 EXTENDED_CONTEXT_BIT.
20001 * config/rs6000/linux-unwind.h (frob_update_context): Use
20002 _Unwind_SetSignalFrame.
20004 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20006 PR middle-end/30353
20007 * gimplify.c (gimplify_modify_expr_complex_part): Move below
20008 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
20011 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
20013 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
20014 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
20015 RET, AT_SP): Remove.
20016 * config/i386/i386.md (*sse_prologue_save_insn): Use return
20019 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20020 * cfgbuild.c (find_basic_blocks): Likewise.
20021 * cfgrtl.c (rtl_create_basic_block): Likewise.
20022 * function.c (temp_slots_at_level): Likewise.
20023 * reg-stack.c (stack_regs_mentioned): Likewise.
20024 * regclass.c (allocate_reg_info): Likewise.
20025 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20026 set_bb_for_stmt, move_block_to_fn): Likewise.
20027 * tree-complex.c (tree_lower_complex): Likewise.
20028 * vec.h (VEC_safe_grow_cleared): New.
20030 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
20032 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
20034 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
20035 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
20037 * cfgloopmanip.c (scale_loop_frequencies): Export.
20038 (loopify): Scale the frequencies by prescribed coefficients.
20039 (set_zero_probability): New function.
20040 (duplicate_loop_to_header_edge): Improve updating of frequencies.
20041 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
20042 and frequencies according to arguments.
20043 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
20045 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
20046 * modulo-sched.c (sms_schedule): Set probabilities for entering
20047 versioned loop correctly.
20048 * tree-vect-transform.c (vect_transform_loop): Ditto.
20049 * cfgloop.h (loopify, loop_version): Declaration changed.
20050 (scale_loop_frequencies): Declared.
20052 2007-01-02 Jan Hubicka <jh@suse.cz>
20054 * cgraph.c: Include tree-flow.h
20055 (cgraph_add_new-function): Handle IPA_SSA mode; execute
20056 early_local_passes.
20057 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
20058 * tree-pass.h (pass_all_early_optimizations): Declare.
20059 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
20060 early_local_passes.
20061 (cgraph_analyze_function): Do early_local_passes.
20062 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20063 Do not add referenced vars.
20064 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
20066 (gate_all_early_local_passes): New gate.
20067 (pass_early_local_passes): Use new gate.
20068 (execute_early_local_optimizations): New functions.
20069 (gate_all_early_optimizations): New gate.
20070 (pass_all_early_optimizations): New pass.
20071 (execute_free_datastructures): Free SSA only when initialized.
20072 (gate_init_datastructures): Init only when optimizing.
20073 (tree_lowering_passes): Do early local passes when called late.
20074 * tree-profile.c (do_tree_profiling): Don't profile functions added
20076 (do_early_tree_profiling, pass_early_tree_profile): Kill.
20077 * tree-cfg.c (update_modified_stmts): Do not update when operands are
20079 * passes.c (init_optimizations_passes): Reorder so we go into SSA
20080 during early_local_passes.
20081 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
20084 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20086 * Makefile.in: Update copyright year.
20088 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
20090 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
20091 in $(lang_checks) and check-consistency targets.
20093 2007-01-02 Jan Hubicka <jh@suse.cz>
20095 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
20096 Do not add referenced vars.
20097 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
20099 * passes.c (init_optimization_passes): Put mudflap_2 after
20100 free_datastructures.
20102 2007-01-02 Jan Hubicka <jh@suse.cz>
20104 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
20105 Set NOTHROW flag on call statements proved to be nothrow.
20106 Update statement of local calls so new pure/const functions are
20107 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
20109 (tree_rest_of_compilation): Register hooks and initialize bitmap
20110 early. Do not set after_inlining flag.
20112 2007-01-02 Steve Ellcey <sje@cup.hp.com>
20114 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
20115 HOST_BITS_PER_LONGLONG
20117 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20120 * c-typeck.c (store_init_value): Don't emit pedantic overflow
20121 warning for non-static initializers.
20123 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
20125 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
20126 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
20127 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
20128 Always use set_unique_reg_note to add REG_EQUAL notes.
20130 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20133 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20135 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20136 * cfgbuild.c (find_basic_blocks): Likewise.
20137 * cfgrtl.c (rtl_create_basic_block): Likewise.
20138 * function.c (temp_slots_at_level): Likewise.
20139 * reg-stack.c (stack_regs_mentioned): Likewise.
20140 * regclass.c (allocate_reg_info): Likewise.
20141 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20142 set_bb_for_stmt, move_block_to_fn): Likewise.
20143 * tree-complex.c (tree_lower_complex): Likewise.
20144 * vec.h (VEC_safe_grow_cleared): New.
20146 2007-01-02 Ian Lance Taylor <iant@google.com>
20148 * c-common.c (c_common_truthvalue_conversion): When warning about
20149 using an assignment as a truth value, set TREE_NO_WARNING.
20151 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20154 * c.opt (Wold-style-declaration): New.
20155 * doc/invoke.texi (C-only Warning Options): New.
20156 (Wold-style-declaration): Document it.
20157 (Wextra): Enabled by -Wextra.
20158 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20159 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
20160 -Wold-style-declaration.
20162 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
20164 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
20165 * cfgbuild.c (find_basic_blocks): Likewise.
20166 * cfgrtl.c (rtl_create_basic_block): Likewise.
20167 * function.c (temp_slots_at_level): Likewise.
20168 * reg-stack.c (stack_regs_mentioned): Likewise.
20169 * regclass.c (allocate_reg_info): Likewise.
20170 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
20171 set_bb_for_stmt, move_block_to_fn): Likewise.
20172 * tree-complex.c (tree_lower_complex): Likewise.
20173 * vec.h (VEC_safe_grow_cleared): New.
20175 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
20177 * c-common.c (c_common_nodes_and_builtins): Since variants of
20178 void_type_node get built before it is given a name, we need to
20179 give those variants the name, too.
20180 (complete_array_type): We need to work with the canonical main
20181 type of the array, from which we will build the qualified version.
20182 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
20183 * print-tree.c (print_node): Display canonical type information
20185 * stor-layout.c (layout_type): When we don't know the
20186 alignment of a type for which we're building an array, we end up
20187 guessing wrong, so make the type require structural equality.
20188 * tree.c (make_node_stat): When we build a new type, it is its
20189 own canonical type.
20190 (build_type_attribute_qual_variant): When building an attribute
20191 variant, its canonical type is the non-attribute variant. However,
20192 if the attributes are target-dependent and they differ, we need to
20193 use structural equality checks for this type.
20194 (build_qualified_type): A qualified type is not equivalent to its
20195 unqualified variant; set the canonical type appropriately.
20196 (build_distinct_type_copy): When building a distinct type from
20197 another type, the new type is its own canonical type.
20198 (build_variant_type_copy): When building a new type variant, we
20199 assume that it is equivalent to the original type.
20200 (build_pointer_type_for_mode): When building a pointer type, also
20201 build a canonical type pointer.
20202 (build_reference_type_for_mode): When building a reference type,
20203 also build a canonical type reference.
20204 (build_index_type): When we can't hash an index type (e.g.,
20205 because its maximum value is negative), the index type requires
20206 structural equality tests.
20207 (build_array_type): Build the canonical form of an array type.
20208 (build_function_type): Function types require structural equality,
20209 because they contain default arguments, attributes, etc.
20210 (build_method_type_directly): Ditto for method types.
20211 (build_offset_type): Build the canonical offset type.
20212 (build_complex_type): Build the canonical vector type.
20213 (make_vector_type): Build the canonical vector type.
20214 * tree.h (TYPE_CANONICAL): New.
20215 (TYPE_STRUCTURAL_EQUALITY_P): New.
20216 (SET_TYPE_STRUCTURAL_EQUALITY): New.
20217 (struct tree_type): Added "canonical" field.
20218 * params.h (VERIFY_CANONICAL_TYPES): New.
20219 * doc/c-tree.texi (TYPE_CANONICAL): Document.
20220 (TYPE_STRUCTURAL_EQUALITY_P): Document.
20221 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
20222 * doc/invoke.texi (verify-canonical-types): Document --param
20223 parameter for verifying canonical types.
20225 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20227 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
20228 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
20229 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
20230 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
20232 * config/rs6000/e500.h: New.
20233 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
20234 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
20236 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
20237 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
20238 TARGET_E500_DOUBLE): Remove.
20239 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
20240 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
20241 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
20242 * config/rs6000/rs6000.c (rs6000_override_options): Use
20243 CHECK_E500_OPTIONS.
20245 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20247 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
20248 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
20249 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
20250 rs6000_emit_cmove): Don't check TARGET_E500.
20251 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
20252 sordered): Don't check TARGET_E500.
20254 2007-01-01 Eric Christopher <echristo@apple.com>
20256 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
20257 HARD_REGISTER_NUM_P.
20259 2007-01-01 Roger Sayle <roger@eyesopen.com>
20261 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
20262 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
20263 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
20266 2007-01-01 Mike Stump <mrs@apple.com>
20268 * configure.ac: Remove support for building with Apple's gcc-3.1.
20270 2007-01-02 Joseph Myers <joseph@codesourcery.com>
20272 PR middle-end/30311
20273 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
20274 REG is a hard register. Do not modify REG before calling
20276 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
20277 multiple of the size of YMODE for certain lowpart cases.
20279 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20281 PR middle-end/30253
20282 * gimplify (voidify_wrapper_expr): Update for
20283 GIMPLE_MODIFY_STMT.
20285 2007-01-01 Andreas Schwab <schwab@suse.de>
20288 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
20289 save of BR0 in extra_spill_size instead of spill_size.
20290 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
20292 (ia64_expand_epilogue): Restore BR0 from its new location.
20294 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20296 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
20297 Use a temporary variable if the left hand side is not a gimple
20300 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20302 * gimplify.c (gimplify_return_expr): Make the temporary variable
20303 for the return expression, a gimple register variable.
20305 2007-01-01 Jan Hubicka <jh@suse.cz>
20307 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
20310 2007-01-01 Mike Stump <mrs@apple.com>
20312 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
20314 * config/darwin.c (machopic_select_rtx_section): Use
20315 HAVE_GAS_LITERAL16.
20316 (darwin_mergeable_constant_section): Likewise.
20317 * configure: Regenerate.
20318 * config.in: Regenerate.
20320 2007-01-01 Jan Hubicka <jh@suse.cz>
20321 Andrew Pinski <pinskia@gmail.com>
20323 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
20324 before starting IPA passes.