1 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4 flag_finite_math_only, not flag_unsafe_math_optimizations.
6 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
8 * builtins.c (fold_builtin_1): Update a call to
10 * hooks.c (hook_tree_tree_bool_null): Rename to
11 hook_tree_tree_tree_bool_null. Take one more argument of type
13 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
14 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
15 hook_tree_tree_tree_bool_null.
16 * target.h (gcc_target): Update the prototype of fold_builtin.
17 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
18 arguments of CALL_EXPR.
19 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
22 2005-03-20 Jan Hubicka <jh@suse.cz>
24 * cgraph.h (cgraph_node): Add prev_clone pointer.
25 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
26 (cgraph_clone_node): Produce doubly linked chain.
28 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
30 * c-common.c (handle_aligned_attribute, check_function_sentinel,
31 get_nonnull_operand, handle_sentinel_attribute,
32 check_function_arguments_recurse): Do not strip NOPS from
34 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
36 * c-format.c (get_constant): Likewise.
37 * c-parser.c (c_parser_postfix_expression): Likewise.
38 * c-typeck.c (set_init_index): Likewise.
39 (convert_arguments): Don't check for NOP_EXPR containing integer
42 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
44 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
45 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
46 Take decomposed arguments of CALL_EXPR.
47 (fold_builtin_1): Update calls to the functions mentioned
50 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
52 * c-decl.c (check_bitfield_type_and_width): Require bit-field
53 width to have integer type.
54 (build_enumerator): Require enumerator value to have integer type.
56 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
58 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
61 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
63 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
64 std=iso9899:199x): Correct descriptions.
66 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
68 * config.gcc: Consistently use solaris2.1[0-9]* instead of
71 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
73 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
75 (expand_builtin_memcpy, fold_builtin_1): Update calls to
78 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
79 arguments of CALL_EXPR.
80 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
81 fold_builtin_found, fold_builtin_1): Update calls to
82 fold_trunc_transparent_mathfn.
84 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
87 * fold-const.c (fold_widened_comparison): Don't optimize casts of
88 function pointers on targets that require function pointer
90 (fold_sign_changed_comparison): Likewise.
92 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
94 * combine.c (try_combine): When changing the mode of a hard reg, make
95 sure that doing so is valid.
97 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
99 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
100 (TARGET_HANDLE_OPTION): Override default.
101 (avr_handle_option): New function.
102 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
103 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
104 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
105 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
106 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
107 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
108 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
109 (TARGET_OPTIONS): Delete.
110 * config/avr/avr.opt: New file.
112 2005-03-18 James E Wilson <wilson@specifixinc.com>
115 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
118 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
120 * config/mn10300/mn10300-protos.h: Remove the prototypes for
121 call_address_operand, const_8bit_operand.
122 * config/mn10300/mn10300.c (call_address_operand,
123 const_8bit_operand, const_1f_operand): Move to predicates.md.
124 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
125 * config/mn10300/mn10300.md: Include predicates.md.
126 * config/mn10300/predicates.md: New.
128 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
130 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
131 declarations in diagnostics and %E for identifiers, not %s.
133 2005-03-18 Jan Hubicka <jh@suse.cz>
134 Dale Johannesen <dalej@apple.com>
136 * basic-block.h (scale_bbs_frequencies_int,
137 scale_bbs_frequencies_gcov_type): Declare.
138 * cfg.c (RDIV): New macro.
139 (update_bb_frequency_for_threading): Fix.
140 * basic-block.h (scale_bbs_frequencies_int,
141 scale_bbs_frequencies_gcov_type): New.
142 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
143 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
144 scale_bbs_frequencies_int.
145 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
147 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
149 * config/m32r/m32r-protos.h: Remove the prototypes for
150 call_address_operand, symbolic_operand, seth_add3_operand,
151 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
152 reg_or_uint16_operand, reg_or_cmp_int16_operand,
153 two_insn_const_operand, move_src_operand,
154 move_double_src_operand, move_dest_operand,
155 eqne_comparison_operator, signed_comparison_operator,
156 large_insn_p, conditional_move_operand, carry_compare_operand,
157 m32r_block_immediate_operand, extend_operand,
158 reg_or_eq_int16_operand, int8_operand, and
160 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
161 seth_add3_operand, int8_operand, cmp_int16_operand,
162 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
163 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
164 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
165 move_double_src_operand, move_dest_operand,
166 eqne_comparison_operator, signed_comparison_operator,
167 extend_operand, small_insn_p, large_insn_p,
168 conditional_move_operand, carry_compare_operand,
169 m32r_block_immediate_operand): Move to predicates.md.
170 (MAX_MOVE_BYTES): Move to m32r.h.
171 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
172 * config/m32r/m32r.md: Include predicates.md.
173 * config/m32r/predicates.md: New.
175 * config/pa/pa-protos.h: Add prototypes for magic_milli and
177 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
178 symbolic_operand, symbolic_memory_operand,
179 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
180 indexed_memory_operand, move_dest_operand, move_src_operand,
181 prefetch_cc_operand, prefetch_nocc_operand,
182 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
183 arith_operand, arith11_operand, pre_cint_operand,
184 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
185 ireg_operand, int5_operand, uint5_operand, int11_operand,
186 uint32_operand, arith5_operand, and_operand, ior_operand,
187 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
188 pc_or_label_operand, div_operand, plus_xor_ior_operator,
189 shadd_operand, movb_comparison_operator,
190 cmpib_comparison_operator): Move to predicates.md.
191 (magic_milli, shadd_constant_p): Make it extern.
192 * config/pa/pa.h (PREDICATE_CODES): Remove.
193 * config/pa/pa.md: Include predicates.md.
194 * config/pa/predicates.md: New.
196 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
199 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
201 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
202 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
203 config/alpha/freebsd.h, config/alpha/linux.h,
204 config/alpha/netbsd.h, config/alpha/osf5.h,
205 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
206 config/h8300/h8300-protos.h, config/h8300/h8300.c,
207 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
208 doc/cppopts.texi: Update copyright.
210 2005-03-18 Jan Hubicka <jh@suse.cz>
213 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
215 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
218 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
220 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
223 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
225 * combine.c (gen_binary): Remove.
226 (known_cond, simplify_shift_const, find_split_point,
227 combine_simplify_rtx, simplify_if_then_else, simplify_set,
228 simplify_logical, expand_field_assignment, extract_left_shift,
229 force_to_mode, if_then_else_cond, apply_distributive_law,
230 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
231 simplify_comparison, reversed_comparison): Replace with
232 simplify_gen_binary, simplify_gen_relational or
233 distribute_and_simplify_rtx.
234 (distribute_and_simplify_rtx): New function.
236 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
237 Paolo Bonzini <gcc.gnu.org>
239 * calls.c (setjmp_call_p, special_function_p): Update comments
240 at the head of the functions.
242 2005-03-18 Jan Hubicka <jh@suse.cz>
244 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
246 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
247 function body should be released; do not proactively release function
248 bodies in non-unit-at-a-time mode.
250 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
252 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
253 mno-fp-ret-in-387 multilib variants.
255 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
257 * common.opt (m): Remove.
258 * opts.c (handle_option): Pass 'm' options to set_target_switch if
260 (common_handle_option): Remove OPT_m case.
262 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
264 * builtins.c (fold_builtin_bitop): Take decomposed arguments
266 (fold_builtin_1): Update a call to fold_builtin_bitop.
268 * builtins.c (fold_builtin_signbit): Take decomposed arguments
270 (fold_builtin_1): Update a call to fold_builtin_signbit.
272 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
274 PR tree-optimization/20474
275 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
276 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
278 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
280 * config/h8300/h8300-protos.h: Remove prototypes for
281 general_operand_src, general_operand_dst, single_one_operand,
282 single_zero_operand, call_insn_operand,
283 two_insn_adds_subs_operand, small_call_insn_operand,
284 jump_address_operand, bit_operand, bit_memory_operand,
285 stack_pointer_operand, const_int_gt_2_operand,
286 const_int_ge_8_operand, const_int_qi_operand,
287 const_int_hi_operand, incdec_operand, bit_operator,
288 nshift_operator, eqne_operator, gtle_operator,
289 gtuleu_operator, iorxor_operator.
290 Add prototypes for h8sx_shift_type h8sx_classify_shift and
291 h8300_ldm_stm_parallel.
292 * config/h8300/h8300.c (h8sx_shift_type,): Move to
294 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
295 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
296 (h8300_ldm_stm_parallel): Make it extern.
297 (h8300_ldm_parallel, h8300_stm_parallel,
298 h8300_return_parallel, general_operand_src,
299 general_operand_dst, h8300_dst_operand, h8300_src_operand,
300 nibble_operand, reg_or_nibble_operand, single_one_operand,
301 single_zero_operand, call_insn_operand,
302 two_insn_adds_subs_operand, small_call_insn_operand,
303 jump_address_operand, bit_operand, bit_memory_operand,
304 stack_pointer_operand, const_int_gt_2_operand,
305 const_int_ge_8_operand, const_int_qi_operand,
306 const_int_hi_operand, incdec_operand, eqne_operator,
307 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
308 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
309 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
310 nshift_operator): Move to predicates.md.
311 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
312 * config/h8300/h8300.md: Include predicates.md.
313 * config/h8300/predicates.md: New.
315 2005-03-17 Richard Henderson <rth@redhat.com>
317 * config.gcc (ia64*-*-hpux*): Add extra_options.
318 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
319 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
320 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
321 (ia64_tls_size_string, ia64_tune_string): Remove.
322 (ia64_tune): Init to PROCESSOR_ITANIUM2.
323 (TARGET_DEFAULT_TARGET_FLAGS): New.
324 (TARGET_HANDLE_OPTION): New.
325 (ia64_override_options): Move options parsing ...
326 (ia64_handle_option): ... here. New.
327 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
328 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
329 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
330 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
331 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
332 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
333 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
334 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
335 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
336 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
337 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
338 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
339 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
340 TARGET_EARLY_STOP_BITS): Remove.
341 (TARGET_ILP32): Default false.
342 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
343 (enum ia64_inline_type): New.
344 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
345 * config/ia64/ia64.md: Update for new definitions of
346 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
347 * config/ia64/ia64.opt: New file.
348 * config/ia64/ilp32.opt: New file.
350 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
353 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
355 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
357 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
358 instead of MASK_H8300S.
359 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
360 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
361 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
362 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
363 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
364 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
365 TARGET_SWITCHES): Remove.
366 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
368 * config/h8300/h8300.opt: New.
370 * config/alpha/alpha.opt, config/arc/arc.opt,
371 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
374 2005-03-17 Ian Lance Taylor <ian@airs.com>
378 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
380 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
381 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
382 (TARGET_HANDLE_OPTION): Override default.
383 (arc_handle_option): New function.
384 (arc_init): Remove code to set arch_cpu_string.
385 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
386 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
387 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
388 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
389 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
390 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
391 (arc_rodata_string, TARGET_OPTIONS): Delete.
392 * config/arc/arc.opt: New file.
394 2005-03-17 Richard Henderson <rth@redhat.com>
396 * doc/extend.texi (Weak Pragmas): New section.
397 (attribute alias): Clarify that target must be in the same
400 2005-03-17 Richard Henderson <rth@redhat.com>
402 * config/alpha/alpha.opt: New file.
403 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
405 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
406 alpha_fprm_string, alpha_fptm_string): Make static.
407 (alpha_tls_size_string): Remove.
408 (alpha_handle_option): New.
409 (override_options): Update for alpha_cpu/alpha_tune split.
410 (alpha_file_start): Likewise.
411 (TARGET_DEFAULT_TARGET_FLAGS): New.
412 (TARGET_HANDLE_OPTION): New.
413 * config/alpha/alpha.h (alpha_tune): Declare.
414 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
415 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
416 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
417 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
418 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
419 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
420 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
421 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
422 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
423 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
424 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
425 (TARGET_DEFAULT): Remove MASK_FP.
426 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
427 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
428 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
429 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
430 alpha_tls_size_string): Remove.
431 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
432 (attribute tune): Rename from attribute cpu.
433 * config/alpha/ev4.md: Update to match.
434 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
435 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
436 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
437 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
438 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
439 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
441 2005-03-16 James E. Wilson <wilson@specifixinc.com>
443 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
444 and return without creating new state if before_nops_num is nonzero.
445 * config/ia64/ia64.md (first_insn): New attribute.
446 (alloc): Set it to yes.
448 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
450 * tree-vectorizer.c (new_vec_stmt_info): Initialize
451 STMT_VINFO_SUBVARS to NULL.
452 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
454 2005-03-16 Dale Johannesen <dalej@apple.com>
456 * rtlanal.c (find_first_parameter_load): Rewrite to
457 return actual first param load or the call if none,
458 instead of first in block, when not all loads exist.
460 2005-03-16 Roger Sayle <roger@eyesopen.com>
462 * optabs.c (expand_copysign_absneg): Make static.
463 * optabs.h (expand_copysign_absneg): Delete prototype.
464 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
466 2005-03-16 Richard Henderson <rth@redhat.com>
469 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
470 (alias_pairs): Rename from output_defs.
471 (find_decl_and_mark_needed): Split out from assemble_alias.
472 (do_assemble_alias): New.
473 (assemble_output_def): Remove.
474 (finish_aliases_1, finish_aliases_2): New.
475 (process_pending_assemble_output_defs): Remove.
476 (assemble_alias): Defer aliases for which we don't yet have a
477 non-external decl for the target symbol.
478 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
479 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
480 * toplev.c (compile_file): Use finish_aliases_2 instead of
481 process_pending_assemble_output_defs.
482 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
483 (process_pending_assemble_output_defs): Remove.
485 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
487 Fix PR tree-optimization/20489
489 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
490 for empty structures.
492 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
494 Fix PR tree-optimization/20490
496 * tree-ssa-pre.c (create_expression_by_pieces): Use
497 force_gimple_operand on result of fold.
499 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
501 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
502 of closing parenthesis.
504 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
506 * builtins.c (expand_movstr): Update a call to
508 (expand_builtin_strncpy): Update a call to
509 fold_builtin_strncpy.
510 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
511 arguments of CALL_EXPR.
512 (fold_builtin_1): Update calls to fold_builtin_strcpy and
513 fold_builtin_strncpy.
514 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
515 * tree.h: Update the prototypes of fold_builtin_strcpy and
516 fold_builtin_strncpy.
518 2005-03-16 Steven Bosscher <stevenb@suse.de>
519 Dorit Naishlos <dorit@il.ibm.com>
521 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
522 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
525 2005-03-16 Steven Bosscher <stevenb@suse.de>
527 * tree-inline.c (walk_type_fields, walk_tree,
528 walk_tree_without_duplicates): Move from here...
529 * tree.c: ...to here.
531 2005-03-15 Zack Weinberg <zack@codesourcery.com>
533 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
534 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
535 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
536 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
537 (version): Define using $(BASEVER_c).
538 (Makefile, config.status, build/gcov-iov.o): No longer depends on
540 (version.o): Depend on version files; add custom generation command.
541 (prefix.o): Define BASEVER on command line.
542 (s-iov): Depend on version files; adjust command.
543 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
545 (gcc-vers.texi): New rule.
546 (doc/%.info, doc/%.dvi): Add -I . to command line.
547 (doc/gccinstall.dvi): Likewise.
548 (PACKAGE): Delete. All uses replaced with "gcc".
549 * aclocal.m4: Do not include gcc-version.m4.
550 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
551 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
552 Set is_release based on contents of DEV-PHASE.
553 Set gcc_version based on contents of BASE-VER.
554 Define WIN32_REGISTRY_KEY only if the user overrode the default.
555 * config.in, configure: Regenerate.
556 * gccbug.in: Determine version of GCC in use at runtime.
557 * gcov-iov.c: Get version number and development phase from
558 command line, not by including version.c.
559 * intl.c: Replace all uses of PACKAGE with "gcc".
560 * libada-mk.in: Delete unused "gcc_version" variable.
561 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
562 * version.c: (VERSUFFIX): New hook for redistributors; adjust
564 (version_string): Put together from pieces.
565 * config/alpha/x-vms: Do not use $(gcc_version).
566 * config/i386/t-nwld: Likewise.
567 * doc/include/gcc-common.texi: Include gcc-vers.texi for
568 version-GCC and DEVELOPMENT.
570 2005-03-15 Roger Sayle <roger@eyesopen.com>
572 PR tree-optimization/17454
573 * tree.c (tree_size): Add case for TREE_BINFO.
574 * fold-const.c (fold_checksum_tree): Only clear the overloaded
575 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
577 2005-03-15 Roger Sayle <roger@eyesopen.com>
579 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
580 op1 whilst expanding the signed widenening multiply variant.
582 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
584 * toplev.c (display_target_options): Avoid unused variable warning if
585 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
586 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
587 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
588 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
589 (mips_isa_info): New variable.
590 (mips_parse_cpu): Remove the first argument and leave the caller
592 (TARGET_HANDLE_OPTION): Override default.
593 (mips_handle_option): New function. Move option validation code from...
594 (override_options): ...here. Update calls to mips_parse_cpu.
595 * config/mips/mips.h (mips_arch_string, mips_tune_string)
596 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
597 (SUBTARGET_TARGET_OPTIONS): Delete.
598 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
599 (mno-flush-func, mtune=): New options.
601 2005-03-15 Roger Sayle <roger@eyesopen.com>
602 Richard Henderson <rth@redhat.com>
604 * real.c (c4x_single_format, c4x_extended_format): Provide values
605 for signbit_ro for c4x's single and extended floating point formats.
606 * optabs.c (expand_copysign): Use the floating point format's
607 signbit_ro for expanding via expand_copysign_absneg, and it's
608 signbit_rw field for expanding via expand_copysign_bit.
610 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
612 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
613 known_alignment_for_access_p.
614 (known_alignment_for_access_p): New.
615 (do_peeling_for_alignment): Field made int instead of bool and renamed
616 to peeling_for_alignment.
617 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
618 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
619 functionality used to be in vect_analyze_operations.
620 (vect_analyze_operations): Code to determine vectorization factor was
621 moved to vect_determine_vectorization_factor.
622 (vect_enhance_data_refs_alignment): Update to correct alignment when it
623 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
625 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
626 be part of vect_analyze_operations).
627 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
628 creating the guard condition, as the number of iterations may be
630 (slpeel_tree_peel_loop_to_edge): Use new name of
631 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
632 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
633 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
634 (vect_do_peeling_for_alignment): Use fold.
635 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
637 (vect_update_inits_of_dr): Renamed to
638 vect_update_init_of_dr.
639 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
640 (vectorizable_store): Fix assertion to use == instead of =.
642 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
644 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
645 call_used_regs for wCG registers.
647 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
649 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
650 for non-offsettable memory references to cope with outstanding reload
651 replacements, take 2.
653 2005-03-15 Uros Bizjak <uros@kss-loka.si>
656 * config/i386/i386.h (x86_fisttp): New.
657 (TARGET_FISTTP): New macro.
658 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
659 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
660 instruction when fisttp flag is set.
661 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
663 * config/i386/i386.md (type attribute): Add fisttp.
664 (unit attribute): Set to i387 for fisttp type.
665 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
666 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
668 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
669 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
671 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
672 patterns for TARGET_FISTTP. Enable patterns for
673 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
674 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
675 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
676 implement fisttp x87 insn.
677 (fix_trunc*_i387_fisttp splitters): New patterns.
678 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
679 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
680 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
682 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
683 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
684 Implement using mode macros. Disable patterns for TARGET_FISTTP.
685 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
686 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
687 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
688 Disable patterns for TARGET_FISTTP.
689 (fix_trunc*_i387 splitters): Implement usign mode macros.
690 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
691 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
692 (fix_trunx*_sse peephole2s): Implement using mode macros.
694 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
696 PR rtl-optimization/20291
697 * combine.c (try_combine): If splitting fails, re-try with
698 original combined pattern, i.e. before clobber stripping.
700 2005-03-14 Eric Christopher <echristo@redhat.com>
702 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
703 STACK_GROWS_DOWNWARD.
705 2005-03-14 Roger Sayle <roger@eyesopen.com>
707 * real.h (struct real_format): Split the signbit field into two
708 two fields, signbit_ro and signbit_rw.
709 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
710 mips_double_format, ieee_extended_motorola_format,
711 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
712 ieee_extended_intel_128_format, ibm_extended_format,
713 mips_extended_format, ieee_quad_format, mips_quad_format,
714 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
715 i370_double_format, c4x_single_format, c4x_extended_format,
716 real_internal_format): Update initializers for new field.
717 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
718 real_format structure.
719 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
720 field of the real_format structure.
722 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
724 Fix PR tree-optimization/20458
726 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
727 DECL_EXTERNAL on STRUCT_FIELD tags.
728 (clear_call_clobbered): Ditto.
729 * tree-ssa-operands.c (note_addressable): Make sure the original
730 variable doesn't slip into the addressable list if we have
732 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
735 2005-03-14 Geoffrey Keating <geoffk@apple.com>
737 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
738 (-fwide-exec-charset): Likewise.
739 (-finput-charset): Likewise.
740 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
741 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
742 * c.opt (Wnormalized): New.
744 2005-03-14 Devang Patel <dpatel@apple.com>
746 * doc/invoke.texi: Add reference to Visibility document.
748 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
750 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
751 MASK_SPLIT_ADDRESSES.
752 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
753 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
754 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
755 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
756 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
757 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
758 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
759 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
760 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
761 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
762 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
763 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
764 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
765 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
766 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
767 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
768 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
769 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
770 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
771 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
772 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
773 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
774 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
775 (TARGET_EXPLICIT_RELOCS): Delete.
776 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
777 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
778 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
779 (override_options): Set MASK_LONG64 if -mint64 is given and no
780 -mlongXX option is. Complain about -mint64 -mlong32.
781 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
782 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
783 * config/mips/mips.opt: New file.
785 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
787 * config.gcc (extra_options): New variable for listing option files.
788 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
789 * configure.ac (extra_opt_files): New AC_SUBST variable.
790 (tm_file_list, tm_include_list): Include options.h first.
791 * configure: Regenerate.
792 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
793 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
794 (s-options-h): New rule.
795 (options.h): Depend on it.
796 (TEXI_GCCINT_FILES): Add options.texi.
797 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
798 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
799 * target.h (gcc_target): Add default_target_flags and handle_option.
800 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
801 (TARGET_HANDLE_OPTION): New macros.
802 (TARGET_INITIALIZER): Include them.
803 * opt-functions.awk (opt_args, nth_arg): New functions.
804 (switch_flags): Handle the "Target" flag.
806 (var_name): Use opt_args and nth_arg.
807 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
808 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
809 macros for the "Mask" and "InverseMask" options.
810 * opts.h (cl_var_cond): New enum.
811 (cl_option): Replace the "has_set_value" and "set_value" fields with
812 "var_cond" and "var_value".
813 (CL_TARGET): New macro.
814 (option_enabled, print_filtered_help): Declare.
815 (decode_options): Move definition.
816 * opts.c (handle_option): Search for the original option before
817 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
818 var_cond and var_value fields. Use targetm.handle_option to handle
820 (decode_options): Set target_flags to targetm.default_target_flags.
821 (print_filtered_help): Make global. Handle CL_TARGET.
822 (option_enabled): New function.
823 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
824 (display_target_options, set_target_switch, print_switch_values)
825 (default_pch_valid_p): Guard uses of target_switches with
826 #ifdef TARGET_SWITCHES. Also...
827 (display_target_options): Display the CL_TARGET entries in cl_options.
828 (set_target_option): Don't complain about the "" option when
829 TARGET_SWITCHES is undefined.
830 (print_switch_values): Use option_enabled.
831 (default_pch_valid_p): Check cl_options[] when looking for something
832 that has changed the value of target_flags.
833 * c.opt: Remove documentation from top of file.
834 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
835 * doc/sourecebuild.texi: Refer to the new options documentation
836 instead of c.opt. Document machine-specific .opt files.
837 * doc/tm.texi (target_flags): Say that this variable is declared
839 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
840 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
842 * doc/options.texi: New file.
844 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
847 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
850 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
853 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
854 temporary variable of pointer type if an lvalues is required.
855 (gimplify_modify_expr_rhs): Request an rvalue from it.
856 (gimplify_expr): Pass fallback on.
858 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
860 * cfgbuild.c: Update comments.
862 2005-03-14 Roger Sayle <roger@eyesopen.com>
864 PR rtl-optimization/17236
865 * optabs.c (expand_doubleword_mult): New helper function split out
866 from expand_binop. Permute the order in which instructions are
867 emitted to minimize the number of simultaneously live registers.
868 (expand_binop): Call expand_doubleword_mult to synthesize a double
871 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
873 * basic-block.h: Update the prototypes of cached_make_edge and
875 * cfg.c (cached_make_edge): Take edge_cache representing one
876 row of the adjacency matrix of edges.
877 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
878 (make_edges): Initialize edge_cache to represent one row of
879 the adjacency matrix of edges.
881 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
883 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
885 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
886 Remove unused removed_phis variable.
887 (conditional_replacement): Use build1/build2.
888 (abs_replacement): Use last_and_only_stmt and build1/build2.
890 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
892 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
893 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
894 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
895 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
896 * c-common.c (handle_novops_attribute): New function.
897 (c_common_attribute_table): Add "no vops" entry.
898 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
899 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
900 * tree-ssa-operands.c (get_call_expr_operands): Do not
901 create virtual operands for calls with ECF_NOVOPS flag.
902 * tree.h (DECL_IS_NOVOPS): New macro.
903 (struct tree_decl): Add novops_flag.
904 (ECF_NOVOPS): New constant.
906 2005-03-14 Uros Bizjak <uros@kss-loka.si>
909 * config/i386/i386.c (x86_use_himode_fiop): New.
910 (x86_use_simode_fiop): Rename from x86_use_fiop.
911 * config/i386/i386.h (x86_use_himode_fiop): Declare.
912 (TARGET_USE_HIMODE_FIOP): New.
913 (x86_use_simode_fiop): Rename from x86_use_fiop.
914 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
916 * config/i386/i386.md (X87MODEI12): New mode macro define.
917 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
918 to implement x87 FP compare with HImode input operands.
919 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
920 Use X87MODEI12 mode macro to handle HImode input operands.
921 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
922 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
923 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
924 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
925 macro to implement x87 operators with HImode input operands.
926 (fop splitters): Use X87MODEI12 mode macro to handle HImode
929 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
931 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
933 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
936 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
938 * basic-block.h (BB_VISITED): Removed.
939 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
941 2005-03-14 Falk Hueffner <falk@debian.org>
944 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
946 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
948 * ggc-zone.c: Fix comment typos.
950 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
951 stringpool.c, config/mips/mips-protos.h: Update copyright.
953 2005-03-14 Alan Modra <amodra@bigpond.net.au>
955 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
956 throughout with its typedef, "rtx".
957 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
958 (rs6000_tls_symbol_ref_1): Remove inline keyword.
959 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
960 regs in comment to match code.
962 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
964 * except.c (check_handled): Make it static.
965 * except.h: Remove the corresponding prototype.
967 * function.c (get_func_frame_size): Make it static.
968 * function.h: Remove the corresponding type.
970 * regclass.c (reg_class_superclasses, reg_class_subclasses):
972 * hard-reg-set.h: Remove the corresponding declarations.
974 * tree-cfg.c (verify_stmts): Check that
975 bb_for_stmt (stmt) == bb for every PHI node and statement.
977 2005-03-14 Alan Modra <amodra@bigpond.net.au>
979 * config.gcc: Remove excess indentation.
980 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
982 2005-03-13 Roger Sayle <roger@eyesopen.com>
985 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
986 * fold-const.c (fold_sign_changed_comparison): Likewise.
987 (fold_binary): Optimize comparisons against widened operands if
988 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
990 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
992 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
993 (sparc_override_options): Initialize it.
994 (sparc_struct_value_rtx): Set it on the MEM to be returned.
996 2005-03-13 David Edelsohn <edelsohn@gnu.org>
998 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
999 (reg_or_none500mem_operand): New predicate.
1000 (zero_reg_mem_operand): New predicate.
1001 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
1002 to reg_or_none500mem_operand.
1003 (extendsfdf2_fpr): Add MEM alternative.
1004 (extenddftf2_internal): Change operand2 predicate to
1005 zero_reg_mem_operand.
1007 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1009 * ggc-zone.c: Rewritten.
1011 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
1013 * configure.ac: Define GGC_ZONE for --with-gc=zone.
1014 * config.in: Regenerated.
1015 * configure: Regenerated.
1016 * gengtype.c (write_types_process_field, write_func_for_structure):
1017 Pass new argument to gt_pch_note_object.
1018 * ggc-common.c (struct ptr_data): Add TYPE.
1019 (gt_pch_note_object): Take TYPE argument and save it.
1020 (call_count): Update call to ggc_pch_count_object.
1021 (call_alloc): Update call to ggc_pch_alloc_object.
1022 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
1024 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
1025 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
1026 (ggc_alloc_zone_stat): Delete.
1027 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
1028 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
1029 (ggc_pch_alloc_object): Update prototypes.
1030 (garbage_zone): Delete.
1031 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
1032 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
1034 (tree_id_zone): New variable.
1035 (ggc_alloc_cleared_zone): Remove unused.
1036 (ggc_alloc_zone): Define.
1037 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
1038 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
1039 ggc_alloc_zone_stat.
1040 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
1041 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
1042 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
1043 (make_node_stat): Likewise. Use tree_id_zone.
1045 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1046 Joseph S. Myers <joseph@codesourcery.com>
1048 * configure.ac: Check for MIPS TLS.
1049 * configure: Regenerated.
1050 * config/mips/mips-protos.h (enum mips_symbol_type): Add
1051 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
1052 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
1053 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
1054 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
1055 (mips_classify_symbol, mips_symbolic_constant_p)
1056 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
1057 (mips_tls_operand_p, mips_call_tls_get_addr)
1058 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
1059 (mips_tls_symbol_ref_1): New functions.
1060 (mips_legitimize_address, mips_legitimize_const_move): Call
1061 mips_legitimize_tls_address.
1062 (override_options): Handle V1_REG and TLS symbols. Disable TLS
1064 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
1065 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
1066 (mips_char_to_class): Document V1_REG.
1067 (HAVE_AS_TLS): Provide default.
1068 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
1070 (load_got<mode>): Renamed from *load_got<mode>. Allow when
1072 (tls_get_tp_<mode>): New instruction.
1074 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1076 * configure.ac: Update checks for target tools.
1077 * configure: Regenerated.
1079 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1081 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
1083 2005-03-13 Roger Sayle <roger@eyesopen.com>
1085 * expmed.c (expand_mult): Use synthetic multiplication sequences for
1086 more classes of DImode multiplication by constant. Allow both
1087 multiplication by small negative constants (by performing a
1088 multiplication by a positive constant and negating the result) and
1089 multiplications by large powers of two, by using a left shift.
1091 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1093 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
1094 of basic blocks into work_stack.
1096 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
1097 config/mips/vr.h: Update copyright.
1099 * c-decl.c (c_init_decl_processing): Remove useless calls to
1100 build_function_type.
1102 * builtins.c (fold_trunc_transparent_mathfn,
1103 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
1104 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
1105 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
1106 fold_builtin_strcpy, fold_builtin_strncpy,
1107 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
1110 * builtins.c (expand_builtin_mathfn_3): Remove local variable
1113 * lambda-code.c (lambda_compute_auxillary_space): Remove local
1114 variable determinant.
1116 * tree-cfg.c (group_case_labels): Remove local variable type.
1118 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
1121 * tree-ssa-phiopt.c (value_replacement): Remove local variable
1124 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
1127 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
1128 (*movmemqi_insn): Delete.
1129 (*movmemhi): Delete.
1131 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1133 * builtins.c (fold_builtin_classify): Take decomposed
1134 arguments of CALL_EXPR.
1135 (fold_builtin_1): Update a call to fold_builtin_classify.
1137 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
1140 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
1141 through into call to parser_xref_tag after parse error.
1142 (c_parser_struct_declaration): Consistently return NULL_TREE on
1145 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
1147 * tree-flow-inline.h (ref_contains_array_ref): New function.
1148 (lookup_subvars_for_var): Ditto.
1149 (get_subvars_for_var): Ditto.
1150 (var_can_have_subvars): Ditto.
1152 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
1153 (struct subvar): New type.
1155 * tree-dfa.c (okay_component_ref_for_subvars): New function.
1157 * tree-optimize.c (init_tree_optimization_passes): Call
1158 pass_create_structure_vars.
1160 * tree-ssa-alias.c: Include vec.h.
1161 (init_alias_info): Don't auto-clear call clobbered on struct-field
1163 (compute_flow_insensitive_aliasing): Handle subvars.
1164 (group_aliases): Handle STRUCT_FIELD aliases.
1165 (setup_pointers_and_addressables): Ditto.
1166 Don't mark variables non-addressable if they still have
1167 addressable subvars.
1168 Also mark subvars addressable when the real variable is marked
1170 (add_pointed_to_var): Try to prune the pointed-to set by only
1171 pointing to subvars when possible.
1172 Otherwise, make sure we set addresses_needed and pt_vars to
1173 properly include subvars.
1174 (bitpos_of_field): New function.
1175 (push_fields_onto_fieldstack): Ditto.
1176 (get_or_create_used_part_for): Ditto.
1177 (create_overlap_variables_for): Ditto.
1178 (find_used_portions): Ditto.
1179 (create_structure_vars): Ditto.
1180 (pass_create_structure_vars): New structure.
1182 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
1183 (get_expr_operands): Handle subvars. Also try to turn
1184 COMPONENT_REF accesses into must-defs now that we can accurately
1186 (note_addressable): Try to only mark as addressable those subvars
1187 we know a COMPONENT_REF touches.
1188 (overlap_subvar): New function.
1190 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
1191 Handle subvar storing.
1192 (vect_address_analysis): Update caller of vect_object_analysis.
1194 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
1196 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
1197 (STMT_VINFO_SUBVARS): New macro.
1199 * common.opts: add flag_tree_salias.
1201 * opts.c (decode_options): flag_tree_salias defaults to on.
1203 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
1205 * doc/tree-ssa.texi: Document structural alias analysis.
1207 2005-03-12 Steven Bosscher <stevenb@suse.de>
1209 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
1210 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
1211 * tree-ssa-operands.c (get_expr_operands): Likewise.
1212 (get_expr_operands): Likewise for ERROR_MARK.
1214 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1216 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
1219 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
1222 * tree-ssa-pre.c (compute_avail): Remove local variable val.
1223 (mark_operand_necessary): Remove local variable ver.
1225 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
1226 variable prefix_len.
1228 * value-prof.c (mod_subtract_transform): Remove local variable
1231 * builtins.c (fold_builtin_exponent): Take decomposed
1232 arguments of CALL_EXPR.
1233 (fold_builtin_1): Update a call to fold_builtin_exponent.
1235 * builtins.c (fold_builtin_logarithm): Take decomposed
1236 arguments of CALL_EXPR.
1237 (fold_builtin_1): Update a call to fold_builtin_logarithm.
1239 * c-decl.c (c_init_decl_processing): Remove local variables
1240 ptr_ftype_void and ptr_ftype_ptr.
1242 * gimplify.c (gimplify_expr): Remove local variables r0 and
1245 * reg-stack.c (move_for_stack_reg): Remove local variable
1247 (compare_for_stack_reg): Remove local variable flags_user.
1248 (convert_regs_1): Remove local variable deleted.
1250 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
1252 (combine_blocks): Remove local variables exits and new_e.
1254 * tree-inline.c (expand_call_inline): Remove local variable
1257 * tree-ssa-live.c (create_ssa_var_map,
1258 calculate_live_on_entry): Remove local variable snn.
1260 2005-03-12 Geoffrey Keating <geoffk@apple.com>
1262 * c-lex.c (c_lex_with_flags): Add parameter to call to
1265 2005-03-11 Per Bothner <per@bothner.com>
1267 * c-tree.h (struct c_declarator): New id_loc field.
1268 * c-pragma.h (c_lex_with_flags): Take position reference.
1269 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
1270 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
1271 (c_lex): Pass dummy location to c_lex_with_flags.
1272 * c-parser.c (c_lex_one_token): Set c_token's location using
1273 c_lex_with_flags, instead of input_location, which might be "ahead".
1274 (c_parser_direct_declarator): Set declarator's id_loc from
1276 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
1277 declarator's id_loc, rather than probably-imprecise input_location.
1278 (build_id_declarator): Initialize c_declarator's id_loc field.
1280 2005-03-11 Roger Sayle <roger@eyesopen.com>
1283 * builtins.c (expand_builtin_signbit): Force the signbit's word
1284 into an integer register to avoid SUBREGs of floating point modes.
1286 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1288 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
1289 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
1290 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
1291 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
1293 2005-03-11 David Edelsohn <edelsohn@gnu.org>
1295 PR rtl-optimization/20306
1296 * expr.c (emit_move_complex): Set try_int false if mode is
1297 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
1298 emit_block_move if try_int is true.
1300 2005-03-11 Richard Henderson <rth@redhat.com>
1303 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
1304 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
1307 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1309 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
1310 (TARGET_FIX_VR4130): New macro.
1311 (TARGET_OPTIONS): Add -mfix-vr4130.
1312 (ISA_HAS_MACCHI): New macro.
1313 (ASM_SPEC): Add -mfix-vr4130.
1314 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
1315 (override_options): Handle mips_fix_vr4130_string.
1316 (mips_avoid_hazards): Clear all_noreorder_p
1317 if we're working around VR4130 errata and the macc alternatives
1319 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
1320 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
1321 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
1322 (MULTILIB_DEFAULTS): Remove leading "march=".
1323 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
1324 if no architecture option is given.
1325 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
1327 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
1328 * doc/invoke.texi: Document -mfix-vr4130.
1330 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1332 * config/mips/mips.c (override_options): Only warn about -mint64
1333 deprecation if TARGET_INT64.
1335 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1337 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
1338 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
1339 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
1340 are non-specific regarding the nonnull parameter positions.
1341 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
1342 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
1343 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
1344 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
1346 * builtins.def: Use the non-specific "nonnull" attibute lists.
1348 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1350 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1351 single_pred_edge, single_succ, single_pred): Improve comments.
1353 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1355 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1356 single_pred_edge, single_succ, single_pred): New inline functions.
1357 * bb-reorder.c (rotate_loop, find_traces_1_round,
1358 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
1359 duplicate_computed_gotos): Use the single_succ/pred functions.
1360 * cfganal.c (forwarder_block_p): Ditto.
1361 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
1362 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1363 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
1364 merge_seq_blocks): Ditto.
1365 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
1366 * cfglayout.c (fixup_reorder_chain): Ditto.
1367 * cfgloop.c (mark_single_exit_loops, update_latch_info,
1368 canonicalize_loop_headers, verify_loop_structure): Ditto.
1369 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
1370 mfb_update_loops, create_preheader, force_single_succ_latches,
1371 create_loop_notes): Ditto.
1372 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
1373 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
1374 commit_one_edge_insertion, purge_dead_edges,
1375 cfg_layout_can_merge_blocks_p): Ditto.
1376 * except.c (sjlj_emit_function_enter): Ditto.
1377 * flow.c (init_propagate_block_info): Ditto.
1378 * function.c (thread_prologue_and_epilogue_insns): Ditto.
1379 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
1380 insert_insn_end_bb): Ditto.
1381 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
1382 find_if_case_2): Ditto.
1383 * lambda-code.c (perfect_nestify): Ditto.
1384 * lcm.c (optimize_mode_switching): Ditto.
1385 * loop-doloop.c (doloop_modify): Ditto.
1386 * loop-init.c (loop_optimizer_init): Ditto.
1387 * loop-iv.c (simplify_using_initial_values): Ditto.
1388 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1389 * loop-unswitch.c (unswitch_loop): Ditto.
1390 * modulo-sched.c (generate_prolog_epilog): Ditto.
1391 * predict.c (combine_predictions_for_insn, estimate_probability,
1392 tree_estimate_probability, last_basic_block_p,
1393 estimate_bb_frequencies): Ditto.
1394 * profile.c (branch_prob): Ditto.
1395 * regrename.c (copyprop_hardreg_forward): Ditto.
1396 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
1397 * tracer.c (layout_superblocks): Ditto.
1398 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
1399 cfg_remove_useless_stmts_bb, cleanup_control_flow,
1400 cleanup_control_expr_graph, disband_implicit_edges,
1401 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
1402 tree_verify_flow_info, tree_make_forwarder_block,
1403 tree_forwarder_block_p, remove_forwarder_block,
1404 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
1405 * tree-if-conv.c (tree_if_conversion): Ditto.
1406 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1407 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
1408 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
1409 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
1410 copy_loop_headers): Ditto.
1411 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
1412 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
1413 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
1414 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
1415 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
1416 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
1417 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
1418 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
1419 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
1420 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
1421 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
1422 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
1423 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1424 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
1425 slpeel_add_loop_guard): Ditto.
1427 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
1429 PR tree-optimization/15784
1430 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1433 * stmt.c (expand_case): Don't change index_type. Convert minval
1436 PR tree-optimization/20130
1437 * fold-const.c (fold): Fold x * -1 into -x.
1439 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
1441 PR rtl-optimization/20331
1442 * rtlanal.c (modified_between_p): Check its address first for MEM.
1443 (modified_in_p): Likewise.
1445 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
1447 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
1449 2005-03-10 Steven Bosscher <stevenb@suse.de>
1451 * expr.c (expand_expr_real_1): If possible, use a conditional
1452 move for expanding MIN_EXPR and MAX_EXPR.
1453 Use temp for moving around rtx-en.
1455 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
1458 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
1461 2005-03-10 Roger Sayle <roger@eyesopen.com>
1463 * builtins.c (expand_builtin_signbit): Extend to handle floating
1464 point modes wider than the largest integer type, using the
1465 operand_subword_force function to obtain the signbit's word.
1467 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1470 * combine.c (try_combine): If recog_for_combine added CLOBBERs
1471 to NEWI2PAT, fail to combine if they are used by NEWPAT.
1473 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
1475 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
1477 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
1479 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
1481 (perform_edge_inserts): Unconditionally call
1482 free_dominator_info.
1484 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
1486 2005-03-10 Bob Wilson <bob.wilson@acm.org>
1488 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
1490 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
1492 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
1494 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
1496 (rtl_register_value_prof_hooks,
1497 tree_value_profile_transformations,
1498 tree_register_value_prof_hooks): Likewise.
1499 * var-tracking.c (stack_adjust_offset_pre_post,
1500 variable_htab_free, variable_union, dataflow_set_different_2,
1501 count_uses, variable_was_changed, set_frame_base_location,
1502 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
1503 vt_add_function_parameters): Likewise.
1504 * varasm.c (named_section_real, named_section, make_decl_rtl,
1505 asm_emit_uninitialised, assemble_integer, decode_addr_const,
1506 const_hash_1, compare_constant, copy_constant, force_const_mem,
1507 output_constant_pool_2, output_constant_pool_1, output_constant,
1508 output_constructor, make_decl_one_only, decl_tls_model,
1509 default_no_named_section, default_elf_select_section_1,
1510 default_unique_section_1): Likewise.
1511 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
1512 * vmsdbgout.c (addr_const_to_string): Likewise.
1515 * function.c (struct assign_parm_data_one): Remove last_named
1517 (assign_parm_find_data_types): Don't determine last_named.
1518 Reorder named_parm determination.
1519 (assign_parms): Only setup varargs on the last non-varadic
1522 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
1524 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
1525 sda base address on medium model.
1527 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
1529 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
1530 * cfgloop.c (flow_loop_nodes_find): Export.
1531 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
1533 * cfgloopmanip.c (fix_loop_structure): New function.
1534 * predict.c (predict_loops): Clean up the loops information.
1535 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
1536 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
1538 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
1539 (rewrite_into_loop_closed_ssa): Declaration changed.
1540 * tree-loop-linear.c (linear_transform_loops): Add argument to
1541 rewrite_into_loop_closed_ssa call.
1542 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1543 * tree-ssa-loop-im.c (move_computations): Ditto.
1544 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
1545 * tree-vectorizer.c (vectorize_loops): Ditto.
1546 * tree-optimize.c: Include cfgloop.h.
1547 (execute_todo): Choose whether to call cleanup_tree_cfg or
1548 cleanup_tree_cfg_loop.
1549 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
1550 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
1551 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
1552 cleanup_tree_cfg_loop call.
1553 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
1554 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
1555 work on part of cfg.
1557 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1560 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
1561 with multiple alternatives.
1563 * stmt.c (parse_output_constraint): Fix a typo.
1565 2005-03-09 Bob Wilson <bob.wilson@acm.org>
1567 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
1568 assembly directive instead of deprecated "no-generics".
1570 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
1572 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1573 for non-offsettable memory references to cope with outstanding reload
1575 * config/s390/s390.md ("reload_outti"): Call find_replacement to
1576 avoid losing outstanding address reloads.
1577 ("reload_outdi", "reload_outdf"): Likewise.
1579 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1581 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
1582 code. Add more cbrt transformations.
1584 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1586 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
1588 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1590 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
1591 NULL_TREE when a given tree is not simplified.
1592 (fold): Return the original tree when any of the functions
1593 mentioned above NULL_TREE.
1595 * fold-const.c (fold_unary, fold_binary): Take decomposed
1596 arguments, code, type, op0, and op1 in case of fold_binary.
1597 (fold): Update calls to fold_unary and fold_binary.
1599 2005-03-09 Roger Sayle <roger@eyesopen.com>
1601 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
1602 a fndecl and an arglist instead of a CALL_EXPR, exp.
1604 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1606 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
1608 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
1610 * expr.c (expand_assignment): Remove orig_to_rtx.
1612 * fold-const.c (int_const_binop): Remove no_overflow.
1614 * ifcvt.c (noce_emit_move_insn): Remove inmode.
1616 * loop-iv.c (get_biv_step_1): Remove lhs.
1618 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
1620 * real.c (real_nan): Remove neg.
1622 * function.c (thread_prologue_and_epilogue_insns): Remove i
1625 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
1628 * tree-eh.c (tree_could_trap_p): Remove idx.
1630 * tree-into-ssa.c (ann): Remove ann.
1632 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
1634 * tree-sra.c (decide_block_copy): Remove inst_count.
1636 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
1638 * tree-ssa-loop-im.c (lhs): Remove.
1640 * cfgbuild.c (state, STATE, SET_STATE,
1641 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1643 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1644 (find_basic_blocks): Set the state of each basic block to
1647 2005-03-08 Jeff Law <law@redhat.com>
1649 * tree-cfg.c (cleanup_control_flow): If removal of a computed
1650 goto results in the removal of edges in the CFG, then we need
1651 to recompute dominators.
1653 2005-03-09 Ben Elliston <bje@au.ibm.com>
1655 * c-common.c (c_do_switch_warnings): Comment fix.
1657 2005-03-08 Julian Brown <julian@codesourcery.com>
1659 * Patch from 2005-03-08 reverted for causing regressions and
1660 ppc-darwin bootstrap failure.
1662 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
1664 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1665 Define the real function for ppc-darwin.
1666 * c-typeck.c (convert_arguments): Check for target-specific
1667 invalid argument call to unprototyped function.
1668 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1670 * target.h (invalid_arg_for_unprototyped_fn): New field
1672 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1673 default target hook.
1674 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1677 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1679 * c-typeck.c (constructor_stack, constructor_range_stack,
1680 initializer_stack): Make them static.
1682 * cfg.c (rbi_pool): Make it static.
1684 * gimple-low.c (lower_stmt_body): Make it static.
1685 * tree-flow.h: Remove the corresponding prototype. Don't
1688 * sched-deps.c (cache_size): Make it static.
1690 * stor-layout.c (lang_adjust_rli): Make it static.
1692 2005-03-08 Julian Brown <julian@codesourcery.com>
1694 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1695 from being used for symbols with vague linkage when
1696 HAVE_GAS_COMDAT_GROUP is true.
1698 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
1700 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1701 nlabel == JUMP_LABEL (jump).
1703 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1705 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1706 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1707 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1708 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1710 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
1713 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1714 * c-common.c (handle_returns_twice): New function.
1715 (c_common_attribute_table): Declare eturns_twice' attribute.
1716 * doc/extend.texi: Document eturns_twice' attribute.
1717 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1718 (struct tree_decl): Add returns_twice_flag.
1720 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1722 * tree-ssa-phiopt.c: Fix a comment typo.
1724 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1725 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1726 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1729 2005-03-08 Richard Henderson <rth@redhat.com>
1731 * config/alpha/alpha.c (code_for_builtin): Replace special-case
1732 builtin codes with ctzdi2, clzdi2, popcountdi2.
1733 (struct alpha_builtin_def): Add is_const.
1734 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1735 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1736 (alpha_init_builtins): Init them. Set nothrow and const attributes
1738 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1739 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1740 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1741 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1742 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1743 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1744 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1745 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1746 (TARGET_FOLD_BUILTIN): New.
1747 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1748 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1750 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1752 2005-03-08 Ira Rosen <irar@il.ibm.com>
1754 PR tree-optimization/20122
1755 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1756 condition of access function instead of base.
1758 2005-03-07 Jeff Law <law@redhat.com>
1759 Steven Bosscher <stevenb@suse.de>
1761 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1762 (find_taken_edge): Call find_taken_edge_computed_goto as
1763 appropriate. Allow any gimple invariant rather than just
1764 INTEGER_CST for VAL.
1765 (cleanup_control_flow): Cleanup a computed goto which has turned
1767 (tree_merge_blocks): If block B has any forced labels, move
1768 them to the start of block A.
1769 * tree-ssa-dom.c (thread_across_edge): Allow threading across
1770 computed gotos as well.
1771 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1772 removal of unnecessary computed gotos too.
1773 (lookup_redirection_data): Fix type of INSERT argument. Callers
1776 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1778 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
1779 Remove trailing spaces.
1781 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1782 unshare_all_trees): Make them static.
1783 * tree-gimple.h: Remove the corresponding prototypes.
1785 * diagnostic.h: Remove unused prototype
1786 debug_output_buffer.
1787 * modulo-sched.c: Remove unused prototype
1788 set_row_column_for_ps.
1790 * tree-ssa-phiopt.c (tree_ssa_phiopt,
1791 replace_phi_edge_with_variable): Remove unused variable i.
1793 2005-03-07 Per Bothner <per@bothner.com>
1795 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1797 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
1800 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1801 bbs on the COND_EXPR instead of the PHI_NODEs.
1802 (candidate_bb_for_phi_optimization): Remove.
1803 (replace_phi_with_stmt): Rename to ...
1804 (replace_phi_edge_with_variable): this and change so that we
1805 replace the phi argument instead of removing the PHI.
1806 (conditional_replacement): Change so we deal with PHI with more
1808 (value_replacement): Likewise.
1809 (abs_replacement): Likewise.
1811 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
1813 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1814 output_e500_flip_gt_bit.
1816 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1818 (rs6000_generate_compare): Fix logic to look at the correct bits.
1819 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1821 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1822 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
1823 gen_move_from_CR_gt_bit.
1825 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1826 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1827 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1829 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1830 (E500_CR_IOR_COMPARE): New constant.
1832 2005-03-08 Earl Chew <earl_chew@agilent.com>
1833 David Billinghurst <David.Billinghurst@riotinto.com>
1835 * config/i386/host-cygwin.c: New file to support precompiled
1837 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1838 * config.host: Use above files for cygwin host.
1840 2005-03-07 David Edelsohn <edelsohn@gnu.org>
1842 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1843 ordering ops from earlier change.
1845 2005-03-07 Per Bothner <per@bothner.com>
1847 Various fixes to allow us to again build if --enable-mapped-location:
1848 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1849 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1850 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1851 local variable loc. Change logic appropriately.
1852 * tree-vect-transform.c (vect_finish_stmt_generation): Use
1853 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1854 * c-parser.c (c_parser_for_statement): Initialize loc variable.
1855 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1856 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1858 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
1860 PR rtl-optimization/19683
1861 * reload1.c (choose_reload_regs): Pass the number of bits, not the
1862 number of bytes, to smallest_int_for_mode. Fix arguments to
1863 REG_CANNOT_CHANGE_MODE_P.
1865 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1867 * reorg.c (relax_delay_slots): Check that the jump is
1868 conditional before trying to invert it.
1870 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1872 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1875 * calls (stack_arg_under_construction): Make it static.
1877 * flow.c (regs_live_at_setjmp): Make it static.
1878 * flow.h: Remove the corresponding prototype.
1880 * reload1.c (reload_startobj, reload_firstobj,
1881 something_needs_operands_changed, reload_inherited,
1882 reload_inheritance_insn, reload_override_in,
1883 reload_spill_index): Make them static.
1885 * recog.c (verify_changes): Make it static.
1886 * recog.h: Remove the corresponding prototype.
1888 * cfgbuild.c (find_sub_basic_blocks): Remove.
1889 * basic-block.h: Remove the corresponding prototype.
1890 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1892 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1894 * tree-ssa-operands.c (check_build_stmt): Remove.
1896 * stor-layout.c (set_alignment): Remove.
1897 * tree.h: Remove the corresponding prototype.
1899 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1901 * tree-ssa-dce.c (control_dependence_map,
1902 visited_control_parents): Make them static.
1904 * cfghooks.c (verify_flow_info): Remove local variable
1907 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1910 * loop-unswitch.c (unswitch_loop): Remove local variable src.
1912 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
1914 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1916 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
1918 * config/ia64/hpux.h (LINK_SPEC): Add -z.
1919 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1920 PARALLEL for an empty structure.
1922 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1924 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1926 * fold-const.c (fold_binary): Unroll the very first "for"
1929 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1931 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1932 redundant match_code test.
1933 (scc_comparison_operator): Swap match_operand and match_code
1935 (branch_positive_comparison_operator): Same.
1936 (trap_comparison_operator): Use comparison_operator and swap with
1939 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1942 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1943 (out_movhi_r_mr): Read low byte of volatile MEM first.
1944 (out_movhi_mr_r): Write high byte of volatile MEM first.
1946 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1948 * cselib.c (reg_values, reg_values_size): Make them static.
1950 * cse.c (cse_reg_info_table): Make it static.
1952 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1954 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1956 * cse.c (find_best_addr): Use canon_for_address.
1958 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1960 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1961 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1962 SUBREG and MEM, respectively.
1964 * fold-const.c (fold_binary): Use code instead of t.
1966 * fold-const.c (optimize_minmax_comparison): Take decomposed
1967 arguments code, type, op0, and op1 instead of t.
1968 (fold_binary): Update a call to optimize_minmax_comparison.
1970 * fold-const.c (fold_range_test): Take decomposed arguments
1971 code, type, op0, and op1 instead of t.
1972 (fold_binary): Update a call to fold_range_test.
1974 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1975 decomposed arguments code, type, op0, and op1 instead of t.
1976 (fold_binary): Update a call to fold_range_test.
1978 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1980 * fold-const.c (fold_binary): Avoid directly using the original
1981 expression t as much as possible.
1983 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1985 * c-semantics.c (build_stmt): Use TYPE_P instead of
1986 IS_NON_TYPE_CODE_CLASS.
1987 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1988 (NON_TYPE_CHECK): Use TYPE_P instead of
1989 IS_NON_TYPE_CODE_CLASS.
1991 * fold-const.c (fold): Remove handling of binary expressions.
1993 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1995 * doc/c-tree.texi: Wrap comments in @r{}.
1996 * doc/cpp.texi: Likewise.
1997 * doc/cppinternals.texi: Likewise.
1998 * doc/extend.texi: Likewise.
1999 * doc/md.texi: Likewise.
2000 * doc/objc.texi: Likewise.
2001 * doc/sourcebuild.texi: Likewise.
2002 * doc/tm.texi: Likewise.
2005 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2007 * predict.c (apply_return_prediction): Standardize PHI chain
2009 * tree-ssa.c (ssa_redirect_edge): Likewise.
2011 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
2012 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
2015 * tree-phinodes.c (remove_phi_node): Drop the last argument.
2016 * tree-flow.h: Adjust the prototype for remove_phi_node.
2017 * lambda-code.c (perfect_nestify): Adjust a call to
2020 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
2021 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
2023 * tree-ssa-dce.c (remove_dead_phis): Likewise.
2024 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2025 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2026 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
2028 * combine.c (simplify_and_const_int): Use gen_int_mode instead
2029 of GEN_INT (trunc_int_for_mode (...)).
2030 * loop-iv.c (iv_number_of_iterations): Likewise.
2031 * postreload.c (reload_cse_move2add): Likewise.
2032 * simplify-rtx.c (simplify_const_unary_operation,
2033 simplify_const_binary_operation): Likewise.
2034 * stor-layout.c (get_mode_bounds): Likewise.
2036 * fold-const.c (fold_binary): New.
2037 (fold): Call fold_binary on binary expressions.
2039 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
2041 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
2042 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
2043 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
2044 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
2045 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
2047 2005-03-04 Devang Patel <dpatel@apple.com>
2049 PR tree-optimization/18815
2050 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2051 loops with zero exit edges.
2053 2005-03-04 Devang Patel <dpatel@apple.com>
2055 * doc/invoke.texi: Remove reference to webpage that does not exist.
2057 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
2058 Joseph S. Myers <joseph@codesourcery.com>
2061 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
2062 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
2063 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
2064 * pa.c (get_plabel): Change argument to symbol_ref. Call
2065 maybe_get_identifier instead of get_identifier.
2066 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
2067 (struct deferred_plabel): Replace name field with symbol field.
2068 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
2069 ASM_OUTPUT_EXTERNAL_REAL is defined.
2070 (output_global_address): Use output_addr_const for output of all
2072 (output_deferred_plabels): Use symbol_ref instead of name for address
2074 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
2075 ASM_OUTPUT_SYMBOL_REF): New macros.
2076 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
2078 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
2081 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
2083 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
2084 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
2086 2005-03-04 Jeff Law <law@redhat.com>
2088 * basic-block.h (rediscover_loops_after_threading): Declare.
2089 * tree-ssa-dom.c: Include cfgloop.h.
2090 (tree_ssa_dominator_optimize): Discover loops and some basic
2091 properties. Remove forwarder blocks recreated by loop header
2092 canonicalization. Also mark backedges in the CFG.
2093 * tree-ssa-threadupdate.c: Include cfgloop.h
2094 (rediscover_loops_after_threading): Define.
2095 (struct local_info): New field, JUMP_THREADED.
2096 (prune_undesirable_thread_requests): New function.
2097 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
2098 then record that fact for the callers of redirct_edges.
2099 (thread_block): If BB has incoming backedges, then call
2100 prune_undesirable_thraed_requests. Note when we are
2101 going to have to rediscover loop information. Return a
2102 boolean indicating if any jumps were threaded.
2103 (thread_through_all_blocks): Bubble up boolean indicating
2104 if any jumps were threaded.
2105 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
2106 (tree-ssa-threadupdate.o): Similarly.
2108 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2110 * fold-const.c (fold_ternary): Unroll the "for" loop to
2113 2005-03-04 Andrew Haley <aph@redhat.com>
2115 * unwind-dw2-fde-glibc.c (struct
2116 unw_eh_callback_data.check_cache): New field.
2117 (frame_hdr_cache): New.
2118 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
2119 Cache frame header info.
2121 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
2123 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
2124 (print_c_condition): Declare.
2125 * read-rtl.c (ptr_loc): New structure.
2126 (ptr_locs, ptr_loc_obstack, joined_conditions)
2127 (joined_conditions_obstack): New variables.
2128 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
2129 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
2130 (join_c_conditions, print_c_condition): New functions.
2131 (apply_macro_to_string): Associate the new string with the same
2132 source location as the old one.
2133 (add_condition_to_string): Use join_c_conditions.
2134 (read_string): Use set_rtx_ptr_loc to record a filename and line
2135 number for the string.
2136 (read_rtx): Initialize the new variables above.
2137 * genattrtab.c (write_test_expr, write_attr_value): Use
2139 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
2140 comment above the GCC_VERSION check.
2141 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
2142 Inline the definition of MAYBE_EVAL.
2143 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
2144 * genoutput.c (process_template): Likewise.
2145 * genpreds.c (write_predicate_subfunction): Likewise.
2146 (write_predicate_expr): Use print_c_condition.
2147 * genrecog.c (write_cond): Likewise.
2148 * gensupport.c (process_rtx): Use join_c_conditions to join the
2149 conditions of a define_insn_and_split. Record a source location
2150 for the string after the "&&".
2151 (alter_test_for_insn): Use join_c_conditions.
2153 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
2156 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2157 PR tree-optimization/15784
2158 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2161 2005-03-04 Ben Elliston <bje@au.ibm.com>
2163 * gcc.c (option_map): Add --coverage.
2164 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
2165 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
2166 * config/darwin.h: Pass -lgcov for `coverage'.
2167 * doc/invoke.texi (Debugging Options): Document --coverage.
2169 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2171 * gcse.c (bypass_block): Use find_edge wherever possible.
2173 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
2177 * c-opts.c (c_common_parse_file): Call start_source_file
2178 and end_source_file at the approriate times.
2180 * dwarf2out.c (dwarf2out_finish): Don't auto-end
2181 the main file, it will be done for us now.
2183 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2185 * fold-const.c (fold_ternary): New.
2186 (fold): Call fold_ternary on ternary expressions. Remove
2187 handling of ternary expressions.
2189 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2191 PR tree-optimization/15784
2192 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2195 2005-03-03 David Edelsohn <edelsohn@gnu.org>
2197 * config/rs6000/predicates.md (branch_comparison_operator):
2198 Convert from C block to conditional format.
2200 2005-03-03 Jan Hubicka <jh@suse.cz>
2202 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
2203 and non-constant public variables.
2205 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
2207 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
2210 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
2213 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
2214 calls to release_ssa_name and release_phi_node.
2216 * fold-const.c (fold): Remove handling of unary expressions.
2218 * fold-const.c (fold_unary): Avoid directly using the original
2219 expression t as much as possible.
2221 2005-03-03 Roger Sayle <roger@eyesopen.com>
2222 Andrew Pinski <pinskia@physics.uc.edu>
2224 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
2225 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
2227 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
2229 Describe special registers SRP and MOF as allocatable registers.
2230 * config/cris/cris.c (cris_md_asm_clobbers): New function.
2231 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
2232 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
2233 TARGET_HAS_MUL_INSNS.
2234 (cris_print_operand) <case 'd'>: New case.
2235 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
2236 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
2238 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
2239 (REG_ALLOC_ORDER): Update for MOF.
2240 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
2242 (GENERAL_REGS): No longer a define of ALL_REGS.
2243 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
2244 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2246 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
2247 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
2248 (SECONDARY_RELOAD_CLASS): Define.
2249 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
2250 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
2251 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
2252 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
2253 (REGISTER_MOVE_COST): Define.
2254 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
2255 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
2256 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
2257 (CRIS_MOF_REGNUM): New define_constants.
2258 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
2260 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
2262 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
2263 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
2264 Adjust for MOF being properly described as a register.
2265 (indir_to_reg_split): Name this split. Conditionalize on the
2266 destination register being a general register.
2267 (movei): Conditionalize on on operands 0 and 1 having the same
2270 2005-03-03 Alan Modra <amodra@bigpond.net.au>
2273 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
2274 -mcpu to override any other explicitly given flags.
2276 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
2278 * recog.c (verify_changes, confirm_change_group): New functions,
2279 broken out of apply_change_group.
2280 (apply_change_group): Use them.
2281 * recog.h (verify_change, confirm_change_group): Declare.
2282 * rtl.h (redirect_jump_2): Declare.
2283 * jump.c (redirect_exp, invert_exp): Delete.
2284 (invert_exp_1): Take second parameter. Return value. Changed caller.
2285 (redirect_jump_2): New function, broken out of redirect_jump.
2286 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
2287 (invert_jump): Use invert_jump_1 and redirect_jump_2.
2288 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
2290 2005-03-02 Geoffrey Keating <geoffk@apple.com>
2292 * varasm.c (named_section): Use xstrdup rather than doing it by
2295 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
2297 2005-03-02 Devang Patel <dpatel@apple.com>
2299 Undo PR tree-optimization/18815 fix.
2301 2005-03-02 Devang Patel <dpatel@apple.com>
2303 PR tree-optimization/18815
2304 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2305 loops with zero exit edges.
2307 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2309 * cfg.c (connect_src, connect_dest, disconnect_src,
2310 disconnct_dest): New.
2311 (unchecked_make_edge, remove_edge, redirect_edge_succ,
2312 redirect_edge_pred): Use the new functions.
2314 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2315 free_dominance_info only when needed.
2317 2005-03-02 David Edelsohn <edelsohn@gnu.org>
2320 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
2321 (reg_or_sub_cint64_operand): Same.
2323 2005-03-02 Jeff Law <law@redhat.com>
2325 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
2326 CFG_ALTERED in the main DOM iteration loop.
2328 2005-03-02 Mark Mitchell <mark@codesourcery.com>
2331 * varasm.c (initializer_constant_valid_p): Allow conversions
2332 between OFFSET_TYPEs. Tidy.
2334 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
2336 * config/cris/cris.md ("return"): Remove epilogue delay list
2339 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
2341 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
2343 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
2345 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2347 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
2348 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
2349 config/m68k/m68k.c, config/mips/mips.h,
2350 config/rs6000/rs6000-protos.h, doc/contrib.texi,
2351 doc/include/gcc-common.texi: Update copyright.
2353 PR middle-end/18029 and PR middle-end/18030
2354 * expr.c (optimize_bitfield_assignment_op): Add a special case
2355 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
2357 * fold-const.c (fold_unary): New.
2358 (fold): Call fold_unary on unary expressions.
2360 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
2362 * cgraph.h (struct cgraph_edge): Add prev_caller and
2364 (cgraph_node_remove_callees): Export.
2365 * cgraph.c (cgraph_create_edge): Initialize prev_caller
2367 (cgraph_edge_remove_callee): New function.
2368 (cgraph_edge_remove_caller): Likewise.
2369 (cgraph_remove_edge): Use.
2370 (cgraph_redirect_edge_callee): Likewise.
2371 (cgraph_node_remove_callees): New function.
2372 (cgraph_node_remove_callers): Likewise.
2373 (cgraph_remove_node): Use.
2374 * tree-optimize.c (tree_rest_of_compilation): Use
2375 cgraph_node_remove_callees instead of manual loop.
2376 * cgraphunit.c (cgraph_finalize_function): Likewise.
2377 (cgraph_expand_function): Likewise.
2378 (cgraph_remove_unreachable_nodes): Likewise.
2380 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
2383 * c-tree.h (undeclared_variable, build_external_ref): Add extra
2385 * c-decl.c (undeclared_variable): Take location as argument.
2386 * c-typeck.c (build_external_ref): Likewise.
2387 * c-parser.c (c_parser_postfix_expression): Pass location of
2388 identifier to build_external_ref.
2390 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2392 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
2393 CCEQ mode for branch_positive_comparison_operator test.
2394 * config/rs6000/predicates (branch_comparison_operator): Revert to
2396 (scc_comparison_operator): Same.
2397 (branch_positive_comparison_operator): Same.
2399 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
2401 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
2402 (cris_delay_slots_for_epilogue): Remove.
2403 (save_last): Move into cris_target_asm_function_epilogue.
2404 (cris_target_asm_function_epilogue): Remove tests for file being
2406 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
2407 (cris_delay_slots_for_epilogue): Remove prototypes.
2408 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
2409 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
2411 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2413 * config/rs6000/predicates.md (branch_comparison_operator): Change
2414 to define_special_predicate.
2415 (scc_comparison_operator): Same.
2416 (branch_positive_comparison_operator): Same.
2418 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
2420 * Makefile.in (tree-ssa-sink.o): New.
2421 (OBJS-common): Add tree-ssa-sink.o.
2422 * common.opt: Add -ftree-sink
2423 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
2424 * timevar.def (TV_TREE_SINK): new timevar.
2425 * tree-flow.h (is_hidden_global_store): Prototype.
2426 * tree-optimize.c (init_tree_optimization_passes): Add
2428 * tree-pass.h (pass_sink_code): New.
2429 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
2430 for non-obvious global store store to is_hidden_global_store, and
2431 call that new function.
2432 * tree-ssa-sink.c: New file.
2433 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
2434 * doc/passes.texi: Document forward store motion.
2435 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
2436 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
2437 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
2438 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
2440 2005-03-01 Per Bothner <per@bothner.com>
2442 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
2443 and we have a non-zero column-number, add it to the message.
2444 Also factor out the diagnostic_kind_text.
2446 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2448 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2449 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2450 flow_loop_scan): Removed.
2451 (flow_loop_dump): Do not dump removed fields.
2452 (flow_loop_free): Do not free removed fields.
2453 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
2454 (loop_exit_edge_p): New function.
2455 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
2456 num_pre_header_edges, entry_edges, num_entries, exit_edges,
2457 num_exits, exits_doms.
2458 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
2459 LOOP_EDGES, LOOP_ALL): Removed.
2460 (flow_loop_scan): Declaration removed.
2461 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
2462 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
2464 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
2465 (if_convert): Call flow_loops_find and flow_loops_free
2466 when calling mark_loop_exit_edges.
2467 * cfgloopanal.c (mark_loop_exit_edges): Moved from
2468 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
2469 free_dominance_info calls.
2470 * loop-init.c (flow_loops_find): Ditto.
2471 * passes.c (rest_of_handle_branch_prob): Ditto.
2472 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
2473 * loop-unroll.c (analyze_insns_in_loop): Do not use
2475 * predict.c (predict_loops): Do not call flow_loop_scan.
2476 Use get_loop_exit_edges.
2477 (tree_estimate_probability): Do not pass flags to flow_loops_find.
2478 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
2479 Do not use EDGE_LOOP_EXIT.
2480 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
2481 to bb_with_exit_edge_p.
2482 (if_convertible_loop_p): Do not call flow_loop_scan. Use
2483 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
2484 to bb_with_exit_edge_p.
2485 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
2487 * tree-loop-linear.c (linear_transform_loops): Do not call
2488 flow_loop_scan. Use loop->single_exit.
2489 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
2490 (vect_analyze_loop_form): Do not call flow_loop_scan.
2491 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
2493 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
2495 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
2496 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2497 slpeel_tree_duplicate_loop_to_edge_cfg,
2498 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
2499 Use loop_preheader_edge and loop->single_exit. Do not call
2502 2005-03-01 Nick Clifton <nickc@redhat.com>
2504 * config/arm/arm.c (thumb_find_work_register): Check all of the
2505 argument registers to see if they are free, and a couple of
2506 special cases where the last argument register but can be proved
2507 to be available during the function's prologue.
2508 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
2509 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
2510 thumb_unexpanded_epilogue): Use unsigned long as the type for the
2512 (thumb_compute_save_reg_mask): Likewise. Also use
2513 thumb_find_work_register() to ensure that there is agreement about
2514 which work register is going to be used in the prologue.
2515 (thumb_output_function_prologue): Use unsigned long as the type
2516 for the register bit-mask. Also delay pushing the link register if
2517 other high registers are going to be pushed.
2518 (thumb_compute_save_reg_mask, emit_multi_reg_push,
2519 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
2520 redundant prototypes.
2522 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
2525 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
2526 and after reload in REG+REG indexed addresses without REG_POINTER
2527 set in the base and not set in the index.
2529 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2531 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
2532 Don't undefine here.
2533 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
2534 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
2535 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2536 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
2537 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
2539 * config.gcc (sh*-*-linux*): Use config/linux.h.
2541 2005-02-28 Dale Johannesen <dalej@apple.com>
2542 Stan Shebs <shebs@apple.com>
2544 Rewrite of 64-bit Darwin structure-by-value pass/return.
2545 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
2546 intoffset, use_stack, named.
2547 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
2548 (rs6000_darwin64_record_arg_advance_flush): New.
2549 (rs6000_darwin64_record_arg_advance_recurse): New.
2550 (rs6000_darwin64_record_arg_flush): New.
2551 (rs6000_darwin64_record_arg_recurse): New.
2552 (rs6000_darwin64_record_arg): New.
2553 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
2554 (function_arg_boundary): Handle 128-bit aligned structs.
2555 (function_arg_advance): Rewrite darwin64 struct handling.
2556 (function_arg): Call rs6000_darwin64_record_arg.
2557 (function_arg_partial_nregs): Handle darwin64 structs.
2558 (rs6000_darwin64_function_value): Remove.
2559 (rs6000_function_value): Call rs6000_darwin64_record_arg.
2561 2005-02-28 Roger Sayle <roger@eyesopen.com>
2563 PR tree-optimization/20216
2564 * tree-chrec.c (tree_fold_factorial): Delete.
2565 (tree_fold_binomial): Change argument list to take a return type
2566 and change the type of K to unsigned int. Rewrite to avoid explicit
2567 evaluation of factorials, and (recursively) calling fold to perform
2568 compile-time arithmetic. Return NULL on (internal) overflow.
2569 (chrec_evaluate): Change type of K to an unsigned int. Avoid
2570 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
2571 if any intermediate calculation overflows.
2572 (chrec_apply): Update call to chrec_evaluate.
2574 2005-02-28 James E Wilson <wilson@specifixinc.com>
2576 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
2578 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
2581 * c-parser.c (c_parser_compound_statement): Return error_mark_node
2582 instead of NULL_TREE on error.
2584 2005-02-28 David Edelsohn <edelsohn@gnu.org>
2586 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
2587 (EASY_VECTOR_15_ADD_SELF): Remove.
2588 (num_insns_constant_wide): Not static.
2589 (validate_condition_mode): Not static.
2590 (toc_relative_expr_p): Not static.
2591 (legitimate_indirect_address_p): Not static.
2592 (macho_lo_sum_memory_operand): Not static.
2593 (invalid_e500_subreg): Not static.
2594 (easy_vector_same): Not static.
2595 (easy_vector_splat_const): Not static.
2596 (RS6000_SYMBOL_REF_TLS_P): Remove.
2597 (any_operand): Delete.
2598 (any_parallel_operand): Delete.
2599 (count_register_operand): Delete.
2600 (altivec_register_operand): Delete.
2601 (xer_operand): Delete.
2602 (s8bit_cint_operand): Delete.
2603 (short_cint_operand): Delete.
2604 (u_short_cint_operand): Delete.
2605 (non_short_cint_operand): Delete.
2606 (exact_log2_cint_operand): Delete.
2607 (gpc_reg_operand): Delete.
2608 (cc_reg_operand): Delete.
2609 (cc_reg_not_cr0_operand): Delete.
2610 (reg_or_short_operand): Delete.
2611 (reg_or_neg_short_operand): Delete.
2612 (reg_or_aligned_short_operand): Delete.
2613 (reg_or_u_short_operand): Delete.
2614 (reg_or_cint_operand): Delete.
2615 (reg_or_arith_cint_operand): Delete.
2616 (reg_or_add_cint64_operand): Delete.
2617 (reg_or_sub_cint64_operand): Delete.
2618 (reg_or_logical_cint_operand): Delete.
2619 (got_operand): Delete.
2620 (got_no_const_operand): Delete.
2621 (easy_fp_constant): Delete.
2622 (easy_vector_constant): Delete.
2623 (easy_vector_constant_add_self): Delete.
2624 (zero_constant): Delete.
2625 (zero_fp_constant): Delete.
2626 (volatile_mem_operand): Delete.
2627 (offsettable_mem_operand): Delete.
2628 (mem_or_easy_const_operand): Delete.
2629 (add_operand): Delete.
2630 (non_add_cint_operand): Delete.
2631 (logical_operand): Delete.
2632 (non_logical_cint_operand): Delete.
2633 (mask_operand): Delete.
2634 (mask_operand_wrap): Delete.
2635 (mask64_operand): Delete.
2636 (mask64_2_operand): Delete.
2637 (and64_operand): Delete.
2638 (and64_2_operand): Delete.
2639 (and_operand): Delete.
2640 (reg_or_mem_operand): Delete.
2641 (lwa_operand): Delete.
2642 (symbol_ref_operand): Delete.
2643 (call_operand): Delete.
2644 (current_file_function_operand): Delete.
2645 (input_operand): Delete.
2646 (rs6000_nonimmediate_operand): Delete.
2647 (rs6000_tls_symbol_ref): Delete.
2648 (save_world_operation): Delete.
2649 (restore_world_operation): Delete.
2650 (load_multiple_operation): Delete.
2651 (store_multiple_operation): Delete.
2652 (vrsave_operation): Delete.
2653 (mfcr_operation): Delete.
2654 (mtcrf_operation): Delete.
2655 (lmw_operation): Delete.
2656 (stmw_operation): Delete.
2657 (branch_comparison_operator): Delete.
2658 (branch_positive_comparison_operator): Delete.
2659 (scc_comparison_operator): Delete.
2660 (trap_comparison_operator): Delete.
2661 (boolean_operator): Delete.
2662 (boolean_or_operator): Delete.
2663 (min_max_operator): Delete.
2664 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2665 (EASY_VECTOR_15): Moved to here.
2666 (EASY_VECTOR_15_ADD_SELF): Move to here.
2667 (PREDICATE_CODES): Delete.
2668 * config/rs6000/rs6000-protos.h: Delete predicate functions.
2669 Declare functions no longer static.
2670 * config/rs6000/predicates.md: New.
2671 * config/rs6000/rs6000.md: Include predicates.md
2673 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
2675 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
2676 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2678 * cfgrtl.c (need_fake_edge_p): Likewise.
2679 * combine.c (distribute_notes): Likewise.
2680 * emit-rtl.c (try_split): Likewise.
2681 * recog.c (peephole2_opimize): Likewise.
2682 * reg-notes.def (ALWAYS_RETURN): Remove.
2683 * rtl.h (LCT_ALWAYS_RETURN): Remove.
2684 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2685 * tree.h (ECF_ALWAYS_RETURN): Remove.
2687 2005-02-28 Roger Sayle <roger@eyesopen.com>
2690 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2691 between different machine modes is never a "useless" conversion.
2693 2005-02-28 Geert Bosch <bosch@gnat.com>
2696 * doc/contrib.texi: List contributors for Ada front end
2698 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2700 * simplify-rtx.c (simplify_unary_operation_1,
2701 simplify_const_unary_operation): New, extracted from...
2702 (simplify_unary_operation): ... this one.
2703 (simplify_binary_operation_1,
2704 simplify_const_binary_operation): New, extracted from...
2705 (simplify_binary_operation): ... this one.
2706 * rtl.h (simplify_const_unary_operation,
2707 simplify_const_binary_operation): Add prototypes.
2709 2005-02-28 Julian Brown <julian@codesourcery.com>
2711 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2712 building libjava and caused PR regression/20228.
2714 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2717 * Makefile.in (host_subdir): New.
2718 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
2719 * configure: Regenerate.
2721 2005-02-27 Zack Weinberg <zack@codesourcery.com>
2723 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2724 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2725 installation directory first.
2727 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
2730 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2731 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2732 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2733 * config/cris/cris.md: Tweak comments referring to Q.
2734 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2735 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2736 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2737 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2738 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2739 Insert spaces in constraints to align alternatives vertically for
2741 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
2744 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2746 PR rtl-optimization/17728
2747 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2748 operand 0 from general_operand to move_dest_operand.
2750 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2752 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2753 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2754 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2755 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2757 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2759 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2760 * configure: Regenerate.
2761 * libada-mk.in: Remove CC; rename
2762 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2764 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
2767 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2768 for the lhs, also walk over the tree. Likewise for rhs.
2770 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
2772 * tree-ssa-dom.c (simple_iv_increment_p): New function.
2773 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2774 Do not propagate value of iv before increment over the increment.
2776 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
2778 * c-parser.c: New file.
2779 * c-parse.in: Remove.
2780 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2782 (c-parser.o): Add dependencies.
2783 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2784 maintainer-clean, TAGS): Update.
2785 * c-config-lang.in (gtfiles): Update.
2786 * gengtype-lex.l: Don't handle "@@".
2787 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2788 objc_build_synchronized, objc_begin_try_stmt,
2789 objc_begin_catch_clause, objc_finish_catch_clause,
2790 objc_build_finally_clause, objc_finish_try_stmt): New.
2791 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2793 (c_parse_init): Update comment.
2794 * c-decl.c (c_init_decl_processing): Update comment.
2795 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2796 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2797 new c_declspecs members.
2799 2005-02-25 Julian Brown <julian@codesourcery.com>
2801 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2802 from being used for symbols with vague linkage when
2803 HAVE_GAS_COMDAT_GROUP is true.
2805 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2807 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2809 2005-02-25 Steve Ellcey <sje@cup.hp.com>
2812 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2813 (LIBGCC2_HAS_DF_MODE): New.
2814 (LIBGCC2_HAS_XF_MODE): New.
2815 (LIBGCC2_HAS_TF_MODE): New.
2816 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2817 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2818 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2819 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2820 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2821 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2822 and add _fixtfdi, _fixunstfdi, _floatditf
2823 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2824 L_fixunstfdi, L_floatditf.
2825 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2826 (LIBGCC2_HAS_TF_MODE): Define.
2828 2005-02-25 Diego Novillo <dnovillo@redhat.com>
2830 PR tree-optimization/20204
2831 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2832 REWRITE_THIS_STMT markers on PHI nodes.
2833 (rewrite_initialize_block): Likewise.
2835 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2837 * version.c (version_string): Update to 4.1.
2839 2005-02-25 Paolo Carlini <pcarlini@suse.de>
2841 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2842 Clarify that the alternative way doesn't work in GNU C++.
2844 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2846 PR tree-optimization/19937
2847 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2848 to the type of the induction variable.
2850 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
2852 PR rtl-optimization/20117
2853 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2854 the block including noncopyable insn.
2856 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2858 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2859 calls to find_reg_note.
2861 2005-02-24 Richard Henderson <rth@redhat.com>
2864 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2867 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
2869 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2870 vector types if to use base reg for misaligned non-word ld/std.
2872 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2875 * config/cris/cris.c (cris_target_asm_function_prologue): Create
2876 dwarf2 label manually and put it after, not before the prologue.
2878 2005-02-24 David Edelsohn <edelsohn@gnu.org>
2881 * reload.c (operands_match_p): Only increment register number for
2882 SCALAR_INT_MODE_P modes in multiple hard registers.
2884 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2887 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2889 * ChangeLog.5: Fix log message typo(s).
2890 * ChangeLog.7: Likewise.
2891 * ChangeLog.tree-ssa: Likewise.
2892 * cfgexpand.c: Fix comment typo(s).
2893 * conflict.c: Likewise.
2894 * defaults.h: Likewise.
2895 * dwarf2out.c: Likewise.
2897 * ggc-page.c: Likewise.
2898 * tree-eh.c: Likewise.
2899 * tree-ssa-dom.c: Likewise.
2901 2005-02-24 Jakub Jelinek <jakub@redhat.com>
2904 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2905 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2906 if SHARED is defined.
2909 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2910 allow splitting only if operands 0 and 3 don't overlap.
2912 2005-02-24 Richard Henderson <rth@redhat.com>
2915 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2916 (fold_builtin_1): Call them.
2917 * fold-const.c (fold_complex_mult_parts): Split out from ...
2918 (fold_complex_mult): ... here. Fix typo in both imaginary case.
2919 (fold_complex_div_parts, fold_complex_div): New.
2921 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2923 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2925 * tree-ssa-ccp.c (visit_assignment): Verify that result of
2926 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2928 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2929 (print_node): Likewise.
2930 Print TYPE_SIZES_GIMPLIFIED.
2932 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2934 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2935 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2936 operands as commutative in constraints.
2938 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2940 * tree-into-ssa.c: Re-organize internal functions.
2942 2005-02-24 Richard Henderson <rth@redhat.com>
2945 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2947 * common.opt (fcx-limited-range): New.
2948 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2949 * toplev.c (flag_complex_method): Initialize to 1.
2950 (process_options): Set flag_complex_method to 0 if
2951 flag_cx_limited_range.
2952 * doc/invoke.texi (-fcx-limited-range): New.
2954 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2956 * cse.c (delete_trivially_dead_insns): Speed up by using
2957 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2960 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2962 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2963 functions when -mid-shared-library is being used.
2965 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2967 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2968 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2969 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2970 * system.h: Poison LINK_LIBGCC_SPECIAL.
2972 2005-02-23 James E Wilson <wilson@specifixinc.com>
2974 * gengtype.c (note_insn_name): Make 1 element larger.
2976 2005-02-23 Roger Sayle <roger@eyesopen.com>
2979 PR rtl-optimization/20097
2980 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2981 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2983 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2985 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2986 * t-aix52 (SHLIB_INSTALL): Same.
2988 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2990 * genpreds.c: Update copyright.
2992 2005-02-23 Michael Beach <michaelb@ieee.org>
2995 * config/sparc/t-elf (startup files): Assemble with CPP.
2997 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2999 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
3000 (write_predicate_expr): Likewise.
3002 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3004 PR tree-optimization/20100
3005 PR tree-optimization/20115
3006 * tree-optimize.c (init_tree_optimization_passes): Remove
3007 pass_maybe_create_global_var.
3008 * tree-pass.h (pass_maybe_create_global_var): Remove.
3009 * tree-ssa-alias.c (aliases_computed_p): Declare.
3010 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
3011 (count_calls_and_maybe_create_global_var): Remove.
3012 (pass_maybe_create_global_var): Remove.
3013 (init_alias_info): Do not declare aliases_computed_p.
3014 (maybe_create_global_var): If the function contains no
3015 call-clobbered variables and a mix of pure/const and regular
3016 function calls, create .GLOBAL_VAR.
3017 Mark all call-clobbered variables for renaming.
3018 (merge_pointed_to_info): Update comment.
3019 (add_pointed_to_var): Likewise.
3020 (is_escape_site): Likewise.
3021 Accept struct alias_info * instead of size_t *.
3023 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
3025 * tree-ssa-operands.c (get_call_expr_operands): If
3026 ALIASES_COMPUTED_P is false, do not add call-clobbering
3028 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
3029 (delete_tree_ssa): Likewise.
3031 2005-02-22 James E Wilson <wilson@specifixinc.com>
3033 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
3034 (do_compile): Do call it here.
3036 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3038 PR rtl-optimization/20017.
3039 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
3040 rest_of_handle_cse2, rest_of_handle_gcse): Call
3041 delete_dead_jumptables immediately before calling cleanup_cfg.
3043 2005-02-22 Devang Patel <dpatel@apple.com>
3046 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
3049 2005-02-22 David Edelsohn <edelsohn@gnu.org>
3051 * config/rs6000/aix.h (WINT_TYPE): Define.
3053 2005-02-22 Stan Shebs <shebs@apple.com>
3055 * config/rs6000/rs6000.c (rs6000_override_options): Default to
3056 natural alignment for 64-bit Darwin.
3057 (rs6000_parse_alignment_option): Warn about uses of -malign-power
3059 * doc/invoke.texi: Document this.
3061 2005-02-22 DJ Delorie <dj@redhat.com>
3063 * c-common.c (c_common_type_for_mode): Pass the mode's precision
3064 to make_[un]signed_type, not the mode itself.
3066 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3068 * cfg.c (cached_make_edge): Call make_edge if edge cache is
3069 not available. Use tail calls wherever possible.
3070 (make_edge): Call unchecked_make_edge to create an edge.
3072 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
3073 (coalesce_ssa_name): Don't check for
3074 SSANORM_USE_COALESCE_LIST.
3075 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
3077 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3079 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
3080 (rewrite_into_ssa): ... here.
3082 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
3084 PR tree-optimization/19786
3085 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
3086 tag to another's may-alias bitmap when adding to the other's list.
3088 2005-02-21 DJ Delorie <dj@redhat.com>
3090 * tree-ssa-loop-ivopts.c (computation_cost): Start register
3091 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
3092 registers in unsupported ways.
3093 * expmed.c (init_expmed): Likewise.
3095 2005-02-21 Stan Cox <scox@redhat.com>
3097 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
3099 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3101 * tree-cfg.c (fold_cond_expr_cond): New.
3102 (make_edges): Call fold_cond_expr_cond.
3103 (find_taken_edge): Accept nothing but INTEGER_CST.
3104 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
3106 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
3108 * flow.c (delete_dead_jumptables): Speed up by scanning insns
3109 that do not belong to any basic block.
3111 2005-02-21 Jeff Law <law@redhat.com>
3113 * cfganal.c (find_unreachable_blocks): Manually CSE load of
3116 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3118 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
3119 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
3120 Adjust their definitions.
3121 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
3122 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
3124 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
3125 genautomata.c, langhooks.c, langhooks.h, system.h,
3126 config/arm/lib1funcs.asm: Update copyright.
3128 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3130 * dbxout.c (dbxout_function_end): Emit Lscope label always.
3132 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
3135 * doc/install.texi: Document --with-gc.
3137 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
3139 * simplify-rtx.c (simplify_unary_operation): Add a missing
3142 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3144 PR tree-optimization/18663
3145 * tree-ssa-dom.c (extract_range_from_cond): Return 0
3146 if the type has variable bounds.
3148 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
3150 * gcse.c: Remove an obsolete comment.
3152 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
3154 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
3156 * doc/extend.texi (Function Attributes) <Attribute const>: The
3157 attribute "pure" is below this text, not above.
3159 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3161 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
3162 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
3163 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
3165 2005-02-20 Zack Weinberg <zack@codesourcery.com>
3168 * langhooks.h (struct lang_hooks): Add to_target_charset.
3169 * langhooks.c (lhd_to_target_charset): New function.
3170 * langhooks-def.h: Declare lhd_to_target_charset.
3171 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
3172 (LANG_HOOKS_INITIALIZER): Update.
3173 * c-common.c (c_common_to_target_charset): New function.
3174 * c-common.h: Declare it.
3175 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
3176 c_common_to_target_charset.
3178 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
3179 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
3181 * system.h: Poison them.
3182 * doc/tm.texi: Don't discuss them.
3183 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
3184 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
3185 (pp_c_char): Do not attempt to generate letter escapes for
3187 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
3188 * config/mips/mips.c (mips_output_ascii): Likewise.
3190 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
3192 PR tree-optimization/19951
3193 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
3196 2005-02-19 Steven Bosscher <stevenb@suse.de>
3199 * function.h (struct function): New field `max_loop_depth'.
3200 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
3201 (flow_loops_find): Reset the max loop depth count before finding loops.
3202 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
3203 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
3204 (calculate_global_regs_live): Make sure the loop will terminate
3205 when the initial sets are not empty.
3207 2005-02-19 Zack Weinberg <zack@codesourcery.com>
3209 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
3211 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
3213 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
3216 * doc/invoke.texi: Remove documentation of %M spec.
3218 (init_spec): Remove %M suffix from -lgcc_s.
3219 (do_spec_1): Remove 'M' case.
3220 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
3221 to put shared libraries in the multilib directory. Remove the
3222 shlib_so_soname substitution variable. Don't add a multilib encoding
3223 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
3224 reported by -print-multi-os-directory. Pass @multilib_dir@ to
3225 SHLIB_INSTALL as well as SHLIB_LINK.
3226 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
3227 (SHLIB_NAME): Delete.
3228 (SHLIB_DIR): New macro.
3229 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
3230 (SHLIB_INSTALL): Adjust accordingly.
3231 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
3232 * config/t-slibgcc-sld: Likewise.
3233 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
3234 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
3235 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
3237 (SHLIBUNWIND_INSTALL): Adjust accordingly.
3238 * config/i386/t-nwld (SHLIB_SONAME): Delete.
3239 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
3240 Use @shlib_base_name@ instead of @shlib_so_name@.
3241 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
3242 and @shlib_base_name@.so in @multilib_dir@.
3243 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
3244 to the install path.
3245 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
3246 (SHLIB_LINK): Remove previous workaround.
3247 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
3248 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
3249 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
3251 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
3252 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
3253 (SHLIB_INSTALL): Adjust accordingly.
3254 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
3255 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
3256 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
3257 config/t-slibgcc-elf-ver.
3259 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
3260 Jakub Jelinek <jakub@redhat.com>
3262 PR tree-optimization/19828
3263 * tree-ssa-loop-im.c: Add a TODO comment.
3264 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
3265 without side-effects.
3267 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3269 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
3272 2005-02-18 James E. Wilson <wilson@specifixinc.com>
3274 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
3275 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
3276 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
3278 (ia64_reorg): Delete fixup_errata call.
3279 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
3280 (TARGET_SWITCHES): Delete -mb-step entry.
3282 2005-02-19 Jakub Jelinek <jakub@redhat.com>
3285 * c-typeck.c (composite_type): Handle quals in transparent unions.
3286 (type_lists_compatible_p): Likewise.
3288 2005-02-18 Stan Shebs <shebs@apple.com>
3290 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
3291 expressions in the .literal8 section.
3293 2005-02-18 Geoffrey Keating <geoffk@apple.com>
3295 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
3297 2005-02-18 Roger Sayle <roger@eyesopen.com>
3299 * fold-const.c (constant_boolean_node): Always create values of the
3300 specified type, don't bother calling truthvalue_conversion.
3302 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3304 * except.c (output_function_exception_table): Call
3305 assemble_external_libcall (eh_personality_libfunc).
3307 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3310 * config/ia64/ia64.h (struct machine_function): Add state_num.
3311 * config/ia64/ia64.c (process_epilogue,
3312 process_for_unwind_directive): Use new unwind state numbers each
3313 time rather than state 1.
3315 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3318 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
3319 before the "*llgt_didi" pattern.
3321 2005-02-18 Jason Merrill <jason@redhat.com>
3323 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
3325 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
3327 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
3328 (div0): Use it in place of ARM_FUNC_ALIAS.
3329 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
3331 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
3334 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
3335 access, the lower bound of the array type if it exists.
3337 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
3340 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
3341 cases that are out-of-range for the index type.
3343 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3345 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
3346 (estimate_case_costs): Don't call convert.
3347 * expmed.c (expand_shift): Likewise.
3348 (make_tree): Call fold_convert instead of convert.
3350 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3353 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
3354 that ref to be marked MEM_READONLY_P doesn't have base that needs
3357 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3359 * genautomata.c (output_get_cpu_unit_code_func,
3360 output_cpu_unit_reservation_p): Don't generate old-style function
3363 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3366 PR tree-optimization/20009
3367 * convert.c (convert_to_integer): Revert 2005-02-16 change.
3369 PR tree-optimization/18947
3370 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
3371 inline, remove all nodes that are inlined into the extern inline
3374 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3376 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
3377 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
3378 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
3379 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
3382 2005-02-17 Roger Sayle <roger@eyesopen.com>
3384 PR tree-optimization/19917
3385 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
3386 to be potentially trapping.
3388 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3390 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
3392 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
3394 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
3395 tem becomes a local variable which is set to the value of the
3396 back end defined INITIAL_FRAME_ADDRESS macro.
3397 (expand_builtin_frame_address): Omit the base parameter to
3398 expand_builtin_return_addr.
3399 (expand_builtin_profile_func): Likewise.
3400 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
3401 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
3402 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
3404 2005-02-17 Jakub Jelinek <jakub@redhat.com>
3406 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
3407 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
3408 * config/frv/frv.c (frv_function_epilogue): Likewise.
3410 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
3412 * lambda-code (perfect_nestify): Remove mark/unmark
3414 * tree-loop-linear.c (linear_transform_loops): Add
3415 rewrite_into_ssa call so that ssa is correct for
3416 rewriting into loop closed.
3418 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
3420 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
3421 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
3423 * bt-load.c (btr_def_live_range, combine_btr_defs,
3424 migrate_btr_def, migrate_btr_defs): Likewise.
3425 * cfgcleanup.c (thread_jump): Likewise.
3426 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
3427 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
3428 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
3429 df_rd_local_compute, df_reg_info_compute): Likewise.
3430 * dominance.c (init_dom_info, free_dom_info): Likewise.
3431 * flow.c (init_propagate_block_info,
3432 free_propagate_block_info): Likewise.
3433 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
3434 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
3435 modify_reg_pav): Likewise.
3436 * loop-invariant.c (find_defs, find_invariant_insn,
3437 find_invariants, free_inv_motion_data): Likewise.
3438 * predict.c (tree_predict_by_opcode,
3439 estimate_bb_frequencies): Likewise.
3440 * stmt.c (expand_case): Likewise.
3441 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
3442 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
3443 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
3444 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
3445 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
3446 rewrite_ssa_into_ssa): Likewise.
3447 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3448 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
3449 analyze_edges_for_bb, perform_edge_inserts): Likewise.
3450 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
3451 * tree-sra.c (tree_sra): Likewise.
3452 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
3453 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3454 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
3455 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3456 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
3457 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
3459 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
3460 calculate_live_on_entry, calculate_live_on_exit,
3461 build_tree_conflict_graph): Likewise.
3462 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
3463 record_important_candidates, set_use_iv_cost, find_depends,
3464 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
3465 tree_ssa_iv_optimize_finalize): Likewise.
3466 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
3467 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
3468 tree_duplicate_loop_to_header_edge): Likewise.
3469 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
3470 * tree-ssa.c (verify_flow_insensitive_alias_info,
3471 verify_name_tags, verify_ssa, init_tree_ssa,
3472 delete_tree_ssa): Likewise.
3473 * tree-ssanames.c (marked_ssa_names, init_ssanames,
3474 fini_ssanames): Likewise.
3475 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
3477 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
3479 * config/rs6000/t-rtems: Completely reworked.
3481 2005-02-17 Ira Rosen <irar@il.ibm.com>
3483 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
3485 2005-02-17 Ira Rosen <irar@il.ibm.com>
3487 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
3488 POINTER_TYPE_P when checking that type is a pointer.
3489 (vect_get_memtag): Remove.
3490 (vect_address_analysis): Use POINTER_TYPE_P. Call
3491 vect_object_analysis with dummy parameter for memtag.
3492 (vect_object_analysis): Extract memtag (functionality that
3493 used to be in vect_get_memtag and moved here). Fix printings.
3494 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
3495 with correct parameters. Remove call to vect_get_memtag.
3497 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
3499 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
3500 (tree-vectorizer.o): Added missing dependencies.
3502 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
3504 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
3505 declaration in tree-vectorizer.c, now has an extern declaration in
3507 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3508 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3509 get_vectype_for_scalar_type, vect_is_simple_use,
3510 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3511 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
3512 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
3513 vectorizable_store, vectorizable_operation, vectorizable_assignment,
3514 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
3515 find_loop_location): Likewise.
3517 * tree-vectorizer.c (langhooks.h): #include removed.
3518 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
3519 moved to tree-vectorized.h.
3520 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3521 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3522 get_vectype_for_scalar_type, vect_is_simple_use,
3523 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3524 vect_supportable_dr_alignment, new_loop_vec_info,
3525 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
3526 vect_set_verbosity_level, find_loop_location): Likewise.
3528 (vect_analyze_loop): Function externalized. Declaration moved to
3529 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
3530 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
3531 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
3532 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
3533 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
3534 vect_enhance_data_refs_alignment, vect_analyze_operations,
3535 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
3536 vect_stmt_relevant_p, vect_get_loop_niters,
3537 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
3538 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
3539 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
3540 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
3541 vect_get_memtag): Likewise.
3543 (vectorizable_load): Function externalized. Declaration moved to
3544 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
3545 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
3546 vect_transform_loop): Likewise.
3547 (vect_transform_stmt): Moved to tree-vect-transform.c.
3548 (vect_align_data_ref, vect_create_destination_var,
3549 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
3550 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
3551 vect_get_vec_def_for_operand, vect_init_vector,
3552 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
3553 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
3554 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
3555 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
3556 vect_do_peeling_for_loop_bound): Likewise.
3558 * tree-vect-analyze.c: New file.
3559 * tree-vect-transform.c: New file.
3561 2005-02-17 Jason Merrill <jason@redhat.com>
3563 PR mudflap/19319, c++/19317
3564 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
3567 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
3569 * doc/install.texi (Specific): Update link for Darwin-specific
3572 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
3574 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
3575 constant_boolean_node.
3577 2005-02-16 David Edelsohn <edelsohn@gnu.org>
3580 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
3581 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
3583 2005-02-16 Richard Henderson <rth@redhat.com>
3586 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
3588 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
3589 replace uses with Wtype_MAXp1_F.
3590 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
3591 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
3592 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
3593 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
3594 and HAVE_TFMODE as appropriate.
3595 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
3596 (__floatdisf): Likewise.
3597 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
3598 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
3599 (Wtype_MAXp1_F): New.
3600 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
3601 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
3603 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
3606 * arm.c (arm_apply_result_size): New function.
3607 * arm.h (APPLY_RESULT_SIZE): Define.
3608 * arm-protos.h (arm_apply_result_size): Add prototype.
3609 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
3610 (movxf): New expand.
3611 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
3612 (call_value_symbol): Remove predicate for operand 0.
3613 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
3614 (untyped_call): Rework to correclty return values for any type.
3615 (untyped_return): New expand.
3616 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
3618 2005-02-16 Stan Shebs <shebs@apple.com>
3620 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
3621 * config/rs6000/t-darwin8: New, for 64-bit multilib.
3623 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3625 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
3626 configure settings on Solaris 7 and later.
3628 2005-02-16 Diego Novillo <dnovillo@redhat.com>
3630 PR tree-optimization/19865
3631 * tree-optimize.c (init_tree_optimization_passes): Run
3632 pass_may_alias after pass_sra.
3634 2005-02-16 Richard Henderson <rth@redhat.com>
3635 Stuart Hastings <stuart@apple.com>
3638 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
3639 Do nothing if debug info suppressed for this function.
3640 (dbxout_begin_function): Early exit if debug info suppressed for
3643 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
3646 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
3648 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3650 PR tree-optimization/19967
3651 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
3652 expand_builtin_strchr, expand_builtin_strrchr): Take a new
3653 argument TYPE. Adjust calls to fold_builtin_XXX.
3654 (expand_builtin, fold_builtin_1): Adjust calls to
3656 (fold_builtin_strchr, fold_builtin_strpbrk,
3657 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
3658 result to a requested type TYPE.
3660 2005-02-16 Jakub Jelinek <jakub@redhat.com>
3663 * fold-const.c (fold): Don't optimize (T)(x & cst) to
3664 (T)x & (T)cst if (T)cst overflows.
3665 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
3666 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
3668 2005-02-15 Jeff Law <law@redhat.com>
3670 * gcse.c (blocks_with_calls): New bitmap.
3671 (alloc_gcse_mem): Allocate it.
3672 (free_gcse_mem): Free it.
3673 (clear_modifY_mem_tables): Clear it.
3674 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
3675 when we encounter CALL_INSNs.
3676 (compute_transp, case MEM): Handle blocks with calls separate
3677 from blocks without calls. Use bitmap iterators rather than
3680 2005-02-15 Peter O'Gorman <peter@pogma.com>
3683 * mklibgcc.in (vis_hide): Use a temporary object file, not
3686 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
3689 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
3690 access optimization.
3692 2005-02-15 David Edelsohn <edelsohn@gnu.org>
3693 Alan Modra <amodra@bigpond.net.au>
3696 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
3697 (_xlqsub): Rename to __gcc_qsub.
3698 (_xlqmul): Rename to __gcc_qmul.
3699 (_xlqdiv): Rename to __gcc_qdiv.
3700 Provide versioned symbol aliases with old names.
3701 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
3702 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
3703 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3704 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3705 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3707 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3709 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
3710 Fold ~(A - 1) and ~(A + -1) to -A.
3712 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3716 * config/host-linux.c (linux_gt_pch_use_address): Copy from
3717 config/pa/pa-host.c:pa_gt_pch_use_address.
3719 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
3721 * tree-vn.c (get_value_handle): Make sure that given an
3722 is_gimple_min_invariant expression, we always return it.
3724 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3726 * passes.c (rest_of_handle_gcse): Fix a comment.
3728 2005-02-15 Jeff Law <law@redhat.com>
3730 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
3732 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
3733 (canon_list_insert, record_last_mem_set_info): Similarly.
3734 (clear_modify_mem_tables): Similarly.
3736 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3738 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
3739 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
3740 config/mips/mips.md, config/rs6000/aix.h,
3741 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
3743 2005-02-15 Richard Henderson <rth@redhat.com>
3745 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
3746 call to be best_edge.
3748 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3750 * basic-block.h: Adjust the prototype for find_basic_blocks.
3751 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3752 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3755 * flow.c (recompute_reg_usage): Remove all arguments.
3756 * passes.c (rest_of_compilation): Adjust the call to
3757 recompute_reg_usage.
3758 * rtl.h: Adjust the prototype for recompute_reg_usage.
3760 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3762 * tree-dump.c (dump_files): Update to reflect new member
3764 (dump_register): Add new argument.
3766 (dump_switch_p_1): Check against glob name if doglob was passed.
3767 (dump_switch_p): Check against regular first, then glob if
3768 we didn't have any hits on the dump name.
3769 * tree-optimize.c (register_one_dump_file):
3770 Pass in glob name as well.
3771 * tree-pass.h (struct dump_file_info): Add glob
3774 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
3776 PR preprocessor/16323
3777 * doc/invoke.texi: Document that -Wendif-labels is on by default.
3779 2005-02-14 David Edelsohn <edelsohn@gnu.org>
3782 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
3783 (trunctfdf2_internal1): New.
3784 (trunctfdf2_internal2): Renamed from trunctfdf2.
3786 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3788 PR tree-optimization/19853
3789 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
3791 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3793 * passes.c (rest_of_handle_loop_optimize): Remove calls to
3794 delete_dead_jumptables and cleanup_cfg.
3796 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3798 * reload.c (find_reloads): Swap address_reloaded flags when
3799 swapping commutative operands.
3801 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
3803 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
3804 Use standard_iv_increment_position for computing the bsi position
3806 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
3809 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
3812 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
3813 life range of hard registers.
3814 * value-prof.c (insn_prefetch_values_to_profile): Only
3817 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
3818 profile in libcalls.
3820 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
3822 * bitmap.h (bitmap_and_compl_into): Return bool.
3823 * bitmap.c (bitmap_and_compl_into): Return changed flag.
3825 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3827 PR tree-optimization/19944
3828 * fold-const.c (fold): Re-add ABS_EXPR folding.
3830 2005-02-13 David Edelsohn <edelsohn@gnu.org>
3833 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
3834 {TARGET,MASK}_XL_COMPAT.
3835 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
3837 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
3838 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
3840 (rs6000_arg_partial_bytes): Same.
3841 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
3842 and XL compatibility enabled.
3843 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
3844 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
3845 test to final condition.
3846 (cmptf_internal2): New.
3847 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
3848 xl-compat. Add TFmode information to description.
3850 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
3852 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
3854 2005-02-13 Jason Merrill <jason@redhat.com>
3857 * fold-const.c (fold_indirect_ref_1): Split out from...
3858 (build_fold_indirect_ref): Here.
3859 (fold_indirect_ref): New fn.
3860 * tree.h: Declare it.
3861 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
3862 (gimplify_modify_expr_rhs): Likewise.
3863 (gimplify_expr): Likewise.
3865 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3867 PR tree-optimization/14303
3868 PR tree-optimization/15784
3869 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
3870 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
3871 ABS_EXPR<x> != 0 to x != 0.
3873 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
3875 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
3876 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
3877 spelling conventions.
3879 * passes.c (rest_of_handle_gcse): Don't run cse_main and
3880 delete_trivially_dead_insns too many times.
3882 * passes.c (rest_of_handle_gcse): Remove dead assignments to
3885 2005-02-12 Ira Rosen <irar@il.ibm.com>
3887 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
3888 (vect_is_simple_iv_evolution): Remove redundant parameter
3890 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
3891 without last parameter.
3892 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
3893 Return pointer step. Call vect_is_simple_iv_evolution without
3894 last parameter. Check only that the step is multiple of size
3895 type. Remove stmt_vinfo updates.
3896 (vect_get_memtag_and_dr): Remove.
3897 (vect_get_memtag): New function.
3898 (vect_address_analysis): New function.
3899 (vect_object_analysis): New function.
3900 (vect_analyze_data_refs): Call vect_object_analysis and
3901 vect_get_memtag. Update stmt_vinfo fields.
3903 2005-02-12 Ira Rosen <irar@il.ibm.com>
3905 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
3906 exist and are objects. Remove checks for pointer.
3907 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
3908 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
3909 (vect_create_data_ref_ptr): Likewise.
3910 (vect_base_addr_differ_p): New function.
3911 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
3912 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
3913 Don't set the DR_BASE_NAME field of data-ref.
3914 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
3916 2005-02-12 Uros Bizjak <uros@kss-loka.si>
3918 * optabs.h (enum optab_index): Add new OTI_ldexp.
3919 (ldexp_optab): Define corresponding macro.
3920 * optabs.c (init_optabs): Initialize ldexp_optab.
3921 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
3923 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
3925 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
3926 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3928 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3929 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3932 2005-02-12 Ira Rosen <irar@il.ibm.com>
3934 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3936 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3938 (vect_get_base_and_offset): Always return an address.
3939 (vect_create_addr_base_for_vector_ref): Remove treatment for
3940 different data reference types.
3941 (vect_compute_data_ref_alignment): Rename base to base_address in
3942 stmt_vec_info. Get the object in order to force its alignment.
3943 (vect_get_memtag_and_dr): Rename base to base_address in
3944 stmt_vec_info. Extract the object for memtag analysis.
3946 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3948 PR regression/19898.
3949 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3950 changes cc_status, use apply modified_in_p to part of cc_status
3951 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3954 2005-02-11 Richard Henderson <rth@redhat.com>
3956 * tree-complex.c (expand_complex_libcall): New.
3957 (expand_complex_multiplication): Use it for c99 compliance.
3958 (expand_complex_division): Likewise.
3959 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3961 * builtins.c (built_in_names): Remove const.
3962 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3964 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3965 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3966 (built_in_names): Remove const.
3967 * c-common.c (c_common_type_for_mode): Handle complex modes.
3968 * flags.h, toplev.c (flag_complex_method): Rename from
3969 flag_complex_divide_method.
3970 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3971 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3972 * libgcc2.h: Declare them.
3973 * libgcc-std.ver: Export them.
3974 * mklibgcc.in (lib2funcs): Build them.
3976 2005-02-11 Steven Bosscher <stevenb@suse.de>
3978 PR tree-optimization/19876
3979 Partially revert my change from 2005-01-14
3980 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3981 (compute_antic): ...and remove the loop here.
3983 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3986 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3987 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3989 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3990 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3992 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3994 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3995 offsets for the big-endian 32-bit case.
3997 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3999 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4001 2005-02-11 Dale Johannesen <dalej@apple.com>
4003 * cselib.c (cselib_process_insn): Clear out regs where
4004 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
4005 * reload.c (find_equiv_reg): Ditto.
4007 2005-02-11 Ian Lance Taylor <ian@airs.com>
4009 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
4012 * tree.c (build_function_type_list): Work correctly if there are
4015 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
4017 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
4018 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
4019 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
4020 TARGET_ZARCH instead of TARGET_64BIT.
4022 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
4024 * config/rs6000/t-rtems:
4025 (MULTILIB_OPTIONS): Remove mcpu=602.
4026 (MUTLILIB_DIRNAMES): Remove m602.
4027 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
4028 Let mcpu=602 match mcpu=603.
4029 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
4031 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4033 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
4036 2005-02-10 David Daney <ddaney@avtrex.com>
4038 * config/alpha/linux-unwind.h: Add exception clause to copyright.
4039 * config/i386/linux-unwind.h: Likewise.
4040 * config/ia64/linux-unwind.h: Likewise.
4041 * config/mips/linux-unwind.h: Likewise.
4042 * config/pa/linux-unwind.h: Likewise.
4043 * config/rs6000/linux-unwind.h: Likewise.
4044 * config/s390/linux-unwind.h: Likewise.
4045 * config/sh/linux-unwind.h: Likewise.
4046 * config/sparc/linux-unwind.h: Likewise.
4048 2005-02-10 Steven Bosscher <stevenb@suse.de>
4050 PR tree-optimization/17549
4051 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
4052 TER to replace a DEF with its expression if the DEF and the
4053 rhs of the expression we replace into have the same root
4056 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
4058 * config/mips/mips.md: Fix the placement of the match_scratch in the
4061 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4063 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
4066 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
4068 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
4069 (strip_offset): Handle addresses.
4070 (add_address_candidates): Use strip_offset.
4071 (difference_cost): Reflect strip_offset change.
4072 (force_var_cost, difference_cost): Strip nops.
4074 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4076 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
4078 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
4079 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
4080 config/cris/cris-protos.h, config/cris/cris.c: Update
4083 2005-02-10 Jeff Law <law@redhat.com>
4085 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
4086 (lookup_avail_expr): Similarly.
4088 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
4090 * builtins.c (fold_builtin_powi): New function.
4091 (fold_builtin_1): Call it.
4093 2005-02-10 Steven Bosscher <stevenb@suse.de>
4095 PR documentation/19309
4096 * doc/cpp.texi: The __GNUC__ and related predefined macros
4097 are also defined for the "standalone" cpp.
4098 Some non-GCC compilers may also define __GNUC__.
4100 2005-02-10 Jakub Jelinek <jakub@redhat.com>
4103 * c-typeck.c (common_type): New routine. Old common_type renamed
4105 (c_common_type): ...this.
4106 (build_conditional_expr, build_binary_op): Use c_common_type instead
4109 2005-02-10 Steven Bosscher <stevenb@suse.de>
4111 * doc/md.texi: Replace @samp{length} with @code{length}.
4113 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4115 PR tree-optimization/18687
4116 * tree-flow.h (find_loop_niter): Declare.
4117 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
4118 Try using scev even for loops with more than one exit.
4119 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
4120 (struct ivopts_data): Added niters field.
4121 (struct nfe_cache_elt): New.
4122 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
4124 (tree_ssa_iv_optimize_init): Initialize niters cache.
4125 (determine_number_of_iterations): Removed.
4126 (find_induction_variables): Do not call determine_number_of_iterations.
4127 Access niters for single exit through niter_for_single_dom_exit.
4128 (add_iv_outer_candidates): Access niters for single exit through
4129 niter_for_single_dom_exit.
4130 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
4131 number_of_iterations_cond.
4132 (iv_period): New function.
4133 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
4134 (may_replace_final_value): Take data argument. Use
4135 niter_for_single_dom_exit.
4136 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
4137 (rewrite_use_compare): Pass data to may_eliminate_iv.
4138 (rewrite_use_outer): Pass data to may_replace_final_value.
4139 (free_loop_data): Clean up the niters cache.
4140 (tree_ssa_iv_optimize_finalize): Free the niters cache.
4141 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
4142 * tree-ssa-loop-niter.c (find_loop_niter): New function.
4143 (find_loop_niter_by_eval): Use tree_int_cst_lt.
4144 (num_ending_zeros): Moved to tree.c.
4145 * tree.h (num_ending_zeros): Declare.
4146 * tree.c (num_ending_zeros): Moved from tree.c.
4148 2005-02-09 Richard Henderson <rth@redhat.com>
4150 * builtins.c (DEF_BUILTIN): Add COND argument.
4151 * tree.h (DEF_BUILTIN): Likewise.
4152 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
4153 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
4155 (DEF_BUILTIN_STUB): New.
4156 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
4157 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
4158 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
4159 * c-common.c (DEF_BUILTIN): Add COND argument.
4160 * tree.c (local_define_builtin): New.
4161 (build_common_builtin_nodes): New.
4163 2005-02-09 Roger Sayle <roger@eyesopen.com>
4165 * fold-const.c (fold_strip_sign_ops): New function to simplify a
4166 floating point expression ignoring the sign of the result.
4167 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
4168 (fold) <MULT_EXPR>: Use it to simplify x*x.
4169 * tree.h (fold_strip_sign_ops): Prototype here.
4170 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
4171 argument. Use fold_strip_sign_ops to simplify the first argument.
4172 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
4173 first argument when the second argument is an even integer
4174 constant, but only with -funsafe_math_optimizations.
4175 (fold_builtin_1): Update call to fold_builtin_copysign.
4177 2005-02-09 Ian Lance Taylor <ian@airs.com>
4180 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
4181 just check whether EH_FILTER_FAILURE falls through.
4183 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
4185 * gcc/haifa-sched.c (schedule_block): Make queued sched group
4186 insns return to ready list in the next turn.
4188 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4191 * builtins.def: New __builtin_powi[lf].
4192 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
4193 (expand_builtin_powi): New function.
4194 (expand_builtin): Dispatch to expand_builtin_powi.
4195 * libgcc2.h: Add prototypes for __builtin_powi[lf].
4196 * libgcc2.c: Add __builtin_powi[lf] implementation.
4197 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
4198 * optabs.h: Add powi_optab.
4199 * optabs.c (init_optabs): Initialize powi_optab.
4200 * doc/extend.texi: Document __builtin_powi[lf].
4202 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
4204 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
4207 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4210 * fold-const.c (try_move_mult_to_index): Remove redundant
4211 type argument. Create ADDR_EXPR with correct type.
4212 (fold): Update callers of try_move_mult_to_index. Convert
4213 result to the appropriate type.
4215 2005-02-09 Roger Sayle <roger@eyesopen.com>
4218 * config/avr/avr.c (default_rtx_costs): Delete.
4219 (avr_operand_rtx_cost): New function.
4220 (avr_rtx_costs): Completely rewrite.
4222 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
4225 * config/cris/cris.c (in_code): New variable.
4226 (cris_output_addr_const): Now a static function, a wrapper for
4228 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
4229 case from old cris_output_addr_const.
4230 (cris_asm_output_label_ref): Similar for LABEL_REF.
4231 (cris_output_addr_const_extra): Similar for UNSPEC.
4232 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
4233 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
4234 * config/cris/cris-protos.h (cris_output_addr_const): Remove
4236 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
4237 (cris_asm_output_label_ref): Declare.
4239 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
4241 PR preprocessor/19801
4242 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
4243 filenames that changed when libcpp was moved to the toplevel.
4245 2005-02-07 Roger Sayle <roger@eyesopen.com>
4247 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4248 zero extensions of BImode operands. Call lowpart_subreg instead
4249 of gen_lowpart_common and gen_lowpart_SUBREG.
4251 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
4254 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
4255 * configure.ac: Set cc_for_cross_gnattools.
4256 * configure: Regenerate.
4258 2005-02-08 Alan Modra <amodra@bigpond.net.au>
4261 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
4263 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4266 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
4267 of nested functions.
4269 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
4271 * doc/extend.texi: Document deprecated extensions allowing
4272 static floating-point members to have initializers and allowing
4273 floating-point literals in integral constant expressions.
4275 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
4277 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
4278 config/darwin7.h, config/mips/mips.c,
4279 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
4282 * cse.c: Update comments.
4284 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
4287 * builtins.c (fold_builtin_sqrt): Transform
4288 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
4291 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
4292 Dorit Naishlos <dorit@il.ibm.com>
4294 * doc/invoke.texi (ftree-vectorizer-verbose): New.
4295 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
4296 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
4298 * tree.h (vect_set_verbosity_level): New extern function declaration
4300 * tree-vectorizer.h (verbosity_levels): New enum type.
4301 * tree-vectorizer.c (vect_debug_stats): Function removed.
4302 (vect_debug_details): Likewise.
4303 (vect_verbosity_level): Global variable was defined and initialized.
4304 (vect_dump): Global variable definition.
4305 (vect_print_dump_info): New function.
4306 (vect_set_dump_settings): New function.
4307 (vect_set_verbosity_level): New function.
4308 (vectorize_loops): Add call to vect_set_dump_settings.
4310 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
4311 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4312 (slpeel_tree_peel_loop_to_edge): Likewise.
4314 (vect_analyze_offset_expr): Call to vect_print_dump_info with
4315 appropriate verbosity level instead of call to vect_debug_details
4316 or vect_debug_stats.
4317 (vect_get_base_and_offset):
4318 (vect_create_addr_base_for_vector_ref):
4319 (get_vectype_for_scalar_type):
4320 (vect_create_data_ref_ptr):
4322 (vect_get_vec_def_for_operand):
4323 (vect_finish_stmt_generation):
4324 (vectorizable_assignment):
4325 (vectorizable_operation):
4326 (vectorizable_store):
4327 (vectorizable_load):
4328 (vect_transform_stmt):
4329 (vect_update_ivs_after_vectorizer):
4330 (vect_do_peeling_for_loop_bound):
4331 (vect_update_inits_of_drs):
4332 (vect_do_peeling_for_alignment):
4333 (vect_transform_loop):
4334 (vect_is_simple_use):
4335 (vect_analyze_operations):
4336 (vect_is_simple_iv_evolution):
4337 (vect_analyze_scalar_cycles):
4338 (vect_analyze_data_ref_dependence):
4339 (vect_analyze_data_ref_dependences):
4340 (vect_compute_data_ref_alignment):
4341 (vect_enhance_data_refs_alignment):
4342 (vect_analyze_data_refs_alignment):
4343 (vect_analyze_data_ref_access):
4344 (vect_analyze_data_ref_accesses):
4345 (vect_analyze_pointer_ref_access):
4346 (vect_get_memtag_and_dr):
4347 (vect_analyze_data_refs):
4348 (vect_mark_relevant):
4349 (vect_stmt_relevant_p):
4350 (vect_mark_stmts_to_be_vectorized):
4351 (vect_can_advance_ivs_p):
4352 (vect_get_loop_niters):
4353 (vect_analyze_loop_form):
4354 (vect_analyze_loop):
4355 (vectorize_loops): Likewise.
4357 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
4358 (vect_update_inits_of_drs):
4359 (vect_do_peeling_for_alignment):
4360 (vect_transform_loop):
4361 (vect_analyze_operations):
4362 (vect_analyze_scalar_cycles):
4363 (vect_analyze_data_ref_dependences):
4364 (vect_analyze_data_refs_alignment):
4365 (vect_analyze_data_ref_accesses):
4366 (vect_analyze_data_refs):
4367 (vect_mark_stmts_to_be_vectorized):
4368 (vect_get_loop_niters):
4369 (vect_analyze_loop_form):
4370 (vect_analyze_loop): Likewise.
4371 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
4373 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
4377 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4378 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4379 either -ffast-math or -funsafe-math-optimizations is in use.
4381 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4382 * config/mips/irix-csr.c: New file.
4383 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4384 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4385 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4388 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
4390 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
4391 redundant, incorrect definitions.
4393 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
4395 ("*tls_indirect_call"): New, reference hard regs directly.
4396 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
4398 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4400 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
4401 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
4403 2005-02-06 Roger Sayle <roger@eyesopen.com>
4405 PR rtl-optimization/19800
4406 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
4407 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
4410 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4412 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
4414 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
4417 * doc/invoke.texi: Correct documentation of -freorder-functions.
4419 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4422 * doc/invoke.texi: Don't mention gccbug.
4424 2005-02-06 Roger Sayle <roger@eyesopen.com>
4425 Andrew Pinski <pinskia@physics.uc.edu>
4426 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4428 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4429 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
4430 into just (zero_extract:SI FOO (const_int 1) BAR).
4432 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4434 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
4435 macro locally. Don't give last revision date. Use GCC version
4436 number from gcc-common.texi.
4437 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
4438 revision date. Use GCC version number from gcc-common.texi.
4439 Describe being a library as current state rather than as 3.x
4441 * doc/gcc.texi: Remove last update date.
4442 * doc/gccint.texi: Likewise. Update copyright dates.
4443 * doc/install.texi: Update copyright dates.
4445 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4448 * doc/invoke.texi: Mention for each option included in -Wall that
4449 it is included in -Wall.
4450 * doc/gcc.texi: Update copyright and last modification date.
4452 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4454 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
4455 unnecessary cast to original induction variable increments.
4457 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4459 PR tree-optimization/18219
4460 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
4461 in distributed form.
4463 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
4465 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
4466 Set bitpos and offset later in the function. Do nothing if the
4467 target is a register and if the bitfield lies completely outside
4469 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
4470 here. Return an uninitialised register if the source value is stored
4471 in a register and the bitfield lies completely outside that register.
4473 2005-02-06 Steven Bosscher <stevenb@suse.de>
4475 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
4478 2005-02-06 Marcin Dalecki <martin@dalecki.de>
4480 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
4482 2005-02-06 Geoffrey Keating <geoffk@apple.com>
4484 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
4485 * config/darwin8.h: New.
4486 * config/darwin7.h: Update comment.
4488 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4489 Dorit Naishlos <dorit@il.ibm.com>
4491 * tree-vectorizer.h (LOC): New type.
4492 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
4493 (loop_line_number): New field in struct _loop_vec_info.
4494 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
4496 * tree-vectorizer.c (input.h): Included.
4497 (find_loop_location): New function.
4498 (vect_debug_stats): Argument changed from loop to LOC. Computation of
4499 loop line number removed.
4500 (vect_debug_details): Likewise.
4501 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
4503 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
4504 call to vect_debug_details/stats changed from loop to loop_loc.
4505 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4506 (slpeel_tree_peel_loop_to_edge): Likewise.
4508 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
4509 changed from NULL to UNKNOWN_LOC.
4510 (vect_get_base_and_offset):
4511 (vect_create_addr_base_for_vector_ref):
4512 (get_vectype_for_scalar_type):
4513 (vect_create_data_ref_ptr):
4515 (vect_get_vec_def_for_operand):
4516 (vect_finish_stmt_generation):
4517 (vectorizable_assignment):
4518 (vectorizable_operation):
4519 (vectorizable_store):
4520 (vectorizable_load):
4521 (vect_transform_stmt):
4522 (vect_update_ivs_after_vectorizer):
4523 (vect_do_peeling_for_loop_bound):
4524 (vect_do_peeling_for_alignment):
4525 (vect_transform_loop):
4526 (vect_is_simple_use):
4527 (vect_analyze_operations):
4528 (vect_is_simple_iv_evolution):
4529 (vect_analyze_scalar_cycles):
4530 (vect_analyze_data_ref_dependences):
4531 (vect_compute_data_ref_alignment):
4532 (vect_enhance_data_refs_alignment):
4533 (vect_analyze_data_ref_access):
4534 (vect_analyze_data_ref_accesses):
4535 (vect_analyze_pointer_ref_access):
4536 (vect_get_memtag_and_dr):
4537 (vect_analyze_data_refs):
4538 (vect_mark_relevant):
4539 (vect_stmt_relevant_p):
4540 (vect_mark_stmts_to_be_vectorized):
4541 (vect_can_advance_ivs_p):
4542 (vect_get_loop_niters):
4543 (vect_analyze_loop):
4544 (vectorize_loops): Likewise.
4546 (vectorizable_load): Argument in call to vect_debug_details/stats
4547 changed from loop to LOOP_LOC (loop_vinfo).
4548 (vect_transform_loop):
4549 (vect_analyze_operations):
4550 (vect_analyze_scalar_cycles):
4551 (vect_analyze_data_ref_dependence):
4552 (vect_enhance_data_refs_alignment):
4553 (vect_analyze_data_ref_accesses):
4554 (vect_analyze_pointer_ref_access):
4555 (vect_analyze_data_refs):
4556 (vect_analyze_loop): Likewise.
4558 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
4559 changed from loop to loop_loc.
4561 (vect_enhance_data_refs_alignment): Removed unused variable loop.
4563 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4564 Dorit Naishlos <dorit@il.ibm.com>
4566 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
4568 (vect_analyze_data_ref_dependences): Likewise.
4570 (vect_is_simple_use): Argument changed from loop structure to
4571 loop_vect_info structure.
4572 (vect_can_advance_ivs_p): Likewise.
4573 (vect_create_index_for_vector_ref): Likewise.
4574 (vect_update_ivs_after_vectorizer): Likewise.
4575 (new_stmt_vec_info): Likewise.
4577 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
4578 changed from loop to loop_vinfo.
4579 (vect_create_data_ref_ptr): First argument in call to
4580 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
4581 (vectorizable_assignment): Second argument in call to vect_is_simple_use
4582 was changed from loop to loop_vinfo.
4583 (vectorizable_operation): Likewise.
4584 (vectorizable_store): Likewise.
4585 (vect_mark_stmts_to_be_vectorized): Likewise.
4586 (vect_do_peeling_for_loop_bound): First argument in call to
4587 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
4588 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
4589 was changed from loop to loop_vinfo.
4590 (vect_analyze_data_ref_dependences): Third argument in call to
4591 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
4593 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
4594 (vect_create_data_ref_ptr): Likewise.
4595 (vect_init_vector): Likewise.
4596 (vect_get_vec_def_for_operand): Likewise.
4597 (vectorizable_assignment): Likewise.
4598 (vectorizable_operation): Likewise.
4599 (vectorizable_store): Likewise.
4600 (vectorizable_load): Likewise.
4601 (vect_update_ivs_after_vectorizer): Likewise.
4602 (vect_is_simple_use): Likewise.
4603 (vect_analyze_data_ref_dependence): Likewise.
4604 (vect_analyze_pointer_ref_access): Likewise.
4605 (vect_can_advance_ivs_p): Likewise.
4607 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
4608 before _stmt_vec_info.
4609 (_stmt_vec_info): Loop field replaced by loop_vec_info.
4610 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
4611 (new_stmt_vec_info): Argument changed from loop structure to
4612 loop_vect_info structure
4614 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
4615 (vect_analyze_offset_expr): Avoid 80 columns overflow.
4616 (vect_create_addr_base_for_vector_ref): Likewise.
4617 (vect_analyze_pointer_ref_access): Likewise.
4619 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4622 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
4623 phi flag if the phi is abnormal.
4625 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4628 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
4629 information for the new statement.
4631 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4634 * gcc.c (main): Include the target in -v output.
4636 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
4638 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
4639 Do not drop the extend if we'd have to add a paradoxical subreg
4640 later. Include optabs.h and insn-codes.h.
4641 * Makefile.in (combine.o): Depend on $(OPTABS_H).
4643 2005-02-02 Roger Sayle <roger@eyesopen.com>
4646 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
4647 * fold-const.c (const_binop): Avoid constant folding floating
4648 point operations in modes that use composite representations.
4649 * simplify-rtx.c (simplify_binary_operation): Likewise.
4651 2005-02-02 Geoffrey Keating <geoffk@apple.com>
4653 * config/rs6000/altivec.md (altivec_dst): Make the first operand
4655 (altivec_dstt): Likewise.
4656 (altivec_dstst): Likewise.
4657 (altivec_dststt): Likewise.
4658 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
4661 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4663 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
4664 EXPR_LOCUS from orig_cond to the new cond_stmt.
4665 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
4668 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4670 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
4671 standard_iv_increment_position. Remove call to bsi_next
4672 (no need to bump the iterator anymore).
4673 (vect_create_index_for_vector_ref): Call
4674 standard_iv_increment_position. Remove second function argument.
4675 (vect_finish_stmt_generation): Remove call to bsi_next
4676 (no need to bump the iterator anymore).
4677 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
4678 to vect_create_index_for_vector_ref.
4680 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4682 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
4683 phis are used out of the loop.
4685 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4688 * c-decl.c (undef_nested_function): New variable.
4689 (pop_scope): Diagnose undefined nested functions.
4690 (finish_function): Don't attempt cgraph processing or genericizing
4691 if current top-level function contained an undefined nested
4692 function. Reset undef_nested_function at the end of a top-level
4695 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
4697 * tree.c (build_int_cst_type): Take sign of the value into account
4698 when deciding whether sign extend the value.
4700 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4703 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4704 (cpp_options, cc1_options): Change %{std*&ansi} to
4705 %{std*&ansi&trigraphs}.
4707 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4709 * cse.c: Update comments.
4711 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
4713 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
4714 arguments go on the stack. Do not put complex doubles in odd/even
4717 2005-02-02 Steven Bosscher <stevenb@suse.de>
4719 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4720 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
4721 -ftree-pre, and -fthread-jumps.
4723 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
4725 PR tree-optimization/19578
4726 * tree-flow.h (modified_noreturn_calls): Declare.
4727 (noreturn_call_p): Declare.
4728 * tree-flow-inline.h (noreturn_call_p): New function.
4729 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
4730 * tree-cfg.c (modified_noreturn_calls): New variable.
4731 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
4732 that contain a mid-block noreturn call.
4733 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
4735 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4737 * df.c (df_def_record_1, df_uses_record): Don't use
4739 * df.h (DF_FOR_REGALLOC): Remove.
4741 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4744 * c-typeck.c (really_start_incremental_init): Reset
4745 constructor_max_index for arrays of incomplete type.
4747 2005-02-02 Jeff Law <law@redhat.com>
4749 * gcse.c (struct reg_set): Store the block index where the register
4750 was set rather than the setting insn.
4751 (record_one_set, compute_transp): Corresponding changes.
4752 (pre_insert_copy_insn): Do not call replace_one_set.
4753 (replace_one_set): Remove.
4755 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4758 * doc/gcov.texi: Fix typo.
4760 2005-02-01 Richard Henderson <rth@redhat.com
4763 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4764 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
4766 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
4767 * config/i386/i386-protos.h: Update.
4769 2005-02-01 Steven Bosscher <stevenb@suse.de>
4771 PR tree-optimization/19217
4772 * tree-cfg.c (verify_expr): Use the data field to see if TP was
4773 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
4774 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
4775 that it is walking a PHI node.
4777 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
4779 * doc/extend.texi (Nested Functions): Update.
4781 2005-02-01 Richard Henderson <rth@redhat.com>
4784 * optabs.c (expand_copysign_absneg): Export.
4785 * optabs.h (expand_copysign_absneg): Declare.
4786 * config/rs6000/rs6000.md (copysigntf3): New.
4788 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4790 PR tree-optimization/19633
4791 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
4792 * tree-ssa-alias.c (init_alias_info): Initialize.
4793 (merge_pointed_to_info): Set.
4794 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
4795 (dump_points_to_info_for): Show value of pt_null.
4796 (struct count_ptr_d): Declare.
4797 (find_ptr_dereference): Remove.
4798 (ptr_is_dereferenced_by): Remove.
4799 (count_ptr_derefs): New local function.
4800 (count_uses_and_derefs): New local function.
4801 (compute_points_to_and_addr_escape): Call it. If the number
4802 of dereferences is greater than zero, mark the pointer as
4803 dereferenced. If there are fewer dereferences than uses of
4804 the pointer, the pointer's value escapes.
4806 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4808 PR tree-optimization/19670
4809 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
4811 (verify_use): ... set it here, instead.
4813 2005-02-01 Janis Johnson <janis187@us.ibm.com>
4815 * doc/sourcebuild.texi (Test directives): Fix formatting.
4817 * doc/sourcebuild.texi (Test directives): Describe selector
4820 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4822 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
4823 specific 64-bit CPUs.
4825 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
4828 * arm.c (arm_eliminable_register): New function.
4829 (adjacent_mem_locations): Don't allow eliminable registers. Use
4830 HOST_WIDE_INT for address offsets.
4831 * arm-protos.h (arm_eliminable_register): Add prototype.
4833 2005-02-01 Steven Bosscher <stevenb@suse.de>
4835 PR optimization/15242
4836 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
4837 * basic-block.h (duplicate_computed_gotos): Add prototype.
4838 * bb-reorder.c (duplicate_computed_gotos): New function to
4839 duplicate sufficiently small blocks ending in a computed jump.
4840 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
4841 if not optimizing for size.
4842 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
4843 never do tail merging for blocks ending in a computed jump.
4844 * doc/invoke.texi: Document the max-goto-duplication-insns param.
4846 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4848 Patch from Richard Sandiford <rsandifo@redhat.com>
4849 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
4850 from inheriting a subreg equivalence with a non-spill register.
4852 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
4854 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
4856 * config/frv/frv.c (movcc_fp_destination_operand): New.
4857 (gpr_or_memory_operand): Fix typo in comment.
4858 (gpr_or_memory_operand_with_scratch): New.
4859 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
4860 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
4861 movcc_fp_destination_operand.
4862 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
4863 Legitimize memory addresses using a scratch register.
4865 2005-01-31 Jeff Law <law@redhat.com>
4867 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
4868 bitmap a sparse bitmap instead of a simple bitmap.
4869 (mark_def_sites_initialize_block): Corresponding changes.
4870 (ssa_mark_def_sites_initialize_block): Likewise.
4871 (ssa_mark_phi_uses): Likewise.
4872 (mark_def_site, ssa_mark_def_sites): Likewise.
4873 (mark_def_site_blocks): Likewise.
4874 (rewrite_ssa_into_ssa): Likewise.
4876 * tree-ssa-dom.c (record_cond): Pass correct variable type
4877 for last argument to htab_find_slot_with_hash.
4879 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
4880 effects when optimizing 0 % X. Do not try to optimize X % 0.
4882 2005-01-31 James E. Wilson <wilson@specifixinc.com>
4884 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
4887 2005-02-01 Eric Christopher <echristo@redhat.com>
4889 * config/mips/mips.c (override_options): Warn if -mint64
4891 * doc/invoke.texi (MIPS Options): Document that -mint64 is
4894 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
4896 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
4898 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
4899 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
4900 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
4901 (cached_regno): Initialize to INVALID_REGNUM.
4902 (cse_reg_info_table_size,
4903 cse_reg_info_table_first_uninitialized,
4904 cse_reg_info_timestamp): New.
4905 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
4907 (init_cse_reg_info, get_cse_reg_info_1): New.
4908 (get_cse_reg_info): Cache the last look-up.
4909 (new_basic_block): Update the code to clear mappings from
4910 registers to cse_reg_info entries.
4911 (cse_main): Call init_cse_reg_info.
4913 * cse.c (get_cse_reg_info): Update a comment.
4915 2005-01-31 Steven Bosscher <stevenb@suse.de>
4918 * c-decl.c (start_decl): Do not warn about arrays of elements with
4919 an incomplete type here.
4920 (grokdeclarator): Do it here by making a pedwarn an error.
4921 * c-typeck.c (push_init_level): If there were previous errors with
4922 the constructor type, do not warn about braces for initializers.
4923 (process_init_element): Likewise for excess initializer elements.
4925 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
4927 * cse.c (delete_trivially_dead_insn): Don't iterate.
4929 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4931 * config/rs6000/rs6000.md (copysignsf3): New expand.
4932 (copysigndf3): Likewise.
4934 2005-01-31 Steven Bosscher <stevenb@suse.de>
4936 * recog.c (constrain_operands): Only look for earlyclobber operand
4937 conflicts if an '&' constraint was seen.
4939 2005-01-31 Marc Espie <espie@openbsd.org>
4941 * config.gcc: Don't include embedded systems fragment, switches default
4942 debugging format to ELF.
4943 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4944 longer pick it up there.
4946 2005-01-31 Dale Johannesen <dalej@apple.com>
4948 * doc/extend.texi (nested functions): Fix linkage description.
4949 Clarify that static is not allowed.
4951 2005-01-31 Dale Johannesen <dalej@apple.com>
4953 * config/rs6000/darwin.md (movsf_low_di): Make work.
4954 (movdf_low_di): Make work.
4956 2005-01-31 Dale Johannesen <dalej@apple.com>
4958 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4959 Make work for 64 bit.
4961 2005-01-31 Roger Sayle <roger@eyesopen.com>
4962 Dale Johannesen <dalej@apple.com>
4965 * fold-const.c (fold_binary_op_with_conditional_arg):
4966 Make types match original operands, before STRIP_NOPS.
4968 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4970 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4971 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4972 (struct gcc_sigcontext): Delete. Merge contents to..
4973 (struct gcc_ucontext): ..here.
4974 (get_sigcontext): Delete.
4975 (get_regs): New function, like get_sigcontext but return regs ptr.
4976 64-bit version finds regs from r1 to support vdso.
4977 (ppc_linux_aux_vector): New function.
4978 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4981 2005-01-31 Ira Rosen <irar@il.ibm.com>
4983 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4985 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4986 redundant fold. Fix misalignment for MINUS_EXPR.
4987 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4988 (vect_analyze_pointer_ref_access): Likewise.
4989 (vect_get_memtag_and_dr): Likewise.
4991 2005-01-31 Richard Henderson <rth@redhat.com>
4993 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4994 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4995 absnegdf2_i387, absnegxf2_i387): Likewise.
4997 2005-01-31 Richard Henderson <rth@redhat.com>
5000 * optabs.c (expand_copysign_absneg): New.
5001 (expand_copysign_bit): Split out from ...
5002 (expand_copysign): ... here. Use expand_copysign_absneg.
5004 2005-01-30 Roger Sayle <roger@eyesopen.com>
5007 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
5008 constant as the second operand and a register as the third.
5010 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
5013 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
5014 that dllimport'd functions do not use all call-clobbered registers
5017 2005-01-30 Richard Henderson <rth@redhat.com>
5020 * optabs.c (expand_absneg_bit): Split out from expand_unop and
5021 expand_abs_nojump and generalize. Use operand_subword and
5022 emit_no_conflict_block. Support large modes.
5023 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
5025 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
5026 negation to subtraction.
5027 (expand_copysign): Check that the format has signed zeros.
5028 Use operand_subword and emit_no_conflict_block. Support large modes.
5030 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
5032 Fix PR tree-optimization/19624
5034 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
5035 * tree-ssa-pre.c: Add cfgloop.h.
5037 (pre_stats): New member, constified.
5038 (inserted_exprs): New static variable.
5039 (NECESSARY): New macro.
5040 (create_expression_by_pieces): Fold the expression, and
5041 mark it as defaulting to not necessary. Also put in
5043 (fully_constant_expression): New function.
5044 (insert_into_preds_of_block): Modify to not insert phis when we
5045 are playing with induction variables.
5046 Push phis onto the inserted_exprs vector, and mark them as not
5047 necessary by default.
5048 (insert_aux): Call fully_constant_expression on eprime.
5049 If all edges produce the same value, mark it constant.
5050 (mark_operand_necessary): New function.
5051 (remove_dead_inserted_code): New function.
5052 (init_pre): Init loop optimizer to get loop info.
5053 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
5054 (execute_pre): Commit edge inserts, then remove dead code.
5056 2005-01-30 Richard Henderson <rth@redhat.com>
5058 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
5059 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
5061 2005-01-30 Richard Henderson <rth@redhat.com>
5064 * config/i386/i386.c (ix86_expand_copysign): New.
5065 (ix86_split_copysign_const): New.
5066 (ix86_split_copysign_var): Rename from ix86_split_copysign,
5067 rearrange op1/nmask operands.
5068 * config/i386/i386-protos.h: Update.
5069 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
5070 (copysigndf3): Likewise.
5071 (copysignsf3_const, copysigndf3_const): New.
5072 (copysignsf3_var): Rename from copysignsf3, split out splitter
5073 and fix split predicate for X constraint.
5074 (copysigndf3_var): Similarly.
5076 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
5078 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
5079 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
5080 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
5082 2005-01-29 Richard Henderson <rth@redhat.com>
5085 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
5086 of # and * in constraints.
5088 2005-01-29 Richard Henderson <rth@redhat.com>
5091 * expr.c (store_field): Don't strip sub-mode cast when the input
5092 data is even smaller.
5094 2005-01-29 Richard Henderson <rth@redhat.com>
5097 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
5100 2005-01-29 Richard Henderson <rth@redhat.com>
5102 * combine.c (make_field_assignment): Fix argument order
5105 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
5107 PR tree-optimization/15791
5108 * fold-const.c (extract_array_ref): New function.
5109 (fold): Fold comparisons between &a[i] and &a[j] or
5110 semantically equivalent trees.
5112 2005-01-29 Jeff Law <law@redhat.com>
5114 * gcse.c (insert_expr_in_table): Revamp handling of available
5115 and anticipatable occurrence lists to avoid unnecessary list
5117 (insert_set_in_table): Similarly.
5119 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
5121 * c-common.c (fix_string_type): Just use c_build_qualified_type to
5123 (c_build_qualified_type): Build qualified array types with
5124 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
5125 * c-decl.c (c_make_fname_decl): Build unqualified array type
5126 before qualified type.
5127 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
5128 type is qualified, not just if type itself is. Don't apply
5129 qualifiers to array type when declarator is processed. Apply
5130 qualifiers to field type whether or not it is an array type.
5131 Don't handle array types specially for applying qualifiers to
5133 * c-typeck.c (composite_type): Build unqualified element type and
5134 array type when forming composite of array types.
5135 (common_pointer_type, comptypes, comp_target_types,
5136 type_lists_compatible_p, build_indirect_ref, build_array_ref,
5137 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
5139 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
5140 (args2) in variables a1 and a2.
5142 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
5144 * cse.c (n_elements_made, max_elements_made): Remove.
5145 (insert): Don't touch n_elements_made.
5146 (cse_main): Don't touch n_elements_made or max_elements_made.
5148 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
5151 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
5152 configuration part of dp-bit.c to be lost.
5154 2005-01-28 Roger Sayle <roger@eyesopen.com>
5156 * expmed.c (expand_mult_highpart_optab): When attempting to use
5157 a non-widening multiplication in a wider mode, the operands need
5158 to be converted (zero or sign extended) to that mode.
5160 2005-01-28 Ian Lance Taylor <ian@airs.com>
5164 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
5165 through if both operands fall through.
5167 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5169 * cse.c (fold_rtx) <PC>: Don't optimize.
5171 2005-01-28 Jeff Law <law@redhat.com>
5173 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
5174 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
5176 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5178 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
5179 cse_reg_info_used_list_end): Remove.
5180 (cse_reg_info_list, cse_reg_info_list_free): New.
5181 (get_cse_reg_info): When allocating an instance of
5182 cse_reg_info, add it to the beginning of the cse_reg_info_list
5183 list. Remove code to maintain cse_reg_info_used_list.
5184 (new_basic_block): Reset the free list to the beginning of
5187 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
5189 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
5190 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
5191 (frv_expand_mdpackh_builtin): New function.
5192 (frv_expand_builtin): Use it to expand __MDPACKH.
5193 * doc/extend.texi (__MDPACKH): Update documentation.
5195 2005-01-28 Uros Bizjak <uros@kss-loka.si>
5197 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
5198 SSE_FLOAT_MODE_P for use_sse computation.
5200 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
5203 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
5205 2005-01-27 Richard Henderson <rth@redhat.com>
5207 * builtins.c (expand_builtin_copysign): New.
5208 (expand_builtin): Call it.
5209 * genopinit.c (optabs): Add copysign_optab.
5210 * optabs.c (init_optabs): Initialize it.
5211 (expand_copysign): New.
5212 * optabs.h (OTI_copysign, copysign_optab): New.
5213 (expand_copysign): Declare.
5215 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
5216 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
5218 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
5219 (ix86_expand_fp_absneg_operator): ... here.
5220 (ix86_split_copysign): New.
5221 * config/i386/i386-protos.h: Update.
5222 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
5223 (copysignsf3, copysigndf3): New.
5225 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
5226 (copysignsf3, ncopysignsf3): New.
5227 (copysigndf3, ncopysigndf3): New.
5228 (copysignxf3, ncopysignxf3): New.
5229 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
5231 2005-01-27 Arend Bayer <arend.bayer@web.de>
5232 Kazu Hirata <kazu@cs.umass.edu>
5234 * cse.c: (find_best_addr): Don't call copy_rtx before calling
5235 fold_rtx. Save cost recomputation if fold_rtx did nothing.
5236 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
5239 2005-01-27 Jeff Law <law@redhat.com>
5241 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
5242 definitions of SSA_NAMEs which are not being rewritten.
5243 (rewrite_ssa_into_ssa): Only initialize the current definition
5244 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
5245 If checking is enabled, assert that SSA_NAME_AUX is clear for all
5246 SSA_NAMEs before returning.
5248 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
5250 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
5251 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
5252 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
5253 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
5254 config/mips/iris6.h, config/sh/sh.c: Update copyright.
5256 2005-01-27 Steven Bosscher <stevenb@suse.de>
5259 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
5260 higher to -O2 and higher. Likewise for tree PRE.
5261 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
5264 2005-01-27 Ian Lance Taylor <ian@airs.com>
5267 * gimple-low.c (try_catch_may_fallthru): New static function.
5268 (block_may_fallthru): Handle TRY_CATCH_EXPR.
5269 * tree-inline.c (expand_call_inline): Don't warn about reaching
5270 the end of a non-void function being inlined if the function uses
5273 2005-01-27 Jakub Jelinek <jakub@redhat.com>
5275 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
5278 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
5279 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
5280 (implicitly_declare): Handle error_mark_node.
5282 2005-01-27 Richard Henderson <rth@redhat.com>
5285 * tree.h (struct tree_decl): Add debug_expr_is_from.
5286 (DECL_DEBUG_EXPR_IS_FROM): New.
5287 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
5288 * dwarf2out.c (dwarf2out_var_location): Update to match.
5289 * tree-outof-ssa.c (create_temp): Likewise.
5290 * var-tracking.c (track_expr_p): Likewise.
5291 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
5292 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
5293 * toplev.c (default_tree_printer): Likewise.
5295 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
5297 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
5298 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
5300 2005-01-27 Steven Bosscher <stevenb@suse.de>
5302 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
5303 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
5304 ASM_CLOBBERS): Add tree checks.
5306 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
5307 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
5308 * c-common.def (SWITCH_STMT): Update to match.
5309 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
5310 macros instead of SWITCH_EXPR ones.
5311 * c-dump.c (c_dump_tree): Likewise.
5312 * c-gimplify.c (gimplify_switch_stmt): Likewise.
5313 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
5315 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
5317 2005-01-27 Alan Modra <amodra@bigpond.net.au>
5319 * unwind-dw2.c (execute_stack_op): Add missing cases for
5320 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
5322 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
5324 * config.gcc (Obsolete configurations): Remove 'dummy', add
5325 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
5328 2005-01-26 Diego Novillo <dnovillo@redhat.com>
5330 PR tree-optimization/19633
5331 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
5333 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
5334 are no call-clobbered variables.
5335 * tree-outof-ssa.c (check_replaceable): Return false for calls
5338 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
5340 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
5341 even for variables with NULL DECL_INITIAL.
5343 2005-01-26 Stuart Hastings <stuart@apple.com>
5345 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
5347 2005-01-26 Richard Henderson <rth@redhat.com>
5350 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5352 * expr.c (store_field): Strip conversions to odd-bit-sized types
5353 if the destination field width matches.
5355 2005-01-26 Richard Henderson <rth@redhat.com>
5357 * c-decl.c, expmed.c, expr.c: Revert last change.
5359 2005-01-26 Richard Henderson <rth@redhat.com>
5362 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5364 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
5365 if we don't need the bits above those present in the current mode.
5366 * expr.c (store_field): Strip conversions to odd-bit-sized types
5367 if the destination field width matches.
5369 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5371 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5372 either -ffast-math or -funsafe-math-optimizations is in use.
5374 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
5378 * config/avr/avr.c (notice_update_cc): Only set condition code for
5379 ashrqi3 if shift count > 0.
5380 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
5381 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
5382 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
5383 count <= 0 as a no-op, and shift count >= width by copying zero
5384 or sign bit to all bits of the result.
5385 * config/avr/avr.md (all shifts): Add alternatives for zero shift
5386 count, with attribute "length" set to 0 and "cc" set to "none".
5388 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5390 * doc/invoke.texi: Document -mTLS.
5392 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
5393 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
5394 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
5395 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
5396 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
5397 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
5398 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
5399 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
5401 * configure.ac: Check for a TLS capable gas.
5403 * configure: Regenerate.
5405 2005-01-26 Richard Henderson <rth@redhat.com>
5408 * combine.c (make_field_assignment): Simplify store to zero_extract
5409 from a source with an overlapping mask.
5411 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5413 2004-11-11 Eric Christopher <echristo@redhat.com>
5415 * config/frv/frv.md: Add fr400_integer automaton. Don't
5416 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
5419 2005-01-26 Steven Bosscher <stevenb@suse.de>
5422 * cfgbuild.c (make_edges): Do not clear or set
5423 current_function_has_computed_jump.
5424 * function.h (struct function): Remove the has_computed_jump field.
5425 (current_function_has_computed_jump): Do not define.
5426 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
5427 in a computed jump. Ignore current_function_has_computed_jump.
5429 2005-01-26 Richard Henderson <rth@redhat.com>
5432 * expr.c (categorize_ctor_elements): New argument p_must_clear.
5433 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
5435 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
5436 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
5437 objects into static storage if they have more than one non-zero value.
5438 * tree.h (categorize_ctor_elements): Update decl.
5440 2005-01-26 Steven Bosscher <stevenb@suse.de>
5443 * tree.h (CALL_EXPR_TAILCALL): Add comment.
5444 * calls.c (check_sibcall_argument_overlap_1): Revert the change
5445 to this function from 2004-07-10.
5446 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
5447 the current function for tail call optimizations if the address
5448 of one of it its arguments is taken.
5450 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
5452 * cse.c (fold_rtx): Call equiv_constant only when necessary.
5454 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
5456 * function.c (expand_function_end): If current_function_calls_alloca,
5457 emit stack restore in a place that is reached when the function falls
5460 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
5462 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
5463 rule to avoid matching inappropriate suffix rule.
5465 2005-01-26 Jan Hubicka <jh@suse.cz>
5467 PR tree-optimization/19241
5468 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
5470 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5472 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
5473 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
5475 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
5476 <sim*>: Always use crt1.o, regardless of N in simN.
5477 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5478 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
5479 (CRT_CALL_STATIC_FUNCTION): Remove.
5480 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
5481 use crt1.o, regardless of N in simN.
5482 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5483 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
5484 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
5485 case isystem setting.
5486 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
5488 2005-01-25 Ian Lance Taylor <ian@airs.com>
5490 * gimple-low.c (block_may_fallthru): Correct handling of
5491 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
5493 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5495 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
5496 handlers to match indentation; nested under the mtune=* handler.
5497 Similar for mcpu= and march=.
5499 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
5501 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
5502 * config/mips/linux64.h (LIB_SPEC): Likewise.
5503 * config/mn10300/linux.h (LIB_SPEC): Likewise.
5504 * config/sh/linux.h (LIB_SPEC): Likewise.
5506 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
5508 * config/frv/frv.c (frv_legitimize_tls_address): New.
5509 (TARGET_HAVE_TLS): Define.
5510 (FRV_SYMBOL_REF_TLS_P): Define.
5511 (frv_override_options): Handle new register classes.
5512 (frv_legitimate_address_p): Reject tls addresses.
5513 (frv_legitimize_address): Handle TLS addresses.
5514 (gen_inlined_tls_plt): New.
5516 (frv_legitimize_tls_address): New.
5517 (unspec_got_name): Add TLS entries.
5518 (got12_operand): Add R_FRV_TLSMOFF12 case.
5519 (frv_emit_move): Fixup TLS addresses.
5520 (frv_emit_movsi): Legitimize TLS addresses.
5522 * config/frv/frv.h (MASK_BIG_TLS): New.
5523 (TARGET_BIG_TLS): New.
5524 (HAVE_AS_TLS): Define.
5525 (TARGET_SWITCHES): Add -mTLS and -mtls options.
5526 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
5527 (REG_CLASS_NAMES): Same.
5528 (REG_CLASS_CONTENTS): Same.
5529 (CONSTRAINT_LEN): New.
5530 (REG_CLASS_FROM_CONSTRAINT): New.
5531 (PREDICATE_CODES): Add symbolic_operand.
5533 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
5534 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
5535 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
5536 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
5537 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
5538 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
5539 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
5540 GR9_REG, GR14_REG, LRREG.
5541 (type): Add load_or_call attribute.
5542 ("load_or_call"): New reservation.
5543 ("call_gettlsoff"): New.
5544 ("tls_indirect_call"): New.
5545 ("tls_load_gottlsoff12"): New.
5546 ("tlsoff_hilo"): New.
5547 ("tls_tlsdesc_ldd"): New.
5548 ("tls_tlsoff_ld"): New.
5551 * config/frv/frv-protos.h (symbolic_operand): Protoize.
5553 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
5555 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5556 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
5557 * config/frv/frv.c (TLS_BIAS): Define.
5558 (frv_output_dwarf_dtprel): New.
5560 2005-01-26 Jakub Jelinek <jakub@redhat.com>
5562 PR rtl-optimization/19579
5563 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
5564 both A and B, see if they don't clobber registers the other expr uses.
5566 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
5568 * real.c (do_add): Initialize signalling and canonical members.
5570 * real.c (real_from_integer): Zero out destination.
5572 2005-01-18 Jan Hubicka <jh@suse.cz>
5574 PR tree-optimize/19337
5575 * tree-inline.c (initialize_inlined_parameters): Copy
5576 saved_static_chain_decl only.
5578 2005-01-25 Richard Henderson <rth@redhat.com>
5582 * config/i386/i386.c (x86_inter_unit_moves): Zero.
5583 (ix86_preferred_reload_class): Rewrite fp-constant section, with
5584 80387 enabled, to return a proper subclass. Return the subset that
5585 overlaps with GENERAL_REGS for PLUS.
5586 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
5588 2005-01-25 Richard Henderson <rth@redhat.com>
5591 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
5593 2005-01-25 Roger Sayle <roger@eyesopen.com>
5595 * expmed.c (choose_multiplier): Change interface to return the
5596 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
5597 (expand_divmod): Update calls to choose_multiplier.
5599 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5602 * expmed.c (extract_bit_field): Use adjust_address instead of
5603 gen_lowpart when op0 is a MEM.
5605 2005-01-24 Steven Bosscher <stevenb@suse.de>
5607 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
5609 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5611 * config/mips/irix-csr.c: New file.
5612 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5613 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5614 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5617 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
5620 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
5621 sparc/elf.h, add sparc/sp-elf.h.
5622 (sparc-*-rtems*): Likewise.
5623 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
5624 tm-dwarf2.h, add sparc/sp-elf.h.
5625 (sparc86x-*-elf): Likewise.
5626 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
5627 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
5628 TARGET_OS_CPP_BUILTINS.
5629 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5630 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5632 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
5633 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
5634 (SWITCH_TAKES_ARG): Likewise.
5635 (LOCAL_LABEL_PREFIX): Likewise.
5636 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5637 (TARGET_N_FORMAT_TYPES): Delete.
5638 (TARGET_FORMAT_TYPES): Likewise.
5639 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5640 * config/sparc/elf.h: Delete.
5641 * config/sparc/sp-elf.h: New file.
5643 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5645 * tree-flow-inline.h (phi_arg_from_edge): Remove.
5646 * tree-flow.h: Remove the corresponding prototype.
5647 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
5648 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
5650 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5653 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
5654 for AIX ABI or ELF -fPIC.
5655 (rs6000_emit_load_toc_table): Don't create toc_section here.
5656 (rs6000_xcoff_file_start): Nor here.
5658 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
5660 * sh.c (ra.h): Don't #include.
5661 (hard_regs_intersect_p): New function, resurrected from ra.c.
5663 * sh.c: Fix 1996 Copyright.
5665 2005-01-24 Richard Henderson <rth@redhat.com>
5666 Aldy Hernandez <aldyh@redhat.com>
5668 * regrename.c (note_sets): Handle subregs.
5670 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
5673 * genconditions.c (write_header, write_conditions): Elide file if
5676 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5678 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
5679 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
5682 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5684 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
5685 expand_builtin_printf, expand_builtin_fprintf,
5686 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
5687 checking against POINTER_TYPE.
5688 (validate_arglist): Handle POINTER_TYPE code by checking
5691 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
5693 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
5695 (for_each_rtx): Call for_each_rtx_1.
5696 * rtl.h (init_rtlanal): Declare.
5697 * toplev.c (backend_init): Call init_rtlanal.
5699 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5701 * flow.c (propagate_one_insn): Formatting.
5704 * flow.c (libcall_dead_p): Be more conservative if unsure.
5705 If there are any instructions between insn and call, see if they are
5706 all dead before saying the libcall is dead.
5708 2005-01-24 Uros Bizjak <uros@kss-loka.si>
5710 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
5711 operand constraint for operand 0.
5713 2005-01-23 Richard Henderson <rth@redhat.com>
5716 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
5717 edges leading to join block.
5719 2005-01-23 Roger Sayle <roger@eyesopen.com>
5721 * expmed.c (expand_mult_highpart): Make static. Change type of
5722 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
5723 (expand_divmod): Updates calls to expand_mult_highpart by using
5724 gen_int_mode to pass a CONST_INT rtx.
5725 * rtl.h (expand_mult_highpart): Remove prototype.
5727 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5729 * flow.c (regset_bytes, regset_size): Remove.
5731 * cfganal.c: Fix a reference to Harvey's paper.
5733 2005-01-23 Steven Bosscher <stevenb@suse.de>
5735 PR rtl-optimization/19464
5736 * tree-optimize.c (init_tree_optimization_passes): Add one more
5737 copyrename pass just before out-of-ssa.
5739 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
5742 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
5743 * ggc-none.c (ggc_free): Define.
5745 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5747 * cse.c (max_reg, max_insn_uid): Remove.
5748 (cse_main): Don't access max_reg or max_insn_uid.
5750 * c-common.c (explicit_flag_signed_bitfields,
5751 lang_statement_code_p, lang_expand_function_end): Remove.
5752 * c-common.h: Remove the corresponding declarations.
5753 * c-opts.c (c_common_handle_option): Remove all write access
5754 to explicit_flag_signed_bitfields.
5756 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5757 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5758 * cgraph.h: Remove the corresponding declaration.
5760 * gcse.c (null_pointer_info): Remove.
5762 2005-01-23 Roger Sayle <roger@eyesopen.com>
5763 Eric Botcazou <ebotcazou@libertysurf.fr>
5765 * combine.c (simplify_logical): Only simplify logical expressions
5766 of the form ior(and(x,y),z) by the inverse distributive law if the
5767 result is cheaper than the original.
5769 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5771 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
5772 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
5773 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
5774 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
5775 config/freebsd-spec.h, config/arm/arm.h,
5776 config/h8300/h8300.md, config/i386/i386.md,
5777 config/i386/predicates.md, config/i386/sse.md,
5778 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
5779 config/vax/vax.md: Fix comment typos. Follow spelling
5782 2005-01-23 Steven Bosscher <stevenb@suse.de>
5784 * gengtype.c (walk_type): Produce `not equal to' compares for loop
5785 tests, instead of `less than'.
5787 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
5789 * function.c (assign_parm_setup_block): When creating a new stack slot
5790 for a parameter, get its alignment from the parameter's DECL_ALIGN
5791 rather than the type's TYPE_ALIGN. Make sure that the parameter
5792 is at least word aligned.
5794 2005-01-22 Roger Sayle <roger@eyesopen.com>
5797 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5799 2005-01-22 Richard Henderson <rth@redhat.com>
5802 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
5803 in both compare operands.
5804 (movdfcc_1_sse_max): Likewise.
5805 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
5806 (movdfcc_1_sse): Likewise.
5807 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
5808 scratch register as needed.
5810 2005-01-22 Richard Henderson <rth@redhat.com>
5812 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
5814 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5816 2005-01-22 Richard Henderson <rth@redhat.com>
5818 * genopinit.c (optabs): Use smin/smax for floating point too.
5819 * doc/md.texi: Update to match. Clarify that floating point
5820 results are undefined for +0/-0 and NaN.
5821 * doc/rtl.texi: Likewise.
5822 * rtl.def (SMIN, SMAX): Likewise
5823 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
5825 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
5826 leading 's' to the name.
5827 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
5828 smaxxf3, sminxf3): Likewise.
5829 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
5832 2005-01-22 Paul Brook <paul@codesourcery.com>
5834 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
5836 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
5838 * config/s390/s390.c (struct processor_costs): New fields
5839 dlgr, dlr, dr, dsgfr, dsgr.
5840 (z900_cost, z990_cost): Values for new fields.
5841 (s390_rtx_costs): New cases MEM und COMPARE in switch
5842 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
5843 DIV, MOD, UDIV, UMOD.
5845 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5847 * config/s390/s390.md ("doloop_si64"): Reload input value directly
5848 into the register being decremented.
5849 ("doloop_si31", "doloop_di"): Likewise.
5850 ("*doloop_si_long"): Adapt pattern.
5852 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5854 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
5856 (CLASS_MAX_NREGS): Likewise.
5858 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
5860 * doc/tree-ssa.texi (Statement Operands): Add example for new
5861 must-def macro. Note deprecation of old operands interface.
5863 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
5865 PR tree-optimization/19484
5866 * tree-cfg.c (remove_fallthru_edge): New function.
5867 (cleanup_control_flow): Remove fallthru edges from calls that are
5868 now known not to return.
5870 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5872 Fix PR tree-optimization/19038
5873 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
5874 copies with loop variant ones.
5876 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
5878 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
5879 config/alpha/alpha-protos.h, config/alpha/alpha.h,
5880 config/alpha/alpha.md, config/alpha/predicates.md,
5881 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
5882 config/sparc/sol2.h: Update copyright.
5884 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
5885 first label to see if it is a nonlocal label.
5887 2005-01-22 David Edelsohn <edelsohn@gnu.org>
5888 Andrew Pinski <pinskia@physics.uc.edu>
5891 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
5892 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
5894 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5896 * config/rs6000/rtems.h: Update copyright.
5898 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5901 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
5902 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
5903 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
5905 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5908 * c-typeck.c (convert_arguments): Check for error_mark_node.
5910 2005-01-21 Ian Lance Taylor <ian@airs.com>
5912 PR tree-optimization/13000
5913 * tree-inline.c: Include "tree-flow.h".
5914 (expand_call_inline): If warn_return_type, warn if non-void inline
5915 function falls through.
5916 * tree-cfg.c (execute_warn_function_return): Don't warn about
5917 control reaching end if TREE_NO_WARNING is set. Set
5919 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
5921 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
5922 branch if we don't need one.
5923 * c-typeck.c: Include "tree-flow.h"
5924 (c_finish_bc_stmt): Don't add a goto if the current statement
5925 list doesn't fall through to the current point.
5927 2005-01-21 Roger Sayle <roger@eyesopen.com>
5929 PR rtl-optimization/576
5930 * real.c (real_arithmetic): Change return type from void to bool
5931 to return an indication that the result may be inexact.
5932 * real.h (real_arithmeric): Update prototype.
5933 * fold-const.c (const_binop): Don't constant fold floating
5934 point expressions when the user specifies -frounding-math and
5935 the result may depend upon the run-time rounding mode.
5936 (fold_convert_const_real_from_real): Clean-up.
5937 (fold_initializer): Ignore flag_rounding_math for initializers.
5938 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5939 constant fold FP operations with flag_rounding_math if the
5940 result may depend upon the run-time rounding mode.
5942 2005-01-21 Tom Tromey <tromey@redhat.com>
5944 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5946 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5948 * tree-cfg.c: Fix comment typos.
5950 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5952 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5953 around the call to rest_of_handle_branch_target_load_optimize.
5955 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5957 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5958 (sparc64-*-openbsd*): Likewise.
5959 (sparclite-*-elf*): Include tm-dwarf2.h.
5960 (sparc86x-*-elf*): Likewise.
5961 (sparc64-*-elf*): Likewise.
5962 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5963 (DBX_DEBUGGING_INFO): Likewise.
5964 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5965 (PREFERRED_DEBUGGING_TYPE): Likewise.
5966 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5967 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5968 (PREFERRED_DEBUGGING_TYPE): Likewise.
5969 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5970 (PREFERRED_DEBUGGING_TYPE): Likewise.
5971 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5973 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5976 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5978 2005-01-20 Paul Brook <paul@codesourcery.com>
5980 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5982 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5984 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5985 label is first in a sequence of labels.
5987 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5989 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5990 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5992 * doc/sourcebuild.texi (Test Directives): New.
5994 2005-01-20 Roger Sayle <roger@eyesopen.com>
5996 * real.c (real_floor): Don't leave the result uninitialized when
5997 mode is VOIDMode, but return the unrounded intermediate value.
5998 (real_ceil): Likewise.
6000 2005-01-20 Paul Brook <paul@codesourcery.com>
6002 * config/arm/arm.md (insv): Use gen_int_mode.
6004 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6006 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
6007 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6008 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6009 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6010 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6012 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6015 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
6016 fbreg, so we have to assume we can't.
6017 (loc_descriptor_from_tree_1): Ditto.
6018 (containing_function_has_frame_base): New function.
6019 (add_location_or_const_value_attribute): Use it.
6020 Also try to generate a frame_base from a single element location
6023 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6025 PR tree-optimization/15349
6026 * timevar.def (TV_TREE_MERGE_PHI): New.
6027 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
6029 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
6030 calls to tree_forwarder_block_p.
6031 (remove_forwarder_block_with_phi, merge_phi_nodes,
6032 gate_merge_phi, pass_merge_phi): New.
6033 * tree-optimize.c (init_tree_optimization_passes): Add
6035 * tree-pass.h: Add an extern for pass_merge_phi;
6037 2005-01-20 Richard Henderson <rth@redhat.com>
6040 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
6041 (_mm_castps_pd, _mm_castps_si128): New.
6042 (_mm_castsi128_ps, _mm_castsi128_pd): New.
6044 2005-01-20 Richard Henderson <rth@redhat.com>
6047 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
6048 __builtin_ia32_vec_init_v2si.
6049 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
6050 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
6051 (ix86_init_mmx_sse_builtins): Create it.
6052 (ix86_expand_builtin): Expand it.
6053 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
6054 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
6055 (vec_extractv2si_0, vec_extractv2si_1): New.
6057 2005-01-20 Richard Henderson <rth@redhat.com>
6060 * config/i386/i386.c (ix86_expand_push): New.
6061 * config/i386/mmx.md (push<MMXMODE>1): New.
6062 * config/i386/sse.md (push<SSEMODE>1): New.
6063 * config/i386/i386-protos.h: Update.
6065 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6067 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
6070 2005-01-20 Richard Henderson <rth@redhat.com>
6072 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
6073 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
6075 2005-01-19 Richard Henderson <rth@redhat.com>
6078 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
6079 to V4SFmode in SSE1 fallback load path.
6081 2005-01-19 Richard Henderson <rth@redhat.com>
6083 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
6084 in QImode expansion to ix86_expand_vector_set.
6085 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
6087 2005-01-19 Richard Henderson <rth@redhat.com>
6090 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
6091 subclass of the input class.
6092 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
6093 Always true for cross-SSE1 classes. Rationalize conditionals.
6094 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
6095 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
6096 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
6097 (movdi_2): Add MMX/SSE zeros.
6098 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
6099 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
6100 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6101 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
6102 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
6103 (zero_extendsidi2_rex64_1): Remove.
6104 (MOV0 peephole): Check GENERAL_REG_P.
6106 2005-01-19 Richard Henderson <rth@redhat.com>
6109 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
6111 (ix86_expand_vector_extract): Likewise.
6113 2005-01-19 Richard Henderson <rth@redhat.com>
6116 * expr.c (emit_move_change_mode): New argument force; use
6117 simplify_gen_subreg if true.
6118 (emit_move_via_alt_mode): Merge into ...
6119 (emit_move_via_integer): ... here.
6120 (emit_move_ccmode): Use emit_move_change_mode directly.
6122 2005-01-19 Richard Henderson <rth@redhat.com>
6125 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
6126 (alpha_preferred_reload_class): Handle CONST_VECTOR.
6127 (alpha_emit_set_const_1): Add no_output parameter; don't emit
6129 (alpha_emit_set_const): Likewise. Make static.
6130 (alpha_emit_set_long_const): Make static.
6131 (alpha_extract_integer): Split out from alpha_expand_mov.
6132 (alpha_split_const_mov): Likewise.
6133 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
6134 (alpha_legitimate_constant_p): New.
6135 * config/alpha/alpha-protos.h: Update.
6136 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
6137 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
6138 * config/alpha/alpha.md (movsi): Add n alternative.
6139 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
6140 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
6141 (splitters for all of the above): Use alpha_split_const_mov.
6142 * config/alpha/predicates.md (non_add_const_operand): New.
6143 (non_zero_const_operand): New.
6144 (input_operand): Use alpha_legitimate_constant_p after reload.
6146 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6148 PR tree-optimization/19038
6149 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
6150 (add_candidate): Add ivs with increment in latch only if
6151 allow_ip_end_pos_p is true.
6152 (determine_iv_cost): Use empty_block_p.
6154 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
6156 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
6157 (compute_dominance_frontiers): Ditto.
6159 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
6162 * config/sh/t-rtems: New.
6163 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
6165 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6167 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
6168 the offset of the selected field.
6170 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
6172 * tree-cfg.c (remove_forwarder_block): Fix the check to
6173 prevent a nonlocal label from appearing in the middle of a
6176 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
6178 PR rtl-optimization/19462
6179 * reorg.c (find_end_label): Create return insn only if
6180 current_function_epilogue_delay_list is empty.
6182 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
6184 * doc/passes.texi: Remove paragraph mentioning new-ra.
6186 2005-01-19 Jakub Jelinek <jakub@redhat.com>
6188 PR rtl-optimization/15139
6189 * combine.c: Include params.h.
6190 (count_rtxs): New function.
6191 (record_value_for_reg): If replace_rtx would replace at least
6192 2 occurrences of REG in VALUE and TEM is really large, replace REG with
6193 (clobber (const_int 0)) instead of TEM.
6194 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
6195 * params.h (MAX_LAST_VALUE_RTL): New.
6196 * Makefile.in (combine.o): Depend on $(PARAMS_H).
6197 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
6200 * c-typeck.c (digest_init): Only call build_vector if all constructor
6201 elements are *_CST nodes.
6202 * gimplify.c (gimplify_init_constructor): Likewise.
6205 * c-typeck.c (digest_init): Only call build_vector if inside_init
6208 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6210 * toplev.c (init_asm_output): Remove dead #ifdef.
6212 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
6214 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
6216 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6218 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
6219 accessing DECL_FUNCTION_CODE.
6220 * dojump.c (do_jump): Likewise.
6221 * gimplify.c (gimplify_call_expr): Likewise.
6222 * predict.c (expr_expected_value): Likewise.
6223 (strip_builtin_expect): Likewise.
6224 * tree-inline.c (estimate_num_insns_1): Likewise.
6225 * tree-ssa-loop-im.c (stmt_cost): Likewise
6226 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
6227 (tree_expr_nonnegative_p): Likewise.
6229 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6231 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
6232 variant of the load_pcrel_sym pattern.
6233 * config/sparc/sparc.md (P macro): Move to the top.
6234 (load_pcrel_sym): Macroize using P.
6235 (save_register_window): Likewise.
6237 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
6239 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
6242 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
6245 * c-typeck.c (build_asm_expr): Strip nops off
6246 input memory operands.
6248 2005-01-18 David Edelsohn <edelsohn@gnu.org>
6250 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
6251 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
6252 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
6253 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
6255 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
6258 * config/i386/i386.c (override_options): If the 80387 is disabled,
6259 then do not return FP values using FP registers.
6261 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
6263 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
6264 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
6265 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
6266 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
6267 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
6268 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
6269 output.h, postreload-gcse.c, postreload.c, recog.c,
6270 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
6271 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
6272 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
6273 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
6274 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
6275 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
6276 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
6277 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
6279 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
6280 config/alpha/alpha.c, config/arm/vfp.md,
6281 config/i386/emmintrin.h, config/i386/i386-modes.def,
6282 config/i386/i386-protos.h, config/i386/i386.h,
6283 config/i386/pmmintrin.h, config/i386/ppro.md,
6284 config/i386/predicates.md, config/i386/xmmintrin.h,
6285 config/i860/i860.c, config/ia64/ia64-modes.def,
6286 config/ia64/ia64-protos.h, config/ia64/ia64.h,
6287 config/ia64/ia64.md, config/ia64/itanium1.md,
6288 config/ia64/itanium2.md, config/ia64/predicates.md,
6289 config/iq2000/iq2000.h, config/mips/linux64.h,
6290 config/rs6000/aix41.h, config/rs6000/aix43.h,
6291 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
6292 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6293 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
6294 config/sparc/linux64.h, config/sparc/litecoff.h,
6295 config/sparc/sp64-elf.h, config/sparc/sparc.c,
6296 config/sparc/sparc.h, config/sparc/sparc.md,
6297 config/sparc/sysv4-only.h: Update copyright.
6299 2005-01-18 Richard Henderson <rth@redhat.com>
6302 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
6304 2005-01-18 Marc Espie <espie@openbsd.org>
6305 * config/i386/openbsdelf.h: Typo.
6307 2005-01-18 Richard Henderson <rth@redhat.com>
6309 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
6310 special case for sse.
6311 * config/i386/predicates.md (sse_comparison_operator): Likewise.
6313 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
6315 * tree-inline.c (estimate_num_insns_1): Added cases for
6316 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
6318 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6320 PR rtl-optimization/19296
6321 * combine.c (simplify_comparison): Rewrite the condition under
6322 which a non-paradoxical SUBREG of a PLUS can be lifted when
6323 compared against a constant.
6325 2005-01-18 Andi Kleen <ak@muc.de>
6327 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
6328 * c.opt (-Wpointer-sign): Add.
6329 * doc/invoke.texi: (-Wpointer-sign): Add.
6331 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6333 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
6334 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
6335 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
6336 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
6337 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
6338 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
6339 for TARGET_MIX_SSE_I387.
6340 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
6341 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
6342 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
6343 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
6344 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
6345 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
6346 TARGET_MIX_SSE_I387.
6347 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
6350 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6353 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
6354 Add movaps alternative for xmm reg->reg move.
6356 2005-01-17 Jeff Law <law@redhat.com>
6358 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
6359 at the end of the main DOM loop rather than just before DOM exits.
6361 2005-01-17 Diego Novillo <dnovillo@redhat.com>
6363 PR tree-optimization/19121
6364 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
6365 adding aliases to a name tag, also add them to the pointer's
6367 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
6368 sensitive alias info at all. Only check that the two pointers
6369 have compatible pointed-to sets.
6370 * tree-ssa.c (verify_name_tags): Verify that the alias set of
6371 a pointer's type tag is a superset of the alias set of the
6374 2005-01-17 James E Wilson <wilson@specifixinc.com>
6377 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
6378 comment to document why.
6380 2005-01-17 Richard Henderson <rth@redhat.com>
6382 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
6383 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
6384 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
6385 sse2_vmsminv2df3_finite): New.
6386 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
6387 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
6388 Force op1 into register.
6390 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
6392 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
6393 bubblestrap from always rebuilding build directory.
6395 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
6397 * config/s390/s390.md ("*clc"): Remove incorrect '='.
6398 ("*cmpmem_short"): Likewise.
6400 2005-01-17 Steven Bosscher <stevenb@suse.de>
6402 * basic-block.h: Document BB_* flags.
6403 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
6404 use an sbitmap instead.
6405 * sched-rgn.c (compute_trg_info): Likewise.
6407 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
6409 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
6410 redundant target_cpu_default and extra_parts lines. Use the default
6412 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
6413 (SUBTARGET_EXTRA_SPECS): Delete.
6414 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
6415 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
6416 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
6417 and "n32" for -mabi=n32.
6419 2005-01-17 Ian Lance Taylor <ian@airs.com>
6422 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
6423 fold constant variables into initial values.
6425 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6427 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
6429 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
6430 through the statements backward.
6432 2005-01-17 Ian Lance Taylor <ian@airs.com>
6434 PR middle-end/13127:
6435 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
6436 a variable set to the return value of the inlined function.
6438 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
6440 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
6441 when modes are tieable.
6443 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
6445 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
6446 of pthread_create to find out if threads are enabled.
6447 * gthr-posix95.h (__gthread_active_p): Likewise.
6449 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6451 * common.opt (-fnew-ra): Remove.
6453 * toplev.h (flag_new_regalloc): Remove.
6454 * Makefile.in (ra*.*): Don't mention.
6455 * passes.c (rest_of_handle_new_regalloc): Remove.
6456 (rest_of_handle_combine, rest_of_compilation): Always consider
6457 flag_new_regalloc as false.
6458 * doc/invoke.texi: Don't document -fnew-ra.
6460 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6462 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
6463 last parameter to reg_scan.
6464 * loop.c (loop_optimize): Likewise.
6465 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
6466 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
6467 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6468 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6469 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
6470 * regclass.c (reg_scan): Likewise, for the declaration.
6471 * rtl.h (reg_scan): Likewise, for the prototype.
6473 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6475 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
6476 mark_dfs_back_edges.
6478 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
6480 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
6481 (compute_avail): Uses don't go in tmp_gen.
6483 2005-01-16 Steven Bosscher <stevenb@suse.de>
6485 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
6486 loop to look for a free slot in a page entry.
6488 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6491 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
6492 * toplev.c (compile_file): Call process_pending_assemble_output_defs
6493 just before targetm.asm_out.file_end.
6494 * tree.h (process_pending_assemble_output_defs): Declare.
6495 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
6497 (assemble_alias): Defer generation of assembly code for defines when
6498 TARGET_DEFERRED_OUTPUT_DEFS is true.
6499 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6500 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6501 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
6503 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6506 * pa.c (pa_scalar_mode_supported_p): New function.
6507 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6508 * pa.h (MIN_UNITS_PER_WORD): Add comment.
6510 * pa-protos.h (prefetch_operand): Delete.
6511 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
6512 * pa.c (prefetch_operand): Delete.
6513 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
6514 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
6515 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
6516 and prefetch_nocc_operand.
6517 * pa.md (prefetch): Rework to avoid reload problems handling short
6518 displacements when a cache control completer needs to be provided.
6519 (prefetch_32, prefetch_64): Delete.
6520 (prefetch_cc, prefetch_nocc): New patterns.
6522 2005-01-15 David Edelsohn <edelsohn@gnu.org>
6524 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
6526 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6529 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
6530 exceeds maximum alignment for global common data.
6531 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
6532 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
6534 2004-01-15 Roger Sayle <roger@eyesopen.com>
6536 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
6538 2004-01-15 Roger Sayle <roger@eyesopen.com>
6540 * harg-reg-set.h (reg_class_names): Prototype global array.
6541 * regclass.c (reg_class_names): Declare here and initialize to
6543 (dump_regclass): Remove local declaration of reg_class_names.
6544 (regclass): Likewise.
6545 * cfg.c (dump_flow_info): Likewise.
6546 * ra-debug.c (reg_class_names): Likewise.
6547 * regrename.c (reg_class_names): Likewise.
6548 * reload.c (reg_class_names): Likewise.
6549 * reload1.c (spill_failure): Likewise.
6550 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
6552 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
6554 * config/s390/s390.md ("reload_outti"): Remove predicate for
6555 output operand. Abort if operand is not a MEM.
6556 ("reload_outdi", "reload_outdf"): Likewise.
6558 2005-01-15 Marc Espie <espie@openbsd.org>
6560 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
6561 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
6562 * config/openbsd.h: Fix C++ includes for native configurations.
6563 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
6564 Add trampoline support.
6565 * config/i386/openbsdelf.h: New.
6567 2005-01-15 Marc Espie <espie@openbsd.org>
6569 * collect2.c (main): Explicitly parse -dynamic-linker option.
6571 2005-01-15 Jakub Jelinek <jakub@redhat.com>
6573 PR tree-optimization/19060
6574 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
6575 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
6576 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
6577 and handle extract_range_from_cond returning false.
6578 * fold-const.c (fold): Optimize comparisons with min/max even for
6579 width > HOST_BITS_PER_WIDE_INT.
6581 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
6583 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
6584 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
6585 Remove little endian multilib variants.
6586 Add mips32 multilib variant.
6588 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
6590 * explow.c (copy_all_reg, stabilize): Remove.
6591 * expr.h: Remove the corresponding prototypes.
6593 * rtlanal.c (regs_set_between_p): Remove.
6594 * rtl.h: Remove the corresponding prototype.
6596 2005-01-14 David Edelsohn <edelsohn@gnu.org>
6598 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
6599 to rs6000_nonimmediate_operand.
6600 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
6601 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
6602 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
6603 rs6000_nonimmediate_operand.
6604 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
6605 rs6000_nonimmediate_operand.
6607 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
6609 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
6611 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6613 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
6615 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
6616 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
6618 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
6619 (rs6k_nonimmediate_operand): New.
6620 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
6622 (legitimate_lo_sum_address_p): Same.
6623 (rs6000_legitimize_address): Same.
6624 (rs6000_legitimize_reload_address): Same.
6625 (rs6000_legitimate_address): Same.
6626 (spe_build_register_parallel): Pass DF and DC modes in a DI
6629 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
6630 to rs6k_nonimmediate_operand.
6632 * config/rs6000/spe.md ("*frob_df_di"): New.
6633 ("*frob_di_df"): New.
6634 ("*frob_di_df_2"): New.
6635 ("*mov_sidf_e500_subreg0"): New.
6636 ("*mov_sidf_e500_subreg4"): New.
6637 ("*movdf_e500_double"): Change predicate to
6638 rs6k_nonimmediate_operand.
6640 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6642 * postreload.c (move2add_note_store): Only call
6643 trunc_int_for_mode on scalar integers.
6645 2005-01-14 Steven Bosscher <stevenb@suse.de>
6647 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
6648 replace BB_VISITED uses.
6649 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6650 (propagate_necessity): Check the bitmap instead of BB_VISITED.
6651 (tree_dce_done): Free visited_control_parents.
6652 (perform_tree_ssa_dce): Allocate and clear it.
6653 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
6654 (compute_antic): Iterate from here using a DFS. Use an sbitmap
6655 instead of BB_VISITED.
6657 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
6659 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
6660 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
6661 Remove unused prototypes.
6663 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6665 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
6666 64-bit register usage.
6667 (spe_func_has_64bit_regs_p): Add FIXME note.
6669 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6671 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
6672 flag_finite_math_only with flag_unsafe_math_optimizations.
6674 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
6676 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
6678 (__tpf_eh_return): Copy TPF private stack area from the module
6679 boundary stack frame. Add check for when module addresses are
6680 equal, but no stub address is found.
6682 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
6685 * arm.h (struct machine_function): Add call_via field.
6686 (thumb_call_via_label): Declare.
6687 * arm.c (thumb_call_via_label): New variable.
6688 (thumb_call_reg_needed): New variable.
6689 (arm_output_function_epilogue): For Thumb code, output any per-function
6690 call-indirect trampolines.
6691 (thumb_call_via_reg): New function.
6692 (arm_file_end): New function.
6693 (TARGET_ASM_FILE_END): Call arm_file_end.
6694 (aof_file_end): Likewise.
6695 * arm-protos.h (thumb_call_via_reg): Declare.
6696 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
6697 thumb_call_via_reg in normal case.
6699 2005-01-14 Jakub Jelinek <jakub@redhat.com>
6702 PR rtl-optimization/19348
6703 * recog.c (peephole2_optimize): Do global life update if some peephole
6704 decides it doesn't need at least one of its inputs and that change
6705 influences liveness at the start of the basic block.
6707 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
6708 arguments instead of 1.
6710 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6713 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
6714 zero for nested functions needing a static chain or functions
6715 with a non-constant address.
6717 2005-01-13 Roger Sayle <roger@eyesopen.com>
6719 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
6720 (and (sign_extend X) C) into (zero_extend (and X C)).
6722 2005-01-13 David O'Brien <obrien@FreeBSD.org>
6724 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
6726 2005-01-13 Richard Henderson <rth@redhat.com>
6731 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
6732 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
6733 not just TARGET_SSE.
6734 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
6735 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
6736 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
6737 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
6738 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
6739 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
6740 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
6741 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
6742 (movdicc_c_rex64): Rename with '*'.
6743 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
6744 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
6745 (movsfcc_1_387): Rename from movsfcc_1.
6746 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6747 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6748 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6749 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6750 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6751 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6752 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6753 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6754 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6755 sse_movdfcc_const0_4): Remove.
6756 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6757 recognize min/max early. Update for changed sse cmove patterns.
6758 (ix86_split_sse_movcc): New.
6759 * config/i386/i386-protos.h: Update.
6761 2005-01-13 Steven Bosscher <stevenb@suse.de>
6763 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6764 (fix_stmt_v_may_defs): Likewise.
6766 2005-01-13 Richard Henderson <rth@redhat.com>
6768 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
6769 for converting the mask.
6771 2005-01-13 David Edelsohn <edelsohn@gnu.org>
6773 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
6776 2005-01-13 Richard Henderson <rth@redhat.com>
6778 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
6779 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
6780 IX86_BUILTIN_MOVDQ2Q): Remove.
6781 (IX86_BUILTIN_VEC_EXT_V4SI): New.
6782 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
6783 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
6785 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
6786 (sse2_pextrw): Fix immediate constraint.
6787 (sse2_loadq, sse2_loadq_rex64): Remove.
6788 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
6789 Use __builtin_ia32_vec_ext_<size>.
6790 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
6792 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
6794 * function.c (assign_parm_setup_block): Look inside original
6795 entry_parm when inspecting PARALLEL.
6797 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6798 Joel Sherrill <joel@oarcorp.com>
6801 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
6802 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
6803 rtems_gxx_recursive_mutex_init.
6804 (__gthread_recursive_mutex_lock): New function.
6805 (__gthread_recursive_mutex_trylock): Likewise.
6806 (__gthread_recursive_mutex_unlock): Likewise.
6808 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6810 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
6812 2005-01-13 Jan Beulich <jbeulich@novell.com>
6814 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
6815 (ashrti3_internal): Indicate output is early clobber. Generate result
6816 into output rather than first input. Use move for low word of output
6817 if shift count is exactly 64.
6818 (lshrti3_internal): Likewise.
6820 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
6824 * reload1.c (delete_output_reload): Don't delete an output reload
6825 if the pseudo lives longer than a single basic block. Adjust and
6826 improve wording of comment.
6828 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
6831 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
6832 of TYPE_SIZE where we mean the number of bytes.
6834 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
6836 * function.c (assign_parm_setup_block): Relax condition on
6837 multi-register optimization.
6839 2005-01-12 Nick Clifton <nickc@redhat.com>
6841 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
6842 an "in_delay_slot" attribute of "no" to prevent them being used in
6843 delay slots. This is forbidden because they might generate
6846 2005-01-12 Alan Modra <amodra@bigpond.net.au>
6849 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
6852 2005-01-12 Nick Clifton <nickc@redhat.com>
6854 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
6855 passed on to GAS) but do not define, as GAS no longer supports or
6856 needs the -m2000 option.
6858 2005-01-11 Roger Sayle <roger@eyesopen.com>
6860 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
6861 type as args of unprototyped builtins aren't automatically promoted.
6862 (fold_builtin_abs): Likewise.
6864 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6866 * Makefile.in: Set a `build-warn' variable.
6868 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6870 PR tree-optimization/17949
6871 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
6872 (find_interesting_uses_address): Use it.
6874 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
6876 * regrename.c (kill_value): Handle subreg's that won't simplify.
6878 2005-01-11 Richard Henderson <rth@redhat.com>
6881 * config/i386/i386.h (enum ix86_builtins): Move ...
6882 * config/i386/i386.c: ... here.
6883 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
6884 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
6885 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
6886 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
6887 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
6888 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
6889 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
6890 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
6891 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
6892 IX86_BUILTIN_LOADDDUP): Remove.
6893 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
6894 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
6895 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
6896 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
6897 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
6898 (ix86_init_builtins): Make static.
6899 (ix86_init_mmx_sse_builtins): Update for changed builtins.
6900 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
6901 if all the modes match. Otherwise, fake it.
6902 (get_element_number, ix86_expand_vec_init_builtin,
6903 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
6904 (ix86_expand_builtin): Make static. Update for changed builtins.
6905 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
6906 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
6907 (ix86_expand_vector_init_duplicate): New.
6908 (ix86_expand_vector_init_low_nonzero): New.
6909 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
6910 Split out from ix86_expand_vector_init; handle integer modes.
6911 (ix86_expand_vector_init): Use them.
6912 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
6913 * config/i386/i386-protos.h: Update.
6914 * config/i386/predicates.md (reg_or_0_operand): New.
6915 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
6916 (movv2sf_internal): Likewise. And a splitter to match them all.
6917 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
6918 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
6919 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
6920 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
6921 (mmx_pinsrw): Fix operand ordering.
6922 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
6923 rather than sse_loadss expander.
6924 (movv2df splitter): Similarly.
6925 (sse_loadss, sse_loadlss): Remove.
6926 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
6927 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6928 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6929 (sse3_movddup): Rename with '*'.
6930 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6931 (sse2_loadsd): Remove.
6932 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6933 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6934 (sse2_pinsrw): Fix argument ordering.
6935 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6936 (sse2_stored): Remove 'r' destination.
6937 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6938 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6939 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6940 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6941 vec_extractv16qi, vec_initv16qi): New.
6943 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6944 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6945 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6947 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6948 (_mm_load_si128, _mm_store_si128): Likewise.
6949 (_mm_load1_pd): Use _mm_set1_pd.
6950 (_mm_load_sd): Use _mm_set_sd.
6951 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6952 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6953 (_mm_set_epi64): Use _mm_set_epi64x.
6954 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6955 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6956 _mm_setr_epi8): Use _mm_set_foo form.
6957 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6958 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6959 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6960 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6961 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6962 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6963 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6964 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6965 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6966 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6967 (_mm_movedup_pd): Use _mm_shuffle_pd.
6968 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6969 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6970 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6971 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6973 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6974 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6975 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6976 (_mm_store_ps): Use raw dereference.
6977 (_mm_store1_ps): Use _mm_storeu_ps.
6978 (_mm_storer_ps): Use _mm_store_ps.
6979 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6980 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6982 2005-01-11 Stan Shebs <shebs@apple.com>
6984 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6985 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6987 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6990 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6991 Skip all DECLs except for FIELD_DECLs.
6993 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6995 * config/s390/s390.c (override_options): Return error if
6996 -mbackchain, -mpacked-stack and -mhard-float are used together.
6997 (s390_va_start): Remove the backchain && packed-stack special case.
6998 (s390_gimplify_va_arg): Likewise.
6999 * doc/invoke.texi: Remove the ABI incompatibility note.
7001 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7003 * config/s390/s390.c (struct s390_frame_layout): Remove
7005 (s390_frame_info, s390_emit_prologue): Replace occurrences of
7006 save_backchain_p with TARGET_BACKCHAIN.
7008 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7011 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
7012 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
7013 * function.c (locate_and_pad_parm): Set new field.
7014 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
7015 Tweak where_pad test to include "none". Always set mem align for
7017 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
7018 not sufficient for type.
7019 (assign_parm_setup_block): If stack_parm is zero on entry, always
7020 make a new stack local. Block move old stack parm if necessary
7021 to new aligned stack local.
7022 (assign_parm_setup_stack): Use a block move to handle
7023 potentially misaligned entry_parm.
7024 (assign_parms_unsplit_complex): Specify required alignment when
7025 creating stack local.
7026 * calls.c (compute_argument_addresses): Override alignment of stack
7027 arg calculated from its type with the alignment given by
7028 FUNCTION_ARG_BOUNDARY.
7029 (store_one_arg): Likewise.
7031 2005-01-11 Jan Beulich <jbeulich@novell.com>
7033 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
7034 Change respective itanium_class attribute to ialu.
7035 (shladdp4_internal): New.
7036 * config/ia64/predicates.md (shladd_log2_operand): New.
7038 2005-01-11 Richard Henderson <rth@redhat.com>
7040 * expr.c (store_constructor): Use rtvec_alloc instead of
7041 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
7043 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
7045 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
7047 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7049 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
7050 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
7051 (TARGET_RWRELOC): Define.
7052 (ia64_rwreloc_section_type_flags): Delete.
7053 (ia64_section_type_flags): New function.
7054 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
7055 (TARGET_RWRELOC): Define.
7057 2005-01-10 David Mosberger <davidm@hpl.hp.com>
7060 * config/ia64/ia64.c (process_set): For alloc insn, only call
7061 process_epilogue is !frame_pointer_needed.
7063 2005-01-10 Roger Sayle <roger@eyesopen.com>
7066 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
7067 unary operator and can't be treated as a binary/comparison operator.
7069 2005-01-10 Richard Henderson <rth@redhat.com>
7071 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
7072 (ix86_return_in_memory): Likewise.
7073 (function_arg_advance): Likewise. Mirror structure in function_arg
7074 for choosing register to advance.
7076 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
7078 * tree-vectorizer.c, tree.def: Fix comment typos.
7080 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
7082 * config/s390/s390.c (struct processor_costs): 4 new fields:
7083 ddbr, ddr, debr, der.
7084 (s390_rtx_costs): More precise handling of divide instructions.
7086 2005-01-10 David Edelsohn <edelsohn@gnu.org>
7088 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
7090 2005-01-10 Jan Beulich <jbeulich@novell.com>
7092 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
7093 names resulting from -ffunction-sections/-fdata-sections and linkonce
7095 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
7096 based on the section name. Rearrange the section name comparison logic
7097 slightly so that each section name is compared against at most once.
7099 2005-01-10 Ben Elliston <bje@au.ibm.com>
7101 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
7102 targets for which -fPIC reduces limitations on the GOT size.
7104 2005-01-09 Falk Hueffner <falk@debian.org>
7106 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
7109 2005-01-09 David Edelsohn <edelsohn@gnu.org>
7112 * collect2.c (main): Set aixrtl_flag for -brtl option.
7113 (resolve_lib_name): Search for .so file extension before .a
7116 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
7118 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
7119 (vect_analyze_data_refs_alignment): Add dump prints.
7121 2005-01-09 Ira Rosen <irar@il.ibm.com>
7123 * tree-vectorizer.c (vect_analyze_offset_expr): Use
7124 expr_invariant_in_loop_p.
7125 Initialize outputs first thing in the function.
7126 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
7127 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
7128 (vect_analyze_pointer_ref_access): Check that the initial condition of
7129 the access function is loop invariant.
7131 2005-01-09 Richard Henderson <rth@redhat.com>
7133 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
7134 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
7135 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
7136 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
7137 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
7138 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
7139 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
7140 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
7141 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
7142 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
7143 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
7144 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
7145 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
7146 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
7147 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
7148 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
7149 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
7150 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
7151 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
7152 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
7153 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
7154 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
7155 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
7157 (mmx_clrdi, pavgusb): Remove.
7158 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
7159 with leading sse_ prefix.
7160 * config/i386/sse.md: Receive them.
7161 * config/i386/mmx.md: New file.
7162 (MMXMODE12, MMXMODE24, mmxvecsize): New.
7163 (subrv2sf3): Turn into expander for normal subtraction.
7164 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
7165 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
7166 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
7167 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
7168 commutative; use ix86_binary_operator_ok.
7169 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
7170 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
7171 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
7172 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
7173 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
7174 Macroize from existing patterns; use ix86_binary_operator_ok.
7175 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
7176 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
7177 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
7178 with vec_select+vec_concat.
7179 (mmx_pshufw, mmx_pshufw_1): Likewise.
7180 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
7181 (mmx_uavgv4hi3): Model correctly.
7182 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
7183 _mm_xor_si64): Remove casts.
7185 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7187 PR tree-optimization/19224
7188 * tree-scalar-evolution.c (get_instantiated_value,
7189 set_instantiated_value): New functions.
7190 (instantiate_parameters_1): Cache the results.
7191 (instantiate_parameters, resolve_mixers): Initialize and free
7194 2005-01-08 David Edelsohn <edelsohn@gnu.org>
7196 * config/i386/i386.md (addhi_4): Correct reference in comment.
7199 2005-01-08 Richard Henderson <rth@redhat.com>
7201 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
7202 (_mm_cvtsi128_si64x): Likewise.
7203 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
7204 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
7205 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
7206 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
7207 * config/i386/i386-protos.h: Update.
7208 * config/i386/i386.c (print_operand): Add 'H'.
7209 (ix86_fixup_binary_operands): Split out from ...
7210 (ix86_expand_binary_operator): ... here.
7211 (ix86_fixup_binary_operands_no_copy): New.
7212 (ix86_expand_fp_absneg_operator): Handle vector mode results.
7213 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
7214 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
7215 (safe_vector_operand): Use CONST0_RTX.
7216 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
7217 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
7218 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
7219 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
7221 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
7222 (IX86_BUILTIN_CMPNGESS): New.
7223 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
7224 (attr type): Add sselog1.
7225 (attr unit, attr memory): Handle it.
7226 (movti, movti_internal, movti_rex64): Move near other integer moves.
7227 (movtf, movtf_internal): Move near other fp moves.
7228 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
7229 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
7230 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
7231 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
7232 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
7233 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
7234 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
7235 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
7236 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
7237 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
7238 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
7239 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
7240 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
7241 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
7242 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
7243 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
7244 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
7245 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
7246 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
7247 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
7248 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
7249 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
7250 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
7251 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
7252 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
7253 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
7254 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
7255 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
7256 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
7257 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
7258 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
7259 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
7260 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
7261 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
7262 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
7263 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
7264 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
7265 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
7266 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
7267 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
7268 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
7269 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
7270 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
7271 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
7273 (SSEPUSH, push<SSEPUSH>): Remove.
7274 (MMXPUSH, push<MMXPUSH>): Remove.
7275 (sse_movaps, sse_movaps_1, sse_movups): Remove.
7276 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
7277 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
7278 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
7279 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
7280 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
7281 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
7282 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
7283 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
7284 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
7285 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
7286 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
7287 (ppro_sse_log_V4SF): Handle sselog1.
7288 * config/i386/predicates.md (const_0_to_1_operand): New.
7289 (const_0_to_255_mul_8_operand): New.
7290 (const_1_to_31_operand): Rename from const_int_1_31_operand.
7291 (const_2_to_3_operand, const_4_to_7_operand): New.
7292 * config/i386/sse.md: New file.
7293 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
7294 (sse_movups): Rename from sse_movups_1.
7295 (sse_loadlss): Rename from sse_loadss_1.
7296 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
7298 (negv4sf2): Use ix86_expand_fp_absneg_operator.
7299 (absv4sf2, negv2df, absv2df): New.
7300 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
7301 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
7302 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
7303 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
7304 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
7305 (sse3_addsubv4sf3): Model correctly.
7306 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
7307 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
7308 (sse_movhlps): Model with vec_select+vec_concat.
7309 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
7310 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
7311 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
7312 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
7313 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
7314 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
7315 sse2_pshufhw_1): Likewise.
7316 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
7317 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
7318 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
7319 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
7320 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
7321 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
7322 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
7323 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
7324 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
7325 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
7326 sminv8hi3): Mark commutative
7327 operands. Use ix86_binary_operator_ok.
7328 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
7329 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
7330 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
7331 sse2_punpcklqdq): Allow operand2 in memory.
7332 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
7333 sse2_movsd): Add memory alternatives.
7334 (sse_storelps): Turn expander into an insn; split after reload.
7335 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
7336 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
7338 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7340 * configure.ac (DWARF-2 debug_line): Use objdump.
7341 * configure: Regenerate.
7343 2005-01-08 Jeff Law <law@redhat.com>
7344 Diego Novillo <dnovillo@redhat.com>
7346 PR tree-optimization/18241
7347 * tree-nrv.c (tree_nrv): Ignore volatile return values.
7348 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
7349 statements with volatile operands.
7350 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
7351 operands after marking a statement with has_volatile_ops.
7353 2005-01-08 Roger Sayle <roger@eyesopen.com>
7355 * tree.c (int_fits_type_p): Always honor integer constant
7356 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
7358 2005-01-08 Roger Sayle <roger@eyesopen.com>
7360 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
7361 the latent bug in rtl_delete_block has been resolved.
7363 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7365 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
7366 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
7368 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7370 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
7371 library as @multilib_dir@/$(SHLIB_SONAME).
7373 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7375 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
7376 * configure: Regenerate.
7378 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7380 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
7383 2005-01-07 David Edelsohn <edelsohn@gnu.org>
7386 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7387 Convert non-word aligned offset address using ld/std into
7390 2005-01-07 Richard Henderson <rth@redhat.com>
7392 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
7394 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
7396 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
7398 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7400 PR tree-optimization/19283
7401 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
7402 is not shorter than the original type.
7404 PR rtl-optimization/19012
7405 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
7407 PR rtl-optimization/18861
7408 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
7409 (FULL_STATE): Define.
7410 (mark_tablejump_edge): New function.
7411 (purge_dead_tablejump_edges): New function.
7412 (find_bb_boundaries): Use it.
7414 PR tree-optimization/18828
7415 * builtins.c (expand_builtin_next_arg): Remove argument and all
7416 the argument checking.
7417 (expand_builtin): Adjust caller.
7418 (expand_builtin_va_start): Likewise. Remove error for too many
7420 (fold_builtin_next_arg): Issue error for too many arguments.
7421 After checking arguments, replace them with magic arguments that
7422 prevent further checking of the args.
7424 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7426 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
7428 2005-01-06 Roger Sayle <roger@eyesopen.com>
7431 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
7432 and %{.S:...} (and their negative variants) to test whether the
7433 input file is assembler or pre-processed-assembler independent of
7434 the actual filename extension.
7436 2005-01-06 Roger Sayle <roger@eyesopen.com>
7438 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
7439 of sign or zero extended values.
7441 2005-01-06 Geoffrey Keating <geoffk@apple.com>
7443 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
7444 for IBM long double format correctly.
7446 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
7448 Fix PR tree-optimization/18792
7450 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
7451 to first_loop_depth, and use loop depth instead of loop number.
7452 (build_classic_dir_vector): Ditto.
7453 (compute_data_dependences_for_loop): Use depth, not loop number.
7454 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
7455 number. Pass in loops, instead of loop numbers.
7456 (gather_interchange_stats): Ditto.
7457 (linear_transform_loops): Ditto.
7459 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
7462 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
7463 biv_fits_mode_p, extension_within_bounds_p): New functions.
7464 (check_ext_dependent_givs): Use them.
7466 2005-01-06 Roger Sayle <roger@eyesopen.com>
7468 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
7469 more than one barrier, in which case we should delete them all.
7471 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
7473 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
7475 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
7477 Fix PR middle-end/19286
7479 * dwarf2out.c (gen_subprogram_die): If we've already tried to
7480 output this subprogram, simply ignore this attempt to do it again.
7481 (add_abstract_origin_attribute): Don't abort trying to add the abstract
7482 origin attribute if it's not possible.
7483 (gen_block_die): Don't ignore subblocks of "unused" blocks.
7484 (decls_for_scope): Ditto.
7485 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
7486 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
7488 2005-01-05 Richard Henderson <rth@redhat.com>
7491 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
7492 (bdesc_2arg): Use it.
7493 (ix86_expand_binop_builtin): Force operands into registers
7495 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
7496 ix86_expand_sse_compare, ix86_expand_sse_comi,
7497 ix86_expand_builtin): Likewise.
7499 2005-01-05 Richard Henderson <rth@redhat.com>
7501 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
7503 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
7504 (mulv4hi3): Set itanium_class mmmul.
7505 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
7506 (fpack): Rename from fpack_sfsf.
7508 2005-01-05 Richard Henderson <rth@redhat.com>
7511 * reload1.c (do_input_reload): Restrict the optimization deleteing
7512 a previous output reload to RELOAD_FOR_INPUT.
7514 2005-01-05 Steven Bosscher <stevenb@suse.de>
7516 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
7517 comment that we fall through after case.
7518 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
7519 (distribute_links): Likewise.
7520 * cse.c (cse_insn): Likewise.
7521 * cselib.c (cselib_invalidate_mem): Likewise.
7522 * df.c: Update comments at the top of the file.
7523 (read_modify_subreg_p): Update comments here too.
7524 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
7525 * flow.c (mark_set_1): Likewise.
7526 (mark_used_regs): Likewise.
7527 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7528 (canon_list_insert): Likewise.
7529 (mark_set): Likewise.
7530 (try_replace_reg): Likewise.
7531 (store_killed_in_insn): Likewise.
7532 * loop.c (count_one_set): Likewise.
7533 (basic_induction_var): Likewise.
7534 * postreload-gcse.c (find_mem_conflicts): Likewise.
7535 * postreload.c (reload_combine_note_store): Likewise.
7536 (move2add_note_store): Likewise.
7537 * reload.c (find_equiv_reg): Likewise.
7538 (mark_referenced_resources): Likewise.
7539 * rtlanal.c (set_noop_p): Likewise.
7540 (note_stores): Likewise.
7541 (note_uses): Likewise.
7542 * sched-deps.c (sched_analyze_1): Likewise.
7543 * sched-rgn.c (check_live_1): Likewise.
7544 (update_live_1): Likewise.
7545 * config/i860/i860.c: Likewise.
7547 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
7549 (ZERO_EXTRACT): Mention that this one can be an lvalue.
7551 * doc/rtl.texi: Update documentation for bit-fields and SET.
7553 2005-01-05 Roger Sayle <roger@eyesopen.com>
7555 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
7557 2005-01-05 Jan Hubicka <jh@suse.cz>
7558 Richard Henderson <rth@redhat.com>
7561 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
7564 2005-01-05 Richard Henderson <rth@redhat.com>
7567 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
7568 (sse_shufps): Change operand 3 to const_int_operand.
7569 (sse2_storelps): Fix typo in template.
7570 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
7571 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
7572 (ix86_expand_builtin): Likewise.
7574 2005-01-05 Julian Brown <julian@codesourcery.com>
7576 * config/arm/arm.c (arm_return_in_memory): Treat complex types
7577 as aggregates for AAPCS ABIs.
7579 2005-01-05 Stan Shebs <shebs@apple.com>
7581 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
7582 Mach-O getters if ppc64.
7583 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
7585 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7586 signed four-byte field for global code case.
7587 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
7589 2005-01-05 Roger Sayle <roger@eyesopen.com>
7592 * c-common.c: Include real.h.
7593 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
7594 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
7595 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
7596 * Makefile.in (c-common.o): Update dependencies.
7598 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7600 * c-parse.in (asm_string): Add trailing semicolon.
7602 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7604 * c-parse.in (asm_string): New. Don't allow wide strings in
7606 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
7607 asm_string instead of STRING.
7609 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7611 * c-typeck.c (constructor_no_implicit): Remove.
7612 (set_designator, process_init_element): Don't check
7613 constructor_no_implicit.
7615 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
7616 Kaz Kojima <kkojima@gcc.gnu.org>
7619 * lcm.c (create_pre_exit): New.
7620 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
7621 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
7623 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7625 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
7626 -msoft-float in target_float_switch.
7627 * arm.c (arm_override_options): Fix processing of target_float_switch.
7629 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7631 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
7634 2004-01-05 Uros Bizjak <uros@kss-loka.si>
7636 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
7637 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
7639 2005-01-04 Roger Sayle <roger@eyesopen.com>
7641 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
7642 if deleting the then-block allows the test-block to fallthru to the
7645 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
7648 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
7649 after the full declaration if the are in two different TUs.
7651 2005-01-04 Richard Henderson <rth@redhat.com>
7654 * tree-sra.c (generate_one_element_init): Just
7655 call gimplify_and_add.
7656 (generate_element_init): Record the
7657 new referenced variables and mark them for renaming
7658 and split out to ...
7659 (generate_element_init_1): This.
7660 (scalarize_init): Don't call push_gimplify_context/
7661 pop_gimplify_context.
7663 2005-01-04 Geoffrey Keating <geoffk@apple.com>
7665 * toplev.c (get_src_pwd): Handle failure of getpwd().
7667 2005-01-04 Roger Sayle <roger@eyesopen.com>
7669 * fold-const.c (fold_single_bit_test): Delete unreachable handling
7671 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
7672 all the cases handled by it are inverted by invert_truthvalue.
7674 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7676 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
7677 (save_register_windowsi): Likewise.
7679 2005-01-04 Richard Henderson <rth@redhat.com>
7681 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
7683 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7686 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
7687 any simplifications of vector mode comparison operators.
7688 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
7690 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
7691 Devang Patel <dpatel@apple.com>
7693 PR tree-optimization/18308
7694 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
7695 the operands before creating a new expression.
7696 * dojump.c (do_jump): Make drop_through_label available
7697 for all cases. Add expansion of COND_EXPR.
7699 2005-01-04 Ira Rosen <irar@il.ibm.com>
7701 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
7702 INTEGER_CST instead of TREE_CONSTANT.
7703 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7704 instead of TREE_CONSTANT.
7705 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7706 instead of TREE_CONSTANT.
7708 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7710 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
7712 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7715 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
7716 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
7718 2005-01-03 Richard Henderson <rth@redhat.com>
7720 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
7721 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
7722 fold_convert_const_real_from_real): Split out from ...
7723 (fold_convert_const): ... here.
7725 2005-01-03 Richard Henderson <rth@redhat.com>
7728 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
7729 (mov<MMXMODEI>_internal): Likewise.
7730 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
7731 Add V2SF case; use it for SSE1; don't use TI.
7732 (movdf_integer): Likewise.
7733 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
7735 2005-01-03 Ira Rosen <irar@il.ibm.com>
7737 * tree-vectorizer.c (vect_strip_conversions): New function.
7738 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
7739 check for binary class.
7741 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
7745 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7747 * gimple-low.c (mark_blocks_with_used_vars): New function.
7748 (mark_blocks_with_used_subblocks): Ditto.
7749 (mark_used_blocks): Ditto.
7750 (pass_mark_used_blocks): New pass.
7751 * tree-inline.c: Include debug.h.
7752 (expand_call_inline): Call outlining_inline_function here.
7753 * tree-optimize.c (init_tree_optimization_passes): Add
7754 pass_mark_used_blocks.
7755 * tree-pass.h (pass_mark_used_blocks): New.
7756 * Makefile.in (tree-inline.o): Add debug.h dependency.
7758 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7760 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7761 VAR_DECLs to have weak_import attribute.
7763 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
7766 2004-01-03 Steven Bosscher <stevenb@suse.de>
7768 * passes.c (rest_of_compilation): Don't run regmove if only
7769 flag_expensive_optimizations, require flag_regmove instead.
7771 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7773 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
7775 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
7776 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7777 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
7778 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7780 2005-01-03 Richard Henderson <rth@redhat.com>
7782 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
7783 (ia64_const_ok_for_letter_p): New.
7784 (ia64_const_double_ok_for_letter_p): New.
7785 (ia64_extra_constraint): New.
7786 (ia64_expand_vecint_compare): New.
7787 (ia64_expand_vcondu_v2si): New.
7788 (ia64_expand_vecint_cmov): New.
7789 (ia64_expand_vecint_minmax): New.
7790 (ia64_print_operand): Add 'v'.
7791 (ia64_preferred_reload_class): New.
7792 (ia64_vector_mode_supported_p): New.
7793 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
7794 (PREFERRED_RELOAD_CLASS): Move to function.
7795 (CONST_OK_FOR_LETTER_P): Move to function.
7796 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
7797 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
7798 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
7799 (EXTRA_CONSTRAINT): Move to function.
7800 * config/ia64/ia64.md: Include vect.md.
7801 (itanium_class): Add mmalua.
7803 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
7805 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
7806 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
7808 (const_int_2bit_operand): New.
7809 (fr_reg_or_0_operand): New.
7810 * config/ia64/ia64-modes.def: Add vector modes.
7811 * config/ia64/ia64-protos.h: Update.
7812 * config/ia64/vect.md: New file.
7814 2005-01-03 Richard Henderson <rth@redhat.com>
7816 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
7818 2005-01-03 Uros Bizjak <uros@kss-loka.si>
7821 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
7823 (log1pdf2): Change mode of operands[0,1] to DFmode.
7825 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7827 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
7828 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
7829 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
7830 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
7831 SPARC_RELAXED_ORDERING.
7833 2005-01-03 Richard Henderson <rth@redhat.com>
7834 Uros Bizjak <uros@kss-loka.si>
7837 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
7838 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
7839 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
7841 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
7842 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
7843 const_pow2_1_to_128_operand): New predicates.
7845 2005-01-02 Greg McGary <greg@mcgary.org>
7847 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
7849 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
7850 object. [ptr_type]: Remove unused variable.
7851 Remember nearest addressable array-element or record-component
7852 when checking bitfield components. Tolerate empty BIND_EXPR.
7854 2005-01-01 Richard Henderson <rth@redhat.com>
7856 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
7857 that don't narrow the value. Fail for other conversions.
7859 2005-01-01 Richard Henderson <rth@redhat.com>
7862 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
7863 * c-lang.c (finish_file): Don't do it here.
7864 * objc/objc-act.c (objc_finish_file): Likewise.
7866 * cgraph.c (decl_assembler_name_equal): New.
7867 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
7868 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
7869 * cgraph.h (struct cgraph_varpool_node): Add next.
7870 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
7871 * varasm.c (assemble_alias): Mark the target as needed.
7873 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
7876 * function.c (get_arg_pointer_save_area): Use entry_of_function
7877 instead of get_insns.
7879 2005-01-01 Roger Sayle <roger@eyesopen.com>
7880 Andrew Pinski <pinskia@physics.uc.edu>
7881 James E. Wilson <wilson@specifixinc.com>
7883 PR rtl-optimization/12092
7884 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
7887 2005-01-01 Roger Sayle <roger@eyesopen.com>
7888 Olivier Hainque <hainque@act-europe.fr>
7890 * tree.c (int_fits_type_p): A narrower type always fits in a
7891 wider one, except for negative values into unsigned types.
7893 2005-01-01 Roger Sayle <roger@eyesopen.com>
7895 * tree.c (int_fits_type_p): Compare the result of force_fit_type
7896 with the original constant rather than require TREE_OVERFLOW.
7898 2005-01-01 Steven Bosscher <stevenb@suse.de>
7901 * c-decl.c (finish_function): If compiling C99, annotate the
7902 compiler generated return with the current file name and line 0.
7903 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
7904 the source line is greater than 0.
7905 (remove_bb): Likewise.
7907 See ChangeLog.12 for earlier changes.