1 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
4 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
5 xtensa_b4const): Delete prototypes.
6 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
8 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
9 xtensa_extra_constraint): New prototypes.
10 (add_operand, arith_operand, nonimmed_operand, mem_operand,
11 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13 move_operand, const_float_1_operand, fpmem_offset_operand,
14 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
15 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
16 (xtensa_b4const_or_zero): ...this. Change return type to bool and
17 argument type to HOST_WIDE_INT.
18 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
19 xtensa_mask_immediate): Likewise.
20 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
21 Likewise. Also make these functions static.
22 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
23 (xtensa_const_ok_for_letter_p): New.
24 (add_operand, arith_operand, nonimmed_operand, mem_operand,
25 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
26 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
27 move_operand, const_float_1_operand, fpmem_offset_operand,
28 branch_operator, ubranch_operator, boolean_operator): Move to
30 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
31 (xtensa_mem_offset): Change return type to bool.
32 (xtensa_extra_constraint): New.
33 (gen_int_relational): Update type of const_range_p function pointer.
34 Use xtensa_b4const_or_zero.
35 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
36 xtensa_const_ok_for_letter_p. Update comments.
37 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
38 (PREDICATE_CODES): Delete.
39 * config/xtensa/xtensa.md: Include predicates.md.
40 * config/xtensa/predicates.md: New file.
42 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
44 * config/v850/v850-protos.h: Remove the prototypes for
45 reg_or_int9_operand, reg_or_const_operand,
46 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
47 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
48 movsi_source_operand, power_of_two_operand,
49 not_power_of_two_operand, special_symbolref_operand,
50 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
51 register_is_ok_for_epilogue.
52 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
53 reg_or_int9_operand, reg_or_const_operand,
54 call_address_operand, special_symbolref_operand,
55 movsi_source_operand, power_of_two_operand,
56 not_power_of_two_operand, register_is_ok_for_epilogue,
57 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
58 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
60 * config/v850/v850.h (PREDICATE_CODES): Remove.
61 * config/v850/v850.md: Include predicates.md.
62 * config/v850/predicates.md: New.
64 2005-03-21 Zack Weinberg <zack@codesourcery.com>
66 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
67 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
68 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
69 (itoolsdir, itoolsdatadir): Move definition above new first use.
70 (install-itoolsdirs): New rule.
71 (install-mkheaders): Depend on install-itoolsdirs, not
74 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
76 * tree-into-ssa.c: Remove obsolete comments.
78 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
80 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
81 unrolling if -fpeel-loops is specified, too.
82 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
83 Remove superfluous check for flag_unroll_loops.
85 2005-03-21 Uros Bizjak <uros@kss-loka.si>
87 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
88 (lrint_optab, llrint_optab): Define corresponding macros.
89 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
90 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
91 pattern and llrint_optab using llrintdi2 patterns.
92 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
93 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
94 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
95 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
96 flag_unsafe_math_optimizations is set.
98 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
100 * combine.c (combine_simplify_rtx, simplify_if_then_else,
101 simplify_logical, if_then_else_cond, known_cond,
102 simplify_comparison): Adjust calls to reverse_comparison.
103 Don't use combine_reversed_comparison_code).
104 (combine_reversed_comparison_code): Remove.
105 (reversed_comparison): Using reversed_comparison_code, move it...
106 * jump.c (reversed_comparison): ... here.
107 * rtl.h (reversed_comparison): Add prototype.
109 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
111 * builtins.c (fold_builtin): Take decomposed arguments of
113 * fold-const.c (fold_ternary): Update a call to fold_builtin.
114 * gimplify.c (gimplify_call_expr): Likewise.
115 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
116 * tree.h: Update the prototype of fold_builtin.
118 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
120 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
121 * rtlhooks.c (gen_lowpart_no_emit_general): New.
122 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
123 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
124 * simplify-rtx.c (simplify_binary_operation_1): Use it.
126 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
128 * builtins.c (fold_builtin_1): Take decomposed arguments of
130 (fold_builtin): Update a call to fold_builtin_1.
132 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
135 * gcov.c (output_lines): Only output function block summary when
136 outputting branch information.
137 * doc/gcov.texi: Document format of preamble and additional block
140 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
142 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
143 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
144 the defaults false if BITS_PER_UNIT != 8.
145 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
146 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
147 than BITS_PER_UNIT != 8.
148 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
149 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
150 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
152 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
153 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
155 2005-03-20 Roger Sayle <roger@eyesopen.com>
158 * fold-const.c (fold_binary): Fix type mismatch between
159 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
160 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
161 for non-truth-valued expressions.
163 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
164 and FUNCTION_DECL in the main switch.
165 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
166 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
167 we also need to convert their operands to match.
168 <TRUTH_NOT_EXPR>: Likewise.
170 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
172 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
173 diagnostic without checking whether an lvalue.
174 * c-common.h (lvalue_p): Remove.
175 (enum lvalue_use): Update comment.
176 (lvalue_or_else): Replace by lvalue_error.
177 * c-typeck.c (lvalue_p): Make static.
178 (lvalue_or_else): New. Call lvalue_error.
180 2005-03-21 Alan Modra <amodra@bigpond.net.au>
182 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
183 (function_arg_advance): Use rs6000_parm_start.
184 (function_arg, rs6000_arg_partial_bytes): Likewise.
186 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
188 * c-common.c (check_case_value): Adjust comment about stripping
190 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
191 * c-typeck.c (default_conversion, convert_arguments,
192 build_modify_expr, convert_for_assignment, store_init_value,
193 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
194 manually. Remove inaccurate comments.
196 2005-03-20 Roger Sayle <roger@eyesopen.com>
197 Joseph S. Myers <joseph@codesourcery.com>
199 * varasm.c (do_assemble_alias): Restore comment describing function.
200 Annotate the target parameter as potentially unused.
202 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
205 * config/avr/avr.c (avr_output_function_prologue): Do not use
206 current_function_name() in a label, use a local label instead.
208 2005-03-20 David Edelsohn <edelsohn@gnu.org>
210 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
211 flag_finite_math_only, not flag_unsafe_math_optimizations.
213 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
215 * builtins.c (fold_builtin_1): Update a call to
216 targetm.fold_builtin.
217 * hooks.c (hook_tree_tree_bool_null): Rename to
218 hook_tree_tree_tree_bool_null. Take one more argument of type
220 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
221 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
222 hook_tree_tree_tree_bool_null.
223 * target.h (gcc_target): Update the prototype of fold_builtin.
224 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
225 arguments of CALL_EXPR.
226 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
229 2005-03-20 Jan Hubicka <jh@suse.cz>
231 * cgraph.h (cgraph_node): Add prev_clone pointer.
232 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
233 (cgraph_clone_node): Produce doubly linked chain.
235 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
237 * c-common.c (handle_aligned_attribute, check_function_sentinel,
238 get_nonnull_operand, handle_sentinel_attribute,
239 check_function_arguments_recurse): Do not strip NOPS from
241 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
243 * c-format.c (get_constant): Likewise.
244 * c-parser.c (c_parser_postfix_expression): Likewise.
245 * c-typeck.c (set_init_index): Likewise.
246 (convert_arguments): Don't check for NOP_EXPR containing integer
249 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
251 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
252 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
253 Take decomposed arguments of CALL_EXPR.
254 (fold_builtin_1): Update calls to the functions mentioned
257 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
259 * c-decl.c (check_bitfield_type_and_width): Require bit-field
260 width to have integer type.
261 (build_enumerator): Require enumerator value to have integer type.
263 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
265 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
268 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
270 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
271 std=iso9899:199x): Correct descriptions.
273 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
275 * config.gcc: Consistently use solaris2.1[0-9]* instead of
278 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
280 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
282 (expand_builtin_memcpy, fold_builtin_1): Update calls to
285 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
286 arguments of CALL_EXPR.
287 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
288 fold_builtin_found, fold_builtin_1): Update calls to
289 fold_trunc_transparent_mathfn.
291 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
294 * fold-const.c (fold_widened_comparison): Don't optimize casts of
295 function pointers on targets that require function pointer
297 (fold_sign_changed_comparison): Likewise.
299 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
301 * combine.c (try_combine): When changing the mode of a hard reg, make
302 sure that doing so is valid.
304 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
306 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
307 (TARGET_HANDLE_OPTION): Override default.
308 (avr_handle_option): New function.
309 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
310 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
311 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
312 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
313 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
314 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
315 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
316 (TARGET_OPTIONS): Delete.
317 * config/avr/avr.opt: New file.
319 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
321 * config/m32r/m32r-protos.h: Remove the prototypes for
322 call_address_operand, symbolic_operand, seth_add3_operand,
323 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
324 reg_or_uint16_operand, reg_or_cmp_int16_operand,
325 two_insn_const_operand, move_src_operand,
326 move_double_src_operand, move_dest_operand,
327 eqne_comparison_operator, signed_comparison_operator,
328 large_insn_p, conditional_move_operand, carry_compare_operand,
329 m32r_block_immediate_operand, extend_operand,
330 reg_or_eq_int16_operand, int8_operand, and
332 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
333 seth_add3_operand, int8_operand, cmp_int16_operand,
334 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
335 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
336 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
337 move_double_src_operand, move_dest_operand,
338 eqne_comparison_operator, signed_comparison_operator,
339 extend_operand, small_insn_p, large_insn_p,
340 conditional_move_operand, carry_compare_operand,
341 m32r_block_immediate_operand): Move to predicates.md.
342 (MAX_MOVE_BYTES): Move to m32r.h.
343 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
344 * config/m32r/m32r.md: Include predicates.md.
345 * config/m32r/predicates.md: New.
347 2005-03-18 James E Wilson <wilson@specifixinc.com>
350 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
353 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
355 * config/mn10300/mn10300-protos.h: Remove the prototypes for
356 call_address_operand, const_8bit_operand.
357 * config/mn10300/mn10300.c (call_address_operand,
358 const_8bit_operand, const_1f_operand): Move to predicates.md.
359 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
360 * config/mn10300/mn10300.md: Include predicates.md.
361 * config/mn10300/predicates.md: New.
363 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
365 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
366 declarations in diagnostics and %E for identifiers, not %s.
368 2005-03-18 Jan Hubicka <jh@suse.cz>
369 Dale Johannesen <dalej@apple.com>
371 * basic-block.h (scale_bbs_frequencies_int,
372 scale_bbs_frequencies_gcov_type): Declare.
373 * cfg.c (RDIV): New macro.
374 (update_bb_frequency_for_threading): Fix.
375 * basic-block.h (scale_bbs_frequencies_int,
376 scale_bbs_frequencies_gcov_type): New.
377 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
378 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
379 scale_bbs_frequencies_int.
380 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
382 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
384 * config/m32r/m32r-protos.h: Remove the prototypes for
385 call_address_operand, symbolic_operand, seth_add3_operand,
386 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
387 reg_or_uint16_operand, reg_or_cmp_int16_operand,
388 two_insn_const_operand, move_src_operand,
389 move_double_src_operand, move_dest_operand,
390 eqne_comparison_operator, signed_comparison_operator,
391 large_insn_p, conditional_move_operand, carry_compare_operand,
392 m32r_block_immediate_operand, extend_operand,
393 reg_or_eq_int16_operand, int8_operand, and
395 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
396 seth_add3_operand, int8_operand, cmp_int16_operand,
397 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
398 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
399 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
400 move_double_src_operand, move_dest_operand,
401 eqne_comparison_operator, signed_comparison_operator,
402 extend_operand, small_insn_p, large_insn_p,
403 conditional_move_operand, carry_compare_operand,
404 m32r_block_immediate_operand): Move to predicates.md.
405 (MAX_MOVE_BYTES): Move to m32r.h.
406 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
407 * config/m32r/m32r.md: Include predicates.md.
408 * config/m32r/predicates.md: New.
410 * config/pa/pa-protos.h: Add prototypes for magic_milli and
412 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
413 symbolic_operand, symbolic_memory_operand,
414 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
415 indexed_memory_operand, move_dest_operand, move_src_operand,
416 prefetch_cc_operand, prefetch_nocc_operand,
417 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
418 arith_operand, arith11_operand, pre_cint_operand,
419 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
420 ireg_operand, int5_operand, uint5_operand, int11_operand,
421 uint32_operand, arith5_operand, and_operand, ior_operand,
422 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
423 pc_or_label_operand, div_operand, plus_xor_ior_operator,
424 shadd_operand, movb_comparison_operator,
425 cmpib_comparison_operator): Move to predicates.md.
426 (magic_milli, shadd_constant_p): Make it extern.
427 * config/pa/pa.h (PREDICATE_CODES): Remove.
428 * config/pa/pa.md: Include predicates.md.
429 * config/pa/predicates.md: New.
431 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
434 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
436 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
437 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
438 config/alpha/freebsd.h, config/alpha/linux.h,
439 config/alpha/netbsd.h, config/alpha/osf5.h,
440 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
441 config/h8300/h8300-protos.h, config/h8300/h8300.c,
442 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
443 doc/cppopts.texi: Update copyright.
445 2005-03-18 Jan Hubicka <jh@suse.cz>
448 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
450 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
453 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
455 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
458 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
460 * combine.c (gen_binary): Remove.
461 (known_cond, simplify_shift_const, find_split_point,
462 combine_simplify_rtx, simplify_if_then_else, simplify_set,
463 simplify_logical, expand_field_assignment, extract_left_shift,
464 force_to_mode, if_then_else_cond, apply_distributive_law,
465 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
466 simplify_comparison, reversed_comparison): Replace with
467 simplify_gen_binary, simplify_gen_relational or
468 distribute_and_simplify_rtx.
469 (distribute_and_simplify_rtx): New function.
471 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
472 Paolo Bonzini <gcc.gnu.org>
474 * calls.c (setjmp_call_p, special_function_p): Update comments
475 at the head of the functions.
477 2005-03-18 Jan Hubicka <jh@suse.cz>
479 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
481 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
482 function body should be released; do not proactively release function
483 bodies in non-unit-at-a-time mode.
485 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
487 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
488 mno-fp-ret-in-387 multilib variants.
490 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
492 * common.opt (m): Remove.
493 * opts.c (handle_option): Pass 'm' options to set_target_switch if
495 (common_handle_option): Remove OPT_m case.
497 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
499 * builtins.c (fold_builtin_bitop): Take decomposed arguments
501 (fold_builtin_1): Update a call to fold_builtin_bitop.
503 * builtins.c (fold_builtin_signbit): Take decomposed arguments
505 (fold_builtin_1): Update a call to fold_builtin_signbit.
507 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
509 PR tree-optimization/20474
510 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
511 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
513 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
515 * config/h8300/h8300-protos.h: Remove prototypes for
516 general_operand_src, general_operand_dst, single_one_operand,
517 single_zero_operand, call_insn_operand,
518 two_insn_adds_subs_operand, small_call_insn_operand,
519 jump_address_operand, bit_operand, bit_memory_operand,
520 stack_pointer_operand, const_int_gt_2_operand,
521 const_int_ge_8_operand, const_int_qi_operand,
522 const_int_hi_operand, incdec_operand, bit_operator,
523 nshift_operator, eqne_operator, gtle_operator,
524 gtuleu_operator, iorxor_operator.
525 Add prototypes for h8sx_shift_type h8sx_classify_shift and
526 h8300_ldm_stm_parallel.
527 * config/h8300/h8300.c (h8sx_shift_type,): Move to
529 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
530 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
531 (h8300_ldm_stm_parallel): Make it extern.
532 (h8300_ldm_parallel, h8300_stm_parallel,
533 h8300_return_parallel, general_operand_src,
534 general_operand_dst, h8300_dst_operand, h8300_src_operand,
535 nibble_operand, reg_or_nibble_operand, single_one_operand,
536 single_zero_operand, call_insn_operand,
537 two_insn_adds_subs_operand, small_call_insn_operand,
538 jump_address_operand, bit_operand, bit_memory_operand,
539 stack_pointer_operand, const_int_gt_2_operand,
540 const_int_ge_8_operand, const_int_qi_operand,
541 const_int_hi_operand, incdec_operand, eqne_operator,
542 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
543 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
544 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
545 nshift_operator): Move to predicates.md.
546 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
547 * config/h8300/h8300.md: Include predicates.md.
548 * config/h8300/predicates.md: New.
550 2005-03-17 Richard Henderson <rth@redhat.com>
552 * config.gcc (ia64*-*-hpux*): Add extra_options.
553 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
554 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
555 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
556 (ia64_tls_size_string, ia64_tune_string): Remove.
557 (ia64_tune): Init to PROCESSOR_ITANIUM2.
558 (TARGET_DEFAULT_TARGET_FLAGS): New.
559 (TARGET_HANDLE_OPTION): New.
560 (ia64_override_options): Move options parsing ...
561 (ia64_handle_option): ... here. New.
562 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
563 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
564 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
565 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
566 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
567 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
568 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
569 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
570 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
571 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
572 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
573 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
574 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
575 TARGET_EARLY_STOP_BITS): Remove.
576 (TARGET_ILP32): Default false.
577 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
578 (enum ia64_inline_type): New.
579 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
580 * config/ia64/ia64.md: Update for new definitions of
581 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
582 * config/ia64/ia64.opt: New file.
583 * config/ia64/ilp32.opt: New file.
585 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
588 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
590 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
592 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
593 instead of MASK_H8300S.
594 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
595 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
596 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
597 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
598 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
599 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
600 TARGET_SWITCHES): Remove.
601 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
603 * config/h8300/h8300.opt: New.
605 * config/alpha/alpha.opt, config/arc/arc.opt,
606 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
609 2005-03-17 Ian Lance Taylor <ian@airs.com>
613 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
615 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
616 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
617 (TARGET_HANDLE_OPTION): Override default.
618 (arc_handle_option): New function.
619 (arc_init): Remove code to set arch_cpu_string.
620 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
621 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
622 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
623 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
624 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
625 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
626 (arc_rodata_string, TARGET_OPTIONS): Delete.
627 * config/arc/arc.opt: New file.
629 2005-03-17 Richard Henderson <rth@redhat.com>
631 * doc/extend.texi (Weak Pragmas): New section.
632 (attribute alias): Clarify that target must be in the same
635 2005-03-17 Richard Henderson <rth@redhat.com>
637 * config/alpha/alpha.opt: New file.
638 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
640 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
641 alpha_fprm_string, alpha_fptm_string): Make static.
642 (alpha_tls_size_string): Remove.
643 (alpha_handle_option): New.
644 (override_options): Update for alpha_cpu/alpha_tune split.
645 (alpha_file_start): Likewise.
646 (TARGET_DEFAULT_TARGET_FLAGS): New.
647 (TARGET_HANDLE_OPTION): New.
648 * config/alpha/alpha.h (alpha_tune): Declare.
649 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
650 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
651 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
652 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
653 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
654 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
655 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
656 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
657 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
658 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
659 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
660 (TARGET_DEFAULT): Remove MASK_FP.
661 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
662 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
663 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
664 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
665 alpha_tls_size_string): Remove.
666 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
667 (attribute tune): Rename from attribute cpu.
668 * config/alpha/ev4.md: Update to match.
669 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
670 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
671 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
672 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
673 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
674 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
676 2005-03-16 James E. Wilson <wilson@specifixinc.com>
678 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
679 and return without creating new state if before_nops_num is nonzero.
680 * config/ia64/ia64.md (first_insn): New attribute.
681 (alloc): Set it to yes.
683 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
685 * tree-vectorizer.c (new_vec_stmt_info): Initialize
686 STMT_VINFO_SUBVARS to NULL.
687 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
689 2005-03-16 Dale Johannesen <dalej@apple.com>
691 * rtlanal.c (find_first_parameter_load): Rewrite to
692 return actual first param load or the call if none,
693 instead of first in block, when not all loads exist.
695 2005-03-16 Roger Sayle <roger@eyesopen.com>
697 * optabs.c (expand_copysign_absneg): Make static.
698 * optabs.h (expand_copysign_absneg): Delete prototype.
699 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
701 2005-03-16 Richard Henderson <rth@redhat.com>
704 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
705 (alias_pairs): Rename from output_defs.
706 (find_decl_and_mark_needed): Split out from assemble_alias.
707 (do_assemble_alias): New.
708 (assemble_output_def): Remove.
709 (finish_aliases_1, finish_aliases_2): New.
710 (process_pending_assemble_output_defs): Remove.
711 (assemble_alias): Defer aliases for which we don't yet have a
712 non-external decl for the target symbol.
713 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
714 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
715 * toplev.c (compile_file): Use finish_aliases_2 instead of
716 process_pending_assemble_output_defs.
717 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
718 (process_pending_assemble_output_defs): Remove.
720 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
722 Fix PR tree-optimization/20489
724 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
725 for empty structures.
727 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
729 Fix PR tree-optimization/20490
731 * tree-ssa-pre.c (create_expression_by_pieces): Use
732 force_gimple_operand on result of fold.
734 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
736 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
737 of closing parenthesis.
739 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
741 * builtins.c (expand_movstr): Update a call to
743 (expand_builtin_strncpy): Update a call to
744 fold_builtin_strncpy.
745 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
746 arguments of CALL_EXPR.
747 (fold_builtin_1): Update calls to fold_builtin_strcpy and
748 fold_builtin_strncpy.
749 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
750 * tree.h: Update the prototypes of fold_builtin_strcpy and
751 fold_builtin_strncpy.
753 2005-03-16 Steven Bosscher <stevenb@suse.de>
754 Dorit Naishlos <dorit@il.ibm.com>
756 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
757 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
760 2005-03-16 Steven Bosscher <stevenb@suse.de>
762 * tree-inline.c (walk_type_fields, walk_tree,
763 walk_tree_without_duplicates): Move from here...
764 * tree.c: ...to here.
766 2005-03-15 Zack Weinberg <zack@codesourcery.com>
768 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
769 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
770 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
771 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
772 (version): Define using $(BASEVER_c).
773 (Makefile, config.status, build/gcov-iov.o): No longer depends on
775 (version.o): Depend on version files; add custom generation command.
776 (prefix.o): Define BASEVER on command line.
777 (s-iov): Depend on version files; adjust command.
778 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
780 (gcc-vers.texi): New rule.
781 (doc/%.info, doc/%.dvi): Add -I . to command line.
782 (doc/gccinstall.dvi): Likewise.
783 (PACKAGE): Delete. All uses replaced with "gcc".
784 * aclocal.m4: Do not include gcc-version.m4.
785 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
786 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
787 Set is_release based on contents of DEV-PHASE.
788 Set gcc_version based on contents of BASE-VER.
789 Define WIN32_REGISTRY_KEY only if the user overrode the default.
790 * config.in, configure: Regenerate.
791 * gccbug.in: Determine version of GCC in use at runtime.
792 * gcov-iov.c: Get version number and development phase from
793 command line, not by including version.c.
794 * intl.c: Replace all uses of PACKAGE with "gcc".
795 * libada-mk.in: Delete unused "gcc_version" variable.
796 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
797 * version.c: (VERSUFFIX): New hook for redistributors; adjust
799 (version_string): Put together from pieces.
800 * config/alpha/x-vms: Do not use $(gcc_version).
801 * config/i386/t-nwld: Likewise.
802 * doc/include/gcc-common.texi: Include gcc-vers.texi for
803 version-GCC and DEVELOPMENT.
805 2005-03-15 Roger Sayle <roger@eyesopen.com>
807 PR tree-optimization/17454
808 * tree.c (tree_size): Add case for TREE_BINFO.
809 * fold-const.c (fold_checksum_tree): Only clear the overloaded
810 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
812 2005-03-15 Roger Sayle <roger@eyesopen.com>
814 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
815 op1 whilst expanding the signed widenening multiply variant.
817 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
819 * toplev.c (display_target_options): Avoid unused variable warning if
820 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
821 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
822 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
823 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
824 (mips_isa_info): New variable.
825 (mips_parse_cpu): Remove the first argument and leave the caller
827 (TARGET_HANDLE_OPTION): Override default.
828 (mips_handle_option): New function. Move option validation code from...
829 (override_options): ...here. Update calls to mips_parse_cpu.
830 * config/mips/mips.h (mips_arch_string, mips_tune_string)
831 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
832 (SUBTARGET_TARGET_OPTIONS): Delete.
833 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
834 (mno-flush-func, mtune=): New options.
836 2005-03-15 Roger Sayle <roger@eyesopen.com>
837 Richard Henderson <rth@redhat.com>
839 * real.c (c4x_single_format, c4x_extended_format): Provide values
840 for signbit_ro for c4x's single and extended floating point formats.
841 * optabs.c (expand_copysign): Use the floating point format's
842 signbit_ro for expanding via expand_copysign_absneg, and it's
843 signbit_rw field for expanding via expand_copysign_bit.
845 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
847 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
848 known_alignment_for_access_p.
849 (known_alignment_for_access_p): New.
850 (do_peeling_for_alignment): Field made int instead of bool and renamed
851 to peeling_for_alignment.
852 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
853 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
854 functionality used to be in vect_analyze_operations.
855 (vect_analyze_operations): Code to determine vectorization factor was
856 moved to vect_determine_vectorization_factor.
857 (vect_enhance_data_refs_alignment): Update to correct alignment when it
858 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
860 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
861 be part of vect_analyze_operations).
862 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
863 creating the guard condition, as the number of iterations may be
865 (slpeel_tree_peel_loop_to_edge): Use new name of
866 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
867 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
868 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
869 (vect_do_peeling_for_alignment): Use fold.
870 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
872 (vect_update_inits_of_dr): Renamed to
873 vect_update_init_of_dr.
874 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
875 (vectorizable_store): Fix assertion to use == instead of =.
877 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
879 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
880 call_used_regs for wCG registers.
882 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
884 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
885 for non-offsettable memory references to cope with outstanding reload
886 replacements, take 2.
888 2005-03-15 Uros Bizjak <uros@kss-loka.si>
891 * config/i386/i386.h (x86_fisttp): New.
892 (TARGET_FISTTP): New macro.
893 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
894 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
895 instruction when fisttp flag is set.
896 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
898 * config/i386/i386.md (type attribute): Add fisttp.
899 (unit attribute): Set to i387 for fisttp type.
900 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
901 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
903 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
904 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
906 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
907 patterns for TARGET_FISTTP. Enable patterns for
908 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
909 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
910 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
911 implement fisttp x87 insn.
912 (fix_trunc*_i387_fisttp splitters): New patterns.
913 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
914 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
915 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
917 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
918 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
919 Implement using mode macros. Disable patterns for TARGET_FISTTP.
920 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
921 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
922 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
923 Disable patterns for TARGET_FISTTP.
924 (fix_trunc*_i387 splitters): Implement usign mode macros.
925 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
926 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
927 (fix_trunx*_sse peephole2s): Implement using mode macros.
929 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
931 PR rtl-optimization/20291
932 * combine.c (try_combine): If splitting fails, re-try with
933 original combined pattern, i.e. before clobber stripping.
935 2005-03-14 Eric Christopher <echristo@redhat.com>
937 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
938 STACK_GROWS_DOWNWARD.
940 2005-03-14 Roger Sayle <roger@eyesopen.com>
942 * real.h (struct real_format): Split the signbit field into two
943 two fields, signbit_ro and signbit_rw.
944 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
945 mips_double_format, ieee_extended_motorola_format,
946 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
947 ieee_extended_intel_128_format, ibm_extended_format,
948 mips_extended_format, ieee_quad_format, mips_quad_format,
949 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
950 i370_double_format, c4x_single_format, c4x_extended_format,
951 real_internal_format): Update initializers for new field.
952 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
953 real_format structure.
954 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
955 field of the real_format structure.
957 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
959 Fix PR tree-optimization/20458
961 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
962 DECL_EXTERNAL on STRUCT_FIELD tags.
963 (clear_call_clobbered): Ditto.
964 * tree-ssa-operands.c (note_addressable): Make sure the original
965 variable doesn't slip into the addressable list if we have
967 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
970 2005-03-14 Geoffrey Keating <geoffk@apple.com>
972 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
973 (-fwide-exec-charset): Likewise.
974 (-finput-charset): Likewise.
975 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
976 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
977 * c.opt (Wnormalized): New.
979 2005-03-14 Devang Patel <dpatel@apple.com>
981 * doc/invoke.texi: Add reference to Visibility document.
983 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
985 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
986 MASK_SPLIT_ADDRESSES.
987 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
988 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
989 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
990 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
991 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
992 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
993 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
994 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
995 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
996 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
997 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
998 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
999 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
1000 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
1001 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
1002 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
1003 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
1004 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
1005 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
1006 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
1007 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
1008 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
1009 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
1010 (TARGET_EXPLICIT_RELOCS): Delete.
1011 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
1012 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
1013 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1014 (override_options): Set MASK_LONG64 if -mint64 is given and no
1015 -mlongXX option is. Complain about -mint64 -mlong32.
1016 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
1017 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
1018 * config/mips/mips.opt: New file.
1020 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1022 * config.gcc (extra_options): New variable for listing option files.
1023 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
1024 * configure.ac (extra_opt_files): New AC_SUBST variable.
1025 (tm_file_list, tm_include_list): Include options.h first.
1026 * configure: Regenerate.
1027 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
1028 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
1029 (s-options-h): New rule.
1030 (options.h): Depend on it.
1031 (TEXI_GCCINT_FILES): Add options.texi.
1032 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
1033 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
1034 * target.h (gcc_target): Add default_target_flags and handle_option.
1035 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
1036 (TARGET_HANDLE_OPTION): New macros.
1037 (TARGET_INITIALIZER): Include them.
1038 * opt-functions.awk (opt_args, nth_arg): New functions.
1039 (switch_flags): Handle the "Target" flag.
1041 (var_name): Use opt_args and nth_arg.
1042 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
1043 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
1044 macros for the "Mask" and "InverseMask" options.
1045 * opts.h (cl_var_cond): New enum.
1046 (cl_option): Replace the "has_set_value" and "set_value" fields with
1047 "var_cond" and "var_value".
1048 (CL_TARGET): New macro.
1049 (option_enabled, print_filtered_help): Declare.
1050 (decode_options): Move definition.
1051 * opts.c (handle_option): Search for the original option before
1052 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
1053 var_cond and var_value fields. Use targetm.handle_option to handle
1055 (decode_options): Set target_flags to targetm.default_target_flags.
1056 (print_filtered_help): Make global. Handle CL_TARGET.
1057 (option_enabled): New function.
1058 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
1059 (display_target_options, set_target_switch, print_switch_values)
1060 (default_pch_valid_p): Guard uses of target_switches with
1061 #ifdef TARGET_SWITCHES. Also...
1062 (display_target_options): Display the CL_TARGET entries in cl_options.
1063 (set_target_option): Don't complain about the "" option when
1064 TARGET_SWITCHES is undefined.
1065 (print_switch_values): Use option_enabled.
1066 (default_pch_valid_p): Check cl_options[] when looking for something
1067 that has changed the value of target_flags.
1068 * c.opt: Remove documentation from top of file.
1069 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
1070 * doc/sourecebuild.texi: Refer to the new options documentation
1071 instead of c.opt. Document machine-specific .opt files.
1072 * doc/tm.texi (target_flags): Say that this variable is declared
1074 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
1075 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
1077 * doc/options.texi: New file.
1079 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1082 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
1085 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1088 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
1089 temporary variable of pointer type if an lvalues is required.
1090 (gimplify_modify_expr_rhs): Request an rvalue from it.
1091 (gimplify_expr): Pass fallback on.
1093 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1095 * cfgbuild.c: Update comments.
1097 2005-03-14 Roger Sayle <roger@eyesopen.com>
1099 PR rtl-optimization/17236
1100 * optabs.c (expand_doubleword_mult): New helper function split out
1101 from expand_binop. Permute the order in which instructions are
1102 emitted to minimize the number of simultaneously live registers.
1103 (expand_binop): Call expand_doubleword_mult to synthesize a double
1104 word multiplication.
1106 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1108 * basic-block.h: Update the prototypes of cached_make_edge and
1110 * cfg.c (cached_make_edge): Take edge_cache representing one
1111 row of the adjacency matrix of edges.
1112 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
1113 (make_edges): Initialize edge_cache to represent one row of
1114 the adjacency matrix of edges.
1116 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1118 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
1120 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
1121 Remove unused removed_phis variable.
1122 (conditional_replacement): Use build1/build2.
1123 (abs_replacement): Use last_and_only_stmt and build1/build2.
1125 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1127 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
1128 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
1129 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
1130 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
1131 * c-common.c (handle_novops_attribute): New function.
1132 (c_common_attribute_table): Add "no vops" entry.
1133 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
1134 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
1135 * tree-ssa-operands.c (get_call_expr_operands): Do not
1136 create virtual operands for calls with ECF_NOVOPS flag.
1137 * tree.h (DECL_IS_NOVOPS): New macro.
1138 (struct tree_decl): Add novops_flag.
1139 (ECF_NOVOPS): New constant.
1141 2005-03-14 Uros Bizjak <uros@kss-loka.si>
1144 * config/i386/i386.c (x86_use_himode_fiop): New.
1145 (x86_use_simode_fiop): Rename from x86_use_fiop.
1146 * config/i386/i386.h (x86_use_himode_fiop): Declare.
1147 (TARGET_USE_HIMODE_FIOP): New.
1148 (x86_use_simode_fiop): Rename from x86_use_fiop.
1149 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
1151 * config/i386/i386.md (X87MODEI12): New mode macro define.
1152 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
1153 to implement x87 FP compare with HImode input operands.
1154 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
1155 Use X87MODEI12 mode macro to handle HImode input operands.
1156 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
1157 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
1158 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
1159 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
1160 macro to implement x87 operators with HImode input operands.
1161 (fop splitters): Use X87MODEI12 mode macro to handle HImode
1164 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1166 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
1168 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
1169 constants invariant.
1171 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1173 * basic-block.h (BB_VISITED): Removed.
1174 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
1176 2005-03-14 Falk Hueffner <falk@debian.org>
1179 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
1181 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1183 * ggc-zone.c: Fix comment typos.
1185 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
1186 stringpool.c, config/mips/mips-protos.h: Update copyright.
1188 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1190 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
1191 throughout with its typedef, "rtx".
1192 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
1193 (rs6000_tls_symbol_ref_1): Remove inline keyword.
1194 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
1195 regs in comment to match code.
1197 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1199 * except.c (check_handled): Make it static.
1200 * except.h: Remove the corresponding prototype.
1202 * function.c (get_func_frame_size): Make it static.
1203 * function.h: Remove the corresponding type.
1205 * regclass.c (reg_class_superclasses, reg_class_subclasses):
1207 * hard-reg-set.h: Remove the corresponding declarations.
1209 * tree-cfg.c (verify_stmts): Check that
1210 bb_for_stmt (stmt) == bb for every PHI node and statement.
1212 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1214 * config.gcc: Remove excess indentation.
1215 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
1217 2005-03-13 Roger Sayle <roger@eyesopen.com>
1220 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
1221 * fold-const.c (fold_sign_changed_comparison): Likewise.
1222 (fold_binary): Optimize comparisons against widened operands if
1223 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
1225 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1227 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
1228 (sparc_override_options): Initialize it.
1229 (sparc_struct_value_rtx): Set it on the MEM to be returned.
1231 2005-03-13 David Edelsohn <edelsohn@gnu.org>
1233 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
1234 (reg_or_none500mem_operand): New predicate.
1235 (zero_reg_mem_operand): New predicate.
1236 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
1237 to reg_or_none500mem_operand.
1238 (extendsfdf2_fpr): Add MEM alternative.
1239 (extenddftf2_internal): Change operand2 predicate to
1240 zero_reg_mem_operand.
1242 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1244 * ggc-zone.c: Rewritten.
1246 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
1248 * configure.ac: Define GGC_ZONE for --with-gc=zone.
1249 * config.in: Regenerated.
1250 * configure: Regenerated.
1251 * gengtype.c (write_types_process_field, write_func_for_structure):
1252 Pass new argument to gt_pch_note_object.
1253 * ggc-common.c (struct ptr_data): Add TYPE.
1254 (gt_pch_note_object): Take TYPE argument and save it.
1255 (call_count): Update call to ggc_pch_count_object.
1256 (call_alloc): Update call to ggc_pch_alloc_object.
1257 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
1259 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
1260 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
1261 (ggc_alloc_zone_stat): Delete.
1262 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
1263 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
1264 (ggc_pch_alloc_object): Update prototypes.
1265 (garbage_zone): Delete.
1266 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
1267 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
1269 (tree_id_zone): New variable.
1270 (ggc_alloc_cleared_zone): Remove unused.
1271 (ggc_alloc_zone): Define.
1272 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
1273 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
1274 ggc_alloc_zone_stat.
1275 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
1276 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
1277 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
1278 (make_node_stat): Likewise. Use tree_id_zone.
1280 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1281 Joseph S. Myers <joseph@codesourcery.com>
1283 * configure.ac: Check for MIPS TLS.
1284 * configure: Regenerated.
1285 * config/mips/mips-protos.h (enum mips_symbol_type): Add
1286 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
1287 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
1288 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
1289 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
1290 (mips_classify_symbol, mips_symbolic_constant_p)
1291 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
1292 (mips_tls_operand_p, mips_call_tls_get_addr)
1293 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
1294 (mips_tls_symbol_ref_1): New functions.
1295 (mips_legitimize_address, mips_legitimize_const_move): Call
1296 mips_legitimize_tls_address.
1297 (override_options): Handle V1_REG and TLS symbols. Disable TLS
1299 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
1300 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
1301 (mips_char_to_class): Document V1_REG.
1302 (HAVE_AS_TLS): Provide default.
1303 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
1305 (load_got<mode>): Renamed from *load_got<mode>. Allow when
1307 (tls_get_tp_<mode>): New instruction.
1309 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1311 * configure.ac: Update checks for target tools.
1312 * configure: Regenerated.
1314 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1316 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
1318 2005-03-13 Roger Sayle <roger@eyesopen.com>
1320 * expmed.c (expand_mult): Use synthetic multiplication sequences for
1321 more classes of DImode multiplication by constant. Allow both
1322 multiplication by small negative constants (by performing a
1323 multiplication by a positive constant and negating the result) and
1324 multiplications by large powers of two, by using a left shift.
1326 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1328 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
1329 of basic blocks into work_stack.
1331 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
1332 config/mips/vr.h: Update copyright.
1334 * c-decl.c (c_init_decl_processing): Remove useless calls to
1335 build_function_type.
1337 * builtins.c (fold_trunc_transparent_mathfn,
1338 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
1339 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
1340 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
1341 fold_builtin_strcpy, fold_builtin_strncpy,
1342 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
1345 * builtins.c (expand_builtin_mathfn_3): Remove local variable
1348 * lambda-code.c (lambda_compute_auxillary_space): Remove local
1349 variable determinant.
1351 * tree-cfg.c (group_case_labels): Remove local variable type.
1353 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
1356 * tree-ssa-phiopt.c (value_replacement): Remove local variable
1359 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
1362 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
1363 (*movmemqi_insn): Delete.
1364 (*movmemhi): Delete.
1366 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1368 * builtins.c (fold_builtin_classify): Take decomposed
1369 arguments of CALL_EXPR.
1370 (fold_builtin_1): Update a call to fold_builtin_classify.
1372 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
1375 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
1376 through into call to parser_xref_tag after parse error.
1377 (c_parser_struct_declaration): Consistently return NULL_TREE on
1380 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
1382 * tree-flow-inline.h (ref_contains_array_ref): New function.
1383 (lookup_subvars_for_var): Ditto.
1384 (get_subvars_for_var): Ditto.
1385 (var_can_have_subvars): Ditto.
1387 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
1388 (struct subvar): New type.
1390 * tree-dfa.c (okay_component_ref_for_subvars): New function.
1392 * tree-optimize.c (init_tree_optimization_passes): Call
1393 pass_create_structure_vars.
1395 * tree-ssa-alias.c: Include vec.h.
1396 (init_alias_info): Don't auto-clear call clobbered on struct-field
1398 (compute_flow_insensitive_aliasing): Handle subvars.
1399 (group_aliases): Handle STRUCT_FIELD aliases.
1400 (setup_pointers_and_addressables): Ditto.
1401 Don't mark variables non-addressable if they still have
1402 addressable subvars.
1403 Also mark subvars addressable when the real variable is marked
1405 (add_pointed_to_var): Try to prune the pointed-to set by only
1406 pointing to subvars when possible.
1407 Otherwise, make sure we set addresses_needed and pt_vars to
1408 properly include subvars.
1409 (bitpos_of_field): New function.
1410 (push_fields_onto_fieldstack): Ditto.
1411 (get_or_create_used_part_for): Ditto.
1412 (create_overlap_variables_for): Ditto.
1413 (find_used_portions): Ditto.
1414 (create_structure_vars): Ditto.
1415 (pass_create_structure_vars): New structure.
1417 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
1418 (get_expr_operands): Handle subvars. Also try to turn
1419 COMPONENT_REF accesses into must-defs now that we can accurately
1421 (note_addressable): Try to only mark as addressable those subvars
1422 we know a COMPONENT_REF touches.
1423 (overlap_subvar): New function.
1425 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
1426 Handle subvar storing.
1427 (vect_address_analysis): Update caller of vect_object_analysis.
1429 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
1431 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
1432 (STMT_VINFO_SUBVARS): New macro.
1434 * common.opts: add flag_tree_salias.
1436 * opts.c (decode_options): flag_tree_salias defaults to on.
1438 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
1440 * doc/tree-ssa.texi: Document structural alias analysis.
1442 2005-03-12 Steven Bosscher <stevenb@suse.de>
1444 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
1445 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
1446 * tree-ssa-operands.c (get_expr_operands): Likewise.
1447 (get_expr_operands): Likewise for ERROR_MARK.
1449 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1451 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
1454 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
1457 * tree-ssa-pre.c (compute_avail): Remove local variable val.
1458 (mark_operand_necessary): Remove local variable ver.
1460 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
1461 variable prefix_len.
1463 * value-prof.c (mod_subtract_transform): Remove local variable
1466 * builtins.c (fold_builtin_exponent): Take decomposed
1467 arguments of CALL_EXPR.
1468 (fold_builtin_1): Update a call to fold_builtin_exponent.
1470 * builtins.c (fold_builtin_logarithm): Take decomposed
1471 arguments of CALL_EXPR.
1472 (fold_builtin_1): Update a call to fold_builtin_logarithm.
1474 * c-decl.c (c_init_decl_processing): Remove local variables
1475 ptr_ftype_void and ptr_ftype_ptr.
1477 * gimplify.c (gimplify_expr): Remove local variables r0 and
1480 * reg-stack.c (move_for_stack_reg): Remove local variable
1482 (compare_for_stack_reg): Remove local variable flags_user.
1483 (convert_regs_1): Remove local variable deleted.
1485 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
1487 (combine_blocks): Remove local variables exits and new_e.
1489 * tree-inline.c (expand_call_inline): Remove local variable
1492 * tree-ssa-live.c (create_ssa_var_map,
1493 calculate_live_on_entry): Remove local variable snn.
1495 2005-03-12 Geoffrey Keating <geoffk@apple.com>
1497 * c-lex.c (c_lex_with_flags): Add parameter to call to
1500 2005-03-11 Per Bothner <per@bothner.com>
1502 * c-tree.h (struct c_declarator): New id_loc field.
1503 * c-pragma.h (c_lex_with_flags): Take position reference.
1504 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
1505 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
1506 (c_lex): Pass dummy location to c_lex_with_flags.
1507 * c-parser.c (c_lex_one_token): Set c_token's location using
1508 c_lex_with_flags, instead of input_location, which might be "ahead".
1509 (c_parser_direct_declarator): Set declarator's id_loc from
1511 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
1512 declarator's id_loc, rather than probably-imprecise input_location.
1513 (build_id_declarator): Initialize c_declarator's id_loc field.
1515 2005-03-11 Roger Sayle <roger@eyesopen.com>
1518 * builtins.c (expand_builtin_signbit): Force the signbit's word
1519 into an integer register to avoid SUBREGs of floating point modes.
1521 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1523 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
1524 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
1525 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
1526 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
1528 2005-03-11 David Edelsohn <edelsohn@gnu.org>
1530 PR rtl-optimization/20306
1531 * expr.c (emit_move_complex): Set try_int false if mode is
1532 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
1533 emit_block_move if try_int is true.
1535 2005-03-11 Richard Henderson <rth@redhat.com>
1538 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
1539 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
1542 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1544 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
1545 (TARGET_FIX_VR4130): New macro.
1546 (TARGET_OPTIONS): Add -mfix-vr4130.
1547 (ISA_HAS_MACCHI): New macro.
1548 (ASM_SPEC): Add -mfix-vr4130.
1549 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
1550 (override_options): Handle mips_fix_vr4130_string.
1551 (mips_avoid_hazards): Clear all_noreorder_p
1552 if we're working around VR4130 errata and the macc alternatives
1554 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
1555 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
1556 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
1557 (MULTILIB_DEFAULTS): Remove leading "march=".
1558 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
1559 if no architecture option is given.
1560 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
1562 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
1563 * doc/invoke.texi: Document -mfix-vr4130.
1565 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1567 * config/mips/mips.c (override_options): Only warn about -mint64
1568 deprecation if TARGET_INT64.
1570 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1572 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
1573 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
1574 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
1575 are non-specific regarding the nonnull parameter positions.
1576 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
1577 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
1578 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
1579 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
1581 * builtins.def: Use the non-specific "nonnull" attibute lists.
1583 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1585 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1586 single_pred_edge, single_succ, single_pred): Improve comments.
1588 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1590 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1591 single_pred_edge, single_succ, single_pred): New inline functions.
1592 * bb-reorder.c (rotate_loop, find_traces_1_round,
1593 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
1594 duplicate_computed_gotos): Use the single_succ/pred functions.
1595 * cfganal.c (forwarder_block_p): Ditto.
1596 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
1597 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1598 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
1599 merge_seq_blocks): Ditto.
1600 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
1601 * cfglayout.c (fixup_reorder_chain): Ditto.
1602 * cfgloop.c (mark_single_exit_loops, update_latch_info,
1603 canonicalize_loop_headers, verify_loop_structure): Ditto.
1604 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
1605 mfb_update_loops, create_preheader, force_single_succ_latches,
1606 create_loop_notes): Ditto.
1607 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
1608 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
1609 commit_one_edge_insertion, purge_dead_edges,
1610 cfg_layout_can_merge_blocks_p): Ditto.
1611 * except.c (sjlj_emit_function_enter): Ditto.
1612 * flow.c (init_propagate_block_info): Ditto.
1613 * function.c (thread_prologue_and_epilogue_insns): Ditto.
1614 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
1615 insert_insn_end_bb): Ditto.
1616 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
1617 find_if_case_2): Ditto.
1618 * lambda-code.c (perfect_nestify): Ditto.
1619 * lcm.c (optimize_mode_switching): Ditto.
1620 * loop-doloop.c (doloop_modify): Ditto.
1621 * loop-init.c (loop_optimizer_init): Ditto.
1622 * loop-iv.c (simplify_using_initial_values): Ditto.
1623 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1624 * loop-unswitch.c (unswitch_loop): Ditto.
1625 * modulo-sched.c (generate_prolog_epilog): Ditto.
1626 * predict.c (combine_predictions_for_insn, estimate_probability,
1627 tree_estimate_probability, last_basic_block_p,
1628 estimate_bb_frequencies): Ditto.
1629 * profile.c (branch_prob): Ditto.
1630 * regrename.c (copyprop_hardreg_forward): Ditto.
1631 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
1632 * tracer.c (layout_superblocks): Ditto.
1633 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
1634 cfg_remove_useless_stmts_bb, cleanup_control_flow,
1635 cleanup_control_expr_graph, disband_implicit_edges,
1636 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
1637 tree_verify_flow_info, tree_make_forwarder_block,
1638 tree_forwarder_block_p, remove_forwarder_block,
1639 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
1640 * tree-if-conv.c (tree_if_conversion): Ditto.
1641 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1642 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
1643 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
1644 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
1645 copy_loop_headers): Ditto.
1646 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
1647 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
1648 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
1649 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
1650 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
1651 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
1652 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
1653 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
1654 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
1655 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
1656 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
1657 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
1658 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1659 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
1660 slpeel_add_loop_guard): Ditto.
1662 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
1664 PR tree-optimization/15784
1665 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1668 * stmt.c (expand_case): Don't change index_type. Convert minval
1671 PR tree-optimization/20130
1672 * fold-const.c (fold): Fold x * -1 into -x.
1674 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
1676 PR rtl-optimization/20331
1677 * rtlanal.c (modified_between_p): Check its address first for MEM.
1678 (modified_in_p): Likewise.
1680 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
1682 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
1684 2005-03-10 Steven Bosscher <stevenb@suse.de>
1686 * expr.c (expand_expr_real_1): If possible, use a conditional
1687 move for expanding MIN_EXPR and MAX_EXPR.
1688 Use temp for moving around rtx-en.
1690 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
1693 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
1696 2005-03-10 Roger Sayle <roger@eyesopen.com>
1698 * builtins.c (expand_builtin_signbit): Extend to handle floating
1699 point modes wider than the largest integer type, using the
1700 operand_subword_force function to obtain the signbit's word.
1702 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1705 * combine.c (try_combine): If recog_for_combine added CLOBBERs
1706 to NEWI2PAT, fail to combine if they are used by NEWPAT.
1708 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
1710 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
1712 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
1714 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
1716 (perform_edge_inserts): Unconditionally call
1717 free_dominator_info.
1719 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
1721 2005-03-10 Bob Wilson <bob.wilson@acm.org>
1723 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
1725 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
1727 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
1729 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
1731 (rtl_register_value_prof_hooks,
1732 tree_value_profile_transformations,
1733 tree_register_value_prof_hooks): Likewise.
1734 * var-tracking.c (stack_adjust_offset_pre_post,
1735 variable_htab_free, variable_union, dataflow_set_different_2,
1736 count_uses, variable_was_changed, set_frame_base_location,
1737 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
1738 vt_add_function_parameters): Likewise.
1739 * varasm.c (named_section_real, named_section, make_decl_rtl,
1740 asm_emit_uninitialised, assemble_integer, decode_addr_const,
1741 const_hash_1, compare_constant, copy_constant, force_const_mem,
1742 output_constant_pool_2, output_constant_pool_1, output_constant,
1743 output_constructor, make_decl_one_only, decl_tls_model,
1744 default_no_named_section, default_elf_select_section_1,
1745 default_unique_section_1): Likewise.
1746 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
1747 * vmsdbgout.c (addr_const_to_string): Likewise.
1750 * function.c (struct assign_parm_data_one): Remove last_named
1752 (assign_parm_find_data_types): Don't determine last_named.
1753 Reorder named_parm determination.
1754 (assign_parms): Only setup varargs on the last non-varadic
1757 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
1759 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
1760 sda base address on medium model.
1762 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
1764 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
1765 * cfgloop.c (flow_loop_nodes_find): Export.
1766 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
1768 * cfgloopmanip.c (fix_loop_structure): New function.
1769 * predict.c (predict_loops): Clean up the loops information.
1770 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
1771 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
1773 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
1774 (rewrite_into_loop_closed_ssa): Declaration changed.
1775 * tree-loop-linear.c (linear_transform_loops): Add argument to
1776 rewrite_into_loop_closed_ssa call.
1777 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1778 * tree-ssa-loop-im.c (move_computations): Ditto.
1779 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
1780 * tree-vectorizer.c (vectorize_loops): Ditto.
1781 * tree-optimize.c: Include cfgloop.h.
1782 (execute_todo): Choose whether to call cleanup_tree_cfg or
1783 cleanup_tree_cfg_loop.
1784 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
1785 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
1786 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
1787 cleanup_tree_cfg_loop call.
1788 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
1789 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
1790 work on part of cfg.
1792 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1795 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
1796 with multiple alternatives.
1798 * stmt.c (parse_output_constraint): Fix a typo.
1800 2005-03-09 Bob Wilson <bob.wilson@acm.org>
1802 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
1803 assembly directive instead of deprecated "no-generics".
1805 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
1807 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1808 for non-offsettable memory references to cope with outstanding reload
1810 * config/s390/s390.md ("reload_outti"): Call find_replacement to
1811 avoid losing outstanding address reloads.
1812 ("reload_outdi", "reload_outdf"): Likewise.
1814 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1816 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
1817 code. Add more cbrt transformations.
1819 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1821 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
1823 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1825 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
1826 NULL_TREE when a given tree is not simplified.
1827 (fold): Return the original tree when any of the functions
1828 mentioned above NULL_TREE.
1830 * fold-const.c (fold_unary, fold_binary): Take decomposed
1831 arguments, code, type, op0, and op1 in case of fold_binary.
1832 (fold): Update calls to fold_unary and fold_binary.
1834 2005-03-09 Roger Sayle <roger@eyesopen.com>
1836 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
1837 a fndecl and an arglist instead of a CALL_EXPR, exp.
1839 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1841 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
1843 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
1845 * expr.c (expand_assignment): Remove orig_to_rtx.
1847 * fold-const.c (int_const_binop): Remove no_overflow.
1849 * ifcvt.c (noce_emit_move_insn): Remove inmode.
1851 * loop-iv.c (get_biv_step_1): Remove lhs.
1853 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
1855 * real.c (real_nan): Remove neg.
1857 * function.c (thread_prologue_and_epilogue_insns): Remove i
1860 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
1863 * tree-eh.c (tree_could_trap_p): Remove idx.
1865 * tree-into-ssa.c (ann): Remove ann.
1867 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
1869 * tree-sra.c (decide_block_copy): Remove inst_count.
1871 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
1873 * tree-ssa-loop-im.c (lhs): Remove.
1875 * cfgbuild.c (state, STATE, SET_STATE,
1876 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1878 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1879 (find_basic_blocks): Set the state of each basic block to
1882 2005-03-08 Jeff Law <law@redhat.com>
1884 * tree-cfg.c (cleanup_control_flow): If removal of a computed
1885 goto results in the removal of edges in the CFG, then we need
1886 to recompute dominators.
1888 2005-03-09 Ben Elliston <bje@au.ibm.com>
1890 * c-common.c (c_do_switch_warnings): Comment fix.
1892 2005-03-08 Julian Brown <julian@codesourcery.com>
1894 * Patch from 2005-03-08 reverted for causing regressions and
1895 ppc-darwin bootstrap failure.
1897 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
1899 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1900 Define the real function for ppc-darwin.
1901 * c-typeck.c (convert_arguments): Check for target-specific
1902 invalid argument call to unprototyped function.
1903 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1905 * target.h (invalid_arg_for_unprototyped_fn): New field
1907 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1908 default target hook.
1909 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1912 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1914 * c-typeck.c (constructor_stack, constructor_range_stack,
1915 initializer_stack): Make them static.
1917 * cfg.c (rbi_pool): Make it static.
1919 * gimple-low.c (lower_stmt_body): Make it static.
1920 * tree-flow.h: Remove the corresponding prototype. Don't
1923 * sched-deps.c (cache_size): Make it static.
1925 * stor-layout.c (lang_adjust_rli): Make it static.
1927 2005-03-08 Julian Brown <julian@codesourcery.com>
1929 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1930 from being used for symbols with vague linkage when
1931 HAVE_GAS_COMDAT_GROUP is true.
1933 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
1935 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1936 nlabel == JUMP_LABEL (jump).
1938 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1940 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1941 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1942 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1943 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1945 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
1948 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1949 * c-common.c (handle_returns_twice): New function.
1950 (c_common_attribute_table): Declare eturns_twice' attribute.
1951 * doc/extend.texi: Document eturns_twice' attribute.
1952 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1953 (struct tree_decl): Add returns_twice_flag.
1955 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1957 * tree-ssa-phiopt.c: Fix a comment typo.
1959 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1960 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1961 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1964 2005-03-08 Richard Henderson <rth@redhat.com>
1966 * config/alpha/alpha.c (code_for_builtin): Replace special-case
1967 builtin codes with ctzdi2, clzdi2, popcountdi2.
1968 (struct alpha_builtin_def): Add is_const.
1969 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1970 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1971 (alpha_init_builtins): Init them. Set nothrow and const attributes
1973 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1974 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1975 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1976 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1977 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1978 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1979 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1980 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1981 (TARGET_FOLD_BUILTIN): New.
1982 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1983 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1985 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1987 2005-03-08 Ira Rosen <irar@il.ibm.com>
1989 PR tree-optimization/20122
1990 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1991 condition of access function instead of base.
1993 2005-03-07 Jeff Law <law@redhat.com>
1994 Steven Bosscher <stevenb@suse.de>
1996 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1997 (find_taken_edge): Call find_taken_edge_computed_goto as
1998 appropriate. Allow any gimple invariant rather than just
1999 INTEGER_CST for VAL.
2000 (cleanup_control_flow): Cleanup a computed goto which has turned
2002 (tree_merge_blocks): If block B has any forced labels, move
2003 them to the start of block A.
2004 * tree-ssa-dom.c (thread_across_edge): Allow threading across
2005 computed gotos as well.
2006 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
2007 removal of unnecessary computed gotos too.
2008 (lookup_redirection_data): Fix type of INSERT argument. Callers
2011 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2013 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
2014 Remove trailing spaces.
2016 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
2017 unshare_all_trees): Make them static.
2018 * tree-gimple.h: Remove the corresponding prototypes.
2020 * diagnostic.h: Remove unused prototype
2021 debug_output_buffer.
2022 * modulo-sched.c: Remove unused prototype
2023 set_row_column_for_ps.
2025 * tree-ssa-phiopt.c (tree_ssa_phiopt,
2026 replace_phi_edge_with_variable): Remove unused variable i.
2028 2005-03-07 Per Bothner <per@bothner.com>
2030 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
2032 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
2035 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
2036 bbs on the COND_EXPR instead of the PHI_NODEs.
2037 (candidate_bb_for_phi_optimization): Remove.
2038 (replace_phi_with_stmt): Rename to ...
2039 (replace_phi_edge_with_variable): this and change so that we
2040 replace the phi argument instead of removing the PHI.
2041 (conditional_replacement): Change so we deal with PHI with more
2043 (value_replacement): Likewise.
2044 (abs_replacement): Likewise.
2046 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
2048 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
2049 output_e500_flip_gt_bit.
2051 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
2053 (rs6000_generate_compare): Fix logic to look at the correct bits.
2054 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
2056 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
2057 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
2058 gen_move_from_CR_gt_bit.
2060 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
2061 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
2062 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
2064 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
2065 (E500_CR_IOR_COMPARE): New constant.
2067 2005-03-08 Earl Chew <earl_chew@agilent.com>
2068 David Billinghurst <David.Billinghurst@riotinto.com>
2070 * config/i386/host-cygwin.c: New file to support precompiled
2072 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
2073 * config.host: Use above files for cygwin host.
2075 2005-03-07 David Edelsohn <edelsohn@gnu.org>
2077 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
2078 ordering ops from earlier change.
2080 2005-03-07 Per Bothner <per@bothner.com>
2082 Various fixes to allow us to again build if --enable-mapped-location:
2083 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
2084 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
2085 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
2086 local variable loc. Change logic appropriately.
2087 * tree-vect-transform.c (vect_finish_stmt_generation): Use
2088 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
2089 * c-parser.c (c_parser_for_statement): Initialize loc variable.
2090 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
2091 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
2093 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
2095 PR rtl-optimization/19683
2096 * reload1.c (choose_reload_regs): Pass the number of bits, not the
2097 number of bytes, to smallest_int_for_mode. Fix arguments to
2098 REG_CANNOT_CHANGE_MODE_P.
2100 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2102 * reorg.c (relax_delay_slots): Check that the jump is
2103 conditional before trying to invert it.
2105 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2107 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
2110 * calls (stack_arg_under_construction): Make it static.
2112 * flow.c (regs_live_at_setjmp): Make it static.
2113 * flow.h: Remove the corresponding prototype.
2115 * reload1.c (reload_startobj, reload_firstobj,
2116 something_needs_operands_changed, reload_inherited,
2117 reload_inheritance_insn, reload_override_in,
2118 reload_spill_index): Make them static.
2120 * recog.c (verify_changes): Make it static.
2121 * recog.h: Remove the corresponding prototype.
2123 * cfgbuild.c (find_sub_basic_blocks): Remove.
2124 * basic-block.h: Remove the corresponding prototype.
2125 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
2127 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
2129 * tree-ssa-operands.c (check_build_stmt): Remove.
2131 * stor-layout.c (set_alignment): Remove.
2132 * tree.h: Remove the corresponding prototype.
2134 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
2136 * tree-ssa-dce.c (control_dependence_map,
2137 visited_control_parents): Make them static.
2139 * cfghooks.c (verify_flow_info): Remove local variable
2142 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
2145 * loop-unswitch.c (unswitch_loop): Remove local variable src.
2147 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
2149 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
2151 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
2153 * config/ia64/hpux.h (LINK_SPEC): Add -z.
2154 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
2155 PARALLEL for an empty structure.
2157 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2159 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
2161 * fold-const.c (fold_binary): Unroll the very first "for"
2164 2005-03-06 David Edelsohn <edelsohn@gnu.org>
2166 * config/rs6000/predicates.md (branch_comparison_operator): Remove
2167 redundant match_code test.
2168 (scc_comparison_operator): Swap match_operand and match_code
2170 (branch_positive_comparison_operator): Same.
2171 (trap_comparison_operator): Use comparison_operator and swap with
2174 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
2177 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
2178 (out_movhi_r_mr): Read low byte of volatile MEM first.
2179 (out_movhi_mr_r): Write high byte of volatile MEM first.
2181 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2183 * cselib.c (reg_values, reg_values_size): Make them static.
2185 * cse.c (cse_reg_info_table): Make it static.
2187 * fold-const.c (fold_unary): Use build1 instead of copy_node.
2189 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
2191 * cse.c (find_best_addr): Use canon_for_address.
2193 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2195 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
2196 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
2197 SUBREG and MEM, respectively.
2199 * fold-const.c (fold_binary): Use code instead of t.
2201 * fold-const.c (optimize_minmax_comparison): Take decomposed
2202 arguments code, type, op0, and op1 instead of t.
2203 (fold_binary): Update a call to optimize_minmax_comparison.
2205 * fold-const.c (fold_range_test): Take decomposed arguments
2206 code, type, op0, and op1 instead of t.
2207 (fold_binary): Update a call to fold_range_test.
2209 * fold-const.c (fold_binary_op_with_conditional_arg): Take
2210 decomposed arguments code, type, op0, and op1 instead of t.
2211 (fold_binary): Update a call to fold_range_test.
2213 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2215 * fold-const.c (fold_binary): Avoid directly using the original
2216 expression t as much as possible.
2218 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2220 * c-semantics.c (build_stmt): Use TYPE_P instead of
2221 IS_NON_TYPE_CODE_CLASS.
2222 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
2223 (NON_TYPE_CHECK): Use TYPE_P instead of
2224 IS_NON_TYPE_CODE_CLASS.
2226 * fold-const.c (fold): Remove handling of binary expressions.
2228 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
2230 * doc/c-tree.texi: Wrap comments in @r{}.
2231 * doc/cpp.texi: Likewise.
2232 * doc/cppinternals.texi: Likewise.
2233 * doc/extend.texi: Likewise.
2234 * doc/md.texi: Likewise.
2235 * doc/objc.texi: Likewise.
2236 * doc/sourcebuild.texi: Likewise.
2237 * doc/tm.texi: Likewise.
2240 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2242 * predict.c (apply_return_prediction): Standardize PHI chain
2244 * tree-ssa.c (ssa_redirect_edge): Likewise.
2246 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
2247 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
2250 * tree-phinodes.c (remove_phi_node): Drop the last argument.
2251 * tree-flow.h: Adjust the prototype for remove_phi_node.
2252 * lambda-code.c (perfect_nestify): Adjust a call to
2255 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
2256 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
2258 * tree-ssa-dce.c (remove_dead_phis): Likewise.
2259 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2260 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2261 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
2263 * combine.c (simplify_and_const_int): Use gen_int_mode instead
2264 of GEN_INT (trunc_int_for_mode (...)).
2265 * loop-iv.c (iv_number_of_iterations): Likewise.
2266 * postreload.c (reload_cse_move2add): Likewise.
2267 * simplify-rtx.c (simplify_const_unary_operation,
2268 simplify_const_binary_operation): Likewise.
2269 * stor-layout.c (get_mode_bounds): Likewise.
2271 * fold-const.c (fold_binary): New.
2272 (fold): Call fold_binary on binary expressions.
2274 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
2276 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
2277 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
2278 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
2279 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
2280 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
2282 2005-03-04 Devang Patel <dpatel@apple.com>
2284 PR tree-optimization/18815
2285 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2286 loops with zero exit edges.
2288 2005-03-04 Devang Patel <dpatel@apple.com>
2290 * doc/invoke.texi: Remove reference to webpage that does not exist.
2292 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
2293 Joseph S. Myers <joseph@codesourcery.com>
2296 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
2297 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
2298 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
2299 * pa.c (get_plabel): Change argument to symbol_ref. Call
2300 maybe_get_identifier instead of get_identifier.
2301 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
2302 (struct deferred_plabel): Replace name field with symbol field.
2303 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
2304 ASM_OUTPUT_EXTERNAL_REAL is defined.
2305 (output_global_address): Use output_addr_const for output of all
2307 (output_deferred_plabels): Use symbol_ref instead of name for address
2309 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
2310 ASM_OUTPUT_SYMBOL_REF): New macros.
2311 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
2313 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
2316 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
2318 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
2319 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
2321 2005-03-04 Jeff Law <law@redhat.com>
2323 * basic-block.h (rediscover_loops_after_threading): Declare.
2324 * tree-ssa-dom.c: Include cfgloop.h.
2325 (tree_ssa_dominator_optimize): Discover loops and some basic
2326 properties. Remove forwarder blocks recreated by loop header
2327 canonicalization. Also mark backedges in the CFG.
2328 * tree-ssa-threadupdate.c: Include cfgloop.h
2329 (rediscover_loops_after_threading): Define.
2330 (struct local_info): New field, JUMP_THREADED.
2331 (prune_undesirable_thread_requests): New function.
2332 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
2333 then record that fact for the callers of redirct_edges.
2334 (thread_block): If BB has incoming backedges, then call
2335 prune_undesirable_thraed_requests. Note when we are
2336 going to have to rediscover loop information. Return a
2337 boolean indicating if any jumps were threaded.
2338 (thread_through_all_blocks): Bubble up boolean indicating
2339 if any jumps were threaded.
2340 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
2341 (tree-ssa-threadupdate.o): Similarly.
2343 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2345 * fold-const.c (fold_ternary): Unroll the "for" loop to
2348 2005-03-04 Andrew Haley <aph@redhat.com>
2350 * unwind-dw2-fde-glibc.c (struct
2351 unw_eh_callback_data.check_cache): New field.
2352 (frame_hdr_cache): New.
2353 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
2354 Cache frame header info.
2356 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
2358 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
2359 (print_c_condition): Declare.
2360 * read-rtl.c (ptr_loc): New structure.
2361 (ptr_locs, ptr_loc_obstack, joined_conditions)
2362 (joined_conditions_obstack): New variables.
2363 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
2364 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
2365 (join_c_conditions, print_c_condition): New functions.
2366 (apply_macro_to_string): Associate the new string with the same
2367 source location as the old one.
2368 (add_condition_to_string): Use join_c_conditions.
2369 (read_string): Use set_rtx_ptr_loc to record a filename and line
2370 number for the string.
2371 (read_rtx): Initialize the new variables above.
2372 * genattrtab.c (write_test_expr, write_attr_value): Use
2374 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
2375 comment above the GCC_VERSION check.
2376 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
2377 Inline the definition of MAYBE_EVAL.
2378 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
2379 * genoutput.c (process_template): Likewise.
2380 * genpreds.c (write_predicate_subfunction): Likewise.
2381 (write_predicate_expr): Use print_c_condition.
2382 * genrecog.c (write_cond): Likewise.
2383 * gensupport.c (process_rtx): Use join_c_conditions to join the
2384 conditions of a define_insn_and_split. Record a source location
2385 for the string after the "&&".
2386 (alter_test_for_insn): Use join_c_conditions.
2388 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
2391 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2392 PR tree-optimization/15784
2393 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2396 2005-03-04 Ben Elliston <bje@au.ibm.com>
2398 * gcc.c (option_map): Add --coverage.
2399 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
2400 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
2401 * config/darwin.h: Pass -lgcov for `coverage'.
2402 * doc/invoke.texi (Debugging Options): Document --coverage.
2404 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2406 * gcse.c (bypass_block): Use find_edge wherever possible.
2408 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
2412 * c-opts.c (c_common_parse_file): Call start_source_file
2413 and end_source_file at the approriate times.
2415 * dwarf2out.c (dwarf2out_finish): Don't auto-end
2416 the main file, it will be done for us now.
2418 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2420 * fold-const.c (fold_ternary): New.
2421 (fold): Call fold_ternary on ternary expressions. Remove
2422 handling of ternary expressions.
2424 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2426 PR tree-optimization/15784
2427 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2430 2005-03-03 David Edelsohn <edelsohn@gnu.org>
2432 * config/rs6000/predicates.md (branch_comparison_operator):
2433 Convert from C block to conditional format.
2435 2005-03-03 Jan Hubicka <jh@suse.cz>
2437 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
2438 and non-constant public variables.
2440 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
2442 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
2445 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
2448 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
2449 calls to release_ssa_name and release_phi_node.
2451 * fold-const.c (fold): Remove handling of unary expressions.
2453 * fold-const.c (fold_unary): Avoid directly using the original
2454 expression t as much as possible.
2456 2005-03-03 Roger Sayle <roger@eyesopen.com>
2457 Andrew Pinski <pinskia@physics.uc.edu>
2459 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
2460 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
2462 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
2464 Describe special registers SRP and MOF as allocatable registers.
2465 * config/cris/cris.c (cris_md_asm_clobbers): New function.
2466 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
2467 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
2468 TARGET_HAS_MUL_INSNS.
2469 (cris_print_operand) <case 'd'>: New case.
2470 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
2471 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
2473 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
2474 (REG_ALLOC_ORDER): Update for MOF.
2475 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
2477 (GENERAL_REGS): No longer a define of ALL_REGS.
2478 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
2479 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2481 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
2482 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
2483 (SECONDARY_RELOAD_CLASS): Define.
2484 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
2485 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
2486 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
2487 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
2488 (REGISTER_MOVE_COST): Define.
2489 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
2490 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
2491 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
2492 (CRIS_MOF_REGNUM): New define_constants.
2493 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
2495 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
2497 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
2498 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
2499 Adjust for MOF being properly described as a register.
2500 (indir_to_reg_split): Name this split. Conditionalize on the
2501 destination register being a general register.
2502 (movei): Conditionalize on on operands 0 and 1 having the same
2505 2005-03-03 Alan Modra <amodra@bigpond.net.au>
2508 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
2509 -mcpu to override any other explicitly given flags.
2511 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
2513 * recog.c (verify_changes, confirm_change_group): New functions,
2514 broken out of apply_change_group.
2515 (apply_change_group): Use them.
2516 * recog.h (verify_change, confirm_change_group): Declare.
2517 * rtl.h (redirect_jump_2): Declare.
2518 * jump.c (redirect_exp, invert_exp): Delete.
2519 (invert_exp_1): Take second parameter. Return value. Changed caller.
2520 (redirect_jump_2): New function, broken out of redirect_jump.
2521 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
2522 (invert_jump): Use invert_jump_1 and redirect_jump_2.
2523 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
2525 2005-03-02 Geoffrey Keating <geoffk@apple.com>
2527 * varasm.c (named_section): Use xstrdup rather than doing it by
2530 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
2532 2005-03-02 Devang Patel <dpatel@apple.com>
2534 Undo PR tree-optimization/18815 fix.
2536 2005-03-02 Devang Patel <dpatel@apple.com>
2538 PR tree-optimization/18815
2539 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2540 loops with zero exit edges.
2542 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2544 * cfg.c (connect_src, connect_dest, disconnect_src,
2545 disconnct_dest): New.
2546 (unchecked_make_edge, remove_edge, redirect_edge_succ,
2547 redirect_edge_pred): Use the new functions.
2549 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2550 free_dominance_info only when needed.
2552 2005-03-02 David Edelsohn <edelsohn@gnu.org>
2555 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
2556 (reg_or_sub_cint64_operand): Same.
2558 2005-03-02 Jeff Law <law@redhat.com>
2560 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
2561 CFG_ALTERED in the main DOM iteration loop.
2563 2005-03-02 Mark Mitchell <mark@codesourcery.com>
2566 * varasm.c (initializer_constant_valid_p): Allow conversions
2567 between OFFSET_TYPEs. Tidy.
2569 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
2571 * config/cris/cris.md ("return"): Remove epilogue delay list
2574 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
2576 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
2578 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
2580 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2582 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
2583 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
2584 config/m68k/m68k.c, config/mips/mips.h,
2585 config/rs6000/rs6000-protos.h, doc/contrib.texi,
2586 doc/include/gcc-common.texi: Update copyright.
2588 PR middle-end/18029 and PR middle-end/18030
2589 * expr.c (optimize_bitfield_assignment_op): Add a special case
2590 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
2592 * fold-const.c (fold_unary): New.
2593 (fold): Call fold_unary on unary expressions.
2595 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
2597 * cgraph.h (struct cgraph_edge): Add prev_caller and
2599 (cgraph_node_remove_callees): Export.
2600 * cgraph.c (cgraph_create_edge): Initialize prev_caller
2602 (cgraph_edge_remove_callee): New function.
2603 (cgraph_edge_remove_caller): Likewise.
2604 (cgraph_remove_edge): Use.
2605 (cgraph_redirect_edge_callee): Likewise.
2606 (cgraph_node_remove_callees): New function.
2607 (cgraph_node_remove_callers): Likewise.
2608 (cgraph_remove_node): Use.
2609 * tree-optimize.c (tree_rest_of_compilation): Use
2610 cgraph_node_remove_callees instead of manual loop.
2611 * cgraphunit.c (cgraph_finalize_function): Likewise.
2612 (cgraph_expand_function): Likewise.
2613 (cgraph_remove_unreachable_nodes): Likewise.
2615 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
2618 * c-tree.h (undeclared_variable, build_external_ref): Add extra
2620 * c-decl.c (undeclared_variable): Take location as argument.
2621 * c-typeck.c (build_external_ref): Likewise.
2622 * c-parser.c (c_parser_postfix_expression): Pass location of
2623 identifier to build_external_ref.
2625 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2627 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
2628 CCEQ mode for branch_positive_comparison_operator test.
2629 * config/rs6000/predicates (branch_comparison_operator): Revert to
2631 (scc_comparison_operator): Same.
2632 (branch_positive_comparison_operator): Same.
2634 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
2636 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
2637 (cris_delay_slots_for_epilogue): Remove.
2638 (save_last): Move into cris_target_asm_function_epilogue.
2639 (cris_target_asm_function_epilogue): Remove tests for file being
2641 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
2642 (cris_delay_slots_for_epilogue): Remove prototypes.
2643 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
2644 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
2646 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2648 * config/rs6000/predicates.md (branch_comparison_operator): Change
2649 to define_special_predicate.
2650 (scc_comparison_operator): Same.
2651 (branch_positive_comparison_operator): Same.
2653 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
2655 * Makefile.in (tree-ssa-sink.o): New.
2656 (OBJS-common): Add tree-ssa-sink.o.
2657 * common.opt: Add -ftree-sink
2658 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
2659 * timevar.def (TV_TREE_SINK): new timevar.
2660 * tree-flow.h (is_hidden_global_store): Prototype.
2661 * tree-optimize.c (init_tree_optimization_passes): Add
2663 * tree-pass.h (pass_sink_code): New.
2664 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
2665 for non-obvious global store store to is_hidden_global_store, and
2666 call that new function.
2667 * tree-ssa-sink.c: New file.
2668 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
2669 * doc/passes.texi: Document forward store motion.
2670 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
2671 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
2672 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
2673 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
2675 2005-03-01 Per Bothner <per@bothner.com>
2677 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
2678 and we have a non-zero column-number, add it to the message.
2679 Also factor out the diagnostic_kind_text.
2681 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2683 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2684 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2685 flow_loop_scan): Removed.
2686 (flow_loop_dump): Do not dump removed fields.
2687 (flow_loop_free): Do not free removed fields.
2688 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
2689 (loop_exit_edge_p): New function.
2690 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
2691 num_pre_header_edges, entry_edges, num_entries, exit_edges,
2692 num_exits, exits_doms.
2693 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
2694 LOOP_EDGES, LOOP_ALL): Removed.
2695 (flow_loop_scan): Declaration removed.
2696 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
2697 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
2699 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
2700 (if_convert): Call flow_loops_find and flow_loops_free
2701 when calling mark_loop_exit_edges.
2702 * cfgloopanal.c (mark_loop_exit_edges): Moved from
2703 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
2704 free_dominance_info calls.
2705 * loop-init.c (flow_loops_find): Ditto.
2706 * passes.c (rest_of_handle_branch_prob): Ditto.
2707 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
2708 * loop-unroll.c (analyze_insns_in_loop): Do not use
2710 * predict.c (predict_loops): Do not call flow_loop_scan.
2711 Use get_loop_exit_edges.
2712 (tree_estimate_probability): Do not pass flags to flow_loops_find.
2713 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
2714 Do not use EDGE_LOOP_EXIT.
2715 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
2716 to bb_with_exit_edge_p.
2717 (if_convertible_loop_p): Do not call flow_loop_scan. Use
2718 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
2719 to bb_with_exit_edge_p.
2720 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
2722 * tree-loop-linear.c (linear_transform_loops): Do not call
2723 flow_loop_scan. Use loop->single_exit.
2724 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
2725 (vect_analyze_loop_form): Do not call flow_loop_scan.
2726 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
2728 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
2730 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
2731 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2732 slpeel_tree_duplicate_loop_to_edge_cfg,
2733 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
2734 Use loop_preheader_edge and loop->single_exit. Do not call
2737 2005-03-01 Nick Clifton <nickc@redhat.com>
2739 * config/arm/arm.c (thumb_find_work_register): Check all of the
2740 argument registers to see if they are free, and a couple of
2741 special cases where the last argument register but can be proved
2742 to be available during the function's prologue.
2743 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
2744 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
2745 thumb_unexpanded_epilogue): Use unsigned long as the type for the
2747 (thumb_compute_save_reg_mask): Likewise. Also use
2748 thumb_find_work_register() to ensure that there is agreement about
2749 which work register is going to be used in the prologue.
2750 (thumb_output_function_prologue): Use unsigned long as the type
2751 for the register bit-mask. Also delay pushing the link register if
2752 other high registers are going to be pushed.
2753 (thumb_compute_save_reg_mask, emit_multi_reg_push,
2754 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
2755 redundant prototypes.
2757 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
2760 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
2761 and after reload in REG+REG indexed addresses without REG_POINTER
2762 set in the base and not set in the index.
2764 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2766 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
2767 Don't undefine here.
2768 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
2769 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
2770 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2771 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
2772 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
2774 * config.gcc (sh*-*-linux*): Use config/linux.h.
2776 2005-02-28 Dale Johannesen <dalej@apple.com>
2777 Stan Shebs <shebs@apple.com>
2779 Rewrite of 64-bit Darwin structure-by-value pass/return.
2780 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
2781 intoffset, use_stack, named.
2782 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
2783 (rs6000_darwin64_record_arg_advance_flush): New.
2784 (rs6000_darwin64_record_arg_advance_recurse): New.
2785 (rs6000_darwin64_record_arg_flush): New.
2786 (rs6000_darwin64_record_arg_recurse): New.
2787 (rs6000_darwin64_record_arg): New.
2788 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
2789 (function_arg_boundary): Handle 128-bit aligned structs.
2790 (function_arg_advance): Rewrite darwin64 struct handling.
2791 (function_arg): Call rs6000_darwin64_record_arg.
2792 (function_arg_partial_nregs): Handle darwin64 structs.
2793 (rs6000_darwin64_function_value): Remove.
2794 (rs6000_function_value): Call rs6000_darwin64_record_arg.
2796 2005-02-28 Roger Sayle <roger@eyesopen.com>
2798 PR tree-optimization/20216
2799 * tree-chrec.c (tree_fold_factorial): Delete.
2800 (tree_fold_binomial): Change argument list to take a return type
2801 and change the type of K to unsigned int. Rewrite to avoid explicit
2802 evaluation of factorials, and (recursively) calling fold to perform
2803 compile-time arithmetic. Return NULL on (internal) overflow.
2804 (chrec_evaluate): Change type of K to an unsigned int. Avoid
2805 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
2806 if any intermediate calculation overflows.
2807 (chrec_apply): Update call to chrec_evaluate.
2809 2005-02-28 James E Wilson <wilson@specifixinc.com>
2811 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
2813 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
2816 * c-parser.c (c_parser_compound_statement): Return error_mark_node
2817 instead of NULL_TREE on error.
2819 2005-02-28 David Edelsohn <edelsohn@gnu.org>
2821 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
2822 (EASY_VECTOR_15_ADD_SELF): Remove.
2823 (num_insns_constant_wide): Not static.
2824 (validate_condition_mode): Not static.
2825 (toc_relative_expr_p): Not static.
2826 (legitimate_indirect_address_p): Not static.
2827 (macho_lo_sum_memory_operand): Not static.
2828 (invalid_e500_subreg): Not static.
2829 (easy_vector_same): Not static.
2830 (easy_vector_splat_const): Not static.
2831 (RS6000_SYMBOL_REF_TLS_P): Remove.
2832 (any_operand): Delete.
2833 (any_parallel_operand): Delete.
2834 (count_register_operand): Delete.
2835 (altivec_register_operand): Delete.
2836 (xer_operand): Delete.
2837 (s8bit_cint_operand): Delete.
2838 (short_cint_operand): Delete.
2839 (u_short_cint_operand): Delete.
2840 (non_short_cint_operand): Delete.
2841 (exact_log2_cint_operand): Delete.
2842 (gpc_reg_operand): Delete.
2843 (cc_reg_operand): Delete.
2844 (cc_reg_not_cr0_operand): Delete.
2845 (reg_or_short_operand): Delete.
2846 (reg_or_neg_short_operand): Delete.
2847 (reg_or_aligned_short_operand): Delete.
2848 (reg_or_u_short_operand): Delete.
2849 (reg_or_cint_operand): Delete.
2850 (reg_or_arith_cint_operand): Delete.
2851 (reg_or_add_cint64_operand): Delete.
2852 (reg_or_sub_cint64_operand): Delete.
2853 (reg_or_logical_cint_operand): Delete.
2854 (got_operand): Delete.
2855 (got_no_const_operand): Delete.
2856 (easy_fp_constant): Delete.
2857 (easy_vector_constant): Delete.
2858 (easy_vector_constant_add_self): Delete.
2859 (zero_constant): Delete.
2860 (zero_fp_constant): Delete.
2861 (volatile_mem_operand): Delete.
2862 (offsettable_mem_operand): Delete.
2863 (mem_or_easy_const_operand): Delete.
2864 (add_operand): Delete.
2865 (non_add_cint_operand): Delete.
2866 (logical_operand): Delete.
2867 (non_logical_cint_operand): Delete.
2868 (mask_operand): Delete.
2869 (mask_operand_wrap): Delete.
2870 (mask64_operand): Delete.
2871 (mask64_2_operand): Delete.
2872 (and64_operand): Delete.
2873 (and64_2_operand): Delete.
2874 (and_operand): Delete.
2875 (reg_or_mem_operand): Delete.
2876 (lwa_operand): Delete.
2877 (symbol_ref_operand): Delete.
2878 (call_operand): Delete.
2879 (current_file_function_operand): Delete.
2880 (input_operand): Delete.
2881 (rs6000_nonimmediate_operand): Delete.
2882 (rs6000_tls_symbol_ref): Delete.
2883 (save_world_operation): Delete.
2884 (restore_world_operation): Delete.
2885 (load_multiple_operation): Delete.
2886 (store_multiple_operation): Delete.
2887 (vrsave_operation): Delete.
2888 (mfcr_operation): Delete.
2889 (mtcrf_operation): Delete.
2890 (lmw_operation): Delete.
2891 (stmw_operation): Delete.
2892 (branch_comparison_operator): Delete.
2893 (branch_positive_comparison_operator): Delete.
2894 (scc_comparison_operator): Delete.
2895 (trap_comparison_operator): Delete.
2896 (boolean_operator): Delete.
2897 (boolean_or_operator): Delete.
2898 (min_max_operator): Delete.
2899 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2900 (EASY_VECTOR_15): Moved to here.
2901 (EASY_VECTOR_15_ADD_SELF): Move to here.
2902 (PREDICATE_CODES): Delete.
2903 * config/rs6000/rs6000-protos.h: Delete predicate functions.
2904 Declare functions no longer static.
2905 * config/rs6000/predicates.md: New.
2906 * config/rs6000/rs6000.md: Include predicates.md
2908 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
2910 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
2911 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2913 * cfgrtl.c (need_fake_edge_p): Likewise.
2914 * combine.c (distribute_notes): Likewise.
2915 * emit-rtl.c (try_split): Likewise.
2916 * recog.c (peephole2_opimize): Likewise.
2917 * reg-notes.def (ALWAYS_RETURN): Remove.
2918 * rtl.h (LCT_ALWAYS_RETURN): Remove.
2919 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2920 * tree.h (ECF_ALWAYS_RETURN): Remove.
2922 2005-02-28 Roger Sayle <roger@eyesopen.com>
2925 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2926 between different machine modes is never a "useless" conversion.
2928 2005-02-28 Geert Bosch <bosch@gnat.com>
2931 * doc/contrib.texi: List contributors for Ada front end
2933 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2935 * simplify-rtx.c (simplify_unary_operation_1,
2936 simplify_const_unary_operation): New, extracted from...
2937 (simplify_unary_operation): ... this one.
2938 (simplify_binary_operation_1,
2939 simplify_const_binary_operation): New, extracted from...
2940 (simplify_binary_operation): ... this one.
2941 * rtl.h (simplify_const_unary_operation,
2942 simplify_const_binary_operation): Add prototypes.
2944 2005-02-28 Julian Brown <julian@codesourcery.com>
2946 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2947 building libjava and caused PR regression/20228.
2949 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2952 * Makefile.in (host_subdir): New.
2953 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
2954 * configure: Regenerate.
2956 2005-02-27 Zack Weinberg <zack@codesourcery.com>
2958 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2959 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2960 installation directory first.
2962 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
2965 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2966 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2967 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2968 * config/cris/cris.md: Tweak comments referring to Q.
2969 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2970 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2971 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2972 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2973 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2974 Insert spaces in constraints to align alternatives vertically for
2976 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
2979 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2981 PR rtl-optimization/17728
2982 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2983 operand 0 from general_operand to move_dest_operand.
2985 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2987 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2988 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2989 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2990 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2992 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2994 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2995 * configure: Regenerate.
2996 * libada-mk.in: Remove CC; rename
2997 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2999 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
3002 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
3003 for the lhs, also walk over the tree. Likewise for rhs.
3005 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
3007 * tree-ssa-dom.c (simple_iv_increment_p): New function.
3008 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
3009 Do not propagate value of iv before increment over the increment.
3011 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
3013 * c-parser.c: New file.
3014 * c-parse.in: Remove.
3015 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
3017 (c-parser.o): Add dependencies.
3018 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
3019 maintainer-clean, TAGS): Update.
3020 * c-config-lang.in (gtfiles): Update.
3021 * gengtype-lex.l: Don't handle "@@".
3022 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
3023 objc_build_synchronized, objc_begin_try_stmt,
3024 objc_begin_catch_clause, objc_finish_catch_clause,
3025 objc_build_finally_clause, objc_finish_try_stmt): New.
3026 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
3028 (c_parse_init): Update comment.
3029 * c-decl.c (c_init_decl_processing): Update comment.
3030 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
3031 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
3032 new c_declspecs members.
3034 2005-02-25 Julian Brown <julian@codesourcery.com>
3036 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3037 from being used for symbols with vague linkage when
3038 HAVE_GAS_COMDAT_GROUP is true.
3040 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3042 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
3044 2005-02-25 Steve Ellcey <sje@cup.hp.com>
3047 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
3048 (LIBGCC2_HAS_DF_MODE): New.
3049 (LIBGCC2_HAS_XF_MODE): New.
3050 (LIBGCC2_HAS_TF_MODE): New.
3051 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3052 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3053 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3054 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3055 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
3056 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
3057 and add _fixtfdi, _fixunstfdi, _floatditf
3058 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
3059 L_fixunstfdi, L_floatditf.
3060 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
3061 (LIBGCC2_HAS_TF_MODE): Define.
3063 2005-02-25 Diego Novillo <dnovillo@redhat.com>
3065 PR tree-optimization/20204
3066 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
3067 REWRITE_THIS_STMT markers on PHI nodes.
3068 (rewrite_initialize_block): Likewise.
3070 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3072 * version.c (version_string): Update to 4.1.
3074 2005-02-25 Paolo Carlini <pcarlini@suse.de>
3076 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
3077 Clarify that the alternative way doesn't work in GNU C++.
3079 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3081 PR tree-optimization/19937
3082 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
3083 to the type of the induction variable.
3085 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
3087 PR rtl-optimization/20117
3088 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
3089 the block including noncopyable insn.
3091 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3093 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
3094 calls to find_reg_note.
3096 2005-02-24 Richard Henderson <rth@redhat.com>
3099 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
3102 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
3104 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
3105 vector types if to use base reg for misaligned non-word ld/std.
3107 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3110 * config/cris/cris.c (cris_target_asm_function_prologue): Create
3111 dwarf2 label manually and put it after, not before the prologue.
3113 2005-02-24 David Edelsohn <edelsohn@gnu.org>
3116 * reload.c (operands_match_p): Only increment register number for
3117 SCALAR_INT_MODE_P modes in multiple hard registers.
3119 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
3122 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3124 * ChangeLog.5: Fix log message typo(s).
3125 * ChangeLog.7: Likewise.
3126 * ChangeLog.tree-ssa: Likewise.
3127 * cfgexpand.c: Fix comment typo(s).
3128 * conflict.c: Likewise.
3129 * defaults.h: Likewise.
3130 * dwarf2out.c: Likewise.
3132 * ggc-page.c: Likewise.
3133 * tree-eh.c: Likewise.
3134 * tree-ssa-dom.c: Likewise.
3136 2005-02-24 Jakub Jelinek <jakub@redhat.com>
3139 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
3140 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
3141 if SHARED is defined.
3144 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
3145 allow splitting only if operands 0 and 3 don't overlap.
3147 2005-02-24 Richard Henderson <rth@redhat.com>
3150 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
3151 (fold_builtin_1): Call them.
3152 * fold-const.c (fold_complex_mult_parts): Split out from ...
3153 (fold_complex_mult): ... here. Fix typo in both imaginary case.
3154 (fold_complex_div_parts, fold_complex_div): New.
3156 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
3158 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3160 * tree-ssa-ccp.c (visit_assignment): Verify that result of
3161 VIEW_CONVERT_EXPR is_gimple_min_invariant.
3163 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
3164 (print_node): Likewise.
3165 Print TYPE_SIZES_GIMPLIFIED.
3167 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3169 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
3170 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
3171 operands as commutative in constraints.
3173 2005-02-24 Diego Novillo <dnovillo@redhat.com>
3175 * tree-into-ssa.c: Re-organize internal functions.
3177 2005-02-24 Richard Henderson <rth@redhat.com>
3180 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
3182 * common.opt (fcx-limited-range): New.
3183 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
3184 * toplev.c (flag_complex_method): Initialize to 1.
3185 (process_options): Set flag_complex_method to 0 if
3186 flag_cx_limited_range.
3187 * doc/invoke.texi (-fcx-limited-range): New.
3189 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3191 * cse.c (delete_trivially_dead_insns): Speed up by using
3192 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
3195 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
3197 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
3198 functions when -mid-shared-library is being used.
3200 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3202 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
3203 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
3204 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
3205 * system.h: Poison LINK_LIBGCC_SPECIAL.
3207 2005-02-23 James E Wilson <wilson@specifixinc.com>
3209 * gengtype.c (note_insn_name): Make 1 element larger.
3211 2005-02-23 Roger Sayle <roger@eyesopen.com>
3214 PR rtl-optimization/20097
3215 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3216 BImode SUBREGs of SImode registers which confuse the ia64 backend.
3218 2005-02-23 David Edelsohn <edelsohn@gnu.org>
3220 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
3221 * t-aix52 (SHLIB_INSTALL): Same.
3223 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
3225 * genpreds.c: Update copyright.
3227 2005-02-23 Michael Beach <michaelb@ieee.org>
3230 * config/sparc/t-elf (startup files): Assemble with CPP.
3232 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
3234 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
3235 (write_predicate_expr): Likewise.
3237 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3239 PR tree-optimization/20100
3240 PR tree-optimization/20115
3241 * tree-optimize.c (init_tree_optimization_passes): Remove
3242 pass_maybe_create_global_var.
3243 * tree-pass.h (pass_maybe_create_global_var): Remove.
3244 * tree-ssa-alias.c (aliases_computed_p): Declare.
3245 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
3246 (count_calls_and_maybe_create_global_var): Remove.
3247 (pass_maybe_create_global_var): Remove.
3248 (init_alias_info): Do not declare aliases_computed_p.
3249 (maybe_create_global_var): If the function contains no
3250 call-clobbered variables and a mix of pure/const and regular
3251 function calls, create .GLOBAL_VAR.
3252 Mark all call-clobbered variables for renaming.
3253 (merge_pointed_to_info): Update comment.
3254 (add_pointed_to_var): Likewise.
3255 (is_escape_site): Likewise.
3256 Accept struct alias_info * instead of size_t *.
3258 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
3260 * tree-ssa-operands.c (get_call_expr_operands): If
3261 ALIASES_COMPUTED_P is false, do not add call-clobbering
3263 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
3264 (delete_tree_ssa): Likewise.
3266 2005-02-22 James E Wilson <wilson@specifixinc.com>
3268 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
3269 (do_compile): Do call it here.
3271 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3273 PR rtl-optimization/20017.
3274 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
3275 rest_of_handle_cse2, rest_of_handle_gcse): Call
3276 delete_dead_jumptables immediately before calling cleanup_cfg.
3278 2005-02-22 Devang Patel <dpatel@apple.com>
3281 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
3284 2005-02-22 David Edelsohn <edelsohn@gnu.org>
3286 * config/rs6000/aix.h (WINT_TYPE): Define.
3288 2005-02-22 Stan Shebs <shebs@apple.com>
3290 * config/rs6000/rs6000.c (rs6000_override_options): Default to
3291 natural alignment for 64-bit Darwin.
3292 (rs6000_parse_alignment_option): Warn about uses of -malign-power
3294 * doc/invoke.texi: Document this.
3296 2005-02-22 DJ Delorie <dj@redhat.com>
3298 * c-common.c (c_common_type_for_mode): Pass the mode's precision
3299 to make_[un]signed_type, not the mode itself.
3301 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3303 * cfg.c (cached_make_edge): Call make_edge if edge cache is
3304 not available. Use tail calls wherever possible.
3305 (make_edge): Call unchecked_make_edge to create an edge.
3307 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
3308 (coalesce_ssa_name): Don't check for
3309 SSANORM_USE_COALESCE_LIST.
3310 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
3312 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3314 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
3315 (rewrite_into_ssa): ... here.
3317 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
3319 PR tree-optimization/19786
3320 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
3321 tag to another's may-alias bitmap when adding to the other's list.
3323 2005-02-21 DJ Delorie <dj@redhat.com>
3325 * tree-ssa-loop-ivopts.c (computation_cost): Start register
3326 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
3327 registers in unsupported ways.
3328 * expmed.c (init_expmed): Likewise.
3330 2005-02-21 Stan Cox <scox@redhat.com>
3332 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
3334 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3336 * tree-cfg.c (fold_cond_expr_cond): New.
3337 (make_edges): Call fold_cond_expr_cond.
3338 (find_taken_edge): Accept nothing but INTEGER_CST.
3339 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
3341 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
3343 * flow.c (delete_dead_jumptables): Speed up by scanning insns
3344 that do not belong to any basic block.
3346 2005-02-21 Jeff Law <law@redhat.com>
3348 * cfganal.c (find_unreachable_blocks): Manually CSE load of
3351 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3353 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
3354 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
3355 Adjust their definitions.
3356 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
3357 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
3359 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
3360 genautomata.c, langhooks.c, langhooks.h, system.h,
3361 config/arm/lib1funcs.asm: Update copyright.
3363 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3365 * dbxout.c (dbxout_function_end): Emit Lscope label always.
3367 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
3370 * doc/install.texi: Document --with-gc.
3372 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
3374 * simplify-rtx.c (simplify_unary_operation): Add a missing
3377 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3379 PR tree-optimization/18663
3380 * tree-ssa-dom.c (extract_range_from_cond): Return 0
3381 if the type has variable bounds.
3383 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
3385 * gcse.c: Remove an obsolete comment.
3387 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
3389 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
3391 * doc/extend.texi (Function Attributes) <Attribute const>: The
3392 attribute "pure" is below this text, not above.
3394 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3396 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
3397 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
3398 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
3400 2005-02-20 Zack Weinberg <zack@codesourcery.com>
3403 * langhooks.h (struct lang_hooks): Add to_target_charset.
3404 * langhooks.c (lhd_to_target_charset): New function.
3405 * langhooks-def.h: Declare lhd_to_target_charset.
3406 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
3407 (LANG_HOOKS_INITIALIZER): Update.
3408 * c-common.c (c_common_to_target_charset): New function.
3409 * c-common.h: Declare it.
3410 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
3411 c_common_to_target_charset.
3413 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
3414 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
3416 * system.h: Poison them.
3417 * doc/tm.texi: Don't discuss them.
3418 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
3419 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
3420 (pp_c_char): Do not attempt to generate letter escapes for
3422 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
3423 * config/mips/mips.c (mips_output_ascii): Likewise.
3425 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
3427 PR tree-optimization/19951
3428 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
3431 2005-02-19 Steven Bosscher <stevenb@suse.de>
3434 * function.h (struct function): New field `max_loop_depth'.
3435 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
3436 (flow_loops_find): Reset the max loop depth count before finding loops.
3437 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
3438 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
3439 (calculate_global_regs_live): Make sure the loop will terminate
3440 when the initial sets are not empty.
3442 2005-02-19 Zack Weinberg <zack@codesourcery.com>
3444 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
3446 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
3448 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
3451 * doc/invoke.texi: Remove documentation of %M spec.
3453 (init_spec): Remove %M suffix from -lgcc_s.
3454 (do_spec_1): Remove 'M' case.
3455 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
3456 to put shared libraries in the multilib directory. Remove the
3457 shlib_so_soname substitution variable. Don't add a multilib encoding
3458 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
3459 reported by -print-multi-os-directory. Pass @multilib_dir@ to
3460 SHLIB_INSTALL as well as SHLIB_LINK.
3461 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
3462 (SHLIB_NAME): Delete.
3463 (SHLIB_DIR): New macro.
3464 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
3465 (SHLIB_INSTALL): Adjust accordingly.
3466 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
3467 * config/t-slibgcc-sld: Likewise.
3468 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
3469 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
3470 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
3472 (SHLIBUNWIND_INSTALL): Adjust accordingly.
3473 * config/i386/t-nwld (SHLIB_SONAME): Delete.
3474 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
3475 Use @shlib_base_name@ instead of @shlib_so_name@.
3476 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
3477 and @shlib_base_name@.so in @multilib_dir@.
3478 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
3479 to the install path.
3480 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
3481 (SHLIB_LINK): Remove previous workaround.
3482 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
3483 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
3484 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
3486 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
3487 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
3488 (SHLIB_INSTALL): Adjust accordingly.
3489 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
3490 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
3491 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
3492 config/t-slibgcc-elf-ver.
3494 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
3495 Jakub Jelinek <jakub@redhat.com>
3497 PR tree-optimization/19828
3498 * tree-ssa-loop-im.c: Add a TODO comment.
3499 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
3500 without side-effects.
3502 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3504 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
3507 2005-02-18 James E. Wilson <wilson@specifixinc.com>
3509 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
3510 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
3511 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
3513 (ia64_reorg): Delete fixup_errata call.
3514 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
3515 (TARGET_SWITCHES): Delete -mb-step entry.
3517 2005-02-19 Jakub Jelinek <jakub@redhat.com>
3520 * c-typeck.c (composite_type): Handle quals in transparent unions.
3521 (type_lists_compatible_p): Likewise.
3523 2005-02-18 Stan Shebs <shebs@apple.com>
3525 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
3526 expressions in the .literal8 section.
3528 2005-02-18 Geoffrey Keating <geoffk@apple.com>
3530 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
3532 2005-02-18 Roger Sayle <roger@eyesopen.com>
3534 * fold-const.c (constant_boolean_node): Always create values of the
3535 specified type, don't bother calling truthvalue_conversion.
3537 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3539 * except.c (output_function_exception_table): Call
3540 assemble_external_libcall (eh_personality_libfunc).
3542 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3545 * config/ia64/ia64.h (struct machine_function): Add state_num.
3546 * config/ia64/ia64.c (process_epilogue,
3547 process_for_unwind_directive): Use new unwind state numbers each
3548 time rather than state 1.
3550 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3553 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
3554 before the "*llgt_didi" pattern.
3556 2005-02-18 Jason Merrill <jason@redhat.com>
3558 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
3560 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
3562 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
3563 (div0): Use it in place of ARM_FUNC_ALIAS.
3564 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
3566 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
3569 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
3570 access, the lower bound of the array type if it exists.
3572 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
3575 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
3576 cases that are out-of-range for the index type.
3578 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3580 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
3581 (estimate_case_costs): Don't call convert.
3582 * expmed.c (expand_shift): Likewise.
3583 (make_tree): Call fold_convert instead of convert.
3585 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3588 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
3589 that ref to be marked MEM_READONLY_P doesn't have base that needs
3592 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3594 * genautomata.c (output_get_cpu_unit_code_func,
3595 output_cpu_unit_reservation_p): Don't generate old-style function
3598 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3601 PR tree-optimization/20009
3602 * convert.c (convert_to_integer): Revert 2005-02-16 change.
3604 PR tree-optimization/18947
3605 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
3606 inline, remove all nodes that are inlined into the extern inline
3609 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3611 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
3612 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
3613 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
3614 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
3617 2005-02-17 Roger Sayle <roger@eyesopen.com>
3619 PR tree-optimization/19917
3620 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
3621 to be potentially trapping.
3623 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3625 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
3627 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
3629 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
3630 tem becomes a local variable which is set to the value of the
3631 back end defined INITIAL_FRAME_ADDRESS macro.
3632 (expand_builtin_frame_address): Omit the base parameter to
3633 expand_builtin_return_addr.
3634 (expand_builtin_profile_func): Likewise.
3635 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
3636 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
3637 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
3639 2005-02-17 Jakub Jelinek <jakub@redhat.com>
3641 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
3642 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
3643 * config/frv/frv.c (frv_function_epilogue): Likewise.
3645 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
3647 * lambda-code (perfect_nestify): Remove mark/unmark
3649 * tree-loop-linear.c (linear_transform_loops): Add
3650 rewrite_into_ssa call so that ssa is correct for
3651 rewriting into loop closed.
3653 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
3655 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
3656 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
3658 * bt-load.c (btr_def_live_range, combine_btr_defs,
3659 migrate_btr_def, migrate_btr_defs): Likewise.
3660 * cfgcleanup.c (thread_jump): Likewise.
3661 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
3662 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
3663 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
3664 df_rd_local_compute, df_reg_info_compute): Likewise.
3665 * dominance.c (init_dom_info, free_dom_info): Likewise.
3666 * flow.c (init_propagate_block_info,
3667 free_propagate_block_info): Likewise.
3668 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
3669 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
3670 modify_reg_pav): Likewise.
3671 * loop-invariant.c (find_defs, find_invariant_insn,
3672 find_invariants, free_inv_motion_data): Likewise.
3673 * predict.c (tree_predict_by_opcode,
3674 estimate_bb_frequencies): Likewise.
3675 * stmt.c (expand_case): Likewise.
3676 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
3677 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
3678 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
3679 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
3680 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
3681 rewrite_ssa_into_ssa): Likewise.
3682 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3683 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
3684 analyze_edges_for_bb, perform_edge_inserts): Likewise.
3685 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
3686 * tree-sra.c (tree_sra): Likewise.
3687 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
3688 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3689 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
3690 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3691 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
3692 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
3694 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
3695 calculate_live_on_entry, calculate_live_on_exit,
3696 build_tree_conflict_graph): Likewise.
3697 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
3698 record_important_candidates, set_use_iv_cost, find_depends,
3699 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
3700 tree_ssa_iv_optimize_finalize): Likewise.
3701 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
3702 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
3703 tree_duplicate_loop_to_header_edge): Likewise.
3704 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
3705 * tree-ssa.c (verify_flow_insensitive_alias_info,
3706 verify_name_tags, verify_ssa, init_tree_ssa,
3707 delete_tree_ssa): Likewise.
3708 * tree-ssanames.c (marked_ssa_names, init_ssanames,
3709 fini_ssanames): Likewise.
3710 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
3712 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
3714 * config/rs6000/t-rtems: Completely reworked.
3716 2005-02-17 Ira Rosen <irar@il.ibm.com>
3718 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
3720 2005-02-17 Ira Rosen <irar@il.ibm.com>
3722 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
3723 POINTER_TYPE_P when checking that type is a pointer.
3724 (vect_get_memtag): Remove.
3725 (vect_address_analysis): Use POINTER_TYPE_P. Call
3726 vect_object_analysis with dummy parameter for memtag.
3727 (vect_object_analysis): Extract memtag (functionality that
3728 used to be in vect_get_memtag and moved here). Fix printings.
3729 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
3730 with correct parameters. Remove call to vect_get_memtag.
3732 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
3734 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
3735 (tree-vectorizer.o): Added missing dependencies.
3737 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
3739 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
3740 declaration in tree-vectorizer.c, now has an extern declaration in
3742 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3743 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3744 get_vectype_for_scalar_type, vect_is_simple_use,
3745 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3746 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
3747 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
3748 vectorizable_store, vectorizable_operation, vectorizable_assignment,
3749 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
3750 find_loop_location): Likewise.
3752 * tree-vectorizer.c (langhooks.h): #include removed.
3753 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
3754 moved to tree-vectorized.h.
3755 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3756 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3757 get_vectype_for_scalar_type, vect_is_simple_use,
3758 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3759 vect_supportable_dr_alignment, new_loop_vec_info,
3760 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
3761 vect_set_verbosity_level, find_loop_location): Likewise.
3763 (vect_analyze_loop): Function externalized. Declaration moved to
3764 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
3765 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
3766 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
3767 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
3768 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
3769 vect_enhance_data_refs_alignment, vect_analyze_operations,
3770 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
3771 vect_stmt_relevant_p, vect_get_loop_niters,
3772 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
3773 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
3774 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
3775 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
3776 vect_get_memtag): Likewise.
3778 (vectorizable_load): Function externalized. Declaration moved to
3779 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
3780 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
3781 vect_transform_loop): Likewise.
3782 (vect_transform_stmt): Moved to tree-vect-transform.c.
3783 (vect_align_data_ref, vect_create_destination_var,
3784 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
3785 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
3786 vect_get_vec_def_for_operand, vect_init_vector,
3787 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
3788 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
3789 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
3790 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
3791 vect_do_peeling_for_loop_bound): Likewise.
3793 * tree-vect-analyze.c: New file.
3794 * tree-vect-transform.c: New file.
3796 2005-02-17 Jason Merrill <jason@redhat.com>
3798 PR mudflap/19319, c++/19317
3799 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
3802 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
3804 * doc/install.texi (Specific): Update link for Darwin-specific
3807 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
3809 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
3810 constant_boolean_node.
3812 2005-02-16 David Edelsohn <edelsohn@gnu.org>
3815 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
3816 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
3818 2005-02-16 Richard Henderson <rth@redhat.com>
3821 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
3823 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
3824 replace uses with Wtype_MAXp1_F.
3825 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
3826 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
3827 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
3828 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
3829 and HAVE_TFMODE as appropriate.
3830 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
3831 (__floatdisf): Likewise.
3832 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
3833 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
3834 (Wtype_MAXp1_F): New.
3835 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
3836 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
3838 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
3841 * arm.c (arm_apply_result_size): New function.
3842 * arm.h (APPLY_RESULT_SIZE): Define.
3843 * arm-protos.h (arm_apply_result_size): Add prototype.
3844 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
3845 (movxf): New expand.
3846 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
3847 (call_value_symbol): Remove predicate for operand 0.
3848 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
3849 (untyped_call): Rework to correclty return values for any type.
3850 (untyped_return): New expand.
3851 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
3853 2005-02-16 Stan Shebs <shebs@apple.com>
3855 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
3856 * config/rs6000/t-darwin8: New, for 64-bit multilib.
3858 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3860 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
3861 configure settings on Solaris 7 and later.
3863 2005-02-16 Diego Novillo <dnovillo@redhat.com>
3865 PR tree-optimization/19865
3866 * tree-optimize.c (init_tree_optimization_passes): Run
3867 pass_may_alias after pass_sra.
3869 2005-02-16 Richard Henderson <rth@redhat.com>
3870 Stuart Hastings <stuart@apple.com>
3873 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
3874 Do nothing if debug info suppressed for this function.
3875 (dbxout_begin_function): Early exit if debug info suppressed for
3878 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
3881 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
3883 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3885 PR tree-optimization/19967
3886 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
3887 expand_builtin_strchr, expand_builtin_strrchr): Take a new
3888 argument TYPE. Adjust calls to fold_builtin_XXX.
3889 (expand_builtin, fold_builtin_1): Adjust calls to
3891 (fold_builtin_strchr, fold_builtin_strpbrk,
3892 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
3893 result to a requested type TYPE.
3895 2005-02-16 Jakub Jelinek <jakub@redhat.com>
3898 * fold-const.c (fold): Don't optimize (T)(x & cst) to
3899 (T)x & (T)cst if (T)cst overflows.
3900 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
3901 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
3903 2005-02-15 Jeff Law <law@redhat.com>
3905 * gcse.c (blocks_with_calls): New bitmap.
3906 (alloc_gcse_mem): Allocate it.
3907 (free_gcse_mem): Free it.
3908 (clear_modifY_mem_tables): Clear it.
3909 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
3910 when we encounter CALL_INSNs.
3911 (compute_transp, case MEM): Handle blocks with calls separate
3912 from blocks without calls. Use bitmap iterators rather than
3915 2005-02-15 Peter O'Gorman <peter@pogma.com>
3918 * mklibgcc.in (vis_hide): Use a temporary object file, not
3921 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
3924 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
3925 access optimization.
3927 2005-02-15 David Edelsohn <edelsohn@gnu.org>
3928 Alan Modra <amodra@bigpond.net.au>
3931 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
3932 (_xlqsub): Rename to __gcc_qsub.
3933 (_xlqmul): Rename to __gcc_qmul.
3934 (_xlqdiv): Rename to __gcc_qdiv.
3935 Provide versioned symbol aliases with old names.
3936 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
3937 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
3938 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3939 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3940 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3942 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3944 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
3945 Fold ~(A - 1) and ~(A + -1) to -A.
3947 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3951 * config/host-linux.c (linux_gt_pch_use_address): Copy from
3952 config/pa/pa-host.c:pa_gt_pch_use_address.
3954 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
3956 * tree-vn.c (get_value_handle): Make sure that given an
3957 is_gimple_min_invariant expression, we always return it.
3959 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3961 * passes.c (rest_of_handle_gcse): Fix a comment.
3963 2005-02-15 Jeff Law <law@redhat.com>
3965 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
3967 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
3968 (canon_list_insert, record_last_mem_set_info): Similarly.
3969 (clear_modify_mem_tables): Similarly.
3971 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3973 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
3974 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
3975 config/mips/mips.md, config/rs6000/aix.h,
3976 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
3978 2005-02-15 Richard Henderson <rth@redhat.com>
3980 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
3981 call to be best_edge.
3983 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3985 * basic-block.h: Adjust the prototype for find_basic_blocks.
3986 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3987 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3990 * flow.c (recompute_reg_usage): Remove all arguments.
3991 * passes.c (rest_of_compilation): Adjust the call to
3992 recompute_reg_usage.
3993 * rtl.h: Adjust the prototype for recompute_reg_usage.
3995 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3997 * tree-dump.c (dump_files): Update to reflect new member
3999 (dump_register): Add new argument.
4001 (dump_switch_p_1): Check against glob name if doglob was passed.
4002 (dump_switch_p): Check against regular first, then glob if
4003 we didn't have any hits on the dump name.
4004 * tree-optimize.c (register_one_dump_file):
4005 Pass in glob name as well.
4006 * tree-pass.h (struct dump_file_info): Add glob
4009 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
4011 PR preprocessor/16323
4012 * doc/invoke.texi: Document that -Wendif-labels is on by default.
4014 2005-02-14 David Edelsohn <edelsohn@gnu.org>
4017 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
4018 (trunctfdf2_internal1): New.
4019 (trunctfdf2_internal2): Renamed from trunctfdf2.
4021 2005-02-14 Diego Novillo <dnovillo@redhat.com>
4023 PR tree-optimization/19853
4024 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
4026 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4028 * passes.c (rest_of_handle_loop_optimize): Remove calls to
4029 delete_dead_jumptables and cleanup_cfg.
4031 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
4033 * reload.c (find_reloads): Swap address_reloaded flags when
4034 swapping commutative operands.
4036 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
4038 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
4039 Use standard_iv_increment_position for computing the bsi position
4041 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
4044 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
4047 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
4048 life range of hard registers.
4049 * value-prof.c (insn_prefetch_values_to_profile): Only
4052 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
4053 profile in libcalls.
4055 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
4057 * bitmap.h (bitmap_and_compl_into): Return bool.
4058 * bitmap.c (bitmap_and_compl_into): Return changed flag.
4060 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4062 PR tree-optimization/19944
4063 * fold-const.c (fold): Re-add ABS_EXPR folding.
4065 2005-02-13 David Edelsohn <edelsohn@gnu.org>
4068 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
4069 {TARGET,MASK}_XL_COMPAT.
4070 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
4072 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
4073 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
4075 (rs6000_arg_partial_bytes): Same.
4076 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
4077 and XL compatibility enabled.
4078 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
4079 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
4080 test to final condition.
4081 (cmptf_internal2): New.
4082 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
4083 xl-compat. Add TFmode information to description.
4085 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
4087 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
4089 2005-02-13 Jason Merrill <jason@redhat.com>
4092 * fold-const.c (fold_indirect_ref_1): Split out from...
4093 (build_fold_indirect_ref): Here.
4094 (fold_indirect_ref): New fn.
4095 * tree.h: Declare it.
4096 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
4097 (gimplify_modify_expr_rhs): Likewise.
4098 (gimplify_expr): Likewise.
4100 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4102 PR tree-optimization/14303
4103 PR tree-optimization/15784
4104 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
4105 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
4106 ABS_EXPR<x> != 0 to x != 0.
4108 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
4110 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
4111 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
4112 spelling conventions.
4114 * passes.c (rest_of_handle_gcse): Don't run cse_main and
4115 delete_trivially_dead_insns too many times.
4117 * passes.c (rest_of_handle_gcse): Remove dead assignments to
4120 2005-02-12 Ira Rosen <irar@il.ibm.com>
4122 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
4123 (vect_is_simple_iv_evolution): Remove redundant parameter
4125 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
4126 without last parameter.
4127 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
4128 Return pointer step. Call vect_is_simple_iv_evolution without
4129 last parameter. Check only that the step is multiple of size
4130 type. Remove stmt_vinfo updates.
4131 (vect_get_memtag_and_dr): Remove.
4132 (vect_get_memtag): New function.
4133 (vect_address_analysis): New function.
4134 (vect_object_analysis): New function.
4135 (vect_analyze_data_refs): Call vect_object_analysis and
4136 vect_get_memtag. Update stmt_vinfo fields.
4138 2005-02-12 Ira Rosen <irar@il.ibm.com>
4140 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
4141 exist and are objects. Remove checks for pointer.
4142 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
4143 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
4144 (vect_create_data_ref_ptr): Likewise.
4145 (vect_base_addr_differ_p): New function.
4146 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
4147 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
4148 Don't set the DR_BASE_NAME field of data-ref.
4149 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
4151 2005-02-12 Uros Bizjak <uros@kss-loka.si>
4153 * optabs.h (enum optab_index): Add new OTI_ldexp.
4154 (ldexp_optab): Define corresponding macro.
4155 * optabs.c (init_optabs): Initialize ldexp_optab.
4156 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
4158 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
4160 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
4161 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
4163 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
4164 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
4167 2005-02-12 Ira Rosen <irar@il.ibm.com>
4169 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
4171 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
4173 (vect_get_base_and_offset): Always return an address.
4174 (vect_create_addr_base_for_vector_ref): Remove treatment for
4175 different data reference types.
4176 (vect_compute_data_ref_alignment): Rename base to base_address in
4177 stmt_vec_info. Get the object in order to force its alignment.
4178 (vect_get_memtag_and_dr): Rename base to base_address in
4179 stmt_vec_info. Extract the object for memtag analysis.
4181 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
4183 PR regression/19898.
4184 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
4185 changes cc_status, use apply modified_in_p to part of cc_status
4186 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
4189 2005-02-11 Richard Henderson <rth@redhat.com>
4191 * tree-complex.c (expand_complex_libcall): New.
4192 (expand_complex_multiplication): Use it for c99 compliance.
4193 (expand_complex_division): Likewise.
4194 * fold-const.c (fold_complex_add, fold_complex_mult): New.
4196 * builtins.c (built_in_names): Remove const.
4197 * tree.c (build_common_builtin_nodes): Build complex arithmetic
4199 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
4200 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
4201 (built_in_names): Remove const.
4202 * c-common.c (c_common_type_for_mode): Handle complex modes.
4203 * flags.h, toplev.c (flag_complex_method): Rename from
4204 flag_complex_divide_method.
4205 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
4206 __mulsc3, __muldc3, __mulxc3, __multc3): New.
4207 * libgcc2.h: Declare them.
4208 * libgcc-std.ver: Export them.
4209 * mklibgcc.in (lib2funcs): Build them.
4211 2005-02-11 Steven Bosscher <stevenb@suse.de>
4213 PR tree-optimization/19876
4214 Partially revert my change from 2005-01-14
4215 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
4216 (compute_antic): ...and remove the loop here.
4218 2005-02-11 Jakub Jelinek <jakub@redhat.com>
4221 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
4222 is number of inner's bits, avoid creating a BIT_FIELD_REF.
4224 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
4225 crtend.o if -pie. Use %{x:a;:b} spec syntax.
4227 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
4229 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
4230 offsets for the big-endian 32-bit case.
4232 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
4234 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4236 2005-02-11 Dale Johannesen <dalej@apple.com>
4238 * cselib.c (cselib_process_insn): Clear out regs where
4239 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
4240 * reload.c (find_equiv_reg): Ditto.
4242 2005-02-11 Ian Lance Taylor <ian@airs.com>
4244 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
4247 * tree.c (build_function_type_list): Work correctly if there are
4250 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
4252 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
4253 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
4254 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
4255 TARGET_ZARCH instead of TARGET_64BIT.
4257 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
4259 * config/rs6000/t-rtems:
4260 (MULTILIB_OPTIONS): Remove mcpu=602.
4261 (MUTLILIB_DIRNAMES): Remove m602.
4262 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
4263 Let mcpu=602 match mcpu=603.
4264 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
4266 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4268 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
4271 2005-02-10 David Daney <ddaney@avtrex.com>
4273 * config/alpha/linux-unwind.h: Add exception clause to copyright.
4274 * config/i386/linux-unwind.h: Likewise.
4275 * config/ia64/linux-unwind.h: Likewise.
4276 * config/mips/linux-unwind.h: Likewise.
4277 * config/pa/linux-unwind.h: Likewise.
4278 * config/rs6000/linux-unwind.h: Likewise.
4279 * config/s390/linux-unwind.h: Likewise.
4280 * config/sh/linux-unwind.h: Likewise.
4281 * config/sparc/linux-unwind.h: Likewise.
4283 2005-02-10 Steven Bosscher <stevenb@suse.de>
4285 PR tree-optimization/17549
4286 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
4287 TER to replace a DEF with its expression if the DEF and the
4288 rhs of the expression we replace into have the same root
4291 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
4293 * config/mips/mips.md: Fix the placement of the match_scratch in the
4296 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4298 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
4301 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
4303 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
4304 (strip_offset): Handle addresses.
4305 (add_address_candidates): Use strip_offset.
4306 (difference_cost): Reflect strip_offset change.
4307 (force_var_cost, difference_cost): Strip nops.
4309 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4311 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
4313 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
4314 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
4315 config/cris/cris-protos.h, config/cris/cris.c: Update
4318 2005-02-10 Jeff Law <law@redhat.com>
4320 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
4321 (lookup_avail_expr): Similarly.
4323 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
4325 * builtins.c (fold_builtin_powi): New function.
4326 (fold_builtin_1): Call it.
4328 2005-02-10 Steven Bosscher <stevenb@suse.de>
4330 PR documentation/19309
4331 * doc/cpp.texi: The __GNUC__ and related predefined macros
4332 are also defined for the "standalone" cpp.
4333 Some non-GCC compilers may also define __GNUC__.
4335 2005-02-10 Jakub Jelinek <jakub@redhat.com>
4338 * c-typeck.c (common_type): New routine. Old common_type renamed
4340 (c_common_type): ...this.
4341 (build_conditional_expr, build_binary_op): Use c_common_type instead
4344 2005-02-10 Steven Bosscher <stevenb@suse.de>
4346 * doc/md.texi: Replace @samp{length} with @code{length}.
4348 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4350 PR tree-optimization/18687
4351 * tree-flow.h (find_loop_niter): Declare.
4352 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
4353 Try using scev even for loops with more than one exit.
4354 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
4355 (struct ivopts_data): Added niters field.
4356 (struct nfe_cache_elt): New.
4357 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
4359 (tree_ssa_iv_optimize_init): Initialize niters cache.
4360 (determine_number_of_iterations): Removed.
4361 (find_induction_variables): Do not call determine_number_of_iterations.
4362 Access niters for single exit through niter_for_single_dom_exit.
4363 (add_iv_outer_candidates): Access niters for single exit through
4364 niter_for_single_dom_exit.
4365 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
4366 number_of_iterations_cond.
4367 (iv_period): New function.
4368 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
4369 (may_replace_final_value): Take data argument. Use
4370 niter_for_single_dom_exit.
4371 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
4372 (rewrite_use_compare): Pass data to may_eliminate_iv.
4373 (rewrite_use_outer): Pass data to may_replace_final_value.
4374 (free_loop_data): Clean up the niters cache.
4375 (tree_ssa_iv_optimize_finalize): Free the niters cache.
4376 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
4377 * tree-ssa-loop-niter.c (find_loop_niter): New function.
4378 (find_loop_niter_by_eval): Use tree_int_cst_lt.
4379 (num_ending_zeros): Moved to tree.c.
4380 * tree.h (num_ending_zeros): Declare.
4381 * tree.c (num_ending_zeros): Moved from tree.c.
4383 2005-02-09 Richard Henderson <rth@redhat.com>
4385 * builtins.c (DEF_BUILTIN): Add COND argument.
4386 * tree.h (DEF_BUILTIN): Likewise.
4387 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
4388 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
4390 (DEF_BUILTIN_STUB): New.
4391 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
4392 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
4393 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
4394 * c-common.c (DEF_BUILTIN): Add COND argument.
4395 * tree.c (local_define_builtin): New.
4396 (build_common_builtin_nodes): New.
4398 2005-02-09 Roger Sayle <roger@eyesopen.com>
4400 * fold-const.c (fold_strip_sign_ops): New function to simplify a
4401 floating point expression ignoring the sign of the result.
4402 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
4403 (fold) <MULT_EXPR>: Use it to simplify x*x.
4404 * tree.h (fold_strip_sign_ops): Prototype here.
4405 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
4406 argument. Use fold_strip_sign_ops to simplify the first argument.
4407 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
4408 first argument when the second argument is an even integer
4409 constant, but only with -funsafe_math_optimizations.
4410 (fold_builtin_1): Update call to fold_builtin_copysign.
4412 2005-02-09 Ian Lance Taylor <ian@airs.com>
4415 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
4416 just check whether EH_FILTER_FAILURE falls through.
4418 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
4420 * gcc/haifa-sched.c (schedule_block): Make queued sched group
4421 insns return to ready list in the next turn.
4423 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4426 * builtins.def: New __builtin_powi[lf].
4427 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
4428 (expand_builtin_powi): New function.
4429 (expand_builtin): Dispatch to expand_builtin_powi.
4430 * libgcc2.h: Add prototypes for __builtin_powi[lf].
4431 * libgcc2.c: Add __builtin_powi[lf] implementation.
4432 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
4433 * optabs.h: Add powi_optab.
4434 * optabs.c (init_optabs): Initialize powi_optab.
4435 * doc/extend.texi: Document __builtin_powi[lf].
4437 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
4439 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
4442 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4445 * fold-const.c (try_move_mult_to_index): Remove redundant
4446 type argument. Create ADDR_EXPR with correct type.
4447 (fold): Update callers of try_move_mult_to_index. Convert
4448 result to the appropriate type.
4450 2005-02-09 Roger Sayle <roger@eyesopen.com>
4453 * config/avr/avr.c (default_rtx_costs): Delete.
4454 (avr_operand_rtx_cost): New function.
4455 (avr_rtx_costs): Completely rewrite.
4457 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
4460 * config/cris/cris.c (in_code): New variable.
4461 (cris_output_addr_const): Now a static function, a wrapper for
4463 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
4464 case from old cris_output_addr_const.
4465 (cris_asm_output_label_ref): Similar for LABEL_REF.
4466 (cris_output_addr_const_extra): Similar for UNSPEC.
4467 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
4468 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
4469 * config/cris/cris-protos.h (cris_output_addr_const): Remove
4471 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
4472 (cris_asm_output_label_ref): Declare.
4474 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
4476 PR preprocessor/19801
4477 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
4478 filenames that changed when libcpp was moved to the toplevel.
4480 2005-02-07 Roger Sayle <roger@eyesopen.com>
4482 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4483 zero extensions of BImode operands. Call lowpart_subreg instead
4484 of gen_lowpart_common and gen_lowpart_SUBREG.
4486 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
4489 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
4490 * configure.ac: Set cc_for_cross_gnattools.
4491 * configure: Regenerate.
4493 2005-02-08 Alan Modra <amodra@bigpond.net.au>
4496 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
4498 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4501 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
4502 of nested functions.
4504 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
4506 * doc/extend.texi: Document deprecated extensions allowing
4507 static floating-point members to have initializers and allowing
4508 floating-point literals in integral constant expressions.
4510 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
4512 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
4513 config/darwin7.h, config/mips/mips.c,
4514 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
4517 * cse.c: Update comments.
4519 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
4522 * builtins.c (fold_builtin_sqrt): Transform
4523 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
4526 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
4527 Dorit Naishlos <dorit@il.ibm.com>
4529 * doc/invoke.texi (ftree-vectorizer-verbose): New.
4530 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
4531 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
4533 * tree.h (vect_set_verbosity_level): New extern function declaration
4535 * tree-vectorizer.h (verbosity_levels): New enum type.
4536 * tree-vectorizer.c (vect_debug_stats): Function removed.
4537 (vect_debug_details): Likewise.
4538 (vect_verbosity_level): Global variable was defined and initialized.
4539 (vect_dump): Global variable definition.
4540 (vect_print_dump_info): New function.
4541 (vect_set_dump_settings): New function.
4542 (vect_set_verbosity_level): New function.
4543 (vectorize_loops): Add call to vect_set_dump_settings.
4545 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
4546 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4547 (slpeel_tree_peel_loop_to_edge): Likewise.
4549 (vect_analyze_offset_expr): Call to vect_print_dump_info with
4550 appropriate verbosity level instead of call to vect_debug_details
4551 or vect_debug_stats.
4552 (vect_get_base_and_offset):
4553 (vect_create_addr_base_for_vector_ref):
4554 (get_vectype_for_scalar_type):
4555 (vect_create_data_ref_ptr):
4557 (vect_get_vec_def_for_operand):
4558 (vect_finish_stmt_generation):
4559 (vectorizable_assignment):
4560 (vectorizable_operation):
4561 (vectorizable_store):
4562 (vectorizable_load):
4563 (vect_transform_stmt):
4564 (vect_update_ivs_after_vectorizer):
4565 (vect_do_peeling_for_loop_bound):
4566 (vect_update_inits_of_drs):
4567 (vect_do_peeling_for_alignment):
4568 (vect_transform_loop):
4569 (vect_is_simple_use):
4570 (vect_analyze_operations):
4571 (vect_is_simple_iv_evolution):
4572 (vect_analyze_scalar_cycles):
4573 (vect_analyze_data_ref_dependence):
4574 (vect_analyze_data_ref_dependences):
4575 (vect_compute_data_ref_alignment):
4576 (vect_enhance_data_refs_alignment):
4577 (vect_analyze_data_refs_alignment):
4578 (vect_analyze_data_ref_access):
4579 (vect_analyze_data_ref_accesses):
4580 (vect_analyze_pointer_ref_access):
4581 (vect_get_memtag_and_dr):
4582 (vect_analyze_data_refs):
4583 (vect_mark_relevant):
4584 (vect_stmt_relevant_p):
4585 (vect_mark_stmts_to_be_vectorized):
4586 (vect_can_advance_ivs_p):
4587 (vect_get_loop_niters):
4588 (vect_analyze_loop_form):
4589 (vect_analyze_loop):
4590 (vectorize_loops): Likewise.
4592 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
4593 (vect_update_inits_of_drs):
4594 (vect_do_peeling_for_alignment):
4595 (vect_transform_loop):
4596 (vect_analyze_operations):
4597 (vect_analyze_scalar_cycles):
4598 (vect_analyze_data_ref_dependences):
4599 (vect_analyze_data_refs_alignment):
4600 (vect_analyze_data_ref_accesses):
4601 (vect_analyze_data_refs):
4602 (vect_mark_stmts_to_be_vectorized):
4603 (vect_get_loop_niters):
4604 (vect_analyze_loop_form):
4605 (vect_analyze_loop): Likewise.
4606 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
4608 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
4612 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4613 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4614 either -ffast-math or -funsafe-math-optimizations is in use.
4616 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4617 * config/mips/irix-csr.c: New file.
4618 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4619 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4620 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4623 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
4625 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
4626 redundant, incorrect definitions.
4628 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
4630 ("*tls_indirect_call"): New, reference hard regs directly.
4631 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
4633 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4635 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
4636 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
4638 2005-02-06 Roger Sayle <roger@eyesopen.com>
4640 PR rtl-optimization/19800
4641 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
4642 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
4645 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4647 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
4649 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
4652 * doc/invoke.texi: Correct documentation of -freorder-functions.
4654 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4657 * doc/invoke.texi: Don't mention gccbug.
4659 2005-02-06 Roger Sayle <roger@eyesopen.com>
4660 Andrew Pinski <pinskia@physics.uc.edu>
4661 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4663 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4664 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
4665 into just (zero_extract:SI FOO (const_int 1) BAR).
4667 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4669 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
4670 macro locally. Don't give last revision date. Use GCC version
4671 number from gcc-common.texi.
4672 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
4673 revision date. Use GCC version number from gcc-common.texi.
4674 Describe being a library as current state rather than as 3.x
4676 * doc/gcc.texi: Remove last update date.
4677 * doc/gccint.texi: Likewise. Update copyright dates.
4678 * doc/install.texi: Update copyright dates.
4680 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4683 * doc/invoke.texi: Mention for each option included in -Wall that
4684 it is included in -Wall.
4685 * doc/gcc.texi: Update copyright and last modification date.
4687 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4689 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
4690 unnecessary cast to original induction variable increments.
4692 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4694 PR tree-optimization/18219
4695 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
4696 in distributed form.
4698 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
4700 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
4701 Set bitpos and offset later in the function. Do nothing if the
4702 target is a register and if the bitfield lies completely outside
4704 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
4705 here. Return an uninitialised register if the source value is stored
4706 in a register and the bitfield lies completely outside that register.
4708 2005-02-06 Steven Bosscher <stevenb@suse.de>
4710 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
4713 2005-02-06 Marcin Dalecki <martin@dalecki.de>
4715 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
4717 2005-02-06 Geoffrey Keating <geoffk@apple.com>
4719 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
4720 * config/darwin8.h: New.
4721 * config/darwin7.h: Update comment.
4723 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4724 Dorit Naishlos <dorit@il.ibm.com>
4726 * tree-vectorizer.h (LOC): New type.
4727 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
4728 (loop_line_number): New field in struct _loop_vec_info.
4729 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
4731 * tree-vectorizer.c (input.h): Included.
4732 (find_loop_location): New function.
4733 (vect_debug_stats): Argument changed from loop to LOC. Computation of
4734 loop line number removed.
4735 (vect_debug_details): Likewise.
4736 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
4738 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
4739 call to vect_debug_details/stats changed from loop to loop_loc.
4740 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4741 (slpeel_tree_peel_loop_to_edge): Likewise.
4743 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
4744 changed from NULL to UNKNOWN_LOC.
4745 (vect_get_base_and_offset):
4746 (vect_create_addr_base_for_vector_ref):
4747 (get_vectype_for_scalar_type):
4748 (vect_create_data_ref_ptr):
4750 (vect_get_vec_def_for_operand):
4751 (vect_finish_stmt_generation):
4752 (vectorizable_assignment):
4753 (vectorizable_operation):
4754 (vectorizable_store):
4755 (vectorizable_load):
4756 (vect_transform_stmt):
4757 (vect_update_ivs_after_vectorizer):
4758 (vect_do_peeling_for_loop_bound):
4759 (vect_do_peeling_for_alignment):
4760 (vect_transform_loop):
4761 (vect_is_simple_use):
4762 (vect_analyze_operations):
4763 (vect_is_simple_iv_evolution):
4764 (vect_analyze_scalar_cycles):
4765 (vect_analyze_data_ref_dependences):
4766 (vect_compute_data_ref_alignment):
4767 (vect_enhance_data_refs_alignment):
4768 (vect_analyze_data_ref_access):
4769 (vect_analyze_data_ref_accesses):
4770 (vect_analyze_pointer_ref_access):
4771 (vect_get_memtag_and_dr):
4772 (vect_analyze_data_refs):
4773 (vect_mark_relevant):
4774 (vect_stmt_relevant_p):
4775 (vect_mark_stmts_to_be_vectorized):
4776 (vect_can_advance_ivs_p):
4777 (vect_get_loop_niters):
4778 (vect_analyze_loop):
4779 (vectorize_loops): Likewise.
4781 (vectorizable_load): Argument in call to vect_debug_details/stats
4782 changed from loop to LOOP_LOC (loop_vinfo).
4783 (vect_transform_loop):
4784 (vect_analyze_operations):
4785 (vect_analyze_scalar_cycles):
4786 (vect_analyze_data_ref_dependence):
4787 (vect_enhance_data_refs_alignment):
4788 (vect_analyze_data_ref_accesses):
4789 (vect_analyze_pointer_ref_access):
4790 (vect_analyze_data_refs):
4791 (vect_analyze_loop): Likewise.
4793 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
4794 changed from loop to loop_loc.
4796 (vect_enhance_data_refs_alignment): Removed unused variable loop.
4798 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4799 Dorit Naishlos <dorit@il.ibm.com>
4801 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
4803 (vect_analyze_data_ref_dependences): Likewise.
4805 (vect_is_simple_use): Argument changed from loop structure to
4806 loop_vect_info structure.
4807 (vect_can_advance_ivs_p): Likewise.
4808 (vect_create_index_for_vector_ref): Likewise.
4809 (vect_update_ivs_after_vectorizer): Likewise.
4810 (new_stmt_vec_info): Likewise.
4812 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
4813 changed from loop to loop_vinfo.
4814 (vect_create_data_ref_ptr): First argument in call to
4815 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
4816 (vectorizable_assignment): Second argument in call to vect_is_simple_use
4817 was changed from loop to loop_vinfo.
4818 (vectorizable_operation): Likewise.
4819 (vectorizable_store): Likewise.
4820 (vect_mark_stmts_to_be_vectorized): Likewise.
4821 (vect_do_peeling_for_loop_bound): First argument in call to
4822 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
4823 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
4824 was changed from loop to loop_vinfo.
4825 (vect_analyze_data_ref_dependences): Third argument in call to
4826 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
4828 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
4829 (vect_create_data_ref_ptr): Likewise.
4830 (vect_init_vector): Likewise.
4831 (vect_get_vec_def_for_operand): Likewise.
4832 (vectorizable_assignment): Likewise.
4833 (vectorizable_operation): Likewise.
4834 (vectorizable_store): Likewise.
4835 (vectorizable_load): Likewise.
4836 (vect_update_ivs_after_vectorizer): Likewise.
4837 (vect_is_simple_use): Likewise.
4838 (vect_analyze_data_ref_dependence): Likewise.
4839 (vect_analyze_pointer_ref_access): Likewise.
4840 (vect_can_advance_ivs_p): Likewise.
4842 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
4843 before _stmt_vec_info.
4844 (_stmt_vec_info): Loop field replaced by loop_vec_info.
4845 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
4846 (new_stmt_vec_info): Argument changed from loop structure to
4847 loop_vect_info structure
4849 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
4850 (vect_analyze_offset_expr): Avoid 80 columns overflow.
4851 (vect_create_addr_base_for_vector_ref): Likewise.
4852 (vect_analyze_pointer_ref_access): Likewise.
4854 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4857 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
4858 phi flag if the phi is abnormal.
4860 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4863 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
4864 information for the new statement.
4866 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4869 * gcc.c (main): Include the target in -v output.
4871 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
4873 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
4874 Do not drop the extend if we'd have to add a paradoxical subreg
4875 later. Include optabs.h and insn-codes.h.
4876 * Makefile.in (combine.o): Depend on $(OPTABS_H).
4878 2005-02-02 Roger Sayle <roger@eyesopen.com>
4881 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
4882 * fold-const.c (const_binop): Avoid constant folding floating
4883 point operations in modes that use composite representations.
4884 * simplify-rtx.c (simplify_binary_operation): Likewise.
4886 2005-02-02 Geoffrey Keating <geoffk@apple.com>
4888 * config/rs6000/altivec.md (altivec_dst): Make the first operand
4890 (altivec_dstt): Likewise.
4891 (altivec_dstst): Likewise.
4892 (altivec_dststt): Likewise.
4893 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
4896 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4898 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
4899 EXPR_LOCUS from orig_cond to the new cond_stmt.
4900 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
4903 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4905 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
4906 standard_iv_increment_position. Remove call to bsi_next
4907 (no need to bump the iterator anymore).
4908 (vect_create_index_for_vector_ref): Call
4909 standard_iv_increment_position. Remove second function argument.
4910 (vect_finish_stmt_generation): Remove call to bsi_next
4911 (no need to bump the iterator anymore).
4912 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
4913 to vect_create_index_for_vector_ref.
4915 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4917 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
4918 phis are used out of the loop.
4920 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4923 * c-decl.c (undef_nested_function): New variable.
4924 (pop_scope): Diagnose undefined nested functions.
4925 (finish_function): Don't attempt cgraph processing or genericizing
4926 if current top-level function contained an undefined nested
4927 function. Reset undef_nested_function at the end of a top-level
4930 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
4932 * tree.c (build_int_cst_type): Take sign of the value into account
4933 when deciding whether sign extend the value.
4935 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4938 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4939 (cpp_options, cc1_options): Change %{std*&ansi} to
4940 %{std*&ansi&trigraphs}.
4942 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4944 * cse.c: Update comments.
4946 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
4948 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
4949 arguments go on the stack. Do not put complex doubles in odd/even
4952 2005-02-02 Steven Bosscher <stevenb@suse.de>
4954 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4955 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
4956 -ftree-pre, and -fthread-jumps.
4958 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
4960 PR tree-optimization/19578
4961 * tree-flow.h (modified_noreturn_calls): Declare.
4962 (noreturn_call_p): Declare.
4963 * tree-flow-inline.h (noreturn_call_p): New function.
4964 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
4965 * tree-cfg.c (modified_noreturn_calls): New variable.
4966 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
4967 that contain a mid-block noreturn call.
4968 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
4970 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4972 * df.c (df_def_record_1, df_uses_record): Don't use
4974 * df.h (DF_FOR_REGALLOC): Remove.
4976 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4979 * c-typeck.c (really_start_incremental_init): Reset
4980 constructor_max_index for arrays of incomplete type.
4982 2005-02-02 Jeff Law <law@redhat.com>
4984 * gcse.c (struct reg_set): Store the block index where the register
4985 was set rather than the setting insn.
4986 (record_one_set, compute_transp): Corresponding changes.
4987 (pre_insert_copy_insn): Do not call replace_one_set.
4988 (replace_one_set): Remove.
4990 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4993 * doc/gcov.texi: Fix typo.
4995 2005-02-01 Richard Henderson <rth@redhat.com
4998 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4999 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
5001 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
5002 * config/i386/i386-protos.h: Update.
5004 2005-02-01 Steven Bosscher <stevenb@suse.de>
5006 PR tree-optimization/19217
5007 * tree-cfg.c (verify_expr): Use the data field to see if TP was
5008 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
5009 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
5010 that it is walking a PHI node.
5012 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
5014 * doc/extend.texi (Nested Functions): Update.
5016 2005-02-01 Richard Henderson <rth@redhat.com>
5019 * optabs.c (expand_copysign_absneg): Export.
5020 * optabs.h (expand_copysign_absneg): Declare.
5021 * config/rs6000/rs6000.md (copysigntf3): New.
5023 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5025 PR tree-optimization/19633
5026 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
5027 * tree-ssa-alias.c (init_alias_info): Initialize.
5028 (merge_pointed_to_info): Set.
5029 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
5030 (dump_points_to_info_for): Show value of pt_null.
5031 (struct count_ptr_d): Declare.
5032 (find_ptr_dereference): Remove.
5033 (ptr_is_dereferenced_by): Remove.
5034 (count_ptr_derefs): New local function.
5035 (count_uses_and_derefs): New local function.
5036 (compute_points_to_and_addr_escape): Call it. If the number
5037 of dereferences is greater than zero, mark the pointer as
5038 dereferenced. If there are fewer dereferences than uses of
5039 the pointer, the pointer's value escapes.
5041 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5043 PR tree-optimization/19670
5044 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
5046 (verify_use): ... set it here, instead.
5048 2005-02-01 Janis Johnson <janis187@us.ibm.com>
5050 * doc/sourcebuild.texi (Test directives): Fix formatting.
5052 * doc/sourcebuild.texi (Test directives): Describe selector
5055 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
5057 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
5058 specific 64-bit CPUs.
5060 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
5063 * arm.c (arm_eliminable_register): New function.
5064 (adjacent_mem_locations): Don't allow eliminable registers. Use
5065 HOST_WIDE_INT for address offsets.
5066 * arm-protos.h (arm_eliminable_register): Add prototype.
5068 2005-02-01 Steven Bosscher <stevenb@suse.de>
5070 PR optimization/15242
5071 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
5072 * basic-block.h (duplicate_computed_gotos): Add prototype.
5073 * bb-reorder.c (duplicate_computed_gotos): New function to
5074 duplicate sufficiently small blocks ending in a computed jump.
5075 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
5076 if not optimizing for size.
5077 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
5078 never do tail merging for blocks ending in a computed jump.
5079 * doc/invoke.texi: Document the max-goto-duplication-insns param.
5081 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
5083 Patch from Richard Sandiford <rsandifo@redhat.com>
5084 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
5085 from inheriting a subreg equivalence with a non-spill register.
5087 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
5089 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
5091 * config/frv/frv.c (movcc_fp_destination_operand): New.
5092 (gpr_or_memory_operand): Fix typo in comment.
5093 (gpr_or_memory_operand_with_scratch): New.
5094 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
5095 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
5096 movcc_fp_destination_operand.
5097 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
5098 Legitimize memory addresses using a scratch register.
5100 2005-01-31 Jeff Law <law@redhat.com>
5102 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
5103 bitmap a sparse bitmap instead of a simple bitmap.
5104 (mark_def_sites_initialize_block): Corresponding changes.
5105 (ssa_mark_def_sites_initialize_block): Likewise.
5106 (ssa_mark_phi_uses): Likewise.
5107 (mark_def_site, ssa_mark_def_sites): Likewise.
5108 (mark_def_site_blocks): Likewise.
5109 (rewrite_ssa_into_ssa): Likewise.
5111 * tree-ssa-dom.c (record_cond): Pass correct variable type
5112 for last argument to htab_find_slot_with_hash.
5114 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
5115 effects when optimizing 0 % X. Do not try to optimize X % 0.
5117 2005-01-31 James E. Wilson <wilson@specifixinc.com>
5119 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
5122 2005-02-01 Eric Christopher <echristo@redhat.com>
5124 * config/mips/mips.c (override_options): Warn if -mint64
5126 * doc/invoke.texi (MIPS Options): Document that -mint64 is
5129 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
5131 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
5133 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
5134 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
5135 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
5136 (cached_regno): Initialize to INVALID_REGNUM.
5137 (cse_reg_info_table_size,
5138 cse_reg_info_table_first_uninitialized,
5139 cse_reg_info_timestamp): New.
5140 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
5142 (init_cse_reg_info, get_cse_reg_info_1): New.
5143 (get_cse_reg_info): Cache the last look-up.
5144 (new_basic_block): Update the code to clear mappings from
5145 registers to cse_reg_info entries.
5146 (cse_main): Call init_cse_reg_info.
5148 * cse.c (get_cse_reg_info): Update a comment.
5150 2005-01-31 Steven Bosscher <stevenb@suse.de>
5153 * c-decl.c (start_decl): Do not warn about arrays of elements with
5154 an incomplete type here.
5155 (grokdeclarator): Do it here by making a pedwarn an error.
5156 * c-typeck.c (push_init_level): If there were previous errors with
5157 the constructor type, do not warn about braces for initializers.
5158 (process_init_element): Likewise for excess initializer elements.
5160 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
5162 * cse.c (delete_trivially_dead_insn): Don't iterate.
5164 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
5166 * config/rs6000/rs6000.md (copysignsf3): New expand.
5167 (copysigndf3): Likewise.
5169 2005-01-31 Steven Bosscher <stevenb@suse.de>
5171 * recog.c (constrain_operands): Only look for earlyclobber operand
5172 conflicts if an '&' constraint was seen.
5174 2005-01-31 Marc Espie <espie@openbsd.org>
5176 * config.gcc: Don't include embedded systems fragment, switches default
5177 debugging format to ELF.
5178 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
5179 longer pick it up there.
5181 2005-01-31 Dale Johannesen <dalej@apple.com>
5183 * doc/extend.texi (nested functions): Fix linkage description.
5184 Clarify that static is not allowed.
5186 2005-01-31 Dale Johannesen <dalej@apple.com>
5188 * config/rs6000/darwin.md (movsf_low_di): Make work.
5189 (movdf_low_di): Make work.
5191 2005-01-31 Dale Johannesen <dalej@apple.com>
5193 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
5194 Make work for 64 bit.
5196 2005-01-31 Roger Sayle <roger@eyesopen.com>
5197 Dale Johannesen <dalej@apple.com>
5200 * fold-const.c (fold_binary_op_with_conditional_arg):
5201 Make types match original operands, before STRIP_NOPS.
5203 2005-01-31 Alan Modra <amodra@bigpond.net.au>
5205 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
5206 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
5207 (struct gcc_sigcontext): Delete. Merge contents to..
5208 (struct gcc_ucontext): ..here.
5209 (get_sigcontext): Delete.
5210 (get_regs): New function, like get_sigcontext but return regs ptr.
5211 64-bit version finds regs from r1 to support vdso.
5212 (ppc_linux_aux_vector): New function.
5213 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
5216 2005-01-31 Ira Rosen <irar@il.ibm.com>
5218 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
5220 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
5221 redundant fold. Fix misalignment for MINUS_EXPR.
5222 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
5223 (vect_analyze_pointer_ref_access): Likewise.
5224 (vect_get_memtag_and_dr): Likewise.
5226 2005-01-31 Richard Henderson <rth@redhat.com>
5228 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
5229 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
5230 absnegdf2_i387, absnegxf2_i387): Likewise.
5232 2005-01-31 Richard Henderson <rth@redhat.com>
5235 * optabs.c (expand_copysign_absneg): New.
5236 (expand_copysign_bit): Split out from ...
5237 (expand_copysign): ... here. Use expand_copysign_absneg.
5239 2005-01-30 Roger Sayle <roger@eyesopen.com>
5242 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
5243 constant as the second operand and a register as the third.
5245 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
5248 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
5249 that dllimport'd functions do not use all call-clobbered registers
5252 2005-01-30 Richard Henderson <rth@redhat.com>
5255 * optabs.c (expand_absneg_bit): Split out from expand_unop and
5256 expand_abs_nojump and generalize. Use operand_subword and
5257 emit_no_conflict_block. Support large modes.
5258 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
5260 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
5261 negation to subtraction.
5262 (expand_copysign): Check that the format has signed zeros.
5263 Use operand_subword and emit_no_conflict_block. Support large modes.
5265 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
5267 Fix PR tree-optimization/19624
5269 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
5270 * tree-ssa-pre.c: Add cfgloop.h.
5272 (pre_stats): New member, constified.
5273 (inserted_exprs): New static variable.
5274 (NECESSARY): New macro.
5275 (create_expression_by_pieces): Fold the expression, and
5276 mark it as defaulting to not necessary. Also put in
5278 (fully_constant_expression): New function.
5279 (insert_into_preds_of_block): Modify to not insert phis when we
5280 are playing with induction variables.
5281 Push phis onto the inserted_exprs vector, and mark them as not
5282 necessary by default.
5283 (insert_aux): Call fully_constant_expression on eprime.
5284 If all edges produce the same value, mark it constant.
5285 (mark_operand_necessary): New function.
5286 (remove_dead_inserted_code): New function.
5287 (init_pre): Init loop optimizer to get loop info.
5288 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
5289 (execute_pre): Commit edge inserts, then remove dead code.
5291 2005-01-30 Richard Henderson <rth@redhat.com>
5293 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
5294 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
5296 2005-01-30 Richard Henderson <rth@redhat.com>
5299 * config/i386/i386.c (ix86_expand_copysign): New.
5300 (ix86_split_copysign_const): New.
5301 (ix86_split_copysign_var): Rename from ix86_split_copysign,
5302 rearrange op1/nmask operands.
5303 * config/i386/i386-protos.h: Update.
5304 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
5305 (copysigndf3): Likewise.
5306 (copysignsf3_const, copysigndf3_const): New.
5307 (copysignsf3_var): Rename from copysignsf3, split out splitter
5308 and fix split predicate for X constraint.
5309 (copysigndf3_var): Similarly.
5311 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
5313 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
5314 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
5315 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
5317 2005-01-29 Richard Henderson <rth@redhat.com>
5320 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
5321 of # and * in constraints.
5323 2005-01-29 Richard Henderson <rth@redhat.com>
5326 * expr.c (store_field): Don't strip sub-mode cast when the input
5327 data is even smaller.
5329 2005-01-29 Richard Henderson <rth@redhat.com>
5332 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
5335 2005-01-29 Richard Henderson <rth@redhat.com>
5337 * combine.c (make_field_assignment): Fix argument order
5340 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
5342 PR tree-optimization/15791
5343 * fold-const.c (extract_array_ref): New function.
5344 (fold): Fold comparisons between &a[i] and &a[j] or
5345 semantically equivalent trees.
5347 2005-01-29 Jeff Law <law@redhat.com>
5349 * gcse.c (insert_expr_in_table): Revamp handling of available
5350 and anticipatable occurrence lists to avoid unnecessary list
5352 (insert_set_in_table): Similarly.
5354 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
5356 * c-common.c (fix_string_type): Just use c_build_qualified_type to
5358 (c_build_qualified_type): Build qualified array types with
5359 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
5360 * c-decl.c (c_make_fname_decl): Build unqualified array type
5361 before qualified type.
5362 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
5363 type is qualified, not just if type itself is. Don't apply
5364 qualifiers to array type when declarator is processed. Apply
5365 qualifiers to field type whether or not it is an array type.
5366 Don't handle array types specially for applying qualifiers to
5368 * c-typeck.c (composite_type): Build unqualified element type and
5369 array type when forming composite of array types.
5370 (common_pointer_type, comptypes, comp_target_types,
5371 type_lists_compatible_p, build_indirect_ref, build_array_ref,
5372 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
5374 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
5375 (args2) in variables a1 and a2.
5377 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
5379 * cse.c (n_elements_made, max_elements_made): Remove.
5380 (insert): Don't touch n_elements_made.
5381 (cse_main): Don't touch n_elements_made or max_elements_made.
5383 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
5386 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
5387 configuration part of dp-bit.c to be lost.
5389 2005-01-28 Roger Sayle <roger@eyesopen.com>
5391 * expmed.c (expand_mult_highpart_optab): When attempting to use
5392 a non-widening multiplication in a wider mode, the operands need
5393 to be converted (zero or sign extended) to that mode.
5395 2005-01-28 Ian Lance Taylor <ian@airs.com>
5399 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
5400 through if both operands fall through.
5402 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5404 * cse.c (fold_rtx) <PC>: Don't optimize.
5406 2005-01-28 Jeff Law <law@redhat.com>
5408 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
5409 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
5411 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5413 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
5414 cse_reg_info_used_list_end): Remove.
5415 (cse_reg_info_list, cse_reg_info_list_free): New.
5416 (get_cse_reg_info): When allocating an instance of
5417 cse_reg_info, add it to the beginning of the cse_reg_info_list
5418 list. Remove code to maintain cse_reg_info_used_list.
5419 (new_basic_block): Reset the free list to the beginning of
5422 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
5424 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
5425 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
5426 (frv_expand_mdpackh_builtin): New function.
5427 (frv_expand_builtin): Use it to expand __MDPACKH.
5428 * doc/extend.texi (__MDPACKH): Update documentation.
5430 2005-01-28 Uros Bizjak <uros@kss-loka.si>
5432 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
5433 SSE_FLOAT_MODE_P for use_sse computation.
5435 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
5438 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
5440 2005-01-27 Richard Henderson <rth@redhat.com>
5442 * builtins.c (expand_builtin_copysign): New.
5443 (expand_builtin): Call it.
5444 * genopinit.c (optabs): Add copysign_optab.
5445 * optabs.c (init_optabs): Initialize it.
5446 (expand_copysign): New.
5447 * optabs.h (OTI_copysign, copysign_optab): New.
5448 (expand_copysign): Declare.
5450 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
5451 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
5453 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
5454 (ix86_expand_fp_absneg_operator): ... here.
5455 (ix86_split_copysign): New.
5456 * config/i386/i386-protos.h: Update.
5457 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
5458 (copysignsf3, copysigndf3): New.
5460 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
5461 (copysignsf3, ncopysignsf3): New.
5462 (copysigndf3, ncopysigndf3): New.
5463 (copysignxf3, ncopysignxf3): New.
5464 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
5466 2005-01-27 Arend Bayer <arend.bayer@web.de>
5467 Kazu Hirata <kazu@cs.umass.edu>
5469 * cse.c: (find_best_addr): Don't call copy_rtx before calling
5470 fold_rtx. Save cost recomputation if fold_rtx did nothing.
5471 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
5474 2005-01-27 Jeff Law <law@redhat.com>
5476 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
5477 definitions of SSA_NAMEs which are not being rewritten.
5478 (rewrite_ssa_into_ssa): Only initialize the current definition
5479 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
5480 If checking is enabled, assert that SSA_NAME_AUX is clear for all
5481 SSA_NAMEs before returning.
5483 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
5485 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
5486 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
5487 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
5488 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
5489 config/mips/iris6.h, config/sh/sh.c: Update copyright.
5491 2005-01-27 Steven Bosscher <stevenb@suse.de>
5494 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
5495 higher to -O2 and higher. Likewise for tree PRE.
5496 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
5499 2005-01-27 Ian Lance Taylor <ian@airs.com>
5502 * gimple-low.c (try_catch_may_fallthru): New static function.
5503 (block_may_fallthru): Handle TRY_CATCH_EXPR.
5504 * tree-inline.c (expand_call_inline): Don't warn about reaching
5505 the end of a non-void function being inlined if the function uses
5508 2005-01-27 Jakub Jelinek <jakub@redhat.com>
5510 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
5513 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
5514 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
5515 (implicitly_declare): Handle error_mark_node.
5517 2005-01-27 Richard Henderson <rth@redhat.com>
5520 * tree.h (struct tree_decl): Add debug_expr_is_from.
5521 (DECL_DEBUG_EXPR_IS_FROM): New.
5522 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
5523 * dwarf2out.c (dwarf2out_var_location): Update to match.
5524 * tree-outof-ssa.c (create_temp): Likewise.
5525 * var-tracking.c (track_expr_p): Likewise.
5526 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
5527 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
5528 * toplev.c (default_tree_printer): Likewise.
5530 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
5532 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
5533 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
5535 2005-01-27 Steven Bosscher <stevenb@suse.de>
5537 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
5538 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
5539 ASM_CLOBBERS): Add tree checks.
5541 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
5542 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
5543 * c-common.def (SWITCH_STMT): Update to match.
5544 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
5545 macros instead of SWITCH_EXPR ones.
5546 * c-dump.c (c_dump_tree): Likewise.
5547 * c-gimplify.c (gimplify_switch_stmt): Likewise.
5548 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
5550 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
5552 2005-01-27 Alan Modra <amodra@bigpond.net.au>
5554 * unwind-dw2.c (execute_stack_op): Add missing cases for
5555 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
5557 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
5559 * config.gcc (Obsolete configurations): Remove 'dummy', add
5560 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
5563 2005-01-26 Diego Novillo <dnovillo@redhat.com>
5565 PR tree-optimization/19633
5566 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
5568 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
5569 are no call-clobbered variables.
5570 * tree-outof-ssa.c (check_replaceable): Return false for calls
5573 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
5575 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
5576 even for variables with NULL DECL_INITIAL.
5578 2005-01-26 Stuart Hastings <stuart@apple.com>
5580 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
5582 2005-01-26 Richard Henderson <rth@redhat.com>
5585 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5587 * expr.c (store_field): Strip conversions to odd-bit-sized types
5588 if the destination field width matches.
5590 2005-01-26 Richard Henderson <rth@redhat.com>
5592 * c-decl.c, expmed.c, expr.c: Revert last change.
5594 2005-01-26 Richard Henderson <rth@redhat.com>
5597 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5599 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
5600 if we don't need the bits above those present in the current mode.
5601 * expr.c (store_field): Strip conversions to odd-bit-sized types
5602 if the destination field width matches.
5604 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5606 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5607 either -ffast-math or -funsafe-math-optimizations is in use.
5609 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
5613 * config/avr/avr.c (notice_update_cc): Only set condition code for
5614 ashrqi3 if shift count > 0.
5615 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
5616 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
5617 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
5618 count <= 0 as a no-op, and shift count >= width by copying zero
5619 or sign bit to all bits of the result.
5620 * config/avr/avr.md (all shifts): Add alternatives for zero shift
5621 count, with attribute "length" set to 0 and "cc" set to "none".
5623 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5625 * doc/invoke.texi: Document -mTLS.
5627 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
5628 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
5629 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
5630 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
5631 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
5632 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
5633 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
5634 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
5636 * configure.ac: Check for a TLS capable gas.
5638 * configure: Regenerate.
5640 2005-01-26 Richard Henderson <rth@redhat.com>
5643 * combine.c (make_field_assignment): Simplify store to zero_extract
5644 from a source with an overlapping mask.
5646 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5648 2004-11-11 Eric Christopher <echristo@redhat.com>
5650 * config/frv/frv.md: Add fr400_integer automaton. Don't
5651 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
5654 2005-01-26 Steven Bosscher <stevenb@suse.de>
5657 * cfgbuild.c (make_edges): Do not clear or set
5658 current_function_has_computed_jump.
5659 * function.h (struct function): Remove the has_computed_jump field.
5660 (current_function_has_computed_jump): Do not define.
5661 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
5662 in a computed jump. Ignore current_function_has_computed_jump.
5664 2005-01-26 Richard Henderson <rth@redhat.com>
5667 * expr.c (categorize_ctor_elements): New argument p_must_clear.
5668 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
5670 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
5671 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
5672 objects into static storage if they have more than one non-zero value.
5673 * tree.h (categorize_ctor_elements): Update decl.
5675 2005-01-26 Steven Bosscher <stevenb@suse.de>
5678 * tree.h (CALL_EXPR_TAILCALL): Add comment.
5679 * calls.c (check_sibcall_argument_overlap_1): Revert the change
5680 to this function from 2004-07-10.
5681 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
5682 the current function for tail call optimizations if the address
5683 of one of it its arguments is taken.
5685 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
5687 * cse.c (fold_rtx): Call equiv_constant only when necessary.
5689 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
5691 * function.c (expand_function_end): If current_function_calls_alloca,
5692 emit stack restore in a place that is reached when the function falls
5695 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
5697 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
5698 rule to avoid matching inappropriate suffix rule.
5700 2005-01-26 Jan Hubicka <jh@suse.cz>
5702 PR tree-optimization/19241
5703 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
5705 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5707 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
5708 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
5710 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
5711 <sim*>: Always use crt1.o, regardless of N in simN.
5712 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5713 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
5714 (CRT_CALL_STATIC_FUNCTION): Remove.
5715 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
5716 use crt1.o, regardless of N in simN.
5717 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5718 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
5719 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
5720 case isystem setting.
5721 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
5723 2005-01-25 Ian Lance Taylor <ian@airs.com>
5725 * gimple-low.c (block_may_fallthru): Correct handling of
5726 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
5728 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5730 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
5731 handlers to match indentation; nested under the mtune=* handler.
5732 Similar for mcpu= and march=.
5734 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
5736 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
5737 * config/mips/linux64.h (LIB_SPEC): Likewise.
5738 * config/mn10300/linux.h (LIB_SPEC): Likewise.
5739 * config/sh/linux.h (LIB_SPEC): Likewise.
5741 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
5743 * config/frv/frv.c (frv_legitimize_tls_address): New.
5744 (TARGET_HAVE_TLS): Define.
5745 (FRV_SYMBOL_REF_TLS_P): Define.
5746 (frv_override_options): Handle new register classes.
5747 (frv_legitimate_address_p): Reject tls addresses.
5748 (frv_legitimize_address): Handle TLS addresses.
5749 (gen_inlined_tls_plt): New.
5751 (frv_legitimize_tls_address): New.
5752 (unspec_got_name): Add TLS entries.
5753 (got12_operand): Add R_FRV_TLSMOFF12 case.
5754 (frv_emit_move): Fixup TLS addresses.
5755 (frv_emit_movsi): Legitimize TLS addresses.
5757 * config/frv/frv.h (MASK_BIG_TLS): New.
5758 (TARGET_BIG_TLS): New.
5759 (HAVE_AS_TLS): Define.
5760 (TARGET_SWITCHES): Add -mTLS and -mtls options.
5761 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
5762 (REG_CLASS_NAMES): Same.
5763 (REG_CLASS_CONTENTS): Same.
5764 (CONSTRAINT_LEN): New.
5765 (REG_CLASS_FROM_CONSTRAINT): New.
5766 (PREDICATE_CODES): Add symbolic_operand.
5768 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
5769 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
5770 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
5771 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
5772 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
5773 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
5774 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
5775 GR9_REG, GR14_REG, LRREG.
5776 (type): Add load_or_call attribute.
5777 ("load_or_call"): New reservation.
5778 ("call_gettlsoff"): New.
5779 ("tls_indirect_call"): New.
5780 ("tls_load_gottlsoff12"): New.
5781 ("tlsoff_hilo"): New.
5782 ("tls_tlsdesc_ldd"): New.
5783 ("tls_tlsoff_ld"): New.
5786 * config/frv/frv-protos.h (symbolic_operand): Protoize.
5788 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
5790 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5791 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
5792 * config/frv/frv.c (TLS_BIAS): Define.
5793 (frv_output_dwarf_dtprel): New.
5795 2005-01-26 Jakub Jelinek <jakub@redhat.com>
5797 PR rtl-optimization/19579
5798 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
5799 both A and B, see if they don't clobber registers the other expr uses.
5801 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
5803 * real.c (do_add): Initialize signalling and canonical members.
5805 * real.c (real_from_integer): Zero out destination.
5807 2005-01-18 Jan Hubicka <jh@suse.cz>
5809 PR tree-optimize/19337
5810 * tree-inline.c (initialize_inlined_parameters): Copy
5811 saved_static_chain_decl only.
5813 2005-01-25 Richard Henderson <rth@redhat.com>
5817 * config/i386/i386.c (x86_inter_unit_moves): Zero.
5818 (ix86_preferred_reload_class): Rewrite fp-constant section, with
5819 80387 enabled, to return a proper subclass. Return the subset that
5820 overlaps with GENERAL_REGS for PLUS.
5821 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
5823 2005-01-25 Richard Henderson <rth@redhat.com>
5826 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
5828 2005-01-25 Roger Sayle <roger@eyesopen.com>
5830 * expmed.c (choose_multiplier): Change interface to return the
5831 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
5832 (expand_divmod): Update calls to choose_multiplier.
5834 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5837 * expmed.c (extract_bit_field): Use adjust_address instead of
5838 gen_lowpart when op0 is a MEM.
5840 2005-01-24 Steven Bosscher <stevenb@suse.de>
5842 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
5844 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5846 * config/mips/irix-csr.c: New file.
5847 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5848 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5849 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5852 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
5855 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
5856 sparc/elf.h, add sparc/sp-elf.h.
5857 (sparc-*-rtems*): Likewise.
5858 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
5859 tm-dwarf2.h, add sparc/sp-elf.h.
5860 (sparc86x-*-elf): Likewise.
5861 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
5862 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
5863 TARGET_OS_CPP_BUILTINS.
5864 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5865 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5867 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
5868 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
5869 (SWITCH_TAKES_ARG): Likewise.
5870 (LOCAL_LABEL_PREFIX): Likewise.
5871 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5872 (TARGET_N_FORMAT_TYPES): Delete.
5873 (TARGET_FORMAT_TYPES): Likewise.
5874 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5875 * config/sparc/elf.h: Delete.
5876 * config/sparc/sp-elf.h: New file.
5878 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5880 * tree-flow-inline.h (phi_arg_from_edge): Remove.
5881 * tree-flow.h: Remove the corresponding prototype.
5882 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
5883 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
5885 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5888 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
5889 for AIX ABI or ELF -fPIC.
5890 (rs6000_emit_load_toc_table): Don't create toc_section here.
5891 (rs6000_xcoff_file_start): Nor here.
5893 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
5895 * sh.c (ra.h): Don't #include.
5896 (hard_regs_intersect_p): New function, resurrected from ra.c.
5898 * sh.c: Fix 1996 Copyright.
5900 2005-01-24 Richard Henderson <rth@redhat.com>
5901 Aldy Hernandez <aldyh@redhat.com>
5903 * regrename.c (note_sets): Handle subregs.
5905 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
5908 * genconditions.c (write_header, write_conditions): Elide file if
5911 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5913 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
5914 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
5917 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5919 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
5920 expand_builtin_printf, expand_builtin_fprintf,
5921 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
5922 checking against POINTER_TYPE.
5923 (validate_arglist): Handle POINTER_TYPE code by checking
5926 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
5928 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
5930 (for_each_rtx): Call for_each_rtx_1.
5931 * rtl.h (init_rtlanal): Declare.
5932 * toplev.c (backend_init): Call init_rtlanal.
5934 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5936 * flow.c (propagate_one_insn): Formatting.
5939 * flow.c (libcall_dead_p): Be more conservative if unsure.
5940 If there are any instructions between insn and call, see if they are
5941 all dead before saying the libcall is dead.
5943 2005-01-24 Uros Bizjak <uros@kss-loka.si>
5945 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
5946 operand constraint for operand 0.
5948 2005-01-23 Richard Henderson <rth@redhat.com>
5951 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
5952 edges leading to join block.
5954 2005-01-23 Roger Sayle <roger@eyesopen.com>
5956 * expmed.c (expand_mult_highpart): Make static. Change type of
5957 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
5958 (expand_divmod): Updates calls to expand_mult_highpart by using
5959 gen_int_mode to pass a CONST_INT rtx.
5960 * rtl.h (expand_mult_highpart): Remove prototype.
5962 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5964 * flow.c (regset_bytes, regset_size): Remove.
5966 * cfganal.c: Fix a reference to Harvey's paper.
5968 2005-01-23 Steven Bosscher <stevenb@suse.de>
5970 PR rtl-optimization/19464
5971 * tree-optimize.c (init_tree_optimization_passes): Add one more
5972 copyrename pass just before out-of-ssa.
5974 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
5977 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
5978 * ggc-none.c (ggc_free): Define.
5980 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5982 * cse.c (max_reg, max_insn_uid): Remove.
5983 (cse_main): Don't access max_reg or max_insn_uid.
5985 * c-common.c (explicit_flag_signed_bitfields,
5986 lang_statement_code_p, lang_expand_function_end): Remove.
5987 * c-common.h: Remove the corresponding declarations.
5988 * c-opts.c (c_common_handle_option): Remove all write access
5989 to explicit_flag_signed_bitfields.
5991 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5992 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5993 * cgraph.h: Remove the corresponding declaration.
5995 * gcse.c (null_pointer_info): Remove.
5997 2005-01-23 Roger Sayle <roger@eyesopen.com>
5998 Eric Botcazou <ebotcazou@libertysurf.fr>
6000 * combine.c (simplify_logical): Only simplify logical expressions
6001 of the form ior(and(x,y),z) by the inverse distributive law if the
6002 result is cheaper than the original.
6004 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6006 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
6007 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
6008 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
6009 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
6010 config/freebsd-spec.h, config/arm/arm.h,
6011 config/h8300/h8300.md, config/i386/i386.md,
6012 config/i386/predicates.md, config/i386/sse.md,
6013 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
6014 config/vax/vax.md: Fix comment typos. Follow spelling
6017 2005-01-23 Steven Bosscher <stevenb@suse.de>
6019 * gengtype.c (walk_type): Produce `not equal to' compares for loop
6020 tests, instead of `less than'.
6022 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
6024 * function.c (assign_parm_setup_block): When creating a new stack slot
6025 for a parameter, get its alignment from the parameter's DECL_ALIGN
6026 rather than the type's TYPE_ALIGN. Make sure that the parameter
6027 is at least word aligned.
6029 2005-01-22 Roger Sayle <roger@eyesopen.com>
6032 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
6034 2005-01-22 Richard Henderson <rth@redhat.com>
6037 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
6038 in both compare operands.
6039 (movdfcc_1_sse_max): Likewise.
6040 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
6041 (movdfcc_1_sse): Likewise.
6042 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
6043 scratch register as needed.
6045 2005-01-22 Richard Henderson <rth@redhat.com>
6047 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
6049 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
6051 2005-01-22 Richard Henderson <rth@redhat.com>
6053 * genopinit.c (optabs): Use smin/smax for floating point too.
6054 * doc/md.texi: Update to match. Clarify that floating point
6055 results are undefined for +0/-0 and NaN.
6056 * doc/rtl.texi: Likewise.
6057 * rtl.def (SMIN, SMAX): Likewise
6058 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
6060 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
6061 leading 's' to the name.
6062 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
6063 smaxxf3, sminxf3): Likewise.
6064 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
6067 2005-01-22 Paul Brook <paul@codesourcery.com>
6069 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
6071 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
6073 * config/s390/s390.c (struct processor_costs): New fields
6074 dlgr, dlr, dr, dsgfr, dsgr.
6075 (z900_cost, z990_cost): Values for new fields.
6076 (s390_rtx_costs): New cases MEM und COMPARE in switch
6077 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
6078 DIV, MOD, UDIV, UMOD.
6080 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6082 * config/s390/s390.md ("doloop_si64"): Reload input value directly
6083 into the register being decremented.
6084 ("doloop_si31", "doloop_di"): Likewise.
6085 ("*doloop_si_long"): Adapt pattern.
6087 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6089 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
6091 (CLASS_MAX_NREGS): Likewise.
6093 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
6095 * doc/tree-ssa.texi (Statement Operands): Add example for new
6096 must-def macro. Note deprecation of old operands interface.
6098 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
6100 PR tree-optimization/19484
6101 * tree-cfg.c (remove_fallthru_edge): New function.
6102 (cleanup_control_flow): Remove fallthru edges from calls that are
6103 now known not to return.
6105 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6107 Fix PR tree-optimization/19038
6108 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
6109 copies with loop variant ones.
6111 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
6113 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
6114 config/alpha/alpha-protos.h, config/alpha/alpha.h,
6115 config/alpha/alpha.md, config/alpha/predicates.md,
6116 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
6117 config/sparc/sol2.h: Update copyright.
6119 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
6120 first label to see if it is a nonlocal label.
6122 2005-01-22 David Edelsohn <edelsohn@gnu.org>
6123 Andrew Pinski <pinskia@physics.uc.edu>
6126 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
6127 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
6129 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6131 * config/rs6000/rtems.h: Update copyright.
6133 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6136 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
6137 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
6138 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
6140 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6143 * c-typeck.c (convert_arguments): Check for error_mark_node.
6145 2005-01-21 Ian Lance Taylor <ian@airs.com>
6147 PR tree-optimization/13000
6148 * tree-inline.c: Include "tree-flow.h".
6149 (expand_call_inline): If warn_return_type, warn if non-void inline
6150 function falls through.
6151 * tree-cfg.c (execute_warn_function_return): Don't warn about
6152 control reaching end if TREE_NO_WARNING is set. Set
6154 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
6156 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
6157 branch if we don't need one.
6158 * c-typeck.c: Include "tree-flow.h"
6159 (c_finish_bc_stmt): Don't add a goto if the current statement
6160 list doesn't fall through to the current point.
6162 2005-01-21 Roger Sayle <roger@eyesopen.com>
6164 PR rtl-optimization/576
6165 * real.c (real_arithmetic): Change return type from void to bool
6166 to return an indication that the result may be inexact.
6167 * real.h (real_arithmeric): Update prototype.
6168 * fold-const.c (const_binop): Don't constant fold floating
6169 point expressions when the user specifies -frounding-math and
6170 the result may depend upon the run-time rounding mode.
6171 (fold_convert_const_real_from_real): Clean-up.
6172 (fold_initializer): Ignore flag_rounding_math for initializers.
6173 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
6174 constant fold FP operations with flag_rounding_math if the
6175 result may depend upon the run-time rounding mode.
6177 2005-01-21 Tom Tromey <tromey@redhat.com>
6179 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
6181 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
6183 * tree-cfg.c: Fix comment typos.
6185 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
6187 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
6188 around the call to rest_of_handle_branch_target_load_optimize.
6190 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6192 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
6193 (sparc64-*-openbsd*): Likewise.
6194 (sparclite-*-elf*): Include tm-dwarf2.h.
6195 (sparc86x-*-elf*): Likewise.
6196 (sparc64-*-elf*): Likewise.
6197 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
6198 (DBX_DEBUGGING_INFO): Likewise.
6199 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
6200 (PREFERRED_DEBUGGING_TYPE): Likewise.
6201 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
6202 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
6203 (PREFERRED_DEBUGGING_TYPE): Likewise.
6204 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
6205 (PREFERRED_DEBUGGING_TYPE): Likewise.
6206 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
6208 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6211 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
6213 2005-01-20 Paul Brook <paul@codesourcery.com>
6215 * doc/rtl.texi: Document value extension requirements for CONST_INT.
6217 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6219 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
6220 label is first in a sequence of labels.
6222 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
6224 2005-01-20 Janis Johnson <janis187@us.ibm.com>
6225 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6227 * doc/sourcebuild.texi (Test Directives): New.
6229 2005-01-20 Roger Sayle <roger@eyesopen.com>
6231 * real.c (real_floor): Don't leave the result uninitialized when
6232 mode is VOIDMode, but return the unrounded intermediate value.
6233 (real_ceil): Likewise.
6235 2005-01-20 Paul Brook <paul@codesourcery.com>
6237 * config/arm/arm.md (insv): Use gen_int_mode.
6239 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6241 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
6242 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6243 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6244 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6245 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6247 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6250 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
6251 fbreg, so we have to assume we can't.
6252 (loc_descriptor_from_tree_1): Ditto.
6253 (containing_function_has_frame_base): New function.
6254 (add_location_or_const_value_attribute): Use it.
6255 Also try to generate a frame_base from a single element location
6258 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6260 PR tree-optimization/15349
6261 * timevar.def (TV_TREE_MERGE_PHI): New.
6262 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
6264 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
6265 calls to tree_forwarder_block_p.
6266 (remove_forwarder_block_with_phi, merge_phi_nodes,
6267 gate_merge_phi, pass_merge_phi): New.
6268 * tree-optimize.c (init_tree_optimization_passes): Add
6270 * tree-pass.h: Add an extern for pass_merge_phi;
6272 2005-01-20 Richard Henderson <rth@redhat.com>
6275 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
6276 (_mm_castps_pd, _mm_castps_si128): New.
6277 (_mm_castsi128_ps, _mm_castsi128_pd): New.
6279 2005-01-20 Richard Henderson <rth@redhat.com>
6282 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
6283 __builtin_ia32_vec_init_v2si.
6284 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
6285 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
6286 (ix86_init_mmx_sse_builtins): Create it.
6287 (ix86_expand_builtin): Expand it.
6288 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
6289 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
6290 (vec_extractv2si_0, vec_extractv2si_1): New.
6292 2005-01-20 Richard Henderson <rth@redhat.com>
6295 * config/i386/i386.c (ix86_expand_push): New.
6296 * config/i386/mmx.md (push<MMXMODE>1): New.
6297 * config/i386/sse.md (push<SSEMODE>1): New.
6298 * config/i386/i386-protos.h: Update.
6300 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6302 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
6305 2005-01-20 Richard Henderson <rth@redhat.com>
6307 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
6308 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
6310 2005-01-19 Richard Henderson <rth@redhat.com>
6313 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
6314 to V4SFmode in SSE1 fallback load path.
6316 2005-01-19 Richard Henderson <rth@redhat.com>
6318 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
6319 in QImode expansion to ix86_expand_vector_set.
6320 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
6322 2005-01-19 Richard Henderson <rth@redhat.com>
6325 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
6326 subclass of the input class.
6327 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
6328 Always true for cross-SSE1 classes. Rationalize conditionals.
6329 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
6330 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
6331 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
6332 (movdi_2): Add MMX/SSE zeros.
6333 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
6334 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
6335 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6336 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
6337 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
6338 (zero_extendsidi2_rex64_1): Remove.
6339 (MOV0 peephole): Check GENERAL_REG_P.
6341 2005-01-19 Richard Henderson <rth@redhat.com>
6344 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
6346 (ix86_expand_vector_extract): Likewise.
6348 2005-01-19 Richard Henderson <rth@redhat.com>
6351 * expr.c (emit_move_change_mode): New argument force; use
6352 simplify_gen_subreg if true.
6353 (emit_move_via_alt_mode): Merge into ...
6354 (emit_move_via_integer): ... here.
6355 (emit_move_ccmode): Use emit_move_change_mode directly.
6357 2005-01-19 Richard Henderson <rth@redhat.com>
6360 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
6361 (alpha_preferred_reload_class): Handle CONST_VECTOR.
6362 (alpha_emit_set_const_1): Add no_output parameter; don't emit
6364 (alpha_emit_set_const): Likewise. Make static.
6365 (alpha_emit_set_long_const): Make static.
6366 (alpha_extract_integer): Split out from alpha_expand_mov.
6367 (alpha_split_const_mov): Likewise.
6368 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
6369 (alpha_legitimate_constant_p): New.
6370 * config/alpha/alpha-protos.h: Update.
6371 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
6372 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
6373 * config/alpha/alpha.md (movsi): Add n alternative.
6374 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
6375 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
6376 (splitters for all of the above): Use alpha_split_const_mov.
6377 * config/alpha/predicates.md (non_add_const_operand): New.
6378 (non_zero_const_operand): New.
6379 (input_operand): Use alpha_legitimate_constant_p after reload.
6381 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6383 PR tree-optimization/19038
6384 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
6385 (add_candidate): Add ivs with increment in latch only if
6386 allow_ip_end_pos_p is true.
6387 (determine_iv_cost): Use empty_block_p.
6389 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
6391 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
6392 (compute_dominance_frontiers): Ditto.
6394 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
6397 * config/sh/t-rtems: New.
6398 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
6400 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6402 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
6403 the offset of the selected field.
6405 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
6407 * tree-cfg.c (remove_forwarder_block): Fix the check to
6408 prevent a nonlocal label from appearing in the middle of a
6411 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
6413 PR rtl-optimization/19462
6414 * reorg.c (find_end_label): Create return insn only if
6415 current_function_epilogue_delay_list is empty.
6417 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
6419 * doc/passes.texi: Remove paragraph mentioning new-ra.
6421 2005-01-19 Jakub Jelinek <jakub@redhat.com>
6423 PR rtl-optimization/15139
6424 * combine.c: Include params.h.
6425 (count_rtxs): New function.
6426 (record_value_for_reg): If replace_rtx would replace at least
6427 2 occurrences of REG in VALUE and TEM is really large, replace REG with
6428 (clobber (const_int 0)) instead of TEM.
6429 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
6430 * params.h (MAX_LAST_VALUE_RTL): New.
6431 * Makefile.in (combine.o): Depend on $(PARAMS_H).
6432 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
6435 * c-typeck.c (digest_init): Only call build_vector if all constructor
6436 elements are *_CST nodes.
6437 * gimplify.c (gimplify_init_constructor): Likewise.
6440 * c-typeck.c (digest_init): Only call build_vector if inside_init
6443 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6445 * toplev.c (init_asm_output): Remove dead #ifdef.
6447 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
6449 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
6451 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6453 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
6454 accessing DECL_FUNCTION_CODE.
6455 * dojump.c (do_jump): Likewise.
6456 * gimplify.c (gimplify_call_expr): Likewise.
6457 * predict.c (expr_expected_value): Likewise.
6458 (strip_builtin_expect): Likewise.
6459 * tree-inline.c (estimate_num_insns_1): Likewise.
6460 * tree-ssa-loop-im.c (stmt_cost): Likewise
6461 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
6462 (tree_expr_nonnegative_p): Likewise.
6464 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6466 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
6467 variant of the load_pcrel_sym pattern.
6468 * config/sparc/sparc.md (P macro): Move to the top.
6469 (load_pcrel_sym): Macroize using P.
6470 (save_register_window): Likewise.
6472 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
6474 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
6477 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
6480 * c-typeck.c (build_asm_expr): Strip nops off
6481 input memory operands.
6483 2005-01-18 David Edelsohn <edelsohn@gnu.org>
6485 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
6486 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
6487 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
6488 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
6490 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
6493 * config/i386/i386.c (override_options): If the 80387 is disabled,
6494 then do not return FP values using FP registers.
6496 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
6498 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
6499 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
6500 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
6501 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
6502 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
6503 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
6504 output.h, postreload-gcse.c, postreload.c, recog.c,
6505 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
6506 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
6507 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
6508 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
6509 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
6510 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
6511 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
6512 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
6514 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
6515 config/alpha/alpha.c, config/arm/vfp.md,
6516 config/i386/emmintrin.h, config/i386/i386-modes.def,
6517 config/i386/i386-protos.h, config/i386/i386.h,
6518 config/i386/pmmintrin.h, config/i386/ppro.md,
6519 config/i386/predicates.md, config/i386/xmmintrin.h,
6520 config/i860/i860.c, config/ia64/ia64-modes.def,
6521 config/ia64/ia64-protos.h, config/ia64/ia64.h,
6522 config/ia64/ia64.md, config/ia64/itanium1.md,
6523 config/ia64/itanium2.md, config/ia64/predicates.md,
6524 config/iq2000/iq2000.h, config/mips/linux64.h,
6525 config/rs6000/aix41.h, config/rs6000/aix43.h,
6526 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
6527 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6528 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
6529 config/sparc/linux64.h, config/sparc/litecoff.h,
6530 config/sparc/sp64-elf.h, config/sparc/sparc.c,
6531 config/sparc/sparc.h, config/sparc/sparc.md,
6532 config/sparc/sysv4-only.h: Update copyright.
6534 2005-01-18 Richard Henderson <rth@redhat.com>
6537 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
6539 2005-01-18 Marc Espie <espie@openbsd.org>
6540 * config/i386/openbsdelf.h: Typo.
6542 2005-01-18 Richard Henderson <rth@redhat.com>
6544 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
6545 special case for sse.
6546 * config/i386/predicates.md (sse_comparison_operator): Likewise.
6548 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
6550 * tree-inline.c (estimate_num_insns_1): Added cases for
6551 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
6553 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6555 PR rtl-optimization/19296
6556 * combine.c (simplify_comparison): Rewrite the condition under
6557 which a non-paradoxical SUBREG of a PLUS can be lifted when
6558 compared against a constant.
6560 2005-01-18 Andi Kleen <ak@muc.de>
6562 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
6563 * c.opt (-Wpointer-sign): Add.
6564 * doc/invoke.texi: (-Wpointer-sign): Add.
6566 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6568 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
6569 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
6570 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
6571 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
6572 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
6573 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
6574 for TARGET_MIX_SSE_I387.
6575 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
6576 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
6577 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
6578 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
6579 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
6580 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
6581 TARGET_MIX_SSE_I387.
6582 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
6585 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6588 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
6589 Add movaps alternative for xmm reg->reg move.
6591 2005-01-17 Jeff Law <law@redhat.com>
6593 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
6594 at the end of the main DOM loop rather than just before DOM exits.
6596 2005-01-17 Diego Novillo <dnovillo@redhat.com>
6598 PR tree-optimization/19121
6599 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
6600 adding aliases to a name tag, also add them to the pointer's
6602 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
6603 sensitive alias info at all. Only check that the two pointers
6604 have compatible pointed-to sets.
6605 * tree-ssa.c (verify_name_tags): Verify that the alias set of
6606 a pointer's type tag is a superset of the alias set of the
6609 2005-01-17 James E Wilson <wilson@specifixinc.com>
6612 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
6613 comment to document why.
6615 2005-01-17 Richard Henderson <rth@redhat.com>
6617 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
6618 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
6619 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
6620 sse2_vmsminv2df3_finite): New.
6621 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
6622 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
6623 Force op1 into register.
6625 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
6627 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
6628 bubblestrap from always rebuilding build directory.
6630 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
6632 * config/s390/s390.md ("*clc"): Remove incorrect '='.
6633 ("*cmpmem_short"): Likewise.
6635 2005-01-17 Steven Bosscher <stevenb@suse.de>
6637 * basic-block.h: Document BB_* flags.
6638 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
6639 use an sbitmap instead.
6640 * sched-rgn.c (compute_trg_info): Likewise.
6642 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
6644 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
6645 redundant target_cpu_default and extra_parts lines. Use the default
6647 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
6648 (SUBTARGET_EXTRA_SPECS): Delete.
6649 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
6650 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
6651 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
6652 and "n32" for -mabi=n32.
6654 2005-01-17 Ian Lance Taylor <ian@airs.com>
6657 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
6658 fold constant variables into initial values.
6660 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6662 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
6664 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
6665 through the statements backward.
6667 2005-01-17 Ian Lance Taylor <ian@airs.com>
6669 PR middle-end/13127:
6670 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
6671 a variable set to the return value of the inlined function.
6673 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
6675 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
6676 when modes are tieable.
6678 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
6680 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
6681 of pthread_create to find out if threads are enabled.
6682 * gthr-posix95.h (__gthread_active_p): Likewise.
6684 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6686 * common.opt (-fnew-ra): Remove.
6688 * toplev.h (flag_new_regalloc): Remove.
6689 * Makefile.in (ra*.*): Don't mention.
6690 * passes.c (rest_of_handle_new_regalloc): Remove.
6691 (rest_of_handle_combine, rest_of_compilation): Always consider
6692 flag_new_regalloc as false.
6693 * doc/invoke.texi: Don't document -fnew-ra.
6695 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6697 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
6698 last parameter to reg_scan.
6699 * loop.c (loop_optimize): Likewise.
6700 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
6701 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
6702 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6703 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6704 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
6705 * regclass.c (reg_scan): Likewise, for the declaration.
6706 * rtl.h (reg_scan): Likewise, for the prototype.
6708 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6710 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
6711 mark_dfs_back_edges.
6713 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
6715 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
6716 (compute_avail): Uses don't go in tmp_gen.
6718 2005-01-16 Steven Bosscher <stevenb@suse.de>
6720 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
6721 loop to look for a free slot in a page entry.
6723 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6726 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
6727 * toplev.c (compile_file): Call process_pending_assemble_output_defs
6728 just before targetm.asm_out.file_end.
6729 * tree.h (process_pending_assemble_output_defs): Declare.
6730 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
6732 (assemble_alias): Defer generation of assembly code for defines when
6733 TARGET_DEFERRED_OUTPUT_DEFS is true.
6734 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6735 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6736 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
6738 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6741 * pa.c (pa_scalar_mode_supported_p): New function.
6742 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6743 * pa.h (MIN_UNITS_PER_WORD): Add comment.
6745 * pa-protos.h (prefetch_operand): Delete.
6746 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
6747 * pa.c (prefetch_operand): Delete.
6748 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
6749 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
6750 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
6751 and prefetch_nocc_operand.
6752 * pa.md (prefetch): Rework to avoid reload problems handling short
6753 displacements when a cache control completer needs to be provided.
6754 (prefetch_32, prefetch_64): Delete.
6755 (prefetch_cc, prefetch_nocc): New patterns.
6757 2005-01-15 David Edelsohn <edelsohn@gnu.org>
6759 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
6761 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6764 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
6765 exceeds maximum alignment for global common data.
6766 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
6767 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
6769 2004-01-15 Roger Sayle <roger@eyesopen.com>
6771 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
6773 2004-01-15 Roger Sayle <roger@eyesopen.com>
6775 * harg-reg-set.h (reg_class_names): Prototype global array.
6776 * regclass.c (reg_class_names): Declare here and initialize to
6778 (dump_regclass): Remove local declaration of reg_class_names.
6779 (regclass): Likewise.
6780 * cfg.c (dump_flow_info): Likewise.
6781 * ra-debug.c (reg_class_names): Likewise.
6782 * regrename.c (reg_class_names): Likewise.
6783 * reload.c (reg_class_names): Likewise.
6784 * reload1.c (spill_failure): Likewise.
6785 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
6787 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
6789 * config/s390/s390.md ("reload_outti"): Remove predicate for
6790 output operand. Abort if operand is not a MEM.
6791 ("reload_outdi", "reload_outdf"): Likewise.
6793 2005-01-15 Marc Espie <espie@openbsd.org>
6795 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
6796 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
6797 * config/openbsd.h: Fix C++ includes for native configurations.
6798 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
6799 Add trampoline support.
6800 * config/i386/openbsdelf.h: New.
6802 2005-01-15 Marc Espie <espie@openbsd.org>
6804 * collect2.c (main): Explicitly parse -dynamic-linker option.
6806 2005-01-15 Jakub Jelinek <jakub@redhat.com>
6808 PR tree-optimization/19060
6809 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
6810 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
6811 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
6812 and handle extract_range_from_cond returning false.
6813 * fold-const.c (fold): Optimize comparisons with min/max even for
6814 width > HOST_BITS_PER_WIDE_INT.
6816 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
6818 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
6819 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
6820 Remove little endian multilib variants.
6821 Add mips32 multilib variant.
6823 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
6825 * explow.c (copy_all_reg, stabilize): Remove.
6826 * expr.h: Remove the corresponding prototypes.
6828 * rtlanal.c (regs_set_between_p): Remove.
6829 * rtl.h: Remove the corresponding prototype.
6831 2005-01-14 David Edelsohn <edelsohn@gnu.org>
6833 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
6834 to rs6000_nonimmediate_operand.
6835 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
6836 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
6837 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
6838 rs6000_nonimmediate_operand.
6839 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
6840 rs6000_nonimmediate_operand.
6842 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
6844 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
6846 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6848 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
6850 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
6851 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
6853 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
6854 (rs6k_nonimmediate_operand): New.
6855 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
6857 (legitimate_lo_sum_address_p): Same.
6858 (rs6000_legitimize_address): Same.
6859 (rs6000_legitimize_reload_address): Same.
6860 (rs6000_legitimate_address): Same.
6861 (spe_build_register_parallel): Pass DF and DC modes in a DI
6864 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
6865 to rs6k_nonimmediate_operand.
6867 * config/rs6000/spe.md ("*frob_df_di"): New.
6868 ("*frob_di_df"): New.
6869 ("*frob_di_df_2"): New.
6870 ("*mov_sidf_e500_subreg0"): New.
6871 ("*mov_sidf_e500_subreg4"): New.
6872 ("*movdf_e500_double"): Change predicate to
6873 rs6k_nonimmediate_operand.
6875 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6877 * postreload.c (move2add_note_store): Only call
6878 trunc_int_for_mode on scalar integers.
6880 2005-01-14 Steven Bosscher <stevenb@suse.de>
6882 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
6883 replace BB_VISITED uses.
6884 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6885 (propagate_necessity): Check the bitmap instead of BB_VISITED.
6886 (tree_dce_done): Free visited_control_parents.
6887 (perform_tree_ssa_dce): Allocate and clear it.
6888 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
6889 (compute_antic): Iterate from here using a DFS. Use an sbitmap
6890 instead of BB_VISITED.
6892 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
6894 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
6895 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
6896 Remove unused prototypes.
6898 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6900 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
6901 64-bit register usage.
6902 (spe_func_has_64bit_regs_p): Add FIXME note.
6904 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6906 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
6907 flag_finite_math_only with flag_unsafe_math_optimizations.
6909 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
6911 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
6913 (__tpf_eh_return): Copy TPF private stack area from the module
6914 boundary stack frame. Add check for when module addresses are
6915 equal, but no stub address is found.
6917 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
6920 * arm.h (struct machine_function): Add call_via field.
6921 (thumb_call_via_label): Declare.
6922 * arm.c (thumb_call_via_label): New variable.
6923 (thumb_call_reg_needed): New variable.
6924 (arm_output_function_epilogue): For Thumb code, output any per-function
6925 call-indirect trampolines.
6926 (thumb_call_via_reg): New function.
6927 (arm_file_end): New function.
6928 (TARGET_ASM_FILE_END): Call arm_file_end.
6929 (aof_file_end): Likewise.
6930 * arm-protos.h (thumb_call_via_reg): Declare.
6931 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
6932 thumb_call_via_reg in normal case.
6934 2005-01-14 Jakub Jelinek <jakub@redhat.com>
6937 PR rtl-optimization/19348
6938 * recog.c (peephole2_optimize): Do global life update if some peephole
6939 decides it doesn't need at least one of its inputs and that change
6940 influences liveness at the start of the basic block.
6942 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
6943 arguments instead of 1.
6945 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6948 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
6949 zero for nested functions needing a static chain or functions
6950 with a non-constant address.
6952 2005-01-13 Roger Sayle <roger@eyesopen.com>
6954 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
6955 (and (sign_extend X) C) into (zero_extend (and X C)).
6957 2005-01-13 David O'Brien <obrien@FreeBSD.org>
6959 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
6961 2005-01-13 Richard Henderson <rth@redhat.com>
6966 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
6967 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
6968 not just TARGET_SSE.
6969 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
6970 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
6971 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
6972 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
6973 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
6974 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
6975 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
6976 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
6977 (movdicc_c_rex64): Rename with '*'.
6978 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
6979 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
6980 (movsfcc_1_387): Rename from movsfcc_1.
6981 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6982 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6983 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6984 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6985 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6986 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6987 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6988 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6989 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6990 sse_movdfcc_const0_4): Remove.
6991 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6992 recognize min/max early. Update for changed sse cmove patterns.
6993 (ix86_split_sse_movcc): New.
6994 * config/i386/i386-protos.h: Update.
6996 2005-01-13 Steven Bosscher <stevenb@suse.de>
6998 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6999 (fix_stmt_v_may_defs): Likewise.
7001 2005-01-13 Richard Henderson <rth@redhat.com>
7003 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
7004 for converting the mask.
7006 2005-01-13 David Edelsohn <edelsohn@gnu.org>
7008 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
7011 2005-01-13 Richard Henderson <rth@redhat.com>
7013 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
7014 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
7015 IX86_BUILTIN_MOVDQ2Q): Remove.
7016 (IX86_BUILTIN_VEC_EXT_V4SI): New.
7017 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
7018 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
7020 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
7021 (sse2_pextrw): Fix immediate constraint.
7022 (sse2_loadq, sse2_loadq_rex64): Remove.
7023 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
7024 Use __builtin_ia32_vec_ext_<size>.
7025 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
7027 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
7029 * function.c (assign_parm_setup_block): Look inside original
7030 entry_parm when inspecting PARALLEL.
7032 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7033 Joel Sherrill <joel@oarcorp.com>
7036 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
7037 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
7038 rtems_gxx_recursive_mutex_init.
7039 (__gthread_recursive_mutex_lock): New function.
7040 (__gthread_recursive_mutex_trylock): Likewise.
7041 (__gthread_recursive_mutex_unlock): Likewise.
7043 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7045 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
7047 2005-01-13 Jan Beulich <jbeulich@novell.com>
7049 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
7050 (ashrti3_internal): Indicate output is early clobber. Generate result
7051 into output rather than first input. Use move for low word of output
7052 if shift count is exactly 64.
7053 (lshrti3_internal): Likewise.
7055 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
7059 * reload1.c (delete_output_reload): Don't delete an output reload
7060 if the pseudo lives longer than a single basic block. Adjust and
7061 improve wording of comment.
7063 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
7066 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
7067 of TYPE_SIZE where we mean the number of bytes.
7069 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
7071 * function.c (assign_parm_setup_block): Relax condition on
7072 multi-register optimization.
7074 2005-01-12 Nick Clifton <nickc@redhat.com>
7076 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
7077 an "in_delay_slot" attribute of "no" to prevent them being used in
7078 delay slots. This is forbidden because they might generate
7081 2005-01-12 Alan Modra <amodra@bigpond.net.au>
7084 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
7087 2005-01-12 Nick Clifton <nickc@redhat.com>
7089 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
7090 passed on to GAS) but do not define, as GAS no longer supports or
7091 needs the -m2000 option.
7093 2005-01-11 Roger Sayle <roger@eyesopen.com>
7095 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
7096 type as args of unprototyped builtins aren't automatically promoted.
7097 (fold_builtin_abs): Likewise.
7099 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7101 * Makefile.in: Set a `build-warn' variable.
7103 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7105 PR tree-optimization/17949
7106 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
7107 (find_interesting_uses_address): Use it.
7109 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
7111 * regrename.c (kill_value): Handle subreg's that won't simplify.
7113 2005-01-11 Richard Henderson <rth@redhat.com>
7116 * config/i386/i386.h (enum ix86_builtins): Move ...
7117 * config/i386/i386.c: ... here.
7118 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
7119 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
7120 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
7121 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
7122 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
7123 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
7124 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
7125 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
7126 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
7127 IX86_BUILTIN_LOADDDUP): Remove.
7128 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
7129 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
7130 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
7131 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
7132 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
7133 (ix86_init_builtins): Make static.
7134 (ix86_init_mmx_sse_builtins): Update for changed builtins.
7135 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
7136 if all the modes match. Otherwise, fake it.
7137 (get_element_number, ix86_expand_vec_init_builtin,
7138 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
7139 (ix86_expand_builtin): Make static. Update for changed builtins.
7140 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
7141 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
7142 (ix86_expand_vector_init_duplicate): New.
7143 (ix86_expand_vector_init_low_nonzero): New.
7144 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
7145 Split out from ix86_expand_vector_init; handle integer modes.
7146 (ix86_expand_vector_init): Use them.
7147 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
7148 * config/i386/i386-protos.h: Update.
7149 * config/i386/predicates.md (reg_or_0_operand): New.
7150 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
7151 (movv2sf_internal): Likewise. And a splitter to match them all.
7152 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
7153 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
7154 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
7155 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
7156 (mmx_pinsrw): Fix operand ordering.
7157 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
7158 rather than sse_loadss expander.
7159 (movv2df splitter): Similarly.
7160 (sse_loadss, sse_loadlss): Remove.
7161 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
7162 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
7163 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
7164 (sse3_movddup): Rename with '*'.
7165 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
7166 (sse2_loadsd): Remove.
7167 (vec_dupv2df_sse3): Rename from sse3_loadddup.
7168 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
7169 (sse2_pinsrw): Fix argument ordering.
7170 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
7171 (sse2_stored): Remove 'r' destination.
7172 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
7173 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
7174 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
7175 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
7176 vec_extractv16qi, vec_initv16qi): New.
7178 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
7179 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
7180 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
7182 (_mm_load_pd, _mm_store_pd): Use plain dereference.
7183 (_mm_load_si128, _mm_store_si128): Likewise.
7184 (_mm_load1_pd): Use _mm_set1_pd.
7185 (_mm_load_sd): Use _mm_set_sd.
7186 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
7187 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
7188 (_mm_set_epi64): Use _mm_set_epi64x.
7189 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
7190 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
7191 _mm_setr_epi8): Use _mm_set_foo form.
7192 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
7193 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
7194 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
7195 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
7196 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
7197 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
7198 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
7199 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
7200 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
7201 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
7202 (_mm_movedup_pd): Use _mm_shuffle_pd.
7203 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
7204 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
7205 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
7206 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
7208 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
7209 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
7210 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
7211 (_mm_store_ps): Use raw dereference.
7212 (_mm_store1_ps): Use _mm_storeu_ps.
7213 (_mm_storer_ps): Use _mm_store_ps.
7214 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
7215 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
7217 2005-01-11 Stan Shebs <shebs@apple.com>
7219 * config/rs6000/rs6000.c (machopic_output_stub): Issue
7220 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
7222 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
7225 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
7226 Skip all DECLs except for FIELD_DECLs.
7228 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7230 * config/s390/s390.c (override_options): Return error if
7231 -mbackchain, -mpacked-stack and -mhard-float are used together.
7232 (s390_va_start): Remove the backchain && packed-stack special case.
7233 (s390_gimplify_va_arg): Likewise.
7234 * doc/invoke.texi: Remove the ABI incompatibility note.
7236 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7238 * config/s390/s390.c (struct s390_frame_layout): Remove
7240 (s390_frame_info, s390_emit_prologue): Replace occurrences of
7241 save_backchain_p with TARGET_BACKCHAIN.
7243 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7246 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
7247 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
7248 * function.c (locate_and_pad_parm): Set new field.
7249 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
7250 Tweak where_pad test to include "none". Always set mem align for
7252 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
7253 not sufficient for type.
7254 (assign_parm_setup_block): If stack_parm is zero on entry, always
7255 make a new stack local. Block move old stack parm if necessary
7256 to new aligned stack local.
7257 (assign_parm_setup_stack): Use a block move to handle
7258 potentially misaligned entry_parm.
7259 (assign_parms_unsplit_complex): Specify required alignment when
7260 creating stack local.
7261 * calls.c (compute_argument_addresses): Override alignment of stack
7262 arg calculated from its type with the alignment given by
7263 FUNCTION_ARG_BOUNDARY.
7264 (store_one_arg): Likewise.
7266 2005-01-11 Jan Beulich <jbeulich@novell.com>
7268 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
7269 Change respective itanium_class attribute to ialu.
7270 (shladdp4_internal): New.
7271 * config/ia64/predicates.md (shladd_log2_operand): New.
7273 2005-01-11 Richard Henderson <rth@redhat.com>
7275 * expr.c (store_constructor): Use rtvec_alloc instead of
7276 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
7278 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
7280 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
7282 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7284 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
7285 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
7286 (TARGET_RWRELOC): Define.
7287 (ia64_rwreloc_section_type_flags): Delete.
7288 (ia64_section_type_flags): New function.
7289 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
7290 (TARGET_RWRELOC): Define.
7292 2005-01-10 David Mosberger <davidm@hpl.hp.com>
7295 * config/ia64/ia64.c (process_set): For alloc insn, only call
7296 process_epilogue is !frame_pointer_needed.
7298 2005-01-10 Roger Sayle <roger@eyesopen.com>
7301 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
7302 unary operator and can't be treated as a binary/comparison operator.
7304 2005-01-10 Richard Henderson <rth@redhat.com>
7306 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
7307 (ix86_return_in_memory): Likewise.
7308 (function_arg_advance): Likewise. Mirror structure in function_arg
7309 for choosing register to advance.
7311 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
7313 * tree-vectorizer.c, tree.def: Fix comment typos.
7315 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
7317 * config/s390/s390.c (struct processor_costs): 4 new fields:
7318 ddbr, ddr, debr, der.
7319 (s390_rtx_costs): More precise handling of divide instructions.
7321 2005-01-10 David Edelsohn <edelsohn@gnu.org>
7323 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
7325 2005-01-10 Jan Beulich <jbeulich@novell.com>
7327 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
7328 names resulting from -ffunction-sections/-fdata-sections and linkonce
7330 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
7331 based on the section name. Rearrange the section name comparison logic
7332 slightly so that each section name is compared against at most once.
7334 2005-01-10 Ben Elliston <bje@au.ibm.com>
7336 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
7337 targets for which -fPIC reduces limitations on the GOT size.
7339 2005-01-09 Falk Hueffner <falk@debian.org>
7341 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
7344 2005-01-09 David Edelsohn <edelsohn@gnu.org>
7347 * collect2.c (main): Set aixrtl_flag for -brtl option.
7348 (resolve_lib_name): Search for .so file extension before .a
7351 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
7353 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
7354 (vect_analyze_data_refs_alignment): Add dump prints.
7356 2005-01-09 Ira Rosen <irar@il.ibm.com>
7358 * tree-vectorizer.c (vect_analyze_offset_expr): Use
7359 expr_invariant_in_loop_p.
7360 Initialize outputs first thing in the function.
7361 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
7362 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
7363 (vect_analyze_pointer_ref_access): Check that the initial condition of
7364 the access function is loop invariant.
7366 2005-01-09 Richard Henderson <rth@redhat.com>
7368 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
7369 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
7370 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
7371 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
7372 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
7373 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
7374 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
7375 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
7376 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
7377 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
7378 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
7379 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
7380 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
7381 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
7382 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
7383 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
7384 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
7385 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
7386 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
7387 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
7388 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
7389 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
7390 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
7392 (mmx_clrdi, pavgusb): Remove.
7393 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
7394 with leading sse_ prefix.
7395 * config/i386/sse.md: Receive them.
7396 * config/i386/mmx.md: New file.
7397 (MMXMODE12, MMXMODE24, mmxvecsize): New.
7398 (subrv2sf3): Turn into expander for normal subtraction.
7399 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
7400 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
7401 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
7402 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
7403 commutative; use ix86_binary_operator_ok.
7404 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
7405 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
7406 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
7407 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
7408 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
7409 Macroize from existing patterns; use ix86_binary_operator_ok.
7410 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
7411 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
7412 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
7413 with vec_select+vec_concat.
7414 (mmx_pshufw, mmx_pshufw_1): Likewise.
7415 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
7416 (mmx_uavgv4hi3): Model correctly.
7417 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
7418 _mm_xor_si64): Remove casts.
7420 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7422 PR tree-optimization/19224
7423 * tree-scalar-evolution.c (get_instantiated_value,
7424 set_instantiated_value): New functions.
7425 (instantiate_parameters_1): Cache the results.
7426 (instantiate_parameters, resolve_mixers): Initialize and free
7429 2005-01-08 David Edelsohn <edelsohn@gnu.org>
7431 * config/i386/i386.md (addhi_4): Correct reference in comment.
7434 2005-01-08 Richard Henderson <rth@redhat.com>
7436 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
7437 (_mm_cvtsi128_si64x): Likewise.
7438 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
7439 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
7440 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
7441 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
7442 * config/i386/i386-protos.h: Update.
7443 * config/i386/i386.c (print_operand): Add 'H'.
7444 (ix86_fixup_binary_operands): Split out from ...
7445 (ix86_expand_binary_operator): ... here.
7446 (ix86_fixup_binary_operands_no_copy): New.
7447 (ix86_expand_fp_absneg_operator): Handle vector mode results.
7448 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
7449 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
7450 (safe_vector_operand): Use CONST0_RTX.
7451 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
7452 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
7453 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
7454 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
7456 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
7457 (IX86_BUILTIN_CMPNGESS): New.
7458 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
7459 (attr type): Add sselog1.
7460 (attr unit, attr memory): Handle it.
7461 (movti, movti_internal, movti_rex64): Move near other integer moves.
7462 (movtf, movtf_internal): Move near other fp moves.
7463 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
7464 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
7465 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
7466 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
7467 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
7468 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
7469 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
7470 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
7471 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
7472 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
7473 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
7474 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
7475 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
7476 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
7477 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
7478 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
7479 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
7480 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
7481 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
7482 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
7483 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
7484 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
7485 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
7486 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
7487 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
7488 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
7489 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
7490 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
7491 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
7492 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
7493 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
7494 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
7495 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
7496 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
7497 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
7498 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
7499 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
7500 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
7501 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
7502 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
7503 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
7504 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
7505 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
7506 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
7508 (SSEPUSH, push<SSEPUSH>): Remove.
7509 (MMXPUSH, push<MMXPUSH>): Remove.
7510 (sse_movaps, sse_movaps_1, sse_movups): Remove.
7511 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
7512 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
7513 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
7514 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
7515 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
7516 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
7517 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
7518 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
7519 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
7520 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
7521 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
7522 (ppro_sse_log_V4SF): Handle sselog1.
7523 * config/i386/predicates.md (const_0_to_1_operand): New.
7524 (const_0_to_255_mul_8_operand): New.
7525 (const_1_to_31_operand): Rename from const_int_1_31_operand.
7526 (const_2_to_3_operand, const_4_to_7_operand): New.
7527 * config/i386/sse.md: New file.
7528 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
7529 (sse_movups): Rename from sse_movups_1.
7530 (sse_loadlss): Rename from sse_loadss_1.
7531 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
7533 (negv4sf2): Use ix86_expand_fp_absneg_operator.
7534 (absv4sf2, negv2df, absv2df): New.
7535 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
7536 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
7537 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
7538 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
7539 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
7540 (sse3_addsubv4sf3): Model correctly.
7541 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
7542 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
7543 (sse_movhlps): Model with vec_select+vec_concat.
7544 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
7545 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
7546 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
7547 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
7548 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
7549 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
7550 sse2_pshufhw_1): Likewise.
7551 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
7552 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
7553 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
7554 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
7555 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
7556 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
7557 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
7558 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
7559 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
7560 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
7561 sminv8hi3): Mark commutative
7562 operands. Use ix86_binary_operator_ok.
7563 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
7564 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
7565 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
7566 sse2_punpcklqdq): Allow operand2 in memory.
7567 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
7568 sse2_movsd): Add memory alternatives.
7569 (sse_storelps): Turn expander into an insn; split after reload.
7570 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
7571 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
7573 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7575 * configure.ac (DWARF-2 debug_line): Use objdump.
7576 * configure: Regenerate.
7578 2005-01-08 Jeff Law <law@redhat.com>
7579 Diego Novillo <dnovillo@redhat.com>
7581 PR tree-optimization/18241
7582 * tree-nrv.c (tree_nrv): Ignore volatile return values.
7583 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
7584 statements with volatile operands.
7585 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
7586 operands after marking a statement with has_volatile_ops.
7588 2005-01-08 Roger Sayle <roger@eyesopen.com>
7590 * tree.c (int_fits_type_p): Always honor integer constant
7591 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
7593 2005-01-08 Roger Sayle <roger@eyesopen.com>
7595 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
7596 the latent bug in rtl_delete_block has been resolved.
7598 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7600 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
7601 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
7603 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7605 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
7606 library as @multilib_dir@/$(SHLIB_SONAME).
7608 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7610 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
7611 * configure: Regenerate.
7613 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7615 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
7618 2005-01-07 David Edelsohn <edelsohn@gnu.org>
7621 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7622 Convert non-word aligned offset address using ld/std into
7625 2005-01-07 Richard Henderson <rth@redhat.com>
7627 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
7629 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
7631 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
7633 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7635 PR tree-optimization/19283
7636 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
7637 is not shorter than the original type.
7639 PR rtl-optimization/19012
7640 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
7642 PR rtl-optimization/18861
7643 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
7644 (FULL_STATE): Define.
7645 (mark_tablejump_edge): New function.
7646 (purge_dead_tablejump_edges): New function.
7647 (find_bb_boundaries): Use it.
7649 PR tree-optimization/18828
7650 * builtins.c (expand_builtin_next_arg): Remove argument and all
7651 the argument checking.
7652 (expand_builtin): Adjust caller.
7653 (expand_builtin_va_start): Likewise. Remove error for too many
7655 (fold_builtin_next_arg): Issue error for too many arguments.
7656 After checking arguments, replace them with magic arguments that
7657 prevent further checking of the args.
7659 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7661 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
7663 2005-01-06 Roger Sayle <roger@eyesopen.com>
7666 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
7667 and %{.S:...} (and their negative variants) to test whether the
7668 input file is assembler or pre-processed-assembler independent of
7669 the actual filename extension.
7671 2005-01-06 Roger Sayle <roger@eyesopen.com>
7673 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
7674 of sign or zero extended values.
7676 2005-01-06 Geoffrey Keating <geoffk@apple.com>
7678 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
7679 for IBM long double format correctly.
7681 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
7683 Fix PR tree-optimization/18792
7685 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
7686 to first_loop_depth, and use loop depth instead of loop number.
7687 (build_classic_dir_vector): Ditto.
7688 (compute_data_dependences_for_loop): Use depth, not loop number.
7689 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
7690 number. Pass in loops, instead of loop numbers.
7691 (gather_interchange_stats): Ditto.
7692 (linear_transform_loops): Ditto.
7694 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
7697 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
7698 biv_fits_mode_p, extension_within_bounds_p): New functions.
7699 (check_ext_dependent_givs): Use them.
7701 2005-01-06 Roger Sayle <roger@eyesopen.com>
7703 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
7704 more than one barrier, in which case we should delete them all.
7706 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
7708 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
7710 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
7712 Fix PR middle-end/19286
7714 * dwarf2out.c (gen_subprogram_die): If we've already tried to
7715 output this subprogram, simply ignore this attempt to do it again.
7716 (add_abstract_origin_attribute): Don't abort trying to add the abstract
7717 origin attribute if it's not possible.
7718 (gen_block_die): Don't ignore subblocks of "unused" blocks.
7719 (decls_for_scope): Ditto.
7720 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
7721 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
7723 2005-01-05 Richard Henderson <rth@redhat.com>
7726 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
7727 (bdesc_2arg): Use it.
7728 (ix86_expand_binop_builtin): Force operands into registers
7730 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
7731 ix86_expand_sse_compare, ix86_expand_sse_comi,
7732 ix86_expand_builtin): Likewise.
7734 2005-01-05 Richard Henderson <rth@redhat.com>
7736 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
7738 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
7739 (mulv4hi3): Set itanium_class mmmul.
7740 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
7741 (fpack): Rename from fpack_sfsf.
7743 2005-01-05 Richard Henderson <rth@redhat.com>
7746 * reload1.c (do_input_reload): Restrict the optimization deleteing
7747 a previous output reload to RELOAD_FOR_INPUT.
7749 2005-01-05 Steven Bosscher <stevenb@suse.de>
7751 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
7752 comment that we fall through after case.
7753 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
7754 (distribute_links): Likewise.
7755 * cse.c (cse_insn): Likewise.
7756 * cselib.c (cselib_invalidate_mem): Likewise.
7757 * df.c: Update comments at the top of the file.
7758 (read_modify_subreg_p): Update comments here too.
7759 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
7760 * flow.c (mark_set_1): Likewise.
7761 (mark_used_regs): Likewise.
7762 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7763 (canon_list_insert): Likewise.
7764 (mark_set): Likewise.
7765 (try_replace_reg): Likewise.
7766 (store_killed_in_insn): Likewise.
7767 * loop.c (count_one_set): Likewise.
7768 (basic_induction_var): Likewise.
7769 * postreload-gcse.c (find_mem_conflicts): Likewise.
7770 * postreload.c (reload_combine_note_store): Likewise.
7771 (move2add_note_store): Likewise.
7772 * reload.c (find_equiv_reg): Likewise.
7773 (mark_referenced_resources): Likewise.
7774 * rtlanal.c (set_noop_p): Likewise.
7775 (note_stores): Likewise.
7776 (note_uses): Likewise.
7777 * sched-deps.c (sched_analyze_1): Likewise.
7778 * sched-rgn.c (check_live_1): Likewise.
7779 (update_live_1): Likewise.
7780 * config/i860/i860.c: Likewise.
7782 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
7784 (ZERO_EXTRACT): Mention that this one can be an lvalue.
7786 * doc/rtl.texi: Update documentation for bit-fields and SET.
7788 2005-01-05 Roger Sayle <roger@eyesopen.com>
7790 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
7792 2005-01-05 Jan Hubicka <jh@suse.cz>
7793 Richard Henderson <rth@redhat.com>
7796 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
7799 2005-01-05 Richard Henderson <rth@redhat.com>
7802 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
7803 (sse_shufps): Change operand 3 to const_int_operand.
7804 (sse2_storelps): Fix typo in template.
7805 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
7806 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
7807 (ix86_expand_builtin): Likewise.
7809 2005-01-05 Julian Brown <julian@codesourcery.com>
7811 * config/arm/arm.c (arm_return_in_memory): Treat complex types
7812 as aggregates for AAPCS ABIs.
7814 2005-01-05 Stan Shebs <shebs@apple.com>
7816 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
7817 Mach-O getters if ppc64.
7818 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
7820 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7821 signed four-byte field for global code case.
7822 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
7824 2005-01-05 Roger Sayle <roger@eyesopen.com>
7827 * c-common.c: Include real.h.
7828 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
7829 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
7830 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
7831 * Makefile.in (c-common.o): Update dependencies.
7833 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7835 * c-parse.in (asm_string): Add trailing semicolon.
7837 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7839 * c-parse.in (asm_string): New. Don't allow wide strings in
7841 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
7842 asm_string instead of STRING.
7844 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7846 * c-typeck.c (constructor_no_implicit): Remove.
7847 (set_designator, process_init_element): Don't check
7848 constructor_no_implicit.
7850 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
7851 Kaz Kojima <kkojima@gcc.gnu.org>
7854 * lcm.c (create_pre_exit): New.
7855 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
7856 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
7858 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7860 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
7861 -msoft-float in target_float_switch.
7862 * arm.c (arm_override_options): Fix processing of target_float_switch.
7864 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7866 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
7869 2004-01-05 Uros Bizjak <uros@kss-loka.si>
7871 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
7872 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
7874 2005-01-04 Roger Sayle <roger@eyesopen.com>
7876 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
7877 if deleting the then-block allows the test-block to fallthru to the
7880 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
7883 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
7884 after the full declaration if the are in two different TUs.
7886 2005-01-04 Richard Henderson <rth@redhat.com>
7889 * tree-sra.c (generate_one_element_init): Just
7890 call gimplify_and_add.
7891 (generate_element_init): Record the
7892 new referenced variables and mark them for renaming
7893 and split out to ...
7894 (generate_element_init_1): This.
7895 (scalarize_init): Don't call push_gimplify_context/
7896 pop_gimplify_context.
7898 2005-01-04 Geoffrey Keating <geoffk@apple.com>
7900 * toplev.c (get_src_pwd): Handle failure of getpwd().
7902 2005-01-04 Roger Sayle <roger@eyesopen.com>
7904 * fold-const.c (fold_single_bit_test): Delete unreachable handling
7906 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
7907 all the cases handled by it are inverted by invert_truthvalue.
7909 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7911 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
7912 (save_register_windowsi): Likewise.
7914 2005-01-04 Richard Henderson <rth@redhat.com>
7916 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
7918 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7921 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
7922 any simplifications of vector mode comparison operators.
7923 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
7925 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
7926 Devang Patel <dpatel@apple.com>
7928 PR tree-optimization/18308
7929 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
7930 the operands before creating a new expression.
7931 * dojump.c (do_jump): Make drop_through_label available
7932 for all cases. Add expansion of COND_EXPR.
7934 2005-01-04 Ira Rosen <irar@il.ibm.com>
7936 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
7937 INTEGER_CST instead of TREE_CONSTANT.
7938 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7939 instead of TREE_CONSTANT.
7940 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7941 instead of TREE_CONSTANT.
7943 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7945 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
7947 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7950 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
7951 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
7953 2005-01-03 Richard Henderson <rth@redhat.com>
7955 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
7956 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
7957 fold_convert_const_real_from_real): Split out from ...
7958 (fold_convert_const): ... here.
7960 2005-01-03 Richard Henderson <rth@redhat.com>
7963 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
7964 (mov<MMXMODEI>_internal): Likewise.
7965 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
7966 Add V2SF case; use it for SSE1; don't use TI.
7967 (movdf_integer): Likewise.
7968 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
7970 2005-01-03 Ira Rosen <irar@il.ibm.com>
7972 * tree-vectorizer.c (vect_strip_conversions): New function.
7973 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
7974 check for binary class.
7976 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
7980 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7982 * gimple-low.c (mark_blocks_with_used_vars): New function.
7983 (mark_blocks_with_used_subblocks): Ditto.
7984 (mark_used_blocks): Ditto.
7985 (pass_mark_used_blocks): New pass.
7986 * tree-inline.c: Include debug.h.
7987 (expand_call_inline): Call outlining_inline_function here.
7988 * tree-optimize.c (init_tree_optimization_passes): Add
7989 pass_mark_used_blocks.
7990 * tree-pass.h (pass_mark_used_blocks): New.
7991 * Makefile.in (tree-inline.o): Add debug.h dependency.
7993 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7995 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7996 VAR_DECLs to have weak_import attribute.
7998 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
8001 2004-01-03 Steven Bosscher <stevenb@suse.de>
8003 * passes.c (rest_of_compilation): Don't run regmove if only
8004 flag_expensive_optimizations, require flag_regmove instead.
8006 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8008 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
8010 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
8011 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8012 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
8013 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8015 2005-01-03 Richard Henderson <rth@redhat.com>
8017 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
8018 (ia64_const_ok_for_letter_p): New.
8019 (ia64_const_double_ok_for_letter_p): New.
8020 (ia64_extra_constraint): New.
8021 (ia64_expand_vecint_compare): New.
8022 (ia64_expand_vcondu_v2si): New.
8023 (ia64_expand_vecint_cmov): New.
8024 (ia64_expand_vecint_minmax): New.
8025 (ia64_print_operand): Add 'v'.
8026 (ia64_preferred_reload_class): New.
8027 (ia64_vector_mode_supported_p): New.
8028 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
8029 (PREFERRED_RELOAD_CLASS): Move to function.
8030 (CONST_OK_FOR_LETTER_P): Move to function.
8031 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
8032 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
8033 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
8034 (EXTRA_CONSTRAINT): Move to function.
8035 * config/ia64/ia64.md: Include vect.md.
8036 (itanium_class): Add mmalua.
8038 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
8040 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
8041 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
8043 (const_int_2bit_operand): New.
8044 (fr_reg_or_0_operand): New.
8045 * config/ia64/ia64-modes.def: Add vector modes.
8046 * config/ia64/ia64-protos.h: Update.
8047 * config/ia64/vect.md: New file.
8049 2005-01-03 Richard Henderson <rth@redhat.com>
8051 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
8053 2005-01-03 Uros Bizjak <uros@kss-loka.si>
8056 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
8058 (log1pdf2): Change mode of operands[0,1] to DFmode.
8060 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8062 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
8063 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
8064 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
8065 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
8066 SPARC_RELAXED_ORDERING.
8068 2005-01-03 Richard Henderson <rth@redhat.com>
8069 Uros Bizjak <uros@kss-loka.si>
8072 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
8073 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
8074 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
8076 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
8077 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
8078 const_pow2_1_to_128_operand): New predicates.
8080 2005-01-02 Greg McGary <greg@mcgary.org>
8082 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
8084 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
8085 object. [ptr_type]: Remove unused variable.
8086 Remember nearest addressable array-element or record-component
8087 when checking bitfield components. Tolerate empty BIND_EXPR.
8089 2005-01-01 Richard Henderson <rth@redhat.com>
8091 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
8092 that don't narrow the value. Fail for other conversions.
8094 2005-01-01 Richard Henderson <rth@redhat.com>
8097 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
8098 * c-lang.c (finish_file): Don't do it here.
8099 * objc/objc-act.c (objc_finish_file): Likewise.
8101 * cgraph.c (decl_assembler_name_equal): New.
8102 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
8103 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
8104 * cgraph.h (struct cgraph_varpool_node): Add next.
8105 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
8106 * varasm.c (assemble_alias): Mark the target as needed.
8108 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
8111 * function.c (get_arg_pointer_save_area): Use entry_of_function
8112 instead of get_insns.
8114 2005-01-01 Roger Sayle <roger@eyesopen.com>
8115 Andrew Pinski <pinskia@physics.uc.edu>
8116 James E. Wilson <wilson@specifixinc.com>
8118 PR rtl-optimization/12092
8119 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
8122 2005-01-01 Roger Sayle <roger@eyesopen.com>
8123 Olivier Hainque <hainque@act-europe.fr>
8125 * tree.c (int_fits_type_p): A narrower type always fits in a
8126 wider one, except for negative values into unsigned types.
8128 2005-01-01 Roger Sayle <roger@eyesopen.com>
8130 * tree.c (int_fits_type_p): Compare the result of force_fit_type
8131 with the original constant rather than require TREE_OVERFLOW.
8133 2005-01-01 Steven Bosscher <stevenb@suse.de>
8136 * c-decl.c (finish_function): If compiling C99, annotate the
8137 compiler generated return with the current file name and line 0.
8138 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
8139 the source line is greater than 0.
8140 (remove_bb): Likewise.
8142 See ChangeLog.12 for earlier changes.