1 2005-03-21 Mike Stump <mrs@apple.com>
3 * varasm.c (default_assemble_visibility): Remove extra ().
5 2005-03-21 Roger Sayle <roger@eyesopen.com>
8 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
9 to determine whether a block can be duplicated, rather than test
10 whether the block contains noncopyable insns ourselves.
12 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
14 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
17 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
19 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
21 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
23 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
24 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
25 * config/fr30/fr30.opt: New file.
27 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
29 Fix PR tree-optimization/20542
31 * tree-flow-inline.h (overlap_subvar): Move to here.
32 * tree-ssa-operands.c: From here.
33 * tree-flow.h (overlap_subvar): Declare.
34 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
35 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
36 for variables with subvars.
38 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
41 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
42 * modulo-sched.c (const_iteration_count): Return on NULL
44 (print_node_sched_params): Return on NULL dump_file.
45 (generate_reg_moves): Handle reg-anti dependencies and disregard
46 closing branch when generating register moves.
47 (sms_schedule): Mark the SMSed block dirty.
48 * passes.c (rest_of_handle_sms): Call update_life_info for all
50 * testsuite/gcc.dg/20050321-1.c: New test.
52 2005-03-21 Bob Wilson <bob.wilson@acm.org>
54 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
55 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
56 movqi_internal): Likewise.
58 2005-03-21 Bob Wilson <bob.wilson@acm.org>
60 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
61 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
62 xtensa_b4const): Delete prototypes.
63 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
64 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
65 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
66 xtensa_extra_constraint): New prototypes.
67 (add_operand, arith_operand, nonimmed_operand, mem_operand,
68 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
69 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
70 move_operand, const_float_1_operand, fpmem_offset_operand,
71 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
72 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
73 (xtensa_b4const_or_zero): ...this. Change return type to bool and
74 argument type to HOST_WIDE_INT.
75 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
76 xtensa_mask_immediate): Likewise.
77 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
78 Likewise. Also make these functions static.
79 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
80 (xtensa_const_ok_for_letter_p): New.
81 (add_operand, arith_operand, nonimmed_operand, mem_operand,
82 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
83 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
84 move_operand, const_float_1_operand, fpmem_offset_operand,
85 branch_operator, ubranch_operator, boolean_operator): Move to
87 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
88 (xtensa_mem_offset): Change return type to bool.
89 (xtensa_extra_constraint): New.
90 (gen_int_relational): Update type of const_range_p function pointer.
91 Use xtensa_b4const_or_zero.
92 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
93 xtensa_const_ok_for_letter_p. Update comments.
94 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
95 (PREDICATE_CODES): Delete.
96 * config/xtensa/xtensa.md: Include predicates.md.
97 * config/xtensa/predicates.md: New file.
99 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
101 * config/v850/v850-protos.h: Remove the prototypes for
102 reg_or_int9_operand, reg_or_const_operand,
103 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
104 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
105 movsi_source_operand, power_of_two_operand,
106 not_power_of_two_operand, special_symbolref_operand,
107 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
108 register_is_ok_for_epilogue.
109 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
110 reg_or_int9_operand, reg_or_const_operand,
111 call_address_operand, special_symbolref_operand,
112 movsi_source_operand, power_of_two_operand,
113 not_power_of_two_operand, register_is_ok_for_epilogue,
114 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
115 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
117 * config/v850/v850.h (PREDICATE_CODES): Remove.
118 * config/v850/v850.md: Include predicates.md.
119 * config/v850/predicates.md: New.
121 2005-03-21 Zack Weinberg <zack@codesourcery.com>
123 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
124 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
125 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
126 (itoolsdir, itoolsdatadir): Move definition above new first use.
127 (install-itoolsdirs): New rule.
128 (install-mkheaders): Depend on install-itoolsdirs, not
131 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
133 * tree-into-ssa.c: Remove obsolete comments.
135 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
137 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
138 unrolling if -fpeel-loops is specified, too.
139 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
140 Remove superfluous check for flag_unroll_loops.
142 2005-03-21 Uros Bizjak <uros@kss-loka.si>
144 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
145 (lrint_optab, llrint_optab): Define corresponding macros.
146 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
147 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
148 pattern and llrint_optab using llrintdi2 patterns.
149 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
150 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
151 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
152 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
153 flag_unsafe_math_optimizations is set.
155 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
157 * combine.c (combine_simplify_rtx, simplify_if_then_else,
158 simplify_logical, if_then_else_cond, known_cond,
159 simplify_comparison): Adjust calls to reverse_comparison.
160 Don't use combine_reversed_comparison_code).
161 (combine_reversed_comparison_code): Remove.
162 (reversed_comparison): Using reversed_comparison_code, move it...
163 * jump.c (reversed_comparison): ... here.
164 * rtl.h (reversed_comparison): Add prototype.
166 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
168 * builtins.c (fold_builtin): Take decomposed arguments of
170 * fold-const.c (fold_ternary): Update a call to fold_builtin.
171 * gimplify.c (gimplify_call_expr): Likewise.
172 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
173 * tree.h: Update the prototype of fold_builtin.
175 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
177 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
178 * rtlhooks.c (gen_lowpart_no_emit_general): New.
179 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
180 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
181 * simplify-rtx.c (simplify_binary_operation_1): Use it.
183 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
185 * builtins.c (fold_builtin_1): Take decomposed arguments of
187 (fold_builtin): Update a call to fold_builtin_1.
189 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
192 * gcov.c (output_lines): Only output function block summary when
193 outputting branch information.
194 * doc/gcov.texi: Document format of preamble and additional block
197 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
199 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
200 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
201 the defaults false if BITS_PER_UNIT != 8.
202 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
203 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
204 than BITS_PER_UNIT != 8.
205 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
206 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
207 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
209 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
210 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
212 2005-03-20 Roger Sayle <roger@eyesopen.com>
215 * fold-const.c (fold_binary): Fix type mismatch between
216 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
217 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
218 for non-truth-valued expressions.
220 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
221 and FUNCTION_DECL in the main switch.
222 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
223 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
224 we also need to convert their operands to match.
225 <TRUTH_NOT_EXPR>: Likewise.
227 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
229 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
230 diagnostic without checking whether an lvalue.
231 * c-common.h (lvalue_p): Remove.
232 (enum lvalue_use): Update comment.
233 (lvalue_or_else): Replace by lvalue_error.
234 * c-typeck.c (lvalue_p): Make static.
235 (lvalue_or_else): New. Call lvalue_error.
237 2005-03-21 Alan Modra <amodra@bigpond.net.au>
239 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
240 (function_arg_advance): Use rs6000_parm_start.
241 (function_arg, rs6000_arg_partial_bytes): Likewise.
243 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
245 * c-common.c (check_case_value): Adjust comment about stripping
247 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
248 * c-typeck.c (default_conversion, convert_arguments,
249 build_modify_expr, convert_for_assignment, store_init_value,
250 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
251 manually. Remove inaccurate comments.
253 2005-03-20 Roger Sayle <roger@eyesopen.com>
254 Joseph S. Myers <joseph@codesourcery.com>
256 * varasm.c (do_assemble_alias): Restore comment describing function.
257 Annotate the target parameter as potentially unused.
259 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
262 * config/avr/avr.c (avr_output_function_prologue): Do not use
263 current_function_name() in a label, use a local label instead.
265 2005-03-20 David Edelsohn <edelsohn@gnu.org>
267 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
268 flag_finite_math_only, not flag_unsafe_math_optimizations.
270 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
272 * builtins.c (fold_builtin_1): Update a call to
273 targetm.fold_builtin.
274 * hooks.c (hook_tree_tree_bool_null): Rename to
275 hook_tree_tree_tree_bool_null. Take one more argument of type
277 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
278 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
279 hook_tree_tree_tree_bool_null.
280 * target.h (gcc_target): Update the prototype of fold_builtin.
281 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
282 arguments of CALL_EXPR.
283 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
286 2005-03-20 Jan Hubicka <jh@suse.cz>
288 * cgraph.h (cgraph_node): Add prev_clone pointer.
289 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
290 (cgraph_clone_node): Produce doubly linked chain.
292 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
294 * c-common.c (handle_aligned_attribute, check_function_sentinel,
295 get_nonnull_operand, handle_sentinel_attribute,
296 check_function_arguments_recurse): Do not strip NOPS from
298 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
300 * c-format.c (get_constant): Likewise.
301 * c-parser.c (c_parser_postfix_expression): Likewise.
302 * c-typeck.c (set_init_index): Likewise.
303 (convert_arguments): Don't check for NOP_EXPR containing integer
306 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
308 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
309 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
310 Take decomposed arguments of CALL_EXPR.
311 (fold_builtin_1): Update calls to the functions mentioned
314 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
316 * c-decl.c (check_bitfield_type_and_width): Require bit-field
317 width to have integer type.
318 (build_enumerator): Require enumerator value to have integer type.
320 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
322 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
325 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
327 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
328 std=iso9899:199x): Correct descriptions.
330 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
332 * config.gcc: Consistently use solaris2.1[0-9]* instead of
335 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
337 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
339 (expand_builtin_memcpy, fold_builtin_1): Update calls to
342 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
343 arguments of CALL_EXPR.
344 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
345 fold_builtin_found, fold_builtin_1): Update calls to
346 fold_trunc_transparent_mathfn.
348 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
351 * fold-const.c (fold_widened_comparison): Don't optimize casts of
352 function pointers on targets that require function pointer
354 (fold_sign_changed_comparison): Likewise.
356 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
358 * combine.c (try_combine): When changing the mode of a hard reg, make
359 sure that doing so is valid.
361 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
363 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
364 (TARGET_HANDLE_OPTION): Override default.
365 (avr_handle_option): New function.
366 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
367 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
368 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
369 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
370 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
371 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
372 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
373 (TARGET_OPTIONS): Delete.
374 * config/avr/avr.opt: New file.
376 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
378 * config/m32r/m32r-protos.h: Remove the prototypes for
379 call_address_operand, symbolic_operand, seth_add3_operand,
380 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
381 reg_or_uint16_operand, reg_or_cmp_int16_operand,
382 two_insn_const_operand, move_src_operand,
383 move_double_src_operand, move_dest_operand,
384 eqne_comparison_operator, signed_comparison_operator,
385 large_insn_p, conditional_move_operand, carry_compare_operand,
386 m32r_block_immediate_operand, extend_operand,
387 reg_or_eq_int16_operand, int8_operand, and
389 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
390 seth_add3_operand, int8_operand, cmp_int16_operand,
391 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
392 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
393 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
394 move_double_src_operand, move_dest_operand,
395 eqne_comparison_operator, signed_comparison_operator,
396 extend_operand, small_insn_p, large_insn_p,
397 conditional_move_operand, carry_compare_operand,
398 m32r_block_immediate_operand): Move to predicates.md.
399 (MAX_MOVE_BYTES): Move to m32r.h.
400 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
401 * config/m32r/m32r.md: Include predicates.md.
402 * config/m32r/predicates.md: New.
404 2005-03-18 James E Wilson <wilson@specifixinc.com>
407 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
410 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
412 * config/mn10300/mn10300-protos.h: Remove the prototypes for
413 call_address_operand, const_8bit_operand.
414 * config/mn10300/mn10300.c (call_address_operand,
415 const_8bit_operand, const_1f_operand): Move to predicates.md.
416 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
417 * config/mn10300/mn10300.md: Include predicates.md.
418 * config/mn10300/predicates.md: New.
420 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
422 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
423 declarations in diagnostics and %E for identifiers, not %s.
425 2005-03-18 Jan Hubicka <jh@suse.cz>
426 Dale Johannesen <dalej@apple.com>
428 * basic-block.h (scale_bbs_frequencies_int,
429 scale_bbs_frequencies_gcov_type): Declare.
430 * cfg.c (RDIV): New macro.
431 (update_bb_frequency_for_threading): Fix.
432 * basic-block.h (scale_bbs_frequencies_int,
433 scale_bbs_frequencies_gcov_type): New.
434 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
435 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
436 scale_bbs_frequencies_int.
437 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
439 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
441 * config/m32r/m32r-protos.h: Remove the prototypes for
442 call_address_operand, symbolic_operand, seth_add3_operand,
443 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
444 reg_or_uint16_operand, reg_or_cmp_int16_operand,
445 two_insn_const_operand, move_src_operand,
446 move_double_src_operand, move_dest_operand,
447 eqne_comparison_operator, signed_comparison_operator,
448 large_insn_p, conditional_move_operand, carry_compare_operand,
449 m32r_block_immediate_operand, extend_operand,
450 reg_or_eq_int16_operand, int8_operand, and
452 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
453 seth_add3_operand, int8_operand, cmp_int16_operand,
454 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
455 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
456 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
457 move_double_src_operand, move_dest_operand,
458 eqne_comparison_operator, signed_comparison_operator,
459 extend_operand, small_insn_p, large_insn_p,
460 conditional_move_operand, carry_compare_operand,
461 m32r_block_immediate_operand): Move to predicates.md.
462 (MAX_MOVE_BYTES): Move to m32r.h.
463 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
464 * config/m32r/m32r.md: Include predicates.md.
465 * config/m32r/predicates.md: New.
467 * config/pa/pa-protos.h: Add prototypes for magic_milli and
469 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
470 symbolic_operand, symbolic_memory_operand,
471 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
472 indexed_memory_operand, move_dest_operand, move_src_operand,
473 prefetch_cc_operand, prefetch_nocc_operand,
474 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
475 arith_operand, arith11_operand, pre_cint_operand,
476 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
477 ireg_operand, int5_operand, uint5_operand, int11_operand,
478 uint32_operand, arith5_operand, and_operand, ior_operand,
479 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
480 pc_or_label_operand, div_operand, plus_xor_ior_operator,
481 shadd_operand, movb_comparison_operator,
482 cmpib_comparison_operator): Move to predicates.md.
483 (magic_milli, shadd_constant_p): Make it extern.
484 * config/pa/pa.h (PREDICATE_CODES): Remove.
485 * config/pa/pa.md: Include predicates.md.
486 * config/pa/predicates.md: New.
488 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
491 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
493 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
494 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
495 config/alpha/freebsd.h, config/alpha/linux.h,
496 config/alpha/netbsd.h, config/alpha/osf5.h,
497 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
498 config/h8300/h8300-protos.h, config/h8300/h8300.c,
499 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
500 doc/cppopts.texi: Update copyright.
502 2005-03-18 Jan Hubicka <jh@suse.cz>
505 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
507 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
510 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
512 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
515 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
517 * combine.c (gen_binary): Remove.
518 (known_cond, simplify_shift_const, find_split_point,
519 combine_simplify_rtx, simplify_if_then_else, simplify_set,
520 simplify_logical, expand_field_assignment, extract_left_shift,
521 force_to_mode, if_then_else_cond, apply_distributive_law,
522 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
523 simplify_comparison, reversed_comparison): Replace with
524 simplify_gen_binary, simplify_gen_relational or
525 distribute_and_simplify_rtx.
526 (distribute_and_simplify_rtx): New function.
528 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
529 Paolo Bonzini <gcc.gnu.org>
531 * calls.c (setjmp_call_p, special_function_p): Update comments
532 at the head of the functions.
534 2005-03-18 Jan Hubicka <jh@suse.cz>
536 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
538 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
539 function body should be released; do not proactively release function
540 bodies in non-unit-at-a-time mode.
542 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
544 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
545 mno-fp-ret-in-387 multilib variants.
547 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
549 * common.opt (m): Remove.
550 * opts.c (handle_option): Pass 'm' options to set_target_switch if
552 (common_handle_option): Remove OPT_m case.
554 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
556 * builtins.c (fold_builtin_bitop): Take decomposed arguments
558 (fold_builtin_1): Update a call to fold_builtin_bitop.
560 * builtins.c (fold_builtin_signbit): Take decomposed arguments
562 (fold_builtin_1): Update a call to fold_builtin_signbit.
564 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
566 PR tree-optimization/20474
567 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
568 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
570 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
572 * config/h8300/h8300-protos.h: Remove prototypes for
573 general_operand_src, general_operand_dst, single_one_operand,
574 single_zero_operand, call_insn_operand,
575 two_insn_adds_subs_operand, small_call_insn_operand,
576 jump_address_operand, bit_operand, bit_memory_operand,
577 stack_pointer_operand, const_int_gt_2_operand,
578 const_int_ge_8_operand, const_int_qi_operand,
579 const_int_hi_operand, incdec_operand, bit_operator,
580 nshift_operator, eqne_operator, gtle_operator,
581 gtuleu_operator, iorxor_operator.
582 Add prototypes for h8sx_shift_type h8sx_classify_shift and
583 h8300_ldm_stm_parallel.
584 * config/h8300/h8300.c (h8sx_shift_type,): Move to
586 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
587 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
588 (h8300_ldm_stm_parallel): Make it extern.
589 (h8300_ldm_parallel, h8300_stm_parallel,
590 h8300_return_parallel, general_operand_src,
591 general_operand_dst, h8300_dst_operand, h8300_src_operand,
592 nibble_operand, reg_or_nibble_operand, single_one_operand,
593 single_zero_operand, call_insn_operand,
594 two_insn_adds_subs_operand, small_call_insn_operand,
595 jump_address_operand, bit_operand, bit_memory_operand,
596 stack_pointer_operand, const_int_gt_2_operand,
597 const_int_ge_8_operand, const_int_qi_operand,
598 const_int_hi_operand, incdec_operand, eqne_operator,
599 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
600 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
601 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
602 nshift_operator): Move to predicates.md.
603 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
604 * config/h8300/h8300.md: Include predicates.md.
605 * config/h8300/predicates.md: New.
607 2005-03-17 Richard Henderson <rth@redhat.com>
609 * config.gcc (ia64*-*-hpux*): Add extra_options.
610 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
611 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
612 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
613 (ia64_tls_size_string, ia64_tune_string): Remove.
614 (ia64_tune): Init to PROCESSOR_ITANIUM2.
615 (TARGET_DEFAULT_TARGET_FLAGS): New.
616 (TARGET_HANDLE_OPTION): New.
617 (ia64_override_options): Move options parsing ...
618 (ia64_handle_option): ... here. New.
619 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
620 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
621 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
622 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
623 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
624 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
625 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
626 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
627 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
628 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
629 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
630 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
631 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
632 TARGET_EARLY_STOP_BITS): Remove.
633 (TARGET_ILP32): Default false.
634 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
635 (enum ia64_inline_type): New.
636 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
637 * config/ia64/ia64.md: Update for new definitions of
638 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
639 * config/ia64/ia64.opt: New file.
640 * config/ia64/ilp32.opt: New file.
642 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
645 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
647 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
649 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
650 instead of MASK_H8300S.
651 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
652 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
653 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
654 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
655 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
656 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
657 TARGET_SWITCHES): Remove.
658 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
660 * config/h8300/h8300.opt: New.
662 * config/alpha/alpha.opt, config/arc/arc.opt,
663 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
666 2005-03-17 Ian Lance Taylor <ian@airs.com>
670 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
672 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
673 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
674 (TARGET_HANDLE_OPTION): Override default.
675 (arc_handle_option): New function.
676 (arc_init): Remove code to set arch_cpu_string.
677 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
678 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
679 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
680 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
681 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
682 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
683 (arc_rodata_string, TARGET_OPTIONS): Delete.
684 * config/arc/arc.opt: New file.
686 2005-03-17 Richard Henderson <rth@redhat.com>
688 * doc/extend.texi (Weak Pragmas): New section.
689 (attribute alias): Clarify that target must be in the same
692 2005-03-17 Richard Henderson <rth@redhat.com>
694 * config/alpha/alpha.opt: New file.
695 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
697 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
698 alpha_fprm_string, alpha_fptm_string): Make static.
699 (alpha_tls_size_string): Remove.
700 (alpha_handle_option): New.
701 (override_options): Update for alpha_cpu/alpha_tune split.
702 (alpha_file_start): Likewise.
703 (TARGET_DEFAULT_TARGET_FLAGS): New.
704 (TARGET_HANDLE_OPTION): New.
705 * config/alpha/alpha.h (alpha_tune): Declare.
706 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
707 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
708 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
709 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
710 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
711 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
712 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
713 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
714 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
715 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
716 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
717 (TARGET_DEFAULT): Remove MASK_FP.
718 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
719 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
720 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
721 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
722 alpha_tls_size_string): Remove.
723 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
724 (attribute tune): Rename from attribute cpu.
725 * config/alpha/ev4.md: Update to match.
726 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
727 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
728 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
729 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
730 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
731 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
733 2005-03-16 James E. Wilson <wilson@specifixinc.com>
735 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
736 and return without creating new state if before_nops_num is nonzero.
737 * config/ia64/ia64.md (first_insn): New attribute.
738 (alloc): Set it to yes.
740 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
742 * tree-vectorizer.c (new_vec_stmt_info): Initialize
743 STMT_VINFO_SUBVARS to NULL.
744 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
746 2005-03-16 Dale Johannesen <dalej@apple.com>
748 * rtlanal.c (find_first_parameter_load): Rewrite to
749 return actual first param load or the call if none,
750 instead of first in block, when not all loads exist.
752 2005-03-16 Roger Sayle <roger@eyesopen.com>
754 * optabs.c (expand_copysign_absneg): Make static.
755 * optabs.h (expand_copysign_absneg): Delete prototype.
756 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
758 2005-03-16 Richard Henderson <rth@redhat.com>
761 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
762 (alias_pairs): Rename from output_defs.
763 (find_decl_and_mark_needed): Split out from assemble_alias.
764 (do_assemble_alias): New.
765 (assemble_output_def): Remove.
766 (finish_aliases_1, finish_aliases_2): New.
767 (process_pending_assemble_output_defs): Remove.
768 (assemble_alias): Defer aliases for which we don't yet have a
769 non-external decl for the target symbol.
770 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
771 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
772 * toplev.c (compile_file): Use finish_aliases_2 instead of
773 process_pending_assemble_output_defs.
774 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
775 (process_pending_assemble_output_defs): Remove.
777 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
779 Fix PR tree-optimization/20489
781 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
782 for empty structures.
784 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
786 Fix PR tree-optimization/20490
788 * tree-ssa-pre.c (create_expression_by_pieces): Use
789 force_gimple_operand on result of fold.
791 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
793 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
794 of closing parenthesis.
796 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
798 * builtins.c (expand_movstr): Update a call to
800 (expand_builtin_strncpy): Update a call to
801 fold_builtin_strncpy.
802 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
803 arguments of CALL_EXPR.
804 (fold_builtin_1): Update calls to fold_builtin_strcpy and
805 fold_builtin_strncpy.
806 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
807 * tree.h: Update the prototypes of fold_builtin_strcpy and
808 fold_builtin_strncpy.
810 2005-03-16 Steven Bosscher <stevenb@suse.de>
811 Dorit Naishlos <dorit@il.ibm.com>
813 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
814 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
817 2005-03-16 Steven Bosscher <stevenb@suse.de>
819 * tree-inline.c (walk_type_fields, walk_tree,
820 walk_tree_without_duplicates): Move from here...
821 * tree.c: ...to here.
823 2005-03-15 Zack Weinberg <zack@codesourcery.com>
825 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
826 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
827 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
828 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
829 (version): Define using $(BASEVER_c).
830 (Makefile, config.status, build/gcov-iov.o): No longer depends on
832 (version.o): Depend on version files; add custom generation command.
833 (prefix.o): Define BASEVER on command line.
834 (s-iov): Depend on version files; adjust command.
835 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
837 (gcc-vers.texi): New rule.
838 (doc/%.info, doc/%.dvi): Add -I . to command line.
839 (doc/gccinstall.dvi): Likewise.
840 (PACKAGE): Delete. All uses replaced with "gcc".
841 * aclocal.m4: Do not include gcc-version.m4.
842 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
843 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
844 Set is_release based on contents of DEV-PHASE.
845 Set gcc_version based on contents of BASE-VER.
846 Define WIN32_REGISTRY_KEY only if the user overrode the default.
847 * config.in, configure: Regenerate.
848 * gccbug.in: Determine version of GCC in use at runtime.
849 * gcov-iov.c: Get version number and development phase from
850 command line, not by including version.c.
851 * intl.c: Replace all uses of PACKAGE with "gcc".
852 * libada-mk.in: Delete unused "gcc_version" variable.
853 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
854 * version.c: (VERSUFFIX): New hook for redistributors; adjust
856 (version_string): Put together from pieces.
857 * config/alpha/x-vms: Do not use $(gcc_version).
858 * config/i386/t-nwld: Likewise.
859 * doc/include/gcc-common.texi: Include gcc-vers.texi for
860 version-GCC and DEVELOPMENT.
862 2005-03-15 Roger Sayle <roger@eyesopen.com>
864 PR tree-optimization/17454
865 * tree.c (tree_size): Add case for TREE_BINFO.
866 * fold-const.c (fold_checksum_tree): Only clear the overloaded
867 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
869 2005-03-15 Roger Sayle <roger@eyesopen.com>
871 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
872 op1 whilst expanding the signed widenening multiply variant.
874 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
876 * toplev.c (display_target_options): Avoid unused variable warning if
877 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
878 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
879 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
880 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
881 (mips_isa_info): New variable.
882 (mips_parse_cpu): Remove the first argument and leave the caller
884 (TARGET_HANDLE_OPTION): Override default.
885 (mips_handle_option): New function. Move option validation code from...
886 (override_options): ...here. Update calls to mips_parse_cpu.
887 * config/mips/mips.h (mips_arch_string, mips_tune_string)
888 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
889 (SUBTARGET_TARGET_OPTIONS): Delete.
890 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
891 (mno-flush-func, mtune=): New options.
893 2005-03-15 Roger Sayle <roger@eyesopen.com>
894 Richard Henderson <rth@redhat.com>
896 * real.c (c4x_single_format, c4x_extended_format): Provide values
897 for signbit_ro for c4x's single and extended floating point formats.
898 * optabs.c (expand_copysign): Use the floating point format's
899 signbit_ro for expanding via expand_copysign_absneg, and it's
900 signbit_rw field for expanding via expand_copysign_bit.
902 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
904 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
905 known_alignment_for_access_p.
906 (known_alignment_for_access_p): New.
907 (do_peeling_for_alignment): Field made int instead of bool and renamed
908 to peeling_for_alignment.
909 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
910 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
911 functionality used to be in vect_analyze_operations.
912 (vect_analyze_operations): Code to determine vectorization factor was
913 moved to vect_determine_vectorization_factor.
914 (vect_enhance_data_refs_alignment): Update to correct alignment when it
915 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
917 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
918 be part of vect_analyze_operations).
919 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
920 creating the guard condition, as the number of iterations may be
922 (slpeel_tree_peel_loop_to_edge): Use new name of
923 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
924 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
925 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
926 (vect_do_peeling_for_alignment): Use fold.
927 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
929 (vect_update_inits_of_dr): Renamed to
930 vect_update_init_of_dr.
931 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
932 (vectorizable_store): Fix assertion to use == instead of =.
934 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
936 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
937 call_used_regs for wCG registers.
939 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
941 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
942 for non-offsettable memory references to cope with outstanding reload
943 replacements, take 2.
945 2005-03-15 Uros Bizjak <uros@kss-loka.si>
948 * config/i386/i386.h (x86_fisttp): New.
949 (TARGET_FISTTP): New macro.
950 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
951 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
952 instruction when fisttp flag is set.
953 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
955 * config/i386/i386.md (type attribute): Add fisttp.
956 (unit attribute): Set to i387 for fisttp type.
957 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
958 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
960 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
961 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
963 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
964 patterns for TARGET_FISTTP. Enable patterns for
965 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
966 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
967 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
968 implement fisttp x87 insn.
969 (fix_trunc*_i387_fisttp splitters): New patterns.
970 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
971 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
972 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
974 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
975 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
976 Implement using mode macros. Disable patterns for TARGET_FISTTP.
977 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
978 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
979 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
980 Disable patterns for TARGET_FISTTP.
981 (fix_trunc*_i387 splitters): Implement usign mode macros.
982 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
983 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
984 (fix_trunx*_sse peephole2s): Implement using mode macros.
986 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
988 PR rtl-optimization/20291
989 * combine.c (try_combine): If splitting fails, re-try with
990 original combined pattern, i.e. before clobber stripping.
992 2005-03-14 Eric Christopher <echristo@redhat.com>
994 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
995 STACK_GROWS_DOWNWARD.
997 2005-03-14 Roger Sayle <roger@eyesopen.com>
999 * real.h (struct real_format): Split the signbit field into two
1000 two fields, signbit_ro and signbit_rw.
1001 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
1002 mips_double_format, ieee_extended_motorola_format,
1003 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
1004 ieee_extended_intel_128_format, ibm_extended_format,
1005 mips_extended_format, ieee_quad_format, mips_quad_format,
1006 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
1007 i370_double_format, c4x_single_format, c4x_extended_format,
1008 real_internal_format): Update initializers for new field.
1009 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
1010 real_format structure.
1011 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
1012 field of the real_format structure.
1014 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
1016 Fix PR tree-optimization/20458
1018 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
1019 DECL_EXTERNAL on STRUCT_FIELD tags.
1020 (clear_call_clobbered): Ditto.
1021 * tree-ssa-operands.c (note_addressable): Make sure the original
1022 variable doesn't slip into the addressable list if we have
1024 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
1027 2005-03-14 Geoffrey Keating <geoffk@apple.com>
1029 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
1030 (-fwide-exec-charset): Likewise.
1031 (-finput-charset): Likewise.
1032 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
1033 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
1034 * c.opt (Wnormalized): New.
1036 2005-03-14 Devang Patel <dpatel@apple.com>
1038 * doc/invoke.texi: Add reference to Visibility document.
1040 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1042 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
1043 MASK_SPLIT_ADDRESSES.
1044 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
1045 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
1046 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
1047 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
1048 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
1049 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
1050 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
1051 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
1052 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
1053 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
1054 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
1055 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
1056 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
1057 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
1058 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
1059 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
1060 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
1061 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
1062 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
1063 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
1064 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
1065 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
1066 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
1067 (TARGET_EXPLICIT_RELOCS): Delete.
1068 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
1069 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
1070 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1071 (override_options): Set MASK_LONG64 if -mint64 is given and no
1072 -mlongXX option is. Complain about -mint64 -mlong32.
1073 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
1074 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
1075 * config/mips/mips.opt: New file.
1077 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1079 * config.gcc (extra_options): New variable for listing option files.
1080 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
1081 * configure.ac (extra_opt_files): New AC_SUBST variable.
1082 (tm_file_list, tm_include_list): Include options.h first.
1083 * configure: Regenerate.
1084 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
1085 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
1086 (s-options-h): New rule.
1087 (options.h): Depend on it.
1088 (TEXI_GCCINT_FILES): Add options.texi.
1089 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
1090 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
1091 * target.h (gcc_target): Add default_target_flags and handle_option.
1092 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
1093 (TARGET_HANDLE_OPTION): New macros.
1094 (TARGET_INITIALIZER): Include them.
1095 * opt-functions.awk (opt_args, nth_arg): New functions.
1096 (switch_flags): Handle the "Target" flag.
1098 (var_name): Use opt_args and nth_arg.
1099 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
1100 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
1101 macros for the "Mask" and "InverseMask" options.
1102 * opts.h (cl_var_cond): New enum.
1103 (cl_option): Replace the "has_set_value" and "set_value" fields with
1104 "var_cond" and "var_value".
1105 (CL_TARGET): New macro.
1106 (option_enabled, print_filtered_help): Declare.
1107 (decode_options): Move definition.
1108 * opts.c (handle_option): Search for the original option before
1109 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
1110 var_cond and var_value fields. Use targetm.handle_option to handle
1112 (decode_options): Set target_flags to targetm.default_target_flags.
1113 (print_filtered_help): Make global. Handle CL_TARGET.
1114 (option_enabled): New function.
1115 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
1116 (display_target_options, set_target_switch, print_switch_values)
1117 (default_pch_valid_p): Guard uses of target_switches with
1118 #ifdef TARGET_SWITCHES. Also...
1119 (display_target_options): Display the CL_TARGET entries in cl_options.
1120 (set_target_option): Don't complain about the "" option when
1121 TARGET_SWITCHES is undefined.
1122 (print_switch_values): Use option_enabled.
1123 (default_pch_valid_p): Check cl_options[] when looking for something
1124 that has changed the value of target_flags.
1125 * c.opt: Remove documentation from top of file.
1126 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
1127 * doc/sourecebuild.texi: Refer to the new options documentation
1128 instead of c.opt. Document machine-specific .opt files.
1129 * doc/tm.texi (target_flags): Say that this variable is declared
1131 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
1132 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
1134 * doc/options.texi: New file.
1136 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1139 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
1142 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1145 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
1146 temporary variable of pointer type if an lvalues is required.
1147 (gimplify_modify_expr_rhs): Request an rvalue from it.
1148 (gimplify_expr): Pass fallback on.
1150 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1152 * cfgbuild.c: Update comments.
1154 2005-03-14 Roger Sayle <roger@eyesopen.com>
1156 PR rtl-optimization/17236
1157 * optabs.c (expand_doubleword_mult): New helper function split out
1158 from expand_binop. Permute the order in which instructions are
1159 emitted to minimize the number of simultaneously live registers.
1160 (expand_binop): Call expand_doubleword_mult to synthesize a double
1161 word multiplication.
1163 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1165 * basic-block.h: Update the prototypes of cached_make_edge and
1167 * cfg.c (cached_make_edge): Take edge_cache representing one
1168 row of the adjacency matrix of edges.
1169 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
1170 (make_edges): Initialize edge_cache to represent one row of
1171 the adjacency matrix of edges.
1173 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1175 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
1177 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
1178 Remove unused removed_phis variable.
1179 (conditional_replacement): Use build1/build2.
1180 (abs_replacement): Use last_and_only_stmt and build1/build2.
1182 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1184 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
1185 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
1186 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
1187 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
1188 * c-common.c (handle_novops_attribute): New function.
1189 (c_common_attribute_table): Add "no vops" entry.
1190 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
1191 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
1192 * tree-ssa-operands.c (get_call_expr_operands): Do not
1193 create virtual operands for calls with ECF_NOVOPS flag.
1194 * tree.h (DECL_IS_NOVOPS): New macro.
1195 (struct tree_decl): Add novops_flag.
1196 (ECF_NOVOPS): New constant.
1198 2005-03-14 Uros Bizjak <uros@kss-loka.si>
1201 * config/i386/i386.c (x86_use_himode_fiop): New.
1202 (x86_use_simode_fiop): Rename from x86_use_fiop.
1203 * config/i386/i386.h (x86_use_himode_fiop): Declare.
1204 (TARGET_USE_HIMODE_FIOP): New.
1205 (x86_use_simode_fiop): Rename from x86_use_fiop.
1206 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
1208 * config/i386/i386.md (X87MODEI12): New mode macro define.
1209 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
1210 to implement x87 FP compare with HImode input operands.
1211 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
1212 Use X87MODEI12 mode macro to handle HImode input operands.
1213 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
1214 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
1215 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
1216 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
1217 macro to implement x87 operators with HImode input operands.
1218 (fop splitters): Use X87MODEI12 mode macro to handle HImode
1221 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1223 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
1225 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
1226 constants invariant.
1228 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1230 * basic-block.h (BB_VISITED): Removed.
1231 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
1233 2005-03-14 Falk Hueffner <falk@debian.org>
1236 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
1238 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1240 * ggc-zone.c: Fix comment typos.
1242 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
1243 stringpool.c, config/mips/mips-protos.h: Update copyright.
1245 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1247 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
1248 throughout with its typedef, "rtx".
1249 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
1250 (rs6000_tls_symbol_ref_1): Remove inline keyword.
1251 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
1252 regs in comment to match code.
1254 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1256 * except.c (check_handled): Make it static.
1257 * except.h: Remove the corresponding prototype.
1259 * function.c (get_func_frame_size): Make it static.
1260 * function.h: Remove the corresponding type.
1262 * regclass.c (reg_class_superclasses, reg_class_subclasses):
1264 * hard-reg-set.h: Remove the corresponding declarations.
1266 * tree-cfg.c (verify_stmts): Check that
1267 bb_for_stmt (stmt) == bb for every PHI node and statement.
1269 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1271 * config.gcc: Remove excess indentation.
1272 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
1274 2005-03-13 Roger Sayle <roger@eyesopen.com>
1277 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
1278 * fold-const.c (fold_sign_changed_comparison): Likewise.
1279 (fold_binary): Optimize comparisons against widened operands if
1280 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
1282 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1284 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
1285 (sparc_override_options): Initialize it.
1286 (sparc_struct_value_rtx): Set it on the MEM to be returned.
1288 2005-03-13 David Edelsohn <edelsohn@gnu.org>
1290 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
1291 (reg_or_none500mem_operand): New predicate.
1292 (zero_reg_mem_operand): New predicate.
1293 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
1294 to reg_or_none500mem_operand.
1295 (extendsfdf2_fpr): Add MEM alternative.
1296 (extenddftf2_internal): Change operand2 predicate to
1297 zero_reg_mem_operand.
1299 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1301 * ggc-zone.c: Rewritten.
1303 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
1305 * configure.ac: Define GGC_ZONE for --with-gc=zone.
1306 * config.in: Regenerated.
1307 * configure: Regenerated.
1308 * gengtype.c (write_types_process_field, write_func_for_structure):
1309 Pass new argument to gt_pch_note_object.
1310 * ggc-common.c (struct ptr_data): Add TYPE.
1311 (gt_pch_note_object): Take TYPE argument and save it.
1312 (call_count): Update call to ggc_pch_count_object.
1313 (call_alloc): Update call to ggc_pch_alloc_object.
1314 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
1316 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
1317 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
1318 (ggc_alloc_zone_stat): Delete.
1319 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
1320 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
1321 (ggc_pch_alloc_object): Update prototypes.
1322 (garbage_zone): Delete.
1323 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
1324 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
1326 (tree_id_zone): New variable.
1327 (ggc_alloc_cleared_zone): Remove unused.
1328 (ggc_alloc_zone): Define.
1329 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
1330 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
1331 ggc_alloc_zone_stat.
1332 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
1333 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
1334 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
1335 (make_node_stat): Likewise. Use tree_id_zone.
1337 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1338 Joseph S. Myers <joseph@codesourcery.com>
1340 * configure.ac: Check for MIPS TLS.
1341 * configure: Regenerated.
1342 * config/mips/mips-protos.h (enum mips_symbol_type): Add
1343 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
1344 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
1345 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
1346 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
1347 (mips_classify_symbol, mips_symbolic_constant_p)
1348 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
1349 (mips_tls_operand_p, mips_call_tls_get_addr)
1350 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
1351 (mips_tls_symbol_ref_1): New functions.
1352 (mips_legitimize_address, mips_legitimize_const_move): Call
1353 mips_legitimize_tls_address.
1354 (override_options): Handle V1_REG and TLS symbols. Disable TLS
1356 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
1357 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
1358 (mips_char_to_class): Document V1_REG.
1359 (HAVE_AS_TLS): Provide default.
1360 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
1362 (load_got<mode>): Renamed from *load_got<mode>. Allow when
1364 (tls_get_tp_<mode>): New instruction.
1366 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1368 * configure.ac: Update checks for target tools.
1369 * configure: Regenerated.
1371 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1373 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
1375 2005-03-13 Roger Sayle <roger@eyesopen.com>
1377 * expmed.c (expand_mult): Use synthetic multiplication sequences for
1378 more classes of DImode multiplication by constant. Allow both
1379 multiplication by small negative constants (by performing a
1380 multiplication by a positive constant and negating the result) and
1381 multiplications by large powers of two, by using a left shift.
1383 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1385 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
1386 of basic blocks into work_stack.
1388 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
1389 config/mips/vr.h: Update copyright.
1391 * c-decl.c (c_init_decl_processing): Remove useless calls to
1392 build_function_type.
1394 * builtins.c (fold_trunc_transparent_mathfn,
1395 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
1396 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
1397 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
1398 fold_builtin_strcpy, fold_builtin_strncpy,
1399 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
1402 * builtins.c (expand_builtin_mathfn_3): Remove local variable
1405 * lambda-code.c (lambda_compute_auxillary_space): Remove local
1406 variable determinant.
1408 * tree-cfg.c (group_case_labels): Remove local variable type.
1410 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
1413 * tree-ssa-phiopt.c (value_replacement): Remove local variable
1416 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
1419 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
1420 (*movmemqi_insn): Delete.
1421 (*movmemhi): Delete.
1423 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1425 * builtins.c (fold_builtin_classify): Take decomposed
1426 arguments of CALL_EXPR.
1427 (fold_builtin_1): Update a call to fold_builtin_classify.
1429 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
1432 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
1433 through into call to parser_xref_tag after parse error.
1434 (c_parser_struct_declaration): Consistently return NULL_TREE on
1437 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
1439 * tree-flow-inline.h (ref_contains_array_ref): New function.
1440 (lookup_subvars_for_var): Ditto.
1441 (get_subvars_for_var): Ditto.
1442 (var_can_have_subvars): Ditto.
1444 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
1445 (struct subvar): New type.
1447 * tree-dfa.c (okay_component_ref_for_subvars): New function.
1449 * tree-optimize.c (init_tree_optimization_passes): Call
1450 pass_create_structure_vars.
1452 * tree-ssa-alias.c: Include vec.h.
1453 (init_alias_info): Don't auto-clear call clobbered on struct-field
1455 (compute_flow_insensitive_aliasing): Handle subvars.
1456 (group_aliases): Handle STRUCT_FIELD aliases.
1457 (setup_pointers_and_addressables): Ditto.
1458 Don't mark variables non-addressable if they still have
1459 addressable subvars.
1460 Also mark subvars addressable when the real variable is marked
1462 (add_pointed_to_var): Try to prune the pointed-to set by only
1463 pointing to subvars when possible.
1464 Otherwise, make sure we set addresses_needed and pt_vars to
1465 properly include subvars.
1466 (bitpos_of_field): New function.
1467 (push_fields_onto_fieldstack): Ditto.
1468 (get_or_create_used_part_for): Ditto.
1469 (create_overlap_variables_for): Ditto.
1470 (find_used_portions): Ditto.
1471 (create_structure_vars): Ditto.
1472 (pass_create_structure_vars): New structure.
1474 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
1475 (get_expr_operands): Handle subvars. Also try to turn
1476 COMPONENT_REF accesses into must-defs now that we can accurately
1478 (note_addressable): Try to only mark as addressable those subvars
1479 we know a COMPONENT_REF touches.
1480 (overlap_subvar): New function.
1482 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
1483 Handle subvar storing.
1484 (vect_address_analysis): Update caller of vect_object_analysis.
1486 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
1488 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
1489 (STMT_VINFO_SUBVARS): New macro.
1491 * common.opts: add flag_tree_salias.
1493 * opts.c (decode_options): flag_tree_salias defaults to on.
1495 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
1497 * doc/tree-ssa.texi: Document structural alias analysis.
1499 2005-03-12 Steven Bosscher <stevenb@suse.de>
1501 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
1502 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
1503 * tree-ssa-operands.c (get_expr_operands): Likewise.
1504 (get_expr_operands): Likewise for ERROR_MARK.
1506 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1508 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
1511 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
1514 * tree-ssa-pre.c (compute_avail): Remove local variable val.
1515 (mark_operand_necessary): Remove local variable ver.
1517 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
1518 variable prefix_len.
1520 * value-prof.c (mod_subtract_transform): Remove local variable
1523 * builtins.c (fold_builtin_exponent): Take decomposed
1524 arguments of CALL_EXPR.
1525 (fold_builtin_1): Update a call to fold_builtin_exponent.
1527 * builtins.c (fold_builtin_logarithm): Take decomposed
1528 arguments of CALL_EXPR.
1529 (fold_builtin_1): Update a call to fold_builtin_logarithm.
1531 * c-decl.c (c_init_decl_processing): Remove local variables
1532 ptr_ftype_void and ptr_ftype_ptr.
1534 * gimplify.c (gimplify_expr): Remove local variables r0 and
1537 * reg-stack.c (move_for_stack_reg): Remove local variable
1539 (compare_for_stack_reg): Remove local variable flags_user.
1540 (convert_regs_1): Remove local variable deleted.
1542 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
1544 (combine_blocks): Remove local variables exits and new_e.
1546 * tree-inline.c (expand_call_inline): Remove local variable
1549 * tree-ssa-live.c (create_ssa_var_map,
1550 calculate_live_on_entry): Remove local variable snn.
1552 2005-03-12 Geoffrey Keating <geoffk@apple.com>
1554 * c-lex.c (c_lex_with_flags): Add parameter to call to
1557 2005-03-11 Per Bothner <per@bothner.com>
1559 * c-tree.h (struct c_declarator): New id_loc field.
1560 * c-pragma.h (c_lex_with_flags): Take position reference.
1561 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
1562 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
1563 (c_lex): Pass dummy location to c_lex_with_flags.
1564 * c-parser.c (c_lex_one_token): Set c_token's location using
1565 c_lex_with_flags, instead of input_location, which might be "ahead".
1566 (c_parser_direct_declarator): Set declarator's id_loc from
1568 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
1569 declarator's id_loc, rather than probably-imprecise input_location.
1570 (build_id_declarator): Initialize c_declarator's id_loc field.
1572 2005-03-11 Roger Sayle <roger@eyesopen.com>
1575 * builtins.c (expand_builtin_signbit): Force the signbit's word
1576 into an integer register to avoid SUBREGs of floating point modes.
1578 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1580 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
1581 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
1582 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
1583 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
1585 2005-03-11 David Edelsohn <edelsohn@gnu.org>
1587 PR rtl-optimization/20306
1588 * expr.c (emit_move_complex): Set try_int false if mode is
1589 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
1590 emit_block_move if try_int is true.
1592 2005-03-11 Richard Henderson <rth@redhat.com>
1595 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
1596 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
1599 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1601 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
1602 (TARGET_FIX_VR4130): New macro.
1603 (TARGET_OPTIONS): Add -mfix-vr4130.
1604 (ISA_HAS_MACCHI): New macro.
1605 (ASM_SPEC): Add -mfix-vr4130.
1606 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
1607 (override_options): Handle mips_fix_vr4130_string.
1608 (mips_avoid_hazards): Clear all_noreorder_p
1609 if we're working around VR4130 errata and the macc alternatives
1611 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
1612 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
1613 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
1614 (MULTILIB_DEFAULTS): Remove leading "march=".
1615 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
1616 if no architecture option is given.
1617 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
1619 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
1620 * doc/invoke.texi: Document -mfix-vr4130.
1622 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1624 * config/mips/mips.c (override_options): Only warn about -mint64
1625 deprecation if TARGET_INT64.
1627 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1629 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
1630 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
1631 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
1632 are non-specific regarding the nonnull parameter positions.
1633 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
1634 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
1635 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
1636 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
1638 * builtins.def: Use the non-specific "nonnull" attibute lists.
1640 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1642 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1643 single_pred_edge, single_succ, single_pred): Improve comments.
1645 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1647 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1648 single_pred_edge, single_succ, single_pred): New inline functions.
1649 * bb-reorder.c (rotate_loop, find_traces_1_round,
1650 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
1651 duplicate_computed_gotos): Use the single_succ/pred functions.
1652 * cfganal.c (forwarder_block_p): Ditto.
1653 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
1654 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1655 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
1656 merge_seq_blocks): Ditto.
1657 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
1658 * cfglayout.c (fixup_reorder_chain): Ditto.
1659 * cfgloop.c (mark_single_exit_loops, update_latch_info,
1660 canonicalize_loop_headers, verify_loop_structure): Ditto.
1661 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
1662 mfb_update_loops, create_preheader, force_single_succ_latches,
1663 create_loop_notes): Ditto.
1664 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
1665 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
1666 commit_one_edge_insertion, purge_dead_edges,
1667 cfg_layout_can_merge_blocks_p): Ditto.
1668 * except.c (sjlj_emit_function_enter): Ditto.
1669 * flow.c (init_propagate_block_info): Ditto.
1670 * function.c (thread_prologue_and_epilogue_insns): Ditto.
1671 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
1672 insert_insn_end_bb): Ditto.
1673 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
1674 find_if_case_2): Ditto.
1675 * lambda-code.c (perfect_nestify): Ditto.
1676 * lcm.c (optimize_mode_switching): Ditto.
1677 * loop-doloop.c (doloop_modify): Ditto.
1678 * loop-init.c (loop_optimizer_init): Ditto.
1679 * loop-iv.c (simplify_using_initial_values): Ditto.
1680 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1681 * loop-unswitch.c (unswitch_loop): Ditto.
1682 * modulo-sched.c (generate_prolog_epilog): Ditto.
1683 * predict.c (combine_predictions_for_insn, estimate_probability,
1684 tree_estimate_probability, last_basic_block_p,
1685 estimate_bb_frequencies): Ditto.
1686 * profile.c (branch_prob): Ditto.
1687 * regrename.c (copyprop_hardreg_forward): Ditto.
1688 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
1689 * tracer.c (layout_superblocks): Ditto.
1690 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
1691 cfg_remove_useless_stmts_bb, cleanup_control_flow,
1692 cleanup_control_expr_graph, disband_implicit_edges,
1693 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
1694 tree_verify_flow_info, tree_make_forwarder_block,
1695 tree_forwarder_block_p, remove_forwarder_block,
1696 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
1697 * tree-if-conv.c (tree_if_conversion): Ditto.
1698 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1699 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
1700 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
1701 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
1702 copy_loop_headers): Ditto.
1703 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
1704 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
1705 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
1706 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
1707 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
1708 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
1709 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
1710 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
1711 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
1712 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
1713 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
1714 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
1715 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1716 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
1717 slpeel_add_loop_guard): Ditto.
1719 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
1721 PR tree-optimization/15784
1722 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1725 * stmt.c (expand_case): Don't change index_type. Convert minval
1728 PR tree-optimization/20130
1729 * fold-const.c (fold): Fold x * -1 into -x.
1731 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
1733 PR rtl-optimization/20331
1734 * rtlanal.c (modified_between_p): Check its address first for MEM.
1735 (modified_in_p): Likewise.
1737 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
1739 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
1741 2005-03-10 Steven Bosscher <stevenb@suse.de>
1743 * expr.c (expand_expr_real_1): If possible, use a conditional
1744 move for expanding MIN_EXPR and MAX_EXPR.
1745 Use temp for moving around rtx-en.
1747 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
1750 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
1753 2005-03-10 Roger Sayle <roger@eyesopen.com>
1755 * builtins.c (expand_builtin_signbit): Extend to handle floating
1756 point modes wider than the largest integer type, using the
1757 operand_subword_force function to obtain the signbit's word.
1759 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1762 * combine.c (try_combine): If recog_for_combine added CLOBBERs
1763 to NEWI2PAT, fail to combine if they are used by NEWPAT.
1765 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
1767 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
1769 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
1771 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
1773 (perform_edge_inserts): Unconditionally call
1774 free_dominator_info.
1776 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
1778 2005-03-10 Bob Wilson <bob.wilson@acm.org>
1780 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
1782 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
1784 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
1786 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
1788 (rtl_register_value_prof_hooks,
1789 tree_value_profile_transformations,
1790 tree_register_value_prof_hooks): Likewise.
1791 * var-tracking.c (stack_adjust_offset_pre_post,
1792 variable_htab_free, variable_union, dataflow_set_different_2,
1793 count_uses, variable_was_changed, set_frame_base_location,
1794 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
1795 vt_add_function_parameters): Likewise.
1796 * varasm.c (named_section_real, named_section, make_decl_rtl,
1797 asm_emit_uninitialised, assemble_integer, decode_addr_const,
1798 const_hash_1, compare_constant, copy_constant, force_const_mem,
1799 output_constant_pool_2, output_constant_pool_1, output_constant,
1800 output_constructor, make_decl_one_only, decl_tls_model,
1801 default_no_named_section, default_elf_select_section_1,
1802 default_unique_section_1): Likewise.
1803 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
1804 * vmsdbgout.c (addr_const_to_string): Likewise.
1807 * function.c (struct assign_parm_data_one): Remove last_named
1809 (assign_parm_find_data_types): Don't determine last_named.
1810 Reorder named_parm determination.
1811 (assign_parms): Only setup varargs on the last non-varadic
1814 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
1816 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
1817 sda base address on medium model.
1819 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
1821 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
1822 * cfgloop.c (flow_loop_nodes_find): Export.
1823 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
1825 * cfgloopmanip.c (fix_loop_structure): New function.
1826 * predict.c (predict_loops): Clean up the loops information.
1827 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
1828 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
1830 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
1831 (rewrite_into_loop_closed_ssa): Declaration changed.
1832 * tree-loop-linear.c (linear_transform_loops): Add argument to
1833 rewrite_into_loop_closed_ssa call.
1834 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1835 * tree-ssa-loop-im.c (move_computations): Ditto.
1836 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
1837 * tree-vectorizer.c (vectorize_loops): Ditto.
1838 * tree-optimize.c: Include cfgloop.h.
1839 (execute_todo): Choose whether to call cleanup_tree_cfg or
1840 cleanup_tree_cfg_loop.
1841 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
1842 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
1843 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
1844 cleanup_tree_cfg_loop call.
1845 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
1846 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
1847 work on part of cfg.
1849 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1852 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
1853 with multiple alternatives.
1855 * stmt.c (parse_output_constraint): Fix a typo.
1857 2005-03-09 Bob Wilson <bob.wilson@acm.org>
1859 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
1860 assembly directive instead of deprecated "no-generics".
1862 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
1864 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1865 for non-offsettable memory references to cope with outstanding reload
1867 * config/s390/s390.md ("reload_outti"): Call find_replacement to
1868 avoid losing outstanding address reloads.
1869 ("reload_outdi", "reload_outdf"): Likewise.
1871 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1873 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
1874 code. Add more cbrt transformations.
1876 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1878 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
1880 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1882 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
1883 NULL_TREE when a given tree is not simplified.
1884 (fold): Return the original tree when any of the functions
1885 mentioned above NULL_TREE.
1887 * fold-const.c (fold_unary, fold_binary): Take decomposed
1888 arguments, code, type, op0, and op1 in case of fold_binary.
1889 (fold): Update calls to fold_unary and fold_binary.
1891 2005-03-09 Roger Sayle <roger@eyesopen.com>
1893 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
1894 a fndecl and an arglist instead of a CALL_EXPR, exp.
1896 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1898 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
1900 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
1902 * expr.c (expand_assignment): Remove orig_to_rtx.
1904 * fold-const.c (int_const_binop): Remove no_overflow.
1906 * ifcvt.c (noce_emit_move_insn): Remove inmode.
1908 * loop-iv.c (get_biv_step_1): Remove lhs.
1910 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
1912 * real.c (real_nan): Remove neg.
1914 * function.c (thread_prologue_and_epilogue_insns): Remove i
1917 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
1920 * tree-eh.c (tree_could_trap_p): Remove idx.
1922 * tree-into-ssa.c (ann): Remove ann.
1924 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
1926 * tree-sra.c (decide_block_copy): Remove inst_count.
1928 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
1930 * tree-ssa-loop-im.c (lhs): Remove.
1932 * cfgbuild.c (state, STATE, SET_STATE,
1933 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1935 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1936 (find_basic_blocks): Set the state of each basic block to
1939 2005-03-08 Jeff Law <law@redhat.com>
1941 * tree-cfg.c (cleanup_control_flow): If removal of a computed
1942 goto results in the removal of edges in the CFG, then we need
1943 to recompute dominators.
1945 2005-03-09 Ben Elliston <bje@au.ibm.com>
1947 * c-common.c (c_do_switch_warnings): Comment fix.
1949 2005-03-08 Julian Brown <julian@codesourcery.com>
1951 * Patch from 2005-03-08 reverted for causing regressions and
1952 ppc-darwin bootstrap failure.
1954 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
1956 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1957 Define the real function for ppc-darwin.
1958 * c-typeck.c (convert_arguments): Check for target-specific
1959 invalid argument call to unprototyped function.
1960 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1962 * target.h (invalid_arg_for_unprototyped_fn): New field
1964 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1965 default target hook.
1966 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1969 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1971 * c-typeck.c (constructor_stack, constructor_range_stack,
1972 initializer_stack): Make them static.
1974 * cfg.c (rbi_pool): Make it static.
1976 * gimple-low.c (lower_stmt_body): Make it static.
1977 * tree-flow.h: Remove the corresponding prototype. Don't
1980 * sched-deps.c (cache_size): Make it static.
1982 * stor-layout.c (lang_adjust_rli): Make it static.
1984 2005-03-08 Julian Brown <julian@codesourcery.com>
1986 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1987 from being used for symbols with vague linkage when
1988 HAVE_GAS_COMDAT_GROUP is true.
1990 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
1992 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1993 nlabel == JUMP_LABEL (jump).
1995 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1997 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1998 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1999 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
2000 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
2002 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
2005 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
2006 * c-common.c (handle_returns_twice): New function.
2007 (c_common_attribute_table): Declare eturns_twice' attribute.
2008 * doc/extend.texi: Document eturns_twice' attribute.
2009 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
2010 (struct tree_decl): Add returns_twice_flag.
2012 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2014 * tree-ssa-phiopt.c: Fix a comment typo.
2016 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
2017 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
2018 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
2021 2005-03-08 Richard Henderson <rth@redhat.com>
2023 * config/alpha/alpha.c (code_for_builtin): Replace special-case
2024 builtin codes with ctzdi2, clzdi2, popcountdi2.
2025 (struct alpha_builtin_def): Add is_const.
2026 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
2027 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
2028 (alpha_init_builtins): Init them. Set nothrow and const attributes
2030 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
2031 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
2032 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
2033 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
2034 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
2035 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
2036 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
2037 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
2038 (TARGET_FOLD_BUILTIN): New.
2039 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
2040 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
2042 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
2044 2005-03-08 Ira Rosen <irar@il.ibm.com>
2046 PR tree-optimization/20122
2047 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
2048 condition of access function instead of base.
2050 2005-03-07 Jeff Law <law@redhat.com>
2051 Steven Bosscher <stevenb@suse.de>
2053 * tree-cfg.c (find_taken_edge_computed_goto): New function.
2054 (find_taken_edge): Call find_taken_edge_computed_goto as
2055 appropriate. Allow any gimple invariant rather than just
2056 INTEGER_CST for VAL.
2057 (cleanup_control_flow): Cleanup a computed goto which has turned
2059 (tree_merge_blocks): If block B has any forced labels, move
2060 them to the start of block A.
2061 * tree-ssa-dom.c (thread_across_edge): Allow threading across
2062 computed gotos as well.
2063 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
2064 removal of unnecessary computed gotos too.
2065 (lookup_redirection_data): Fix type of INSERT argument. Callers
2068 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2070 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
2071 Remove trailing spaces.
2073 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
2074 unshare_all_trees): Make them static.
2075 * tree-gimple.h: Remove the corresponding prototypes.
2077 * diagnostic.h: Remove unused prototype
2078 debug_output_buffer.
2079 * modulo-sched.c: Remove unused prototype
2080 set_row_column_for_ps.
2082 * tree-ssa-phiopt.c (tree_ssa_phiopt,
2083 replace_phi_edge_with_variable): Remove unused variable i.
2085 2005-03-07 Per Bothner <per@bothner.com>
2087 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
2089 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
2092 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
2093 bbs on the COND_EXPR instead of the PHI_NODEs.
2094 (candidate_bb_for_phi_optimization): Remove.
2095 (replace_phi_with_stmt): Rename to ...
2096 (replace_phi_edge_with_variable): this and change so that we
2097 replace the phi argument instead of removing the PHI.
2098 (conditional_replacement): Change so we deal with PHI with more
2100 (value_replacement): Likewise.
2101 (abs_replacement): Likewise.
2103 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
2105 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
2106 output_e500_flip_gt_bit.
2108 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
2110 (rs6000_generate_compare): Fix logic to look at the correct bits.
2111 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
2113 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
2114 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
2115 gen_move_from_CR_gt_bit.
2117 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
2118 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
2119 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
2121 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
2122 (E500_CR_IOR_COMPARE): New constant.
2124 2005-03-08 Earl Chew <earl_chew@agilent.com>
2125 David Billinghurst <David.Billinghurst@riotinto.com>
2127 * config/i386/host-cygwin.c: New file to support precompiled
2129 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
2130 * config.host: Use above files for cygwin host.
2132 2005-03-07 David Edelsohn <edelsohn@gnu.org>
2134 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
2135 ordering ops from earlier change.
2137 2005-03-07 Per Bothner <per@bothner.com>
2139 Various fixes to allow us to again build if --enable-mapped-location:
2140 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
2141 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
2142 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
2143 local variable loc. Change logic appropriately.
2144 * tree-vect-transform.c (vect_finish_stmt_generation): Use
2145 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
2146 * c-parser.c (c_parser_for_statement): Initialize loc variable.
2147 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
2148 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
2150 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
2152 PR rtl-optimization/19683
2153 * reload1.c (choose_reload_regs): Pass the number of bits, not the
2154 number of bytes, to smallest_int_for_mode. Fix arguments to
2155 REG_CANNOT_CHANGE_MODE_P.
2157 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2159 * reorg.c (relax_delay_slots): Check that the jump is
2160 conditional before trying to invert it.
2162 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2164 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
2167 * calls (stack_arg_under_construction): Make it static.
2169 * flow.c (regs_live_at_setjmp): Make it static.
2170 * flow.h: Remove the corresponding prototype.
2172 * reload1.c (reload_startobj, reload_firstobj,
2173 something_needs_operands_changed, reload_inherited,
2174 reload_inheritance_insn, reload_override_in,
2175 reload_spill_index): Make them static.
2177 * recog.c (verify_changes): Make it static.
2178 * recog.h: Remove the corresponding prototype.
2180 * cfgbuild.c (find_sub_basic_blocks): Remove.
2181 * basic-block.h: Remove the corresponding prototype.
2182 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
2184 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
2186 * tree-ssa-operands.c (check_build_stmt): Remove.
2188 * stor-layout.c (set_alignment): Remove.
2189 * tree.h: Remove the corresponding prototype.
2191 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
2193 * tree-ssa-dce.c (control_dependence_map,
2194 visited_control_parents): Make them static.
2196 * cfghooks.c (verify_flow_info): Remove local variable
2199 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
2202 * loop-unswitch.c (unswitch_loop): Remove local variable src.
2204 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
2206 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
2208 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
2210 * config/ia64/hpux.h (LINK_SPEC): Add -z.
2211 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
2212 PARALLEL for an empty structure.
2214 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2216 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
2218 * fold-const.c (fold_binary): Unroll the very first "for"
2221 2005-03-06 David Edelsohn <edelsohn@gnu.org>
2223 * config/rs6000/predicates.md (branch_comparison_operator): Remove
2224 redundant match_code test.
2225 (scc_comparison_operator): Swap match_operand and match_code
2227 (branch_positive_comparison_operator): Same.
2228 (trap_comparison_operator): Use comparison_operator and swap with
2231 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
2234 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
2235 (out_movhi_r_mr): Read low byte of volatile MEM first.
2236 (out_movhi_mr_r): Write high byte of volatile MEM first.
2238 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2240 * cselib.c (reg_values, reg_values_size): Make them static.
2242 * cse.c (cse_reg_info_table): Make it static.
2244 * fold-const.c (fold_unary): Use build1 instead of copy_node.
2246 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
2248 * cse.c (find_best_addr): Use canon_for_address.
2250 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2252 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
2253 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
2254 SUBREG and MEM, respectively.
2256 * fold-const.c (fold_binary): Use code instead of t.
2258 * fold-const.c (optimize_minmax_comparison): Take decomposed
2259 arguments code, type, op0, and op1 instead of t.
2260 (fold_binary): Update a call to optimize_minmax_comparison.
2262 * fold-const.c (fold_range_test): Take decomposed arguments
2263 code, type, op0, and op1 instead of t.
2264 (fold_binary): Update a call to fold_range_test.
2266 * fold-const.c (fold_binary_op_with_conditional_arg): Take
2267 decomposed arguments code, type, op0, and op1 instead of t.
2268 (fold_binary): Update a call to fold_range_test.
2270 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2272 * fold-const.c (fold_binary): Avoid directly using the original
2273 expression t as much as possible.
2275 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2277 * c-semantics.c (build_stmt): Use TYPE_P instead of
2278 IS_NON_TYPE_CODE_CLASS.
2279 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
2280 (NON_TYPE_CHECK): Use TYPE_P instead of
2281 IS_NON_TYPE_CODE_CLASS.
2283 * fold-const.c (fold): Remove handling of binary expressions.
2285 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
2287 * doc/c-tree.texi: Wrap comments in @r{}.
2288 * doc/cpp.texi: Likewise.
2289 * doc/cppinternals.texi: Likewise.
2290 * doc/extend.texi: Likewise.
2291 * doc/md.texi: Likewise.
2292 * doc/objc.texi: Likewise.
2293 * doc/sourcebuild.texi: Likewise.
2294 * doc/tm.texi: Likewise.
2297 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2299 * predict.c (apply_return_prediction): Standardize PHI chain
2301 * tree-ssa.c (ssa_redirect_edge): Likewise.
2303 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
2304 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
2307 * tree-phinodes.c (remove_phi_node): Drop the last argument.
2308 * tree-flow.h: Adjust the prototype for remove_phi_node.
2309 * lambda-code.c (perfect_nestify): Adjust a call to
2312 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
2313 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
2315 * tree-ssa-dce.c (remove_dead_phis): Likewise.
2316 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2317 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2318 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
2320 * combine.c (simplify_and_const_int): Use gen_int_mode instead
2321 of GEN_INT (trunc_int_for_mode (...)).
2322 * loop-iv.c (iv_number_of_iterations): Likewise.
2323 * postreload.c (reload_cse_move2add): Likewise.
2324 * simplify-rtx.c (simplify_const_unary_operation,
2325 simplify_const_binary_operation): Likewise.
2326 * stor-layout.c (get_mode_bounds): Likewise.
2328 * fold-const.c (fold_binary): New.
2329 (fold): Call fold_binary on binary expressions.
2331 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
2333 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
2334 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
2335 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
2336 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
2337 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
2339 2005-03-04 Devang Patel <dpatel@apple.com>
2341 PR tree-optimization/18815
2342 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2343 loops with zero exit edges.
2345 2005-03-04 Devang Patel <dpatel@apple.com>
2347 * doc/invoke.texi: Remove reference to webpage that does not exist.
2349 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
2350 Joseph S. Myers <joseph@codesourcery.com>
2353 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
2354 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
2355 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
2356 * pa.c (get_plabel): Change argument to symbol_ref. Call
2357 maybe_get_identifier instead of get_identifier.
2358 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
2359 (struct deferred_plabel): Replace name field with symbol field.
2360 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
2361 ASM_OUTPUT_EXTERNAL_REAL is defined.
2362 (output_global_address): Use output_addr_const for output of all
2364 (output_deferred_plabels): Use symbol_ref instead of name for address
2366 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
2367 ASM_OUTPUT_SYMBOL_REF): New macros.
2368 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
2370 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
2373 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
2375 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
2376 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
2378 2005-03-04 Jeff Law <law@redhat.com>
2380 * basic-block.h (rediscover_loops_after_threading): Declare.
2381 * tree-ssa-dom.c: Include cfgloop.h.
2382 (tree_ssa_dominator_optimize): Discover loops and some basic
2383 properties. Remove forwarder blocks recreated by loop header
2384 canonicalization. Also mark backedges in the CFG.
2385 * tree-ssa-threadupdate.c: Include cfgloop.h
2386 (rediscover_loops_after_threading): Define.
2387 (struct local_info): New field, JUMP_THREADED.
2388 (prune_undesirable_thread_requests): New function.
2389 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
2390 then record that fact for the callers of redirct_edges.
2391 (thread_block): If BB has incoming backedges, then call
2392 prune_undesirable_thraed_requests. Note when we are
2393 going to have to rediscover loop information. Return a
2394 boolean indicating if any jumps were threaded.
2395 (thread_through_all_blocks): Bubble up boolean indicating
2396 if any jumps were threaded.
2397 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
2398 (tree-ssa-threadupdate.o): Similarly.
2400 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2402 * fold-const.c (fold_ternary): Unroll the "for" loop to
2405 2005-03-04 Andrew Haley <aph@redhat.com>
2407 * unwind-dw2-fde-glibc.c (struct
2408 unw_eh_callback_data.check_cache): New field.
2409 (frame_hdr_cache): New.
2410 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
2411 Cache frame header info.
2413 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
2415 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
2416 (print_c_condition): Declare.
2417 * read-rtl.c (ptr_loc): New structure.
2418 (ptr_locs, ptr_loc_obstack, joined_conditions)
2419 (joined_conditions_obstack): New variables.
2420 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
2421 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
2422 (join_c_conditions, print_c_condition): New functions.
2423 (apply_macro_to_string): Associate the new string with the same
2424 source location as the old one.
2425 (add_condition_to_string): Use join_c_conditions.
2426 (read_string): Use set_rtx_ptr_loc to record a filename and line
2427 number for the string.
2428 (read_rtx): Initialize the new variables above.
2429 * genattrtab.c (write_test_expr, write_attr_value): Use
2431 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
2432 comment above the GCC_VERSION check.
2433 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
2434 Inline the definition of MAYBE_EVAL.
2435 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
2436 * genoutput.c (process_template): Likewise.
2437 * genpreds.c (write_predicate_subfunction): Likewise.
2438 (write_predicate_expr): Use print_c_condition.
2439 * genrecog.c (write_cond): Likewise.
2440 * gensupport.c (process_rtx): Use join_c_conditions to join the
2441 conditions of a define_insn_and_split. Record a source location
2442 for the string after the "&&".
2443 (alter_test_for_insn): Use join_c_conditions.
2445 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
2448 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2449 PR tree-optimization/15784
2450 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2453 2005-03-04 Ben Elliston <bje@au.ibm.com>
2455 * gcc.c (option_map): Add --coverage.
2456 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
2457 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
2458 * config/darwin.h: Pass -lgcov for `coverage'.
2459 * doc/invoke.texi (Debugging Options): Document --coverage.
2461 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2463 * gcse.c (bypass_block): Use find_edge wherever possible.
2465 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
2469 * c-opts.c (c_common_parse_file): Call start_source_file
2470 and end_source_file at the approriate times.
2472 * dwarf2out.c (dwarf2out_finish): Don't auto-end
2473 the main file, it will be done for us now.
2475 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2477 * fold-const.c (fold_ternary): New.
2478 (fold): Call fold_ternary on ternary expressions. Remove
2479 handling of ternary expressions.
2481 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2483 PR tree-optimization/15784
2484 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2487 2005-03-03 David Edelsohn <edelsohn@gnu.org>
2489 * config/rs6000/predicates.md (branch_comparison_operator):
2490 Convert from C block to conditional format.
2492 2005-03-03 Jan Hubicka <jh@suse.cz>
2494 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
2495 and non-constant public variables.
2497 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
2499 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
2502 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
2505 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
2506 calls to release_ssa_name and release_phi_node.
2508 * fold-const.c (fold): Remove handling of unary expressions.
2510 * fold-const.c (fold_unary): Avoid directly using the original
2511 expression t as much as possible.
2513 2005-03-03 Roger Sayle <roger@eyesopen.com>
2514 Andrew Pinski <pinskia@physics.uc.edu>
2516 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
2517 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
2519 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
2521 Describe special registers SRP and MOF as allocatable registers.
2522 * config/cris/cris.c (cris_md_asm_clobbers): New function.
2523 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
2524 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
2525 TARGET_HAS_MUL_INSNS.
2526 (cris_print_operand) <case 'd'>: New case.
2527 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
2528 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
2530 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
2531 (REG_ALLOC_ORDER): Update for MOF.
2532 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
2534 (GENERAL_REGS): No longer a define of ALL_REGS.
2535 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
2536 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2538 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
2539 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
2540 (SECONDARY_RELOAD_CLASS): Define.
2541 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
2542 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
2543 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
2544 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
2545 (REGISTER_MOVE_COST): Define.
2546 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
2547 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
2548 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
2549 (CRIS_MOF_REGNUM): New define_constants.
2550 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
2552 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
2554 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
2555 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
2556 Adjust for MOF being properly described as a register.
2557 (indir_to_reg_split): Name this split. Conditionalize on the
2558 destination register being a general register.
2559 (movei): Conditionalize on on operands 0 and 1 having the same
2562 2005-03-03 Alan Modra <amodra@bigpond.net.au>
2565 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
2566 -mcpu to override any other explicitly given flags.
2568 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
2570 * recog.c (verify_changes, confirm_change_group): New functions,
2571 broken out of apply_change_group.
2572 (apply_change_group): Use them.
2573 * recog.h (verify_change, confirm_change_group): Declare.
2574 * rtl.h (redirect_jump_2): Declare.
2575 * jump.c (redirect_exp, invert_exp): Delete.
2576 (invert_exp_1): Take second parameter. Return value. Changed caller.
2577 (redirect_jump_2): New function, broken out of redirect_jump.
2578 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
2579 (invert_jump): Use invert_jump_1 and redirect_jump_2.
2580 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
2582 2005-03-02 Geoffrey Keating <geoffk@apple.com>
2584 * varasm.c (named_section): Use xstrdup rather than doing it by
2587 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
2589 2005-03-02 Devang Patel <dpatel@apple.com>
2591 Undo PR tree-optimization/18815 fix.
2593 2005-03-02 Devang Patel <dpatel@apple.com>
2595 PR tree-optimization/18815
2596 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2597 loops with zero exit edges.
2599 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2601 * cfg.c (connect_src, connect_dest, disconnect_src,
2602 disconnct_dest): New.
2603 (unchecked_make_edge, remove_edge, redirect_edge_succ,
2604 redirect_edge_pred): Use the new functions.
2606 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2607 free_dominance_info only when needed.
2609 2005-03-02 David Edelsohn <edelsohn@gnu.org>
2612 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
2613 (reg_or_sub_cint64_operand): Same.
2615 2005-03-02 Jeff Law <law@redhat.com>
2617 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
2618 CFG_ALTERED in the main DOM iteration loop.
2620 2005-03-02 Mark Mitchell <mark@codesourcery.com>
2623 * varasm.c (initializer_constant_valid_p): Allow conversions
2624 between OFFSET_TYPEs. Tidy.
2626 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
2628 * config/cris/cris.md ("return"): Remove epilogue delay list
2631 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
2633 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
2635 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
2637 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2639 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
2640 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
2641 config/m68k/m68k.c, config/mips/mips.h,
2642 config/rs6000/rs6000-protos.h, doc/contrib.texi,
2643 doc/include/gcc-common.texi: Update copyright.
2645 PR middle-end/18029 and PR middle-end/18030
2646 * expr.c (optimize_bitfield_assignment_op): Add a special case
2647 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
2649 * fold-const.c (fold_unary): New.
2650 (fold): Call fold_unary on unary expressions.
2652 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
2654 * cgraph.h (struct cgraph_edge): Add prev_caller and
2656 (cgraph_node_remove_callees): Export.
2657 * cgraph.c (cgraph_create_edge): Initialize prev_caller
2659 (cgraph_edge_remove_callee): New function.
2660 (cgraph_edge_remove_caller): Likewise.
2661 (cgraph_remove_edge): Use.
2662 (cgraph_redirect_edge_callee): Likewise.
2663 (cgraph_node_remove_callees): New function.
2664 (cgraph_node_remove_callers): Likewise.
2665 (cgraph_remove_node): Use.
2666 * tree-optimize.c (tree_rest_of_compilation): Use
2667 cgraph_node_remove_callees instead of manual loop.
2668 * cgraphunit.c (cgraph_finalize_function): Likewise.
2669 (cgraph_expand_function): Likewise.
2670 (cgraph_remove_unreachable_nodes): Likewise.
2672 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
2675 * c-tree.h (undeclared_variable, build_external_ref): Add extra
2677 * c-decl.c (undeclared_variable): Take location as argument.
2678 * c-typeck.c (build_external_ref): Likewise.
2679 * c-parser.c (c_parser_postfix_expression): Pass location of
2680 identifier to build_external_ref.
2682 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2684 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
2685 CCEQ mode for branch_positive_comparison_operator test.
2686 * config/rs6000/predicates (branch_comparison_operator): Revert to
2688 (scc_comparison_operator): Same.
2689 (branch_positive_comparison_operator): Same.
2691 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
2693 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
2694 (cris_delay_slots_for_epilogue): Remove.
2695 (save_last): Move into cris_target_asm_function_epilogue.
2696 (cris_target_asm_function_epilogue): Remove tests for file being
2698 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
2699 (cris_delay_slots_for_epilogue): Remove prototypes.
2700 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
2701 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
2703 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2705 * config/rs6000/predicates.md (branch_comparison_operator): Change
2706 to define_special_predicate.
2707 (scc_comparison_operator): Same.
2708 (branch_positive_comparison_operator): Same.
2710 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
2712 * Makefile.in (tree-ssa-sink.o): New.
2713 (OBJS-common): Add tree-ssa-sink.o.
2714 * common.opt: Add -ftree-sink
2715 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
2716 * timevar.def (TV_TREE_SINK): new timevar.
2717 * tree-flow.h (is_hidden_global_store): Prototype.
2718 * tree-optimize.c (init_tree_optimization_passes): Add
2720 * tree-pass.h (pass_sink_code): New.
2721 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
2722 for non-obvious global store store to is_hidden_global_store, and
2723 call that new function.
2724 * tree-ssa-sink.c: New file.
2725 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
2726 * doc/passes.texi: Document forward store motion.
2727 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
2728 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
2729 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
2730 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
2732 2005-03-01 Per Bothner <per@bothner.com>
2734 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
2735 and we have a non-zero column-number, add it to the message.
2736 Also factor out the diagnostic_kind_text.
2738 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2740 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2741 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2742 flow_loop_scan): Removed.
2743 (flow_loop_dump): Do not dump removed fields.
2744 (flow_loop_free): Do not free removed fields.
2745 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
2746 (loop_exit_edge_p): New function.
2747 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
2748 num_pre_header_edges, entry_edges, num_entries, exit_edges,
2749 num_exits, exits_doms.
2750 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
2751 LOOP_EDGES, LOOP_ALL): Removed.
2752 (flow_loop_scan): Declaration removed.
2753 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
2754 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
2756 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
2757 (if_convert): Call flow_loops_find and flow_loops_free
2758 when calling mark_loop_exit_edges.
2759 * cfgloopanal.c (mark_loop_exit_edges): Moved from
2760 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
2761 free_dominance_info calls.
2762 * loop-init.c (flow_loops_find): Ditto.
2763 * passes.c (rest_of_handle_branch_prob): Ditto.
2764 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
2765 * loop-unroll.c (analyze_insns_in_loop): Do not use
2767 * predict.c (predict_loops): Do not call flow_loop_scan.
2768 Use get_loop_exit_edges.
2769 (tree_estimate_probability): Do not pass flags to flow_loops_find.
2770 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
2771 Do not use EDGE_LOOP_EXIT.
2772 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
2773 to bb_with_exit_edge_p.
2774 (if_convertible_loop_p): Do not call flow_loop_scan. Use
2775 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
2776 to bb_with_exit_edge_p.
2777 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
2779 * tree-loop-linear.c (linear_transform_loops): Do not call
2780 flow_loop_scan. Use loop->single_exit.
2781 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
2782 (vect_analyze_loop_form): Do not call flow_loop_scan.
2783 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
2785 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
2787 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
2788 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2789 slpeel_tree_duplicate_loop_to_edge_cfg,
2790 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
2791 Use loop_preheader_edge and loop->single_exit. Do not call
2794 2005-03-01 Nick Clifton <nickc@redhat.com>
2796 * config/arm/arm.c (thumb_find_work_register): Check all of the
2797 argument registers to see if they are free, and a couple of
2798 special cases where the last argument register but can be proved
2799 to be available during the function's prologue.
2800 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
2801 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
2802 thumb_unexpanded_epilogue): Use unsigned long as the type for the
2804 (thumb_compute_save_reg_mask): Likewise. Also use
2805 thumb_find_work_register() to ensure that there is agreement about
2806 which work register is going to be used in the prologue.
2807 (thumb_output_function_prologue): Use unsigned long as the type
2808 for the register bit-mask. Also delay pushing the link register if
2809 other high registers are going to be pushed.
2810 (thumb_compute_save_reg_mask, emit_multi_reg_push,
2811 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
2812 redundant prototypes.
2814 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
2817 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
2818 and after reload in REG+REG indexed addresses without REG_POINTER
2819 set in the base and not set in the index.
2821 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2823 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
2824 Don't undefine here.
2825 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
2826 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
2827 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2828 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
2829 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
2831 * config.gcc (sh*-*-linux*): Use config/linux.h.
2833 2005-02-28 Dale Johannesen <dalej@apple.com>
2834 Stan Shebs <shebs@apple.com>
2836 Rewrite of 64-bit Darwin structure-by-value pass/return.
2837 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
2838 intoffset, use_stack, named.
2839 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
2840 (rs6000_darwin64_record_arg_advance_flush): New.
2841 (rs6000_darwin64_record_arg_advance_recurse): New.
2842 (rs6000_darwin64_record_arg_flush): New.
2843 (rs6000_darwin64_record_arg_recurse): New.
2844 (rs6000_darwin64_record_arg): New.
2845 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
2846 (function_arg_boundary): Handle 128-bit aligned structs.
2847 (function_arg_advance): Rewrite darwin64 struct handling.
2848 (function_arg): Call rs6000_darwin64_record_arg.
2849 (function_arg_partial_nregs): Handle darwin64 structs.
2850 (rs6000_darwin64_function_value): Remove.
2851 (rs6000_function_value): Call rs6000_darwin64_record_arg.
2853 2005-02-28 Roger Sayle <roger@eyesopen.com>
2855 PR tree-optimization/20216
2856 * tree-chrec.c (tree_fold_factorial): Delete.
2857 (tree_fold_binomial): Change argument list to take a return type
2858 and change the type of K to unsigned int. Rewrite to avoid explicit
2859 evaluation of factorials, and (recursively) calling fold to perform
2860 compile-time arithmetic. Return NULL on (internal) overflow.
2861 (chrec_evaluate): Change type of K to an unsigned int. Avoid
2862 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
2863 if any intermediate calculation overflows.
2864 (chrec_apply): Update call to chrec_evaluate.
2866 2005-02-28 James E Wilson <wilson@specifixinc.com>
2868 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
2870 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
2873 * c-parser.c (c_parser_compound_statement): Return error_mark_node
2874 instead of NULL_TREE on error.
2876 2005-02-28 David Edelsohn <edelsohn@gnu.org>
2878 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
2879 (EASY_VECTOR_15_ADD_SELF): Remove.
2880 (num_insns_constant_wide): Not static.
2881 (validate_condition_mode): Not static.
2882 (toc_relative_expr_p): Not static.
2883 (legitimate_indirect_address_p): Not static.
2884 (macho_lo_sum_memory_operand): Not static.
2885 (invalid_e500_subreg): Not static.
2886 (easy_vector_same): Not static.
2887 (easy_vector_splat_const): Not static.
2888 (RS6000_SYMBOL_REF_TLS_P): Remove.
2889 (any_operand): Delete.
2890 (any_parallel_operand): Delete.
2891 (count_register_operand): Delete.
2892 (altivec_register_operand): Delete.
2893 (xer_operand): Delete.
2894 (s8bit_cint_operand): Delete.
2895 (short_cint_operand): Delete.
2896 (u_short_cint_operand): Delete.
2897 (non_short_cint_operand): Delete.
2898 (exact_log2_cint_operand): Delete.
2899 (gpc_reg_operand): Delete.
2900 (cc_reg_operand): Delete.
2901 (cc_reg_not_cr0_operand): Delete.
2902 (reg_or_short_operand): Delete.
2903 (reg_or_neg_short_operand): Delete.
2904 (reg_or_aligned_short_operand): Delete.
2905 (reg_or_u_short_operand): Delete.
2906 (reg_or_cint_operand): Delete.
2907 (reg_or_arith_cint_operand): Delete.
2908 (reg_or_add_cint64_operand): Delete.
2909 (reg_or_sub_cint64_operand): Delete.
2910 (reg_or_logical_cint_operand): Delete.
2911 (got_operand): Delete.
2912 (got_no_const_operand): Delete.
2913 (easy_fp_constant): Delete.
2914 (easy_vector_constant): Delete.
2915 (easy_vector_constant_add_self): Delete.
2916 (zero_constant): Delete.
2917 (zero_fp_constant): Delete.
2918 (volatile_mem_operand): Delete.
2919 (offsettable_mem_operand): Delete.
2920 (mem_or_easy_const_operand): Delete.
2921 (add_operand): Delete.
2922 (non_add_cint_operand): Delete.
2923 (logical_operand): Delete.
2924 (non_logical_cint_operand): Delete.
2925 (mask_operand): Delete.
2926 (mask_operand_wrap): Delete.
2927 (mask64_operand): Delete.
2928 (mask64_2_operand): Delete.
2929 (and64_operand): Delete.
2930 (and64_2_operand): Delete.
2931 (and_operand): Delete.
2932 (reg_or_mem_operand): Delete.
2933 (lwa_operand): Delete.
2934 (symbol_ref_operand): Delete.
2935 (call_operand): Delete.
2936 (current_file_function_operand): Delete.
2937 (input_operand): Delete.
2938 (rs6000_nonimmediate_operand): Delete.
2939 (rs6000_tls_symbol_ref): Delete.
2940 (save_world_operation): Delete.
2941 (restore_world_operation): Delete.
2942 (load_multiple_operation): Delete.
2943 (store_multiple_operation): Delete.
2944 (vrsave_operation): Delete.
2945 (mfcr_operation): Delete.
2946 (mtcrf_operation): Delete.
2947 (lmw_operation): Delete.
2948 (stmw_operation): Delete.
2949 (branch_comparison_operator): Delete.
2950 (branch_positive_comparison_operator): Delete.
2951 (scc_comparison_operator): Delete.
2952 (trap_comparison_operator): Delete.
2953 (boolean_operator): Delete.
2954 (boolean_or_operator): Delete.
2955 (min_max_operator): Delete.
2956 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2957 (EASY_VECTOR_15): Moved to here.
2958 (EASY_VECTOR_15_ADD_SELF): Move to here.
2959 (PREDICATE_CODES): Delete.
2960 * config/rs6000/rs6000-protos.h: Delete predicate functions.
2961 Declare functions no longer static.
2962 * config/rs6000/predicates.md: New.
2963 * config/rs6000/rs6000.md: Include predicates.md
2965 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
2967 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
2968 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2970 * cfgrtl.c (need_fake_edge_p): Likewise.
2971 * combine.c (distribute_notes): Likewise.
2972 * emit-rtl.c (try_split): Likewise.
2973 * recog.c (peephole2_opimize): Likewise.
2974 * reg-notes.def (ALWAYS_RETURN): Remove.
2975 * rtl.h (LCT_ALWAYS_RETURN): Remove.
2976 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2977 * tree.h (ECF_ALWAYS_RETURN): Remove.
2979 2005-02-28 Roger Sayle <roger@eyesopen.com>
2982 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2983 between different machine modes is never a "useless" conversion.
2985 2005-02-28 Geert Bosch <bosch@gnat.com>
2988 * doc/contrib.texi: List contributors for Ada front end
2990 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2992 * simplify-rtx.c (simplify_unary_operation_1,
2993 simplify_const_unary_operation): New, extracted from...
2994 (simplify_unary_operation): ... this one.
2995 (simplify_binary_operation_1,
2996 simplify_const_binary_operation): New, extracted from...
2997 (simplify_binary_operation): ... this one.
2998 * rtl.h (simplify_const_unary_operation,
2999 simplify_const_binary_operation): Add prototypes.
3001 2005-02-28 Julian Brown <julian@codesourcery.com>
3003 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
3004 building libjava and caused PR regression/20228.
3006 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3009 * Makefile.in (host_subdir): New.
3010 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
3011 * configure: Regenerate.
3013 2005-02-27 Zack Weinberg <zack@codesourcery.com>
3015 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
3016 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
3017 installation directory first.
3019 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
3022 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
3023 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
3024 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
3025 * config/cris/cris.md: Tweak comments referring to Q.
3026 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
3027 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
3028 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
3029 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
3030 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
3031 Insert spaces in constraints to align alternatives vertically for
3033 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
3036 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3038 PR rtl-optimization/17728
3039 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
3040 operand 0 from general_operand to move_dest_operand.
3042 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3044 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
3045 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
3046 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
3047 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
3049 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
3051 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
3052 * configure: Regenerate.
3053 * libada-mk.in: Remove CC; rename
3054 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
3056 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
3059 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
3060 for the lhs, also walk over the tree. Likewise for rhs.
3062 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
3064 * tree-ssa-dom.c (simple_iv_increment_p): New function.
3065 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
3066 Do not propagate value of iv before increment over the increment.
3068 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
3070 * c-parser.c: New file.
3071 * c-parse.in: Remove.
3072 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
3074 (c-parser.o): Add dependencies.
3075 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
3076 maintainer-clean, TAGS): Update.
3077 * c-config-lang.in (gtfiles): Update.
3078 * gengtype-lex.l: Don't handle "@@".
3079 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
3080 objc_build_synchronized, objc_begin_try_stmt,
3081 objc_begin_catch_clause, objc_finish_catch_clause,
3082 objc_build_finally_clause, objc_finish_try_stmt): New.
3083 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
3085 (c_parse_init): Update comment.
3086 * c-decl.c (c_init_decl_processing): Update comment.
3087 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
3088 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
3089 new c_declspecs members.
3091 2005-02-25 Julian Brown <julian@codesourcery.com>
3093 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3094 from being used for symbols with vague linkage when
3095 HAVE_GAS_COMDAT_GROUP is true.
3097 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3099 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
3101 2005-02-25 Steve Ellcey <sje@cup.hp.com>
3104 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
3105 (LIBGCC2_HAS_DF_MODE): New.
3106 (LIBGCC2_HAS_XF_MODE): New.
3107 (LIBGCC2_HAS_TF_MODE): New.
3108 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3109 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3110 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3111 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3112 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
3113 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
3114 and add _fixtfdi, _fixunstfdi, _floatditf
3115 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
3116 L_fixunstfdi, L_floatditf.
3117 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
3118 (LIBGCC2_HAS_TF_MODE): Define.
3120 2005-02-25 Diego Novillo <dnovillo@redhat.com>
3122 PR tree-optimization/20204
3123 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
3124 REWRITE_THIS_STMT markers on PHI nodes.
3125 (rewrite_initialize_block): Likewise.
3127 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3129 * version.c (version_string): Update to 4.1.
3131 2005-02-25 Paolo Carlini <pcarlini@suse.de>
3133 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
3134 Clarify that the alternative way doesn't work in GNU C++.
3136 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3138 PR tree-optimization/19937
3139 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
3140 to the type of the induction variable.
3142 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
3144 PR rtl-optimization/20117
3145 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
3146 the block including noncopyable insn.
3148 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3150 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
3151 calls to find_reg_note.
3153 2005-02-24 Richard Henderson <rth@redhat.com>
3156 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
3159 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
3161 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
3162 vector types if to use base reg for misaligned non-word ld/std.
3164 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3167 * config/cris/cris.c (cris_target_asm_function_prologue): Create
3168 dwarf2 label manually and put it after, not before the prologue.
3170 2005-02-24 David Edelsohn <edelsohn@gnu.org>
3173 * reload.c (operands_match_p): Only increment register number for
3174 SCALAR_INT_MODE_P modes in multiple hard registers.
3176 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
3179 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3181 * ChangeLog.5: Fix log message typo(s).
3182 * ChangeLog.7: Likewise.
3183 * ChangeLog.tree-ssa: Likewise.
3184 * cfgexpand.c: Fix comment typo(s).
3185 * conflict.c: Likewise.
3186 * defaults.h: Likewise.
3187 * dwarf2out.c: Likewise.
3189 * ggc-page.c: Likewise.
3190 * tree-eh.c: Likewise.
3191 * tree-ssa-dom.c: Likewise.
3193 2005-02-24 Jakub Jelinek <jakub@redhat.com>
3196 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
3197 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
3198 if SHARED is defined.
3201 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
3202 allow splitting only if operands 0 and 3 don't overlap.
3204 2005-02-24 Richard Henderson <rth@redhat.com>
3207 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
3208 (fold_builtin_1): Call them.
3209 * fold-const.c (fold_complex_mult_parts): Split out from ...
3210 (fold_complex_mult): ... here. Fix typo in both imaginary case.
3211 (fold_complex_div_parts, fold_complex_div): New.
3213 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
3215 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3217 * tree-ssa-ccp.c (visit_assignment): Verify that result of
3218 VIEW_CONVERT_EXPR is_gimple_min_invariant.
3220 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
3221 (print_node): Likewise.
3222 Print TYPE_SIZES_GIMPLIFIED.
3224 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3226 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
3227 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
3228 operands as commutative in constraints.
3230 2005-02-24 Diego Novillo <dnovillo@redhat.com>
3232 * tree-into-ssa.c: Re-organize internal functions.
3234 2005-02-24 Richard Henderson <rth@redhat.com>
3237 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
3239 * common.opt (fcx-limited-range): New.
3240 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
3241 * toplev.c (flag_complex_method): Initialize to 1.
3242 (process_options): Set flag_complex_method to 0 if
3243 flag_cx_limited_range.
3244 * doc/invoke.texi (-fcx-limited-range): New.
3246 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3248 * cse.c (delete_trivially_dead_insns): Speed up by using
3249 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
3252 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
3254 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
3255 functions when -mid-shared-library is being used.
3257 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3259 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
3260 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
3261 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
3262 * system.h: Poison LINK_LIBGCC_SPECIAL.
3264 2005-02-23 James E Wilson <wilson@specifixinc.com>
3266 * gengtype.c (note_insn_name): Make 1 element larger.
3268 2005-02-23 Roger Sayle <roger@eyesopen.com>
3271 PR rtl-optimization/20097
3272 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3273 BImode SUBREGs of SImode registers which confuse the ia64 backend.
3275 2005-02-23 David Edelsohn <edelsohn@gnu.org>
3277 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
3278 * t-aix52 (SHLIB_INSTALL): Same.
3280 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
3282 * genpreds.c: Update copyright.
3284 2005-02-23 Michael Beach <michaelb@ieee.org>
3287 * config/sparc/t-elf (startup files): Assemble with CPP.
3289 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
3291 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
3292 (write_predicate_expr): Likewise.
3294 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3296 PR tree-optimization/20100
3297 PR tree-optimization/20115
3298 * tree-optimize.c (init_tree_optimization_passes): Remove
3299 pass_maybe_create_global_var.
3300 * tree-pass.h (pass_maybe_create_global_var): Remove.
3301 * tree-ssa-alias.c (aliases_computed_p): Declare.
3302 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
3303 (count_calls_and_maybe_create_global_var): Remove.
3304 (pass_maybe_create_global_var): Remove.
3305 (init_alias_info): Do not declare aliases_computed_p.
3306 (maybe_create_global_var): If the function contains no
3307 call-clobbered variables and a mix of pure/const and regular
3308 function calls, create .GLOBAL_VAR.
3309 Mark all call-clobbered variables for renaming.
3310 (merge_pointed_to_info): Update comment.
3311 (add_pointed_to_var): Likewise.
3312 (is_escape_site): Likewise.
3313 Accept struct alias_info * instead of size_t *.
3315 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
3317 * tree-ssa-operands.c (get_call_expr_operands): If
3318 ALIASES_COMPUTED_P is false, do not add call-clobbering
3320 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
3321 (delete_tree_ssa): Likewise.
3323 2005-02-22 James E Wilson <wilson@specifixinc.com>
3325 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
3326 (do_compile): Do call it here.
3328 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3330 PR rtl-optimization/20017.
3331 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
3332 rest_of_handle_cse2, rest_of_handle_gcse): Call
3333 delete_dead_jumptables immediately before calling cleanup_cfg.
3335 2005-02-22 Devang Patel <dpatel@apple.com>
3338 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
3341 2005-02-22 David Edelsohn <edelsohn@gnu.org>
3343 * config/rs6000/aix.h (WINT_TYPE): Define.
3345 2005-02-22 Stan Shebs <shebs@apple.com>
3347 * config/rs6000/rs6000.c (rs6000_override_options): Default to
3348 natural alignment for 64-bit Darwin.
3349 (rs6000_parse_alignment_option): Warn about uses of -malign-power
3351 * doc/invoke.texi: Document this.
3353 2005-02-22 DJ Delorie <dj@redhat.com>
3355 * c-common.c (c_common_type_for_mode): Pass the mode's precision
3356 to make_[un]signed_type, not the mode itself.
3358 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3360 * cfg.c (cached_make_edge): Call make_edge if edge cache is
3361 not available. Use tail calls wherever possible.
3362 (make_edge): Call unchecked_make_edge to create an edge.
3364 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
3365 (coalesce_ssa_name): Don't check for
3366 SSANORM_USE_COALESCE_LIST.
3367 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
3369 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3371 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
3372 (rewrite_into_ssa): ... here.
3374 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
3376 PR tree-optimization/19786
3377 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
3378 tag to another's may-alias bitmap when adding to the other's list.
3380 2005-02-21 DJ Delorie <dj@redhat.com>
3382 * tree-ssa-loop-ivopts.c (computation_cost): Start register
3383 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
3384 registers in unsupported ways.
3385 * expmed.c (init_expmed): Likewise.
3387 2005-02-21 Stan Cox <scox@redhat.com>
3389 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
3391 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3393 * tree-cfg.c (fold_cond_expr_cond): New.
3394 (make_edges): Call fold_cond_expr_cond.
3395 (find_taken_edge): Accept nothing but INTEGER_CST.
3396 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
3398 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
3400 * flow.c (delete_dead_jumptables): Speed up by scanning insns
3401 that do not belong to any basic block.
3403 2005-02-21 Jeff Law <law@redhat.com>
3405 * cfganal.c (find_unreachable_blocks): Manually CSE load of
3408 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3410 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
3411 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
3412 Adjust their definitions.
3413 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
3414 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
3416 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
3417 genautomata.c, langhooks.c, langhooks.h, system.h,
3418 config/arm/lib1funcs.asm: Update copyright.
3420 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3422 * dbxout.c (dbxout_function_end): Emit Lscope label always.
3424 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
3427 * doc/install.texi: Document --with-gc.
3429 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
3431 * simplify-rtx.c (simplify_unary_operation): Add a missing
3434 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3436 PR tree-optimization/18663
3437 * tree-ssa-dom.c (extract_range_from_cond): Return 0
3438 if the type has variable bounds.
3440 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
3442 * gcse.c: Remove an obsolete comment.
3444 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
3446 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
3448 * doc/extend.texi (Function Attributes) <Attribute const>: The
3449 attribute "pure" is below this text, not above.
3451 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3453 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
3454 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
3455 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
3457 2005-02-20 Zack Weinberg <zack@codesourcery.com>
3460 * langhooks.h (struct lang_hooks): Add to_target_charset.
3461 * langhooks.c (lhd_to_target_charset): New function.
3462 * langhooks-def.h: Declare lhd_to_target_charset.
3463 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
3464 (LANG_HOOKS_INITIALIZER): Update.
3465 * c-common.c (c_common_to_target_charset): New function.
3466 * c-common.h: Declare it.
3467 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
3468 c_common_to_target_charset.
3470 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
3471 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
3473 * system.h: Poison them.
3474 * doc/tm.texi: Don't discuss them.
3475 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
3476 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
3477 (pp_c_char): Do not attempt to generate letter escapes for
3479 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
3480 * config/mips/mips.c (mips_output_ascii): Likewise.
3482 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
3484 PR tree-optimization/19951
3485 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
3488 2005-02-19 Steven Bosscher <stevenb@suse.de>
3491 * function.h (struct function): New field `max_loop_depth'.
3492 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
3493 (flow_loops_find): Reset the max loop depth count before finding loops.
3494 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
3495 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
3496 (calculate_global_regs_live): Make sure the loop will terminate
3497 when the initial sets are not empty.
3499 2005-02-19 Zack Weinberg <zack@codesourcery.com>
3501 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
3503 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
3505 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
3508 * doc/invoke.texi: Remove documentation of %M spec.
3510 (init_spec): Remove %M suffix from -lgcc_s.
3511 (do_spec_1): Remove 'M' case.
3512 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
3513 to put shared libraries in the multilib directory. Remove the
3514 shlib_so_soname substitution variable. Don't add a multilib encoding
3515 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
3516 reported by -print-multi-os-directory. Pass @multilib_dir@ to
3517 SHLIB_INSTALL as well as SHLIB_LINK.
3518 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
3519 (SHLIB_NAME): Delete.
3520 (SHLIB_DIR): New macro.
3521 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
3522 (SHLIB_INSTALL): Adjust accordingly.
3523 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
3524 * config/t-slibgcc-sld: Likewise.
3525 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
3526 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
3527 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
3529 (SHLIBUNWIND_INSTALL): Adjust accordingly.
3530 * config/i386/t-nwld (SHLIB_SONAME): Delete.
3531 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
3532 Use @shlib_base_name@ instead of @shlib_so_name@.
3533 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
3534 and @shlib_base_name@.so in @multilib_dir@.
3535 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
3536 to the install path.
3537 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
3538 (SHLIB_LINK): Remove previous workaround.
3539 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
3540 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
3541 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
3543 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
3544 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
3545 (SHLIB_INSTALL): Adjust accordingly.
3546 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
3547 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
3548 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
3549 config/t-slibgcc-elf-ver.
3551 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
3552 Jakub Jelinek <jakub@redhat.com>
3554 PR tree-optimization/19828
3555 * tree-ssa-loop-im.c: Add a TODO comment.
3556 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
3557 without side-effects.
3559 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3561 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
3564 2005-02-18 James E. Wilson <wilson@specifixinc.com>
3566 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
3567 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
3568 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
3570 (ia64_reorg): Delete fixup_errata call.
3571 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
3572 (TARGET_SWITCHES): Delete -mb-step entry.
3574 2005-02-19 Jakub Jelinek <jakub@redhat.com>
3577 * c-typeck.c (composite_type): Handle quals in transparent unions.
3578 (type_lists_compatible_p): Likewise.
3580 2005-02-18 Stan Shebs <shebs@apple.com>
3582 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
3583 expressions in the .literal8 section.
3585 2005-02-18 Geoffrey Keating <geoffk@apple.com>
3587 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
3589 2005-02-18 Roger Sayle <roger@eyesopen.com>
3591 * fold-const.c (constant_boolean_node): Always create values of the
3592 specified type, don't bother calling truthvalue_conversion.
3594 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3596 * except.c (output_function_exception_table): Call
3597 assemble_external_libcall (eh_personality_libfunc).
3599 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3602 * config/ia64/ia64.h (struct machine_function): Add state_num.
3603 * config/ia64/ia64.c (process_epilogue,
3604 process_for_unwind_directive): Use new unwind state numbers each
3605 time rather than state 1.
3607 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3610 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
3611 before the "*llgt_didi" pattern.
3613 2005-02-18 Jason Merrill <jason@redhat.com>
3615 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
3617 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
3619 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
3620 (div0): Use it in place of ARM_FUNC_ALIAS.
3621 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
3623 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
3626 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
3627 access, the lower bound of the array type if it exists.
3629 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
3632 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
3633 cases that are out-of-range for the index type.
3635 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3637 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
3638 (estimate_case_costs): Don't call convert.
3639 * expmed.c (expand_shift): Likewise.
3640 (make_tree): Call fold_convert instead of convert.
3642 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3645 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
3646 that ref to be marked MEM_READONLY_P doesn't have base that needs
3649 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3651 * genautomata.c (output_get_cpu_unit_code_func,
3652 output_cpu_unit_reservation_p): Don't generate old-style function
3655 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3658 PR tree-optimization/20009
3659 * convert.c (convert_to_integer): Revert 2005-02-16 change.
3661 PR tree-optimization/18947
3662 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
3663 inline, remove all nodes that are inlined into the extern inline
3666 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3668 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
3669 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
3670 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
3671 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
3674 2005-02-17 Roger Sayle <roger@eyesopen.com>
3676 PR tree-optimization/19917
3677 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
3678 to be potentially trapping.
3680 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3682 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
3684 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
3686 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
3687 tem becomes a local variable which is set to the value of the
3688 back end defined INITIAL_FRAME_ADDRESS macro.
3689 (expand_builtin_frame_address): Omit the base parameter to
3690 expand_builtin_return_addr.
3691 (expand_builtin_profile_func): Likewise.
3692 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
3693 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
3694 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
3696 2005-02-17 Jakub Jelinek <jakub@redhat.com>
3698 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
3699 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
3700 * config/frv/frv.c (frv_function_epilogue): Likewise.
3702 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
3704 * lambda-code (perfect_nestify): Remove mark/unmark
3706 * tree-loop-linear.c (linear_transform_loops): Add
3707 rewrite_into_ssa call so that ssa is correct for
3708 rewriting into loop closed.
3710 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
3712 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
3713 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
3715 * bt-load.c (btr_def_live_range, combine_btr_defs,
3716 migrate_btr_def, migrate_btr_defs): Likewise.
3717 * cfgcleanup.c (thread_jump): Likewise.
3718 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
3719 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
3720 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
3721 df_rd_local_compute, df_reg_info_compute): Likewise.
3722 * dominance.c (init_dom_info, free_dom_info): Likewise.
3723 * flow.c (init_propagate_block_info,
3724 free_propagate_block_info): Likewise.
3725 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
3726 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
3727 modify_reg_pav): Likewise.
3728 * loop-invariant.c (find_defs, find_invariant_insn,
3729 find_invariants, free_inv_motion_data): Likewise.
3730 * predict.c (tree_predict_by_opcode,
3731 estimate_bb_frequencies): Likewise.
3732 * stmt.c (expand_case): Likewise.
3733 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
3734 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
3735 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
3736 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
3737 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
3738 rewrite_ssa_into_ssa): Likewise.
3739 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3740 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
3741 analyze_edges_for_bb, perform_edge_inserts): Likewise.
3742 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
3743 * tree-sra.c (tree_sra): Likewise.
3744 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
3745 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3746 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
3747 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3748 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
3749 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
3751 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
3752 calculate_live_on_entry, calculate_live_on_exit,
3753 build_tree_conflict_graph): Likewise.
3754 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
3755 record_important_candidates, set_use_iv_cost, find_depends,
3756 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
3757 tree_ssa_iv_optimize_finalize): Likewise.
3758 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
3759 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
3760 tree_duplicate_loop_to_header_edge): Likewise.
3761 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
3762 * tree-ssa.c (verify_flow_insensitive_alias_info,
3763 verify_name_tags, verify_ssa, init_tree_ssa,
3764 delete_tree_ssa): Likewise.
3765 * tree-ssanames.c (marked_ssa_names, init_ssanames,
3766 fini_ssanames): Likewise.
3767 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
3769 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
3771 * config/rs6000/t-rtems: Completely reworked.
3773 2005-02-17 Ira Rosen <irar@il.ibm.com>
3775 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
3777 2005-02-17 Ira Rosen <irar@il.ibm.com>
3779 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
3780 POINTER_TYPE_P when checking that type is a pointer.
3781 (vect_get_memtag): Remove.
3782 (vect_address_analysis): Use POINTER_TYPE_P. Call
3783 vect_object_analysis with dummy parameter for memtag.
3784 (vect_object_analysis): Extract memtag (functionality that
3785 used to be in vect_get_memtag and moved here). Fix printings.
3786 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
3787 with correct parameters. Remove call to vect_get_memtag.
3789 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
3791 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
3792 (tree-vectorizer.o): Added missing dependencies.
3794 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
3796 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
3797 declaration in tree-vectorizer.c, now has an extern declaration in
3799 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3800 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3801 get_vectype_for_scalar_type, vect_is_simple_use,
3802 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3803 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
3804 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
3805 vectorizable_store, vectorizable_operation, vectorizable_assignment,
3806 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
3807 find_loop_location): Likewise.
3809 * tree-vectorizer.c (langhooks.h): #include removed.
3810 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
3811 moved to tree-vectorized.h.
3812 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3813 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3814 get_vectype_for_scalar_type, vect_is_simple_use,
3815 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3816 vect_supportable_dr_alignment, new_loop_vec_info,
3817 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
3818 vect_set_verbosity_level, find_loop_location): Likewise.
3820 (vect_analyze_loop): Function externalized. Declaration moved to
3821 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
3822 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
3823 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
3824 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
3825 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
3826 vect_enhance_data_refs_alignment, vect_analyze_operations,
3827 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
3828 vect_stmt_relevant_p, vect_get_loop_niters,
3829 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
3830 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
3831 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
3832 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
3833 vect_get_memtag): Likewise.
3835 (vectorizable_load): Function externalized. Declaration moved to
3836 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
3837 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
3838 vect_transform_loop): Likewise.
3839 (vect_transform_stmt): Moved to tree-vect-transform.c.
3840 (vect_align_data_ref, vect_create_destination_var,
3841 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
3842 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
3843 vect_get_vec_def_for_operand, vect_init_vector,
3844 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
3845 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
3846 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
3847 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
3848 vect_do_peeling_for_loop_bound): Likewise.
3850 * tree-vect-analyze.c: New file.
3851 * tree-vect-transform.c: New file.
3853 2005-02-17 Jason Merrill <jason@redhat.com>
3855 PR mudflap/19319, c++/19317
3856 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
3859 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
3861 * doc/install.texi (Specific): Update link for Darwin-specific
3864 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
3866 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
3867 constant_boolean_node.
3869 2005-02-16 David Edelsohn <edelsohn@gnu.org>
3872 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
3873 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
3875 2005-02-16 Richard Henderson <rth@redhat.com>
3878 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
3880 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
3881 replace uses with Wtype_MAXp1_F.
3882 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
3883 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
3884 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
3885 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
3886 and HAVE_TFMODE as appropriate.
3887 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
3888 (__floatdisf): Likewise.
3889 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
3890 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
3891 (Wtype_MAXp1_F): New.
3892 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
3893 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
3895 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
3898 * arm.c (arm_apply_result_size): New function.
3899 * arm.h (APPLY_RESULT_SIZE): Define.
3900 * arm-protos.h (arm_apply_result_size): Add prototype.
3901 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
3902 (movxf): New expand.
3903 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
3904 (call_value_symbol): Remove predicate for operand 0.
3905 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
3906 (untyped_call): Rework to correclty return values for any type.
3907 (untyped_return): New expand.
3908 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
3910 2005-02-16 Stan Shebs <shebs@apple.com>
3912 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
3913 * config/rs6000/t-darwin8: New, for 64-bit multilib.
3915 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3917 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
3918 configure settings on Solaris 7 and later.
3920 2005-02-16 Diego Novillo <dnovillo@redhat.com>
3922 PR tree-optimization/19865
3923 * tree-optimize.c (init_tree_optimization_passes): Run
3924 pass_may_alias after pass_sra.
3926 2005-02-16 Richard Henderson <rth@redhat.com>
3927 Stuart Hastings <stuart@apple.com>
3930 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
3931 Do nothing if debug info suppressed for this function.
3932 (dbxout_begin_function): Early exit if debug info suppressed for
3935 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
3938 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
3940 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3942 PR tree-optimization/19967
3943 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
3944 expand_builtin_strchr, expand_builtin_strrchr): Take a new
3945 argument TYPE. Adjust calls to fold_builtin_XXX.
3946 (expand_builtin, fold_builtin_1): Adjust calls to
3948 (fold_builtin_strchr, fold_builtin_strpbrk,
3949 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
3950 result to a requested type TYPE.
3952 2005-02-16 Jakub Jelinek <jakub@redhat.com>
3955 * fold-const.c (fold): Don't optimize (T)(x & cst) to
3956 (T)x & (T)cst if (T)cst overflows.
3957 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
3958 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
3960 2005-02-15 Jeff Law <law@redhat.com>
3962 * gcse.c (blocks_with_calls): New bitmap.
3963 (alloc_gcse_mem): Allocate it.
3964 (free_gcse_mem): Free it.
3965 (clear_modifY_mem_tables): Clear it.
3966 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
3967 when we encounter CALL_INSNs.
3968 (compute_transp, case MEM): Handle blocks with calls separate
3969 from blocks without calls. Use bitmap iterators rather than
3972 2005-02-15 Peter O'Gorman <peter@pogma.com>
3975 * mklibgcc.in (vis_hide): Use a temporary object file, not
3978 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
3981 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
3982 access optimization.
3984 2005-02-15 David Edelsohn <edelsohn@gnu.org>
3985 Alan Modra <amodra@bigpond.net.au>
3988 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
3989 (_xlqsub): Rename to __gcc_qsub.
3990 (_xlqmul): Rename to __gcc_qmul.
3991 (_xlqdiv): Rename to __gcc_qdiv.
3992 Provide versioned symbol aliases with old names.
3993 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
3994 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
3995 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3996 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3997 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3999 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4001 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
4002 Fold ~(A - 1) and ~(A + -1) to -A.
4004 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4008 * config/host-linux.c (linux_gt_pch_use_address): Copy from
4009 config/pa/pa-host.c:pa_gt_pch_use_address.
4011 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
4013 * tree-vn.c (get_value_handle): Make sure that given an
4014 is_gimple_min_invariant expression, we always return it.
4016 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4018 * passes.c (rest_of_handle_gcse): Fix a comment.
4020 2005-02-15 Jeff Law <law@redhat.com>
4022 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
4024 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
4025 (canon_list_insert, record_last_mem_set_info): Similarly.
4026 (clear_modify_mem_tables): Similarly.
4028 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4030 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
4031 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
4032 config/mips/mips.md, config/rs6000/aix.h,
4033 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
4035 2005-02-15 Richard Henderson <rth@redhat.com>
4037 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
4038 call to be best_edge.
4040 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4042 * basic-block.h: Adjust the prototype for find_basic_blocks.
4043 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
4044 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
4047 * flow.c (recompute_reg_usage): Remove all arguments.
4048 * passes.c (rest_of_compilation): Adjust the call to
4049 recompute_reg_usage.
4050 * rtl.h: Adjust the prototype for recompute_reg_usage.
4052 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
4054 * tree-dump.c (dump_files): Update to reflect new member
4056 (dump_register): Add new argument.
4058 (dump_switch_p_1): Check against glob name if doglob was passed.
4059 (dump_switch_p): Check against regular first, then glob if
4060 we didn't have any hits on the dump name.
4061 * tree-optimize.c (register_one_dump_file):
4062 Pass in glob name as well.
4063 * tree-pass.h (struct dump_file_info): Add glob
4066 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
4068 PR preprocessor/16323
4069 * doc/invoke.texi: Document that -Wendif-labels is on by default.
4071 2005-02-14 David Edelsohn <edelsohn@gnu.org>
4074 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
4075 (trunctfdf2_internal1): New.
4076 (trunctfdf2_internal2): Renamed from trunctfdf2.
4078 2005-02-14 Diego Novillo <dnovillo@redhat.com>
4080 PR tree-optimization/19853
4081 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
4083 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4085 * passes.c (rest_of_handle_loop_optimize): Remove calls to
4086 delete_dead_jumptables and cleanup_cfg.
4088 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
4090 * reload.c (find_reloads): Swap address_reloaded flags when
4091 swapping commutative operands.
4093 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
4095 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
4096 Use standard_iv_increment_position for computing the bsi position
4098 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
4101 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
4104 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
4105 life range of hard registers.
4106 * value-prof.c (insn_prefetch_values_to_profile): Only
4109 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
4110 profile in libcalls.
4112 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
4114 * bitmap.h (bitmap_and_compl_into): Return bool.
4115 * bitmap.c (bitmap_and_compl_into): Return changed flag.
4117 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4119 PR tree-optimization/19944
4120 * fold-const.c (fold): Re-add ABS_EXPR folding.
4122 2005-02-13 David Edelsohn <edelsohn@gnu.org>
4125 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
4126 {TARGET,MASK}_XL_COMPAT.
4127 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
4129 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
4130 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
4132 (rs6000_arg_partial_bytes): Same.
4133 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
4134 and XL compatibility enabled.
4135 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
4136 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
4137 test to final condition.
4138 (cmptf_internal2): New.
4139 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
4140 xl-compat. Add TFmode information to description.
4142 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
4144 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
4146 2005-02-13 Jason Merrill <jason@redhat.com>
4149 * fold-const.c (fold_indirect_ref_1): Split out from...
4150 (build_fold_indirect_ref): Here.
4151 (fold_indirect_ref): New fn.
4152 * tree.h: Declare it.
4153 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
4154 (gimplify_modify_expr_rhs): Likewise.
4155 (gimplify_expr): Likewise.
4157 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4159 PR tree-optimization/14303
4160 PR tree-optimization/15784
4161 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
4162 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
4163 ABS_EXPR<x> != 0 to x != 0.
4165 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
4167 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
4168 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
4169 spelling conventions.
4171 * passes.c (rest_of_handle_gcse): Don't run cse_main and
4172 delete_trivially_dead_insns too many times.
4174 * passes.c (rest_of_handle_gcse): Remove dead assignments to
4177 2005-02-12 Ira Rosen <irar@il.ibm.com>
4179 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
4180 (vect_is_simple_iv_evolution): Remove redundant parameter
4182 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
4183 without last parameter.
4184 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
4185 Return pointer step. Call vect_is_simple_iv_evolution without
4186 last parameter. Check only that the step is multiple of size
4187 type. Remove stmt_vinfo updates.
4188 (vect_get_memtag_and_dr): Remove.
4189 (vect_get_memtag): New function.
4190 (vect_address_analysis): New function.
4191 (vect_object_analysis): New function.
4192 (vect_analyze_data_refs): Call vect_object_analysis and
4193 vect_get_memtag. Update stmt_vinfo fields.
4195 2005-02-12 Ira Rosen <irar@il.ibm.com>
4197 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
4198 exist and are objects. Remove checks for pointer.
4199 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
4200 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
4201 (vect_create_data_ref_ptr): Likewise.
4202 (vect_base_addr_differ_p): New function.
4203 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
4204 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
4205 Don't set the DR_BASE_NAME field of data-ref.
4206 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
4208 2005-02-12 Uros Bizjak <uros@kss-loka.si>
4210 * optabs.h (enum optab_index): Add new OTI_ldexp.
4211 (ldexp_optab): Define corresponding macro.
4212 * optabs.c (init_optabs): Initialize ldexp_optab.
4213 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
4215 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
4217 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
4218 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
4220 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
4221 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
4224 2005-02-12 Ira Rosen <irar@il.ibm.com>
4226 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
4228 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
4230 (vect_get_base_and_offset): Always return an address.
4231 (vect_create_addr_base_for_vector_ref): Remove treatment for
4232 different data reference types.
4233 (vect_compute_data_ref_alignment): Rename base to base_address in
4234 stmt_vec_info. Get the object in order to force its alignment.
4235 (vect_get_memtag_and_dr): Rename base to base_address in
4236 stmt_vec_info. Extract the object for memtag analysis.
4238 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
4240 PR regression/19898.
4241 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
4242 changes cc_status, use apply modified_in_p to part of cc_status
4243 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
4246 2005-02-11 Richard Henderson <rth@redhat.com>
4248 * tree-complex.c (expand_complex_libcall): New.
4249 (expand_complex_multiplication): Use it for c99 compliance.
4250 (expand_complex_division): Likewise.
4251 * fold-const.c (fold_complex_add, fold_complex_mult): New.
4253 * builtins.c (built_in_names): Remove const.
4254 * tree.c (build_common_builtin_nodes): Build complex arithmetic
4256 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
4257 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
4258 (built_in_names): Remove const.
4259 * c-common.c (c_common_type_for_mode): Handle complex modes.
4260 * flags.h, toplev.c (flag_complex_method): Rename from
4261 flag_complex_divide_method.
4262 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
4263 __mulsc3, __muldc3, __mulxc3, __multc3): New.
4264 * libgcc2.h: Declare them.
4265 * libgcc-std.ver: Export them.
4266 * mklibgcc.in (lib2funcs): Build them.
4268 2005-02-11 Steven Bosscher <stevenb@suse.de>
4270 PR tree-optimization/19876
4271 Partially revert my change from 2005-01-14
4272 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
4273 (compute_antic): ...and remove the loop here.
4275 2005-02-11 Jakub Jelinek <jakub@redhat.com>
4278 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
4279 is number of inner's bits, avoid creating a BIT_FIELD_REF.
4281 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
4282 crtend.o if -pie. Use %{x:a;:b} spec syntax.
4284 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
4286 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
4287 offsets for the big-endian 32-bit case.
4289 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
4291 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4293 2005-02-11 Dale Johannesen <dalej@apple.com>
4295 * cselib.c (cselib_process_insn): Clear out regs where
4296 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
4297 * reload.c (find_equiv_reg): Ditto.
4299 2005-02-11 Ian Lance Taylor <ian@airs.com>
4301 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
4304 * tree.c (build_function_type_list): Work correctly if there are
4307 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
4309 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
4310 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
4311 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
4312 TARGET_ZARCH instead of TARGET_64BIT.
4314 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
4316 * config/rs6000/t-rtems:
4317 (MULTILIB_OPTIONS): Remove mcpu=602.
4318 (MUTLILIB_DIRNAMES): Remove m602.
4319 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
4320 Let mcpu=602 match mcpu=603.
4321 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
4323 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4325 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
4328 2005-02-10 David Daney <ddaney@avtrex.com>
4330 * config/alpha/linux-unwind.h: Add exception clause to copyright.
4331 * config/i386/linux-unwind.h: Likewise.
4332 * config/ia64/linux-unwind.h: Likewise.
4333 * config/mips/linux-unwind.h: Likewise.
4334 * config/pa/linux-unwind.h: Likewise.
4335 * config/rs6000/linux-unwind.h: Likewise.
4336 * config/s390/linux-unwind.h: Likewise.
4337 * config/sh/linux-unwind.h: Likewise.
4338 * config/sparc/linux-unwind.h: Likewise.
4340 2005-02-10 Steven Bosscher <stevenb@suse.de>
4342 PR tree-optimization/17549
4343 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
4344 TER to replace a DEF with its expression if the DEF and the
4345 rhs of the expression we replace into have the same root
4348 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
4350 * config/mips/mips.md: Fix the placement of the match_scratch in the
4353 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4355 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
4358 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
4360 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
4361 (strip_offset): Handle addresses.
4362 (add_address_candidates): Use strip_offset.
4363 (difference_cost): Reflect strip_offset change.
4364 (force_var_cost, difference_cost): Strip nops.
4366 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4368 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
4370 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
4371 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
4372 config/cris/cris-protos.h, config/cris/cris.c: Update
4375 2005-02-10 Jeff Law <law@redhat.com>
4377 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
4378 (lookup_avail_expr): Similarly.
4380 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
4382 * builtins.c (fold_builtin_powi): New function.
4383 (fold_builtin_1): Call it.
4385 2005-02-10 Steven Bosscher <stevenb@suse.de>
4387 PR documentation/19309
4388 * doc/cpp.texi: The __GNUC__ and related predefined macros
4389 are also defined for the "standalone" cpp.
4390 Some non-GCC compilers may also define __GNUC__.
4392 2005-02-10 Jakub Jelinek <jakub@redhat.com>
4395 * c-typeck.c (common_type): New routine. Old common_type renamed
4397 (c_common_type): ...this.
4398 (build_conditional_expr, build_binary_op): Use c_common_type instead
4401 2005-02-10 Steven Bosscher <stevenb@suse.de>
4403 * doc/md.texi: Replace @samp{length} with @code{length}.
4405 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4407 PR tree-optimization/18687
4408 * tree-flow.h (find_loop_niter): Declare.
4409 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
4410 Try using scev even for loops with more than one exit.
4411 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
4412 (struct ivopts_data): Added niters field.
4413 (struct nfe_cache_elt): New.
4414 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
4416 (tree_ssa_iv_optimize_init): Initialize niters cache.
4417 (determine_number_of_iterations): Removed.
4418 (find_induction_variables): Do not call determine_number_of_iterations.
4419 Access niters for single exit through niter_for_single_dom_exit.
4420 (add_iv_outer_candidates): Access niters for single exit through
4421 niter_for_single_dom_exit.
4422 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
4423 number_of_iterations_cond.
4424 (iv_period): New function.
4425 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
4426 (may_replace_final_value): Take data argument. Use
4427 niter_for_single_dom_exit.
4428 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
4429 (rewrite_use_compare): Pass data to may_eliminate_iv.
4430 (rewrite_use_outer): Pass data to may_replace_final_value.
4431 (free_loop_data): Clean up the niters cache.
4432 (tree_ssa_iv_optimize_finalize): Free the niters cache.
4433 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
4434 * tree-ssa-loop-niter.c (find_loop_niter): New function.
4435 (find_loop_niter_by_eval): Use tree_int_cst_lt.
4436 (num_ending_zeros): Moved to tree.c.
4437 * tree.h (num_ending_zeros): Declare.
4438 * tree.c (num_ending_zeros): Moved from tree.c.
4440 2005-02-09 Richard Henderson <rth@redhat.com>
4442 * builtins.c (DEF_BUILTIN): Add COND argument.
4443 * tree.h (DEF_BUILTIN): Likewise.
4444 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
4445 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
4447 (DEF_BUILTIN_STUB): New.
4448 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
4449 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
4450 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
4451 * c-common.c (DEF_BUILTIN): Add COND argument.
4452 * tree.c (local_define_builtin): New.
4453 (build_common_builtin_nodes): New.
4455 2005-02-09 Roger Sayle <roger@eyesopen.com>
4457 * fold-const.c (fold_strip_sign_ops): New function to simplify a
4458 floating point expression ignoring the sign of the result.
4459 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
4460 (fold) <MULT_EXPR>: Use it to simplify x*x.
4461 * tree.h (fold_strip_sign_ops): Prototype here.
4462 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
4463 argument. Use fold_strip_sign_ops to simplify the first argument.
4464 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
4465 first argument when the second argument is an even integer
4466 constant, but only with -funsafe_math_optimizations.
4467 (fold_builtin_1): Update call to fold_builtin_copysign.
4469 2005-02-09 Ian Lance Taylor <ian@airs.com>
4472 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
4473 just check whether EH_FILTER_FAILURE falls through.
4475 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
4477 * gcc/haifa-sched.c (schedule_block): Make queued sched group
4478 insns return to ready list in the next turn.
4480 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4483 * builtins.def: New __builtin_powi[lf].
4484 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
4485 (expand_builtin_powi): New function.
4486 (expand_builtin): Dispatch to expand_builtin_powi.
4487 * libgcc2.h: Add prototypes for __builtin_powi[lf].
4488 * libgcc2.c: Add __builtin_powi[lf] implementation.
4489 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
4490 * optabs.h: Add powi_optab.
4491 * optabs.c (init_optabs): Initialize powi_optab.
4492 * doc/extend.texi: Document __builtin_powi[lf].
4494 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
4496 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
4499 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4502 * fold-const.c (try_move_mult_to_index): Remove redundant
4503 type argument. Create ADDR_EXPR with correct type.
4504 (fold): Update callers of try_move_mult_to_index. Convert
4505 result to the appropriate type.
4507 2005-02-09 Roger Sayle <roger@eyesopen.com>
4510 * config/avr/avr.c (default_rtx_costs): Delete.
4511 (avr_operand_rtx_cost): New function.
4512 (avr_rtx_costs): Completely rewrite.
4514 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
4517 * config/cris/cris.c (in_code): New variable.
4518 (cris_output_addr_const): Now a static function, a wrapper for
4520 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
4521 case from old cris_output_addr_const.
4522 (cris_asm_output_label_ref): Similar for LABEL_REF.
4523 (cris_output_addr_const_extra): Similar for UNSPEC.
4524 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
4525 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
4526 * config/cris/cris-protos.h (cris_output_addr_const): Remove
4528 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
4529 (cris_asm_output_label_ref): Declare.
4531 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
4533 PR preprocessor/19801
4534 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
4535 filenames that changed when libcpp was moved to the toplevel.
4537 2005-02-07 Roger Sayle <roger@eyesopen.com>
4539 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4540 zero extensions of BImode operands. Call lowpart_subreg instead
4541 of gen_lowpart_common and gen_lowpart_SUBREG.
4543 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
4546 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
4547 * configure.ac: Set cc_for_cross_gnattools.
4548 * configure: Regenerate.
4550 2005-02-08 Alan Modra <amodra@bigpond.net.au>
4553 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
4555 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4558 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
4559 of nested functions.
4561 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
4563 * doc/extend.texi: Document deprecated extensions allowing
4564 static floating-point members to have initializers and allowing
4565 floating-point literals in integral constant expressions.
4567 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
4569 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
4570 config/darwin7.h, config/mips/mips.c,
4571 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
4574 * cse.c: Update comments.
4576 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
4579 * builtins.c (fold_builtin_sqrt): Transform
4580 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
4583 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
4584 Dorit Naishlos <dorit@il.ibm.com>
4586 * doc/invoke.texi (ftree-vectorizer-verbose): New.
4587 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
4588 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
4590 * tree.h (vect_set_verbosity_level): New extern function declaration
4592 * tree-vectorizer.h (verbosity_levels): New enum type.
4593 * tree-vectorizer.c (vect_debug_stats): Function removed.
4594 (vect_debug_details): Likewise.
4595 (vect_verbosity_level): Global variable was defined and initialized.
4596 (vect_dump): Global variable definition.
4597 (vect_print_dump_info): New function.
4598 (vect_set_dump_settings): New function.
4599 (vect_set_verbosity_level): New function.
4600 (vectorize_loops): Add call to vect_set_dump_settings.
4602 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
4603 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4604 (slpeel_tree_peel_loop_to_edge): Likewise.
4606 (vect_analyze_offset_expr): Call to vect_print_dump_info with
4607 appropriate verbosity level instead of call to vect_debug_details
4608 or vect_debug_stats.
4609 (vect_get_base_and_offset):
4610 (vect_create_addr_base_for_vector_ref):
4611 (get_vectype_for_scalar_type):
4612 (vect_create_data_ref_ptr):
4614 (vect_get_vec_def_for_operand):
4615 (vect_finish_stmt_generation):
4616 (vectorizable_assignment):
4617 (vectorizable_operation):
4618 (vectorizable_store):
4619 (vectorizable_load):
4620 (vect_transform_stmt):
4621 (vect_update_ivs_after_vectorizer):
4622 (vect_do_peeling_for_loop_bound):
4623 (vect_update_inits_of_drs):
4624 (vect_do_peeling_for_alignment):
4625 (vect_transform_loop):
4626 (vect_is_simple_use):
4627 (vect_analyze_operations):
4628 (vect_is_simple_iv_evolution):
4629 (vect_analyze_scalar_cycles):
4630 (vect_analyze_data_ref_dependence):
4631 (vect_analyze_data_ref_dependences):
4632 (vect_compute_data_ref_alignment):
4633 (vect_enhance_data_refs_alignment):
4634 (vect_analyze_data_refs_alignment):
4635 (vect_analyze_data_ref_access):
4636 (vect_analyze_data_ref_accesses):
4637 (vect_analyze_pointer_ref_access):
4638 (vect_get_memtag_and_dr):
4639 (vect_analyze_data_refs):
4640 (vect_mark_relevant):
4641 (vect_stmt_relevant_p):
4642 (vect_mark_stmts_to_be_vectorized):
4643 (vect_can_advance_ivs_p):
4644 (vect_get_loop_niters):
4645 (vect_analyze_loop_form):
4646 (vect_analyze_loop):
4647 (vectorize_loops): Likewise.
4649 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
4650 (vect_update_inits_of_drs):
4651 (vect_do_peeling_for_alignment):
4652 (vect_transform_loop):
4653 (vect_analyze_operations):
4654 (vect_analyze_scalar_cycles):
4655 (vect_analyze_data_ref_dependences):
4656 (vect_analyze_data_refs_alignment):
4657 (vect_analyze_data_ref_accesses):
4658 (vect_analyze_data_refs):
4659 (vect_mark_stmts_to_be_vectorized):
4660 (vect_get_loop_niters):
4661 (vect_analyze_loop_form):
4662 (vect_analyze_loop): Likewise.
4663 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
4665 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
4669 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4670 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4671 either -ffast-math or -funsafe-math-optimizations is in use.
4673 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4674 * config/mips/irix-csr.c: New file.
4675 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4676 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4677 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4680 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
4682 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
4683 redundant, incorrect definitions.
4685 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
4687 ("*tls_indirect_call"): New, reference hard regs directly.
4688 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
4690 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4692 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
4693 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
4695 2005-02-06 Roger Sayle <roger@eyesopen.com>
4697 PR rtl-optimization/19800
4698 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
4699 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
4702 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4704 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
4706 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
4709 * doc/invoke.texi: Correct documentation of -freorder-functions.
4711 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4714 * doc/invoke.texi: Don't mention gccbug.
4716 2005-02-06 Roger Sayle <roger@eyesopen.com>
4717 Andrew Pinski <pinskia@physics.uc.edu>
4718 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4720 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4721 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
4722 into just (zero_extract:SI FOO (const_int 1) BAR).
4724 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4726 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
4727 macro locally. Don't give last revision date. Use GCC version
4728 number from gcc-common.texi.
4729 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
4730 revision date. Use GCC version number from gcc-common.texi.
4731 Describe being a library as current state rather than as 3.x
4733 * doc/gcc.texi: Remove last update date.
4734 * doc/gccint.texi: Likewise. Update copyright dates.
4735 * doc/install.texi: Update copyright dates.
4737 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4740 * doc/invoke.texi: Mention for each option included in -Wall that
4741 it is included in -Wall.
4742 * doc/gcc.texi: Update copyright and last modification date.
4744 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4746 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
4747 unnecessary cast to original induction variable increments.
4749 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4751 PR tree-optimization/18219
4752 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
4753 in distributed form.
4755 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
4757 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
4758 Set bitpos and offset later in the function. Do nothing if the
4759 target is a register and if the bitfield lies completely outside
4761 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
4762 here. Return an uninitialised register if the source value is stored
4763 in a register and the bitfield lies completely outside that register.
4765 2005-02-06 Steven Bosscher <stevenb@suse.de>
4767 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
4770 2005-02-06 Marcin Dalecki <martin@dalecki.de>
4772 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
4774 2005-02-06 Geoffrey Keating <geoffk@apple.com>
4776 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
4777 * config/darwin8.h: New.
4778 * config/darwin7.h: Update comment.
4780 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4781 Dorit Naishlos <dorit@il.ibm.com>
4783 * tree-vectorizer.h (LOC): New type.
4784 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
4785 (loop_line_number): New field in struct _loop_vec_info.
4786 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
4788 * tree-vectorizer.c (input.h): Included.
4789 (find_loop_location): New function.
4790 (vect_debug_stats): Argument changed from loop to LOC. Computation of
4791 loop line number removed.
4792 (vect_debug_details): Likewise.
4793 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
4795 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
4796 call to vect_debug_details/stats changed from loop to loop_loc.
4797 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4798 (slpeel_tree_peel_loop_to_edge): Likewise.
4800 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
4801 changed from NULL to UNKNOWN_LOC.
4802 (vect_get_base_and_offset):
4803 (vect_create_addr_base_for_vector_ref):
4804 (get_vectype_for_scalar_type):
4805 (vect_create_data_ref_ptr):
4807 (vect_get_vec_def_for_operand):
4808 (vect_finish_stmt_generation):
4809 (vectorizable_assignment):
4810 (vectorizable_operation):
4811 (vectorizable_store):
4812 (vectorizable_load):
4813 (vect_transform_stmt):
4814 (vect_update_ivs_after_vectorizer):
4815 (vect_do_peeling_for_loop_bound):
4816 (vect_do_peeling_for_alignment):
4817 (vect_transform_loop):
4818 (vect_is_simple_use):
4819 (vect_analyze_operations):
4820 (vect_is_simple_iv_evolution):
4821 (vect_analyze_scalar_cycles):
4822 (vect_analyze_data_ref_dependences):
4823 (vect_compute_data_ref_alignment):
4824 (vect_enhance_data_refs_alignment):
4825 (vect_analyze_data_ref_access):
4826 (vect_analyze_data_ref_accesses):
4827 (vect_analyze_pointer_ref_access):
4828 (vect_get_memtag_and_dr):
4829 (vect_analyze_data_refs):
4830 (vect_mark_relevant):
4831 (vect_stmt_relevant_p):
4832 (vect_mark_stmts_to_be_vectorized):
4833 (vect_can_advance_ivs_p):
4834 (vect_get_loop_niters):
4835 (vect_analyze_loop):
4836 (vectorize_loops): Likewise.
4838 (vectorizable_load): Argument in call to vect_debug_details/stats
4839 changed from loop to LOOP_LOC (loop_vinfo).
4840 (vect_transform_loop):
4841 (vect_analyze_operations):
4842 (vect_analyze_scalar_cycles):
4843 (vect_analyze_data_ref_dependence):
4844 (vect_enhance_data_refs_alignment):
4845 (vect_analyze_data_ref_accesses):
4846 (vect_analyze_pointer_ref_access):
4847 (vect_analyze_data_refs):
4848 (vect_analyze_loop): Likewise.
4850 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
4851 changed from loop to loop_loc.
4853 (vect_enhance_data_refs_alignment): Removed unused variable loop.
4855 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4856 Dorit Naishlos <dorit@il.ibm.com>
4858 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
4860 (vect_analyze_data_ref_dependences): Likewise.
4862 (vect_is_simple_use): Argument changed from loop structure to
4863 loop_vect_info structure.
4864 (vect_can_advance_ivs_p): Likewise.
4865 (vect_create_index_for_vector_ref): Likewise.
4866 (vect_update_ivs_after_vectorizer): Likewise.
4867 (new_stmt_vec_info): Likewise.
4869 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
4870 changed from loop to loop_vinfo.
4871 (vect_create_data_ref_ptr): First argument in call to
4872 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
4873 (vectorizable_assignment): Second argument in call to vect_is_simple_use
4874 was changed from loop to loop_vinfo.
4875 (vectorizable_operation): Likewise.
4876 (vectorizable_store): Likewise.
4877 (vect_mark_stmts_to_be_vectorized): Likewise.
4878 (vect_do_peeling_for_loop_bound): First argument in call to
4879 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
4880 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
4881 was changed from loop to loop_vinfo.
4882 (vect_analyze_data_ref_dependences): Third argument in call to
4883 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
4885 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
4886 (vect_create_data_ref_ptr): Likewise.
4887 (vect_init_vector): Likewise.
4888 (vect_get_vec_def_for_operand): Likewise.
4889 (vectorizable_assignment): Likewise.
4890 (vectorizable_operation): Likewise.
4891 (vectorizable_store): Likewise.
4892 (vectorizable_load): Likewise.
4893 (vect_update_ivs_after_vectorizer): Likewise.
4894 (vect_is_simple_use): Likewise.
4895 (vect_analyze_data_ref_dependence): Likewise.
4896 (vect_analyze_pointer_ref_access): Likewise.
4897 (vect_can_advance_ivs_p): Likewise.
4899 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
4900 before _stmt_vec_info.
4901 (_stmt_vec_info): Loop field replaced by loop_vec_info.
4902 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
4903 (new_stmt_vec_info): Argument changed from loop structure to
4904 loop_vect_info structure
4906 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
4907 (vect_analyze_offset_expr): Avoid 80 columns overflow.
4908 (vect_create_addr_base_for_vector_ref): Likewise.
4909 (vect_analyze_pointer_ref_access): Likewise.
4911 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4914 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
4915 phi flag if the phi is abnormal.
4917 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4920 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
4921 information for the new statement.
4923 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4926 * gcc.c (main): Include the target in -v output.
4928 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
4930 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
4931 Do not drop the extend if we'd have to add a paradoxical subreg
4932 later. Include optabs.h and insn-codes.h.
4933 * Makefile.in (combine.o): Depend on $(OPTABS_H).
4935 2005-02-02 Roger Sayle <roger@eyesopen.com>
4938 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
4939 * fold-const.c (const_binop): Avoid constant folding floating
4940 point operations in modes that use composite representations.
4941 * simplify-rtx.c (simplify_binary_operation): Likewise.
4943 2005-02-02 Geoffrey Keating <geoffk@apple.com>
4945 * config/rs6000/altivec.md (altivec_dst): Make the first operand
4947 (altivec_dstt): Likewise.
4948 (altivec_dstst): Likewise.
4949 (altivec_dststt): Likewise.
4950 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
4953 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4955 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
4956 EXPR_LOCUS from orig_cond to the new cond_stmt.
4957 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
4960 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4962 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
4963 standard_iv_increment_position. Remove call to bsi_next
4964 (no need to bump the iterator anymore).
4965 (vect_create_index_for_vector_ref): Call
4966 standard_iv_increment_position. Remove second function argument.
4967 (vect_finish_stmt_generation): Remove call to bsi_next
4968 (no need to bump the iterator anymore).
4969 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
4970 to vect_create_index_for_vector_ref.
4972 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4974 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
4975 phis are used out of the loop.
4977 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4980 * c-decl.c (undef_nested_function): New variable.
4981 (pop_scope): Diagnose undefined nested functions.
4982 (finish_function): Don't attempt cgraph processing or genericizing
4983 if current top-level function contained an undefined nested
4984 function. Reset undef_nested_function at the end of a top-level
4987 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
4989 * tree.c (build_int_cst_type): Take sign of the value into account
4990 when deciding whether sign extend the value.
4992 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4995 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4996 (cpp_options, cc1_options): Change %{std*&ansi} to
4997 %{std*&ansi&trigraphs}.
4999 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5001 * cse.c: Update comments.
5003 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
5005 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
5006 arguments go on the stack. Do not put complex doubles in odd/even
5009 2005-02-02 Steven Bosscher <stevenb@suse.de>
5011 * doc/invoke.texi: Update the options enabled at -O1, -O2,
5012 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
5013 -ftree-pre, and -fthread-jumps.
5015 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
5017 PR tree-optimization/19578
5018 * tree-flow.h (modified_noreturn_calls): Declare.
5019 (noreturn_call_p): Declare.
5020 * tree-flow-inline.h (noreturn_call_p): New function.
5021 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
5022 * tree-cfg.c (modified_noreturn_calls): New variable.
5023 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
5024 that contain a mid-block noreturn call.
5025 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
5027 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5029 * df.c (df_def_record_1, df_uses_record): Don't use
5031 * df.h (DF_FOR_REGALLOC): Remove.
5033 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5036 * c-typeck.c (really_start_incremental_init): Reset
5037 constructor_max_index for arrays of incomplete type.
5039 2005-02-02 Jeff Law <law@redhat.com>
5041 * gcse.c (struct reg_set): Store the block index where the register
5042 was set rather than the setting insn.
5043 (record_one_set, compute_transp): Corresponding changes.
5044 (pre_insert_copy_insn): Do not call replace_one_set.
5045 (replace_one_set): Remove.
5047 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5050 * doc/gcov.texi: Fix typo.
5052 2005-02-01 Richard Henderson <rth@redhat.com
5055 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
5056 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
5058 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
5059 * config/i386/i386-protos.h: Update.
5061 2005-02-01 Steven Bosscher <stevenb@suse.de>
5063 PR tree-optimization/19217
5064 * tree-cfg.c (verify_expr): Use the data field to see if TP was
5065 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
5066 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
5067 that it is walking a PHI node.
5069 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
5071 * doc/extend.texi (Nested Functions): Update.
5073 2005-02-01 Richard Henderson <rth@redhat.com>
5076 * optabs.c (expand_copysign_absneg): Export.
5077 * optabs.h (expand_copysign_absneg): Declare.
5078 * config/rs6000/rs6000.md (copysigntf3): New.
5080 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5082 PR tree-optimization/19633
5083 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
5084 * tree-ssa-alias.c (init_alias_info): Initialize.
5085 (merge_pointed_to_info): Set.
5086 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
5087 (dump_points_to_info_for): Show value of pt_null.
5088 (struct count_ptr_d): Declare.
5089 (find_ptr_dereference): Remove.
5090 (ptr_is_dereferenced_by): Remove.
5091 (count_ptr_derefs): New local function.
5092 (count_uses_and_derefs): New local function.
5093 (compute_points_to_and_addr_escape): Call it. If the number
5094 of dereferences is greater than zero, mark the pointer as
5095 dereferenced. If there are fewer dereferences than uses of
5096 the pointer, the pointer's value escapes.
5098 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5100 PR tree-optimization/19670
5101 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
5103 (verify_use): ... set it here, instead.
5105 2005-02-01 Janis Johnson <janis187@us.ibm.com>
5107 * doc/sourcebuild.texi (Test directives): Fix formatting.
5109 * doc/sourcebuild.texi (Test directives): Describe selector
5112 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
5114 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
5115 specific 64-bit CPUs.
5117 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
5120 * arm.c (arm_eliminable_register): New function.
5121 (adjacent_mem_locations): Don't allow eliminable registers. Use
5122 HOST_WIDE_INT for address offsets.
5123 * arm-protos.h (arm_eliminable_register): Add prototype.
5125 2005-02-01 Steven Bosscher <stevenb@suse.de>
5127 PR optimization/15242
5128 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
5129 * basic-block.h (duplicate_computed_gotos): Add prototype.
5130 * bb-reorder.c (duplicate_computed_gotos): New function to
5131 duplicate sufficiently small blocks ending in a computed jump.
5132 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
5133 if not optimizing for size.
5134 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
5135 never do tail merging for blocks ending in a computed jump.
5136 * doc/invoke.texi: Document the max-goto-duplication-insns param.
5138 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
5140 Patch from Richard Sandiford <rsandifo@redhat.com>
5141 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
5142 from inheriting a subreg equivalence with a non-spill register.
5144 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
5146 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
5148 * config/frv/frv.c (movcc_fp_destination_operand): New.
5149 (gpr_or_memory_operand): Fix typo in comment.
5150 (gpr_or_memory_operand_with_scratch): New.
5151 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
5152 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
5153 movcc_fp_destination_operand.
5154 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
5155 Legitimize memory addresses using a scratch register.
5157 2005-01-31 Jeff Law <law@redhat.com>
5159 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
5160 bitmap a sparse bitmap instead of a simple bitmap.
5161 (mark_def_sites_initialize_block): Corresponding changes.
5162 (ssa_mark_def_sites_initialize_block): Likewise.
5163 (ssa_mark_phi_uses): Likewise.
5164 (mark_def_site, ssa_mark_def_sites): Likewise.
5165 (mark_def_site_blocks): Likewise.
5166 (rewrite_ssa_into_ssa): Likewise.
5168 * tree-ssa-dom.c (record_cond): Pass correct variable type
5169 for last argument to htab_find_slot_with_hash.
5171 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
5172 effects when optimizing 0 % X. Do not try to optimize X % 0.
5174 2005-01-31 James E. Wilson <wilson@specifixinc.com>
5176 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
5179 2005-02-01 Eric Christopher <echristo@redhat.com>
5181 * config/mips/mips.c (override_options): Warn if -mint64
5183 * doc/invoke.texi (MIPS Options): Document that -mint64 is
5186 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
5188 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
5190 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
5191 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
5192 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
5193 (cached_regno): Initialize to INVALID_REGNUM.
5194 (cse_reg_info_table_size,
5195 cse_reg_info_table_first_uninitialized,
5196 cse_reg_info_timestamp): New.
5197 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
5199 (init_cse_reg_info, get_cse_reg_info_1): New.
5200 (get_cse_reg_info): Cache the last look-up.
5201 (new_basic_block): Update the code to clear mappings from
5202 registers to cse_reg_info entries.
5203 (cse_main): Call init_cse_reg_info.
5205 * cse.c (get_cse_reg_info): Update a comment.
5207 2005-01-31 Steven Bosscher <stevenb@suse.de>
5210 * c-decl.c (start_decl): Do not warn about arrays of elements with
5211 an incomplete type here.
5212 (grokdeclarator): Do it here by making a pedwarn an error.
5213 * c-typeck.c (push_init_level): If there were previous errors with
5214 the constructor type, do not warn about braces for initializers.
5215 (process_init_element): Likewise for excess initializer elements.
5217 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
5219 * cse.c (delete_trivially_dead_insn): Don't iterate.
5221 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
5223 * config/rs6000/rs6000.md (copysignsf3): New expand.
5224 (copysigndf3): Likewise.
5226 2005-01-31 Steven Bosscher <stevenb@suse.de>
5228 * recog.c (constrain_operands): Only look for earlyclobber operand
5229 conflicts if an '&' constraint was seen.
5231 2005-01-31 Marc Espie <espie@openbsd.org>
5233 * config.gcc: Don't include embedded systems fragment, switches default
5234 debugging format to ELF.
5235 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
5236 longer pick it up there.
5238 2005-01-31 Dale Johannesen <dalej@apple.com>
5240 * doc/extend.texi (nested functions): Fix linkage description.
5241 Clarify that static is not allowed.
5243 2005-01-31 Dale Johannesen <dalej@apple.com>
5245 * config/rs6000/darwin.md (movsf_low_di): Make work.
5246 (movdf_low_di): Make work.
5248 2005-01-31 Dale Johannesen <dalej@apple.com>
5250 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
5251 Make work for 64 bit.
5253 2005-01-31 Roger Sayle <roger@eyesopen.com>
5254 Dale Johannesen <dalej@apple.com>
5257 * fold-const.c (fold_binary_op_with_conditional_arg):
5258 Make types match original operands, before STRIP_NOPS.
5260 2005-01-31 Alan Modra <amodra@bigpond.net.au>
5262 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
5263 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
5264 (struct gcc_sigcontext): Delete. Merge contents to..
5265 (struct gcc_ucontext): ..here.
5266 (get_sigcontext): Delete.
5267 (get_regs): New function, like get_sigcontext but return regs ptr.
5268 64-bit version finds regs from r1 to support vdso.
5269 (ppc_linux_aux_vector): New function.
5270 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
5273 2005-01-31 Ira Rosen <irar@il.ibm.com>
5275 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
5277 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
5278 redundant fold. Fix misalignment for MINUS_EXPR.
5279 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
5280 (vect_analyze_pointer_ref_access): Likewise.
5281 (vect_get_memtag_and_dr): Likewise.
5283 2005-01-31 Richard Henderson <rth@redhat.com>
5285 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
5286 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
5287 absnegdf2_i387, absnegxf2_i387): Likewise.
5289 2005-01-31 Richard Henderson <rth@redhat.com>
5292 * optabs.c (expand_copysign_absneg): New.
5293 (expand_copysign_bit): Split out from ...
5294 (expand_copysign): ... here. Use expand_copysign_absneg.
5296 2005-01-30 Roger Sayle <roger@eyesopen.com>
5299 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
5300 constant as the second operand and a register as the third.
5302 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
5305 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
5306 that dllimport'd functions do not use all call-clobbered registers
5309 2005-01-30 Richard Henderson <rth@redhat.com>
5312 * optabs.c (expand_absneg_bit): Split out from expand_unop and
5313 expand_abs_nojump and generalize. Use operand_subword and
5314 emit_no_conflict_block. Support large modes.
5315 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
5317 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
5318 negation to subtraction.
5319 (expand_copysign): Check that the format has signed zeros.
5320 Use operand_subword and emit_no_conflict_block. Support large modes.
5322 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
5324 Fix PR tree-optimization/19624
5326 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
5327 * tree-ssa-pre.c: Add cfgloop.h.
5329 (pre_stats): New member, constified.
5330 (inserted_exprs): New static variable.
5331 (NECESSARY): New macro.
5332 (create_expression_by_pieces): Fold the expression, and
5333 mark it as defaulting to not necessary. Also put in
5335 (fully_constant_expression): New function.
5336 (insert_into_preds_of_block): Modify to not insert phis when we
5337 are playing with induction variables.
5338 Push phis onto the inserted_exprs vector, and mark them as not
5339 necessary by default.
5340 (insert_aux): Call fully_constant_expression on eprime.
5341 If all edges produce the same value, mark it constant.
5342 (mark_operand_necessary): New function.
5343 (remove_dead_inserted_code): New function.
5344 (init_pre): Init loop optimizer to get loop info.
5345 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
5346 (execute_pre): Commit edge inserts, then remove dead code.
5348 2005-01-30 Richard Henderson <rth@redhat.com>
5350 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
5351 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
5353 2005-01-30 Richard Henderson <rth@redhat.com>
5356 * config/i386/i386.c (ix86_expand_copysign): New.
5357 (ix86_split_copysign_const): New.
5358 (ix86_split_copysign_var): Rename from ix86_split_copysign,
5359 rearrange op1/nmask operands.
5360 * config/i386/i386-protos.h: Update.
5361 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
5362 (copysigndf3): Likewise.
5363 (copysignsf3_const, copysigndf3_const): New.
5364 (copysignsf3_var): Rename from copysignsf3, split out splitter
5365 and fix split predicate for X constraint.
5366 (copysigndf3_var): Similarly.
5368 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
5370 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
5371 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
5372 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
5374 2005-01-29 Richard Henderson <rth@redhat.com>
5377 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
5378 of # and * in constraints.
5380 2005-01-29 Richard Henderson <rth@redhat.com>
5383 * expr.c (store_field): Don't strip sub-mode cast when the input
5384 data is even smaller.
5386 2005-01-29 Richard Henderson <rth@redhat.com>
5389 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
5392 2005-01-29 Richard Henderson <rth@redhat.com>
5394 * combine.c (make_field_assignment): Fix argument order
5397 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
5399 PR tree-optimization/15791
5400 * fold-const.c (extract_array_ref): New function.
5401 (fold): Fold comparisons between &a[i] and &a[j] or
5402 semantically equivalent trees.
5404 2005-01-29 Jeff Law <law@redhat.com>
5406 * gcse.c (insert_expr_in_table): Revamp handling of available
5407 and anticipatable occurrence lists to avoid unnecessary list
5409 (insert_set_in_table): Similarly.
5411 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
5413 * c-common.c (fix_string_type): Just use c_build_qualified_type to
5415 (c_build_qualified_type): Build qualified array types with
5416 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
5417 * c-decl.c (c_make_fname_decl): Build unqualified array type
5418 before qualified type.
5419 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
5420 type is qualified, not just if type itself is. Don't apply
5421 qualifiers to array type when declarator is processed. Apply
5422 qualifiers to field type whether or not it is an array type.
5423 Don't handle array types specially for applying qualifiers to
5425 * c-typeck.c (composite_type): Build unqualified element type and
5426 array type when forming composite of array types.
5427 (common_pointer_type, comptypes, comp_target_types,
5428 type_lists_compatible_p, build_indirect_ref, build_array_ref,
5429 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
5431 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
5432 (args2) in variables a1 and a2.
5434 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
5436 * cse.c (n_elements_made, max_elements_made): Remove.
5437 (insert): Don't touch n_elements_made.
5438 (cse_main): Don't touch n_elements_made or max_elements_made.
5440 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
5443 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
5444 configuration part of dp-bit.c to be lost.
5446 2005-01-28 Roger Sayle <roger@eyesopen.com>
5448 * expmed.c (expand_mult_highpart_optab): When attempting to use
5449 a non-widening multiplication in a wider mode, the operands need
5450 to be converted (zero or sign extended) to that mode.
5452 2005-01-28 Ian Lance Taylor <ian@airs.com>
5456 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
5457 through if both operands fall through.
5459 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5461 * cse.c (fold_rtx) <PC>: Don't optimize.
5463 2005-01-28 Jeff Law <law@redhat.com>
5465 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
5466 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
5468 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5470 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
5471 cse_reg_info_used_list_end): Remove.
5472 (cse_reg_info_list, cse_reg_info_list_free): New.
5473 (get_cse_reg_info): When allocating an instance of
5474 cse_reg_info, add it to the beginning of the cse_reg_info_list
5475 list. Remove code to maintain cse_reg_info_used_list.
5476 (new_basic_block): Reset the free list to the beginning of
5479 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
5481 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
5482 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
5483 (frv_expand_mdpackh_builtin): New function.
5484 (frv_expand_builtin): Use it to expand __MDPACKH.
5485 * doc/extend.texi (__MDPACKH): Update documentation.
5487 2005-01-28 Uros Bizjak <uros@kss-loka.si>
5489 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
5490 SSE_FLOAT_MODE_P for use_sse computation.
5492 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
5495 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
5497 2005-01-27 Richard Henderson <rth@redhat.com>
5499 * builtins.c (expand_builtin_copysign): New.
5500 (expand_builtin): Call it.
5501 * genopinit.c (optabs): Add copysign_optab.
5502 * optabs.c (init_optabs): Initialize it.
5503 (expand_copysign): New.
5504 * optabs.h (OTI_copysign, copysign_optab): New.
5505 (expand_copysign): Declare.
5507 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
5508 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
5510 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
5511 (ix86_expand_fp_absneg_operator): ... here.
5512 (ix86_split_copysign): New.
5513 * config/i386/i386-protos.h: Update.
5514 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
5515 (copysignsf3, copysigndf3): New.
5517 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
5518 (copysignsf3, ncopysignsf3): New.
5519 (copysigndf3, ncopysigndf3): New.
5520 (copysignxf3, ncopysignxf3): New.
5521 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
5523 2005-01-27 Arend Bayer <arend.bayer@web.de>
5524 Kazu Hirata <kazu@cs.umass.edu>
5526 * cse.c: (find_best_addr): Don't call copy_rtx before calling
5527 fold_rtx. Save cost recomputation if fold_rtx did nothing.
5528 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
5531 2005-01-27 Jeff Law <law@redhat.com>
5533 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
5534 definitions of SSA_NAMEs which are not being rewritten.
5535 (rewrite_ssa_into_ssa): Only initialize the current definition
5536 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
5537 If checking is enabled, assert that SSA_NAME_AUX is clear for all
5538 SSA_NAMEs before returning.
5540 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
5542 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
5543 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
5544 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
5545 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
5546 config/mips/iris6.h, config/sh/sh.c: Update copyright.
5548 2005-01-27 Steven Bosscher <stevenb@suse.de>
5551 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
5552 higher to -O2 and higher. Likewise for tree PRE.
5553 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
5556 2005-01-27 Ian Lance Taylor <ian@airs.com>
5559 * gimple-low.c (try_catch_may_fallthru): New static function.
5560 (block_may_fallthru): Handle TRY_CATCH_EXPR.
5561 * tree-inline.c (expand_call_inline): Don't warn about reaching
5562 the end of a non-void function being inlined if the function uses
5565 2005-01-27 Jakub Jelinek <jakub@redhat.com>
5567 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
5570 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
5571 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
5572 (implicitly_declare): Handle error_mark_node.
5574 2005-01-27 Richard Henderson <rth@redhat.com>
5577 * tree.h (struct tree_decl): Add debug_expr_is_from.
5578 (DECL_DEBUG_EXPR_IS_FROM): New.
5579 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
5580 * dwarf2out.c (dwarf2out_var_location): Update to match.
5581 * tree-outof-ssa.c (create_temp): Likewise.
5582 * var-tracking.c (track_expr_p): Likewise.
5583 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
5584 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
5585 * toplev.c (default_tree_printer): Likewise.
5587 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
5589 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
5590 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
5592 2005-01-27 Steven Bosscher <stevenb@suse.de>
5594 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
5595 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
5596 ASM_CLOBBERS): Add tree checks.
5598 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
5599 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
5600 * c-common.def (SWITCH_STMT): Update to match.
5601 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
5602 macros instead of SWITCH_EXPR ones.
5603 * c-dump.c (c_dump_tree): Likewise.
5604 * c-gimplify.c (gimplify_switch_stmt): Likewise.
5605 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
5607 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
5609 2005-01-27 Alan Modra <amodra@bigpond.net.au>
5611 * unwind-dw2.c (execute_stack_op): Add missing cases for
5612 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
5614 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
5616 * config.gcc (Obsolete configurations): Remove 'dummy', add
5617 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
5620 2005-01-26 Diego Novillo <dnovillo@redhat.com>
5622 PR tree-optimization/19633
5623 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
5625 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
5626 are no call-clobbered variables.
5627 * tree-outof-ssa.c (check_replaceable): Return false for calls
5630 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
5632 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
5633 even for variables with NULL DECL_INITIAL.
5635 2005-01-26 Stuart Hastings <stuart@apple.com>
5637 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
5639 2005-01-26 Richard Henderson <rth@redhat.com>
5642 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5644 * expr.c (store_field): Strip conversions to odd-bit-sized types
5645 if the destination field width matches.
5647 2005-01-26 Richard Henderson <rth@redhat.com>
5649 * c-decl.c, expmed.c, expr.c: Revert last change.
5651 2005-01-26 Richard Henderson <rth@redhat.com>
5654 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5656 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
5657 if we don't need the bits above those present in the current mode.
5658 * expr.c (store_field): Strip conversions to odd-bit-sized types
5659 if the destination field width matches.
5661 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5663 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5664 either -ffast-math or -funsafe-math-optimizations is in use.
5666 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
5670 * config/avr/avr.c (notice_update_cc): Only set condition code for
5671 ashrqi3 if shift count > 0.
5672 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
5673 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
5674 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
5675 count <= 0 as a no-op, and shift count >= width by copying zero
5676 or sign bit to all bits of the result.
5677 * config/avr/avr.md (all shifts): Add alternatives for zero shift
5678 count, with attribute "length" set to 0 and "cc" set to "none".
5680 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5682 * doc/invoke.texi: Document -mTLS.
5684 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
5685 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
5686 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
5687 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
5688 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
5689 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
5690 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
5691 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
5693 * configure.ac: Check for a TLS capable gas.
5695 * configure: Regenerate.
5697 2005-01-26 Richard Henderson <rth@redhat.com>
5700 * combine.c (make_field_assignment): Simplify store to zero_extract
5701 from a source with an overlapping mask.
5703 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5705 2004-11-11 Eric Christopher <echristo@redhat.com>
5707 * config/frv/frv.md: Add fr400_integer automaton. Don't
5708 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
5711 2005-01-26 Steven Bosscher <stevenb@suse.de>
5714 * cfgbuild.c (make_edges): Do not clear or set
5715 current_function_has_computed_jump.
5716 * function.h (struct function): Remove the has_computed_jump field.
5717 (current_function_has_computed_jump): Do not define.
5718 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
5719 in a computed jump. Ignore current_function_has_computed_jump.
5721 2005-01-26 Richard Henderson <rth@redhat.com>
5724 * expr.c (categorize_ctor_elements): New argument p_must_clear.
5725 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
5727 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
5728 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
5729 objects into static storage if they have more than one non-zero value.
5730 * tree.h (categorize_ctor_elements): Update decl.
5732 2005-01-26 Steven Bosscher <stevenb@suse.de>
5735 * tree.h (CALL_EXPR_TAILCALL): Add comment.
5736 * calls.c (check_sibcall_argument_overlap_1): Revert the change
5737 to this function from 2004-07-10.
5738 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
5739 the current function for tail call optimizations if the address
5740 of one of it its arguments is taken.
5742 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
5744 * cse.c (fold_rtx): Call equiv_constant only when necessary.
5746 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
5748 * function.c (expand_function_end): If current_function_calls_alloca,
5749 emit stack restore in a place that is reached when the function falls
5752 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
5754 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
5755 rule to avoid matching inappropriate suffix rule.
5757 2005-01-26 Jan Hubicka <jh@suse.cz>
5759 PR tree-optimization/19241
5760 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
5762 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5764 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
5765 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
5767 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
5768 <sim*>: Always use crt1.o, regardless of N in simN.
5769 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5770 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
5771 (CRT_CALL_STATIC_FUNCTION): Remove.
5772 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
5773 use crt1.o, regardless of N in simN.
5774 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5775 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
5776 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
5777 case isystem setting.
5778 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
5780 2005-01-25 Ian Lance Taylor <ian@airs.com>
5782 * gimple-low.c (block_may_fallthru): Correct handling of
5783 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
5785 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5787 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
5788 handlers to match indentation; nested under the mtune=* handler.
5789 Similar for mcpu= and march=.
5791 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
5793 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
5794 * config/mips/linux64.h (LIB_SPEC): Likewise.
5795 * config/mn10300/linux.h (LIB_SPEC): Likewise.
5796 * config/sh/linux.h (LIB_SPEC): Likewise.
5798 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
5800 * config/frv/frv.c (frv_legitimize_tls_address): New.
5801 (TARGET_HAVE_TLS): Define.
5802 (FRV_SYMBOL_REF_TLS_P): Define.
5803 (frv_override_options): Handle new register classes.
5804 (frv_legitimate_address_p): Reject tls addresses.
5805 (frv_legitimize_address): Handle TLS addresses.
5806 (gen_inlined_tls_plt): New.
5808 (frv_legitimize_tls_address): New.
5809 (unspec_got_name): Add TLS entries.
5810 (got12_operand): Add R_FRV_TLSMOFF12 case.
5811 (frv_emit_move): Fixup TLS addresses.
5812 (frv_emit_movsi): Legitimize TLS addresses.
5814 * config/frv/frv.h (MASK_BIG_TLS): New.
5815 (TARGET_BIG_TLS): New.
5816 (HAVE_AS_TLS): Define.
5817 (TARGET_SWITCHES): Add -mTLS and -mtls options.
5818 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
5819 (REG_CLASS_NAMES): Same.
5820 (REG_CLASS_CONTENTS): Same.
5821 (CONSTRAINT_LEN): New.
5822 (REG_CLASS_FROM_CONSTRAINT): New.
5823 (PREDICATE_CODES): Add symbolic_operand.
5825 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
5826 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
5827 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
5828 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
5829 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
5830 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
5831 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
5832 GR9_REG, GR14_REG, LRREG.
5833 (type): Add load_or_call attribute.
5834 ("load_or_call"): New reservation.
5835 ("call_gettlsoff"): New.
5836 ("tls_indirect_call"): New.
5837 ("tls_load_gottlsoff12"): New.
5838 ("tlsoff_hilo"): New.
5839 ("tls_tlsdesc_ldd"): New.
5840 ("tls_tlsoff_ld"): New.
5843 * config/frv/frv-protos.h (symbolic_operand): Protoize.
5845 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
5847 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5848 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
5849 * config/frv/frv.c (TLS_BIAS): Define.
5850 (frv_output_dwarf_dtprel): New.
5852 2005-01-26 Jakub Jelinek <jakub@redhat.com>
5854 PR rtl-optimization/19579
5855 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
5856 both A and B, see if they don't clobber registers the other expr uses.
5858 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
5860 * real.c (do_add): Initialize signalling and canonical members.
5862 * real.c (real_from_integer): Zero out destination.
5864 2005-01-18 Jan Hubicka <jh@suse.cz>
5866 PR tree-optimize/19337
5867 * tree-inline.c (initialize_inlined_parameters): Copy
5868 saved_static_chain_decl only.
5870 2005-01-25 Richard Henderson <rth@redhat.com>
5874 * config/i386/i386.c (x86_inter_unit_moves): Zero.
5875 (ix86_preferred_reload_class): Rewrite fp-constant section, with
5876 80387 enabled, to return a proper subclass. Return the subset that
5877 overlaps with GENERAL_REGS for PLUS.
5878 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
5880 2005-01-25 Richard Henderson <rth@redhat.com>
5883 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
5885 2005-01-25 Roger Sayle <roger@eyesopen.com>
5887 * expmed.c (choose_multiplier): Change interface to return the
5888 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
5889 (expand_divmod): Update calls to choose_multiplier.
5891 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5894 * expmed.c (extract_bit_field): Use adjust_address instead of
5895 gen_lowpart when op0 is a MEM.
5897 2005-01-24 Steven Bosscher <stevenb@suse.de>
5899 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
5901 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5903 * config/mips/irix-csr.c: New file.
5904 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5905 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5906 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5909 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
5912 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
5913 sparc/elf.h, add sparc/sp-elf.h.
5914 (sparc-*-rtems*): Likewise.
5915 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
5916 tm-dwarf2.h, add sparc/sp-elf.h.
5917 (sparc86x-*-elf): Likewise.
5918 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
5919 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
5920 TARGET_OS_CPP_BUILTINS.
5921 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5922 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5924 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
5925 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
5926 (SWITCH_TAKES_ARG): Likewise.
5927 (LOCAL_LABEL_PREFIX): Likewise.
5928 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5929 (TARGET_N_FORMAT_TYPES): Delete.
5930 (TARGET_FORMAT_TYPES): Likewise.
5931 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5932 * config/sparc/elf.h: Delete.
5933 * config/sparc/sp-elf.h: New file.
5935 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5937 * tree-flow-inline.h (phi_arg_from_edge): Remove.
5938 * tree-flow.h: Remove the corresponding prototype.
5939 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
5940 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
5942 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5945 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
5946 for AIX ABI or ELF -fPIC.
5947 (rs6000_emit_load_toc_table): Don't create toc_section here.
5948 (rs6000_xcoff_file_start): Nor here.
5950 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
5952 * sh.c (ra.h): Don't #include.
5953 (hard_regs_intersect_p): New function, resurrected from ra.c.
5955 * sh.c: Fix 1996 Copyright.
5957 2005-01-24 Richard Henderson <rth@redhat.com>
5958 Aldy Hernandez <aldyh@redhat.com>
5960 * regrename.c (note_sets): Handle subregs.
5962 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
5965 * genconditions.c (write_header, write_conditions): Elide file if
5968 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5970 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
5971 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
5974 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5976 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
5977 expand_builtin_printf, expand_builtin_fprintf,
5978 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
5979 checking against POINTER_TYPE.
5980 (validate_arglist): Handle POINTER_TYPE code by checking
5983 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
5985 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
5987 (for_each_rtx): Call for_each_rtx_1.
5988 * rtl.h (init_rtlanal): Declare.
5989 * toplev.c (backend_init): Call init_rtlanal.
5991 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5993 * flow.c (propagate_one_insn): Formatting.
5996 * flow.c (libcall_dead_p): Be more conservative if unsure.
5997 If there are any instructions between insn and call, see if they are
5998 all dead before saying the libcall is dead.
6000 2005-01-24 Uros Bizjak <uros@kss-loka.si>
6002 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
6003 operand constraint for operand 0.
6005 2005-01-23 Richard Henderson <rth@redhat.com>
6008 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
6009 edges leading to join block.
6011 2005-01-23 Roger Sayle <roger@eyesopen.com>
6013 * expmed.c (expand_mult_highpart): Make static. Change type of
6014 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
6015 (expand_divmod): Updates calls to expand_mult_highpart by using
6016 gen_int_mode to pass a CONST_INT rtx.
6017 * rtl.h (expand_mult_highpart): Remove prototype.
6019 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6021 * flow.c (regset_bytes, regset_size): Remove.
6023 * cfganal.c: Fix a reference to Harvey's paper.
6025 2005-01-23 Steven Bosscher <stevenb@suse.de>
6027 PR rtl-optimization/19464
6028 * tree-optimize.c (init_tree_optimization_passes): Add one more
6029 copyrename pass just before out-of-ssa.
6031 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
6034 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
6035 * ggc-none.c (ggc_free): Define.
6037 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6039 * cse.c (max_reg, max_insn_uid): Remove.
6040 (cse_main): Don't access max_reg or max_insn_uid.
6042 * c-common.c (explicit_flag_signed_bitfields,
6043 lang_statement_code_p, lang_expand_function_end): Remove.
6044 * c-common.h: Remove the corresponding declarations.
6045 * c-opts.c (c_common_handle_option): Remove all write access
6046 to explicit_flag_signed_bitfields.
6048 * cgraph.c (cgraph_varpool_n_nodes): Remove.
6049 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
6050 * cgraph.h: Remove the corresponding declaration.
6052 * gcse.c (null_pointer_info): Remove.
6054 2005-01-23 Roger Sayle <roger@eyesopen.com>
6055 Eric Botcazou <ebotcazou@libertysurf.fr>
6057 * combine.c (simplify_logical): Only simplify logical expressions
6058 of the form ior(and(x,y),z) by the inverse distributive law if the
6059 result is cheaper than the original.
6061 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6063 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
6064 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
6065 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
6066 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
6067 config/freebsd-spec.h, config/arm/arm.h,
6068 config/h8300/h8300.md, config/i386/i386.md,
6069 config/i386/predicates.md, config/i386/sse.md,
6070 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
6071 config/vax/vax.md: Fix comment typos. Follow spelling
6074 2005-01-23 Steven Bosscher <stevenb@suse.de>
6076 * gengtype.c (walk_type): Produce `not equal to' compares for loop
6077 tests, instead of `less than'.
6079 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
6081 * function.c (assign_parm_setup_block): When creating a new stack slot
6082 for a parameter, get its alignment from the parameter's DECL_ALIGN
6083 rather than the type's TYPE_ALIGN. Make sure that the parameter
6084 is at least word aligned.
6086 2005-01-22 Roger Sayle <roger@eyesopen.com>
6089 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
6091 2005-01-22 Richard Henderson <rth@redhat.com>
6094 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
6095 in both compare operands.
6096 (movdfcc_1_sse_max): Likewise.
6097 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
6098 (movdfcc_1_sse): Likewise.
6099 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
6100 scratch register as needed.
6102 2005-01-22 Richard Henderson <rth@redhat.com>
6104 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
6106 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
6108 2005-01-22 Richard Henderson <rth@redhat.com>
6110 * genopinit.c (optabs): Use smin/smax for floating point too.
6111 * doc/md.texi: Update to match. Clarify that floating point
6112 results are undefined for +0/-0 and NaN.
6113 * doc/rtl.texi: Likewise.
6114 * rtl.def (SMIN, SMAX): Likewise
6115 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
6117 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
6118 leading 's' to the name.
6119 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
6120 smaxxf3, sminxf3): Likewise.
6121 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
6124 2005-01-22 Paul Brook <paul@codesourcery.com>
6126 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
6128 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
6130 * config/s390/s390.c (struct processor_costs): New fields
6131 dlgr, dlr, dr, dsgfr, dsgr.
6132 (z900_cost, z990_cost): Values for new fields.
6133 (s390_rtx_costs): New cases MEM und COMPARE in switch
6134 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
6135 DIV, MOD, UDIV, UMOD.
6137 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6139 * config/s390/s390.md ("doloop_si64"): Reload input value directly
6140 into the register being decremented.
6141 ("doloop_si31", "doloop_di"): Likewise.
6142 ("*doloop_si_long"): Adapt pattern.
6144 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6146 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
6148 (CLASS_MAX_NREGS): Likewise.
6150 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
6152 * doc/tree-ssa.texi (Statement Operands): Add example for new
6153 must-def macro. Note deprecation of old operands interface.
6155 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
6157 PR tree-optimization/19484
6158 * tree-cfg.c (remove_fallthru_edge): New function.
6159 (cleanup_control_flow): Remove fallthru edges from calls that are
6160 now known not to return.
6162 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6164 Fix PR tree-optimization/19038
6165 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
6166 copies with loop variant ones.
6168 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
6170 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
6171 config/alpha/alpha-protos.h, config/alpha/alpha.h,
6172 config/alpha/alpha.md, config/alpha/predicates.md,
6173 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
6174 config/sparc/sol2.h: Update copyright.
6176 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
6177 first label to see if it is a nonlocal label.
6179 2005-01-22 David Edelsohn <edelsohn@gnu.org>
6180 Andrew Pinski <pinskia@physics.uc.edu>
6183 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
6184 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
6186 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6188 * config/rs6000/rtems.h: Update copyright.
6190 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6193 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
6194 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
6195 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
6197 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6200 * c-typeck.c (convert_arguments): Check for error_mark_node.
6202 2005-01-21 Ian Lance Taylor <ian@airs.com>
6204 PR tree-optimization/13000
6205 * tree-inline.c: Include "tree-flow.h".
6206 (expand_call_inline): If warn_return_type, warn if non-void inline
6207 function falls through.
6208 * tree-cfg.c (execute_warn_function_return): Don't warn about
6209 control reaching end if TREE_NO_WARNING is set. Set
6211 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
6213 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
6214 branch if we don't need one.
6215 * c-typeck.c: Include "tree-flow.h"
6216 (c_finish_bc_stmt): Don't add a goto if the current statement
6217 list doesn't fall through to the current point.
6219 2005-01-21 Roger Sayle <roger@eyesopen.com>
6221 PR rtl-optimization/576
6222 * real.c (real_arithmetic): Change return type from void to bool
6223 to return an indication that the result may be inexact.
6224 * real.h (real_arithmeric): Update prototype.
6225 * fold-const.c (const_binop): Don't constant fold floating
6226 point expressions when the user specifies -frounding-math and
6227 the result may depend upon the run-time rounding mode.
6228 (fold_convert_const_real_from_real): Clean-up.
6229 (fold_initializer): Ignore flag_rounding_math for initializers.
6230 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
6231 constant fold FP operations with flag_rounding_math if the
6232 result may depend upon the run-time rounding mode.
6234 2005-01-21 Tom Tromey <tromey@redhat.com>
6236 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
6238 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
6240 * tree-cfg.c: Fix comment typos.
6242 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
6244 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
6245 around the call to rest_of_handle_branch_target_load_optimize.
6247 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6249 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
6250 (sparc64-*-openbsd*): Likewise.
6251 (sparclite-*-elf*): Include tm-dwarf2.h.
6252 (sparc86x-*-elf*): Likewise.
6253 (sparc64-*-elf*): Likewise.
6254 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
6255 (DBX_DEBUGGING_INFO): Likewise.
6256 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
6257 (PREFERRED_DEBUGGING_TYPE): Likewise.
6258 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
6259 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
6260 (PREFERRED_DEBUGGING_TYPE): Likewise.
6261 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
6262 (PREFERRED_DEBUGGING_TYPE): Likewise.
6263 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
6265 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6268 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
6270 2005-01-20 Paul Brook <paul@codesourcery.com>
6272 * doc/rtl.texi: Document value extension requirements for CONST_INT.
6274 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6276 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
6277 label is first in a sequence of labels.
6279 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
6281 2005-01-20 Janis Johnson <janis187@us.ibm.com>
6282 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6284 * doc/sourcebuild.texi (Test Directives): New.
6286 2005-01-20 Roger Sayle <roger@eyesopen.com>
6288 * real.c (real_floor): Don't leave the result uninitialized when
6289 mode is VOIDMode, but return the unrounded intermediate value.
6290 (real_ceil): Likewise.
6292 2005-01-20 Paul Brook <paul@codesourcery.com>
6294 * config/arm/arm.md (insv): Use gen_int_mode.
6296 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6298 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
6299 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6300 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6301 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6302 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6304 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6307 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
6308 fbreg, so we have to assume we can't.
6309 (loc_descriptor_from_tree_1): Ditto.
6310 (containing_function_has_frame_base): New function.
6311 (add_location_or_const_value_attribute): Use it.
6312 Also try to generate a frame_base from a single element location
6315 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6317 PR tree-optimization/15349
6318 * timevar.def (TV_TREE_MERGE_PHI): New.
6319 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
6321 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
6322 calls to tree_forwarder_block_p.
6323 (remove_forwarder_block_with_phi, merge_phi_nodes,
6324 gate_merge_phi, pass_merge_phi): New.
6325 * tree-optimize.c (init_tree_optimization_passes): Add
6327 * tree-pass.h: Add an extern for pass_merge_phi;
6329 2005-01-20 Richard Henderson <rth@redhat.com>
6332 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
6333 (_mm_castps_pd, _mm_castps_si128): New.
6334 (_mm_castsi128_ps, _mm_castsi128_pd): New.
6336 2005-01-20 Richard Henderson <rth@redhat.com>
6339 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
6340 __builtin_ia32_vec_init_v2si.
6341 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
6342 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
6343 (ix86_init_mmx_sse_builtins): Create it.
6344 (ix86_expand_builtin): Expand it.
6345 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
6346 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
6347 (vec_extractv2si_0, vec_extractv2si_1): New.
6349 2005-01-20 Richard Henderson <rth@redhat.com>
6352 * config/i386/i386.c (ix86_expand_push): New.
6353 * config/i386/mmx.md (push<MMXMODE>1): New.
6354 * config/i386/sse.md (push<SSEMODE>1): New.
6355 * config/i386/i386-protos.h: Update.
6357 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6359 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
6362 2005-01-20 Richard Henderson <rth@redhat.com>
6364 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
6365 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
6367 2005-01-19 Richard Henderson <rth@redhat.com>
6370 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
6371 to V4SFmode in SSE1 fallback load path.
6373 2005-01-19 Richard Henderson <rth@redhat.com>
6375 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
6376 in QImode expansion to ix86_expand_vector_set.
6377 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
6379 2005-01-19 Richard Henderson <rth@redhat.com>
6382 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
6383 subclass of the input class.
6384 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
6385 Always true for cross-SSE1 classes. Rationalize conditionals.
6386 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
6387 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
6388 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
6389 (movdi_2): Add MMX/SSE zeros.
6390 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
6391 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
6392 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6393 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
6394 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
6395 (zero_extendsidi2_rex64_1): Remove.
6396 (MOV0 peephole): Check GENERAL_REG_P.
6398 2005-01-19 Richard Henderson <rth@redhat.com>
6401 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
6403 (ix86_expand_vector_extract): Likewise.
6405 2005-01-19 Richard Henderson <rth@redhat.com>
6408 * expr.c (emit_move_change_mode): New argument force; use
6409 simplify_gen_subreg if true.
6410 (emit_move_via_alt_mode): Merge into ...
6411 (emit_move_via_integer): ... here.
6412 (emit_move_ccmode): Use emit_move_change_mode directly.
6414 2005-01-19 Richard Henderson <rth@redhat.com>
6417 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
6418 (alpha_preferred_reload_class): Handle CONST_VECTOR.
6419 (alpha_emit_set_const_1): Add no_output parameter; don't emit
6421 (alpha_emit_set_const): Likewise. Make static.
6422 (alpha_emit_set_long_const): Make static.
6423 (alpha_extract_integer): Split out from alpha_expand_mov.
6424 (alpha_split_const_mov): Likewise.
6425 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
6426 (alpha_legitimate_constant_p): New.
6427 * config/alpha/alpha-protos.h: Update.
6428 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
6429 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
6430 * config/alpha/alpha.md (movsi): Add n alternative.
6431 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
6432 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
6433 (splitters for all of the above): Use alpha_split_const_mov.
6434 * config/alpha/predicates.md (non_add_const_operand): New.
6435 (non_zero_const_operand): New.
6436 (input_operand): Use alpha_legitimate_constant_p after reload.
6438 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6440 PR tree-optimization/19038
6441 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
6442 (add_candidate): Add ivs with increment in latch only if
6443 allow_ip_end_pos_p is true.
6444 (determine_iv_cost): Use empty_block_p.
6446 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
6448 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
6449 (compute_dominance_frontiers): Ditto.
6451 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
6454 * config/sh/t-rtems: New.
6455 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
6457 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6459 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
6460 the offset of the selected field.
6462 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
6464 * tree-cfg.c (remove_forwarder_block): Fix the check to
6465 prevent a nonlocal label from appearing in the middle of a
6468 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
6470 PR rtl-optimization/19462
6471 * reorg.c (find_end_label): Create return insn only if
6472 current_function_epilogue_delay_list is empty.
6474 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
6476 * doc/passes.texi: Remove paragraph mentioning new-ra.
6478 2005-01-19 Jakub Jelinek <jakub@redhat.com>
6480 PR rtl-optimization/15139
6481 * combine.c: Include params.h.
6482 (count_rtxs): New function.
6483 (record_value_for_reg): If replace_rtx would replace at least
6484 2 occurrences of REG in VALUE and TEM is really large, replace REG with
6485 (clobber (const_int 0)) instead of TEM.
6486 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
6487 * params.h (MAX_LAST_VALUE_RTL): New.
6488 * Makefile.in (combine.o): Depend on $(PARAMS_H).
6489 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
6492 * c-typeck.c (digest_init): Only call build_vector if all constructor
6493 elements are *_CST nodes.
6494 * gimplify.c (gimplify_init_constructor): Likewise.
6497 * c-typeck.c (digest_init): Only call build_vector if inside_init
6500 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6502 * toplev.c (init_asm_output): Remove dead #ifdef.
6504 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
6506 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
6508 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6510 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
6511 accessing DECL_FUNCTION_CODE.
6512 * dojump.c (do_jump): Likewise.
6513 * gimplify.c (gimplify_call_expr): Likewise.
6514 * predict.c (expr_expected_value): Likewise.
6515 (strip_builtin_expect): Likewise.
6516 * tree-inline.c (estimate_num_insns_1): Likewise.
6517 * tree-ssa-loop-im.c (stmt_cost): Likewise
6518 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
6519 (tree_expr_nonnegative_p): Likewise.
6521 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6523 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
6524 variant of the load_pcrel_sym pattern.
6525 * config/sparc/sparc.md (P macro): Move to the top.
6526 (load_pcrel_sym): Macroize using P.
6527 (save_register_window): Likewise.
6529 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
6531 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
6534 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
6537 * c-typeck.c (build_asm_expr): Strip nops off
6538 input memory operands.
6540 2005-01-18 David Edelsohn <edelsohn@gnu.org>
6542 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
6543 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
6544 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
6545 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
6547 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
6550 * config/i386/i386.c (override_options): If the 80387 is disabled,
6551 then do not return FP values using FP registers.
6553 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
6555 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
6556 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
6557 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
6558 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
6559 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
6560 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
6561 output.h, postreload-gcse.c, postreload.c, recog.c,
6562 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
6563 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
6564 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
6565 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
6566 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
6567 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
6568 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
6569 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
6571 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
6572 config/alpha/alpha.c, config/arm/vfp.md,
6573 config/i386/emmintrin.h, config/i386/i386-modes.def,
6574 config/i386/i386-protos.h, config/i386/i386.h,
6575 config/i386/pmmintrin.h, config/i386/ppro.md,
6576 config/i386/predicates.md, config/i386/xmmintrin.h,
6577 config/i860/i860.c, config/ia64/ia64-modes.def,
6578 config/ia64/ia64-protos.h, config/ia64/ia64.h,
6579 config/ia64/ia64.md, config/ia64/itanium1.md,
6580 config/ia64/itanium2.md, config/ia64/predicates.md,
6581 config/iq2000/iq2000.h, config/mips/linux64.h,
6582 config/rs6000/aix41.h, config/rs6000/aix43.h,
6583 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
6584 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6585 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
6586 config/sparc/linux64.h, config/sparc/litecoff.h,
6587 config/sparc/sp64-elf.h, config/sparc/sparc.c,
6588 config/sparc/sparc.h, config/sparc/sparc.md,
6589 config/sparc/sysv4-only.h: Update copyright.
6591 2005-01-18 Richard Henderson <rth@redhat.com>
6594 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
6596 2005-01-18 Marc Espie <espie@openbsd.org>
6597 * config/i386/openbsdelf.h: Typo.
6599 2005-01-18 Richard Henderson <rth@redhat.com>
6601 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
6602 special case for sse.
6603 * config/i386/predicates.md (sse_comparison_operator): Likewise.
6605 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
6607 * tree-inline.c (estimate_num_insns_1): Added cases for
6608 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
6610 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6612 PR rtl-optimization/19296
6613 * combine.c (simplify_comparison): Rewrite the condition under
6614 which a non-paradoxical SUBREG of a PLUS can be lifted when
6615 compared against a constant.
6617 2005-01-18 Andi Kleen <ak@muc.de>
6619 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
6620 * c.opt (-Wpointer-sign): Add.
6621 * doc/invoke.texi: (-Wpointer-sign): Add.
6623 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6625 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
6626 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
6627 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
6628 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
6629 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
6630 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
6631 for TARGET_MIX_SSE_I387.
6632 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
6633 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
6634 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
6635 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
6636 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
6637 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
6638 TARGET_MIX_SSE_I387.
6639 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
6642 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6645 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
6646 Add movaps alternative for xmm reg->reg move.
6648 2005-01-17 Jeff Law <law@redhat.com>
6650 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
6651 at the end of the main DOM loop rather than just before DOM exits.
6653 2005-01-17 Diego Novillo <dnovillo@redhat.com>
6655 PR tree-optimization/19121
6656 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
6657 adding aliases to a name tag, also add them to the pointer's
6659 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
6660 sensitive alias info at all. Only check that the two pointers
6661 have compatible pointed-to sets.
6662 * tree-ssa.c (verify_name_tags): Verify that the alias set of
6663 a pointer's type tag is a superset of the alias set of the
6666 2005-01-17 James E Wilson <wilson@specifixinc.com>
6669 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
6670 comment to document why.
6672 2005-01-17 Richard Henderson <rth@redhat.com>
6674 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
6675 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
6676 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
6677 sse2_vmsminv2df3_finite): New.
6678 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
6679 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
6680 Force op1 into register.
6682 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
6684 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
6685 bubblestrap from always rebuilding build directory.
6687 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
6689 * config/s390/s390.md ("*clc"): Remove incorrect '='.
6690 ("*cmpmem_short"): Likewise.
6692 2005-01-17 Steven Bosscher <stevenb@suse.de>
6694 * basic-block.h: Document BB_* flags.
6695 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
6696 use an sbitmap instead.
6697 * sched-rgn.c (compute_trg_info): Likewise.
6699 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
6701 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
6702 redundant target_cpu_default and extra_parts lines. Use the default
6704 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
6705 (SUBTARGET_EXTRA_SPECS): Delete.
6706 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
6707 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
6708 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
6709 and "n32" for -mabi=n32.
6711 2005-01-17 Ian Lance Taylor <ian@airs.com>
6714 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
6715 fold constant variables into initial values.
6717 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6719 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
6721 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
6722 through the statements backward.
6724 2005-01-17 Ian Lance Taylor <ian@airs.com>
6726 PR middle-end/13127:
6727 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
6728 a variable set to the return value of the inlined function.
6730 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
6732 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
6733 when modes are tieable.
6735 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
6737 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
6738 of pthread_create to find out if threads are enabled.
6739 * gthr-posix95.h (__gthread_active_p): Likewise.
6741 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6743 * common.opt (-fnew-ra): Remove.
6745 * toplev.h (flag_new_regalloc): Remove.
6746 * Makefile.in (ra*.*): Don't mention.
6747 * passes.c (rest_of_handle_new_regalloc): Remove.
6748 (rest_of_handle_combine, rest_of_compilation): Always consider
6749 flag_new_regalloc as false.
6750 * doc/invoke.texi: Don't document -fnew-ra.
6752 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6754 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
6755 last parameter to reg_scan.
6756 * loop.c (loop_optimize): Likewise.
6757 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
6758 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
6759 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6760 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6761 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
6762 * regclass.c (reg_scan): Likewise, for the declaration.
6763 * rtl.h (reg_scan): Likewise, for the prototype.
6765 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6767 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
6768 mark_dfs_back_edges.
6770 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
6772 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
6773 (compute_avail): Uses don't go in tmp_gen.
6775 2005-01-16 Steven Bosscher <stevenb@suse.de>
6777 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
6778 loop to look for a free slot in a page entry.
6780 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6783 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
6784 * toplev.c (compile_file): Call process_pending_assemble_output_defs
6785 just before targetm.asm_out.file_end.
6786 * tree.h (process_pending_assemble_output_defs): Declare.
6787 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
6789 (assemble_alias): Defer generation of assembly code for defines when
6790 TARGET_DEFERRED_OUTPUT_DEFS is true.
6791 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6792 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6793 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
6795 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6798 * pa.c (pa_scalar_mode_supported_p): New function.
6799 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6800 * pa.h (MIN_UNITS_PER_WORD): Add comment.
6802 * pa-protos.h (prefetch_operand): Delete.
6803 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
6804 * pa.c (prefetch_operand): Delete.
6805 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
6806 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
6807 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
6808 and prefetch_nocc_operand.
6809 * pa.md (prefetch): Rework to avoid reload problems handling short
6810 displacements when a cache control completer needs to be provided.
6811 (prefetch_32, prefetch_64): Delete.
6812 (prefetch_cc, prefetch_nocc): New patterns.
6814 2005-01-15 David Edelsohn <edelsohn@gnu.org>
6816 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
6818 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6821 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
6822 exceeds maximum alignment for global common data.
6823 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
6824 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
6826 2004-01-15 Roger Sayle <roger@eyesopen.com>
6828 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
6830 2004-01-15 Roger Sayle <roger@eyesopen.com>
6832 * harg-reg-set.h (reg_class_names): Prototype global array.
6833 * regclass.c (reg_class_names): Declare here and initialize to
6835 (dump_regclass): Remove local declaration of reg_class_names.
6836 (regclass): Likewise.
6837 * cfg.c (dump_flow_info): Likewise.
6838 * ra-debug.c (reg_class_names): Likewise.
6839 * regrename.c (reg_class_names): Likewise.
6840 * reload.c (reg_class_names): Likewise.
6841 * reload1.c (spill_failure): Likewise.
6842 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
6844 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
6846 * config/s390/s390.md ("reload_outti"): Remove predicate for
6847 output operand. Abort if operand is not a MEM.
6848 ("reload_outdi", "reload_outdf"): Likewise.
6850 2005-01-15 Marc Espie <espie@openbsd.org>
6852 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
6853 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
6854 * config/openbsd.h: Fix C++ includes for native configurations.
6855 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
6856 Add trampoline support.
6857 * config/i386/openbsdelf.h: New.
6859 2005-01-15 Marc Espie <espie@openbsd.org>
6861 * collect2.c (main): Explicitly parse -dynamic-linker option.
6863 2005-01-15 Jakub Jelinek <jakub@redhat.com>
6865 PR tree-optimization/19060
6866 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
6867 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
6868 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
6869 and handle extract_range_from_cond returning false.
6870 * fold-const.c (fold): Optimize comparisons with min/max even for
6871 width > HOST_BITS_PER_WIDE_INT.
6873 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
6875 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
6876 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
6877 Remove little endian multilib variants.
6878 Add mips32 multilib variant.
6880 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
6882 * explow.c (copy_all_reg, stabilize): Remove.
6883 * expr.h: Remove the corresponding prototypes.
6885 * rtlanal.c (regs_set_between_p): Remove.
6886 * rtl.h: Remove the corresponding prototype.
6888 2005-01-14 David Edelsohn <edelsohn@gnu.org>
6890 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
6891 to rs6000_nonimmediate_operand.
6892 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
6893 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
6894 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
6895 rs6000_nonimmediate_operand.
6896 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
6897 rs6000_nonimmediate_operand.
6899 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
6901 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
6903 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6905 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
6907 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
6908 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
6910 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
6911 (rs6k_nonimmediate_operand): New.
6912 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
6914 (legitimate_lo_sum_address_p): Same.
6915 (rs6000_legitimize_address): Same.
6916 (rs6000_legitimize_reload_address): Same.
6917 (rs6000_legitimate_address): Same.
6918 (spe_build_register_parallel): Pass DF and DC modes in a DI
6921 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
6922 to rs6k_nonimmediate_operand.
6924 * config/rs6000/spe.md ("*frob_df_di"): New.
6925 ("*frob_di_df"): New.
6926 ("*frob_di_df_2"): New.
6927 ("*mov_sidf_e500_subreg0"): New.
6928 ("*mov_sidf_e500_subreg4"): New.
6929 ("*movdf_e500_double"): Change predicate to
6930 rs6k_nonimmediate_operand.
6932 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6934 * postreload.c (move2add_note_store): Only call
6935 trunc_int_for_mode on scalar integers.
6937 2005-01-14 Steven Bosscher <stevenb@suse.de>
6939 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
6940 replace BB_VISITED uses.
6941 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6942 (propagate_necessity): Check the bitmap instead of BB_VISITED.
6943 (tree_dce_done): Free visited_control_parents.
6944 (perform_tree_ssa_dce): Allocate and clear it.
6945 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
6946 (compute_antic): Iterate from here using a DFS. Use an sbitmap
6947 instead of BB_VISITED.
6949 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
6951 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
6952 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
6953 Remove unused prototypes.
6955 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6957 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
6958 64-bit register usage.
6959 (spe_func_has_64bit_regs_p): Add FIXME note.
6961 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6963 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
6964 flag_finite_math_only with flag_unsafe_math_optimizations.
6966 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
6968 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
6970 (__tpf_eh_return): Copy TPF private stack area from the module
6971 boundary stack frame. Add check for when module addresses are
6972 equal, but no stub address is found.
6974 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
6977 * arm.h (struct machine_function): Add call_via field.
6978 (thumb_call_via_label): Declare.
6979 * arm.c (thumb_call_via_label): New variable.
6980 (thumb_call_reg_needed): New variable.
6981 (arm_output_function_epilogue): For Thumb code, output any per-function
6982 call-indirect trampolines.
6983 (thumb_call_via_reg): New function.
6984 (arm_file_end): New function.
6985 (TARGET_ASM_FILE_END): Call arm_file_end.
6986 (aof_file_end): Likewise.
6987 * arm-protos.h (thumb_call_via_reg): Declare.
6988 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
6989 thumb_call_via_reg in normal case.
6991 2005-01-14 Jakub Jelinek <jakub@redhat.com>
6994 PR rtl-optimization/19348
6995 * recog.c (peephole2_optimize): Do global life update if some peephole
6996 decides it doesn't need at least one of its inputs and that change
6997 influences liveness at the start of the basic block.
6999 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
7000 arguments instead of 1.
7002 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
7005 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
7006 zero for nested functions needing a static chain or functions
7007 with a non-constant address.
7009 2005-01-13 Roger Sayle <roger@eyesopen.com>
7011 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
7012 (and (sign_extend X) C) into (zero_extend (and X C)).
7014 2005-01-13 David O'Brien <obrien@FreeBSD.org>
7016 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
7018 2005-01-13 Richard Henderson <rth@redhat.com>
7023 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
7024 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
7025 not just TARGET_SSE.
7026 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
7027 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
7028 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
7029 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
7030 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
7031 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
7032 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
7033 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
7034 (movdicc_c_rex64): Rename with '*'.
7035 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
7036 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
7037 (movsfcc_1_387): Rename from movsfcc_1.
7038 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
7039 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
7040 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
7041 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
7042 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
7043 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
7044 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
7045 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
7046 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
7047 sse_movdfcc_const0_4): Remove.
7048 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
7049 recognize min/max early. Update for changed sse cmove patterns.
7050 (ix86_split_sse_movcc): New.
7051 * config/i386/i386-protos.h: Update.
7053 2005-01-13 Steven Bosscher <stevenb@suse.de>
7055 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
7056 (fix_stmt_v_may_defs): Likewise.
7058 2005-01-13 Richard Henderson <rth@redhat.com>
7060 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
7061 for converting the mask.
7063 2005-01-13 David Edelsohn <edelsohn@gnu.org>
7065 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
7068 2005-01-13 Richard Henderson <rth@redhat.com>
7070 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
7071 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
7072 IX86_BUILTIN_MOVDQ2Q): Remove.
7073 (IX86_BUILTIN_VEC_EXT_V4SI): New.
7074 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
7075 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
7077 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
7078 (sse2_pextrw): Fix immediate constraint.
7079 (sse2_loadq, sse2_loadq_rex64): Remove.
7080 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
7081 Use __builtin_ia32_vec_ext_<size>.
7082 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
7084 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
7086 * function.c (assign_parm_setup_block): Look inside original
7087 entry_parm when inspecting PARALLEL.
7089 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7090 Joel Sherrill <joel@oarcorp.com>
7093 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
7094 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
7095 rtems_gxx_recursive_mutex_init.
7096 (__gthread_recursive_mutex_lock): New function.
7097 (__gthread_recursive_mutex_trylock): Likewise.
7098 (__gthread_recursive_mutex_unlock): Likewise.
7100 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7102 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
7104 2005-01-13 Jan Beulich <jbeulich@novell.com>
7106 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
7107 (ashrti3_internal): Indicate output is early clobber. Generate result
7108 into output rather than first input. Use move for low word of output
7109 if shift count is exactly 64.
7110 (lshrti3_internal): Likewise.
7112 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
7116 * reload1.c (delete_output_reload): Don't delete an output reload
7117 if the pseudo lives longer than a single basic block. Adjust and
7118 improve wording of comment.
7120 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
7123 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
7124 of TYPE_SIZE where we mean the number of bytes.
7126 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
7128 * function.c (assign_parm_setup_block): Relax condition on
7129 multi-register optimization.
7131 2005-01-12 Nick Clifton <nickc@redhat.com>
7133 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
7134 an "in_delay_slot" attribute of "no" to prevent them being used in
7135 delay slots. This is forbidden because they might generate
7138 2005-01-12 Alan Modra <amodra@bigpond.net.au>
7141 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
7144 2005-01-12 Nick Clifton <nickc@redhat.com>
7146 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
7147 passed on to GAS) but do not define, as GAS no longer supports or
7148 needs the -m2000 option.
7150 2005-01-11 Roger Sayle <roger@eyesopen.com>
7152 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
7153 type as args of unprototyped builtins aren't automatically promoted.
7154 (fold_builtin_abs): Likewise.
7156 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7158 * Makefile.in: Set a `build-warn' variable.
7160 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7162 PR tree-optimization/17949
7163 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
7164 (find_interesting_uses_address): Use it.
7166 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
7168 * regrename.c (kill_value): Handle subreg's that won't simplify.
7170 2005-01-11 Richard Henderson <rth@redhat.com>
7173 * config/i386/i386.h (enum ix86_builtins): Move ...
7174 * config/i386/i386.c: ... here.
7175 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
7176 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
7177 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
7178 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
7179 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
7180 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
7181 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
7182 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
7183 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
7184 IX86_BUILTIN_LOADDDUP): Remove.
7185 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
7186 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
7187 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
7188 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
7189 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
7190 (ix86_init_builtins): Make static.
7191 (ix86_init_mmx_sse_builtins): Update for changed builtins.
7192 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
7193 if all the modes match. Otherwise, fake it.
7194 (get_element_number, ix86_expand_vec_init_builtin,
7195 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
7196 (ix86_expand_builtin): Make static. Update for changed builtins.
7197 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
7198 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
7199 (ix86_expand_vector_init_duplicate): New.
7200 (ix86_expand_vector_init_low_nonzero): New.
7201 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
7202 Split out from ix86_expand_vector_init; handle integer modes.
7203 (ix86_expand_vector_init): Use them.
7204 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
7205 * config/i386/i386-protos.h: Update.
7206 * config/i386/predicates.md (reg_or_0_operand): New.
7207 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
7208 (movv2sf_internal): Likewise. And a splitter to match them all.
7209 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
7210 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
7211 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
7212 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
7213 (mmx_pinsrw): Fix operand ordering.
7214 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
7215 rather than sse_loadss expander.
7216 (movv2df splitter): Similarly.
7217 (sse_loadss, sse_loadlss): Remove.
7218 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
7219 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
7220 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
7221 (sse3_movddup): Rename with '*'.
7222 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
7223 (sse2_loadsd): Remove.
7224 (vec_dupv2df_sse3): Rename from sse3_loadddup.
7225 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
7226 (sse2_pinsrw): Fix argument ordering.
7227 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
7228 (sse2_stored): Remove 'r' destination.
7229 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
7230 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
7231 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
7232 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
7233 vec_extractv16qi, vec_initv16qi): New.
7235 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
7236 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
7237 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
7239 (_mm_load_pd, _mm_store_pd): Use plain dereference.
7240 (_mm_load_si128, _mm_store_si128): Likewise.
7241 (_mm_load1_pd): Use _mm_set1_pd.
7242 (_mm_load_sd): Use _mm_set_sd.
7243 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
7244 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
7245 (_mm_set_epi64): Use _mm_set_epi64x.
7246 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
7247 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
7248 _mm_setr_epi8): Use _mm_set_foo form.
7249 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
7250 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
7251 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
7252 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
7253 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
7254 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
7255 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
7256 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
7257 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
7258 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
7259 (_mm_movedup_pd): Use _mm_shuffle_pd.
7260 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
7261 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
7262 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
7263 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
7265 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
7266 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
7267 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
7268 (_mm_store_ps): Use raw dereference.
7269 (_mm_store1_ps): Use _mm_storeu_ps.
7270 (_mm_storer_ps): Use _mm_store_ps.
7271 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
7272 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
7274 2005-01-11 Stan Shebs <shebs@apple.com>
7276 * config/rs6000/rs6000.c (machopic_output_stub): Issue
7277 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
7279 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
7282 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
7283 Skip all DECLs except for FIELD_DECLs.
7285 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7287 * config/s390/s390.c (override_options): Return error if
7288 -mbackchain, -mpacked-stack and -mhard-float are used together.
7289 (s390_va_start): Remove the backchain && packed-stack special case.
7290 (s390_gimplify_va_arg): Likewise.
7291 * doc/invoke.texi: Remove the ABI incompatibility note.
7293 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7295 * config/s390/s390.c (struct s390_frame_layout): Remove
7297 (s390_frame_info, s390_emit_prologue): Replace occurrences of
7298 save_backchain_p with TARGET_BACKCHAIN.
7300 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7303 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
7304 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
7305 * function.c (locate_and_pad_parm): Set new field.
7306 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
7307 Tweak where_pad test to include "none". Always set mem align for
7309 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
7310 not sufficient for type.
7311 (assign_parm_setup_block): If stack_parm is zero on entry, always
7312 make a new stack local. Block move old stack parm if necessary
7313 to new aligned stack local.
7314 (assign_parm_setup_stack): Use a block move to handle
7315 potentially misaligned entry_parm.
7316 (assign_parms_unsplit_complex): Specify required alignment when
7317 creating stack local.
7318 * calls.c (compute_argument_addresses): Override alignment of stack
7319 arg calculated from its type with the alignment given by
7320 FUNCTION_ARG_BOUNDARY.
7321 (store_one_arg): Likewise.
7323 2005-01-11 Jan Beulich <jbeulich@novell.com>
7325 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
7326 Change respective itanium_class attribute to ialu.
7327 (shladdp4_internal): New.
7328 * config/ia64/predicates.md (shladd_log2_operand): New.
7330 2005-01-11 Richard Henderson <rth@redhat.com>
7332 * expr.c (store_constructor): Use rtvec_alloc instead of
7333 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
7335 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
7337 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
7339 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7341 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
7342 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
7343 (TARGET_RWRELOC): Define.
7344 (ia64_rwreloc_section_type_flags): Delete.
7345 (ia64_section_type_flags): New function.
7346 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
7347 (TARGET_RWRELOC): Define.
7349 2005-01-10 David Mosberger <davidm@hpl.hp.com>
7352 * config/ia64/ia64.c (process_set): For alloc insn, only call
7353 process_epilogue is !frame_pointer_needed.
7355 2005-01-10 Roger Sayle <roger@eyesopen.com>
7358 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
7359 unary operator and can't be treated as a binary/comparison operator.
7361 2005-01-10 Richard Henderson <rth@redhat.com>
7363 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
7364 (ix86_return_in_memory): Likewise.
7365 (function_arg_advance): Likewise. Mirror structure in function_arg
7366 for choosing register to advance.
7368 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
7370 * tree-vectorizer.c, tree.def: Fix comment typos.
7372 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
7374 * config/s390/s390.c (struct processor_costs): 4 new fields:
7375 ddbr, ddr, debr, der.
7376 (s390_rtx_costs): More precise handling of divide instructions.
7378 2005-01-10 David Edelsohn <edelsohn@gnu.org>
7380 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
7382 2005-01-10 Jan Beulich <jbeulich@novell.com>
7384 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
7385 names resulting from -ffunction-sections/-fdata-sections and linkonce
7387 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
7388 based on the section name. Rearrange the section name comparison logic
7389 slightly so that each section name is compared against at most once.
7391 2005-01-10 Ben Elliston <bje@au.ibm.com>
7393 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
7394 targets for which -fPIC reduces limitations on the GOT size.
7396 2005-01-09 Falk Hueffner <falk@debian.org>
7398 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
7401 2005-01-09 David Edelsohn <edelsohn@gnu.org>
7404 * collect2.c (main): Set aixrtl_flag for -brtl option.
7405 (resolve_lib_name): Search for .so file extension before .a
7408 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
7410 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
7411 (vect_analyze_data_refs_alignment): Add dump prints.
7413 2005-01-09 Ira Rosen <irar@il.ibm.com>
7415 * tree-vectorizer.c (vect_analyze_offset_expr): Use
7416 expr_invariant_in_loop_p.
7417 Initialize outputs first thing in the function.
7418 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
7419 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
7420 (vect_analyze_pointer_ref_access): Check that the initial condition of
7421 the access function is loop invariant.
7423 2005-01-09 Richard Henderson <rth@redhat.com>
7425 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
7426 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
7427 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
7428 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
7429 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
7430 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
7431 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
7432 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
7433 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
7434 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
7435 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
7436 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
7437 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
7438 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
7439 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
7440 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
7441 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
7442 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
7443 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
7444 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
7445 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
7446 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
7447 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
7449 (mmx_clrdi, pavgusb): Remove.
7450 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
7451 with leading sse_ prefix.
7452 * config/i386/sse.md: Receive them.
7453 * config/i386/mmx.md: New file.
7454 (MMXMODE12, MMXMODE24, mmxvecsize): New.
7455 (subrv2sf3): Turn into expander for normal subtraction.
7456 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
7457 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
7458 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
7459 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
7460 commutative; use ix86_binary_operator_ok.
7461 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
7462 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
7463 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
7464 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
7465 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
7466 Macroize from existing patterns; use ix86_binary_operator_ok.
7467 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
7468 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
7469 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
7470 with vec_select+vec_concat.
7471 (mmx_pshufw, mmx_pshufw_1): Likewise.
7472 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
7473 (mmx_uavgv4hi3): Model correctly.
7474 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
7475 _mm_xor_si64): Remove casts.
7477 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7479 PR tree-optimization/19224
7480 * tree-scalar-evolution.c (get_instantiated_value,
7481 set_instantiated_value): New functions.
7482 (instantiate_parameters_1): Cache the results.
7483 (instantiate_parameters, resolve_mixers): Initialize and free
7486 2005-01-08 David Edelsohn <edelsohn@gnu.org>
7488 * config/i386/i386.md (addhi_4): Correct reference in comment.
7491 2005-01-08 Richard Henderson <rth@redhat.com>
7493 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
7494 (_mm_cvtsi128_si64x): Likewise.
7495 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
7496 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
7497 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
7498 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
7499 * config/i386/i386-protos.h: Update.
7500 * config/i386/i386.c (print_operand): Add 'H'.
7501 (ix86_fixup_binary_operands): Split out from ...
7502 (ix86_expand_binary_operator): ... here.
7503 (ix86_fixup_binary_operands_no_copy): New.
7504 (ix86_expand_fp_absneg_operator): Handle vector mode results.
7505 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
7506 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
7507 (safe_vector_operand): Use CONST0_RTX.
7508 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
7509 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
7510 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
7511 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
7513 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
7514 (IX86_BUILTIN_CMPNGESS): New.
7515 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
7516 (attr type): Add sselog1.
7517 (attr unit, attr memory): Handle it.
7518 (movti, movti_internal, movti_rex64): Move near other integer moves.
7519 (movtf, movtf_internal): Move near other fp moves.
7520 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
7521 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
7522 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
7523 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
7524 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
7525 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
7526 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
7527 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
7528 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
7529 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
7530 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
7531 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
7532 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
7533 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
7534 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
7535 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
7536 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
7537 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
7538 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
7539 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
7540 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
7541 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
7542 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
7543 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
7544 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
7545 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
7546 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
7547 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
7548 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
7549 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
7550 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
7551 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
7552 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
7553 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
7554 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
7555 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
7556 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
7557 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
7558 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
7559 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
7560 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
7561 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
7562 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
7563 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
7565 (SSEPUSH, push<SSEPUSH>): Remove.
7566 (MMXPUSH, push<MMXPUSH>): Remove.
7567 (sse_movaps, sse_movaps_1, sse_movups): Remove.
7568 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
7569 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
7570 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
7571 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
7572 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
7573 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
7574 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
7575 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
7576 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
7577 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
7578 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
7579 (ppro_sse_log_V4SF): Handle sselog1.
7580 * config/i386/predicates.md (const_0_to_1_operand): New.
7581 (const_0_to_255_mul_8_operand): New.
7582 (const_1_to_31_operand): Rename from const_int_1_31_operand.
7583 (const_2_to_3_operand, const_4_to_7_operand): New.
7584 * config/i386/sse.md: New file.
7585 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
7586 (sse_movups): Rename from sse_movups_1.
7587 (sse_loadlss): Rename from sse_loadss_1.
7588 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
7590 (negv4sf2): Use ix86_expand_fp_absneg_operator.
7591 (absv4sf2, negv2df, absv2df): New.
7592 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
7593 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
7594 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
7595 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
7596 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
7597 (sse3_addsubv4sf3): Model correctly.
7598 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
7599 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
7600 (sse_movhlps): Model with vec_select+vec_concat.
7601 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
7602 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
7603 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
7604 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
7605 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
7606 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
7607 sse2_pshufhw_1): Likewise.
7608 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
7609 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
7610 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
7611 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
7612 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
7613 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
7614 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
7615 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
7616 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
7617 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
7618 sminv8hi3): Mark commutative
7619 operands. Use ix86_binary_operator_ok.
7620 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
7621 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
7622 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
7623 sse2_punpcklqdq): Allow operand2 in memory.
7624 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
7625 sse2_movsd): Add memory alternatives.
7626 (sse_storelps): Turn expander into an insn; split after reload.
7627 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
7628 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
7630 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7632 * configure.ac (DWARF-2 debug_line): Use objdump.
7633 * configure: Regenerate.
7635 2005-01-08 Jeff Law <law@redhat.com>
7636 Diego Novillo <dnovillo@redhat.com>
7638 PR tree-optimization/18241
7639 * tree-nrv.c (tree_nrv): Ignore volatile return values.
7640 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
7641 statements with volatile operands.
7642 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
7643 operands after marking a statement with has_volatile_ops.
7645 2005-01-08 Roger Sayle <roger@eyesopen.com>
7647 * tree.c (int_fits_type_p): Always honor integer constant
7648 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
7650 2005-01-08 Roger Sayle <roger@eyesopen.com>
7652 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
7653 the latent bug in rtl_delete_block has been resolved.
7655 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7657 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
7658 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
7660 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7662 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
7663 library as @multilib_dir@/$(SHLIB_SONAME).
7665 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7667 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
7668 * configure: Regenerate.
7670 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7672 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
7675 2005-01-07 David Edelsohn <edelsohn@gnu.org>
7678 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7679 Convert non-word aligned offset address using ld/std into
7682 2005-01-07 Richard Henderson <rth@redhat.com>
7684 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
7686 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
7688 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
7690 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7692 PR tree-optimization/19283
7693 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
7694 is not shorter than the original type.
7696 PR rtl-optimization/19012
7697 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
7699 PR rtl-optimization/18861
7700 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
7701 (FULL_STATE): Define.
7702 (mark_tablejump_edge): New function.
7703 (purge_dead_tablejump_edges): New function.
7704 (find_bb_boundaries): Use it.
7706 PR tree-optimization/18828
7707 * builtins.c (expand_builtin_next_arg): Remove argument and all
7708 the argument checking.
7709 (expand_builtin): Adjust caller.
7710 (expand_builtin_va_start): Likewise. Remove error for too many
7712 (fold_builtin_next_arg): Issue error for too many arguments.
7713 After checking arguments, replace them with magic arguments that
7714 prevent further checking of the args.
7716 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7718 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
7720 2005-01-06 Roger Sayle <roger@eyesopen.com>
7723 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
7724 and %{.S:...} (and their negative variants) to test whether the
7725 input file is assembler or pre-processed-assembler independent of
7726 the actual filename extension.
7728 2005-01-06 Roger Sayle <roger@eyesopen.com>
7730 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
7731 of sign or zero extended values.
7733 2005-01-06 Geoffrey Keating <geoffk@apple.com>
7735 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
7736 for IBM long double format correctly.
7738 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
7740 Fix PR tree-optimization/18792
7742 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
7743 to first_loop_depth, and use loop depth instead of loop number.
7744 (build_classic_dir_vector): Ditto.
7745 (compute_data_dependences_for_loop): Use depth, not loop number.
7746 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
7747 number. Pass in loops, instead of loop numbers.
7748 (gather_interchange_stats): Ditto.
7749 (linear_transform_loops): Ditto.
7751 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
7754 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
7755 biv_fits_mode_p, extension_within_bounds_p): New functions.
7756 (check_ext_dependent_givs): Use them.
7758 2005-01-06 Roger Sayle <roger@eyesopen.com>
7760 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
7761 more than one barrier, in which case we should delete them all.
7763 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
7765 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
7767 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
7769 Fix PR middle-end/19286
7771 * dwarf2out.c (gen_subprogram_die): If we've already tried to
7772 output this subprogram, simply ignore this attempt to do it again.
7773 (add_abstract_origin_attribute): Don't abort trying to add the abstract
7774 origin attribute if it's not possible.
7775 (gen_block_die): Don't ignore subblocks of "unused" blocks.
7776 (decls_for_scope): Ditto.
7777 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
7778 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
7780 2005-01-05 Richard Henderson <rth@redhat.com>
7783 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
7784 (bdesc_2arg): Use it.
7785 (ix86_expand_binop_builtin): Force operands into registers
7787 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
7788 ix86_expand_sse_compare, ix86_expand_sse_comi,
7789 ix86_expand_builtin): Likewise.
7791 2005-01-05 Richard Henderson <rth@redhat.com>
7793 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
7795 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
7796 (mulv4hi3): Set itanium_class mmmul.
7797 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
7798 (fpack): Rename from fpack_sfsf.
7800 2005-01-05 Richard Henderson <rth@redhat.com>
7803 * reload1.c (do_input_reload): Restrict the optimization deleteing
7804 a previous output reload to RELOAD_FOR_INPUT.
7806 2005-01-05 Steven Bosscher <stevenb@suse.de>
7808 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
7809 comment that we fall through after case.
7810 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
7811 (distribute_links): Likewise.
7812 * cse.c (cse_insn): Likewise.
7813 * cselib.c (cselib_invalidate_mem): Likewise.
7814 * df.c: Update comments at the top of the file.
7815 (read_modify_subreg_p): Update comments here too.
7816 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
7817 * flow.c (mark_set_1): Likewise.
7818 (mark_used_regs): Likewise.
7819 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7820 (canon_list_insert): Likewise.
7821 (mark_set): Likewise.
7822 (try_replace_reg): Likewise.
7823 (store_killed_in_insn): Likewise.
7824 * loop.c (count_one_set): Likewise.
7825 (basic_induction_var): Likewise.
7826 * postreload-gcse.c (find_mem_conflicts): Likewise.
7827 * postreload.c (reload_combine_note_store): Likewise.
7828 (move2add_note_store): Likewise.
7829 * reload.c (find_equiv_reg): Likewise.
7830 (mark_referenced_resources): Likewise.
7831 * rtlanal.c (set_noop_p): Likewise.
7832 (note_stores): Likewise.
7833 (note_uses): Likewise.
7834 * sched-deps.c (sched_analyze_1): Likewise.
7835 * sched-rgn.c (check_live_1): Likewise.
7836 (update_live_1): Likewise.
7837 * config/i860/i860.c: Likewise.
7839 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
7841 (ZERO_EXTRACT): Mention that this one can be an lvalue.
7843 * doc/rtl.texi: Update documentation for bit-fields and SET.
7845 2005-01-05 Roger Sayle <roger@eyesopen.com>
7847 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
7849 2005-01-05 Jan Hubicka <jh@suse.cz>
7850 Richard Henderson <rth@redhat.com>
7853 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
7856 2005-01-05 Richard Henderson <rth@redhat.com>
7859 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
7860 (sse_shufps): Change operand 3 to const_int_operand.
7861 (sse2_storelps): Fix typo in template.
7862 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
7863 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
7864 (ix86_expand_builtin): Likewise.
7866 2005-01-05 Julian Brown <julian@codesourcery.com>
7868 * config/arm/arm.c (arm_return_in_memory): Treat complex types
7869 as aggregates for AAPCS ABIs.
7871 2005-01-05 Stan Shebs <shebs@apple.com>
7873 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
7874 Mach-O getters if ppc64.
7875 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
7877 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7878 signed four-byte field for global code case.
7879 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
7881 2005-01-05 Roger Sayle <roger@eyesopen.com>
7884 * c-common.c: Include real.h.
7885 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
7886 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
7887 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
7888 * Makefile.in (c-common.o): Update dependencies.
7890 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7892 * c-parse.in (asm_string): Add trailing semicolon.
7894 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7896 * c-parse.in (asm_string): New. Don't allow wide strings in
7898 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
7899 asm_string instead of STRING.
7901 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7903 * c-typeck.c (constructor_no_implicit): Remove.
7904 (set_designator, process_init_element): Don't check
7905 constructor_no_implicit.
7907 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
7908 Kaz Kojima <kkojima@gcc.gnu.org>
7911 * lcm.c (create_pre_exit): New.
7912 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
7913 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
7915 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7917 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
7918 -msoft-float in target_float_switch.
7919 * arm.c (arm_override_options): Fix processing of target_float_switch.
7921 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7923 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
7926 2004-01-05 Uros Bizjak <uros@kss-loka.si>
7928 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
7929 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
7931 2005-01-04 Roger Sayle <roger@eyesopen.com>
7933 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
7934 if deleting the then-block allows the test-block to fallthru to the
7937 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
7940 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
7941 after the full declaration if the are in two different TUs.
7943 2005-01-04 Richard Henderson <rth@redhat.com>
7946 * tree-sra.c (generate_one_element_init): Just
7947 call gimplify_and_add.
7948 (generate_element_init): Record the
7949 new referenced variables and mark them for renaming
7950 and split out to ...
7951 (generate_element_init_1): This.
7952 (scalarize_init): Don't call push_gimplify_context/
7953 pop_gimplify_context.
7955 2005-01-04 Geoffrey Keating <geoffk@apple.com>
7957 * toplev.c (get_src_pwd): Handle failure of getpwd().
7959 2005-01-04 Roger Sayle <roger@eyesopen.com>
7961 * fold-const.c (fold_single_bit_test): Delete unreachable handling
7963 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
7964 all the cases handled by it are inverted by invert_truthvalue.
7966 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7968 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
7969 (save_register_windowsi): Likewise.
7971 2005-01-04 Richard Henderson <rth@redhat.com>
7973 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
7975 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7978 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
7979 any simplifications of vector mode comparison operators.
7980 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
7982 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
7983 Devang Patel <dpatel@apple.com>
7985 PR tree-optimization/18308
7986 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
7987 the operands before creating a new expression.
7988 * dojump.c (do_jump): Make drop_through_label available
7989 for all cases. Add expansion of COND_EXPR.
7991 2005-01-04 Ira Rosen <irar@il.ibm.com>
7993 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
7994 INTEGER_CST instead of TREE_CONSTANT.
7995 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7996 instead of TREE_CONSTANT.
7997 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7998 instead of TREE_CONSTANT.
8000 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8002 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
8004 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8007 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
8008 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
8010 2005-01-03 Richard Henderson <rth@redhat.com>
8012 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
8013 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
8014 fold_convert_const_real_from_real): Split out from ...
8015 (fold_convert_const): ... here.
8017 2005-01-03 Richard Henderson <rth@redhat.com>
8020 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
8021 (mov<MMXMODEI>_internal): Likewise.
8022 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
8023 Add V2SF case; use it for SSE1; don't use TI.
8024 (movdf_integer): Likewise.
8025 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
8027 2005-01-03 Ira Rosen <irar@il.ibm.com>
8029 * tree-vectorizer.c (vect_strip_conversions): New function.
8030 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
8031 check for binary class.
8033 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
8037 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
8039 * gimple-low.c (mark_blocks_with_used_vars): New function.
8040 (mark_blocks_with_used_subblocks): Ditto.
8041 (mark_used_blocks): Ditto.
8042 (pass_mark_used_blocks): New pass.
8043 * tree-inline.c: Include debug.h.
8044 (expand_call_inline): Call outlining_inline_function here.
8045 * tree-optimize.c (init_tree_optimization_passes): Add
8046 pass_mark_used_blocks.
8047 * tree-pass.h (pass_mark_used_blocks): New.
8048 * Makefile.in (tree-inline.o): Add debug.h dependency.
8050 2005-01-03 Geoffrey Keating <geoffk@apple.com>
8052 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
8053 VAR_DECLs to have weak_import attribute.
8055 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
8058 2004-01-03 Steven Bosscher <stevenb@suse.de>
8060 * passes.c (rest_of_compilation): Don't run regmove if only
8061 flag_expensive_optimizations, require flag_regmove instead.
8063 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8065 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
8067 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
8068 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8069 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
8070 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8072 2005-01-03 Richard Henderson <rth@redhat.com>
8074 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
8075 (ia64_const_ok_for_letter_p): New.
8076 (ia64_const_double_ok_for_letter_p): New.
8077 (ia64_extra_constraint): New.
8078 (ia64_expand_vecint_compare): New.
8079 (ia64_expand_vcondu_v2si): New.
8080 (ia64_expand_vecint_cmov): New.
8081 (ia64_expand_vecint_minmax): New.
8082 (ia64_print_operand): Add 'v'.
8083 (ia64_preferred_reload_class): New.
8084 (ia64_vector_mode_supported_p): New.
8085 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
8086 (PREFERRED_RELOAD_CLASS): Move to function.
8087 (CONST_OK_FOR_LETTER_P): Move to function.
8088 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
8089 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
8090 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
8091 (EXTRA_CONSTRAINT): Move to function.
8092 * config/ia64/ia64.md: Include vect.md.
8093 (itanium_class): Add mmalua.
8095 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
8097 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
8098 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
8100 (const_int_2bit_operand): New.
8101 (fr_reg_or_0_operand): New.
8102 * config/ia64/ia64-modes.def: Add vector modes.
8103 * config/ia64/ia64-protos.h: Update.
8104 * config/ia64/vect.md: New file.
8106 2005-01-03 Richard Henderson <rth@redhat.com>
8108 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
8110 2005-01-03 Uros Bizjak <uros@kss-loka.si>
8113 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
8115 (log1pdf2): Change mode of operands[0,1] to DFmode.
8117 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8119 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
8120 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
8121 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
8122 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
8123 SPARC_RELAXED_ORDERING.
8125 2005-01-03 Richard Henderson <rth@redhat.com>
8126 Uros Bizjak <uros@kss-loka.si>
8129 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
8130 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
8131 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
8133 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
8134 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
8135 const_pow2_1_to_128_operand): New predicates.
8137 2005-01-02 Greg McGary <greg@mcgary.org>
8139 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
8141 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
8142 object. [ptr_type]: Remove unused variable.
8143 Remember nearest addressable array-element or record-component
8144 when checking bitfield components. Tolerate empty BIND_EXPR.
8146 2005-01-01 Richard Henderson <rth@redhat.com>
8148 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
8149 that don't narrow the value. Fail for other conversions.
8151 2005-01-01 Richard Henderson <rth@redhat.com>
8154 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
8155 * c-lang.c (finish_file): Don't do it here.
8156 * objc/objc-act.c (objc_finish_file): Likewise.
8158 * cgraph.c (decl_assembler_name_equal): New.
8159 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
8160 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
8161 * cgraph.h (struct cgraph_varpool_node): Add next.
8162 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
8163 * varasm.c (assemble_alias): Mark the target as needed.
8165 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
8168 * function.c (get_arg_pointer_save_area): Use entry_of_function
8169 instead of get_insns.
8171 2005-01-01 Roger Sayle <roger@eyesopen.com>
8172 Andrew Pinski <pinskia@physics.uc.edu>
8173 James E. Wilson <wilson@specifixinc.com>
8175 PR rtl-optimization/12092
8176 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
8179 2005-01-01 Roger Sayle <roger@eyesopen.com>
8180 Olivier Hainque <hainque@act-europe.fr>
8182 * tree.c (int_fits_type_p): A narrower type always fits in a
8183 wider one, except for negative values into unsigned types.
8185 2005-01-01 Roger Sayle <roger@eyesopen.com>
8187 * tree.c (int_fits_type_p): Compare the result of force_fit_type
8188 with the original constant rather than require TREE_OVERFLOW.
8190 2005-01-01 Steven Bosscher <stevenb@suse.de>
8193 * c-decl.c (finish_function): If compiling C99, annotate the
8194 compiler generated return with the current file name and line 0.
8195 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
8196 the source line is greater than 0.
8197 (remove_bb): Likewise.
8199 See ChangeLog.12 for earlier changes.
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