1 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
6 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
10 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
12 * c-opts.c (c_common_parse_file): Only start/end main source file
13 if debug hooks says the writer wants it.
14 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
16 (xcoff_debug_hooks): Ditto.
17 * debug.c (do_nothing_hooks): Ditto.
18 * debug.h (gcc_debug_hooks): Ditto.
19 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
20 * sdbout.c (sdb_debug_hooks): Ditto.
21 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
23 2005-03-22 Mark Mitchell <mark@codesourcery.com>
25 * doc/extend.texi: Deprecate C++ min/max operators.
27 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
29 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
30 artificial original candidates.
32 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
33 Jan Hubicka <jh@suse.cz>
34 Steven Bosscher <stevenb@suse.de
36 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
37 call cost based on argument sizes.
38 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
40 * params.def: (max-inline-inssn-single): Set to 450.
41 (max-inline-insns-auto): Set to 90.
42 (max-inline-insns-recursive): Set to 450
43 (max-inline-insns-recursive-auto): Set to 450.
44 (large-function-insns): Set to 2700.
45 (inline-call-cost): New parameter.
46 * tree-inline.c (estimate_move_cost): New function.
47 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
48 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
50 * tree-inline.h (estimate_move_cost): Declare.
51 * invoke.texi: (max-inline-inssn-single): Change default to 450.
52 (max-inline-insns-auto): Change default to 90.
53 (max-inline-insns-recursive): Change default to 450
54 (max-inline-insns-recursive-auto): Change default to 450.
55 (large-function-insns): Change default to 2700.
56 (inline-call-cost): Document new parameter.
58 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
60 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
61 (TARGET_DEFAULT): Delete.
62 * config/i860/i860.opt: New file.
64 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
66 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
67 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
68 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
69 (frv_sched_lookahead): Delete.
70 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
71 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
72 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
73 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
74 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
75 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
76 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
77 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
78 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
79 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
80 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
81 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
82 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
83 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
84 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
85 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
86 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
87 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
88 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
89 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
90 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
91 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
92 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
93 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
94 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
95 (frv_sched_lookahead): Delete.
96 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
97 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
98 (frv_handle_option): New function. Move -mcpu= handling from...
99 (frv_override_options): ...here. Remove handling of other
101 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
102 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
103 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
104 and TARGET_NO_MULTI_CE.
105 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
107 * config/frv/frv.opt: New file.
109 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
111 * fold-const.c (fold_ternary): Take decomposed arguments of
113 (fold): Update a call to fold_ternary.
115 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
116 * tree.h: Add corresponding prototypes.
118 2005-03-22 Jakub Jelinek <jakub@redhat.com>
121 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
122 between jump table and its label.
123 * final.c (shorten_branches): Handle notes in between ADDR_VEC
124 resp. ADDR_DIFF_VEC and the label preceeding it.
125 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
126 is emitted in the right section.
128 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
130 * fold-const.c (fold_unary, fold_binary): Update comments
133 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
135 PR rtl-optimization/20527
136 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
137 REG_INC note, test that the register also isn't mentioned in PRED
140 2005-03-22 Ben Elliston <bje@au.ibm.com>
142 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
145 2005-03-21 Mike Stump <mrs@apple.com>
147 * varasm.c (default_assemble_visibility): Remove extra ().
149 2005-03-21 Roger Sayle <roger@eyesopen.com>
152 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
153 to determine whether a block can be duplicated, rather than test
154 whether the block contains noncopyable insns ourselves.
156 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
158 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
161 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
163 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
165 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
167 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
168 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
169 * config/fr30/fr30.opt: New file.
171 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
173 Fix PR tree-optimization/20542
175 * tree-flow-inline.h (overlap_subvar): Move to here.
176 * tree-ssa-operands.c: From here.
177 * tree-flow.h (overlap_subvar): Declare.
178 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
179 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
180 for variables with subvars.
182 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
185 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
186 * modulo-sched.c (const_iteration_count): Return on NULL
188 (print_node_sched_params): Return on NULL dump_file.
189 (generate_reg_moves): Handle reg-anti dependencies and disregard
190 closing branch when generating register moves.
191 (sms_schedule): Mark the SMSed block dirty.
192 * passes.c (rest_of_handle_sms): Call update_life_info for all
194 * testsuite/gcc.dg/20050321-1.c: New test.
196 2005-03-21 Bob Wilson <bob.wilson@acm.org>
198 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
199 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
200 movqi_internal): Likewise.
202 2005-03-21 Bob Wilson <bob.wilson@acm.org>
204 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
205 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
206 xtensa_b4const): Delete prototypes.
207 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
208 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
209 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
210 xtensa_extra_constraint): New prototypes.
211 (add_operand, arith_operand, nonimmed_operand, mem_operand,
212 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
213 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
214 move_operand, const_float_1_operand, fpmem_offset_operand,
215 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
216 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
217 (xtensa_b4const_or_zero): ...this. Change return type to bool and
218 argument type to HOST_WIDE_INT.
219 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
220 xtensa_mask_immediate): Likewise.
221 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
222 Likewise. Also make these functions static.
223 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
224 (xtensa_const_ok_for_letter_p): New.
225 (add_operand, arith_operand, nonimmed_operand, mem_operand,
226 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
227 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
228 move_operand, const_float_1_operand, fpmem_offset_operand,
229 branch_operator, ubranch_operator, boolean_operator): Move to
231 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
232 (xtensa_mem_offset): Change return type to bool.
233 (xtensa_extra_constraint): New.
234 (gen_int_relational): Update type of const_range_p function pointer.
235 Use xtensa_b4const_or_zero.
236 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
237 xtensa_const_ok_for_letter_p. Update comments.
238 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
239 (PREDICATE_CODES): Delete.
240 * config/xtensa/xtensa.md: Include predicates.md.
241 * config/xtensa/predicates.md: New file.
243 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
245 * config/v850/v850-protos.h: Remove the prototypes for
246 reg_or_int9_operand, reg_or_const_operand,
247 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
248 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
249 movsi_source_operand, power_of_two_operand,
250 not_power_of_two_operand, special_symbolref_operand,
251 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
252 register_is_ok_for_epilogue.
253 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
254 reg_or_int9_operand, reg_or_const_operand,
255 call_address_operand, special_symbolref_operand,
256 movsi_source_operand, power_of_two_operand,
257 not_power_of_two_operand, register_is_ok_for_epilogue,
258 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
259 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
261 * config/v850/v850.h (PREDICATE_CODES): Remove.
262 * config/v850/v850.md: Include predicates.md.
263 * config/v850/predicates.md: New.
265 2005-03-21 Zack Weinberg <zack@codesourcery.com>
267 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
268 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
269 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
270 (itoolsdir, itoolsdatadir): Move definition above new first use.
271 (install-itoolsdirs): New rule.
272 (install-mkheaders): Depend on install-itoolsdirs, not
275 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
277 * tree-into-ssa.c: Remove obsolete comments.
279 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
281 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
282 unrolling if -fpeel-loops is specified, too.
283 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
284 Remove superfluous check for flag_unroll_loops.
286 2005-03-21 Uros Bizjak <uros@kss-loka.si>
288 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
289 (lrint_optab, llrint_optab): Define corresponding macros.
290 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
291 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
292 pattern and llrint_optab using llrintdi2 patterns.
293 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
294 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
295 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
296 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
297 flag_unsafe_math_optimizations is set.
299 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
301 * combine.c (combine_simplify_rtx, simplify_if_then_else,
302 simplify_logical, if_then_else_cond, known_cond,
303 simplify_comparison): Adjust calls to reverse_comparison.
304 Don't use combine_reversed_comparison_code).
305 (combine_reversed_comparison_code): Remove.
306 (reversed_comparison): Using reversed_comparison_code, move it...
307 * jump.c (reversed_comparison): ... here.
308 * rtl.h (reversed_comparison): Add prototype.
310 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
312 * builtins.c (fold_builtin): Take decomposed arguments of
314 * fold-const.c (fold_ternary): Update a call to fold_builtin.
315 * gimplify.c (gimplify_call_expr): Likewise.
316 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
317 * tree.h: Update the prototype of fold_builtin.
319 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
321 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
322 * rtlhooks.c (gen_lowpart_no_emit_general): New.
323 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
324 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
325 * simplify-rtx.c (simplify_binary_operation_1): Use it.
327 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
329 * builtins.c (fold_builtin_1): Take decomposed arguments of
331 (fold_builtin): Update a call to fold_builtin_1.
333 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
336 * gcov.c (output_lines): Only output function block summary when
337 outputting branch information.
338 * doc/gcov.texi: Document format of preamble and additional block
341 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
343 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
344 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
345 the defaults false if BITS_PER_UNIT != 8.
346 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
347 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
348 than BITS_PER_UNIT != 8.
349 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
350 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
351 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
353 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
354 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
356 2005-03-20 Roger Sayle <roger@eyesopen.com>
359 * fold-const.c (fold_binary): Fix type mismatch between
360 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
361 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
362 for non-truth-valued expressions.
364 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
365 and FUNCTION_DECL in the main switch.
366 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
367 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
368 we also need to convert their operands to match.
369 <TRUTH_NOT_EXPR>: Likewise.
371 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
373 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
374 diagnostic without checking whether an lvalue.
375 * c-common.h (lvalue_p): Remove.
376 (enum lvalue_use): Update comment.
377 (lvalue_or_else): Replace by lvalue_error.
378 * c-typeck.c (lvalue_p): Make static.
379 (lvalue_or_else): New. Call lvalue_error.
381 2005-03-21 Alan Modra <amodra@bigpond.net.au>
383 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
384 (function_arg_advance): Use rs6000_parm_start.
385 (function_arg, rs6000_arg_partial_bytes): Likewise.
387 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
389 * c-common.c (check_case_value): Adjust comment about stripping
391 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
392 * c-typeck.c (default_conversion, convert_arguments,
393 build_modify_expr, convert_for_assignment, store_init_value,
394 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
395 manually. Remove inaccurate comments.
397 2005-03-20 Roger Sayle <roger@eyesopen.com>
398 Joseph S. Myers <joseph@codesourcery.com>
400 * varasm.c (do_assemble_alias): Restore comment describing function.
401 Annotate the target parameter as potentially unused.
403 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
406 * config/avr/avr.c (avr_output_function_prologue): Do not use
407 current_function_name() in a label, use a local label instead.
409 2005-03-20 David Edelsohn <edelsohn@gnu.org>
411 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
412 flag_finite_math_only, not flag_unsafe_math_optimizations.
414 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
416 * builtins.c (fold_builtin_1): Update a call to
417 targetm.fold_builtin.
418 * hooks.c (hook_tree_tree_bool_null): Rename to
419 hook_tree_tree_tree_bool_null. Take one more argument of type
421 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
422 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
423 hook_tree_tree_tree_bool_null.
424 * target.h (gcc_target): Update the prototype of fold_builtin.
425 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
426 arguments of CALL_EXPR.
427 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
430 2005-03-20 Jan Hubicka <jh@suse.cz>
432 * cgraph.h (cgraph_node): Add prev_clone pointer.
433 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
434 (cgraph_clone_node): Produce doubly linked chain.
436 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
438 * c-common.c (handle_aligned_attribute, check_function_sentinel,
439 get_nonnull_operand, handle_sentinel_attribute,
440 check_function_arguments_recurse): Do not strip NOPS from
442 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
444 * c-format.c (get_constant): Likewise.
445 * c-parser.c (c_parser_postfix_expression): Likewise.
446 * c-typeck.c (set_init_index): Likewise.
447 (convert_arguments): Don't check for NOP_EXPR containing integer
450 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
452 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
453 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
454 Take decomposed arguments of CALL_EXPR.
455 (fold_builtin_1): Update calls to the functions mentioned
458 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
460 * c-decl.c (check_bitfield_type_and_width): Require bit-field
461 width to have integer type.
462 (build_enumerator): Require enumerator value to have integer type.
464 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
466 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
469 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
471 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
472 std=iso9899:199x): Correct descriptions.
474 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
476 * config.gcc: Consistently use solaris2.1[0-9]* instead of
479 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
481 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
483 (expand_builtin_memcpy, fold_builtin_1): Update calls to
486 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
487 arguments of CALL_EXPR.
488 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
489 fold_builtin_found, fold_builtin_1): Update calls to
490 fold_trunc_transparent_mathfn.
492 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
495 * fold-const.c (fold_widened_comparison): Don't optimize casts of
496 function pointers on targets that require function pointer
498 (fold_sign_changed_comparison): Likewise.
500 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
502 * combine.c (try_combine): When changing the mode of a hard reg, make
503 sure that doing so is valid.
505 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
507 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
508 (TARGET_HANDLE_OPTION): Override default.
509 (avr_handle_option): New function.
510 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
511 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
512 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
513 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
514 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
515 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
516 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
517 (TARGET_OPTIONS): Delete.
518 * config/avr/avr.opt: New file.
520 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
522 * config/m32r/m32r-protos.h: Remove the prototypes for
523 call_address_operand, symbolic_operand, seth_add3_operand,
524 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
525 reg_or_uint16_operand, reg_or_cmp_int16_operand,
526 two_insn_const_operand, move_src_operand,
527 move_double_src_operand, move_dest_operand,
528 eqne_comparison_operator, signed_comparison_operator,
529 large_insn_p, conditional_move_operand, carry_compare_operand,
530 m32r_block_immediate_operand, extend_operand,
531 reg_or_eq_int16_operand, int8_operand, and
533 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
534 seth_add3_operand, int8_operand, cmp_int16_operand,
535 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
536 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
537 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
538 move_double_src_operand, move_dest_operand,
539 eqne_comparison_operator, signed_comparison_operator,
540 extend_operand, small_insn_p, large_insn_p,
541 conditional_move_operand, carry_compare_operand,
542 m32r_block_immediate_operand): Move to predicates.md.
543 (MAX_MOVE_BYTES): Move to m32r.h.
544 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
545 * config/m32r/m32r.md: Include predicates.md.
546 * config/m32r/predicates.md: New.
548 2005-03-18 James E Wilson <wilson@specifixinc.com>
551 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
554 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
556 * config/mn10300/mn10300-protos.h: Remove the prototypes for
557 call_address_operand, const_8bit_operand.
558 * config/mn10300/mn10300.c (call_address_operand,
559 const_8bit_operand, const_1f_operand): Move to predicates.md.
560 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
561 * config/mn10300/mn10300.md: Include predicates.md.
562 * config/mn10300/predicates.md: New.
564 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
566 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
567 declarations in diagnostics and %E for identifiers, not %s.
569 2005-03-18 Jan Hubicka <jh@suse.cz>
570 Dale Johannesen <dalej@apple.com>
572 * basic-block.h (scale_bbs_frequencies_int,
573 scale_bbs_frequencies_gcov_type): Declare.
574 * cfg.c (RDIV): New macro.
575 (update_bb_frequency_for_threading): Fix.
576 * basic-block.h (scale_bbs_frequencies_int,
577 scale_bbs_frequencies_gcov_type): New.
578 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
579 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
580 scale_bbs_frequencies_int.
581 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
583 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
585 * config/m32r/m32r-protos.h: Remove the prototypes for
586 call_address_operand, symbolic_operand, seth_add3_operand,
587 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
588 reg_or_uint16_operand, reg_or_cmp_int16_operand,
589 two_insn_const_operand, move_src_operand,
590 move_double_src_operand, move_dest_operand,
591 eqne_comparison_operator, signed_comparison_operator,
592 large_insn_p, conditional_move_operand, carry_compare_operand,
593 m32r_block_immediate_operand, extend_operand,
594 reg_or_eq_int16_operand, int8_operand, and
596 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
597 seth_add3_operand, int8_operand, cmp_int16_operand,
598 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
599 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
600 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
601 move_double_src_operand, move_dest_operand,
602 eqne_comparison_operator, signed_comparison_operator,
603 extend_operand, small_insn_p, large_insn_p,
604 conditional_move_operand, carry_compare_operand,
605 m32r_block_immediate_operand): Move to predicates.md.
606 (MAX_MOVE_BYTES): Move to m32r.h.
607 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
608 * config/m32r/m32r.md: Include predicates.md.
609 * config/m32r/predicates.md: New.
611 * config/pa/pa-protos.h: Add prototypes for magic_milli and
613 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
614 symbolic_operand, symbolic_memory_operand,
615 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
616 indexed_memory_operand, move_dest_operand, move_src_operand,
617 prefetch_cc_operand, prefetch_nocc_operand,
618 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
619 arith_operand, arith11_operand, pre_cint_operand,
620 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
621 ireg_operand, int5_operand, uint5_operand, int11_operand,
622 uint32_operand, arith5_operand, and_operand, ior_operand,
623 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
624 pc_or_label_operand, div_operand, plus_xor_ior_operator,
625 shadd_operand, movb_comparison_operator,
626 cmpib_comparison_operator): Move to predicates.md.
627 (magic_milli, shadd_constant_p): Make it extern.
628 * config/pa/pa.h (PREDICATE_CODES): Remove.
629 * config/pa/pa.md: Include predicates.md.
630 * config/pa/predicates.md: New.
632 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
635 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
637 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
638 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
639 config/alpha/freebsd.h, config/alpha/linux.h,
640 config/alpha/netbsd.h, config/alpha/osf5.h,
641 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
642 config/h8300/h8300-protos.h, config/h8300/h8300.c,
643 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
644 doc/cppopts.texi: Update copyright.
646 2005-03-18 Jan Hubicka <jh@suse.cz>
649 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
651 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
654 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
656 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
659 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
661 * combine.c (gen_binary): Remove.
662 (known_cond, simplify_shift_const, find_split_point,
663 combine_simplify_rtx, simplify_if_then_else, simplify_set,
664 simplify_logical, expand_field_assignment, extract_left_shift,
665 force_to_mode, if_then_else_cond, apply_distributive_law,
666 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
667 simplify_comparison, reversed_comparison): Replace with
668 simplify_gen_binary, simplify_gen_relational or
669 distribute_and_simplify_rtx.
670 (distribute_and_simplify_rtx): New function.
672 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
673 Paolo Bonzini <gcc.gnu.org>
675 * calls.c (setjmp_call_p, special_function_p): Update comments
676 at the head of the functions.
678 2005-03-18 Jan Hubicka <jh@suse.cz>
680 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
682 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
683 function body should be released; do not proactively release function
684 bodies in non-unit-at-a-time mode.
686 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
688 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
689 mno-fp-ret-in-387 multilib variants.
691 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
693 * common.opt (m): Remove.
694 * opts.c (handle_option): Pass 'm' options to set_target_switch if
696 (common_handle_option): Remove OPT_m case.
698 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
700 * builtins.c (fold_builtin_bitop): Take decomposed arguments
702 (fold_builtin_1): Update a call to fold_builtin_bitop.
704 * builtins.c (fold_builtin_signbit): Take decomposed arguments
706 (fold_builtin_1): Update a call to fold_builtin_signbit.
708 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
710 PR tree-optimization/20474
711 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
712 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
714 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
716 * config/h8300/h8300-protos.h: Remove prototypes for
717 general_operand_src, general_operand_dst, single_one_operand,
718 single_zero_operand, call_insn_operand,
719 two_insn_adds_subs_operand, small_call_insn_operand,
720 jump_address_operand, bit_operand, bit_memory_operand,
721 stack_pointer_operand, const_int_gt_2_operand,
722 const_int_ge_8_operand, const_int_qi_operand,
723 const_int_hi_operand, incdec_operand, bit_operator,
724 nshift_operator, eqne_operator, gtle_operator,
725 gtuleu_operator, iorxor_operator.
726 Add prototypes for h8sx_shift_type h8sx_classify_shift and
727 h8300_ldm_stm_parallel.
728 * config/h8300/h8300.c (h8sx_shift_type,): Move to
730 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
731 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
732 (h8300_ldm_stm_parallel): Make it extern.
733 (h8300_ldm_parallel, h8300_stm_parallel,
734 h8300_return_parallel, general_operand_src,
735 general_operand_dst, h8300_dst_operand, h8300_src_operand,
736 nibble_operand, reg_or_nibble_operand, single_one_operand,
737 single_zero_operand, call_insn_operand,
738 two_insn_adds_subs_operand, small_call_insn_operand,
739 jump_address_operand, bit_operand, bit_memory_operand,
740 stack_pointer_operand, const_int_gt_2_operand,
741 const_int_ge_8_operand, const_int_qi_operand,
742 const_int_hi_operand, incdec_operand, eqne_operator,
743 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
744 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
745 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
746 nshift_operator): Move to predicates.md.
747 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
748 * config/h8300/h8300.md: Include predicates.md.
749 * config/h8300/predicates.md: New.
751 2005-03-17 Richard Henderson <rth@redhat.com>
753 * config.gcc (ia64*-*-hpux*): Add extra_options.
754 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
755 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
756 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
757 (ia64_tls_size_string, ia64_tune_string): Remove.
758 (ia64_tune): Init to PROCESSOR_ITANIUM2.
759 (TARGET_DEFAULT_TARGET_FLAGS): New.
760 (TARGET_HANDLE_OPTION): New.
761 (ia64_override_options): Move options parsing ...
762 (ia64_handle_option): ... here. New.
763 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
764 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
765 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
766 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
767 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
768 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
769 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
770 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
771 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
772 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
773 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
774 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
775 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
776 TARGET_EARLY_STOP_BITS): Remove.
777 (TARGET_ILP32): Default false.
778 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
779 (enum ia64_inline_type): New.
780 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
781 * config/ia64/ia64.md: Update for new definitions of
782 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
783 * config/ia64/ia64.opt: New file.
784 * config/ia64/ilp32.opt: New file.
786 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
789 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
791 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
793 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
794 instead of MASK_H8300S.
795 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
796 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
797 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
798 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
799 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
800 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
801 TARGET_SWITCHES): Remove.
802 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
804 * config/h8300/h8300.opt: New.
806 * config/alpha/alpha.opt, config/arc/arc.opt,
807 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
810 2005-03-17 Ian Lance Taylor <ian@airs.com>
814 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
816 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
817 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
818 (TARGET_HANDLE_OPTION): Override default.
819 (arc_handle_option): New function.
820 (arc_init): Remove code to set arch_cpu_string.
821 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
822 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
823 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
824 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
825 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
826 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
827 (arc_rodata_string, TARGET_OPTIONS): Delete.
828 * config/arc/arc.opt: New file.
830 2005-03-17 Richard Henderson <rth@redhat.com>
832 * doc/extend.texi (Weak Pragmas): New section.
833 (attribute alias): Clarify that target must be in the same
836 2005-03-17 Richard Henderson <rth@redhat.com>
838 * config/alpha/alpha.opt: New file.
839 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
841 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
842 alpha_fprm_string, alpha_fptm_string): Make static.
843 (alpha_tls_size_string): Remove.
844 (alpha_handle_option): New.
845 (override_options): Update for alpha_cpu/alpha_tune split.
846 (alpha_file_start): Likewise.
847 (TARGET_DEFAULT_TARGET_FLAGS): New.
848 (TARGET_HANDLE_OPTION): New.
849 * config/alpha/alpha.h (alpha_tune): Declare.
850 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
851 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
852 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
853 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
854 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
855 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
856 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
857 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
858 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
859 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
860 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
861 (TARGET_DEFAULT): Remove MASK_FP.
862 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
863 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
864 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
865 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
866 alpha_tls_size_string): Remove.
867 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
868 (attribute tune): Rename from attribute cpu.
869 * config/alpha/ev4.md: Update to match.
870 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
871 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
872 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
873 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
874 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
875 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
877 2005-03-16 James E. Wilson <wilson@specifixinc.com>
879 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
880 and return without creating new state if before_nops_num is nonzero.
881 * config/ia64/ia64.md (first_insn): New attribute.
882 (alloc): Set it to yes.
884 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
886 * tree-vectorizer.c (new_vec_stmt_info): Initialize
887 STMT_VINFO_SUBVARS to NULL.
888 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
890 2005-03-16 Dale Johannesen <dalej@apple.com>
892 * rtlanal.c (find_first_parameter_load): Rewrite to
893 return actual first param load or the call if none,
894 instead of first in block, when not all loads exist.
896 2005-03-16 Roger Sayle <roger@eyesopen.com>
898 * optabs.c (expand_copysign_absneg): Make static.
899 * optabs.h (expand_copysign_absneg): Delete prototype.
900 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
902 2005-03-16 Richard Henderson <rth@redhat.com>
905 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
906 (alias_pairs): Rename from output_defs.
907 (find_decl_and_mark_needed): Split out from assemble_alias.
908 (do_assemble_alias): New.
909 (assemble_output_def): Remove.
910 (finish_aliases_1, finish_aliases_2): New.
911 (process_pending_assemble_output_defs): Remove.
912 (assemble_alias): Defer aliases for which we don't yet have a
913 non-external decl for the target symbol.
914 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
915 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
916 * toplev.c (compile_file): Use finish_aliases_2 instead of
917 process_pending_assemble_output_defs.
918 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
919 (process_pending_assemble_output_defs): Remove.
921 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
923 Fix PR tree-optimization/20489
925 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
926 for empty structures.
928 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
930 Fix PR tree-optimization/20490
932 * tree-ssa-pre.c (create_expression_by_pieces): Use
933 force_gimple_operand on result of fold.
935 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
937 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
938 of closing parenthesis.
940 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
942 * builtins.c (expand_movstr): Update a call to
944 (expand_builtin_strncpy): Update a call to
945 fold_builtin_strncpy.
946 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
947 arguments of CALL_EXPR.
948 (fold_builtin_1): Update calls to fold_builtin_strcpy and
949 fold_builtin_strncpy.
950 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
951 * tree.h: Update the prototypes of fold_builtin_strcpy and
952 fold_builtin_strncpy.
954 2005-03-16 Steven Bosscher <stevenb@suse.de>
955 Dorit Naishlos <dorit@il.ibm.com>
957 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
958 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
961 2005-03-16 Steven Bosscher <stevenb@suse.de>
963 * tree-inline.c (walk_type_fields, walk_tree,
964 walk_tree_without_duplicates): Move from here...
965 * tree.c: ...to here.
967 2005-03-15 Zack Weinberg <zack@codesourcery.com>
969 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
970 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
971 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
972 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
973 (version): Define using $(BASEVER_c).
974 (Makefile, config.status, build/gcov-iov.o): No longer depends on
976 (version.o): Depend on version files; add custom generation command.
977 (prefix.o): Define BASEVER on command line.
978 (s-iov): Depend on version files; adjust command.
979 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
981 (gcc-vers.texi): New rule.
982 (doc/%.info, doc/%.dvi): Add -I . to command line.
983 (doc/gccinstall.dvi): Likewise.
984 (PACKAGE): Delete. All uses replaced with "gcc".
985 * aclocal.m4: Do not include gcc-version.m4.
986 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
987 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
988 Set is_release based on contents of DEV-PHASE.
989 Set gcc_version based on contents of BASE-VER.
990 Define WIN32_REGISTRY_KEY only if the user overrode the default.
991 * config.in, configure: Regenerate.
992 * gccbug.in: Determine version of GCC in use at runtime.
993 * gcov-iov.c: Get version number and development phase from
994 command line, not by including version.c.
995 * intl.c: Replace all uses of PACKAGE with "gcc".
996 * libada-mk.in: Delete unused "gcc_version" variable.
997 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
998 * version.c: (VERSUFFIX): New hook for redistributors; adjust
1000 (version_string): Put together from pieces.
1001 * config/alpha/x-vms: Do not use $(gcc_version).
1002 * config/i386/t-nwld: Likewise.
1003 * doc/include/gcc-common.texi: Include gcc-vers.texi for
1004 version-GCC and DEVELOPMENT.
1006 2005-03-15 Roger Sayle <roger@eyesopen.com>
1008 PR tree-optimization/17454
1009 * tree.c (tree_size): Add case for TREE_BINFO.
1010 * fold-const.c (fold_checksum_tree): Only clear the overloaded
1011 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
1013 2005-03-15 Roger Sayle <roger@eyesopen.com>
1015 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
1016 op1 whilst expanding the signed widenening multiply variant.
1018 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
1020 * toplev.c (display_target_options): Avoid unused variable warning if
1021 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
1022 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
1023 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
1024 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
1025 (mips_isa_info): New variable.
1026 (mips_parse_cpu): Remove the first argument and leave the caller
1028 (TARGET_HANDLE_OPTION): Override default.
1029 (mips_handle_option): New function. Move option validation code from...
1030 (override_options): ...here. Update calls to mips_parse_cpu.
1031 * config/mips/mips.h (mips_arch_string, mips_tune_string)
1032 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
1033 (SUBTARGET_TARGET_OPTIONS): Delete.
1034 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
1035 (mno-flush-func, mtune=): New options.
1037 2005-03-15 Roger Sayle <roger@eyesopen.com>
1038 Richard Henderson <rth@redhat.com>
1040 * real.c (c4x_single_format, c4x_extended_format): Provide values
1041 for signbit_ro for c4x's single and extended floating point formats.
1042 * optabs.c (expand_copysign): Use the floating point format's
1043 signbit_ro for expanding via expand_copysign_absneg, and it's
1044 signbit_rw field for expanding via expand_copysign_bit.
1046 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
1048 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
1049 known_alignment_for_access_p.
1050 (known_alignment_for_access_p): New.
1051 (do_peeling_for_alignment): Field made int instead of bool and renamed
1052 to peeling_for_alignment.
1053 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
1054 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
1055 functionality used to be in vect_analyze_operations.
1056 (vect_analyze_operations): Code to determine vectorization factor was
1057 moved to vect_determine_vectorization_factor.
1058 (vect_enhance_data_refs_alignment): Update to correct alignment when it
1059 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
1061 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
1062 be part of vect_analyze_operations).
1063 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
1064 creating the guard condition, as the number of iterations may be
1066 (slpeel_tree_peel_loop_to_edge): Use new name of
1067 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
1068 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
1069 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
1070 (vect_do_peeling_for_alignment): Use fold.
1071 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
1073 (vect_update_inits_of_dr): Renamed to
1074 vect_update_init_of_dr.
1075 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
1076 (vectorizable_store): Fix assertion to use == instead of =.
1078 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
1080 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
1081 call_used_regs for wCG registers.
1083 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
1085 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1086 for non-offsettable memory references to cope with outstanding reload
1087 replacements, take 2.
1089 2005-03-15 Uros Bizjak <uros@kss-loka.si>
1092 * config/i386/i386.h (x86_fisttp): New.
1093 (TARGET_FISTTP): New macro.
1094 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
1095 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
1096 instruction when fisttp flag is set.
1097 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
1099 * config/i386/i386.md (type attribute): Add fisttp.
1100 (unit attribute): Set to i387 for fisttp type.
1101 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
1102 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
1104 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
1105 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
1107 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
1108 patterns for TARGET_FISTTP. Enable patterns for
1109 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
1110 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
1111 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
1112 implement fisttp x87 insn.
1113 (fix_trunc*_i387_fisttp splitters): New patterns.
1114 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
1115 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
1116 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
1118 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
1119 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
1120 Implement using mode macros. Disable patterns for TARGET_FISTTP.
1121 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
1122 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
1123 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
1124 Disable patterns for TARGET_FISTTP.
1125 (fix_trunc*_i387 splitters): Implement usign mode macros.
1126 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
1127 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
1128 (fix_trunx*_sse peephole2s): Implement using mode macros.
1130 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
1132 PR rtl-optimization/20291
1133 * combine.c (try_combine): If splitting fails, re-try with
1134 original combined pattern, i.e. before clobber stripping.
1136 2005-03-14 Eric Christopher <echristo@redhat.com>
1138 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
1139 STACK_GROWS_DOWNWARD.
1141 2005-03-14 Roger Sayle <roger@eyesopen.com>
1143 * real.h (struct real_format): Split the signbit field into two
1144 two fields, signbit_ro and signbit_rw.
1145 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
1146 mips_double_format, ieee_extended_motorola_format,
1147 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
1148 ieee_extended_intel_128_format, ibm_extended_format,
1149 mips_extended_format, ieee_quad_format, mips_quad_format,
1150 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
1151 i370_double_format, c4x_single_format, c4x_extended_format,
1152 real_internal_format): Update initializers for new field.
1153 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
1154 real_format structure.
1155 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
1156 field of the real_format structure.
1158 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
1160 Fix PR tree-optimization/20458
1162 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
1163 DECL_EXTERNAL on STRUCT_FIELD tags.
1164 (clear_call_clobbered): Ditto.
1165 * tree-ssa-operands.c (note_addressable): Make sure the original
1166 variable doesn't slip into the addressable list if we have
1168 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
1171 2005-03-14 Geoffrey Keating <geoffk@apple.com>
1173 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
1174 (-fwide-exec-charset): Likewise.
1175 (-finput-charset): Likewise.
1176 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
1177 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
1178 * c.opt (Wnormalized): New.
1180 2005-03-14 Devang Patel <dpatel@apple.com>
1182 * doc/invoke.texi: Add reference to Visibility document.
1184 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1186 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
1187 MASK_SPLIT_ADDRESSES.
1188 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
1189 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
1190 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
1191 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
1192 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
1193 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
1194 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
1195 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
1196 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
1197 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
1198 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
1199 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
1200 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
1201 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
1202 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
1203 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
1204 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
1205 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
1206 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
1207 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
1208 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
1209 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
1210 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
1211 (TARGET_EXPLICIT_RELOCS): Delete.
1212 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
1213 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
1214 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1215 (override_options): Set MASK_LONG64 if -mint64 is given and no
1216 -mlongXX option is. Complain about -mint64 -mlong32.
1217 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
1218 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
1219 * config/mips/mips.opt: New file.
1221 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1223 * config.gcc (extra_options): New variable for listing option files.
1224 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
1225 * configure.ac (extra_opt_files): New AC_SUBST variable.
1226 (tm_file_list, tm_include_list): Include options.h first.
1227 * configure: Regenerate.
1228 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
1229 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
1230 (s-options-h): New rule.
1231 (options.h): Depend on it.
1232 (TEXI_GCCINT_FILES): Add options.texi.
1233 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
1234 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
1235 * target.h (gcc_target): Add default_target_flags and handle_option.
1236 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
1237 (TARGET_HANDLE_OPTION): New macros.
1238 (TARGET_INITIALIZER): Include them.
1239 * opt-functions.awk (opt_args, nth_arg): New functions.
1240 (switch_flags): Handle the "Target" flag.
1242 (var_name): Use opt_args and nth_arg.
1243 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
1244 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
1245 macros for the "Mask" and "InverseMask" options.
1246 * opts.h (cl_var_cond): New enum.
1247 (cl_option): Replace the "has_set_value" and "set_value" fields with
1248 "var_cond" and "var_value".
1249 (CL_TARGET): New macro.
1250 (option_enabled, print_filtered_help): Declare.
1251 (decode_options): Move definition.
1252 * opts.c (handle_option): Search for the original option before
1253 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
1254 var_cond and var_value fields. Use targetm.handle_option to handle
1256 (decode_options): Set target_flags to targetm.default_target_flags.
1257 (print_filtered_help): Make global. Handle CL_TARGET.
1258 (option_enabled): New function.
1259 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
1260 (display_target_options, set_target_switch, print_switch_values)
1261 (default_pch_valid_p): Guard uses of target_switches with
1262 #ifdef TARGET_SWITCHES. Also...
1263 (display_target_options): Display the CL_TARGET entries in cl_options.
1264 (set_target_option): Don't complain about the "" option when
1265 TARGET_SWITCHES is undefined.
1266 (print_switch_values): Use option_enabled.
1267 (default_pch_valid_p): Check cl_options[] when looking for something
1268 that has changed the value of target_flags.
1269 * c.opt: Remove documentation from top of file.
1270 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
1271 * doc/sourecebuild.texi: Refer to the new options documentation
1272 instead of c.opt. Document machine-specific .opt files.
1273 * doc/tm.texi (target_flags): Say that this variable is declared
1275 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
1276 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
1278 * doc/options.texi: New file.
1280 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1283 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
1286 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1289 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
1290 temporary variable of pointer type if an lvalues is required.
1291 (gimplify_modify_expr_rhs): Request an rvalue from it.
1292 (gimplify_expr): Pass fallback on.
1294 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1296 * cfgbuild.c: Update comments.
1298 2005-03-14 Roger Sayle <roger@eyesopen.com>
1300 PR rtl-optimization/17236
1301 * optabs.c (expand_doubleword_mult): New helper function split out
1302 from expand_binop. Permute the order in which instructions are
1303 emitted to minimize the number of simultaneously live registers.
1304 (expand_binop): Call expand_doubleword_mult to synthesize a double
1305 word multiplication.
1307 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1309 * basic-block.h: Update the prototypes of cached_make_edge and
1311 * cfg.c (cached_make_edge): Take edge_cache representing one
1312 row of the adjacency matrix of edges.
1313 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
1314 (make_edges): Initialize edge_cache to represent one row of
1315 the adjacency matrix of edges.
1317 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1319 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
1321 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
1322 Remove unused removed_phis variable.
1323 (conditional_replacement): Use build1/build2.
1324 (abs_replacement): Use last_and_only_stmt and build1/build2.
1326 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1328 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
1329 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
1330 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
1331 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
1332 * c-common.c (handle_novops_attribute): New function.
1333 (c_common_attribute_table): Add "no vops" entry.
1334 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
1335 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
1336 * tree-ssa-operands.c (get_call_expr_operands): Do not
1337 create virtual operands for calls with ECF_NOVOPS flag.
1338 * tree.h (DECL_IS_NOVOPS): New macro.
1339 (struct tree_decl): Add novops_flag.
1340 (ECF_NOVOPS): New constant.
1342 2005-03-14 Uros Bizjak <uros@kss-loka.si>
1345 * config/i386/i386.c (x86_use_himode_fiop): New.
1346 (x86_use_simode_fiop): Rename from x86_use_fiop.
1347 * config/i386/i386.h (x86_use_himode_fiop): Declare.
1348 (TARGET_USE_HIMODE_FIOP): New.
1349 (x86_use_simode_fiop): Rename from x86_use_fiop.
1350 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
1352 * config/i386/i386.md (X87MODEI12): New mode macro define.
1353 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
1354 to implement x87 FP compare with HImode input operands.
1355 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
1356 Use X87MODEI12 mode macro to handle HImode input operands.
1357 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
1358 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
1359 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
1360 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
1361 macro to implement x87 operators with HImode input operands.
1362 (fop splitters): Use X87MODEI12 mode macro to handle HImode
1365 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1367 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
1369 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
1370 constants invariant.
1372 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1374 * basic-block.h (BB_VISITED): Removed.
1375 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
1377 2005-03-14 Falk Hueffner <falk@debian.org>
1380 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
1382 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1384 * ggc-zone.c: Fix comment typos.
1386 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
1387 stringpool.c, config/mips/mips-protos.h: Update copyright.
1389 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1391 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
1392 throughout with its typedef, "rtx".
1393 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
1394 (rs6000_tls_symbol_ref_1): Remove inline keyword.
1395 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
1396 regs in comment to match code.
1398 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1400 * except.c (check_handled): Make it static.
1401 * except.h: Remove the corresponding prototype.
1403 * function.c (get_func_frame_size): Make it static.
1404 * function.h: Remove the corresponding type.
1406 * regclass.c (reg_class_superclasses, reg_class_subclasses):
1408 * hard-reg-set.h: Remove the corresponding declarations.
1410 * tree-cfg.c (verify_stmts): Check that
1411 bb_for_stmt (stmt) == bb for every PHI node and statement.
1413 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1415 * config.gcc: Remove excess indentation.
1416 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
1418 2005-03-13 Roger Sayle <roger@eyesopen.com>
1421 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
1422 * fold-const.c (fold_sign_changed_comparison): Likewise.
1423 (fold_binary): Optimize comparisons against widened operands if
1424 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
1426 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1428 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
1429 (sparc_override_options): Initialize it.
1430 (sparc_struct_value_rtx): Set it on the MEM to be returned.
1432 2005-03-13 David Edelsohn <edelsohn@gnu.org>
1434 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
1435 (reg_or_none500mem_operand): New predicate.
1436 (zero_reg_mem_operand): New predicate.
1437 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
1438 to reg_or_none500mem_operand.
1439 (extendsfdf2_fpr): Add MEM alternative.
1440 (extenddftf2_internal): Change operand2 predicate to
1441 zero_reg_mem_operand.
1443 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1445 * ggc-zone.c: Rewritten.
1447 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
1449 * configure.ac: Define GGC_ZONE for --with-gc=zone.
1450 * config.in: Regenerated.
1451 * configure: Regenerated.
1452 * gengtype.c (write_types_process_field, write_func_for_structure):
1453 Pass new argument to gt_pch_note_object.
1454 * ggc-common.c (struct ptr_data): Add TYPE.
1455 (gt_pch_note_object): Take TYPE argument and save it.
1456 (call_count): Update call to ggc_pch_count_object.
1457 (call_alloc): Update call to ggc_pch_alloc_object.
1458 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
1460 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
1461 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
1462 (ggc_alloc_zone_stat): Delete.
1463 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
1464 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
1465 (ggc_pch_alloc_object): Update prototypes.
1466 (garbage_zone): Delete.
1467 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
1468 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
1470 (tree_id_zone): New variable.
1471 (ggc_alloc_cleared_zone): Remove unused.
1472 (ggc_alloc_zone): Define.
1473 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
1474 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
1475 ggc_alloc_zone_stat.
1476 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
1477 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
1478 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
1479 (make_node_stat): Likewise. Use tree_id_zone.
1481 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1482 Joseph S. Myers <joseph@codesourcery.com>
1484 * configure.ac: Check for MIPS TLS.
1485 * configure: Regenerated.
1486 * config/mips/mips-protos.h (enum mips_symbol_type): Add
1487 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
1488 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
1489 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
1490 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
1491 (mips_classify_symbol, mips_symbolic_constant_p)
1492 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
1493 (mips_tls_operand_p, mips_call_tls_get_addr)
1494 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
1495 (mips_tls_symbol_ref_1): New functions.
1496 (mips_legitimize_address, mips_legitimize_const_move): Call
1497 mips_legitimize_tls_address.
1498 (override_options): Handle V1_REG and TLS symbols. Disable TLS
1500 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
1501 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
1502 (mips_char_to_class): Document V1_REG.
1503 (HAVE_AS_TLS): Provide default.
1504 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
1506 (load_got<mode>): Renamed from *load_got<mode>. Allow when
1508 (tls_get_tp_<mode>): New instruction.
1510 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1512 * configure.ac: Update checks for target tools.
1513 * configure: Regenerated.
1515 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1517 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
1519 2005-03-13 Roger Sayle <roger@eyesopen.com>
1521 * expmed.c (expand_mult): Use synthetic multiplication sequences for
1522 more classes of DImode multiplication by constant. Allow both
1523 multiplication by small negative constants (by performing a
1524 multiplication by a positive constant and negating the result) and
1525 multiplications by large powers of two, by using a left shift.
1527 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1529 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
1530 of basic blocks into work_stack.
1532 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
1533 config/mips/vr.h: Update copyright.
1535 * c-decl.c (c_init_decl_processing): Remove useless calls to
1536 build_function_type.
1538 * builtins.c (fold_trunc_transparent_mathfn,
1539 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
1540 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
1541 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
1542 fold_builtin_strcpy, fold_builtin_strncpy,
1543 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
1546 * builtins.c (expand_builtin_mathfn_3): Remove local variable
1549 * lambda-code.c (lambda_compute_auxillary_space): Remove local
1550 variable determinant.
1552 * tree-cfg.c (group_case_labels): Remove local variable type.
1554 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
1557 * tree-ssa-phiopt.c (value_replacement): Remove local variable
1560 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
1563 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
1564 (*movmemqi_insn): Delete.
1565 (*movmemhi): Delete.
1567 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1569 * builtins.c (fold_builtin_classify): Take decomposed
1570 arguments of CALL_EXPR.
1571 (fold_builtin_1): Update a call to fold_builtin_classify.
1573 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
1576 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
1577 through into call to parser_xref_tag after parse error.
1578 (c_parser_struct_declaration): Consistently return NULL_TREE on
1581 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
1583 * tree-flow-inline.h (ref_contains_array_ref): New function.
1584 (lookup_subvars_for_var): Ditto.
1585 (get_subvars_for_var): Ditto.
1586 (var_can_have_subvars): Ditto.
1588 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
1589 (struct subvar): New type.
1591 * tree-dfa.c (okay_component_ref_for_subvars): New function.
1593 * tree-optimize.c (init_tree_optimization_passes): Call
1594 pass_create_structure_vars.
1596 * tree-ssa-alias.c: Include vec.h.
1597 (init_alias_info): Don't auto-clear call clobbered on struct-field
1599 (compute_flow_insensitive_aliasing): Handle subvars.
1600 (group_aliases): Handle STRUCT_FIELD aliases.
1601 (setup_pointers_and_addressables): Ditto.
1602 Don't mark variables non-addressable if they still have
1603 addressable subvars.
1604 Also mark subvars addressable when the real variable is marked
1606 (add_pointed_to_var): Try to prune the pointed-to set by only
1607 pointing to subvars when possible.
1608 Otherwise, make sure we set addresses_needed and pt_vars to
1609 properly include subvars.
1610 (bitpos_of_field): New function.
1611 (push_fields_onto_fieldstack): Ditto.
1612 (get_or_create_used_part_for): Ditto.
1613 (create_overlap_variables_for): Ditto.
1614 (find_used_portions): Ditto.
1615 (create_structure_vars): Ditto.
1616 (pass_create_structure_vars): New structure.
1618 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
1619 (get_expr_operands): Handle subvars. Also try to turn
1620 COMPONENT_REF accesses into must-defs now that we can accurately
1622 (note_addressable): Try to only mark as addressable those subvars
1623 we know a COMPONENT_REF touches.
1624 (overlap_subvar): New function.
1626 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
1627 Handle subvar storing.
1628 (vect_address_analysis): Update caller of vect_object_analysis.
1630 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
1632 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
1633 (STMT_VINFO_SUBVARS): New macro.
1635 * common.opts: add flag_tree_salias.
1637 * opts.c (decode_options): flag_tree_salias defaults to on.
1639 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
1641 * doc/tree-ssa.texi: Document structural alias analysis.
1643 2005-03-12 Steven Bosscher <stevenb@suse.de>
1645 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
1646 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
1647 * tree-ssa-operands.c (get_expr_operands): Likewise.
1648 (get_expr_operands): Likewise for ERROR_MARK.
1650 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1652 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
1655 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
1658 * tree-ssa-pre.c (compute_avail): Remove local variable val.
1659 (mark_operand_necessary): Remove local variable ver.
1661 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
1662 variable prefix_len.
1664 * value-prof.c (mod_subtract_transform): Remove local variable
1667 * builtins.c (fold_builtin_exponent): Take decomposed
1668 arguments of CALL_EXPR.
1669 (fold_builtin_1): Update a call to fold_builtin_exponent.
1671 * builtins.c (fold_builtin_logarithm): Take decomposed
1672 arguments of CALL_EXPR.
1673 (fold_builtin_1): Update a call to fold_builtin_logarithm.
1675 * c-decl.c (c_init_decl_processing): Remove local variables
1676 ptr_ftype_void and ptr_ftype_ptr.
1678 * gimplify.c (gimplify_expr): Remove local variables r0 and
1681 * reg-stack.c (move_for_stack_reg): Remove local variable
1683 (compare_for_stack_reg): Remove local variable flags_user.
1684 (convert_regs_1): Remove local variable deleted.
1686 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
1688 (combine_blocks): Remove local variables exits and new_e.
1690 * tree-inline.c (expand_call_inline): Remove local variable
1693 * tree-ssa-live.c (create_ssa_var_map,
1694 calculate_live_on_entry): Remove local variable snn.
1696 2005-03-12 Geoffrey Keating <geoffk@apple.com>
1698 * c-lex.c (c_lex_with_flags): Add parameter to call to
1701 2005-03-11 Per Bothner <per@bothner.com>
1703 * c-tree.h (struct c_declarator): New id_loc field.
1704 * c-pragma.h (c_lex_with_flags): Take position reference.
1705 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
1706 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
1707 (c_lex): Pass dummy location to c_lex_with_flags.
1708 * c-parser.c (c_lex_one_token): Set c_token's location using
1709 c_lex_with_flags, instead of input_location, which might be "ahead".
1710 (c_parser_direct_declarator): Set declarator's id_loc from
1712 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
1713 declarator's id_loc, rather than probably-imprecise input_location.
1714 (build_id_declarator): Initialize c_declarator's id_loc field.
1716 2005-03-11 Roger Sayle <roger@eyesopen.com>
1719 * builtins.c (expand_builtin_signbit): Force the signbit's word
1720 into an integer register to avoid SUBREGs of floating point modes.
1722 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1724 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
1725 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
1726 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
1727 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
1729 2005-03-11 David Edelsohn <edelsohn@gnu.org>
1731 PR rtl-optimization/20306
1732 * expr.c (emit_move_complex): Set try_int false if mode is
1733 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
1734 emit_block_move if try_int is true.
1736 2005-03-11 Richard Henderson <rth@redhat.com>
1739 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
1740 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
1743 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1745 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
1746 (TARGET_FIX_VR4130): New macro.
1747 (TARGET_OPTIONS): Add -mfix-vr4130.
1748 (ISA_HAS_MACCHI): New macro.
1749 (ASM_SPEC): Add -mfix-vr4130.
1750 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
1751 (override_options): Handle mips_fix_vr4130_string.
1752 (mips_avoid_hazards): Clear all_noreorder_p
1753 if we're working around VR4130 errata and the macc alternatives
1755 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
1756 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
1757 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
1758 (MULTILIB_DEFAULTS): Remove leading "march=".
1759 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
1760 if no architecture option is given.
1761 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
1763 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
1764 * doc/invoke.texi: Document -mfix-vr4130.
1766 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1768 * config/mips/mips.c (override_options): Only warn about -mint64
1769 deprecation if TARGET_INT64.
1771 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1773 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
1774 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
1775 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
1776 are non-specific regarding the nonnull parameter positions.
1777 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
1778 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
1779 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
1780 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
1782 * builtins.def: Use the non-specific "nonnull" attibute lists.
1784 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1786 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1787 single_pred_edge, single_succ, single_pred): Improve comments.
1789 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1791 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1792 single_pred_edge, single_succ, single_pred): New inline functions.
1793 * bb-reorder.c (rotate_loop, find_traces_1_round,
1794 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
1795 duplicate_computed_gotos): Use the single_succ/pred functions.
1796 * cfganal.c (forwarder_block_p): Ditto.
1797 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
1798 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1799 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
1800 merge_seq_blocks): Ditto.
1801 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
1802 * cfglayout.c (fixup_reorder_chain): Ditto.
1803 * cfgloop.c (mark_single_exit_loops, update_latch_info,
1804 canonicalize_loop_headers, verify_loop_structure): Ditto.
1805 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
1806 mfb_update_loops, create_preheader, force_single_succ_latches,
1807 create_loop_notes): Ditto.
1808 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
1809 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
1810 commit_one_edge_insertion, purge_dead_edges,
1811 cfg_layout_can_merge_blocks_p): Ditto.
1812 * except.c (sjlj_emit_function_enter): Ditto.
1813 * flow.c (init_propagate_block_info): Ditto.
1814 * function.c (thread_prologue_and_epilogue_insns): Ditto.
1815 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
1816 insert_insn_end_bb): Ditto.
1817 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
1818 find_if_case_2): Ditto.
1819 * lambda-code.c (perfect_nestify): Ditto.
1820 * lcm.c (optimize_mode_switching): Ditto.
1821 * loop-doloop.c (doloop_modify): Ditto.
1822 * loop-init.c (loop_optimizer_init): Ditto.
1823 * loop-iv.c (simplify_using_initial_values): Ditto.
1824 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1825 * loop-unswitch.c (unswitch_loop): Ditto.
1826 * modulo-sched.c (generate_prolog_epilog): Ditto.
1827 * predict.c (combine_predictions_for_insn, estimate_probability,
1828 tree_estimate_probability, last_basic_block_p,
1829 estimate_bb_frequencies): Ditto.
1830 * profile.c (branch_prob): Ditto.
1831 * regrename.c (copyprop_hardreg_forward): Ditto.
1832 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
1833 * tracer.c (layout_superblocks): Ditto.
1834 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
1835 cfg_remove_useless_stmts_bb, cleanup_control_flow,
1836 cleanup_control_expr_graph, disband_implicit_edges,
1837 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
1838 tree_verify_flow_info, tree_make_forwarder_block,
1839 tree_forwarder_block_p, remove_forwarder_block,
1840 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
1841 * tree-if-conv.c (tree_if_conversion): Ditto.
1842 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1843 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
1844 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
1845 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
1846 copy_loop_headers): Ditto.
1847 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
1848 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
1849 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
1850 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
1851 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
1852 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
1853 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
1854 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
1855 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
1856 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
1857 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
1858 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
1859 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1860 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
1861 slpeel_add_loop_guard): Ditto.
1863 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
1865 PR tree-optimization/15784
1866 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1869 * stmt.c (expand_case): Don't change index_type. Convert minval
1872 PR tree-optimization/20130
1873 * fold-const.c (fold): Fold x * -1 into -x.
1875 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
1877 PR rtl-optimization/20331
1878 * rtlanal.c (modified_between_p): Check its address first for MEM.
1879 (modified_in_p): Likewise.
1881 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
1883 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
1885 2005-03-10 Steven Bosscher <stevenb@suse.de>
1887 * expr.c (expand_expr_real_1): If possible, use a conditional
1888 move for expanding MIN_EXPR and MAX_EXPR.
1889 Use temp for moving around rtx-en.
1891 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
1894 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
1897 2005-03-10 Roger Sayle <roger@eyesopen.com>
1899 * builtins.c (expand_builtin_signbit): Extend to handle floating
1900 point modes wider than the largest integer type, using the
1901 operand_subword_force function to obtain the signbit's word.
1903 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1906 * combine.c (try_combine): If recog_for_combine added CLOBBERs
1907 to NEWI2PAT, fail to combine if they are used by NEWPAT.
1909 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
1911 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
1913 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
1915 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
1917 (perform_edge_inserts): Unconditionally call
1918 free_dominator_info.
1920 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
1922 2005-03-10 Bob Wilson <bob.wilson@acm.org>
1924 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
1926 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
1928 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
1930 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
1932 (rtl_register_value_prof_hooks,
1933 tree_value_profile_transformations,
1934 tree_register_value_prof_hooks): Likewise.
1935 * var-tracking.c (stack_adjust_offset_pre_post,
1936 variable_htab_free, variable_union, dataflow_set_different_2,
1937 count_uses, variable_was_changed, set_frame_base_location,
1938 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
1939 vt_add_function_parameters): Likewise.
1940 * varasm.c (named_section_real, named_section, make_decl_rtl,
1941 asm_emit_uninitialised, assemble_integer, decode_addr_const,
1942 const_hash_1, compare_constant, copy_constant, force_const_mem,
1943 output_constant_pool_2, output_constant_pool_1, output_constant,
1944 output_constructor, make_decl_one_only, decl_tls_model,
1945 default_no_named_section, default_elf_select_section_1,
1946 default_unique_section_1): Likewise.
1947 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
1948 * vmsdbgout.c (addr_const_to_string): Likewise.
1951 * function.c (struct assign_parm_data_one): Remove last_named
1953 (assign_parm_find_data_types): Don't determine last_named.
1954 Reorder named_parm determination.
1955 (assign_parms): Only setup varargs on the last non-varadic
1958 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
1960 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
1961 sda base address on medium model.
1963 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
1965 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
1966 * cfgloop.c (flow_loop_nodes_find): Export.
1967 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
1969 * cfgloopmanip.c (fix_loop_structure): New function.
1970 * predict.c (predict_loops): Clean up the loops information.
1971 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
1972 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
1974 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
1975 (rewrite_into_loop_closed_ssa): Declaration changed.
1976 * tree-loop-linear.c (linear_transform_loops): Add argument to
1977 rewrite_into_loop_closed_ssa call.
1978 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1979 * tree-ssa-loop-im.c (move_computations): Ditto.
1980 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
1981 * tree-vectorizer.c (vectorize_loops): Ditto.
1982 * tree-optimize.c: Include cfgloop.h.
1983 (execute_todo): Choose whether to call cleanup_tree_cfg or
1984 cleanup_tree_cfg_loop.
1985 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
1986 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
1987 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
1988 cleanup_tree_cfg_loop call.
1989 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
1990 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
1991 work on part of cfg.
1993 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1996 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
1997 with multiple alternatives.
1999 * stmt.c (parse_output_constraint): Fix a typo.
2001 2005-03-09 Bob Wilson <bob.wilson@acm.org>
2003 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
2004 assembly directive instead of deprecated "no-generics".
2006 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
2008 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2009 for non-offsettable memory references to cope with outstanding reload
2011 * config/s390/s390.md ("reload_outti"): Call find_replacement to
2012 avoid losing outstanding address reloads.
2013 ("reload_outdi", "reload_outdf"): Likewise.
2015 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2017 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
2018 code. Add more cbrt transformations.
2020 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2022 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
2024 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2026 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
2027 NULL_TREE when a given tree is not simplified.
2028 (fold): Return the original tree when any of the functions
2029 mentioned above NULL_TREE.
2031 * fold-const.c (fold_unary, fold_binary): Take decomposed
2032 arguments, code, type, op0, and op1 in case of fold_binary.
2033 (fold): Update calls to fold_unary and fold_binary.
2035 2005-03-09 Roger Sayle <roger@eyesopen.com>
2037 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
2038 a fndecl and an arglist instead of a CALL_EXPR, exp.
2040 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2042 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
2044 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
2046 * expr.c (expand_assignment): Remove orig_to_rtx.
2048 * fold-const.c (int_const_binop): Remove no_overflow.
2050 * ifcvt.c (noce_emit_move_insn): Remove inmode.
2052 * loop-iv.c (get_biv_step_1): Remove lhs.
2054 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
2056 * real.c (real_nan): Remove neg.
2058 * function.c (thread_prologue_and_epilogue_insns): Remove i
2061 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
2064 * tree-eh.c (tree_could_trap_p): Remove idx.
2066 * tree-into-ssa.c (ann): Remove ann.
2068 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
2070 * tree-sra.c (decide_block_copy): Remove inst_count.
2072 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
2074 * tree-ssa-loop-im.c (lhs): Remove.
2076 * cfgbuild.c (state, STATE, SET_STATE,
2077 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
2079 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
2080 (find_basic_blocks): Set the state of each basic block to
2083 2005-03-08 Jeff Law <law@redhat.com>
2085 * tree-cfg.c (cleanup_control_flow): If removal of a computed
2086 goto results in the removal of edges in the CFG, then we need
2087 to recompute dominators.
2089 2005-03-09 Ben Elliston <bje@au.ibm.com>
2091 * c-common.c (c_do_switch_warnings): Comment fix.
2093 2005-03-08 Julian Brown <julian@codesourcery.com>
2095 * Patch from 2005-03-08 reverted for causing regressions and
2096 ppc-darwin bootstrap failure.
2098 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
2100 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
2101 Define the real function for ppc-darwin.
2102 * c-typeck.c (convert_arguments): Check for target-specific
2103 invalid argument call to unprototyped function.
2104 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2106 * target.h (invalid_arg_for_unprototyped_fn): New field
2108 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
2109 default target hook.
2110 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
2113 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2115 * c-typeck.c (constructor_stack, constructor_range_stack,
2116 initializer_stack): Make them static.
2118 * cfg.c (rbi_pool): Make it static.
2120 * gimple-low.c (lower_stmt_body): Make it static.
2121 * tree-flow.h: Remove the corresponding prototype. Don't
2124 * sched-deps.c (cache_size): Make it static.
2126 * stor-layout.c (lang_adjust_rli): Make it static.
2128 2005-03-08 Julian Brown <julian@codesourcery.com>
2130 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2131 from being used for symbols with vague linkage when
2132 HAVE_GAS_COMDAT_GROUP is true.
2134 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
2136 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
2137 nlabel == JUMP_LABEL (jump).
2139 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2141 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
2142 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
2143 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
2144 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
2146 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
2149 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
2150 * c-common.c (handle_returns_twice): New function.
2151 (c_common_attribute_table): Declare eturns_twice' attribute.
2152 * doc/extend.texi: Document eturns_twice' attribute.
2153 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
2154 (struct tree_decl): Add returns_twice_flag.
2156 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2158 * tree-ssa-phiopt.c: Fix a comment typo.
2160 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
2161 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
2162 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
2165 2005-03-08 Richard Henderson <rth@redhat.com>
2167 * config/alpha/alpha.c (code_for_builtin): Replace special-case
2168 builtin codes with ctzdi2, clzdi2, popcountdi2.
2169 (struct alpha_builtin_def): Add is_const.
2170 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
2171 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
2172 (alpha_init_builtins): Init them. Set nothrow and const attributes
2174 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
2175 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
2176 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
2177 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
2178 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
2179 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
2180 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
2181 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
2182 (TARGET_FOLD_BUILTIN): New.
2183 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
2184 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
2186 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
2188 2005-03-08 Ira Rosen <irar@il.ibm.com>
2190 PR tree-optimization/20122
2191 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
2192 condition of access function instead of base.
2194 2005-03-07 Jeff Law <law@redhat.com>
2195 Steven Bosscher <stevenb@suse.de>
2197 * tree-cfg.c (find_taken_edge_computed_goto): New function.
2198 (find_taken_edge): Call find_taken_edge_computed_goto as
2199 appropriate. Allow any gimple invariant rather than just
2200 INTEGER_CST for VAL.
2201 (cleanup_control_flow): Cleanup a computed goto which has turned
2203 (tree_merge_blocks): If block B has any forced labels, move
2204 them to the start of block A.
2205 * tree-ssa-dom.c (thread_across_edge): Allow threading across
2206 computed gotos as well.
2207 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
2208 removal of unnecessary computed gotos too.
2209 (lookup_redirection_data): Fix type of INSERT argument. Callers
2212 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2214 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
2215 Remove trailing spaces.
2217 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
2218 unshare_all_trees): Make them static.
2219 * tree-gimple.h: Remove the corresponding prototypes.
2221 * diagnostic.h: Remove unused prototype
2222 debug_output_buffer.
2223 * modulo-sched.c: Remove unused prototype
2224 set_row_column_for_ps.
2226 * tree-ssa-phiopt.c (tree_ssa_phiopt,
2227 replace_phi_edge_with_variable): Remove unused variable i.
2229 2005-03-07 Per Bothner <per@bothner.com>
2231 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
2233 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
2236 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
2237 bbs on the COND_EXPR instead of the PHI_NODEs.
2238 (candidate_bb_for_phi_optimization): Remove.
2239 (replace_phi_with_stmt): Rename to ...
2240 (replace_phi_edge_with_variable): this and change so that we
2241 replace the phi argument instead of removing the PHI.
2242 (conditional_replacement): Change so we deal with PHI with more
2244 (value_replacement): Likewise.
2245 (abs_replacement): Likewise.
2247 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
2249 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
2250 output_e500_flip_gt_bit.
2252 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
2254 (rs6000_generate_compare): Fix logic to look at the correct bits.
2255 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
2257 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
2258 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
2259 gen_move_from_CR_gt_bit.
2261 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
2262 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
2263 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
2265 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
2266 (E500_CR_IOR_COMPARE): New constant.
2268 2005-03-08 Earl Chew <earl_chew@agilent.com>
2269 David Billinghurst <David.Billinghurst@riotinto.com>
2271 * config/i386/host-cygwin.c: New file to support precompiled
2273 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
2274 * config.host: Use above files for cygwin host.
2276 2005-03-07 David Edelsohn <edelsohn@gnu.org>
2278 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
2279 ordering ops from earlier change.
2281 2005-03-07 Per Bothner <per@bothner.com>
2283 Various fixes to allow us to again build if --enable-mapped-location:
2284 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
2285 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
2286 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
2287 local variable loc. Change logic appropriately.
2288 * tree-vect-transform.c (vect_finish_stmt_generation): Use
2289 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
2290 * c-parser.c (c_parser_for_statement): Initialize loc variable.
2291 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
2292 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
2294 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
2296 PR rtl-optimization/19683
2297 * reload1.c (choose_reload_regs): Pass the number of bits, not the
2298 number of bytes, to smallest_int_for_mode. Fix arguments to
2299 REG_CANNOT_CHANGE_MODE_P.
2301 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2303 * reorg.c (relax_delay_slots): Check that the jump is
2304 conditional before trying to invert it.
2306 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2308 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
2311 * calls (stack_arg_under_construction): Make it static.
2313 * flow.c (regs_live_at_setjmp): Make it static.
2314 * flow.h: Remove the corresponding prototype.
2316 * reload1.c (reload_startobj, reload_firstobj,
2317 something_needs_operands_changed, reload_inherited,
2318 reload_inheritance_insn, reload_override_in,
2319 reload_spill_index): Make them static.
2321 * recog.c (verify_changes): Make it static.
2322 * recog.h: Remove the corresponding prototype.
2324 * cfgbuild.c (find_sub_basic_blocks): Remove.
2325 * basic-block.h: Remove the corresponding prototype.
2326 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
2328 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
2330 * tree-ssa-operands.c (check_build_stmt): Remove.
2332 * stor-layout.c (set_alignment): Remove.
2333 * tree.h: Remove the corresponding prototype.
2335 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
2337 * tree-ssa-dce.c (control_dependence_map,
2338 visited_control_parents): Make them static.
2340 * cfghooks.c (verify_flow_info): Remove local variable
2343 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
2346 * loop-unswitch.c (unswitch_loop): Remove local variable src.
2348 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
2350 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
2352 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
2354 * config/ia64/hpux.h (LINK_SPEC): Add -z.
2355 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
2356 PARALLEL for an empty structure.
2358 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2360 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
2362 * fold-const.c (fold_binary): Unroll the very first "for"
2365 2005-03-06 David Edelsohn <edelsohn@gnu.org>
2367 * config/rs6000/predicates.md (branch_comparison_operator): Remove
2368 redundant match_code test.
2369 (scc_comparison_operator): Swap match_operand and match_code
2371 (branch_positive_comparison_operator): Same.
2372 (trap_comparison_operator): Use comparison_operator and swap with
2375 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
2378 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
2379 (out_movhi_r_mr): Read low byte of volatile MEM first.
2380 (out_movhi_mr_r): Write high byte of volatile MEM first.
2382 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2384 * cselib.c (reg_values, reg_values_size): Make them static.
2386 * cse.c (cse_reg_info_table): Make it static.
2388 * fold-const.c (fold_unary): Use build1 instead of copy_node.
2390 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
2392 * cse.c (find_best_addr): Use canon_for_address.
2394 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2396 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
2397 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
2398 SUBREG and MEM, respectively.
2400 * fold-const.c (fold_binary): Use code instead of t.
2402 * fold-const.c (optimize_minmax_comparison): Take decomposed
2403 arguments code, type, op0, and op1 instead of t.
2404 (fold_binary): Update a call to optimize_minmax_comparison.
2406 * fold-const.c (fold_range_test): Take decomposed arguments
2407 code, type, op0, and op1 instead of t.
2408 (fold_binary): Update a call to fold_range_test.
2410 * fold-const.c (fold_binary_op_with_conditional_arg): Take
2411 decomposed arguments code, type, op0, and op1 instead of t.
2412 (fold_binary): Update a call to fold_range_test.
2414 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2416 * fold-const.c (fold_binary): Avoid directly using the original
2417 expression t as much as possible.
2419 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2421 * c-semantics.c (build_stmt): Use TYPE_P instead of
2422 IS_NON_TYPE_CODE_CLASS.
2423 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
2424 (NON_TYPE_CHECK): Use TYPE_P instead of
2425 IS_NON_TYPE_CODE_CLASS.
2427 * fold-const.c (fold): Remove handling of binary expressions.
2429 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
2431 * doc/c-tree.texi: Wrap comments in @r{}.
2432 * doc/cpp.texi: Likewise.
2433 * doc/cppinternals.texi: Likewise.
2434 * doc/extend.texi: Likewise.
2435 * doc/md.texi: Likewise.
2436 * doc/objc.texi: Likewise.
2437 * doc/sourcebuild.texi: Likewise.
2438 * doc/tm.texi: Likewise.
2441 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2443 * predict.c (apply_return_prediction): Standardize PHI chain
2445 * tree-ssa.c (ssa_redirect_edge): Likewise.
2447 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
2448 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
2451 * tree-phinodes.c (remove_phi_node): Drop the last argument.
2452 * tree-flow.h: Adjust the prototype for remove_phi_node.
2453 * lambda-code.c (perfect_nestify): Adjust a call to
2456 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
2457 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
2459 * tree-ssa-dce.c (remove_dead_phis): Likewise.
2460 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2461 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2462 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
2464 * combine.c (simplify_and_const_int): Use gen_int_mode instead
2465 of GEN_INT (trunc_int_for_mode (...)).
2466 * loop-iv.c (iv_number_of_iterations): Likewise.
2467 * postreload.c (reload_cse_move2add): Likewise.
2468 * simplify-rtx.c (simplify_const_unary_operation,
2469 simplify_const_binary_operation): Likewise.
2470 * stor-layout.c (get_mode_bounds): Likewise.
2472 * fold-const.c (fold_binary): New.
2473 (fold): Call fold_binary on binary expressions.
2475 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
2477 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
2478 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
2479 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
2480 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
2481 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
2483 2005-03-04 Devang Patel <dpatel@apple.com>
2485 PR tree-optimization/18815
2486 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2487 loops with zero exit edges.
2489 2005-03-04 Devang Patel <dpatel@apple.com>
2491 * doc/invoke.texi: Remove reference to webpage that does not exist.
2493 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
2494 Joseph S. Myers <joseph@codesourcery.com>
2497 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
2498 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
2499 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
2500 * pa.c (get_plabel): Change argument to symbol_ref. Call
2501 maybe_get_identifier instead of get_identifier.
2502 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
2503 (struct deferred_plabel): Replace name field with symbol field.
2504 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
2505 ASM_OUTPUT_EXTERNAL_REAL is defined.
2506 (output_global_address): Use output_addr_const for output of all
2508 (output_deferred_plabels): Use symbol_ref instead of name for address
2510 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
2511 ASM_OUTPUT_SYMBOL_REF): New macros.
2512 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
2514 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
2517 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
2519 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
2520 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
2522 2005-03-04 Jeff Law <law@redhat.com>
2524 * basic-block.h (rediscover_loops_after_threading): Declare.
2525 * tree-ssa-dom.c: Include cfgloop.h.
2526 (tree_ssa_dominator_optimize): Discover loops and some basic
2527 properties. Remove forwarder blocks recreated by loop header
2528 canonicalization. Also mark backedges in the CFG.
2529 * tree-ssa-threadupdate.c: Include cfgloop.h
2530 (rediscover_loops_after_threading): Define.
2531 (struct local_info): New field, JUMP_THREADED.
2532 (prune_undesirable_thread_requests): New function.
2533 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
2534 then record that fact for the callers of redirct_edges.
2535 (thread_block): If BB has incoming backedges, then call
2536 prune_undesirable_thraed_requests. Note when we are
2537 going to have to rediscover loop information. Return a
2538 boolean indicating if any jumps were threaded.
2539 (thread_through_all_blocks): Bubble up boolean indicating
2540 if any jumps were threaded.
2541 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
2542 (tree-ssa-threadupdate.o): Similarly.
2544 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2546 * fold-const.c (fold_ternary): Unroll the "for" loop to
2549 2005-03-04 Andrew Haley <aph@redhat.com>
2551 * unwind-dw2-fde-glibc.c (struct
2552 unw_eh_callback_data.check_cache): New field.
2553 (frame_hdr_cache): New.
2554 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
2555 Cache frame header info.
2557 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
2559 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
2560 (print_c_condition): Declare.
2561 * read-rtl.c (ptr_loc): New structure.
2562 (ptr_locs, ptr_loc_obstack, joined_conditions)
2563 (joined_conditions_obstack): New variables.
2564 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
2565 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
2566 (join_c_conditions, print_c_condition): New functions.
2567 (apply_macro_to_string): Associate the new string with the same
2568 source location as the old one.
2569 (add_condition_to_string): Use join_c_conditions.
2570 (read_string): Use set_rtx_ptr_loc to record a filename and line
2571 number for the string.
2572 (read_rtx): Initialize the new variables above.
2573 * genattrtab.c (write_test_expr, write_attr_value): Use
2575 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
2576 comment above the GCC_VERSION check.
2577 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
2578 Inline the definition of MAYBE_EVAL.
2579 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
2580 * genoutput.c (process_template): Likewise.
2581 * genpreds.c (write_predicate_subfunction): Likewise.
2582 (write_predicate_expr): Use print_c_condition.
2583 * genrecog.c (write_cond): Likewise.
2584 * gensupport.c (process_rtx): Use join_c_conditions to join the
2585 conditions of a define_insn_and_split. Record a source location
2586 for the string after the "&&".
2587 (alter_test_for_insn): Use join_c_conditions.
2589 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
2592 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2593 PR tree-optimization/15784
2594 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2597 2005-03-04 Ben Elliston <bje@au.ibm.com>
2599 * gcc.c (option_map): Add --coverage.
2600 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
2601 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
2602 * config/darwin.h: Pass -lgcov for `coverage'.
2603 * doc/invoke.texi (Debugging Options): Document --coverage.
2605 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2607 * gcse.c (bypass_block): Use find_edge wherever possible.
2609 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
2613 * c-opts.c (c_common_parse_file): Call start_source_file
2614 and end_source_file at the approriate times.
2616 * dwarf2out.c (dwarf2out_finish): Don't auto-end
2617 the main file, it will be done for us now.
2619 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2621 * fold-const.c (fold_ternary): New.
2622 (fold): Call fold_ternary on ternary expressions. Remove
2623 handling of ternary expressions.
2625 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2627 PR tree-optimization/15784
2628 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2631 2005-03-03 David Edelsohn <edelsohn@gnu.org>
2633 * config/rs6000/predicates.md (branch_comparison_operator):
2634 Convert from C block to conditional format.
2636 2005-03-03 Jan Hubicka <jh@suse.cz>
2638 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
2639 and non-constant public variables.
2641 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
2643 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
2646 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
2649 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
2650 calls to release_ssa_name and release_phi_node.
2652 * fold-const.c (fold): Remove handling of unary expressions.
2654 * fold-const.c (fold_unary): Avoid directly using the original
2655 expression t as much as possible.
2657 2005-03-03 Roger Sayle <roger@eyesopen.com>
2658 Andrew Pinski <pinskia@physics.uc.edu>
2660 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
2661 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
2663 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
2665 Describe special registers SRP and MOF as allocatable registers.
2666 * config/cris/cris.c (cris_md_asm_clobbers): New function.
2667 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
2668 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
2669 TARGET_HAS_MUL_INSNS.
2670 (cris_print_operand) <case 'd'>: New case.
2671 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
2672 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
2674 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
2675 (REG_ALLOC_ORDER): Update for MOF.
2676 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
2678 (GENERAL_REGS): No longer a define of ALL_REGS.
2679 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
2680 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2682 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
2683 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
2684 (SECONDARY_RELOAD_CLASS): Define.
2685 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
2686 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
2687 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
2688 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
2689 (REGISTER_MOVE_COST): Define.
2690 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
2691 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
2692 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
2693 (CRIS_MOF_REGNUM): New define_constants.
2694 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
2696 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
2698 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
2699 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
2700 Adjust for MOF being properly described as a register.
2701 (indir_to_reg_split): Name this split. Conditionalize on the
2702 destination register being a general register.
2703 (movei): Conditionalize on on operands 0 and 1 having the same
2706 2005-03-03 Alan Modra <amodra@bigpond.net.au>
2709 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
2710 -mcpu to override any other explicitly given flags.
2712 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
2714 * recog.c (verify_changes, confirm_change_group): New functions,
2715 broken out of apply_change_group.
2716 (apply_change_group): Use them.
2717 * recog.h (verify_change, confirm_change_group): Declare.
2718 * rtl.h (redirect_jump_2): Declare.
2719 * jump.c (redirect_exp, invert_exp): Delete.
2720 (invert_exp_1): Take second parameter. Return value. Changed caller.
2721 (redirect_jump_2): New function, broken out of redirect_jump.
2722 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
2723 (invert_jump): Use invert_jump_1 and redirect_jump_2.
2724 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
2726 2005-03-02 Geoffrey Keating <geoffk@apple.com>
2728 * varasm.c (named_section): Use xstrdup rather than doing it by
2731 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
2733 2005-03-02 Devang Patel <dpatel@apple.com>
2735 Undo PR tree-optimization/18815 fix.
2737 2005-03-02 Devang Patel <dpatel@apple.com>
2739 PR tree-optimization/18815
2740 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2741 loops with zero exit edges.
2743 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2745 * cfg.c (connect_src, connect_dest, disconnect_src,
2746 disconnct_dest): New.
2747 (unchecked_make_edge, remove_edge, redirect_edge_succ,
2748 redirect_edge_pred): Use the new functions.
2750 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2751 free_dominance_info only when needed.
2753 2005-03-02 David Edelsohn <edelsohn@gnu.org>
2756 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
2757 (reg_or_sub_cint64_operand): Same.
2759 2005-03-02 Jeff Law <law@redhat.com>
2761 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
2762 CFG_ALTERED in the main DOM iteration loop.
2764 2005-03-02 Mark Mitchell <mark@codesourcery.com>
2767 * varasm.c (initializer_constant_valid_p): Allow conversions
2768 between OFFSET_TYPEs. Tidy.
2770 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
2772 * config/cris/cris.md ("return"): Remove epilogue delay list
2775 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
2777 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
2779 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
2781 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2783 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
2784 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
2785 config/m68k/m68k.c, config/mips/mips.h,
2786 config/rs6000/rs6000-protos.h, doc/contrib.texi,
2787 doc/include/gcc-common.texi: Update copyright.
2789 PR middle-end/18029 and PR middle-end/18030
2790 * expr.c (optimize_bitfield_assignment_op): Add a special case
2791 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
2793 * fold-const.c (fold_unary): New.
2794 (fold): Call fold_unary on unary expressions.
2796 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
2798 * cgraph.h (struct cgraph_edge): Add prev_caller and
2800 (cgraph_node_remove_callees): Export.
2801 * cgraph.c (cgraph_create_edge): Initialize prev_caller
2803 (cgraph_edge_remove_callee): New function.
2804 (cgraph_edge_remove_caller): Likewise.
2805 (cgraph_remove_edge): Use.
2806 (cgraph_redirect_edge_callee): Likewise.
2807 (cgraph_node_remove_callees): New function.
2808 (cgraph_node_remove_callers): Likewise.
2809 (cgraph_remove_node): Use.
2810 * tree-optimize.c (tree_rest_of_compilation): Use
2811 cgraph_node_remove_callees instead of manual loop.
2812 * cgraphunit.c (cgraph_finalize_function): Likewise.
2813 (cgraph_expand_function): Likewise.
2814 (cgraph_remove_unreachable_nodes): Likewise.
2816 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
2819 * c-tree.h (undeclared_variable, build_external_ref): Add extra
2821 * c-decl.c (undeclared_variable): Take location as argument.
2822 * c-typeck.c (build_external_ref): Likewise.
2823 * c-parser.c (c_parser_postfix_expression): Pass location of
2824 identifier to build_external_ref.
2826 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2828 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
2829 CCEQ mode for branch_positive_comparison_operator test.
2830 * config/rs6000/predicates (branch_comparison_operator): Revert to
2832 (scc_comparison_operator): Same.
2833 (branch_positive_comparison_operator): Same.
2835 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
2837 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
2838 (cris_delay_slots_for_epilogue): Remove.
2839 (save_last): Move into cris_target_asm_function_epilogue.
2840 (cris_target_asm_function_epilogue): Remove tests for file being
2842 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
2843 (cris_delay_slots_for_epilogue): Remove prototypes.
2844 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
2845 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
2847 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2849 * config/rs6000/predicates.md (branch_comparison_operator): Change
2850 to define_special_predicate.
2851 (scc_comparison_operator): Same.
2852 (branch_positive_comparison_operator): Same.
2854 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
2856 * Makefile.in (tree-ssa-sink.o): New.
2857 (OBJS-common): Add tree-ssa-sink.o.
2858 * common.opt: Add -ftree-sink
2859 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
2860 * timevar.def (TV_TREE_SINK): new timevar.
2861 * tree-flow.h (is_hidden_global_store): Prototype.
2862 * tree-optimize.c (init_tree_optimization_passes): Add
2864 * tree-pass.h (pass_sink_code): New.
2865 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
2866 for non-obvious global store store to is_hidden_global_store, and
2867 call that new function.
2868 * tree-ssa-sink.c: New file.
2869 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
2870 * doc/passes.texi: Document forward store motion.
2871 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
2872 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
2873 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
2874 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
2876 2005-03-01 Per Bothner <per@bothner.com>
2878 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
2879 and we have a non-zero column-number, add it to the message.
2880 Also factor out the diagnostic_kind_text.
2882 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2884 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2885 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2886 flow_loop_scan): Removed.
2887 (flow_loop_dump): Do not dump removed fields.
2888 (flow_loop_free): Do not free removed fields.
2889 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
2890 (loop_exit_edge_p): New function.
2891 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
2892 num_pre_header_edges, entry_edges, num_entries, exit_edges,
2893 num_exits, exits_doms.
2894 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
2895 LOOP_EDGES, LOOP_ALL): Removed.
2896 (flow_loop_scan): Declaration removed.
2897 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
2898 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
2900 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
2901 (if_convert): Call flow_loops_find and flow_loops_free
2902 when calling mark_loop_exit_edges.
2903 * cfgloopanal.c (mark_loop_exit_edges): Moved from
2904 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
2905 free_dominance_info calls.
2906 * loop-init.c (flow_loops_find): Ditto.
2907 * passes.c (rest_of_handle_branch_prob): Ditto.
2908 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
2909 * loop-unroll.c (analyze_insns_in_loop): Do not use
2911 * predict.c (predict_loops): Do not call flow_loop_scan.
2912 Use get_loop_exit_edges.
2913 (tree_estimate_probability): Do not pass flags to flow_loops_find.
2914 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
2915 Do not use EDGE_LOOP_EXIT.
2916 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
2917 to bb_with_exit_edge_p.
2918 (if_convertible_loop_p): Do not call flow_loop_scan. Use
2919 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
2920 to bb_with_exit_edge_p.
2921 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
2923 * tree-loop-linear.c (linear_transform_loops): Do not call
2924 flow_loop_scan. Use loop->single_exit.
2925 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
2926 (vect_analyze_loop_form): Do not call flow_loop_scan.
2927 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
2929 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
2931 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
2932 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2933 slpeel_tree_duplicate_loop_to_edge_cfg,
2934 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
2935 Use loop_preheader_edge and loop->single_exit. Do not call
2938 2005-03-01 Nick Clifton <nickc@redhat.com>
2940 * config/arm/arm.c (thumb_find_work_register): Check all of the
2941 argument registers to see if they are free, and a couple of
2942 special cases where the last argument register but can be proved
2943 to be available during the function's prologue.
2944 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
2945 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
2946 thumb_unexpanded_epilogue): Use unsigned long as the type for the
2948 (thumb_compute_save_reg_mask): Likewise. Also use
2949 thumb_find_work_register() to ensure that there is agreement about
2950 which work register is going to be used in the prologue.
2951 (thumb_output_function_prologue): Use unsigned long as the type
2952 for the register bit-mask. Also delay pushing the link register if
2953 other high registers are going to be pushed.
2954 (thumb_compute_save_reg_mask, emit_multi_reg_push,
2955 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
2956 redundant prototypes.
2958 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
2961 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
2962 and after reload in REG+REG indexed addresses without REG_POINTER
2963 set in the base and not set in the index.
2965 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2967 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
2968 Don't undefine here.
2969 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
2970 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
2971 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2972 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
2973 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
2975 * config.gcc (sh*-*-linux*): Use config/linux.h.
2977 2005-02-28 Dale Johannesen <dalej@apple.com>
2978 Stan Shebs <shebs@apple.com>
2980 Rewrite of 64-bit Darwin structure-by-value pass/return.
2981 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
2982 intoffset, use_stack, named.
2983 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
2984 (rs6000_darwin64_record_arg_advance_flush): New.
2985 (rs6000_darwin64_record_arg_advance_recurse): New.
2986 (rs6000_darwin64_record_arg_flush): New.
2987 (rs6000_darwin64_record_arg_recurse): New.
2988 (rs6000_darwin64_record_arg): New.
2989 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
2990 (function_arg_boundary): Handle 128-bit aligned structs.
2991 (function_arg_advance): Rewrite darwin64 struct handling.
2992 (function_arg): Call rs6000_darwin64_record_arg.
2993 (function_arg_partial_nregs): Handle darwin64 structs.
2994 (rs6000_darwin64_function_value): Remove.
2995 (rs6000_function_value): Call rs6000_darwin64_record_arg.
2997 2005-02-28 Roger Sayle <roger@eyesopen.com>
2999 PR tree-optimization/20216
3000 * tree-chrec.c (tree_fold_factorial): Delete.
3001 (tree_fold_binomial): Change argument list to take a return type
3002 and change the type of K to unsigned int. Rewrite to avoid explicit
3003 evaluation of factorials, and (recursively) calling fold to perform
3004 compile-time arithmetic. Return NULL on (internal) overflow.
3005 (chrec_evaluate): Change type of K to an unsigned int. Avoid
3006 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
3007 if any intermediate calculation overflows.
3008 (chrec_apply): Update call to chrec_evaluate.
3010 2005-02-28 James E Wilson <wilson@specifixinc.com>
3012 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
3014 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
3017 * c-parser.c (c_parser_compound_statement): Return error_mark_node
3018 instead of NULL_TREE on error.
3020 2005-02-28 David Edelsohn <edelsohn@gnu.org>
3022 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
3023 (EASY_VECTOR_15_ADD_SELF): Remove.
3024 (num_insns_constant_wide): Not static.
3025 (validate_condition_mode): Not static.
3026 (toc_relative_expr_p): Not static.
3027 (legitimate_indirect_address_p): Not static.
3028 (macho_lo_sum_memory_operand): Not static.
3029 (invalid_e500_subreg): Not static.
3030 (easy_vector_same): Not static.
3031 (easy_vector_splat_const): Not static.
3032 (RS6000_SYMBOL_REF_TLS_P): Remove.
3033 (any_operand): Delete.
3034 (any_parallel_operand): Delete.
3035 (count_register_operand): Delete.
3036 (altivec_register_operand): Delete.
3037 (xer_operand): Delete.
3038 (s8bit_cint_operand): Delete.
3039 (short_cint_operand): Delete.
3040 (u_short_cint_operand): Delete.
3041 (non_short_cint_operand): Delete.
3042 (exact_log2_cint_operand): Delete.
3043 (gpc_reg_operand): Delete.
3044 (cc_reg_operand): Delete.
3045 (cc_reg_not_cr0_operand): Delete.
3046 (reg_or_short_operand): Delete.
3047 (reg_or_neg_short_operand): Delete.
3048 (reg_or_aligned_short_operand): Delete.
3049 (reg_or_u_short_operand): Delete.
3050 (reg_or_cint_operand): Delete.
3051 (reg_or_arith_cint_operand): Delete.
3052 (reg_or_add_cint64_operand): Delete.
3053 (reg_or_sub_cint64_operand): Delete.
3054 (reg_or_logical_cint_operand): Delete.
3055 (got_operand): Delete.
3056 (got_no_const_operand): Delete.
3057 (easy_fp_constant): Delete.
3058 (easy_vector_constant): Delete.
3059 (easy_vector_constant_add_self): Delete.
3060 (zero_constant): Delete.
3061 (zero_fp_constant): Delete.
3062 (volatile_mem_operand): Delete.
3063 (offsettable_mem_operand): Delete.
3064 (mem_or_easy_const_operand): Delete.
3065 (add_operand): Delete.
3066 (non_add_cint_operand): Delete.
3067 (logical_operand): Delete.
3068 (non_logical_cint_operand): Delete.
3069 (mask_operand): Delete.
3070 (mask_operand_wrap): Delete.
3071 (mask64_operand): Delete.
3072 (mask64_2_operand): Delete.
3073 (and64_operand): Delete.
3074 (and64_2_operand): Delete.
3075 (and_operand): Delete.
3076 (reg_or_mem_operand): Delete.
3077 (lwa_operand): Delete.
3078 (symbol_ref_operand): Delete.
3079 (call_operand): Delete.
3080 (current_file_function_operand): Delete.
3081 (input_operand): Delete.
3082 (rs6000_nonimmediate_operand): Delete.
3083 (rs6000_tls_symbol_ref): Delete.
3084 (save_world_operation): Delete.
3085 (restore_world_operation): Delete.
3086 (load_multiple_operation): Delete.
3087 (store_multiple_operation): Delete.
3088 (vrsave_operation): Delete.
3089 (mfcr_operation): Delete.
3090 (mtcrf_operation): Delete.
3091 (lmw_operation): Delete.
3092 (stmw_operation): Delete.
3093 (branch_comparison_operator): Delete.
3094 (branch_positive_comparison_operator): Delete.
3095 (scc_comparison_operator): Delete.
3096 (trap_comparison_operator): Delete.
3097 (boolean_operator): Delete.
3098 (boolean_or_operator): Delete.
3099 (min_max_operator): Delete.
3100 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
3101 (EASY_VECTOR_15): Moved to here.
3102 (EASY_VECTOR_15_ADD_SELF): Move to here.
3103 (PREDICATE_CODES): Delete.
3104 * config/rs6000/rs6000-protos.h: Delete predicate functions.
3105 Declare functions no longer static.
3106 * config/rs6000/predicates.md: New.
3107 * config/rs6000/rs6000.md: Include predicates.md
3109 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
3111 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
3112 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
3114 * cfgrtl.c (need_fake_edge_p): Likewise.
3115 * combine.c (distribute_notes): Likewise.
3116 * emit-rtl.c (try_split): Likewise.
3117 * recog.c (peephole2_opimize): Likewise.
3118 * reg-notes.def (ALWAYS_RETURN): Remove.
3119 * rtl.h (LCT_ALWAYS_RETURN): Remove.
3120 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
3121 * tree.h (ECF_ALWAYS_RETURN): Remove.
3123 2005-02-28 Roger Sayle <roger@eyesopen.com>
3126 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
3127 between different machine modes is never a "useless" conversion.
3129 2005-02-28 Geert Bosch <bosch@gnat.com>
3132 * doc/contrib.texi: List contributors for Ada front end
3134 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3136 * simplify-rtx.c (simplify_unary_operation_1,
3137 simplify_const_unary_operation): New, extracted from...
3138 (simplify_unary_operation): ... this one.
3139 (simplify_binary_operation_1,
3140 simplify_const_binary_operation): New, extracted from...
3141 (simplify_binary_operation): ... this one.
3142 * rtl.h (simplify_const_unary_operation,
3143 simplify_const_binary_operation): Add prototypes.
3145 2005-02-28 Julian Brown <julian@codesourcery.com>
3147 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
3148 building libjava and caused PR regression/20228.
3150 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3153 * Makefile.in (host_subdir): New.
3154 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
3155 * configure: Regenerate.
3157 2005-02-27 Zack Weinberg <zack@codesourcery.com>
3159 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
3160 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
3161 installation directory first.
3163 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
3166 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
3167 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
3168 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
3169 * config/cris/cris.md: Tweak comments referring to Q.
3170 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
3171 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
3172 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
3173 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
3174 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
3175 Insert spaces in constraints to align alternatives vertically for
3177 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
3180 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3182 PR rtl-optimization/17728
3183 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
3184 operand 0 from general_operand to move_dest_operand.
3186 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3188 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
3189 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
3190 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
3191 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
3193 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
3195 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
3196 * configure: Regenerate.
3197 * libada-mk.in: Remove CC; rename
3198 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
3200 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
3203 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
3204 for the lhs, also walk over the tree. Likewise for rhs.
3206 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
3208 * tree-ssa-dom.c (simple_iv_increment_p): New function.
3209 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
3210 Do not propagate value of iv before increment over the increment.
3212 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
3214 * c-parser.c: New file.
3215 * c-parse.in: Remove.
3216 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
3218 (c-parser.o): Add dependencies.
3219 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
3220 maintainer-clean, TAGS): Update.
3221 * c-config-lang.in (gtfiles): Update.
3222 * gengtype-lex.l: Don't handle "@@".
3223 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
3224 objc_build_synchronized, objc_begin_try_stmt,
3225 objc_begin_catch_clause, objc_finish_catch_clause,
3226 objc_build_finally_clause, objc_finish_try_stmt): New.
3227 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
3229 (c_parse_init): Update comment.
3230 * c-decl.c (c_init_decl_processing): Update comment.
3231 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
3232 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
3233 new c_declspecs members.
3235 2005-02-25 Julian Brown <julian@codesourcery.com>
3237 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3238 from being used for symbols with vague linkage when
3239 HAVE_GAS_COMDAT_GROUP is true.
3241 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3243 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
3245 2005-02-25 Steve Ellcey <sje@cup.hp.com>
3248 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
3249 (LIBGCC2_HAS_DF_MODE): New.
3250 (LIBGCC2_HAS_XF_MODE): New.
3251 (LIBGCC2_HAS_TF_MODE): New.
3252 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3253 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3254 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3255 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3256 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
3257 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
3258 and add _fixtfdi, _fixunstfdi, _floatditf
3259 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
3260 L_fixunstfdi, L_floatditf.
3261 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
3262 (LIBGCC2_HAS_TF_MODE): Define.
3264 2005-02-25 Diego Novillo <dnovillo@redhat.com>
3266 PR tree-optimization/20204
3267 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
3268 REWRITE_THIS_STMT markers on PHI nodes.
3269 (rewrite_initialize_block): Likewise.
3271 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3273 * version.c (version_string): Update to 4.1.
3275 2005-02-25 Paolo Carlini <pcarlini@suse.de>
3277 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
3278 Clarify that the alternative way doesn't work in GNU C++.
3280 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3282 PR tree-optimization/19937
3283 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
3284 to the type of the induction variable.
3286 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
3288 PR rtl-optimization/20117
3289 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
3290 the block including noncopyable insn.
3292 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3294 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
3295 calls to find_reg_note.
3297 2005-02-24 Richard Henderson <rth@redhat.com>
3300 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
3303 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
3305 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
3306 vector types if to use base reg for misaligned non-word ld/std.
3308 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3311 * config/cris/cris.c (cris_target_asm_function_prologue): Create
3312 dwarf2 label manually and put it after, not before the prologue.
3314 2005-02-24 David Edelsohn <edelsohn@gnu.org>
3317 * reload.c (operands_match_p): Only increment register number for
3318 SCALAR_INT_MODE_P modes in multiple hard registers.
3320 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
3323 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3325 * ChangeLog.5: Fix log message typo(s).
3326 * ChangeLog.7: Likewise.
3327 * ChangeLog.tree-ssa: Likewise.
3328 * cfgexpand.c: Fix comment typo(s).
3329 * conflict.c: Likewise.
3330 * defaults.h: Likewise.
3331 * dwarf2out.c: Likewise.
3333 * ggc-page.c: Likewise.
3334 * tree-eh.c: Likewise.
3335 * tree-ssa-dom.c: Likewise.
3337 2005-02-24 Jakub Jelinek <jakub@redhat.com>
3340 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
3341 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
3342 if SHARED is defined.
3345 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
3346 allow splitting only if operands 0 and 3 don't overlap.
3348 2005-02-24 Richard Henderson <rth@redhat.com>
3351 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
3352 (fold_builtin_1): Call them.
3353 * fold-const.c (fold_complex_mult_parts): Split out from ...
3354 (fold_complex_mult): ... here. Fix typo in both imaginary case.
3355 (fold_complex_div_parts, fold_complex_div): New.
3357 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
3359 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3361 * tree-ssa-ccp.c (visit_assignment): Verify that result of
3362 VIEW_CONVERT_EXPR is_gimple_min_invariant.
3364 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
3365 (print_node): Likewise.
3366 Print TYPE_SIZES_GIMPLIFIED.
3368 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3370 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
3371 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
3372 operands as commutative in constraints.
3374 2005-02-24 Diego Novillo <dnovillo@redhat.com>
3376 * tree-into-ssa.c: Re-organize internal functions.
3378 2005-02-24 Richard Henderson <rth@redhat.com>
3381 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
3383 * common.opt (fcx-limited-range): New.
3384 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
3385 * toplev.c (flag_complex_method): Initialize to 1.
3386 (process_options): Set flag_complex_method to 0 if
3387 flag_cx_limited_range.
3388 * doc/invoke.texi (-fcx-limited-range): New.
3390 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3392 * cse.c (delete_trivially_dead_insns): Speed up by using
3393 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
3396 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
3398 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
3399 functions when -mid-shared-library is being used.
3401 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3403 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
3404 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
3405 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
3406 * system.h: Poison LINK_LIBGCC_SPECIAL.
3408 2005-02-23 James E Wilson <wilson@specifixinc.com>
3410 * gengtype.c (note_insn_name): Make 1 element larger.
3412 2005-02-23 Roger Sayle <roger@eyesopen.com>
3415 PR rtl-optimization/20097
3416 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3417 BImode SUBREGs of SImode registers which confuse the ia64 backend.
3419 2005-02-23 David Edelsohn <edelsohn@gnu.org>
3421 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
3422 * t-aix52 (SHLIB_INSTALL): Same.
3424 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
3426 * genpreds.c: Update copyright.
3428 2005-02-23 Michael Beach <michaelb@ieee.org>
3431 * config/sparc/t-elf (startup files): Assemble with CPP.
3433 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
3435 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
3436 (write_predicate_expr): Likewise.
3438 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3440 PR tree-optimization/20100
3441 PR tree-optimization/20115
3442 * tree-optimize.c (init_tree_optimization_passes): Remove
3443 pass_maybe_create_global_var.
3444 * tree-pass.h (pass_maybe_create_global_var): Remove.
3445 * tree-ssa-alias.c (aliases_computed_p): Declare.
3446 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
3447 (count_calls_and_maybe_create_global_var): Remove.
3448 (pass_maybe_create_global_var): Remove.
3449 (init_alias_info): Do not declare aliases_computed_p.
3450 (maybe_create_global_var): If the function contains no
3451 call-clobbered variables and a mix of pure/const and regular
3452 function calls, create .GLOBAL_VAR.
3453 Mark all call-clobbered variables for renaming.
3454 (merge_pointed_to_info): Update comment.
3455 (add_pointed_to_var): Likewise.
3456 (is_escape_site): Likewise.
3457 Accept struct alias_info * instead of size_t *.
3459 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
3461 * tree-ssa-operands.c (get_call_expr_operands): If
3462 ALIASES_COMPUTED_P is false, do not add call-clobbering
3464 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
3465 (delete_tree_ssa): Likewise.
3467 2005-02-22 James E Wilson <wilson@specifixinc.com>
3469 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
3470 (do_compile): Do call it here.
3472 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3474 PR rtl-optimization/20017.
3475 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
3476 rest_of_handle_cse2, rest_of_handle_gcse): Call
3477 delete_dead_jumptables immediately before calling cleanup_cfg.
3479 2005-02-22 Devang Patel <dpatel@apple.com>
3482 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
3485 2005-02-22 David Edelsohn <edelsohn@gnu.org>
3487 * config/rs6000/aix.h (WINT_TYPE): Define.
3489 2005-02-22 Stan Shebs <shebs@apple.com>
3491 * config/rs6000/rs6000.c (rs6000_override_options): Default to
3492 natural alignment for 64-bit Darwin.
3493 (rs6000_parse_alignment_option): Warn about uses of -malign-power
3495 * doc/invoke.texi: Document this.
3497 2005-02-22 DJ Delorie <dj@redhat.com>
3499 * c-common.c (c_common_type_for_mode): Pass the mode's precision
3500 to make_[un]signed_type, not the mode itself.
3502 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3504 * cfg.c (cached_make_edge): Call make_edge if edge cache is
3505 not available. Use tail calls wherever possible.
3506 (make_edge): Call unchecked_make_edge to create an edge.
3508 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
3509 (coalesce_ssa_name): Don't check for
3510 SSANORM_USE_COALESCE_LIST.
3511 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
3513 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3515 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
3516 (rewrite_into_ssa): ... here.
3518 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
3520 PR tree-optimization/19786
3521 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
3522 tag to another's may-alias bitmap when adding to the other's list.
3524 2005-02-21 DJ Delorie <dj@redhat.com>
3526 * tree-ssa-loop-ivopts.c (computation_cost): Start register
3527 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
3528 registers in unsupported ways.
3529 * expmed.c (init_expmed): Likewise.
3531 2005-02-21 Stan Cox <scox@redhat.com>
3533 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
3535 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3537 * tree-cfg.c (fold_cond_expr_cond): New.
3538 (make_edges): Call fold_cond_expr_cond.
3539 (find_taken_edge): Accept nothing but INTEGER_CST.
3540 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
3542 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
3544 * flow.c (delete_dead_jumptables): Speed up by scanning insns
3545 that do not belong to any basic block.
3547 2005-02-21 Jeff Law <law@redhat.com>
3549 * cfganal.c (find_unreachable_blocks): Manually CSE load of
3552 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3554 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
3555 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
3556 Adjust their definitions.
3557 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
3558 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
3560 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
3561 genautomata.c, langhooks.c, langhooks.h, system.h,
3562 config/arm/lib1funcs.asm: Update copyright.
3564 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3566 * dbxout.c (dbxout_function_end): Emit Lscope label always.
3568 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
3571 * doc/install.texi: Document --with-gc.
3573 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
3575 * simplify-rtx.c (simplify_unary_operation): Add a missing
3578 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3580 PR tree-optimization/18663
3581 * tree-ssa-dom.c (extract_range_from_cond): Return 0
3582 if the type has variable bounds.
3584 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
3586 * gcse.c: Remove an obsolete comment.
3588 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
3590 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
3592 * doc/extend.texi (Function Attributes) <Attribute const>: The
3593 attribute "pure" is below this text, not above.
3595 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3597 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
3598 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
3599 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
3601 2005-02-20 Zack Weinberg <zack@codesourcery.com>
3604 * langhooks.h (struct lang_hooks): Add to_target_charset.
3605 * langhooks.c (lhd_to_target_charset): New function.
3606 * langhooks-def.h: Declare lhd_to_target_charset.
3607 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
3608 (LANG_HOOKS_INITIALIZER): Update.
3609 * c-common.c (c_common_to_target_charset): New function.
3610 * c-common.h: Declare it.
3611 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
3612 c_common_to_target_charset.
3614 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
3615 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
3617 * system.h: Poison them.
3618 * doc/tm.texi: Don't discuss them.
3619 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
3620 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
3621 (pp_c_char): Do not attempt to generate letter escapes for
3623 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
3624 * config/mips/mips.c (mips_output_ascii): Likewise.
3626 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
3628 PR tree-optimization/19951
3629 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
3632 2005-02-19 Steven Bosscher <stevenb@suse.de>
3635 * function.h (struct function): New field `max_loop_depth'.
3636 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
3637 (flow_loops_find): Reset the max loop depth count before finding loops.
3638 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
3639 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
3640 (calculate_global_regs_live): Make sure the loop will terminate
3641 when the initial sets are not empty.
3643 2005-02-19 Zack Weinberg <zack@codesourcery.com>
3645 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
3647 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
3649 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
3652 * doc/invoke.texi: Remove documentation of %M spec.
3654 (init_spec): Remove %M suffix from -lgcc_s.
3655 (do_spec_1): Remove 'M' case.
3656 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
3657 to put shared libraries in the multilib directory. Remove the
3658 shlib_so_soname substitution variable. Don't add a multilib encoding
3659 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
3660 reported by -print-multi-os-directory. Pass @multilib_dir@ to
3661 SHLIB_INSTALL as well as SHLIB_LINK.
3662 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
3663 (SHLIB_NAME): Delete.
3664 (SHLIB_DIR): New macro.
3665 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
3666 (SHLIB_INSTALL): Adjust accordingly.
3667 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
3668 * config/t-slibgcc-sld: Likewise.
3669 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
3670 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
3671 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
3673 (SHLIBUNWIND_INSTALL): Adjust accordingly.
3674 * config/i386/t-nwld (SHLIB_SONAME): Delete.
3675 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
3676 Use @shlib_base_name@ instead of @shlib_so_name@.
3677 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
3678 and @shlib_base_name@.so in @multilib_dir@.
3679 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
3680 to the install path.
3681 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
3682 (SHLIB_LINK): Remove previous workaround.
3683 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
3684 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
3685 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
3687 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
3688 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
3689 (SHLIB_INSTALL): Adjust accordingly.
3690 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
3691 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
3692 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
3693 config/t-slibgcc-elf-ver.
3695 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
3696 Jakub Jelinek <jakub@redhat.com>
3698 PR tree-optimization/19828
3699 * tree-ssa-loop-im.c: Add a TODO comment.
3700 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
3701 without side-effects.
3703 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3705 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
3708 2005-02-18 James E. Wilson <wilson@specifixinc.com>
3710 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
3711 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
3712 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
3714 (ia64_reorg): Delete fixup_errata call.
3715 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
3716 (TARGET_SWITCHES): Delete -mb-step entry.
3718 2005-02-19 Jakub Jelinek <jakub@redhat.com>
3721 * c-typeck.c (composite_type): Handle quals in transparent unions.
3722 (type_lists_compatible_p): Likewise.
3724 2005-02-18 Stan Shebs <shebs@apple.com>
3726 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
3727 expressions in the .literal8 section.
3729 2005-02-18 Geoffrey Keating <geoffk@apple.com>
3731 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
3733 2005-02-18 Roger Sayle <roger@eyesopen.com>
3735 * fold-const.c (constant_boolean_node): Always create values of the
3736 specified type, don't bother calling truthvalue_conversion.
3738 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3740 * except.c (output_function_exception_table): Call
3741 assemble_external_libcall (eh_personality_libfunc).
3743 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3746 * config/ia64/ia64.h (struct machine_function): Add state_num.
3747 * config/ia64/ia64.c (process_epilogue,
3748 process_for_unwind_directive): Use new unwind state numbers each
3749 time rather than state 1.
3751 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3754 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
3755 before the "*llgt_didi" pattern.
3757 2005-02-18 Jason Merrill <jason@redhat.com>
3759 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
3761 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
3763 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
3764 (div0): Use it in place of ARM_FUNC_ALIAS.
3765 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
3767 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
3770 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
3771 access, the lower bound of the array type if it exists.
3773 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
3776 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
3777 cases that are out-of-range for the index type.
3779 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3781 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
3782 (estimate_case_costs): Don't call convert.
3783 * expmed.c (expand_shift): Likewise.
3784 (make_tree): Call fold_convert instead of convert.
3786 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3789 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
3790 that ref to be marked MEM_READONLY_P doesn't have base that needs
3793 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3795 * genautomata.c (output_get_cpu_unit_code_func,
3796 output_cpu_unit_reservation_p): Don't generate old-style function
3799 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3802 PR tree-optimization/20009
3803 * convert.c (convert_to_integer): Revert 2005-02-16 change.
3805 PR tree-optimization/18947
3806 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
3807 inline, remove all nodes that are inlined into the extern inline
3810 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3812 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
3813 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
3814 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
3815 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
3818 2005-02-17 Roger Sayle <roger@eyesopen.com>
3820 PR tree-optimization/19917
3821 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
3822 to be potentially trapping.
3824 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3826 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
3828 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
3830 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
3831 tem becomes a local variable which is set to the value of the
3832 back end defined INITIAL_FRAME_ADDRESS macro.
3833 (expand_builtin_frame_address): Omit the base parameter to
3834 expand_builtin_return_addr.
3835 (expand_builtin_profile_func): Likewise.
3836 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
3837 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
3838 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
3840 2005-02-17 Jakub Jelinek <jakub@redhat.com>
3842 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
3843 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
3844 * config/frv/frv.c (frv_function_epilogue): Likewise.
3846 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
3848 * lambda-code (perfect_nestify): Remove mark/unmark
3850 * tree-loop-linear.c (linear_transform_loops): Add
3851 rewrite_into_ssa call so that ssa is correct for
3852 rewriting into loop closed.
3854 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
3856 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
3857 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
3859 * bt-load.c (btr_def_live_range, combine_btr_defs,
3860 migrate_btr_def, migrate_btr_defs): Likewise.
3861 * cfgcleanup.c (thread_jump): Likewise.
3862 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
3863 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
3864 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
3865 df_rd_local_compute, df_reg_info_compute): Likewise.
3866 * dominance.c (init_dom_info, free_dom_info): Likewise.
3867 * flow.c (init_propagate_block_info,
3868 free_propagate_block_info): Likewise.
3869 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
3870 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
3871 modify_reg_pav): Likewise.
3872 * loop-invariant.c (find_defs, find_invariant_insn,
3873 find_invariants, free_inv_motion_data): Likewise.
3874 * predict.c (tree_predict_by_opcode,
3875 estimate_bb_frequencies): Likewise.
3876 * stmt.c (expand_case): Likewise.
3877 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
3878 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
3879 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
3880 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
3881 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
3882 rewrite_ssa_into_ssa): Likewise.
3883 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3884 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
3885 analyze_edges_for_bb, perform_edge_inserts): Likewise.
3886 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
3887 * tree-sra.c (tree_sra): Likewise.
3888 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
3889 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3890 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
3891 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3892 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
3893 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
3895 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
3896 calculate_live_on_entry, calculate_live_on_exit,
3897 build_tree_conflict_graph): Likewise.
3898 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
3899 record_important_candidates, set_use_iv_cost, find_depends,
3900 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
3901 tree_ssa_iv_optimize_finalize): Likewise.
3902 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
3903 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
3904 tree_duplicate_loop_to_header_edge): Likewise.
3905 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
3906 * tree-ssa.c (verify_flow_insensitive_alias_info,
3907 verify_name_tags, verify_ssa, init_tree_ssa,
3908 delete_tree_ssa): Likewise.
3909 * tree-ssanames.c (marked_ssa_names, init_ssanames,
3910 fini_ssanames): Likewise.
3911 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
3913 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
3915 * config/rs6000/t-rtems: Completely reworked.
3917 2005-02-17 Ira Rosen <irar@il.ibm.com>
3919 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
3921 2005-02-17 Ira Rosen <irar@il.ibm.com>
3923 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
3924 POINTER_TYPE_P when checking that type is a pointer.
3925 (vect_get_memtag): Remove.
3926 (vect_address_analysis): Use POINTER_TYPE_P. Call
3927 vect_object_analysis with dummy parameter for memtag.
3928 (vect_object_analysis): Extract memtag (functionality that
3929 used to be in vect_get_memtag and moved here). Fix printings.
3930 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
3931 with correct parameters. Remove call to vect_get_memtag.
3933 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
3935 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
3936 (tree-vectorizer.o): Added missing dependencies.
3938 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
3940 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
3941 declaration in tree-vectorizer.c, now has an extern declaration in
3943 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3944 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3945 get_vectype_for_scalar_type, vect_is_simple_use,
3946 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3947 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
3948 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
3949 vectorizable_store, vectorizable_operation, vectorizable_assignment,
3950 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
3951 find_loop_location): Likewise.
3953 * tree-vectorizer.c (langhooks.h): #include removed.
3954 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
3955 moved to tree-vectorized.h.
3956 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3957 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3958 get_vectype_for_scalar_type, vect_is_simple_use,
3959 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3960 vect_supportable_dr_alignment, new_loop_vec_info,
3961 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
3962 vect_set_verbosity_level, find_loop_location): Likewise.
3964 (vect_analyze_loop): Function externalized. Declaration moved to
3965 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
3966 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
3967 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
3968 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
3969 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
3970 vect_enhance_data_refs_alignment, vect_analyze_operations,
3971 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
3972 vect_stmt_relevant_p, vect_get_loop_niters,
3973 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
3974 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
3975 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
3976 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
3977 vect_get_memtag): Likewise.
3979 (vectorizable_load): Function externalized. Declaration moved to
3980 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
3981 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
3982 vect_transform_loop): Likewise.
3983 (vect_transform_stmt): Moved to tree-vect-transform.c.
3984 (vect_align_data_ref, vect_create_destination_var,
3985 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
3986 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
3987 vect_get_vec_def_for_operand, vect_init_vector,
3988 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
3989 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
3990 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
3991 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
3992 vect_do_peeling_for_loop_bound): Likewise.
3994 * tree-vect-analyze.c: New file.
3995 * tree-vect-transform.c: New file.
3997 2005-02-17 Jason Merrill <jason@redhat.com>
3999 PR mudflap/19319, c++/19317
4000 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
4003 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
4005 * doc/install.texi (Specific): Update link for Darwin-specific
4008 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
4010 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
4011 constant_boolean_node.
4013 2005-02-16 David Edelsohn <edelsohn@gnu.org>
4016 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
4017 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
4019 2005-02-16 Richard Henderson <rth@redhat.com>
4022 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
4024 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
4025 replace uses with Wtype_MAXp1_F.
4026 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
4027 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
4028 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
4029 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
4030 and HAVE_TFMODE as appropriate.
4031 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
4032 (__floatdisf): Likewise.
4033 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
4034 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
4035 (Wtype_MAXp1_F): New.
4036 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
4037 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
4039 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
4042 * arm.c (arm_apply_result_size): New function.
4043 * arm.h (APPLY_RESULT_SIZE): Define.
4044 * arm-protos.h (arm_apply_result_size): Add prototype.
4045 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
4046 (movxf): New expand.
4047 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
4048 (call_value_symbol): Remove predicate for operand 0.
4049 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
4050 (untyped_call): Rework to correclty return values for any type.
4051 (untyped_return): New expand.
4052 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
4054 2005-02-16 Stan Shebs <shebs@apple.com>
4056 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
4057 * config/rs6000/t-darwin8: New, for 64-bit multilib.
4059 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4061 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
4062 configure settings on Solaris 7 and later.
4064 2005-02-16 Diego Novillo <dnovillo@redhat.com>
4066 PR tree-optimization/19865
4067 * tree-optimize.c (init_tree_optimization_passes): Run
4068 pass_may_alias after pass_sra.
4070 2005-02-16 Richard Henderson <rth@redhat.com>
4071 Stuart Hastings <stuart@apple.com>
4074 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
4075 Do nothing if debug info suppressed for this function.
4076 (dbxout_begin_function): Early exit if debug info suppressed for
4079 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
4082 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
4084 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4086 PR tree-optimization/19967
4087 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
4088 expand_builtin_strchr, expand_builtin_strrchr): Take a new
4089 argument TYPE. Adjust calls to fold_builtin_XXX.
4090 (expand_builtin, fold_builtin_1): Adjust calls to
4092 (fold_builtin_strchr, fold_builtin_strpbrk,
4093 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
4094 result to a requested type TYPE.
4096 2005-02-16 Jakub Jelinek <jakub@redhat.com>
4099 * fold-const.c (fold): Don't optimize (T)(x & cst) to
4100 (T)x & (T)cst if (T)cst overflows.
4101 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
4102 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
4104 2005-02-15 Jeff Law <law@redhat.com>
4106 * gcse.c (blocks_with_calls): New bitmap.
4107 (alloc_gcse_mem): Allocate it.
4108 (free_gcse_mem): Free it.
4109 (clear_modifY_mem_tables): Clear it.
4110 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
4111 when we encounter CALL_INSNs.
4112 (compute_transp, case MEM): Handle blocks with calls separate
4113 from blocks without calls. Use bitmap iterators rather than
4116 2005-02-15 Peter O'Gorman <peter@pogma.com>
4119 * mklibgcc.in (vis_hide): Use a temporary object file, not
4122 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
4125 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
4126 access optimization.
4128 2005-02-15 David Edelsohn <edelsohn@gnu.org>
4129 Alan Modra <amodra@bigpond.net.au>
4132 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
4133 (_xlqsub): Rename to __gcc_qsub.
4134 (_xlqmul): Rename to __gcc_qmul.
4135 (_xlqdiv): Rename to __gcc_qdiv.
4136 Provide versioned symbol aliases with old names.
4137 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
4138 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
4139 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
4140 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
4141 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
4143 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4145 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
4146 Fold ~(A - 1) and ~(A + -1) to -A.
4148 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4152 * config/host-linux.c (linux_gt_pch_use_address): Copy from
4153 config/pa/pa-host.c:pa_gt_pch_use_address.
4155 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
4157 * tree-vn.c (get_value_handle): Make sure that given an
4158 is_gimple_min_invariant expression, we always return it.
4160 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4162 * passes.c (rest_of_handle_gcse): Fix a comment.
4164 2005-02-15 Jeff Law <law@redhat.com>
4166 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
4168 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
4169 (canon_list_insert, record_last_mem_set_info): Similarly.
4170 (clear_modify_mem_tables): Similarly.
4172 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4174 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
4175 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
4176 config/mips/mips.md, config/rs6000/aix.h,
4177 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
4179 2005-02-15 Richard Henderson <rth@redhat.com>
4181 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
4182 call to be best_edge.
4184 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4186 * basic-block.h: Adjust the prototype for find_basic_blocks.
4187 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
4188 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
4191 * flow.c (recompute_reg_usage): Remove all arguments.
4192 * passes.c (rest_of_compilation): Adjust the call to
4193 recompute_reg_usage.
4194 * rtl.h: Adjust the prototype for recompute_reg_usage.
4196 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
4198 * tree-dump.c (dump_files): Update to reflect new member
4200 (dump_register): Add new argument.
4202 (dump_switch_p_1): Check against glob name if doglob was passed.
4203 (dump_switch_p): Check against regular first, then glob if
4204 we didn't have any hits on the dump name.
4205 * tree-optimize.c (register_one_dump_file):
4206 Pass in glob name as well.
4207 * tree-pass.h (struct dump_file_info): Add glob
4210 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
4212 PR preprocessor/16323
4213 * doc/invoke.texi: Document that -Wendif-labels is on by default.
4215 2005-02-14 David Edelsohn <edelsohn@gnu.org>
4218 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
4219 (trunctfdf2_internal1): New.
4220 (trunctfdf2_internal2): Renamed from trunctfdf2.
4222 2005-02-14 Diego Novillo <dnovillo@redhat.com>
4224 PR tree-optimization/19853
4225 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
4227 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4229 * passes.c (rest_of_handle_loop_optimize): Remove calls to
4230 delete_dead_jumptables and cleanup_cfg.
4232 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
4234 * reload.c (find_reloads): Swap address_reloaded flags when
4235 swapping commutative operands.
4237 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
4239 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
4240 Use standard_iv_increment_position for computing the bsi position
4242 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
4245 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
4248 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
4249 life range of hard registers.
4250 * value-prof.c (insn_prefetch_values_to_profile): Only
4253 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
4254 profile in libcalls.
4256 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
4258 * bitmap.h (bitmap_and_compl_into): Return bool.
4259 * bitmap.c (bitmap_and_compl_into): Return changed flag.
4261 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4263 PR tree-optimization/19944
4264 * fold-const.c (fold): Re-add ABS_EXPR folding.
4266 2005-02-13 David Edelsohn <edelsohn@gnu.org>
4269 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
4270 {TARGET,MASK}_XL_COMPAT.
4271 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
4273 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
4274 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
4276 (rs6000_arg_partial_bytes): Same.
4277 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
4278 and XL compatibility enabled.
4279 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
4280 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
4281 test to final condition.
4282 (cmptf_internal2): New.
4283 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
4284 xl-compat. Add TFmode information to description.
4286 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
4288 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
4290 2005-02-13 Jason Merrill <jason@redhat.com>
4293 * fold-const.c (fold_indirect_ref_1): Split out from...
4294 (build_fold_indirect_ref): Here.
4295 (fold_indirect_ref): New fn.
4296 * tree.h: Declare it.
4297 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
4298 (gimplify_modify_expr_rhs): Likewise.
4299 (gimplify_expr): Likewise.
4301 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4303 PR tree-optimization/14303
4304 PR tree-optimization/15784
4305 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
4306 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
4307 ABS_EXPR<x> != 0 to x != 0.
4309 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
4311 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
4312 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
4313 spelling conventions.
4315 * passes.c (rest_of_handle_gcse): Don't run cse_main and
4316 delete_trivially_dead_insns too many times.
4318 * passes.c (rest_of_handle_gcse): Remove dead assignments to
4321 2005-02-12 Ira Rosen <irar@il.ibm.com>
4323 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
4324 (vect_is_simple_iv_evolution): Remove redundant parameter
4326 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
4327 without last parameter.
4328 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
4329 Return pointer step. Call vect_is_simple_iv_evolution without
4330 last parameter. Check only that the step is multiple of size
4331 type. Remove stmt_vinfo updates.
4332 (vect_get_memtag_and_dr): Remove.
4333 (vect_get_memtag): New function.
4334 (vect_address_analysis): New function.
4335 (vect_object_analysis): New function.
4336 (vect_analyze_data_refs): Call vect_object_analysis and
4337 vect_get_memtag. Update stmt_vinfo fields.
4339 2005-02-12 Ira Rosen <irar@il.ibm.com>
4341 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
4342 exist and are objects. Remove checks for pointer.
4343 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
4344 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
4345 (vect_create_data_ref_ptr): Likewise.
4346 (vect_base_addr_differ_p): New function.
4347 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
4348 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
4349 Don't set the DR_BASE_NAME field of data-ref.
4350 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
4352 2005-02-12 Uros Bizjak <uros@kss-loka.si>
4354 * optabs.h (enum optab_index): Add new OTI_ldexp.
4355 (ldexp_optab): Define corresponding macro.
4356 * optabs.c (init_optabs): Initialize ldexp_optab.
4357 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
4359 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
4361 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
4362 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
4364 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
4365 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
4368 2005-02-12 Ira Rosen <irar@il.ibm.com>
4370 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
4372 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
4374 (vect_get_base_and_offset): Always return an address.
4375 (vect_create_addr_base_for_vector_ref): Remove treatment for
4376 different data reference types.
4377 (vect_compute_data_ref_alignment): Rename base to base_address in
4378 stmt_vec_info. Get the object in order to force its alignment.
4379 (vect_get_memtag_and_dr): Rename base to base_address in
4380 stmt_vec_info. Extract the object for memtag analysis.
4382 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
4384 PR regression/19898.
4385 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
4386 changes cc_status, use apply modified_in_p to part of cc_status
4387 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
4390 2005-02-11 Richard Henderson <rth@redhat.com>
4392 * tree-complex.c (expand_complex_libcall): New.
4393 (expand_complex_multiplication): Use it for c99 compliance.
4394 (expand_complex_division): Likewise.
4395 * fold-const.c (fold_complex_add, fold_complex_mult): New.
4397 * builtins.c (built_in_names): Remove const.
4398 * tree.c (build_common_builtin_nodes): Build complex arithmetic
4400 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
4401 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
4402 (built_in_names): Remove const.
4403 * c-common.c (c_common_type_for_mode): Handle complex modes.
4404 * flags.h, toplev.c (flag_complex_method): Rename from
4405 flag_complex_divide_method.
4406 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
4407 __mulsc3, __muldc3, __mulxc3, __multc3): New.
4408 * libgcc2.h: Declare them.
4409 * libgcc-std.ver: Export them.
4410 * mklibgcc.in (lib2funcs): Build them.
4412 2005-02-11 Steven Bosscher <stevenb@suse.de>
4414 PR tree-optimization/19876
4415 Partially revert my change from 2005-01-14
4416 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
4417 (compute_antic): ...and remove the loop here.
4419 2005-02-11 Jakub Jelinek <jakub@redhat.com>
4422 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
4423 is number of inner's bits, avoid creating a BIT_FIELD_REF.
4425 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
4426 crtend.o if -pie. Use %{x:a;:b} spec syntax.
4428 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
4430 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
4431 offsets for the big-endian 32-bit case.
4433 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
4435 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4437 2005-02-11 Dale Johannesen <dalej@apple.com>
4439 * cselib.c (cselib_process_insn): Clear out regs where
4440 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
4441 * reload.c (find_equiv_reg): Ditto.
4443 2005-02-11 Ian Lance Taylor <ian@airs.com>
4445 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
4448 * tree.c (build_function_type_list): Work correctly if there are
4451 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
4453 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
4454 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
4455 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
4456 TARGET_ZARCH instead of TARGET_64BIT.
4458 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
4460 * config/rs6000/t-rtems:
4461 (MULTILIB_OPTIONS): Remove mcpu=602.
4462 (MUTLILIB_DIRNAMES): Remove m602.
4463 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
4464 Let mcpu=602 match mcpu=603.
4465 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
4467 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4469 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
4472 2005-02-10 David Daney <ddaney@avtrex.com>
4474 * config/alpha/linux-unwind.h: Add exception clause to copyright.
4475 * config/i386/linux-unwind.h: Likewise.
4476 * config/ia64/linux-unwind.h: Likewise.
4477 * config/mips/linux-unwind.h: Likewise.
4478 * config/pa/linux-unwind.h: Likewise.
4479 * config/rs6000/linux-unwind.h: Likewise.
4480 * config/s390/linux-unwind.h: Likewise.
4481 * config/sh/linux-unwind.h: Likewise.
4482 * config/sparc/linux-unwind.h: Likewise.
4484 2005-02-10 Steven Bosscher <stevenb@suse.de>
4486 PR tree-optimization/17549
4487 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
4488 TER to replace a DEF with its expression if the DEF and the
4489 rhs of the expression we replace into have the same root
4492 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
4494 * config/mips/mips.md: Fix the placement of the match_scratch in the
4497 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4499 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
4502 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
4504 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
4505 (strip_offset): Handle addresses.
4506 (add_address_candidates): Use strip_offset.
4507 (difference_cost): Reflect strip_offset change.
4508 (force_var_cost, difference_cost): Strip nops.
4510 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4512 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
4514 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
4515 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
4516 config/cris/cris-protos.h, config/cris/cris.c: Update
4519 2005-02-10 Jeff Law <law@redhat.com>
4521 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
4522 (lookup_avail_expr): Similarly.
4524 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
4526 * builtins.c (fold_builtin_powi): New function.
4527 (fold_builtin_1): Call it.
4529 2005-02-10 Steven Bosscher <stevenb@suse.de>
4531 PR documentation/19309
4532 * doc/cpp.texi: The __GNUC__ and related predefined macros
4533 are also defined for the "standalone" cpp.
4534 Some non-GCC compilers may also define __GNUC__.
4536 2005-02-10 Jakub Jelinek <jakub@redhat.com>
4539 * c-typeck.c (common_type): New routine. Old common_type renamed
4541 (c_common_type): ...this.
4542 (build_conditional_expr, build_binary_op): Use c_common_type instead
4545 2005-02-10 Steven Bosscher <stevenb@suse.de>
4547 * doc/md.texi: Replace @samp{length} with @code{length}.
4549 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4551 PR tree-optimization/18687
4552 * tree-flow.h (find_loop_niter): Declare.
4553 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
4554 Try using scev even for loops with more than one exit.
4555 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
4556 (struct ivopts_data): Added niters field.
4557 (struct nfe_cache_elt): New.
4558 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
4560 (tree_ssa_iv_optimize_init): Initialize niters cache.
4561 (determine_number_of_iterations): Removed.
4562 (find_induction_variables): Do not call determine_number_of_iterations.
4563 Access niters for single exit through niter_for_single_dom_exit.
4564 (add_iv_outer_candidates): Access niters for single exit through
4565 niter_for_single_dom_exit.
4566 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
4567 number_of_iterations_cond.
4568 (iv_period): New function.
4569 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
4570 (may_replace_final_value): Take data argument. Use
4571 niter_for_single_dom_exit.
4572 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
4573 (rewrite_use_compare): Pass data to may_eliminate_iv.
4574 (rewrite_use_outer): Pass data to may_replace_final_value.
4575 (free_loop_data): Clean up the niters cache.
4576 (tree_ssa_iv_optimize_finalize): Free the niters cache.
4577 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
4578 * tree-ssa-loop-niter.c (find_loop_niter): New function.
4579 (find_loop_niter_by_eval): Use tree_int_cst_lt.
4580 (num_ending_zeros): Moved to tree.c.
4581 * tree.h (num_ending_zeros): Declare.
4582 * tree.c (num_ending_zeros): Moved from tree.c.
4584 2005-02-09 Richard Henderson <rth@redhat.com>
4586 * builtins.c (DEF_BUILTIN): Add COND argument.
4587 * tree.h (DEF_BUILTIN): Likewise.
4588 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
4589 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
4591 (DEF_BUILTIN_STUB): New.
4592 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
4593 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
4594 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
4595 * c-common.c (DEF_BUILTIN): Add COND argument.
4596 * tree.c (local_define_builtin): New.
4597 (build_common_builtin_nodes): New.
4599 2005-02-09 Roger Sayle <roger@eyesopen.com>
4601 * fold-const.c (fold_strip_sign_ops): New function to simplify a
4602 floating point expression ignoring the sign of the result.
4603 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
4604 (fold) <MULT_EXPR>: Use it to simplify x*x.
4605 * tree.h (fold_strip_sign_ops): Prototype here.
4606 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
4607 argument. Use fold_strip_sign_ops to simplify the first argument.
4608 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
4609 first argument when the second argument is an even integer
4610 constant, but only with -funsafe_math_optimizations.
4611 (fold_builtin_1): Update call to fold_builtin_copysign.
4613 2005-02-09 Ian Lance Taylor <ian@airs.com>
4616 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
4617 just check whether EH_FILTER_FAILURE falls through.
4619 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
4621 * gcc/haifa-sched.c (schedule_block): Make queued sched group
4622 insns return to ready list in the next turn.
4624 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4627 * builtins.def: New __builtin_powi[lf].
4628 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
4629 (expand_builtin_powi): New function.
4630 (expand_builtin): Dispatch to expand_builtin_powi.
4631 * libgcc2.h: Add prototypes for __builtin_powi[lf].
4632 * libgcc2.c: Add __builtin_powi[lf] implementation.
4633 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
4634 * optabs.h: Add powi_optab.
4635 * optabs.c (init_optabs): Initialize powi_optab.
4636 * doc/extend.texi: Document __builtin_powi[lf].
4638 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
4640 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
4643 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4646 * fold-const.c (try_move_mult_to_index): Remove redundant
4647 type argument. Create ADDR_EXPR with correct type.
4648 (fold): Update callers of try_move_mult_to_index. Convert
4649 result to the appropriate type.
4651 2005-02-09 Roger Sayle <roger@eyesopen.com>
4654 * config/avr/avr.c (default_rtx_costs): Delete.
4655 (avr_operand_rtx_cost): New function.
4656 (avr_rtx_costs): Completely rewrite.
4658 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
4661 * config/cris/cris.c (in_code): New variable.
4662 (cris_output_addr_const): Now a static function, a wrapper for
4664 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
4665 case from old cris_output_addr_const.
4666 (cris_asm_output_label_ref): Similar for LABEL_REF.
4667 (cris_output_addr_const_extra): Similar for UNSPEC.
4668 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
4669 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
4670 * config/cris/cris-protos.h (cris_output_addr_const): Remove
4672 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
4673 (cris_asm_output_label_ref): Declare.
4675 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
4677 PR preprocessor/19801
4678 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
4679 filenames that changed when libcpp was moved to the toplevel.
4681 2005-02-07 Roger Sayle <roger@eyesopen.com>
4683 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4684 zero extensions of BImode operands. Call lowpart_subreg instead
4685 of gen_lowpart_common and gen_lowpart_SUBREG.
4687 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
4690 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
4691 * configure.ac: Set cc_for_cross_gnattools.
4692 * configure: Regenerate.
4694 2005-02-08 Alan Modra <amodra@bigpond.net.au>
4697 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
4699 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4702 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
4703 of nested functions.
4705 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
4707 * doc/extend.texi: Document deprecated extensions allowing
4708 static floating-point members to have initializers and allowing
4709 floating-point literals in integral constant expressions.
4711 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
4713 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
4714 config/darwin7.h, config/mips/mips.c,
4715 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
4718 * cse.c: Update comments.
4720 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
4723 * builtins.c (fold_builtin_sqrt): Transform
4724 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
4727 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
4728 Dorit Naishlos <dorit@il.ibm.com>
4730 * doc/invoke.texi (ftree-vectorizer-verbose): New.
4731 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
4732 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
4734 * tree.h (vect_set_verbosity_level): New extern function declaration
4736 * tree-vectorizer.h (verbosity_levels): New enum type.
4737 * tree-vectorizer.c (vect_debug_stats): Function removed.
4738 (vect_debug_details): Likewise.
4739 (vect_verbosity_level): Global variable was defined and initialized.
4740 (vect_dump): Global variable definition.
4741 (vect_print_dump_info): New function.
4742 (vect_set_dump_settings): New function.
4743 (vect_set_verbosity_level): New function.
4744 (vectorize_loops): Add call to vect_set_dump_settings.
4746 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
4747 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4748 (slpeel_tree_peel_loop_to_edge): Likewise.
4750 (vect_analyze_offset_expr): Call to vect_print_dump_info with
4751 appropriate verbosity level instead of call to vect_debug_details
4752 or vect_debug_stats.
4753 (vect_get_base_and_offset):
4754 (vect_create_addr_base_for_vector_ref):
4755 (get_vectype_for_scalar_type):
4756 (vect_create_data_ref_ptr):
4758 (vect_get_vec_def_for_operand):
4759 (vect_finish_stmt_generation):
4760 (vectorizable_assignment):
4761 (vectorizable_operation):
4762 (vectorizable_store):
4763 (vectorizable_load):
4764 (vect_transform_stmt):
4765 (vect_update_ivs_after_vectorizer):
4766 (vect_do_peeling_for_loop_bound):
4767 (vect_update_inits_of_drs):
4768 (vect_do_peeling_for_alignment):
4769 (vect_transform_loop):
4770 (vect_is_simple_use):
4771 (vect_analyze_operations):
4772 (vect_is_simple_iv_evolution):
4773 (vect_analyze_scalar_cycles):
4774 (vect_analyze_data_ref_dependence):
4775 (vect_analyze_data_ref_dependences):
4776 (vect_compute_data_ref_alignment):
4777 (vect_enhance_data_refs_alignment):
4778 (vect_analyze_data_refs_alignment):
4779 (vect_analyze_data_ref_access):
4780 (vect_analyze_data_ref_accesses):
4781 (vect_analyze_pointer_ref_access):
4782 (vect_get_memtag_and_dr):
4783 (vect_analyze_data_refs):
4784 (vect_mark_relevant):
4785 (vect_stmt_relevant_p):
4786 (vect_mark_stmts_to_be_vectorized):
4787 (vect_can_advance_ivs_p):
4788 (vect_get_loop_niters):
4789 (vect_analyze_loop_form):
4790 (vect_analyze_loop):
4791 (vectorize_loops): Likewise.
4793 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
4794 (vect_update_inits_of_drs):
4795 (vect_do_peeling_for_alignment):
4796 (vect_transform_loop):
4797 (vect_analyze_operations):
4798 (vect_analyze_scalar_cycles):
4799 (vect_analyze_data_ref_dependences):
4800 (vect_analyze_data_refs_alignment):
4801 (vect_analyze_data_ref_accesses):
4802 (vect_analyze_data_refs):
4803 (vect_mark_stmts_to_be_vectorized):
4804 (vect_get_loop_niters):
4805 (vect_analyze_loop_form):
4806 (vect_analyze_loop): Likewise.
4807 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
4809 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
4813 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4814 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4815 either -ffast-math or -funsafe-math-optimizations is in use.
4817 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4818 * config/mips/irix-csr.c: New file.
4819 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4820 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4821 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4824 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
4826 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
4827 redundant, incorrect definitions.
4829 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
4831 ("*tls_indirect_call"): New, reference hard regs directly.
4832 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
4834 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4836 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
4837 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
4839 2005-02-06 Roger Sayle <roger@eyesopen.com>
4841 PR rtl-optimization/19800
4842 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
4843 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
4846 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4848 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
4850 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
4853 * doc/invoke.texi: Correct documentation of -freorder-functions.
4855 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4858 * doc/invoke.texi: Don't mention gccbug.
4860 2005-02-06 Roger Sayle <roger@eyesopen.com>
4861 Andrew Pinski <pinskia@physics.uc.edu>
4862 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4864 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4865 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
4866 into just (zero_extract:SI FOO (const_int 1) BAR).
4868 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4870 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
4871 macro locally. Don't give last revision date. Use GCC version
4872 number from gcc-common.texi.
4873 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
4874 revision date. Use GCC version number from gcc-common.texi.
4875 Describe being a library as current state rather than as 3.x
4877 * doc/gcc.texi: Remove last update date.
4878 * doc/gccint.texi: Likewise. Update copyright dates.
4879 * doc/install.texi: Update copyright dates.
4881 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4884 * doc/invoke.texi: Mention for each option included in -Wall that
4885 it is included in -Wall.
4886 * doc/gcc.texi: Update copyright and last modification date.
4888 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4890 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
4891 unnecessary cast to original induction variable increments.
4893 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4895 PR tree-optimization/18219
4896 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
4897 in distributed form.
4899 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
4901 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
4902 Set bitpos and offset later in the function. Do nothing if the
4903 target is a register and if the bitfield lies completely outside
4905 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
4906 here. Return an uninitialised register if the source value is stored
4907 in a register and the bitfield lies completely outside that register.
4909 2005-02-06 Steven Bosscher <stevenb@suse.de>
4911 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
4914 2005-02-06 Marcin Dalecki <martin@dalecki.de>
4916 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
4918 2005-02-06 Geoffrey Keating <geoffk@apple.com>
4920 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
4921 * config/darwin8.h: New.
4922 * config/darwin7.h: Update comment.
4924 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4925 Dorit Naishlos <dorit@il.ibm.com>
4927 * tree-vectorizer.h (LOC): New type.
4928 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
4929 (loop_line_number): New field in struct _loop_vec_info.
4930 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
4932 * tree-vectorizer.c (input.h): Included.
4933 (find_loop_location): New function.
4934 (vect_debug_stats): Argument changed from loop to LOC. Computation of
4935 loop line number removed.
4936 (vect_debug_details): Likewise.
4937 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
4939 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
4940 call to vect_debug_details/stats changed from loop to loop_loc.
4941 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4942 (slpeel_tree_peel_loop_to_edge): Likewise.
4944 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
4945 changed from NULL to UNKNOWN_LOC.
4946 (vect_get_base_and_offset):
4947 (vect_create_addr_base_for_vector_ref):
4948 (get_vectype_for_scalar_type):
4949 (vect_create_data_ref_ptr):
4951 (vect_get_vec_def_for_operand):
4952 (vect_finish_stmt_generation):
4953 (vectorizable_assignment):
4954 (vectorizable_operation):
4955 (vectorizable_store):
4956 (vectorizable_load):
4957 (vect_transform_stmt):
4958 (vect_update_ivs_after_vectorizer):
4959 (vect_do_peeling_for_loop_bound):
4960 (vect_do_peeling_for_alignment):
4961 (vect_transform_loop):
4962 (vect_is_simple_use):
4963 (vect_analyze_operations):
4964 (vect_is_simple_iv_evolution):
4965 (vect_analyze_scalar_cycles):
4966 (vect_analyze_data_ref_dependences):
4967 (vect_compute_data_ref_alignment):
4968 (vect_enhance_data_refs_alignment):
4969 (vect_analyze_data_ref_access):
4970 (vect_analyze_data_ref_accesses):
4971 (vect_analyze_pointer_ref_access):
4972 (vect_get_memtag_and_dr):
4973 (vect_analyze_data_refs):
4974 (vect_mark_relevant):
4975 (vect_stmt_relevant_p):
4976 (vect_mark_stmts_to_be_vectorized):
4977 (vect_can_advance_ivs_p):
4978 (vect_get_loop_niters):
4979 (vect_analyze_loop):
4980 (vectorize_loops): Likewise.
4982 (vectorizable_load): Argument in call to vect_debug_details/stats
4983 changed from loop to LOOP_LOC (loop_vinfo).
4984 (vect_transform_loop):
4985 (vect_analyze_operations):
4986 (vect_analyze_scalar_cycles):
4987 (vect_analyze_data_ref_dependence):
4988 (vect_enhance_data_refs_alignment):
4989 (vect_analyze_data_ref_accesses):
4990 (vect_analyze_pointer_ref_access):
4991 (vect_analyze_data_refs):
4992 (vect_analyze_loop): Likewise.
4994 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
4995 changed from loop to loop_loc.
4997 (vect_enhance_data_refs_alignment): Removed unused variable loop.
4999 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5000 Dorit Naishlos <dorit@il.ibm.com>
5002 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
5004 (vect_analyze_data_ref_dependences): Likewise.
5006 (vect_is_simple_use): Argument changed from loop structure to
5007 loop_vect_info structure.
5008 (vect_can_advance_ivs_p): Likewise.
5009 (vect_create_index_for_vector_ref): Likewise.
5010 (vect_update_ivs_after_vectorizer): Likewise.
5011 (new_stmt_vec_info): Likewise.
5013 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
5014 changed from loop to loop_vinfo.
5015 (vect_create_data_ref_ptr): First argument in call to
5016 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
5017 (vectorizable_assignment): Second argument in call to vect_is_simple_use
5018 was changed from loop to loop_vinfo.
5019 (vectorizable_operation): Likewise.
5020 (vectorizable_store): Likewise.
5021 (vect_mark_stmts_to_be_vectorized): Likewise.
5022 (vect_do_peeling_for_loop_bound): First argument in call to
5023 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
5024 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
5025 was changed from loop to loop_vinfo.
5026 (vect_analyze_data_ref_dependences): Third argument in call to
5027 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
5029 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
5030 (vect_create_data_ref_ptr): Likewise.
5031 (vect_init_vector): Likewise.
5032 (vect_get_vec_def_for_operand): Likewise.
5033 (vectorizable_assignment): Likewise.
5034 (vectorizable_operation): Likewise.
5035 (vectorizable_store): Likewise.
5036 (vectorizable_load): Likewise.
5037 (vect_update_ivs_after_vectorizer): Likewise.
5038 (vect_is_simple_use): Likewise.
5039 (vect_analyze_data_ref_dependence): Likewise.
5040 (vect_analyze_pointer_ref_access): Likewise.
5041 (vect_can_advance_ivs_p): Likewise.
5043 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
5044 before _stmt_vec_info.
5045 (_stmt_vec_info): Loop field replaced by loop_vec_info.
5046 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
5047 (new_stmt_vec_info): Argument changed from loop structure to
5048 loop_vect_info structure
5050 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
5051 (vect_analyze_offset_expr): Avoid 80 columns overflow.
5052 (vect_create_addr_base_for_vector_ref): Likewise.
5053 (vect_analyze_pointer_ref_access): Likewise.
5055 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5058 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
5059 phi flag if the phi is abnormal.
5061 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5064 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
5065 information for the new statement.
5067 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5070 * gcc.c (main): Include the target in -v output.
5072 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
5074 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
5075 Do not drop the extend if we'd have to add a paradoxical subreg
5076 later. Include optabs.h and insn-codes.h.
5077 * Makefile.in (combine.o): Depend on $(OPTABS_H).
5079 2005-02-02 Roger Sayle <roger@eyesopen.com>
5082 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
5083 * fold-const.c (const_binop): Avoid constant folding floating
5084 point operations in modes that use composite representations.
5085 * simplify-rtx.c (simplify_binary_operation): Likewise.
5087 2005-02-02 Geoffrey Keating <geoffk@apple.com>
5089 * config/rs6000/altivec.md (altivec_dst): Make the first operand
5091 (altivec_dstt): Likewise.
5092 (altivec_dstst): Likewise.
5093 (altivec_dststt): Likewise.
5094 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
5097 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5099 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
5100 EXPR_LOCUS from orig_cond to the new cond_stmt.
5101 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
5104 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5106 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
5107 standard_iv_increment_position. Remove call to bsi_next
5108 (no need to bump the iterator anymore).
5109 (vect_create_index_for_vector_ref): Call
5110 standard_iv_increment_position. Remove second function argument.
5111 (vect_finish_stmt_generation): Remove call to bsi_next
5112 (no need to bump the iterator anymore).
5113 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
5114 to vect_create_index_for_vector_ref.
5116 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5118 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
5119 phis are used out of the loop.
5121 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5124 * c-decl.c (undef_nested_function): New variable.
5125 (pop_scope): Diagnose undefined nested functions.
5126 (finish_function): Don't attempt cgraph processing or genericizing
5127 if current top-level function contained an undefined nested
5128 function. Reset undef_nested_function at the end of a top-level
5131 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
5133 * tree.c (build_int_cst_type): Take sign of the value into account
5134 when deciding whether sign extend the value.
5136 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5139 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
5140 (cpp_options, cc1_options): Change %{std*&ansi} to
5141 %{std*&ansi&trigraphs}.
5143 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5145 * cse.c: Update comments.
5147 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
5149 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
5150 arguments go on the stack. Do not put complex doubles in odd/even
5153 2005-02-02 Steven Bosscher <stevenb@suse.de>
5155 * doc/invoke.texi: Update the options enabled at -O1, -O2,
5156 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
5157 -ftree-pre, and -fthread-jumps.
5159 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
5161 PR tree-optimization/19578
5162 * tree-flow.h (modified_noreturn_calls): Declare.
5163 (noreturn_call_p): Declare.
5164 * tree-flow-inline.h (noreturn_call_p): New function.
5165 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
5166 * tree-cfg.c (modified_noreturn_calls): New variable.
5167 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
5168 that contain a mid-block noreturn call.
5169 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
5171 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5173 * df.c (df_def_record_1, df_uses_record): Don't use
5175 * df.h (DF_FOR_REGALLOC): Remove.
5177 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5180 * c-typeck.c (really_start_incremental_init): Reset
5181 constructor_max_index for arrays of incomplete type.
5183 2005-02-02 Jeff Law <law@redhat.com>
5185 * gcse.c (struct reg_set): Store the block index where the register
5186 was set rather than the setting insn.
5187 (record_one_set, compute_transp): Corresponding changes.
5188 (pre_insert_copy_insn): Do not call replace_one_set.
5189 (replace_one_set): Remove.
5191 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5194 * doc/gcov.texi: Fix typo.
5196 2005-02-01 Richard Henderson <rth@redhat.com
5199 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
5200 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
5202 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
5203 * config/i386/i386-protos.h: Update.
5205 2005-02-01 Steven Bosscher <stevenb@suse.de>
5207 PR tree-optimization/19217
5208 * tree-cfg.c (verify_expr): Use the data field to see if TP was
5209 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
5210 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
5211 that it is walking a PHI node.
5213 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
5215 * doc/extend.texi (Nested Functions): Update.
5217 2005-02-01 Richard Henderson <rth@redhat.com>
5220 * optabs.c (expand_copysign_absneg): Export.
5221 * optabs.h (expand_copysign_absneg): Declare.
5222 * config/rs6000/rs6000.md (copysigntf3): New.
5224 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5226 PR tree-optimization/19633
5227 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
5228 * tree-ssa-alias.c (init_alias_info): Initialize.
5229 (merge_pointed_to_info): Set.
5230 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
5231 (dump_points_to_info_for): Show value of pt_null.
5232 (struct count_ptr_d): Declare.
5233 (find_ptr_dereference): Remove.
5234 (ptr_is_dereferenced_by): Remove.
5235 (count_ptr_derefs): New local function.
5236 (count_uses_and_derefs): New local function.
5237 (compute_points_to_and_addr_escape): Call it. If the number
5238 of dereferences is greater than zero, mark the pointer as
5239 dereferenced. If there are fewer dereferences than uses of
5240 the pointer, the pointer's value escapes.
5242 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5244 PR tree-optimization/19670
5245 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
5247 (verify_use): ... set it here, instead.
5249 2005-02-01 Janis Johnson <janis187@us.ibm.com>
5251 * doc/sourcebuild.texi (Test directives): Fix formatting.
5253 * doc/sourcebuild.texi (Test directives): Describe selector
5256 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
5258 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
5259 specific 64-bit CPUs.
5261 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
5264 * arm.c (arm_eliminable_register): New function.
5265 (adjacent_mem_locations): Don't allow eliminable registers. Use
5266 HOST_WIDE_INT for address offsets.
5267 * arm-protos.h (arm_eliminable_register): Add prototype.
5269 2005-02-01 Steven Bosscher <stevenb@suse.de>
5271 PR optimization/15242
5272 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
5273 * basic-block.h (duplicate_computed_gotos): Add prototype.
5274 * bb-reorder.c (duplicate_computed_gotos): New function to
5275 duplicate sufficiently small blocks ending in a computed jump.
5276 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
5277 if not optimizing for size.
5278 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
5279 never do tail merging for blocks ending in a computed jump.
5280 * doc/invoke.texi: Document the max-goto-duplication-insns param.
5282 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
5284 Patch from Richard Sandiford <rsandifo@redhat.com>
5285 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
5286 from inheriting a subreg equivalence with a non-spill register.
5288 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
5290 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
5292 * config/frv/frv.c (movcc_fp_destination_operand): New.
5293 (gpr_or_memory_operand): Fix typo in comment.
5294 (gpr_or_memory_operand_with_scratch): New.
5295 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
5296 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
5297 movcc_fp_destination_operand.
5298 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
5299 Legitimize memory addresses using a scratch register.
5301 2005-01-31 Jeff Law <law@redhat.com>
5303 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
5304 bitmap a sparse bitmap instead of a simple bitmap.
5305 (mark_def_sites_initialize_block): Corresponding changes.
5306 (ssa_mark_def_sites_initialize_block): Likewise.
5307 (ssa_mark_phi_uses): Likewise.
5308 (mark_def_site, ssa_mark_def_sites): Likewise.
5309 (mark_def_site_blocks): Likewise.
5310 (rewrite_ssa_into_ssa): Likewise.
5312 * tree-ssa-dom.c (record_cond): Pass correct variable type
5313 for last argument to htab_find_slot_with_hash.
5315 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
5316 effects when optimizing 0 % X. Do not try to optimize X % 0.
5318 2005-01-31 James E. Wilson <wilson@specifixinc.com>
5320 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
5323 2005-02-01 Eric Christopher <echristo@redhat.com>
5325 * config/mips/mips.c (override_options): Warn if -mint64
5327 * doc/invoke.texi (MIPS Options): Document that -mint64 is
5330 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
5332 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
5334 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
5335 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
5336 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
5337 (cached_regno): Initialize to INVALID_REGNUM.
5338 (cse_reg_info_table_size,
5339 cse_reg_info_table_first_uninitialized,
5340 cse_reg_info_timestamp): New.
5341 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
5343 (init_cse_reg_info, get_cse_reg_info_1): New.
5344 (get_cse_reg_info): Cache the last look-up.
5345 (new_basic_block): Update the code to clear mappings from
5346 registers to cse_reg_info entries.
5347 (cse_main): Call init_cse_reg_info.
5349 * cse.c (get_cse_reg_info): Update a comment.
5351 2005-01-31 Steven Bosscher <stevenb@suse.de>
5354 * c-decl.c (start_decl): Do not warn about arrays of elements with
5355 an incomplete type here.
5356 (grokdeclarator): Do it here by making a pedwarn an error.
5357 * c-typeck.c (push_init_level): If there were previous errors with
5358 the constructor type, do not warn about braces for initializers.
5359 (process_init_element): Likewise for excess initializer elements.
5361 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
5363 * cse.c (delete_trivially_dead_insn): Don't iterate.
5365 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
5367 * config/rs6000/rs6000.md (copysignsf3): New expand.
5368 (copysigndf3): Likewise.
5370 2005-01-31 Steven Bosscher <stevenb@suse.de>
5372 * recog.c (constrain_operands): Only look for earlyclobber operand
5373 conflicts if an '&' constraint was seen.
5375 2005-01-31 Marc Espie <espie@openbsd.org>
5377 * config.gcc: Don't include embedded systems fragment, switches default
5378 debugging format to ELF.
5379 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
5380 longer pick it up there.
5382 2005-01-31 Dale Johannesen <dalej@apple.com>
5384 * doc/extend.texi (nested functions): Fix linkage description.
5385 Clarify that static is not allowed.
5387 2005-01-31 Dale Johannesen <dalej@apple.com>
5389 * config/rs6000/darwin.md (movsf_low_di): Make work.
5390 (movdf_low_di): Make work.
5392 2005-01-31 Dale Johannesen <dalej@apple.com>
5394 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
5395 Make work for 64 bit.
5397 2005-01-31 Roger Sayle <roger@eyesopen.com>
5398 Dale Johannesen <dalej@apple.com>
5401 * fold-const.c (fold_binary_op_with_conditional_arg):
5402 Make types match original operands, before STRIP_NOPS.
5404 2005-01-31 Alan Modra <amodra@bigpond.net.au>
5406 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
5407 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
5408 (struct gcc_sigcontext): Delete. Merge contents to..
5409 (struct gcc_ucontext): ..here.
5410 (get_sigcontext): Delete.
5411 (get_regs): New function, like get_sigcontext but return regs ptr.
5412 64-bit version finds regs from r1 to support vdso.
5413 (ppc_linux_aux_vector): New function.
5414 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
5417 2005-01-31 Ira Rosen <irar@il.ibm.com>
5419 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
5421 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
5422 redundant fold. Fix misalignment for MINUS_EXPR.
5423 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
5424 (vect_analyze_pointer_ref_access): Likewise.
5425 (vect_get_memtag_and_dr): Likewise.
5427 2005-01-31 Richard Henderson <rth@redhat.com>
5429 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
5430 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
5431 absnegdf2_i387, absnegxf2_i387): Likewise.
5433 2005-01-31 Richard Henderson <rth@redhat.com>
5436 * optabs.c (expand_copysign_absneg): New.
5437 (expand_copysign_bit): Split out from ...
5438 (expand_copysign): ... here. Use expand_copysign_absneg.
5440 2005-01-30 Roger Sayle <roger@eyesopen.com>
5443 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
5444 constant as the second operand and a register as the third.
5446 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
5449 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
5450 that dllimport'd functions do not use all call-clobbered registers
5453 2005-01-30 Richard Henderson <rth@redhat.com>
5456 * optabs.c (expand_absneg_bit): Split out from expand_unop and
5457 expand_abs_nojump and generalize. Use operand_subword and
5458 emit_no_conflict_block. Support large modes.
5459 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
5461 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
5462 negation to subtraction.
5463 (expand_copysign): Check that the format has signed zeros.
5464 Use operand_subword and emit_no_conflict_block. Support large modes.
5466 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
5468 Fix PR tree-optimization/19624
5470 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
5471 * tree-ssa-pre.c: Add cfgloop.h.
5473 (pre_stats): New member, constified.
5474 (inserted_exprs): New static variable.
5475 (NECESSARY): New macro.
5476 (create_expression_by_pieces): Fold the expression, and
5477 mark it as defaulting to not necessary. Also put in
5479 (fully_constant_expression): New function.
5480 (insert_into_preds_of_block): Modify to not insert phis when we
5481 are playing with induction variables.
5482 Push phis onto the inserted_exprs vector, and mark them as not
5483 necessary by default.
5484 (insert_aux): Call fully_constant_expression on eprime.
5485 If all edges produce the same value, mark it constant.
5486 (mark_operand_necessary): New function.
5487 (remove_dead_inserted_code): New function.
5488 (init_pre): Init loop optimizer to get loop info.
5489 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
5490 (execute_pre): Commit edge inserts, then remove dead code.
5492 2005-01-30 Richard Henderson <rth@redhat.com>
5494 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
5495 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
5497 2005-01-30 Richard Henderson <rth@redhat.com>
5500 * config/i386/i386.c (ix86_expand_copysign): New.
5501 (ix86_split_copysign_const): New.
5502 (ix86_split_copysign_var): Rename from ix86_split_copysign,
5503 rearrange op1/nmask operands.
5504 * config/i386/i386-protos.h: Update.
5505 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
5506 (copysigndf3): Likewise.
5507 (copysignsf3_const, copysigndf3_const): New.
5508 (copysignsf3_var): Rename from copysignsf3, split out splitter
5509 and fix split predicate for X constraint.
5510 (copysigndf3_var): Similarly.
5512 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
5514 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
5515 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
5516 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
5518 2005-01-29 Richard Henderson <rth@redhat.com>
5521 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
5522 of # and * in constraints.
5524 2005-01-29 Richard Henderson <rth@redhat.com>
5527 * expr.c (store_field): Don't strip sub-mode cast when the input
5528 data is even smaller.
5530 2005-01-29 Richard Henderson <rth@redhat.com>
5533 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
5536 2005-01-29 Richard Henderson <rth@redhat.com>
5538 * combine.c (make_field_assignment): Fix argument order
5541 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
5543 PR tree-optimization/15791
5544 * fold-const.c (extract_array_ref): New function.
5545 (fold): Fold comparisons between &a[i] and &a[j] or
5546 semantically equivalent trees.
5548 2005-01-29 Jeff Law <law@redhat.com>
5550 * gcse.c (insert_expr_in_table): Revamp handling of available
5551 and anticipatable occurrence lists to avoid unnecessary list
5553 (insert_set_in_table): Similarly.
5555 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
5557 * c-common.c (fix_string_type): Just use c_build_qualified_type to
5559 (c_build_qualified_type): Build qualified array types with
5560 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
5561 * c-decl.c (c_make_fname_decl): Build unqualified array type
5562 before qualified type.
5563 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
5564 type is qualified, not just if type itself is. Don't apply
5565 qualifiers to array type when declarator is processed. Apply
5566 qualifiers to field type whether or not it is an array type.
5567 Don't handle array types specially for applying qualifiers to
5569 * c-typeck.c (composite_type): Build unqualified element type and
5570 array type when forming composite of array types.
5571 (common_pointer_type, comptypes, comp_target_types,
5572 type_lists_compatible_p, build_indirect_ref, build_array_ref,
5573 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
5575 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
5576 (args2) in variables a1 and a2.
5578 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
5580 * cse.c (n_elements_made, max_elements_made): Remove.
5581 (insert): Don't touch n_elements_made.
5582 (cse_main): Don't touch n_elements_made or max_elements_made.
5584 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
5587 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
5588 configuration part of dp-bit.c to be lost.
5590 2005-01-28 Roger Sayle <roger@eyesopen.com>
5592 * expmed.c (expand_mult_highpart_optab): When attempting to use
5593 a non-widening multiplication in a wider mode, the operands need
5594 to be converted (zero or sign extended) to that mode.
5596 2005-01-28 Ian Lance Taylor <ian@airs.com>
5600 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
5601 through if both operands fall through.
5603 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5605 * cse.c (fold_rtx) <PC>: Don't optimize.
5607 2005-01-28 Jeff Law <law@redhat.com>
5609 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
5610 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
5612 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5614 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
5615 cse_reg_info_used_list_end): Remove.
5616 (cse_reg_info_list, cse_reg_info_list_free): New.
5617 (get_cse_reg_info): When allocating an instance of
5618 cse_reg_info, add it to the beginning of the cse_reg_info_list
5619 list. Remove code to maintain cse_reg_info_used_list.
5620 (new_basic_block): Reset the free list to the beginning of
5623 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
5625 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
5626 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
5627 (frv_expand_mdpackh_builtin): New function.
5628 (frv_expand_builtin): Use it to expand __MDPACKH.
5629 * doc/extend.texi (__MDPACKH): Update documentation.
5631 2005-01-28 Uros Bizjak <uros@kss-loka.si>
5633 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
5634 SSE_FLOAT_MODE_P for use_sse computation.
5636 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
5639 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
5641 2005-01-27 Richard Henderson <rth@redhat.com>
5643 * builtins.c (expand_builtin_copysign): New.
5644 (expand_builtin): Call it.
5645 * genopinit.c (optabs): Add copysign_optab.
5646 * optabs.c (init_optabs): Initialize it.
5647 (expand_copysign): New.
5648 * optabs.h (OTI_copysign, copysign_optab): New.
5649 (expand_copysign): Declare.
5651 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
5652 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
5654 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
5655 (ix86_expand_fp_absneg_operator): ... here.
5656 (ix86_split_copysign): New.
5657 * config/i386/i386-protos.h: Update.
5658 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
5659 (copysignsf3, copysigndf3): New.
5661 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
5662 (copysignsf3, ncopysignsf3): New.
5663 (copysigndf3, ncopysigndf3): New.
5664 (copysignxf3, ncopysignxf3): New.
5665 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
5667 2005-01-27 Arend Bayer <arend.bayer@web.de>
5668 Kazu Hirata <kazu@cs.umass.edu>
5670 * cse.c: (find_best_addr): Don't call copy_rtx before calling
5671 fold_rtx. Save cost recomputation if fold_rtx did nothing.
5672 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
5675 2005-01-27 Jeff Law <law@redhat.com>
5677 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
5678 definitions of SSA_NAMEs which are not being rewritten.
5679 (rewrite_ssa_into_ssa): Only initialize the current definition
5680 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
5681 If checking is enabled, assert that SSA_NAME_AUX is clear for all
5682 SSA_NAMEs before returning.
5684 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
5686 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
5687 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
5688 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
5689 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
5690 config/mips/iris6.h, config/sh/sh.c: Update copyright.
5692 2005-01-27 Steven Bosscher <stevenb@suse.de>
5695 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
5696 higher to -O2 and higher. Likewise for tree PRE.
5697 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
5700 2005-01-27 Ian Lance Taylor <ian@airs.com>
5703 * gimple-low.c (try_catch_may_fallthru): New static function.
5704 (block_may_fallthru): Handle TRY_CATCH_EXPR.
5705 * tree-inline.c (expand_call_inline): Don't warn about reaching
5706 the end of a non-void function being inlined if the function uses
5709 2005-01-27 Jakub Jelinek <jakub@redhat.com>
5711 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
5714 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
5715 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
5716 (implicitly_declare): Handle error_mark_node.
5718 2005-01-27 Richard Henderson <rth@redhat.com>
5721 * tree.h (struct tree_decl): Add debug_expr_is_from.
5722 (DECL_DEBUG_EXPR_IS_FROM): New.
5723 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
5724 * dwarf2out.c (dwarf2out_var_location): Update to match.
5725 * tree-outof-ssa.c (create_temp): Likewise.
5726 * var-tracking.c (track_expr_p): Likewise.
5727 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
5728 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
5729 * toplev.c (default_tree_printer): Likewise.
5731 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
5733 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
5734 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
5736 2005-01-27 Steven Bosscher <stevenb@suse.de>
5738 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
5739 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
5740 ASM_CLOBBERS): Add tree checks.
5742 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
5743 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
5744 * c-common.def (SWITCH_STMT): Update to match.
5745 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
5746 macros instead of SWITCH_EXPR ones.
5747 * c-dump.c (c_dump_tree): Likewise.
5748 * c-gimplify.c (gimplify_switch_stmt): Likewise.
5749 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
5751 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
5753 2005-01-27 Alan Modra <amodra@bigpond.net.au>
5755 * unwind-dw2.c (execute_stack_op): Add missing cases for
5756 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
5758 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
5760 * config.gcc (Obsolete configurations): Remove 'dummy', add
5761 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
5764 2005-01-26 Diego Novillo <dnovillo@redhat.com>
5766 PR tree-optimization/19633
5767 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
5769 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
5770 are no call-clobbered variables.
5771 * tree-outof-ssa.c (check_replaceable): Return false for calls
5774 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
5776 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
5777 even for variables with NULL DECL_INITIAL.
5779 2005-01-26 Stuart Hastings <stuart@apple.com>
5781 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
5783 2005-01-26 Richard Henderson <rth@redhat.com>
5786 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5788 * expr.c (store_field): Strip conversions to odd-bit-sized types
5789 if the destination field width matches.
5791 2005-01-26 Richard Henderson <rth@redhat.com>
5793 * c-decl.c, expmed.c, expr.c: Revert last change.
5795 2005-01-26 Richard Henderson <rth@redhat.com>
5798 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5800 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
5801 if we don't need the bits above those present in the current mode.
5802 * expr.c (store_field): Strip conversions to odd-bit-sized types
5803 if the destination field width matches.
5805 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5807 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5808 either -ffast-math or -funsafe-math-optimizations is in use.
5810 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
5814 * config/avr/avr.c (notice_update_cc): Only set condition code for
5815 ashrqi3 if shift count > 0.
5816 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
5817 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
5818 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
5819 count <= 0 as a no-op, and shift count >= width by copying zero
5820 or sign bit to all bits of the result.
5821 * config/avr/avr.md (all shifts): Add alternatives for zero shift
5822 count, with attribute "length" set to 0 and "cc" set to "none".
5824 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5826 * doc/invoke.texi: Document -mTLS.
5828 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
5829 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
5830 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
5831 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
5832 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
5833 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
5834 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
5835 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
5837 * configure.ac: Check for a TLS capable gas.
5839 * configure: Regenerate.
5841 2005-01-26 Richard Henderson <rth@redhat.com>
5844 * combine.c (make_field_assignment): Simplify store to zero_extract
5845 from a source with an overlapping mask.
5847 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5849 2004-11-11 Eric Christopher <echristo@redhat.com>
5851 * config/frv/frv.md: Add fr400_integer automaton. Don't
5852 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
5855 2005-01-26 Steven Bosscher <stevenb@suse.de>
5858 * cfgbuild.c (make_edges): Do not clear or set
5859 current_function_has_computed_jump.
5860 * function.h (struct function): Remove the has_computed_jump field.
5861 (current_function_has_computed_jump): Do not define.
5862 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
5863 in a computed jump. Ignore current_function_has_computed_jump.
5865 2005-01-26 Richard Henderson <rth@redhat.com>
5868 * expr.c (categorize_ctor_elements): New argument p_must_clear.
5869 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
5871 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
5872 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
5873 objects into static storage if they have more than one non-zero value.
5874 * tree.h (categorize_ctor_elements): Update decl.
5876 2005-01-26 Steven Bosscher <stevenb@suse.de>
5879 * tree.h (CALL_EXPR_TAILCALL): Add comment.
5880 * calls.c (check_sibcall_argument_overlap_1): Revert the change
5881 to this function from 2004-07-10.
5882 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
5883 the current function for tail call optimizations if the address
5884 of one of it its arguments is taken.
5886 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
5888 * cse.c (fold_rtx): Call equiv_constant only when necessary.
5890 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
5892 * function.c (expand_function_end): If current_function_calls_alloca,
5893 emit stack restore in a place that is reached when the function falls
5896 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
5898 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
5899 rule to avoid matching inappropriate suffix rule.
5901 2005-01-26 Jan Hubicka <jh@suse.cz>
5903 PR tree-optimization/19241
5904 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
5906 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5908 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
5909 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
5911 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
5912 <sim*>: Always use crt1.o, regardless of N in simN.
5913 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5914 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
5915 (CRT_CALL_STATIC_FUNCTION): Remove.
5916 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
5917 use crt1.o, regardless of N in simN.
5918 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5919 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
5920 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
5921 case isystem setting.
5922 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
5924 2005-01-25 Ian Lance Taylor <ian@airs.com>
5926 * gimple-low.c (block_may_fallthru): Correct handling of
5927 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
5929 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5931 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
5932 handlers to match indentation; nested under the mtune=* handler.
5933 Similar for mcpu= and march=.
5935 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
5937 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
5938 * config/mips/linux64.h (LIB_SPEC): Likewise.
5939 * config/mn10300/linux.h (LIB_SPEC): Likewise.
5940 * config/sh/linux.h (LIB_SPEC): Likewise.
5942 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
5944 * config/frv/frv.c (frv_legitimize_tls_address): New.
5945 (TARGET_HAVE_TLS): Define.
5946 (FRV_SYMBOL_REF_TLS_P): Define.
5947 (frv_override_options): Handle new register classes.
5948 (frv_legitimate_address_p): Reject tls addresses.
5949 (frv_legitimize_address): Handle TLS addresses.
5950 (gen_inlined_tls_plt): New.
5952 (frv_legitimize_tls_address): New.
5953 (unspec_got_name): Add TLS entries.
5954 (got12_operand): Add R_FRV_TLSMOFF12 case.
5955 (frv_emit_move): Fixup TLS addresses.
5956 (frv_emit_movsi): Legitimize TLS addresses.
5958 * config/frv/frv.h (MASK_BIG_TLS): New.
5959 (TARGET_BIG_TLS): New.
5960 (HAVE_AS_TLS): Define.
5961 (TARGET_SWITCHES): Add -mTLS and -mtls options.
5962 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
5963 (REG_CLASS_NAMES): Same.
5964 (REG_CLASS_CONTENTS): Same.
5965 (CONSTRAINT_LEN): New.
5966 (REG_CLASS_FROM_CONSTRAINT): New.
5967 (PREDICATE_CODES): Add symbolic_operand.
5969 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
5970 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
5971 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
5972 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
5973 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
5974 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
5975 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
5976 GR9_REG, GR14_REG, LRREG.
5977 (type): Add load_or_call attribute.
5978 ("load_or_call"): New reservation.
5979 ("call_gettlsoff"): New.
5980 ("tls_indirect_call"): New.
5981 ("tls_load_gottlsoff12"): New.
5982 ("tlsoff_hilo"): New.
5983 ("tls_tlsdesc_ldd"): New.
5984 ("tls_tlsoff_ld"): New.
5987 * config/frv/frv-protos.h (symbolic_operand): Protoize.
5989 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
5991 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5992 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
5993 * config/frv/frv.c (TLS_BIAS): Define.
5994 (frv_output_dwarf_dtprel): New.
5996 2005-01-26 Jakub Jelinek <jakub@redhat.com>
5998 PR rtl-optimization/19579
5999 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
6000 both A and B, see if they don't clobber registers the other expr uses.
6002 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
6004 * real.c (do_add): Initialize signalling and canonical members.
6006 * real.c (real_from_integer): Zero out destination.
6008 2005-01-18 Jan Hubicka <jh@suse.cz>
6010 PR tree-optimize/19337
6011 * tree-inline.c (initialize_inlined_parameters): Copy
6012 saved_static_chain_decl only.
6014 2005-01-25 Richard Henderson <rth@redhat.com>
6018 * config/i386/i386.c (x86_inter_unit_moves): Zero.
6019 (ix86_preferred_reload_class): Rewrite fp-constant section, with
6020 80387 enabled, to return a proper subclass. Return the subset that
6021 overlaps with GENERAL_REGS for PLUS.
6022 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
6024 2005-01-25 Richard Henderson <rth@redhat.com>
6027 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
6029 2005-01-25 Roger Sayle <roger@eyesopen.com>
6031 * expmed.c (choose_multiplier): Change interface to return the
6032 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
6033 (expand_divmod): Update calls to choose_multiplier.
6035 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6038 * expmed.c (extract_bit_field): Use adjust_address instead of
6039 gen_lowpart when op0 is a MEM.
6041 2005-01-24 Steven Bosscher <stevenb@suse.de>
6043 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
6045 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6047 * config/mips/irix-csr.c: New file.
6048 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6049 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6050 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6053 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
6056 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
6057 sparc/elf.h, add sparc/sp-elf.h.
6058 (sparc-*-rtems*): Likewise.
6059 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
6060 tm-dwarf2.h, add sparc/sp-elf.h.
6061 (sparc86x-*-elf): Likewise.
6062 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
6063 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
6064 TARGET_OS_CPP_BUILTINS.
6065 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6066 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6068 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
6069 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
6070 (SWITCH_TAKES_ARG): Likewise.
6071 (LOCAL_LABEL_PREFIX): Likewise.
6072 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
6073 (TARGET_N_FORMAT_TYPES): Delete.
6074 (TARGET_FORMAT_TYPES): Likewise.
6075 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6076 * config/sparc/elf.h: Delete.
6077 * config/sparc/sp-elf.h: New file.
6079 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6081 * tree-flow-inline.h (phi_arg_from_edge): Remove.
6082 * tree-flow.h: Remove the corresponding prototype.
6083 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
6084 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
6086 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6089 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
6090 for AIX ABI or ELF -fPIC.
6091 (rs6000_emit_load_toc_table): Don't create toc_section here.
6092 (rs6000_xcoff_file_start): Nor here.
6094 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
6096 * sh.c (ra.h): Don't #include.
6097 (hard_regs_intersect_p): New function, resurrected from ra.c.
6099 * sh.c: Fix 1996 Copyright.
6101 2005-01-24 Richard Henderson <rth@redhat.com>
6102 Aldy Hernandez <aldyh@redhat.com>
6104 * regrename.c (note_sets): Handle subregs.
6106 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
6109 * genconditions.c (write_header, write_conditions): Elide file if
6112 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6114 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
6115 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
6118 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6120 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
6121 expand_builtin_printf, expand_builtin_fprintf,
6122 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
6123 checking against POINTER_TYPE.
6124 (validate_arglist): Handle POINTER_TYPE code by checking
6127 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
6129 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
6131 (for_each_rtx): Call for_each_rtx_1.
6132 * rtl.h (init_rtlanal): Declare.
6133 * toplev.c (backend_init): Call init_rtlanal.
6135 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6137 * flow.c (propagate_one_insn): Formatting.
6140 * flow.c (libcall_dead_p): Be more conservative if unsure.
6141 If there are any instructions between insn and call, see if they are
6142 all dead before saying the libcall is dead.
6144 2005-01-24 Uros Bizjak <uros@kss-loka.si>
6146 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
6147 operand constraint for operand 0.
6149 2005-01-23 Richard Henderson <rth@redhat.com>
6152 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
6153 edges leading to join block.
6155 2005-01-23 Roger Sayle <roger@eyesopen.com>
6157 * expmed.c (expand_mult_highpart): Make static. Change type of
6158 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
6159 (expand_divmod): Updates calls to expand_mult_highpart by using
6160 gen_int_mode to pass a CONST_INT rtx.
6161 * rtl.h (expand_mult_highpart): Remove prototype.
6163 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6165 * flow.c (regset_bytes, regset_size): Remove.
6167 * cfganal.c: Fix a reference to Harvey's paper.
6169 2005-01-23 Steven Bosscher <stevenb@suse.de>
6171 PR rtl-optimization/19464
6172 * tree-optimize.c (init_tree_optimization_passes): Add one more
6173 copyrename pass just before out-of-ssa.
6175 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
6178 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
6179 * ggc-none.c (ggc_free): Define.
6181 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6183 * cse.c (max_reg, max_insn_uid): Remove.
6184 (cse_main): Don't access max_reg or max_insn_uid.
6186 * c-common.c (explicit_flag_signed_bitfields,
6187 lang_statement_code_p, lang_expand_function_end): Remove.
6188 * c-common.h: Remove the corresponding declarations.
6189 * c-opts.c (c_common_handle_option): Remove all write access
6190 to explicit_flag_signed_bitfields.
6192 * cgraph.c (cgraph_varpool_n_nodes): Remove.
6193 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
6194 * cgraph.h: Remove the corresponding declaration.
6196 * gcse.c (null_pointer_info): Remove.
6198 2005-01-23 Roger Sayle <roger@eyesopen.com>
6199 Eric Botcazou <ebotcazou@libertysurf.fr>
6201 * combine.c (simplify_logical): Only simplify logical expressions
6202 of the form ior(and(x,y),z) by the inverse distributive law if the
6203 result is cheaper than the original.
6205 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6207 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
6208 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
6209 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
6210 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
6211 config/freebsd-spec.h, config/arm/arm.h,
6212 config/h8300/h8300.md, config/i386/i386.md,
6213 config/i386/predicates.md, config/i386/sse.md,
6214 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
6215 config/vax/vax.md: Fix comment typos. Follow spelling
6218 2005-01-23 Steven Bosscher <stevenb@suse.de>
6220 * gengtype.c (walk_type): Produce `not equal to' compares for loop
6221 tests, instead of `less than'.
6223 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
6225 * function.c (assign_parm_setup_block): When creating a new stack slot
6226 for a parameter, get its alignment from the parameter's DECL_ALIGN
6227 rather than the type's TYPE_ALIGN. Make sure that the parameter
6228 is at least word aligned.
6230 2005-01-22 Roger Sayle <roger@eyesopen.com>
6233 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
6235 2005-01-22 Richard Henderson <rth@redhat.com>
6238 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
6239 in both compare operands.
6240 (movdfcc_1_sse_max): Likewise.
6241 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
6242 (movdfcc_1_sse): Likewise.
6243 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
6244 scratch register as needed.
6246 2005-01-22 Richard Henderson <rth@redhat.com>
6248 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
6250 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
6252 2005-01-22 Richard Henderson <rth@redhat.com>
6254 * genopinit.c (optabs): Use smin/smax for floating point too.
6255 * doc/md.texi: Update to match. Clarify that floating point
6256 results are undefined for +0/-0 and NaN.
6257 * doc/rtl.texi: Likewise.
6258 * rtl.def (SMIN, SMAX): Likewise
6259 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
6261 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
6262 leading 's' to the name.
6263 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
6264 smaxxf3, sminxf3): Likewise.
6265 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
6268 2005-01-22 Paul Brook <paul@codesourcery.com>
6270 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
6272 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
6274 * config/s390/s390.c (struct processor_costs): New fields
6275 dlgr, dlr, dr, dsgfr, dsgr.
6276 (z900_cost, z990_cost): Values for new fields.
6277 (s390_rtx_costs): New cases MEM und COMPARE in switch
6278 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
6279 DIV, MOD, UDIV, UMOD.
6281 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6283 * config/s390/s390.md ("doloop_si64"): Reload input value directly
6284 into the register being decremented.
6285 ("doloop_si31", "doloop_di"): Likewise.
6286 ("*doloop_si_long"): Adapt pattern.
6288 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6290 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
6292 (CLASS_MAX_NREGS): Likewise.
6294 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
6296 * doc/tree-ssa.texi (Statement Operands): Add example for new
6297 must-def macro. Note deprecation of old operands interface.
6299 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
6301 PR tree-optimization/19484
6302 * tree-cfg.c (remove_fallthru_edge): New function.
6303 (cleanup_control_flow): Remove fallthru edges from calls that are
6304 now known not to return.
6306 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6308 Fix PR tree-optimization/19038
6309 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
6310 copies with loop variant ones.
6312 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
6314 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
6315 config/alpha/alpha-protos.h, config/alpha/alpha.h,
6316 config/alpha/alpha.md, config/alpha/predicates.md,
6317 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
6318 config/sparc/sol2.h: Update copyright.
6320 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
6321 first label to see if it is a nonlocal label.
6323 2005-01-22 David Edelsohn <edelsohn@gnu.org>
6324 Andrew Pinski <pinskia@physics.uc.edu>
6327 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
6328 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
6330 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6332 * config/rs6000/rtems.h: Update copyright.
6334 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6337 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
6338 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
6339 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
6341 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6344 * c-typeck.c (convert_arguments): Check for error_mark_node.
6346 2005-01-21 Ian Lance Taylor <ian@airs.com>
6348 PR tree-optimization/13000
6349 * tree-inline.c: Include "tree-flow.h".
6350 (expand_call_inline): If warn_return_type, warn if non-void inline
6351 function falls through.
6352 * tree-cfg.c (execute_warn_function_return): Don't warn about
6353 control reaching end if TREE_NO_WARNING is set. Set
6355 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
6357 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
6358 branch if we don't need one.
6359 * c-typeck.c: Include "tree-flow.h"
6360 (c_finish_bc_stmt): Don't add a goto if the current statement
6361 list doesn't fall through to the current point.
6363 2005-01-21 Roger Sayle <roger@eyesopen.com>
6365 PR rtl-optimization/576
6366 * real.c (real_arithmetic): Change return type from void to bool
6367 to return an indication that the result may be inexact.
6368 * real.h (real_arithmeric): Update prototype.
6369 * fold-const.c (const_binop): Don't constant fold floating
6370 point expressions when the user specifies -frounding-math and
6371 the result may depend upon the run-time rounding mode.
6372 (fold_convert_const_real_from_real): Clean-up.
6373 (fold_initializer): Ignore flag_rounding_math for initializers.
6374 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
6375 constant fold FP operations with flag_rounding_math if the
6376 result may depend upon the run-time rounding mode.
6378 2005-01-21 Tom Tromey <tromey@redhat.com>
6380 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
6382 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
6384 * tree-cfg.c: Fix comment typos.
6386 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
6388 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
6389 around the call to rest_of_handle_branch_target_load_optimize.
6391 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6393 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
6394 (sparc64-*-openbsd*): Likewise.
6395 (sparclite-*-elf*): Include tm-dwarf2.h.
6396 (sparc86x-*-elf*): Likewise.
6397 (sparc64-*-elf*): Likewise.
6398 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
6399 (DBX_DEBUGGING_INFO): Likewise.
6400 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
6401 (PREFERRED_DEBUGGING_TYPE): Likewise.
6402 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
6403 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
6404 (PREFERRED_DEBUGGING_TYPE): Likewise.
6405 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
6406 (PREFERRED_DEBUGGING_TYPE): Likewise.
6407 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
6409 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6412 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
6414 2005-01-20 Paul Brook <paul@codesourcery.com>
6416 * doc/rtl.texi: Document value extension requirements for CONST_INT.
6418 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6420 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
6421 label is first in a sequence of labels.
6423 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
6425 2005-01-20 Janis Johnson <janis187@us.ibm.com>
6426 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6428 * doc/sourcebuild.texi (Test Directives): New.
6430 2005-01-20 Roger Sayle <roger@eyesopen.com>
6432 * real.c (real_floor): Don't leave the result uninitialized when
6433 mode is VOIDMode, but return the unrounded intermediate value.
6434 (real_ceil): Likewise.
6436 2005-01-20 Paul Brook <paul@codesourcery.com>
6438 * config/arm/arm.md (insv): Use gen_int_mode.
6440 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6442 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
6443 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6444 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6445 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6446 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6448 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6451 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
6452 fbreg, so we have to assume we can't.
6453 (loc_descriptor_from_tree_1): Ditto.
6454 (containing_function_has_frame_base): New function.
6455 (add_location_or_const_value_attribute): Use it.
6456 Also try to generate a frame_base from a single element location
6459 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6461 PR tree-optimization/15349
6462 * timevar.def (TV_TREE_MERGE_PHI): New.
6463 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
6465 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
6466 calls to tree_forwarder_block_p.
6467 (remove_forwarder_block_with_phi, merge_phi_nodes,
6468 gate_merge_phi, pass_merge_phi): New.
6469 * tree-optimize.c (init_tree_optimization_passes): Add
6471 * tree-pass.h: Add an extern for pass_merge_phi;
6473 2005-01-20 Richard Henderson <rth@redhat.com>
6476 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
6477 (_mm_castps_pd, _mm_castps_si128): New.
6478 (_mm_castsi128_ps, _mm_castsi128_pd): New.
6480 2005-01-20 Richard Henderson <rth@redhat.com>
6483 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
6484 __builtin_ia32_vec_init_v2si.
6485 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
6486 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
6487 (ix86_init_mmx_sse_builtins): Create it.
6488 (ix86_expand_builtin): Expand it.
6489 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
6490 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
6491 (vec_extractv2si_0, vec_extractv2si_1): New.
6493 2005-01-20 Richard Henderson <rth@redhat.com>
6496 * config/i386/i386.c (ix86_expand_push): New.
6497 * config/i386/mmx.md (push<MMXMODE>1): New.
6498 * config/i386/sse.md (push<SSEMODE>1): New.
6499 * config/i386/i386-protos.h: Update.
6501 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6503 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
6506 2005-01-20 Richard Henderson <rth@redhat.com>
6508 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
6509 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
6511 2005-01-19 Richard Henderson <rth@redhat.com>
6514 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
6515 to V4SFmode in SSE1 fallback load path.
6517 2005-01-19 Richard Henderson <rth@redhat.com>
6519 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
6520 in QImode expansion to ix86_expand_vector_set.
6521 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
6523 2005-01-19 Richard Henderson <rth@redhat.com>
6526 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
6527 subclass of the input class.
6528 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
6529 Always true for cross-SSE1 classes. Rationalize conditionals.
6530 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
6531 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
6532 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
6533 (movdi_2): Add MMX/SSE zeros.
6534 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
6535 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
6536 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6537 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
6538 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
6539 (zero_extendsidi2_rex64_1): Remove.
6540 (MOV0 peephole): Check GENERAL_REG_P.
6542 2005-01-19 Richard Henderson <rth@redhat.com>
6545 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
6547 (ix86_expand_vector_extract): Likewise.
6549 2005-01-19 Richard Henderson <rth@redhat.com>
6552 * expr.c (emit_move_change_mode): New argument force; use
6553 simplify_gen_subreg if true.
6554 (emit_move_via_alt_mode): Merge into ...
6555 (emit_move_via_integer): ... here.
6556 (emit_move_ccmode): Use emit_move_change_mode directly.
6558 2005-01-19 Richard Henderson <rth@redhat.com>
6561 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
6562 (alpha_preferred_reload_class): Handle CONST_VECTOR.
6563 (alpha_emit_set_const_1): Add no_output parameter; don't emit
6565 (alpha_emit_set_const): Likewise. Make static.
6566 (alpha_emit_set_long_const): Make static.
6567 (alpha_extract_integer): Split out from alpha_expand_mov.
6568 (alpha_split_const_mov): Likewise.
6569 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
6570 (alpha_legitimate_constant_p): New.
6571 * config/alpha/alpha-protos.h: Update.
6572 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
6573 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
6574 * config/alpha/alpha.md (movsi): Add n alternative.
6575 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
6576 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
6577 (splitters for all of the above): Use alpha_split_const_mov.
6578 * config/alpha/predicates.md (non_add_const_operand): New.
6579 (non_zero_const_operand): New.
6580 (input_operand): Use alpha_legitimate_constant_p after reload.
6582 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6584 PR tree-optimization/19038
6585 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
6586 (add_candidate): Add ivs with increment in latch only if
6587 allow_ip_end_pos_p is true.
6588 (determine_iv_cost): Use empty_block_p.
6590 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
6592 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
6593 (compute_dominance_frontiers): Ditto.
6595 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
6598 * config/sh/t-rtems: New.
6599 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
6601 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6603 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
6604 the offset of the selected field.
6606 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
6608 * tree-cfg.c (remove_forwarder_block): Fix the check to
6609 prevent a nonlocal label from appearing in the middle of a
6612 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
6614 PR rtl-optimization/19462
6615 * reorg.c (find_end_label): Create return insn only if
6616 current_function_epilogue_delay_list is empty.
6618 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
6620 * doc/passes.texi: Remove paragraph mentioning new-ra.
6622 2005-01-19 Jakub Jelinek <jakub@redhat.com>
6624 PR rtl-optimization/15139
6625 * combine.c: Include params.h.
6626 (count_rtxs): New function.
6627 (record_value_for_reg): If replace_rtx would replace at least
6628 2 occurrences of REG in VALUE and TEM is really large, replace REG with
6629 (clobber (const_int 0)) instead of TEM.
6630 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
6631 * params.h (MAX_LAST_VALUE_RTL): New.
6632 * Makefile.in (combine.o): Depend on $(PARAMS_H).
6633 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
6636 * c-typeck.c (digest_init): Only call build_vector if all constructor
6637 elements are *_CST nodes.
6638 * gimplify.c (gimplify_init_constructor): Likewise.
6641 * c-typeck.c (digest_init): Only call build_vector if inside_init
6644 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6646 * toplev.c (init_asm_output): Remove dead #ifdef.
6648 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
6650 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
6652 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6654 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
6655 accessing DECL_FUNCTION_CODE.
6656 * dojump.c (do_jump): Likewise.
6657 * gimplify.c (gimplify_call_expr): Likewise.
6658 * predict.c (expr_expected_value): Likewise.
6659 (strip_builtin_expect): Likewise.
6660 * tree-inline.c (estimate_num_insns_1): Likewise.
6661 * tree-ssa-loop-im.c (stmt_cost): Likewise
6662 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
6663 (tree_expr_nonnegative_p): Likewise.
6665 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6667 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
6668 variant of the load_pcrel_sym pattern.
6669 * config/sparc/sparc.md (P macro): Move to the top.
6670 (load_pcrel_sym): Macroize using P.
6671 (save_register_window): Likewise.
6673 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
6675 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
6678 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
6681 * c-typeck.c (build_asm_expr): Strip nops off
6682 input memory operands.
6684 2005-01-18 David Edelsohn <edelsohn@gnu.org>
6686 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
6687 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
6688 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
6689 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
6691 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
6694 * config/i386/i386.c (override_options): If the 80387 is disabled,
6695 then do not return FP values using FP registers.
6697 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
6699 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
6700 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
6701 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
6702 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
6703 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
6704 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
6705 output.h, postreload-gcse.c, postreload.c, recog.c,
6706 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
6707 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
6708 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
6709 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
6710 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
6711 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
6712 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
6713 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
6715 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
6716 config/alpha/alpha.c, config/arm/vfp.md,
6717 config/i386/emmintrin.h, config/i386/i386-modes.def,
6718 config/i386/i386-protos.h, config/i386/i386.h,
6719 config/i386/pmmintrin.h, config/i386/ppro.md,
6720 config/i386/predicates.md, config/i386/xmmintrin.h,
6721 config/i860/i860.c, config/ia64/ia64-modes.def,
6722 config/ia64/ia64-protos.h, config/ia64/ia64.h,
6723 config/ia64/ia64.md, config/ia64/itanium1.md,
6724 config/ia64/itanium2.md, config/ia64/predicates.md,
6725 config/iq2000/iq2000.h, config/mips/linux64.h,
6726 config/rs6000/aix41.h, config/rs6000/aix43.h,
6727 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
6728 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6729 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
6730 config/sparc/linux64.h, config/sparc/litecoff.h,
6731 config/sparc/sp64-elf.h, config/sparc/sparc.c,
6732 config/sparc/sparc.h, config/sparc/sparc.md,
6733 config/sparc/sysv4-only.h: Update copyright.
6735 2005-01-18 Richard Henderson <rth@redhat.com>
6738 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
6740 2005-01-18 Marc Espie <espie@openbsd.org>
6741 * config/i386/openbsdelf.h: Typo.
6743 2005-01-18 Richard Henderson <rth@redhat.com>
6745 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
6746 special case for sse.
6747 * config/i386/predicates.md (sse_comparison_operator): Likewise.
6749 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
6751 * tree-inline.c (estimate_num_insns_1): Added cases for
6752 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
6754 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6756 PR rtl-optimization/19296
6757 * combine.c (simplify_comparison): Rewrite the condition under
6758 which a non-paradoxical SUBREG of a PLUS can be lifted when
6759 compared against a constant.
6761 2005-01-18 Andi Kleen <ak@muc.de>
6763 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
6764 * c.opt (-Wpointer-sign): Add.
6765 * doc/invoke.texi: (-Wpointer-sign): Add.
6767 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6769 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
6770 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
6771 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
6772 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
6773 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
6774 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
6775 for TARGET_MIX_SSE_I387.
6776 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
6777 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
6778 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
6779 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
6780 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
6781 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
6782 TARGET_MIX_SSE_I387.
6783 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
6786 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6789 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
6790 Add movaps alternative for xmm reg->reg move.
6792 2005-01-17 Jeff Law <law@redhat.com>
6794 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
6795 at the end of the main DOM loop rather than just before DOM exits.
6797 2005-01-17 Diego Novillo <dnovillo@redhat.com>
6799 PR tree-optimization/19121
6800 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
6801 adding aliases to a name tag, also add them to the pointer's
6803 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
6804 sensitive alias info at all. Only check that the two pointers
6805 have compatible pointed-to sets.
6806 * tree-ssa.c (verify_name_tags): Verify that the alias set of
6807 a pointer's type tag is a superset of the alias set of the
6810 2005-01-17 James E Wilson <wilson@specifixinc.com>
6813 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
6814 comment to document why.
6816 2005-01-17 Richard Henderson <rth@redhat.com>
6818 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
6819 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
6820 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
6821 sse2_vmsminv2df3_finite): New.
6822 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
6823 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
6824 Force op1 into register.
6826 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
6828 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
6829 bubblestrap from always rebuilding build directory.
6831 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
6833 * config/s390/s390.md ("*clc"): Remove incorrect '='.
6834 ("*cmpmem_short"): Likewise.
6836 2005-01-17 Steven Bosscher <stevenb@suse.de>
6838 * basic-block.h: Document BB_* flags.
6839 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
6840 use an sbitmap instead.
6841 * sched-rgn.c (compute_trg_info): Likewise.
6843 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
6845 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
6846 redundant target_cpu_default and extra_parts lines. Use the default
6848 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
6849 (SUBTARGET_EXTRA_SPECS): Delete.
6850 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
6851 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
6852 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
6853 and "n32" for -mabi=n32.
6855 2005-01-17 Ian Lance Taylor <ian@airs.com>
6858 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
6859 fold constant variables into initial values.
6861 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6863 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
6865 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
6866 through the statements backward.
6868 2005-01-17 Ian Lance Taylor <ian@airs.com>
6870 PR middle-end/13127:
6871 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
6872 a variable set to the return value of the inlined function.
6874 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
6876 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
6877 when modes are tieable.
6879 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
6881 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
6882 of pthread_create to find out if threads are enabled.
6883 * gthr-posix95.h (__gthread_active_p): Likewise.
6885 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6887 * common.opt (-fnew-ra): Remove.
6889 * toplev.h (flag_new_regalloc): Remove.
6890 * Makefile.in (ra*.*): Don't mention.
6891 * passes.c (rest_of_handle_new_regalloc): Remove.
6892 (rest_of_handle_combine, rest_of_compilation): Always consider
6893 flag_new_regalloc as false.
6894 * doc/invoke.texi: Don't document -fnew-ra.
6896 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6898 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
6899 last parameter to reg_scan.
6900 * loop.c (loop_optimize): Likewise.
6901 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
6902 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
6903 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6904 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6905 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
6906 * regclass.c (reg_scan): Likewise, for the declaration.
6907 * rtl.h (reg_scan): Likewise, for the prototype.
6909 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6911 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
6912 mark_dfs_back_edges.
6914 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
6916 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
6917 (compute_avail): Uses don't go in tmp_gen.
6919 2005-01-16 Steven Bosscher <stevenb@suse.de>
6921 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
6922 loop to look for a free slot in a page entry.
6924 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6927 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
6928 * toplev.c (compile_file): Call process_pending_assemble_output_defs
6929 just before targetm.asm_out.file_end.
6930 * tree.h (process_pending_assemble_output_defs): Declare.
6931 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
6933 (assemble_alias): Defer generation of assembly code for defines when
6934 TARGET_DEFERRED_OUTPUT_DEFS is true.
6935 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6936 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6937 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
6939 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6942 * pa.c (pa_scalar_mode_supported_p): New function.
6943 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6944 * pa.h (MIN_UNITS_PER_WORD): Add comment.
6946 * pa-protos.h (prefetch_operand): Delete.
6947 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
6948 * pa.c (prefetch_operand): Delete.
6949 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
6950 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
6951 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
6952 and prefetch_nocc_operand.
6953 * pa.md (prefetch): Rework to avoid reload problems handling short
6954 displacements when a cache control completer needs to be provided.
6955 (prefetch_32, prefetch_64): Delete.
6956 (prefetch_cc, prefetch_nocc): New patterns.
6958 2005-01-15 David Edelsohn <edelsohn@gnu.org>
6960 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
6962 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6965 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
6966 exceeds maximum alignment for global common data.
6967 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
6968 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
6970 2004-01-15 Roger Sayle <roger@eyesopen.com>
6972 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
6974 2004-01-15 Roger Sayle <roger@eyesopen.com>
6976 * harg-reg-set.h (reg_class_names): Prototype global array.
6977 * regclass.c (reg_class_names): Declare here and initialize to
6979 (dump_regclass): Remove local declaration of reg_class_names.
6980 (regclass): Likewise.
6981 * cfg.c (dump_flow_info): Likewise.
6982 * ra-debug.c (reg_class_names): Likewise.
6983 * regrename.c (reg_class_names): Likewise.
6984 * reload.c (reg_class_names): Likewise.
6985 * reload1.c (spill_failure): Likewise.
6986 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
6988 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
6990 * config/s390/s390.md ("reload_outti"): Remove predicate for
6991 output operand. Abort if operand is not a MEM.
6992 ("reload_outdi", "reload_outdf"): Likewise.
6994 2005-01-15 Marc Espie <espie@openbsd.org>
6996 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
6997 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
6998 * config/openbsd.h: Fix C++ includes for native configurations.
6999 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
7000 Add trampoline support.
7001 * config/i386/openbsdelf.h: New.
7003 2005-01-15 Marc Espie <espie@openbsd.org>
7005 * collect2.c (main): Explicitly parse -dynamic-linker option.
7007 2005-01-15 Jakub Jelinek <jakub@redhat.com>
7009 PR tree-optimization/19060
7010 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
7011 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
7012 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
7013 and handle extract_range_from_cond returning false.
7014 * fold-const.c (fold): Optimize comparisons with min/max even for
7015 width > HOST_BITS_PER_WIDE_INT.
7017 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
7019 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
7020 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
7021 Remove little endian multilib variants.
7022 Add mips32 multilib variant.
7024 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
7026 * explow.c (copy_all_reg, stabilize): Remove.
7027 * expr.h: Remove the corresponding prototypes.
7029 * rtlanal.c (regs_set_between_p): Remove.
7030 * rtl.h: Remove the corresponding prototype.
7032 2005-01-14 David Edelsohn <edelsohn@gnu.org>
7034 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
7035 to rs6000_nonimmediate_operand.
7036 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
7037 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
7038 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
7039 rs6000_nonimmediate_operand.
7040 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
7041 rs6000_nonimmediate_operand.
7043 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
7045 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
7047 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7049 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
7051 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
7052 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
7054 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
7055 (rs6k_nonimmediate_operand): New.
7056 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
7058 (legitimate_lo_sum_address_p): Same.
7059 (rs6000_legitimize_address): Same.
7060 (rs6000_legitimize_reload_address): Same.
7061 (rs6000_legitimate_address): Same.
7062 (spe_build_register_parallel): Pass DF and DC modes in a DI
7065 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
7066 to rs6k_nonimmediate_operand.
7068 * config/rs6000/spe.md ("*frob_df_di"): New.
7069 ("*frob_di_df"): New.
7070 ("*frob_di_df_2"): New.
7071 ("*mov_sidf_e500_subreg0"): New.
7072 ("*mov_sidf_e500_subreg4"): New.
7073 ("*movdf_e500_double"): Change predicate to
7074 rs6k_nonimmediate_operand.
7076 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7078 * postreload.c (move2add_note_store): Only call
7079 trunc_int_for_mode on scalar integers.
7081 2005-01-14 Steven Bosscher <stevenb@suse.de>
7083 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
7084 replace BB_VISITED uses.
7085 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
7086 (propagate_necessity): Check the bitmap instead of BB_VISITED.
7087 (tree_dce_done): Free visited_control_parents.
7088 (perform_tree_ssa_dce): Allocate and clear it.
7089 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
7090 (compute_antic): Iterate from here using a DFS. Use an sbitmap
7091 instead of BB_VISITED.
7093 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
7095 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
7096 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
7097 Remove unused prototypes.
7099 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7101 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
7102 64-bit register usage.
7103 (spe_func_has_64bit_regs_p): Add FIXME note.
7105 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7107 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
7108 flag_finite_math_only with flag_unsafe_math_optimizations.
7110 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
7112 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
7114 (__tpf_eh_return): Copy TPF private stack area from the module
7115 boundary stack frame. Add check for when module addresses are
7116 equal, but no stub address is found.
7118 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
7121 * arm.h (struct machine_function): Add call_via field.
7122 (thumb_call_via_label): Declare.
7123 * arm.c (thumb_call_via_label): New variable.
7124 (thumb_call_reg_needed): New variable.
7125 (arm_output_function_epilogue): For Thumb code, output any per-function
7126 call-indirect trampolines.
7127 (thumb_call_via_reg): New function.
7128 (arm_file_end): New function.
7129 (TARGET_ASM_FILE_END): Call arm_file_end.
7130 (aof_file_end): Likewise.
7131 * arm-protos.h (thumb_call_via_reg): Declare.
7132 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
7133 thumb_call_via_reg in normal case.
7135 2005-01-14 Jakub Jelinek <jakub@redhat.com>
7138 PR rtl-optimization/19348
7139 * recog.c (peephole2_optimize): Do global life update if some peephole
7140 decides it doesn't need at least one of its inputs and that change
7141 influences liveness at the start of the basic block.
7143 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
7144 arguments instead of 1.
7146 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
7149 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
7150 zero for nested functions needing a static chain or functions
7151 with a non-constant address.
7153 2005-01-13 Roger Sayle <roger@eyesopen.com>
7155 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
7156 (and (sign_extend X) C) into (zero_extend (and X C)).
7158 2005-01-13 David O'Brien <obrien@FreeBSD.org>
7160 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
7162 2005-01-13 Richard Henderson <rth@redhat.com>
7167 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
7168 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
7169 not just TARGET_SSE.
7170 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
7171 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
7172 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
7173 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
7174 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
7175 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
7176 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
7177 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
7178 (movdicc_c_rex64): Rename with '*'.
7179 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
7180 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
7181 (movsfcc_1_387): Rename from movsfcc_1.
7182 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
7183 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
7184 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
7185 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
7186 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
7187 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
7188 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
7189 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
7190 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
7191 sse_movdfcc_const0_4): Remove.
7192 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
7193 recognize min/max early. Update for changed sse cmove patterns.
7194 (ix86_split_sse_movcc): New.
7195 * config/i386/i386-protos.h: Update.
7197 2005-01-13 Steven Bosscher <stevenb@suse.de>
7199 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
7200 (fix_stmt_v_may_defs): Likewise.
7202 2005-01-13 Richard Henderson <rth@redhat.com>
7204 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
7205 for converting the mask.
7207 2005-01-13 David Edelsohn <edelsohn@gnu.org>
7209 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
7212 2005-01-13 Richard Henderson <rth@redhat.com>
7214 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
7215 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
7216 IX86_BUILTIN_MOVDQ2Q): Remove.
7217 (IX86_BUILTIN_VEC_EXT_V4SI): New.
7218 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
7219 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
7221 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
7222 (sse2_pextrw): Fix immediate constraint.
7223 (sse2_loadq, sse2_loadq_rex64): Remove.
7224 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
7225 Use __builtin_ia32_vec_ext_<size>.
7226 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
7228 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
7230 * function.c (assign_parm_setup_block): Look inside original
7231 entry_parm when inspecting PARALLEL.
7233 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7234 Joel Sherrill <joel@oarcorp.com>
7237 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
7238 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
7239 rtems_gxx_recursive_mutex_init.
7240 (__gthread_recursive_mutex_lock): New function.
7241 (__gthread_recursive_mutex_trylock): Likewise.
7242 (__gthread_recursive_mutex_unlock): Likewise.
7244 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7246 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
7248 2005-01-13 Jan Beulich <jbeulich@novell.com>
7250 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
7251 (ashrti3_internal): Indicate output is early clobber. Generate result
7252 into output rather than first input. Use move for low word of output
7253 if shift count is exactly 64.
7254 (lshrti3_internal): Likewise.
7256 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
7260 * reload1.c (delete_output_reload): Don't delete an output reload
7261 if the pseudo lives longer than a single basic block. Adjust and
7262 improve wording of comment.
7264 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
7267 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
7268 of TYPE_SIZE where we mean the number of bytes.
7270 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
7272 * function.c (assign_parm_setup_block): Relax condition on
7273 multi-register optimization.
7275 2005-01-12 Nick Clifton <nickc@redhat.com>
7277 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
7278 an "in_delay_slot" attribute of "no" to prevent them being used in
7279 delay slots. This is forbidden because they might generate
7282 2005-01-12 Alan Modra <amodra@bigpond.net.au>
7285 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
7288 2005-01-12 Nick Clifton <nickc@redhat.com>
7290 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
7291 passed on to GAS) but do not define, as GAS no longer supports or
7292 needs the -m2000 option.
7294 2005-01-11 Roger Sayle <roger@eyesopen.com>
7296 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
7297 type as args of unprototyped builtins aren't automatically promoted.
7298 (fold_builtin_abs): Likewise.
7300 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7302 * Makefile.in: Set a `build-warn' variable.
7304 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7306 PR tree-optimization/17949
7307 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
7308 (find_interesting_uses_address): Use it.
7310 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
7312 * regrename.c (kill_value): Handle subreg's that won't simplify.
7314 2005-01-11 Richard Henderson <rth@redhat.com>
7317 * config/i386/i386.h (enum ix86_builtins): Move ...
7318 * config/i386/i386.c: ... here.
7319 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
7320 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
7321 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
7322 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
7323 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
7324 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
7325 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
7326 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
7327 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
7328 IX86_BUILTIN_LOADDDUP): Remove.
7329 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
7330 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
7331 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
7332 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
7333 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
7334 (ix86_init_builtins): Make static.
7335 (ix86_init_mmx_sse_builtins): Update for changed builtins.
7336 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
7337 if all the modes match. Otherwise, fake it.
7338 (get_element_number, ix86_expand_vec_init_builtin,
7339 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
7340 (ix86_expand_builtin): Make static. Update for changed builtins.
7341 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
7342 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
7343 (ix86_expand_vector_init_duplicate): New.
7344 (ix86_expand_vector_init_low_nonzero): New.
7345 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
7346 Split out from ix86_expand_vector_init; handle integer modes.
7347 (ix86_expand_vector_init): Use them.
7348 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
7349 * config/i386/i386-protos.h: Update.
7350 * config/i386/predicates.md (reg_or_0_operand): New.
7351 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
7352 (movv2sf_internal): Likewise. And a splitter to match them all.
7353 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
7354 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
7355 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
7356 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
7357 (mmx_pinsrw): Fix operand ordering.
7358 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
7359 rather than sse_loadss expander.
7360 (movv2df splitter): Similarly.
7361 (sse_loadss, sse_loadlss): Remove.
7362 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
7363 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
7364 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
7365 (sse3_movddup): Rename with '*'.
7366 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
7367 (sse2_loadsd): Remove.
7368 (vec_dupv2df_sse3): Rename from sse3_loadddup.
7369 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
7370 (sse2_pinsrw): Fix argument ordering.
7371 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
7372 (sse2_stored): Remove 'r' destination.
7373 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
7374 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
7375 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
7376 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
7377 vec_extractv16qi, vec_initv16qi): New.
7379 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
7380 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
7381 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
7383 (_mm_load_pd, _mm_store_pd): Use plain dereference.
7384 (_mm_load_si128, _mm_store_si128): Likewise.
7385 (_mm_load1_pd): Use _mm_set1_pd.
7386 (_mm_load_sd): Use _mm_set_sd.
7387 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
7388 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
7389 (_mm_set_epi64): Use _mm_set_epi64x.
7390 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
7391 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
7392 _mm_setr_epi8): Use _mm_set_foo form.
7393 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
7394 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
7395 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
7396 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
7397 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
7398 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
7399 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
7400 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
7401 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
7402 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
7403 (_mm_movedup_pd): Use _mm_shuffle_pd.
7404 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
7405 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
7406 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
7407 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
7409 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
7410 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
7411 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
7412 (_mm_store_ps): Use raw dereference.
7413 (_mm_store1_ps): Use _mm_storeu_ps.
7414 (_mm_storer_ps): Use _mm_store_ps.
7415 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
7416 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
7418 2005-01-11 Stan Shebs <shebs@apple.com>
7420 * config/rs6000/rs6000.c (machopic_output_stub): Issue
7421 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
7423 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
7426 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
7427 Skip all DECLs except for FIELD_DECLs.
7429 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7431 * config/s390/s390.c (override_options): Return error if
7432 -mbackchain, -mpacked-stack and -mhard-float are used together.
7433 (s390_va_start): Remove the backchain && packed-stack special case.
7434 (s390_gimplify_va_arg): Likewise.
7435 * doc/invoke.texi: Remove the ABI incompatibility note.
7437 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7439 * config/s390/s390.c (struct s390_frame_layout): Remove
7441 (s390_frame_info, s390_emit_prologue): Replace occurrences of
7442 save_backchain_p with TARGET_BACKCHAIN.
7444 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7447 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
7448 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
7449 * function.c (locate_and_pad_parm): Set new field.
7450 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
7451 Tweak where_pad test to include "none". Always set mem align for
7453 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
7454 not sufficient for type.
7455 (assign_parm_setup_block): If stack_parm is zero on entry, always
7456 make a new stack local. Block move old stack parm if necessary
7457 to new aligned stack local.
7458 (assign_parm_setup_stack): Use a block move to handle
7459 potentially misaligned entry_parm.
7460 (assign_parms_unsplit_complex): Specify required alignment when
7461 creating stack local.
7462 * calls.c (compute_argument_addresses): Override alignment of stack
7463 arg calculated from its type with the alignment given by
7464 FUNCTION_ARG_BOUNDARY.
7465 (store_one_arg): Likewise.
7467 2005-01-11 Jan Beulich <jbeulich@novell.com>
7469 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
7470 Change respective itanium_class attribute to ialu.
7471 (shladdp4_internal): New.
7472 * config/ia64/predicates.md (shladd_log2_operand): New.
7474 2005-01-11 Richard Henderson <rth@redhat.com>
7476 * expr.c (store_constructor): Use rtvec_alloc instead of
7477 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
7479 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
7481 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
7483 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7485 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
7486 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
7487 (TARGET_RWRELOC): Define.
7488 (ia64_rwreloc_section_type_flags): Delete.
7489 (ia64_section_type_flags): New function.
7490 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
7491 (TARGET_RWRELOC): Define.
7493 2005-01-10 David Mosberger <davidm@hpl.hp.com>
7496 * config/ia64/ia64.c (process_set): For alloc insn, only call
7497 process_epilogue is !frame_pointer_needed.
7499 2005-01-10 Roger Sayle <roger@eyesopen.com>
7502 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
7503 unary operator and can't be treated as a binary/comparison operator.
7505 2005-01-10 Richard Henderson <rth@redhat.com>
7507 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
7508 (ix86_return_in_memory): Likewise.
7509 (function_arg_advance): Likewise. Mirror structure in function_arg
7510 for choosing register to advance.
7512 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
7514 * tree-vectorizer.c, tree.def: Fix comment typos.
7516 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
7518 * config/s390/s390.c (struct processor_costs): 4 new fields:
7519 ddbr, ddr, debr, der.
7520 (s390_rtx_costs): More precise handling of divide instructions.
7522 2005-01-10 David Edelsohn <edelsohn@gnu.org>
7524 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
7526 2005-01-10 Jan Beulich <jbeulich@novell.com>
7528 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
7529 names resulting from -ffunction-sections/-fdata-sections and linkonce
7531 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
7532 based on the section name. Rearrange the section name comparison logic
7533 slightly so that each section name is compared against at most once.
7535 2005-01-10 Ben Elliston <bje@au.ibm.com>
7537 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
7538 targets for which -fPIC reduces limitations on the GOT size.
7540 2005-01-09 Falk Hueffner <falk@debian.org>
7542 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
7545 2005-01-09 David Edelsohn <edelsohn@gnu.org>
7548 * collect2.c (main): Set aixrtl_flag for -brtl option.
7549 (resolve_lib_name): Search for .so file extension before .a
7552 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
7554 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
7555 (vect_analyze_data_refs_alignment): Add dump prints.
7557 2005-01-09 Ira Rosen <irar@il.ibm.com>
7559 * tree-vectorizer.c (vect_analyze_offset_expr): Use
7560 expr_invariant_in_loop_p.
7561 Initialize outputs first thing in the function.
7562 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
7563 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
7564 (vect_analyze_pointer_ref_access): Check that the initial condition of
7565 the access function is loop invariant.
7567 2005-01-09 Richard Henderson <rth@redhat.com>
7569 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
7570 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
7571 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
7572 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
7573 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
7574 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
7575 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
7576 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
7577 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
7578 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
7579 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
7580 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
7581 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
7582 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
7583 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
7584 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
7585 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
7586 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
7587 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
7588 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
7589 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
7590 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
7591 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
7593 (mmx_clrdi, pavgusb): Remove.
7594 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
7595 with leading sse_ prefix.
7596 * config/i386/sse.md: Receive them.
7597 * config/i386/mmx.md: New file.
7598 (MMXMODE12, MMXMODE24, mmxvecsize): New.
7599 (subrv2sf3): Turn into expander for normal subtraction.
7600 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
7601 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
7602 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
7603 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
7604 commutative; use ix86_binary_operator_ok.
7605 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
7606 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
7607 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
7608 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
7609 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
7610 Macroize from existing patterns; use ix86_binary_operator_ok.
7611 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
7612 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
7613 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
7614 with vec_select+vec_concat.
7615 (mmx_pshufw, mmx_pshufw_1): Likewise.
7616 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
7617 (mmx_uavgv4hi3): Model correctly.
7618 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
7619 _mm_xor_si64): Remove casts.
7621 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7623 PR tree-optimization/19224
7624 * tree-scalar-evolution.c (get_instantiated_value,
7625 set_instantiated_value): New functions.
7626 (instantiate_parameters_1): Cache the results.
7627 (instantiate_parameters, resolve_mixers): Initialize and free
7630 2005-01-08 David Edelsohn <edelsohn@gnu.org>
7632 * config/i386/i386.md (addhi_4): Correct reference in comment.
7635 2005-01-08 Richard Henderson <rth@redhat.com>
7637 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
7638 (_mm_cvtsi128_si64x): Likewise.
7639 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
7640 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
7641 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
7642 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
7643 * config/i386/i386-protos.h: Update.
7644 * config/i386/i386.c (print_operand): Add 'H'.
7645 (ix86_fixup_binary_operands): Split out from ...
7646 (ix86_expand_binary_operator): ... here.
7647 (ix86_fixup_binary_operands_no_copy): New.
7648 (ix86_expand_fp_absneg_operator): Handle vector mode results.
7649 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
7650 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
7651 (safe_vector_operand): Use CONST0_RTX.
7652 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
7653 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
7654 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
7655 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
7657 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
7658 (IX86_BUILTIN_CMPNGESS): New.
7659 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
7660 (attr type): Add sselog1.
7661 (attr unit, attr memory): Handle it.
7662 (movti, movti_internal, movti_rex64): Move near other integer moves.
7663 (movtf, movtf_internal): Move near other fp moves.
7664 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
7665 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
7666 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
7667 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
7668 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
7669 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
7670 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
7671 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
7672 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
7673 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
7674 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
7675 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
7676 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
7677 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
7678 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
7679 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
7680 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
7681 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
7682 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
7683 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
7684 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
7685 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
7686 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
7687 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
7688 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
7689 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
7690 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
7691 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
7692 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
7693 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
7694 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
7695 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
7696 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
7697 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
7698 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
7699 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
7700 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
7701 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
7702 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
7703 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
7704 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
7705 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
7706 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
7707 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
7709 (SSEPUSH, push<SSEPUSH>): Remove.
7710 (MMXPUSH, push<MMXPUSH>): Remove.
7711 (sse_movaps, sse_movaps_1, sse_movups): Remove.
7712 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
7713 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
7714 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
7715 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
7716 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
7717 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
7718 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
7719 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
7720 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
7721 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
7722 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
7723 (ppro_sse_log_V4SF): Handle sselog1.
7724 * config/i386/predicates.md (const_0_to_1_operand): New.
7725 (const_0_to_255_mul_8_operand): New.
7726 (const_1_to_31_operand): Rename from const_int_1_31_operand.
7727 (const_2_to_3_operand, const_4_to_7_operand): New.
7728 * config/i386/sse.md: New file.
7729 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
7730 (sse_movups): Rename from sse_movups_1.
7731 (sse_loadlss): Rename from sse_loadss_1.
7732 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
7734 (negv4sf2): Use ix86_expand_fp_absneg_operator.
7735 (absv4sf2, negv2df, absv2df): New.
7736 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
7737 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
7738 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
7739 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
7740 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
7741 (sse3_addsubv4sf3): Model correctly.
7742 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
7743 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
7744 (sse_movhlps): Model with vec_select+vec_concat.
7745 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
7746 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
7747 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
7748 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
7749 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
7750 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
7751 sse2_pshufhw_1): Likewise.
7752 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
7753 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
7754 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
7755 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
7756 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
7757 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
7758 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
7759 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
7760 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
7761 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
7762 sminv8hi3): Mark commutative
7763 operands. Use ix86_binary_operator_ok.
7764 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
7765 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
7766 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
7767 sse2_punpcklqdq): Allow operand2 in memory.
7768 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
7769 sse2_movsd): Add memory alternatives.
7770 (sse_storelps): Turn expander into an insn; split after reload.
7771 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
7772 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
7774 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7776 * configure.ac (DWARF-2 debug_line): Use objdump.
7777 * configure: Regenerate.
7779 2005-01-08 Jeff Law <law@redhat.com>
7780 Diego Novillo <dnovillo@redhat.com>
7782 PR tree-optimization/18241
7783 * tree-nrv.c (tree_nrv): Ignore volatile return values.
7784 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
7785 statements with volatile operands.
7786 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
7787 operands after marking a statement with has_volatile_ops.
7789 2005-01-08 Roger Sayle <roger@eyesopen.com>
7791 * tree.c (int_fits_type_p): Always honor integer constant
7792 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
7794 2005-01-08 Roger Sayle <roger@eyesopen.com>
7796 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
7797 the latent bug in rtl_delete_block has been resolved.
7799 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7801 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
7802 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
7804 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7806 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
7807 library as @multilib_dir@/$(SHLIB_SONAME).
7809 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7811 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
7812 * configure: Regenerate.
7814 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7816 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
7819 2005-01-07 David Edelsohn <edelsohn@gnu.org>
7822 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7823 Convert non-word aligned offset address using ld/std into
7826 2005-01-07 Richard Henderson <rth@redhat.com>
7828 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
7830 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
7832 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
7834 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7836 PR tree-optimization/19283
7837 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
7838 is not shorter than the original type.
7840 PR rtl-optimization/19012
7841 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
7843 PR rtl-optimization/18861
7844 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
7845 (FULL_STATE): Define.
7846 (mark_tablejump_edge): New function.
7847 (purge_dead_tablejump_edges): New function.
7848 (find_bb_boundaries): Use it.
7850 PR tree-optimization/18828
7851 * builtins.c (expand_builtin_next_arg): Remove argument and all
7852 the argument checking.
7853 (expand_builtin): Adjust caller.
7854 (expand_builtin_va_start): Likewise. Remove error for too many
7856 (fold_builtin_next_arg): Issue error for too many arguments.
7857 After checking arguments, replace them with magic arguments that
7858 prevent further checking of the args.
7860 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7862 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
7864 2005-01-06 Roger Sayle <roger@eyesopen.com>
7867 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
7868 and %{.S:...} (and their negative variants) to test whether the
7869 input file is assembler or pre-processed-assembler independent of
7870 the actual filename extension.
7872 2005-01-06 Roger Sayle <roger@eyesopen.com>
7874 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
7875 of sign or zero extended values.
7877 2005-01-06 Geoffrey Keating <geoffk@apple.com>
7879 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
7880 for IBM long double format correctly.
7882 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
7884 Fix PR tree-optimization/18792
7886 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
7887 to first_loop_depth, and use loop depth instead of loop number.
7888 (build_classic_dir_vector): Ditto.
7889 (compute_data_dependences_for_loop): Use depth, not loop number.
7890 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
7891 number. Pass in loops, instead of loop numbers.
7892 (gather_interchange_stats): Ditto.
7893 (linear_transform_loops): Ditto.
7895 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
7898 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
7899 biv_fits_mode_p, extension_within_bounds_p): New functions.
7900 (check_ext_dependent_givs): Use them.
7902 2005-01-06 Roger Sayle <roger@eyesopen.com>
7904 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
7905 more than one barrier, in which case we should delete them all.
7907 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
7909 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
7911 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
7913 Fix PR middle-end/19286
7915 * dwarf2out.c (gen_subprogram_die): If we've already tried to
7916 output this subprogram, simply ignore this attempt to do it again.
7917 (add_abstract_origin_attribute): Don't abort trying to add the abstract
7918 origin attribute if it's not possible.
7919 (gen_block_die): Don't ignore subblocks of "unused" blocks.
7920 (decls_for_scope): Ditto.
7921 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
7922 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
7924 2005-01-05 Richard Henderson <rth@redhat.com>
7927 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
7928 (bdesc_2arg): Use it.
7929 (ix86_expand_binop_builtin): Force operands into registers
7931 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
7932 ix86_expand_sse_compare, ix86_expand_sse_comi,
7933 ix86_expand_builtin): Likewise.
7935 2005-01-05 Richard Henderson <rth@redhat.com>
7937 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
7939 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
7940 (mulv4hi3): Set itanium_class mmmul.
7941 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
7942 (fpack): Rename from fpack_sfsf.
7944 2005-01-05 Richard Henderson <rth@redhat.com>
7947 * reload1.c (do_input_reload): Restrict the optimization deleteing
7948 a previous output reload to RELOAD_FOR_INPUT.
7950 2005-01-05 Steven Bosscher <stevenb@suse.de>
7952 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
7953 comment that we fall through after case.
7954 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
7955 (distribute_links): Likewise.
7956 * cse.c (cse_insn): Likewise.
7957 * cselib.c (cselib_invalidate_mem): Likewise.
7958 * df.c: Update comments at the top of the file.
7959 (read_modify_subreg_p): Update comments here too.
7960 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
7961 * flow.c (mark_set_1): Likewise.
7962 (mark_used_regs): Likewise.
7963 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7964 (canon_list_insert): Likewise.
7965 (mark_set): Likewise.
7966 (try_replace_reg): Likewise.
7967 (store_killed_in_insn): Likewise.
7968 * loop.c (count_one_set): Likewise.
7969 (basic_induction_var): Likewise.
7970 * postreload-gcse.c (find_mem_conflicts): Likewise.
7971 * postreload.c (reload_combine_note_store): Likewise.
7972 (move2add_note_store): Likewise.
7973 * reload.c (find_equiv_reg): Likewise.
7974 (mark_referenced_resources): Likewise.
7975 * rtlanal.c (set_noop_p): Likewise.
7976 (note_stores): Likewise.
7977 (note_uses): Likewise.
7978 * sched-deps.c (sched_analyze_1): Likewise.
7979 * sched-rgn.c (check_live_1): Likewise.
7980 (update_live_1): Likewise.
7981 * config/i860/i860.c: Likewise.
7983 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
7985 (ZERO_EXTRACT): Mention that this one can be an lvalue.
7987 * doc/rtl.texi: Update documentation for bit-fields and SET.
7989 2005-01-05 Roger Sayle <roger@eyesopen.com>
7991 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
7993 2005-01-05 Jan Hubicka <jh@suse.cz>
7994 Richard Henderson <rth@redhat.com>
7997 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
8000 2005-01-05 Richard Henderson <rth@redhat.com>
8003 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
8004 (sse_shufps): Change operand 3 to const_int_operand.
8005 (sse2_storelps): Fix typo in template.
8006 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
8007 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
8008 (ix86_expand_builtin): Likewise.
8010 2005-01-05 Julian Brown <julian@codesourcery.com>
8012 * config/arm/arm.c (arm_return_in_memory): Treat complex types
8013 as aggregates for AAPCS ABIs.
8015 2005-01-05 Stan Shebs <shebs@apple.com>
8017 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
8018 Mach-O getters if ppc64.
8019 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
8021 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8022 signed four-byte field for global code case.
8023 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
8025 2005-01-05 Roger Sayle <roger@eyesopen.com>
8028 * c-common.c: Include real.h.
8029 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
8030 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
8031 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
8032 * Makefile.in (c-common.o): Update dependencies.
8034 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8036 * c-parse.in (asm_string): Add trailing semicolon.
8038 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8040 * c-parse.in (asm_string): New. Don't allow wide strings in
8042 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
8043 asm_string instead of STRING.
8045 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8047 * c-typeck.c (constructor_no_implicit): Remove.
8048 (set_designator, process_init_element): Don't check
8049 constructor_no_implicit.
8051 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
8052 Kaz Kojima <kkojima@gcc.gnu.org>
8055 * lcm.c (create_pre_exit): New.
8056 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
8057 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
8059 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8061 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
8062 -msoft-float in target_float_switch.
8063 * arm.c (arm_override_options): Fix processing of target_float_switch.
8065 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8067 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
8070 2004-01-05 Uros Bizjak <uros@kss-loka.si>
8072 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
8073 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
8075 2005-01-04 Roger Sayle <roger@eyesopen.com>
8077 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
8078 if deleting the then-block allows the test-block to fallthru to the
8081 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
8084 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
8085 after the full declaration if the are in two different TUs.
8087 2005-01-04 Richard Henderson <rth@redhat.com>
8090 * tree-sra.c (generate_one_element_init): Just
8091 call gimplify_and_add.
8092 (generate_element_init): Record the
8093 new referenced variables and mark them for renaming
8094 and split out to ...
8095 (generate_element_init_1): This.
8096 (scalarize_init): Don't call push_gimplify_context/
8097 pop_gimplify_context.
8099 2005-01-04 Geoffrey Keating <geoffk@apple.com>
8101 * toplev.c (get_src_pwd): Handle failure of getpwd().
8103 2005-01-04 Roger Sayle <roger@eyesopen.com>
8105 * fold-const.c (fold_single_bit_test): Delete unreachable handling
8107 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
8108 all the cases handled by it are inverted by invert_truthvalue.
8110 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8112 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
8113 (save_register_windowsi): Likewise.
8115 2005-01-04 Richard Henderson <rth@redhat.com>
8117 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
8119 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8122 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
8123 any simplifications of vector mode comparison operators.
8124 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
8126 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
8127 Devang Patel <dpatel@apple.com>
8129 PR tree-optimization/18308
8130 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
8131 the operands before creating a new expression.
8132 * dojump.c (do_jump): Make drop_through_label available
8133 for all cases. Add expansion of COND_EXPR.
8135 2005-01-04 Ira Rosen <irar@il.ibm.com>
8137 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
8138 INTEGER_CST instead of TREE_CONSTANT.
8139 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
8140 instead of TREE_CONSTANT.
8141 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
8142 instead of TREE_CONSTANT.
8144 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8146 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
8148 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8151 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
8152 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
8154 2005-01-03 Richard Henderson <rth@redhat.com>
8156 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
8157 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
8158 fold_convert_const_real_from_real): Split out from ...
8159 (fold_convert_const): ... here.
8161 2005-01-03 Richard Henderson <rth@redhat.com>
8164 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
8165 (mov<MMXMODEI>_internal): Likewise.
8166 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
8167 Add V2SF case; use it for SSE1; don't use TI.
8168 (movdf_integer): Likewise.
8169 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
8171 2005-01-03 Ira Rosen <irar@il.ibm.com>
8173 * tree-vectorizer.c (vect_strip_conversions): New function.
8174 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
8175 check for binary class.
8177 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
8181 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
8183 * gimple-low.c (mark_blocks_with_used_vars): New function.
8184 (mark_blocks_with_used_subblocks): Ditto.
8185 (mark_used_blocks): Ditto.
8186 (pass_mark_used_blocks): New pass.
8187 * tree-inline.c: Include debug.h.
8188 (expand_call_inline): Call outlining_inline_function here.
8189 * tree-optimize.c (init_tree_optimization_passes): Add
8190 pass_mark_used_blocks.
8191 * tree-pass.h (pass_mark_used_blocks): New.
8192 * Makefile.in (tree-inline.o): Add debug.h dependency.
8194 2005-01-03 Geoffrey Keating <geoffk@apple.com>
8196 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
8197 VAR_DECLs to have weak_import attribute.
8199 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
8202 2004-01-03 Steven Bosscher <stevenb@suse.de>
8204 * passes.c (rest_of_compilation): Don't run regmove if only
8205 flag_expensive_optimizations, require flag_regmove instead.
8207 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8209 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
8211 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
8212 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8213 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
8214 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8216 2005-01-03 Richard Henderson <rth@redhat.com>
8218 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
8219 (ia64_const_ok_for_letter_p): New.
8220 (ia64_const_double_ok_for_letter_p): New.
8221 (ia64_extra_constraint): New.
8222 (ia64_expand_vecint_compare): New.
8223 (ia64_expand_vcondu_v2si): New.
8224 (ia64_expand_vecint_cmov): New.
8225 (ia64_expand_vecint_minmax): New.
8226 (ia64_print_operand): Add 'v'.
8227 (ia64_preferred_reload_class): New.
8228 (ia64_vector_mode_supported_p): New.
8229 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
8230 (PREFERRED_RELOAD_CLASS): Move to function.
8231 (CONST_OK_FOR_LETTER_P): Move to function.
8232 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
8233 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
8234 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
8235 (EXTRA_CONSTRAINT): Move to function.
8236 * config/ia64/ia64.md: Include vect.md.
8237 (itanium_class): Add mmalua.
8239 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
8241 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
8242 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
8244 (const_int_2bit_operand): New.
8245 (fr_reg_or_0_operand): New.
8246 * config/ia64/ia64-modes.def: Add vector modes.
8247 * config/ia64/ia64-protos.h: Update.
8248 * config/ia64/vect.md: New file.
8250 2005-01-03 Richard Henderson <rth@redhat.com>
8252 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
8254 2005-01-03 Uros Bizjak <uros@kss-loka.si>
8257 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
8259 (log1pdf2): Change mode of operands[0,1] to DFmode.
8261 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8263 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
8264 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
8265 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
8266 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
8267 SPARC_RELAXED_ORDERING.
8269 2005-01-03 Richard Henderson <rth@redhat.com>
8270 Uros Bizjak <uros@kss-loka.si>
8273 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
8274 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
8275 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
8277 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
8278 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
8279 const_pow2_1_to_128_operand): New predicates.
8281 2005-01-02 Greg McGary <greg@mcgary.org>
8283 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
8285 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
8286 object. [ptr_type]: Remove unused variable.
8287 Remember nearest addressable array-element or record-component
8288 when checking bitfield components. Tolerate empty BIND_EXPR.
8290 2005-01-01 Richard Henderson <rth@redhat.com>
8292 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
8293 that don't narrow the value. Fail for other conversions.
8295 2005-01-01 Richard Henderson <rth@redhat.com>
8298 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
8299 * c-lang.c (finish_file): Don't do it here.
8300 * objc/objc-act.c (objc_finish_file): Likewise.
8302 * cgraph.c (decl_assembler_name_equal): New.
8303 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
8304 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
8305 * cgraph.h (struct cgraph_varpool_node): Add next.
8306 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
8307 * varasm.c (assemble_alias): Mark the target as needed.
8309 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
8312 * function.c (get_arg_pointer_save_area): Use entry_of_function
8313 instead of get_insns.
8315 2005-01-01 Roger Sayle <roger@eyesopen.com>
8316 Andrew Pinski <pinskia@physics.uc.edu>
8317 James E. Wilson <wilson@specifixinc.com>
8319 PR rtl-optimization/12092
8320 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
8323 2005-01-01 Roger Sayle <roger@eyesopen.com>
8324 Olivier Hainque <hainque@act-europe.fr>
8326 * tree.c (int_fits_type_p): A narrower type always fits in a
8327 wider one, except for negative values into unsigned types.
8329 2005-01-01 Roger Sayle <roger@eyesopen.com>
8331 * tree.c (int_fits_type_p): Compare the result of force_fit_type
8332 with the original constant rather than require TREE_OVERFLOW.
8334 2005-01-01 Steven Bosscher <stevenb@suse.de>
8337 * c-decl.c (finish_function): If compiling C99, annotate the
8338 compiler generated return with the current file name and line 0.
8339 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
8340 the source line is greater than 0.
8341 (remove_bb): Likewise.
8343 See ChangeLog.12 for earlier changes.
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