| blob | 61dc2dd4c5c9593e7057aa8cb5946e5e6219d9f8 |
1 2005-03-23 DJ Delorie <dj@redhat.com>
3 * optabs.c (expand_binop): Make sure the first subword's result
4 gets stored.
6 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
9 Call c_common_truthvalue_conversion rather than
10 lang_hooks.truthvalue_conversion.
11 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
12 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
13 c-typeck.c.
14 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
15 c_common_truthvalue_conversion.
16 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
17 c_parser_conditional_expression, c_parser_binary_expression): Call
18 c_objc_common_truthvalue_conversion.
19 * c-typeck.c (build_unary_op): Call
20 c_objc_common_truthvalue_conversion.
21 (build_conditional_expr): Do not call
22 lang_hooks.truthvalue_conversion.
23 (build_binary_op): Call c_common_truthvalue_conversion.
24 (c_objc_common_truthvalue_conversion): Moved from
25 c-objc-common.c. Call default_function_array_conversion instead
26 of default_conversion.
28 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
30 * c-common.h (default_conversion): Remove.
31 (perform_integral_promotions): Add.
32 * c-tree.h (default_conversion): Add.
33 * c-typeck.c (perform_integral_promotions): New, split out from
34 default_conversion.
35 * c-common.c (check_case_value): Use perform_integral_promotions,
36 not default_conversion.
37 (c_add_case_label): Don't continue processing case label after
38 found to be pointer.
40 2005-03-23 Mark Mitchell <mark@codesourcery.com>
42 * gcc.c (do_spec_1): Do not add a -L path for a directory in
43 the prefix list if we have already added a multilib directory
44 based on that path.
45 (main): Do not add MD_EXEC_PREFIX to the list of directories to
46 search with -L.
48 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
50 * reload1.c (indirect_symref_ok, reload_obstack): Make them
51 static.
52 * reload.h: Remove the prototype for indirect_symref_ok.
54 * reload1.c (indirect_symref_ok): Make it global.
55 * reload.h: Add a prototype for indirect_symref_ok.
57 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
59 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
60 ashlhi3 expander.
62 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
64 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
66 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
68 * c-opts.c (c_common_parse_file): Only start/end main source file
69 if debug hooks says the writer wants it.
70 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
71 member.
72 (xcoff_debug_hooks): Ditto.
73 * debug.c (do_nothing_hooks): Ditto.
74 * debug.h (gcc_debug_hooks): Ditto.
75 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
76 * sdbout.c (sdb_debug_hooks): Ditto.
77 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
79 2005-03-22 Mark Mitchell <mark@codesourcery.com>
81 * doc/extend.texi: Deprecate C++ min/max operators.
83 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
85 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
86 artificial original candidates.
88 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
89 Jan Hubicka <jh@suse.cz>
90 Steven Bosscher <stevenb@suse.de
92 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
93 call cost based on argument sizes.
94 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
95 inlining.
96 * params.def: (max-inline-inssn-single): Set to 450.
97 (max-inline-insns-auto): Set to 90.
98 (max-inline-insns-recursive): Set to 450
99 (max-inline-insns-recursive-auto): Set to 450.
100 (large-function-insns): Set to 2700.
101 (inline-call-cost): New parameter.
102 * tree-inline.c (estimate_move_cost): New function.
103 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
104 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
105 based on arguments.
106 * tree-inline.h (estimate_move_cost): Declare.
107 * invoke.texi: (max-inline-inssn-single): Change default to 450.
108 (max-inline-insns-auto): Change default to 90.
109 (max-inline-insns-recursive): Change default to 450
110 (max-inline-insns-recursive-auto): Change default to 450.
111 (large-function-insns): Change default to 2700.
112 (inline-call-cost): Document new parameter.
114 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
116 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
117 (TARGET_DEFAULT): Delete.
118 * config/i860/i860.opt: New file.
120 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
122 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
123 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
124 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
125 (frv_sched_lookahead): Delete.
126 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
127 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
128 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
129 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
130 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
131 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
132 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
133 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
134 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
135 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
136 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
137 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
138 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
139 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
140 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
141 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
142 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
143 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
144 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
145 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
146 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
147 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
148 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
149 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
150 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
151 (frv_sched_lookahead): Delete.
152 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
153 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
154 (frv_handle_option): New function. Move -mcpu= handling from...
155 (frv_override_options): ...here. Remove handling of other
156 TARGET_OPTIONS.
157 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
158 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
159 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
160 and TARGET_NO_MULTI_CE.
161 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
162 !TARGET_VLIW_BRANCH.
163 * config/frv/frv.opt: New file.
165 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
167 * fold-const.c (fold_ternary): Take decomposed arguments of
168 CALL_EXPR.
169 (fold): Update a call to fold_ternary.
171 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
172 * tree.h: Add corresponding prototypes.
174 2005-03-22 Jakub Jelinek <jakub@redhat.com>
176 PR target/20561
177 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
178 between jump table and its label.
179 * final.c (shorten_branches): Handle notes in between ADDR_VEC
180 resp. ADDR_DIFF_VEC and the label preceeding it.
181 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
182 is emitted in the right section.
184 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
186 * fold-const.c (fold_unary, fold_binary): Update comments
187 about arguments.
189 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
191 PR rtl-optimization/20527
192 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
193 REG_INC note, test that the register also isn't mentioned in PRED
194 or SUCC.
196 2005-03-22 Ben Elliston <bje@au.ibm.com>
198 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
199 and definition.
201 2005-03-21 Mike Stump <mrs@apple.com>
203 * varasm.c (default_assemble_visibility): Remove extra ().
205 2005-03-21 Roger Sayle <roger@eyesopen.com>
207 PR middle-end/20557
208 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
209 to determine whether a block can be duplicated, rather than test
210 whether the block contains noncopyable insns ourselves.
212 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
214 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
215 predicates.
217 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
219 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
221 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
223 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
224 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
225 * config/fr30/fr30.opt: New file.
227 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
229 Fix PR tree-optimization/20542
231 * tree-flow-inline.h (overlap_subvar): Move to here.
232 * tree-ssa-operands.c: From here.
233 * tree-flow.h (overlap_subvar): Declare.
234 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
235 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
236 for variables with subvars.
238 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
240 PR middle-end/20177
241 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
242 * modulo-sched.c (const_iteration_count): Return on NULL
243 pre-header.
244 (print_node_sched_params): Return on NULL dump_file.
245 (generate_reg_moves): Handle reg-anti dependencies and disregard
246 closing branch when generating register moves.
247 (sms_schedule): Mark the SMSed block dirty.
248 * passes.c (rest_of_handle_sms): Call update_life_info for all
249 basic-blocks.
250 * testsuite/gcc.dg/20050321-1.c: New test.
252 2005-03-21 Bob Wilson <bob.wilson@acm.org>
254 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
255 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
256 movqi_internal): Likewise.
258 2005-03-21 Bob Wilson <bob.wilson@acm.org>
260 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
261 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
262 xtensa_b4const): Delete prototypes.
263 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
264 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
265 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
266 xtensa_extra_constraint): New prototypes.
267 (add_operand, arith_operand, nonimmed_operand, mem_operand,
268 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
269 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
270 move_operand, const_float_1_operand, fpmem_offset_operand,
271 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
272 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
273 (xtensa_b4const_or_zero): ...this. Change return type to bool and
274 argument type to HOST_WIDE_INT.
275 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
276 xtensa_mask_immediate): Likewise.
277 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
278 Likewise. Also make these functions static.
279 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
280 (xtensa_const_ok_for_letter_p): New.
281 (add_operand, arith_operand, nonimmed_operand, mem_operand,
282 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
283 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
284 move_operand, const_float_1_operand, fpmem_offset_operand,
285 branch_operator, ubranch_operator, boolean_operator): Move to
286 predicates.md.
287 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
288 (xtensa_mem_offset): Change return type to bool.
289 (xtensa_extra_constraint): New.
290 (gen_int_relational): Update type of const_range_p function pointer.
291 Use xtensa_b4const_or_zero.
292 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
293 xtensa_const_ok_for_letter_p. Update comments.
294 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
295 (PREDICATE_CODES): Delete.
296 * config/xtensa/xtensa.md: Include predicates.md.
297 * config/xtensa/predicates.md: New file.
299 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
301 * config/v850/v850-protos.h: Remove the prototypes for
302 reg_or_int9_operand, reg_or_const_operand,
303 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
304 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
305 movsi_source_operand, power_of_two_operand,
306 not_power_of_two_operand, special_symbolref_operand,
307 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
308 register_is_ok_for_epilogue.
309 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
310 reg_or_int9_operand, reg_or_const_operand,
311 call_address_operand, special_symbolref_operand,
312 movsi_source_operand, power_of_two_operand,
313 not_power_of_two_operand, register_is_ok_for_epilogue,
314 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
315 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
316 predicates.md.
317 * config/v850/v850.h (PREDICATE_CODES): Remove.
318 * config/v850/v850.md: Include predicates.md.
319 * config/v850/predicates.md: New.
321 2005-03-21 Zack Weinberg <zack@codesourcery.com>
323 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
324 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
325 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
326 (itoolsdir, itoolsdatadir): Move definition above new first use.
327 (install-itoolsdirs): New rule.
328 (install-mkheaders): Depend on install-itoolsdirs, not
329 install-include-dir.
331 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
333 * tree-into-ssa.c: Remove obsolete comments.
335 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
337 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
338 unrolling if -fpeel-loops is specified, too.
339 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
340 Remove superfluous check for flag_unroll_loops.
342 2005-03-21 Uros Bizjak <uros@kss-loka.si>
344 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
345 (lrint_optab, llrint_optab): Define corresponding macros.
346 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
347 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
348 pattern and llrint_optab using llrintdi2 patterns.
349 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
350 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
351 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
352 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
353 flag_unsafe_math_optimizations is set.
355 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
357 * combine.c (combine_simplify_rtx, simplify_if_then_else,
358 simplify_logical, if_then_else_cond, known_cond,
359 simplify_comparison): Adjust calls to reverse_comparison.
360 Don't use combine_reversed_comparison_code).
361 (combine_reversed_comparison_code): Remove.
362 (reversed_comparison): Using reversed_comparison_code, move it...
363 * jump.c (reversed_comparison): ... here.
364 * rtl.h (reversed_comparison): Add prototype.
366 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
368 * builtins.c (fold_builtin): Take decomposed arguments of
369 CALL_EXPR.
370 * fold-const.c (fold_ternary): Update a call to fold_builtin.
371 * gimplify.c (gimplify_call_expr): Likewise.
372 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
373 * tree.h: Update the prototype of fold_builtin.
375 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
377 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
378 * rtlhooks.c (gen_lowpart_no_emit_general): New.
379 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
380 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
381 * simplify-rtx.c (simplify_binary_operation_1): Use it.
383 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
385 * builtins.c (fold_builtin_1): Take decomposed arguments of
386 CALL_EXPR.
387 (fold_builtin): Update a call to fold_builtin_1.
389 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
391 PR other/20564
392 * gcov.c (output_lines): Only output function block summary when
393 outputting branch information.
394 * doc/gcov.texi: Document format of preamble and additional block
395 information lines.
397 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
399 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
400 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
401 the defaults false if BITS_PER_UNIT != 8.
402 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
403 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
404 than BITS_PER_UNIT != 8.
405 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
406 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
407 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
408 #undefs.
409 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
410 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
412 2005-03-20 Roger Sayle <roger@eyesopen.com>
414 PR middle-end/20539
415 * fold-const.c (fold_binary): Fix type mismatch between
416 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
417 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
418 for non-truth-valued expressions.
420 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
421 and FUNCTION_DECL in the main switch.
422 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
423 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
424 we also need to convert their operands to match.
425 <TRUTH_NOT_EXPR>: Likewise.
427 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
429 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
430 diagnostic without checking whether an lvalue.
431 * c-common.h (lvalue_p): Remove.
432 (enum lvalue_use): Update comment.
433 (lvalue_or_else): Replace by lvalue_error.
434 * c-typeck.c (lvalue_p): Make static.
435 (lvalue_or_else): New. Call lvalue_error.
437 2005-03-21 Alan Modra <amodra@bigpond.net.au>
439 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
440 (function_arg_advance): Use rs6000_parm_start.
441 (function_arg, rs6000_arg_partial_bytes): Likewise.
443 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
445 * c-common.c (check_case_value): Adjust comment about stripping
446 NOPs.
447 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
448 * c-typeck.c (default_conversion, convert_arguments,
449 build_modify_expr, convert_for_assignment, store_init_value,
450 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
451 manually. Remove inaccurate comments.
453 2005-03-20 Roger Sayle <roger@eyesopen.com>
454 Joseph S. Myers <joseph@codesourcery.com>
456 * varasm.c (do_assemble_alias): Restore comment describing function.
457 Annotate the target parameter as potentially unused.
459 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
461 PR target/18551
462 * config/avr/avr.c (avr_output_function_prologue): Do not use
463 current_function_name() in a label, use a local label instead.
465 2005-03-20 David Edelsohn <edelsohn@gnu.org>
467 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
468 flag_finite_math_only, not flag_unsafe_math_optimizations.
470 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
472 * builtins.c (fold_builtin_1): Update a call to
473 targetm.fold_builtin.
474 * hooks.c (hook_tree_tree_bool_null): Rename to
475 hook_tree_tree_tree_bool_null. Take one more argument of type
476 tree.
477 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
478 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
479 hook_tree_tree_tree_bool_null.
480 * target.h (gcc_target): Update the prototype of fold_builtin.
481 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
482 arguments of CALL_EXPR.
483 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
484 new prototype.
486 2005-03-20 Jan Hubicka <jh@suse.cz>
488 * cgraph.h (cgraph_node): Add prev_clone pointer.
489 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
490 (cgraph_clone_node): Produce doubly linked chain.
492 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
494 * c-common.c (handle_aligned_attribute, check_function_sentinel,
495 get_nonnull_operand, handle_sentinel_attribute,
496 check_function_arguments_recurse): Do not strip NOPS from
497 INTEGER_CSTs.
498 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
499 Likewise.
500 * c-format.c (get_constant): Likewise.
501 * c-parser.c (c_parser_postfix_expression): Likewise.
502 * c-typeck.c (set_init_index): Likewise.
503 (convert_arguments): Don't check for NOP_EXPR containing integer
504 constant.
506 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
508 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
509 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
510 Take decomposed arguments of CALL_EXPR.
511 (fold_builtin_1): Update calls to the functions mentioned
512 above.
514 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
516 * c-decl.c (check_bitfield_type_and_width): Require bit-field
517 width to have integer type.
518 (build_enumerator): Require enumerator value to have integer type.
520 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
522 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
523 to __builtin_inff.
525 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
527 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
528 std=iso9899:199x): Correct descriptions.
530 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
532 * config.gcc: Consistently use solaris2.1[0-9]* instead of
533 solaris2.1[0-9].
535 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
537 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
538 of CALL_EXPR.
539 (expand_builtin_memcpy, fold_builtin_1): Update calls to
540 fold_builtin_memcpy.
542 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
543 arguments of CALL_EXPR.
544 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
545 fold_builtin_found, fold_builtin_1): Update calls to
546 fold_trunc_transparent_mathfn.
548 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
550 PR middle-end/20493
551 * fold-const.c (fold_widened_comparison): Don't optimize casts of
552 function pointers on targets that require function pointer
553 canonicalization.
554 (fold_sign_changed_comparison): Likewise.
556 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
558 * combine.c (try_combine): When changing the mode of a hard reg, make
559 sure that doing so is valid.
561 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
563 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
564 (TARGET_HANDLE_OPTION): Override default.
565 (avr_handle_option): New function.
566 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
567 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
568 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
569 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
570 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
571 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
572 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
573 (TARGET_OPTIONS): Delete.
574 * config/avr/avr.opt: New file.
576 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
578 * config/m32r/m32r-protos.h: Remove the prototypes for
579 call_address_operand, symbolic_operand, seth_add3_operand,
580 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
581 reg_or_uint16_operand, reg_or_cmp_int16_operand,
582 two_insn_const_operand, move_src_operand,
583 move_double_src_operand, move_dest_operand,
584 eqne_comparison_operator, signed_comparison_operator,
585 large_insn_p, conditional_move_operand, carry_compare_operand,
586 m32r_block_immediate_operand, extend_operand,
587 reg_or_eq_int16_operand, int8_operand, and
588 reg_or_zero_operand.
589 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
590 seth_add3_operand, int8_operand, cmp_int16_operand,
591 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
592 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
593 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
594 move_double_src_operand, move_dest_operand,
595 eqne_comparison_operator, signed_comparison_operator,
596 extend_operand, small_insn_p, large_insn_p,
597 conditional_move_operand, carry_compare_operand,
598 m32r_block_immediate_operand): Move to predicates.md.
599 (MAX_MOVE_BYTES): Move to m32r.h.
600 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
601 * config/m32r/m32r.md: Include predicates.md.
602 * config/m32r/predicates.md: New.
604 2005-03-18 James E Wilson <wilson@specifixinc.com>
606 PR c++/19769
607 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
608 origin.
610 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
612 * config/mn10300/mn10300-protos.h: Remove the prototypes for
613 call_address_operand, const_8bit_operand.
614 * config/mn10300/mn10300.c (call_address_operand,
615 const_8bit_operand, const_1f_operand): Move to predicates.md.
616 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
617 * config/mn10300/mn10300.md: Include predicates.md.
618 * config/mn10300/predicates.md: New.
620 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
622 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
623 declarations in diagnostics and %E for identifiers, not %s.
625 2005-03-18 Jan Hubicka <jh@suse.cz>
626 Dale Johannesen <dalej@apple.com>
628 * basic-block.h (scale_bbs_frequencies_int,
629 scale_bbs_frequencies_gcov_type): Declare.
630 * cfg.c (RDIV): New macro.
631 (update_bb_frequency_for_threading): Fix.
632 * basic-block.h (scale_bbs_frequencies_int,
633 scale_bbs_frequencies_gcov_type): New.
634 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
635 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
636 scale_bbs_frequencies_int.
637 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
639 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
641 * config/m32r/m32r-protos.h: Remove the prototypes for
642 call_address_operand, symbolic_operand, seth_add3_operand,
643 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
644 reg_or_uint16_operand, reg_or_cmp_int16_operand,
645 two_insn_const_operand, move_src_operand,
646 move_double_src_operand, move_dest_operand,
647 eqne_comparison_operator, signed_comparison_operator,
648 large_insn_p, conditional_move_operand, carry_compare_operand,
649 m32r_block_immediate_operand, extend_operand,
650 reg_or_eq_int16_operand, int8_operand, and
651 reg_or_zero_operand.
652 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
653 seth_add3_operand, int8_operand, cmp_int16_operand,
654 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
655 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
656 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
657 move_double_src_operand, move_dest_operand,
658 eqne_comparison_operator, signed_comparison_operator,
659 extend_operand, small_insn_p, large_insn_p,
660 conditional_move_operand, carry_compare_operand,
661 m32r_block_immediate_operand): Move to predicates.md.
662 (MAX_MOVE_BYTES): Move to m32r.h.
663 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
664 * config/m32r/m32r.md: Include predicates.md.
665 * config/m32r/predicates.md: New.
667 * config/pa/pa-protos.h: Add prototypes for magic_milli and
668 shadd_constant_p.
669 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
670 symbolic_operand, symbolic_memory_operand,
671 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
672 indexed_memory_operand, move_dest_operand, move_src_operand,
673 prefetch_cc_operand, prefetch_nocc_operand,
674 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
675 arith_operand, arith11_operand, pre_cint_operand,
676 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
677 ireg_operand, int5_operand, uint5_operand, int11_operand,
678 uint32_operand, arith5_operand, and_operand, ior_operand,
679 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
680 pc_or_label_operand, div_operand, plus_xor_ior_operator,
681 shadd_operand, movb_comparison_operator,
682 cmpib_comparison_operator): Move to predicates.md.
683 (magic_milli, shadd_constant_p): Make it extern.
684 * config/pa/pa.h (PREDICATE_CODES): Remove.
685 * config/pa/pa.md: Include predicates.md.
686 * config/pa/predicates.md: New.
688 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
689 predicate.
691 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
693 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
694 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
695 config/alpha/freebsd.h, config/alpha/linux.h,
696 config/alpha/netbsd.h, config/alpha/osf5.h,
697 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
698 config/h8300/h8300-protos.h, config/h8300/h8300.c,
699 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
700 doc/cppopts.texi: Update copyright.
702 2005-03-18 Jan Hubicka <jh@suse.cz>
704 PR middle-end/20225
705 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
706 too late.
707 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
708 called too late.
710 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
712 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
713 VEC_safe_push.
715 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
717 * combine.c (gen_binary): Remove.
718 (known_cond, simplify_shift_const, find_split_point,
719 combine_simplify_rtx, simplify_if_then_else, simplify_set,
720 simplify_logical, expand_field_assignment, extract_left_shift,
721 force_to_mode, if_then_else_cond, apply_distributive_law,
722 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
723 simplify_comparison, reversed_comparison): Replace with
724 simplify_gen_binary, simplify_gen_relational or
725 distribute_and_simplify_rtx.
726 (distribute_and_simplify_rtx): New function.
728 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
729 Paolo Bonzini <gcc.gnu.org>
731 * calls.c (setjmp_call_p, special_function_p): Update comments
732 at the head of the functions.
734 2005-03-18 Jan Hubicka <jh@suse.cz>
736 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
738 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
739 function body should be released; do not proactively release function
740 bodies in non-unit-at-a-time mode.
742 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
744 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
745 mno-fp-ret-in-387 multilib variants.
747 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
749 * common.opt (m): Remove.
750 * opts.c (handle_option): Pass 'm' options to set_target_switch if
751 table lookup fails.
752 (common_handle_option): Remove OPT_m case.
754 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
756 * builtins.c (fold_builtin_bitop): Take decomposed arguments
757 of CALL_EXPR.
758 (fold_builtin_1): Update a call to fold_builtin_bitop.
760 * builtins.c (fold_builtin_signbit): Take decomposed arguments
761 of CALL_EXPR.
762 (fold_builtin_1): Update a call to fold_builtin_signbit.
764 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
766 PR tree-optimization/20474
767 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
768 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
770 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
772 * config/h8300/h8300-protos.h: Remove prototypes for
773 general_operand_src, general_operand_dst, single_one_operand,
774 single_zero_operand, call_insn_operand,
775 two_insn_adds_subs_operand, small_call_insn_operand,
776 jump_address_operand, bit_operand, bit_memory_operand,
777 stack_pointer_operand, const_int_gt_2_operand,
778 const_int_ge_8_operand, const_int_qi_operand,
779 const_int_hi_operand, incdec_operand, bit_operator,
780 nshift_operator, eqne_operator, gtle_operator,
781 gtuleu_operator, iorxor_operator.
782 Add prototypes for h8sx_shift_type h8sx_classify_shift and
783 h8300_ldm_stm_parallel.
784 * config/h8300/h8300.c (h8sx_shift_type,): Move to
785 h8300-protos.h.
786 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
787 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
788 (h8300_ldm_stm_parallel): Make it extern.
789 (h8300_ldm_parallel, h8300_stm_parallel,
790 h8300_return_parallel, general_operand_src,
791 general_operand_dst, h8300_dst_operand, h8300_src_operand,
792 nibble_operand, reg_or_nibble_operand, single_one_operand,
793 single_zero_operand, call_insn_operand,
794 two_insn_adds_subs_operand, small_call_insn_operand,
795 jump_address_operand, bit_operand, bit_memory_operand,
796 stack_pointer_operand, const_int_gt_2_operand,
797 const_int_ge_8_operand, const_int_qi_operand,
798 const_int_hi_operand, incdec_operand, eqne_operator,
799 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
800 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
801 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
802 nshift_operator): Move to predicates.md.
803 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
804 * config/h8300/h8300.md: Include predicates.md.
805 * config/h8300/predicates.md: New.
807 2005-03-17 Richard Henderson <rth@redhat.com>
809 * config.gcc (ia64*-*-hpux*): Add extra_options.
810 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
811 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
812 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
813 (ia64_tls_size_string, ia64_tune_string): Remove.
814 (ia64_tune): Init to PROCESSOR_ITANIUM2.
815 (TARGET_DEFAULT_TARGET_FLAGS): New.
816 (TARGET_HANDLE_OPTION): New.
817 (ia64_override_options): Move options parsing ...
818 (ia64_handle_option): ... here. New.
819 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
820 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
821 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
822 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
823 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
824 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
825 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
826 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
827 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
828 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
829 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
830 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
831 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
832 TARGET_EARLY_STOP_BITS): Remove.
833 (TARGET_ILP32): Default false.
834 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
835 (enum ia64_inline_type): New.
836 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
837 * config/ia64/ia64.md: Update for new definitions of
838 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
839 * config/ia64/ia64.opt: New file.
840 * config/ia64/ilp32.opt: New file.
842 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
844 PR target/18380
845 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
847 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
849 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
850 instead of MASK_H8300S.
851 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
852 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
853 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
854 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
855 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
856 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
857 TARGET_SWITCHES): Remove.
858 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
859 TARGET_H8300SX.
860 * config/h8300/h8300.opt: New.
862 * config/alpha/alpha.opt, config/arc/arc.opt,
863 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
864 notices.
866 2005-03-17 Ian Lance Taylor <ian@airs.com>
868 * gmon.c: Remove.
870 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
872 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
873 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
874 (TARGET_HANDLE_OPTION): Override default.
875 (arc_handle_option): New function.
876 (arc_init): Remove code to set arch_cpu_string.
877 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
878 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
879 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
880 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
881 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
882 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
883 (arc_rodata_string, TARGET_OPTIONS): Delete.
884 * config/arc/arc.opt: New file.
886 2005-03-17 Richard Henderson <rth@redhat.com>
888 * doc/extend.texi (Weak Pragmas): New section.
889 (attribute alias): Clarify that target must be in the same
890 translation unit.
892 2005-03-17 Richard Henderson <rth@redhat.com>
894 * config/alpha/alpha.opt: New file.
895 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
896 of alpha_cpu.
897 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
898 alpha_fprm_string, alpha_fptm_string): Make static.
899 (alpha_tls_size_string): Remove.
900 (alpha_handle_option): New.
901 (override_options): Update for alpha_cpu/alpha_tune split.
902 (alpha_file_start): Likewise.
903 (TARGET_DEFAULT_TARGET_FLAGS): New.
904 (TARGET_HANDLE_OPTION): New.
905 * config/alpha/alpha.h (alpha_tune): Declare.
906 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
907 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
908 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
909 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
910 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
911 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
912 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
913 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
914 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
915 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
916 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
917 (TARGET_DEFAULT): Remove MASK_FP.
918 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
919 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
920 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
921 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
922 alpha_tls_size_string): Remove.
923 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
924 (attribute tune): Rename from attribute cpu.
925 * config/alpha/ev4.md: Update to match.
926 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
927 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
928 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
929 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
930 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
931 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
933 2005-03-16 James E. Wilson <wilson@specifixinc.com>
935 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
936 and return without creating new state if before_nops_num is nonzero.
937 * config/ia64/ia64.md (first_insn): New attribute.
938 (alloc): Set it to yes.
940 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
942 * tree-vectorizer.c (new_vec_stmt_info): Initialize
943 STMT_VINFO_SUBVARS to NULL.
944 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
946 2005-03-16 Dale Johannesen <dalej@apple.com>
948 * rtlanal.c (find_first_parameter_load): Rewrite to
949 return actual first param load or the call if none,
950 instead of first in block, when not all loads exist.
952 2005-03-16 Roger Sayle <roger@eyesopen.com>
954 * optabs.c (expand_copysign_absneg): Make static.
955 * optabs.h (expand_copysign_absneg): Delete prototype.
956 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
958 2005-03-16 Richard Henderson <rth@redhat.com>
960 PR middle-end/15700
961 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
962 (alias_pairs): Rename from output_defs.
963 (find_decl_and_mark_needed): Split out from assemble_alias.
964 (do_assemble_alias): New.
965 (assemble_output_def): Remove.
966 (finish_aliases_1, finish_aliases_2): New.
967 (process_pending_assemble_output_defs): Remove.
968 (assemble_alias): Defer aliases for which we don't yet have a
969 non-external decl for the target symbol.
970 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
971 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
972 * toplev.c (compile_file): Use finish_aliases_2 instead of
973 process_pending_assemble_output_defs.
974 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
975 (process_pending_assemble_output_defs): Remove.
977 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
979 Fix PR tree-optimization/20489
981 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
982 for empty structures.
984 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
986 Fix PR tree-optimization/20490
988 * tree-ssa-pre.c (create_expression_by_pieces): Use
989 force_gimple_operand on result of fold.
991 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
993 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
994 of closing parenthesis.
996 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
998 * builtins.c (expand_movstr): Update a call to
999 fold_builtin_strcpy.
1000 (expand_builtin_strncpy): Update a call to
1001 fold_builtin_strncpy.
1002 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
1003 arguments of CALL_EXPR.
1004 (fold_builtin_1): Update calls to fold_builtin_strcpy and
1005 fold_builtin_strncpy.
1006 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1007 * tree.h: Update the prototypes of fold_builtin_strcpy and
1008 fold_builtin_strncpy.
1010 2005-03-16 Steven Bosscher <stevenb@suse.de>
1011 Dorit Naishlos <dorit@il.ibm.com>
1013 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
1014 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
1015 error.
1017 2005-03-16 Steven Bosscher <stevenb@suse.de>
1019 * tree-inline.c (walk_type_fields, walk_tree,
1020 walk_tree_without_duplicates): Move from here...
1021 * tree.c: ...to here.
1023 2005-03-15 Zack Weinberg <zack@codesourcery.com>
1025 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
1026 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
1027 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1028 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
1029 (version): Define using $(BASEVER_c).
1030 (Makefile, config.status, build/gcov-iov.o): No longer depends on
1031 version.c.
1032 (version.o): Depend on version files; add custom generation command.
1033 (prefix.o): Define BASEVER on command line.
1034 (s-iov): Depend on version files; adjust command.
1035 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
1036 Add gcc-vers.texi.
1037 (gcc-vers.texi): New rule.
1038 (doc/%.info, doc/%.dvi): Add -I . to command line.
1039 (doc/gccinstall.dvi): Likewise.
1040 (PACKAGE): Delete. All uses replaced with "gcc".
1041 * aclocal.m4: Do not include gcc-version.m4.
1042 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
1043 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
1044 Set is_release based on contents of DEV-PHASE.
1045 Set gcc_version based on contents of BASE-VER.
1046 Define WIN32_REGISTRY_KEY only if the user overrode the default.
1047 * config.in, configure: Regenerate.
1048 * gccbug.in: Determine version of GCC in use at runtime.
1049 * gcov-iov.c: Get version number and development phase from
1050 command line, not by including version.c.
1051 * intl.c: Replace all uses of PACKAGE with "gcc".
1052 * libada-mk.in: Delete unused "gcc_version" variable.
1053 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
1054 * version.c: (VERSUFFIX): New hook for redistributors; adjust
1055 commentary to match.
1056 (version_string): Put together from pieces.
1057 * config/alpha/x-vms: Do not use $(gcc_version).
1058 * config/i386/t-nwld: Likewise.
1059 * doc/include/gcc-common.texi: Include gcc-vers.texi for
1060 version-GCC and DEVELOPMENT.
1062 2005-03-15 Roger Sayle <roger@eyesopen.com>
1064 PR tree-optimization/17454
1065 * tree.c (tree_size): Add case for TREE_BINFO.
1066 * fold-const.c (fold_checksum_tree): Only clear the overloaded
1067 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
1069 2005-03-15 Roger Sayle <roger@eyesopen.com>
1071 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
1072 op1 whilst expanding the signed widenening multiply variant.
1074 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
1076 * toplev.c (display_target_options): Avoid unused variable warning if
1077 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
1078 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
1079 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
1080 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
1081 (mips_isa_info): New variable.
1082 (mips_parse_cpu): Remove the first argument and leave the caller
1083 to report errors.
1084 (TARGET_HANDLE_OPTION): Override default.
1085 (mips_handle_option): New function. Move option validation code from...
1086 (override_options): ...here. Update calls to mips_parse_cpu.
1087 * config/mips/mips.h (mips_arch_string, mips_tune_string)
1088 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
1089 (SUBTARGET_TARGET_OPTIONS): Delete.
1090 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
1091 (mno-flush-func, mtune=): New options.
1093 2005-03-15 Roger Sayle <roger@eyesopen.com>
1094 Richard Henderson <rth@redhat.com>
1096 * real.c (c4x_single_format, c4x_extended_format): Provide values
1097 for signbit_ro for c4x's single and extended floating point formats.
1098 * optabs.c (expand_copysign): Use the floating point format's
1099 signbit_ro for expanding via expand_copysign_absneg, and it's
1100 signbit_rw field for expanding via expand_copysign_bit.
1102 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
1104 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
1105 known_alignment_for_access_p.
1106 (known_alignment_for_access_p): New.
1107 (do_peeling_for_alignment): Field made int instead of bool and renamed
1108 to peeling_for_alignment.
1109 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
1110 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
1111 functionality used to be in vect_analyze_operations.
1112 (vect_analyze_operations): Code to determine vectorization factor was
1113 moved to vect_determine_vectorization_factor.
1114 (vect_enhance_data_refs_alignment): Update to correct alignment when it
1115 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
1116 factor.
1117 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
1118 be part of vect_analyze_operations).
1119 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
1120 creating the guard condition, as the number of iterations may be
1121 constant.
1122 (slpeel_tree_peel_loop_to_edge): Use new name of
1123 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
1124 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
1125 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
1126 (vect_do_peeling_for_alignment): Use fold.
1127 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
1129 (vect_update_inits_of_dr): Renamed to
1130 vect_update_init_of_dr.
1131 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
1132 (vectorizable_store): Fix assertion to use == instead of =.
1134 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
1136 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
1137 call_used_regs for wCG registers.
1139 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
1141 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1142 for non-offsettable memory references to cope with outstanding reload
1143 replacements, take 2.
1145 2005-03-15 Uros Bizjak <uros@kss-loka.si>
1147 PR target/18668
1148 * config/i386/i386.h (x86_fisttp): New.
1149 (TARGET_FISTTP): New macro.
1150 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
1151 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
1152 instruction when fisttp flag is set.
1153 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
1155 * config/i386/i386.md (type attribute): Add fisttp.
1156 (unit attribute): Set to i387 for fisttp type.
1157 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
1158 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
1159 TARGET_FISTTP.
1160 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
1161 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
1162 macros.
1163 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
1164 patterns for TARGET_FISTTP. Enable patterns for
1165 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
1166 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
1167 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
1168 implement fisttp x87 insn.
1169 (fix_trunc*_i387_fisttp splitters): New patterns.
1170 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
1171 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
1172 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
1173 clobber.
1174 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
1175 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
1176 Implement using mode macros. Disable patterns for TARGET_FISTTP.
1177 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
1178 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
1179 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
1180 Disable patterns for TARGET_FISTTP.
1181 (fix_trunc*_i387 splitters): Implement usign mode macros.
1182 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
1183 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
1184 (fix_trunx*_sse peephole2s): Implement using mode macros.
1186 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
1188 PR rtl-optimization/20291
1189 * combine.c (try_combine): If splitting fails, re-try with
1190 original combined pattern, i.e. before clobber stripping.
1192 2005-03-14 Eric Christopher <echristo@redhat.com>
1194 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
1195 STACK_GROWS_DOWNWARD.
1197 2005-03-14 Roger Sayle <roger@eyesopen.com>
1199 * real.h (struct real_format): Split the signbit field into two
1200 two fields, signbit_ro and signbit_rw.
1201 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
1202 mips_double_format, ieee_extended_motorola_format,
1203 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
1204 ieee_extended_intel_128_format, ibm_extended_format,
1205 mips_extended_format, ieee_quad_format, mips_quad_format,
1206 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
1207 i370_double_format, c4x_single_format, c4x_extended_format,
1208 real_internal_format): Update initializers for new field.
1209 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
1210 real_format structure.
1211 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
1212 field of the real_format structure.
1214 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
1216 Fix PR tree-optimization/20458
1218 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
1219 DECL_EXTERNAL on STRUCT_FIELD tags.
1220 (clear_call_clobbered): Ditto.
1221 * tree-ssa-operands.c (note_addressable): Make sure the original
1222 variable doesn't slip into the addressable list if we have
1223 subvars.
1224 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
1225 tags too.
1227 2005-03-14 Geoffrey Keating <geoffk@apple.com>
1229 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
1230 (-fwide-exec-charset): Likewise.
1231 (-finput-charset): Likewise.
1232 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
1233 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
1234 * c.opt (Wnormalized): New.
1236 2005-03-14 Devang Patel <dpatel@apple.com>
1238 * doc/invoke.texi: Add reference to Visibility document.
1240 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1242 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
1243 MASK_SPLIT_ADDRESSES.
1244 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
1245 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
1246 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
1247 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
1248 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
1249 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
1250 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
1251 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
1252 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
1253 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
1254 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
1255 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
1256 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
1257 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
1258 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
1259 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
1260 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
1261 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
1262 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
1263 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
1264 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
1265 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
1266 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
1267 (TARGET_EXPLICIT_RELOCS): Delete.
1268 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
1269 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
1270 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1271 (override_options): Set MASK_LONG64 if -mint64 is given and no
1272 -mlongXX option is. Complain about -mint64 -mlong32.
1273 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
1274 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
1275 * config/mips/mips.opt: New file.
1277 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1279 * config.gcc (extra_options): New variable for listing option files.
1280 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
1281 * configure.ac (extra_opt_files): New AC_SUBST variable.
1282 (tm_file_list, tm_include_list): Include options.h first.
1283 * configure: Regenerate.
1284 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
1285 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
1286 (s-options-h): New rule.
1287 (options.h): Depend on it.
1288 (TEXI_GCCINT_FILES): Add options.texi.
1289 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
1290 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
1291 * target.h (gcc_target): Add default_target_flags and handle_option.
1292 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
1293 (TARGET_HANDLE_OPTION): New macros.
1294 (TARGET_INITIALIZER): Include them.
1295 * opt-functions.awk (opt_args, nth_arg): New functions.
1296 (switch_flags): Handle the "Target" flag.
1297 (var_args): Delete.
1298 (var_name): Use opt_args and nth_arg.
1299 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
1300 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
1301 macros for the "Mask" and "InverseMask" options.
1302 * opts.h (cl_var_cond): New enum.
1303 (cl_option): Replace the "has_set_value" and "set_value" fields with
1304 "var_cond" and "var_value".
1305 (CL_TARGET): New macro.
1306 (option_enabled, print_filtered_help): Declare.
1307 (decode_options): Move definition.
1308 * opts.c (handle_option): Search for the original option before
1309 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
1310 var_cond and var_value fields. Use targetm.handle_option to handle
1311 target options.
1312 (decode_options): Set target_flags to targetm.default_target_flags.
1313 (print_filtered_help): Make global. Handle CL_TARGET.
1314 (option_enabled): New function.
1315 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
1316 (display_target_options, set_target_switch, print_switch_values)
1317 (default_pch_valid_p): Guard uses of target_switches with
1318 #ifdef TARGET_SWITCHES. Also...
1319 (display_target_options): Display the CL_TARGET entries in cl_options.
1320 (set_target_option): Don't complain about the "" option when
1321 TARGET_SWITCHES is undefined.
1322 (print_switch_values): Use option_enabled.
1323 (default_pch_valid_p): Check cl_options[] when looking for something
1324 that has changed the value of target_flags.
1325 * c.opt: Remove documentation from top of file.
1326 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
1327 * doc/sourecebuild.texi: Refer to the new options documentation
1328 instead of c.opt. Document machine-specific .opt files.
1329 * doc/tm.texi (target_flags): Say that this variable is declared
1330 by options.h.
1331 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
1332 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
1333 an alternative.
1334 * doc/options.texi: New file.
1336 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1338 PR middle-end/18628
1339 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
1340 register.
1342 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1344 PR c++/20280
1345 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
1346 temporary variable of pointer type if an lvalues is required.
1347 (gimplify_modify_expr_rhs): Request an rvalue from it.
1348 (gimplify_expr): Pass fallback on.
1350 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1352 * cfgbuild.c: Update comments.
1354 2005-03-14 Roger Sayle <roger@eyesopen.com>
1356 PR rtl-optimization/17236
1357 * optabs.c (expand_doubleword_mult): New helper function split out
1358 from expand_binop. Permute the order in which instructions are
1359 emitted to minimize the number of simultaneously live registers.
1360 (expand_binop): Call expand_doubleword_mult to synthesize a double
1361 word multiplication.
1363 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1365 * basic-block.h: Update the prototypes of cached_make_edge and
1366 rtl_make_eh_edge.
1367 * cfg.c (cached_make_edge): Take edge_cache representing one
1368 row of the adjacency matrix of edges.
1369 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
1370 (make_edges): Initialize edge_cache to represent one row of
1371 the adjacency matrix of edges.
1373 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1375 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
1376 New functions.
1377 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
1378 Remove unused removed_phis variable.
1379 (conditional_replacement): Use build1/build2.
1380 (abs_replacement): Use last_and_only_stmt and build1/build2.
1382 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1384 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
1385 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
1386 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
1387 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
1388 * c-common.c (handle_novops_attribute): New function.
1389 (c_common_attribute_table): Add "no vops" entry.
1390 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
1391 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
1392 * tree-ssa-operands.c (get_call_expr_operands): Do not
1393 create virtual operands for calls with ECF_NOVOPS flag.
1394 * tree.h (DECL_IS_NOVOPS): New macro.
1395 (struct tree_decl): Add novops_flag.
1396 (ECF_NOVOPS): New constant.
1398 2005-03-14 Uros Bizjak <uros@kss-loka.si>
1400 PR target/17688
1401 * config/i386/i386.c (x86_use_himode_fiop): New.
1402 (x86_use_simode_fiop): Rename from x86_use_fiop.
1403 * config/i386/i386.h (x86_use_himode_fiop): Declare.
1404 (TARGET_USE_HIMODE_FIOP): New.
1405 (x86_use_simode_fiop): Rename from x86_use_fiop.
1406 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
1408 * config/i386/i386.md (X87MODEI12): New mode macro define.
1409 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
1410 to implement x87 FP compare with HImode input operands.
1411 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
1412 Use X87MODEI12 mode macro to handle HImode input operands.
1413 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
1414 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
1415 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
1416 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
1417 macro to implement x87 operators with HImode input operands.
1418 (fop splitters): Use X87MODEI12 mode macro to handle HImode
1419 input operands.
1421 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1423 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
1424 integer_zerop.
1425 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
1426 constants invariant.
1428 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1430 * basic-block.h (BB_VISITED): Removed.
1431 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
1433 2005-03-14 Falk Hueffner <falk@debian.org>
1435 PR bootstrap/20424
1436 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
1438 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1440 * ggc-zone.c: Fix comment typos.
1442 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
1443 stringpool.c, config/mips/mips-protos.h: Update copyright.
1445 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1447 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
1448 throughout with its typedef, "rtx".
1449 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
1450 (rs6000_tls_symbol_ref_1): Remove inline keyword.
1451 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
1452 regs in comment to match code.
1454 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1456 * except.c (check_handled): Make it static.
1457 * except.h: Remove the corresponding prototype.
1459 * function.c (get_func_frame_size): Make it static.
1460 * function.h: Remove the corresponding type.
1462 * regclass.c (reg_class_superclasses, reg_class_subclasses):
1463 Make them static.
1464 * hard-reg-set.h: Remove the corresponding declarations.
1466 * tree-cfg.c (verify_stmts): Check that
1467 bb_for_stmt (stmt) == bb for every PHI node and statement.
1469 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1471 * config.gcc: Remove excess indentation.
1472 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
1474 2005-03-13 Roger Sayle <roger@eyesopen.com>
1476 PR middle-end/19331
1477 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
1478 * fold-const.c (fold_sign_changed_comparison): Likewise.
1479 (fold_binary): Optimize comparisons against widened operands if
1480 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
1482 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1484 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
1485 (sparc_override_options): Initialize it.
1486 (sparc_struct_value_rtx): Set it on the MEM to be returned.
1488 2005-03-13 David Edelsohn <edelsohn@gnu.org>
1490 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
1491 (reg_or_none500mem_operand): New predicate.
1492 (zero_reg_mem_operand): New predicate.
1493 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
1494 to reg_or_none500mem_operand.
1495 (extendsfdf2_fpr): Add MEM alternative.
1496 (extenddftf2_internal): Change operand2 predicate to
1497 zero_reg_mem_operand.
1499 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1501 * ggc-zone.c: Rewritten.
1503 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
1504 if there are none.
1505 * configure.ac: Define GGC_ZONE for --with-gc=zone.
1506 * config.in: Regenerated.
1507 * configure: Regenerated.
1508 * gengtype.c (write_types_process_field, write_func_for_structure):
1509 Pass new argument to gt_pch_note_object.
1510 * ggc-common.c (struct ptr_data): Add TYPE.
1511 (gt_pch_note_object): Take TYPE argument and save it.
1512 (call_count): Update call to ggc_pch_count_object.
1513 (call_alloc): Update call to ggc_pch_alloc_object.
1514 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
1515 file.
1516 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
1517 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
1518 (ggc_alloc_zone_stat): Delete.
1519 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
1520 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
1521 (ggc_pch_alloc_object): Update prototypes.
1522 (garbage_zone): Delete.
1523 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
1524 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
1525 pointers.
1526 (tree_id_zone): New variable.
1527 (ggc_alloc_cleared_zone): Remove unused.
1528 (ggc_alloc_zone): Define.
1529 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
1530 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
1531 ggc_alloc_zone_stat.
1532 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
1533 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
1534 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
1535 (make_node_stat): Likewise. Use tree_id_zone.
1537 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1538 Joseph S. Myers <joseph@codesourcery.com>
1540 * configure.ac: Check for MIPS TLS.
1541 * configure: Regenerated.
1542 * config/mips/mips-protos.h (enum mips_symbol_type): Add
1543 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
1544 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
1545 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
1546 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
1547 (mips_classify_symbol, mips_symbolic_constant_p)
1548 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
1549 (mips_tls_operand_p, mips_call_tls_get_addr)
1550 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
1551 (mips_tls_symbol_ref_1): New functions.
1552 (mips_legitimize_address, mips_legitimize_const_move): Call
1553 mips_legitimize_tls_address.
1554 (override_options): Handle V1_REG and TLS symbols. Disable TLS
1555 for MIPS16.
1556 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
1557 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
1558 (mips_char_to_class): Document V1_REG.
1559 (HAVE_AS_TLS): Provide default.
1560 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
1561 constants.
1562 (load_got<mode>): Renamed from *load_got<mode>. Allow when
1563 !TARGET_ABICALLS.
1564 (tls_get_tp_<mode>): New instruction.
1566 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1568 * configure.ac: Update checks for target tools.
1569 * configure: Regenerated.
1571 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1573 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
1575 2005-03-13 Roger Sayle <roger@eyesopen.com>
1577 * expmed.c (expand_mult): Use synthetic multiplication sequences for
1578 more classes of DImode multiplication by constant. Allow both
1579 multiplication by small negative constants (by performing a
1580 multiplication by a positive constant and negating the result) and
1581 multiplications by large powers of two, by using a left shift.
1583 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1585 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
1586 of basic blocks into work_stack.
1588 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
1589 config/mips/vr.h: Update copyright.
1591 * c-decl.c (c_init_decl_processing): Remove useless calls to
1592 build_function_type.
1594 * builtins.c (fold_trunc_transparent_mathfn,
1595 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
1596 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
1597 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
1598 fold_builtin_strcpy, fold_builtin_strncpy,
1599 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
1600 TREE_TYPE (exp).
1602 * builtins.c (expand_builtin_mathfn_3): Remove local variable
1603 before_call.
1605 * lambda-code.c (lambda_compute_auxillary_space): Remove local
1606 variable determinant.
1608 * tree-cfg.c (group_case_labels): Remove local variable type.
1610 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
1611 variable ann.
1613 * tree-ssa-phiopt.c (value_replacement): Remove local variable
1614 result.
1616 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
1618 PR target/18251
1619 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
1620 (*movmemqi_insn): Delete.
1621 (*movmemhi): Delete.
1623 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1625 * builtins.c (fold_builtin_classify): Take decomposed
1626 arguments of CALL_EXPR.
1627 (fold_builtin_1): Update a call to fold_builtin_classify.
1629 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
1631 PR c/20402
1632 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
1633 through into call to parser_xref_tag after parse error.
1634 (c_parser_struct_declaration): Consistently return NULL_TREE on
1635 error.
1637 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
1639 * tree-flow-inline.h (ref_contains_array_ref): New function.
1640 (lookup_subvars_for_var): Ditto.
1641 (get_subvars_for_var): Ditto.
1642 (var_can_have_subvars): Ditto.
1644 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
1645 (struct subvar): New type.
1647 * tree-dfa.c (okay_component_ref_for_subvars): New function.
1649 * tree-optimize.c (init_tree_optimization_passes): Call
1650 pass_create_structure_vars.
1652 * tree-ssa-alias.c: Include vec.h.
1653 (init_alias_info): Don't auto-clear call clobbered on struct-field
1654 tags.
1655 (compute_flow_insensitive_aliasing): Handle subvars.
1656 (group_aliases): Handle STRUCT_FIELD aliases.
1657 (setup_pointers_and_addressables): Ditto.
1658 Don't mark variables non-addressable if they still have
1659 addressable subvars.
1660 Also mark subvars addressable when the real variable is marked
1661 addressable.
1662 (add_pointed_to_var): Try to prune the pointed-to set by only
1663 pointing to subvars when possible.
1664 Otherwise, make sure we set addresses_needed and pt_vars to
1665 properly include subvars.
1666 (bitpos_of_field): New function.
1667 (push_fields_onto_fieldstack): Ditto.
1668 (get_or_create_used_part_for): Ditto.
1669 (create_overlap_variables_for): Ditto.
1670 (find_used_portions): Ditto.
1671 (create_structure_vars): Ditto.
1672 (pass_create_structure_vars): New structure.
1674 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
1675 (get_expr_operands): Handle subvars. Also try to turn
1676 COMPONENT_REF accesses into must-defs now that we can accurately
1677 portray it.
1678 (note_addressable): Try to only mark as addressable those subvars
1679 we know a COMPONENT_REF touches.
1680 (overlap_subvar): New function.
1682 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
1683 Handle subvar storing.
1684 (vect_address_analysis): Update caller of vect_object_analysis.
1686 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
1688 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
1689 (STMT_VINFO_SUBVARS): New macro.
1691 * common.opts: add flag_tree_salias.
1693 * opts.c (decode_options): flag_tree_salias defaults to on.
1695 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
1697 * doc/tree-ssa.texi: Document structural alias analysis.
1699 2005-03-12 Steven Bosscher <stevenb@suse.de>
1701 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
1702 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
1703 * tree-ssa-operands.c (get_expr_operands): Likewise.
1704 (get_expr_operands): Likewise for ERROR_MARK.
1706 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1708 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
1709 var.
1711 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
1712 removed_phis.
1714 * tree-ssa-pre.c (compute_avail): Remove local variable val.
1715 (mark_operand_necessary): Remove local variable ver.
1717 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
1718 variable prefix_len.
1720 * value-prof.c (mod_subtract_transform): Remove local variable
1721 value.
1723 * builtins.c (fold_builtin_exponent): Take decomposed
1724 arguments of CALL_EXPR.
1725 (fold_builtin_1): Update a call to fold_builtin_exponent.
1727 * builtins.c (fold_builtin_logarithm): Take decomposed
1728 arguments of CALL_EXPR.
1729 (fold_builtin_1): Update a call to fold_builtin_logarithm.
1731 * c-decl.c (c_init_decl_processing): Remove local variables
1732 ptr_ftype_void and ptr_ftype_ptr.
1734 * gimplify.c (gimplify_expr): Remove local variables r0 and
1735 r1.
1737 * reg-stack.c (move_for_stack_reg): Remove local variable
1738 push_insn.
1739 (compare_for_stack_reg): Remove local variable flags_user.
1740 (convert_regs_1): Remove local variable deleted.
1742 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
1743 variable new_cond.
1744 (combine_blocks): Remove local variables exits and new_e.
1746 * tree-inline.c (expand_call_inline): Remove local variable
1747 decl.
1749 * tree-ssa-live.c (create_ssa_var_map,
1750 calculate_live_on_entry): Remove local variable snn.
1752 2005-03-12 Geoffrey Keating <geoffk@apple.com>
1754 * c-lex.c (c_lex_with_flags): Add parameter to call to
1755 cpp_spell_token.
1757 2005-03-11 Per Bothner <per@bothner.com>
1759 * c-tree.h (struct c_declarator): New id_loc field.
1760 * c-pragma.h (c_lex_with_flags): Take position reference.
1761 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
1762 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
1763 (c_lex): Pass dummy location to c_lex_with_flags.
1764 * c-parser.c (c_lex_one_token): Set c_token's location using
1765 c_lex_with_flags, instead of input_location, which might be "ahead".
1766 (c_parser_direct_declarator): Set declarator's id_loc from
1767 c_token's id_loc.
1768 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
1769 declarator's id_loc, rather than probably-imprecise input_location.
1770 (build_id_declarator): Initialize c_declarator's id_loc field.
1772 2005-03-11 Roger Sayle <roger@eyesopen.com>
1774 PR middle-end/20419
1775 * builtins.c (expand_builtin_signbit): Force the signbit's word
1776 into an integer register to avoid SUBREGs of floating point modes.
1778 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1780 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
1781 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
1782 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
1783 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
1785 2005-03-11 David Edelsohn <edelsohn@gnu.org>
1787 PR rtl-optimization/20306
1788 * expr.c (emit_move_complex): Set try_int false if mode is
1789 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
1790 emit_block_move if try_int is true.
1792 2005-03-11 Richard Henderson <rth@redhat.com>
1794 PR target/20415
1795 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
1796 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
1797 to match.
1799 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1801 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
1802 (TARGET_FIX_VR4130): New macro.
1803 (TARGET_OPTIONS): Add -mfix-vr4130.
1804 (ISA_HAS_MACCHI): New macro.
1805 (ASM_SPEC): Add -mfix-vr4130.
1806 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
1807 (override_options): Handle mips_fix_vr4130_string.
1808 (mips_avoid_hazards): Clear all_noreorder_p
1809 if we're working around VR4130 errata and the macc alternatives
1810 are not available.
1811 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
1812 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
1813 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
1814 (MULTILIB_DEFAULTS): Remove leading "march=".
1815 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
1816 if no architecture option is given.
1817 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
1818 VR4130 multilibs.
1819 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
1820 * doc/invoke.texi: Document -mfix-vr4130.
1822 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1824 * config/mips/mips.c (override_options): Only warn about -mint64
1825 deprecation if TARGET_INT64.
1827 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1829 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
1830 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
1831 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
1832 are non-specific regarding the nonnull parameter positions.
1833 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
1834 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
1835 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
1836 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
1838 * builtins.def: Use the non-specific "nonnull" attibute lists.
1840 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1842 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1843 single_pred_edge, single_succ, single_pred): Improve comments.
1845 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1847 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1848 single_pred_edge, single_succ, single_pred): New inline functions.
1849 * bb-reorder.c (rotate_loop, find_traces_1_round,
1850 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
1851 duplicate_computed_gotos): Use the single_succ/pred functions.
1852 * cfganal.c (forwarder_block_p): Ditto.
1853 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
1854 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1855 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
1856 merge_seq_blocks): Ditto.
1857 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
1858 * cfglayout.c (fixup_reorder_chain): Ditto.
1859 * cfgloop.c (mark_single_exit_loops, update_latch_info,
1860 canonicalize_loop_headers, verify_loop_structure): Ditto.
1861 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
1862 mfb_update_loops, create_preheader, force_single_succ_latches,
1863 create_loop_notes): Ditto.
1864 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
1865 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
1866 commit_one_edge_insertion, purge_dead_edges,
1867 cfg_layout_can_merge_blocks_p): Ditto.
1868 * except.c (sjlj_emit_function_enter): Ditto.
1869 * flow.c (init_propagate_block_info): Ditto.
1870 * function.c (thread_prologue_and_epilogue_insns): Ditto.
1871 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
1872 insert_insn_end_bb): Ditto.
1873 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
1874 find_if_case_2): Ditto.
1875 * lambda-code.c (perfect_nestify): Ditto.
1876 * lcm.c (optimize_mode_switching): Ditto.
1877 * loop-doloop.c (doloop_modify): Ditto.
1878 * loop-init.c (loop_optimizer_init): Ditto.
1879 * loop-iv.c (simplify_using_initial_values): Ditto.
1880 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1881 * loop-unswitch.c (unswitch_loop): Ditto.
1882 * modulo-sched.c (generate_prolog_epilog): Ditto.
1883 * predict.c (combine_predictions_for_insn, estimate_probability,
1884 tree_estimate_probability, last_basic_block_p,
1885 estimate_bb_frequencies): Ditto.
1886 * profile.c (branch_prob): Ditto.
1887 * regrename.c (copyprop_hardreg_forward): Ditto.
1888 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
1889 * tracer.c (layout_superblocks): Ditto.
1890 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
1891 cfg_remove_useless_stmts_bb, cleanup_control_flow,
1892 cleanup_control_expr_graph, disband_implicit_edges,
1893 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
1894 tree_verify_flow_info, tree_make_forwarder_block,
1895 tree_forwarder_block_p, remove_forwarder_block,
1896 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
1897 * tree-if-conv.c (tree_if_conversion): Ditto.
1898 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1899 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
1900 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
1901 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
1902 copy_loop_headers): Ditto.
1903 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
1904 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
1905 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
1906 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
1907 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
1908 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
1909 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
1910 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
1911 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
1912 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
1913 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
1914 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
1915 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1916 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
1917 slpeel_add_loop_guard): Ditto.
1919 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
1921 PR tree-optimization/15784
1922 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1923 and -1 - A to ~A.
1925 * stmt.c (expand_case): Don't change index_type. Convert minval
1926 to the proper type.
1928 PR tree-optimization/20130
1929 * fold-const.c (fold): Fold x * -1 into -x.
1931 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
1933 PR rtl-optimization/20331
1934 * rtlanal.c (modified_between_p): Check its address first for MEM.
1935 (modified_in_p): Likewise.
1937 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
1939 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
1941 2005-03-10 Steven Bosscher <stevenb@suse.de>
1943 * expr.c (expand_expr_real_1): If possible, use a conditional
1944 move for expanding MIN_EXPR and MAX_EXPR.
1945 Use temp for moving around rtx-en.
1947 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
1949 PR rtl-opt/20412
1950 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
1951 correct mode.
1953 2005-03-10 Roger Sayle <roger@eyesopen.com>
1955 * builtins.c (expand_builtin_signbit): Extend to handle floating
1956 point modes wider than the largest integer type, using the
1957 operand_subword_force function to obtain the signbit's word.
1959 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1961 PR target/20322
1962 * combine.c (try_combine): If recog_for_combine added CLOBBERs
1963 to NEWI2PAT, fail to combine if they are used by NEWPAT.
1965 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
1967 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
1969 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
1971 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
1972 type void.
1973 (perform_edge_inserts): Unconditionally call
1974 free_dominator_info.
1976 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
1978 2005-03-10 Bob Wilson <bob.wilson@acm.org>
1980 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
1982 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
1984 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
1986 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
1987 gcc_unreachable.
1988 (rtl_register_value_prof_hooks,
1989 tree_value_profile_transformations,
1990 tree_register_value_prof_hooks): Likewise.
1991 * var-tracking.c (stack_adjust_offset_pre_post,
1992 variable_htab_free, variable_union, dataflow_set_different_2,
1993 count_uses, variable_was_changed, set_frame_base_location,
1994 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
1995 vt_add_function_parameters): Likewise.
1996 * varasm.c (named_section_real, named_section, make_decl_rtl,
1997 asm_emit_uninitialised, assemble_integer, decode_addr_const,
1998 const_hash_1, compare_constant, copy_constant, force_const_mem,
1999 output_constant_pool_2, output_constant_pool_1, output_constant,
2000 output_constructor, make_decl_one_only, decl_tls_model,
2001 default_no_named_section, default_elf_select_section_1,
2002 default_unique_section_1): Likewise.
2003 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
2004 * vmsdbgout.c (addr_const_to_string): Likewise.
2006 PR c++/20375
2007 * function.c (struct assign_parm_data_one): Remove last_named
2008 field.
2009 (assign_parm_find_data_types): Don't determine last_named.
2010 Reorder named_parm determination.
2011 (assign_parms): Only setup varargs on the last non-varadic
2012 parameter.
2014 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
2016 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
2017 sda base address on medium model.
2019 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
2021 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
2022 * cfgloop.c (flow_loop_nodes_find): Export.
2023 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
2024 Declare.
2025 * cfgloopmanip.c (fix_loop_structure): New function.
2026 * predict.c (predict_loops): Clean up the loops information.
2027 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
2028 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
2029 loop structure.
2030 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
2031 (rewrite_into_loop_closed_ssa): Declaration changed.
2032 * tree-loop-linear.c (linear_transform_loops): Add argument to
2033 rewrite_into_loop_closed_ssa call.
2034 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2035 * tree-ssa-loop-im.c (move_computations): Ditto.
2036 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
2037 * tree-vectorizer.c (vectorize_loops): Ditto.
2038 * tree-optimize.c: Include cfgloop.h.
2039 (execute_todo): Choose whether to call cleanup_tree_cfg or
2040 cleanup_tree_cfg_loop.
2041 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
2042 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
2043 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
2044 cleanup_tree_cfg_loop call.
2045 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
2046 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
2047 work on part of cfg.
2049 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2051 PR inline-asm/20314
2052 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
2053 with multiple alternatives.
2055 * stmt.c (parse_output_constraint): Fix a typo.
2057 2005-03-09 Bob Wilson <bob.wilson@acm.org>
2059 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
2060 assembly directive instead of deprecated "no-generics".
2062 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
2064 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2065 for non-offsettable memory references to cope with outstanding reload
2066 replacements.
2067 * config/s390/s390.md ("reload_outti"): Call find_replacement to
2068 avoid losing outstanding address reloads.
2069 ("reload_outdi", "reload_outdf"): Likewise.
2071 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2073 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
2074 code. Add more cbrt transformations.
2076 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2078 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
2080 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2082 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
2083 NULL_TREE when a given tree is not simplified.
2084 (fold): Return the original tree when any of the functions
2085 mentioned above NULL_TREE.
2087 * fold-const.c (fold_unary, fold_binary): Take decomposed
2088 arguments, code, type, op0, and op1 in case of fold_binary.
2089 (fold): Update calls to fold_unary and fold_binary.
2091 2005-03-09 Roger Sayle <roger@eyesopen.com>
2093 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
2094 a fndecl and an arglist instead of a CALL_EXPR, exp.
2096 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2098 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
2100 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
2102 * expr.c (expand_assignment): Remove orig_to_rtx.
2104 * fold-const.c (int_const_binop): Remove no_overflow.
2106 * ifcvt.c (noce_emit_move_insn): Remove inmode.
2108 * loop-iv.c (get_biv_step_1): Remove lhs.
2110 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
2112 * real.c (real_nan): Remove neg.
2114 * function.c (thread_prologue_and_epilogue_insns): Remove i
2115 and newinsn.
2117 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
2118 tb.
2120 * tree-eh.c (tree_could_trap_p): Remove idx.
2122 * tree-into-ssa.c (ann): Remove ann.
2124 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
2126 * tree-sra.c (decide_block_copy): Remove inst_count.
2128 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
2130 * tree-ssa-loop-im.c (lhs): Remove.
2132 * cfgbuild.c (state, STATE, SET_STATE,
2133 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
2134 make_edges.
2135 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
2136 (find_basic_blocks): Set the state of each basic block to
2137 BLOCK_NEW.
2139 2005-03-08 Jeff Law <law@redhat.com>
2141 * tree-cfg.c (cleanup_control_flow): If removal of a computed
2142 goto results in the removal of edges in the CFG, then we need
2143 to recompute dominators.
2145 2005-03-09 Ben Elliston <bje@au.ibm.com>
2147 * c-common.c (c_do_switch_warnings): Comment fix.
2149 2005-03-08 Julian Brown <julian@codesourcery.com>
2151 * Patch from 2005-03-08 reverted for causing regressions and
2152 ppc-darwin bootstrap failure.
2154 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
2156 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
2157 Define the real function for ppc-darwin.
2158 * c-typeck.c (convert_arguments): Check for target-specific
2159 invalid argument call to unprototyped function.
2160 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2161 New Macro.
2162 * target.h (invalid_arg_for_unprototyped_fn): New field
2163 in struct calls.
2164 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
2165 default target hook.
2166 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
2167 Declare.
2169 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2171 * c-typeck.c (constructor_stack, constructor_range_stack,
2172 initializer_stack): Make them static.
2174 * cfg.c (rbi_pool): Make it static.
2176 * gimple-low.c (lower_stmt_body): Make it static.
2177 * tree-flow.h: Remove the corresponding prototype. Don't
2178 declare lower_data.
2180 * sched-deps.c (cache_size): Make it static.
2182 * stor-layout.c (lang_adjust_rli): Make it static.
2184 2005-03-08 Julian Brown <julian@codesourcery.com>
2186 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2187 from being used for symbols with vague linkage when
2188 HAVE_GAS_COMDAT_GROUP is true.
2190 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
2192 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
2193 nlabel == JUMP_LABEL (jump).
2195 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2197 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
2198 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
2199 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
2200 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
2202 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
2204 PR c/14411
2205 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
2206 * c-common.c (handle_returns_twice): New function.
2207 (c_common_attribute_table): Declare eturns_twice' attribute.
2208 * doc/extend.texi: Document eturns_twice' attribute.
2209 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
2210 (struct tree_decl): Add returns_twice_flag.
2212 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2214 * tree-ssa-phiopt.c: Fix a comment typo.
2216 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
2217 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
2218 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
2219 copyright.
2221 2005-03-08 Richard Henderson <rth@redhat.com>
2223 * config/alpha/alpha.c (code_for_builtin): Replace special-case
2224 builtin codes with ctzdi2, clzdi2, popcountdi2.
2225 (struct alpha_builtin_def): Add is_const.
2226 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
2227 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
2228 (alpha_init_builtins): Init them. Set nothrow and const attributes
2229 on builtins.
2230 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
2231 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
2232 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
2233 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
2234 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
2235 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
2236 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
2237 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
2238 (TARGET_FOLD_BUILTIN): New.
2239 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
2240 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
2241 (ffsdi2): Use ctz.
2242 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
2244 2005-03-08 Ira Rosen <irar@il.ibm.com>
2246 PR tree-optimization/20122
2247 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
2248 condition of access function instead of base.
2250 2005-03-07 Jeff Law <law@redhat.com>
2251 Steven Bosscher <stevenb@suse.de>
2253 * tree-cfg.c (find_taken_edge_computed_goto): New function.
2254 (find_taken_edge): Call find_taken_edge_computed_goto as
2255 appropriate. Allow any gimple invariant rather than just
2256 INTEGER_CST for VAL.
2257 (cleanup_control_flow): Cleanup a computed goto which has turned
2258 into a simple goto.
2259 (tree_merge_blocks): If block B has any forced labels, move
2260 them to the start of block A.
2261 * tree-ssa-dom.c (thread_across_edge): Allow threading across
2262 computed gotos as well.
2263 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
2264 removal of unnecessary computed gotos too.
2265 (lookup_redirection_data): Fix type of INSERT argument. Callers
2266 updated.
2268 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2270 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
2271 Remove trailing spaces.
2273 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
2274 unshare_all_trees): Make them static.
2275 * tree-gimple.h: Remove the corresponding prototypes.
2277 * diagnostic.h: Remove unused prototype
2278 debug_output_buffer.
2279 * modulo-sched.c: Remove unused prototype
2280 set_row_column_for_ps.
2282 * tree-ssa-phiopt.c (tree_ssa_phiopt,
2283 replace_phi_edge_with_variable): Remove unused variable i.
2285 2005-03-07 Per Bothner <per@bothner.com>
2287 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
2289 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
2291 PR tree-opt/17671
2292 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
2293 bbs on the COND_EXPR instead of the PHI_NODEs.
2294 (candidate_bb_for_phi_optimization): Remove.
2295 (replace_phi_with_stmt): Rename to ...
2296 (replace_phi_edge_with_variable): this and change so that we
2297 replace the phi argument instead of removing the PHI.
2298 (conditional_replacement): Change so we deal with PHI with more
2299 than two arguments.
2300 (value_replacement): Likewise.
2301 (abs_replacement): Likewise.
2303 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
2305 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
2306 output_e500_flip_gt_bit.
2308 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
2309 as bit 31.
2310 (rs6000_generate_compare): Fix logic to look at the correct bits.
2311 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
2312 Look at GT bit.
2313 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
2314 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
2315 gen_move_from_CR_gt_bit.
2317 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
2318 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
2319 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
2321 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
2322 (E500_CR_IOR_COMPARE): New constant.
2324 2005-03-08 Earl Chew <earl_chew@agilent.com>
2325 David Billinghurst <David.Billinghurst@riotinto.com>
2327 * config/i386/host-cygwin.c: New file to support precompiled
2328 headers on cygwin
2329 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
2330 * config.host: Use above files for cygwin host.
2332 2005-03-07 David Edelsohn <edelsohn@gnu.org>
2334 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
2335 ordering ops from earlier change.
2337 2005-03-07 Per Bothner <per@bothner.com>
2339 Various fixes to allow us to again build if --enable-mapped-location:
2340 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
2341 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
2342 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
2343 local variable loc. Change logic appropriately.
2344 * tree-vect-transform.c (vect_finish_stmt_generation): Use
2345 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
2346 * c-parser.c (c_parser_for_statement): Initialize loc variable.
2347 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
2348 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
2350 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
2352 PR rtl-optimization/19683
2353 * reload1.c (choose_reload_regs): Pass the number of bits, not the
2354 number of bytes, to smallest_int_for_mode. Fix arguments to
2355 REG_CANNOT_CHANGE_MODE_P.
2357 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2359 * reorg.c (relax_delay_slots): Check that the jump is
2360 conditional before trying to invert it.
2362 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2364 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
2365 Make them static.
2367 * calls (stack_arg_under_construction): Make it static.
2369 * flow.c (regs_live_at_setjmp): Make it static.
2370 * flow.h: Remove the corresponding prototype.
2372 * reload1.c (reload_startobj, reload_firstobj,
2373 something_needs_operands_changed, reload_inherited,
2374 reload_inheritance_insn, reload_override_in,
2375 reload_spill_index): Make them static.
2377 * recog.c (verify_changes): Make it static.
2378 * recog.h: Remove the corresponding prototype.
2380 * cfgbuild.c (find_sub_basic_blocks): Remove.
2381 * basic-block.h: Remove the corresponding prototype.
2382 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
2383 in comments.
2384 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
2386 * tree-ssa-operands.c (check_build_stmt): Remove.
2388 * stor-layout.c (set_alignment): Remove.
2389 * tree.h: Remove the corresponding prototype.
2391 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
2393 * tree-ssa-dce.c (control_dependence_map,
2394 visited_control_parents): Make them static.
2396 * cfghooks.c (verify_flow_info): Remove local variable
2397 num_bb_notes.
2399 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
2400 last_bb_seen.
2402 * loop-unswitch.c (unswitch_loop): Remove local variable src.
2404 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
2406 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
2408 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
2410 * config/ia64/hpux.h (LINK_SPEC): Add -z.
2411 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
2412 PARALLEL for an empty structure.
2414 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2416 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
2418 * fold-const.c (fold_binary): Unroll the very first "for"
2419 loop.
2421 2005-03-06 David Edelsohn <edelsohn@gnu.org>
2423 * config/rs6000/predicates.md (branch_comparison_operator): Remove
2424 redundant match_code test.
2425 (scc_comparison_operator): Swap match_operand and match_code
2426 tests.
2427 (branch_positive_comparison_operator): Same.
2428 (trap_comparison_operator): Use comparison_operator and swap with
2429 match_code test.
2431 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
2433 PR target/20288
2434 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
2435 (out_movhi_r_mr): Read low byte of volatile MEM first.
2436 (out_movhi_mr_r): Write high byte of volatile MEM first.
2438 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2440 * cselib.c (reg_values, reg_values_size): Make them static.
2442 * cse.c (cse_reg_info_table): Make it static.
2444 * fold-const.c (fold_unary): Use build1 instead of copy_node.
2446 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
2448 * cse.c (find_best_addr): Use canon_for_address.
2450 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2452 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
2453 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
2454 SUBREG and MEM, respectively.
2456 * fold-const.c (fold_binary): Use code instead of t.
2458 * fold-const.c (optimize_minmax_comparison): Take decomposed
2459 arguments code, type, op0, and op1 instead of t.
2460 (fold_binary): Update a call to optimize_minmax_comparison.
2462 * fold-const.c (fold_range_test): Take decomposed arguments
2463 code, type, op0, and op1 instead of t.
2464 (fold_binary): Update a call to fold_range_test.
2466 * fold-const.c (fold_binary_op_with_conditional_arg): Take
2467 decomposed arguments code, type, op0, and op1 instead of t.
2468 (fold_binary): Update a call to fold_range_test.
2470 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2472 * fold-const.c (fold_binary): Avoid directly using the original
2473 expression t as much as possible.
2475 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2477 * c-semantics.c (build_stmt): Use TYPE_P instead of
2478 IS_NON_TYPE_CODE_CLASS.
2479 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
2480 (NON_TYPE_CHECK): Use TYPE_P instead of
2481 IS_NON_TYPE_CODE_CLASS.
2483 * fold-const.c (fold): Remove handling of binary expressions.
2485 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
2487 * doc/c-tree.texi: Wrap comments in @r{}.
2488 * doc/cpp.texi: Likewise.
2489 * doc/cppinternals.texi: Likewise.
2490 * doc/extend.texi: Likewise.
2491 * doc/md.texi: Likewise.
2492 * doc/objc.texi: Likewise.
2493 * doc/sourcebuild.texi: Likewise.
2494 * doc/tm.texi: Likewise.
2495 * doc/tree-ssa.texi
2497 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2499 * predict.c (apply_return_prediction): Standardize PHI chain
2500 walking.
2501 * tree-ssa.c (ssa_redirect_edge): Likewise.
2503 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
2504 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
2505 Update copyright.
2507 * tree-phinodes.c (remove_phi_node): Drop the last argument.
2508 * tree-flow.h: Adjust the prototype for remove_phi_node.
2509 * lambda-code.c (perfect_nestify): Adjust a call to
2510 remove_phi_node.
2511 * tree-cfg.c
2512 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
2513 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
2514 Likewise.
2515 * tree-ssa-dce.c (remove_dead_phis): Likewise.
2516 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2517 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2518 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
2520 * combine.c (simplify_and_const_int): Use gen_int_mode instead
2521 of GEN_INT (trunc_int_for_mode (...)).
2522 * loop-iv.c (iv_number_of_iterations): Likewise.
2523 * postreload.c (reload_cse_move2add): Likewise.
2524 * simplify-rtx.c (simplify_const_unary_operation,
2525 simplify_const_binary_operation): Likewise.
2526 * stor-layout.c (get_mode_bounds): Likewise.
2528 * fold-const.c (fold_binary): New.
2529 (fold): Call fold_binary on binary expressions.
2531 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
2533 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
2534 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
2535 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
2536 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
2537 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
2539 2005-03-04 Devang Patel <dpatel@apple.com>
2541 PR tree-optimization/18815
2542 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2543 loops with zero exit edges.
2545 2005-03-04 Devang Patel <dpatel@apple.com>
2547 * doc/invoke.texi: Remove reference to webpage that does not exist.
2549 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
2550 Joseph S. Myers <joseph@codesourcery.com>
2552 PR c++/19797
2553 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
2554 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
2555 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
2556 * pa.c (get_plabel): Change argument to symbol_ref. Call
2557 maybe_get_identifier instead of get_identifier.
2558 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
2559 (struct deferred_plabel): Replace name field with symbol field.
2560 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
2561 ASM_OUTPUT_EXTERNAL_REAL is defined.
2562 (output_global_address): Use output_addr_const for output of all
2563 symbol_refs.
2564 (output_deferred_plabels): Use symbol_ref instead of name for address
2565 output.
2566 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
2567 ASM_OUTPUT_SYMBOL_REF): New macros.
2568 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
2569 comment.
2570 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
2571 label.
2573 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
2575 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
2576 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
2578 2005-03-04 Jeff Law <law@redhat.com>
2580 * basic-block.h (rediscover_loops_after_threading): Declare.
2581 * tree-ssa-dom.c: Include cfgloop.h.
2582 (tree_ssa_dominator_optimize): Discover loops and some basic
2583 properties. Remove forwarder blocks recreated by loop header
2584 canonicalization. Also mark backedges in the CFG.
2585 * tree-ssa-threadupdate.c: Include cfgloop.h
2586 (rediscover_loops_after_threading): Define.
2587 (struct local_info): New field, JUMP_THREADED.
2588 (prune_undesirable_thread_requests): New function.
2589 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
2590 then record that fact for the callers of redirct_edges.
2591 (thread_block): If BB has incoming backedges, then call
2592 prune_undesirable_thraed_requests. Note when we are
2593 going to have to rediscover loop information. Return a
2594 boolean indicating if any jumps were threaded.
2595 (thread_through_all_blocks): Bubble up boolean indicating
2596 if any jumps were threaded.
2597 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
2598 (tree-ssa-threadupdate.o): Similarly.
2600 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2602 * fold-const.c (fold_ternary): Unroll the "for" loop to
2603 extract operands.
2605 2005-03-04 Andrew Haley <aph@redhat.com>
2607 * unwind-dw2-fde-glibc.c (struct
2608 unw_eh_callback_data.check_cache): New field.
2609 (frame_hdr_cache): New.
2610 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
2611 Cache frame header info.
2613 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
2615 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
2616 (print_c_condition): Declare.
2617 * read-rtl.c (ptr_loc): New structure.
2618 (ptr_locs, ptr_loc_obstack, joined_conditions)
2619 (joined_conditions_obstack): New variables.
2620 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
2621 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
2622 (join_c_conditions, print_c_condition): New functions.
2623 (apply_macro_to_string): Associate the new string with the same
2624 source location as the old one.
2625 (add_condition_to_string): Use join_c_conditions.
2626 (read_string): Use set_rtx_ptr_loc to record a filename and line
2627 number for the string.
2628 (read_rtx): Initialize the new variables above.
2629 * genattrtab.c (write_test_expr, write_attr_value): Use
2630 print_c_condition.
2631 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
2632 comment above the GCC_VERSION check.
2633 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
2634 Inline the definition of MAYBE_EVAL.
2635 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
2636 * genoutput.c (process_template): Likewise.
2637 * genpreds.c (write_predicate_subfunction): Likewise.
2638 (write_predicate_expr): Use print_c_condition.
2639 * genrecog.c (write_cond): Likewise.
2640 * gensupport.c (process_rtx): Use join_c_conditions to join the
2641 conditions of a define_insn_and_split. Record a source location
2642 for the string after the "&&".
2643 (alter_test_for_insn): Use join_c_conditions.
2645 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
2647 Revert for now:
2648 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2649 PR tree-optimization/15784
2650 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2651 and -1 - A to ~A.
2653 2005-03-04 Ben Elliston <bje@au.ibm.com>
2655 * gcc.c (option_map): Add --coverage.
2656 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
2657 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
2658 * config/darwin.h: Pass -lgcov for `coverage'.
2659 * doc/invoke.texi (Debugging Options): Document --coverage.
2661 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2663 * gcse.c (bypass_block): Use find_edge wherever possible.
2665 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
2667 Fix PR debug/20253
2669 * c-opts.c (c_common_parse_file): Call start_source_file
2670 and end_source_file at the approriate times.
2672 * dwarf2out.c (dwarf2out_finish): Don't auto-end
2673 the main file, it will be done for us now.
2675 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2677 * fold-const.c (fold_ternary): New.
2678 (fold): Call fold_ternary on ternary expressions. Remove
2679 handling of ternary expressions.
2681 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2683 PR tree-optimization/15784
2684 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2685 and -1 - A to ~A.
2687 2005-03-03 David Edelsohn <edelsohn@gnu.org>
2689 * config/rs6000/predicates.md (branch_comparison_operator):
2690 Convert from C block to conditional format.
2692 2005-03-03 Jan Hubicka <jh@suse.cz>
2694 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
2695 and non-constant public variables.
2697 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
2699 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
2700 with LABEL_EXPR.
2702 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
2703 EDGE_I.
2705 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
2706 calls to release_ssa_name and release_phi_node.
2708 * fold-const.c (fold): Remove handling of unary expressions.
2710 * fold-const.c (fold_unary): Avoid directly using the original
2711 expression t as much as possible.
2713 2005-03-03 Roger Sayle <roger@eyesopen.com>
2714 Andrew Pinski <pinskia@physics.uc.edu>
2716 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
2717 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
2719 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
2721 Describe special registers SRP and MOF as allocatable registers.
2722 * config/cris/cris.c (cris_md_asm_clobbers): New function.
2723 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
2724 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
2725 TARGET_HAS_MUL_INSNS.
2726 (cris_print_operand) <case 'd'>: New case.
2727 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
2728 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
2729 define.
2730 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
2731 (REG_ALLOC_ORDER): Update for MOF.
2732 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
2733 SPECIAL_REGS.
2734 (GENERAL_REGS): No longer a define of ALL_REGS.
2735 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
2736 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2737 Adjust accordingly.
2738 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
2739 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
2740 (SECONDARY_RELOAD_CLASS): Define.
2741 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
2742 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
2743 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
2744 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
2745 (REGISTER_MOVE_COST): Define.
2746 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
2747 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
2748 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
2749 (CRIS_MOF_REGNUM): New define_constants.
2750 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
2751 special registers.
2752 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
2753 New patterns.
2754 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
2755 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
2756 Adjust for MOF being properly described as a register.
2757 (indir_to_reg_split): Name this split. Conditionalize on the
2758 destination register being a general register.
2759 (movei): Conditionalize on on operands 0 and 1 having the same
2760 register class.
2762 2005-03-03 Alan Modra <amodra@bigpond.net.au>
2764 PR target/20277
2765 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
2766 -mcpu to override any other explicitly given flags.
2768 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
2770 * recog.c (verify_changes, confirm_change_group): New functions,
2771 broken out of apply_change_group.
2772 (apply_change_group): Use them.
2773 * recog.h (verify_change, confirm_change_group): Declare.
2774 * rtl.h (redirect_jump_2): Declare.
2775 * jump.c (redirect_exp, invert_exp): Delete.
2776 (invert_exp_1): Take second parameter. Return value. Changed caller.
2777 (redirect_jump_2): New function, broken out of redirect_jump.
2778 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
2779 (invert_jump): Use invert_jump_1 and redirect_jump_2.
2780 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
2782 2005-03-02 Geoffrey Keating <geoffk@apple.com>
2784 * varasm.c (named_section): Use xstrdup rather than doing it by
2785 hand.
2787 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
2789 2005-03-02 Devang Patel <dpatel@apple.com>
2791 Undo PR tree-optimization/18815 fix.
2793 2005-03-02 Devang Patel <dpatel@apple.com>
2795 PR tree-optimization/18815
2796 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2797 loops with zero exit edges.
2799 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2801 * cfg.c (connect_src, connect_dest, disconnect_src,
2802 disconnct_dest): New.
2803 (unchecked_make_edge, remove_edge, redirect_edge_succ,
2804 redirect_edge_pred): Use the new functions.
2806 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2807 free_dominance_info only when needed.
2809 2005-03-02 David Edelsohn <edelsohn@gnu.org>
2811 PR target/20276
2812 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
2813 (reg_or_sub_cint64_operand): Same.
2815 2005-03-02 Jeff Law <law@redhat.com>
2817 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
2818 CFG_ALTERED in the main DOM iteration loop.
2820 2005-03-02 Mark Mitchell <mark@codesourcery.com>
2822 PR c++/19916
2823 * varasm.c (initializer_constant_valid_p): Allow conversions
2824 between OFFSET_TYPEs. Tidy.
2826 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
2828 * config/cris/cris.md ("return"): Remove epilogue delay list
2829 sanity check.
2831 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
2833 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
2834 for Thumb.
2835 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
2837 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2839 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
2840 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
2841 config/m68k/m68k.c, config/mips/mips.h,
2842 config/rs6000/rs6000-protos.h, doc/contrib.texi,
2843 doc/include/gcc-common.texi: Update copyright.
2845 PR middle-end/18029 and PR middle-end/18030
2846 * expr.c (optimize_bitfield_assignment_op): Add a special case
2847 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
2849 * fold-const.c (fold_unary): New.
2850 (fold): Call fold_unary on unary expressions.
2852 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
2854 * cgraph.h (struct cgraph_edge): Add prev_caller and
2855 prev_callee fields.
2856 (cgraph_node_remove_callees): Export.
2857 * cgraph.c (cgraph_create_edge): Initialize prev_caller
2858 and prev_callee.
2859 (cgraph_edge_remove_callee): New function.
2860 (cgraph_edge_remove_caller): Likewise.
2861 (cgraph_remove_edge): Use.
2862 (cgraph_redirect_edge_callee): Likewise.
2863 (cgraph_node_remove_callees): New function.
2864 (cgraph_node_remove_callers): Likewise.
2865 (cgraph_remove_node): Use.
2866 * tree-optimize.c (tree_rest_of_compilation): Use
2867 cgraph_node_remove_callees instead of manual loop.
2868 * cgraphunit.c (cgraph_finalize_function): Likewise.
2869 (cgraph_expand_function): Likewise.
2870 (cgraph_remove_unreachable_nodes): Likewise.
2872 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
2874 PR c/8927
2875 * c-tree.h (undeclared_variable, build_external_ref): Add extra
2876 argument.
2877 * c-decl.c (undeclared_variable): Take location as argument.
2878 * c-typeck.c (build_external_ref): Likewise.
2879 * c-parser.c (c_parser_postfix_expression): Pass location of
2880 identifier to build_external_ref.
2882 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2884 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
2885 CCEQ mode for branch_positive_comparison_operator test.
2886 * config/rs6000/predicates (branch_comparison_operator): Revert to
2887 define_predicate.
2888 (scc_comparison_operator): Same.
2889 (branch_positive_comparison_operator): Same.
2891 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
2893 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
2894 (cris_delay_slots_for_epilogue): Remove.
2895 (save_last): Move into cris_target_asm_function_epilogue.
2896 (cris_target_asm_function_epilogue): Remove tests for file being
2897 NULL.
2898 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
2899 (cris_delay_slots_for_epilogue): Remove prototypes.
2900 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
2901 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
2903 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2905 * config/rs6000/predicates.md (branch_comparison_operator): Change
2906 to define_special_predicate.
2907 (scc_comparison_operator): Same.
2908 (branch_positive_comparison_operator): Same.
2910 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
2912 * Makefile.in (tree-ssa-sink.o): New.
2913 (OBJS-common): Add tree-ssa-sink.o.
2914 * common.opt: Add -ftree-sink
2915 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
2916 * timevar.def (TV_TREE_SINK): new timevar.
2917 * tree-flow.h (is_hidden_global_store): Prototype.
2918 * tree-optimize.c (init_tree_optimization_passes): Add
2919 pass_sink_code.
2920 * tree-pass.h (pass_sink_code): New.
2921 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
2922 for non-obvious global store store to is_hidden_global_store, and
2923 call that new function.
2924 * tree-ssa-sink.c: New file.
2925 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
2926 * doc/passes.texi: Document forward store motion.
2927 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
2928 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
2929 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
2930 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
2932 2005-03-01 Per Bothner <per@bothner.com>
2934 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
2935 and we have a non-zero column-number, add it to the message.
2936 Also factor out the diagnostic_kind_text.
2938 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2940 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2941 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2942 flow_loop_scan): Removed.
2943 (flow_loop_dump): Do not dump removed fields.
2944 (flow_loop_free): Do not free removed fields.
2945 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
2946 (loop_exit_edge_p): New function.
2947 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
2948 num_pre_header_edges, entry_edges, num_entries, exit_edges,
2949 num_exits, exits_doms.
2950 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
2951 LOOP_EDGES, LOOP_ALL): Removed.
2952 (flow_loop_scan): Declaration removed.
2953 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
2954 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
2955 flow_loops_find.
2956 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
2957 (if_convert): Call flow_loops_find and flow_loops_free
2958 when calling mark_loop_exit_edges.
2959 * cfgloopanal.c (mark_loop_exit_edges): Moved from
2960 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
2961 free_dominance_info calls.
2962 * loop-init.c (flow_loops_find): Ditto.
2963 * passes.c (rest_of_handle_branch_prob): Ditto.
2964 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
2965 * loop-unroll.c (analyze_insns_in_loop): Do not use
2966 EDGE_LOOP_EXIT.
2967 * predict.c (predict_loops): Do not call flow_loop_scan.
2968 Use get_loop_exit_edges.
2969 (tree_estimate_probability): Do not pass flags to flow_loops_find.
2970 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
2971 Do not use EDGE_LOOP_EXIT.
2972 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
2973 to bb_with_exit_edge_p.
2974 (if_convertible_loop_p): Do not call flow_loop_scan. Use
2975 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
2976 to bb_with_exit_edge_p.
2977 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
2978 EDGE_LOOP_EXIT.
2979 * tree-loop-linear.c (linear_transform_loops): Do not call
2980 flow_loop_scan. Use loop->single_exit.
2981 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
2982 (vect_analyze_loop_form): Do not call flow_loop_scan.
2983 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
2984 loop->single_exit.
2985 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
2986 loop->single_exit.
2987 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
2988 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2989 slpeel_tree_duplicate_loop_to_edge_cfg,
2990 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
2991 Use loop_preheader_edge and loop->single_exit. Do not call
2992 flow_loop_scan.
2994 2005-03-01 Nick Clifton <nickc@redhat.com>
2996 * config/arm/arm.c (thumb_find_work_register): Check all of the
2997 argument registers to see if they are free, and a couple of
2998 special cases where the last argument register but can be proved
2999 to be available during the function's prologue.
3000 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
3001 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
3002 thumb_unexpanded_epilogue): Use unsigned long as the type for the
3003 register bit-mask.
3004 (thumb_compute_save_reg_mask): Likewise. Also use
3005 thumb_find_work_register() to ensure that there is agreement about
3006 which work register is going to be used in the prologue.
3007 (thumb_output_function_prologue): Use unsigned long as the type
3008 for the register bit-mask. Also delay pushing the link register if
3009 other high registers are going to be pushed.
3010 (thumb_compute_save_reg_mask, emit_multi_reg_push,
3011 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
3012 redundant prototypes.
3014 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
3016 PR target/19819
3017 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
3018 and after reload in REG+REG indexed addresses without REG_POINTER
3019 set in the base and not set in the index.
3021 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3023 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
3024 Don't undefine here.
3025 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
3026 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
3027 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3028 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
3029 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
3030 Delete.
3031 * config.gcc (sh*-*-linux*): Use config/linux.h.
3033 2005-02-28 Dale Johannesen <dalej@apple.com>
3034 Stan Shebs <shebs@apple.com>
3036 Rewrite of 64-bit Darwin structure-by-value pass/return.
3037 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
3038 intoffset, use_stack, named.
3039 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
3040 (rs6000_darwin64_record_arg_advance_flush): New.
3041 (rs6000_darwin64_record_arg_advance_recurse): New.
3042 (rs6000_darwin64_record_arg_flush): New.
3043 (rs6000_darwin64_record_arg_recurse): New.
3044 (rs6000_darwin64_record_arg): New.
3045 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
3046 (function_arg_boundary): Handle 128-bit aligned structs.
3047 (function_arg_advance): Rewrite darwin64 struct handling.
3048 (function_arg): Call rs6000_darwin64_record_arg.
3049 (function_arg_partial_nregs): Handle darwin64 structs.
3050 (rs6000_darwin64_function_value): Remove.
3051 (rs6000_function_value): Call rs6000_darwin64_record_arg.
3053 2005-02-28 Roger Sayle <roger@eyesopen.com>
3055 PR tree-optimization/20216
3056 * tree-chrec.c (tree_fold_factorial): Delete.
3057 (tree_fold_binomial): Change argument list to take a return type
3058 and change the type of K to unsigned int. Rewrite to avoid explicit
3059 evaluation of factorials, and (recursively) calling fold to perform
3060 compile-time arithmetic. Return NULL on (internal) overflow.
3061 (chrec_evaluate): Change type of K to an unsigned int. Avoid
3062 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
3063 if any intermediate calculation overflows.
3064 (chrec_apply): Update call to chrec_evaluate.
3066 2005-02-28 James E Wilson <wilson@specifixinc.com>
3068 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
3070 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
3072 PR c/20245
3073 * c-parser.c (c_parser_compound_statement): Return error_mark_node
3074 instead of NULL_TREE on error.
3076 2005-02-28 David Edelsohn <edelsohn@gnu.org>
3078 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
3079 (EASY_VECTOR_15_ADD_SELF): Remove.
3080 (num_insns_constant_wide): Not static.
3081 (validate_condition_mode): Not static.
3082 (toc_relative_expr_p): Not static.
3083 (legitimate_indirect_address_p): Not static.
3084 (macho_lo_sum_memory_operand): Not static.
3085 (invalid_e500_subreg): Not static.
3086 (easy_vector_same): Not static.
3087 (easy_vector_splat_const): Not static.
3088 (RS6000_SYMBOL_REF_TLS_P): Remove.
3089 (any_operand): Delete.
3090 (any_parallel_operand): Delete.
3091 (count_register_operand): Delete.
3092 (altivec_register_operand): Delete.
3093 (xer_operand): Delete.
3094 (s8bit_cint_operand): Delete.
3095 (short_cint_operand): Delete.
3096 (u_short_cint_operand): Delete.
3097 (non_short_cint_operand): Delete.
3098 (exact_log2_cint_operand): Delete.
3099 (gpc_reg_operand): Delete.
3100 (cc_reg_operand): Delete.
3101 (cc_reg_not_cr0_operand): Delete.
3102 (reg_or_short_operand): Delete.
3103 (reg_or_neg_short_operand): Delete.
3104 (reg_or_aligned_short_operand): Delete.
3105 (reg_or_u_short_operand): Delete.
3106 (reg_or_cint_operand): Delete.
3107 (reg_or_arith_cint_operand): Delete.
3108 (reg_or_add_cint64_operand): Delete.
3109 (reg_or_sub_cint64_operand): Delete.
3110 (reg_or_logical_cint_operand): Delete.
3111 (got_operand): Delete.
3112 (got_no_const_operand): Delete.
3113 (easy_fp_constant): Delete.
3114 (easy_vector_constant): Delete.
3115 (easy_vector_constant_add_self): Delete.
3116 (zero_constant): Delete.
3117 (zero_fp_constant): Delete.
3118 (volatile_mem_operand): Delete.
3119 (offsettable_mem_operand): Delete.
3120 (mem_or_easy_const_operand): Delete.
3121 (add_operand): Delete.
3122 (non_add_cint_operand): Delete.
3123 (logical_operand): Delete.
3124 (non_logical_cint_operand): Delete.
3125 (mask_operand): Delete.
3126 (mask_operand_wrap): Delete.
3127 (mask64_operand): Delete.
3128 (mask64_2_operand): Delete.
3129 (and64_operand): Delete.
3130 (and64_2_operand): Delete.
3131 (and_operand): Delete.
3132 (reg_or_mem_operand): Delete.
3133 (lwa_operand): Delete.
3134 (symbol_ref_operand): Delete.
3135 (call_operand): Delete.
3136 (current_file_function_operand): Delete.
3137 (input_operand): Delete.
3138 (rs6000_nonimmediate_operand): Delete.
3139 (rs6000_tls_symbol_ref): Delete.
3140 (save_world_operation): Delete.
3141 (restore_world_operation): Delete.
3142 (load_multiple_operation): Delete.
3143 (store_multiple_operation): Delete.
3144 (vrsave_operation): Delete.
3145 (mfcr_operation): Delete.
3146 (mtcrf_operation): Delete.
3147 (lmw_operation): Delete.
3148 (stmw_operation): Delete.
3149 (branch_comparison_operator): Delete.
3150 (branch_positive_comparison_operator): Delete.
3151 (scc_comparison_operator): Delete.
3152 (trap_comparison_operator): Delete.
3153 (boolean_operator): Delete.
3154 (boolean_or_operator): Delete.
3155 (min_max_operator): Delete.
3156 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
3157 (EASY_VECTOR_15): Moved to here.
3158 (EASY_VECTOR_15_ADD_SELF): Move to here.
3159 (PREDICATE_CODES): Delete.
3160 * config/rs6000/rs6000-protos.h: Delete predicate functions.
3161 Declare functions no longer static.
3162 * config/rs6000/predicates.md: New.
3163 * config/rs6000/rs6000.md: Include predicates.md
3165 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
3167 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
3168 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
3169 REG_ALWAYS_RETURN.
3170 * cfgrtl.c (need_fake_edge_p): Likewise.
3171 * combine.c (distribute_notes): Likewise.
3172 * emit-rtl.c (try_split): Likewise.
3173 * recog.c (peephole2_opimize): Likewise.
3174 * reg-notes.def (ALWAYS_RETURN): Remove.
3175 * rtl.h (LCT_ALWAYS_RETURN): Remove.
3176 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
3177 * tree.h (ECF_ALWAYS_RETURN): Remove.
3179 2005-02-28 Roger Sayle <roger@eyesopen.com>
3181 PR middle-end/19874
3182 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
3183 between different machine modes is never a "useless" conversion.
3185 2005-02-28 Geert Bosch <bosch@gnat.com>
3187 PR ada/15977
3188 * doc/contrib.texi: List contributors for Ada front end
3190 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3192 * simplify-rtx.c (simplify_unary_operation_1,
3193 simplify_const_unary_operation): New, extracted from...
3194 (simplify_unary_operation): ... this one.
3195 (simplify_binary_operation_1,
3196 simplify_const_binary_operation): New, extracted from...
3197 (simplify_binary_operation): ... this one.
3198 * rtl.h (simplify_const_unary_operation,
3199 simplify_const_binary_operation): Add prototypes.
3201 2005-02-28 Julian Brown <julian@codesourcery.com>
3203 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
3204 building libjava and caused PR regression/20228.
3206 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3208 PR bootstrap/17383
3209 * Makefile.in (host_subdir): New.
3210 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
3211 * configure: Regenerate.
3213 2005-02-27 Zack Weinberg <zack@codesourcery.com>
3215 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
3216 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
3217 installation directory first.
3219 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
3221 PR target/19065.
3222 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
3223 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
3224 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
3225 * config/cris/cris.md: Tweak comments referring to Q.
3226 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
3227 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
3228 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
3229 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
3230 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
3231 Insert spaces in constraints to align alternatives vertically for
3232 readability.
3233 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
3234 operand 1: "M".
3236 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3238 PR rtl-optimization/17728
3239 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
3240 operand 0 from general_operand to move_dest_operand.
3242 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3244 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
3245 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
3246 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
3247 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
3249 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
3251 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
3252 * configure: Regenerate.
3253 * libada-mk.in: Remove CC; rename
3254 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
3256 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
3258 PR tree-opt/20188
3259 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
3260 for the lhs, also walk over the tree. Likewise for rhs.
3262 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
3264 * tree-ssa-dom.c (simple_iv_increment_p): New function.
3265 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
3266 Do not propagate value of iv before increment over the increment.
3268 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
3270 * c-parser.c: New file.
3271 * c-parse.in: Remove.
3272 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
3273 Remove.
3274 (c-parser.o): Add dependencies.
3275 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
3276 maintainer-clean, TAGS): Update.
3277 * c-config-lang.in (gtfiles): Update.
3278 * gengtype-lex.l: Don't handle "@@".
3279 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
3280 objc_build_synchronized, objc_begin_try_stmt,
3281 objc_begin_catch_clause, objc_finish_catch_clause,
3282 objc_build_finally_clause, objc_finish_try_stmt): New.
3283 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
3284 type_seen_p.
3285 (c_parse_init): Update comment.
3286 * c-decl.c (c_init_decl_processing): Update comment.
3287 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
3288 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
3289 new c_declspecs members.
3291 2005-02-25 Julian Brown <julian@codesourcery.com>
3293 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3294 from being used for symbols with vague linkage when
3295 HAVE_GAS_COMDAT_GROUP is true.
3297 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3299 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
3301 2005-02-25 Steve Ellcey <sje@cup.hp.com>
3303 PR target/19930
3304 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
3305 (LIBGCC2_HAS_DF_MODE): New.
3306 (LIBGCC2_HAS_XF_MODE): New.
3307 (LIBGCC2_HAS_TF_MODE): New.
3308 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3309 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3310 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3311 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3312 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
3313 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
3314 and add _fixtfdi, _fixunstfdi, _floatditf
3315 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
3316 L_fixunstfdi, L_floatditf.
3317 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
3318 (LIBGCC2_HAS_TF_MODE): Define.
3320 2005-02-25 Diego Novillo <dnovillo@redhat.com>
3322 PR tree-optimization/20204
3323 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
3324 REWRITE_THIS_STMT markers on PHI nodes.
3325 (rewrite_initialize_block): Likewise.
3327 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3329 * version.c (version_string): Update to 4.1.
3331 2005-02-25 Paolo Carlini <pcarlini@suse.de>
3333 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
3334 Clarify that the alternative way doesn't work in GNU C++.
3336 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3338 PR tree-optimization/19937
3339 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
3340 to the type of the induction variable.
3342 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
3344 PR rtl-optimization/20117
3345 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
3346 the block including noncopyable insn.
3348 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3350 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
3351 calls to find_reg_note.
3353 2005-02-24 Richard Henderson <rth@redhat.com>
3355 PR tree-opt/20127
3356 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
3357 the type.
3359 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
3361 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
3362 vector types if to use base reg for misaligned non-word ld/std.
3364 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3366 PR target/14619
3367 * config/cris/cris.c (cris_target_asm_function_prologue): Create
3368 dwarf2 label manually and put it after, not before the prologue.
3370 2005-02-24 David Edelsohn <edelsohn@gnu.org>
3372 PR target/19019
3373 * reload.c (operands_match_p): Only increment register number for
3374 SCALAR_INT_MODE_P modes in multiple hard registers.
3376 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
3377 Fix formatting.
3379 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3381 * ChangeLog.5: Fix log message typo(s).
3382 * ChangeLog.7: Likewise.
3383 * ChangeLog.tree-ssa: Likewise.
3384 * cfgexpand.c: Fix comment typo(s).
3385 * conflict.c: Likewise.
3386 * defaults.h: Likewise.
3387 * dwarf2out.c: Likewise.
3388 * gcse.c: Likewise.
3389 * ggc-page.c: Likewise.
3390 * tree-eh.c: Likewise.
3391 * tree-ssa-dom.c: Likewise.
3393 2005-02-24 Jakub Jelinek <jakub@redhat.com>
3395 PR target/19019
3396 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
3397 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
3398 if SHARED is defined.
3400 PR target/20196
3401 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
3402 allow splitting only if operands 0 and 3 don't overlap.
3404 2005-02-24 Richard Henderson <rth@redhat.com>
3406 PR middle-end/19953
3407 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
3408 (fold_builtin_1): Call them.
3409 * fold-const.c (fold_complex_mult_parts): Split out from ...
3410 (fold_complex_mult): ... here. Fix typo in both imaginary case.
3411 (fold_complex_div_parts, fold_complex_div): New.
3412 (fold): Use them.
3413 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
3415 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3417 * tree-ssa-ccp.c (visit_assignment): Verify that result of
3418 VIEW_CONVERT_EXPR is_gimple_min_invariant.
3420 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
3421 (print_node): Likewise.
3422 Print TYPE_SIZES_GIMPLIFIED.
3424 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3426 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
3427 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
3428 operands as commutative in constraints.
3430 2005-02-24 Diego Novillo <dnovillo@redhat.com>
3432 * tree-into-ssa.c: Re-organize internal functions.
3434 2005-02-24 Richard Henderson <rth@redhat.com>
3436 PR middle-end/18902
3437 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
3438 for c99.
3439 * common.opt (fcx-limited-range): New.
3440 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
3441 * toplev.c (flag_complex_method): Initialize to 1.
3442 (process_options): Set flag_complex_method to 0 if
3443 flag_cx_limited_range.
3444 * doc/invoke.texi (-fcx-limited-range): New.
3446 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3448 * cse.c (delete_trivially_dead_insns): Speed up by using
3449 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
3450 prev_real_insn.
3452 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
3454 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
3455 functions when -mid-shared-library is being used.
3457 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3459 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
3460 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
3461 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
3462 * system.h: Poison LINK_LIBGCC_SPECIAL.
3464 2005-02-23 James E Wilson <wilson@specifixinc.com>
3466 * gengtype.c (note_insn_name): Make 1 element larger.
3468 2005-02-23 Roger Sayle <roger@eyesopen.com>
3470 PR target/20018
3471 PR rtl-optimization/20097
3472 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3473 BImode SUBREGs of SImode registers which confuse the ia64 backend.
3475 2005-02-23 David Edelsohn <edelsohn@gnu.org>
3477 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
3478 * t-aix52 (SHLIB_INSTALL): Same.
3480 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
3482 * genpreds.c: Update copyright.
3484 2005-02-23 Michael Beach <michaelb@ieee.org>
3486 PR target/20159
3487 * config/sparc/t-elf (startup files): Assemble with CPP.
3489 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
3491 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
3492 (write_predicate_expr): Likewise.
3494 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3496 PR tree-optimization/20100
3497 PR tree-optimization/20115
3498 * tree-optimize.c (init_tree_optimization_passes): Remove
3499 pass_maybe_create_global_var.
3500 * tree-pass.h (pass_maybe_create_global_var): Remove.
3501 * tree-ssa-alias.c (aliases_computed_p): Declare.
3502 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
3503 (count_calls_and_maybe_create_global_var): Remove.
3504 (pass_maybe_create_global_var): Remove.
3505 (init_alias_info): Do not declare aliases_computed_p.
3506 (maybe_create_global_var): If the function contains no
3507 call-clobbered variables and a mix of pure/const and regular
3508 function calls, create .GLOBAL_VAR.
3509 Mark all call-clobbered variables for renaming.
3510 (merge_pointed_to_info): Update comment.
3511 (add_pointed_to_var): Likewise.
3512 (is_escape_site): Likewise.
3513 Accept struct alias_info * instead of size_t *.
3514 Update all users.
3515 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
3516 as necessary.
3517 * tree-ssa-operands.c (get_call_expr_operands): If
3518 ALIASES_COMPUTED_P is false, do not add call-clobbering
3519 operands.
3520 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
3521 (delete_tree_ssa): Likewise.
3523 2005-02-22 James E Wilson <wilson@specifixinc.com>
3525 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
3526 (do_compile): Do call it here.
3528 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3530 PR rtl-optimization/20017.
3531 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
3532 rest_of_handle_cse2, rest_of_handle_gcse): Call
3533 delete_dead_jumptables immediately before calling cleanup_cfg.
3535 2005-02-22 Devang Patel <dpatel@apple.com>
3537 PR 19952
3538 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
3539 all labels
3541 2005-02-22 David Edelsohn <edelsohn@gnu.org>
3543 * config/rs6000/aix.h (WINT_TYPE): Define.
3545 2005-02-22 Stan Shebs <shebs@apple.com>
3547 * config/rs6000/rs6000.c (rs6000_override_options): Default to
3548 natural alignment for 64-bit Darwin.
3549 (rs6000_parse_alignment_option): Warn about uses of -malign-power
3550 on 64-bit Darwin.
3551 * doc/invoke.texi: Document this.
3553 2005-02-22 DJ Delorie <dj@redhat.com>
3555 * c-common.c (c_common_type_for_mode): Pass the mode's precision
3556 to make_[un]signed_type, not the mode itself.
3558 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3560 * cfg.c (cached_make_edge): Call make_edge if edge cache is
3561 not available. Use tail calls wherever possible.
3562 (make_edge): Call unchecked_make_edge to create an edge.
3564 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
3565 (coalesce_ssa_name): Don't check for
3566 SSANORM_USE_COALESCE_LIST.
3567 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
3569 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3571 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
3572 (rewrite_into_ssa): ... here.
3574 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
3576 PR tree-optimization/19786
3577 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
3578 tag to another's may-alias bitmap when adding to the other's list.
3580 2005-02-21 DJ Delorie <dj@redhat.com>
3582 * tree-ssa-loop-ivopts.c (computation_cost): Start register
3583 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
3584 registers in unsupported ways.
3585 * expmed.c (init_expmed): Likewise.
3587 2005-02-21 Stan Cox <scox@redhat.com>
3589 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
3591 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3593 * tree-cfg.c (fold_cond_expr_cond): New.
3594 (make_edges): Call fold_cond_expr_cond.
3595 (find_taken_edge): Accept nothing but INTEGER_CST.
3596 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
3597 and 1.
3598 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
3600 * flow.c (delete_dead_jumptables): Speed up by scanning insns
3601 that do not belong to any basic block.
3603 2005-02-21 Jeff Law <law@redhat.com>
3605 * cfganal.c (find_unreachable_blocks): Manually CSE load of
3606 e->dest.
3608 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3610 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
3611 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
3612 Adjust their definitions.
3613 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
3614 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
3616 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
3617 genautomata.c, langhooks.c, langhooks.h, system.h,
3618 config/arm/lib1funcs.asm: Update copyright.
3620 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3622 * dbxout.c (dbxout_function_end): Emit Lscope label always.
3624 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
3626 PR bootstrap/13770
3627 * doc/install.texi: Document --with-gc.
3629 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
3631 * simplify-rtx.c (simplify_unary_operation): Add a missing
3632 "break" statement.
3634 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3636 PR tree-optimization/18663
3637 * tree-ssa-dom.c (extract_range_from_cond): Return 0
3638 if the type has variable bounds.
3640 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
3642 * gcse.c: Remove an obsolete comment.
3644 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
3646 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
3648 * doc/extend.texi (Function Attributes) <Attribute const>: The
3649 attribute "pure" is below this text, not above.
3651 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3653 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
3654 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
3655 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
3657 2005-02-20 Zack Weinberg <zack@codesourcery.com>
3659 PR 18785
3660 * langhooks.h (struct lang_hooks): Add to_target_charset.
3661 * langhooks.c (lhd_to_target_charset): New function.
3662 * langhooks-def.h: Declare lhd_to_target_charset.
3663 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
3664 (LANG_HOOKS_INITIALIZER): Update.
3665 * c-common.c (c_common_to_target_charset): New function.
3666 * c-common.h: Declare it.
3667 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
3668 c_common_to_target_charset.
3670 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
3671 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
3672 Delete definitions.
3673 * system.h: Poison them.
3674 * doc/tm.texi: Don't discuss them.
3675 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
3676 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
3677 (pp_c_char): Do not attempt to generate letter escapes for
3678 newline, tab, etc.
3679 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
3680 * config/mips/mips.c (mips_output_ascii): Likewise.
3682 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
3684 PR tree-optimization/19951
3685 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
3686 is abnormal.
3688 2005-02-19 Steven Bosscher <stevenb@suse.de>
3690 PR middle-end/19698
3691 * function.h (struct function): New field `max_loop_depth'.
3692 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
3693 (flow_loops_find): Reset the max loop depth count before finding loops.
3694 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
3695 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
3696 (calculate_global_regs_live): Make sure the loop will terminate
3697 when the initial sets are not empty.
3699 2005-02-19 Zack Weinberg <zack@codesourcery.com>
3701 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
3702 object inside.
3703 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
3705 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
3707 PR other/19525
3708 * doc/invoke.texi: Remove documentation of %M spec.
3709 * gcc.c: Likewise.
3710 (init_spec): Remove %M suffix from -lgcc_s.
3711 (do_spec_1): Remove 'M' case.
3712 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
3713 to put shared libraries in the multilib directory. Remove the
3714 shlib_so_soname substitution variable. Don't add a multilib encoding
3715 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
3716 reported by -print-multi-os-directory. Pass @multilib_dir@ to
3717 SHLIB_INSTALL as well as SHLIB_LINK.
3718 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
3719 (SHLIB_NAME): Delete.
3720 (SHLIB_DIR): New macro.
3721 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
3722 (SHLIB_INSTALL): Adjust accordingly.
3723 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
3724 * config/t-slibgcc-sld: Likewise.
3725 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
3726 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
3727 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
3728 in $(SHLIB_DIR).
3729 (SHLIBUNWIND_INSTALL): Adjust accordingly.
3730 * config/i386/t-nwld (SHLIB_SONAME): Delete.
3731 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
3732 Use @shlib_base_name@ instead of @shlib_so_name@.
3733 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
3734 and @shlib_base_name@.so in @multilib_dir@.
3735 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
3736 to the install path.
3737 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
3738 (SHLIB_LINK): Remove previous workaround.
3739 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
3740 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
3741 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
3742 the install path.
3743 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
3744 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
3745 (SHLIB_INSTALL): Adjust accordingly.
3746 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
3747 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
3748 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
3749 config/t-slibgcc-elf-ver.
3751 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
3752 Jakub Jelinek <jakub@redhat.com>
3754 PR tree-optimization/19828
3755 * tree-ssa-loop-im.c: Add a TODO comment.
3756 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
3757 without side-effects.
3759 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3761 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
3762 call fold_convert.
3764 2005-02-18 James E. Wilson <wilson@specifixinc.com>
3766 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
3767 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
3768 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
3769 functions.
3770 (ia64_reorg): Delete fixup_errata call.
3771 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
3772 (TARGET_SWITCHES): Delete -mb-step entry.
3774 2005-02-19 Jakub Jelinek <jakub@redhat.com>
3776 PR c/20043
3777 * c-typeck.c (composite_type): Handle quals in transparent unions.
3778 (type_lists_compatible_p): Likewise.
3780 2005-02-18 Stan Shebs <shebs@apple.com>
3782 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
3783 expressions in the .literal8 section.
3785 2005-02-18 Geoffrey Keating <geoffk@apple.com>
3787 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
3789 2005-02-18 Roger Sayle <roger@eyesopen.com>
3791 * fold-const.c (constant_boolean_node): Always create values of the
3792 specified type, don't bother calling truthvalue_conversion.
3794 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3796 * except.c (output_function_exception_table): Call
3797 assemble_external_libcall (eh_personality_libfunc).
3799 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3801 PR target/19886
3802 * config/ia64/ia64.h (struct machine_function): Add state_num.
3803 * config/ia64/ia64.c (process_epilogue,
3804 process_for_unwind_directive): Use new unwind state numbers each
3805 time rather than state 1.
3807 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3809 PR target/20054
3810 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
3811 before the "*llgt_didi" pattern.
3813 2005-02-18 Jason Merrill <jason@redhat.com>
3815 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
3817 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
3819 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
3820 (div0): Use it in place of ARM_FUNC_ALIAS.
3821 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
3823 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
3825 PR middle-end/20030
3826 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
3827 access, the lower bound of the array type if it exists.
3829 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
3831 PR c++/20008
3832 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
3833 cases that are out-of-range for the index type.
3835 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3837 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
3838 (estimate_case_costs): Don't call convert.
3839 * expmed.c (expand_shift): Likewise.
3840 (make_tree): Call fold_convert instead of convert.
3842 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3844 PR c++/19813
3845 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
3846 that ref to be marked MEM_READONLY_P doesn't have base that needs
3847 constructing.
3849 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3851 * genautomata.c (output_get_cpu_unit_code_func,
3852 output_cpu_unit_reservation_p): Don't generate old-style function
3853 definitions.
3855 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3857 PR c++/20023
3858 PR tree-optimization/20009
3859 * convert.c (convert_to_integer): Revert 2005-02-16 change.
3861 PR tree-optimization/18947
3862 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
3863 inline, remove all nodes that are inlined into the extern inline
3864 being redefined.
3866 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3868 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
3869 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
3870 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
3871 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
3872 Update copyright.
3874 2005-02-17 Roger Sayle <roger@eyesopen.com>
3876 PR tree-optimization/19917
3877 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
3878 to be potentially trapping.
3880 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3882 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
3884 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
3886 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
3887 tem becomes a local variable which is set to the value of the
3888 back end defined INITIAL_FRAME_ADDRESS macro.
3889 (expand_builtin_frame_address): Omit the base parameter to
3890 expand_builtin_return_addr.
3891 (expand_builtin_profile_func): Likewise.
3892 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
3893 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
3894 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
3896 2005-02-17 Jakub Jelinek <jakub@redhat.com>
3898 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
3899 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
3900 * config/frv/frv.c (frv_function_epilogue): Likewise.
3902 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
3904 * lambda-code (perfect_nestify): Remove mark/unmark
3905 for rewriting hack.
3906 * tree-loop-linear.c (linear_transform_loops): Add
3907 rewrite_into_ssa call so that ssa is correct for
3908 rewriting into loop closed.
3910 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
3912 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
3913 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
3914 BITMAP_FREE.
3915 * bt-load.c (btr_def_live_range, combine_btr_defs,
3916 migrate_btr_def, migrate_btr_defs): Likewise.
3917 * cfgcleanup.c (thread_jump): Likewise.
3918 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
3919 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
3920 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
3921 df_rd_local_compute, df_reg_info_compute): Likewise.
3922 * dominance.c (init_dom_info, free_dom_info): Likewise.
3923 * flow.c (init_propagate_block_info,
3924 free_propagate_block_info): Likewise.
3925 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
3926 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
3927 modify_reg_pav): Likewise.
3928 * loop-invariant.c (find_defs, find_invariant_insn,
3929 find_invariants, free_inv_motion_data): Likewise.
3930 * predict.c (tree_predict_by_opcode,
3931 estimate_bb_frequencies): Likewise.
3932 * stmt.c (expand_case): Likewise.
3933 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
3934 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
3935 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
3936 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
3937 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
3938 rewrite_ssa_into_ssa): Likewise.
3939 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3940 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
3941 analyze_edges_for_bb, perform_edge_inserts): Likewise.
3942 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
3943 * tree-sra.c (tree_sra): Likewise.
3944 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
3945 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3946 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
3947 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3948 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
3949 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
3950 Likewise.
3951 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
3952 calculate_live_on_entry, calculate_live_on_exit,
3953 build_tree_conflict_graph): Likewise.
3954 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
3955 record_important_candidates, set_use_iv_cost, find_depends,
3956 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
3957 tree_ssa_iv_optimize_finalize): Likewise.
3958 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
3959 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
3960 tree_duplicate_loop_to_header_edge): Likewise.
3961 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
3962 * tree-ssa.c (verify_flow_insensitive_alias_info,
3963 verify_name_tags, verify_ssa, init_tree_ssa,
3964 delete_tree_ssa): Likewise.
3965 * tree-ssanames.c (marked_ssa_names, init_ssanames,
3966 fini_ssanames): Likewise.
3967 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
3969 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
3971 * config/rs6000/t-rtems: Completely reworked.
3973 2005-02-17 Ira Rosen <irar@il.ibm.com>
3975 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
3977 2005-02-17 Ira Rosen <irar@il.ibm.com>
3979 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
3980 POINTER_TYPE_P when checking that type is a pointer.
3981 (vect_get_memtag): Remove.
3982 (vect_address_analysis): Use POINTER_TYPE_P. Call
3983 vect_object_analysis with dummy parameter for memtag.
3984 (vect_object_analysis): Extract memtag (functionality that
3985 used to be in vect_get_memtag and moved here). Fix printings.
3986 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
3987 with correct parameters. Remove call to vect_get_memtag.
3989 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
3991 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
3992 (tree-vectorizer.o): Added missing dependencies.
3994 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
3995 decleration.
3996 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
3997 declaration in tree-vectorizer.c, now has an extern declaration in
3998 tree-vectorizer.h).
3999 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4000 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4001 get_vectype_for_scalar_type, vect_is_simple_use,
4002 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4003 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
4004 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
4005 vectorizable_store, vectorizable_operation, vectorizable_assignment,
4006 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
4007 find_loop_location): Likewise.
4009 * tree-vectorizer.c (langhooks.h): #include removed.
4010 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
4011 moved to tree-vectorized.h.
4012 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4013 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4014 get_vectype_for_scalar_type, vect_is_simple_use,
4015 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4016 vect_supportable_dr_alignment, new_loop_vec_info,
4017 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
4018 vect_set_verbosity_level, find_loop_location): Likewise.
4020 (vect_analyze_loop): Function externalized. Declaration moved to
4021 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
4022 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
4023 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
4024 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
4025 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
4026 vect_enhance_data_refs_alignment, vect_analyze_operations,
4027 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
4028 vect_stmt_relevant_p, vect_get_loop_niters,
4029 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
4030 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
4031 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
4032 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
4033 vect_get_memtag): Likewise.
4035 (vectorizable_load): Function externalized. Declaration moved to
4036 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
4037 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
4038 vect_transform_loop): Likewise.
4039 (vect_transform_stmt): Moved to tree-vect-transform.c.
4040 (vect_align_data_ref, vect_create_destination_var,
4041 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
4042 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
4043 vect_get_vec_def_for_operand, vect_init_vector,
4044 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
4045 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
4046 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
4047 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
4048 vect_do_peeling_for_loop_bound): Likewise.
4050 * tree-vect-analyze.c: New file.
4051 * tree-vect-transform.c: New file.
4053 2005-02-17 Jason Merrill <jason@redhat.com>
4055 PR mudflap/19319, c++/19317
4056 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
4057 slot explicit.
4059 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
4061 * doc/install.texi (Specific): Update link for Darwin-specific
4062 tool binary site.
4064 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
4066 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
4067 constant_boolean_node.
4069 2005-02-16 David Edelsohn <edelsohn@gnu.org>
4071 PR target/19019
4072 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
4073 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
4075 2005-02-16 Richard Henderson <rth@redhat.com>
4077 PR 19920
4078 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
4079 with W_TYPE_SIZE.
4080 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
4081 replace uses with Wtype_MAXp1_F.
4082 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
4083 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
4084 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
4085 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
4086 and HAVE_TFMODE as appropriate.
4087 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
4088 (__floatdisf): Likewise.
4089 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
4090 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
4091 (Wtype_MAXp1_F): New.
4092 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
4093 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
4095 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
4097 * PR target/19162
4098 * arm.c (arm_apply_result_size): New function.
4099 * arm.h (APPLY_RESULT_SIZE): Define.
4100 * arm-protos.h (arm_apply_result_size): Add prototype.
4101 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
4102 (movxf): New expand.
4103 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
4104 (call_value_symbol): Remove predicate for operand 0.
4105 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
4106 (untyped_call): Rework to correclty return values for any type.
4107 (untyped_return): New expand.
4108 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
4110 2005-02-16 Stan Shebs <shebs@apple.com>
4112 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
4113 * config/rs6000/t-darwin8: New, for 64-bit multilib.
4115 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4117 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
4118 configure settings on Solaris 7 and later.
4120 2005-02-16 Diego Novillo <dnovillo@redhat.com>
4122 PR tree-optimization/19865
4123 * tree-optimize.c (init_tree_optimization_passes): Run
4124 pass_may_alias after pass_sra.
4126 2005-02-16 Richard Henderson <rth@redhat.com>
4127 Stuart Hastings <stuart@apple.com>
4129 PR debug/19521
4130 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
4131 Do nothing if debug info suppressed for this function.
4132 (dbxout_begin_function): Early exit if debug info suppressed for
4133 this function.
4135 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
4137 PR target/20007
4138 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
4139 find_basic_blocks.
4140 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4142 PR tree-optimization/19967
4143 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
4144 expand_builtin_strchr, expand_builtin_strrchr): Take a new
4145 argument TYPE. Adjust calls to fold_builtin_XXX.
4146 (expand_builtin, fold_builtin_1): Adjust calls to
4147 expand_builtin_XXX.
4148 (fold_builtin_strchr, fold_builtin_strpbrk,
4149 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
4150 result to a requested type TYPE.
4152 2005-02-16 Jakub Jelinek <jakub@redhat.com>
4154 PR middle-end/19857
4155 * fold-const.c (fold): Don't optimize (T)(x & cst) to
4156 (T)x & (T)cst if (T)cst overflows.
4157 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
4158 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
4160 2005-02-15 Jeff Law <law@redhat.com>
4162 * gcse.c (blocks_with_calls): New bitmap.
4163 (alloc_gcse_mem): Allocate it.
4164 (free_gcse_mem): Free it.
4165 (clear_modifY_mem_tables): Clear it.
4166 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
4167 when we encounter CALL_INSNs.
4168 (compute_transp, case MEM): Handle blocks with calls separate
4169 from blocks without calls. Use bitmap iterators rather than
4170 FOR_EACH_BB.
4172 2005-02-15 Peter O'Gorman <peter@pogma.com>
4174 PR bootstrap/18810
4175 * mklibgcc.in (vis_hide): Use a temporary object file, not
4176 -o /dev/null.
4178 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
4180 PR target/19924
4181 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
4182 access optimization.
4184 2005-02-15 David Edelsohn <edelsohn@gnu.org>
4185 Alan Modra <amodra@bigpond.net.au>
4187 PR target/19019
4188 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
4189 (_xlqsub): Rename to __gcc_qsub.
4190 (_xlqmul): Rename to __gcc_qmul.
4191 (_xlqdiv): Rename to __gcc_qdiv.
4192 Provide versioned symbol aliases with old names.
4193 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
4194 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
4195 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
4196 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
4197 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
4199 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4201 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
4202 Fold ~(A - 1) and ~(A + -1) to -A.
4204 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4206 PR pch/14940
4207 PR target/19300
4208 * config/host-linux.c (linux_gt_pch_use_address): Copy from
4209 config/pa/pa-host.c:pa_gt_pch_use_address.
4211 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
4213 * tree-vn.c (get_value_handle): Make sure that given an
4214 is_gimple_min_invariant expression, we always return it.
4216 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4218 * passes.c (rest_of_handle_gcse): Fix a comment.
4220 2005-02-15 Jeff Law <law@redhat.com>
4222 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
4223 bitmap.
4224 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
4225 (canon_list_insert, record_last_mem_set_info): Similarly.
4226 (clear_modify_mem_tables): Similarly.
4228 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4230 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
4231 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
4232 config/mips/mips.md, config/rs6000/aix.h,
4233 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
4235 2005-02-15 Richard Henderson <rth@redhat.com>
4237 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
4238 call to be best_edge.
4240 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4242 * basic-block.h: Adjust the prototype for find_basic_blocks.
4243 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
4244 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
4245 find_basic_blocks.
4247 * flow.c (recompute_reg_usage): Remove all arguments.
4248 * passes.c (rest_of_compilation): Adjust the call to
4249 recompute_reg_usage.
4250 * rtl.h: Adjust the prototype for recompute_reg_usage.
4252 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
4254 * tree-dump.c (dump_files): Update to reflect new member
4255 of dump_file_info.
4256 (dump_register): Add new argument.
4257 Set glob name.
4258 (dump_switch_p_1): Check against glob name if doglob was passed.
4259 (dump_switch_p): Check against regular first, then glob if
4260 we didn't have any hits on the dump name.
4261 * tree-optimize.c (register_one_dump_file):
4262 Pass in glob name as well.
4263 * tree-pass.h (struct dump_file_info): Add glob
4264 member.
4266 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
4268 PR preprocessor/16323
4269 * doc/invoke.texi: Document that -Wendif-labels is on by default.
4271 2005-02-14 David Edelsohn <edelsohn@gnu.org>
4273 PR target/19019
4274 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
4275 (trunctfdf2_internal1): New.
4276 (trunctfdf2_internal2): Renamed from trunctfdf2.
4278 2005-02-14 Diego Novillo <dnovillo@redhat.com>
4280 PR tree-optimization/19853
4281 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
4283 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4285 * passes.c (rest_of_handle_loop_optimize): Remove calls to
4286 delete_dead_jumptables and cleanup_cfg.
4288 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
4290 * reload.c (find_reloads): Swap address_reloaded flags when
4291 swapping commutative operands.
4293 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
4295 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
4296 Use standard_iv_increment_position for computing the bsi position
4297 for create_iv.
4298 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
4299 the bsi position.
4301 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
4303 PR target/17428
4304 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
4305 life range of hard registers.
4306 * value-prof.c (insn_prefetch_values_to_profile): Only
4307 scan normal insns.
4309 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
4310 profile in libcalls.
4312 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
4314 * bitmap.h (bitmap_and_compl_into): Return bool.
4315 * bitmap.c (bitmap_and_compl_into): Return changed flag.
4317 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4319 PR tree-optimization/19944
4320 * fold-const.c (fold): Re-add ABS_EXPR folding.
4322 2005-02-13 David Edelsohn <edelsohn@gnu.org>
4324 PR target/19019
4325 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
4326 {TARGET,MASK}_XL_COMPAT.
4327 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
4328 MASK_XL_COMPAT.
4329 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
4330 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
4331 TARGET_XL_COMPAT.
4332 (rs6000_arg_partial_bytes): Same.
4333 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
4334 and XL compatibility enabled.
4335 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
4336 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
4337 test to final condition.
4338 (cmptf_internal2): New.
4339 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
4340 xl-compat. Add TFmode information to description.
4342 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
4344 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
4346 2005-02-13 Jason Merrill <jason@redhat.com>
4348 PR c++/16405
4349 * fold-const.c (fold_indirect_ref_1): Split out from...
4350 (build_fold_indirect_ref): Here.
4351 (fold_indirect_ref): New fn.
4352 * tree.h: Declare it.
4353 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
4354 (gimplify_modify_expr_rhs): Likewise.
4355 (gimplify_expr): Likewise.
4357 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4359 PR tree-optimization/14303
4360 PR tree-optimization/15784
4361 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
4362 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
4363 ABS_EXPR<x> != 0 to x != 0.
4365 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
4367 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
4368 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
4369 spelling conventions.
4371 * passes.c (rest_of_handle_gcse): Don't run cse_main and
4372 delete_trivially_dead_insns too many times.
4374 * passes.c (rest_of_handle_gcse): Remove dead assignments to
4375 tem and tem2.
4377 2005-02-12 Ira Rosen <irar@il.ibm.com>
4379 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
4380 (vect_is_simple_iv_evolution): Remove redundant parameter
4381 and step check.
4382 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
4383 without last parameter.
4384 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
4385 Return pointer step. Call vect_is_simple_iv_evolution without
4386 last parameter. Check only that the step is multiple of size
4387 type. Remove stmt_vinfo updates.
4388 (vect_get_memtag_and_dr): Remove.
4389 (vect_get_memtag): New function.
4390 (vect_address_analysis): New function.
4391 (vect_object_analysis): New function.
4392 (vect_analyze_data_refs): Call vect_object_analysis and
4393 vect_get_memtag. Update stmt_vinfo fields.
4395 2005-02-12 Ira Rosen <irar@il.ibm.com>
4397 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
4398 exist and are objects. Remove checks for pointer.
4399 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
4400 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
4401 (vect_create_data_ref_ptr): Likewise.
4402 (vect_base_addr_differ_p): New function.
4403 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
4404 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
4405 Don't set the DR_BASE_NAME field of data-ref.
4406 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
4408 2005-02-12 Uros Bizjak <uros@kss-loka.si>
4410 * optabs.h (enum optab_index): Add new OTI_ldexp.
4411 (ldexp_optab): Define corresponding macro.
4412 * optabs.c (init_optabs): Initialize ldexp_optab.
4413 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
4414 patterns.
4415 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
4416 using ldexp_optab.
4417 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
4418 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
4420 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
4421 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
4422 intrinsics.
4424 2005-02-12 Ira Rosen <irar@il.ibm.com>
4426 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
4427 to base_address.
4428 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
4429 stmt_vec_info.
4430 (vect_get_base_and_offset): Always return an address.
4431 (vect_create_addr_base_for_vector_ref): Remove treatment for
4432 different data reference types.
4433 (vect_compute_data_ref_alignment): Rename base to base_address in
4434 stmt_vec_info. Get the object in order to force its alignment.
4435 (vect_get_memtag_and_dr): Rename base to base_address in
4436 stmt_vec_info. Extract the object for memtag analysis.
4438 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
4440 PR regression/19898.
4441 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
4442 changes cc_status, use apply modified_in_p to part of cc_status
4443 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
4444 body.
4446 2005-02-11 Richard Henderson <rth@redhat.com>
4448 * tree-complex.c (expand_complex_libcall): New.
4449 (expand_complex_multiplication): Use it for c99 compliance.
4450 (expand_complex_division): Likewise.
4451 * fold-const.c (fold_complex_add, fold_complex_mult): New.
4452 (fold): Call them.
4453 * builtins.c (built_in_names): Remove const.
4454 * tree.c (build_common_builtin_nodes): Build complex arithmetic
4455 builtins.
4456 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
4457 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
4458 (built_in_names): Remove const.
4459 * c-common.c (c_common_type_for_mode): Handle complex modes.
4460 * flags.h, toplev.c (flag_complex_method): Rename from
4461 flag_complex_divide_method.
4462 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
4463 __mulsc3, __muldc3, __mulxc3, __multc3): New.
4464 * libgcc2.h: Declare them.
4465 * libgcc-std.ver: Export them.
4466 * mklibgcc.in (lib2funcs): Build them.
4468 2005-02-11 Steven Bosscher <stevenb@suse.de>
4470 PR tree-optimization/19876
4471 Partially revert my change from 2005-01-14
4472 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
4473 (compute_antic): ...and remove the loop here.
4475 2005-02-11 Jakub Jelinek <jakub@redhat.com>
4477 PR middle-end/19858
4478 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
4479 is number of inner's bits, avoid creating a BIT_FIELD_REF.
4481 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
4482 crtend.o if -pie. Use %{x:a;:b} spec syntax.
4484 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
4486 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
4487 offsets for the big-endian 32-bit case.
4489 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
4491 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4493 2005-02-11 Dale Johannesen <dalej@apple.com>
4495 * cselib.c (cselib_process_insn): Clear out regs where
4496 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
4497 * reload.c (find_equiv_reg): Ditto.
4499 2005-02-11 Ian Lance Taylor <ian@airs.com>
4501 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
4502 with no elements.
4504 * tree.c (build_function_type_list): Work correctly if there are
4505 no arguments.
4507 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
4509 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
4510 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
4511 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
4512 TARGET_ZARCH instead of TARGET_64BIT.
4514 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
4516 * config/rs6000/t-rtems:
4517 (MULTILIB_OPTIONS): Remove mcpu=602.
4518 (MUTLILIB_DIRNAMES): Remove m602.
4519 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
4520 Let mcpu=602 match mcpu=603.
4521 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
4523 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4525 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
4526 signal trampolines.
4528 2005-02-10 David Daney <ddaney@avtrex.com>
4530 * config/alpha/linux-unwind.h: Add exception clause to copyright.
4531 * config/i386/linux-unwind.h: Likewise.
4532 * config/ia64/linux-unwind.h: Likewise.
4533 * config/mips/linux-unwind.h: Likewise.
4534 * config/pa/linux-unwind.h: Likewise.
4535 * config/rs6000/linux-unwind.h: Likewise.
4536 * config/s390/linux-unwind.h: Likewise.
4537 * config/sh/linux-unwind.h: Likewise.
4538 * config/sparc/linux-unwind.h: Likewise.
4540 2005-02-10 Steven Bosscher <stevenb@suse.de>
4542 PR tree-optimization/17549
4543 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
4544 TER to replace a DEF with its expression if the DEF and the
4545 rhs of the expression we replace into have the same root
4546 variable.
4548 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
4550 * config/mips/mips.md: Fix the placement of the match_scratch in the
4551 lea64 peephole2.
4553 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4555 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
4556 Fix comment typos.
4558 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
4560 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
4561 (strip_offset): Handle addresses.
4562 (add_address_candidates): Use strip_offset.
4563 (difference_cost): Reflect strip_offset change.
4564 (force_var_cost, difference_cost): Strip nops.
4566 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4568 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
4570 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
4571 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
4572 config/cris/cris-protos.h, config/cris/cris.c: Update
4573 copyright.
4575 2005-02-10 Jeff Law <law@redhat.com>
4577 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
4578 (lookup_avail_expr): Similarly.
4580 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
4582 * builtins.c (fold_builtin_powi): New function.
4583 (fold_builtin_1): Call it.
4585 2005-02-10 Steven Bosscher <stevenb@suse.de>
4587 PR documentation/19309
4588 * doc/cpp.texi: The __GNUC__ and related predefined macros
4589 are also defined for the "standalone" cpp.
4590 Some non-GCC compilers may also define __GNUC__.
4592 2005-02-10 Jakub Jelinek <jakub@redhat.com>
4594 PR c/19342
4595 * c-typeck.c (common_type): New routine. Old common_type renamed
4596 to...
4597 (c_common_type): ...this.
4598 (build_conditional_expr, build_binary_op): Use c_common_type instead
4599 of common_type.
4601 2005-02-10 Steven Bosscher <stevenb@suse.de>
4603 * doc/md.texi: Replace @samp{length} with @code{length}.
4605 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4607 PR tree-optimization/18687
4608 * tree-flow.h (find_loop_niter): Declare.
4609 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
4610 Try using scev even for loops with more than one exit.
4611 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
4612 (struct ivopts_data): Added niters field.
4613 (struct nfe_cache_elt): New.
4614 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
4615 functions.
4616 (tree_ssa_iv_optimize_init): Initialize niters cache.
4617 (determine_number_of_iterations): Removed.
4618 (find_induction_variables): Do not call determine_number_of_iterations.
4619 Access niters for single exit through niter_for_single_dom_exit.
4620 (add_iv_outer_candidates): Access niters for single exit through
4621 niter_for_single_dom_exit.
4622 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
4623 number_of_iterations_cond.
4624 (iv_period): New function.
4625 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
4626 (may_replace_final_value): Take data argument. Use
4627 niter_for_single_dom_exit.
4628 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
4629 (rewrite_use_compare): Pass data to may_eliminate_iv.
4630 (rewrite_use_outer): Pass data to may_replace_final_value.
4631 (free_loop_data): Clean up the niters cache.
4632 (tree_ssa_iv_optimize_finalize): Free the niters cache.
4633 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
4634 * tree-ssa-loop-niter.c (find_loop_niter): New function.
4635 (find_loop_niter_by_eval): Use tree_int_cst_lt.
4636 (num_ending_zeros): Moved to tree.c.
4637 * tree.h (num_ending_zeros): Declare.
4638 * tree.c (num_ending_zeros): Moved from tree.c.
4640 2005-02-09 Richard Henderson <rth@redhat.com>
4642 * builtins.c (DEF_BUILTIN): Add COND argument.
4643 * tree.h (DEF_BUILTIN): Likewise.
4644 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
4645 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
4646 match.
4647 (DEF_BUILTIN_STUB): New.
4648 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
4649 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
4650 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
4651 * c-common.c (DEF_BUILTIN): Add COND argument.
4652 * tree.c (local_define_builtin): New.
4653 (build_common_builtin_nodes): New.
4655 2005-02-09 Roger Sayle <roger@eyesopen.com>
4657 * fold-const.c (fold_strip_sign_ops): New function to simplify a
4658 floating point expression ignoring the sign of the result.
4659 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
4660 (fold) <MULT_EXPR>: Use it to simplify x*x.
4661 * tree.h (fold_strip_sign_ops): Prototype here.
4662 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
4663 argument. Use fold_strip_sign_ops to simplify the first argument.
4664 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
4665 first argument when the second argument is an even integer
4666 constant, but only with -funsafe_math_optimizations.
4667 (fold_builtin_1): Update call to fold_builtin_copysign.
4669 2005-02-09 Ian Lance Taylor <ian@airs.com>
4671 PR middle-end/19583
4672 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
4673 just check whether EH_FILTER_FAILURE falls through.
4675 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
4677 * gcc/haifa-sched.c (schedule_block): Make queued sched group
4678 insns return to ready list in the next turn.
4680 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4682 PR middle-end/19402
4683 * builtins.def: New __builtin_powi[lf].
4684 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
4685 (expand_builtin_powi): New function.
4686 (expand_builtin): Dispatch to expand_builtin_powi.
4687 * libgcc2.h: Add prototypes for __builtin_powi[lf].
4688 * libgcc2.c: Add __builtin_powi[lf] implementation.
4689 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
4690 * optabs.h: Add powi_optab.
4691 * optabs.c (init_optabs): Initialize powi_optab.
4692 * doc/extend.texi: Document __builtin_powi[lf].
4694 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
4696 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
4697 exists.
4699 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4701 PR middle-end/19854
4702 * fold-const.c (try_move_mult_to_index): Remove redundant
4703 type argument. Create ADDR_EXPR with correct type.
4704 (fold): Update callers of try_move_mult_to_index. Convert
4705 result to the appropriate type.
4707 2005-02-09 Roger Sayle <roger@eyesopen.com>
4709 PR target/19597
4710 * config/avr/avr.c (default_rtx_costs): Delete.
4711 (avr_operand_rtx_cost): New function.
4712 (avr_rtx_costs): Completely rewrite.
4714 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
4716 PR target/19806
4717 * config/cris/cris.c (in_code): New variable.
4718 (cris_output_addr_const): Now a static function, a wrapper for
4719 output_addr_const.
4720 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
4721 case from old cris_output_addr_const.
4722 (cris_asm_output_label_ref): Similar for LABEL_REF.
4723 (cris_output_addr_const_extra): Similar for UNSPEC.
4724 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
4725 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
4726 * config/cris/cris-protos.h (cris_output_addr_const): Remove
4727 declaration.
4728 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
4729 (cris_asm_output_label_ref): Declare.
4731 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
4733 PR preprocessor/19801
4734 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
4735 filenames that changed when libcpp was moved to the toplevel.
4737 2005-02-07 Roger Sayle <roger@eyesopen.com>
4739 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4740 zero extensions of BImode operands. Call lowpart_subreg instead
4741 of gen_lowpart_common and gen_lowpart_SUBREG.
4743 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
4745 PR ada/19489
4746 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
4747 * configure.ac: Set cc_for_cross_gnattools.
4748 * configure: Regenerate.
4750 2005-02-08 Alan Modra <amodra@bigpond.net.au>
4752 PR target/19803
4753 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
4755 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4757 PR debug/19327
4758 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
4759 of nested functions.
4761 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
4763 * doc/extend.texi: Document deprecated extensions allowing
4764 static floating-point members to have initializers and allowing
4765 floating-point literals in integral constant expressions.
4767 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
4769 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
4770 config/darwin7.h, config/mips/mips.c,
4771 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
4772 Update copyright.
4774 * cse.c: Update comments.
4776 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
4778 PR middle-end/19775
4779 * builtins.c (fold_builtin_sqrt): Transform
4780 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
4781 pow(x,y*0.5).
4783 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
4784 Dorit Naishlos <dorit@il.ibm.com>
4786 * doc/invoke.texi (ftree-vectorizer-verbose): New.
4787 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
4788 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
4789 was added.
4790 * tree.h (vect_set_verbosity_level): New extern function declaration
4791 added.
4792 * tree-vectorizer.h (verbosity_levels): New enum type.
4793 * tree-vectorizer.c (vect_debug_stats): Function removed.
4794 (vect_debug_details): Likewise.
4795 (vect_verbosity_level): Global variable was defined and initialized.
4796 (vect_dump): Global variable definition.
4797 (vect_print_dump_info): New function.
4798 (vect_set_dump_settings): New function.
4799 (vect_set_verbosity_level): New function.
4800 (vectorize_loops): Add call to vect_set_dump_settings.
4802 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
4803 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4804 (slpeel_tree_peel_loop_to_edge): Likewise.
4806 (vect_analyze_offset_expr): Call to vect_print_dump_info with
4807 appropriate verbosity level instead of call to vect_debug_details
4808 or vect_debug_stats.
4809 (vect_get_base_and_offset):
4810 (vect_create_addr_base_for_vector_ref):
4811 (get_vectype_for_scalar_type):
4812 (vect_create_data_ref_ptr):
4813 (vect_init_vector):
4814 (vect_get_vec_def_for_operand):
4815 (vect_finish_stmt_generation):
4816 (vectorizable_assignment):
4817 (vectorizable_operation):
4818 (vectorizable_store):
4819 (vectorizable_load):
4820 (vect_transform_stmt):
4821 (vect_update_ivs_after_vectorizer):
4822 (vect_do_peeling_for_loop_bound):
4823 (vect_update_inits_of_drs):
4824 (vect_do_peeling_for_alignment):
4825 (vect_transform_loop):
4826 (vect_is_simple_use):
4827 (vect_analyze_operations):
4828 (vect_is_simple_iv_evolution):
4829 (vect_analyze_scalar_cycles):
4830 (vect_analyze_data_ref_dependence):
4831 (vect_analyze_data_ref_dependences):
4832 (vect_compute_data_ref_alignment):
4833 (vect_enhance_data_refs_alignment):
4834 (vect_analyze_data_refs_alignment):
4835 (vect_analyze_data_ref_access):
4836 (vect_analyze_data_ref_accesses):
4837 (vect_analyze_pointer_ref_access):
4838 (vect_get_memtag_and_dr):
4839 (vect_analyze_data_refs):
4840 (vect_mark_relevant):
4841 (vect_stmt_relevant_p):
4842 (vect_mark_stmts_to_be_vectorized):
4843 (vect_can_advance_ivs_p):
4844 (vect_get_loop_niters):
4845 (vect_analyze_loop_form):
4846 (vect_analyze_loop):
4847 (vectorize_loops): Likewise.
4849 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
4850 (vect_update_inits_of_drs):
4851 (vect_do_peeling_for_alignment):
4852 (vect_transform_loop):
4853 (vect_analyze_operations):
4854 (vect_analyze_scalar_cycles):
4855 (vect_analyze_data_ref_dependences):
4856 (vect_analyze_data_refs_alignment):
4857 (vect_analyze_data_ref_accesses):
4858 (vect_analyze_data_refs):
4859 (vect_mark_stmts_to_be_vectorized):
4860 (vect_get_loop_niters):
4861 (vect_analyze_loop_form):
4862 (vect_analyze_loop): Likewise.
4863 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
4865 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
4867 PR bootstrap/19796
4868 Revert:
4869 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4870 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4871 either -ffast-math or -funsafe-math-optimizations is in use.
4873 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4874 * config/mips/irix-csr.c: New file.
4875 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4876 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4877 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4878 executables.
4880 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
4882 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
4883 redundant, incorrect definitions.
4885 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
4886 expand.
4887 ("*tls_indirect_call"): New, reference hard regs directly.
4888 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
4890 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4892 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
4893 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
4895 2005-02-06 Roger Sayle <roger@eyesopen.com>
4897 PR rtl-optimization/19800
4898 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
4899 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
4900 gen_lowpart.
4902 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4904 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
4906 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
4908 PR other/17135
4909 * doc/invoke.texi: Correct documentation of -freorder-functions.
4911 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4913 PR other/14402
4914 * doc/invoke.texi: Don't mention gccbug.
4916 2005-02-06 Roger Sayle <roger@eyesopen.com>
4917 Andrew Pinski <pinskia@physics.uc.edu>
4918 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4920 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4921 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
4922 into just (zero_extract:SI FOO (const_int 1) BAR).
4924 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4926 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
4927 macro locally. Don't give last revision date. Use GCC version
4928 number from gcc-common.texi.
4929 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
4930 revision date. Use GCC version number from gcc-common.texi.
4931 Describe being a library as current state rather than as 3.x
4932 history.
4933 * doc/gcc.texi: Remove last update date.
4934 * doc/gccint.texi: Likewise. Update copyright dates.
4935 * doc/install.texi: Update copyright dates.
4937 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4939 PR other/7549
4940 * doc/invoke.texi: Mention for each option included in -Wall that
4941 it is included in -Wall.
4942 * doc/gcc.texi: Update copyright and last modification date.
4944 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4946 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
4947 unnecessary cast to original induction variable increments.
4949 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4951 PR tree-optimization/18219
4952 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
4953 in distributed form.
4955 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
4957 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
4958 Set bitpos and offset later in the function. Do nothing if the
4959 target is a register and if the bitfield lies completely outside
4960 that register.
4961 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
4962 here. Return an uninitialised register if the source value is stored
4963 in a register and the bitfield lies completely outside that register.
4965 2005-02-06 Steven Bosscher <stevenb@suse.de>
4967 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
4968 not SET_DEST.
4970 2005-02-06 Marcin Dalecki <martin@dalecki.de>
4972 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
4974 2005-02-06 Geoffrey Keating <geoffk@apple.com>
4976 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
4977 * config/darwin8.h: New.
4978 * config/darwin7.h: Update comment.
4980 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4981 Dorit Naishlos <dorit@il.ibm.com>
4983 * tree-vectorizer.h (LOC): New type.
4984 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
4985 (loop_line_number): New field in struct _loop_vec_info.
4986 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
4988 * tree-vectorizer.c (input.h): Included.
4989 (find_loop_location): New function.
4990 (vect_debug_stats): Argument changed from loop to LOC. Computation of
4991 loop line number removed.
4992 (vect_debug_details): Likewise.
4993 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
4995 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
4996 call to vect_debug_details/stats changed from loop to loop_loc.
4997 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4998 (slpeel_tree_peel_loop_to_edge): Likewise.
5000 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
5001 changed from NULL to UNKNOWN_LOC.
5002 (vect_get_base_and_offset):
5003 (vect_create_addr_base_for_vector_ref):
5004 (get_vectype_for_scalar_type):
5005 (vect_create_data_ref_ptr):
5006 (vect_init_vector):
5007 (vect_get_vec_def_for_operand):
5008 (vect_finish_stmt_generation):
5009 (vectorizable_assignment):
5010 (vectorizable_operation):
5011 (vectorizable_store):
5012 (vectorizable_load):
5013 (vect_transform_stmt):
5014 (vect_update_ivs_after_vectorizer):
5015 (vect_do_peeling_for_loop_bound):
5016 (vect_do_peeling_for_alignment):
5017 (vect_transform_loop):
5018 (vect_is_simple_use):
5019 (vect_analyze_operations):
5020 (vect_is_simple_iv_evolution):
5021 (vect_analyze_scalar_cycles):
5022 (vect_analyze_data_ref_dependences):
5023 (vect_compute_data_ref_alignment):
5024 (vect_enhance_data_refs_alignment):
5025 (vect_analyze_data_ref_access):
5026 (vect_analyze_data_ref_accesses):
5027 (vect_analyze_pointer_ref_access):
5028 (vect_get_memtag_and_dr):
5029 (vect_analyze_data_refs):
5030 (vect_mark_relevant):
5031 (vect_stmt_relevant_p):
5032 (vect_mark_stmts_to_be_vectorized):
5033 (vect_can_advance_ivs_p):
5034 (vect_get_loop_niters):
5035 (vect_analyze_loop):
5036 (vectorize_loops): Likewise.
5038 (vectorizable_load): Argument in call to vect_debug_details/stats
5039 changed from loop to LOOP_LOC (loop_vinfo).
5040 (vect_transform_loop):
5041 (vect_analyze_operations):
5042 (vect_analyze_scalar_cycles):
5043 (vect_analyze_data_ref_dependence):
5044 (vect_enhance_data_refs_alignment):
5045 (vect_analyze_data_ref_accesses):
5046 (vect_analyze_pointer_ref_access):
5047 (vect_analyze_data_refs):
5048 (vect_analyze_loop): Likewise.
5050 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
5051 changed from loop to loop_loc.
5053 (vect_enhance_data_refs_alignment): Removed unused variable loop.
5055 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5056 Dorit Naishlos <dorit@il.ibm.com>
5058 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
5059 declaration added.
5060 (vect_analyze_data_ref_dependences): Likewise.
5062 (vect_is_simple_use): Argument changed from loop structure to
5063 loop_vect_info structure.
5064 (vect_can_advance_ivs_p): Likewise.
5065 (vect_create_index_for_vector_ref): Likewise.
5066 (vect_update_ivs_after_vectorizer): Likewise.
5067 (new_stmt_vec_info): Likewise.
5069 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
5070 changed from loop to loop_vinfo.
5071 (vect_create_data_ref_ptr): First argument in call to
5072 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
5073 (vectorizable_assignment): Second argument in call to vect_is_simple_use
5074 was changed from loop to loop_vinfo.
5075 (vectorizable_operation): Likewise.
5076 (vectorizable_store): Likewise.
5077 (vect_mark_stmts_to_be_vectorized): Likewise.
5078 (vect_do_peeling_for_loop_bound): First argument in call to
5079 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
5080 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
5081 was changed from loop to loop_vinfo.
5082 (vect_analyze_data_ref_dependences): Third argument in call to
5083 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
5085 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
5086 (vect_create_data_ref_ptr): Likewise.
5087 (vect_init_vector): Likewise.
5088 (vect_get_vec_def_for_operand): Likewise.
5089 (vectorizable_assignment): Likewise.
5090 (vectorizable_operation): Likewise.
5091 (vectorizable_store): Likewise.
5092 (vectorizable_load): Likewise.
5093 (vect_update_ivs_after_vectorizer): Likewise.
5094 (vect_is_simple_use): Likewise.
5095 (vect_analyze_data_ref_dependence): Likewise.
5096 (vect_analyze_pointer_ref_access): Likewise.
5097 (vect_can_advance_ivs_p): Likewise.
5099 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
5100 before _stmt_vec_info.
5101 (_stmt_vec_info): Loop field replaced by loop_vec_info.
5102 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
5103 (new_stmt_vec_info): Argument changed from loop structure to
5104 loop_vect_info structure
5106 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
5107 (vect_analyze_offset_expr): Avoid 80 columns overflow.
5108 (vect_create_addr_base_for_vector_ref): Likewise.
5109 (vect_analyze_pointer_ref_access): Likewise.
5111 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5113 PR tree-opt/19768
5114 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
5115 phi flag if the phi is abnormal.
5117 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5119 PR tree-opt/19736
5120 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
5121 information for the new statement.
5123 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5125 PR driver/19117
5126 * gcc.c (main): Include the target in -v output.
5128 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
5130 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
5131 Do not drop the extend if we'd have to add a paradoxical subreg
5132 later. Include optabs.h and insn-codes.h.
5133 * Makefile.in (combine.o): Depend on $(OPTABS_H).
5135 2005-02-02 Roger Sayle <roger@eyesopen.com>
5137 PR middle-end/19405
5138 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
5139 * fold-const.c (const_binop): Avoid constant folding floating
5140 point operations in modes that use composite representations.
5141 * simplify-rtx.c (simplify_binary_operation): Likewise.
5143 2005-02-02 Geoffrey Keating <geoffk@apple.com>
5145 * config/rs6000/altivec.md (altivec_dst): Make the first operand
5146 a REG, not a MEM.
5147 (altivec_dstt): Likewise.
5148 (altivec_dstst): Likewise.
5149 (altivec_dststt): Likewise.
5150 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
5151 of first operand.
5153 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5155 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
5156 EXPR_LOCUS from orig_cond to the new cond_stmt.
5157 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
5158 the new vec_stmt.
5160 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5162 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
5163 standard_iv_increment_position. Remove call to bsi_next
5164 (no need to bump the iterator anymore).
5165 (vect_create_index_for_vector_ref): Call
5166 standard_iv_increment_position. Remove second function argument.
5167 (vect_finish_stmt_generation): Remove call to bsi_next
5168 (no need to bump the iterator anymore).
5169 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
5170 to vect_create_index_for_vector_ref.
5172 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5174 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
5175 phis are used out of the loop.
5177 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5179 PR c/17807
5180 * c-decl.c (undef_nested_function): New variable.
5181 (pop_scope): Diagnose undefined nested functions.
5182 (finish_function): Don't attempt cgraph processing or genericizing
5183 if current top-level function contained an undefined nested
5184 function. Reset undef_nested_function at the end of a top-level
5185 function.
5187 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
5189 * tree.c (build_int_cst_type): Take sign of the value into account
5190 when deciding whether sign extend the value.
5192 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5194 PR c/18502
5195 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
5196 (cpp_options, cc1_options): Change %{std*&ansi} to
5197 %{std*&ansi&trigraphs}.
5199 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5201 * cse.c: Update comments.
5203 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
5205 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
5206 arguments go on the stack. Do not put complex doubles in odd/even
5207 pairs.
5209 2005-02-02 Steven Bosscher <stevenb@suse.de>
5211 * doc/invoke.texi: Update the options enabled at -O1, -O2,
5212 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
5213 -ftree-pre, and -fthread-jumps.
5215 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
5217 PR tree-optimization/19578
5218 * tree-flow.h (modified_noreturn_calls): Declare.
5219 (noreturn_call_p): Declare.
5220 * tree-flow-inline.h (noreturn_call_p): New function.
5221 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
5222 * tree-cfg.c (modified_noreturn_calls): New variable.
5223 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
5224 that contain a mid-block noreturn call.
5225 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
5227 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5229 * df.c (df_def_record_1, df_uses_record): Don't use
5230 DF_FOR_REGALLOC.
5231 * df.h (DF_FOR_REGALLOC): Remove.
5233 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5235 PR c/19435
5236 * c-typeck.c (really_start_incremental_init): Reset
5237 constructor_max_index for arrays of incomplete type.
5239 2005-02-02 Jeff Law <law@redhat.com>
5241 * gcse.c (struct reg_set): Store the block index where the register
5242 was set rather than the setting insn.
5243 (record_one_set, compute_transp): Corresponding changes.
5244 (pre_insert_copy_insn): Do not call replace_one_set.
5245 (replace_one_set): Remove.
5247 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5249 PR other/15514
5250 * doc/gcov.texi: Fix typo.
5252 2005-02-01 Richard Henderson <rth@redhat.com
5254 PR target/19680
5255 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
5256 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
5257 type to bool.
5258 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
5259 * config/i386/i386-protos.h: Update.
5261 2005-02-01 Steven Bosscher <stevenb@suse.de>
5263 PR tree-optimization/19217
5264 * tree-cfg.c (verify_expr): Use the data field to see if TP was
5265 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
5266 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
5267 that it is walking a PHI node.
5269 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
5271 * doc/extend.texi (Nested Functions): Update.
5273 2005-02-01 Richard Henderson <rth@redhat.com>
5275 PR 19696
5276 * optabs.c (expand_copysign_absneg): Export.
5277 * optabs.h (expand_copysign_absneg): Declare.
5278 * config/rs6000/rs6000.md (copysigntf3): New.
5280 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5282 PR tree-optimization/19633
5283 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
5284 * tree-ssa-alias.c (init_alias_info): Initialize.
5285 (merge_pointed_to_info): Set.
5286 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
5287 (dump_points_to_info_for): Show value of pt_null.
5288 (struct count_ptr_d): Declare.
5289 (find_ptr_dereference): Remove.
5290 (ptr_is_dereferenced_by): Remove.
5291 (count_ptr_derefs): New local function.
5292 (count_uses_and_derefs): New local function.
5293 (compute_points_to_and_addr_escape): Call it. If the number
5294 of dereferences is greater than zero, mark the pointer as
5295 dereferenced. If there are fewer dereferences than uses of
5296 the pointer, the pointer's value escapes.
5298 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5300 PR tree-optimization/19670
5301 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
5302 here...
5303 (verify_use): ... set it here, instead.
5305 2005-02-01 Janis Johnson <janis187@us.ibm.com>
5307 * doc/sourcebuild.texi (Test directives): Fix formatting.
5309 * doc/sourcebuild.texi (Test directives): Describe selector
5310 expressions.
5312 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
5314 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
5315 specific 64-bit CPUs.
5317 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
5319 PR target/16201
5320 * arm.c (arm_eliminable_register): New function.
5321 (adjacent_mem_locations): Don't allow eliminable registers. Use
5322 HOST_WIDE_INT for address offsets.
5323 * arm-protos.h (arm_eliminable_register): Add prototype.
5325 2005-02-01 Steven Bosscher <stevenb@suse.de>
5327 PR optimization/15242
5328 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
5329 * basic-block.h (duplicate_computed_gotos): Add prototype.
5330 * bb-reorder.c (duplicate_computed_gotos): New function to
5331 duplicate sufficiently small blocks ending in a computed jump.
5332 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
5333 if not optimizing for size.
5334 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
5335 never do tail merging for blocks ending in a computed jump.
5336 * doc/invoke.texi: Document the max-goto-duplication-insns param.
5338 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
5340 Patch from Richard Sandiford <rsandifo@redhat.com>
5341 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
5342 from inheriting a subreg equivalence with a non-spill register.
5344 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
5346 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
5348 * config/frv/frv.c (movcc_fp_destination_operand): New.
5349 (gpr_or_memory_operand): Fix typo in comment.
5350 (gpr_or_memory_operand_with_scratch): New.
5351 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
5352 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
5353 movcc_fp_destination_operand.
5354 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
5355 Legitimize memory addresses using a scratch register.
5357 2005-01-31 Jeff Law <law@redhat.com>
5359 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
5360 bitmap a sparse bitmap instead of a simple bitmap.
5361 (mark_def_sites_initialize_block): Corresponding changes.
5362 (ssa_mark_def_sites_initialize_block): Likewise.
5363 (ssa_mark_phi_uses): Likewise.
5364 (mark_def_site, ssa_mark_def_sites): Likewise.
5365 (mark_def_site_blocks): Likewise.
5366 (rewrite_ssa_into_ssa): Likewise.
5368 * tree-ssa-dom.c (record_cond): Pass correct variable type
5369 for last argument to htab_find_slot_with_hash.
5371 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
5372 effects when optimizing 0 % X. Do not try to optimize X % 0.
5374 2005-01-31 James E. Wilson <wilson@specifixinc.com>
5376 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
5377 1_mmalua.
5379 2005-02-01 Eric Christopher <echristo@redhat.com>
5381 * config/mips/mips.c (override_options): Warn if -mint64
5382 is used.
5383 * doc/invoke.texi (MIPS Options): Document that -mint64 is
5384 deprecated.
5386 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
5388 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
5389 timestamp.
5390 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
5391 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
5392 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
5393 (cached_regno): Initialize to INVALID_REGNUM.
5394 (cse_reg_info_table_size,
5395 cse_reg_info_table_first_uninitialized,
5396 cse_reg_info_timestamp): New.
5397 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
5398 get_cse_reg_info.
5399 (init_cse_reg_info, get_cse_reg_info_1): New.
5400 (get_cse_reg_info): Cache the last look-up.
5401 (new_basic_block): Update the code to clear mappings from
5402 registers to cse_reg_info entries.
5403 (cse_main): Call init_cse_reg_info.
5405 * cse.c (get_cse_reg_info): Update a comment.
5407 2005-01-31 Steven Bosscher <stevenb@suse.de>
5409 PR c/19333
5410 * c-decl.c (start_decl): Do not warn about arrays of elements with
5411 an incomplete type here.
5412 (grokdeclarator): Do it here by making a pedwarn an error.
5413 * c-typeck.c (push_init_level): If there were previous errors with
5414 the constructor type, do not warn about braces for initializers.
5415 (process_init_element): Likewise for excess initializer elements.
5417 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
5419 * cse.c (delete_trivially_dead_insn): Don't iterate.
5421 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
5423 * config/rs6000/rs6000.md (copysignsf3): New expand.
5424 (copysigndf3): Likewise.
5426 2005-01-31 Steven Bosscher <stevenb@suse.de>
5428 * recog.c (constrain_operands): Only look for earlyclobber operand
5429 conflicts if an '&' constraint was seen.
5431 2005-01-31 Marc Espie <espie@openbsd.org>
5433 * config.gcc: Don't include embedded systems fragment, switches default
5434 debugging format to ELF.
5435 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
5436 longer pick it up there.
5438 2005-01-31 Dale Johannesen <dalej@apple.com>
5440 * doc/extend.texi (nested functions): Fix linkage description.
5441 Clarify that static is not allowed.
5443 2005-01-31 Dale Johannesen <dalej@apple.com>
5445 * config/rs6000/darwin.md (movsf_low_di): Make work.
5446 (movdf_low_di): Make work.
5448 2005-01-31 Dale Johannesen <dalej@apple.com>
5450 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
5451 Make work for 64 bit.
5453 2005-01-31 Roger Sayle <roger@eyesopen.com>
5454 Dale Johannesen <dalej@apple.com>
5456 PR middle-end/19650
5457 * fold-const.c (fold_binary_op_with_conditional_arg):
5458 Make types match original operands, before STRIP_NOPS.
5460 2005-01-31 Alan Modra <amodra@bigpond.net.au>
5462 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
5463 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
5464 (struct gcc_sigcontext): Delete. Merge contents to..
5465 (struct gcc_ucontext): ..here.
5466 (get_sigcontext): Delete.
5467 (get_regs): New function, like get_sigcontext but return regs ptr.
5468 64-bit version finds regs from r1 to support vdso.
5469 (ppc_linux_aux_vector): New function.
5470 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
5471 and vector regs.
5473 2005-01-31 Ira Rosen <irar@il.ibm.com>
5475 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
5476 sizetype.
5477 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
5478 redundant fold. Fix misalignment for MINUS_EXPR.
5479 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
5480 (vect_analyze_pointer_ref_access): Likewise.
5481 (vect_get_memtag_and_dr): Likewise.
5483 2005-01-31 Richard Henderson <rth@redhat.com>
5485 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
5486 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
5487 absnegdf2_i387, absnegxf2_i387): Likewise.
5489 2005-01-31 Richard Henderson <rth@redhat.com>
5491 PR 19696
5492 * optabs.c (expand_copysign_absneg): New.
5493 (expand_copysign_bit): Split out from ...
5494 (expand_copysign): ... here. Use expand_copysign_absneg.
5496 2005-01-30 Roger Sayle <roger@eyesopen.com>
5498 PR middle-end/19697
5499 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
5500 constant as the second operand and a register as the third.
5502 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
5504 PR target/19704
5505 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
5506 that dllimport'd functions do not use all call-clobbered registers
5507 to pass parameters.
5509 2005-01-30 Richard Henderson <rth@redhat.com>
5511 PR 19696
5512 * optabs.c (expand_absneg_bit): Split out from expand_unop and
5513 expand_abs_nojump and generalize. Use operand_subword and
5514 emit_no_conflict_block. Support large modes.
5515 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
5516 back to maximum.
5517 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
5518 negation to subtraction.
5519 (expand_copysign): Check that the format has signed zeros.
5520 Use operand_subword and emit_no_conflict_block. Support large modes.
5522 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
5524 Fix PR tree-optimization/19624
5526 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
5527 * tree-ssa-pre.c: Add cfgloop.h.
5528 Update comment.
5529 (pre_stats): New member, constified.
5530 (inserted_exprs): New static variable.
5531 (NECESSARY): New macro.
5532 (create_expression_by_pieces): Fold the expression, and
5533 mark it as defaulting to not necessary. Also put in
5534 inserted_exprs.
5535 (fully_constant_expression): New function.
5536 (insert_into_preds_of_block): Modify to not insert phis when we
5537 are playing with induction variables.
5538 Push phis onto the inserted_exprs vector, and mark them as not
5539 necessary by default.
5540 (insert_aux): Call fully_constant_expression on eprime.
5541 If all edges produce the same value, mark it constant.
5542 (mark_operand_necessary): New function.
5543 (remove_dead_inserted_code): New function.
5544 (init_pre): Init loop optimizer to get loop info.
5545 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
5546 (execute_pre): Commit edge inserts, then remove dead code.
5548 2005-01-30 Richard Henderson <rth@redhat.com>
5550 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
5551 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
5553 2005-01-30 Richard Henderson <rth@redhat.com>
5555 PR target/19700
5556 * config/i386/i386.c (ix86_expand_copysign): New.
5557 (ix86_split_copysign_const): New.
5558 (ix86_split_copysign_var): Rename from ix86_split_copysign,
5559 rearrange op1/nmask operands.
5560 * config/i386/i386-protos.h: Update.
5561 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
5562 (copysigndf3): Likewise.
5563 (copysignsf3_const, copysigndf3_const): New.
5564 (copysignsf3_var): Rename from copysignsf3, split out splitter
5565 and fix split predicate for X constraint.
5566 (copysigndf3_var): Similarly.
5568 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
5570 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
5571 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
5572 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
5574 2005-01-29 Richard Henderson <rth@redhat.com>
5576 PR target/19690
5577 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
5578 of # and * in constraints.
5580 2005-01-29 Richard Henderson <rth@redhat.com>
5582 PR middle-end/19689
5583 * expr.c (store_field): Don't strip sub-mode cast when the input
5584 data is even smaller.
5586 2005-01-29 Richard Henderson <rth@redhat.com>
5588 PR middle-end/19687
5589 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
5590 union being empty.
5592 2005-01-29 Richard Henderson <rth@redhat.com>
5594 * combine.c (make_field_assignment): Fix argument order
5595 to gen_int_mode.
5597 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
5599 PR tree-optimization/15791
5600 * fold-const.c (extract_array_ref): New function.
5601 (fold): Fold comparisons between &a[i] and &a[j] or
5602 semantically equivalent trees.
5604 2005-01-29 Jeff Law <law@redhat.com>
5606 * gcse.c (insert_expr_in_table): Revamp handling of available
5607 and anticipatable occurrence lists to avoid unnecessary list
5608 walking.
5609 (insert_set_in_table): Similarly.
5611 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
5613 * c-common.c (fix_string_type): Just use c_build_qualified_type to
5614 build string type.
5615 (c_build_qualified_type): Build qualified array types with
5616 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
5617 * c-decl.c (c_make_fname_decl): Build unqualified array type
5618 before qualified type.
5619 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
5620 type is qualified, not just if type itself is. Don't apply
5621 qualifiers to array type when declarator is processed. Apply
5622 qualifiers to field type whether or not it is an array type.
5623 Don't handle array types specially for applying qualifiers to
5624 variables.
5625 * c-typeck.c (composite_type): Build unqualified element type and
5626 array type when forming composite of array types.
5627 (common_pointer_type, comptypes, comp_target_types,
5628 type_lists_compatible_p, build_indirect_ref, build_array_ref,
5629 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
5630 types.
5631 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
5632 (args2) in variables a1 and a2.
5634 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
5636 * cse.c (n_elements_made, max_elements_made): Remove.
5637 (insert): Don't touch n_elements_made.
5638 (cse_main): Don't touch n_elements_made or max_elements_made.
5640 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
5642 PR target/15384
5643 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
5644 configuration part of dp-bit.c to be lost.
5646 2005-01-28 Roger Sayle <roger@eyesopen.com>
5648 * expmed.c (expand_mult_highpart_optab): When attempting to use
5649 a non-widening multiplication in a wider mode, the operands need
5650 to be converted (zero or sign extended) to that mode.
5652 2005-01-28 Ian Lance Taylor <ian@airs.com>
5654 PR middle-end/16558
5655 PR middle-end/19583
5656 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
5657 through if both operands fall through.
5659 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5661 * cse.c (fold_rtx) <PC>: Don't optimize.
5663 2005-01-28 Jeff Law <law@redhat.com>
5665 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
5666 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
5668 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5670 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
5671 cse_reg_info_used_list_end): Remove.
5672 (cse_reg_info_list, cse_reg_info_list_free): New.
5673 (get_cse_reg_info): When allocating an instance of
5674 cse_reg_info, add it to the beginning of the cse_reg_info_list
5675 list. Remove code to maintain cse_reg_info_used_list.
5676 (new_basic_block): Reset the free list to the beginning of
5677 cse_reg_info_list.
5679 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
5681 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
5682 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
5683 (frv_expand_mdpackh_builtin): New function.
5684 (frv_expand_builtin): Use it to expand __MDPACKH.
5685 * doc/extend.texi (__MDPACKH): Update documentation.
5687 2005-01-28 Uros Bizjak <uros@kss-loka.si>
5689 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
5690 SSE_FLOAT_MODE_P for use_sse computation.
5692 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
5694 PR target/19663
5695 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
5697 2005-01-27 Richard Henderson <rth@redhat.com>
5699 * builtins.c (expand_builtin_copysign): New.
5700 (expand_builtin): Call it.
5701 * genopinit.c (optabs): Add copysign_optab.
5702 * optabs.c (init_optabs): Initialize it.
5703 (expand_copysign): New.
5704 * optabs.h (OTI_copysign, copysign_optab): New.
5705 (expand_copysign): Declare.
5707 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
5708 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
5710 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
5711 (ix86_expand_fp_absneg_operator): ... here.
5712 (ix86_split_copysign): New.
5713 * config/i386/i386-protos.h: Update.
5714 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
5715 (copysignsf3, copysigndf3): New.
5717 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
5718 (copysignsf3, ncopysignsf3): New.
5719 (copysigndf3, ncopysigndf3): New.
5720 (copysignxf3, ncopysignxf3): New.
5721 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
5723 2005-01-27 Arend Bayer <arend.bayer@web.de>
5724 Kazu Hirata <kazu@cs.umass.edu>
5726 * cse.c: (find_best_addr): Don't call copy_rtx before calling
5727 fold_rtx. Save cost recomputation if fold_rtx did nothing.
5728 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
5729 NULL_RTX.
5731 2005-01-27 Jeff Law <law@redhat.com>
5733 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
5734 definitions of SSA_NAMEs which are not being rewritten.
5735 (rewrite_ssa_into_ssa): Only initialize the current definition
5736 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
5737 If checking is enabled, assert that SSA_NAME_AUX is clear for all
5738 SSA_NAMEs before returning.
5740 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
5742 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
5743 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
5744 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
5745 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
5746 config/mips/iris6.h, config/sh/sh.c: Update copyright.
5748 2005-01-27 Steven Bosscher <stevenb@suse.de>
5750 PR middle-end/17278
5751 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
5752 higher to -O2 and higher. Likewise for tree PRE.
5753 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
5754 and better.
5756 2005-01-27 Ian Lance Taylor <ian@airs.com>
5758 PR middle-end/19583
5759 * gimple-low.c (try_catch_may_fallthru): New static function.
5760 (block_may_fallthru): Handle TRY_CATCH_EXPR.
5761 * tree-inline.c (expand_call_inline): Don't warn about reaching
5762 the end of a non-void function being inlined if the function uses
5763 a return slot.
5765 2005-01-27 Jakub Jelinek <jakub@redhat.com>
5767 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
5769 PR c/18946
5770 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
5771 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
5772 (implicitly_declare): Handle error_mark_node.
5774 2005-01-27 Richard Henderson <rth@redhat.com>
5776 PR tree-opt/14329
5777 * tree.h (struct tree_decl): Add debug_expr_is_from.
5778 (DECL_DEBUG_EXPR_IS_FROM): New.
5779 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
5780 * dwarf2out.c (dwarf2out_var_location): Update to match.
5781 * tree-outof-ssa.c (create_temp): Likewise.
5782 * var-tracking.c (track_expr_p): Likewise.
5783 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
5784 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
5785 * toplev.c (default_tree_printer): Likewise.
5787 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
5789 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
5790 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
5792 2005-01-27 Steven Bosscher <stevenb@suse.de>
5794 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
5795 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
5796 ASM_CLOBBERS): Add tree checks.
5798 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
5799 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
5800 * c-common.def (SWITCH_STMT): Update to match.
5801 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
5802 macros instead of SWITCH_EXPR ones.
5803 * c-dump.c (c_dump_tree): Likewise.
5804 * c-gimplify.c (gimplify_switch_stmt): Likewise.
5805 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
5807 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
5809 2005-01-27 Alan Modra <amodra@bigpond.net.au>
5811 * unwind-dw2.c (execute_stack_op): Add missing cases for
5812 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
5814 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
5816 * config.gcc (Obsolete configurations): Remove 'dummy', add
5817 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
5818 sparc-*-openbsd*.
5820 2005-01-26 Diego Novillo <dnovillo@redhat.com>
5822 PR tree-optimization/19633
5823 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
5824 CALL_EXPRs.
5825 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
5826 are no call-clobbered variables.
5827 * tree-outof-ssa.c (check_replaceable): Return false for calls
5828 with side-effects.
5830 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
5832 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
5833 even for variables with NULL DECL_INITIAL.
5835 2005-01-26 Stuart Hastings <stuart@apple.com>
5837 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
5839 2005-01-26 Richard Henderson <rth@redhat.com>
5841 PR middle-end/18008
5842 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5843 field's type.
5844 * expr.c (store_field): Strip conversions to odd-bit-sized types
5845 if the destination field width matches.
5847 2005-01-26 Richard Henderson <rth@redhat.com>
5849 * c-decl.c, expmed.c, expr.c: Revert last change.
5851 2005-01-26 Richard Henderson <rth@redhat.com>
5853 PR middle-end/18008
5854 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5855 field's type.
5856 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
5857 if we don't need the bits above those present in the current mode.
5858 * expr.c (store_field): Strip conversions to odd-bit-sized types
5859 if the destination field width matches.
5861 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5863 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5864 either -ffast-math or -funsafe-math-optimizations is in use.
5866 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
5868 PR target/19293
5869 PR target/19329
5870 * config/avr/avr.c (notice_update_cc): Only set condition code for
5871 ashrqi3 if shift count > 0.
5872 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
5873 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
5874 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
5875 count <= 0 as a no-op, and shift count >= width by copying zero
5876 or sign bit to all bits of the result.
5877 * config/avr/avr.md (all shifts): Add alternatives for zero shift
5878 count, with attribute "length" set to 0 and "cc" set to "none".
5880 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5882 * doc/invoke.texi: Document -mTLS.
5884 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
5885 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
5886 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
5887 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
5888 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
5889 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
5890 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
5891 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
5893 * configure.ac: Check for a TLS capable gas.
5895 * configure: Regenerate.
5897 2005-01-26 Richard Henderson <rth@redhat.com>
5899 PR middle-end/18008
5900 * combine.c (make_field_assignment): Simplify store to zero_extract
5901 from a source with an overlapping mask.
5903 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5905 2004-11-11 Eric Christopher <echristo@redhat.com>
5907 * config/frv/frv.md: Add fr400_integer automaton. Don't
5908 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
5909 to TYPE_MACC.
5911 2005-01-26 Steven Bosscher <stevenb@suse.de>
5913 PR middle-end/16585
5914 * cfgbuild.c (make_edges): Do not clear or set
5915 current_function_has_computed_jump.
5916 * function.h (struct function): Remove the has_computed_jump field.
5917 (current_function_has_computed_jump): Do not define.
5918 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
5919 in a computed jump. Ignore current_function_has_computed_jump.
5921 2005-01-26 Richard Henderson <rth@redhat.com>
5923 PR middle-end/19515
5924 * expr.c (categorize_ctor_elements): New argument p_must_clear.
5925 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
5926 fully initialized.
5927 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
5928 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
5929 objects into static storage if they have more than one non-zero value.
5930 * tree.h (categorize_ctor_elements): Update decl.
5932 2005-01-26 Steven Bosscher <stevenb@suse.de>
5934 PR middle-end/19616
5935 * tree.h (CALL_EXPR_TAILCALL): Add comment.
5936 * calls.c (check_sibcall_argument_overlap_1): Revert the change
5937 to this function from 2004-07-10.
5938 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
5939 the current function for tail call optimizations if the address
5940 of one of it its arguments is taken.
5942 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
5944 * cse.c (fold_rtx): Call equiv_constant only when necessary.
5946 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
5948 * function.c (expand_function_end): If current_function_calls_alloca,
5949 emit stack restore in a place that is reached when the function falls
5950 through at the end.
5952 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
5954 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
5955 rule to avoid matching inappropriate suffix rule.
5957 2005-01-26 Jan Hubicka <jh@suse.cz>
5959 PR tree-optimization/19241
5960 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
5962 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5964 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
5965 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
5966 of doubling.
5967 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
5968 <sim*>: Always use crt1.o, regardless of N in simN.
5969 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5970 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
5971 (CRT_CALL_STATIC_FUNCTION): Remove.
5972 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
5973 use crt1.o, regardless of N in simN.
5974 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5975 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
5976 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
5977 case isystem setting.
5978 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
5980 2005-01-25 Ian Lance Taylor <ian@airs.com>
5982 * gimple-low.c (block_may_fallthru): Correct handling of
5983 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
5985 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5987 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
5988 handlers to match indentation; nested under the mtune=* handler.
5989 Similar for mcpu= and march=.
5991 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
5993 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
5994 * config/mips/linux64.h (LIB_SPEC): Likewise.
5995 * config/mn10300/linux.h (LIB_SPEC): Likewise.
5996 * config/sh/linux.h (LIB_SPEC): Likewise.
5998 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
6000 * config/frv/frv.c (frv_legitimize_tls_address): New.
6001 (TARGET_HAVE_TLS): Define.
6002 (FRV_SYMBOL_REF_TLS_P): Define.
6003 (frv_override_options): Handle new register classes.
6004 (frv_legitimate_address_p): Reject tls addresses.
6005 (frv_legitimize_address): Handle TLS addresses.
6006 (gen_inlined_tls_plt): New.
6007 (gen_tlsmoff): New.
6008 (frv_legitimize_tls_address): New.
6009 (unspec_got_name): Add TLS entries.
6010 (got12_operand): Add R_FRV_TLSMOFF12 case.
6011 (frv_emit_move): Fixup TLS addresses.
6012 (frv_emit_movsi): Legitimize TLS addresses.
6014 * config/frv/frv.h (MASK_BIG_TLS): New.
6015 (TARGET_BIG_TLS): New.
6016 (HAVE_AS_TLS): Define.
6017 (TARGET_SWITCHES): Add -mTLS and -mtls options.
6018 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
6019 (REG_CLASS_NAMES): Same.
6020 (REG_CLASS_CONTENTS): Same.
6021 (CONSTRAINT_LEN): New.
6022 (REG_CLASS_FROM_CONSTRAINT): New.
6023 (PREDICATE_CODES): Add symbolic_operand.
6025 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
6026 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
6027 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
6028 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
6029 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
6030 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
6031 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
6032 GR9_REG, GR14_REG, LRREG.
6033 (type): Add load_or_call attribute.
6034 ("load_or_call"): New reservation.
6035 ("call_gettlsoff"): New.
6036 ("tls_indirect_call"): New.
6037 ("tls_load_gottlsoff12"): New.
6038 ("tlsoff_hilo"): New.
6039 ("tls_tlsdesc_ldd"): New.
6040 ("tls_tlsoff_ld"): New.
6041 ("tls_lddi"): New.
6043 * config/frv/frv-protos.h (symbolic_operand): Protoize.
6045 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
6047 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
6048 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
6049 * config/frv/frv.c (TLS_BIAS): Define.
6050 (frv_output_dwarf_dtprel): New.
6052 2005-01-26 Jakub Jelinek <jakub@redhat.com>
6054 PR rtl-optimization/19579
6055 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
6056 both A and B, see if they don't clobber registers the other expr uses.
6058 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
6060 * real.c (do_add): Initialize signalling and canonical members.
6062 * real.c (real_from_integer): Zero out destination.
6064 2005-01-18 Jan Hubicka <jh@suse.cz>
6066 PR tree-optimize/19337
6067 * tree-inline.c (initialize_inlined_parameters): Copy
6068 saved_static_chain_decl only.
6070 2005-01-25 Richard Henderson <rth@redhat.com>
6072 PR target/19556
6073 PR target/19584
6074 * config/i386/i386.c (x86_inter_unit_moves): Zero.
6075 (ix86_preferred_reload_class): Rewrite fp-constant section, with
6076 80387 enabled, to return a proper subclass. Return the subset that
6077 overlaps with GENERAL_REGS for PLUS.
6078 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
6080 2005-01-25 Richard Henderson <rth@redhat.com>
6082 PR middle-end/19609
6083 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
6085 2005-01-25 Roger Sayle <roger@eyesopen.com>
6087 * expmed.c (choose_multiplier): Change interface to return the
6088 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
6089 (expand_divmod): Update calls to choose_multiplier.
6091 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6093 PR middle-end/19330
6094 * expmed.c (extract_bit_field): Use adjust_address instead of
6095 gen_lowpart when op0 is a MEM.
6097 2005-01-24 Steven Bosscher <stevenb@suse.de>
6099 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
6101 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6103 * config/mips/irix-csr.c: New file.
6104 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6105 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6106 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6107 executables.
6109 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
6111 PR bootstrap/19364
6112 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
6113 sparc/elf.h, add sparc/sp-elf.h.
6114 (sparc-*-rtems*): Likewise.
6115 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
6116 tm-dwarf2.h, add sparc/sp-elf.h.
6117 (sparc86x-*-elf): Likewise.
6118 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
6119 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
6120 TARGET_OS_CPP_BUILTINS.
6121 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6122 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6123 Undefine it.
6124 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
6125 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
6126 (SWITCH_TAKES_ARG): Likewise.
6127 (LOCAL_LABEL_PREFIX): Likewise.
6128 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
6129 (TARGET_N_FORMAT_TYPES): Delete.
6130 (TARGET_FORMAT_TYPES): Likewise.
6131 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6132 * config/sparc/elf.h: Delete.
6133 * config/sparc/sp-elf.h: New file.
6135 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6137 * tree-flow-inline.h (phi_arg_from_edge): Remove.
6138 * tree-flow.h: Remove the corresponding prototype.
6139 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
6140 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
6142 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6144 PR target/17751
6145 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
6146 for AIX ABI or ELF -fPIC.
6147 (rs6000_emit_load_toc_table): Don't create toc_section here.
6148 (rs6000_xcoff_file_start): Nor here.
6150 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
6152 * sh.c (ra.h): Don't #include.
6153 (hard_regs_intersect_p): New function, resurrected from ra.c.
6155 * sh.c: Fix 1996 Copyright.
6157 2005-01-24 Richard Henderson <rth@redhat.com>
6158 Aldy Hernandez <aldyh@redhat.com>
6160 * regrename.c (note_sets): Handle subregs.
6162 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
6164 PR bootstrap/18058
6165 * genconditions.c (write_header, write_conditions): Elide file if
6166 not GCC >= 3.0.1.
6168 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6170 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
6171 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
6172 Update copyright.
6174 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6176 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
6177 expand_builtin_printf, expand_builtin_fprintf,
6178 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
6179 checking against POINTER_TYPE.
6180 (validate_arglist): Handle POINTER_TYPE code by checking
6181 POINTER_TYPE_P.
6183 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
6185 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
6186 init_rtlanal): New.
6187 (for_each_rtx): Call for_each_rtx_1.
6188 * rtl.h (init_rtlanal): Declare.
6189 * toplev.c (backend_init): Call init_rtlanal.
6191 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6193 * flow.c (propagate_one_insn): Formatting.
6195 PR middle-end/19551
6196 * flow.c (libcall_dead_p): Be more conservative if unsure.
6197 If there are any instructions between insn and call, see if they are
6198 all dead before saying the libcall is dead.
6200 2005-01-24 Uros Bizjak <uros@kss-loka.si>
6202 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
6203 operand constraint for operand 0.
6205 2005-01-23 Richard Henderson <rth@redhat.com>
6207 PR 19486
6208 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
6209 edges leading to join block.
6211 2005-01-23 Roger Sayle <roger@eyesopen.com>
6213 * expmed.c (expand_mult_highpart): Make static. Change type of
6214 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
6215 (expand_divmod): Updates calls to expand_mult_highpart by using
6216 gen_int_mode to pass a CONST_INT rtx.
6217 * rtl.h (expand_mult_highpart): Remove prototype.
6219 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6221 * flow.c (regset_bytes, regset_size): Remove.
6223 * cfganal.c: Fix a reference to Harvey's paper.
6225 2005-01-23 Steven Bosscher <stevenb@suse.de>
6227 PR rtl-optimization/19464
6228 * tree-optimize.c (init_tree_optimization_passes): Add one more
6229 copyrename pass just before out-of-ssa.
6231 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
6233 PR bootstrap/18058
6234 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
6235 * ggc-none.c (ggc_free): Define.
6237 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6239 * cse.c (max_reg, max_insn_uid): Remove.
6240 (cse_main): Don't access max_reg or max_insn_uid.
6242 * c-common.c (explicit_flag_signed_bitfields,
6243 lang_statement_code_p, lang_expand_function_end): Remove.
6244 * c-common.h: Remove the corresponding declarations.
6245 * c-opts.c (c_common_handle_option): Remove all write access
6246 to explicit_flag_signed_bitfields.
6248 * cgraph.c (cgraph_varpool_n_nodes): Remove.
6249 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
6250 * cgraph.h: Remove the corresponding declaration.
6252 * gcse.c (null_pointer_info): Remove.
6254 2005-01-23 Roger Sayle <roger@eyesopen.com>
6255 Eric Botcazou <ebotcazou@libertysurf.fr>
6257 * combine.c (simplify_logical): Only simplify logical expressions
6258 of the form ior(and(x,y),z) by the inverse distributive law if the
6259 result is cheaper than the original.
6261 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6263 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
6264 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
6265 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
6266 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
6267 config/freebsd-spec.h, config/arm/arm.h,
6268 config/h8300/h8300.md, config/i386/i386.md,
6269 config/i386/predicates.md, config/i386/sse.md,
6270 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
6271 config/vax/vax.md: Fix comment typos. Follow spelling
6272 conventions.
6274 2005-01-23 Steven Bosscher <stevenb@suse.de>
6276 * gengtype.c (walk_type): Produce `not equal to' compares for loop
6277 tests, instead of `less than'.
6279 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
6281 * function.c (assign_parm_setup_block): When creating a new stack slot
6282 for a parameter, get its alignment from the parameter's DECL_ALIGN
6283 rather than the type's TYPE_ALIGN. Make sure that the parameter
6284 is at least word aligned.
6286 2005-01-22 Roger Sayle <roger@eyesopen.com>
6288 PR middle-end/19378
6289 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
6291 2005-01-22 Richard Henderson <rth@redhat.com>
6293 PR target/19506
6294 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
6295 in both compare operands.
6296 (movdfcc_1_sse_max): Likewise.
6297 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
6298 (movdfcc_1_sse): Likewise.
6299 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
6300 scratch register as needed.
6302 2005-01-22 Richard Henderson <rth@redhat.com>
6304 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
6306 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
6308 2005-01-22 Richard Henderson <rth@redhat.com>
6310 * genopinit.c (optabs): Use smin/smax for floating point too.
6311 * doc/md.texi: Update to match. Clarify that floating point
6312 results are undefined for +0/-0 and NaN.
6313 * doc/rtl.texi: Likewise.
6314 * rtl.def (SMIN, SMAX): Likewise
6315 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
6317 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
6318 leading 's' to the name.
6319 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
6320 smaxxf3, sminxf3): Likewise.
6321 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
6322 Likewise.
6324 2005-01-22 Paul Brook <paul@codesourcery.com>
6326 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
6328 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
6330 * config/s390/s390.c (struct processor_costs): New fields
6331 dlgr, dlr, dr, dsgfr, dsgr.
6332 (z900_cost, z990_cost): Values for new fields.
6333 (s390_rtx_costs): New cases MEM und COMPARE in switch
6334 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
6335 DIV, MOD, UDIV, UMOD.
6337 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6339 * config/s390/s390.md ("doloop_si64"): Reload input value directly
6340 into the register being decremented.
6341 ("doloop_si31", "doloop_di"): Likewise.
6342 ("*doloop_si_long"): Adapt pattern.
6344 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6346 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
6347 access registers.
6348 (CLASS_MAX_NREGS): Likewise.
6350 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
6352 * doc/tree-ssa.texi (Statement Operands): Add example for new
6353 must-def macro. Note deprecation of old operands interface.
6355 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
6357 PR tree-optimization/19484
6358 * tree-cfg.c (remove_fallthru_edge): New function.
6359 (cleanup_control_flow): Remove fallthru edges from calls that are
6360 now known not to return.
6362 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6364 Fix PR tree-optimization/19038
6365 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
6366 copies with loop variant ones.
6368 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
6370 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
6371 config/alpha/alpha-protos.h, config/alpha/alpha.h,
6372 config/alpha/alpha.md, config/alpha/predicates.md,
6373 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
6374 config/sparc/sol2.h: Update copyright.
6376 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
6377 first label to see if it is a nonlocal label.
6379 2005-01-22 David Edelsohn <edelsohn@gnu.org>
6380 Andrew Pinski <pinskia@physics.uc.edu>
6382 PR target/19491
6383 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
6384 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
6386 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6388 * config/rs6000/rtems.h: Update copyright.
6390 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6392 PR target/19548
6393 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
6394 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
6395 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
6397 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6399 PR c/18809
6400 * c-typeck.c (convert_arguments): Check for error_mark_node.
6402 2005-01-21 Ian Lance Taylor <ian@airs.com>
6404 PR tree-optimization/13000
6405 * tree-inline.c: Include "tree-flow.h".
6406 (expand_call_inline): If warn_return_type, warn if non-void inline
6407 function falls through.
6408 * tree-cfg.c (execute_warn_function_return): Don't warn about
6409 control reaching end if TREE_NO_WARNING is set. Set
6410 TREE_NO_WARNING.
6411 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
6412 has been lowered.
6413 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
6414 branch if we don't need one.
6415 * c-typeck.c: Include "tree-flow.h"
6416 (c_finish_bc_stmt): Don't add a goto if the current statement
6417 list doesn't fall through to the current point.
6419 2005-01-21 Roger Sayle <roger@eyesopen.com>
6421 PR rtl-optimization/576
6422 * real.c (real_arithmetic): Change return type from void to bool
6423 to return an indication that the result may be inexact.
6424 * real.h (real_arithmeric): Update prototype.
6425 * fold-const.c (const_binop): Don't constant fold floating
6426 point expressions when the user specifies -frounding-math and
6427 the result may depend upon the run-time rounding mode.
6428 (fold_convert_const_real_from_real): Clean-up.
6429 (fold_initializer): Ignore flag_rounding_math for initializers.
6430 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
6431 constant fold FP operations with flag_rounding_math if the
6432 result may depend upon the run-time rounding mode.
6434 2005-01-21 Tom Tromey <tromey@redhat.com>
6436 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
6438 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
6440 * tree-cfg.c: Fix comment typos.
6442 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
6444 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
6445 around the call to rest_of_handle_branch_target_load_optimize.
6447 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6449 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
6450 (sparc64-*-openbsd*): Likewise.
6451 (sparclite-*-elf*): Include tm-dwarf2.h.
6452 (sparc86x-*-elf*): Likewise.
6453 (sparc64-*-elf*): Likewise.
6454 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
6455 (DBX_DEBUGGING_INFO): Likewise.
6456 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
6457 (PREFERRED_DEBUGGING_TYPE): Likewise.
6458 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
6459 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
6460 (PREFERRED_DEBUGGING_TYPE): Likewise.
6461 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
6462 (PREFERRED_DEBUGGING_TYPE): Likewise.
6463 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
6465 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6467 PR target/18701
6468 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
6470 2005-01-20 Paul Brook <paul@codesourcery.com>
6472 * doc/rtl.texi: Document value extension requirements for CONST_INT.
6474 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6476 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
6477 label is first in a sequence of labels.
6479 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
6481 2005-01-20 Janis Johnson <janis187@us.ibm.com>
6482 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6484 * doc/sourcebuild.texi (Test Directives): New.
6486 2005-01-20 Roger Sayle <roger@eyesopen.com>
6488 * real.c (real_floor): Don't leave the result uninitialized when
6489 mode is VOIDMode, but return the unrounded intermediate value.
6490 (real_ceil): Likewise.
6492 2005-01-20 Paul Brook <paul@codesourcery.com>
6494 * config/arm/arm.md (insv): Use gen_int_mode.
6496 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6498 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
6499 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6500 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6501 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6502 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6504 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6506 Fix PR debug/19124
6507 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
6508 fbreg, so we have to assume we can't.
6509 (loc_descriptor_from_tree_1): Ditto.
6510 (containing_function_has_frame_base): New function.
6511 (add_location_or_const_value_attribute): Use it.
6512 Also try to generate a frame_base from a single element location
6513 list.
6515 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6517 PR tree-optimization/15349
6518 * timevar.def (TV_TREE_MERGE_PHI): New.
6519 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
6520 PHI_WANTED.
6521 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
6522 calls to tree_forwarder_block_p.
6523 (remove_forwarder_block_with_phi, merge_phi_nodes,
6524 gate_merge_phi, pass_merge_phi): New.
6525 * tree-optimize.c (init_tree_optimization_passes): Add
6526 pass_merge_phi.
6527 * tree-pass.h: Add an extern for pass_merge_phi;
6529 2005-01-20 Richard Henderson <rth@redhat.com>
6531 PR target/19418
6532 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
6533 (_mm_castps_pd, _mm_castps_si128): New.
6534 (_mm_castsi128_ps, _mm_castsi128_pd): New.
6536 2005-01-20 Richard Henderson <rth@redhat.com>
6538 PR target/19530
6539 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
6540 __builtin_ia32_vec_init_v2si.
6541 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
6542 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
6543 (ix86_init_mmx_sse_builtins): Create it.
6544 (ix86_expand_builtin): Expand it.
6545 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
6546 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
6547 (vec_extractv2si_0, vec_extractv2si_1): New.
6549 2005-01-20 Richard Henderson <rth@redhat.com>
6551 PR target/16533
6552 * config/i386/i386.c (ix86_expand_push): New.
6553 * config/i386/mmx.md (push<MMXMODE>1): New.
6554 * config/i386/sse.md (push<SSEMODE>1): New.
6555 * config/i386/i386-protos.h: Update.
6557 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6559 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
6560 copyright.
6562 2005-01-20 Richard Henderson <rth@redhat.com>
6564 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
6565 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
6567 2005-01-19 Richard Henderson <rth@redhat.com>
6569 PR target/19350
6570 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
6571 to V4SFmode in SSE1 fallback load path.
6573 2005-01-19 Richard Henderson <rth@redhat.com>
6575 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
6576 in QImode expansion to ix86_expand_vector_set.
6577 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
6579 2005-01-19 Richard Henderson <rth@redhat.com>
6581 PR target/19511
6582 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
6583 subclass of the input class.
6584 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
6585 Always true for cross-SSE1 classes. Rationalize conditionals.
6586 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
6587 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
6588 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
6589 (movdi_2): Add MMX/SSE zeros.
6590 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
6591 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
6592 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6593 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
6594 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
6595 (zero_extendsidi2_rex64_1): Remove.
6596 (MOV0 peephole): Check GENERAL_REG_P.
6598 2005-01-19 Richard Henderson <rth@redhat.com>
6600 PR target/19427
6601 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
6602 shufps elements.
6603 (ix86_expand_vector_extract): Likewise.
6605 2005-01-19 Richard Henderson <rth@redhat.com>
6607 PR middle-end/19304
6608 * expr.c (emit_move_change_mode): New argument force; use
6609 simplify_gen_subreg if true.
6610 (emit_move_via_alt_mode): Merge into ...
6611 (emit_move_via_integer): ... here.
6612 (emit_move_ccmode): Use emit_move_change_mode directly.
6614 2005-01-19 Richard Henderson <rth@redhat.com>
6616 PR target/19518
6617 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
6618 (alpha_preferred_reload_class): Handle CONST_VECTOR.
6619 (alpha_emit_set_const_1): Add no_output parameter; don't emit
6620 rtl if true.
6621 (alpha_emit_set_const): Likewise. Make static.
6622 (alpha_emit_set_long_const): Make static.
6623 (alpha_extract_integer): Split out from alpha_expand_mov.
6624 (alpha_split_const_mov): Likewise.
6625 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
6626 (alpha_legitimate_constant_p): New.
6627 * config/alpha/alpha-protos.h: Update.
6628 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
6629 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
6630 * config/alpha/alpha.md (movsi): Add n alternative.
6631 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
6632 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
6633 (splitters for all of the above): Use alpha_split_const_mov.
6634 * config/alpha/predicates.md (non_add_const_operand): New.
6635 (non_zero_const_operand): New.
6636 (input_operand): Use alpha_legitimate_constant_p after reload.
6638 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6640 PR tree-optimization/19038
6641 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
6642 (add_candidate): Add ivs with increment in latch only if
6643 allow_ip_end_pos_p is true.
6644 (determine_iv_cost): Use empty_block_p.
6646 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
6648 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
6649 (compute_dominance_frontiers): Ditto.
6651 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
6653 PR target/19529
6654 * config/sh/t-rtems: New.
6655 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
6657 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6659 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
6660 the offset of the selected field.
6662 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
6664 * tree-cfg.c (remove_forwarder_block): Fix the check to
6665 prevent a nonlocal label from appearing in the middle of a
6666 basic block.
6668 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
6670 PR rtl-optimization/19462
6671 * reorg.c (find_end_label): Create return insn only if
6672 current_function_epilogue_delay_list is empty.
6674 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
6676 * doc/passes.texi: Remove paragraph mentioning new-ra.
6678 2005-01-19 Jakub Jelinek <jakub@redhat.com>
6680 PR rtl-optimization/15139
6681 * combine.c: Include params.h.
6682 (count_rtxs): New function.
6683 (record_value_for_reg): If replace_rtx would replace at least
6684 2 occurrences of REG in VALUE and TEM is really large, replace REG with
6685 (clobber (const_int 0)) instead of TEM.
6686 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
6687 * params.h (MAX_LAST_VALUE_RTL): New.
6688 * Makefile.in (combine.o): Depend on $(PARAMS_H).
6689 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
6691 PR c/17297
6692 * c-typeck.c (digest_init): Only call build_vector if all constructor
6693 elements are *_CST nodes.
6694 * gimplify.c (gimplify_init_constructor): Likewise.
6696 PR middle-end/19164
6697 * c-typeck.c (digest_init): Only call build_vector if inside_init
6698 is a CONSTRUCTOR.
6700 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6702 * toplev.c (init_asm_output): Remove dead #ifdef.
6704 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
6706 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
6708 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6710 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
6711 accessing DECL_FUNCTION_CODE.
6712 * dojump.c (do_jump): Likewise.
6713 * gimplify.c (gimplify_call_expr): Likewise.
6714 * predict.c (expr_expected_value): Likewise.
6715 (strip_builtin_expect): Likewise.
6716 * tree-inline.c (estimate_num_insns_1): Likewise.
6717 * tree-ssa-loop-im.c (stmt_cost): Likewise
6718 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
6719 (tree_expr_nonnegative_p): Likewise.
6721 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6723 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
6724 variant of the load_pcrel_sym pattern.
6725 * config/sparc/sparc.md (P macro): Move to the top.
6726 (load_pcrel_sym): Macroize using P.
6727 (save_register_window): Likewise.
6729 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
6731 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
6732 ("sordered"): Same.
6734 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
6736 PR C/19472
6737 * c-typeck.c (build_asm_expr): Strip nops off
6738 input memory operands.
6740 2005-01-18 David Edelsohn <edelsohn@gnu.org>
6742 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
6743 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
6744 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
6745 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
6747 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
6749 PR target/19379
6750 * config/i386/i386.c (override_options): If the 80387 is disabled,
6751 then do not return FP values using FP registers.
6753 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
6755 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
6756 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
6757 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
6758 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
6759 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
6760 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
6761 output.h, postreload-gcse.c, postreload.c, recog.c,
6762 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
6763 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
6764 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
6765 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
6766 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
6767 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
6768 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
6769 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
6771 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
6772 config/alpha/alpha.c, config/arm/vfp.md,
6773 config/i386/emmintrin.h, config/i386/i386-modes.def,
6774 config/i386/i386-protos.h, config/i386/i386.h,
6775 config/i386/pmmintrin.h, config/i386/ppro.md,
6776 config/i386/predicates.md, config/i386/xmmintrin.h,
6777 config/i860/i860.c, config/ia64/ia64-modes.def,
6778 config/ia64/ia64-protos.h, config/ia64/ia64.h,
6779 config/ia64/ia64.md, config/ia64/itanium1.md,
6780 config/ia64/itanium2.md, config/ia64/predicates.md,
6781 config/iq2000/iq2000.h, config/mips/linux64.h,
6782 config/rs6000/aix41.h, config/rs6000/aix43.h,
6783 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
6784 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6785 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
6786 config/sparc/linux64.h, config/sparc/litecoff.h,
6787 config/sparc/sp64-elf.h, config/sparc/sparc.c,
6788 config/sparc/sparc.h, config/sparc/sparc.md,
6789 config/sparc/sysv4-only.h: Update copyright.
6791 2005-01-18 Richard Henderson <rth@redhat.com>
6793 PR target/19496
6794 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
6796 2005-01-18 Marc Espie <espie@openbsd.org>
6797 * config/i386/openbsdelf.h: Typo.
6799 2005-01-18 Richard Henderson <rth@redhat.com>
6801 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
6802 special case for sse.
6803 * config/i386/predicates.md (sse_comparison_operator): Likewise.
6805 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
6807 * tree-inline.c (estimate_num_insns_1): Added cases for
6808 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
6810 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6812 PR rtl-optimization/19296
6813 * combine.c (simplify_comparison): Rewrite the condition under
6814 which a non-paradoxical SUBREG of a PLUS can be lifted when
6815 compared against a constant.
6817 2005-01-18 Andi Kleen <ak@muc.de>
6819 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
6820 * c.opt (-Wpointer-sign): Add.
6821 * doc/invoke.texi: (-Wpointer-sign): Add.
6823 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6825 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
6826 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
6827 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
6828 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
6829 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
6830 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
6831 for TARGET_MIX_SSE_I387.
6832 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
6833 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
6834 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
6835 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
6836 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
6837 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
6838 TARGET_MIX_SSE_I387.
6839 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
6840 from expander.
6842 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6844 PR target/19424
6845 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
6846 Add movaps alternative for xmm reg->reg move.
6848 2005-01-17 Jeff Law <law@redhat.com>
6850 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
6851 at the end of the main DOM loop rather than just before DOM exits.
6853 2005-01-17 Diego Novillo <dnovillo@redhat.com>
6855 PR tree-optimization/19121
6856 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
6857 adding aliases to a name tag, also add them to the pointer's
6858 type tag.
6859 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
6860 sensitive alias info at all. Only check that the two pointers
6861 have compatible pointed-to sets.
6862 * tree-ssa.c (verify_name_tags): Verify that the alias set of
6863 a pointer's type tag is a superset of the alias set of the
6864 pointer's name tag.
6866 2005-01-17 James E Wilson <wilson@specifixinc.com>
6868 PR target/19357
6869 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
6870 comment to document why.
6872 2005-01-17 Richard Henderson <rth@redhat.com>
6874 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
6875 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
6876 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
6877 sse2_vmsminv2df3_finite): New.
6878 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
6879 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
6880 Force op1 into register.
6882 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
6884 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
6885 bubblestrap from always rebuilding build directory.
6887 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
6889 * config/s390/s390.md ("*clc"): Remove incorrect '='.
6890 ("*cmpmem_short"): Likewise.
6892 2005-01-17 Steven Bosscher <stevenb@suse.de>
6894 * basic-block.h: Document BB_* flags.
6895 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
6896 use an sbitmap instead.
6897 * sched-rgn.c (compute_trg_info): Likewise.
6899 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
6901 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
6902 redundant target_cpu_default and extra_parts lines. Use the default
6903 "from-abi" ISA.
6904 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
6905 (SUBTARGET_EXTRA_SPECS): Delete.
6906 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
6907 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
6908 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
6909 and "n32" for -mabi=n32.
6911 2005-01-17 Ian Lance Taylor <ian@airs.com>
6913 PR c/5675
6914 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
6915 fold constant variables into initial values.
6917 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6919 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
6921 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
6922 through the statements backward.
6924 2005-01-17 Ian Lance Taylor <ian@airs.com>
6926 PR middle-end/13127:
6927 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
6928 a variable set to the return value of the inlined function.
6930 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
6932 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
6933 when modes are tieable.
6935 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
6937 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
6938 of pthread_create to find out if threads are enabled.
6939 * gthr-posix95.h (__gthread_active_p): Likewise.
6941 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6943 * common.opt (-fnew-ra): Remove.
6944 * ra*.*: Remove.
6945 * toplev.h (flag_new_regalloc): Remove.
6946 * Makefile.in (ra*.*): Don't mention.
6947 * passes.c (rest_of_handle_new_regalloc): Remove.
6948 (rest_of_handle_combine, rest_of_compilation): Always consider
6949 flag_new_regalloc as false.
6950 * doc/invoke.texi: Don't document -fnew-ra.
6952 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6954 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
6955 last parameter to reg_scan.
6956 * loop.c (loop_optimize): Likewise.
6957 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
6958 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
6959 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6960 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6961 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
6962 * regclass.c (reg_scan): Likewise, for the declaration.
6963 * rtl.h (reg_scan): Likewise, for the prototype.
6965 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6967 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
6968 mark_dfs_back_edges.
6970 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
6972 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
6973 (compute_avail): Uses don't go in tmp_gen.
6975 2005-01-16 Steven Bosscher <stevenb@suse.de>
6977 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
6978 loop to look for a free slot in a page entry.
6980 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6982 PR target/16304
6983 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
6984 * toplev.c (compile_file): Call process_pending_assemble_output_defs
6985 just before targetm.asm_out.file_end.
6986 * tree.h (process_pending_assemble_output_defs): Declare.
6987 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
6988 New functions.
6989 (assemble_alias): Defer generation of assembly code for defines when
6990 TARGET_DEFERRED_OUTPUT_DEFS is true.
6991 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6992 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6993 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
6995 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6997 PR target/19336
6998 * pa.c (pa_scalar_mode_supported_p): New function.
6999 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7000 * pa.h (MIN_UNITS_PER_WORD): Add comment.
7002 * pa-protos.h (prefetch_operand): Delete.
7003 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
7004 * pa.c (prefetch_operand): Delete.
7005 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
7006 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
7007 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
7008 and prefetch_nocc_operand.
7009 * pa.md (prefetch): Rework to avoid reload problems handling short
7010 displacements when a cache control completer needs to be provided.
7011 (prefetch_32, prefetch_64): Delete.
7012 (prefetch_cc, prefetch_nocc): New patterns.
7014 2005-01-15 David Edelsohn <edelsohn@gnu.org>
7016 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
7018 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7020 PR ada/19388
7021 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
7022 exceeds maximum alignment for global common data.
7023 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
7024 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
7026 2004-01-15 Roger Sayle <roger@eyesopen.com>
7028 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
7030 2004-01-15 Roger Sayle <roger@eyesopen.com>
7032 * harg-reg-set.h (reg_class_names): Prototype global array.
7033 * regclass.c (reg_class_names): Declare here and initialize to
7034 REG_CLASS_NAMES.
7035 (dump_regclass): Remove local declaration of reg_class_names.
7036 (regclass): Likewise.
7037 * cfg.c (dump_flow_info): Likewise.
7038 * ra-debug.c (reg_class_names): Likewise.
7039 * regrename.c (reg_class_names): Likewise.
7040 * reload.c (reg_class_names): Likewise.
7041 * reload1.c (spill_failure): Likewise.
7042 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
7044 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
7046 * config/s390/s390.md ("reload_outti"): Remove predicate for
7047 output operand. Abort if operand is not a MEM.
7048 ("reload_outdi", "reload_outdf"): Likewise.
7050 2005-01-15 Marc Espie <espie@openbsd.org>
7052 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
7053 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
7054 * config/openbsd.h: Fix C++ includes for native configurations.
7055 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
7056 Add trampoline support.
7057 * config/i386/openbsdelf.h: New.
7059 2005-01-15 Marc Espie <espie@openbsd.org>
7061 * collect2.c (main): Explicitly parse -dynamic-linker option.
7063 2005-01-15 Jakub Jelinek <jakub@redhat.com>
7065 PR tree-optimization/19060
7066 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
7067 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
7068 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
7069 and handle extract_range_from_cond returning false.
7070 * fold-const.c (fold): Optimize comparisons with min/max even for
7071 width > HOST_BITS_PER_WIDE_INT.
7073 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
7075 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
7076 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
7077 Remove little endian multilib variants.
7078 Add mips32 multilib variant.
7080 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
7082 * explow.c (copy_all_reg, stabilize): Remove.
7083 * expr.h: Remove the corresponding prototypes.
7085 * rtlanal.c (regs_set_between_p): Remove.
7086 * rtl.h: Remove the corresponding prototype.
7088 2005-01-14 David Edelsohn <edelsohn@gnu.org>
7090 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
7091 to rs6000_nonimmediate_operand.
7092 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
7093 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
7094 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
7095 rs6000_nonimmediate_operand.
7096 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
7097 rs6000_nonimmediate_operand.
7099 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
7101 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
7103 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7105 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
7106 on e500v2.
7107 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
7108 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
7110 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
7111 (rs6k_nonimmediate_operand): New.
7112 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
7113 correctly.
7114 (legitimate_lo_sum_address_p): Same.
7115 (rs6000_legitimize_address): Same.
7116 (rs6000_legitimize_reload_address): Same.
7117 (rs6000_legitimate_address): Same.
7118 (spe_build_register_parallel): Pass DF and DC modes in a DI
7119 register.
7121 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
7122 to rs6k_nonimmediate_operand.
7124 * config/rs6000/spe.md ("*frob_df_di"): New.
7125 ("*frob_di_df"): New.
7126 ("*frob_di_df_2"): New.
7127 ("*mov_sidf_e500_subreg0"): New.
7128 ("*mov_sidf_e500_subreg4"): New.
7129 ("*movdf_e500_double"): Change predicate to
7130 rs6k_nonimmediate_operand.
7132 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7134 * postreload.c (move2add_note_store): Only call
7135 trunc_int_for_mode on scalar integers.
7137 2005-01-14 Steven Bosscher <stevenb@suse.de>
7139 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
7140 replace BB_VISITED uses.
7141 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
7142 (propagate_necessity): Check the bitmap instead of BB_VISITED.
7143 (tree_dce_done): Free visited_control_parents.
7144 (perform_tree_ssa_dce): Allocate and clear it.
7145 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
7146 (compute_antic): Iterate from here using a DFS. Use an sbitmap
7147 instead of BB_VISITED.
7149 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
7151 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
7152 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
7153 Remove unused prototypes.
7155 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7157 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
7158 64-bit register usage.
7159 (spe_func_has_64bit_regs_p): Add FIXME note.
7161 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7163 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
7164 flag_finite_math_only with flag_unsafe_math_optimizations.
7166 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
7168 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
7169 end-of-stack check.
7170 (__tpf_eh_return): Copy TPF private stack area from the module
7171 boundary stack frame. Add check for when module addresses are
7172 equal, but no stub address is found.
7174 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
7176 PR target/7525
7177 * arm.h (struct machine_function): Add call_via field.
7178 (thumb_call_via_label): Declare.
7179 * arm.c (thumb_call_via_label): New variable.
7180 (thumb_call_reg_needed): New variable.
7181 (arm_output_function_epilogue): For Thumb code, output any per-function
7182 call-indirect trampolines.
7183 (thumb_call_via_reg): New function.
7184 (arm_file_end): New function.
7185 (TARGET_ASM_FILE_END): Call arm_file_end.
7186 (aof_file_end): Likewise.
7187 * arm-protos.h (thumb_call_via_reg): Declare.
7188 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
7189 thumb_call_via_reg in normal case.
7191 2005-01-14 Jakub Jelinek <jakub@redhat.com>
7193 PR middle-end/19084
7194 PR rtl-optimization/19348
7195 * recog.c (peephole2_optimize): Do global life update if some peephole
7196 decides it doesn't need at least one of its inputs and that change
7197 influences liveness at the start of the basic block.
7199 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
7200 arguments instead of 1.
7202 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
7204 PR middle-end/18820
7205 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
7206 zero for nested functions needing a static chain or functions
7207 with a non-constant address.
7209 2005-01-13 Roger Sayle <roger@eyesopen.com>
7211 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
7212 (and (sign_extend X) C) into (zero_extend (and X C)).
7214 2005-01-13 David O'Brien <obrien@FreeBSD.org>
7216 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
7218 2005-01-13 Richard Henderson <rth@redhat.com>
7220 PR target/19009
7221 PR target/19250
7222 PR target/19252
7223 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
7224 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
7225 not just TARGET_SSE.
7226 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
7227 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
7228 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
7229 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
7230 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
7231 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
7232 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
7233 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
7234 (movdicc_c_rex64): Rename with '*'.
7235 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
7236 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
7237 (movsfcc_1_387): Rename from movsfcc_1.
7238 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
7239 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
7240 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
7241 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
7242 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
7243 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
7244 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
7245 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
7246 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
7247 sse_movdfcc_const0_4): Remove.
7248 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
7249 recognize min/max early. Update for changed sse cmove patterns.
7250 (ix86_split_sse_movcc): New.
7251 * config/i386/i386-protos.h: Update.
7253 2005-01-13 Steven Bosscher <stevenb@suse.de>
7255 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
7256 (fix_stmt_v_may_defs): Likewise.
7258 2005-01-13 Richard Henderson <rth@redhat.com>
7260 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
7261 for converting the mask.
7263 2005-01-13 David Edelsohn <edelsohn@gnu.org>
7265 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
7266 definition to 600.
7268 2005-01-13 Richard Henderson <rth@redhat.com>
7270 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
7271 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
7272 IX86_BUILTIN_MOVDQ2Q): Remove.
7273 (IX86_BUILTIN_VEC_EXT_V4SI): New.
7274 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
7275 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
7276 shuffling.
7277 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
7278 (sse2_pextrw): Fix immediate constraint.
7279 (sse2_loadq, sse2_loadq_rex64): Remove.
7280 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
7281 Use __builtin_ia32_vec_ext_<size>.
7282 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
7284 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
7286 * function.c (assign_parm_setup_block): Look inside original
7287 entry_parm when inspecting PARALLEL.
7289 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7290 Joel Sherrill <joel@oarcorp.com>
7292 PR target/19399
7293 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
7294 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
7295 rtems_gxx_recursive_mutex_init.
7296 (__gthread_recursive_mutex_lock): New function.
7297 (__gthread_recursive_mutex_trylock): Likewise.
7298 (__gthread_recursive_mutex_unlock): Likewise.
7300 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7302 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
7304 2005-01-13 Jan Beulich <jbeulich@novell.com>
7306 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
7307 (ashrti3_internal): Indicate output is early clobber. Generate result
7308 into output rather than first input. Use move for low word of output
7309 if shift count is exactly 64.
7310 (lshrti3_internal): Likewise.
7312 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
7314 PR target/18329
7315 PR target/18330
7316 * reload1.c (delete_output_reload): Don't delete an output reload
7317 if the pseudo lives longer than a single basic block. Adjust and
7318 improve wording of comment.
7320 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
7322 PR target/19334
7323 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
7324 of TYPE_SIZE where we mean the number of bytes.
7326 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
7328 * function.c (assign_parm_setup_block): Relax condition on
7329 multi-register optimization.
7331 2005-01-12 Nick Clifton <nickc@redhat.com>
7333 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
7334 an "in_delay_slot" attribute of "no" to prevent them being used in
7335 delay slots. This is forbidden because they might generate
7336 exceptions.
7338 2005-01-12 Alan Modra <amodra@bigpond.net.au>
7340 PR target/19389
7341 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
7342 with r->Y and Y->r.
7344 2005-01-12 Nick Clifton <nickc@redhat.com>
7346 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
7347 passed on to GAS) but do not define, as GAS no longer supports or
7348 needs the -m2000 option.
7350 2005-01-11 Roger Sayle <roger@eyesopen.com>
7352 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
7353 type as args of unprototyped builtins aren't automatically promoted.
7354 (fold_builtin_abs): Likewise.
7356 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7358 * Makefile.in: Set a `build-warn' variable.
7360 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7362 PR tree-optimization/17949
7363 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
7364 (find_interesting_uses_address): Use it.
7366 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
7368 * regrename.c (kill_value): Handle subreg's that won't simplify.
7370 2005-01-11 Richard Henderson <rth@redhat.com>
7372 PR target/13366
7373 * config/i386/i386.h (enum ix86_builtins): Move ...
7374 * config/i386/i386.c: ... here.
7375 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
7376 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
7377 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
7378 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
7379 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
7380 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
7381 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
7382 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
7383 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
7384 IX86_BUILTIN_LOADDDUP): Remove.
7385 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
7386 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
7387 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
7388 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
7389 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
7390 (ix86_init_builtins): Make static.
7391 (ix86_init_mmx_sse_builtins): Update for changed builtins.
7392 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
7393 if all the modes match. Otherwise, fake it.
7394 (get_element_number, ix86_expand_vec_init_builtin,
7395 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
7396 (ix86_expand_builtin): Make static. Update for changed builtins.
7397 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
7398 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
7399 (ix86_expand_vector_init_duplicate): New.
7400 (ix86_expand_vector_init_low_nonzero): New.
7401 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
7402 Split out from ix86_expand_vector_init; handle integer modes.
7403 (ix86_expand_vector_init): Use them.
7404 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
7405 * config/i386/i386-protos.h: Update.
7406 * config/i386/predicates.md (reg_or_0_operand): New.
7407 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
7408 (movv2sf_internal): Likewise. And a splitter to match them all.
7409 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
7410 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
7411 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
7412 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
7413 (mmx_pinsrw): Fix operand ordering.
7414 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
7415 rather than sse_loadss expander.
7416 (movv2df splitter): Similarly.
7417 (sse_loadss, sse_loadlss): Remove.
7418 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
7419 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
7420 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
7421 (sse3_movddup): Rename with '*'.
7422 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
7423 (sse2_loadsd): Remove.
7424 (vec_dupv2df_sse3): Rename from sse3_loadddup.
7425 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
7426 (sse2_pinsrw): Fix argument ordering.
7427 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
7428 (sse2_stored): Remove 'r' destination.
7429 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
7430 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
7431 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
7432 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
7433 vec_extractv16qi, vec_initv16qi): New.
7435 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
7436 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
7437 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
7438 constructor form.
7439 (_mm_load_pd, _mm_store_pd): Use plain dereference.
7440 (_mm_load_si128, _mm_store_si128): Likewise.
7441 (_mm_load1_pd): Use _mm_set1_pd.
7442 (_mm_load_sd): Use _mm_set_sd.
7443 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
7444 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
7445 (_mm_set_epi64): Use _mm_set_epi64x.
7446 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
7447 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
7448 _mm_setr_epi8): Use _mm_set_foo form.
7449 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
7450 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
7451 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
7452 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
7453 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
7454 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
7455 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
7456 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
7457 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
7458 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
7459 (_mm_movedup_pd): Use _mm_shuffle_pd.
7460 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
7461 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
7462 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
7463 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
7464 Use _mm_setzero_ps.
7465 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
7466 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
7467 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
7468 (_mm_store_ps): Use raw dereference.
7469 (_mm_store1_ps): Use _mm_storeu_ps.
7470 (_mm_storer_ps): Use _mm_store_ps.
7471 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
7472 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
7474 2005-01-11 Stan Shebs <shebs@apple.com>
7476 * config/rs6000/rs6000.c (machopic_output_stub): Issue
7477 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
7479 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
7481 PR target/18761
7482 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
7483 Skip all DECLs except for FIELD_DECLs.
7485 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7487 * config/s390/s390.c (override_options): Return error if
7488 -mbackchain, -mpacked-stack and -mhard-float are used together.
7489 (s390_va_start): Remove the backchain && packed-stack special case.
7490 (s390_gimplify_va_arg): Likewise.
7491 * doc/invoke.texi: Remove the ABI incompatibility note.
7493 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7495 * config/s390/s390.c (struct s390_frame_layout): Remove
7496 save_backchain_p.
7497 (s390_frame_info, s390_emit_prologue): Replace occurrences of
7498 save_backchain_p with TARGET_BACKCHAIN.
7500 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7502 PR target/18916
7503 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
7504 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
7505 * function.c (locate_and_pad_parm): Set new field.
7506 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
7507 Tweak where_pad test to include "none". Always set mem align for
7508 stack_parm.
7509 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
7510 not sufficient for type.
7511 (assign_parm_setup_block): If stack_parm is zero on entry, always
7512 make a new stack local. Block move old stack parm if necessary
7513 to new aligned stack local.
7514 (assign_parm_setup_stack): Use a block move to handle
7515 potentially misaligned entry_parm.
7516 (assign_parms_unsplit_complex): Specify required alignment when
7517 creating stack local.
7518 * calls.c (compute_argument_addresses): Override alignment of stack
7519 arg calculated from its type with the alignment given by
7520 FUNCTION_ARG_BOUNDARY.
7521 (store_one_arg): Likewise.
7523 2005-01-11 Jan Beulich <jbeulich@novell.com>
7525 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
7526 Change respective itanium_class attribute to ialu.
7527 (shladdp4_internal): New.
7528 * config/ia64/predicates.md (shladd_log2_operand): New.
7530 2005-01-11 Richard Henderson <rth@redhat.com>
7532 * expr.c (store_constructor): Use rtvec_alloc instead of
7533 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
7535 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
7537 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
7539 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7541 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
7542 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
7543 (TARGET_RWRELOC): Define.
7544 (ia64_rwreloc_section_type_flags): Delete.
7545 (ia64_section_type_flags): New function.
7546 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
7547 (TARGET_RWRELOC): Define.
7549 2005-01-10 David Mosberger <davidm@hpl.hp.com>
7551 PR target/18987
7552 * config/ia64/ia64.c (process_set): For alloc insn, only call
7553 process_epilogue is !frame_pointer_needed.
7555 2005-01-10 Roger Sayle <roger@eyesopen.com>
7557 PR c++/19355
7558 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
7559 unary operator and can't be treated as a binary/comparison operator.
7561 2005-01-10 Richard Henderson <rth@redhat.com>
7563 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
7564 (ix86_return_in_memory): Likewise.
7565 (function_arg_advance): Likewise. Mirror structure in function_arg
7566 for choosing register to advance.
7568 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
7570 * tree-vectorizer.c, tree.def: Fix comment typos.
7572 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
7574 * config/s390/s390.c (struct processor_costs): 4 new fields:
7575 ddbr, ddr, debr, der.
7576 (s390_rtx_costs): More precise handling of divide instructions.
7578 2005-01-10 David Edelsohn <edelsohn@gnu.org>
7580 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
7582 2005-01-10 Jan Beulich <jbeulich@novell.com>
7584 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
7585 names resulting from -ffunction-sections/-fdata-sections and linkonce
7586 ones.
7587 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
7588 based on the section name. Rearrange the section name comparison logic
7589 slightly so that each section name is compared against at most once.
7591 2005-01-10 Ben Elliston <bje@au.ibm.com>
7593 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
7594 targets for which -fPIC reduces limitations on the GOT size.
7596 2005-01-09 Falk Hueffner <falk@debian.org>
7598 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
7599 X/C1 cmpop C2.
7601 2005-01-09 David Edelsohn <edelsohn@gnu.org>
7603 PR target/18720
7604 * collect2.c (main): Set aixrtl_flag for -brtl option.
7605 (resolve_lib_name): Search for .so file extension before .a
7606 if aixrtl_flag set.
7608 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
7610 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
7611 (vect_analyze_data_refs_alignment): Add dump prints.
7613 2005-01-09 Ira Rosen <irar@il.ibm.com>
7615 * tree-vectorizer.c (vect_analyze_offset_expr): Use
7616 expr_invariant_in_loop_p.
7617 Initialize outputs first thing in the function.
7618 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
7619 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
7620 (vect_analyze_pointer_ref_access): Check that the initial condition of
7621 the access function is loop invariant.
7623 2005-01-09 Richard Henderson <rth@redhat.com>
7625 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
7626 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
7627 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
7628 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
7629 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
7630 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
7631 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
7632 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
7633 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
7634 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
7635 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
7636 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
7637 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
7638 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
7639 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
7640 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
7641 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
7642 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
7643 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
7644 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
7645 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
7646 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
7647 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
7648 mmx_ prefix.
7649 (mmx_clrdi, pavgusb): Remove.
7650 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
7651 with leading sse_ prefix.
7652 * config/i386/sse.md: Receive them.
7653 * config/i386/mmx.md: New file.
7654 (MMXMODE12, MMXMODE24, mmxvecsize): New.
7655 (subrv2sf3): Turn into expander for normal subtraction.
7656 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
7657 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
7658 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
7659 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
7660 commutative; use ix86_binary_operator_ok.
7661 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
7662 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
7663 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
7664 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
7665 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
7666 Macroize from existing patterns; use ix86_binary_operator_ok.
7667 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
7668 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
7669 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
7670 with vec_select+vec_concat.
7671 (mmx_pshufw, mmx_pshufw_1): Likewise.
7672 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
7673 (mmx_uavgv4hi3): Model correctly.
7674 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
7675 _mm_xor_si64): Remove casts.
7677 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7679 PR tree-optimization/19224
7680 * tree-scalar-evolution.c (get_instantiated_value,
7681 set_instantiated_value): New functions.
7682 (instantiate_parameters_1): Cache the results.
7683 (instantiate_parameters, resolve_mixers): Initialize and free
7684 the cache.
7686 2005-01-08 David Edelsohn <edelsohn@gnu.org>
7688 * config/i386/i386.md (addhi_4): Correct reference in comment.
7689 (addqi_4): Same.
7691 2005-01-08 Richard Henderson <rth@redhat.com>
7693 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
7694 (_mm_cvtsi128_si64x): Likewise.
7695 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
7696 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
7697 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
7698 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
7699 * config/i386/i386-protos.h: Update.
7700 * config/i386/i386.c (print_operand): Add 'H'.
7701 (ix86_fixup_binary_operands): Split out from ...
7702 (ix86_expand_binary_operator): ... here.
7703 (ix86_fixup_binary_operands_no_copy): New.
7704 (ix86_expand_fp_absneg_operator): Handle vector mode results.
7705 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
7706 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
7707 (safe_vector_operand): Use CONST0_RTX.
7708 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
7709 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
7710 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
7711 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
7712 special cases.
7713 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
7714 (IX86_BUILTIN_CMPNGESS): New.
7715 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
7716 (attr type): Add sselog1.
7717 (attr unit, attr memory): Handle it.
7718 (movti, movti_internal, movti_rex64): Move near other integer moves.
7719 (movtf, movtf_internal): Move near other fp moves.
7720 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
7721 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
7722 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
7723 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
7724 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
7725 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
7726 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
7727 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
7728 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
7729 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
7730 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
7731 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
7732 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
7733 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
7734 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
7735 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
7736 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
7737 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
7738 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
7739 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
7740 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
7741 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
7742 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
7743 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
7744 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
7745 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
7746 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
7747 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
7748 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
7749 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
7750 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
7751 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
7752 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
7753 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
7754 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
7755 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
7756 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
7757 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
7758 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
7759 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
7760 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
7761 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
7762 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
7763 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
7764 same time.
7765 (SSEPUSH, push<SSEPUSH>): Remove.
7766 (MMXPUSH, push<MMXPUSH>): Remove.
7767 (sse_movaps, sse_movaps_1, sse_movups): Remove.
7768 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
7769 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
7770 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
7771 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
7772 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
7773 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
7774 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
7775 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
7776 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
7777 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
7778 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
7779 (ppro_sse_log_V4SF): Handle sselog1.
7780 * config/i386/predicates.md (const_0_to_1_operand): New.
7781 (const_0_to_255_mul_8_operand): New.
7782 (const_1_to_31_operand): Rename from const_int_1_31_operand.
7783 (const_2_to_3_operand, const_4_to_7_operand): New.
7784 * config/i386/sse.md: New file.
7785 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
7786 (sse_movups): Rename from sse_movups_1.
7787 (sse_loadlss): Rename from sse_loadss_1.
7788 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
7789 from the name.
7790 (negv4sf2): Use ix86_expand_fp_absneg_operator.
7791 (absv4sf2, negv2df, absv2df): New.
7792 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
7793 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
7794 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
7795 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
7796 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
7797 (sse3_addsubv4sf3): Model correctly.
7798 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
7799 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
7800 (sse_movhlps): Model with vec_select+vec_concat.
7801 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
7802 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
7803 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
7804 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
7805 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
7806 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
7807 sse2_pshufhw_1): Likewise.
7808 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
7809 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
7810 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
7811 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
7812 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
7813 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
7814 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
7815 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
7816 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
7817 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
7818 sminv8hi3): Mark commutative
7819 operands. Use ix86_binary_operator_ok.
7820 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
7821 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
7822 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
7823 sse2_punpcklqdq): Allow operand2 in memory.
7824 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
7825 sse2_movsd): Add memory alternatives.
7826 (sse_storelps): Turn expander into an insn; split after reload.
7827 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
7828 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
7830 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7832 * configure.ac (DWARF-2 debug_line): Use objdump.
7833 * configure: Regenerate.
7835 2005-01-08 Jeff Law <law@redhat.com>
7836 Diego Novillo <dnovillo@redhat.com>
7838 PR tree-optimization/18241
7839 * tree-nrv.c (tree_nrv): Ignore volatile return values.
7840 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
7841 statements with volatile operands.
7842 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
7843 operands after marking a statement with has_volatile_ops.
7845 2005-01-08 Roger Sayle <roger@eyesopen.com>
7847 * tree.c (int_fits_type_p): Always honor integer constant
7848 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
7850 2005-01-08 Roger Sayle <roger@eyesopen.com>
7852 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
7853 the latent bug in rtl_delete_block has been resolved.
7855 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7857 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
7858 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
7860 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7862 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
7863 library as @multilib_dir@/$(SHLIB_SONAME).
7865 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7867 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
7868 * configure: Regenerate.
7870 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7872 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
7873 TYPE_MODE.
7875 2005-01-07 David Edelsohn <edelsohn@gnu.org>
7877 PR target/13674
7878 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7879 Convert non-word aligned offset address using ld/std into
7880 indirect address.
7882 2005-01-07 Richard Henderson <rth@redhat.com>
7884 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
7886 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
7888 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
7890 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7892 PR tree-optimization/19283
7893 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
7894 is not shorter than the original type.
7896 PR rtl-optimization/19012
7897 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
7899 PR rtl-optimization/18861
7900 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
7901 (FULL_STATE): Define.
7902 (mark_tablejump_edge): New function.
7903 (purge_dead_tablejump_edges): New function.
7904 (find_bb_boundaries): Use it.
7906 PR tree-optimization/18828
7907 * builtins.c (expand_builtin_next_arg): Remove argument and all
7908 the argument checking.
7909 (expand_builtin): Adjust caller.
7910 (expand_builtin_va_start): Likewise. Remove error for too many
7911 arguments.
7912 (fold_builtin_next_arg): Issue error for too many arguments.
7913 After checking arguments, replace them with magic arguments that
7914 prevent further checking of the args.
7916 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7918 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
7920 2005-01-06 Roger Sayle <roger@eyesopen.com>
7922 PR target/6077
7923 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
7924 and %{.S:...} (and their negative variants) to test whether the
7925 input file is assembler or pre-processed-assembler independent of
7926 the actual filename extension.
7928 2005-01-06 Roger Sayle <roger@eyesopen.com>
7930 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
7931 of sign or zero extended values.
7933 2005-01-06 Geoffrey Keating <geoffk@apple.com>
7935 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
7936 for IBM long double format correctly.
7938 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
7940 Fix PR tree-optimization/18792
7942 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
7943 to first_loop_depth, and use loop depth instead of loop number.
7944 (build_classic_dir_vector): Ditto.
7945 (compute_data_dependences_for_loop): Use depth, not loop number.
7946 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
7947 number. Pass in loops, instead of loop numbers.
7948 (gather_interchange_stats): Ditto.
7949 (linear_transform_loops): Ditto.
7951 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
7953 PR rtl-opt/13299
7954 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
7955 biv_fits_mode_p, extension_within_bounds_p): New functions.
7956 (check_ext_dependent_givs): Use them.
7958 2005-01-06 Roger Sayle <roger@eyesopen.com>
7960 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
7961 more than one barrier, in which case we should delete them all.
7963 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
7965 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
7967 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
7969 Fix PR middle-end/19286
7970 Fix PR debug/19267
7971 * dwarf2out.c (gen_subprogram_die): If we've already tried to
7972 output this subprogram, simply ignore this attempt to do it again.
7973 (add_abstract_origin_attribute): Don't abort trying to add the abstract
7974 origin attribute if it's not possible.
7975 (gen_block_die): Don't ignore subblocks of "unused" blocks.
7976 (decls_for_scope): Ditto.
7977 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
7978 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
7980 2005-01-05 Richard Henderson <rth@redhat.com>
7982 PR target/11327
7983 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
7984 (bdesc_2arg): Use it.
7985 (ix86_expand_binop_builtin): Force operands into registers
7986 when optimizing.
7987 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
7988 ix86_expand_sse_compare, ix86_expand_sse_comi,
7989 ix86_expand_builtin): Likewise.
7991 2005-01-05 Richard Henderson <rth@redhat.com>
7993 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
7994 and VEC_SELECT.
7995 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
7996 (mulv4hi3): Set itanium_class mmmul.
7997 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
7998 (fpack): Rename from fpack_sfsf.
8000 2005-01-05 Richard Henderson <rth@redhat.com>
8002 PR rtl-opt/10692
8003 * reload1.c (do_input_reload): Restrict the optimization deleteing
8004 a previous output reload to RELOAD_FOR_INPUT.
8006 2005-01-05 Steven Bosscher <stevenb@suse.de>
8008 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
8009 comment that we fall through after case.
8010 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
8011 (distribute_links): Likewise.
8012 * cse.c (cse_insn): Likewise.
8013 * cselib.c (cselib_invalidate_mem): Likewise.
8014 * df.c: Update comments at the top of the file.
8015 (read_modify_subreg_p): Update comments here too.
8016 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
8017 * flow.c (mark_set_1): Likewise.
8018 (mark_used_regs): Likewise.
8019 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8020 (canon_list_insert): Likewise.
8021 (mark_set): Likewise.
8022 (try_replace_reg): Likewise.
8023 (store_killed_in_insn): Likewise.
8024 * loop.c (count_one_set): Likewise.
8025 (basic_induction_var): Likewise.
8026 * postreload-gcse.c (find_mem_conflicts): Likewise.
8027 * postreload.c (reload_combine_note_store): Likewise.
8028 (move2add_note_store): Likewise.
8029 * reload.c (find_equiv_reg): Likewise.
8030 (mark_referenced_resources): Likewise.
8031 * rtlanal.c (set_noop_p): Likewise.
8032 (note_stores): Likewise.
8033 (note_uses): Likewise.
8034 * sched-deps.c (sched_analyze_1): Likewise.
8035 * sched-rgn.c (check_live_1): Likewise.
8036 (update_live_1): Likewise.
8037 * config/i860/i860.c: Likewise.
8039 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
8040 an lvalue.
8041 (ZERO_EXTRACT): Mention that this one can be an lvalue.
8043 * doc/rtl.texi: Update documentation for bit-fields and SET.
8045 2005-01-05 Roger Sayle <roger@eyesopen.com>
8047 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
8049 2005-01-05 Jan Hubicka <jh@suse.cz>
8050 Richard Henderson <rth@redhat.com>
8052 PR target/18910
8053 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
8054 with an offset.
8056 2005-01-05 Richard Henderson <rth@redhat.com>
8058 PR target/12902
8059 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
8060 (sse_shufps): Change operand 3 to const_int_operand.
8061 (sse2_storelps): Fix typo in template.
8062 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
8063 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
8064 (ix86_expand_builtin): Likewise.
8066 2005-01-05 Julian Brown <julian@codesourcery.com>
8068 * config/arm/arm.c (arm_return_in_memory): Treat complex types
8069 as aggregates for AAPCS ABIs.
8071 2005-01-05 Stan Shebs <shebs@apple.com>
8073 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
8074 Mach-O getters if ppc64.
8075 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
8076 size argument.
8077 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8078 signed four-byte field for global code case.
8079 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
8081 2005-01-05 Roger Sayle <roger@eyesopen.com>
8083 PR middle-end/19100
8084 * c-common.c: Include real.h.
8085 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
8086 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
8087 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
8088 * Makefile.in (c-common.o): Update dependencies.
8090 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8092 * c-parse.in (asm_string): Add trailing semicolon.
8094 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8096 * c-parse.in (asm_string): New. Don't allow wide strings in
8097 'asm'.
8098 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
8099 asm_string instead of STRING.
8101 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8103 * c-typeck.c (constructor_no_implicit): Remove.
8104 (set_designator, process_init_element): Don't check
8105 constructor_no_implicit.
8107 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
8108 Kaz Kojima <kkojima@gcc.gnu.org>
8110 PR target/16482
8111 * lcm.c (create_pre_exit): New.
8112 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
8113 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
8115 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8117 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
8118 -msoft-float in target_float_switch.
8119 * arm.c (arm_override_options): Fix processing of target_float_switch.
8121 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8123 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
8124 preferencing.
8126 2004-01-05 Uros Bizjak <uros@kss-loka.si>
8128 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
8129 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
8131 2005-01-04 Roger Sayle <roger@eyesopen.com>
8133 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
8134 if deleting the then-block allows the test-block to fallthru to the
8135 else-block.
8137 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
8139 PR c/19152
8140 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
8141 after the full declaration if the are in two different TUs.
8143 2005-01-04 Richard Henderson <rth@redhat.com>
8145 PR tree-opt/19158
8146 * tree-sra.c (generate_one_element_init): Just
8147 call gimplify_and_add.
8148 (generate_element_init): Record the
8149 new referenced variables and mark them for renaming
8150 and split out to ...
8151 (generate_element_init_1): This.
8152 (scalarize_init): Don't call push_gimplify_context/
8153 pop_gimplify_context.
8155 2005-01-04 Geoffrey Keating <geoffk@apple.com>
8157 * toplev.c (get_src_pwd): Handle failure of getpwd().
8159 2005-01-04 Roger Sayle <roger@eyesopen.com>
8161 * fold-const.c (fold_single_bit_test): Delete unreachable handling
8162 of TRUTH_NOT_EXPR.
8163 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
8164 all the cases handled by it are inverted by invert_truthvalue.
8166 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8168 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
8169 (save_register_windowsi): Likewise.
8171 2005-01-04 Richard Henderson <rth@redhat.com>
8173 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
8175 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8177 PR middle-end/17767
8178 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
8179 any simplifications of vector mode comparison operators.
8180 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
8182 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
8183 Devang Patel <dpatel@apple.com>
8185 PR tree-optimization/18308
8186 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
8187 the operands before creating a new expression.
8188 * dojump.c (do_jump): Make drop_through_label available
8189 for all cases. Add expansion of COND_EXPR.
8191 2005-01-04 Ira Rosen <irar@il.ibm.com>
8193 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
8194 INTEGER_CST instead of TREE_CONSTANT.
8195 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
8196 instead of TREE_CONSTANT.
8197 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
8198 instead of TREE_CONSTANT.
8200 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8202 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
8204 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8206 PR target/19240
8207 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
8208 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
8210 2005-01-03 Richard Henderson <rth@redhat.com>
8212 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
8213 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
8214 fold_convert_const_real_from_real): Split out from ...
8215 (fold_convert_const): ... here.
8217 2005-01-03 Richard Henderson <rth@redhat.com>
8219 PR target/19235
8220 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
8221 (mov<MMXMODEI>_internal): Likewise.
8222 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
8223 Add V2SF case; use it for SSE1; don't use TI.
8224 (movdf_integer): Likewise.
8225 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
8227 2005-01-03 Ira Rosen <irar@il.ibm.com>
8229 * tree-vectorizer.c (vect_strip_conversions): New function.
8230 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
8231 check for binary class.
8233 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
8235 Fix PR debug/17924
8236 Fix PR debug/19191
8237 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
8238 is a decl.
8239 * gimple-low.c (mark_blocks_with_used_vars): New function.
8240 (mark_blocks_with_used_subblocks): Ditto.
8241 (mark_used_blocks): Ditto.
8242 (pass_mark_used_blocks): New pass.
8243 * tree-inline.c: Include debug.h.
8244 (expand_call_inline): Call outlining_inline_function here.
8245 * tree-optimize.c (init_tree_optimization_passes): Add
8246 pass_mark_used_blocks.
8247 * tree-pass.h (pass_mark_used_blocks): New.
8248 * Makefile.in (tree-inline.o): Add debug.h dependency.
8250 2005-01-03 Geoffrey Keating <geoffk@apple.com>
8252 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
8253 VAR_DECLs to have weak_import attribute.
8255 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
8256 'struct ucontext'.
8258 2004-01-03 Steven Bosscher <stevenb@suse.de>
8260 * passes.c (rest_of_compilation): Don't run regmove if only
8261 flag_expensive_optimizations, require flag_regmove instead.
8263 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8265 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
8266 register "sparc".
8267 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
8268 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8269 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
8270 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8272 2005-01-03 Richard Henderson <rth@redhat.com>
8274 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
8275 (ia64_const_ok_for_letter_p): New.
8276 (ia64_const_double_ok_for_letter_p): New.
8277 (ia64_extra_constraint): New.
8278 (ia64_expand_vecint_compare): New.
8279 (ia64_expand_vcondu_v2si): New.
8280 (ia64_expand_vecint_cmov): New.
8281 (ia64_expand_vecint_minmax): New.
8282 (ia64_print_operand): Add 'v'.
8283 (ia64_preferred_reload_class): New.
8284 (ia64_vector_mode_supported_p): New.
8285 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
8286 (PREFERRED_RELOAD_CLASS): Move to function.
8287 (CONST_OK_FOR_LETTER_P): Move to function.
8288 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
8289 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
8290 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
8291 (EXTRA_CONSTRAINT): Move to function.
8292 * config/ia64/ia64.md: Include vect.md.
8293 (itanium_class): Add mmalua.
8294 (type): Handle it.
8295 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
8296 (1b_mmalua): New.
8297 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
8298 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
8299 CONST0_RTX.
8300 (const_int_2bit_operand): New.
8301 (fr_reg_or_0_operand): New.
8302 * config/ia64/ia64-modes.def: Add vector modes.
8303 * config/ia64/ia64-protos.h: Update.
8304 * config/ia64/vect.md: New file.
8306 2005-01-03 Richard Henderson <rth@redhat.com>
8308 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
8310 2005-01-03 Uros Bizjak <uros@kss-loka.si>
8312 PR target/19236
8313 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
8314 to SFmode.
8315 (log1pdf2): Change mode of operands[0,1] to DFmode.
8317 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8319 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
8320 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
8321 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
8322 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
8323 SPARC_RELAXED_ORDERING.
8325 2005-01-03 Richard Henderson <rth@redhat.com>
8326 Uros Bizjak <uros@kss-loka.si>
8328 PR target/14631
8329 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
8330 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
8331 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
8332 handling.
8333 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
8334 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
8335 const_pow2_1_to_128_operand): New predicates.
8337 2005-01-02 Greg McGary <greg@mcgary.org>
8339 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
8340 anonymous decls.
8341 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
8342 object. [ptr_type]: Remove unused variable.
8343 Remember nearest addressable array-element or record-component
8344 when checking bitfield components. Tolerate empty BIND_EXPR.
8346 2005-01-01 Richard Henderson <rth@redhat.com>
8348 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
8349 that don't narrow the value. Fail for other conversions.
8351 2005-01-01 Richard Henderson <rth@redhat.com>
8353 PR c/19031
8354 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
8355 * c-lang.c (finish_file): Don't do it here.
8356 * objc/objc-act.c (objc_finish_file): Likewise.
8358 * cgraph.c (decl_assembler_name_equal): New.
8359 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
8360 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
8361 * cgraph.h (struct cgraph_varpool_node): Add next.
8362 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
8363 * varasm.c (assemble_alias): Mark the target as needed.
8365 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
8367 PR middle-end/19221
8368 * function.c (get_arg_pointer_save_area): Use entry_of_function
8369 instead of get_insns.
8371 2005-01-01 Roger Sayle <roger@eyesopen.com>
8372 Andrew Pinski <pinskia@physics.uc.edu>
8373 James E. Wilson <wilson@specifixinc.com>
8375 PR rtl-optimization/12092
8376 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
8377 is zero.
8379 2005-01-01 Roger Sayle <roger@eyesopen.com>
8380 Olivier Hainque <hainque@act-europe.fr>
8382 * tree.c (int_fits_type_p): A narrower type always fits in a
8383 wider one, except for negative values into unsigned types.
8385 2005-01-01 Roger Sayle <roger@eyesopen.com>
8387 * tree.c (int_fits_type_p): Compare the result of force_fit_type
8388 with the original constant rather than require TREE_OVERFLOW.
8390 2005-01-01 Steven Bosscher <stevenb@suse.de>
8392 PR middle-end/17544
8393 * c-decl.c (finish_function): If compiling C99, annotate the
8394 compiler generated return with the current file name and line 0.
8395 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
8396 the source line is greater than 0.
8397 (remove_bb): Likewise.
8399 See ChangeLog.12 for earlier changes.