| blob | 9bfbc2bd2bd14d1581af1c4fc519a024678b83a3 |
1 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
3 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
4 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
6 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
8 * c-decl.c (grokdeclarator): Update.
9 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
10 * c-tree.h (c_mark_addressable): New.
11 * c-typeck.c (default_function_array_conversion, build_unary_op,
12 build_array_ref, convert_for_assignment): Update.
13 (mark_addressable): Rename.
14 * calls.c (try_to_integrate, expand_call): Use langhook.
15 * expr.c (expand_expr): Use langhook.
16 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
17 * langhooks.h (struct lang_hooks): New hook.
18 * stmt.c (expand_asm_operands): Use langhook.
19 * tree.h (mark_addressable): Remove.
20 objc:
21 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
23 2002-04-01 Bob Wilson <bob.wilson@acm.org>
25 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
26 in previous change.
28 2002-04-01 Bob Wilson <bob.wilson@acm.org>
30 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
31 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
33 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
35 * c-common.c (unsigned_conversion_warning, convert_and_check,
36 unsigned_type, signed_type, shorten_compare,
37 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
38 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
39 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
40 New.
41 * c-decl.c (grokdeclarator): Update.
42 * c-format.c (check_format_types): Update.
43 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
44 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
45 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
46 * convert.c (convert_to_integer): Use new hooks.
47 * expmed.c (make_tree): Use new hooks.
48 * expr.c (store_expr): Use new hooks.
49 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
50 all_ones_mask_p, unextend, fold): Use new hooks.
51 * langhooks.h (struct lang_hooks_for_types): New hooks.
52 * tree.h (signed_or_unsigned_type, signed_type,
53 unsigned_type): Remove.
54 objc:
55 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
56 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
58 2002-03-31 Richard Henderson <rth@redhat.com>
60 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
61 (desc_frgr_mem): Fix reference to f16-f31.
63 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
65 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
66 RTVEC_ELT): Const-ify.
67 * varray.h (VARRAY_CHECK): Const-ify.
68 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
69 ggc_mark_rtvec, ggc_mark): Const-ify.
71 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
73 * diagnostic.c: Include langhooks-def.h.
74 * Makefile.in (diagnostic.o): Update.
76 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
78 * c-common.c (c_unsafe_for_reeval): Rename.
79 * c-common.h (c_unsafe_for_reeval): Rename.
80 * c-decl.c (finish_incomplete_decl): Rename.
81 (c_init_decl_processing): Don't set langhook.
82 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
83 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
84 * c-objc-common.c (c_objc_common_init): Don't set langhook.
85 * c-tree.h (finish_incomplete_decl): Rename.
86 * langhooks-def.h (lhd_unsafe_for_reeval): New.
87 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
88 (LANG_HOOKS_INITIALIZER): Update.
89 * langhooks.c (lhd_unsafe_For_reeval): New.
90 * langhooks.h (struct langhooks): New hooks.
91 * toplev.c (incomplete_decl_finalize_hook): Remove.
92 (wrapup_global_declarations): Update.
93 * tree.c (lang_unsafe_for_reeval): Remove.
94 (unsafe_for_reeval): Update.
95 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
96 Remove.
97 objc:
98 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
99 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
101 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
103 * diagnostic.c (print_error_function): Remove.
104 (default_print_error_function): Rename.
105 (report_error_function): Update.
106 * diagnostic.h (print_error_function): Remove.
107 (default_print_error_function): Remove.
108 * langhooks-def.h (struct diagnostic_context): Predeclare.
109 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
110 (LANG_HOOKS_INITIALIZER): Update.
111 * langhooks.h (struct diagnostic context): Predeclare.
112 (struct lang_hooks): New hook.
114 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
116 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
117 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
118 !flag_pic.
119 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
120 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
121 of PIC_OFFSET_TABLE_REGNUM thruout.
122 * config/rs6000/rs6000.md: Likewise.
123 * config/rs6000/darwin.h: Likewise.
125 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
127 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
128 unsigned HOST_WIDE_INT, not unsigned int.
130 2002-03-31 Jakub Jelinek <jakub@redhat.com>
132 PR middle-end/6096, middle-end/6098, middle-end/6099
133 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
134 CODE_LABELs.
135 (fill_slots_from_thread): Likewise.
137 2002-03-31 Jakub Jelinek <jakub@redhat.com>
139 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
140 floating fields in float regs.
141 (function_arg_record_value_2): Likewise.
143 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
145 * config/mmix/mmix.md (define_constants): Remove misleading
146 FIXME. Add MMIX_fp_rO_OFFSET.
147 ("nonlocal_goto_receiver"): Don't have stack-frame address of
148 saved rO as part of the pattern. Remove FIXME.
149 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
150 here, at output-time.
152 2002-03-31 Jakub Jelinek <jakub@redhat.com>
154 PR middle-end/6100
155 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
156 REG_BR_PRED.
157 (output_v9branch): Likewise.
159 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
161 * gcc.c: Revert previous patch for now.
162 * config/i386/djgpp.h: Likewise.
164 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
166 * config/mmix/crti.asm (_init): Register _fini with atexit.
167 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
169 2002-03-31 Richard Henderson <rth@redhat.com>
171 PR target/3997
172 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
173 (ASM_OUTPUT_DEF_FROM_DECLS): New.
175 2002-03-31 Richard Henderson <rth@redhat.com>
177 * libgcc2.c (__bb_exit_func): Make static.
179 * config/alpha/alpha.md (trap): New.
181 2002-03-31 Richard Henderson <rth@redhat.com>
183 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
184 promoted argument types; build trap.
185 (expand_builtin_trap): New.
186 (expand_builtin): Use it.
187 * stmt.c (expand_nl_goto_receivers): Likewise.
188 * expr.h (expand_builtin_trap): Declare.
189 * libfuncs.h (LTI_abort, abort_libfunc): New.
190 * optabs.c (init_optabs): Init abort_libfunc.
192 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
194 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
195 (LINK_COMMAND_SPEC): ... from here.
196 (init_gcc_specs): Duplicate it here too, omitting
197 shared_name in the second copy.
198 (init_spec): Test for duplicate
199 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
201 2002-03-30 David S. Miller <davem@redhat.com>
203 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
204 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
206 2002-03-30 Roger Sayle <roger@eyesopen.com>
207 Richard Henderson <rth@redhat.com>
209 * regmove.c (combine_stack_adjustments_for_block): Avoid
210 emitting a stack adjustment of zero bytes. Let delete_insn
211 update bb->head.
213 2002-03-30 Richard Henderson <rth@redhat.com>
215 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
216 (sparc_emitting_epilogue): New.
217 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
218 * config/sparc/sparc-protos.h: Update.
219 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
220 (TARGET_SWITCHES): Update.
221 * config/sparc/sparc.md (return): Remove.
222 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
223 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
224 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
225 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
226 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
227 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
228 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
229 Remove MASK_EPILOGUE.
230 * doc/invoke.texi: Update.
232 2002-03-30 Daniel Berlin <dan@dberlin.org>
234 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
235 CPP will start the file for us.
237 2002-03-30 Richard Henderson <rth@redhat.com>
239 PR target/5446
240 * config/ia64/ia64.c (group_barrier_needed_p): Special case
241 prologue_allocate_stack.
242 (ia64_single_set): Use insn codes for recognition of special
243 cases, not rtl matching.
244 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
246 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
248 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
250 2002-03-30 Richard Henderson <rth@redhat.com>
252 PR target/6032
253 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
254 or -fomit-frame-pointer with profiling.
255 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
256 (FUNCTION_PROFILER): Do nothing.
257 (PROFILE_HOOK): New.
258 * config/sparc/sparc.c (sparc_override_options): Don't check
259 code models for profiling.
260 (sparc_function_profiler): Remove.
261 (sparc_profile_hook): New.
262 * config/sparc/sparc-protos.h: Update.
264 2002-03-30 Jakub Jelinek <jakub@redhat.com>
266 PR optimization/6086
267 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
268 of SUBREG of volatile MEM or because the MEM was mode dependent,
269 return CLOBBER instead of unmodified SUBREG.
271 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
273 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
274 when not optimizing.
276 * toplev.c (rest_of_compilation): Cann mark_constant_function
277 only when optimizing.
279 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
280 are NULL.
282 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
283 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
284 (try_optimize_cfg): clear all AUX fields.
286 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
287 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
288 (ix86_address_cost): Be prepared for SUBREGed registers.
289 (legitimate_address_p): Accept SUBREGed registers.
291 2002-03-29 Richard Henderson <rth@redhat.com>
293 PR target/5672
294 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
296 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
298 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
299 for aggregate and TFmode types.
301 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
303 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
305 2002-03-29 Richard Henderson <rth@redhat.com>
307 PR target/5886
308 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
309 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
311 2002-03-29 Richard Henderson <rth@redhat.com>
313 PR target/6041
314 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
315 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
316 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
317 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
318 conditional.
319 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
321 2002-03-29 Dale Johannesen <dalej@apple.com>
323 * loop.c (combine_movables): Do allow combination of pseudos.
325 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
327 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
328 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
329 No functional change except ...
330 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
331 * doc/install.texi (*-*-freebsd*): Document port configuration.
333 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
335 * Makefile.in (convert.o, calls.o, expmed.o): Update.
336 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
337 Use new hooks.
338 * builtin-types.def (BT_PTRMODE): Update.
339 * c-common.c (type_for_size): Rename c_common_type_for_size.
340 (type_for_mode): Similarly.
341 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
342 Use new hook.
343 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
344 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
345 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
346 Redefine.
347 * c-typeck.c (common_type, comptypes, default_conversion):
348 Use new hooks.
349 * calls.c: Include langhooks.h.
350 (emit_library_call_value_1): Use new hooks. Avoid redundant
351 calls.
352 * convert.c: Include langhooks.h
353 (convert_to_pointer, convert_to_integer): Use new hooks.
354 * except.c (init_eh): Similarly.
355 * expmed.c: Include langhooks.h.
356 (expand_mult_add): Use new hooks.
357 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
358 try_casesi): Similarly.
359 * fold-const.c (optimize_bit_field_compare, make_range,
360 decode_field_reference, fold_truthop, fold): Similarly.
361 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
362 put_var_into_stack): Similarly.
363 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
364 LANG_HOOKS_TYPE_FOR_SIZE): New.
365 (LANG_HOOKS_TYPES_INITIALIZER): Update.
366 * langhooks.h (lang_hooks_for_types): New hooks.
367 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
368 * tree.c (get_unwidened, get_narrower): Similarly.
369 * tree.h (type_for_mode, type_for_size): Remove.
370 * varasm.c (force_const_mem): Use new hooks.
371 * utils2.c (nonbinary_modular_operation): Update.
372 objc:
373 * objc-act.c (handle_impent): Update.
374 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
375 Redefine.
377 2002-03-29 Steve Ellcey <sje@cup.hp.com>
379 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
380 * config/ia64/ia64.c (basereg_operand): New.
381 * config/ia64/ia64-protos.h (basereg_operand): Declare.
382 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
384 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
386 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
387 unwind information when frame_pointer_needed.
388 (mmix_assemble_integer): Tweak wording in comment.
390 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
392 * Makefile.in (except.o): Update.
393 * except.c: Include langhooks.h.
394 (init_eh): Use langhook.
395 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
396 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
397 (LANG_HOOKS_INITIALIZER): Update.
398 * langhooks.h (lang_hooks_for_types): New.
399 (struct lang_hooks): Add it.
400 * tree.c (make_lang_type_fn, make_lang_type): Remove.
401 * tree.h (make_lang_type_fn, make_lang_type): Remove.
402 config:
403 * alpha/alpha.c: Include langhooks.h.
404 (alpha_build_va_list): Use langhook.
405 * d30v/d30v.c: Include langhooks.h.
406 (d30v_build_va_list): Use langhook.
407 * i386/i386.c: Include langhooks.h.
408 (ix86_build_va_list): Use langhook.
409 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
410 * s390/s390.c: Include langhooks.h.
411 (s390_build_va_list): Use langhook.
412 * stormy16/stormy16.c: Include langhooks.h.
413 (stormy16_build_va_list): Use langhook.
415 2002-03-29 Jakub Jelinek <jakub@redhat.com>
417 PR c++/5964
418 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
419 attributes.
420 (length): Compute variable length for branches/calls/jumps here.
421 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
422 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
423 define branch_type attribute.
424 (divsi3_sp32): Maximum length is 6 not 7.
425 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
426 call_address_untyped_struct_value_sp32,
427 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
428 * config/sparc/sparc.c (empty_delay_slot): New function.
429 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
430 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
432 2002-03-29 Jakub Jelinek <jakub@redhat.com>
434 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
435 nonzero_bits if not needed.
436 (nonzero_bits) [XOR]: Likewise.
437 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
438 reg_last_set_mode and mode are both MODE_INT, but not equal.
439 (record_value_for_reg): Compute reg_last_set_nonzero_bits
440 in nonzero_bits_mode for MODE_INT modes.
442 2002-03-28 Richard Henderson <rth@redhat.com>
444 PR target/5715
445 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
446 to GAS. Correct drift between alternatives.
448 2002-03-28 Richard Henderson <rth@redhat.com>
450 PR target/6087
451 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
453 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
455 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
456 emulation to the linker.
458 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
460 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
461 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
463 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
465 * combine.c (simplify_and_const_int): Make sure to apply mask
466 when force_to_mode returns a constant integer. PR3311.
468 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
470 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
472 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
474 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
475 and Objective-C Dialect Options.
477 2002-03-28 Richard Henderson <rth@redhat.com>
479 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
480 comparison should be done vs !=0 not >0 return code. Tidy cases.
482 2002-03-28 Richard Henderson <rth@redhat.com>
484 * c-decl.c (finish_function): New arg can_defer_p. Pass it
485 on to c_expand_body.
486 * c-tree.h (finish_function): Update decl.
487 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
489 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
491 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
493 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
495 * rtlanal.c: Include flags.h
496 (may_trap_p): Do not mark FP operations if trapping
497 if !flag_trapping_math
498 * Makefile.in (rtlanal.o): Add dependency on flag.h
499 * ifcvt.c (noce_operand_ok): Avoid the lameness.
501 2002-03-27 Zack Weinberg <zack@codesourcery.com>
503 * mips.md: Use dconst1, not 1.0, as first argument of
504 REAL_VALUE_LDEXP. Don't use union real_extract.
506 2002-03-28 Alan Modra <amodra@bigpond.net.au>
508 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
509 rather than $target. Heed program_prefix and
510 program_transform_name. Search for gas in cross-compiler case too.
511 "test -x" rather than "test -f".
512 (gcc_cv_ld): Likewise.
513 (gcc_cv_nm): Heed program_prefix and program_transform_name.
514 (gcc_cv_objdump): Likewise.
515 * configure: Regenerate.
517 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
519 * Makefile.in (attribs.o): Update.
520 * attribs.c: Include langhooks.h.
521 (decl_attributes): Use langhook.
522 * c-decl.c (insert_default_attributes): Rename.
523 * c-tree.h (c_insert_default_attributes): New.
524 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
525 (LANG_HOOKS_INITIALIZER): Update.
526 * langhooks.h (struct lang_hooks): New hook.
527 * tree.h (insert_default_attributes): Remove.
528 objc:
529 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
531 2002-03-27 Andreas Schwab <schwab@suse.de>
533 * config/i386/i386.c (classify_argument): Also check for
534 QUAL_UNION_TYPE.
536 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
538 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
539 any more.
541 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
543 * i960.md (ret): Set PC.
544 (nonlocal_goto): Fix expander.
545 * builtins.c (epxand_builin_longjmp): Check that we've emitted
546 some jump or call.
548 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
550 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
551 of libcall regions.
553 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
555 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
556 assigning to BLOCK_FOR_INSN directly.
558 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
560 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
562 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
564 * c-common.c (c_expand_expr): Fix prototype.
565 * c-common.h (c_expand_expr): Always declare, update.
566 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
567 * c-objc-common.c (c_objc_common_init): No global hook.
568 * expr.c (expand_expr): Use langhook.
569 * expr.h (enum expand_modifier): Conditionally declare.
570 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
571 (LANG_HOOKS_INITIALIZER): Update.
572 * langhooks.c (lhd_expand_expr): New.
573 * langhooks.h (struct lang_hooks): New hook.
574 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
575 (lang_independent_init): Don't default hook.
576 objc:
577 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
579 2002-03-27 Richard Henderson <rth@redhat.com>
581 PR target/6054
582 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
583 TARGET_CONST_GP. Simplify conditions.
585 2002-03-27 Richard Henderson <rth@redhat.com>
587 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
588 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
589 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
591 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
593 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
594 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
595 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
596 Remove unnecessary masks.
597 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
598 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
599 -mwindows, -mdll switches and their negations.
601 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
603 * gcc-common.c (lang_mark_false_label_stack): Remove.
604 * ggc.h (lang_mark_false_label_stack): Similarly.
606 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
608 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
610 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
611 or __rtems_ is defined.
613 2002-03-26 Richard Henderson <rth@redhat.com>
615 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
616 if a non-trivial load was emitted.
617 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
618 in high+extra+low case.
620 2002-03-26 Richard Henderson <rth@redhat.com>
622 * config.gcc (sparc*-solaris): Use float_format=sparc.
624 2002-03-26 Richard Henderson <rth@redhat.com>
626 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
627 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
628 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
629 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
630 (WINT_TYPE_SIZE): Fix at 32.
632 2002-03-26 Richard Henderson <rth@redhat.com>
634 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
635 until after eh landing pad generation.
636 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
637 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
639 2002-03-26 Richard Henderson <rth@redhat.com>
641 * expr.h (ADD_PARM_SIZE): One more convert for INC.
643 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
645 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
646 and warning switches.
647 (cc1_options): Likewise.
649 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
651 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
652 Restore more of the signal context. Set no_reg_stack_frame.
653 * config/ia64/unwind-ia64.c (unw_state_record):
654 Add no_reg_stack_frame, comments.
655 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
656 (uw_update_context): Adjust bsp when unwinding from leaf,
657 but not signal frame.
659 2002-03-26 David Edelsohn <edelsohn@gnu.org>
661 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
663 2002-03-26 Bob Wilson <bob.wilson@acm.org>
665 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
667 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
669 PR target/5621
670 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
671 "Add a pool_range attribute", which was lost during the ARM/Thumb
672 merge.
674 2002-03-26 Bob Wilson <bob.wilson@acm.org>
676 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
677 a register into the MAC16 accumulator.
679 2002-03-26 Andrew Cagney <ac131313@redhat.com>
681 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
682 (Warning Options): Document -Wswitch-enum.
683 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
684 -Wswitch.
685 (warn_switch_enum): Define variables.
686 * flags.h (warn_switch_enum): Declare variables.
687 * stmt.c (expand_end_case_type): When warn_switch_enum /
688 -Wswitch-enum, perform switch checks.
689 Fix PR c/5044.
691 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
693 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
694 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
695 (reload_muladdsi_compare0_scratch): Delete.
697 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
699 * doc/install.texi (*-*-freebsd*): Update.
701 2002-03-26 Richard Henderson <rth@redhat.com>
703 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
704 (SUB_PARM_SIZE): Cast DEC to ssizetype.
706 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
707 types from the normal argument frame.
709 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
710 variable sized objects by reference.
711 (sparc_va_arg): Receive them by reference too.
713 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
715 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
716 code to not restoring global registers.
718 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
720 * Makefile.in (ggc-common.o): Update.
721 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
722 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
723 * c-tree.h (c_mark_tree): New.
724 * ggc-common.c: Include langhooks.h.
725 (gcc_mark_trees): Use new langhook.
726 * ggc-callbacks.c: Delete file.
727 * ggc.h (lang_mark_tree): Remove.
728 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
729 (LANG_HOOKS_INITIALIZER): Update.
730 * langhooks.h (struct lang_hooks): New hook.
731 objc:
732 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
734 2002-03-25 Zack Weinberg <zack@codesourcery.com>
736 * doc/cpp.texi: Exclude entire Top node from printed manual.
737 Move option index after directive index. Insert page breaks
738 before GFDL and concept index. Index environment variables
739 with command line options.
740 * doc/cppenv.texi: Use @vtable for environment variable list.
741 Add paragraph explaining semantics of empty elements in path
742 variables. Exclude a cross-reference to Fishkill from the
743 manpage. Remove an unnecessary cross-reference of the entry
744 right above the referer. Don't use @anchor in text that goes
745 into manpage.
746 * doc/cppopts.texi: Cross-reference the environment variables
747 section, not the specific environment variable, for consistency.
749 2002-03-25 Richard Henderson <rth@redhat.com>
751 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
752 anywhere in the block. Don't refer to insns that have been
753 removed from the chain. Iterate backward through the new insns.
754 Don't refer to edges that have been removed.
756 2002-03-26 Alan Modra <amodra@bigpond.net.au>
758 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
759 test for overflow of constant.
761 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
763 PR target/2623
764 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
765 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
766 these patterns on arm_archv4.
768 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
770 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
771 int".
773 2002-03-25 Zack Weinberg <zack@codesourcery.com>
775 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
776 float_handled, float_handler, float_signal, set_float_handler,
777 and do_float_handler. Set handler for SIGFPE to crash_signal.
778 * toplev.h: Don't prototype do_float_handler.
780 * c-lex.c: Fold parse_float into lex_number. Make warning
781 about portability of hex float constants more informative, and
782 don't issue it on top of a syntax error.
783 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
784 their callers.
785 * real.h: Define REAL_VALUE_ABS here...
786 * simplify-rtx.c: ... not here. Fold check_fold_consts,
787 simplify_unary_real, simplify_binary_real, and
788 simplify_binary_is2orm1 into their callers.
789 * tree.c: Fold build_real_from_int_cst_1 into caller.
791 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
793 * tsystem.h: Include float.h here...
794 * libgcc2.c: ... not here.
796 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
798 Fixes for: PR bootstrap/3591, target/5676
799 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
800 defined. Do not disable exceptions or rtti.
801 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
802 mcore.h. Disable exceptions and rtti, since they are not
803 supported by EPOC.
805 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
807 * c-decl.c (maybe_build_cleanup): Remove.
808 * expr.c (expand_expr): Use langhook.
809 * langhooks-def.h (lhd_return_null_tree,
810 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
811 (LANGHOOKS_INITIALIZER): Update.
812 * langhooks.c (lhd_return_null_tree): New.
813 * langhooks.h (struct lang_hooks): New hook.
814 * tree-inline.c (initialize_inlined_parameters): Use langhook.
815 * tree.h (maybe_build_cleanup): Remove.
817 2002-03-25 Jakub Jelinek <jakub@redhat.com>
819 * regrename.c (build_def_use): Move recog_memoized
820 before extract_insn.
822 2002-03-25 Jakub Jelinek <jakub@redhat.com>
824 PR target/6043
825 * expr.c (emit_group_store): Handle storing into CONCAT.
827 2002-03-25 Jakub Jelinek <jakub@redhat.com>
829 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
830 corresponding MATCH_DUP.
832 2002-03-24 Richard Henderson <rth@redhat.com>
834 * unroll.c (unroll_loop): Zero label_map.
836 * gcse.c: Include except.h.
837 * Makefile.in (gcse.o): Update.
839 2002-03-24 Richard Henderson <rth@redhat.com>
841 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
842 Do resolve_unique_section before shared data clause.
844 2002-03-24 Richard Henderson <rth@redhat.com>
846 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
848 2002-03-24 Richard Henderson <rth@redhat.com>
850 * recog.c (peephole2_optimize): Split blocks when EH insns are
851 generated in the middle of a block. Do global life update if
852 zapped EH edges.
854 2002-03-24 Richard Henderson <rth@redhat.com>
856 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
858 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
860 preprocessor/3951
861 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
862 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
863 (init_dependency_output): Don't make no_output decision here.
865 2002-03-24 Andrew Cagney <ac131313@redhat.com>
867 * stmt.c (check_for_full_enumeration_handling): Remove tests of
868 warn_switch. Update description.
869 (expand_end_case_type): Call check_for_full_enumeration_handling
870 when warn_switch.
872 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
874 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
875 (m68hc11_split_move): Call it to see if the source and destination
876 operands use the same direction auto inc/dec mode, otherwise make the
877 source an offsetable memory operand and generate an add.
879 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
881 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
882 register for operand 2.
883 ("*subsi3_zero_extendqi"): Likewise.
884 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
885 bits so that it is compatible with a pop.
886 ("*andhi3_gen"): Likewise.
887 ("xorhi3"): Likewise.
889 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
891 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
892 -pedantic here...
893 (cpp_post_options): ... not here.
895 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
896 Aldy Hernandez <aldyh@redhat.com>
898 Removal of separate preprocessor cpp0.
900 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
901 cpp0, install-common): Update.
902 * c-common.c (flag_preprocess_only): New.
903 (c_common_init): Preprocess for -E.
904 * c-common.h (flag_preprocess_only): New.
905 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
906 * c-objc-common.c (c_init_decl_processing): Exit quickly
907 for NULL return from c_common_init.
908 * cpplib.h (cpp_preprocess_file): New.
909 * cppmain.c (main, general_init, pfile, progname): Remove.
910 (do_preprocessing): Rename cpp_preprocess_file, don't call
911 cpp_finish. Don't close stdout here.
912 (setup_callbacks): Update prototype.
913 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
914 Update.
915 * tradcpp.c (main): Ignore -quiet.
916 objc:
917 * lang-specs.h (default_compilers): Preprocess with cc1obj.
919 2002-03-24 Richard Henderson <rth@redhat.com>
921 PR optimization/5742
922 * machmode.def: Add inner mode field to complex modes.
923 * config/mips/mips.c (mips_function_value): Always define. Add
924 new argument to handle libcalls.
925 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
926 (FUNCTION_VALUE): Likewise.
927 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
928 * config/mips/mips-protos.h: Update.
930 2002-03-23 Richard Henderson <rth@redhat.com>
932 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
933 * config/sparc/sparc-protos.h: Update.
934 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
936 2002-03-23 Richard Henderson <rth@redhat.com>
938 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
939 _start or _init begins the text segment.
941 2002-03-23 David Edelsohn <edelsohn@gnu.org>
943 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
944 not HOST_WIDEST_INT.
945 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
947 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
949 PR java/5489
950 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
951 operand argument to output_return_instruction.
952 * arm.c (arm_print_operand, case 'd'): If the operand is
953 const_true_rtx then just return.
954 (arm_print_operand, case 'D'): If the operand is const_true_rtx
955 then abort.
957 2002-03-23 Andrew Cagney <ac131313@redhat.com>
959 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
960 (Warning Options): Document -Wswitch-default.
961 * toplev.c (W_options): Add -Wswitch-default. Update comment on
962 -Wswitch.
963 (warn_switch_default): Define variable.
964 (warn_switch): Update comment.
965 * flags.h (warn_switch_default): Declare variable.
966 (warn_switch): Update comment.
967 * stmt.c (expand_end_case): Check for and, when
968 warn_switch_no_default, warn of a missing default case.
970 2002-03-23 Alan Modra <amodra@bigpond.net.au>
972 * real.h (N): Special case 128 bit doubles.
974 * combine.c (simplify_comparison): When widening modes, ignore
975 sign extension on CONST_INTs.
977 2002-03-22 Bob Wilson <bob.wilson@acm.org>
979 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
980 passed to adjust_address. Fix comment formatting.
983 2002-03-22 Zack Weinberg <zack@codesourcery.com>
985 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
986 Always make REAL_VALUE_TYPE a struct containing an array of
987 HOST_WIDE_INT, not a double. Tidy up the code deciding how
988 big it is. Don't declare or use union real_extract.
990 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
991 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
992 (print_operand), config/arm/arm.c (output_move_double),
993 config/arm/arm.md (consttable_4, consttable_8),
994 config/romp/romp.c (output_fpops), config/s390/s390.h
995 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
996 (xtensa_output_literal): Don't use union real_extract.
998 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
999 (sfmode_constant_to_ulong), config/ns32k/merlin.h
1000 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
1001 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
1002 (PRINT_OPERAND): Don't use local version of union
1003 real_extract.
1005 * config/convex/convex.c (check_float_value), config/vax/vax.c
1006 (vax_float_literal), config/m88k/m88k.md (divdf3),
1007 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
1008 config/pdp11/pdp11.c (output_move_quad): Don't do host
1009 arithmetic on target floating point quantities.
1011 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
1012 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
1014 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
1015 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
1017 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
1018 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
1019 INFINITY.
1020 * print-rtl.c (print_rtx): Disable code which needs
1021 floating-point emulator.
1022 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
1023 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
1024 depending on HOST_FLOAT_FORMAT to be defined properly.
1026 * config/1750a/1750a.c (get_double, float_label): Delete.
1027 (print_operand): Delete huge commented-out chunk. Use
1028 REAL_VALUE_TO_DECIMAL.
1029 * config/1750a/1750a-protos.h: Delete prototypes of deleted
1030 functions.
1031 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
1032 IEEE_FLOAT_FORMAT.
1033 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
1034 Use REAL_VALUE_TO_DECIMAL as ELF version does.
1035 * config/m88k/m88k.c (real_power_of_2_operand,
1036 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
1037 real_extract out of the union; run the input through
1038 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
1039 from that into the union.
1040 * config/pdp11/pdp11.c (output_move_double): Rearrange
1041 parentheses to make automatic indenter happy.
1043 * doc/tm.texi (Cross-compilation): Rename node to "Floating
1044 Point" and rewrite to describe current situation. Also adjust
1045 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
1046 match code.
1047 * doc/rtl.texi: Adjust cross reference.
1049 2002-03-22 Bob Wilson <bob.wilson@acm.org>
1051 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
1052 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
1053 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
1054 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
1055 prevent use of sp as a reload register.
1056 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
1057 non_acc_reg_operand.
1058 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
1059 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
1060 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1061 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
1063 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
1065 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
1066 * cpplex.c (unterminated): Delete.
1067 (parse_string): No string literal may extend over multiple
1068 lines. Suppress the error when preprocessing assembly.
1069 * cppmain.c (scan_translation_unit): Strings are single-line.
1071 * doc/cpp.texi: Update to match.
1073 2002-03-22 Jakub Jelinek <jakub@redhat.com>
1075 PR optimization/5854
1076 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
1077 Shut up warnings.
1078 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
1079 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
1080 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
1081 const0 if scratch register was not allocated.
1082 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
1083 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
1084 with GEN_INT (...).
1085 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
1086 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
1087 with GEN_INT (...) everywhere. Remove constraints in define_split
1088 patterns.
1089 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
1090 require scratch register for setting 0 into regs/non-pushable memory.
1092 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
1094 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
1095 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
1097 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
1099 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
1100 * cppinit.c (cpp_create_reader): On by default.
1101 (cpp_handle_option): Handle -W[no-]endif-labels.
1102 (cpp_post_options): Also enable if -pedantic.
1103 * cpplib.c (do_else): Use it.
1104 (do_endif): Likewise.
1105 * doc/cppopts.texi: Document new option.
1106 * doc/invoke.texi: Document new option.
1108 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
1110 * config/i386/i386.c, config/i386/i386.md: Change all occurences
1111 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
1113 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
1115 * flow.c (calculate_global_regs_live): Clear aux fields of
1116 ENTRY and EXIT.
1118 2002-03-22 Jakub Jelinek <jakub@redhat.com>
1120 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
1121 REG or MEM subregs, pass rtx * instead of rtx to it.
1122 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
1123 rtx * instead of rtx to alter_subreg.
1124 * config/m32r/m32r.c (gen_split_move_double): Likewise.
1125 * config/pj/pj.c (pj_output_rval): Likewise.
1127 2002-03-22 Richard Henderson <rth@redhat.com>
1129 PR target/3177
1130 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
1131 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
1132 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
1133 (ia64_expand_prologue): Look at int_regs, not words, for number
1134 of incomming int regs.
1136 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
1138 * expr.c (expand_expr): A RESULT_DECL is part of a call.
1140 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
1142 * toplev.c (flag_loop_optimize, flag_crossjumping):
1143 New static variables.
1144 (rest_of_compilation): Conditionalize crossjumping and
1145 loop optimizer.
1146 (parse_options_and_default_flags): Default loop_optimize and
1147 crossjumping.
1148 (lang_independent_options): Add -fcrossjumping and -floop-optimize
1149 * invoke.texi (crossjumping, loop-optimize): Document.
1151 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
1153 * real.c (eiisneg): Move outside #ifdef NANS.
1155 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
1157 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
1158 frequencies match; avoid match on different loop depths.
1159 (try_crossjump_to_bb): Kill tests that no longer brings time
1160 savings.
1161 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
1162 updating code.
1163 (split_edge): Likewise.
1165 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
1166 variable.
1168 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
1169 * cfgrtl.c: Include insn-config.h
1170 (split_block) Dirtify block in presence of conditional execution
1172 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
1174 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
1175 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
1176 (function_arg): Constify CUMULATIVE_ARGS.
1177 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
1178 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
1179 (UNITS_PER_DOUBLE): New macro.
1180 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
1181 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
1182 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
1183 fp_regs and stack_words.
1184 (EABI_FLOAT_VARARGS_P): New macro.
1185 * config/mips/mips.c (struct mips_arg_info): New.
1186 (mips_arg_info): New function.
1187 (function_arg_advance): Use it. Add adjustment instructions here
1188 rather than in function_arg.
1189 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
1190 for VOIDmode at the beginning of the function.
1191 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
1192 (function_arg_pass_by_reference): Likewise.
1193 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
1194 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
1195 (mips_va_start): Likewise. Use the new stack_words field of
1196 CUMULATIVE_ARGS to set up overflow area. Reformat.
1197 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
1198 doubles and other types, aligning the overflow pointer for non-doubles
1199 too. Remove some code duplication. Replace hard-coded constants.
1201 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
1203 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
1204 (CLASS_UNITS): Undefine.
1205 (CLASS_MAX_NREGS): Use FP_INC.
1206 * config/mips/mips.c (compute_frame_size): Likewise.
1207 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
1209 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
1211 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
1212 prototype, and handle lexing numbers and identifiers.
1213 (parse_identifier): Update to new form of parse_slow.
1214 (parse_number): Fast path only, use parse_slow otherwise.
1215 (_cpp_lex_direct): Update calls to parse_number.
1217 2002-03-21 DJ Delorie <dj@redhat.com>
1219 * bb-reorder.c (make_reorder_chain_1): Protect against
1220 when redundant edges are omitted.
1221 * predict.c (dump_prediction): Likewise.
1223 2002-03-21 Richard Henderson <rth@redhat.com>
1225 PR target/5996
1226 * fixinc/inclhack.def (solaris_stdio_tag): New.
1227 * fixinc/fixincl.x: Regenerate.
1229 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
1231 PR c/5597
1232 * c-typeck.c (process_init_element): Flag non-static
1233 initialization of a flexible array member as illegal.
1235 2002-03-22 Alan Modra <amodra@bigpond.net.au>
1237 * config/rs6000/t-linux64: New.
1238 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
1239 t-ppccomm. Use t-rs6000 and t-linux64.
1240 (powerpc64-*-gnu* <tmake_file>): Likewise.
1241 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
1242 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
1243 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
1245 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
1247 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
1248 flag_really_no_inline instead of optimize == 0.
1250 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
1252 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
1254 * flags.h (flag_really_no_inline): New.
1256 * c-common.c (c_common_post_options): Initialzie
1257 flag_really_no_inline.
1259 * toplev.c (flag_really_no_inline): New.
1261 2002-03-21 Jakub Jelinek <jakub@redhat.com>
1263 * config/avr/avr.md (length): Fix length computation for
1264 conditional branches.
1266 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
1268 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
1269 sdbout.o, profile.o): Update.
1270 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
1271 langhook.
1272 * c-common.h (gettags): Move here from tree.h.
1273 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
1274 insert_block, getdecls, kept_level_p, global_bindings_p): New.
1275 * dbxout.c (dbxout_init): Use getdecls langhook.
1276 * expr.c (expand_expr): Use insert_block langhook.
1277 * fold-const.c: Include langhooks.h.
1278 (fold_range_test, fold_binary_op_with_conditional_arg,
1279 fold): Use global_bindings_p langhook.
1280 * integrate.c (expand_inline_function): Use insert_block langhook.
1281 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
1282 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
1283 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
1284 LANG_HOOKS_GETDECLS): New.
1285 (LANG_HOOKS_INITIALIZER): Update.
1286 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
1287 langhook.
1288 * langhooks.h (struct lang_hooks_for_decls): New.
1289 (struct lang_hooks): Update.
1290 * profile.c: Include langhooks.h.
1291 (output_func_start_profiler): Use new langhooks.
1292 * sdbout.c: Include langhooks.h.
1293 (sdbout_init, sdbout_finish): Use getdecls langhook.
1294 * stmt.c: Include langhooks.h.
1295 (expand_fixup, fixup_gotos): Use new langhooks.
1296 * stor-layout.c: Include langhooks.h.
1297 (variable_size): Use global_bindings_p langhook.
1298 * toplev.c (compile_file): Use getdecls langhook.
1299 * tree-inline.c (remap_block): Use insert_block langhook.
1300 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
1301 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
1303 2002-03-21 Richard Henderson <rth@redhat.com>
1305 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
1306 constants in .data when -fpic.
1308 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1310 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
1311 where appropriate.
1313 2002-03-21 Tom Tromey <tromey@redhat.com>
1315 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
1317 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1319 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
1321 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
1323 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
1324 Richard Henderson <rth@redhat.com>
1326 PR c/5354
1327 * c-common.c (c_expand_expr): Preserve result of a statement
1328 expression if needed.
1330 2002-03-21 Jakub Jelinek <jakub@redhat.com>
1332 PR bootstrap/4195
1333 * genrecog.c (maybe_both_true_mode): Remove.
1334 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
1335 * machmode.def (Pmode): Likewise.
1337 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
1339 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
1340 (nonlocal_mentioned_p_1): New function.
1341 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
1342 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
1343 (mark_constant_function): Recognize pure functions.
1344 * rtl.h (global_reg_mentioned_p): New prototype.
1345 * rtlanal.c (global_reg_mentioned_p,
1346 global_reg_mentioned_p_1): New function.
1348 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1350 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
1351 UNIX assert.h.
1352 * fixinc/fixincl.x: Regenerate.
1354 2002-03-20 Jason Merrill <jason@redhat.com>
1356 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
1358 2002-03-20 Michael Meissner <meissner@redhat.com>
1360 * doc/invoke.texi (Optimize Options): Document that -O2 sets
1361 -fstrict-aliasing.
1363 2002-03-20 Bob Wilson <bob.wilson@acm.org>
1365 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
1366 ".literal_position" directive before the constant pool.
1368 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1370 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
1371 Add Craig Rodrigues.
1372 Add Brad Lucier to testers.
1374 2002-03-20 Jakub Jelinek <jakub@redhat.com>
1376 PR target/4792
1377 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
1378 to if_then_else.
1379 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
1380 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
1381 instead of insn_extract.
1383 2002-03-20 Jakub Jelinek <jakub@redhat.com>
1385 PR bootstrap/4192
1386 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
1388 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
1389 stmt if some case has been output.
1391 2002-03-20 Jakub Jelinek <jakub@redhat.com>
1393 PR c/5972
1394 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
1395 movsfcc_1, movdfcc_1): Add %O2.
1396 * config/i386/i386.c (print_operand): Handle %ON.
1397 Print . before float condition codes in Sun as cmov syntax.
1398 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
1399 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
1400 no longer true.
1402 2002-03-20 Philip Blundell <pb@nexus.co.uk>
1404 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
1405 return instruction if PC was popped.
1407 2002-03-20 Bob Wilson <bob.wilson@acm.org>
1409 * config/xtensa/xtensa.md: Remove unused type attributes.
1410 (adddi_carry, subddi_carry): Change type attribute to "multi".
1412 2002-03-19 Dale Johannesen <dalej@apple.com>
1414 PR optimization/5999, middle-end/5731
1415 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
1416 multiplications by reciprocals.
1418 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
1420 * Makefile.in: Update.
1421 * c-common.c: Include langhooks.h.
1422 (inline_forbidden_p): Use new hook.
1423 * diagnostic.c: Include langhooks.h.
1424 (format_with_decl, announce_function,
1425 default_print_error_function): Use new hook.
1426 * dwarf2out.c (dwarf2_name): Use new hook.
1427 * function.c: Include langhooks.h.
1428 (init_function_start): Use new hook.
1429 * langhooks-def.h (lhd_decl_printable_name): New.
1430 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
1431 (LANGHOOKS_INITIALIZER): Update.
1432 * langhooks.c (lhd_decl_printable_name): New.
1433 * langhooks.h (struct lang_hooks): New hook.
1434 * toplev.c (decl_name, decl_printable_name): Remove.
1435 (open_dump_file): Use new hook.
1436 (process_options): Remove old hook.
1437 * tree.h (decl_printable_name): Remove.
1438 objc:
1439 * objc-act.c (objc_init): Remove old hook.
1440 (objc_printable_name): Export.
1441 * objc-act.h (objc_printable_name): New.
1442 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
1444 2002-03-19 Jim Blandy <jimb@redhat.com>
1446 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
1447 the start_source_file debug hook, not the current line number.
1449 2002-03-19 Richard Henderson <rth@redhat.com>
1451 * flow.c (EH_USES): Provide default.
1452 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
1453 * doc/tm.texi (EH_USES): New.
1455 * config/ia64/ia64.c (ia64_eh_uses): New.
1456 * config/ia64/ia64-protos.h: Update.
1457 * config/ia64/ia64.h (EH_USES): New.
1459 2002-03-19 Richard Henderson <rth@redhat.com>
1461 * varasm.c (output_constant_def): Fix stupid typo.
1463 2002-03-19 Richard Henderson <rth@redhat.com>
1465 PR 5879
1466 * except.c (current_function_has_exception_handlers): New.
1467 * except.h: Declare it.
1468 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
1469 Combine tests that disable all sibcalls for the function.
1471 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
1473 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
1474 for INTEGER_CST.
1476 2002-03-19 Richard Henderson <rth@redhat.com>
1478 PR 5977, 5991
1479 * config/ia64/ia64.c: Revert 2002-03-01 patch.
1480 * config/ia64/ia64.h (INIT_EXPANDERS): New.
1482 2002-03-19 Jim Blandy <jimb@redhat.com>
1484 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
1485 name, even if the replacement list contains no tokens, as required
1486 by Dwarf.
1488 2002-03-19 Jason Merrill <jason@redhat.com>
1490 * varasm.c (globalize_decl): Get the name from the RTL, not
1491 DECL_ASSEMBLER_NAME.
1493 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
1495 2002-03-19 Bob Wilson <bob.wilson@acm.org>
1497 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
1498 subdi_carry): Define.
1500 2002-03-19 David Edelsohn <edelsohn@gnu.org>
1502 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
1503 about -fpic/-fPIC if extra_warnings set.
1505 2002-03-19 David Edelsohn <edelsohn@gnu.org>
1507 * expr.c (expand_expr): Sign-extend CONST_INT generated from
1508 TREE_STRING_POINTER.
1509 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
1511 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1513 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
1514 in favor of SP if FRAME_POINTER_REQUIRED is false.
1516 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
1518 * emit-rtl.c (gen_int_mode): New function.
1519 * rtl.h: Prototype for it.
1520 * combine.c (make_extraction, simplify_comparison), expmed.c
1521 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
1522 (convert_modes, store_field), optabs.c (expand_fix),
1523 simplify-rtx.c (neg_const_int, simplify_unary_real),
1525 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
1526 Use it instead of GEN_INT (trunc_int_for_mode (...)).
1528 2002-03-19 Jakub Jelinek <jakub@redhat.com>
1530 PR c/5656
1531 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
1532 convert_parm_for_inlining.
1533 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1534 Define.
1535 * langhooks-def.h: Likewise.
1536 * objc/objc-lang.c: Likewise.
1537 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
1538 function.
1539 * tree-inline.c (initialize_inlined_parameters):
1540 Call convert_parm_for_inlining lang hook if needed.
1541 * c-typeck.c (c_convert_parm_for_inlining): New function.
1542 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
1544 2002-03-18 Mark Mitchell <mark@codesourcery.com>
1546 * calls.c (precompute_arguments): Do not assume that temporaries
1547 can be destroyed after expanding the argument.
1548 (expand_call): Likewise.
1550 2002-03-15 Eric Christopher <echristo@redhat.com>
1552 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
1553 Fix register preference on last change.
1554 * config/mips/mips.c (mips_return_in_memory): New function.
1555 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
1556 * config/mips/mips-protos.h: Declare.
1557 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
1558 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
1560 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
1562 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
1563 a register too.
1564 (anddi3, iorsi3): Likewise.
1566 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
1567 use %gprel for symbols that are going to be placed in linkonce
1568 sections.
1570 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
1571 RETURN_ADDRESS_POINTER_REGNUM to $ra.
1572 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
1573 not needed. Disregard leaf_function_p().
1574 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
1575 mips16 frame pointer.
1576 * config/mips/mips.md (store ra): Only to small SP offsets.
1577 2001-08-22 Graham Stott <grahams@redhat.com>
1578 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
1579 return a REG rtx for the return address register.
1581 2002-03-18 Bob Wilson <bob.wilson@acm.org>
1583 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
1584 constant-pool addresses as "mode-dependent".
1585 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
1587 2002-03-18 Jakub Jelinek <jakub@redhat.com>
1589 PR target/5740
1590 * expr.c (emit_group_load): Use extract_bit_field if
1591 needed for CONCAT arguments.
1593 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
1595 PR target/4863
1596 * arm.md (tablejump): Make this a define_expand. For PIC add the
1597 offset to the base of the table.
1598 (thumb_tablejump): Matcher for Thumb tablejump insn.
1599 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
1600 as the difference of two labels.
1601 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1602 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
1603 tables in the code.
1604 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1605 * arm.c (get_jump_table_size): If the table is not in the text
1606 section, return zero.
1608 2002-03-18 Bernd Schmidt <bernds@redhat.com>
1610 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
1611 of gen_rtx_SUBREG.
1612 (arm_reload_out_hi): Use gen_lowpart instead of
1613 gen_rtx_SUBREG to access QImode components.
1614 * config/arm/arm.md: Disable zero_extend split for QImode
1615 subregs in BIG_ENDIAN mode.
1616 (storehi_bigend): Match use of least significant byte.
1617 (storeinthi): Remove extraneous SUBREG.
1618 Add missing construction of operands[2].
1619 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
1620 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
1621 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
1623 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
1625 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
1626 any_operand.
1628 2002-03-17 Richard Henderson <rth@redhat.com>
1630 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
1631 explicitly.
1633 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
1635 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
1636 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
1638 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1640 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
1642 * predict.c (estimate_bb_frequencies): Delete unused variables.
1644 2002-03-17 Richard Henderson <rth@redhat.com>
1646 * config/ia64/ia64.c (ia64_attribute_table): Move before
1647 targetm definition. Make static.
1649 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
1651 * c-common.h (yyparse, c_common_parse_file): New.
1652 * c-lang.c: Include c-common.h.
1653 (LANG_HOOKS_PARSE_FILE): Redefine.
1654 * c-lex.c: Include c-common.h.
1655 (yyparse): Rename c_common_parse_file. Call yyparse.
1656 * c-parse.in (yyparse): Remove macro.
1657 * c-tree.h (yyparse_1): Remove.
1658 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
1659 (LANG_HOOKS_INITIALIZER): Update.
1660 * langhooks.h (struct lang_hoooks): New hook parse_file.
1661 * toplev.c (compile_file): Use parse_file hook.
1662 * tree.h (yyparse): Remove.
1663 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
1665 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
1667 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
1668 float_truncate, not fix.
1669 ("*truncdfsf2_real"): Ditto.
1670 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
1672 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
1674 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
1676 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
1677 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
1678 where appropriate. Make the second reference to
1679 leaf_function_p a function call, as intended. Reindented.
1681 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
1682 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
1684 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
1685 add register to non-constant into sp.
1687 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
1688 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
1689 (mips16_gp_pseudo_rtx): Lose.
1690 (INIT_EXPANDERS): Deleted.
1691 * config/mips/mips.c (mips_init_machine_status): New.
1692 (mips_free_machine_status): New.
1693 (mips_mark_machine_status): New.
1694 (override_options): Set them.
1695 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
1696 (struct machine_function): ... new. Replaced all references.
1697 (mips_add_gc_roots): Don't mark them.
1698 (embedded_pic_fnaddr_reg): New, extracted from...
1699 (embedded_pic_offset): ... here.
1700 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
1701 (movsi): Likewise.
1703 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
1705 * cppinit.c: Revert -MD removal.
1707 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1709 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
1710 soft registers by default for 68HC12.
1711 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
1712 when compiling with -fomit-frame-pointer.
1713 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
1714 (expand_epilogue): Likewise.
1715 (m68hc11_gen_rotate): Use exg when rotating by 8.
1717 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1719 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
1720 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
1721 (splits): Remove unused add splits.
1722 ("*addhi3_68hc12"): Tune constraints.
1723 ("addhi_sp"): Try to use X instead of Y in all cases and if the
1724 constant fits in 8-bits and D is dead use abx/aby instructions.
1725 ("*addhi3"): Remove extern declaration of ix_reg.
1726 ("*subsi3"): Optimize and provide new split.
1727 ("subhi3"): Cleanup.
1728 ("*subhi3_sp"): Avoid saving X if we know it is dead.
1729 (arith splits): For 68hc12 save the address register on the stack
1730 and do the arithmetic operation with a pop.
1732 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1734 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
1735 allocating QImode in address registers.
1736 ("*movqi_m68hc11"): Likewise.
1738 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
1740 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
1742 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
1744 * cppinit.c (print_help): Display -MD and -MMD.
1745 Don't display usage string. Update assertion syntax and
1746 typo.
1747 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
1748 (cpp_handle_option): Update.
1750 2002-03-15 Chris Demetriou <cgd@broadcom.com>
1752 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
1753 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
1754 and define it so that regardless of target CPU size,
1755 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
1756 of "int" rather than "long."
1758 2002-03-15 Richard Henderson <rth@redhat.com>
1760 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
1761 size as a tree.
1763 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1765 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
1766 ("tstqi" split): Avoid using memory for tstqi on address register.
1767 (splits): Remove constraints.
1768 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
1769 ("cmpdf", "cmpsf"): Remove since not used.
1770 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
1771 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
1773 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1775 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
1776 ("neghi2"): Tighten constraints.
1777 ("one_cmplsi2"): Optimize and simplify split.
1778 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
1780 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1782 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
1783 and split of AND operation to clear the upper bits.
1784 ("*logicalsi3_zextqi"): Likewise.
1785 ("*logicallhi3_zexthi_ashift8"): Likewise.
1786 ("*logicalsi3_silshr16"): Likewise.
1787 ("logicalsi3_silshl16"): Likewise.
1788 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
1790 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1792 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
1793 (m68hc11_indirect_p): New function.
1794 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
1795 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
1796 TARGET_M6812.
1797 (asm_print_register): Likewise.
1798 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
1799 (m68hc11_indirect_p): Declare.
1800 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
1801 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
1802 (TARGET_SWITCHES): New option -mrelax.
1803 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
1804 destination.
1805 ("iorsi3", "xorsi3"): Likewise.
1806 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
1807 ("*andhi3_mem"): New to handle destination in memory with bclr
1808 and a scratch register.
1809 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
1810 ("*andhi3_const"): New when operand2 is constant.
1811 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
1812 ("*andhi3_gen"): Cleanup of the old "andhi3".
1813 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
1814 ("xorqi3"): Update constraints.
1816 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1818 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
1819 for reg_equiv_memory_loc when the operand is a register that does
1820 not get a hard register (stack location).
1821 (tst_operand): After reload, accept all memory operand.
1822 (symbolic_memory_operand): Fix detection of symbolic references.
1823 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
1824 accept symbols and any constant.
1826 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1828 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
1829 note on the insn that sets the soft frame register.
1830 (must_parenthesize): ix and iy are also reserved names.
1831 (print_operand_address): One more place where parenthesis are required
1832 to avoid confusion with register names.
1833 (m68hc11_gen_movhi): Allow push of stack pointer.
1834 (m68hc11_check_z_replacement): Fix handling of parallel with a
1835 clobber.
1836 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
1837 the replacement register is.
1838 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
1839 and D8_REGS classes.
1840 (MODES_TIEABLE_P): All modes are tieable except QImode.
1842 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1844 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
1845 (___subdi3): Likewise.
1846 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
1847 (__map_data_section): Optimize 68hc11 case.
1849 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1851 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
1852 than a shift to avoid adding a register with itself.
1853 (m68hc11_memory_move_cost): Take into account NO_REGS.
1854 (m68hc11_register_move_cost): Update and use memory move cost
1855 for soft registers.
1856 (m68hc11_address_cost): Make cost of valid offset not 0 so that
1857 it gives more opportunities to cse to optimize.
1858 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
1859 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
1861 2002-03-15 Mark Mitchell <mark@codesourcery.com>
1863 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
1864 * c-common.def (CLEANUP_STMT): New tree node.
1865 * c-common.h (CLEANUP_DECL): New macro.
1866 (CLEANUP_EXPR): Likewise.
1867 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
1868 * expr.c (expand_expr): Tidy.
1869 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
1870 * tree-inline.c (initialize_inlined_parameters): Clean up
1871 new local variables.
1873 2002-03-15 Jakub Jelinek <jakub@redhat.com>
1875 PR bootstrap/4128
1876 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
1877 before movrXX only, use reg_overlap_mentioned_p.
1878 Only special case NE if just one insn can be generated.
1880 2002-03-15 Jason Merrill <jason@redhat.com>
1882 * varasm.c (assemble_variable): Call resolve_unique_section before
1883 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
1884 of error_mark_node.
1886 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
1888 PR target/5170
1889 * arm.md (split pattern for thumb shiftable immediates): Add comment
1890 explaining non-obvious test.
1892 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
1894 PR target/5712
1895 * arm.md (movaddr, movaddr_insn): Delete.
1897 2002-03-15 Jason Merrill <jason@redhat.com>
1899 * toplev.c (wrapup_global_declarations): Clarify variable handling.
1900 -fkeep-static-consts doesn't apply to comdats.
1902 2002-03-14 Richard Henderson <rth@redhat.com>
1904 * c-decl.c: Include c-pragma.h.
1905 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
1906 (finish_function): Tidy.
1907 * c-pragma.c: Include c-common.h.
1908 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
1909 (handle_pragma_weak): Use them.
1910 (init_pragma): Register pending_weaks.
1911 * c-pragma.h (maybe_apply_pragma_weak): Declare.
1912 * print-tree.c (print_node): Print DECL_WEAK.
1913 * varasm.c (mark_weak_decls): Remove.
1914 (remove_from_pending_weak_list): Remove.
1915 (add_weak): Remove.
1916 (asm_emit_uninitialised): Call globalize_decl for weak commons.
1917 (weak_decls): Make a tree_list.
1918 (declare_weak): Cons weak_decls directly.
1919 (globalize_decl): Remove weak_decls elements directly.
1920 (weak_finish): Simplify weak_decls walk. Don't weaken unused
1921 symbols. Don't pretend to handle aliases.
1922 (init_varasm_once): Update weak_decls registry.
1923 * Makefile.in: Update dependencies.
1925 2002-03-14 Richard Henderson <rth@redhat.com>
1927 PR target/5312
1928 * config/ia64/ia64.c: Include tm_p.h last.
1929 (gen_nop_type): Remove duplicate definition.
1930 (cycle_end_fill_slots): Set sched_data for second L slot.
1931 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
1932 (nop_cycles_until): Fix typos.
1934 2002-03-15 Jakub Jelinek <jakub@redhat.com>
1936 PR optimization/5891
1937 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
1939 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
1941 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
1942 descriptors correctly.
1944 2002-03-14 Michael Meissner <meissner@redhat.com>
1946 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
1947 100, allowing MAX_UNROLLED_INSNS to be overridden.
1949 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
1950 --param.
1952 * unroll.c (params.h): Include.
1953 (MAX_UNROLLED_INSNS): Delete, now in params.h.
1955 * doc/invoke.texi (--param max-unroll-insns): Document.
1957 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
1959 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
1961 * arm.md: Fix warnings about constraints in peepholes and splits.
1963 2002-03-14 Zack Weinberg <zack@codesourcery.com>
1965 * cpphash.h (struct lexer_state): Remove line_extension member.
1966 * cpplib.c (dequote_string, do_linemarker): New functions.
1967 (linemarker_dir): New data object.
1968 (DIRECTIVE_TABLE): No longer need to interpret #line in
1969 preprocessed source. Delete obsolete comment about return
1970 values of handlers.
1971 (end_directive, directive_diagnostics, _cpp_handle_directive):
1972 Don't muck with line_extension.
1973 (directive_diagnostics): No need to issue warnings for
1974 linemarkers here.
1975 (_cpp_handle_directive): Issue warnings for linemarkers here,
1976 when appropriate. Dispatch linemarkers to do_linemarker, not
1977 do_line.
1978 (do_line): Code to handle linemarkers split out to do_linemarker.
1979 Convert escape sequences in filename argument, both places.
1981 * cppmacro.c (quote_string): Rename cpp_quote_string and
1982 export. All callers changed.
1983 * cpplib.h (cpp_quote_string): Prototype.
1984 * cppmain.c (print_line): Call cpp_quote_string on to_file
1985 before printing it.
1987 * doc/cpp.texi: Document that escapes are now interpreted in
1988 #line and in linemarkers, and that non-printing characters are
1989 converted to octal escapes when linemarkers are generated.
1991 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
1993 * emit-rtl.c (try_split): Use delete_insns.
1994 * recog.c (split_all_insns): Fix terminating condition.
1996 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
1997 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
1999 PR target/5828
2000 * arm.c (arm_output_epilogue): Fix floating-point register save
2001 adjustment when using a frame pointer.
2003 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
2005 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
2006 * config/mips/mips.c (compute_frame_size): Retrofit them here.
2007 (save_restore_insns, mips_expand_epilogue): And here.
2008 (build_mips16_call_stub): And here.
2009 (mips_function_value): Use the new macros to decide whether a single
2010 or complex float can be returned in floating-point registers. Return
2011 a parallel rtx in the complex case.
2013 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
2015 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
2016 call after liveness analysis.
2018 * recog.c (split_insn): Use delete_insn_and_edges.
2020 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
2021 instructions to have branch prediction notes.
2022 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
2024 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
2026 * configure.in: Don't pass -Wno-long-long to a ADA compiler
2027 that doesn't support it.
2028 * configure: Regenerate.
2030 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2032 PR target/5626
2033 * config/sparc/sparc.md (normal_branch, inverted_branch,
2034 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
2035 inverted_fp_branch): Adjust calls to output_cbranch.
2036 Set length attribute.
2037 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
2038 output_v9branch. Set length attribute.
2039 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
2040 predicates.
2041 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
2042 (output_cbranch): Likewise. Handle far branches.
2043 (output_v9branch): Handle far branches.
2044 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
2045 Adjust prototypes.
2046 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
2047 noov_compare64_op predicates.
2049 2002-03-13 Jason Merrill <jason@redhat.com>
2051 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
2052 into the function and constify it.
2053 * gthr-dce.h, gthr-solaris.h: Likewise.
2055 2002-03-13 David Edelsohn <edelsohn@gnu.org>
2057 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
2058 * config/rs6000/rs6000.c (rs6000_va_arg): Use
2059 std_expand_builtin_va_arg if not ABI_V4.
2061 2002-03-13 Jason Merrill <jason@redhat.com>
2063 * varasm.c (globalize_decl): New fn.
2064 (assemble_start_function): Use it.
2065 (asm_emit_uninitialized): Use it.
2066 (assemble_alias): Use it.
2067 (assemble_variable): Use it.
2069 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
2071 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
2072 2002-03-12 internal visibility change.
2073 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
2074 visibility into SYMBOL_REF_FLAG.
2076 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
2078 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
2079 VOIDmode operand. Add compile-time optimization for constant results.
2081 2002-03-12 Jason Merrill <jason@redhat.com>
2083 * c-typeck.c (convert_for_assignment): Don't allow conversions
2084 between pointers and references. Only allow lvalues to convert to
2085 reference.
2087 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
2089 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
2090 before prologue, to avoid scheduling problems.
2092 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2094 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
2095 (ELIMINABLE_REGS): Add sfp->sp.
2096 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
2098 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2100 PR optimization/5892
2101 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
2103 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2105 * loop.c (basic_induction_var): Don't call convert_modes if mode
2106 classes are different.
2108 2002-03-12 Richard Henderson <rth@redhat.com>
2110 PR optimization/5901
2111 * function.c (reposition_prologue_and_epilogue_notes): Position
2112 the markers after/before the last/first insn not deleted.
2114 2002-03-12 Richard Henderson <rth@redhat.com>
2116 PR optimization/5878
2117 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
2118 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
2119 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
2121 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
2122 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
2123 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
2125 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
2126 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
2127 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
2128 also. Don't set it if not flag_pic.
2129 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
2130 to be INVALID_REGNUM when not used.
2132 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
2134 * expmed.c (store_bit_field): Reset alias set for memory.
2135 (extract_bit_field): Same.
2137 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2139 * c-common.c (c_tree_code_type, c_tree_code_length,
2140 c_tree_code_name, add_c_tree_codes): Delete.
2141 * c-common.h (add_c_tree_codes): Delete.
2142 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
2143 Define.
2144 * c-objc-common.c (c_objc_common_init): Don't call
2145 add_c_tree_codes, instead set lang_unsafe_for_reeval.
2146 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
2147 objc_tree_code_name, add_objc_tree_codes): Delete.
2148 (objc_init): Don't call add_objc_tree_codes.
2149 * objc/objc-lang.c (tree_code_type, tree_code_length,
2150 tree_code_name): Define.
2151 * toplev.c (lang_independent_init): Don't set
2152 tree_code_length[IDENTIFIER_NODE].
2153 * tree.c (tree_code_type, tree_code_length, tree_code_name):
2154 Delete definitions, moved to language front-ends.
2155 * tree.def (IDENTIFIER_NODE): Hardwire the length.
2156 * tree.h (tree_code_type, tree_code_length, tree_code_name):
2157 Const-ify.
2158 (tree_code_length): Change type to unsigned char.
2160 2002-03-12 Richard Henderson <rth@redhat.com>
2162 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
2163 internal visibility change.
2165 2002-03-12 Bob Wilson <bob.wilson@acm.org>
2167 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
2168 validize_mem() instead of change_address to avoid clobbering
2169 memory attributes.
2171 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
2173 * c-lex.h (position_after_whitespace): Remove.
2175 2002-03-12 Jakub Jelinek <jakub@redhat.com>
2177 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
2178 (lex_string): Use unsigned char pointers.
2180 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
2182 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
2183 is not a valid memory_operand.
2185 2002-03-12 Bob Wilson <bob.wilson@acm.org>
2187 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
2188 * config/xtensa/lib1funcs.asm: Fix copyright to include
2189 special case for libgcc files.
2190 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
2191 (__divsi3): Likewise.
2192 (__umodsi3): Likewise.
2193 (__modsi3): Likewise.
2194 * config/xtensa/lib2funcs.S: Fix copyright to include
2195 special case for libgcc files.
2197 2002-03-12 Tom Rix <trix@redhat.com>
2199 * collect2.c (resolve_lib_name): Move outside of
2200 OBJECT_FORMAT_COFF ifdef.
2201 (ignore_library): Same.
2203 2002-03-12 Bob Wilson <bob.wilson@acm.org>
2205 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
2207 2002-03-12 Bob Wilson <bob.wilson@acm.org>
2209 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
2210 to function_section before writing out the constant pool.
2212 2002-03-12 David Edelsohn <edelsohn@gnu.org>
2214 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
2215 zero_constant.
2216 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
2218 2002-03-12 Alan Modra <amodra@bigpond.net.au>
2220 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
2221 (adddi3): Likewise.
2222 (movdf): Likewise.
2223 (movdi): Likewise.
2224 (cmpsi splitter): Likewise.
2225 (modsi3): Fail if <= 0.
2226 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
2227 redundant test when HOST_BITS_PER_WIDE_INT != 32.
2228 (reg_or_sub_cint64_operand): Likewise.
2229 (num_insns_constant_wide): Optimize sign extension.
2230 (rs6000_legitimize_address): Likewise.
2232 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
2234 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2235 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2237 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
2239 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
2240 address calculation.
2242 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
2244 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
2245 scratch register to DImode / TImode.
2246 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
2247 register used does not overlap the target.
2249 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2251 * Makefile.in (debug.o): Depend on debug.h.
2252 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
2253 * debug.c (do_nothing_debug_hooks): Likewise.
2254 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
2255 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
2256 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
2257 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
2258 * dwarfout.c (dwarf_debug_hooks): Likewise.
2259 * integrate.c (output_inline_function): Likewise.
2260 * objc/objc-act.c (synth_module_prologue): Likewise.
2261 * sdbout.c (sdb_debug_hooks): Likewise.
2262 * toplev.c (debug_hooks): Likewise.
2263 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2265 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2267 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
2268 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
2269 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
2270 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
2271 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
2272 * defaults.h (POINTER_SIZE): Define.
2273 * doc/tm.texi (POINTER_SIZE): Document default.
2275 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2277 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
2279 2002-03-11 Richard Henderson <rth@redhat.com>
2281 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
2282 if rebuild_label_notes_after_reload.
2284 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
2286 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
2287 emit pic register load if "internal" visibility.
2288 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
2289 (cris_expand_builtin_va_arg): Do all computations on trees.
2291 2002-03-11 Richard Henderson <rth@redhat.com>
2293 * rtlanal.c: Include recog.h.
2294 (keep_with_call_p): Fix thinko.
2295 * Makefile.in (rtlanal.o): Update dependencies.
2297 2002-03-11 Chris Meyer <cmeyer@gatan.com>
2299 * genflags.c (gen_insn): Use IS_VSPACE.
2300 * genoutput.c (output_insn_data): Likewise.
2301 (process_template): Likewise.
2303 2002-03-11 Richard Henderson <rth@redhat.com>
2305 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
2307 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
2309 * Makefile.in: Update.
2310 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
2311 Update documentation.
2312 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
2313 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
2315 2002-03-11 Zack Weinberg <zack@codesourcery.com>
2317 * Makefile.in: Give texi2pod its input file as a command line
2318 argument, not on stdin.
2320 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
2321 Daniel Berlin <dan@dberlin.org>
2323 C++ alias analysis improvement.
2324 * alias.c (record_component_aliases): Record aliases for base
2325 classes too.
2327 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
2329 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
2331 2002-03-11 Douglas B Rupp <rupp@gnat.com>
2333 * toplev.c (vms_fopen): Remove, not needed.
2335 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
2337 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
2339 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
2340 for FP, already done later.
2342 * toplev.c (debug_args): Add entry for VMS_DEBUG.
2343 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
2345 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
2347 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
2348 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
2349 LARGEST_EXPONENT_IS_NORMAL for the given mode.
2350 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
2351 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
2352 (ediv, emul, eldexp, esqrt): Likewise.
2353 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
2354 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
2355 (saturate): New function.
2356 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
2357 (make_nan): Use a saturation value instead of a NaN if
2358 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
2359 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
2360 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
2361 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
2362 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
2363 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
2364 !ROUND_TOWARDS_ZERO.
2365 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
2366 (ROUND_TOWARDS_ZERO): Document.
2368 2002-03-11 Andreas Jaeger <aj@suse.de>
2370 * cfg.c (dump_flow_info): Remove unused variable.
2372 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
2374 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
2375 computations on trees.
2377 2002-03-10 Richard Henderson <rth@redhat.com>
2379 PR 5693:
2380 * reload.c (copy_replacements_1): New.
2381 (copy_replacements): Use it to recurse through the rtx.
2383 2002-03-10 Richard Henderson <rth@redhat.com>
2385 * loop.c (strength_reduce): Compute number of iterations as
2386 unsigned HOST_WIDE_INT.
2388 2002-03-10 Richard Henderson <rth@redhat.com>
2390 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
2391 to move away from the end of the block.
2393 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
2395 PR preprocessor/5899
2396 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
2398 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2400 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
2402 * attribs.c (decl_attributes): Fix signed/unsigned warning.
2404 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
2406 * config/mmix/mmix.c: Improve comments.
2407 (mmix_target_asm_function_prologue): Drop variable
2408 empty_stack_frame. Don't allocate unused slot above fp.
2409 (mmix_target_asm_function_epilogue): Mirror prologue changes.
2410 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
2411 brace in first column.
2412 (enum reg_class): Ditto.
2413 (FIRST_PARM_OFFSET): Now 0.
2414 (USER_LABEL_PREFIX): Remove #if 0:d definition.
2416 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2418 * combine.c (make_extraction): Fix error in last change.
2420 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2422 * c4x.c (c4x_fp_reglist): Const-ify.
2423 * cris.c (cris_print_operand): Likewise.
2424 * i386.c (ix86_va_arg): Likewise.
2425 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
2426 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
2427 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
2428 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
2429 * mcore.h (regno_reg_class): Likewise.
2430 * mips.c (gen_int_relational): Likewise.
2431 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
2432 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
2433 * pdp11.c (move_costs): Likewise.
2434 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
2435 * s390.c (s390_branch_condition_mnemonic, regclass_map):
2436 Likewise.
2437 * s390.h (regclass_map): Likewise.
2438 * sh.c (shift_amounts): Likewise.
2439 * sh.md (rotlsi3): Likewise.
2441 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
2443 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
2444 (ne0+5): Use new clobber to generate proper shift pattern.
2445 Patch by Michael Matz <matz@kde.org>.
2447 2002-03-09 Andreas Schwab <schwab@suse.de>
2449 * gcc.c (validate_all_switches): Also handle `%W{...}'.
2451 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
2453 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
2455 2002-03-09 Jakub Jelinek <jakub@redhat.com>
2457 PR middle-end/5877
2458 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
2459 even for non-representable constants.
2461 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2463 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
2464 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
2465 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
2466 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
2467 (pop_function_context): Compute MAY_SHARE parameter for
2468 fixup_var_refs.
2469 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
2470 (gen_mem_addressof): Call fixup_var_refs with new parm.
2472 * combine.c (make_extraction): Don't make extension of CONST_INT.
2474 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
2476 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
2477 in o32 and o64 ABIs.
2478 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
2479 but getting fixed-size structs passed in registers regardless of
2480 padding in o32 and o64 ABIs.
2482 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
2483 offset before loading address of argument passed by transparent
2484 reference.
2486 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
2488 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
2490 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
2492 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
2493 marker such that registers after it are saved.
2495 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2497 * sparc.c (arith_4096_operand): Fix error in last change.
2499 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
2501 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
2502 defaults for MEABI.
2504 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
2506 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
2507 vectors.
2509 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
2511 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
2513 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
2515 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
2516 removed; fix return value.
2517 * combine.c (combine_instructions): Dirtify blocks where we failed to
2518 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
2519 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
2521 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2523 * gcse.c (insert_insn_end_bb): Fix typo in last change.
2525 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
2527 * recog.c (peephole2_optimize): Re-distribute EH edges.
2529 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
2531 * expr.c (expand_expr): Use unsave lang hook.
2532 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
2533 (LANG_HOOKS_INITIALIZER): Update.
2534 * langhooks.h (struct lang_hooks): New hook unsave.
2535 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
2536 (unsave_expr_1): Remove unused lang_unsave_expr_now.
2537 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
2538 (unsave_expr_now): Remove.
2539 * tree.h (unsave_expr_now, lang_unsave,
2540 lang_unsave_expr_now): Remove.
2541 (lhd_unsave): New.
2543 2002-03-08 Andreas Jaeger <aj@suse.de>
2545 * flow.c (propagate_block_delete_insn): Remove unused variable.
2547 2002-03-08 Kazu Hirata <kazu@hxi.com>
2549 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
2550 insn length for memory load/store.
2552 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
2554 * doc/install.texi (--with-libiconv-prefix): Document.
2556 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
2558 * doc/sourcebuild.texi: Fix typo.
2560 2002-03-08 Jakub Jelinek <jakub@redhat.com>
2562 PR c/3711
2563 * builtins.c (std_expand_builtin_va_arg): Do all computations on
2564 trees.
2566 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2568 * rtl.c (copy_most_rtx): Move from here ...
2569 * emit-rtl.c (copy_most_rtx): ... to here.
2571 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
2573 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
2574 SUBTARGET_CPP_SIZE_SPEC.
2575 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
2577 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
2579 2002-03-07 Matt Hiller <hiller@redhat.com>
2581 * gensupport.c (first_dir_md_include): Renamed from include;
2582 change all references.
2583 (last_dir_md_include): Renamed from last_include; change all
2584 references.
2585 (init_md_reader): Unconditionally initialize base_dir whether or
2586 not filename is a relative path.
2588 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
2590 * config/fp-bit.c (_unord_f2): Compile it in even if
2591 US_SOFTWARE_GOFAST is enabled.
2593 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
2594 NULL_RTX. Set all HFmode operations as NULL_RTX.
2595 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
2596 NULL_RTX, try reversing the comparison and the operands.
2598 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
2600 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
2601 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
2602 and MATCH_OP_DUP.
2604 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
2606 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
2608 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
2610 * basic-block.h (fixup_abnormal_edges): Declare.
2611 * reload1.c (fixup_abnormal_edges): New function.
2612 * reg-stack.c (convert_regs): Use it.
2614 * gcse.c (insert_insn_end_bb): Handle trapping insns.
2616 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
2618 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
2620 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
2621 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
2622 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
2623 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
2624 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
2625 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
2626 unless x and y could be infinite.
2627 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
2628 Check that the common type of both arguments is a real, even for
2629 targets without unordered comparisons. Allow an integer argument
2630 to be compared against a real.
2631 (expand_tree_builtin): Use expand_unordered_cmp.
2632 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
2633 * cse.c (fold_rtx): Likewise. Fix indentation.
2634 * fold-const.c (fold_real_zero_addition_p): New.
2635 (fold): Use it, and the new HONOR_... macros.
2636 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
2637 * jump.c (reversed_comparison_code_parts): After searching for
2638 the true comparison mode, use HONOR_NANS to decide whether it
2639 can be safely reversed.
2640 (reverse_condition_maybe_unordered): Remove IEEE check.
2641 * simplify-rtx.c (simplify_binary_operation): Use the new macros
2642 to decide which simplifications are valid. Allow the following
2643 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
2644 and (a - -b) to (a + b).
2645 (simplify_relational_operation): Use HONOR_NANS.
2646 * doc/tm.texi: Document the MODE_HAS_... macros.
2648 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
2650 * combine.c (simplify_comparison): If simplifying a logical shift
2651 right and compare with constant, force the comparison to unsigned.
2653 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
2655 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
2657 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
2658 -mabi=no-altivec
2659 (alt_reg_names): Remove % for vrsave.
2661 2002-03-06 Richard Henderson <rth@redhat.com>
2663 PR optimization/5844
2664 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
2665 if used indicates we've already emitted one copy of an operand.
2666 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
2667 (gen_split): Supply a non-null used.
2669 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
2671 * reload1.c (reload): Unshare all rtl after reload is done.
2673 * simplify-rtx.c (simplify_plus_minus): Do not abort,
2674 but simply fail if the expression is too complex to simplify.
2675 (simplify_gen_binary): Handle simplify_plus_minus failures.
2677 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
2679 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
2680 consistently call delete_trivially_dead_insns after CSE and GCSE;
2681 fix DFI_life dumping; do jump threading after liveness; do crossjumping
2682 after liveness2; update comment in last crossjumping.
2683 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
2685 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
2687 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
2688 after completing fast dead code elimination.
2690 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
2691 COMPARE operator.
2693 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
2695 * version.c: Fix misplaced leading blanks on first line.
2697 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
2699 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
2701 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
2703 * cfgcleanup.c (mentions_nonequal_regs): New function.
2704 (thread_jump): Use it.
2705 * toplev.c (rest_of_compilation): Run jump threading after
2706 liveness.
2708 2002-03-06 Jakub Jelinek <jakub@redhat.com>
2710 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
2711 patch.
2713 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
2715 * predict.c (estimate_bb_frequencies): Do not reload the
2716 frequencies from notes.
2718 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
2720 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
2721 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
2723 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
2724 delete_noop_moves): Return indeger.
2725 * flow.c (ndead): New variable.
2726 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
2727 BB argument; update callers.
2728 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
2729 (life_analysis): Do not call purge_all_dead_edges.
2730 (update_life_info): Return number of deleted insns; print statistics.
2731 (update_life_info_in_dirty_blocks): likewise.
2732 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
2733 return number of insns deleted.
2735 * cse.c: Include timevar.h
2736 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
2737 iterate until stabilizes; print statistics; return number of killed
2738 insns.
2739 * Makefile.in: (cse.o): Add timevar.h dependency
2740 * rtl.h (delete_trivially_dead_insns): New.
2741 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
2742 * toplev.c (rest_of_compilation): Update callers.
2744 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
2745 (try_optimize_cfg): Do not update liveness.
2746 (cleanup-cfg): Loop until try_optimize_cfg and dead code
2747 removal stabilizes; use delete_trivially_dead_insns.
2749 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
2751 2002-03-05 Zack Weinberg <zack@codesourcery.com>
2753 * cppmain.c (setup_callbacks): Disable #pragma and #ident
2754 callbacks when processing assembly language.
2756 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2758 * pa.h (ASM_FILE_END): Define.
2759 * som.h (ASM_FILE_END): Delete.
2761 * pa.c (function_arg): Don't pass floats in general registers in
2762 indirect calls if TARGET_ELF32.
2764 2002-03-05 Richard Henderson <rth@redhat.com>
2766 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
2768 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
2770 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
2772 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2774 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
2775 -r command line. Don't hide any symbols if not building
2776 shared libgcc.
2778 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
2780 * cfg.c (dump_flow_info): Warn about profile mismatches.
2781 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
2782 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
2784 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2786 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
2787 wide volatile memory by parts.
2789 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2791 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
2792 is NULL.
2794 2002-03-05 Richard Henderson <rth@redhat.com>
2796 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
2798 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
2800 * toplev.c (documented_lang_options): Document more
2801 language-specific options.
2802 * doc/invoke.texi (Warning Options): Correct documentation for
2803 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
2804 * c-decl.c (c_decode_option): Use a table to handle warning options.
2806 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
2808 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
2809 parameter to mmix_encode_section_info.
2810 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
2811 relocatably. Always produce ELF, not mmo if linking relocatably.
2812 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
2813 first is non-zero, don't add symbol prefix.
2814 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
2815 prototype accordingly.
2817 2002-03-04 Krister Walfridsson <cato@df.lth.se>
2819 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
2821 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
2823 * configure.in: Increase required makeinfo version to 4.1.
2824 * configure: Regenerate.
2826 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
2828 * .cvsignore: Remove *.info* and genrtl*; these files are generated
2829 elsewhere now.
2831 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
2833 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
2834 * doc/invoke.texi: Fix @math uses.
2836 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
2838 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
2839 removal
2841 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
2843 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
2844 (powerpc-*-eabisimaltivec*): Same.
2846 * config/rs6000/t-ppcendian: New.
2848 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2850 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
2851 nonimmediate_src_operand and nonimmediate_lsrc_operand to
2852 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
2854 2002-03-03 Richard Henderson <rth@redhat.com>
2856 * toplev.c (rest_of_decl_compilation): Revert last two changes.
2858 2002-03-03 Zack Weinberg <zack@codesourcery.com>
2860 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
2861 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
2862 tree.c, config/m68k/m68k.c:
2863 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
2864 REAL_ARITHMETIC blocks unconditional. Delete some further
2865 #ifdef blocks predicated on REAL_ARITHMETIC.
2866 * flags.h, toplev.c: Delete remaining references to
2867 flag_pretend_float.
2869 * doc/invoke.texi: Remove documentation of -fpretend-float.
2870 * doc/tm.texi: Describe the various REAL_* macros as provided by
2871 real.h, not by the target configuration files.
2873 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
2874 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
2875 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
2876 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
2877 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
2878 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
2879 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
2880 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
2881 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
2882 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
2883 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
2884 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
2885 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
2886 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
2887 config/xtensa/xtensa.h:
2888 Do not define, undefine, or mention in comments any of
2889 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
2890 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
2891 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
2892 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
2893 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
2894 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
2895 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
2896 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
2897 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
2899 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2901 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
2902 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
2903 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
2904 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
2905 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
2906 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
2907 Delete.
2908 * defaults.h (BITS_PER_WORD): Define.
2909 * doc/tm.texi (BITS_PER_WORD): Document default value.
2911 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
2912 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
2913 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
2915 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2917 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
2918 lieu of explicit sizeof/sizeof.
2919 * i386.c (override_options, ix86_init_mmx_sse_builtins,
2920 ix86_expand_builtin): Likewise.
2921 * mips.c (mips_add_gc_roots): Likewise.
2922 * mmix.c (mmix_output_condition): Likewise.
2923 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
2924 altivec_init_builtins): Likewise.
2925 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
2926 * cppexp.c (Nsuff, parse_number): Likewise.
2927 * cppinit.c (builtin_array_end): Likewise.
2928 * gcc.c (n_default_compilers, process_command): Likewise.
2929 * genpreds.c (output_predicate_decls): Likewise.
2930 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
2931 * lcm.c (N_ENTITIES): Likewise.
2932 * stor-layout.c (set_sizetype): Likewise.
2934 2002-03-03 Richard Henderson <rth@redhat.com>
2936 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
2937 for types or labels.
2939 2002-03-03 Richard Henderson <rth@redhat.com>
2941 * c-decl.c (start_decl): Initialized variables are not common.
2943 2002-03-02 Per Bothner <per@bothner.com>
2945 * gcc.c (option_map): Suport new --bootclasspath option.
2946 --CLASSPATH is now just an alias for --classpath.
2948 2002-03-02 Richard Henderson <rth@redhat.com>
2950 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
2951 load if "internal" visibility.
2952 * doc/extend.texi: Document visibility meanings.
2954 2002-03-02 Richard Henderson <rth@redhat.com>
2956 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
2957 to functions as well.
2959 2002-03-02 Richard Henderson <rth@redhat.com>
2961 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
2962 (handle_visibility_attribute): Don't call assemble_visibility.
2963 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
2964 without asmspec. Invoke assemble_alias when needed.
2965 * varasm.c (maybe_assemble_visibility): New.
2966 (assemble_start_function, assemble_variable, assemble_alias): Use it.
2968 2002-03-02 Richard Henderson <rth@redhat.com>
2970 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
2971 invoke ENCODE_SECTION_INFO with first call flag.
2973 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
2974 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
2975 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
2976 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
2977 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
2978 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
2979 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
2980 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
2981 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
2982 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
2983 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
2984 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
2985 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
2986 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
2987 config/mcore/mcore-protos.h, config/mcore/mcore.c,
2988 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
2989 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
2990 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
2991 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
2992 config/sh/sh.h, config/sparc/sparc.h,
2993 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
2994 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
2995 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
2996 FIRST argument. As needed, examine it and do nothing.
2998 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
2999 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
3000 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
3002 * config/arm/t-pe (pe.o): Add dependencies.
3004 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3006 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
3007 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
3008 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
3009 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
3010 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
3011 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
3012 * defaults.h (BITS_PER_UNIT): Define.
3013 * doc/tm.texi (BITS_PER_UNIT): Document default value.
3015 2002-03-02 Kazu Hirata <kazu@hxi.com>
3017 * config/h8300/h8300-protos.h: Add a prototype for
3018 compute_a_shift_length.
3019 * config/h8300/h8300.c (h8300_asm_insn_count): New.
3020 (compute_a_shift_length): Likewise.
3021 (h8300_adjust_insn_length): Do not adjust insn length of shift
3022 insns.
3023 * config/h8300/h8300.md (anonymous shift patterns): Use
3024 compute_a_shift_length.
3026 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3028 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
3029 trunc_int_for_mode.
3031 * emit-rtl.c (offset_address): Call update_temp_slot_address.
3033 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3035 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
3036 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
3037 * flags.h (flag_zero_initialized_in_bss): Declare.
3038 * toplev.c (flag_zero_initialized_in_bss): New flag.
3039 (lang_independent_options): Add flag_zero_initialized_in_bss.
3040 * tree.c (initializer_zerop): New function.
3041 * tree.h (initializer_zerop): Declare.
3042 * varasm.c (assemble_variable): If we can emit bss, put zero
3043 initializers in the bss section.
3045 2002-03-02 Alan Modra <amodra@bigpond.net.au>
3047 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
3048 like more than one symbol per .weak directive.
3050 2002-03-01 Richard Henderson <rth@redhat.com>
3052 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
3053 adjust argument_pointer by pretend_args_size.
3054 (ia64_va_start): Adjust va_start address by -pretend_args_size.
3056 2002-03-01 Kazu Hirata <kazu@hxi.com>
3058 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
3060 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
3062 * toplev.c (rest_of_compilation): Delete dead jumptables before
3063 loop.
3064 * flow.c (delete_dead_jumptables): Make global.
3065 * rtl.h (delete_dead_jumptables): Declare.
3067 2002-03-01 David Edelsohn <edelsohn@gnu.org>
3069 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
3070 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
3071 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
3073 2002-03-01 Kazu Hirata <kazu@hxi.com>
3075 * config/h8300/h8300-protos.h: Fix formatting.
3076 * config/h8300/h8300.c: Likewise.
3077 * config/h8300/h8300.h: Likewise.
3079 2002-03-01 Kazu Hirata <kazu@hxi.com>
3081 * config/h8300/h8300.c (print_operand): Support 16-bit
3082 constant addresses.
3083 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
3085 2002-02-28 Richard Henderson <rth@redhat.com>
3087 * expmed.c (store_bit_field): Prevent generation of CONCATs;
3088 pun complex values as integers; use gen_lowpart instead of
3089 gen_rtx_SUBREG.
3090 (extract_bit_field): Likewise.
3092 2002-03-01 Alan Modra <amodra@bigpond.net.au>
3093 David Edelsohn <edelsohn@gnu.org>
3095 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
3096 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
3097 (SUPPORTS_WEAK): Likewise.
3098 * output.h (add_weak): Add tree param.
3099 * varasm.c (add_weak): Likewise. Save decl.
3100 (struct weak_syms): Add decl field.
3101 (mark_weak_decls): New function.
3102 (init_varasm_once): ggc_add_root mark_weak_decls.
3103 (assemble_start_function): Use ASM_WEAKEN_DECL.
3104 (assemble_variable): Likewise.
3105 (assemble_alias): Likewise.
3106 (declare_weak): Pass decl to add_weak.
3107 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
3108 (remove_from_pending_weak_list): Declare and define for
3109 ASM_WEAKEN_DECL.
3110 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
3111 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
3112 * defaults.h (SUPPORTS_WEAK): Likewise.
3113 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
3114 .weak for code sym. Do emit .size for descriptor sym.
3115 (ASM_DECLARE_FUNCTION_SIZE): Define.
3116 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
3117 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
3118 .lglobl unless TARGET_XCOFF. Formatting fixes.
3119 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
3120 .weak for code sym.
3121 (HANDLE_PRAGMA_WEAK): Remove.
3122 (ASM_WEAKEN_LABEL): Remove.
3123 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
3125 2002-03-01 Jason Merrill <jason@redhat.com>
3127 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
3128 (TARGET_EXPR_CLEANUP): New macro.
3130 2002-02-28 Steve Ellcey <sje@cup.hp.com>
3132 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
3133 to take ptr_extend into account as third type of extension.
3134 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
3135 fields used by SUBREG_PROMOTED_UNSIGNED_P.
3136 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
3137 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
3138 * calls.c (precompute_arguments): Use new macro.
3139 (expand_call): Ditto.
3140 * combine.c (nonzero_bits): Ditto.
3141 (record_promoted_value): Ditto.
3142 * expr.c (store_expr): Ditto.
3143 (expand_expr): Ditto.
3144 * function.c (assign_parms): Ditto.
3146 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
3148 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
3149 override -shared and -shared-libgcc.
3151 2002-02-28 David O'Brien <obrien@FreeBSD.org>
3153 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
3154 of "ultrasparc".
3155 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
3156 to be broken.
3158 2002-02-28 Richard Henderson <rth@redhat.com>
3160 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
3161 4 cycle latency from MM producers.
3162 (ia64_internal_sched_reorder): Likewise with pipeline flush.
3164 2002-02-28 Jakub Jelinek <jakub@redhat.com>
3166 * mklibgcc.in: Don't use GNU make extension.
3168 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
3170 * c-parse.in (STATIC): New terminal.
3171 (scspec): New non-terminal. Update productions accordingly.
3172 (program): Remove bogus ifc / end ifc.
3173 (array_declarator): Simplify production using STATIC.
3175 2002-02-28 Jim Meyering <meyering@lucent.com>
3177 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
3178 \a still means TARGET_BELL.
3180 2002-02-28 Richard Henderson <rth@redhat.com>
3182 * haifa-sched.c (sched_emit_insn): New.
3183 (schedule_block): Use last_scheduled_insn to track last insn.
3184 * sched-int.h (sched_emit_insn): Prototype.
3185 * config/ia64/ia64.c (last_issued): Remove.
3186 (ia64_variable_issue): Don't set it.
3187 (nop_cycles_until): Use sched_emit_insn.
3189 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
3191 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
3192 extended constants.
3194 2002-02-28 Kazu Hirata <kazu@hxi.com>
3196 * config/h8300/h8300.c: Fix formatting.
3197 * config/h8300/h8300.h: Likewise.
3199 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
3201 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
3202 which may overwrite the high byte of the frame pointer.
3204 2002-02-28 Bo Thorsen <bo@suse.de>
3206 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
3207 (STARTFILE_SPEC): Add 64 bit files.
3208 (ENDFILE_SPEC): Likewise.
3210 2002-02-28 Jason Merrill <jason@redhat.com>
3212 * c-decl.c (finish_function): Only warn about missing return
3213 statement with -Wreturn-type.
3215 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
3217 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
3219 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
3220 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
3222 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
3224 * basic-block.h (BB_REACHABLE): Renumber.
3225 (BB_DIRTY, BB_NEW): New flags.
3226 (clear_bb_flags): Declare.
3227 (update_life_info_in_dirty_blocks): Declare.
3228 * cfg.c (clear_bb_flags): New function.
3229 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
3230 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
3231 reorder_insns, emit_insn_after): Mark block as dirty.
3232 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
3233 (update_life_info_in_dirty_blocks): New function.
3234 * recog.c (apply_change_group): Dirtify block.
3236 * cse.c (cse_insn): Reorder emitting of jump insn to keep
3237 cfg consistent.
3238 * gcse.c (delete_null_pointer_checks): Likewise.
3240 * toplev.c (dump_file_index): Move cse2 after bp,
3241 add DFI_null
3242 (dump_file_info): Similary.
3243 (rest_of_compilation): Avoid most of CFG rebuilds;
3244 do first if converision after null pointer checks, do cse2
3245 after branch prediction; avoid full liveness rebuild after
3246 initializing subregs.
3247 * invoke.texi (-d options): Document -du, renumber.
3249 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
3250 (notice_new_block): Do not set BB_UPDATE_LIFE.
3251 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
3252 merge_blocks_move_successor_nojumps, merge_blocks,
3253 try_crossjump_to_edge): Likewise.
3254 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
3255 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
3256 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
3257 (merge_of_block): Do not use life_data_ok.
3258 (find_if_case_1): Do not use SET_UPDATE_LIFE.
3259 (if_convert): Use BB_DIRTY mechanizm to update life.
3260 * lcm.c (optimize_mode_switching): Update
3261 update_life_info_in_dirty_blocks
3263 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
3265 * Makefile.in (integrate.o): Update.
3266 * c-decl.c (copy_lang_decl): Rename.
3267 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
3268 * integrate.c: Include langhooks.h.
3269 (copy_decl_for_inlining): Update to use langhook.
3270 * langhooks-def.h (lhd_do_nothing_t,
3271 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
3272 (LANG_HOOKS_INITIALIZER): Update.
3273 * langhooks.c (lhd_do_nothing_t): New.
3274 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
3275 * tree.h (copy_lang_decl): Remove.
3276 objc:
3277 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
3279 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
3281 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
3282 POST_DEC, and POST_MODIFY.
3284 2002-02-27 Zack Weinberg <zack@codesourcery.com>
3286 * c-typeck.c (digest_init): Remove unused parameter; all
3287 callers changed.
3289 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
3291 * expmed.c (expand_shift): Correctly test for low part of a
3292 subreg.
3294 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
3296 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
3297 insn UIDs with insn addresses.
3299 2002-02-27 Zack Weinberg <zack@codesourcery.com>
3301 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
3302 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
3303 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
3304 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
3305 gcc.c, toplev.c: Delete code implementing -traditional mode.
3307 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
3308 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
3309 Document removal of -traditional mode for compilation, and
3310 remove documentation only relevant to that mode.
3312 * config/nextstep.h, config/ptx4.h, config/svr4.h,
3313 config/convex/convex.h, config/d30v/d30v.h,
3314 config/i386/dgux.h, config/i386/osf1elf.h,
3315 config/i386/osfelf.h, config/i386/osfrose.h,
3316 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
3317 config/m68k/hp310.h, config/m88k/dgux.h,
3318 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
3319 config/m88k/m88k.h, config/m88k/openbsd.h,
3320 config/mips/abi64.h, config/mips/osfrose.h,
3321 config/mips/svr4-5.h, config/mips/svr4-t.h,
3322 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
3323 config/stormy16/stormy16.h: Remove all references to
3324 -traditional from target specs. Delete all mention of the
3325 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
3326 delete a couple of commented-out definitions of
3327 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
3328 to -traditional.
3330 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
3331 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
3333 2002-02-27 Zack Weinberg <zack@codesourcery.com>
3335 * mklibgcc.in: Don't use \n in a line subject to
3336 interpretation by echo.
3338 2002-02-27 Graham Stott <grahams@redhat.com>
3340 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
3341 Constify NAME.
3343 * loop.c (prescan_loop): Handle PARALLEL.
3345 * unroll.c (loop_iterations): Return 0 if the add_val for
3346 a BIV is REG.
3348 * final.c (output_operand_lossage): Constify PFX_STR.
3350 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
3352 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
3354 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
3355 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
3357 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
3359 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
3361 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
3363 * cpplex.c (_cpp_lex_token): Handle directives in macro
3364 arguments.
3365 * cpplib.c (_cpp_handle_directive): Save and restore state
3366 if parsing macro args when entering a directive.
3367 * cppmacro.c (collect_args): No need to handle directives
3368 in macro arguments.
3369 (enter_macro_context, replace_args): Use the original macro
3370 definition in case it was redefined whilst collecting arguments.
3371 doc:
3372 * cpp.texi: Update.
3374 2002-02-26 David Edelsohn <edelsohn@gnu.org>
3376 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
3377 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
3378 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
3379 method on AIX.
3380 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
3381 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
3382 (load_toc_v4_PIC_2): Same.
3384 2002-02-26 Alan Modra <amodra@bigpond.net.au>
3386 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
3388 2002-02-26 Richard Henderson <rth@redhat.com>
3390 * config/alpha/alpha.md (ashldi_se): Re-enable.
3392 2002-02-26 Richard Henderson <rth@redhat.com>
3394 * config/alpha/alpha.c (alpha_encode_section_info): Examine
3395 MODULE_LOCAL_P; improve commentary.
3397 2002-02-26 Zack Weinberg <zack@codesourcery.com>
3399 * doc/cpp.texi: Clarify documentation of relationship between
3400 #line and #include.
3402 2002-02-26 Kazu Hirata <kazu@hxi.com>
3404 * config/h8300/h8300-protos.h: Update the prototype for
3405 compute_logical_op_length. Add the prototype for
3406 compute_logical_op_cc.
3407 * config/h8300/h8300.c (compute_logical_op_length): Figure out
3408 code from operands.
3409 (compute_logical_op_cc): New.
3410 * config/h8300/h8300.md: Combine all the logical op patterns
3411 in HImode and SImode. Use compute_logical_op_cc.
3413 2002-02-26 Kelley Cook <kelleycook@comcast.net>
3415 * config/i386/i386.c (print_operand): Don't append ATT-style
3416 length suffixs to x87 opcodes when in Intel mode.
3418 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
3420 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
3421 (init_emit_once): Update calls.
3422 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
3423 (init_syntax_once): Prototype.
3425 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
3427 * pa-linux.h (LIB_SPEC): Update definition.
3428 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
3430 2002-02-26 Richard Henderson <rth@redhat.com>
3432 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
3433 if we emitted a stop bit.
3435 2002-02-26 Jakub Jelinek <jakub@redhat.com>
3437 * configure.in (libgcc_visibility): Substitute.
3438 * configure: Rebuilt.
3439 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
3440 defined symbols .hidden.
3442 2002-02-26 Jakub Jelinek <jakub@redhat.com>
3444 * attribs.c (c_common_attribute_table): Add visibility.
3445 (handle_visibility_attribute): New function.
3446 * varasm.c (assemble_visibility): New function.
3447 * output.h (assemble_visibility): Add prototype.
3448 * tree.h (MODULE_LOCAL_P): Define.
3449 * crtstuff.c (__dso_handle): Use visibility attribute.
3450 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
3451 for MODULE_LOCAL_P symbols too.
3452 * config/ia64/ia64.c (ia64_encode_section_info): Handle
3453 MODULE_LOCAL_P symbols the same way as local symbols.
3454 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
3455 into .sdata/.sbss by the user.
3456 * doc/extend.texi (Function Attributes): Document visibility
3457 attribute.
3459 2002-02-26 Jakub Jelinek <jakub@redhat.com>
3461 PR debug/5770
3462 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
3463 STRING_CST initializer spanning the whole variable without
3464 embedded zeros.
3465 If expand_expr returned MEM, don't use it.
3467 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
3469 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
3470 generate a die for the lexical block.
3472 2002-02-26 Kazu Hirata <kazu@hxi.com>
3474 * config/h8300/h8300-protos.h: Add a prototype for
3475 compute_logical_op_length.
3476 * config/h8300/h8300.c (compute_logical_op_length): New.
3477 * config/h8300/h8300.md (anonymous logical patterns): Use
3478 compute_logical_op_length for length.
3480 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
3482 * dwarf2out.c (modified_type_die): Do not call type_main_variant
3483 for vectors.
3484 (gen_type_die): Same.
3486 * attribs.c (handle_vector_size_attribute): Set debug information.
3488 2002-02-26 Daniel Egger <degger@fhm.edu>
3490 * config/rs6000/rs6000.md: Swap define_insn attributes to
3491 fix incorrect generation of merge high instructions instead
3492 of merge low.
3494 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
3496 * c-typeck.c (really_start_incremental_init): Use
3497 bitsize_zero_node for vectors.
3499 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
3501 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
3502 ("*set_vrsave_internal"): Same.
3504 2002-02-25 Richard Henderson <rth@redhat.com>
3506 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
3507 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
3509 2002-02-25 Jakub Jelinek <jakub@redhat.com>
3511 PR target/5755
3512 * config/i386/i386.c (ix86_return_pops_args): Only pop
3513 fake structure return argument if it was passed on the stack.
3515 2002-02-25 Jason Merrill <jason@redhat.com>
3517 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
3518 RESULT_DECL.
3520 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
3522 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
3523 link with shared_name only.
3524 * doc/invoke.texi (Link Options): Document new behavior.
3526 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
3528 * c-typeck.c (push_init_level): Handle vectors.
3530 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
3532 * config/sparc/sparc.c (const64_high_operand): Zero-extend
3533 operands of SPARC_SETHI_P.
3534 (input_operand): Likewise.
3535 (sparc_emit_set_const32): Likewise.
3536 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
3537 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
3538 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
3539 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
3540 (movdi_insn_sp64_vis): Likewise.
3541 (movdi split, movdf split): Use SETHI32.
3542 * doc/md.texi: Document SPARC constraints L, M and N.
3544 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
3546 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
3547 ("*set_vrsave_internal"): use mfspr for Darwin.
3549 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
3550 gen_get_vrsave_internal.
3552 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3554 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
3556 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
3558 * cpplex.c (cpp_interpret_charconst): Get signedness or
3559 otherwise of wide character constants correct.
3560 * cppexp.c (lex): Get signedness of wide charconsts correct.
3562 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3564 * optabs.c (widen_operand): Only call convert_modes for
3565 promoted SUBREG if signedness matches.
3566 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
3568 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
3570 * cpplib.c (glue_header_name): Use local buffer to build up
3571 header name.
3573 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
3575 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
3577 2002-02-23 Kazu Hirata <kazu@hxi.com>
3579 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
3580 H8/300[HS] separately.
3581 * config/h8300/h8300.md: Remove the early clobber constraint
3582 from bit field patterns.
3584 2002-02-23 Kazu Hirata <kazu@hxi.com>
3586 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
3587 register_operand.
3588 (mulhisi3): Likewise.
3589 (umulqisi3): Likewise.
3590 (umulhisi3): Likewise.
3592 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
3594 * cppinit.c (output_deps): Correct test for stdout output.
3595 (init_dependency_output): Cure warning.
3597 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3599 * expr.c (store_expr): When converting expression to promoted
3600 equivalent type, allow using SUBREG_REG of TARGET as the target
3601 of the expansion of EXP.
3602 * loop.c (basic_induction_var, case SUBREG): Always look inside.
3603 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
3604 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
3605 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
3606 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
3608 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
3610 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
3611 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
3612 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
3614 2002-02-23 Jakub Jelinek <jakub@redhat.com>
3616 PR optimization/5747
3617 * loop.c (scan_loop): Update reg info if move_movables created new
3618 pseudos.
3620 2002-02-23 David Edelsohn <edelsohn@gnu.org>
3622 * gcc.c (init_gcc_spec): Revert last change.
3624 2002-02-23 David Edelsohn <edelsohn@gnu.org>
3626 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
3627 gpc_reg_operand constraint.
3629 2002-02-23 Alan Modra <amodra@bigpond.net.au>
3631 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
3632 Simplify comparison of `low'.
3633 (add_operand): Fix formatting.
3634 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
3635 (mask_operand): Disallow mask to wrap in 64-bit mode.
3636 (rs6000_stack_info): Remove redundant test setting push_p.
3637 (output_toc): Fix formatting.
3638 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
3639 cc_reg_not_cr0_operand constraint.
3640 (booldi3, boolcdi3 splitters): Same.
3642 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
3644 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
3646 2002-02-22 David Edelsohn <edelsohn@gnu.org>
3648 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
3649 gcc invoked with -shared-libgcc.
3651 2002-02-22 Jakub Jelinek <jakub@redhat.com>
3653 PR c++/5748
3654 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
3655 decl if any of elements was TREE_USED.
3657 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
3659 * config/sparc/sol2.h: Don't include sys/mman.h.
3660 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
3661 (arith_4096_operand): Don't throw high bits away.
3662 (const64_operand): Take sign extension of CONST_INTs into account.
3663 (const64_high_operand, sparc_emit_set_const32): Likewise.
3664 (GEN_HIGHINT64): Likewise.
3665 (sparc_emit_set_const64_quick1): Likewise.
3666 (const64_is_2insns): Likewise.
3667 (print_operand): Use trunc_int_for_mode for sign extension.
3668 * config/sparc/sparc.h (SMALL_INT32): Likewise.
3669 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
3670 chars. Assume CONST_INT is already properly sign-extended.
3671 (movdi split): Sign-extend each SImode part.
3672 (andsi3 split): Don't mask high bits off, so that result
3673 remains properly sign-extend.
3674 (iorsi3 split): Likewise.
3675 (xorsi3 split): Likewise.
3677 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
3679 * fold-const.c (fold): Fix typo in comments.
3681 2002-02-21 Diego Novillo <dnovillo@redhat.com>
3683 * Makefile.in (langhooks.o): Update dependencies.
3685 2002-02-21 Diego Novillo <dnovillo@redhat.com>
3687 * langhooks.c: Include flags.h.
3689 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
3691 * testsuite/gcc.dg/attr-alwaysinline.c: New.
3693 * c-common.c (c_common_post_options): Set inline trees by
3694 default.
3696 * doc/extend.texi (Function Attributes): Document always_inline
3697 attribute.
3698 Update documentation about inlining when not optimizing.
3700 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
3702 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
3703 unless DECL_ALWAYS_INLINE.
3705 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
3706 unless DECL_ALWAYS_INLINE.
3707 (c_disregard_inline_limits): Disregard if always_inline set.
3709 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
3710 Disregard if always_inline set.
3711 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
3712 unless DECL_ALWAYS_INLINE.
3714 * attribs.c (handle_always_inline_attribute): New.
3715 (c_common_attribute_table): Add always_inline.
3717 * config/rs6000/altivec.h: Add prototypes for builtins
3718 requiring the always_inline attribute.
3720 2002-02-21 Eric Christopher <echristo@redhat.com>
3722 * expmed.c (store_bit_field): Try to simplify the subreg
3723 before generating a new one when when the mode size of
3724 value is less than maxmode.
3726 2002-02-21 Richard Henderson <rth@redhat.com>
3728 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
3729 than gen_rtx_PLUS to form the sum.
3730 * explow.c (force_reg): Rearrange to not allocate new pseudo
3731 when force_operand returns a register.
3732 * expr.c (expand_assignment): Allow offset_rtx expansion to
3733 return a sum. Do not force addresses into registers.
3734 (expand_expr): Likewise.
3735 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
3736 to canonicalize arithmetic that didn't simpify.
3737 (simplify_plus_minus): New argument force; update
3738 all callers. Don't split CONST unless we can do something with it,
3739 and wouldn't lose the constness of the operands.
3741 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
3742 that we generated earlier.
3744 2002-02-21 Tom Tromey <tromey@redhat.com>
3746 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3747 (output_line_info): Use constant `1', with a long explanatory
3748 comment.
3749 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
3751 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
3753 * jump.c (redirect_jump): If old label has no UID, don't try to
3754 delete it.
3756 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
3758 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
3759 If input is constant, do shifts at compile time.
3761 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
3763 * doc/extend.texi: Fix some more overfull hboxes.
3765 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3767 PR optimization/4994
3768 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
3769 register moves.
3771 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3773 PR c++/4574
3774 * expr.h (expand_and): Add mode argument.
3775 * expmed.c (expand_and): Add mode argument.
3776 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
3777 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
3778 * except.c (expand_builtin_extract_return_addr): Likewise.
3779 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3780 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
3781 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
3782 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
3783 * config/c4x/c4x.md: Use GEN_INT (x) instead of
3784 gen_rtx (CONST_INT, VOIDmode, x).
3786 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3788 PR c/4697:
3789 * stmt.c (warn_if_unused_value): Move side effects test once more.
3791 2002-02-20 Torbjorn Granlund <tege@swox.com>
3793 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
3794 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
3796 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
3798 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
3799 SUBREG or ZERO_EXTEND.
3801 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
3803 * sh.h (current_function_anonymous_args): Remove.
3804 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
3805 of current_function_varargs and current_function_stdarg is set.
3806 * sh.c (sh_expand_prologue): Check current_function_varargs /
3807 current_function_stdarg / TARGET_SH5 instead of
3808 current_function_anonymous_args.
3810 * sh64.h (TARGET_VERSION): Define.
3812 2002-02-20 David Edelsohn <edelsohn@gnu.org>
3814 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
3815 VRSAVE_REGNO on TARGET_ALTIVEC.
3817 2002-02-20 Alan Modra <amodra@bigpond.net.au>
3819 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
3820 bits of SImode const_int.
3821 (includes_rshift_p): Likewise.
3822 (print_operand): Call mask_operand and mask64_operand with correct
3823 mode.
3824 (rs6000_output_function_epilogue): Pad traceback table to word.
3825 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
3826 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
3827 mask64_operand with correct mode.
3828 (FUNCTION_ARG_REGNO_P): Correct parentheses.
3830 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3832 PR debug/4461
3833 * varasm.c (get_pool_constant_mark): New.
3834 * rtl.h (get_pool_constant_mark): Add prototype.
3835 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
3836 be represented if it has not been output.
3838 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
3840 * combine.c (do_SUBST): Sanity check substitutions of
3841 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
3842 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
3843 CONST_INT into its operand.
3844 (known_cond): Likewise, for ZERO_EXTEND.
3845 * simplify-rtx.c (simplify_unary_operation): Fix condition to
3846 allow for simplification of wide modes. Reject CONST_INTs in
3847 ZERO_EXTEND when their actual mode is not given.
3849 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
3851 * c-decl.c (pushdecl): If no global declaration is found for an
3852 extern declaration in block scope, try a limbo one.
3854 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3856 PR c++/4401
3857 * c-common.c (pointer_int_sum): Moved from...
3858 * c-typeck.c (pointer_int_sum): ...here.
3859 * c-common.h (pointer_int_sum): Add prototype.
3861 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3863 PR c++/5713
3864 * c-decl.c (duplicate_decls): Return 0 if issued error about
3865 redeclaration.
3867 2002-02-20 Roger Sayle <roger@eyesopen.com>
3868 Jakub Jelinek <jakub@redhat.com>
3870 PR c/4389
3871 * tree.c (host_integerp): Ensure that the constant integer is
3872 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
3873 when pos is zero or non-zero respectively. Clarify comment.
3874 * c-format.c (check_format_info_recurse): Fix host_integerp
3875 usage; the pos argument should be zero when assigning to a
3876 signed HOST_WIDE_INT.
3878 2002-02-20 Richard Henderson <rth@redhat.com>
3880 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
3881 of the operand, rather than assuming TImode.
3882 (ix86_expand_binop_builtin): Cope with commutative patterns
3883 using nonimmediate_operand for both operands.
3884 (ix86_expand_timode_binop_builtin): Likewise.
3885 (ix86_expand_store_builtin): Validate operand 1.
3886 (ix86_expand_unop1_builtin): Likewise.
3888 2002-02-20 Philip Blundell <philb@gnu.org>
3890 PR 5705
3891 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
3893 2002-02-20 Richard Henderson <rth@redhat.com>
3895 PR c/5615
3896 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
3898 2002-02-20 Tom Tromey <tromey@redhat.com>
3900 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3901 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3902 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3903 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3904 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
3905 unconditionally.
3907 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
3909 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
3910 for (const_int 0) in X not just INTVAL.
3912 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
3914 * doc/extend.texi: Avoid or reduce overfull hboxes.
3916 2002-02-20 Diego Novillo <dnovillo@redhat.com>
3918 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
3919 operations if the field does not start at a mode boundary.
3921 2001-02-20 Joel Sherrill <joel@OARcorp.com>
3923 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
3924 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
3925 Also done for -Acpu and -Amachine.
3927 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
3929 * cppinit.c (init_dependency_output): Take deps output file
3930 from -o if none given with -MF. Suppress normal output.
3931 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
3932 * doc/cpp.texi, doc/invoke.texi: Update.
3934 2002-02-19 Zack Weinberg <zack@codesourcery.com>
3936 * toplev.c (output_quoted_string): Write unprintable
3937 characters with octal escapes.
3939 2002-02-19 David Edelsohn <edelsohn@gnu.org>
3941 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
3942 really_call_used[VRSAVE_REGNO] if not Altivec.
3944 2002-02-19 Alan Modra <amodra@bigpond.net.au>
3946 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
3947 MODE_MASK.
3948 (constant_pool_expr_1): Fix formatting.
3949 (rs6000_legitimize_reload_address): Likewise.
3951 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3953 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
3954 now that we have one.
3956 2002-02-19 Zack Weinberg <zack@codesourcery.com>
3958 * tree.h (struct tree_common): Remove aux. Add unused_0 at
3959 end of first block of bitfields (which was only seven bits);
3960 rename dummy to unused_1; remove comment which is no longer true.
3962 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
3964 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
3966 2002-02-19 Philip Blundell <pb@nexus.co.uk>
3968 PR 5399
3969 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
3970 if generating PIC.
3972 PR 5054
3973 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
3974 arm_is_longcall_p rather than inspecting call-type cookie
3975 directly.
3976 (call_value_insn) [TARGET_THUMB]: Likewise.
3978 2002-02-19 Graham Stott <grahams@redhat.com>
3980 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
3982 2002-02-19 David Edelsohn <edelsohn@gnu.org>
3984 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
3985 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
3986 (FP_SAVE_INLINE): Delete.
3988 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
3989 * config/rs6000/eabi.asm: Remove ABI save restore routines.
3990 * config/rs6000/t-ppccomm: Build crtsavres.o.
3991 * config/rs6000/crtsavres.asm: New file.
3993 2002-02-19 Philip Blundell <philb@gnu.org>
3995 * config/arm/arm.c (use_return_insn): Don't reject interrupt
3996 functions.
3997 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
3998 (output_return_instruction): Allow interrupt functions to return with
3999 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
4000 (arm_expand_prologue): Subtract 4 before stacking LR in an
4001 interrupt function.
4003 2002-02-19 Philip Blundell <pb@nexus.co.uk>
4005 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
4006 decl, not just FUNCTION_DECL.
4007 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
4008 (arm_assemble_integer): Likewise.
4009 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
4010 marked local.
4012 2002-02-19 matthew green <mrg@eterna.com.au>
4014 * config.gcc (sparc-*-netbsdelf*): Enable target.
4015 (sparc64-*-netbsd*): New target.
4016 * config/sparc/netbsd-elf.h: New file.
4017 * config/sparc/t-netbsd64: New file.
4019 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
4021 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
4023 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
4025 * doc/invoke.texi: explicitly list the style guidelines that
4026 -Weffc++ checks for.
4028 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
4030 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
4032 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
4034 PR other/5718
4035 * gcc.c (cpp_unique_options): Treat -o as indicating object file
4036 only if not -E. If -E, pass -o through to the preprocessor.
4038 2002-02-19 Kazu Hirata <kazu@hxi.com>
4040 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
4041 register number with an appropriate macro.
4043 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
4045 * doc/rtl.texi (Constants): Close @code tag.
4047 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
4049 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
4050 ("mmx_uavgv4hi3"): Same.
4051 ("pmulhrwv4hi3"): Same.
4053 * tree-inline.c (walk_tree): Handle vectors.
4055 * c-common.c (constant_expression_warning): Handle vectors.
4056 (overflow_warning): Same.
4058 * sched-deps.c (sched_analyze_2): Handle vectors.
4060 * rtlanal.c (rtx_unstable_p): Handle vectors.
4061 (rtx_varies_p): Same.
4062 (count_occurrences): Same.
4063 (regs_set_between_p): Same.
4064 (modified_between_p): Same.
4065 (modified_in_p): Same.
4066 (volatile_insn_p): Same.
4067 (volatile_refs_p): Same.
4068 (side_effects_p): Same.
4069 (may_trap_p): Same.
4070 (inequality_comparisons_p): Same.
4071 (replace_regs): Same.
4072 (computed_jump_p_1): Same.
4074 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
4075 argument.
4076 (inner_mode_array): New.
4077 (copy_rtx): Handle vectors.
4078 (copy_most_rtx): Same.
4079 (rtx_equal_p): Same.
4080 (get_mode_alignment): Adjust for vectors.
4082 * resource.c (mark_referenced_resources): Handle vectors.
4083 (mark_set_resources): Same.
4085 * reload1.c (eliminate_regs): Handle vectors.
4086 (elimination_effects): Same.
4087 (scan_paradoxical_subregs): Same.
4089 * reload.c (subst_reg_equivs): Handle vectors.
4091 * regrename.c (scan_rtx): Handle vectors.
4093 * regclass.c (reg_scan_mark_refs): Handle vectors.
4095 * recog.c (find_single_use_1): Handle vectors.
4097 * local-alloc.c (equiv_init_varies_p): Handle vectors.
4098 (contains_replace_regs): Same.
4099 (memref_referenced_p): Same.
4101 * integrate.c (copy_rtx_and_substitute): Handle vectors.
4102 (subst_constants): Same.
4104 * genattrtab.c (attr_copy_rtx): Handle vectors.
4105 (encode_units_mask): Same.
4106 (clear_struct_flag): Same.
4107 (count_sub_rtxs): Same.
4109 * gcse.c (want_to_gcse_p): Handle vectors.
4110 (oprs_unchanged_p): Same.
4111 (hash_expr_1): Same.
4112 (oprs_not_set_p): Same.
4113 (expr_killed_p): Same.
4114 (compute_transp): Same.
4115 (store_ops_ok): Same.
4117 * function.c (purge_addressof_1): Do not allow paradoxical subregs
4118 of vectors.
4119 (fixup_var_refs_1): Same.
4120 (instantiate_virtual_regs_1): Same.
4122 * fold-const.c (operand_equal_p): Handle vectors.
4123 (fold): Same.
4124 (rtl_expr_nonnegative_p): Same.
4126 * flow.c (mark_used_regs): Handle vectors.
4128 * df.c (df_uses_record): Handle vectors.
4130 * cselib.c (cselib_subst_to_values): Handle vectors.
4131 (cselib_mem_conflict_p): Same.
4132 (hash_rtx): Same.
4134 * cse.c (canon_reg): Handle vectors.
4135 (fold_rt): Same.
4136 (cse_process_notes): Same.
4137 (count_reg_usage): Same.
4138 (canon_hash): Same.
4140 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
4142 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
4144 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
4145 (gen_rtx): Handle CONST_VECTOR.
4146 (gen_const_vector_0): New.
4147 (copy_rtx_if_shared): CONST_VECTORs can be shared.
4148 (reset_used_flags): Same.
4149 (copy_insn_1): Same.
4150 (initializer_constant_valid_p): Handle VECTOR_CST.
4152 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
4154 * doc/rtl.texi (Constants): Document const_vector.
4155 (CONST0_RTX): Update for vectors.
4156 (RTL sharing): Same.
4158 * print-tree.c (print_node): Add case for VECTOR_CST.
4160 * tree.h (TREE_VECTOR_CST_ELTS): New.
4161 (struct tree_vector): New.
4162 (union tree_node): Add vector node.
4163 (build_vector): Add prototype.
4165 * tree.def (VECTOR_CST): New.
4167 * tree.c (build_vector): New.
4169 * expmed.c (make_tree): Handle CONST_VECTOR.
4171 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
4172 (CONST_VECTOR_ELT): New.
4173 (CONST_VECTOR_NUNITS): New.
4175 * machmode.h (GET_MODE_INNER): New.
4176 (DEF_MACHMODE): Accept 8th arg.
4178 * machmode.def: Add 8th argument for vector inner mode.
4179 Add inner vector modes for vectors.
4181 * rtl.def (VEC_CONST): Remove.
4182 (CONST_VECTOR): New.
4184 * expr.c (clear_storage): Allow vectors.
4185 (is_zeros_p): Handle VECTOR_CST.
4187 * varasm.c (output_constant_pool): Handle vectors.
4188 (rtx_const): Add veclo and vechi fields.
4189 (kind): Add RTX_VECTOR.
4190 (decode_rtx_const): Add case for vector.
4192 * config/rs6000/rs6000-protos.h: Add zero_constant.
4194 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
4195 constants. Force easy vector constants into memory.
4196 (easy_vector_constant): New.
4197 (emit_easy_vector_constant): New.
4198 (rs6000_legitimize_reload_address): Do not generate bad reloads on
4199 darwin.
4201 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
4202 instruction does.
4203 ("altivec_lvxl"): Same.
4204 (altivec_lvebx): Same.
4205 (altivec_lvehx): Same.
4206 (altivec_lvewx): Same.
4207 ("*movv4si_const0"): New.
4208 ("*movv4sf_const0"): New.
4209 ("*movv8hi_const0"): New.
4210 ("*movv16qi_const0"): New.
4212 2002-02-18 Kazu Hirata <kazu@hxi.com>
4214 * config/h8300/h8300.c (notice_update_cc): Use
4215 cc_status.value2.
4217 2002-02-18 Kazu Hirata <kazu@hxi.com>
4219 * config/h8300/h8300.md (divmod patterns): Change the
4220 constraints for operands[1] to register_operand.
4222 2002-02-18 Kazu Hirata <kazu@hxi.com>
4224 * config/h8300/h8300-protos.h: Remove the prototype for
4225 p_operand.
4226 * config/h8300/h8300.c (p_operand): Remove.
4227 * config/h8300/h8300.md: Replace p_operand with
4228 const_int_operand.
4230 2002-02-18 Philip Blundell <pb@nexus.co.uk>
4232 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
4233 comment.
4234 (output_return_instruction): Allow use of LDR to unstack
4235 return addresss even for interrupt handlers or when
4236 interworking. If compiling for ARMv5, use interworking-safe
4237 return instructions by default. Remove duplicated code and
4238 lengthy "strcat" sequences.
4240 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4242 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
4243 (LINK_EH_SPEC): Define.
4244 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
4246 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
4248 * config/s390/s390.c (s390_emit_prologue): Do not set the
4249 frame_related flag for call-clobbered registers.
4251 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
4253 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
4254 (construct_container): Fix handling of SSE operands.
4255 (ix86_expand_builtin): Fix handling of 64bit pointers.
4256 (mmx_maskmovq_rex): New pattern.
4258 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
4260 * regrename.c (kill_set_value): Handle subregs properly.
4262 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
4264 * objc/objc-act.c (handle_impent): Remove leading '*'
4265 from objc_class_name.
4267 2002-02-17 Richard Henderson <rth@redhat.com>
4269 * config/alpha/alpha.c (some_small_symbolic_operand,
4270 some_small_symbolic_operand_1, split_small_symbolic_operand,
4271 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
4272 Handle small SYMBOL_REFs anywhere, not just inside memories.
4273 * config/alpha/alpha-protos.h: Update.
4274 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4275 * config/alpha/alpha.md (small symbolic operand splitter): Update.
4277 2002-02-17 Roland McGrath <roland@frob.com>
4279 * config.gcc (powerpc-*-gnu-gnualtivec*,
4280 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
4281 * config/rs6000/gnu.h: New file.
4282 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
4283 Grok "gnu" in rs6000_abi_name.
4284 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
4285 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
4286 Grok -mcall-gnu analogous to -mcall-linux et al.
4287 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
4288 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
4289 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
4291 2002-02-17 Jakub Jelinek <jakub@redhat.com>
4293 PR c/3444:
4294 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
4295 shortening.
4297 2002-02-17 Philipp Thomas <pthomas@suse.de>
4299 * config/cris/cris.h: Undefine STARTFILE_SPEC and
4300 ENDFILE_SPEC before (re)defining them.
4302 2002-02-17 Kazu Hirata <kazu@hxi.com>
4304 * config/h8300/h8300.c: Fix formatting.
4305 * config/h8300/h8300.h: Likewise.
4307 2002-02-17 Philipp Thomas <pthomas@suse.de>
4309 * doc/tm.texi: Explain why empty strings should not be
4310 marked for translation.
4312 2002-02-17 Philipp Thomas <pthomas@suse.de>
4314 * final.c (output_operand_lossage): Changed to accept
4315 printf style arguments. Change calls where necessary.
4316 * output.h (output_operand_lossage): Change declaration
4317 accordingly. Update copyright.
4318 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
4319 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
4320 Update copyright date where necessary.
4322 * config/i386/i386.c (print_operand): Likewise. Remove use of
4323 sprintf.
4325 * config/cris/cris.c (cris_operand_lossage): Likewise.
4326 Rename parameter so that exgettext recognizes it as
4327 translatable message.
4328 (LOSE_AND_RETURN): Rename parameter to msgid.
4330 2002-02-17 Kazu Hirata <kazu@hxi.com>
4332 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
4333 hard coded register number with an appropriate macro.
4334 (HARD_REGNO_MODE_OK): Likewise.
4335 (ARG_POINTER_REGNUM): Likewise.
4336 (STATIC_CHAIN_REGNUM): Likewise.
4337 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
4338 * config/h8300/h8300.md (define_constants): Define more
4339 register numbers.
4341 2002-02-17 Philipp Thomas <pthomas@suse.de>
4343 * config/i386/i386.h: Don't mark empty strings for translation.
4345 2002-02-16 H.J. Lu <hjl@gnu.org>
4347 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
4349 2002-02-16 Zack Weinberg <zack@codesourcery.com>
4351 * cppinit.c (merge_include_chains): Check for brack being
4352 NULL before attempting to merge it with qtail.
4354 2002-02-16 Andrew Cagney <ac131313@redhat.com>
4356 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
4357 DBX_DEBUG.
4359 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
4361 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
4363 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
4365 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
4366 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
4367 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
4369 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4371 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
4372 now only if !TARGET_FIX.
4373 (*movsi_nt_vms_fix): New pattern.
4375 2002-02-16 Douglas B Rupp <rupp@gnat.com>
4377 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
4378 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
4379 (alpha_sa_mask, alpha_sa_size): Reflect above change.
4380 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
4381 (alpha_start_function, alpha_expand_epilogue): Likewise.
4382 (unicosmk_gen_dsib): Likewise.
4384 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4386 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
4388 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
4390 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
4391 check_and_change_labels, s390_final_chunkify): Delete.
4392 (s390_split_branches, s390_chunkify_pool): New functions.
4393 (s390_function_prologue): Call them.
4395 * config/s390/s390.h (S390_REL_MAX): Delete.
4396 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
4398 * config/s390/s390.md (cjump, icjump, jump): Fix length
4399 attribute calculation.
4402 2002-02-15 David Edelsohn <edelsohn@gnu.org>
4404 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
4405 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
4407 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
4409 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
4410 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
4411 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
4413 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
4415 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
4417 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
4419 * reload.c (find_dummy_reload): Check that an output register
4420 is valid for its mode.
4422 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
4424 * combine.c (known_cond): After replacing the REG of a SUBREG, try
4425 to simplify it.
4427 * function.c (assign_parms): Demote promoted argument passed by
4428 transparent reference.
4430 2001-02-14 Joel Sherrill <joel@OARcorp.com>
4432 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
4433 -Acpu() and -Amachine() to eliminate warnings.
4435 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
4437 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
4439 2002-02-14 Kazu Hirata <kazu@hxi.com>
4441 * config/h8300/h8300-protos.h: Update the prototype for
4442 const_costs.
4443 * config/h8300/h8300.c (const_costs): Treat SET as a little
4444 more expensive operation.
4445 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
4446 reference to const_costs.
4448 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
4450 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
4452 2002-02-14 Jakub Jelinek <jakub@redhat.com>
4454 PR c/5503:
4455 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
4456 use arguments from newtype.
4458 2002-02-13 Eric Christopher <echristo@redhat.com>
4460 * config/mips/mips.c (override_options): Add check for march/mipsX
4461 on the same command line. Fix error message in cpu processing.
4462 Remove architecture and ISA checks.
4464 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
4466 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
4468 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
4470 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
4472 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
4473 alternatives.
4474 ("*movv8hi_internal1"): Same.
4475 ("*movv16qi_internal1"): Same.
4476 ("*movv4sf_internal1"): Same.
4478 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
4479 not push_reload for altivec modes.
4481 2002-02-13 Joel Sherrill <joel@OARcorp.com>
4483 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
4484 all RTEMS targets including removal of #includes from config/*/rtems*.h
4485 file and adding them to tm_file setting. Added xm_defines=POSIX to
4486 many targets.
4487 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
4488 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
4489 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
4490 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
4491 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
4492 config/m68k/rtemself.h: Ditto.
4493 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
4494 config/mips/rtems64.h: Ditto.
4495 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
4496 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
4497 Ditto.
4498 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
4499 config/sparc/rtemself.h: Ditto.
4500 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
4501 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
4502 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
4503 more like arm-elf.
4504 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
4505 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
4506 target made more similar to i386-elf.
4507 * config/i386/t-rtems-i386: Added soft float support and multilibs.
4508 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
4509 be similar to config/m68k/t-m68kelf.
4510 * gthr-rtems.h: Encapsulate with extern "C" for C++.
4512 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
4514 * regmove.c (kill_value): Handle subregs.
4516 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
4518 * i386.md (mul patterns): Allow memory operand to be first;
4519 add expanders where needed; fix constraints.
4520 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
4521 Allow memory operand to be the first.
4523 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
4524 operands.
4526 2002-02-13 Jakub Jelinek <jakub@redhat.com>
4528 PR c/5681:
4529 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
4530 GET_MODE (x).
4532 2002-02-13 Jakub Jelinek <jakub@redhat.com>
4534 PR optimization/5547:
4535 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
4536 all valid IA-32 address modes involving non-scaled %ebx and
4537 GOT/GOTOFF as displacement.
4539 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
4541 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
4542 after emitting ltorg insns.
4544 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
4545 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
4546 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
4547 *abssf2): Fix "op_type" attribute.
4549 2002-02-13 Douglas B Rupp <rupp@gnat.com>
4551 * mkconfig.sh: Avoid using a subshell redirect.
4552 ($output.T): Change to $(output)T.
4553 (ENABLE_NLS): Remove unneeded undef.
4555 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
4556 * config/alpha/x-vms (libsubdir): Define.
4558 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
4559 register frame procedures. Optimize retrieving context.
4561 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
4562 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
4563 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
4565 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4567 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
4568 Make same change as for find_base_value.
4570 2002-02-13 Kazu Hirata <kazu@hxi.com>
4572 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
4573 of QImode and SImode.
4575 2002-02-13 Kazu Hirata <kazu@hxi.com>
4577 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
4578 length computation of movsi.
4579 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
4581 2002-02-13 Kazu Hirata <kazu@hxi.com>
4583 * config/h8300/h8300.md (subqi3): Tighten the predicate for
4584 operands[2] to register_operand.
4586 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
4588 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
4590 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
4592 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
4593 for altivec_lvx* and altivec_stvx*.
4594 ("*movv4si_internal"): Add constraint for loading from GPRs.
4595 ("*movv8hi_internal1"): Same.
4596 ("*movv16qi_internal1"): Same.
4597 ("*movv4sf_internal1"): Same.
4599 * config/rs6000/rs6000.c (altivec_register_operand): New.
4601 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
4602 altivec_register_operand.
4604 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
4606 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
4607 handle SYMBOL_REF.
4609 2002-02-13 Stan Shebs <shebs@apple.com>
4611 * c-typeck.c (digest_init): Handle vectors.
4612 (really_start_incremental_init): Same.
4613 (pop_init_level): Same.
4614 (process_init_element): Same.
4616 * varasm.c (output_constant): Same.
4618 * expr.c (clear_storage): Same.
4619 (store_constructor): Same.
4621 2002-02-12 Eric Christopher <echristo@redhat.com>
4623 * explow.c (hard_function_value): Add comment explaining
4624 signed/unsigned comparison.
4626 2002-02-12 Jakub Jelinek <jakub@redhat.com>
4628 * jump.c (never_reached_warning): Add finish argument.
4629 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
4630 real insn after end.
4631 * rtl.h (never_reached_warning): Adjust prototype.
4632 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
4633 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
4634 never_reached_warning.
4636 2002-02-12 Graham Stott <grahams@redhat.com>
4638 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
4640 2002-02-12 Kazu Hirata <kazu@hxi.com>
4642 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
4643 logical shifts on H8/300.
4644 (shift_alg_si): Improve several shifts on H8/300.
4645 (get_shift_alg): Likewise.
4647 2002-02-12 Graham Stott <grahams@redhat.com>
4649 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
4651 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4653 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
4654 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
4656 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
4658 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
4659 non-CONST_INT through default_assemble_integer.
4660 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
4661 <case 8>: Abort for CONST_DOUBLE.
4663 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4665 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
4666 is specified.
4667 * config/pa/pa-linux.h (LIB_SPEC): Delete.
4668 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
4670 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
4672 * config/stormy16/stormy16.md (zero_extendqihi2): New.
4674 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
4676 * regrename.c (regrename_optimize): Don't accept a
4677 part-clobbered register if the replaced register is not part
4678 clobbered.
4680 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
4681 take padding into account when computing the argument value.
4683 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
4685 * combine.c (try_combine): Apply substitutions in
4686 CALL_INSN_FUNCTION_USAGE too.
4688 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
4690 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
4691 __builtin_altivec_abs*.
4692 (bdesc_abs): New.
4694 * config/rs6000/rs6000.h (rs6000_builtins): Add
4695 ALTIVEC_BUILTIN_ABS*.
4697 * config/rs6000/altivec.h: Use const char for builtins expecting
4698 literals.
4699 (vec_abs): New versions for C and C++.
4700 (vec_abss): Same.
4702 2002-02-10 Kazu Hirata <kazu@hxi.com>
4704 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
4705 using Pmode.
4707 2002-02-10 Kazu Hirata <kazu@hxi.com>
4709 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
4710 constant definition from h8300.md.
4711 (FRAME_POINTER_REGNUM): Likewise.
4712 * config/h8300/h8300.md (define_constants): Add FP_REG.
4714 2002-02-10 Kazu Hirata <kazu@hxi.com>
4716 * config/h8300/h8300.c (print_operand): Remove redundant code.
4718 2002-02-10 Kazu Hirata <kazu@hxi.com>
4720 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
4721 * config/h8300/h8300.c (byte_reg): Make it static.
4723 2002-02-10 Richard Henderson <rth@redhat.com>
4725 PR c/5623
4726 * c-typeck.c (incomplete_type_error): Handle flexible array members.
4728 2002-02-10 Richard Henderson <rth@redhat.com>
4730 PR c++/5624
4731 * tree.c (append_random_chars): Don't abort if main_input_filename
4732 does not exist.
4734 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
4736 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
4738 2002-02-10 Kazu Hirata <kazu@hxi.com>
4740 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
4741 (pushhi1): Likewise.
4743 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
4745 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
4746 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
4748 2002-02-09 David O'Brien <obrien@FreeBSD.org>
4750 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
4751 remove MASK_VIS.
4752 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
4754 2002-02-09 Kazu Hirata <kazu@hxi.com>
4756 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
4757 a half of an SImode register on H8/300.
4759 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
4761 * i386.md (movdi_2): Add missing '!'.
4763 2002-02-09 Kazu Hirata <kazu@hxi.com>
4765 * config/h8300/h8300.h: Fix formatting. Remove commented-out
4766 definitions.
4768 2002-02-09 Kazu Hirata <kazu@hxi.com>
4770 * config/h8300/h8300.md (length): Correct the distance valid
4771 for the short branch.
4773 2002-02-09 Kazu Hirata <kazu@hxi.com>
4775 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
4777 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
4779 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
4780 registers in SImode.
4781 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
4782 part-clobbered.
4784 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
4785 patch.
4787 Contribute sh64-elf.
4788 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
4789 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
4790 (sh_cannot_modify_jumps_p): New function.
4791 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
4792 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
4793 (sh_ms_bitfield_layout_p): New function.
4794 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
4795 Zack Weinberg <zack@codesourcery.com>
4796 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
4797 expand_simple_binop instead of expand_binop.
4798 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
4799 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
4800 use of .quad and .uaquad.
4801 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
4802 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
4803 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4804 * config/sh/sh.md (movdi_const, movdi_const_32bit,
4805 movdi_const_16bit): Make sure all CONSTs have modes.
4806 (sym2PIC): Ditto, but by adjusting all callers.
4807 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
4808 if the prologue calls the SHmedia argument decoder or register
4809 saver.
4810 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4811 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
4812 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
4813 (sh_expand_epilogue): Don't emit USE of return target register.
4814 (prepare_move_operands): Legitimize DImode PIC addresses.
4815 (sh_media_register_for_return): Skip tr0, used to initialize the
4816 PIC register.
4817 (sh_expand_prologue): Remove explicit USE of return register.
4818 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
4819 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
4820 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
4821 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
4822 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
4823 EXTRA_CONSTRAINT_T.
4824 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
4825 (MOVI_SHORI_BASE_OPERAND_P): New.
4826 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
4827 (EXTRA_CONSTRAINT_T): Define in terms of them.
4828 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
4829 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
4830 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
4831 alternatives supporting TARGET_REGS.
4832 (UNSPEC_GOTPLT): New constant.
4833 (movdi split): Move incrementing of LABEL_NUSES...
4834 (movdi_const, movdi_const_32bit): Here. Use
4835 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
4836 (movdi_const_16bit): New.
4837 (call, call_value) [flag_pic]: Use GOTPLT.
4838 (call_pop, call_value_pop): New expands.
4839 (call_pop_compact, call_pop_rettramp): New insns.
4840 (call_value_pop_compact, call_value_pop_rettramp): New insns.
4841 (sibcall) [flag_pic]: Use GOT.
4842 (builtint_setjmp_receiver): Remove bogus, unused expand.
4843 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
4844 (*pt, *ptb, ptrel): New insns.
4845 (sym2GOT): Handle DImode GOT.
4846 (sym2GOTPLT, symGOTPLT2reg): New expands.
4847 (sym2PIC): New expand.
4848 (shcompact_return_tramp): Use GOTPLT to return trampoline.
4849 (shcompact_return_tramp_i): Use return register explicitly.
4850 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
4851 disable flag_reorder_blocks.
4852 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
4853 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
4854 clobbers, for clarity.
4855 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
4856 restoring of r0 in macl as MAYBE_DEAD.
4857 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
4858 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
4859 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
4860 alter_subreg all over.
4861 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
4862 reload, instead of emitting instructions that would require
4863 reloading.
4864 (casesi_load_media): Add missing modes.
4865 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
4866 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
4867 as used if the argument decoder is called.
4868 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4869 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
4870 Pmode, then extend it to DImode if necessary.
4871 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
4872 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
4873 constants in FPU-enabled SHmedia, let them be loaded from memory.
4874 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4875 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
4876 Adjust whitespace in assembly output templates.
4877 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
4878 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
4879 mode of if_then_else.
4880 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
4881 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
4882 sh.h.
4883 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
4884 Joern Rennecke <amylaar@redhat.com>
4885 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
4886 (SUBTARGET_CPP_PTR_SPEC): New.
4887 (SUBTARGET_CPP_SPEC): Remove.
4888 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
4889 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
4890 Fix typo in previous checkin.
4891 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
4892 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
4893 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
4894 Alexandre Oliva <aoliva@redhat.com>
4895 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
4896 what single FP register can hold for SHmedia target.
4897 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
4898 Alexandre Oliva <aoliva@redhat.com>
4899 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
4900 Do not split into SUBREG.
4901 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
4902 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
4903 and added new functions as specified in SH5 ABI r9.
4904 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
4905 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
4906 8-byte boundary.
4907 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
4908 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
4909 gen_consttable_4 and gen_consttable_8. Emit multiple labels
4910 and consttable_window_ends.
4911 2001-06-03 Graham Stott <grahams@redhat,com>
4912 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
4913 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
4914 * config/sh/sh.c (print_operand): Handle floating-point pair,
4915 vector and matrix registers.
4916 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
4917 vector modes into account.
4918 * config/sh/sh.md (movv2sf): Split move between registers into
4919 movdf.
4920 (movv4sf, movv16sf): Introduce insns that get split only after
4921 reload.
4922 * config/sh/shmedia.h: Fix Copyright dates.
4923 * config/sh/ushmedia.h: Likewise. Move loop counter
4924 declarations into conditionals that uses them.
4925 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
4926 loop boundary.
4927 * config/sh/sshmedia.h: Fix Copyright dates.
4928 (sh_media_PUTCFG): Fix constraints.
4929 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
4930 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
4931 ptrmemfunc_vbit_in_delta for SH5.
4932 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
4933 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
4934 * invoke.texi: Likewise.
4935 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4936 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
4937 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
4938 GCC_pop_shmedia_regs_nofpu): New global symbols.
4939 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
4940 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
4941 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
4942 compact function with nonlocal labels.
4943 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
4944 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
4945 (initial_elimination_offset): Account for their stack space.
4946 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
4947 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
4948 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
4949 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
4950 least one of the operands to be a register.
4951 (movv2sf): Likewise. Renamed to movv2sf_i.
4952 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
4953 prepare_move_operands() before emitting SHmedia insns.
4954 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4955 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
4956 Don't save nor initialize r12. Don't mis-align the stack.
4957 Pad the code with a nop.
4958 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
4959 stack.
4960 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
4961 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
4962 [__SHMEDIA__]: Implement.
4963 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
4964 * config/sh/sh.md: Set latency of `pt' closer to reality.
4965 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
4966 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
4967 Set move, load and store type attributes.
4968 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
4969 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
4970 profiling.
4971 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
4972 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
4973 * config/sh/sh.c (sh_media_register_for_return): New function.
4974 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
4975 branch-target register.
4976 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
4977 * config/sh/sh.md (return_media_i): Use any call-clobbered
4978 branch-target register.
4979 (return_media): If r18 wasn't copied in the prologue, copy it
4980 here.
4981 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
4982 Clear class FP0_REGS.
4983 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
4984 from elf.h.
4985 2001-03-08 DJ Delorie <dj@redhat.com>
4986 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
4987 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
4988 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
4989 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
4990 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
4991 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
4992 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
4993 return value correctly for call_cookie.
4994 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
4995 * config/sh/crt1.asm (start): Modified so as to call
4996 ___setup_argv_and_call_main.
4997 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
4998 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
4999 SHmedia mode.
5000 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
5001 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
5002 (STRIP_NAME_ENCODING): Use it.
5003 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
5004 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
5005 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
5006 prepare_scc_operands().
5007 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
5008 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
5009 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
5010 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
5011 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5012 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
5013 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
5014 used in shcompact_incoming_args.
5015 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
5016 change.
5017 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
5018 mode.
5019 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
5020 Adjust accordingly.
5021 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
5022 Simplify. Adjust. Add sanity check.
5023 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
5024 FPU_SINGLE_BIT.
5025 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
5026 TARGET_SHCOMPACT.
5027 (udivsi3, divsi3): Use them.
5028 (force_mode_for_call): New insn.
5029 (call, call_value, sibcall_value): Emit it before SHcompact
5030 calls.
5031 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5032 * config/sh/sh.md (call, call_value, sibcall): Make sure the
5033 call cookie is non-NULL before taking its value.
5034 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
5035 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
5036 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5037 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
5038 block.
5039 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
5040 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
5041 temporary for stack adjusts. Use MACL and MACH to pass
5042 arguments to shcompact_incoming_args.
5043 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
5044 clobber r1.
5045 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
5046 (nested_trampoline): Load static chain address into r1.
5047 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
5048 2001-01-07 Alexandre Oliva <aoliva@redhat.com
5049 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
5050 fp_arith_reg_operand().
5051 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
5052 * config/sh/sh.md (casesi): Sign-extend the first two operands,
5053 and use signed compares for them.
5054 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
5055 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
5056 ones properly aligned.
5057 (find_barrier): Account for extra alignment needed for 8-byte wide
5058 constants.
5059 (machine_dependent_reorg): Require a label for the second 4-byte
5060 constant after an 8-byte one.
5061 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
5062 change.
5063 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5064 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
5065 last_float when switching float modes.
5066 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
5067 auto-increment for general-purpose registers.
5068 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
5069 result.
5070 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
5071 for stack adjust.
5072 * config/sh/sh.c (sh_builtin_saveregs): Support using all
5073 registers for varargs.
5074 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
5075 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
5076 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
5077 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
5078 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
5079 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
5080 call_cookie accordingly.
5081 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
5082 (SHCOMPACT_BYREF): Likewise.
5083 (SHCOMPACT_FORCE_ON_STACK): New macro.
5084 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
5085 (sh_builtin_saveregs): Likewise.
5086 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
5087 shcompact_incoming_args): Use new shift values. Support
5088 sequences of consecutive and non-consecutive pushes/pops.
5089 * config/sh/sh.md (return): Don't explicitly use PR_REG.
5090 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
5091 * config/sh/sh.h (TEXT_SECTION): Define.
5092 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
5093 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5094 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
5095 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
5096 return values on FPU-enabled SHmedia.
5097 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
5098 FPU-enabled SHmedia.
5099 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
5100 value is returned in a non-FP reg and is not returned by
5101 reference.
5102 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
5103 jump_ind.
5104 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
5105 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
5106 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
5107 quad-aligned to be passed by callee-copy reference.
5108 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5109 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
5110 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
5111 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
5112 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
5113 copying low-numbered FP regs to r7 and r8.
5114 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
5115 FP regs to general-purpose regs only if the copy was passed on the
5116 stack.
5117 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
5118 copying FP reg to r9.
5119 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
5120 copy FP regs to general-purpose regs only in outgoing calls.
5121 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
5122 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
5123 HOST_WIDE_INT.
5124 * config/sh/sh.h (struct sh_args): Document all fields.
5125 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
5126 passed partially on the stack should not consider making
5127 sibcalls.
5128 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
5129 stack_regs only for incoming calls. When passing FP args,
5130 make sure there are FP regs available before modifying
5131 call_cookie.
5132 (SHCOMPACT_BYREF): Pass double args in general-purpose
5133 registers by reference.
5134 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
5135 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
5136 attempt to generate sibcalls if the caller got any arguments
5137 by reference.
5138 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
5139 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
5140 to 8-byte boundaries.
5141 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
5142 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
5143 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
5144 stored in the stack.
5145 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
5146 for the offsets to have the ISA bit set.
5147 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
5148 invocation. Use beq instead of bgt to mark end of sequence of
5149 loads.
5150 (shcompact_incoming_args): Fix store of r2. Use beq instead of
5151 bgt to mark end of sequence of stores.
5152 * config/sh/sh.c (arith_operand): Don't check whether
5153 CONST_OK_FOR_J for now.
5154 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
5155 instead of long for conversion.
5156 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
5157 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
5158 before passing it to fprintf.
5159 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
5160 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
5161 Call set_fpscr before reading/writing SR.
5162 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
5163 Call set_fpscr.
5164 * config/sh/lib1funcs.asm: Add `.align 2' directives before
5165 SHmedia code.
5166 (FMOVD_WORKS): Define on SH5 with FPU.
5167 (set_fpscr): Define on SH5. Remove separate _fpscr_values
5168 setting.
5169 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
5170 _fpscr_values.
5171 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
5172 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
5173 address.
5174 (ia_main_table): Ditto.
5175 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
5176 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
5177 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
5178 the definitions from sh.h.
5179 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
5180 TARGET_SH5.
5181 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
5182 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
5183 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
5184 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
5185 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
5186 Increment LABEL_NUSES.
5188 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
5189 TARGET_SH5.
5190 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
5191 defined.
5192 * config/sh/elf.h (SIZE_TYPE): Likewise.
5193 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
5194 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
5195 shcompact_incoming_args): Load switch table addresses using
5196 datalabel.
5197 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
5198 (NO_BUILTIN_SIZE_TYPE): Define.
5199 (SIZE_TYPE): Don't define.
5200 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
5201 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
5202 definition of __SH5__=32 for -m5-compact-nofpu.
5203 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
5204 ADDR_DIFF_VEC.
5205 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
5206 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
5207 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
5208 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
5209 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
5210 (INSN_LENGTH_ALIGNMENT): Likewise.
5211 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
5212 * config/sh/sh.md (call, call_value, sibcall): Simplify
5213 copying of non-branch-target register.
5214 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
5215 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
5216 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
5217 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
5218 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
5219 floating-point values as structs.
5220 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
5221 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
5222 general-purpose register.
5223 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
5224 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
5225 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
5226 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
5227 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
5228 (ENCODE_SECTION_INFO): Enclose variables and constants in
5229 DATALABEL unspecs.
5230 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
5231 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
5232 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
5233 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
5234 only for LABEL_REFs. For SYMBOL_REFs, prepend
5235 SH_DATALABEL_ENCODING to the symbol name.
5236 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
5237 convert_mode().
5238 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
5239 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
5240 UNSPEC_DATALABEL.
5241 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
5242 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
5243 (DATALABEL_REF_P): Don't require CONST.
5244 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
5245 REL label.
5246 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
5247 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
5248 right.
5249 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
5250 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
5251 Use shallow_copy_rtx and PUT_MODE to change the mode of
5252 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
5253 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
5254 on SHmedia using GENERAL_REGs.
5255 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
5256 bltu_media_i): Fix reversion of conditions.
5257 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
5258 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
5259 * config/sh/sh.c (output_far_jump): Save r13 in macl.
5260 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
5261 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
5262 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
5263 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
5264 (GCC_nested_trampoline): Likewise.
5265 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
5266 * config/sh/sh.c (gen_datalabel_ref): Define.
5267 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
5268 (INITIALIZE_TRAMPOLINE): Likewise.
5269 (TRAMPOLINE_ADJUST_ADDRESS): Define.
5270 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
5271 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
5272 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
5273 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
5274 (ic_invalidate): Adjust for SH5.
5275 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
5276 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
5277 _nested_trampoline.
5278 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
5279 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
5280 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
5281 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
5282 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
5283 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
5284 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
5285 * config/sh/sh.c (target_reg_operand): Match only target-branch
5286 registers and pseudos that aren't virtual registers.
5287 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
5288 Copy operands that don't match target_reg_operand to pseudos.
5289 (call_media, call_value_media, sibcall_media): Use
5290 target_reg_operand instead of target_operand.
5291 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
5292 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
5293 * config/sh/sh.c (target_reg_operand): Match hardware registers
5294 other than branch-target registers.
5295 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
5296 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
5297 (fpscr_values) [SH5 == 32]: Define.
5298 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
5299 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
5300 Handle function addresses coming in SUBREGs.
5301 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
5302 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
5303 shcompact_return_trampoline): Use datalabel where appropriate.
5304 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
5305 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
5306 general-purpose register to copy one branch-target register to
5307 another.
5308 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
5309 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
5310 SYMBOL_REFs with VOIDmode.
5311 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
5312 bltu_media_i): New insns.
5313 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
5314 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
5315 (INIT_CUMULATIVE_ARGS): Likewise.
5316 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
5317 * machmode.def (V16SFmode): New mode.
5318 * c-common.c (type_for_mode): Support V2SF and V16SF.
5319 * tree.c (build_common_tree_nodes_2): Likewise.
5320 * tree.h (tree_index): Likewise.
5321 * calls.c (emit_call_1): Take args_so_far. Adjust all
5322 callers. Introduce CALL_POPS_ARGS.
5323 * tm.texi (CALL_POPS_ARGS): Document.
5324 * config/sh/crt1.asm: Implement in SHmedia mode.
5325 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
5326 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
5327 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
5328 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
5329 Implement divsi and udivsi in SHmedia mode. Introduce
5330 SHcompact trampolines.
5331 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
5332 only in SHmedia64.
5333 (regno_reg_class): Rewrite.
5334 (fp_reg_names): Remove.
5335 (sh_register_names, sh_additional_register_names): New.
5336 (print_operand): Added `u'. Support SUBREGs in addresses.
5337 Add parentheses around shifted CONSTs.
5338 (output_file_start): Output .mode and .abi directives.
5339 (shiftcosts, addsubcosts, multcosts): Adjust.
5340 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
5341 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
5342 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
5343 bytes, not registers. Take into account the need for the
5344 SHcompact incoming args trampoline. Adjust all callers.
5345 (sh_expand_prologue): Take stack_regs into account. Call
5346 incoming args trampoline. Keep stack aligned as per SH5 ABI.
5347 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
5348 stack aligned as per SH5 ABI.
5349 (sh_builtin_saveregs): Support SH5 ABI.
5350 (sh_build_va_list, sh_va_start): Likewise.
5351 (initial_elimination_offset): Take alignment into account.
5352 Compute location of PR according to the SH5 stack frame.
5353 (arith_reg_operand): Reject branch-target registers.
5354 (shmedia_6bit_operand): New.
5355 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
5356 (target_reg_operand): Match DImode only. Accept SUBREGs.
5357 (target_operand): New.
5358 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
5359 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
5360 SIBCALL_REGS for SHmedia.
5361 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
5362 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
5363 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
5364 (TARGET_SWITCHES): New SH5 flags.
5365 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
5366 VALID_REGISTER_P to disable unsupported registers.
5367 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
5368 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
5369 (FUNCTION_ARG_PADDING): Define.
5370 (FASTEST_ALIGNMENT): Adjust.
5371 (SH_REGISTER_NAMES_INITIALIZER): New.
5372 (sh_register_names): Declare.
5373 (DEBUG_REGISTER_NAMES): Define.
5374 (REGISTER_NAMES): Define based on sh_register_names.
5375 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
5376 (sh_additional_register_names): Declare.
5377 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
5378 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
5379 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
5380 (REGISTER_NATURAL_MODE): Define.
5381 (FIRST_PSEUDO_REGISTER): Adjust.
5382 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
5383 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
5384 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
5385 (VECTOR_MODE_SUPPORTED_P): Define.
5386 (REG_CLASS_CONTENTS): Adjust.
5387 (SMALL_REGISTER_CLASSES): Adjust.
5388 (REG_ALLOC_ORDER): Adjust.
5389 (INDEX_REG_CLASS): Adjust.
5390 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
5391 (CONST_OK_FOR_LETTER_P): Adjust.
5392 (PREFERRED_RELOAD_CLASS): Adjust.
5393 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
5394 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
5395 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
5396 (FIRST_FP_PARM_REG): Adjust.
5397 (CALL_POPS_ARGS): Define.
5398 (FUNCTION_ARG_REGNO_P): Adjust.
5399 (struct sh_args): New fields.
5400 (GET_SH_ARG_CLASS): Adjust.
5401 (INIT_CUMULATIVE_ARGS): Adjust.
5402 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
5403 (FUNCTION_ARG_ADVANCE): Adjust.
5404 (FUNCTION_ARG): Adjust.
5405 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
5406 (FUNCTION_ARG_CALLEE_COPIES): Define.
5407 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
5408 (STRICT_ARGUMENT_NAMING): Define.
5409 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
5410 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
5411 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
5412 (SETUP_INCOMING_VARARGS): Adjust.
5413 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
5414 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
5415 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
5416 (SUBREG_OK_FOR_INDEX_P): Adjust.
5417 (EXTRA_CONSTRAINT_S): Update.
5418 (EXTRA_CONSTRAINT_T): New.
5419 (EXTRA_CONSTRAINT): Adjust.
5420 (GO_IF_LEGITIMATE_INDEX): Adjust.
5421 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
5422 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
5423 (MOVE_MAX): Adjust.
5424 (MAX_MOVE_MAX): Define.
5425 (Pmode): Adjust.
5426 (CONST_COSTS): Adjust.
5427 (REGISTER_MOVE_COST): Adjust.
5428 (BRANCH_COST): Adjust.
5429 (TEXT_SECTION_ASM_OP): Adjust.
5430 (DBX_REGISTER_NUMBER): Adjust.
5431 (ASM_OUTPUT_DOUBLE_INT): New.
5432 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
5433 (PREDICATE_CODES): Adjust.
5434 (PROMOTE_MODE): Adjust.
5435 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
5436 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
5437 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
5438 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
5439 (DR0_REG, DR2_REG, DR4_REG): Renumber.
5440 (TR0_REG, TR1_REG, TR2_REG): New.
5441 (XD0_REG): Renumber.
5442 (UNSPEC_COMPACT_ARGS): New.
5443 (type): Added pt and ptabs.
5444 (length): Default to 4 on SHmedia. Default pt length to 12
5445 and 20 on SHmedia32 and SHmedia64, respectively.
5446 (pt): New function unit.
5447 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
5448 Add whitespace between operands of SHmedia instructions.
5449 (movdicc): Fix.
5450 (adddi3_media, addsi3_media): Adjust constraints.
5451 (subsi3) [SHmedia]: Force operand 1 into a register.
5452 (udivsi3_i1_media, udivsi3_i4_media): New.
5453 (udivsi3): Support SHmedia.
5454 (divsi3_i1_media, divsi3_i4_media): New.
5455 (divsi3): Support SHmedia.
5456 (anddi3, iordi3, xordi3): Adjust constraints.
5457 (zero_extendhidi2, zero_extendqidi2): New.
5458 (extendsidi2, extendhidi2, extendqidi2): New.
5459 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
5460 (pop_e, pop_fpul, pop_4): Likewise.
5461 (movsi_media): Support FP and BT registers.
5462 (movsi_media_nofpu): New. Adjust splits to DImode.
5463 (lduw, ldub): Renamed to zero_extend* above.
5464 (movqi_media): Fix typo.
5465 (movdi_media): Support FP and BT registers.
5466 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
5467 (movdi_const_32bit): New.
5468 (shori_media): Require immediate operand. Use `u' for output.
5469 (movdf_media, movsf_media): Simplified.
5470 (movdf_media_nofpu, movsf_media_nofpu): New.
5471 (movdf, movsf): Adjust
5472 (movv2sf, movv2sf, movv16sf): New.
5473 (beq_media, beq_media_i): Adjust constraints. Don't use
5474 scratch BT register.
5475 (bne_media, bne_media_i): Likewise.
5476 (bgt_media, bgt_media_i): Likewise.
5477 (bge_media, bge_media_i): Likewise.
5478 (bgtu_media, bgtu_media_i): Likewise.
5479 (bgeu_media, bgeu_media_i): Likewise.
5480 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
5481 bunordered): Emit jump insn. Force operands to registers when
5482 needed.
5483 (jump_media, jump): Simplify.
5484 (call_compact, call_compact_rettramp): New.
5485 (call_value_compact, call_value_compact_rettramp): New.
5486 (call_media, call_value_media): Simplify.
5487 (sibcall_compact, sibcall_media): New.
5488 (call, call_value): Adjust for SHmedia and SHcompact.
5489 (sibcall, sibcall_value, untyped_call): Likewise.
5490 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
5491 (indirect_jump): Adjust for SHmedia.
5492 (casesi_jump_media): New.
5493 (nop): Re-enable for SHmedia.
5494 (call_site): Restrict to SH1.
5495 (casesi): Adjust for SHmedia.
5496 (casesi_shift_media, casesi_load_media): New.
5497 (return): Explicitly use PR register. Call return trampoline
5498 on SHcompact.
5499 (return_i): Explicitly use PR register.
5500 (shcompact_return_tramp, shcompact_return_tramp_i): New.
5501 (return_media): Adjust.
5502 (shcompact_incoming_args): New.
5503 (epilogue): Adjust.
5504 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
5505 (movstrsi): Disable on SH5.
5506 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
5507 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
5508 (subsf3, subsf3_media): Likewise.
5509 (mulsf3, mulsf3_media, mac_media): Likewise.
5510 (divsf3, divsf3_media): Likewise.
5511 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
5512 (floatsisf2, fux_truncsfsi2): Likewise.
5513 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
5514 constraints.
5515 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
5516 (cmpunsf_media, cmpsf): Likewise.
5517 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
5518 (abssf2, abssf2_media): Likewise.
5519 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
5520 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
5521 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
5522 (floatsidf2, fix_truncdfsi2): Likewise.
5523 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
5524 constraints.
5525 (cmpeqdf_media, cmpgtdf_media): Likewise.
5526 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
5527 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
5528 (absdf2, absdf2_media): Likewise.
5529 (extendsfdf2, extendsfdf2_media): Likewise.
5530 (truncsfdf2, truncsfdf2_media): Likewise.
5531 * config/sh/sh64.h: New file.
5532 * config/sh/t-sh64: New file.
5533 * config/sh/shmedia.h: New file.
5534 * config/sh/ushmedia.h: New file.
5535 * config/sh/sshmedia.h: New file.
5536 * configure.in: Added sh64-*-elf.
5537 * configure: Rebuilt.
5538 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
5539 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
5540 (reg_class_from_letter): Use `b' for TARGET_REGS.
5541 (print_operand): Support `%M', `%m', `AND' and
5542 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
5543 (andcosts): Adjust for SHmedia.
5544 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
5545 Likewise.
5546 (target_reg_operand): New function.
5547 * config/sh/sh-protos.h (target_reg_operand): Declare.
5548 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
5549 FP registers on SH5.
5550 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
5551 on SH4.
5552 (TARGET_REGISTER_P): New macro.
5553 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
5554 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
5555 (EXTRA_CONSTRAINT_S): New macro.
5556 (EXTRA_CONSTRAINT): Adjust.
5557 (FLOAT_TYPE_SIZE): Define to 32.
5558 (Pmode): DImode on SHmedia.
5559 (CONST_COSTS): Adjust for SHmedia literals.
5560 (PREDICATE_CODES): Added target_reg_operand.
5561 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
5562 * config/sh/sh.md: Remove all attrs from SHmedia insns.
5563 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
5564 (cmpdi): Accept SHmedia.
5565 (movdicc_false, movdicc_true): New insns.
5566 (movdicc): New expand.
5567 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
5568 no_new_pseudos.
5569 (addsi3_media): Match `S' constraint.
5570 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
5571 (negdi2): Expand for SHmedia.
5572 (one_cmpldi2): New expand.
5573 (zero_extendsidi2): Change from expand to insn.
5574 (extendsidi2): Add constraints.
5575 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
5576 LD/ST address. Fix SI immediate loading split.
5577 (movhi_media, movqi_media, lduw, ldub): New insns.
5578 (movhi, movqi): Accept SHmedia.
5579 (shori_media, movdi_media): Relax input constraints. Split
5580 symbolic constants.
5581 (movdf_media, movsf_media): New insn. New split to movdi.
5582 (movdf, movsf): Match on SHmedia.
5583 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
5584 bgeu_media): New insns and splits. New insns with `_i' suffix.
5585 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
5586 (bunordered): New expand.
5587 (jump_compact): Renamed from `jump'.
5588 (jump_media): New insn.
5589 (jump): New expand.
5590 (call_media, call_value_media): New insns.
5591 (call, call_value): Adjust.
5592 (indirect_jump_compact): Renamed from `indirect_jump'.
5593 (indirect_jump_media): New insn.
5594 (indirect_jump): New expand.
5595 (untyped_call, return): Accept SHmedia.
5596 (return_media): New insn.
5597 (prologue, epilogue, blockage): Accept SHmedia.
5598 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
5599 (sunordered): New expand.
5600 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
5601 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
5602 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
5603 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
5604 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
5605 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
5606 abssf2_media): New insns.
5607 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
5608 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
5609 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
5610 floatdidf2, floatsidf2_media, fix_truncdfdi2,
5611 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
5612 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
5613 absdf2_media): New insns.
5614 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
5615 (extendsfdf2_media, truncdfsf2_media): New insns.
5616 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
5617 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
5618 * config/sh/sh.h (CONST_OK_FOR_J): Document.
5619 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
5620 * config/sh/sh.md (adddi3): New expand.
5621 (adddi3_media, adddi3z_media): New insns.
5622 (adddi3_compact): Renamed from adddi3.
5623 (addsi3_media): Use add.l r63 to add constant zero.
5624 (subdi3): New expand.
5625 (subdi3_media): New insn.
5626 (subdi3_compact): Renamed from subdi3.
5627 (mulsidi3): New expand.
5628 (mulsidi3_media): New insn.
5629 (mulsidi3_compact): Renamed from mulsidi3.
5630 (umulsidi3): New expand.
5631 (umulsidi3_media): New insn.
5632 (umulsidi3_compact): Renamed from umulsidi3.
5633 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
5634 (ashlsi3, ashrsi3, lshrsi3): Use them.
5635 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
5636 (ashldi3, ashrdi3, lshrdi3): Use them.
5637 (zero_extendsidi2): New expand.
5638 (extendsidi2): New insn.
5639 (movsi_media): New insn. Split to movdi to load constants.
5640 (movsi): Enable for shmedia.
5641 (movdi_media): New insn. Use shori_media to load wide constants.
5642 (short_media): New insn.
5643 (movdi): Enable for shmedia.
5644 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
5645 * config/sh/sh.h (CPP_SPEC): Added `m5'.
5646 (SUBTARGET_CPP_SPEC): Added `!m5'.
5647 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
5648 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
5649 to all other SH variants.
5650 (TARGET_DEFAULT): Set to SH1_BIT.
5651 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
5652 (BITS_PER_WORD): Raise to 64 on shmedia.
5653 (MAX_BITS_PER_WORD): Change to 64.
5654 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
5655 (INT_TYPE_SIZE): Keep as 32.
5656 (UNITS_PER_WORD): Raise to 8 on shmedia.
5657 (MIN_UNITS_PER_WORD): Keep as 4.
5658 (POINTER_SIZE): Raise to 64 on shmedia.
5659 (CONST_OK_FOR_J): New macro.
5660 (CONST_OK_FOR_LETTER_P): Use it.
5661 (processor_type): Add PROCESSOR_SH5.
5662 * config/sh/sh.md: Conditionalize all expands, insns and
5663 splits to TARGET_SH1.
5664 (cpu): Added sh5.
5665 (addsi3_compact): Renamed from...
5666 (addsi3): Now an expand.
5667 (addsi3_media, subsi3_media): New insns.
5668 (subsi3): Don't negate constants with SHmedia.
5670 * hooks.c: New file.
5671 * hooks.h: New file.
5672 * Makefile.in (HOOKS_H): New.
5673 (TARGET_DEF_H): Added $(HOOKS_H).
5674 (OBJS): Added hooks.o.
5675 (cfgcleanup.o, bb-reorder.o): Added target.h.
5676 (hooks.o): Added dependencies.
5677 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
5678 (TARGET_INITIALIZER): this.
5679 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
5680 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
5681 * bb-reorder.c: Include target.h.
5682 (reorder_basic_blocks): Skip if cannot modify jumps.
5683 * cfgcleanup.c: Include target.h.
5684 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
5686 2002-02-08 Chris Demetriou <cgd@broadcom.com>
5688 * config/mips/mips.md (casesi_internal, casesi_internal_di):
5689 Protect jump delay slot instructions with .set noreorder and
5690 .set nomacro.
5692 2002-02-08 Chris Demetriou <cgd@broadcom.com>
5694 * config/mips/mips.md (casesi_internal_di): Calculate
5695 the index into the target offset table correctly.
5697 2002-02-08 Richard Henderson <rth@redhat.com>
5699 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
5700 * final.c (output_addr_const): Accept and discard SUBREG.
5701 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
5702 mark them unknown instead.
5703 (simplify_subtraction): Handle RTX_UNKNOWN.
5704 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
5706 2002-02-08 David Edelsohn <edelsohn@gnu.org>
5708 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
5710 2002-02-08 Richard Henderson <rth@redhat.com>
5712 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
5714 2002-02-08 Andreas Jaeger <aj@suse.de>
5716 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
5717 * config/i386/t-linux64: New file.
5719 2002-02-08 Jakub Jelinek <jakub@redhat.com>
5721 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
5722 * c-parse.in (compstmt): Clear last_expr_type.
5724 2002-02-07 Richard Henderson <rth@redhat.com>
5726 * loop.c (strength_reduce): Sink final_value when not
5727 eliminating a biv.
5729 2002-02-07 David O'Brien <obrien@FreeBSD.org>
5731 * config/sparc/freebsd.h: Fix mismatched spec {.
5733 2002-02-07 Richard Henderson <rth@redhat.com>
5735 * cfgrtl.c: Include recog.h and insn-config.h.
5736 (keep_with_call_p): Fix general_operand invocation.
5737 * Makefile.in (cfgrtl.o): Update dependencies.
5739 2002-02-07 Kazu Hirata <kazu@hxi.com>
5741 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
5742 comment. Accept HImode only if TARGET_H8300.
5744 2002-02-07 Eric Christopher <echristo@redhat.com>
5746 * config/mips/crtn.asm: Cleanup #ifdefs.
5748 2002-02-07 Eric Christopher <echristo@redhat.com>
5750 * config/mips/crti.asm: Add changes for mips16. mips16 uses
5751 register 7 as RA instead of $31.
5752 * config/mips/crtn.asm: Ditto.
5753 * config/mips/mips.c (mips_move_2words): Add case for
5754 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
5755 (compute_frame_size): Fix typo.
5756 (save_restore_insns): Ditto. Make documentation about using
5757 register $7 as return register more precise.
5758 (mips_expand_epilogue): Fix comment. Add code to work around not
5759 being able to add to the stack pointer directly.
5760 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
5761 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
5762 epilogue.
5764 2002-02-07 Tom Rix <trix@redhat.com>
5766 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
5767 immediates in ldu and stdu DS opcode field.
5768 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
5769 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
5770 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
5772 2002-02-07 Jeff Sturm <jsturm@one-point.com>
5774 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
5775 offset for stack bias.
5777 2002-02-07 H.J. Lu <hjl@gnu.org>
5779 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
5781 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
5783 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
5785 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
5787 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
5788 * i386.c (x86_order_regs_for_local_alloc): New global function.
5789 * i386.h (REG_ALLOC_ORDER): CLeanup.
5790 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
5792 2002-02-07 Richard Henderson <rth@redhat.com>
5794 PR optimization/2463
5795 * alias.c (find_base_value): Recall base values for fixed hard regs.
5796 * loop.c (loop_regs_update): Don't use single_set on non-insns.
5798 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
5800 * config/mips/mips.md (define_delay) [mips16]: Adjust required
5801 length.
5803 2002-02-06 Richard Henderson <rth@redhat.com>
5805 PR c/5609
5806 * stmt.c (resolve_operand_name_1): Take more care with mixed
5807 named and unnamed operands.
5809 2002-02-06 Janis Johnson <janis187@us.ibm.com>
5810 Jan Hubicka <jh@suse.cz>
5812 * loop.c (remove_constant_addition): Avoid clobbering a shared
5813 CONST expression.
5815 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
5817 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
5818 * config/s390/t-linux64: New file.
5819 * config/s390/libgcc-glibc.ver: New file.
5821 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
5823 * config/s390/linux64.h: Delete file.
5824 * config/s390/s390x.h: New file.
5825 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
5826 as target header file.
5827 * config/s390/linux.h (TARGET_VERSION): Define depending on
5828 DEFAULT_TARGET_64BIT.
5829 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
5830 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
5831 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
5832 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
5833 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
5834 (EXTRA_SPEC): New define.
5835 * config/s390/s390.h (TARGET_VERSION): Define depending on
5836 DEFAULT_TARGET_64BIT.
5837 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
5839 2002-02-06 Jason Merrill <jason@redhat.com>
5841 * c-decl.c (finish_function): Warn about a non-void function with
5842 no return statement and no abnormal exit.
5843 (current_function_returns_abnormally): New variable.
5844 (start_function): Clear it.
5845 (struct c_language_function): Add returns_abnormally.
5846 (push_c_function_context): Save it.
5847 (pop_c_function_context): Restore it.
5848 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
5849 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
5850 an explicit return type.
5851 * c-tree.h: Declare current_function_returns_abnormally.
5852 (C_FUNCTION_IMPLICIT_INT): New macro.
5853 * c-typeck.c (build_function_call): Set it.
5854 (c_expand_return): Set current_function_returns_value even if the
5855 value is erroneous.
5857 2002-02-06 Jakub Jelinek <jakub@redhat.com>
5859 PR c/5420:
5860 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
5861 unsafe for reevaluation.
5863 2002-02-06 Jakub Jelinek <jakub@redhat.com>
5865 PR c/5482:
5866 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
5867 EXPR_STMT, but COMPOUND_STMT, recurse into it.
5869 2002-02-06 Richard Henderson <rth@redhat.com>
5871 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
5872 be a general_operand. Dest for function value must be a pseudo.
5874 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
5876 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
5877 as SYMBOL_REFs from the constant pool.
5879 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
5881 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
5882 passed by invisible reference.
5884 2002-02-05 Richard Henderson <rth@redhat.com>
5886 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
5888 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
5890 Implement using "base addresses" in insn operands as default.
5891 * config/mmix/mmix.c (mmix_conditional_register_usage): if
5892 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
5893 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
5894 used to read the rtx value.
5895 (mmix_target_asm_function_epilogue): Fix spacing.
5896 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
5897 (mmix_legitimate_address): Ditto.
5898 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
5899 should be loaded with a GETA insn. Don't allocate needless extra
5900 char for nul termination and fix misleading comment.
5901 (mmix_print_operand_address): Handle constants if
5902 TARGET_BASE_ADDRESSES.
5903 (mmix_output_register_setting): Use base addressing if
5904 TARGET_BASE_ADDRESSES and the number of insns is 3.
5905 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
5906 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
5907 to use R as constraint, add LDA to match s.
5908 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
5909 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
5910 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
5911 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
5912 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
5913 order with other fixed registers.
5914 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
5915 other parameter/call-clobbered registers.
5916 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
5917 -mbase-addresses, -mno-base-addresses.
5918 (MMIX Options): Ditto.
5920 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5922 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
5924 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
5926 * config/rs6000/altivec.h: Change elem to _S_elem.
5928 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
5930 * config/netbsd.h (WCHAR_TYPE): Define.
5931 (WCHAR_TYPE_SIZE): Ditto.
5932 (WINT_TYPE): Ditto.
5933 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
5934 (WCHAR_UNSIGNED): Ditto.
5935 (WCHAR_TYPE_SIZE): Ditto.
5936 (WINT_TYPE): Ditto.
5937 * config/arm/netbsd.h: Likewise.
5938 * config/i386/netbsd-elf.h: Likewise.
5939 * config/i386/netbsd.h: Likewise.
5940 * config/m68k/netbsd-elf.h: Likewise.
5941 * config/m68k/netbsd.h: Likewise.
5942 * config/ns32k/netbsd.h: Likewise.
5943 * config/sparc/netbsd.h: Likewise.
5944 * config/vax/netbsd.: Likewise.
5946 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
5948 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
5949 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
5950 (TARGET_INITIALIZER): this.
5951 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
5952 (BITFIELD_NBYTES_LIMITED): Markup fix.
5953 * tree.h (default_ms_bitfield_layout_p): Declare.
5954 (record_layout_info): Added prev_field.
5955 * tree.c (default_ms_bitfield_layout_p): New fn.
5956 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
5957 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
5958 * stor-layout.c: Include target.h.
5959 (start_record_layout): Initialize prev_field.
5960 (place_field): Handle MS bit-field layout, and disregard
5961 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
5962 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
5963 * Makefile.in (stor-layout.o): Adjust dependencies.
5965 2002-02-05 Jason Merrill <jason@redhat.com>
5967 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
5969 2002-02-05 Andreas Jaeger <aj@suse.de>
5971 * crtstuff.c: Fix comments.
5973 2002-02-05 Richard Henderson <rth@redhat.com>
5975 PR fortran/3393
5976 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
5977 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
5979 PR fortran/3392
5980 * config/mips/mips.c (function_arg): Handle TImode.
5981 (function_arg_advance): Likewise.
5983 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5985 * config/rs6000/altivec.h (vec_step_help): Rename to
5986 __vec_step_help.
5988 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5990 * config/rs6000/altivec.h: Fix typos.
5992 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
5994 * config/arm/netbsd.h: Correct a comment.
5996 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5998 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
5999 building void typed builtins.
6001 * config/rs6000/altivec.h (vec_ld*): Fix typos.
6002 (vec_step): Implement for C++.
6004 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6006 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
6008 2002-02-04 Richard Henderson <rth@redhat.com>
6010 * combine.c (nonzero_bits): Re-introduce special case for
6011 sp/fp/ap wrt REGNO_POINTER_ALIGN.
6013 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6015 * doc/extend.texi: Warn about unsupported usage of altivec
6016 builtins.
6018 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
6019 (altivec_predicate_*): New.
6021 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
6022 Add C++ version of vec_*() functions.
6024 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
6025 (bdesc_2arg): Remove altivec predicates.
6026 (altivec_expand_builtin): Handle predicates.
6027 (altivec_init_builtins): Handle predicates.
6028 (altivec_expand_predicate_builtin): New.
6030 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6032 * pa.c (DO_FRAME_NOTES): Move forward.
6033 (store_reg): Revise handling of frame notes.
6034 (load_reg): Likewise.
6035 (set_reg_plus_d): Likewise.
6036 (hppa_expand_prologue): Likewise.
6037 (hppa_expand_epilogue): Likewise.
6039 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6041 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
6043 2002-02-04 Jakub Jelinek <jakub@redhat.com>
6045 PR c/4475, c++/3780:
6046 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
6047 * c-common.h (SWITCH_TYPE): Define.
6048 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
6049 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
6050 Rename spareness variable to sparseness.
6051 (expand_end_case_type): Renamed from expand_end_case, use orig_type
6052 if non-NULL instead of TREE_TYPE (orig_index).
6053 * tree.h (expand_end_case_type): Renamed from expand_end_case.
6054 (expand_end_case): Define using expand_end_case_type.
6055 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
6056 to expand_end_case_type.
6057 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
6059 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6061 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
6062 (BIGGEST_ALIGNMENT): Change to 128.
6064 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6066 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
6068 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6070 * pa.md (call_internal_reg_64bit): Remove unused variable.
6072 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
6074 * config/arm/arm.h (machine_function): Add uses_anonymous_args
6075 field.
6076 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
6077 * config/arm/arm.c (current_function_anonymous_args): Delete,
6078 replace uses with cfun->machine->uses_anonymous_args.
6079 (arm_reorg): Do not reset uses_anonymous_args.
6081 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
6082 any geenral register.
6084 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
6086 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
6087 the entry block.
6089 2002-02-04 Richard Henderson <rth@redhat.com>
6091 * combine.c (force_to_mode): Remove STACK_BIAS code.
6092 (nonzero_bits): Likewise. Replace sp/fp special case with
6093 REGNO_POINTER_ALIGN.
6095 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
6096 (HARD_FRAME_POINTER_REGNUM): New.
6097 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
6098 (FIXED_REGS, CALL_USED_REGS): Update.
6099 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
6100 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
6101 (HARD_REGNO_NREGS): Update for SFP.
6102 (STACK_POINTER_OFFSET): Include bias here ...
6103 (FIRST_PARM_OFFSET): ... not here.
6104 (STACK_BIAS): Remove.
6105 (INIT_EXPANDERS): New.
6106 (STARTING_FRAME_OFFSET): Do not include bias.
6107 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
6108 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
6109 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
6110 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
6111 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
6112 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
6113 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
6114 (MUST_SAVE_REGISTER): Likewise.
6115 (sparc_flat_function_prologue): Likewise.
6116 (sparc_flat_function_epilogue): Likewise.
6117 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
6118 (sparc_init_modes): SFP is GENERAL_REGS.
6119 (sparc_builtin_saveregs): SFP does not have bias applied.
6121 2002-02-04 Richard Henderson <rth@redhat.com>
6123 * config/alpha/alpha.c (current_function_is_thunk): Don't check
6124 current_function_is_thunk.
6125 (alpha_sa_mask): Distinguish between current_function_is_thunk
6126 called from ASM_OUTPUT_MI_THUNK and not.
6127 (alpha_does_function_need_gp): Thunks always need gp.
6128 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
6129 (alpha_output_mi_thunk_osf): New.
6130 * config/alpha/alpha-protos.h: Update.
6131 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
6133 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
6135 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
6136 function types, not when they're taken away.
6138 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
6140 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
6141 CODE_LABEL and jump table when replacing a table jump with a
6142 simple jump.
6144 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
6146 * config/s390/s390-protos.h (legitimize_la_operand,
6147 s390_secondary_input_reload_class, s390_plus_operand,
6148 s390_expand_plus_operand): Add prototypes.
6150 config/s390/s390.c (s390_secondary_input_reload_class,
6151 s390_plus_operand, s390_expand_plus_operand): New functions.
6153 (struct s390_address): New member 'pointer'.
6154 (s390_decompose_address): Compute it.
6155 (legitimate_la_operand_p): Use it.
6156 (legitimize_la_operand): New function.
6157 (movti, movdi, movdf splitters): Call it.
6159 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
6160 (PREDICATE_CODES): Add s390_plus_operand.
6162 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
6163 (la_ccclobber): Allow GENERAL_REGS as output operand.
6165 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
6166 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
6167 (*la_64, *la_31, reload_indi, reload_insi): ... these.
6169 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
6171 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
6172 register names for regular asm () construct.
6174 2002-02-04 Jakub Jelinek <jakub@redhat.com>
6176 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
6177 registers.
6179 2002-02-04 Jakub Jelinek <jakub@redhat.com>
6181 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
6182 pat for recog.
6184 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
6186 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
6187 constant pool to be identical by string address and index.
6189 2002-02-04 Anthony Green <green@redhat.com>
6191 * output.h (SECTION_OVERRIDE): Define.
6192 * varasm.c (named_section): Obey SECTION_OVERRIDE.
6194 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
6196 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
6197 by existing arm*-*-netbsd* (a.out) target.
6198 (ns32k-*-netbsdelf*): Likewise.
6199 (sparc-*-netbsdelf*): Likewise.
6200 (vax-*-netbsdelf*): Likewise.
6202 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
6204 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
6205 headers and libobjc headers.
6207 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
6209 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
6210 (_mingw.h): Remove duplicate include.
6212 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
6214 * config.gcc: Set cpu_type to m68k for 68010, as well.
6215 (m68010-*-netbsdelf*): New...
6216 (m68k*-*-netbsdelf*): ...targets.
6217 * config/m68k/netbsd-elf.h: New file.
6219 2002-02-02 Kazu Hirata <kazu@hxi.com>
6221 * config/h8300/h8300.c (hand_list): Move inside function_arg.
6223 2002-02-02 Kazu Hirata <kazu@hxi.com>
6225 * config/h8300/h8300.c (h8_push_ops): Move inside
6226 h8300_init_once.
6227 (h8_pop_ops): Likewise.
6228 (h8_move_ops): Likewise.
6230 2002-02-02 Kazu Hirata <kazu@hxi.com>
6232 * config/h8300/h8300.c (os_task): Make it static.
6233 (monitor): Likewise.
6234 (pragma_saveall): Likewise.
6236 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
6238 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
6239 constant is a valid sign-extension for Pmode.
6241 2002-02-02 Kazu Hirata <kazu@hxi.com>
6243 * config/h8300/h8300.c: Fix formatting.
6245 2002-02-02 Kazu Hirata <kazu@hxi.com>
6247 * config/h8300/h8300.md: Fix formatting.
6249 2002-02-02 Kazu Hirata <kazu@hxi.com>
6251 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
6252 predicates of operands[1]. Split the patterns for each
6253 processor variant.
6255 2002-02-02 Kazu Hirata <kazu@hxi.com>
6257 * config/h8300/h8300.md (xor patterns): Tighten the predicates
6258 of operands[1] to register_operand.
6260 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
6262 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
6263 * cpphash.c (_cpp_init_hashtable): Similarly.
6264 * cppinit.c (cpp_create_reader): Default the signed_char flag.
6265 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
6266 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
6267 (cpp_handle_option): Handle the new options.
6268 * cpplex.c (cpp_interpret_charconst): Use new flag.
6269 * cpplib.h (struct cpp_options): New member signed_char.
6270 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
6271 (cpp_options): Handle -fsigned-char and -funsigned-char.
6272 (static_specs): Remove signed_char_spec.
6273 (do_spec1): Don't handle %c.
6274 * system.h: Poison SIGNED_CHAR_SPEC.
6275 * tradcif.y (yylex): Use flag_signed_char.
6276 * tradcpp.h (flag_signed_char): New.
6277 * tradcpp.c (flag_signed_char): New.
6278 (main): Handle new command-line options.
6279 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
6280 config:
6281 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
6282 * avr/avr.h: Remove old comments.
6283 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
6284 (CC1_SPEC): Pass -fsigned-char if -mic*.
6285 (SIGNED_CHAR_SPEC): Remove.
6286 doc:
6287 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
6289 2002-02-01 Eric Christopher <echristo@redhat.com>
6291 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
6292 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
6293 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
6294 (ASM_OUTPUT_REG_POP): Ditto.
6296 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
6298 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
6299 patch.
6301 2002-02-02 Jakub Jelinek <jakub@redhat.com>
6303 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
6305 2002-02-02 Jakub Jelinek <jakub@redhat.com>
6307 PR c/5304:
6308 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
6309 unconditionally.
6311 2002-02-01 Janis Johnson <janis187@us.ibm.com>
6313 * cfganal.c: Include tm_p.h.
6314 (keep_with_call_p): Fix the test that determines if a register holds
6315 the return value of a call.
6317 2002-02-01 DJ Delorie <dj@redhat.com>
6319 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
6320 we are given conflicting registers, switch to the other one we
6321 had allocated for us.
6322 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
6323 as TImode so we know when the "other" register is available.
6325 2002-02-01 David O'Brien <obrien@FreeBSD.org>
6327 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
6328 sparc/sparc_bi.h.
6330 2002-02-01 Janis Johnson <janis187@us.ibm.com>
6332 * cfganal.c (keep_with_call_p): New function.
6333 (flow_call_edges_add): Prevent splitting a block between a call and
6334 a single-set instruction that should be kept in the same block.
6336 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6338 * doc/install.texi (avr): Update outdated URL.
6340 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
6342 * config/stormy16/stormy16.md (pushqi): New.
6343 (popqi): New.
6344 (pushhi): New.
6345 (pophi): New.
6346 (movhi): Remove stack operands.
6347 (movqi): Likewise.
6348 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
6349 nonimmediate_nonstack_operand.
6350 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
6351 New.
6352 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
6353 New.
6355 2002-01-31 Jason Merrill <jason@redhat.com>
6357 * Makefile.in (c-parse.c): Handle .output file.
6358 * objc/Make-lang.in (objc-parse.c): Likewise.
6360 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
6362 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
6363 the -me[lb] option is given. Don't output the default flag
6364 twice.
6366 2002-01-31 Zack Weinberg <zack@codesourcery.com>
6368 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
6369 the primary source file; this has not been done yet.
6370 * c-decl.c (c_expand_body): Reset input_filename from
6371 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
6373 2002-01-31 Kazu Hirata <kazu@hxi.com>
6375 * rtlanal.c (subreg_regno_offset): Do not use
6376 SUBREG_REGNO_OFFSET.
6377 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
6378 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
6380 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
6382 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
6383 version rather than GNATS version in --version output.
6385 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
6387 * ifcvt.c (noce_process_if_block): Make a copy of the destination
6388 when copying back from a temporary.
6390 2002-01-30 Richard Henderson <rth@redhat.com>
6392 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
6393 and new_dest are the same.
6395 2002-01-30 Richard Henderson <rth@redhat.com>
6397 PR opt/5076
6398 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
6399 * rtl.c (note_insn_name): Update.
6400 * emit-rtl.c (remove_unnecessary_notes): Kill it.
6401 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
6402 to perform loop rotation.
6403 (expand_exit_loop_top_cond): New.
6404 * tree.h (expand_exit_loop_top_cond): Declare it.
6405 * c-semantics.c (genrtl_while_stmt): Use it.
6406 (genrtl_for_stmt): Likewise.
6408 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
6410 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
6411 arguments to 64-bit boundaries on 64-bit ABIs.
6413 2002-01-30 Steve Ellcey <sje@cup.hp.com>
6415 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
6417 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
6419 * c-decl.c (grokdeclarator): Handle type being a typedef for an
6420 invalid type.
6422 2002-01-30 David O'Brien <obrien@FreeBSD.org>
6424 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
6425 * config/sparc/sparc_bi.h: Remove file.
6426 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
6428 2002-01-30 Richard Henderson <rth@redhat.com>
6430 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
6432 2002-01-30 Zack Weinberg <zack@codesourcery.com>
6434 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
6436 2002-01-30 Jason Merrill <jason@redhat.com>
6438 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
6439 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
6440 (reg_save): Use DW_CFA_offset_extended_sf instead.
6442 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
6444 2002-01-29 Jakub Jelinek <jakub@redhat.com>
6446 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
6447 in cselib_lookup.
6449 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
6451 * rs6000.md ("*call_value_local32"): Remove constraints.
6452 ("*call_value_local64"): Same.
6453 ("*call_value_indirect_nonlocal_aix32"): Same.
6454 ("*call_value_nonlocal_aix32"): Same.
6455 ("*call_value_indirect_nonlocal_aix64"): Same.
6456 ("*call_value_nonlocal_aix64"): Same.
6457 ("*call_value_nonlocal_sysv"): Same.
6459 2002-01-29 Richard Henderson <rth@redhat.com>
6461 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
6463 2002-01-29 Richard Henderson <rth@redhat.com>
6465 * expr.c (force_operand): Ignore flag_pic for detecting pic
6466 address loads.
6467 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
6468 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
6469 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
6470 instead of open-coded loop.
6471 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
6472 be fixed when in use.
6474 2002-01-29 Richard Henderson <rth@redhat.com>
6476 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
6477 * sched-rgn.c (propagate_deps): Update them.
6478 * sched-deps.c (sched_analyze_insn): Update them. Flush the
6479 clobbers list when either gets too long.
6481 2002-01-29 Jakub Jelinek <jakub@redhat.com>
6483 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
6484 and INDEX_REGS the same as GENERAL_REGS.
6485 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
6487 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
6489 * tree.c (build_nonstandard_integer_type): Correct prototype.
6491 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
6493 * config/s390/s390.md (movstrsico, movstrdix_64,
6494 movstrsix_31): Remove, replace by ...
6495 (movstrdi_short, movstrsi_short, movstrdi_long,
6496 movstrsi_long): ... these. New.
6497 (movstrdi, movstrsi): Adapt.
6499 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
6500 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
6501 Remove unnecessary CC clobber.
6502 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
6503 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
6505 (divmoddi4): Don't partially initialize TImode register.
6507 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
6509 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
6511 2002-01-29 Richard Henderson <rth@redhat.com>
6513 * flow.c (print_rtl_and_abort): Remove.
6514 (print_rtl_and_abort_fcn): Remove.
6515 (verify_local_live_at_start): Use dump_bb instead.
6516 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
6517 (verify_wide_reg_1): Return 2 on mode test failure.
6519 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
6521 PR c/3325, c/3326, c/2511, c/3347
6522 * c-decl.c (enum_decl_context): Remove BITFIELD.
6523 (grokdeclarator): Take bitfield width as an input.
6524 Ensure bitfields are given the correct type. Perform
6525 bitfield width validation with build_bitfield_integer_type
6526 rather than waiting for finish_struct.
6527 (grok_typename, grok_typename_in_parm_context, start_decl,
6528 push_parmdecl, grokfield, start_function): Update calls to
6529 grokdeclarator.
6530 (build_bitfield_integer_type): New function.
6531 (finish_struct): Move bitfield validation to grokdeclarator
6532 and build_bitfield_integer_type.
6533 * tree.c (build_nonstandard_integer_type): New function.
6534 * tree.h (build_nonstandard_integer_type): New prototype.
6535 objc:
6536 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
6538 2002-01-29 Jakub Jelinek <jakub@redhat.com>
6540 PR other/1502:
6541 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
6542 don't ignore unrecognized -W* options.
6543 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
6544 * cpplib.h (cpp_handle_option): Adjust prototype.
6545 * c-decl.c (c_decode_options): Pass 0 as last argument to
6546 cpp_handle_option.
6548 PR c/2896:
6549 * gcc.c (cpp_unique_options): Split from cpp_options.
6550 (cpp_options): Source cpp_unique_options.
6551 (default_compilers): Use cpp_unique_options instead of cpp_options
6552 when used together with cc1_options.
6553 (static_specs): Add cpp_unique_options.
6554 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
6555 when used together with cc1_options.
6557 2002-01-29 Kazu Hirata <kazu@hxi.com>
6559 * config/h8300/h8300-protos.h: Update the prototype of
6560 output_a_shift.
6561 * config/h8300/h8300.c (output_a_shift): Remove an unused
6562 argument 'insn'. Remove redundant code.
6563 * config/h8300/h8300.md: Adust to the new prototype of
6564 output_a_shift.
6566 2002-01-29 Kazu Hirata <kazu@hxi.com>
6568 * config/h8300/h8300-protos.h: Update the prototypes of
6569 emit_a_rotate and expand_a_rotate.
6570 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
6571 first argument to 'enum rtx_code'.
6572 (expand_a_rotate): Likewise.
6574 2002-01-28 Kazu Hirata <kazu@hxi.com>
6576 * config/h8300/h8300-protos.h: Update the prototype of
6577 output_simode_bld.
6578 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
6579 'log2'.
6580 * config/h8300/h8300.md: Adjust to the new prototype.
6582 2002-01-28 Kazu Hirata <kazu@hxi.com>
6584 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
6585 redundant code.
6587 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6589 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
6590 is a fixed register before returning pic_offset_table_rtx.
6591 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
6592 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
6594 2002-01-28 Jason Merrill <jason@redhat.com>
6596 * dwarf2.h: Sync with src version.
6598 2002-01-28 Paul Koning <pkoning@equallogic.com>
6600 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
6601 BT_FN_VOID_PTR_VAR.
6602 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
6603 * doc/extend.texi (__builtin_prefetch): Update documentation:
6604 first argument is now const void ptr.
6606 2002-01-28 Kazu Hirata <kazu@hxi.com>
6608 * config/h8300/h8300-protos.h: Remove an unused prototype.
6610 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
6612 * toplev.c (lang_independent_init): Round up identifier size.
6614 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
6616 * config.gcc: Revert previous change.
6618 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
6620 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
6622 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
6624 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
6625 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
6626 other non-elf netbsd config frags.
6627 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
6628 collect2 will does that.
6629 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
6630 shared-lib frobbing will work.
6632 2002-01-28 Kazu Hirata <kazu@hxi.com>
6634 * config/h8300/h8300.h: Fix formatting.
6635 * config/h8300/h8300.md: Likewise.
6637 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
6639 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
6640 the old, removed AAA_standards fix.
6641 * fixinc/fixincl.x: Rebuilt.
6643 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
6645 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
6646 atexit call in crtbegin, hooked in after call to frame_dummy;
6647 register EH before registering __fini__start.
6649 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
6651 * config/rs6000/altivec.h: Remove spurious semicolons.
6653 2002-01-27 Kazu Hirata <kazu@hxi.com>
6655 * config/h8300/h8300.md: Replace dead bit extraction patterns
6656 with ones that work.
6658 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6660 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
6661 if not STRICT_ALIGNMENT.
6662 * rtl.h (MEM_ALIGN): Likewise.
6664 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
6666 * doc/invoke.texi (-fdump-translation-unit): Revert this
6667 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
6669 2002-01-27 Kazu Hirata <kazu@hxi.com>
6671 * config/h8300/h8300.md (define_constants): New.
6672 (anonymous patterns) Use defined constants appropriately.
6674 2002-01-27 Kazu Hirata <kazu@hxi.com>
6676 * config/h8300/h8300.c (function_arg): Remove redundant code.
6678 2002-01-26 Richard Henderson <rth@redhat.com>
6680 * sched-deps.c (reg_pending_uses_head): New.
6681 (reg_pending_barrier): Rename from reg_pending_sets_all.
6682 (find_insn_list): Don't mark inline.
6683 (find_insn_mem_list): Remove.
6684 (add_dependence_list, add_dependence_list_and_free): New.
6685 (flush_pending_lists): Replace only_write param with separate
6686 for_read and for_write parameters. Update all callers. Use
6687 add_dependence_list_and_free.
6688 (sched_analyze_1): Do not add reg dependencies here; just set
6689 the pending bits. Use add_dependence_list.
6690 (sched_analyze_2): Likewise.
6691 (sched_analyze_insn): Replace schedule_barrier_found with
6692 reg_pending_barrier. Add all dependencies for pending reg
6693 uses, sets, and clobbers.
6694 (sched_analyze): Don't add reg dependencies for calls, just
6695 set pending bits. Use regs_invalidated_by_call. Treat
6696 sched_before_next_call as a normal list, not a fake insn.
6697 (init_deps): No funny init for sched_before_next_call.
6698 (free_deps): Free pending mems lists. Don't zero reg_last.
6699 (init_deps_global): Init reg_pending_uses.
6700 (finish_deps_global): Free it.
6701 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
6702 (find_insn_mem_list): Remove.
6703 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
6704 (propagate_deps): Use them. Zero temp mem lists.
6706 2002-01-26 Richard Henderson <rth@redhat.com>
6708 * Makefile.in (CRTSTUFF_CFLAGS): New.
6709 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
6710 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
6711 crtstuff.c instead of alpha assembly version.
6712 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
6713 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
6714 not FORCE_{INIT,FINI}_SECTION_ALIGN.
6715 (__do_global_dtors_aux): Mark used.
6716 (frame_dummy, __do_global_ctors_aux): Mark used.
6717 (fini_dummy, init_dummy): Remove.
6719 * config/alpha/crtbegin.asm: Remove file.
6720 * config/alpha/crtend.asm: Remove file.
6721 * config/alpha/t-crtbe: Remove file.
6722 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
6723 (LINK_EH_SPEC): New.
6725 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
6726 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
6727 calling constructors.
6728 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
6730 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
6731 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
6732 CRT_END_INIT_DUMMY hack.
6733 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
6734 FORCE_{INIT,FINI}_SECTION_ALIGN.
6736 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
6737 FORCE_{INIT,FINI}_SECTION_ALIGN.
6739 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
6740 invocation sequence.
6741 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
6743 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
6744 (FORCE_CODE_SECTION_ALIGN): New.
6746 2002-01-26 Richard Henderson <rth@redhat.com>
6748 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
6750 2002-01-26 Richard Henderson <rth@redhat.com>
6752 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
6753 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
6755 2002-01-26 Kazu Hirata <kazu@hxi.com>
6757 * config/h8300/h8300.md: Remove bit extraction patterns that
6758 cannot be triggered.
6759 Restrict each bit extraction pattern to a variant on which the
6760 pattern is tested.
6762 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
6764 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
6766 2002-01-26 Kazu Hirata <kazu@hxi.com>
6768 * config/h8300/h8300.md: Remove bit test patterns that cannot
6769 be triggered.
6770 Restrict each bit test pattern to a variant on which the
6771 pattern is tested.
6773 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6775 * builtins.c (expand_builtin_strncat): Remove redundant check for
6776 INTEGER_CST.
6778 2002-01-25 David O'Brien <obrien@FreeBSD.org>
6780 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
6781 default setting.
6782 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
6783 existing setting.
6785 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
6787 * dbxout.c (dbxout_init): Use assemble_name rather than just
6788 stripping off the first character.
6789 (dbxout_source_file): Likewise.
6791 2002-01-25 DJ Delorie <dj@redhat.com>
6793 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
6794 using rtx_equal_p, not by comparing pointers.
6796 2002-01-25 Steve Ellcey <sje@cup.hp.com>
6798 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
6799 for PIC_OFFSET_TABLE_REGNUM.
6800 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
6802 2002-01-25 David O'Brien <obrien@FreeBSD.org>
6804 * config.gcc (x86_64-*-freebsd*): New target.
6805 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
6806 value.
6807 (i[34567]86-*-freebsd*): Don't include svr4.h.
6808 * config/i386/freebsd64.h: New file.
6810 2002-01-25 Douglas B Rupp <rupp@gnat.com>
6812 * config/alpha/x-vms (version): Make static.
6814 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
6815 in previous checkin.
6817 * Makefile.in (install-headers-cp): New target.
6818 * config.gcc (alpha-dec-*vms*): Install headers with
6819 install-headers-cp
6821 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
6823 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
6824 avoid it's copies.
6826 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6828 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
6829 of compare_tree_int.
6830 (expand_builtin_strncat): Likewise.
6831 * c-decl.c (finish_struct): Use tree_low_cst.
6832 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
6833 * tree.c (compare_tree_int): Likewise.
6835 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
6837 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
6838 adjustments even if they are implemented by more than two insns.
6840 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
6842 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
6843 * df.h (struct ref): Kill B.
6844 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
6846 * basic-block.h (PROP_EQUAL_NOTES): New flag.
6847 * flow.c (propagate_one_insn): Use it.
6848 (mark_used_regs): Handle NIL.
6850 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
6852 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
6853 to help folding.
6855 2002-01-25 David Edelsohn <edelsohn@gnu.org>
6857 * rs6000.md (prefetch): Make address V4SI mode so that the address
6858 is restricted to legitimate form for instruction.
6860 2002-01-25 Bob Wilson <bob.wilson@acm.org>
6862 * doc/install.texi (xtensa-*-elf): New target.
6863 (xtensa-*-linux*): New target.
6864 * doc/contrib.texi: Add myself.
6866 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
6868 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
6869 purpose register to hold an SImode (or smaller) value.
6871 2002-01-25 Jakub Jelinek <jakub@redhat.com>
6873 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
6874 registry only.
6875 * crtstuff.c: Likewise.
6877 2002-01-25 Kazu Hirata <kazu@hxi.com>
6879 * config/h8300/h8300.md (negation patterns): Tighten
6880 predicates to register_operand.
6882 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
6884 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
6885 mode, not Pmode.
6887 * builtins.c (expand_builtin_prefetch): Same.
6889 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6891 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
6892 modes.
6894 2002-01-24 Kazu Hirata <kazu@hxi.com>
6896 * config/h8300/h8300.c (print_operand): Remove support for
6897 operand character 'A'.
6898 * config/h8300/h8300.md (three anonymous patterns): Replace
6899 operand character 'A' with either 'T' or 'S'.
6901 2002-01-24 Kazu Hirata <kazu@hxi.com>
6903 * config/h8300/h8300.c (print_operand): Remove support for
6904 operand character 'U'.
6906 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
6908 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
6910 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
6912 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
6913 values to be assigned to the stack pointer.
6915 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
6917 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
6918 to const_double needs to be done right for big-endian systems.
6920 2002-01-24 Jason Merrill <jason@redhat.com>
6922 PR c++/2432
6923 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
6924 to can_throw_internal.
6926 2002-01-23 Richard Henderson <rth@redhat.com>
6928 * fold-const.c (fold): Change UINT_MAX test to check vs precision
6929 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
6931 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6933 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
6934 (symGOT2reg): Use them, then set as GOT value as unchanging.
6935 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
6936 as a temporary, if possible.
6937 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
6938 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
6940 2002-01-23 Kazu Hirata <kazu@hxi.com>
6942 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
6943 accept to accept 0x80 as operands[2].
6945 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6947 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
6949 2002-01-23 Richard Henderson <rth@redhat.com>
6951 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
6953 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
6955 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
6956 (parmlist_or_identifiers_1): Verify that only a parmlist follows
6957 an attribute.
6959 2002-01-23 Richard Henderson <rth@redhat.com>
6961 * expr.c (move_by_pieces_1): Extend size before negation.
6963 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
6964 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
6965 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
6966 * config/m68k/t-m68kelf: Likewise.
6968 2002-01-23 Bob Wilson <bob.wilson@acm.org>
6970 * config/xtensa/elf.h: New file.
6971 * config/xtensa/lib1funcs.asm: New file.
6972 * config/xtensa/lib2funcs.S: New file.
6973 * config/xtensa/linux.h: New file.
6974 * config/xtensa/t-xtensa: New file.
6975 * config/xtensa/xtensa-config.h: New file.
6976 * config/xtensa/xtensa-protos.h: New file.
6977 * config/xtensa/xtensa.c: New file.
6978 * config/xtensa/xtensa.h: New file.
6979 * config/xtensa/xtensa.md: New file.
6980 * config.gcc (xtensa-*-elf*): New target.
6981 (xtensa-*-linux*): New target.
6982 * cse.c (canon_hash): Compare rtx pointers instead of register
6983 numbers. This is required for the Xtensa port.
6984 * integrate.c (copy_insn_list): Handle case where the static
6985 chain is in memory and the memory address has to be copied to
6986 a register.
6987 * doc/invoke.texi (Option Summary): Add Xtensa options.
6988 (Xtensa Options): New node.
6989 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
6991 2002-01-23 Zack Weinberg <zack@codesourcery.com>
6993 * diagnostic.c (internal_error): Do ICE suppression only
6994 when ENABLE_CHECKING is not defined.
6996 * c-typeck.c (require_complete_type): Return error_mark_node
6997 if type is error_mark_node.
6999 2002-01-23 Janis Johnson <janis187@us.ibm.com>
7001 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
7002 -Os and issue a warning.
7004 2002-01-23 Zack Weinberg <zack@codesourcery.com>
7006 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
7007 current (lack of) need for host configuration by hand.
7009 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
7010 references. Documentation of some target macros moved from
7011 hostconfig.texi to tm.texi.
7013 2002-01-23 Will Cohen <wcohen@redhat.com>
7015 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
7016 defined.
7018 2002-01-23 Kazu Hirata <kazu@hxi.com>
7020 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
7021 operand[3].
7023 2002-01-23 Jason Merrill <jason@redhat.com>
7025 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
7027 * function.c (assign_parms): Don't put args of inline functions
7028 into registers when not optimizing.
7030 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
7032 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
7033 (prologue_use): New pattern.
7034 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
7035 preference to gen_rtx_USE.
7036 (thumb_expand_prologue): Use gen_prologue_use in preference to
7037 gen_rtx_USE.
7038 (thumb_expand_epilogue): Use gen_prologue_use in preference to
7039 gen_rtx_USE.
7041 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
7043 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
7045 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
7047 PR c/3504
7048 * doc/extend.texi: Correct documentation of __alignof__.
7050 2002-01-22 Zack Weinberg <zack@codesourcery.com>
7052 * params.h: Rename arguments of DEFPARAM so that it will be
7053 recognized as a translation keyword.
7055 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
7057 * extend.texi: Document altivec functions.
7058 Fix N-bit adjectives in X86 builtin documentation.
7060 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
7062 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
7063 auto_inc_dec values.
7065 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
7067 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
7068 after backslash.
7069 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
7071 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
7073 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
7075 2002-01-22 Richard Henderson <rth@redhat.com>
7077 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
7078 copy_insn not copy_rtx.
7080 2002-01-23 Alan Modra <amodra@bigpond.net.au>
7082 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
7083 "nonzero" as that might add "1" bits. Ensure "constop" is
7084 properly sign extened.
7085 (force_to_mode): Tweak for sign extended constop.
7087 2002-01-22 Richard Henderson <rth@redhat.com>
7089 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
7090 for_each_rtx instead of assuming we're already looking at the MEM.
7091 (split_small_symbolic_mem_operand): Likewise.
7092 * config/alpha/alpha.h (PREDICATE_CODES): Update.
7093 * config/alpha/alpha.md (small symbolic memory splitters): Update.
7095 2002-01-22 Richard Henderson <rth@redhat.com>
7097 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
7098 sequence number for the literal.
7099 (divmoddi_internal_er): Likewise.
7101 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
7103 PR java/4972
7104 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
7105 in LIBICONV variable.
7106 * configure: Regenerated.
7108 2002-01-22 Krister Walfridsson <cato@df.lth.se>
7110 * dependence.c (build_def_use): Remove array_idx.
7112 * dwarfout.c (last_filename): Remove.
7113 (output_compile_unit_die): Remove last_filename.
7115 2002-01-22 Roger Sayle <roger@eyesopen.com>
7116 Richard Henderson <rth@redhat.com>
7118 PR opt/3640
7119 * fold-const.c (fold): Optimize unsigned comparisons against
7120 UINT_MAX (and similar unsigned constants).
7122 2002-01-22 Janis Johnson <janis187@us.ibm.com>
7124 * Makefile.in (loop.o): Depend on OPTABS_H.
7125 * loop.c (emit_prefetch_instructions): Check the prefetch operand
7126 against the predicate.
7128 PR target/5379
7129 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
7130 for the address operand.
7132 2002-01-22 Richard Henderson <rth@redhat.com>
7134 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
7136 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
7138 PR other/5450
7139 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
7140 preprocessor flags.
7142 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
7144 * config.gcc (x86_64-*-netbsd*): New target.
7145 * config/i386/netbsd64.h: New file.
7147 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
7149 * regrename.c (kill_value): Fix typo.
7151 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
7153 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
7155 * config/rs6000/rs6000.h: Same.
7157 * function.c (instantiate_virtual_regs): Remove
7158 STARTING_FRAME_PHASE.
7159 (assign_stack_local_1): Same.
7160 Calculate frame phase.
7162 2002-01-22 Nick Clifton <nickc@redhat.com>
7164 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
7165 variable declaration to outer scope in order to simplify
7166 future extensions.
7167 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
7168 arm_hard_regno_mode_ok.
7169 * config/arm/arm-protos.h: Add a prototype for
7170 arm_hard_regno_mode_ok.
7171 * config/arm/arm.c (soft_df_operand): Remove now redundant
7172 check for DImode values using IP_REGNUM.
7173 (nonimmediate_soft_df_operand): Remove now redundant check for
7174 DImode values using IP_REGNUM.
7175 (arm_hard_regno_mode_ok): New function. New check: make sure
7176 that DImode values are not stored in IP_REGNUM.
7178 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
7179 note with a USE.
7180 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
7182 2002-01-22 Jason Merrill <jason@redhat.com>
7184 * c-semantics.c (genrtl_compound_stmt): Only check nesting
7185 consistency if this COMPOUND_STMT is scoped.
7187 2002-01-22 Kazu Hirata <kazu@hxi.com>
7189 * predict.c: Fix formatting.
7190 * print-tree.c: Likewise.
7191 * protoize.c: Likewise.
7192 * real.h: Likewise.
7193 * rtl.h: Likewise.
7194 * sbitmap.h: Likewise.
7195 * scan.c: Likewise.
7196 * sched-deps.c: Likewise.
7197 * sched-vis.c: Likewise.
7198 * sdbout.c: Likewise.
7199 * sibcall.c: Likewise.
7200 * ssa.c: Likewise.
7201 * ssa-ccp.c: Likewise.
7202 * ssa-dce.c: Likewise.
7203 * stmt.c: Likewise.
7204 * stor-layout.c: Likewise.
7205 * system.h: Likewise.
7207 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7209 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
7210 if fits in bounds of base type.
7212 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
7213 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
7214 (add_bound_info, default): If can't find a context, make a
7215 SAVE_EXPR.
7216 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
7218 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
7220 * c-typeck.c (parser_build_binary_op): If result from
7221 build_binary_op is ERROR_MARK just return error_mark_node without
7222 further processing.
7224 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
7226 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
7227 Split a.out-specific bits into...
7228 * config/netbsd-aout.h: ...this.
7229 * config/netbsd-elf.h: New file.
7230 * config/alpha/netbsd-elf.h: Remove.
7231 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
7232 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
7233 (STARTFILE_SPEC): Remove redundant definition.
7234 (ENDFILE_SPEC): Likewise.
7235 (LINK_SPEC): Likewise.
7236 (CPP_SPEC): Likewise.
7237 (ASM_SPEC): Likewise.
7238 (LIB_SPEC): Likewise.
7239 (SWITCH_TAKES_ARG): Likewise.
7240 (TARGET_MEM_FUNCTIONS): Likewise.
7241 (CPP_PREDEFINES): Redefine.
7242 (ASM_FINAL_SPEC): Remove redefinition.
7243 (ASM_COMMENT_START): Redefine.
7244 (FUNCTION_PROFILER): Define.
7245 (TARGET_VERSION): Redefine.
7246 Comment and formatting cleanup.
7247 * config/i386/netbsd.h: Include <netbsd-aout.h>.
7248 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
7249 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
7250 big- or little-endian.
7251 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
7252 * config.gcc (*-*-netbsd*): Add definitions common to all
7253 NetBSD configs.
7254 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
7255 gnu_ld definitions. Add netbsd-elf.h to and remove
7256 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
7257 tmake_file, and don't lose previous tmake_file contents.
7258 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
7259 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
7260 gnu_ld definitions. Add netbsd-elf.h to tm_file.
7261 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
7262 (mipsel-*-netbsd*): Rename this to...
7263 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
7264 mips/little.h to tm_file for mips*el-*.
7265 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
7266 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
7267 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
7269 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
7271 * pa-protos.h (reg_before_reload_operand): New function prototype.
7272 * pa.c (reg_before_reload_operand): New function implementation.
7273 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
7274 contraints to "*m".
7276 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7278 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
7280 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
7282 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
7283 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
7284 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
7285 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
7286 (ENDFILE_SPEC): Undefine.
7287 (STARTFILE_SPEC): Redefine for PA.
7289 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7291 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
7293 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
7295 * config.gcc: Add entries to supported PowerPC --with-cpu
7296 types.
7298 2002-01-21 Jakub Jelinek <jakub@redhat.com>
7300 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
7301 true for 64-bit mode only SSE registers in 32-bit mode.
7303 2002-01-21 Kazu Hirata <kazu@hxi.com>
7305 * unwind-dw2.c: Fix formatting.
7306 * unwind-dw2-fde.c: Likewise.
7307 * unwind-dw2-fde.h: Likewise.
7308 * unwind-pe.h: Likewise.
7309 * varasm.c: Likewise.
7310 * varray.h: Likewise.
7312 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7314 Remove workaround for register stack overwrite bug in mmix.
7315 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
7316 support for TARGET_REG_STACK_FILL_BUG.
7317 * config/mmix/mmix.h: Remove member has_call_without_parameters.
7318 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
7319 Delete.
7320 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
7321 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
7322 -mno-reg-stack-fill-bug-workaround.
7323 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
7324 machine member has_call_without_parameters.
7325 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
7326 -mreg-stack-fill-bug-workaround and
7327 -mno-reg-stack-fill-bug-workaround.
7328 (MMIX Options): Ditto.
7330 2002-01-21 Kazu Hirata <kazu@hxi.com>
7332 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
7333 as appropriate.
7334 Remove redundant code.
7336 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
7338 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
7339 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
7340 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
7341 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
7342 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
7343 out target macro definitions and non-target-specific comments
7344 mostly taken from old versions of the manual.
7346 2002-01-20 Kazu Hirata <kazu@hxi.com>
7348 * config/h8300/h8300.h: Fix comment formatting.
7349 * config/ia64/aix.h: Likewise.
7350 * config/ia64/ia64-protos.h: Likewise.
7351 * config/ia64/ia64.c: Likewise.
7352 * config/ia64/ia64.h: Likewise.
7353 * config/ia64/ia64intrin.h: Likewise.
7354 * config/ia64/linux.h: Likewise.
7355 * config/ia64/unwind-aix.c: Likewise.
7356 * config/ia64/unwind-ia64.c: Likewise.
7358 2002-01-20 Kazu Hirata <kazu@hxi.com>
7360 * config/h8300/h8300.c: Revise comments about shift code.
7362 2002-01-20 Kazu Hirata <kazu@hxi.com>
7364 * config/h8300/h8300.c (function_arg): Update a comment.
7366 2002-01-20 Kazu Hirata <kazu@hxi.com>
7368 * config/h8300/h8300.md: Update the comments at the beginning
7369 of the file.
7371 2002-01-20 Kazu Hirata <kazu@hxi.com>
7373 * config/i370/i370.c: Fix comment formatting.
7374 * config/i370/i370.h: Likewise.
7375 * config/i370/i370.md: Likewise.
7376 * config/i370/linux.h: Likewise.
7378 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7380 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
7382 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
7383 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
7384 in incomplete case.
7386 2002-01-20 Graham Stott <grahams@redhat.com>
7388 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
7390 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
7392 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
7394 2002-01-19 Tom Rix <trix@redhat.com>
7396 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
7398 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
7400 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
7402 * function.c (assign_stack_local_1): Adjust x_frame_offset with
7403 STARTING_FRAME_PHASE.
7404 (STARTING_FRAME_PHASE): New.
7405 (instantiate_virtual_regs): Check saneness of
7406 STARTING_FRAME_PHASE.
7408 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
7410 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
7412 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
7414 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
7416 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
7417 be used for bootstrapping GCC 3.0.
7419 2002-01-18 Kazu Hirata <kazu@hxi.com>
7421 * config/h8300/h8300.md: Fix an insn length.
7423 2002-01-18 Kazu Hirata <kazu@hxi.com>
7425 * bitmap.h: Fix comment formatting.
7426 * combine.c: Likewise.
7427 * cppfiles.c: Likewise.
7428 * c-pragma.h: Likewise.
7429 * c-typeck.c: Likewise.
7430 * df.c: Likewise.
7431 * dwarf2out.c: Likewise.
7432 * function.c: Likewise.
7433 * gcc.c: Likewise.
7434 * genattrtab.c: Likewise.
7435 * gthr-win32.h: Likewise.
7436 * haifa-sched.c: Likewise.
7437 * predict.c: Likewise.
7438 * rtlanal.c: Likewise.
7439 * rtl.h: Likewise.
7440 * unwind-dw2-fde.h: Likewise.
7441 * unwind-pe.h: Likewise.
7442 * vmsdbgout.c: Likewise.
7444 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7446 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
7447 if type_required and passed decl.
7449 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
7451 * config.gcc (cpu_type): Include altivec.h in powerpc
7452 extra_headers.
7453 Same for darwin.
7455 * config/rs6000/altivec.h: New.
7457 2002-01-17 David Edelsohn <edelsohn@gnu.org>
7459 * doc/install.texi (*-ibm-aix*): Update assembler and exception
7460 handling information.
7461 * doc/trouble.texi (Interoperation): Add libstdc++ information
7462 for AIX.
7463 (Misunderstandings): Add template instantiation and static template
7464 member information for AIX.
7466 2002-01-17 Jason Merrill <jason@redhat.com>
7468 * dbxout.c (dbxout_type): Support const and volatile.
7470 * except.c (add_partial_entry): Remove backwards compatibility code.
7471 (end_protect_partials): Likewise.
7473 2002-01-17 Jakub Jelinek <jakub@redhat.com>
7475 * config/ia64/ia64.md (prologue_use): New.
7476 * config/ia64/ia64.c (ia64_expand_prologue): Use
7477 gen_prologue_use instead of gen_rtx_USE.
7478 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
7479 as CODE_FOR_pred_rel_mutex.
7480 (ia64_sched_reorder2): Likewise.
7482 2002-01-16 Eric Christopher <echristo@redhat.com>
7484 * config/mips/r3900.h: Reformat.
7485 (SUBTARGET_CPP_SIZE_SPEC): Remove.
7486 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
7487 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
7488 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
7489 * config/mips/t-elf: Remove mips3 multilib.
7491 2002-01-16 H.J. Lu <hjl@gnu.org>
7493 * config/mips/linux.h: Include "mips/abi64.h".
7495 2002-01-16 H.J. Lu <hjl@gnu.org>
7497 * config/mips/t-linux: New.
7499 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
7501 * config/mips/linux.h: Don't include "gofast.h".
7502 (INIT_SUBTARGET_OPTABS): Removed.
7504 2002-01-16 Kazu Hirata <kazu@hxi.com>
7506 * config/h8300/h8300-protos.h: Replace emit_a_shift with
7507 output_a_shift.
7508 * config/h8300/h8300.c: Likewise.
7509 * config/h8300/h8300.md: Likewise.
7511 2002-01-16 Kazu Hirata <kazu@hxi.com>
7513 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
7514 spaces after an opcode name.
7515 (pushqi1_h8300hs): Likewise.
7516 (pushhi1_h8300hs): Likewise.
7518 2002-01-16 Kazu Hirata <kazu@hxi.com>
7520 * doc/extend.texi: Replace "option" with "attribute"
7521 appropriately.
7523 2002-01-16 Jakub Jelinek <jakub@redhat.com>
7525 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
7526 (and:DI () (const_int -8)).
7527 (split_small_symbolic_mem_operand): Split
7528 (mem (and:DI () (const_int -8)).
7530 2002-01-16 Jakub Jelinek <jakub@redhat.com>
7532 PR target/5309:
7533 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
7534 same way as TYPE_IMUL.
7535 (ultrasparc_sched_reorder): Likewise.
7536 * config/sparc/sparc.md (type): Add comment to update
7537 ultrasparc_sched_reorder when making changes.
7539 2002-01-16 Kazu Hirata <kazu@hxi.com>
7541 * doc/invoke.texi: Change the dump file name of block
7542 reordering pass from 28.bbro to 29.bbro.
7543 Mention -dk option.
7545 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
7547 * i386.md (minsf splitter): Fix pasto.
7549 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
7551 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
7552 to frame pointer initialisation instruction.
7553 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
7554 initialisation instruction.
7555 (soft_df_operand): Do not accept the IP register.
7556 (nonimmediate_soft_df_operand): Do not accept the IP register.
7558 2002-01-16 Jakub Jelinek <jakub@redhat.com>
7560 PR target/5357:
7561 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
7562 MASK_V8 being both set.
7564 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
7566 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
7567 insn for GOT register; add REG_MAYBE_DEAD notes instead.
7568 config/s390/s390.md (call, call_value): Add GOT register to
7569 CALL_INSN_FUNCTION_USAGE where needed.
7570 (call_exp, call_value_exp): New.
7572 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
7574 * config/arm/arm.c: General formatting tidy up.
7576 2002-01-16 Graham Stott <grahams@redhat.com>
7578 * calls.c (try_to_integrate): Use "(size_t)" intermediate
7579 cast and when casting an integer literal to "rtx" pointer.
7580 (expand_call): Likewise.
7581 * flow.c (try_pre_increment): Likewise.
7582 (find_use_as_address): Likewise.
7583 * integrate.c (expand_iline_function): Likewise.
7584 * regmove.c (try_auto_increment): Likewise.
7586 2002-01-16 Graham Stott <grahams@redhat.com>
7588 * sched-rgn.c (passed): Use sbitmap_free.
7589 (header): Likewise.
7590 (inner): Likewise.
7591 (in_queue): Likewise.
7592 (in_stack): Likewise.
7594 2002-01-15 Eric Christopher <echristo@redhat.com>
7596 * flow.c (propagate_one_insn): Change to use fatal_insn.
7598 2002-01-15 Kazu Hirata <kazu@hxi.com>
7600 * expmed.c (extract_fixed_bit_field): Remove unused code.
7601 * system.h: Poison SLOW_ZERO_EXTEND.
7602 * doc/tm.texi: Remove.
7603 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
7604 * config/arm/arm.h: Likewise.
7605 * config/avr/avr.h: Likewise.
7606 * config/clipper/clipper.h: Likewise.
7607 * config/convex/convex.h: Likewise.
7608 * config/d30v/d30v.h: Likewise.
7609 * config/dsp16xx/dsp16xx.h: Likewise.
7610 * config/elxsi/elxsi.h: Likewise.
7611 * config/fr30/fr30.h: Likewise.
7612 * config/h8300/h8300.h: Likewise.
7613 * config/i370/i370.h: Likewise.
7614 * config/i386/i386.h: Likewise.
7615 * config/m68k/m68k.h: Likewise.
7616 * config/mips/mips.h: Likewise.
7617 * config/ns32k/ns32k.h: Likewise.
7618 * config/pdp11/pdp11.h: Likewise.
7619 * config/pj/pj.h: Likewise.
7620 * config/s390/s390.h: Likewise.
7621 * config/sh/sh.h: Likewise.
7622 * config/stormy16/stormy16.h: Likewise.
7623 * config/v850/v850.h: Likewise.
7624 * config/vax/vax.h: Likewise.
7625 * config/we32k/we32k.h: Likewise.
7627 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
7629 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
7630 (altivec_lvsl): Change constraint to b.
7631 (altivec_lvsr): Same.
7632 (altivec_lvebx): Same.
7633 (altivec_lvehx): Same.
7634 (altivec_lvewx): Same.
7635 (altivec_lvxl): Same.
7636 (altivec_lvx): Same.
7637 (altivec_stvx): Add parallel.
7638 (altivec_stvxl): Same.
7639 (altivec_stvehx): Same.
7640 (altivec_stvebx): Same.
7641 (altivec_stvebx): Same.
7643 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
7645 * config.gcc: Change altivec.h to altivec-defs.h.
7647 * config/rs6000/altivec.h: Delete.
7649 * config/rs6000/altivec-defs.h: Add.
7651 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
7653 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
7654 and UMOD modes.
7656 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
7657 less than or equal to eight bytes.
7659 * vax.md (andsi3): Remove constraints and change SET destination
7660 operand type to nonimmediate_operand.
7661 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
7662 when it is a CONST_INT.
7664 2002-01-15 Jason Merrill <jason@redhat.com>
7666 * c-common.def (FILE_STMT): New code.
7667 * c-common.c (statement_code_p): It's a statement.
7668 * c-common.h (stmt_tree_s): Add x_last_filename.
7669 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
7670 (last_expr_filename): New macro.
7671 * c-semantics.c (begin_stmt_tree): Initialize it.
7672 (add_stmt): If the filename changed, also insert a
7673 FILE_STMT.
7674 (expand_stmt): Handle seeing one.
7676 2002-01-15 Eric Christopher <echristo@redhat.com>
7678 * flow.c (propagate_one_insn): Add error message and print out
7679 insn for debugging.
7681 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
7683 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
7684 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
7685 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
7686 TRAMPOLINE_ALIGNMENT.
7687 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
7688 to be in bits.
7689 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
7690 PCC_BITFIELD_TYPE_MATTERS.
7691 * config/interix.h (STDC_VALUE): Remove. Use
7692 STDC_0_IN_SYSTEM_HEADERS.
7693 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
7694 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
7695 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
7697 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
7699 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
7700 not work on this platform currently.
7702 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
7704 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
7705 readonly_warning in _().
7707 2002-01-15 Douglas B Rupp <rupp@gnat.com>
7709 * gcc.c (delete_if_ordinary): Backout previous change.
7711 2002-01-15 Kazu Hirata <kazu@hxi.com>
7713 * config/h8300/h8300.c (print_operand): Remove support for
7714 unused operand characters.
7716 * read-rtl.c: Fix formatting.
7717 * real.c: Likewise.
7718 * recog.c: Likewise.
7719 * regclass.c: Likewise.
7720 * regmove.c: Likewise.
7721 * reg-stack.c: Likewise.
7722 * reload1.c: Likewise.
7723 * rtlanal.c: Likewise.
7725 2002-01-15 Kazu Hirata <kazu@hxi.com>
7727 * config/i386/i386.c: Fix formatting.
7729 2002-01-15 Jakub Jelinek <jakub@redhat.com>
7731 * c-typeck.c (process_init_element): Don't save_expr
7732 COMPOUND_LITERAL_EXPR if just its initializer will be used.
7734 2002-01-15 David Edelsohn <edelsohn@gnu.org>
7736 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
7737 emit optional traceback table if optimize_size or TARGET_ELF.
7738 * config/rs6000/rs6000.md (prefetch): New.
7740 2002-01-15 Andreas Jaeger <aj@suse.de>
7742 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
7744 2002-01-15 Kazu Hirata <kazu@hxi.com>
7746 * mips-tfile.c: Fix formatting.
7748 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
7750 * unroll.c (final_reg_note_copy): Fix previous commit.
7752 2002-01-14 Kazu Hirata <kazu@hxi.com>
7754 * config/h8300/h8300-protos.h: Remove the prototype for
7755 eq_operator.
7756 * config/h8300/h8300.c (eq_operator): Remove.
7758 2002-01-14 Richard Henderson <rth@redhat.com>
7760 * config/i386/i386.md (prefetch): Tidy.
7761 (prefetch_3dnow): Fix locality operand.
7763 2002-01-14 Richard Henderson <rth@redhat.com>
7765 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
7766 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
7768 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
7770 * reload1.c (reload_combine): Pass reg_sum replacement through
7771 copy_rtx in loop performing multiple changes.
7773 2002-01-14 Jakub Jelinek <jakub@redhat.com>
7775 * except.c (remove_unreachable_regions): New.
7776 (free_eh_status): Clear exception_handler_labels.
7777 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
7778 (find_exception_handler_labels): Don't add the same label more than
7779 once.
7780 (remove_exception_handler_label): Don't die if
7781 find_exception_handler_labels hasn't been called for the current
7782 function yet.
7784 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
7786 * toplev.c (rest_of_compilation): Rebuild jump labels after
7787 gcse.
7789 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
7791 * doc/extend.texi: Move documentation of X86 built-in functions
7792 here.
7793 * doc/invoke.texi: From here.
7794 * doc/sourcebuild.texi: Document location of documentation for
7795 machine built-in functions.
7797 2002-01-13 Christopher Faylor <cgf@redhat.com>
7799 * cppfiles.c (TEST_THRESHOLD): New macro.
7800 (SHOULD_MMAP): Ditto.
7801 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
7802 be used.
7804 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
7806 * unroll.c (final_reg_note_copy): Properly handle
7807 REG_LABEL
7808 (unroll_loops): Fix LOOP_CONDITION heuristics.
7810 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
7812 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
7813 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
7815 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
7817 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
7818 threaded loop.
7820 2002-01-14 Tom Rix <trix@redhat.com>
7822 * config/rs6000/rs6000.md: Fix typo with sradi.
7824 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
7826 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
7827 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
7828 (clrstrdi, clrstrsi): Adapt callers.
7830 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
7832 (movti splitter): Never use register 0 as base register.
7834 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
7836 * combine.c (simplify_shift_const): Always generate new rtx
7837 for shift expression instead of reusing given expression.
7839 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7841 * config/alpha/alpha.c (alpha_expand_mov): Don't call
7842 alpha_legitimize_address unless mode is Pmode.
7844 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
7846 * doc/md.texi (Modifiers): Document the '*' constraint for the
7847 user.
7849 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
7850 * doc/extend.texi (Function Attributes): 'interrupt' is valid
7851 for xstormy16 too.
7853 2002-01-13 Richard Henderson <rth@redhat.com>
7855 * reload.c (find_reloads): Use a hard reg destination as reload reg
7856 for an input reload of the source.
7858 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7860 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
7861 more generic.
7863 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
7865 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
7866 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
7868 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
7870 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7872 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
7874 2002-01-12 Tom Rix <trix@redhat.com>
7876 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
7877 TARGET_POWERPC64.
7879 2002-01-12 Richard Henderson <rth@redhat.com>
7881 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
7883 * doc/invoke.texi: Update Alpha options.
7885 * doc/invoke.texi: Update i386 built-in function lists.
7887 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
7889 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
7890 referencing outside.
7892 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7894 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
7895 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
7896 offsets, and change line folding.
7897 * optabs.c (expand_binop): Remove warnings.
7898 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
7900 2002-01-12 Graham Stott <grahams@redhat.com>
7902 * attribs.c (handle_deprecated_attribute): constify WHAT.
7903 * diagnostic.c (warn_deprecated_use): Add braces, fixes
7904 dangling else warning and constify WHAT.
7905 * except.h (struct function, struct inline_remap): Move
7906 struct tag forward defs before all prototypes.
7907 (duplicate_eh_regions): Whitespace.
7909 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
7911 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
7912 MODE_BASE_REG_CLASS.
7913 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
7915 2002-01-12 Richard Henderson <rth@redhat.com>
7917 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
7918 (ix86_expand_vector_move): New.
7919 (bdesc_2arg): Remove andps, andnps, orps, xorps.
7920 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
7921 Remove old prefetch builtins. Special case the logicals removed above.
7922 (ix86_expand_builtin): Likewise.
7923 (safe_vector_operand): Use V4SFmode, not TImode.
7924 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
7925 (ix86_expand_timode_binop_builtin): New.
7926 * config/i386/i386-protos.h: Update.
7927 * config/i386/i386.h (enum ix86_builtins): Update.
7928 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
7929 Use ix86_expand_vector_move in vector move expanders.
7930 (movti_internal, movti_rex64): Add xorps alternative.
7931 (sse_clrv4sf): Rename and adjust from sse_clrti.
7932 (prefetch): Don't work so hard.
7933 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
7934 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
7935 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
7937 2002-01-11 Richard Henderson <rth@redhat.com>
7939 * config/i386/mmintrin.h: New file.
7940 * config/i386/xmmintrin.h: New file.
7941 * config.gcc (i?86-*-*): Add extra_headers.
7942 * simplify-rtx.c (simplify_unary_operation): Handle saturating
7943 truncation codes.
7944 (simplify_binary_operation): Handle saturating arithmetic codes.
7945 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
7946 not the lowpart subreg.
7947 (ix86_expand_builtin): Return a TImode dummy register instead of 0
7948 on error.
7949 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
7951 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7953 * conflict.c (conflict_graph_compute): Free regsets when finished.
7954 * ssa.c (compute_coalesced_reg_partition): Likewise.
7956 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7958 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
7959 every where we allocate a register.
7961 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7963 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
7964 * lcm.c (compute_earliest, compute_farthest): Likewise.
7966 2002-01-11 Janis Johnson <janis187@us.ibm.com>
7968 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
7970 2002-01-11 Janis Johnson <janis187@us.ibm.com>
7972 * doc/rtl.texi (Insns): Fix 2 typos.
7974 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
7976 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
7977 options. Use @table @gcctabopt for MMIX options. Add index
7978 entries for MMIX options. Start new paragraph with first
7979 heading of the machine-dependent options.
7981 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
7983 PR other/5299
7984 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
7985 * combine.c (force_to_mode): Same.
7986 * reload1.c (clear_reload_reg_in_use): Same.
7988 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
7990 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
7991 and 'subtargets'.
7993 2002-01-11 Andreas Jaeger <aj@suse.de>,
7994 Brad Lucier <lucier@math.purdue.edu>
7996 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
7997 mcpu.
7999 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
8001 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
8002 Protect with IN_LIBGCC.
8003 (LINK_EH_SPEC): Add required trailing space.
8005 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
8007 * c-tree.h: Move function declarations so that they are listed
8008 under the filename which contains them.
8009 (check_identifier, finish_decl_top_level,
8010 lookup_name_current_level_global, shadow_record_fields): Remove.
8012 2002-01-11 Andreas Jaeger <aj@suse.de>
8014 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
8015 march.
8017 2002-01-10 Richard Henderson <rth@redhat.com>
8019 * config/alpha/alpha.c (print_operand): Add 'J'.
8020 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
8021 new operand with the sequence number for the lituse. When splitting
8022 the insns, use gen_movdi_er_high_g and generate a sequence number.
8023 (gen_movdi_er_high_g): Print the sequence number if non-zero.
8025 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
8027 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
8028 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
8029 stvxl.
8030 (altivec_expand_builtin): Same.
8031 (altivec_expand_stv_builtin): New.
8033 * config/rs6000/rs6000.h (rs6000_builtins): Same.
8035 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
8036 ("altivec_lvehx"): New.
8037 ("altivec_lvewx"): New.
8038 ("altivec_lvxl"): New.
8039 ("altivec_lvx"): New.
8040 ("altivec_stvx"): New.
8041 ("altivec_stvebx"): New.
8042 ("altivec_stvehx"): New.
8043 ("altivec_stvewx"): New.
8044 ("altivec_stvxl"): New.
8046 2002-01-10 Richard Henderson <rth@redhat.com>
8048 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
8049 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
8050 care not to delete instructions twice.
8052 2002-01-10 Zack Weinberg <zack@codesourcery.com>
8054 * toplev.c: Don't declare environ (it's not used anywhere).
8055 * configure.in: Don't check for declaration of environ.
8056 * config/i386/xm-mingw32.h: Don't #define environ.
8057 * config.in, configure: Regenerate.
8059 2002-01-10 Zack Weinberg <zack@codesourcery.com>
8061 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
8062 * configure: Regenerate.
8064 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
8065 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
8066 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
8067 alpha/xm-vms.h.
8068 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
8069 LIMITS_H_TEST here, not in m68k/x-next.
8070 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
8071 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
8073 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
8074 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
8075 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
8077 * config/i386/x-djgpp: Renamed i386/t-djgpp.
8078 * config/m88k/x-dolph: Renamed m88k/t-dolph.
8079 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
8080 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
8081 replacement of quadlib.asm with quadlib.c.
8083 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
8084 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
8085 config/rs6000/xm-beos.h: Delete file.
8087 * config.gcc: Update to match above changes.
8089 2002-01-10 Kazu Hirata <kazu@hxi.com>
8091 * config/h8300/h8300.h: Fix comment typos.
8092 * config/h8300/h8300.md: Likewise.
8093 * config/h8300/lib1funcs.asm: Likewise.
8095 2002-01-10 Dale Johannesen <dalej@apple.com>
8097 PR optimization/5269
8098 * unroll.c (precondition_loop_p): Make *increment be the correct
8099 sign when n_iterations known, to avoid confusing caller.
8101 2002-01-10 Kazu Hirata <kazu@hxi.com>
8103 * doc/extend.texi (deprecated): Fix a typo.
8105 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
8107 * basic-block.h (update_br_prob_note): Declare.
8108 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
8109 (try_forward_edges): Care negative frequencies and update note.
8110 (outgoing_edges_match): Tweek conditional merging heuristics.
8111 (try_crossjump_to_edge): use update_br_prob_note.
8112 * cfglayout.c (fixup_reorder_chain): Likewise.
8113 * cfrtl.c (update_br_prob_note): New.
8114 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
8116 * i386.c (ix86_decompose_address): Return -1 if address contains
8117 shift.
8118 (legitimate_address_p): Require ix86_decompose_address to return 1.
8120 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
8121 (cprop_insn): Likewise.
8123 2002-01-10 Kazu Hirata <kazu@hxi.com>
8125 * toplev.c: Fix formatting.
8126 * tree.c: Likewise.
8127 * tree-dump.c: Likewise.
8128 * unroll.c: Likewise.
8129 * unwind-dw2.c: Likewise.
8130 * unwind-dw2-fde.c: Likewise.
8131 * unwind-dw2-fde-glibc.c: Likewise.
8132 * unwind-sjlj.c: Likewise.
8134 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
8136 * doc/invoke.texi: Document PDP-11 options.
8138 2002-01-10 Kazu Hirata <kazu@hxi.com>
8140 * config/h8300/h8300.h: Fix formatting.
8142 2002-01-10 Ira Ruben <ira@apple.com>
8144 Add __attribute__ ((deprecated)).
8145 * extend.texi: Document __attribute__ ((deprecated)).
8146 * invoke.texi: Document -Wno-deprecated-declarations.
8147 * testsuite/g++.dg/other/deprecated.C: New C++ test.
8148 * testsuite/gcc.dg/deprecated.c: New C test.
8149 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
8150 (c_common_attribute_table): Add "deprecated" entry.
8151 (handle_deprecated_attribute): New function.
8152 * c-decl.c (deprecated_states): New enum.
8153 deprecated_state: State of "deprecated" handling.
8154 (start_decl): Set deprecated_state based on attributes.
8155 (grokdeclarator): Test for deprecated uses, propagate attribute.
8156 * c-typeck.c (build_component_ref): Test for deprecated fields.
8157 (build_external_ref): Test for deprecated primaries.
8158 * diagnostic.c (warn_deprecated_use) New function to issue
8159 warnings about __attribute__ ((depricated)) references.
8160 * flags.h (warn_deprecated_decl): Extern declared for
8161 -W[no-]deprecated-declarations option.
8162 * print-tree.c (print_node): Show deprecated flag status.
8163 * toplev.c (warn_deprecated_decl): Defined.
8164 (W_options): Added "deprecated-declaration".
8165 * toplev.h (warn_deprecated_use): Extern declared.
8166 * tree.h (struct tree_common): Define deprecated_flag.
8167 (TREE_DEPRECATED): New macro to access flag.
8168 * cp/call.c (build_call): Test for deprecated calls.
8169 * cp/class.c (add_implicitly_declared_members): Set global
8170 flag to tell grokdeclarator to not issue deprecated warnings.
8171 * cp/cp-tree.h: Add extern for adding_implicit_members.
8172 * cp/decl.c (deprecated_states): New enum.
8173 (start_decl): Set deprecated_state based on attributes.
8174 (grokdeclarator): Test for deprecated uses, propagate attribute.
8175 * cp/lex.c (do_identifier): Test for deprecated primaries.
8176 * cp/typeck.c (build_component_ref): Test for deprecated fields.
8178 2002-01-10 Ira Ruben <ira@apple.com>
8180 Fix to assign attributes to inline member functions.
8181 * cp/decl.c (start_method): Handle attrlist.
8183 2002-01-10 Kazu Hirata <kazu@hxi.com>
8185 * combine.c (expand_field_assignment): Use subreg_lsb().
8187 2002-01-10 David Edelsohn <edelsohn@gnu.org>
8189 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
8190 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
8191 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
8192 Recurse for any operand of AND as long as constant is non-zero.
8194 2002-01-10 Kazu Hirata <kazu@hxi.com>
8196 * config/h8300/h8300.md: Remove constraints from expanders.
8198 2002-01-10 Kazu Hirata <kazu@hxi.com>
8200 * varasm.c: Fix formatting.
8201 * varray.c: Likewise.
8202 * vmsdbgout.c: Likewise.
8203 * xcoffout.c: Likewise.
8205 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
8207 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
8208 update edge probabilities to match.
8210 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
8212 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
8213 dependencies.
8214 * doc/languages.texi, doc/sourcebuild.texi: New files.
8215 * doc/configfiles.texi: Make a subsubsection. Update.
8216 * doc/configterms.texi: Add @node. Remove warning that this isn't
8217 instructions for building GCC.
8218 * doc/makefile.texi: Make a subsection.
8219 * doc/gccint.texi: Update.
8221 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
8223 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
8225 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
8227 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
8229 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
8231 * optabs.c (expand_fix): Look for wider integer modes first.
8233 * i386.md (mov?f): Avoid the fake const double trick for medium
8234 memory model.
8235 (min?f*/max?f*): Prohibit memory operands for i387 variant.
8236 (fop_df_4): Disable for SSE compilation.
8238 2002-01-10 Graham Stott <grahams@redhat.com>
8240 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
8241 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
8243 2002-01-10 Richard Henderson <rth@redhat.com>
8245 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
8247 2002-01-10 Richard Henderson <rth@redhat.com>
8249 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
8250 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
8252 2002-01-10 Kazu Hirata <kazu@hxi.com>
8254 * combine.c (can_combine_p): Fix a comment typo.
8256 2002-01-09 Zack Weinberg <zack@codesourcery.com>
8258 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
8259 empty list correctly. Change loop index $t to $f for
8260 consistency with rest of Makefile.
8262 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
8264 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
8265 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
8267 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
8268 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
8269 (altivec_init_builtins): Same.
8270 (altivec_expand_unop_builtin): Return NULL_RTX on error.
8271 (altivec_expand_binop_builtin): Same.
8272 (altivec_expand_ternop_builtin): Same.
8273 (bdesc_dst): New.
8275 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
8276 ("altivec_vctuxs"): Fix typo.
8277 ("altivec_vnmsubfp"): Same.
8278 ("altivec_dssall"): New.
8279 ("altivec_mfvscr"): New.
8280 ("altivec_dss"): New.
8281 ("altivec_lvsl"): New.
8282 ("altivec_lvsr"): New.
8283 ("altivec_dstt"): New.
8284 ("altivec_dstst"): New.
8285 ("altivec_dststt"): New.
8286 ("altivec_dst"): New.
8288 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
8289 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
8291 2002-01-09 Richard Henderson <rth@redhat.com>
8293 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
8295 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
8297 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
8298 function.
8299 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
8300 prototype.
8301 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
8303 2002-01-09 Kazu Hirata <kazu@hxi.com>
8305 * read-rtl.c: Fix formatting.
8306 * real.c: Likewise.
8307 * regclass.c: Likewise.
8308 * regrename.c: Likewise.
8309 * reg-stack.c: Likewise.
8310 * reload1.c: Likewise.
8311 * reload.c: Likewise.
8312 * rtl.c: Likewise.
8314 2002-01-09 Kazu Hirata <kazu@hxi.com>
8316 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
8317 to extract items in the expr_list chain.
8319 2002-01-09 Richard Henderson <rth@redhat.com>
8321 * config/vax/vax.c (vax_rtx_cost): Never abort.
8323 * config/vax/vax.h (REAL_ARITHMETIC): Define.
8325 2002-01-09 Jan Hubicka <jh@suse.cz>
8327 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
8329 2002-01-09 Richard Henderson <rth@redhat.com>
8331 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
8332 Unify code from various alternatives.
8334 2002-01-09 Richard Henderson <rth@redhat.com>
8336 * regrename.c (copy_value): Ignore the copy if the source register
8337 is present in the value chain with a narrower mode.
8339 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8341 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
8342 for the c4x target. Also improve layout.
8344 2002-01-09 Richard Henderson <rth@redhat.com>
8346 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
8347 * config/m32r/m32r.md (and ior xor splitters): Swap operands
8348 to match insn patterns.
8350 2002-01-09 Richard Henderson <rth@redhat.com>
8352 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
8353 (copyprop_hardreg_forward_1): Likewise.
8355 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8357 * pa.md (decrement_and_branch_until_zero): Change predicate for
8358 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
8360 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
8362 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
8363 gets undefined. For Darwin.
8365 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8367 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
8369 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8371 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
8373 2002-01-08 Richard Henderson <rth@redhat.com>
8375 * regrename.c (copy_value): Ignore overlapping copies.
8377 2002-01-08 Richard Henderson <rth@redhat.com>
8379 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
8380 as needed to avoid shared structure.
8382 2002-01-08 Kazu Hirata <kazu@hxi.com>
8384 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
8385 H8/300H and H8/S.
8387 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
8389 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
8390 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
8391 documentation of obsolete macros.
8392 * system.h: Poison these macros.
8393 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
8394 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
8395 config/c4x/c4x.h, config/clipper/clipper.h,
8396 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
8397 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
8398 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
8399 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
8400 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
8401 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
8402 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
8403 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
8404 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
8405 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
8406 config/sparc/sparc.h, config/stormy16/stormy16.h,
8407 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
8408 definitions and commented out definitions of obsolete macros.
8409 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
8410 of MAX_INT_TYPE_SIZE.
8412 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
8414 * config/s390/s390.c (s390_preferred_reload_class): Never
8415 return ADDR_REGS if it isn't a subset of the given class.
8416 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
8417 FP_REGS, but all superclasses as well.
8419 * config/s390/s390.c (s390_function_profiler): Fix thinko.
8421 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
8422 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
8423 must not be a const_int.
8425 2002-01-08 Richard Henderson <rth@redhat.com>
8427 * Makefile.in (toplev.o): Depend on options.h.
8428 (gcc.o): Depend on specs.h.
8430 2002-01-08 Jakub Jelinek <jakub@redhat.com>
8432 * expr.c (store_expr): Convert VOIDmode constants back to target's
8433 mode.
8435 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8437 * doc/invoke.texi: Markup gcc as @command. Refer to
8438 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
8439 of http://gcc.gnu.org/thanks.html.
8441 2002-01-08 Dale Johannesen <dalej@apple.com>
8443 * config/rs6000/rs6000.md: Add missing int register
8444 target case to movdf_low.
8446 2002-01-08 Zack Weinberg <zack@codesourcery.com>
8448 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
8449 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
8450 (cppinit.o): Depend on except.h.
8451 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
8452 s-specs): New rules.
8454 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
8455 Don't create specs.h/options.h/gencheck.h here. Remove
8456 unnecessary variable settings from last argument of AC_OUTPUT.
8457 * config.in, configure: Regenerate.
8458 * intl.c: Hardcode package name as "gcc".
8460 * cppinit.c: Include except.h.
8461 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
8462 appropriate.
8463 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
8464 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
8465 (!)USING_SJLJ_EXCEPTIONS.
8466 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
8468 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
8470 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
8471 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
8472 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
8473 documentation of obsolete macros.
8474 * system.h: Poison these macros.
8475 * config/d30v/d30v.h, config/ns32k/encore.h,
8476 config/stormy16/stormy16.h: Remove definitions and commented out
8477 definitions of obsolete macros.
8479 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
8481 * objc/objc-act.c (handle_class_ref): Mark the declaration of
8482 %sobjc_class_ref_%s as used - to prevent unwanted compiler
8483 warnings.
8485 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
8487 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
8488 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
8489 to insn adjusting stack/frame pointer.
8490 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
8491 accept operands that cause the insn to be non-splittable.
8493 2002-01-08 Graham Stott <grahams@redhat.com>
8495 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
8496 (C_TYPE_FIELDS_VOLATILE): Likewise.
8497 (C_TYPE_BEING_DEFINED): Likewise.
8498 (C_IS_RESERVED_WORD): Likewise.
8499 (C_TYPE_VARIABLE_SIZE): Likewise.
8500 (C_DECL_VARIABLE_SIZE): Likewise.
8501 (C_MISSING_PROTOTYPE_WARNED): Likewise.
8502 (C_SET_EXP_ORIGINAL_CODE): Likewise.
8503 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
8504 parenthesis.
8505 (C_DECL_ANTICIPATED): Likewise.
8506 (c_build_type_variant): Add parenthesis.
8508 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
8510 * gcc.c (option_map): Remove --version.
8511 (process_command): Handle -fversion following the GNU Coding
8512 Standards. Partially addresses PR other/704.
8514 2002-01-08 Graham Stott <grahams@redhat.com>
8516 * combine.c (combine_instructions): Fix typo.
8518 2002-01-08 Graham Stott <grahams@redhat.com>
8520 * debug.h: Use "tree" and "rtx" throughout.
8522 * debug.c: Likewise.
8524 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
8526 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
8527 constant pool, use the pool's version of the symbol instead.
8529 2002-01-07 Richard Henderson <rth@redhat.com>
8531 * regrename.c (find_oldest_value_reg): Ignore the value chain if
8532 the original register was copied in a mode with a fewer number of
8533 hard registers than the desired mode.
8534 (copyprop_hardreg_forward_1): Likewise.
8535 (debug_value_data): Fix loop test.
8536 * toplev.c (parse_options_and_default_flags): Reenable
8537 -fcprop-registers at -O1.
8539 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
8541 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
8542 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
8544 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
8545 predicates.
8547 * config/rs6000/rs6000.md: Add altivec predicate patterns.
8549 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
8551 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
8552 (pa_output_function_prologue): Output local label at the beginning of
8553 the prologue when profiling.
8554 (hppa_profile_hook): Use the local label rather than the function label.
8555 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
8557 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
8559 * config/rs6000/rs6000.c (print_operand): Remove extra space.
8560 (altivec_expand_unop_builtin): Fix thinko.
8561 (altivec_expand_binop_builtin): Same.
8562 (altivec_expand_ternop_builtin): Same.
8563 (altivec_expand_builtin): Same.
8565 2002-01-07 Richard Henderson <rth@redhat.com>
8567 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
8569 2002-01-07 Jason Merrill <jason@redhat.com>
8571 * unwind-dw2.c (execute_cfa_program): Use < again.
8573 2002-01-07 Jakub Jelinek <jakub@redhat.com>
8575 * predict.c (combine_predictions_for_insn): Avoid division by zero.
8577 2002-01-07 Jakub Jelinek <jakub@redhat.com>
8579 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
8580 Don't allow -1 - x -> ~x simplifications in the first pass.
8582 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
8584 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
8585 arguments.
8586 (altivec_expand_binop_builtin): Same.
8587 (altivec_expand_unop_builtin): Same.
8588 (print_operand): Fix typo.
8589 (bdesc_1arg): Add vupk* variants.
8591 * rs6000.h (rs6000_builtins): Add vupk* enums.
8593 * rs6000.md: Add altivec_vupk* variants.
8595 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
8597 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
8598 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
8599 and last update dates.
8601 2002-01-07 Janis Johnson <janis187@us.ibm.com>
8603 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
8605 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
8607 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
8608 * config/avr/avr.h (CPP_SPEC): Likewise.
8609 (LINK_SPEC): Likewise.
8610 (CRT_BINUTILS_SPECS): Likewise.
8611 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8612 * doc/invoke.texi (AVR Options): Document them.
8614 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
8616 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
8617 LABEL_NUSES.
8619 2002-01-07 Graham Stott <grahams@redhat.com>
8621 * config/i386/i386.h: Update copyright date.
8622 (HALF_PIC_PTR): Add parenthesis.
8623 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
8624 (CONSTANT_ALIGNMENT): Add parenthesis.
8625 (DATA_ALIGNMENT): Likewise.
8626 (LOCAL_ALIGNMENT): Likewise.
8627 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
8628 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
8629 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
8630 (HARD_REGNO_NREGS): Add paranethesis.
8631 (VALID_SSE_REG_MODE): Whitespace.
8632 (VALID_MMX_REG_MODE): Whitespace.
8633 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
8634 (ix86_hard_regno_mode_ok): Add parenthesis.
8635 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
8636 (RETURN_IN_MEMORY): Whitespace.
8637 (N_REG_CLASSES): Add parenthesis.
8638 (INTEGER_CLASS_P): Add parenthesis and wrap.
8639 (FLOAT_CLASS_P): Likewise.
8640 (SSE_CLASS_P): Likewise.
8641 (MMX_CLASS_P): Likewise.
8642 (MAYBE_INTEGER_CLASS_P): Likewise.
8643 (MAYBE_FLOAT_CLASS_P): Likewise.
8644 (MAYBE_SSE_CLASS_P): Likewise.
8645 (MAYBE_MMX_CLASS_P): Likewise.
8646 (Q_CLASS_P): Likewise.
8647 (GENERAL_REGNO_P): Uppercase macro parameter.
8648 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
8649 (FP_REGNO_P): Likewise.
8650 (ANY_FP_REGNO_P): Uppercase macro parameter.
8651 (SSE_REGNO_P): Likewise.
8652 (SSE_REGNO): Likewise.
8653 (SSE_REG_P): Likewise.
8654 (SSE_FLOAT_MODE_P): Likewise.
8655 (MMX_REGNO_P): Likewise.
8656 (MMX_REG_P):Likewise.
8657 (STACK_REG_P): Likewise.
8658 (NON_STACK_REG_P): Likewise.
8659 (STACK_TOP_P): Likewise.
8660 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
8661 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
8662 (SECONDARY_MEMORY_NEEDED): Likewise.
8663 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
8664 (MD_ASM_CLOBBERS): Whitespace and wrap.
8665 (MUST_PASS_IN_STACK): Whitespace and wrap.
8666 (RETURN_POPS_ARGS): Add parenthesis.
8667 (INIT_CUMULATIVE_ARGS): Likewise.
8668 (FUNCTION_ARG): Likewise.
8669 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
8670 (SETUP_INCOMING_VARARGS): Likewise.
8671 (BUILD_VA_LIST_TYPE): Add parenthesis.
8672 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
8673 parenthsis.
8674 (EXPAND_BUILTIN_VA_ARG): Likewise.
8675 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
8676 (INITIALIZE_TRAMPOLINE): Add parenthesis.
8677 (INITIAL_ELIMINATION_OFFSET): Likewise.
8678 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
8679 (REGNO_OK_FOR_BASE_P): Likewise.
8680 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
8681 (REGNO_OK_FOR_DIREG_P): Likewise.
8682 (REG_OK_FOR_INDEX_P): Whitespace.
8683 (REG_OK_FOR_BASE_P): Whitespace.
8684 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
8685 parenthesis.
8686 (FIND_BASE_TERM): Fix typo.
8687 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
8688 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
8689 (SYMBOLIC_CONST; Whitespace.
8690 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
8691 (ENCODE_SECTION_INFO): Whitespace.
8692 (FINALIZE_PIC): Remove do { ... } while (0).
8693 (PROMOTE_MODE): Wrap in do { ... } while (0).
8694 (CONST_COSTS): Whitespace.
8695 (RTX_COSTS): Add paramethesis, whitespace and wrap.
8696 (REGISTER_MOVE_COST): Add parenthesis.
8697 (MEMORY_MOVE_COST): Likewise.
8698 (EXTRA_CC_MODES): Whitespace.
8699 (SELECT_CC_MODE): Add parenthesis and whitespace.
8700 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
8701 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
8702 (ASM_OUTPUT_LABEL): Add paramethesis.
8703 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
8704 (ASM_OUTPUT_REG_POP): Likewise.
8705 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
8706 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8708 * config/i386/i386.c: Update copyright.
8709 (CHECK_STACK_LIMIT): Add parenthesis.
8710 (AT_BP): Uppercase macro parameter.
8711 (x86_64_int_parameter_registers): Constify.
8712 (x86_64_int_return_registers): Likewise.
8713 (ix86_compare_op0): Use rtx.
8714 (construct_container): Constify INTREG parameter.
8715 (function_arg): Use rtx.
8717 * diagnostic.h: Update copyright date.
8718 (output_buffer_state): Add parenthesis.
8719 (output_buffer_format_args): Likewise.
8721 * combine.c (combine_instructions): Replace XEXP (links, 0)
8722 with link.
8724 2002-01-06 H.J. Lu <hjl@gnu.org>
8726 * cfgcleanup.c (thread_jump): Fix 2 typos.
8728 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
8730 * config.gcc: Add support for --enable-altivec.
8732 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
8734 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
8736 2002-01-06 Jakub Jelinek <jakub@redhat.com>
8738 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
8739 __objc_class_name_*.
8741 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
8743 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
8745 2002-01-06 Richard Henderson <rth@redhat.com>
8747 * reorg.c (emit_delay_sequence): Remove death notes, not merely
8748 nop them out. Increment label reference count for REG_LABEL.
8749 (fill_slots_from_thread): Frob label reference count around
8750 delete_related_insns.
8752 2002-01-05 Richard Henderson <rth@redhat.com>
8754 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
8755 jump threading.
8757 2002-01-05 Richard Henderson <rth@redhat.com>
8759 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
8760 * integrate.c (output_inline_function): Likewise.
8761 * toplev.c (rest_of_compilation): Do it here instead. Move call
8762 to remove_unnecessary_notes after emitting abstract instance.
8763 Force an emitted nested function to have its parent emited as well.
8764 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
8765 for null.
8766 (rtl_for_decl_location): Do not look at reload data structures
8767 before reload has run.
8769 2002-01-05 Kazu Hirata <kazu@hxi.com>
8771 * cse.c: Fix formatting.
8772 * dwarf2asm.c: Likewise.
8773 * dwarf2out.c: Likewise.
8774 * explow.c: Likewise.
8775 * expmed.c: Likewise.
8776 * function.c: Likewise.
8777 * gcov.c: Likewise.
8778 * gencheck.c: Likewise.
8779 * genrecog.c: Likewise.
8780 * ggc-common.c: Likewise.
8781 * ggc-page.c: Likewise.
8782 * global.c: Likewise.
8784 2002-01-05 Kazu Hirata <kazu@hxi.com>
8786 * combine.c: Fix formatting.
8788 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
8790 PR middle-end/1557
8791 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
8793 2002-01-05 David Edelsohn <edelsohn@gnu.org>
8795 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
8796 as 1 for __powerpc64__ as well.
8798 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
8800 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
8801 return it.
8803 2002-01-05 Daniel Berlin <dan@dberlin.org>
8805 * lcm.c: Revert change, due to performance regression it causes on
8806 SPEC because it's slightly more conservative (sigh, I hate
8807 edge-based LCM).
8809 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
8811 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
8813 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
8815 * doc/cppinternals.texi: Update.
8817 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
8819 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
8820 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
8821 negatives.
8822 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
8823 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
8824 kludge for pre-october-14th mmix versions to handle new-found bug
8825 with PUSHJ/PUSHGO and the register stack.
8826 * config/mmix/mmix.h (struct machine_function): Rename member
8827 has_call_value_without_parameters to has_call_without_parameters.
8828 All referers changed.
8829 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
8830 TARGET_MASK_BRANCH_PREDICT): New macros.
8831 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
8832 -mno-reg-stack-fill-bug-workaround.
8833 * config/mmix/mmix.md ("call"): Set struct machine member
8834 has_call_without_parameters.
8836 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
8838 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
8840 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
8842 * cfgcleanup.c: Include tm_p.h
8843 (mark_effect): Fix handling of hard register; fix handling of SET
8845 2002-01-04 Kazu Hirata <kazu@hxi.com>
8847 * config/h8300/h8300.md (anonymous patterns): Check that
8848 operands are registers before using REGNO on them.
8850 2002-01-03 Roland McGrath <roland@frob.com>
8852 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
8854 2002-01-04 Jakub Jelinek <jakub@redhat.com>
8856 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
8857 * c-common.h (genrtl_expr_stmt_value): Likewise.
8858 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
8859 (expand_expr_stmt_value): Add maybe_last argument.
8860 Don't warn about statement with no effect if it is the last statement
8861 in expression statement.
8862 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
8863 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
8864 expand_expr_stmt_value.
8865 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
8866 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
8867 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
8868 as maybe_last to expand_expr_stmt_value.
8870 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
8872 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
8873 be passed in, do not build it.
8874 (c_begin_if_stmt): New function.
8875 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
8876 * c-common.h (c_expand_start_cond): Update prototype.
8877 (c_begin_if_stmt): Prototype new function.
8878 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
8879 * c-parse.in (if_prefix): Use c_begin_if_stmt,
8880 c_begin_while_stmt and c_finish_while_stmt_cond.
8882 2002-01-04 William Cohen <wcohen@redhat.com>
8884 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
8885 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
8886 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
8887 * config/pa/som.h (ASM_FILE_START): Likewise.
8889 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
8891 * lcm.c: Include df.h.
8892 Add available_transfer_function prototype.
8893 (compute_available): Rework to use iterative dataflow framework.
8894 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
8895 with bb_info in df.h
8896 (available_transfer_function): New function.
8898 * Makefile.in (lcm.o): add df.h to dependencies.
8900 2002-01-04 Richard Henderson <rth@redhat.com>
8902 * config/alpha/alpha.c (some_operand): Accept HIGH.
8903 (input_operand): Likewise; accept simple references to globals.
8904 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
8905 (alpha_const_double_ok_for_letter_p): Likewise.
8906 (alpha_extra_constraint): Likewise.
8907 (alpha_preferred_reload_class): Likewise. Do not force
8908 symbolic constants to memory.
8909 (alpha_legitimate_address_p): Accept simple references
8910 to small_symbolic_operand.
8911 (alpha_legitimize_address): New arg scratch. Be prepared to be
8912 called when no_new_pseudos. Emit simple symbolic references.
8913 Split integers into low, high, and rest.
8914 (alpha_expand_mov): Use alpha_legitimize_address.
8915 (some_small_symbolic_mem_operand): New.
8916 (split_small_symbolic_mem_operand): New.
8917 * config/alpha/alpha-protos.h: Update.
8918 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
8919 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8920 (EXTRA_CONSTRAINT): Likewise.
8921 (PREFERRED_RELOAD_CLASS): Likewise.
8922 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
8923 (PREDICATE_CODES): Update.
8924 * config/alpha/alpha.md: New post-reload splitters to convert
8925 simplfied symbolic operands to the form that references $29.
8926 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
8927 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
8929 2002-01-03 Richard Henderson <rth@redhat.com>
8931 * local-alloc.c (function_invariant_p): Update commentary.
8933 2002-01-04 H.J. Lu <hjl@gnu.org>
8935 * toplev.c (rest_of_compilation): Fix a typo when calling
8936 cleanup_cfg.
8938 2002-01-03 Kazu Hirata <kazu@hxi.com>
8940 * c-common.c: Fix formatting.
8941 * diagnostic.c: Likewise.
8942 * doloop.c: Likewise.
8943 * dwarf2out.c: Likewise.
8945 2002-01-03 Kazu Hirata <kazu@hxi.com>
8947 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
8948 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
8950 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
8952 * cpperror.c: Update comments and copyright.
8953 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
8954 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
8956 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8958 * collect2.c (main): Use strcmp when testing for "-shared".
8960 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
8962 * cppmacro.c: Don't include intl.h. Update comments.
8963 (new_number_token): Allocate enough buffer for 64-bit unsigned
8964 integers; update prototype.
8965 * cppmain.c: Update comments.
8967 2002-01-03 William Cohen <wcohen@redhat.com>
8969 * function.h (struct function): Add profile.
8970 (current_function_profile): New.
8971 doc/extend.texi: Update documentation.
8972 * final.c (final_start_function): Use current_function_profile
8973 instead of profile_flag.
8974 (profile_after_prologue): Likewise.
8975 * function.c (expand_function_start): Likewise.
8976 (expand_function_start): Likewise.
8977 * config/alpha/alpha.c (direct_call_operand):
8978 (alpha_does_function_need_gp): Likewise.
8979 (alpha_expand_prologue): Likewise.
8980 * config/arm/arm.c (arm_expand_prologue): Likewise.
8981 thumb_expand_prologue: Likewise.
8982 * config/d30v/d30v.c (d30v_stack_info): Likewise.
8983 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
8984 (fr30_expand_prologue): Likewise.
8985 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
8986 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
8987 * config/i386/i386.h (FINALIZE_PIC): Likewise.
8988 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
8989 * config/i960/i960.c (i960_output_function_prologue): Likewise.
8990 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
8991 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
8992 (m32r_expand_prologue): Likewise.
8993 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
8994 (m88k_expand_prologue): Likewise.
8995 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
8996 * config/mips/mips.c (compute_frame_size): Likewise.
8997 (mips_expand_prologue): Likewise.
8998 (mips_can_use_return_insn): Likewise.
8999 * config/pa/elf.h (ASM_FILE_START): Likewise.
9000 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
9001 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
9002 * config/pa/som.h (ASM_FILE_START): Likewise.
9003 * config/romp/romp.c (romp_using_r14): Likewise.
9004 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
9005 (rs6000_stack_info): Likewise.
9006 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9007 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
9008 * config/v850/v850.c (compute_register_save_size): Likewise.
9010 2002-01-03 Jakub Jelinek <jakub@redhat.com>
9012 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
9013 gen_lowpart_common fails, use gen_lowpart_SUBREG.
9015 2002-01-03 Turly O'Connor <turly@apple.com>
9017 * darwin.c (machopic_output_possible_stub_label): Don't generate
9018 stub routines for pseudo-stubs which we've just defined.
9020 2002-01-03 Kazu Hirata <kazu@hxi.com>
9022 * builtins.c: Fix formatting.
9023 * c-typeck.c: Likewise.
9024 * combine.c: Likewise.
9025 * expr.c: Likewise.
9026 * loop.c: Likewise.
9028 2002-01-03 Andreas Schwab <schwab@suse.de>
9030 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
9031 and return true if _cpp_push_next_buffer pushed a new include
9032 file.
9033 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
9034 _cpp_pop_file_buffer did not push a new file.
9035 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
9037 2002-01-02 Eric Christopher <echristo@redhat.com>
9039 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
9040 FIND_REG_INC_NOTE call. Update copyright.
9041 * loop.c (canonicalize_condition): Ditto.
9042 * reorg.c (delete_scheduled_jump): Ditto.
9044 2002-01-03 Kazu Hirata <kazu@hxi.com>
9046 * gcse.c: Fix formatting.
9048 2002-01-03 Graham Stott <grahams@redhat.com>
9050 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
9051 forward defs for struct tags rtx_def, union_tree, rtvec_def
9052 also output corresponding typedefs for rtx, tree, and rtvec.
9054 * system.h: Move forward defs for struct tags rtx_def, union_tree,
9055 rtvec_def along with corresponding typedefs for rtx, tree, and
9056 rtvec to config.h, hconfig.h, tconfig.h.
9058 2002-01-03 Graham Stott <grahams@redhat.com>
9060 * tree.h: Update copyright date.
9061 (IS_EXPR_CODE_CLASS): Add parenthesis.
9062 (TREE_SET_CODE): Add whitespace.
9063 (TREE_CHECK): Add parenthesis.
9064 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
9065 (CST_OR_CONSTRUCTOR_CHECK):
9066 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
9067 (TREE_SYMBOL_REFERENCED): Whitespace.
9068 (INT_CST_LT): Likewise.
9069 (INT_CST_LT_UNSIGNED): Likewise.
9070 (tree_real_cst): Unwrap comment.
9071 (tree_string): Likewise.
9072 (tree_complex): Likewise.
9073 (IDENTIFIER_POINTER): correct cast.
9074 (SAVE_EXPR_CONTEXT): Whitespace.
9075 (EXPR_WFL_FILENAME_NODE): Likewise.
9076 (EXPR_WFL_FILENAME): Remove parenthesis.
9077 (DECL_ORIGIN): Add parenthesis.
9078 (DECL_FROM_INLINE): Use NULL_TREE.
9079 (build_int_2): Whitespace.
9080 (build_type_variant): Add parenthesis.
9082 * gcc/jcf-parse.c: Update copyright date.
9083 (yyparse): Constify resource_filename.
9085 2002-01-03 Graham Stott <grahams@redhat.com>
9087 * rtl.h: Update copyright date.
9088 (RTL_CHECK1): Wrap long line.
9089 (RTL_CHECK2): Likewise.
9090 (RTL_CHECKC1): Wrap long line and whitespace.
9091 (RTL_CHECKC2): Likewise.
9092 (XWINT): Whitespace.
9093 (XINT): Likewise.
9094 (XSTR): Likewise.
9095 (XEXP): Likewise.
9096 (XVEC): Likewise.
9097 (XMODE): Likewise.
9098 (XBITMAP): Likewise.
9099 (XTREE): Likewise.
9100 (XBBDEF): Likewise.
9101 (XTMPL): Likewise.
9102 (X0WINT): Likewise.
9103 (X0INT):Likewise.
9104 (X0UINT): Likewise.
9105 (X0STR): Likewise.
9106 (X0EXP): Likewise.
9107 (X0VEC): Likewise.
9108 (X0MODE): Likewise.
9109 (X0BITMAP): Likewise.
9110 (X0TREE): Likewise.
9111 (X0BBDEF): Likewise.
9112 (X0ADVFLAGS): Likewise.
9113 (X0CSELIB): Likewise.
9114 (X0MEMATTR): Likewise.
9115 (XCWINT): Likewise.
9116 (XCINT): Likewise.
9117 (XCUINT): Likewise.
9118 (XCSTR): Likewise.
9119 (XCEXP): Likewise.
9120 (XCVEC): Likewise.
9121 (XCMODE): Likewise.
9122 (XCBITMAP): Likewise.
9123 (XCTREE): Likewise.
9124 (XCBBDEF): Likewise.
9125 (XCADVFLAGS): Likewise.
9126 (XCCSELIB): Likewise.
9127 (XC2EXP): Likewise.
9128 (INSN_UID): Likewise.
9129 (PREV_INSN): Likewise.
9130 (PATTERN): Likewise.
9131 (INSN_CODE): Likewise.
9132 (PUT_REG_NOTE_KIND): Likewise.
9133 (CODE_LABEL_NUMBER): Likewise.
9134 (NOTE_SOURCE_FILE): Likewise.
9135 (NOTE_BLOCK): Likewise.
9136 (NOTE_EH_HANDLER): Likewise.
9137 (NOTE_RANGE_INFO): Likewise.
9138 (NOTE_LIVE_INFO): Likewise.
9139 (NOTE_BASIC_BLOCK): Likewise.
9140 (NOTE_EXPECTED_VALUE): Likewise.
9141 (NOTE_LINE_NUMBER): Likewise.
9142 (LABEL_NAME): Likewise.
9143 (LABEL_NUSES): Likewise.
9144 (LABEL_ALTERNATE_NAME): Likewise.
9145 (ADDRESSOF_DECL): Likewise.
9146 (JUMP_LABEL): Likewise.
9147 (LABEL_NEXTREF): Likewise.
9148 (REGNO): Likewise.
9149 (ORIGINAL_REGNO: Likewise.
9150 (HARD_REGISTER_NUM_P): Add parenthesis.
9151 (SUBREG_REG): Whitespace.
9152 (SUBREG_BYTE): Likewise.
9153 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
9154 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
9155 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
9156 (ASM_OPERANDS_INPUT_VEC): Likewise.
9157 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
9158 (ASM_OPERANDS_INPUT): Likewise.
9159 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
9160 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
9161 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
9162 (ASM_OPERANDS_INPUT_MODE): Likewise.
9163 (ASM_OPERANDS_SOURCE_FILE): Likewise.
9164 (ASM_OPERANDS_SOURCE_LINE): Likewise.
9165 (MEM_SET_IN_STRUCT_P): Minor reformat.
9166 (TRAP_CONDITION): Whitespace.
9167 (TRAP_CODE): Likewise.
9168 (COND_EXEC_TEST): Likewise.
9169 (COND_EXEC_CODE): Likewise.
9170 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
9171 (PHI_NODE_P): Add parenthesis.
9172 (plus_constant): Whitespace and add parenthesis.
9174 2002-01-03 Kazu Hirata <kazu@hxi.com>
9176 * config/avr/avr.c: Fix comment typos.
9177 * config/c4x/c4x.md: Likewise.
9178 * config/dsp16xx/dsp16xx.h: Likewise.
9179 * config/dsp16xx/dsp16xx.md: Likewise.
9180 * config/i386/i386.md: Likewise.
9181 * config/ia64/ia64.c: Likewise.
9182 * config/m32r/m32r.h: Likewise.
9183 * config/m68hc11/m68hc11.md: Likewise.
9184 * config/mmix/mmix.c: Likewise.
9185 * config/mn10200/mn10200.c: Likewise.
9186 * config/romp/romp.c: Likewise.
9187 * config/sh/sh.c: Likewise.
9188 * config/stormy16/stormy16.c: Likewise.
9189 * config/stormy16/stormy16.h: Likewise.
9190 * config/stormy16/stormy16.md: Likewise.
9192 2002-01-03 Graham Stott <grahams@redhat.com>
9194 * loop.h: Update copyright date.
9195 (LOOP_MOVABLES): Fix typo.
9196 (LOOP_REGS): Likewise.
9197 (LOOP_IVS): Likewise.
9199 2002-01-03 Graham Stott <grahams@redhat.com>
9201 * cppinit.c: Update copyright date.
9202 Don't include output.h
9203 * Makefile.in: Update copyright date.
9204 Update dependency.
9206 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
9208 PR c/5226
9209 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
9210 (-pthread) Add to RS/6000 options.
9212 2002-01-02 Kazu Hirata <kazu@hxi.com>
9214 * except.c: Fix comment typos.
9215 * loop.c: Likewise.
9216 * varasm.c: Likewise.
9217 * doc/tm.texi: Fix a typo.
9219 2002-01-02 Jakub Jelinek <jakub@redhat.com>
9221 * c-typeck.c (output_init_element): Allow initializing static storage
9222 duration objects with compound literals.
9224 2002-01-02 Richard Henderson <rth@redhat.com>
9226 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
9227 after abusing it.
9229 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9231 * gcc.c (default_compilers): Const-ify.
9232 * mips-tdump.c (stab_names): Likewise.
9233 * mips-tfile.c (map_coff_types, map_coff_storage,
9234 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
9235 pseudo_ops_t, pseudo_ops): Likewise.
9236 * protoize.c (default_include): Likewise
9238 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
9239 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
9240 Add array size in declaration.
9241 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
9242 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
9243 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
9244 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
9245 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
9246 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
9247 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
9248 emtens, make_nan): Const-ify.
9249 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
9250 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
9252 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
9254 * config.gcc (ia64-*-*): Set extra_headers.
9255 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
9256 * config/alpha/t-osf: Remove.
9257 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
9259 2002-01-02 David Edelsohn <edelsohn@gnu.org>
9261 * config/rs6000/t-aix43: Revert previous change.
9263 2002-01-02 Jason Merrill <jason@redhat.com>
9265 * c-decl.c (c_expand_body): Call outlining_inline_function when
9266 emitting an inline function out of line.
9268 2002-01-02 Richard Henderson <rth@redhat.com>
9270 * dwarf2out.c (limbo_die_node): Add created_for member.
9271 (new_die): New argument created_for. Update all callers.
9272 (mark_limbo_die_list): New.
9273 (dwarf2out_init): Register limbo_die_list as a root.
9274 (dwarf2out_finish): Force insert limbo dies into their function
9275 context.
9277 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
9279 PR c++/5089
9280 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
9282 2002-01-02 Kazu Hirata <kazu@hxi.com>
9284 * config/h8300/fixunssfsi.c: Update copyright.
9285 Fix comment typos.
9286 Fix formatting.
9287 * config/h8300/h8300.c: Update copyright.
9288 Eliminate warnings.
9290 2002-01-02 Kazu Hirata <kazu@hxi.com>
9292 * config/romp/romp.c: Fix comment formatting.
9293 * config/romp/romp.h: Likewise.
9294 * config/romp/romp.md: Likewise.
9295 * config/s390/s390.c: Likewise.
9296 * config/stormy16/stormy16.c: Likewise.
9297 * config/stormy16/stormy16.h: Likewise.
9299 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
9301 * c-common.h (genrtl_expr_stmt_value): Declare.
9302 * c-semantics.c (genrtl_goto_stmt): Redirect to...
9303 (genrtl_goto_stmt_value): ... this new function. Pass new
9304 argument down to expand_expr_stmt_value, taking
9305 TREE_ADDRESSABLE into account.
9306 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
9307 STMT_EXPR as addressable, i.e., one whose result we want.
9308 * expr.c (expand_expr): Don't save expression statement value
9309 of labeled_blocks or loop_exprs.
9310 * stmt.c (expand_expr_stmt): Redirect to...
9311 (expand_expr_stmt_value): ... this new function. Use new
9312 argument to tell whether to save expression value.
9313 (expand_end_stmt_expr): Reset last_expr_type and
9314 last_expr_value if we don't have either.
9315 * tree-inline.c (declare_return_variable): Mark its use
9316 statement as addressable.
9317 * tree.h: Document new use of TREE_ADDRESSABLE.
9318 (expand_expr_stmt_value): Declare.
9320 2002-01-01 Tom Rix <trix@redhat.com>
9322 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
9323 rs6000_emit_allocate_stack.
9325 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
9327 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
9328 ${srcdir}/ginclude/ to every entry in extra_headers.
9329 * configure: Regenerate.
9330 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
9331 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
9332 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
9333 * ginclude/proto.h: Rename to config/convex/proto.h.
9335 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9337 * attribs.c (handle_vector_size_attribute): Use host_integerp
9338 and tree_int_cst; remove warnings.
9339 * caller-save.c (insert_restore): Add cast to get rid of warning.
9340 (insert_save): Likewise.
9341 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
9342 * regmove.c (find_matches): Add temporary var to kill a warning.
9344 2002-01-01 Douglas B Rupp <rupp@gnat.com>
9346 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
9347 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
9348 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
9349 (vms-dwarf2eh.o): Add Makefile rule.
9350 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
9351 * config/alpha/vms-dwarf2eh.asm: New file.
9353 * gcc.c (delete_if_ordinary): Delete all versions.
9355 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
9357 * config/mmix/mmix.md: Update FIXME to not mention
9358 define_constants.
9359 (MMIX_rJ_REGNUM): New define_constants constant.
9360 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
9361 "*movdicc_real"): Adjust contraints formatting.
9362 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
9363 for branch prediction.
9364 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
9365 output template.
9366 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
9367 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
9368 number. Delete related FIXMEs.
9369 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
9370 from number to MMIX_rJ_REGNUM.
9371 (TARGET_MASK_BRANCH_PREDICT): New.
9372 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
9373 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
9374 value. Add -mbranch-predict and -mno-branch-predict.
9375 (TARGET_VERSION): Drop date.
9376 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
9377 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
9378 for finding out global symbols.
9379 (mmix_asm_output_labelref): Revert condition for global symbol.
9380 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
9381 (mmix_print_operand_punct_valid_p): A '+' is valid.
9383 See ChangeLog.6 for earlier changes.