1 2002-03-15 Jason Merrill <jason@redhat.com>
3 * toplev.c (wrapup_global_declarations): Clarify variable handling.
4 -fkeep-static-consts doesn't apply to comdats.
6 2002-03-14 Richard Henderson <rth@redhat.com>
8 * c-decl.c: Include c-pragma.h.
9 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
10 (finish_function): Tidy.
11 * c-pragma.c: Include c-common.h.
12 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
13 (handle_pragma_weak): Use them.
14 (init_pragma): Register pending_weaks.
15 * c-pragma.h (maybe_apply_pragma_weak): Declare.
16 * print-tree.c (print_node): Print DECL_WEAK.
17 * varasm.c (mark_weak_decls): Remove.
18 (remove_from_pending_weak_list): Remove.
20 (asm_emit_uninitialised): Call globalize_decl for weak commons.
21 (weak_decls): Make a tree_list.
22 (declare_weak): Cons weak_decls directly.
23 (globalize_decl): Remove weak_decls elements directly.
24 (weak_finish): Simplify weak_decls walk. Don't weaken unused
25 symbols. Don't pretend to handle aliases.
26 (init_varasm_once): Update weak_decls registry.
27 * Makefile.in: Update dependencies.
29 2002-03-14 Richard Henderson <rth@redhat.com>
32 * config/ia64/ia64.c: Include tm_p.h last.
33 (gen_nop_type): Remove duplicate definition.
34 (cycle_end_fill_slots): Set sched_data for second L slot.
35 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
36 (nop_cycles_until): Fix typos.
38 2002-03-15 Jakub Jelinek <jakub@redhat.com>
41 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
43 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
45 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
46 descriptors correctly.
48 2002-03-14 Michael Meissner <meissner@redhat.com>
50 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
51 100, allowing MAX_UNROLLED_INSNS to be overridden.
53 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
56 * unroll.c (params.h): Include.
57 (MAX_UNROLLED_INSNS): Delete, now in params.h.
59 * doc/invoke.texi (--param max-unroll-insns): Document.
61 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
63 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
65 * arm.md: Fix warnings about constraints in peepholes and splits.
67 2002-03-14 Zack Weinberg <zack@codesourcery.com>
69 * cpphash.h (struct lexer_state): Remove line_extension member.
70 * cpplib.c (dequote_string, do_linemarker): New functions.
71 (linemarker_dir): New data object.
72 (DIRECTIVE_TABLE): No longer need to interpret #line in
73 preprocessed source. Delete obsolete comment about return
75 (end_directive, directive_diagnostics, _cpp_handle_directive):
76 Don't muck with line_extension.
77 (directive_diagnostics): No need to issue warnings for
79 (_cpp_handle_directive): Issue warnings for linemarkers here,
80 when appropriate. Dispatch linemarkers to do_linemarker, not
82 (do_line): Code to handle linemarkers split out to do_linemarker.
83 Convert escape sequences in filename argument, both places.
85 * cppmacro.c (quote_string): Rename cpp_quote_string and
86 export. All callers changed.
87 * cpplib.h (cpp_quote_string): Prototype.
88 * cppmain.c (print_line): Call cpp_quote_string on to_file
91 * doc/cpp.texi: Document that escapes are now interpreted in
92 #line and in linemarkers, and that non-printing characters are
93 converted to octal escapes when linemarkers are generated.
95 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
97 * emit-rtl.c (try_split): Use delete_insns.
98 * recog.c (split_all_insns): Fix terminating condition.
100 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
101 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
104 * arm.c (arm_output_epilogue): Fix floating-point register save
105 adjustment when using a frame pointer.
107 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
109 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
110 * config/mips/mips.c (compute_frame_size): Retrofit them here.
111 (save_restore_insns, mips_expand_epilogue): And here.
112 (build_mips16_call_stub): And here.
113 (mips_function_value): Use the new macros to decide whether a single
114 or complex float can be returned in floating-point registers. Return
115 a parallel rtx in the complex case.
117 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
119 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
120 call after liveness analysis.
122 * recog.c (split_insn): Use delete_insn_and_edges.
124 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
125 instructions to have branch prediction notes.
126 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
128 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
130 * configure.in: Don't pass -Wno-long-long to a ADA compiler
131 that doesn't support it.
132 * configure: Regenerate.
134 2002-03-13 Jakub Jelinek <jakub@redhat.com>
137 * config/sparc/sparc.md (normal_branch, inverted_branch,
138 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
139 inverted_fp_branch): Adjust calls to output_cbranch.
140 Set length attribute.
141 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
142 output_v9branch. Set length attribute.
143 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
145 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
146 (output_cbranch): Likewise. Handle far branches.
147 (output_v9branch): Handle far branches.
148 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
150 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
151 noov_compare64_op predicates.
153 2002-03-13 Jason Merrill <jason@redhat.com>
155 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
156 into the function and constify it.
157 * gthr-dce.h, gthr-solaris.h: Likewise.
159 2002-03-13 David Edelsohn <edelsohn@gnu.org>
161 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
162 * config/rs6000/rs6000.c (rs6000_va_arg): Use
163 std_expand_builtin_va_arg if not ABI_V4.
165 2002-03-13 Jason Merrill <jason@redhat.com>
167 * varasm.c (globalize_decl): New fn.
168 (assemble_start_function): Use it.
169 (asm_emit_uninitialized): Use it.
170 (assemble_alias): Use it.
171 (assemble_variable): Use it.
173 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
175 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
176 2002-03-12 internal visibility change.
177 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
178 visibility into SYMBOL_REF_FLAG.
180 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
182 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
183 VOIDmode operand. Add compile-time optimization for constant results.
185 2002-03-12 Jason Merrill <jason@redhat.com>
187 * c-typeck.c (convert_for_assignment): Don't allow conversions
188 between pointers and references. Only allow lvalues to convert to
191 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
193 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
194 before prologue, to avoid scheduling problems.
196 2002-03-13 Jakub Jelinek <jakub@redhat.com>
198 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
199 (ELIMINABLE_REGS): Add sfp->sp.
200 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
202 2002-03-13 Jakub Jelinek <jakub@redhat.com>
205 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
207 2002-03-13 Jakub Jelinek <jakub@redhat.com>
209 * loop.c (basic_induction_var): Don't call convert_modes if mode
210 classes are different.
212 2002-03-12 Richard Henderson <rth@redhat.com>
215 * function.c (reposition_prologue_and_epilogue_notes): Position
216 the markers after/before the last/first insn not deleted.
218 2002-03-12 Richard Henderson <rth@redhat.com>
221 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
222 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
223 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
225 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
226 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
227 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
229 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
230 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
231 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
232 also. Don't set it if not flag_pic.
233 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
234 to be INVALID_REGNUM when not used.
236 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
238 * expmed.c (store_bit_field): Reset alias set for memory.
239 (extract_bit_field): Same.
241 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
243 * c-common.c (c_tree_code_type, c_tree_code_length,
244 c_tree_code_name, add_c_tree_codes): Delete.
245 * c-common.h (add_c_tree_codes): Delete.
246 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
248 * c-objc-common.c (c_objc_common_init): Don't call
249 add_c_tree_codes, instead set lang_unsafe_for_reeval.
250 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
251 objc_tree_code_name, add_objc_tree_codes): Delete.
252 (objc_init): Don't call add_objc_tree_codes.
253 * objc/objc-lang.c (tree_code_type, tree_code_length,
254 tree_code_name): Define.
255 * toplev.c (lang_independent_init): Don't set
256 tree_code_length[IDENTIFIER_NODE].
257 * tree.c (tree_code_type, tree_code_length, tree_code_name):
258 Delete definitions, moved to language front-ends.
259 * tree.def (IDENTIFIER_NODE): Hardwire the length.
260 * tree.h (tree_code_type, tree_code_length, tree_code_name):
262 (tree_code_length): Change type to unsigned char.
264 2002-03-12 Richard Henderson <rth@redhat.com>
266 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
267 internal visibility change.
269 2002-03-12 Bob Wilson <bob.wilson@acm.org>
271 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
272 validize_mem() instead of change_address to avoid clobbering
275 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
277 * c-lex.h (position_after_whitespace): Remove.
279 2002-03-12 Jakub Jelinek <jakub@redhat.com>
281 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
282 (lex_string): Use unsigned char pointers.
284 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
286 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
287 is not a valid memory_operand.
289 2002-03-12 Bob Wilson <bob.wilson@acm.org>
291 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
292 * config/xtensa/lib1funcs.asm: Fix copyright to include
293 special case for libgcc files.
294 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
295 (__divsi3): Likewise.
296 (__umodsi3): Likewise.
297 (__modsi3): Likewise.
298 * config/xtensa/lib2funcs.S: Fix copyright to include
299 special case for libgcc files.
301 2002-03-12 Tom Rix <trix@redhat.com>
303 * collect2.c (resolve_lib_name): Move outside of
304 OBJECT_FORMAT_COFF ifdef.
305 (ignore_library): Same.
307 2002-03-12 Bob Wilson <bob.wilson@acm.org>
309 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
311 2002-03-12 Bob Wilson <bob.wilson@acm.org>
313 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
314 to function_section before writing out the constant pool.
316 2002-03-12 David Edelsohn <edelsohn@gnu.org>
318 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
320 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
322 2002-03-12 Alan Modra <amodra@bigpond.net.au>
324 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
328 (cmpsi splitter): Likewise.
329 (modsi3): Fail if <= 0.
330 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
331 redundant test when HOST_BITS_PER_WIDE_INT != 32.
332 (reg_or_sub_cint64_operand): Likewise.
333 (num_insns_constant_wide): Optimize sign extension.
334 (rs6000_legitimize_address): Likewise.
336 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
338 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
339 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
341 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
343 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
346 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
348 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
349 scratch register to DImode / TImode.
350 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
351 register used does not overlap the target.
353 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
355 * Makefile.in (debug.o): Depend on debug.h.
356 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
357 * debug.c (do_nothing_debug_hooks): Likewise.
358 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
359 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
360 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
361 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
362 * dwarfout.c (dwarf_debug_hooks): Likewise.
363 * integrate.c (output_inline_function): Likewise.
364 * objc/objc-act.c (synth_module_prologue): Likewise.
365 * sdbout.c (sdb_debug_hooks): Likewise.
366 * toplev.c (debug_hooks): Likewise.
367 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
369 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
371 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
372 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
373 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
374 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
375 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
376 * defaults.h (POINTER_SIZE): Define.
377 * doc/tm.texi (POINTER_SIZE): Document default.
379 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
381 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
383 2002-03-11 Richard Henderson <rth@redhat.com>
385 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
386 if rebuild_label_notes_after_reload.
388 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
390 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
391 emit pic register load if "internal" visibility.
392 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
393 (cris_expand_builtin_va_arg): Do all computations on trees.
395 2002-03-11 Richard Henderson <rth@redhat.com>
397 * rtlanal.c: Include recog.h.
398 (keep_with_call_p): Fix thinko.
399 * Makefile.in (rtlanal.o): Update dependencies.
401 2002-03-11 Chris Meyer <cmeyer@gatan.com>
403 * genflags.c (gen_insn): Use IS_VSPACE.
404 * genoutput.c (output_insn_data): Likewise.
405 (process_template): Likewise.
407 2002-03-11 Richard Henderson <rth@redhat.com>
409 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
411 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
413 * Makefile.in: Update.
414 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
415 Update documentation.
416 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
417 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
419 2002-03-11 Zack Weinberg <zack@codesourcery.com>
421 * Makefile.in: Give texi2pod its input file as a command line
422 argument, not on stdin.
424 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
425 Daniel Berlin <dan@dberlin.org>
427 C++ alias analysis improvement.
428 * alias.c (record_component_aliases): Record aliases for base
431 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
433 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
435 2002-03-11 Douglas B Rupp <rupp@gnat.com>
437 * toplev.c (vms_fopen): Remove, not needed.
439 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
441 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
443 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
444 for FP, already done later.
446 * toplev.c (debug_args): Add entry for VMS_DEBUG.
447 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
449 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
451 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
452 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
453 LARGEST_EXPONENT_IS_NORMAL for the given mode.
454 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
455 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
456 (ediv, emul, eldexp, esqrt): Likewise.
457 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
458 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
459 (saturate): New function.
460 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
461 (make_nan): Use a saturation value instead of a NaN if
462 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
463 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
464 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
465 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
466 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
467 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
469 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
470 (ROUND_TOWARDS_ZERO): Document.
472 2002-03-11 Andreas Jaeger <aj@suse.de>
474 * cfg.c (dump_flow_info): Remove unused variable.
476 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
478 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
479 computations on trees.
481 2002-03-10 Richard Henderson <rth@redhat.com>
484 * reload.c (copy_replacements_1): New.
485 (copy_replacements): Use it to recurse through the rtx.
487 2002-03-10 Richard Henderson <rth@redhat.com>
489 * loop.c (strength_reduce): Compute number of iterations as
490 unsigned HOST_WIDE_INT.
492 2002-03-10 Richard Henderson <rth@redhat.com>
494 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
495 to move away from the end of the block.
497 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
500 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
502 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
504 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
506 * attribs.c (decl_attributes): Fix signed/unsigned warning.
508 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
510 * config/mmix/mmix.c: Improve comments.
511 (mmix_target_asm_function_prologue): Drop variable
512 empty_stack_frame. Don't allocate unused slot above fp.
513 (mmix_target_asm_function_epilogue): Mirror prologue changes.
514 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
515 brace in first column.
516 (enum reg_class): Ditto.
517 (FIRST_PARM_OFFSET): Now 0.
518 (USER_LABEL_PREFIX): Remove #if 0:d definition.
520 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
522 * combine.c (make_extraction): Fix error in last change.
524 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
526 * c4x.c (c4x_fp_reglist): Const-ify.
527 * cris.c (cris_print_operand): Likewise.
528 * i386.c (ix86_va_arg): Likewise.
529 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
530 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
531 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
532 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
533 * mcore.h (regno_reg_class): Likewise.
534 * mips.c (gen_int_relational): Likewise.
535 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
536 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
537 * pdp11.c (move_costs): Likewise.
538 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
539 * s390.c (s390_branch_condition_mnemonic, regclass_map):
541 * s390.h (regclass_map): Likewise.
542 * sh.c (shift_amounts): Likewise.
543 * sh.md (rotlsi3): Likewise.
545 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
547 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
548 (ne0+5): Use new clobber to generate proper shift pattern.
549 Patch by Michael Matz <matz@kde.org>.
551 2002-03-09 Andreas Schwab <schwab@suse.de>
553 * gcc.c (validate_all_switches): Also handle `%W{...}'.
555 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
557 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
559 2002-03-09 Jakub Jelinek <jakub@redhat.com>
562 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
563 even for non-representable constants.
565 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
567 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
568 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
569 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
570 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
571 (pop_function_context): Compute MAY_SHARE parameter for
573 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
574 (gen_mem_addressof): Call fixup_var_refs with new parm.
576 * combine.c (make_extraction): Don't make extension of CONST_INT.
578 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
580 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
582 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
583 but getting fixed-size structs passed in registers regardless of
584 padding in o32 and o64 ABIs.
586 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
587 offset before loading address of argument passed by transparent
590 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
592 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
594 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
596 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
597 marker such that registers after it are saved.
599 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
601 * sparc.c (arith_4096_operand): Fix error in last change.
603 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
605 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
608 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
610 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
613 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
615 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
617 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
619 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
620 removed; fix return value.
621 * combine.c (combine_instructions): Dirtify blocks where we failed to
622 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
623 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
625 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
627 * gcse.c (insert_insn_end_bb): Fix typo in last change.
629 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
631 * recog.c (peephole2_optimize): Re-distribute EH edges.
633 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
635 * expr.c (expand_expr): Use unsave lang hook.
636 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
637 (LANG_HOOKS_INITIALIZER): Update.
638 * langhooks.h (struct lang_hooks): New hook unsave.
639 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
640 (unsave_expr_1): Remove unused lang_unsave_expr_now.
641 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
642 (unsave_expr_now): Remove.
643 * tree.h (unsave_expr_now, lang_unsave,
644 lang_unsave_expr_now): Remove.
647 2002-03-08 Andreas Jaeger <aj@suse.de>
649 * flow.c (propagate_block_delete_insn): Remove unused variable.
651 2002-03-08 Kazu Hirata <kazu@hxi.com>
653 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
654 insn length for memory load/store.
656 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
658 * doc/install.texi (--with-libiconv-prefix): Document.
660 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
662 * doc/sourcebuild.texi: Fix typo.
664 2002-03-08 Jakub Jelinek <jakub@redhat.com>
667 * builtins.c (std_expand_builtin_va_arg): Do all computations on
670 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
672 * rtl.c (copy_most_rtx): Move from here ...
673 * emit-rtl.c (copy_most_rtx): ... to here.
675 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
677 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
678 SUBTARGET_CPP_SIZE_SPEC.
679 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
681 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
683 2002-03-07 Matt Hiller <hiller@redhat.com>
685 * gensupport.c (first_dir_md_include): Renamed from include;
686 change all references.
687 (last_dir_md_include): Renamed from last_include; change all
689 (init_md_reader): Unconditionally initialize base_dir whether or
690 not filename is a relative path.
692 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
694 * config/fp-bit.c (_unord_f2): Compile it in even if
695 US_SOFTWARE_GOFAST is enabled.
697 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
698 NULL_RTX. Set all HFmode operations as NULL_RTX.
699 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
700 NULL_RTX, try reversing the comparison and the operands.
702 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
704 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
705 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
708 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
710 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
712 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
714 * basic-block.h (fixup_abnormal_edges): Declare.
715 * reload1.c (fixup_abnormal_edges): New function.
716 * reg-stack.c (convert_regs): Use it.
718 * gcse.c (insert_insn_end_bb): Handle trapping insns.
720 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
722 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
724 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
725 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
726 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
727 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
728 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
729 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
730 unless x and y could be infinite.
731 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
732 Check that the common type of both arguments is a real, even for
733 targets without unordered comparisons. Allow an integer argument
734 to be compared against a real.
735 (expand_tree_builtin): Use expand_unordered_cmp.
736 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
737 * cse.c (fold_rtx): Likewise. Fix indentation.
738 * fold-const.c (fold_real_zero_addition_p): New.
739 (fold): Use it, and the new HONOR_... macros.
740 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
741 * jump.c (reversed_comparison_code_parts): After searching for
742 the true comparison mode, use HONOR_NANS to decide whether it
743 can be safely reversed.
744 (reverse_condition_maybe_unordered): Remove IEEE check.
745 * simplify-rtx.c (simplify_binary_operation): Use the new macros
746 to decide which simplifications are valid. Allow the following
747 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
748 and (a - -b) to (a + b).
749 (simplify_relational_operation): Use HONOR_NANS.
750 * doc/tm.texi: Document the MODE_HAS_... macros.
752 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
754 * combine.c (simplify_comparison): If simplifying a logical shift
755 right and compare with constant, force the comparison to unsigned.
757 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
759 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
761 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
763 (alt_reg_names): Remove % for vrsave.
765 2002-03-06 Richard Henderson <rth@redhat.com>
768 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
769 if used indicates we've already emitted one copy of an operand.
770 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
771 (gen_split): Supply a non-null used.
773 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
775 * reload1.c (reload): Unshare all rtl after reload is done.
777 * simplify-rtx.c (simplify_plus_minus): Do not abort,
778 but simply fail if the expression is too complex to simplify.
779 (simplify_gen_binary): Handle simplify_plus_minus failures.
781 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
783 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
784 consistently call delete_trivially_dead_insns after CSE and GCSE;
785 fix DFI_life dumping; do jump threading after liveness; do crossjumping
786 after liveness2; update comment in last crossjumping.
787 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
789 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
791 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
792 after completing fast dead code elimination.
794 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
797 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
799 * version.c: Fix misplaced leading blanks on first line.
801 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
803 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
805 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
807 * cfgcleanup.c (mentions_nonequal_regs): New function.
808 (thread_jump): Use it.
809 * toplev.c (rest_of_compilation): Run jump threading after
812 2002-03-06 Jakub Jelinek <jakub@redhat.com>
814 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
817 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
819 * predict.c (estimate_bb_frequencies): Do not reload the
820 frequencies from notes.
822 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
824 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
825 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
827 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
828 delete_noop_moves): Return indeger.
829 * flow.c (ndead): New variable.
830 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
831 BB argument; update callers.
832 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
833 (life_analysis): Do not call purge_all_dead_edges.
834 (update_life_info): Return number of deleted insns; print statistics.
835 (update_life_info_in_dirty_blocks): likewise.
836 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
837 return number of insns deleted.
839 * cse.c: Include timevar.h
840 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
841 iterate until stabilizes; print statistics; return number of killed
843 * Makefile.in: (cse.o): Add timevar.h dependency
844 * rtl.h (delete_trivially_dead_insns): New.
845 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
846 * toplev.c (rest_of_compilation): Update callers.
848 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
849 (try_optimize_cfg): Do not update liveness.
850 (cleanup-cfg): Loop until try_optimize_cfg and dead code
851 removal stabilizes; use delete_trivially_dead_insns.
853 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
855 2002-03-05 Zack Weinberg <zack@codesourcery.com>
857 * cppmain.c (setup_callbacks): Disable #pragma and #ident
858 callbacks when processing assembly language.
860 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
862 * pa.h (ASM_FILE_END): Define.
863 * som.h (ASM_FILE_END): Delete.
865 * pa.c (function_arg): Don't pass floats in general registers in
866 indirect calls if TARGET_ELF32.
868 2002-03-05 Richard Henderson <rth@redhat.com>
870 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
872 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
874 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
876 2002-03-05 Jakub Jelinek <jakub@redhat.com>
878 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
879 -r command line. Don't hide any symbols if not building
882 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
884 * cfg.c (dump_flow_info): Warn about profile mismatches.
885 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
886 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
888 2002-03-05 Jakub Jelinek <jakub@redhat.com>
890 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
891 wide volatile memory by parts.
893 2002-03-05 Jakub Jelinek <jakub@redhat.com>
895 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
898 2002-03-05 Richard Henderson <rth@redhat.com>
900 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
902 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
904 * toplev.c (documented_lang_options): Document more
905 language-specific options.
906 * doc/invoke.texi (Warning Options): Correct documentation for
907 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
908 * c-decl.c (c_decode_option): Use a table to handle warning options.
910 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
912 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
913 parameter to mmix_encode_section_info.
914 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
915 relocatably. Always produce ELF, not mmo if linking relocatably.
916 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
917 first is non-zero, don't add symbol prefix.
918 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
919 prototype accordingly.
921 2002-03-04 Krister Walfridsson <cato@df.lth.se>
923 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
925 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
927 * configure.in: Increase required makeinfo version to 4.1.
928 * configure: Regenerate.
930 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
932 * .cvsignore: Remove *.info* and genrtl*; these files are generated
935 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
937 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
938 * doc/invoke.texi: Fix @math uses.
940 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
942 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
945 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
947 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
948 (powerpc-*-eabisimaltivec*): Same.
950 * config/rs6000/t-ppcendian: New.
952 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
954 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
955 nonimmediate_src_operand and nonimmediate_lsrc_operand to
956 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
958 2002-03-03 Richard Henderson <rth@redhat.com>
960 * toplev.c (rest_of_decl_compilation): Revert last two changes.
962 2002-03-03 Zack Weinberg <zack@codesourcery.com>
964 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
965 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
966 tree.c, config/m68k/m68k.c:
967 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
968 REAL_ARITHMETIC blocks unconditional. Delete some further
969 #ifdef blocks predicated on REAL_ARITHMETIC.
970 * flags.h, toplev.c: Delete remaining references to
973 * doc/invoke.texi: Remove documentation of -fpretend-float.
974 * doc/tm.texi: Describe the various REAL_* macros as provided by
975 real.h, not by the target configuration files.
977 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
978 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
979 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
980 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
981 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
982 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
983 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
984 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
985 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
986 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
987 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
988 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
989 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
990 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
991 config/xtensa/xtensa.h:
992 Do not define, undefine, or mention in comments any of
993 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
994 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
995 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
996 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
997 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
998 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
999 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
1000 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
1001 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
1003 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1005 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
1006 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
1007 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
1008 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
1009 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
1010 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
1012 * defaults.h (BITS_PER_WORD): Define.
1013 * doc/tm.texi (BITS_PER_WORD): Document default value.
1015 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
1016 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
1017 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
1019 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1021 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
1022 lieu of explicit sizeof/sizeof.
1023 * i386.c (override_options, ix86_init_mmx_sse_builtins,
1024 ix86_expand_builtin): Likewise.
1025 * mips.c (mips_add_gc_roots): Likewise.
1026 * mmix.c (mmix_output_condition): Likewise.
1027 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
1028 altivec_init_builtins): Likewise.
1029 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
1030 * cppexp.c (Nsuff, parse_number): Likewise.
1031 * cppinit.c (builtin_array_end): Likewise.
1032 * gcc.c (n_default_compilers, process_command): Likewise.
1033 * genpreds.c (output_predicate_decls): Likewise.
1034 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
1035 * lcm.c (N_ENTITIES): Likewise.
1036 * stor-layout.c (set_sizetype): Likewise.
1038 2002-03-03 Richard Henderson <rth@redhat.com>
1040 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
1041 for types or labels.
1043 2002-03-03 Richard Henderson <rth@redhat.com>
1045 * c-decl.c (start_decl): Initialized variables are not common.
1047 2002-03-02 Per Bothner <per@bothner.com>
1049 * gcc.c (option_map): Suport new --bootclasspath option.
1050 --CLASSPATH is now just an alias for --classpath.
1052 2002-03-02 Richard Henderson <rth@redhat.com>
1054 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
1055 load if "internal" visibility.
1056 * doc/extend.texi: Document visibility meanings.
1058 2002-03-02 Richard Henderson <rth@redhat.com>
1060 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
1061 to functions as well.
1063 2002-03-02 Richard Henderson <rth@redhat.com>
1065 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
1066 (handle_visibility_attribute): Don't call assemble_visibility.
1067 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
1068 without asmspec. Invoke assemble_alias when needed.
1069 * varasm.c (maybe_assemble_visibility): New.
1070 (assemble_start_function, assemble_variable, assemble_alias): Use it.
1072 2002-03-02 Richard Henderson <rth@redhat.com>
1074 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
1075 invoke ENCODE_SECTION_INFO with first call flag.
1077 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
1078 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
1079 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
1080 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
1081 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
1082 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
1083 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
1084 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
1085 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
1086 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
1087 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
1088 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
1089 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
1090 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
1091 config/mcore/mcore-protos.h, config/mcore/mcore.c,
1092 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
1093 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
1094 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
1095 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
1096 config/sh/sh.h, config/sparc/sparc.h,
1097 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
1098 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
1099 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
1100 FIRST argument. As needed, examine it and do nothing.
1102 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
1103 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
1104 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
1106 * config/arm/t-pe (pe.o): Add dependencies.
1108 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1110 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
1111 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
1112 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
1113 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
1114 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
1115 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
1116 * defaults.h (BITS_PER_UNIT): Define.
1117 * doc/tm.texi (BITS_PER_UNIT): Document default value.
1119 2002-03-02 Kazu Hirata <kazu@hxi.com>
1121 * config/h8300/h8300-protos.h: Add a prototype for
1122 compute_a_shift_length.
1123 * config/h8300/h8300.c (h8300_asm_insn_count): New.
1124 (compute_a_shift_length): Likewise.
1125 (h8300_adjust_insn_length): Do not adjust insn length of shift
1127 * config/h8300/h8300.md (anonymous shift patterns): Use
1128 compute_a_shift_length.
1130 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1132 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
1135 * emit-rtl.c (offset_address): Call update_temp_slot_address.
1137 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1139 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
1140 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
1141 * flags.h (flag_zero_initialized_in_bss): Declare.
1142 * toplev.c (flag_zero_initialized_in_bss): New flag.
1143 (lang_independent_options): Add flag_zero_initialized_in_bss.
1144 * tree.c (initializer_zerop): New function.
1145 * tree.h (initializer_zerop): Declare.
1146 * varasm.c (assemble_variable): If we can emit bss, put zero
1147 initializers in the bss section.
1149 2002-03-02 Alan Modra <amodra@bigpond.net.au>
1151 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
1152 like more than one symbol per .weak directive.
1154 2002-03-01 Richard Henderson <rth@redhat.com>
1156 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
1157 adjust argument_pointer by pretend_args_size.
1158 (ia64_va_start): Adjust va_start address by -pretend_args_size.
1160 2002-03-01 Kazu Hirata <kazu@hxi.com>
1162 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
1164 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
1166 * toplev.c (rest_of_compilation): Delete dead jumptables before
1168 * flow.c (delete_dead_jumptables): Make global.
1169 * rtl.h (delete_dead_jumptables): Declare.
1171 2002-03-01 David Edelsohn <edelsohn@gnu.org>
1173 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
1174 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
1175 * config/rs6000/xcoff.h (COLLET_EXPORT_LIST): Delete.
1177 2002-03-01 Kazu Hirata <kazu@hxi.com>
1179 * config/h8300/h8300-protos.h: Fix formatting.
1180 * config/h8300/h8300.c: Likewise.
1181 * config/h8300/h8300.h: Likewise.
1183 2002-03-01 Kazu Hirata <kazu@hxi.com>
1185 * config/h8300/h8300.c (print_operand): Support 16-bit
1187 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
1189 2002-02-28 Richard Henderson <rth@redhat.com>
1191 * expmed.c (store_bit_field): Prevent generation of CONCATs;
1192 pun complex values as integers; use gen_lowpart instead of
1194 (extract_bit_field): Likewise.
1196 2002-03-01 Alan Modra <amodra@bigpond.net.au>
1197 David Edelsohn <edelsohn@gnu.org>
1199 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
1200 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
1201 (SUPPORTS_WEAK): Likewise.
1202 * output.h (add_weak): Add tree param.
1203 * varasm.c (add_weak): Likewise. Save decl.
1204 (struct weak_syms): Add decl field.
1205 (mark_weak_decls): New function.
1206 (init_varasm_once): ggc_add_root mark_weak_decls.
1207 (assemble_start_function): Use ASM_WEAKEN_DECL.
1208 (assemble_variable): Likewise.
1209 (assemble_alias): Likewise.
1210 (declare_weak): Pass decl to add_weak.
1211 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
1212 (remove_from_pending_weak_list): Declare and define for
1214 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
1215 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
1216 * defaults.h (SUPPORTS_WEAK): Likewise.
1217 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1218 .weak for code sym. Do emit .size for descriptor sym.
1219 (ASM_DECLARE_FUNCTION_SIZE): Define.
1220 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
1221 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
1222 .lglobl unless TARGET_XCOFF. Formatting fixes.
1223 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1225 (HANDLE_PRAGMA_WEAK): Remove.
1226 (ASM_WEAKEN_LABEL): Remove.
1227 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
1229 2002-03-01 Jason Merrill <jason@redhat.com>
1231 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
1232 (TARGET_EXPR_CLEANUP): New macro.
1234 2002-02-28 Steve Ellcey <sje@cup.hp.com>
1236 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
1237 to take ptr_extend into account as third type of extension.
1238 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
1239 fields used by SUBREG_PROMOTED_UNSIGNED_P.
1240 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
1241 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
1242 * calls.c (precompute_arguments): Use new macro.
1243 (expand_call): Ditto.
1244 * combine.c (nonzero_bits): Ditto.
1245 (record_promoted_value): Ditto.
1246 * expr.c (store_expr): Ditto.
1247 (expand_expr): Ditto.
1248 * function.c (assign_parms): Ditto.
1250 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
1252 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
1253 override -shared and -shared-libgcc.
1255 2002-02-28 David O'Brien <obrien@FreeBSD.org>
1257 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
1259 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
1262 2002-02-28 Richard Henderson <rth@redhat.com>
1264 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
1265 4 cycle latency from MM producers.
1266 (ia64_internal_sched_reorder): Likewise with pipeline flush.
1268 2002-02-28 Jakub Jelinek <jakub@redhat.com>
1270 * mklibgcc.in: Don't use GNU make extension.
1272 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1274 * c-parse.in (STATIC): New terminal.
1275 (scspec): New non-terminal. Update productions accordingly.
1276 (program): Remove bogus ifc / end ifc.
1277 (array_declarator): Simplify production using STATIC.
1279 2002-02-28 Jim Meyering <meyering@lucent.com>
1281 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
1282 \a still means TARGET_BELL.
1284 2002-02-28 Richard Henderson <rth@redhat.com>
1286 * haifa-sched.c (sched_emit_insn): New.
1287 (schedule_block): Use last_scheduled_insn to track last insn.
1288 * sched-int.h (sched_emit_insn): Prototype.
1289 * config/ia64/ia64.c (last_issued): Remove.
1290 (ia64_variable_issue): Don't set it.
1291 (nop_cycles_until): Use sched_emit_insn.
1293 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
1295 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
1298 2002-02-28 Kazu Hirata <kazu@hxi.com>
1300 * config/h8300/h8300.c: Fix formatting.
1301 * config/h8300/h8300.h: Likewise.
1303 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
1305 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
1306 which may overwrite the high byte of the frame pointer.
1308 2002-02-28 Bo Thorsen <bo@suse.de>
1310 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
1311 (STARTFILE_SPEC): Add 64 bit files.
1312 (ENDFILE_SPEC): Likewise.
1314 2002-02-28 Jason Merrill <jason@redhat.com>
1316 * c-decl.c (finish_function): Only warn about missing return
1317 statement with -Wreturn-type.
1319 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
1321 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
1323 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
1324 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
1326 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
1328 * basic-block.h (BB_REACHABLE): Renumber.
1329 (BB_DIRTY, BB_NEW): New flags.
1330 (clear_bb_flags): Declare.
1331 (update_life_info_in_dirty_blocks): Declare.
1332 * cfg.c (clear_bb_flags): New function.
1333 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
1334 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
1335 reorder_insns, emit_insn_after): Mark block as dirty.
1336 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
1337 (update_life_info_in_dirty_blocks): New function.
1338 * recog.c (apply_change_group): Dirtify block.
1340 * cse.c (cse_insn): Reorder emitting of jump insn to keep
1342 * gcse.c (delete_null_pointer_checks): Likewise.
1344 * toplev.c (dump_file_index): Move cse2 after bp,
1346 (dump_file_info): Similary.
1347 (rest_of_compilation): Avoid most of CFG rebuilds;
1348 do first if converision after null pointer checks, do cse2
1349 after branch prediction; avoid full liveness rebuild after
1350 initializing subregs.
1351 * invoke.texi (-d options): Document -du, renumber.
1353 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
1354 (notice_new_block): Do not set BB_UPDATE_LIFE.
1355 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
1356 merge_blocks_move_successor_nojumps, merge_blocks,
1357 try_crossjump_to_edge): Likewise.
1358 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
1359 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
1360 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
1361 (merge_of_block): Do not use life_data_ok.
1362 (find_if_case_1): Do not use SET_UPDATE_LIFE.
1363 (if_convert): Use BB_DIRTY mechanizm to update life.
1364 * lcm.c (optimize_mode_switching): Update
1365 update_life_info_in_dirty_blocks
1367 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1369 * Makefile.in (integrate.o): Update.
1370 * c-decl.c (copy_lang_decl): Rename.
1371 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1372 * integrate.c: Include langhooks.h.
1373 (copy_decl_for_inlining): Update to use langhook.
1374 * langhooks-def.h (lhd_do_nothing_t,
1375 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
1376 (LANG_HOOKS_INITIALIZER): Update.
1377 * langhooks.c (lhd_do_nothing_t): New.
1378 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
1379 * tree.h (copy_lang_decl): Remove.
1381 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1383 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
1385 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
1386 POST_DEC, and POST_MODIFY.
1388 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1390 * c-typeck.c (digest_init): Remove unused parameter; all
1393 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
1395 * expmed.c (expand_shift): Correctly test for low part of a
1398 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
1400 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
1401 insn UIDs with insn addresses.
1403 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1405 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
1406 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
1407 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
1408 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
1409 gcc.c, toplev.c: Delete code implementing -traditional mode.
1411 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
1412 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
1413 Document removal of -traditional mode for compilation, and
1414 remove documentation only relevant to that mode.
1416 * config/nextstep.h, config/ptx4.h, config/svr4.h,
1417 config/convex/convex.h, config/d30v/d30v.h,
1418 config/i386/dgux.h, config/i386/osf1elf.h,
1419 config/i386/osfelf.h, config/i386/osfrose.h,
1420 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
1421 config/m68k/hp310.h, config/m88k/dgux.h,
1422 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
1423 config/m88k/m88k.h, config/m88k/openbsd.h,
1424 config/mips/abi64.h, config/mips/osfrose.h,
1425 config/mips/svr4-5.h, config/mips/svr4-t.h,
1426 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
1427 config/stormy16/stormy16.h: Remove all references to
1428 -traditional from target specs. Delete all mention of the
1429 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
1430 delete a couple of commented-out definitions of
1431 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
1434 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
1435 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
1437 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1439 * mklibgcc.in: Don't use \n in a line subject to
1440 interpretation by echo.
1442 2002-02-27 Graham Stott <grahams@redhat.com>
1444 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
1447 * loop.c (prescan_loop): Handle PARALLEL.
1449 * unroll.c (loop_iterations): Return 0 if the add_val for
1452 * final.c (output_operand_lossage): Constify PFX_STR.
1454 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
1456 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
1458 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
1459 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
1461 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
1463 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
1465 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
1467 * cpplex.c (_cpp_lex_token): Handle directives in macro
1469 * cpplib.c (_cpp_handle_directive): Save and restore state
1470 if parsing macro args when entering a directive.
1471 * cppmacro.c (collect_args): No need to handle directives
1473 (enter_macro_context, replace_args): Use the original macro
1474 definition in case it was redefined whilst collecting arguments.
1478 2002-02-26 David Edelsohn <edelsohn@gnu.org>
1480 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
1481 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
1482 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
1484 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
1485 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
1486 (load_toc_v4_PIC_2): Same.
1488 2002-02-26 Alan Modra <amodra@bigpond.net.au>
1490 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
1492 2002-02-26 Richard Henderson <rth@redhat.com>
1494 * config/alpha/alpha.md (ashldi_se): Re-enable.
1496 2002-02-26 Richard Henderson <rth@redhat.com>
1498 * config/alpha/alpha.c (alpha_encode_section_info): Examine
1499 MODULE_LOCAL_P; improve commentary.
1501 2002-02-26 Zack Weinberg <zack@codesourcery.com>
1503 * doc/cpp.texi: Clarify documentation of relationship between
1506 2002-02-26 Kazu Hirata <kazu@hxi.com>
1508 * config/h8300/h8300-protos.h: Update the prototype for
1509 compute_logical_op_length. Add the prototype for
1510 compute_logical_op_cc.
1511 * config/h8300/h8300.c (compute_logical_op_length): Figure out
1513 (compute_logical_op_cc): New.
1514 * config/h8300/h8300.md: Combine all the logical op patterns
1515 in HImode and SImode. Use compute_logical_op_cc.
1517 2002-02-26 Kelley Cook <kelleycook@comcast.net>
1519 * config/i386/i386.c (print_operand): Don't append ATT-style
1520 length suffixs to x87 opcodes when in Intel mode.
1522 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
1524 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
1525 (init_emit_once): Update calls.
1526 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
1527 (init_syntax_once): Prototype.
1529 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
1531 * pa-linux.h (LIB_SPEC): Update definition.
1532 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
1534 2002-02-26 Richard Henderson <rth@redhat.com>
1536 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
1537 if we emitted a stop bit.
1539 2002-02-26 Jakub Jelinek <jakub@redhat.com>
1541 * configure.in (libgcc_visibility): Substitute.
1542 * configure: Rebuilt.
1543 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
1544 defined symbols .hidden.
1546 2002-02-26 Jakub Jelinek <jakub@redhat.com>
1548 * attribs.c (c_common_attribute_table): Add visibility.
1549 (handle_visibility_attribute): New function.
1550 * varasm.c (assemble_visibility): New function.
1551 * output.h (assemble_visibility): Add prototype.
1552 * tree.h (MODULE_LOCAL_P): Define.
1553 * crtstuff.c (__dso_handle): Use visibility attribute.
1554 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
1555 for MODULE_LOCAL_P symbols too.
1556 * config/ia64/ia64.c (ia64_encode_section_info): Handle
1557 MODULE_LOCAL_P symbols the same way as local symbols.
1558 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
1559 into .sdata/.sbss by the user.
1560 * doc/extend.texi (Function Attributes): Document visibility
1563 2002-02-26 Jakub Jelinek <jakub@redhat.com>
1566 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
1567 STRING_CST initializer spanning the whole variable without
1569 If expand_expr returned MEM, don't use it.
1571 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
1573 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
1574 generate a die for the lexical block.
1576 2002-02-26 Kazu Hirata <kazu@hxi.com>
1578 * config/h8300/h8300-protos.h: Add a prototype for
1579 compute_logical_op_length.
1580 * config/h8300/h8300.c (compute_logical_op_length): New.
1581 * config/h8300/h8300.md (anonymous logical patterns): Use
1582 compute_logical_op_length for length.
1584 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
1586 * dwarf2out.c (modified_type_die): Do not call type_main_variant
1588 (gen_type_die): Same.
1590 * attribs.c (handle_vector_size_attribute): Set debug information.
1592 2002-02-26 Daniel Egger <degger@fhm.edu>
1594 * config/rs6000/rs6000.md: Swap define_insn attributes to
1595 fix incorrect generation of merge high instructions instead
1598 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
1600 * c-typeck.c (really_start_incremental_init): Use
1601 bitsize_zero_node for vectors.
1603 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
1605 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
1606 ("*set_vrsave_internal"): Same.
1608 2002-02-25 Richard Henderson <rth@redhat.com>
1610 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
1611 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
1613 2002-02-25 Jakub Jelinek <jakub@redhat.com>
1616 * config/i386/i386.c (ix86_return_pops_args): Only pop
1617 fake structure return argument if it was passed on the stack.
1619 2002-02-25 Jason Merrill <jason@redhat.com>
1621 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
1624 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
1626 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
1627 link with shared_name only.
1628 * doc/invoke.texi (Link Options): Document new behavior.
1630 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
1632 * c-typeck.c (push_init_level): Handle vectors.
1634 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
1636 * config/sparc/sparc.c (const64_high_operand): Zero-extend
1637 operands of SPARC_SETHI_P.
1638 (input_operand): Likewise.
1639 (sparc_emit_set_const32): Likewise.
1640 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
1641 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
1642 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
1643 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
1644 (movdi_insn_sp64_vis): Likewise.
1645 (movdi split, movdf split): Use SETHI32.
1646 * doc/md.texi: Document SPARC constraints L, M and N.
1648 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
1650 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
1651 ("*set_vrsave_internal"): use mfspr for Darwin.
1653 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
1654 gen_get_vrsave_internal.
1656 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1658 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
1660 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
1662 * cpplex.c (cpp_interpret_charconst): Get signedness or
1663 otherwise of wide character constants correct.
1664 * cppexp.c (lex): Get signedness of wide charconsts correct.
1666 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1668 * optabs.c (widen_operand): Only call convert_modes for
1669 promoted SUBREG if signedness matches.
1670 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
1672 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
1674 * cpplib.c (glue_header_name): Use local buffer to build up
1677 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
1679 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
1681 2002-02-23 Kazu Hirata <kazu@hxi.com>
1683 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
1684 H8/300[HS] separately.
1685 * config/h8300/h8300.md: Remove the early clobber constraint
1686 from bit field patterns.
1688 2002-02-23 Kazu Hirata <kazu@hxi.com>
1690 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
1692 (mulhisi3): Likewise.
1693 (umulqisi3): Likewise.
1694 (umulhisi3): Likewise.
1696 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
1698 * cppinit.c (output_deps): Correct test for stdout output.
1699 (init_dependency_output): Cure warning.
1701 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1703 * expr.c (store_expr): When converting expression to promoted
1704 equivalent type, allow using SUBREG_REG of TARGET as the target
1705 of the expansion of EXP.
1706 * loop.c (basic_induction_var, case SUBREG): Always look inside.
1707 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
1708 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
1709 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
1710 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
1712 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
1714 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
1715 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
1716 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
1718 2002-02-23 Jakub Jelinek <jakub@redhat.com>
1720 PR optimization/5747
1721 * loop.c (scan_loop): Update reg info if move_movables created new
1724 2002-02-23 David Edelsohn <edelsohn@gnu.org>
1726 * gcc.c (init_gcc_spec): Revert last change.
1728 2002-02-23 David Edelsohn <edelsohn@gnu.org>
1730 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
1731 gpc_reg_operand constraint.
1733 2002-02-23 Alan Modra <amodra@bigpond.net.au>
1735 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
1736 Simplify comparison of `low'.
1737 (add_operand): Fix formatting.
1738 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
1739 (mask_operand): Disallow mask to wrap in 64-bit mode.
1740 (rs6000_stack_info): Remove redundant test setting push_p.
1741 (output_toc): Fix formatting.
1742 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
1743 cc_reg_not_cr0_operand constraint.
1744 (booldi3, boolcdi3 splitters): Same.
1746 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
1748 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
1750 2002-02-22 David Edelsohn <edelsohn@gnu.org>
1752 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
1753 gcc invoked with -shared-libgcc.
1755 2002-02-22 Jakub Jelinek <jakub@redhat.com>
1758 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
1759 decl if any of elements was TREE_USED.
1761 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
1763 * config/sparc/sol2.h: Don't include sys/mman.h.
1764 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
1765 (arith_4096_operand): Don't throw high bits away.
1766 (const64_operand): Take sign extension of CONST_INTs into account.
1767 (const64_high_operand, sparc_emit_set_const32): Likewise.
1768 (GEN_HIGHINT64): Likewise.
1769 (sparc_emit_set_const64_quick1): Likewise.
1770 (const64_is_2insns): Likewise.
1771 (print_operand): Use trunc_int_for_mode for sign extension.
1772 * config/sparc/sparc.h (SMALL_INT32): Likewise.
1773 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
1774 chars. Assume CONST_INT is already properly sign-extended.
1775 (movdi split): Sign-extend each SImode part.
1776 (andsi3 split): Don't mask high bits off, so that result
1777 remains properly sign-extend.
1778 (iorsi3 split): Likewise.
1779 (xorsi3 split): Likewise.
1781 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
1783 * fold-const.c (fold): Fix typo in comments.
1785 2002-02-21 Diego Novillo <dnovillo@redhat.com>
1787 * Makefile.in (langhooks.o): Update dependencies.
1789 2002-02-21 Diego Novillo <dnovillo@redhat.com>
1791 * langhooks.c: Include flags.h.
1793 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
1795 * testsuite/gcc.dg/attr-alwaysinline.c: New.
1797 * c-common.c (c_common_post_options): Set inline trees by
1800 * doc/extend.texi (Function Attributes): Document always_inline
1802 Update documentation about inlining when not optimizing.
1804 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
1806 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
1807 unless DECL_ALWAYS_INLINE.
1809 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
1810 unless DECL_ALWAYS_INLINE.
1811 (c_disregard_inline_limits): Disregard if always_inline set.
1813 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1814 Disregard if always_inline set.
1815 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
1816 unless DECL_ALWAYS_INLINE.
1818 * attribs.c (handle_always_inline_attribute): New.
1819 (c_common_attribute_table): Add always_inline.
1821 * config/rs6000/altivec.h: Add prototypes for builtins
1822 requiring the always_inline attribute.
1824 2002-02-21 Eric Christopher <echristo@redhat.com>
1826 * expmed.c (store_bit_field): Try to simplify the subreg
1827 before generating a new one when when the mode size of
1828 value is less than maxmode.
1830 2002-02-21 Richard Henderson <rth@redhat.com>
1832 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
1833 than gen_rtx_PLUS to form the sum.
1834 * explow.c (force_reg): Rearrange to not allocate new pseudo
1835 when force_operand returns a register.
1836 * expr.c (expand_assignment): Allow offset_rtx expansion to
1837 return a sum. Do not force addresses into registers.
1838 (expand_expr): Likewise.
1839 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
1840 to canonicalize arithmetic that didn't simpify.
1841 (simplify_plus_minus): New argument force; update
1842 all callers. Don't split CONST unless we can do something with it,
1843 and wouldn't lose the constness of the operands.
1845 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
1846 that we generated earlier.
1848 2002-02-21 Tom Tromey <tromey@redhat.com>
1850 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
1851 (output_line_info): Use constant `1', with a long explanatory
1853 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
1855 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
1857 * jump.c (redirect_jump): If old label has no UID, don't try to
1860 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
1862 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
1863 If input is constant, do shifts at compile time.
1865 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
1867 * doc/extend.texi: Fix some more overfull hboxes.
1869 2002-02-21 Jakub Jelinek <jakub@redhat.com>
1871 PR optimization/4994
1872 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
1875 2002-02-21 Jakub Jelinek <jakub@redhat.com>
1878 * expr.h (expand_and): Add mode argument.
1879 * expmed.c (expand_and): Add mode argument.
1880 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
1881 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
1882 * except.c (expand_builtin_extract_return_addr): Likewise.
1883 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1884 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
1885 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
1886 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
1887 * config/c4x/c4x.md: Use GEN_INT (x) instead of
1888 gen_rtx (CONST_INT, VOIDmode, x).
1890 2002-02-21 Jakub Jelinek <jakub@redhat.com>
1893 * stmt.c (warn_if_unused_value): Move side effects test once more.
1895 2002-02-20 Torbjorn Granlund <tege@swox.com>
1897 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
1898 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
1900 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
1902 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
1903 SUBREG or ZERO_EXTEND.
1905 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
1907 * sh.h (current_function_anonymous_args): Remove.
1908 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
1909 of current_function_varargs and current_function_stdarg is set.
1910 * sh.c (sh_expand_prologue): Check current_function_varargs /
1911 current_function_stdarg / TARGET_SH5 instead of
1912 current_function_anonymous_args.
1914 * sh64.h (TARGET_VERSION): Define.
1916 2002-02-20 David Edelsohn <edelsohn@gnu.org>
1918 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
1919 VRSAVE_REGNO on TARGET_ALTIVEC.
1921 2002-02-20 Alan Modra <amodra@bigpond.net.au>
1923 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
1924 bits of SImode const_int.
1925 (includes_rshift_p): Likewise.
1926 (print_operand): Call mask_operand and mask64_operand with correct
1928 (rs6000_output_function_epilogue): Pad traceback table to word.
1929 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
1930 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
1931 mask64_operand with correct mode.
1932 (FUNCTION_ARG_REGNO_P): Correct parentheses.
1934 2002-02-20 Jakub Jelinek <jakub@redhat.com>
1937 * varasm.c (get_pool_constant_mark): New.
1938 * rtl.h (get_pool_constant_mark): Add prototype.
1939 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
1940 be represented if it has not been output.
1942 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
1944 * combine.c (do_SUBST): Sanity check substitutions of
1945 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
1946 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
1947 CONST_INT into its operand.
1948 (known_cond): Likewise, for ZERO_EXTEND.
1949 * simplify-rtx.c (simplify_unary_operation): Fix condition to
1950 allow for simplification of wide modes. Reject CONST_INTs in
1951 ZERO_EXTEND when their actual mode is not given.
1953 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
1955 * c-decl.c (pushdecl): If no global declaration is found for an
1956 extern declaration in block scope, try a limbo one.
1958 2002-02-20 Jakub Jelinek <jakub@redhat.com>
1961 * c-common.c (pointer_int_sum): Moved from...
1962 * c-typeck.c (pointer_int_sum): ...here.
1963 * c-common.h (pointer_int_sum): Add prototype.
1965 2002-02-20 Jakub Jelinek <jakub@redhat.com>
1968 * c-decl.c (duplicate_decls): Return 0 if issued error about
1971 2002-02-20 Roger Sayle <roger@eyesopen.com>
1972 Jakub Jelinek <jakub@redhat.com>
1975 * tree.c (host_integerp): Ensure that the constant integer is
1976 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
1977 when pos is zero or non-zero respectively. Clarify comment.
1978 * c-format.c (check_format_info_recurse): Fix host_integerp
1979 usage; the pos argument should be zero when assigning to a
1980 signed HOST_WIDE_INT.
1982 2002-02-20 Richard Henderson <rth@redhat.com>
1984 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
1985 of the operand, rather than assuming TImode.
1986 (ix86_expand_binop_builtin): Cope with commutative patterns
1987 using nonimmediate_operand for both operands.
1988 (ix86_expand_timode_binop_builtin): Likewise.
1989 (ix86_expand_store_builtin): Validate operand 1.
1990 (ix86_expand_unop1_builtin): Likewise.
1992 2002-02-20 Philip Blundell <philb@gnu.org>
1995 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
1997 2002-02-20 Richard Henderson <rth@redhat.com>
2000 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
2002 2002-02-20 Tom Tromey <tromey@redhat.com>
2004 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2005 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2006 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2007 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2008 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
2011 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
2013 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
2014 for (const_int 0) in X not just INTVAL.
2016 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
2018 * doc/extend.texi: Avoid or reduce overfull hboxes.
2020 2002-02-20 Diego Novillo <dnovillo@redhat.com>
2022 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
2023 operations if the field does not start at a mode boundary.
2025 2001-02-20 Joel Sherrill <joel@OARcorp.com>
2027 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
2028 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
2029 Also done for -Acpu and -Amachine.
2031 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2033 * cppinit.c (init_dependency_output): Take deps output file
2034 from -o if none given with -MF. Suppress normal output.
2035 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
2036 * doc/cpp.texi, doc/invoke.texi: Update.
2038 2002-02-19 Zack Weinberg <zack@codesourcery.com>
2040 * toplev.c (output_quoted_string): Write unprintable
2041 characters with octal escapes.
2043 2002-02-19 David Edelsohn <edelsohn@gnu.org>
2045 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
2046 really_call_used[VRSAVE_REGNO] if not Altivec.
2048 2002-02-19 Alan Modra <amodra@bigpond.net.au>
2050 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
2052 (constant_pool_expr_1): Fix formatting.
2053 (rs6000_legitimize_reload_address): Likewise.
2055 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2057 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
2058 now that we have one.
2060 2002-02-19 Zack Weinberg <zack@codesourcery.com>
2062 * tree.h (struct tree_common): Remove aux. Add unused_0 at
2063 end of first block of bitfields (which was only seven bits);
2064 rename dummy to unused_1; remove comment which is no longer true.
2066 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2068 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
2070 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2073 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
2077 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
2078 arm_is_longcall_p rather than inspecting call-type cookie
2080 (call_value_insn) [TARGET_THUMB]: Likewise.
2082 2002-02-19 Graham Stott <grahams@redhat.com>
2084 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
2086 2002-02-19 David Edelsohn <edelsohn@gnu.org>
2088 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
2089 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
2090 (FP_SAVE_INLINE): Delete.
2092 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
2093 * config/rs6000/eabi.asm: Remove ABI save restore routines.
2094 * config/rs6000/t-ppccomm: Build crtsavres.o.
2095 * config/rs6000/crtsavres.asm: New file.
2097 2002-02-19 Philip Blundell <philb@gnu.org>
2099 * config/arm/arm.c (use_return_insn): Don't reject interrupt
2101 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
2102 (output_return_instruction): Allow interrupt functions to return with
2103 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
2104 (arm_expand_prologue): Subtract 4 before stacking LR in an
2107 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2109 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
2110 decl, not just FUNCTION_DECL.
2111 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
2112 (arm_assemble_integer): Likewise.
2113 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
2116 2002-02-19 matthew green <mrg@eterna.com.au>
2118 * config.gcc (sparc-*-netbsdelf*): Enable target.
2119 (sparc64-*-netbsd*): New target.
2120 * config/sparc/netbsd-elf.h: New file.
2121 * config/sparc/t-netbsd64: New file.
2123 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2125 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
2127 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
2129 * doc/invoke.texi: explicitly list the style guidelines that
2130 -Weffc++ checks for.
2132 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
2134 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
2136 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2139 * gcc.c (cpp_unique_options): Treat -o as indicating object file
2140 only if not -E. If -E, pass -o through to the preprocessor.
2142 2002-02-19 Kazu Hirata <kazu@hxi.com>
2144 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
2145 register number with an appropriate macro.
2147 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
2149 * doc/rtl.texi (Constants): Close @code tag.
2151 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
2153 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
2154 ("mmx_uavgv4hi3"): Same.
2155 ("pmulhrwv4hi3"): Same.
2157 * tree-inline.c (walk_tree): Handle vectors.
2159 * c-common.c (constant_expression_warning): Handle vectors.
2160 (overflow_warning): Same.
2162 * sched-deps.c (sched_analyze_2): Handle vectors.
2164 * rtlanal.c (rtx_unstable_p): Handle vectors.
2165 (rtx_varies_p): Same.
2166 (count_occurrences): Same.
2167 (regs_set_between_p): Same.
2168 (modified_between_p): Same.
2169 (modified_in_p): Same.
2170 (volatile_insn_p): Same.
2171 (volatile_refs_p): Same.
2172 (side_effects_p): Same.
2174 (inequality_comparisons_p): Same.
2175 (replace_regs): Same.
2176 (computed_jump_p_1): Same.
2178 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
2180 (inner_mode_array): New.
2181 (copy_rtx): Handle vectors.
2182 (copy_most_rtx): Same.
2183 (rtx_equal_p): Same.
2184 (get_mode_alignment): Adjust for vectors.
2186 * resource.c (mark_referenced_resources): Handle vectors.
2187 (mark_set_resources): Same.
2189 * reload1.c (eliminate_regs): Handle vectors.
2190 (elimination_effects): Same.
2191 (scan_paradoxical_subregs): Same.
2193 * reload.c (subst_reg_equivs): Handle vectors.
2195 * regrename.c (scan_rtx): Handle vectors.
2197 * regclass.c (reg_scan_mark_refs): Handle vectors.
2199 * recog.c (find_single_use_1): Handle vectors.
2201 * local-alloc.c (equiv_init_varies_p): Handle vectors.
2202 (contains_replace_regs): Same.
2203 (memref_referenced_p): Same.
2205 * integrate.c (copy_rtx_and_substitute): Handle vectors.
2206 (subst_constants): Same.
2208 * genattrtab.c (attr_copy_rtx): Handle vectors.
2209 (encode_units_mask): Same.
2210 (clear_struct_flag): Same.
2211 (count_sub_rtxs): Same.
2213 * gcse.c (want_to_gcse_p): Handle vectors.
2214 (oprs_unchanged_p): Same.
2215 (hash_expr_1): Same.
2216 (oprs_not_set_p): Same.
2217 (expr_killed_p): Same.
2218 (compute_transp): Same.
2219 (store_ops_ok): Same.
2221 * function.c (purge_addressof_1): Do not allow paradoxical subregs
2223 (fixup_var_refs_1): Same.
2224 (instantiate_virtual_regs_1): Same.
2226 * fold-const.c (operand_equal_p): Handle vectors.
2228 (rtl_expr_nonnegative_p): Same.
2230 * flow.c (mark_used_regs): Handle vectors.
2232 * df.c (df_uses_record): Handle vectors.
2234 * cselib.c (cselib_subst_to_values): Handle vectors.
2235 (cselib_mem_conflict_p): Same.
2238 * cse.c (canon_reg): Handle vectors.
2240 (cse_process_notes): Same.
2241 (count_reg_usage): Same.
2244 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
2246 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
2248 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
2249 (gen_rtx): Handle CONST_VECTOR.
2250 (gen_const_vector_0): New.
2251 (copy_rtx_if_shared): CONST_VECTORs can be shared.
2252 (reset_used_flags): Same.
2253 (copy_insn_1): Same.
2254 (initializer_constant_valid_p): Handle VECTOR_CST.
2256 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
2258 * doc/rtl.texi (Constants): Document const_vector.
2259 (CONST0_RTX): Update for vectors.
2260 (RTL sharing): Same.
2262 * print-tree.c (print_node): Add case for VECTOR_CST.
2264 * tree.h (TREE_VECTOR_CST_ELTS): New.
2265 (struct tree_vector): New.
2266 (union tree_node): Add vector node.
2267 (build_vector): Add prototype.
2269 * tree.def (VECTOR_CST): New.
2271 * tree.c (build_vector): New.
2273 * expmed.c (make_tree): Handle CONST_VECTOR.
2275 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
2276 (CONST_VECTOR_ELT): New.
2277 (CONST_VECTOR_NUNITS): New.
2279 * machmode.h (GET_MODE_INNER): New.
2280 (DEF_MACHMODE): Accept 8th arg.
2282 * machmode.def: Add 8th argument for vector inner mode.
2283 Add inner vector modes for vectors.
2285 * rtl.def (VEC_CONST): Remove.
2286 (CONST_VECTOR): New.
2288 * expr.c (clear_storage): Allow vectors.
2289 (is_zeros_p): Handle VECTOR_CST.
2291 * varasm.c (output_constant_pool): Handle vectors.
2292 (rtx_const): Add veclo and vechi fields.
2293 (kind): Add RTX_VECTOR.
2294 (decode_rtx_const): Add case for vector.
2296 * config/rs6000/rs6000-protos.h: Add zero_constant.
2298 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
2299 constants. Force easy vector constants into memory.
2300 (easy_vector_constant): New.
2301 (emit_easy_vector_constant): New.
2302 (rs6000_legitimize_reload_address): Do not generate bad reloads on
2305 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
2307 ("altivec_lvxl"): Same.
2308 (altivec_lvebx): Same.
2309 (altivec_lvehx): Same.
2310 (altivec_lvewx): Same.
2311 ("*movv4si_const0"): New.
2312 ("*movv4sf_const0"): New.
2313 ("*movv8hi_const0"): New.
2314 ("*movv16qi_const0"): New.
2316 2002-02-18 Kazu Hirata <kazu@hxi.com>
2318 * config/h8300/h8300.c (notice_update_cc): Use
2321 2002-02-18 Kazu Hirata <kazu@hxi.com>
2323 * config/h8300/h8300.md (divmod patterns): Change the
2324 constraints for operands[1] to register_operand.
2326 2002-02-18 Kazu Hirata <kazu@hxi.com>
2328 * config/h8300/h8300-protos.h: Remove the prototype for
2330 * config/h8300/h8300.c (p_operand): Remove.
2331 * config/h8300/h8300.md: Replace p_operand with
2334 2002-02-18 Philip Blundell <pb@nexus.co.uk>
2336 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
2338 (output_return_instruction): Allow use of LDR to unstack
2339 return addresss even for interrupt handlers or when
2340 interworking. If compiling for ARMv5, use interworking-safe
2341 return instructions by default. Remove duplicated code and
2342 lengthy "strcat" sequences.
2344 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2346 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
2347 (LINK_EH_SPEC): Define.
2348 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
2350 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2352 * config/s390/s390.c (s390_emit_prologue): Do not set the
2353 frame_related flag for call-clobbered registers.
2355 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
2357 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
2358 (construct_container): Fix handling of SSE operands.
2359 (ix86_expand_builtin): Fix handling of 64bit pointers.
2360 (mmx_maskmovq_rex): New pattern.
2362 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
2364 * regrename.c (kill_set_value): Handle subregs properly.
2366 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
2368 * objc/objc-act.c (handle_impent): Remove leading '*'
2369 from objc_class_name.
2371 2002-02-17 Richard Henderson <rth@redhat.com>
2373 * config/alpha/alpha.c (some_small_symbolic_operand,
2374 some_small_symbolic_operand_1, split_small_symbolic_operand,
2375 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
2376 Handle small SYMBOL_REFs anywhere, not just inside memories.
2377 * config/alpha/alpha-protos.h: Update.
2378 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2379 * config/alpha/alpha.md (small symbolic operand splitter): Update.
2381 2002-02-17 Roland McGrath <roland@frob.com>
2383 * config.gcc (powerpc-*-gnu-gnualtivec*,
2384 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
2385 * config/rs6000/gnu.h: New file.
2386 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
2387 Grok "gnu" in rs6000_abi_name.
2388 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
2389 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
2390 Grok -mcall-gnu analogous to -mcall-linux et al.
2391 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
2392 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
2393 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
2395 2002-02-17 Jakub Jelinek <jakub@redhat.com>
2398 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
2401 2002-02-17 Philipp Thomas <pthomas@suse.de>
2403 * config/cris/cris.h: Undefine STARTFILE_SPEC and
2404 ENDFILE_SPEC before (re)defining them.
2406 2002-02-17 Kazu Hirata <kazu@hxi.com>
2408 * config/h8300/h8300.c: Fix formatting.
2409 * config/h8300/h8300.h: Likewise.
2411 2002-02-17 Philipp Thomas <pthomas@suse.de>
2413 * doc/tm.texi: Explain why empty strings should not be
2414 marked for translation.
2416 2002-02-17 Philipp Thomas <pthomas@suse.de>
2418 * final.c (output_operand_lossage): Changed to accept
2419 printf style arguments. Change calls where necessary.
2420 * output.h (output_operand_lossage): Change declaration
2421 accordingly. Update copyright.
2422 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
2423 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
2424 Update copyright date where necessary.
2426 * config/i386/i386.c (print_operand): Likewise. Remove use of
2429 * config/cris/cris.c (cris_operand_lossage): Likewise.
2430 Rename parameter so that exgettext recognizes it as
2431 translatable message.
2432 (LOSE_AND_RETURN): Rename parameter to msgid.
2434 2002-02-17 Kazu Hirata <kazu@hxi.com>
2436 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
2437 hard coded register number with an appropriate macro.
2438 (HARD_REGNO_MODE_OK): Likewise.
2439 (ARG_POINTER_REGNUM): Likewise.
2440 (STATIC_CHAIN_REGNUM): Likewise.
2441 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2442 * config/h8300/h8300.md (define_constants): Define more
2445 2002-02-17 Philipp Thomas <pthomas@suse.de>
2447 * config/i386/i386.h: Don't mark empty strings for translation.
2449 2002-02-16 H.J. Lu <hjl@gnu.org>
2451 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2453 2002-02-16 Zack Weinberg <zack@codesourcery.com>
2455 * cppinit.c (merge_include_chains): Check for brack being
2456 NULL before attempting to merge it with qtail.
2458 2002-02-16 Andrew Cagney <ac131313@redhat.com>
2460 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
2463 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2465 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
2467 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2469 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
2470 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
2471 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
2473 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2475 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
2476 now only if !TARGET_FIX.
2477 (*movsi_nt_vms_fix): New pattern.
2479 2002-02-16 Douglas B Rupp <rupp@gnat.com>
2481 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
2482 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
2483 (alpha_sa_mask, alpha_sa_size): Reflect above change.
2484 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
2485 (alpha_start_function, alpha_expand_epilogue): Likewise.
2486 (unicosmk_gen_dsib): Likewise.
2488 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2490 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
2492 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
2494 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
2495 check_and_change_labels, s390_final_chunkify): Delete.
2496 (s390_split_branches, s390_chunkify_pool): New functions.
2497 (s390_function_prologue): Call them.
2499 * config/s390/s390.h (S390_REL_MAX): Delete.
2500 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
2502 * config/s390/s390.md (cjump, icjump, jump): Fix length
2503 attribute calculation.
2506 2002-02-15 David Edelsohn <edelsohn@gnu.org>
2508 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
2509 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
2511 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
2513 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
2514 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
2515 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
2517 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
2519 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
2521 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
2523 * reload.c (find_dummy_reload): Check that an output register
2524 is valid for its mode.
2526 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
2528 * combine.c (known_cond): After replacing the REG of a SUBREG, try
2531 * function.c (assign_parms): Demote promoted argument passed by
2532 transparent reference.
2534 2001-02-14 Joel Sherrill <joel@OARcorp.com>
2536 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
2537 -Acpu() and -Amachine() to eliminate warnings.
2539 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2541 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
2543 2002-02-14 Kazu Hirata <kazu@hxi.com>
2545 * config/h8300/h8300-protos.h: Update the prototype for
2547 * config/h8300/h8300.c (const_costs): Treat SET as a little
2548 more expensive operation.
2549 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
2550 reference to const_costs.
2552 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
2554 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
2556 2002-02-14 Jakub Jelinek <jakub@redhat.com>
2559 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
2560 use arguments from newtype.
2562 2002-02-13 Eric Christopher <echristo@redhat.com>
2564 * config/mips/mips.c (override_options): Add check for march/mipsX
2565 on the same command line. Fix error message in cpu processing.
2566 Remove architecture and ISA checks.
2568 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
2570 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
2572 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
2574 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
2576 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
2578 ("*movv8hi_internal1"): Same.
2579 ("*movv16qi_internal1"): Same.
2580 ("*movv4sf_internal1"): Same.
2582 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
2583 not push_reload for altivec modes.
2585 2002-02-13 Joel Sherrill <joel@OARcorp.com>
2587 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
2588 all RTEMS targets including removal of #includes from config/*/rtems*.h
2589 file and adding them to tm_file setting. Added xm_defines=POSIX to
2591 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
2592 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
2593 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
2594 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
2595 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
2596 config/m68k/rtemself.h: Ditto.
2597 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
2598 config/mips/rtems64.h: Ditto.
2599 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
2600 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
2602 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
2603 config/sparc/rtemself.h: Ditto.
2604 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
2605 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
2606 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
2608 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
2609 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
2610 target made more similar to i386-elf.
2611 * config/i386/t-rtems-i386: Added soft float support and multilibs.
2612 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
2613 be similar to config/m68k/t-m68kelf.
2614 * gthr-rtems.h: Encapsulate with extern "C" for C++.
2616 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
2618 * regmove.c (kill_value): Handle subregs.
2620 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
2622 * i386.md (mul patterns): Allow memory operand to be first;
2623 add expanders where needed; fix constraints.
2624 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
2625 Allow memory operand to be the first.
2627 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
2630 2002-02-13 Jakub Jelinek <jakub@redhat.com>
2633 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
2636 2002-02-13 Jakub Jelinek <jakub@redhat.com>
2638 PR optimization/5547:
2639 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
2640 all valid IA-32 address modes involving non-scaled %ebx and
2641 GOT/GOTOFF as displacement.
2643 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
2645 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
2646 after emitting ltorg insns.
2648 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
2649 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
2650 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
2651 *abssf2): Fix "op_type" attribute.
2653 2002-02-13 Douglas B Rupp <rupp@gnat.com>
2655 * mkconfig.sh: Avoid using a subshell redirect.
2656 ($output.T): Change to $(output)T.
2657 (ENABLE_NLS): Remove unneeded undef.
2659 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
2660 * config/alpha/x-vms (libsubdir): Define.
2662 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
2663 register frame procedures. Optimize retrieving context.
2665 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
2666 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
2667 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
2669 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2671 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
2672 Make same change as for find_base_value.
2674 2002-02-13 Kazu Hirata <kazu@hxi.com>
2676 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
2677 of QImode and SImode.
2679 2002-02-13 Kazu Hirata <kazu@hxi.com>
2681 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
2682 length computation of movsi.
2683 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
2685 2002-02-13 Kazu Hirata <kazu@hxi.com>
2687 * config/h8300/h8300.md (subqi3): Tighten the predicate for
2688 operands[2] to register_operand.
2690 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
2692 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
2694 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
2696 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
2697 for altivec_lvx* and altivec_stvx*.
2698 ("*movv4si_internal"): Add constraint for loading from GPRs.
2699 ("*movv8hi_internal1"): Same.
2700 ("*movv16qi_internal1"): Same.
2701 ("*movv4sf_internal1"): Same.
2703 * config/rs6000/rs6000.c (altivec_register_operand): New.
2705 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
2706 altivec_register_operand.
2708 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
2710 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
2713 2002-02-13 Stan Shebs <shebs@apple.com>
2715 * c-typeck.c (digest_init): Handle vectors.
2716 (really_start_incremental_init): Same.
2717 (pop_init_level): Same.
2718 (process_init_element): Same.
2720 * varasm.c (output_constant): Same.
2722 * expr.c (clear_storage): Same.
2723 (store_constructor): Same.
2725 2002-02-12 Eric Christopher <echristo@redhat.com>
2727 * explow.c (hard_function_value): Add comment explaining
2728 signed/unsigned comparison.
2730 2002-02-12 Jakub Jelinek <jakub@redhat.com>
2732 * jump.c (never_reached_warning): Add finish argument.
2733 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
2734 real insn after end.
2735 * rtl.h (never_reached_warning): Adjust prototype.
2736 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
2737 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
2738 never_reached_warning.
2740 2002-02-12 Graham Stott <grahams@redhat.com>
2742 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
2744 2002-02-12 Kazu Hirata <kazu@hxi.com>
2746 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
2747 logical shifts on H8/300.
2748 (shift_alg_si): Improve several shifts on H8/300.
2749 (get_shift_alg): Likewise.
2751 2002-02-12 Graham Stott <grahams@redhat.com>
2753 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
2755 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2757 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
2758 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
2760 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
2762 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
2763 non-CONST_INT through default_assemble_integer.
2764 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
2765 <case 8>: Abort for CONST_DOUBLE.
2767 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2769 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
2771 * config/pa/pa-linux.h (LIB_SPEC): Delete.
2772 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
2774 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
2776 * config/stormy16/stormy16.md (zero_extendqihi2): New.
2778 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
2780 * regrename.c (regrename_optimize): Don't accept a
2781 part-clobbered register if the replaced register is not part
2784 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
2785 take padding into account when computing the argument value.
2787 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
2789 * combine.c (try_combine): Apply substitutions in
2790 CALL_INSN_FUNCTION_USAGE too.
2792 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
2794 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
2795 __builtin_altivec_abs*.
2798 * config/rs6000/rs6000.h (rs6000_builtins): Add
2799 ALTIVEC_BUILTIN_ABS*.
2801 * config/rs6000/altivec.h: Use const char for builtins expecting
2803 (vec_abs): New versions for C and C++.
2806 2002-02-10 Kazu Hirata <kazu@hxi.com>
2808 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
2811 2002-02-10 Kazu Hirata <kazu@hxi.com>
2813 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
2814 constant definition from h8300.md.
2815 (FRAME_POINTER_REGNUM): Likewise.
2816 * config/h8300/h8300.md (define_constants): Add FP_REG.
2818 2002-02-10 Kazu Hirata <kazu@hxi.com>
2820 * config/h8300/h8300.c (print_operand): Remove redundant code.
2822 2002-02-10 Kazu Hirata <kazu@hxi.com>
2824 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
2825 * config/h8300/h8300.c (byte_reg): Make it static.
2827 2002-02-10 Richard Henderson <rth@redhat.com>
2830 * c-typeck.c (incomplete_type_error): Handle flexible array members.
2832 2002-02-10 Richard Henderson <rth@redhat.com>
2835 * tree.c (append_random_chars): Don't abort if main_input_filename
2838 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
2840 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
2842 2002-02-10 Kazu Hirata <kazu@hxi.com>
2844 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
2845 (pushhi1): Likewise.
2847 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
2849 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
2850 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
2852 2002-02-09 David O'Brien <obrien@FreeBSD.org>
2854 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
2856 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
2858 2002-02-09 Kazu Hirata <kazu@hxi.com>
2860 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
2861 a half of an SImode register on H8/300.
2863 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
2865 * i386.md (movdi_2): Add missing '!'.
2867 2002-02-09 Kazu Hirata <kazu@hxi.com>
2869 * config/h8300/h8300.h: Fix formatting. Remove commented-out
2872 2002-02-09 Kazu Hirata <kazu@hxi.com>
2874 * config/h8300/h8300.md (length): Correct the distance valid
2875 for the short branch.
2877 2002-02-09 Kazu Hirata <kazu@hxi.com>
2879 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
2881 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
2883 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
2884 registers in SImode.
2885 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
2888 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
2891 Contribute sh64-elf.
2892 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
2893 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
2894 (sh_cannot_modify_jumps_p): New function.
2895 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
2896 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
2897 (sh_ms_bitfield_layout_p): New function.
2898 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
2899 Zack Weinberg <zack@codesourcery.com>
2900 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
2901 expand_simple_binop instead of expand_binop.
2902 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
2903 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
2904 use of .quad and .uaquad.
2905 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
2906 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
2907 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
2908 * config/sh/sh.md (movdi_const, movdi_const_32bit,
2909 movdi_const_16bit): Make sure all CONSTs have modes.
2910 (sym2PIC): Ditto, but by adjusting all callers.
2911 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
2912 if the prologue calls the SHmedia argument decoder or register
2914 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
2915 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
2916 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
2917 (sh_expand_epilogue): Don't emit USE of return target register.
2918 (prepare_move_operands): Legitimize DImode PIC addresses.
2919 (sh_media_register_for_return): Skip tr0, used to initialize the
2921 (sh_expand_prologue): Remove explicit USE of return register.
2922 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
2923 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
2924 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
2925 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
2926 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
2928 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
2929 (MOVI_SHORI_BASE_OPERAND_P): New.
2930 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
2931 (EXTRA_CONSTRAINT_T): Define in terms of them.
2932 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
2933 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
2934 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
2935 alternatives supporting TARGET_REGS.
2936 (UNSPEC_GOTPLT): New constant.
2937 (movdi split): Move incrementing of LABEL_NUSES...
2938 (movdi_const, movdi_const_32bit): Here. Use
2939 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
2940 (movdi_const_16bit): New.
2941 (call, call_value) [flag_pic]: Use GOTPLT.
2942 (call_pop, call_value_pop): New expands.
2943 (call_pop_compact, call_pop_rettramp): New insns.
2944 (call_value_pop_compact, call_value_pop_rettramp): New insns.
2945 (sibcall) [flag_pic]: Use GOT.
2946 (builtint_setjmp_receiver): Remove bogus, unused expand.
2947 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
2948 (*pt, *ptb, ptrel): New insns.
2949 (sym2GOT): Handle DImode GOT.
2950 (sym2GOTPLT, symGOTPLT2reg): New expands.
2951 (sym2PIC): New expand.
2952 (shcompact_return_tramp): Use GOTPLT to return trampoline.
2953 (shcompact_return_tramp_i): Use return register explicitly.
2954 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
2955 disable flag_reorder_blocks.
2956 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
2957 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
2958 clobbers, for clarity.
2959 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
2960 restoring of r0 in macl as MAYBE_DEAD.
2961 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
2962 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
2963 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
2964 alter_subreg all over.
2965 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
2966 reload, instead of emitting instructions that would require
2968 (casesi_load_media): Add missing modes.
2969 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
2970 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
2971 as used if the argument decoder is called.
2972 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
2973 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
2974 Pmode, then extend it to DImode if necessary.
2975 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
2976 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
2977 constants in FPU-enabled SHmedia, let them be loaded from memory.
2978 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
2979 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
2980 Adjust whitespace in assembly output templates.
2981 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
2982 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
2983 mode of if_then_else.
2984 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
2985 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
2987 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
2988 Joern Rennecke <amylaar@redhat.com>
2989 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
2990 (SUBTARGET_CPP_PTR_SPEC): New.
2991 (SUBTARGET_CPP_SPEC): Remove.
2992 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
2993 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
2994 Fix typo in previous checkin.
2995 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
2996 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
2997 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
2998 Alexandre Oliva <aoliva@redhat.com>
2999 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
3000 what single FP register can hold for SHmedia target.
3001 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3002 Alexandre Oliva <aoliva@redhat.com>
3003 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3004 Do not split into SUBREG.
3005 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
3006 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
3007 and added new functions as specified in SH5 ABI r9.
3008 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
3009 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
3011 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
3012 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
3013 gen_consttable_4 and gen_consttable_8. Emit multiple labels
3014 and consttable_window_ends.
3015 2001-06-03 Graham Stott <grahams@redhat,com>
3016 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
3017 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
3018 * config/sh/sh.c (print_operand): Handle floating-point pair,
3019 vector and matrix registers.
3020 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
3021 vector modes into account.
3022 * config/sh/sh.md (movv2sf): Split move between registers into
3024 (movv4sf, movv16sf): Introduce insns that get split only after
3026 * config/sh/shmedia.h: Fix Copyright dates.
3027 * config/sh/ushmedia.h: Likewise. Move loop counter
3028 declarations into conditionals that uses them.
3029 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
3031 * config/sh/sshmedia.h: Fix Copyright dates.
3032 (sh_media_PUTCFG): Fix constraints.
3033 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3034 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
3035 ptrmemfunc_vbit_in_delta for SH5.
3036 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
3037 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
3038 * invoke.texi: Likewise.
3039 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3040 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
3041 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
3042 GCC_pop_shmedia_regs_nofpu): New global symbols.
3043 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
3044 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
3045 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
3046 compact function with nonlocal labels.
3047 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
3048 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
3049 (initial_elimination_offset): Account for their stack space.
3050 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
3051 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
3052 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
3053 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
3054 least one of the operands to be a register.
3055 (movv2sf): Likewise. Renamed to movv2sf_i.
3056 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
3057 prepare_move_operands() before emitting SHmedia insns.
3058 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
3059 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
3060 Don't save nor initialize r12. Don't mis-align the stack.
3061 Pad the code with a nop.
3062 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
3064 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
3065 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
3066 [__SHMEDIA__]: Implement.
3067 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
3068 * config/sh/sh.md: Set latency of `pt' closer to reality.
3069 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
3070 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
3071 Set move, load and store type attributes.
3072 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
3073 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
3075 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
3076 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
3077 * config/sh/sh.c (sh_media_register_for_return): New function.
3078 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
3079 branch-target register.
3080 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
3081 * config/sh/sh.md (return_media_i): Use any call-clobbered
3082 branch-target register.
3083 (return_media): If r18 wasn't copied in the prologue, copy it
3085 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
3086 Clear class FP0_REGS.
3087 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
3089 2001-03-08 DJ Delorie <dj@redhat.com>
3090 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
3091 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3092 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
3093 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3094 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
3095 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
3096 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
3097 return value correctly for call_cookie.
3098 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3099 * config/sh/crt1.asm (start): Modified so as to call
3100 ___setup_argv_and_call_main.
3101 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
3102 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
3104 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
3105 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
3106 (STRIP_NAME_ENCODING): Use it.
3107 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
3108 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3109 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
3110 prepare_scc_operands().
3111 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
3112 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
3113 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
3114 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
3115 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3116 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
3117 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
3118 used in shcompact_incoming_args.
3119 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
3121 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
3123 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
3125 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3126 Simplify. Adjust. Add sanity check.
3127 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
3129 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
3131 (udivsi3, divsi3): Use them.
3132 (force_mode_for_call): New insn.
3133 (call, call_value, sibcall_value): Emit it before SHcompact
3135 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
3136 * config/sh/sh.md (call, call_value, sibcall): Make sure the
3137 call cookie is non-NULL before taking its value.
3138 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
3139 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
3140 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
3141 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
3143 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
3144 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
3145 temporary for stack adjusts. Use MACL and MACH to pass
3146 arguments to shcompact_incoming_args.
3147 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
3149 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
3150 (nested_trampoline): Load static chain address into r1.
3151 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
3152 2001-01-07 Alexandre Oliva <aoliva@redhat.com
3153 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
3154 fp_arith_reg_operand().
3155 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
3156 * config/sh/sh.md (casesi): Sign-extend the first two operands,
3157 and use signed compares for them.
3158 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
3159 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
3160 ones properly aligned.
3161 (find_barrier): Account for extra alignment needed for 8-byte wide
3163 (machine_dependent_reorg): Require a label for the second 4-byte
3164 constant after an 8-byte one.
3165 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
3167 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3168 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
3169 last_float when switching float modes.
3170 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
3171 auto-increment for general-purpose registers.
3172 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
3174 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
3176 * config/sh/sh.c (sh_builtin_saveregs): Support using all
3177 registers for varargs.
3178 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
3179 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
3180 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
3181 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
3182 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
3183 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
3184 call_cookie accordingly.
3185 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
3186 (SHCOMPACT_BYREF): Likewise.
3187 (SHCOMPACT_FORCE_ON_STACK): New macro.
3188 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
3189 (sh_builtin_saveregs): Likewise.
3190 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3191 shcompact_incoming_args): Use new shift values. Support
3192 sequences of consecutive and non-consecutive pushes/pops.
3193 * config/sh/sh.md (return): Don't explicitly use PR_REG.
3194 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
3195 * config/sh/sh.h (TEXT_SECTION): Define.
3196 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
3197 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3198 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
3199 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
3200 return values on FPU-enabled SHmedia.
3201 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
3202 FPU-enabled SHmedia.
3203 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
3204 value is returned in a non-FP reg and is not returned by
3206 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
3208 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
3209 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
3210 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
3211 quad-aligned to be passed by callee-copy reference.
3212 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
3213 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
3214 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
3215 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
3216 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
3217 copying low-numbered FP regs to r7 and r8.
3218 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
3219 FP regs to general-purpose regs only if the copy was passed on the
3221 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
3222 copying FP reg to r9.
3223 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
3224 copy FP regs to general-purpose regs only in outgoing calls.
3225 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
3226 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
3228 * config/sh/sh.h (struct sh_args): Document all fields.
3229 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
3230 passed partially on the stack should not consider making
3232 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
3233 stack_regs only for incoming calls. When passing FP args,
3234 make sure there are FP regs available before modifying
3236 (SHCOMPACT_BYREF): Pass double args in general-purpose
3237 registers by reference.
3238 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
3239 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
3240 attempt to generate sibcalls if the caller got any arguments
3242 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
3243 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
3244 to 8-byte boundaries.
3245 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
3246 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
3247 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
3248 stored in the stack.
3249 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
3250 for the offsets to have the ISA bit set.
3251 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
3252 invocation. Use beq instead of bgt to mark end of sequence of
3254 (shcompact_incoming_args): Fix store of r2. Use beq instead of
3255 bgt to mark end of sequence of stores.
3256 * config/sh/sh.c (arith_operand): Don't check whether
3257 CONST_OK_FOR_J for now.
3258 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
3259 instead of long for conversion.
3260 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
3261 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
3262 before passing it to fprintf.
3263 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
3264 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
3265 Call set_fpscr before reading/writing SR.
3266 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
3268 * config/sh/lib1funcs.asm: Add `.align 2' directives before
3270 (FMOVD_WORKS): Define on SH5 with FPU.
3271 (set_fpscr): Define on SH5. Remove separate _fpscr_values
3273 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
3275 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
3276 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
3278 (ia_main_table): Ditto.
3279 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
3280 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
3281 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
3282 the definitions from sh.h.
3283 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
3285 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
3286 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
3287 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3288 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
3289 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
3290 Increment LABEL_NUSES.
3292 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
3294 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
3296 * config/sh/elf.h (SIZE_TYPE): Likewise.
3297 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3298 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3299 shcompact_incoming_args): Load switch table addresses using
3301 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3302 (NO_BUILTIN_SIZE_TYPE): Define.
3303 (SIZE_TYPE): Don't define.
3304 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3305 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
3306 definition of __SH5__=32 for -m5-compact-nofpu.
3307 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
3309 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
3310 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
3311 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
3312 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
3313 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
3314 (INSN_LENGTH_ALIGNMENT): Likewise.
3315 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3316 * config/sh/sh.md (call, call_value, sibcall): Simplify
3317 copying of non-branch-target register.
3318 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3319 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
3320 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
3321 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3322 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
3323 floating-point values as structs.
3324 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
3325 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
3326 general-purpose register.
3327 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
3328 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3329 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
3330 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
3331 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
3332 (ENCODE_SECTION_INFO): Enclose variables and constants in
3334 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
3335 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
3336 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
3337 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
3338 only for LABEL_REFs. For SYMBOL_REFs, prepend
3339 SH_DATALABEL_ENCODING to the symbol name.
3340 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
3342 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3343 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
3345 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
3346 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
3347 (DATALABEL_REF_P): Don't require CONST.
3348 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
3350 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
3351 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
3353 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3354 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
3355 Use shallow_copy_rtx and PUT_MODE to change the mode of
3356 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
3357 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
3358 on SHmedia using GENERAL_REGs.
3359 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3360 bltu_media_i): Fix reversion of conditions.
3361 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3362 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
3363 * config/sh/sh.c (output_far_jump): Save r13 in macl.
3364 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
3365 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
3366 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
3367 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
3368 (GCC_nested_trampoline): Likewise.
3369 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
3370 * config/sh/sh.c (gen_datalabel_ref): Define.
3371 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
3372 (INITIALIZE_TRAMPOLINE): Likewise.
3373 (TRAMPOLINE_ADJUST_ADDRESS): Define.
3374 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
3375 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
3376 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
3377 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
3378 (ic_invalidate): Adjust for SH5.
3379 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
3380 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
3382 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
3383 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
3384 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
3385 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3386 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
3387 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
3388 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3389 * config/sh/sh.c (target_reg_operand): Match only target-branch
3390 registers and pseudos that aren't virtual registers.
3391 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3392 Copy operands that don't match target_reg_operand to pseudos.
3393 (call_media, call_value_media, sibcall_media): Use
3394 target_reg_operand instead of target_operand.
3395 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
3396 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
3397 * config/sh/sh.c (target_reg_operand): Match hardware registers
3398 other than branch-target registers.
3399 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
3400 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
3401 (fpscr_values) [SH5 == 32]: Define.
3402 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
3403 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3404 Handle function addresses coming in SUBREGs.
3405 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
3406 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3407 shcompact_return_trampoline): Use datalabel where appropriate.
3408 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
3409 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
3410 general-purpose register to copy one branch-target register to
3412 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3413 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
3414 SYMBOL_REFs with VOIDmode.
3415 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3416 bltu_media_i): New insns.
3417 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3418 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
3419 (INIT_CUMULATIVE_ARGS): Likewise.
3420 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
3421 * machmode.def (V16SFmode): New mode.
3422 * c-common.c (type_for_mode): Support V2SF and V16SF.
3423 * tree.c (build_common_tree_nodes_2): Likewise.
3424 * tree.h (tree_index): Likewise.
3425 * calls.c (emit_call_1): Take args_so_far. Adjust all
3426 callers. Introduce CALL_POPS_ARGS.
3427 * tm.texi (CALL_POPS_ARGS): Document.
3428 * config/sh/crt1.asm: Implement in SHmedia mode.
3429 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
3430 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
3431 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
3432 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
3433 Implement divsi and udivsi in SHmedia mode. Introduce
3434 SHcompact trampolines.
3435 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
3437 (regno_reg_class): Rewrite.
3438 (fp_reg_names): Remove.
3439 (sh_register_names, sh_additional_register_names): New.
3440 (print_operand): Added `u'. Support SUBREGs in addresses.
3441 Add parentheses around shifted CONSTs.
3442 (output_file_start): Output .mode and .abi directives.
3443 (shiftcosts, addsubcosts, multcosts): Adjust.
3444 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
3445 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
3446 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
3447 bytes, not registers. Take into account the need for the
3448 SHcompact incoming args trampoline. Adjust all callers.
3449 (sh_expand_prologue): Take stack_regs into account. Call
3450 incoming args trampoline. Keep stack aligned as per SH5 ABI.
3451 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
3452 stack aligned as per SH5 ABI.
3453 (sh_builtin_saveregs): Support SH5 ABI.
3454 (sh_build_va_list, sh_va_start): Likewise.
3455 (initial_elimination_offset): Take alignment into account.
3456 Compute location of PR according to the SH5 stack frame.
3457 (arith_reg_operand): Reject branch-target registers.
3458 (shmedia_6bit_operand): New.
3459 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
3460 (target_reg_operand): Match DImode only. Accept SUBREGs.
3461 (target_operand): New.
3462 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
3463 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
3464 SIBCALL_REGS for SHmedia.
3465 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
3466 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
3467 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
3468 (TARGET_SWITCHES): New SH5 flags.
3469 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
3470 VALID_REGISTER_P to disable unsupported registers.
3471 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
3472 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
3473 (FUNCTION_ARG_PADDING): Define.
3474 (FASTEST_ALIGNMENT): Adjust.
3475 (SH_REGISTER_NAMES_INITIALIZER): New.
3476 (sh_register_names): Declare.
3477 (DEBUG_REGISTER_NAMES): Define.
3478 (REGISTER_NAMES): Define based on sh_register_names.
3479 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
3480 (sh_additional_register_names): Declare.
3481 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
3482 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
3483 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
3484 (REGISTER_NATURAL_MODE): Define.
3485 (FIRST_PSEUDO_REGISTER): Adjust.
3486 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
3487 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
3488 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
3489 (VECTOR_MODE_SUPPORTED_P): Define.
3490 (REG_CLASS_CONTENTS): Adjust.
3491 (SMALL_REGISTER_CLASSES): Adjust.
3492 (REG_ALLOC_ORDER): Adjust.
3493 (INDEX_REG_CLASS): Adjust.
3494 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
3495 (CONST_OK_FOR_LETTER_P): Adjust.
3496 (PREFERRED_RELOAD_CLASS): Adjust.
3497 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
3498 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
3499 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
3500 (FIRST_FP_PARM_REG): Adjust.
3501 (CALL_POPS_ARGS): Define.
3502 (FUNCTION_ARG_REGNO_P): Adjust.
3503 (struct sh_args): New fields.
3504 (GET_SH_ARG_CLASS): Adjust.
3505 (INIT_CUMULATIVE_ARGS): Adjust.
3506 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
3507 (FUNCTION_ARG_ADVANCE): Adjust.
3508 (FUNCTION_ARG): Adjust.
3509 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
3510 (FUNCTION_ARG_CALLEE_COPIES): Define.
3511 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
3512 (STRICT_ARGUMENT_NAMING): Define.
3513 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
3514 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
3515 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
3516 (SETUP_INCOMING_VARARGS): Adjust.
3517 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
3518 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
3519 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
3520 (SUBREG_OK_FOR_INDEX_P): Adjust.
3521 (EXTRA_CONSTRAINT_S): Update.
3522 (EXTRA_CONSTRAINT_T): New.
3523 (EXTRA_CONSTRAINT): Adjust.
3524 (GO_IF_LEGITIMATE_INDEX): Adjust.
3525 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
3526 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
3528 (MAX_MOVE_MAX): Define.
3530 (CONST_COSTS): Adjust.
3531 (REGISTER_MOVE_COST): Adjust.
3532 (BRANCH_COST): Adjust.
3533 (TEXT_SECTION_ASM_OP): Adjust.
3534 (DBX_REGISTER_NUMBER): Adjust.
3535 (ASM_OUTPUT_DOUBLE_INT): New.
3536 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3537 (PREDICATE_CODES): Adjust.
3538 (PROMOTE_MODE): Adjust.
3539 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
3540 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
3541 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
3542 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
3543 (DR0_REG, DR2_REG, DR4_REG): Renumber.
3544 (TR0_REG, TR1_REG, TR2_REG): New.
3545 (XD0_REG): Renumber.
3546 (UNSPEC_COMPACT_ARGS): New.
3547 (type): Added pt and ptabs.
3548 (length): Default to 4 on SHmedia. Default pt length to 12
3549 and 20 on SHmedia32 and SHmedia64, respectively.
3550 (pt): New function unit.
3551 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
3552 Add whitespace between operands of SHmedia instructions.
3554 (adddi3_media, addsi3_media): Adjust constraints.
3555 (subsi3) [SHmedia]: Force operand 1 into a register.
3556 (udivsi3_i1_media, udivsi3_i4_media): New.
3557 (udivsi3): Support SHmedia.
3558 (divsi3_i1_media, divsi3_i4_media): New.
3559 (divsi3): Support SHmedia.
3560 (anddi3, iordi3, xordi3): Adjust constraints.
3561 (zero_extendhidi2, zero_extendqidi2): New.
3562 (extendsidi2, extendhidi2, extendqidi2): New.
3563 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
3564 (pop_e, pop_fpul, pop_4): Likewise.
3565 (movsi_media): Support FP and BT registers.
3566 (movsi_media_nofpu): New. Adjust splits to DImode.
3567 (lduw, ldub): Renamed to zero_extend* above.
3568 (movqi_media): Fix typo.
3569 (movdi_media): Support FP and BT registers.
3570 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
3571 (movdi_const_32bit): New.
3572 (shori_media): Require immediate operand. Use `u' for output.
3573 (movdf_media, movsf_media): Simplified.
3574 (movdf_media_nofpu, movsf_media_nofpu): New.
3575 (movdf, movsf): Adjust
3576 (movv2sf, movv2sf, movv16sf): New.
3577 (beq_media, beq_media_i): Adjust constraints. Don't use
3578 scratch BT register.
3579 (bne_media, bne_media_i): Likewise.
3580 (bgt_media, bgt_media_i): Likewise.
3581 (bge_media, bge_media_i): Likewise.
3582 (bgtu_media, bgtu_media_i): Likewise.
3583 (bgeu_media, bgeu_media_i): Likewise.
3584 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
3585 bunordered): Emit jump insn. Force operands to registers when
3587 (jump_media, jump): Simplify.
3588 (call_compact, call_compact_rettramp): New.
3589 (call_value_compact, call_value_compact_rettramp): New.
3590 (call_media, call_value_media): Simplify.
3591 (sibcall_compact, sibcall_media): New.
3592 (call, call_value): Adjust for SHmedia and SHcompact.
3593 (sibcall, sibcall_value, untyped_call): Likewise.
3594 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
3595 (indirect_jump): Adjust for SHmedia.
3596 (casesi_jump_media): New.
3597 (nop): Re-enable for SHmedia.
3598 (call_site): Restrict to SH1.
3599 (casesi): Adjust for SHmedia.
3600 (casesi_shift_media, casesi_load_media): New.
3601 (return): Explicitly use PR register. Call return trampoline
3603 (return_i): Explicitly use PR register.
3604 (shcompact_return_tramp, shcompact_return_tramp_i): New.
3605 (return_media): Adjust.
3606 (shcompact_incoming_args): New.
3608 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
3609 (movstrsi): Disable on SH5.
3610 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
3611 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
3612 (subsf3, subsf3_media): Likewise.
3613 (mulsf3, mulsf3_media, mac_media): Likewise.
3614 (divsf3, divsf3_media): Likewise.
3615 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
3616 (floatsisf2, fux_truncsfsi2): Likewise.
3617 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
3619 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
3620 (cmpunsf_media, cmpsf): Likewise.
3621 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
3622 (abssf2, abssf2_media): Likewise.
3623 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
3624 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
3625 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
3626 (floatsidf2, fix_truncdfsi2): Likewise.
3627 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
3629 (cmpeqdf_media, cmpgtdf_media): Likewise.
3630 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
3631 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
3632 (absdf2, absdf2_media): Likewise.
3633 (extendsfdf2, extendsfdf2_media): Likewise.
3634 (truncsfdf2, truncsfdf2_media): Likewise.
3635 * config/sh/sh64.h: New file.
3636 * config/sh/t-sh64: New file.
3637 * config/sh/shmedia.h: New file.
3638 * config/sh/ushmedia.h: New file.
3639 * config/sh/sshmedia.h: New file.
3640 * configure.in: Added sh64-*-elf.
3641 * configure: Rebuilt.
3642 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
3643 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
3644 (reg_class_from_letter): Use `b' for TARGET_REGS.
3645 (print_operand): Support `%M', `%m', `AND' and
3646 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
3647 (andcosts): Adjust for SHmedia.
3648 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
3650 (target_reg_operand): New function.
3651 * config/sh/sh-protos.h (target_reg_operand): Declare.
3652 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
3653 FP registers on SH5.
3654 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
3656 (TARGET_REGISTER_P): New macro.
3657 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
3658 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
3659 (EXTRA_CONSTRAINT_S): New macro.
3660 (EXTRA_CONSTRAINT): Adjust.
3661 (FLOAT_TYPE_SIZE): Define to 32.
3662 (Pmode): DImode on SHmedia.
3663 (CONST_COSTS): Adjust for SHmedia literals.
3664 (PREDICATE_CODES): Added target_reg_operand.
3665 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
3666 * config/sh/sh.md: Remove all attrs from SHmedia insns.
3667 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
3668 (cmpdi): Accept SHmedia.
3669 (movdicc_false, movdicc_true): New insns.
3670 (movdicc): New expand.
3671 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
3673 (addsi3_media): Match `S' constraint.
3674 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
3675 (negdi2): Expand for SHmedia.
3676 (one_cmpldi2): New expand.
3677 (zero_extendsidi2): Change from expand to insn.
3678 (extendsidi2): Add constraints.
3679 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
3680 LD/ST address. Fix SI immediate loading split.
3681 (movhi_media, movqi_media, lduw, ldub): New insns.
3682 (movhi, movqi): Accept SHmedia.
3683 (shori_media, movdi_media): Relax input constraints. Split
3685 (movdf_media, movsf_media): New insn. New split to movdi.
3686 (movdf, movsf): Match on SHmedia.
3687 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
3688 bgeu_media): New insns and splits. New insns with `_i' suffix.
3689 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
3690 (bunordered): New expand.
3691 (jump_compact): Renamed from `jump'.
3692 (jump_media): New insn.
3694 (call_media, call_value_media): New insns.
3695 (call, call_value): Adjust.
3696 (indirect_jump_compact): Renamed from `indirect_jump'.
3697 (indirect_jump_media): New insn.
3698 (indirect_jump): New expand.
3699 (untyped_call, return): Accept SHmedia.
3700 (return_media): New insn.
3701 (prologue, epilogue, blockage): Accept SHmedia.
3702 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
3703 (sunordered): New expand.
3704 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
3705 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
3706 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
3707 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
3708 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
3709 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
3710 abssf2_media): New insns.
3711 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
3712 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
3713 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
3714 floatdidf2, floatsidf2_media, fix_truncdfdi2,
3715 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
3716 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
3717 absdf2_media): New insns.
3718 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
3719 (extendsfdf2_media, truncdfsf2_media): New insns.
3720 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
3721 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
3722 * config/sh/sh.h (CONST_OK_FOR_J): Document.
3723 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
3724 * config/sh/sh.md (adddi3): New expand.
3725 (adddi3_media, adddi3z_media): New insns.
3726 (adddi3_compact): Renamed from adddi3.
3727 (addsi3_media): Use add.l r63 to add constant zero.
3728 (subdi3): New expand.
3729 (subdi3_media): New insn.
3730 (subdi3_compact): Renamed from subdi3.
3731 (mulsidi3): New expand.
3732 (mulsidi3_media): New insn.
3733 (mulsidi3_compact): Renamed from mulsidi3.
3734 (umulsidi3): New expand.
3735 (umulsidi3_media): New insn.
3736 (umulsidi3_compact): Renamed from umulsidi3.
3737 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
3738 (ashlsi3, ashrsi3, lshrsi3): Use them.
3739 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
3740 (ashldi3, ashrdi3, lshrdi3): Use them.
3741 (zero_extendsidi2): New expand.
3742 (extendsidi2): New insn.
3743 (movsi_media): New insn. Split to movdi to load constants.
3744 (movsi): Enable for shmedia.
3745 (movdi_media): New insn. Use shori_media to load wide constants.
3746 (short_media): New insn.
3747 (movdi): Enable for shmedia.
3748 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
3749 * config/sh/sh.h (CPP_SPEC): Added `m5'.
3750 (SUBTARGET_CPP_SPEC): Added `!m5'.
3751 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
3752 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
3753 to all other SH variants.
3754 (TARGET_DEFAULT): Set to SH1_BIT.
3755 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
3756 (BITS_PER_WORD): Raise to 64 on shmedia.
3757 (MAX_BITS_PER_WORD): Change to 64.
3758 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
3759 (INT_TYPE_SIZE): Keep as 32.
3760 (UNITS_PER_WORD): Raise to 8 on shmedia.
3761 (MIN_UNITS_PER_WORD): Keep as 4.
3762 (POINTER_SIZE): Raise to 64 on shmedia.
3763 (CONST_OK_FOR_J): New macro.
3764 (CONST_OK_FOR_LETTER_P): Use it.
3765 (processor_type): Add PROCESSOR_SH5.
3766 * config/sh/sh.md: Conditionalize all expands, insns and
3767 splits to TARGET_SH1.
3769 (addsi3_compact): Renamed from...
3770 (addsi3): Now an expand.
3771 (addsi3_media, subsi3_media): New insns.
3772 (subsi3): Don't negate constants with SHmedia.
3774 * hooks.c: New file.
3775 * hooks.h: New file.
3776 * Makefile.in (HOOKS_H): New.
3777 (TARGET_DEF_H): Added $(HOOKS_H).
3778 (OBJS): Added hooks.o.
3779 (cfgcleanup.o, bb-reorder.o): Added target.h.
3780 (hooks.o): Added dependencies.
3781 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
3782 (TARGET_INITIALIZER): this.
3783 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
3784 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
3785 * bb-reorder.c: Include target.h.
3786 (reorder_basic_blocks): Skip if cannot modify jumps.
3787 * cfgcleanup.c: Include target.h.
3788 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
3790 2002-02-08 Chris Demetriou <cgd@broadcom.com>
3792 * config/mips/mips.md (casesi_internal, casesi_internal_di):
3793 Protect jump delay slot instructions with .set noreorder and
3796 2002-02-08 Chris Demetriou <cgd@broadcom.com>
3798 * config/mips/mips.md (casesi_internal_di): Calculate
3799 the index into the target offset table correctly.
3801 2002-02-08 Richard Henderson <rth@redhat.com>
3803 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
3804 * final.c (output_addr_const): Accept and discard SUBREG.
3805 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
3806 mark them unknown instead.
3807 (simplify_subtraction): Handle RTX_UNKNOWN.
3808 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
3810 2002-02-08 David Edelsohn <edelsohn@gnu.org>
3812 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
3814 2002-02-08 Richard Henderson <rth@redhat.com>
3816 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
3818 2002-02-08 Andreas Jaeger <aj@suse.de>
3820 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
3821 * config/i386/t-linux64: New file.
3823 2002-02-08 Jakub Jelinek <jakub@redhat.com>
3825 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
3826 * c-parse.in (compstmt): Clear last_expr_type.
3828 2002-02-07 Richard Henderson <rth@redhat.com>
3830 * loop.c (strength_reduce): Sink final_value when not
3833 2002-02-07 David O'Brien <obrien@FreeBSD.org>
3835 * config/sparc/freebsd.h: Fix mismatched spec {.
3837 2002-02-07 Richard Henderson <rth@redhat.com>
3839 * cfgrtl.c: Include recog.h and insn-config.h.
3840 (keep_with_call_p): Fix general_operand invocation.
3841 * Makefile.in (cfgrtl.o): Update dependencies.
3843 2002-02-07 Kazu Hirata <kazu@hxi.com>
3845 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
3846 comment. Accept HImode only if TARGET_H8300.
3848 2002-02-07 Eric Christopher <echristo@redhat.com>
3850 * config/mips/crtn.asm: Cleanup #ifdefs.
3852 2002-02-07 Eric Christopher <echristo@redhat.com>
3854 * config/mips/crti.asm: Add changes for mips16. mips16 uses
3855 register 7 as RA instead of $31.
3856 * config/mips/crtn.asm: Ditto.
3857 * config/mips/mips.c (mips_move_2words): Add case for
3858 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
3859 (compute_frame_size): Fix typo.
3860 (save_restore_insns): Ditto. Make documentation about using
3861 register $7 as return register more precise.
3862 (mips_expand_epilogue): Fix comment. Add code to work around not
3863 being able to add to the stack pointer directly.
3864 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
3865 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
3868 2002-02-07 Tom Rix <trix@redhat.com>
3870 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
3871 immediates in ldu and stdu DS opcode field.
3872 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
3873 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
3874 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
3876 2002-02-07 Jeff Sturm <jsturm@one-point.com>
3878 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
3879 offset for stack bias.
3881 2002-02-07 H.J. Lu <hjl@gnu.org>
3883 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
3885 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
3887 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
3889 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
3891 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
3892 * i386.c (x86_order_regs_for_local_alloc): New global function.
3893 * i386.h (REG_ALLOC_ORDER): CLeanup.
3894 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
3896 2002-02-07 Richard Henderson <rth@redhat.com>
3898 PR optimization/2463
3899 * alias.c (find_base_value): Recall base values for fixed hard regs.
3900 * loop.c (loop_regs_update): Don't use single_set on non-insns.
3902 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
3904 * config/mips/mips.md (define_delay) [mips16]: Adjust required
3907 2002-02-06 Richard Henderson <rth@redhat.com>
3910 * stmt.c (resolve_operand_name_1): Take more care with mixed
3911 named and unnamed operands.
3913 2002-02-06 Janis Johnson <janis187@us.ibm.com>
3914 Jan Hubicka <jh@suse.cz>
3916 * loop.c (remove_constant_addition): Avoid clobbering a shared
3919 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
3921 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
3922 * config/s390/t-linux64: New file.
3923 * config/s390/libgcc-glibc.ver: New file.
3925 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
3927 * config/s390/linux64.h: Delete file.
3928 * config/s390/s390x.h: New file.
3929 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
3930 as target header file.
3931 * config/s390/linux.h (TARGET_VERSION): Define depending on
3932 DEFAULT_TARGET_64BIT.
3933 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
3934 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
3935 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
3936 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
3937 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
3938 (EXTRA_SPEC): New define.
3939 * config/s390/s390.h (TARGET_VERSION): Define depending on
3940 DEFAULT_TARGET_64BIT.
3941 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
3943 2002-02-06 Jason Merrill <jason@redhat.com>
3945 * c-decl.c (finish_function): Warn about a non-void function with
3946 no return statement and no abnormal exit.
3947 (current_function_returns_abnormally): New variable.
3948 (start_function): Clear it.
3949 (struct c_language_function): Add returns_abnormally.
3950 (push_c_function_context): Save it.
3951 (pop_c_function_context): Restore it.
3952 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
3953 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
3954 an explicit return type.
3955 * c-tree.h: Declare current_function_returns_abnormally.
3956 (C_FUNCTION_IMPLICIT_INT): New macro.
3957 * c-typeck.c (build_function_call): Set it.
3958 (c_expand_return): Set current_function_returns_value even if the
3961 2002-02-06 Jakub Jelinek <jakub@redhat.com>
3964 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
3965 unsafe for reevaluation.
3967 2002-02-06 Jakub Jelinek <jakub@redhat.com>
3970 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
3971 EXPR_STMT, but COMPOUND_STMT, recurse into it.
3973 2002-02-06 Richard Henderson <rth@redhat.com>
3975 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
3976 be a general_operand. Dest for function value must be a pseudo.
3978 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
3980 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
3981 as SYMBOL_REFs from the constant pool.
3983 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
3985 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
3986 passed by invisible reference.
3988 2002-02-05 Richard Henderson <rth@redhat.com>
3990 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
3992 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
3994 Implement using "base addresses" in insn operands as default.
3995 * config/mmix/mmix.c (mmix_conditional_register_usage): if
3996 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
3997 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
3998 used to read the rtx value.
3999 (mmix_target_asm_function_epilogue): Fix spacing.
4000 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
4001 (mmix_legitimate_address): Ditto.
4002 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
4003 should be loaded with a GETA insn. Don't allocate needless extra
4004 char for nul termination and fix misleading comment.
4005 (mmix_print_operand_address): Handle constants if
4006 TARGET_BASE_ADDRESSES.
4007 (mmix_output_register_setting): Use base addressing if
4008 TARGET_BASE_ADDRESSES and the number of insns is 3.
4009 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
4010 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
4011 to use R as constraint, add LDA to match s.
4012 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
4013 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
4014 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
4015 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
4016 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
4017 order with other fixed registers.
4018 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
4019 other parameter/call-clobbered registers.
4020 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
4021 -mbase-addresses, -mno-base-addresses.
4022 (MMIX Options): Ditto.
4024 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4026 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
4028 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
4030 * config/rs6000/altivec.h: Change elem to _S_elem.
4032 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
4034 * config/netbsd.h (WCHAR_TYPE): Define.
4035 (WCHAR_TYPE_SIZE): Ditto.
4037 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
4038 (WCHAR_UNSIGNED): Ditto.
4039 (WCHAR_TYPE_SIZE): Ditto.
4041 * config/arm/netbsd.h: Likewise.
4042 * config/i386/netbsd-elf.h: Likewise.
4043 * config/i386/netbsd.h: Likewise.
4044 * config/m68k/netbsd-elf.h: Likewise.
4045 * config/m68k/netbsd.h: Likewise.
4046 * config/ns32k/netbsd.h: Likewise.
4047 * config/sparc/netbsd.h: Likewise.
4048 * config/vax/netbsd.: Likewise.
4050 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
4052 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
4053 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
4054 (TARGET_INITIALIZER): this.
4055 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
4056 (BITFIELD_NBYTES_LIMITED): Markup fix.
4057 * tree.h (default_ms_bitfield_layout_p): Declare.
4058 (record_layout_info): Added prev_field.
4059 * tree.c (default_ms_bitfield_layout_p): New fn.
4060 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
4061 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
4062 * stor-layout.c: Include target.h.
4063 (start_record_layout): Initialize prev_field.
4064 (place_field): Handle MS bit-field layout, and disregard
4065 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
4066 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
4067 * Makefile.in (stor-layout.o): Adjust dependencies.
4069 2002-02-05 Jason Merrill <jason@redhat.com>
4071 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
4073 2002-02-05 Andreas Jaeger <aj@suse.de>
4075 * crtstuff.c: Fix comments.
4077 2002-02-05 Richard Henderson <rth@redhat.com>
4080 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
4081 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
4084 * config/mips/mips.c (function_arg): Handle TImode.
4085 (function_arg_advance): Likewise.
4087 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4089 * config/rs6000/altivec.h (vec_step_help): Rename to
4092 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4094 * config/rs6000/altivec.h: Fix typos.
4096 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
4098 * config/arm/netbsd.h: Correct a comment.
4100 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4102 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
4103 building void typed builtins.
4105 * config/rs6000/altivec.h (vec_ld*): Fix typos.
4106 (vec_step): Implement for C++.
4108 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4110 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
4112 2002-02-04 Richard Henderson <rth@redhat.com>
4114 * combine.c (nonzero_bits): Re-introduce special case for
4115 sp/fp/ap wrt REGNO_POINTER_ALIGN.
4117 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4119 * doc/extend.texi: Warn about unsupported usage of altivec
4122 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
4123 (altivec_predicate_*): New.
4125 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
4126 Add C++ version of vec_*() functions.
4128 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
4129 (bdesc_2arg): Remove altivec predicates.
4130 (altivec_expand_builtin): Handle predicates.
4131 (altivec_init_builtins): Handle predicates.
4132 (altivec_expand_predicate_builtin): New.
4134 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4136 * pa.c (DO_FRAME_NOTES): Move forward.
4137 (store_reg): Revise handling of frame notes.
4138 (load_reg): Likewise.
4139 (set_reg_plus_d): Likewise.
4140 (hppa_expand_prologue): Likewise.
4141 (hppa_expand_epilogue): Likewise.
4143 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4145 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
4147 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4149 PR c/4475, c++/3780:
4150 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
4151 * c-common.h (SWITCH_TYPE): Define.
4152 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
4153 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
4154 Rename spareness variable to sparseness.
4155 (expand_end_case_type): Renamed from expand_end_case, use orig_type
4156 if non-NULL instead of TREE_TYPE (orig_index).
4157 * tree.h (expand_end_case_type): Renamed from expand_end_case.
4158 (expand_end_case): Define using expand_end_case_type.
4159 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
4160 to expand_end_case_type.
4161 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
4163 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4165 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
4166 (BIGGEST_ALIGNMENT): Change to 128.
4168 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4170 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
4172 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4174 * pa.md (call_internal_reg_64bit): Remove unused variable.
4176 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
4178 * config/arm/arm.h (machine_function): Add uses_anonymous_args
4180 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
4181 * config/arm/arm.c (current_function_anonymous_args): Delete,
4182 replace uses with cfun->machine->uses_anonymous_args.
4183 (arm_reorg): Do not reset uses_anonymous_args.
4185 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
4186 any geenral register.
4188 2001-02-04 Bernd Schmidt <bernds@redhat.com>
4190 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
4193 2002-02-04 Richard Henderson <rth@redhat.com>
4195 * combine.c (force_to_mode): Remove STACK_BIAS code.
4196 (nonzero_bits): Likewise. Replace sp/fp special case with
4197 REGNO_POINTER_ALIGN.
4199 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
4200 (HARD_FRAME_POINTER_REGNUM): New.
4201 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
4202 (FIXED_REGS, CALL_USED_REGS): Update.
4203 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
4204 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
4205 (HARD_REGNO_NREGS): Update for SFP.
4206 (STACK_POINTER_OFFSET): Include bias here ...
4207 (FIRST_PARM_OFFSET): ... not here.
4208 (STACK_BIAS): Remove.
4209 (INIT_EXPANDERS): New.
4210 (STARTING_FRAME_OFFSET): Do not include bias.
4211 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
4212 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
4213 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
4214 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
4215 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
4216 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
4217 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
4218 (MUST_SAVE_REGISTER): Likewise.
4219 (sparc_flat_function_prologue): Likewise.
4220 (sparc_flat_function_epilogue): Likewise.
4221 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
4222 (sparc_init_modes): SFP is GENERAL_REGS.
4223 (sparc_builtin_saveregs): SFP does not have bias applied.
4225 2002-02-04 Richard Henderson <rth@redhat.com>
4227 * config/alpha/alpha.c (current_function_is_thunk): Don't check
4228 current_function_is_thunk.
4229 (alpha_sa_mask): Distinguish between current_function_is_thunk
4230 called from ASM_OUTPUT_MI_THUNK and not.
4231 (alpha_does_function_need_gp): Thunks always need gp.
4232 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
4233 (alpha_output_mi_thunk_osf): New.
4234 * config/alpha/alpha-protos.h: Update.
4235 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
4237 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
4239 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
4240 function types, not when they're taken away.
4242 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
4244 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
4245 CODE_LABEL and jump table when replacing a table jump with a
4248 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4250 * config/s390/s390-protos.h (legitimize_la_operand,
4251 s390_secondary_input_reload_class, s390_plus_operand,
4252 s390_expand_plus_operand): Add prototypes.
4254 config/s390/s390.c (s390_secondary_input_reload_class,
4255 s390_plus_operand, s390_expand_plus_operand): New functions.
4257 (struct s390_address): New member 'pointer'.
4258 (s390_decompose_address): Compute it.
4259 (legitimate_la_operand_p): Use it.
4260 (legitimize_la_operand): New function.
4261 (movti, movdi, movdf splitters): Call it.
4263 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
4264 (PREDICATE_CODES): Add s390_plus_operand.
4266 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
4267 (la_ccclobber): Allow GENERAL_REGS as output operand.
4269 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
4270 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
4271 (*la_64, *la_31, reload_indi, reload_insi): ... these.
4273 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4275 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
4276 register names for regular asm () construct.
4278 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4280 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
4283 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4285 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
4288 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
4290 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
4291 constant pool to be identical by string address and index.
4293 2002-02-04 Anthony Green <green@redhat.com>
4295 * output.h (SECTION_OVERRIDE): Define.
4296 * varasm.c (named_section): Obey SECTION_OVERRIDE.
4298 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4300 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
4301 by existing arm*-*-netbsd* (a.out) target.
4302 (ns32k-*-netbsdelf*): Likewise.
4303 (sparc-*-netbsdelf*): Likewise.
4304 (vax-*-netbsdelf*): Likewise.
4306 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
4308 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
4309 headers and libobjc headers.
4311 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
4313 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
4314 (_mingw.h): Remove duplicate include.
4316 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4318 * config.gcc: Set cpu_type to m68k for 68010, as well.
4319 (m68010-*-netbsdelf*): New...
4320 (m68k*-*-netbsdelf*): ...targets.
4321 * config/m68k/netbsd-elf.h: New file.
4323 2002-02-02 Kazu Hirata <kazu@hxi.com>
4325 * config/h8300/h8300.c (hand_list): Move inside function_arg.
4327 2002-02-02 Kazu Hirata <kazu@hxi.com>
4329 * config/h8300/h8300.c (h8_push_ops): Move inside
4331 (h8_pop_ops): Likewise.
4332 (h8_move_ops): Likewise.
4334 2002-02-02 Kazu Hirata <kazu@hxi.com>
4336 * config/h8300/h8300.c (os_task): Make it static.
4337 (monitor): Likewise.
4338 (pragma_saveall): Likewise.
4340 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
4342 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
4343 constant is a valid sign-extension for Pmode.
4345 2002-02-02 Kazu Hirata <kazu@hxi.com>
4347 * config/h8300/h8300.c: Fix formatting.
4349 2002-02-02 Kazu Hirata <kazu@hxi.com>
4351 * config/h8300/h8300.md: Fix formatting.
4353 2002-02-02 Kazu Hirata <kazu@hxi.com>
4355 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
4356 predicates of operands[1]. Split the patterns for each
4359 2002-02-02 Kazu Hirata <kazu@hxi.com>
4361 * config/h8300/h8300.md (xor patterns): Tighten the predicates
4362 of operands[1] to register_operand.
4364 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4366 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
4367 * cpphash.c (_cpp_init_hashtable): Similarly.
4368 * cppinit.c (cpp_create_reader): Default the signed_char flag.
4369 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
4370 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
4371 (cpp_handle_option): Handle the new options.
4372 * cpplex.c (cpp_interpret_charconst): Use new flag.
4373 * cpplib.h (struct cpp_options): New member signed_char.
4374 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
4375 (cpp_options): Handle -fsigned-char and -funsigned-char.
4376 (static_specs): Remove signed_char_spec.
4377 (do_spec1): Don't handle %c.
4378 * system.h: Poison SIGNED_CHAR_SPEC.
4379 * tradcif.y (yylex): Use flag_signed_char.
4380 * tradcpp.h (flag_signed_char): New.
4381 * tradcpp.c (flag_signed_char): New.
4382 (main): Handle new command-line options.
4383 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
4385 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
4386 * avr/avr.h: Remove old comments.
4387 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
4388 (CC1_SPEC): Pass -fsigned-char if -mic*.
4389 (SIGNED_CHAR_SPEC): Remove.
4391 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
4393 2002-02-01 Eric Christopher <echristo@redhat.com>
4395 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
4396 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
4397 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
4398 (ASM_OUTPUT_REG_POP): Ditto.
4400 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4402 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
4405 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4407 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
4409 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4412 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
4415 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4417 * cfganal.c: Include tm_p.h.
4418 (keep_with_call_p): Fix the test that determines if a register holds
4419 the return value of a call.
4421 2002-02-01 DJ Delorie <dj@redhat.com>
4423 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
4424 we are given conflicting registers, switch to the other one we
4425 had allocated for us.
4426 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
4427 as TImode so we know when the "other" register is available.
4429 2002-02-01 David O'Brien <obrien@FreeBSD.org>
4431 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
4434 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4436 * cfganal.c (keep_with_call_p): New function.
4437 (flow_call_edges_add): Prevent splitting a block between a call and
4438 a single-set instruction that should be kept in the same block.
4440 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4442 * doc/install.texi (avr): Update outdated URL.
4444 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
4446 * config/stormy16/stormy16.md (pushqi): New.
4450 (movhi): Remove stack operands.
4452 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
4453 nonimmediate_nonstack_operand.
4454 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
4456 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
4459 2002-01-31 Jason Merrill <jason@redhat.com>
4461 * Makefile.in (c-parse.c): Handle .output file.
4462 * objc/Make-lang.in (objc-parse.c): Likewise.
4464 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
4466 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
4467 the -me[lb] option is given. Don't output the default flag
4470 2002-01-31 Zack Weinberg <zack@codesourcery.com>
4472 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
4473 the primary source file; this has not been done yet.
4474 * c-decl.c (c_expand_body): Reset input_filename from
4475 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
4477 2002-01-31 Kazu Hirata <kazu@hxi.com>
4479 * rtlanal.c (subreg_regno_offset): Do not use
4480 SUBREG_REGNO_OFFSET.
4481 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
4482 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
4484 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4486 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
4487 version rather than GNATS version in --version output.
4489 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
4491 * ifcvt.c (noce_process_if_block): Make a copy of the destination
4492 when copying back from a temporary.
4494 2002-01-30 Richard Henderson <rth@redhat.com>
4496 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
4497 and new_dest are the same.
4499 2002-01-30 Richard Henderson <rth@redhat.com>
4502 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
4503 * rtl.c (note_insn_name): Update.
4504 * emit-rtl.c (remove_unnecessary_notes): Kill it.
4505 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
4506 to perform loop rotation.
4507 (expand_exit_loop_top_cond): New.
4508 * tree.h (expand_exit_loop_top_cond): Declare it.
4509 * c-semantics.c (genrtl_while_stmt): Use it.
4510 (genrtl_for_stmt): Likewise.
4512 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
4514 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
4515 arguments to 64-bit boundaries on 64-bit ABIs.
4517 2002-01-30 Steve Ellcey <sje@cup.hp.com>
4519 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
4521 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4523 * c-decl.c (grokdeclarator): Handle type being a typedef for an
4526 2002-01-30 David O'Brien <obrien@FreeBSD.org>
4528 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
4529 * config/sparc/sparc_bi.h: Remove file.
4530 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
4532 2002-01-30 Richard Henderson <rth@redhat.com>
4534 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
4536 2002-01-30 Zack Weinberg <zack@codesourcery.com>
4538 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
4540 2002-01-30 Jason Merrill <jason@redhat.com>
4542 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
4543 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
4544 (reg_save): Use DW_CFA_offset_extended_sf instead.
4546 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
4548 2002-01-29 Jakub Jelinek <jakub@redhat.com>
4550 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
4553 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
4555 * rs6000.md ("*call_value_local32"): Remove constraints.
4556 ("*call_value_local64"): Same.
4557 ("*call_value_indirect_nonlocal_aix32"): Same.
4558 ("*call_value_nonlocal_aix32"): Same.
4559 ("*call_value_indirect_nonlocal_aix64"): Same.
4560 ("*call_value_nonlocal_aix64"): Same.
4561 ("*call_value_nonlocal_sysv"): Same.
4563 2002-01-29 Richard Henderson <rth@redhat.com>
4565 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
4567 2002-01-29 Richard Henderson <rth@redhat.com>
4569 * expr.c (force_operand): Ignore flag_pic for detecting pic
4571 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
4572 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
4573 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
4574 instead of open-coded loop.
4575 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
4576 be fixed when in use.
4578 2002-01-29 Richard Henderson <rth@redhat.com>
4580 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
4581 * sched-rgn.c (propagate_deps): Update them.
4582 * sched-deps.c (sched_analyze_insn): Update them. Flush the
4583 clobbers list when either gets too long.
4585 2002-01-29 Jakub Jelinek <jakub@redhat.com>
4587 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
4588 and INDEX_REGS the same as GENERAL_REGS.
4589 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4591 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
4593 * tree.c (build_nonstandard_integer_type): Correct prototype.
4595 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
4597 * config/s390/s390.md (movstrsico, movstrdix_64,
4598 movstrsix_31): Remove, replace by ...
4599 (movstrdi_short, movstrsi_short, movstrdi_long,
4600 movstrsi_long): ... these. New.
4601 (movstrdi, movstrsi): Adapt.
4603 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
4604 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
4605 Remove unnecessary CC clobber.
4606 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
4607 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
4609 (divmoddi4): Don't partially initialize TImode register.
4611 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
4613 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
4615 2002-01-29 Richard Henderson <rth@redhat.com>
4617 * flow.c (print_rtl_and_abort): Remove.
4618 (print_rtl_and_abort_fcn): Remove.
4619 (verify_local_live_at_start): Use dump_bb instead.
4620 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
4621 (verify_wide_reg_1): Return 2 on mode test failure.
4623 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
4625 PR c/3325, c/3326, c/2511, c/3347
4626 * c-decl.c (enum_decl_context): Remove BITFIELD.
4627 (grokdeclarator): Take bitfield width as an input.
4628 Ensure bitfields are given the correct type. Perform
4629 bitfield width validation with build_bitfield_integer_type
4630 rather than waiting for finish_struct.
4631 (grok_typename, grok_typename_in_parm_context, start_decl,
4632 push_parmdecl, grokfield, start_function): Update calls to
4634 (build_bitfield_integer_type): New function.
4635 (finish_struct): Move bitfield validation to grokdeclarator
4636 and build_bitfield_integer_type.
4637 * tree.c (build_nonstandard_integer_type): New function.
4638 * tree.h (build_nonstandard_integer_type): New prototype.
4640 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
4642 2002-01-29 Jakub Jelinek <jakub@redhat.com>
4645 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
4646 don't ignore unrecognized -W* options.
4647 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
4648 * cpplib.h (cpp_handle_option): Adjust prototype.
4649 * c-decl.c (c_decode_options): Pass 0 as last argument to
4653 * gcc.c (cpp_unique_options): Split from cpp_options.
4654 (cpp_options): Source cpp_unique_options.
4655 (default_compilers): Use cpp_unique_options instead of cpp_options
4656 when used together with cc1_options.
4657 (static_specs): Add cpp_unique_options.
4658 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
4659 when used together with cc1_options.
4661 2002-01-29 Kazu Hirata <kazu@hxi.com>
4663 * config/h8300/h8300-protos.h: Update the prototype of
4665 * config/h8300/h8300.c (output_a_shift): Remove an unused
4666 argument 'insn'. Remove redundant code.
4667 * config/h8300/h8300.md: Adust to the new prototype of
4670 2002-01-29 Kazu Hirata <kazu@hxi.com>
4672 * config/h8300/h8300-protos.h: Update the prototypes of
4673 emit_a_rotate and expand_a_rotate.
4674 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
4675 first argument to 'enum rtx_code'.
4676 (expand_a_rotate): Likewise.
4678 2002-01-28 Kazu Hirata <kazu@hxi.com>
4680 * config/h8300/h8300-protos.h: Update the prototype of
4682 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
4684 * config/h8300/h8300.md: Adjust to the new prototype.
4686 2002-01-28 Kazu Hirata <kazu@hxi.com>
4688 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
4691 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
4693 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
4694 is a fixed register before returning pic_offset_table_rtx.
4695 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
4696 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
4698 2002-01-28 Jason Merrill <jason@redhat.com>
4700 * dwarf2.h: Sync with src version.
4702 2002-01-28 Paul Koning <pkoning@equallogic.com>
4704 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
4706 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
4707 * doc/extend.texi (__builtin_prefetch): Update documentation:
4708 first argument is now const void ptr.
4710 2002-01-28 Kazu Hirata <kazu@hxi.com>
4712 * config/h8300/h8300-protos.h: Remove an unused prototype.
4714 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
4716 * toplev.c (lang_independent_init): Round up identifier size.
4718 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
4720 * config.gcc: Revert previous change.
4722 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
4724 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
4726 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
4728 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
4729 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
4730 other non-elf netbsd config frags.
4731 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
4732 collect2 will does that.
4733 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
4734 shared-lib frobbing will work.
4736 2002-01-28 Kazu Hirata <kazu@hxi.com>
4738 * config/h8300/h8300.h: Fix formatting.
4739 * config/h8300/h8300.md: Likewise.
4741 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
4743 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
4744 the old, removed AAA_standards fix.
4745 * fixinc/fixincl.x: Rebuilt.
4747 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
4749 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
4750 atexit call in crtbegin, hooked in after call to frame_dummy;
4751 register EH before registering __fini__start.
4753 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
4755 * config/rs6000/altivec.h: Remove spurious semicolons.
4757 2002-01-27 Kazu Hirata <kazu@hxi.com>
4759 * config/h8300/h8300.md: Replace dead bit extraction patterns
4760 with ones that work.
4762 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4764 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
4765 if not STRICT_ALIGNMENT.
4766 * rtl.h (MEM_ALIGN): Likewise.
4768 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
4770 * doc/invoke.texi (-fdump-translation-unit): Revert this
4771 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
4773 2002-01-27 Kazu Hirata <kazu@hxi.com>
4775 * config/h8300/h8300.md (define_constants): New.
4776 (anonymous patterns) Use defined constants appropriately.
4778 2002-01-27 Kazu Hirata <kazu@hxi.com>
4780 * config/h8300/h8300.c (function_arg): Remove redundant code.
4782 2002-01-26 Richard Henderson <rth@redhat.com>
4784 * sched-deps.c (reg_pending_uses_head): New.
4785 (reg_pending_barrier): Rename from reg_pending_sets_all.
4786 (find_insn_list): Don't mark inline.
4787 (find_insn_mem_list): Remove.
4788 (add_dependence_list, add_dependence_list_and_free): New.
4789 (flush_pending_lists): Replace only_write param with separate
4790 for_read and for_write parameters. Update all callers. Use
4791 add_dependence_list_and_free.
4792 (sched_analyze_1): Do not add reg dependencies here; just set
4793 the pending bits. Use add_dependence_list.
4794 (sched_analyze_2): Likewise.
4795 (sched_analyze_insn): Replace schedule_barrier_found with
4796 reg_pending_barrier. Add all dependencies for pending reg
4797 uses, sets, and clobbers.
4798 (sched_analyze): Don't add reg dependencies for calls, just
4799 set pending bits. Use regs_invalidated_by_call. Treat
4800 sched_before_next_call as a normal list, not a fake insn.
4801 (init_deps): No funny init for sched_before_next_call.
4802 (free_deps): Free pending mems lists. Don't zero reg_last.
4803 (init_deps_global): Init reg_pending_uses.
4804 (finish_deps_global): Free it.
4805 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
4806 (find_insn_mem_list): Remove.
4807 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
4808 (propagate_deps): Use them. Zero temp mem lists.
4810 2002-01-26 Richard Henderson <rth@redhat.com>
4812 * Makefile.in (CRTSTUFF_CFLAGS): New.
4813 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
4814 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
4815 crtstuff.c instead of alpha assembly version.
4816 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
4817 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
4818 not FORCE_{INIT,FINI}_SECTION_ALIGN.
4819 (__do_global_dtors_aux): Mark used.
4820 (frame_dummy, __do_global_ctors_aux): Mark used.
4821 (fini_dummy, init_dummy): Remove.
4823 * config/alpha/crtbegin.asm: Remove file.
4824 * config/alpha/crtend.asm: Remove file.
4825 * config/alpha/t-crtbe: Remove file.
4826 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
4827 (LINK_EH_SPEC): New.
4829 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
4830 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
4831 calling constructors.
4832 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
4834 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
4835 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
4836 CRT_END_INIT_DUMMY hack.
4837 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
4838 FORCE_{INIT,FINI}_SECTION_ALIGN.
4840 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
4841 FORCE_{INIT,FINI}_SECTION_ALIGN.
4843 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
4844 invocation sequence.
4845 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
4847 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
4848 (FORCE_CODE_SECTION_ALIGN): New.
4850 2002-01-26 Richard Henderson <rth@redhat.com>
4852 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
4854 2002-01-26 Richard Henderson <rth@redhat.com>
4856 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
4857 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
4859 2002-01-26 Kazu Hirata <kazu@hxi.com>
4861 * config/h8300/h8300.md: Remove bit extraction patterns that
4862 cannot be triggered.
4863 Restrict each bit extraction pattern to a variant on which the
4866 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
4868 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
4870 2002-01-26 Kazu Hirata <kazu@hxi.com>
4872 * config/h8300/h8300.md: Remove bit test patterns that cannot
4874 Restrict each bit test pattern to a variant on which the
4877 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4879 * builtins.c (expand_builtin_strncat): Remove redundant check for
4882 2002-01-25 David O'Brien <obrien@FreeBSD.org>
4884 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
4886 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
4889 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
4891 * dbxout.c (dbxout_init): Use assemble_name rather than just
4892 stripping off the first character.
4893 (dbxout_source_file): Likewise.
4895 2002-01-25 DJ Delorie <dj@redhat.com>
4897 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
4898 using rtx_equal_p, not by comparing pointers.
4900 2002-01-25 Steve Ellcey <sje@cup.hp.com>
4902 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
4903 for PIC_OFFSET_TABLE_REGNUM.
4904 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
4906 2002-01-25 David O'Brien <obrien@FreeBSD.org>
4908 * config.gcc (x86_64-*-freebsd*): New target.
4909 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
4911 (i[34567]86-*-freebsd*): Don't include svr4.h.
4912 * config/i386/freebsd64.h: New file.
4914 2002-01-25 Douglas B Rupp <rupp@gnat.com>
4916 * config/alpha/x-vms (version): Make static.
4918 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
4919 in previous checkin.
4921 * Makefile.in (install-headers-cp): New target.
4922 * config.gcc (alpha-dec-*vms*): Install headers with
4925 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
4927 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
4930 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4932 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
4933 of compare_tree_int.
4934 (expand_builtin_strncat): Likewise.
4935 * c-decl.c (finish_struct): Use tree_low_cst.
4936 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
4937 * tree.c (compare_tree_int): Likewise.
4939 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
4941 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
4942 adjustments even if they are implemented by more than two insns.
4944 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
4946 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
4947 * df.h (struct ref): Kill B.
4948 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
4950 * basic-block.h (PROP_EQUAL_NOTES): New flag.
4951 * flow.c (propagate_one_insn): Use it.
4952 (mark_used_regs): Handle NIL.
4954 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
4956 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
4959 2002-01-25 David Edelsohn <edelsohn@gnu.org>
4961 * rs6000.md (prefetch): Make address V4SI mode so that the address
4962 is restricted to legitimate form for instruction.
4964 2002-01-25 Bob Wilson <bob.wilson@acm.org>
4966 * doc/install.texi (xtensa-*-elf): New target.
4967 (xtensa-*-linux*): New target.
4968 * doc/contrib.texi: Add myself.
4970 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
4972 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
4973 purpose register to hold an SImode (or smaller) value.
4975 2002-01-25 Jakub Jelinek <jakub@redhat.com>
4977 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
4979 * crtstuff.c: Likewise.
4981 2002-01-25 Kazu Hirata <kazu@hxi.com>
4983 * config/h8300/h8300.md (negation patterns): Tighten
4984 predicates to register_operand.
4986 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
4988 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
4991 * builtins.c (expand_builtin_prefetch): Same.
4993 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4995 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
4998 2002-01-24 Kazu Hirata <kazu@hxi.com>
5000 * config/h8300/h8300.c (print_operand): Remove support for
5001 operand character 'A'.
5002 * config/h8300/h8300.md (three anonymous patterns): Replace
5003 operand character 'A' with either 'T' or 'S'.
5005 2002-01-24 Kazu Hirata <kazu@hxi.com>
5007 * config/h8300/h8300.c (print_operand): Remove support for
5008 operand character 'U'.
5010 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
5012 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
5014 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
5016 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
5017 values to be assigned to the stack pointer.
5019 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
5021 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
5022 to const_double needs to be done right for big-endian systems.
5024 2002-01-24 Jason Merrill <jason@redhat.com>
5027 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
5028 to can_throw_internal.
5030 2002-01-23 Richard Henderson <rth@redhat.com>
5032 * fold-const.c (fold): Change UINT_MAX test to check vs precision
5033 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
5035 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5037 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
5038 (symGOT2reg): Use them, then set as GOT value as unchanging.
5039 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
5040 as a temporary, if possible.
5041 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
5042 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
5044 2002-01-23 Kazu Hirata <kazu@hxi.com>
5046 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
5047 accept to accept 0x80 as operands[2].
5049 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5051 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
5053 2002-01-23 Richard Henderson <rth@redhat.com>
5055 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
5057 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
5059 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
5060 (parmlist_or_identifiers_1): Verify that only a parmlist follows
5063 2002-01-23 Richard Henderson <rth@redhat.com>
5065 * expr.c (move_by_pieces_1): Extend size before negation.
5067 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
5068 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
5069 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
5070 * config/m68k/t-m68kelf: Likewise.
5072 2002-01-23 Bob Wilson <bob.wilson@acm.org>
5074 * config/xtensa/elf.h: New file.
5075 * config/xtensa/lib1funcs.asm: New file.
5076 * config/xtensa/lib2funcs.S: New file.
5077 * config/xtensa/linux.h: New file.
5078 * config/xtensa/t-xtensa: New file.
5079 * config/xtensa/xtensa-config.h: New file.
5080 * config/xtensa/xtensa-protos.h: New file.
5081 * config/xtensa/xtensa.c: New file.
5082 * config/xtensa/xtensa.h: New file.
5083 * config/xtensa/xtensa.md: New file.
5084 * config.gcc (xtensa-*-elf*): New target.
5085 (xtensa-*-linux*): New target.
5086 * cse.c (canon_hash): Compare rtx pointers instead of register
5087 numbers. This is required for the Xtensa port.
5088 * integrate.c (copy_insn_list): Handle case where the static
5089 chain is in memory and the memory address has to be copied to
5091 * doc/invoke.texi (Option Summary): Add Xtensa options.
5092 (Xtensa Options): New node.
5093 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
5095 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5097 * diagnostic.c (internal_error): Do ICE suppression only
5098 when ENABLE_CHECKING is not defined.
5100 * c-typeck.c (require_complete_type): Return error_mark_node
5101 if type is error_mark_node.
5103 2002-01-23 Janis Johnson <janis187@us.ibm.com>
5105 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
5106 -Os and issue a warning.
5108 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5110 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
5111 current (lack of) need for host configuration by hand.
5113 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
5114 references. Documentation of some target macros moved from
5115 hostconfig.texi to tm.texi.
5117 2002-01-23 Will Cohen <wcohen@redhat.com>
5119 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
5122 2002-01-23 Kazu Hirata <kazu@hxi.com>
5124 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
5127 2002-01-23 Jason Merrill <jason@redhat.com>
5129 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
5131 * function.c (assign_parms): Don't put args of inline functions
5132 into registers when not optimizing.
5134 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
5136 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
5137 (prologue_use): New pattern.
5138 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
5139 preference to gen_rtx_USE.
5140 (thumb_expand_prologue): Use gen_prologue_use in preference to
5142 (thumb_expand_epilogue): Use gen_prologue_use in preference to
5145 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
5147 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
5149 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
5152 * doc/extend.texi: Correct documentation of __alignof__.
5154 2002-01-22 Zack Weinberg <zack@codesourcery.com>
5156 * params.h: Rename arguments of DEFPARAM so that it will be
5157 recognized as a translation keyword.
5159 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5161 * extend.texi: Document altivec functions.
5162 Fix N-bit adjectives in X86 builtin documentation.
5164 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5166 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
5167 auto_inc_dec values.
5169 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
5171 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
5173 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
5175 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5177 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
5179 2002-01-22 Richard Henderson <rth@redhat.com>
5181 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
5182 copy_insn not copy_rtx.
5184 2002-01-23 Alan Modra <amodra@bigpond.net.au>
5186 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
5187 "nonzero" as that might add "1" bits. Ensure "constop" is
5188 properly sign extened.
5189 (force_to_mode): Tweak for sign extended constop.
5191 2002-01-22 Richard Henderson <rth@redhat.com>
5193 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
5194 for_each_rtx instead of assuming we're already looking at the MEM.
5195 (split_small_symbolic_mem_operand): Likewise.
5196 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5197 * config/alpha/alpha.md (small symbolic memory splitters): Update.
5199 2002-01-22 Richard Henderson <rth@redhat.com>
5201 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
5202 sequence number for the literal.
5203 (divmoddi_internal_er): Likewise.
5205 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5208 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
5209 in LIBICONV variable.
5210 * configure: Regenerated.
5212 2002-01-22 Krister Walfridsson <cato@df.lth.se>
5214 * dependence.c (build_def_use): Remove array_idx.
5216 * dwarfout.c (last_filename): Remove.
5217 (output_compile_unit_die): Remove last_filename.
5219 2002-01-22 Roger Sayle <roger@eyesopen.com>
5220 Richard Henderson <rth@redhat.com>
5223 * fold-const.c (fold): Optimize unsigned comparisons against
5224 UINT_MAX (and similar unsigned constants).
5226 2002-01-22 Janis Johnson <janis187@us.ibm.com>
5228 * Makefile.in (loop.o): Depend on OPTABS_H.
5229 * loop.c (emit_prefetch_instructions): Check the prefetch operand
5230 against the predicate.
5233 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
5234 for the address operand.
5236 2002-01-22 Richard Henderson <rth@redhat.com>
5238 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
5240 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5243 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
5246 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
5248 * config.gcc (x86_64-*-netbsd*): New target.
5249 * config/i386/netbsd64.h: New file.
5251 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5253 * regrename.c (kill_value): Fix typo.
5255 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5257 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
5259 * config/rs6000/rs6000.h: Same.
5261 * function.c (instantiate_virtual_regs): Remove
5262 STARTING_FRAME_PHASE.
5263 (assign_stack_local_1): Same.
5264 Calculate frame phase.
5266 2002-01-22 Nick Clifton <nickc@redhat.com>
5268 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
5269 variable declaration to outer scope in order to simplify
5271 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
5272 arm_hard_regno_mode_ok.
5273 * config/arm/arm-protos.h: Add a prototype for
5274 arm_hard_regno_mode_ok.
5275 * config/arm/arm.c (soft_df_operand): Remove now redundant
5276 check for DImode values using IP_REGNUM.
5277 (nonimmediate_soft_df_operand): Remove now redundant check for
5278 DImode values using IP_REGNUM.
5279 (arm_hard_regno_mode_ok): New function. New check: make sure
5280 that DImode values are not stored in IP_REGNUM.
5282 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
5284 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
5286 2002-01-22 Jason Merrill <jason@redhat.com>
5288 * c-semantics.c (genrtl_compound_stmt): Only check nesting
5289 consistency if this COMPOUND_STMT is scoped.
5291 2002-01-22 Kazu Hirata <kazu@hxi.com>
5293 * predict.c: Fix formatting.
5294 * print-tree.c: Likewise.
5295 * protoize.c: Likewise.
5298 * sbitmap.h: Likewise.
5300 * sched-deps.c: Likewise.
5301 * sched-vis.c: Likewise.
5302 * sdbout.c: Likewise.
5303 * sibcall.c: Likewise.
5305 * ssa-ccp.c: Likewise.
5306 * ssa-dce.c: Likewise.
5308 * stor-layout.c: Likewise.
5309 * system.h: Likewise.
5311 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5313 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
5314 if fits in bounds of base type.
5316 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
5317 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
5318 (add_bound_info, default): If can't find a context, make a
5320 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
5322 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
5324 * c-typeck.c (parser_build_binary_op): If result from
5325 build_binary_op is ERROR_MARK just return error_mark_node without
5328 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
5330 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
5331 Split a.out-specific bits into...
5332 * config/netbsd-aout.h: ...this.
5333 * config/netbsd-elf.h: New file.
5334 * config/alpha/netbsd-elf.h: Remove.
5335 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
5336 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
5337 (STARTFILE_SPEC): Remove redundant definition.
5338 (ENDFILE_SPEC): Likewise.
5339 (LINK_SPEC): Likewise.
5340 (CPP_SPEC): Likewise.
5341 (ASM_SPEC): Likewise.
5342 (LIB_SPEC): Likewise.
5343 (SWITCH_TAKES_ARG): Likewise.
5344 (TARGET_MEM_FUNCTIONS): Likewise.
5345 (CPP_PREDEFINES): Redefine.
5346 (ASM_FINAL_SPEC): Remove redefinition.
5347 (ASM_COMMENT_START): Redefine.
5348 (FUNCTION_PROFILER): Define.
5349 (TARGET_VERSION): Redefine.
5350 Comment and formatting cleanup.
5351 * config/i386/netbsd.h: Include <netbsd-aout.h>.
5352 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
5353 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
5354 big- or little-endian.
5355 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
5356 * config.gcc (*-*-netbsd*): Add definitions common to all
5358 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
5359 gnu_ld definitions. Add netbsd-elf.h to and remove
5360 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
5361 tmake_file, and don't lose previous tmake_file contents.
5362 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
5363 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
5364 gnu_ld definitions. Add netbsd-elf.h to tm_file.
5365 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
5366 (mipsel-*-netbsd*): Rename this to...
5367 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
5368 mips/little.h to tm_file for mips*el-*.
5369 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
5370 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
5371 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
5373 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5375 * pa-protos.h (reg_before_reload_operand): New function prototype.
5376 * pa.c (reg_before_reload_operand): New function implementation.
5377 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
5380 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5382 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
5384 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5386 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
5387 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
5388 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
5389 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
5390 (ENDFILE_SPEC): Undefine.
5391 (STARTFILE_SPEC): Redefine for PA.
5393 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5395 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
5397 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
5399 * config.gcc: Add entries to supported PowerPC --with-cpu
5402 2002-01-21 Jakub Jelinek <jakub@redhat.com>
5404 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
5405 true for 64-bit mode only SSE registers in 32-bit mode.
5407 2002-01-21 Kazu Hirata <kazu@hxi.com>
5409 * unwind-dw2.c: Fix formatting.
5410 * unwind-dw2-fde.c: Likewise.
5411 * unwind-dw2-fde.h: Likewise.
5412 * unwind-pe.h: Likewise.
5413 * varasm.c: Likewise.
5414 * varray.h: Likewise.
5416 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5418 Remove workaround for register stack overwrite bug in mmix.
5419 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
5420 support for TARGET_REG_STACK_FILL_BUG.
5421 * config/mmix/mmix.h: Remove member has_call_without_parameters.
5422 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
5424 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
5425 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
5426 -mno-reg-stack-fill-bug-workaround.
5427 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
5428 machine member has_call_without_parameters.
5429 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
5430 -mreg-stack-fill-bug-workaround and
5431 -mno-reg-stack-fill-bug-workaround.
5432 (MMIX Options): Ditto.
5434 2002-01-21 Kazu Hirata <kazu@hxi.com>
5436 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
5438 Remove redundant code.
5440 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
5442 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
5443 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
5444 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
5445 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
5446 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
5447 out target macro definitions and non-target-specific comments
5448 mostly taken from old versions of the manual.
5450 2002-01-20 Kazu Hirata <kazu@hxi.com>
5452 * config/h8300/h8300.h: Fix comment formatting.
5453 * config/ia64/aix.h: Likewise.
5454 * config/ia64/ia64-protos.h: Likewise.
5455 * config/ia64/ia64.c: Likewise.
5456 * config/ia64/ia64.h: Likewise.
5457 * config/ia64/ia64intrin.h: Likewise.
5458 * config/ia64/linux.h: Likewise.
5459 * config/ia64/unwind-aix.c: Likewise.
5460 * config/ia64/unwind-ia64.c: Likewise.
5462 2002-01-20 Kazu Hirata <kazu@hxi.com>
5464 * config/h8300/h8300.c: Revise comments about shift code.
5466 2002-01-20 Kazu Hirata <kazu@hxi.com>
5468 * config/h8300/h8300.c (function_arg): Update a comment.
5470 2002-01-20 Kazu Hirata <kazu@hxi.com>
5472 * config/h8300/h8300.md: Update the comments at the beginning
5475 2002-01-20 Kazu Hirata <kazu@hxi.com>
5477 * config/i370/i370.c: Fix comment formatting.
5478 * config/i370/i370.h: Likewise.
5479 * config/i370/i370.md: Likewise.
5480 * config/i370/linux.h: Likewise.
5482 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5484 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
5486 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
5487 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
5490 2002-01-20 Graham Stott <grahams@redhat.com>
5492 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
5494 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
5496 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
5498 2002-01-19 Tom Rix <trix@redhat.com>
5500 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
5502 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
5504 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
5506 * function.c (assign_stack_local_1): Adjust x_frame_offset with
5507 STARTING_FRAME_PHASE.
5508 (STARTING_FRAME_PHASE): New.
5509 (instantiate_virtual_regs): Check saneness of
5510 STARTING_FRAME_PHASE.
5512 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
5514 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
5516 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
5518 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
5520 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
5521 be used for bootstrapping GCC 3.0.
5523 2002-01-18 Kazu Hirata <kazu@hxi.com>
5525 * config/h8300/h8300.md: Fix an insn length.
5527 2002-01-18 Kazu Hirata <kazu@hxi.com>
5529 * bitmap.h: Fix comment formatting.
5530 * combine.c: Likewise.
5531 * cppfiles.c: Likewise.
5532 * c-pragma.h: Likewise.
5533 * c-typeck.c: Likewise.
5535 * dwarf2out.c: Likewise.
5536 * function.c: Likewise.
5538 * genattrtab.c: Likewise.
5539 * gthr-win32.h: Likewise.
5540 * haifa-sched.c: Likewise.
5541 * predict.c: Likewise.
5542 * rtlanal.c: Likewise.
5544 * unwind-dw2-fde.h: Likewise.
5545 * unwind-pe.h: Likewise.
5546 * vmsdbgout.c: Likewise.
5548 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5550 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
5551 if type_required and passed decl.
5553 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
5555 * config.gcc (cpu_type): Include altivec.h in powerpc
5559 * config/rs6000/altivec.h: New.
5561 2002-01-17 David Edelsohn <edelsohn@gnu.org>
5563 * doc/install.texi (*-ibm-aix*): Update assembler and exception
5564 handling information.
5565 * doc/trouble.texi (Interoperation): Add libstdc++ information
5567 (Misunderstandings): Add template instantiation and static template
5568 member information for AIX.
5570 2002-01-17 Jason Merrill <jason@redhat.com>
5572 * dbxout.c (dbxout_type): Support const and volatile.
5574 * except.c (add_partial_entry): Remove backwards compatibility code.
5575 (end_protect_partials): Likewise.
5577 2002-01-17 Jakub Jelinek <jakub@redhat.com>
5579 * config/ia64/ia64.md (prologue_use): New.
5580 * config/ia64/ia64.c (ia64_expand_prologue): Use
5581 gen_prologue_use instead of gen_rtx_USE.
5582 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
5583 as CODE_FOR_pred_rel_mutex.
5584 (ia64_sched_reorder2): Likewise.
5586 2002-01-16 Eric Christopher <echristo@redhat.com>
5588 * config/mips/r3900.h: Reformat.
5589 (SUBTARGET_CPP_SIZE_SPEC): Remove.
5590 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
5591 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
5592 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
5593 * config/mips/t-elf: Remove mips3 multilib.
5595 2002-01-16 H.J. Lu <hjl@gnu.org>
5597 * config/mips/linux.h: Include "mips/abi64.h".
5599 2002-01-16 H.J. Lu <hjl@gnu.org>
5601 * config/mips/t-linux: New.
5603 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
5605 * config/mips/linux.h: Don't include "gofast.h".
5606 (INIT_SUBTARGET_OPTABS): Removed.
5608 2002-01-16 Kazu Hirata <kazu@hxi.com>
5610 * config/h8300/h8300-protos.h: Replace emit_a_shift with
5612 * config/h8300/h8300.c: Likewise.
5613 * config/h8300/h8300.md: Likewise.
5615 2002-01-16 Kazu Hirata <kazu@hxi.com>
5617 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
5618 spaces after an opcode name.
5619 (pushqi1_h8300hs): Likewise.
5620 (pushhi1_h8300hs): Likewise.
5622 2002-01-16 Kazu Hirata <kazu@hxi.com>
5624 * doc/extend.texi: Replace "option" with "attribute"
5627 2002-01-16 Jakub Jelinek <jakub@redhat.com>
5629 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
5630 (and:DI () (const_int -8)).
5631 (split_small_symbolic_mem_operand): Split
5632 (mem (and:DI () (const_int -8)).
5634 2002-01-16 Jakub Jelinek <jakub@redhat.com>
5637 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
5638 same way as TYPE_IMUL.
5639 (ultrasparc_sched_reorder): Likewise.
5640 * config/sparc/sparc.md (type): Add comment to update
5641 ultrasparc_sched_reorder when making changes.
5643 2002-01-16 Kazu Hirata <kazu@hxi.com>
5645 * doc/invoke.texi: Change the dump file name of block
5646 reordering pass from 28.bbro to 29.bbro.
5649 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
5651 * i386.md (minsf splitter): Fix pasto.
5653 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
5655 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
5656 to frame pointer initialisation instruction.
5657 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
5658 initialisation instruction.
5659 (soft_df_operand): Do not accept the IP register.
5660 (nonimmediate_soft_df_operand): Do not accept the IP register.
5662 2002-01-16 Jakub Jelinek <jakub@redhat.com>
5665 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
5666 MASK_V8 being both set.
5668 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
5670 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
5671 insn for GOT register; add REG_MAYBE_DEAD notes instead.
5672 config/s390/s390.md (call, call_value): Add GOT register to
5673 CALL_INSN_FUNCTION_USAGE where needed.
5674 (call_exp, call_value_exp): New.
5676 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
5678 * config/arm/arm.c: General formatting tidy up.
5680 2002-01-16 Graham Stott <grahams@redhat.com>
5682 * calls.c (try_to_integrate): Use "(size_t)" intermediate
5683 cast and when casting an integer literal to "rtx" pointer.
5684 (expand_call): Likewise.
5685 * flow.c (try_pre_increment): Likewise.
5686 (find_use_as_address): Likewise.
5687 * integrate.c (expand_iline_function): Likewise.
5688 * regmove.c (try_auto_increment): Likewise.
5690 2002-01-16 Graham Stott <grahams@redhat.com>
5692 * sched-rgn.c (passed): Use sbitmap_free.
5695 (in_queue): Likewise.
5696 (in_stack): Likewise.
5698 2002-01-15 Eric Christopher <echristo@redhat.com>
5700 * flow.c (propagate_one_insn): Change to use fatal_insn.
5702 2002-01-15 Kazu Hirata <kazu@hxi.com>
5704 * expmed.c (extract_fixed_bit_field): Remove unused code.
5705 * system.h: Poison SLOW_ZERO_EXTEND.
5706 * doc/tm.texi: Remove.
5707 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
5708 * config/arm/arm.h: Likewise.
5709 * config/avr/avr.h: Likewise.
5710 * config/clipper/clipper.h: Likewise.
5711 * config/convex/convex.h: Likewise.
5712 * config/d30v/d30v.h: Likewise.
5713 * config/dsp16xx/dsp16xx.h: Likewise.
5714 * config/elxsi/elxsi.h: Likewise.
5715 * config/fr30/fr30.h: Likewise.
5716 * config/h8300/h8300.h: Likewise.
5717 * config/i370/i370.h: Likewise.
5718 * config/i386/i386.h: Likewise.
5719 * config/m68k/m68k.h: Likewise.
5720 * config/mips/mips.h: Likewise.
5721 * config/ns32k/ns32k.h: Likewise.
5722 * config/pdp11/pdp11.h: Likewise.
5723 * config/pj/pj.h: Likewise.
5724 * config/s390/s390.h: Likewise.
5725 * config/sh/sh.h: Likewise.
5726 * config/stormy16/stormy16.h: Likewise.
5727 * config/v850/v850.h: Likewise.
5728 * config/vax/vax.h: Likewise.
5729 * config/we32k/we32k.h: Likewise.
5731 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
5733 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
5734 (altivec_lvsl): Change constraint to b.
5735 (altivec_lvsr): Same.
5736 (altivec_lvebx): Same.
5737 (altivec_lvehx): Same.
5738 (altivec_lvewx): Same.
5739 (altivec_lvxl): Same.
5740 (altivec_lvx): Same.
5741 (altivec_stvx): Add parallel.
5742 (altivec_stvxl): Same.
5743 (altivec_stvehx): Same.
5744 (altivec_stvebx): Same.
5745 (altivec_stvebx): Same.
5747 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
5749 * config.gcc: Change altivec.h to altivec-defs.h.
5751 * config/rs6000/altivec.h: Delete.
5753 * config/rs6000/altivec-defs.h: Add.
5755 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
5757 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
5760 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
5761 less than or equal to eight bytes.
5763 * vax.md (andsi3): Remove constraints and change SET destination
5764 operand type to nonimmediate_operand.
5765 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
5766 when it is a CONST_INT.
5768 2002-01-15 Jason Merrill <jason@redhat.com>
5770 * c-common.def (FILE_STMT): New code.
5771 * c-common.c (statement_code_p): It's a statement.
5772 * c-common.h (stmt_tree_s): Add x_last_filename.
5773 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
5774 (last_expr_filename): New macro.
5775 * c-semantics.c (begin_stmt_tree): Initialize it.
5776 (add_stmt): If the filename changed, also insert a
5778 (expand_stmt): Handle seeing one.
5780 2002-01-15 Eric Christopher <echristo@redhat.com>
5782 * flow.c (propagate_one_insn): Add error message and print out
5785 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
5787 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
5788 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
5789 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
5790 TRAMPOLINE_ALIGNMENT.
5791 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
5793 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
5794 PCC_BITFIELD_TYPE_MATTERS.
5795 * config/interix.h (STDC_VALUE): Remove. Use
5796 STDC_0_IN_SYSTEM_HEADERS.
5797 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
5798 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
5799 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
5801 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
5803 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
5804 not work on this platform currently.
5806 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
5808 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
5809 readonly_warning in _().
5811 2002-01-15 Douglas B Rupp <rupp@gnat.com>
5813 * gcc.c (delete_if_ordinary): Backout previous change.
5815 2002-01-15 Kazu Hirata <kazu@hxi.com>
5817 * config/h8300/h8300.c (print_operand): Remove support for
5818 unused operand characters.
5820 * read-rtl.c: Fix formatting.
5822 * recog.c: Likewise.
5823 * regclass.c: Likewise.
5824 * regmove.c: Likewise.
5825 * reg-stack.c: Likewise.
5826 * reload1.c: Likewise.
5827 * rtlanal.c: Likewise.
5829 2002-01-15 Kazu Hirata <kazu@hxi.com>
5831 * config/i386/i386.c: Fix formatting.
5833 2002-01-15 Jakub Jelinek <jakub@redhat.com>
5835 * c-typeck.c (process_init_element): Don't save_expr
5836 COMPOUND_LITERAL_EXPR if just its initializer will be used.
5838 2002-01-15 David Edelsohn <edelsohn@gnu.org>
5840 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
5841 emit optional traceback table if optimize_size or TARGET_ELF.
5842 * config/rs6000/rs6000.md (prefetch): New.
5844 2002-01-15 Andreas Jaeger <aj@suse.de>
5846 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
5848 2002-01-15 Kazu Hirata <kazu@hxi.com>
5850 * mips-tfile.c: Fix formatting.
5852 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
5854 * unroll.c (final_reg_note_copy): Fix previous commit.
5856 2002-01-14 Kazu Hirata <kazu@hxi.com>
5858 * config/h8300/h8300-protos.h: Remove the prototype for
5860 * config/h8300/h8300.c (eq_operator): Remove.
5862 2002-01-14 Richard Henderson <rth@redhat.com>
5864 * config/i386/i386.md (prefetch): Tidy.
5865 (prefetch_3dnow): Fix locality operand.
5867 2002-01-14 Richard Henderson <rth@redhat.com>
5869 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
5870 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
5872 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
5874 * reload1.c (reload_combine): Pass reg_sum replacement through
5875 copy_rtx in loop performing multiple changes.
5877 2002-01-14 Jakub Jelinek <jakub@redhat.com>
5879 * except.c (remove_unreachable_regions): New.
5880 (free_eh_status): Clear exception_handler_labels.
5881 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
5882 (find_exception_handler_labels): Don't add the same label more than
5884 (remove_exception_handler_label): Don't die if
5885 find_exception_handler_labels hasn't been called for the current
5888 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
5890 * toplev.c (rest_of_compilation): Rebuild jump labels after
5893 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
5895 * doc/extend.texi: Move documentation of X86 built-in functions
5897 * doc/invoke.texi: From here.
5898 * doc/sourcebuild.texi: Document location of documentation for
5899 machine built-in functions.
5901 2002-01-13 Christopher Faylor <cgf@redhat.com>
5903 * cppfiles.c (TEST_THRESHOLD): New macro.
5904 (SHOULD_MMAP): Ditto.
5905 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
5908 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
5910 * unroll.c (final_reg_note_copy): Properly handle
5912 (unroll_loops): Fix LOOP_CONDITION heuristics.
5914 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
5916 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
5917 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
5919 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
5921 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
5924 2002-01-14 Tom Rix <trix@redhat.com>
5926 * config/rs6000/rs6000.md: Fix typo with sradi.
5928 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
5930 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
5931 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
5932 (clrstrdi, clrstrsi): Adapt callers.
5934 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
5936 (movti splitter): Never use register 0 as base register.
5938 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
5940 * combine.c (simplify_shift_const): Always generate new rtx
5941 for shift expression instead of reusing given expression.
5943 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5945 * config/alpha/alpha.c (alpha_expand_mov): Don't call
5946 alpha_legitimize_address unless mode is Pmode.
5948 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
5950 * doc/md.texi (Modifiers): Document the '*' constraint for the
5953 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
5954 * doc/extend.texi (Function Attributes): 'interrupt' is valid
5957 2002-01-13 Richard Henderson <rth@redhat.com>
5959 * reload.c (find_reloads): Use a hard reg destination as reload reg
5960 for an input reload of the source.
5962 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5964 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
5967 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
5969 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
5970 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
5972 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
5974 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5976 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
5978 2002-01-12 Tom Rix <trix@redhat.com>
5980 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
5983 2002-01-12 Richard Henderson <rth@redhat.com>
5985 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
5987 * doc/invoke.texi: Update Alpha options.
5989 * doc/invoke.texi: Update i386 built-in function lists.
5991 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
5993 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
5994 referencing outside.
5996 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5998 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
5999 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
6000 offsets, and change line folding.
6001 * optabs.c (expand_binop): Remove warnings.
6002 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
6004 2002-01-12 Graham Stott <grahams@redhat.com>
6006 * attribs.c (handle_deprecated_attribute): constify WHAT.
6007 * diagnostic.c (warn_deprecated_use): Add braces, fixes
6008 dangling else warning and constify WHAT.
6009 * except.h (struct function, struct inline_remap): Move
6010 struct tag forward defs before all prototypes.
6011 (duplicate_eh_regions): Whitespace.
6013 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
6015 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
6016 MODE_BASE_REG_CLASS.
6017 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
6019 2002-01-12 Richard Henderson <rth@redhat.com>
6021 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
6022 (ix86_expand_vector_move): New.
6023 (bdesc_2arg): Remove andps, andnps, orps, xorps.
6024 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
6025 Remove old prefetch builtins. Special case the logicals removed above.
6026 (ix86_expand_builtin): Likewise.
6027 (safe_vector_operand): Use V4SFmode, not TImode.
6028 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
6029 (ix86_expand_timode_binop_builtin): New.
6030 * config/i386/i386-protos.h: Update.
6031 * config/i386/i386.h (enum ix86_builtins): Update.
6032 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
6033 Use ix86_expand_vector_move in vector move expanders.
6034 (movti_internal, movti_rex64): Add xorps alternative.
6035 (sse_clrv4sf): Rename and adjust from sse_clrti.
6036 (prefetch): Don't work so hard.
6037 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
6038 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
6039 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
6041 2002-01-11 Richard Henderson <rth@redhat.com>
6043 * config/i386/mmintrin.h: New file.
6044 * config/i386/xmmintrin.h: New file.
6045 * config.gcc (i?86-*-*): Add extra_headers.
6046 * simplify-rtx.c (simplify_unary_operation): Handle saturating
6048 (simplify_binary_operation): Handle saturating arithmetic codes.
6049 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
6050 not the lowpart subreg.
6051 (ix86_expand_builtin): Return a TImode dummy register instead of 0
6053 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
6055 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6057 * conflict.c (conflict_graph_compute): Free regsets when finished.
6058 * ssa.c (compute_coalesced_reg_partition): Likewise.
6060 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6062 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
6063 every where we allocate a register.
6065 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6067 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
6068 * lcm.c (compute_earliest, compute_farthest): Likewise.
6070 2002-01-11 Janis Johnson <janis187@us.ibm.com>
6072 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
6074 2002-01-11 Janis Johnson <janis187@us.ibm.com>
6076 * doc/rtl.texi (Insns): Fix 2 typos.
6078 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
6080 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
6081 options. Use @table @gcctabopt for MMIX options. Add index
6082 entries for MMIX options. Start new paragraph with first
6083 heading of the machine-dependent options.
6085 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
6088 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
6089 * combine.c (force_to_mode): Same.
6090 * reload1.c (clear_reload_reg_in_use): Same.
6092 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
6094 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
6097 2002-01-11 Andreas Jaeger <aj@suse.de>,
6098 Brad Lucier <lucier@math.purdue.edu>
6100 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
6103 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
6105 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
6106 Protect with IN_LIBGCC.
6107 (LINK_EH_SPEC): Add required trailing space.
6109 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
6111 * c-tree.h: Move function declarations so that they are listed
6112 under the filename which contains them.
6113 (check_identifier, finish_decl_top_level,
6114 lookup_name_current_level_global, shadow_record_fields): Remove.
6116 2002-01-11 Andreas Jaeger <aj@suse.de>
6118 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
6121 2002-01-10 Richard Henderson <rth@redhat.com>
6123 * config/alpha/alpha.c (print_operand): Add 'J'.
6124 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
6125 new operand with the sequence number for the lituse. When splitting
6126 the insns, use gen_movdi_er_high_g and generate a sequence number.
6127 (gen_movdi_er_high_g): Print the sequence number if non-zero.
6129 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
6131 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
6132 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
6134 (altivec_expand_builtin): Same.
6135 (altivec_expand_stv_builtin): New.
6137 * config/rs6000/rs6000.h (rs6000_builtins): Same.
6139 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
6140 ("altivec_lvehx"): New.
6141 ("altivec_lvewx"): New.
6142 ("altivec_lvxl"): New.
6143 ("altivec_lvx"): New.
6144 ("altivec_stvx"): New.
6145 ("altivec_stvebx"): New.
6146 ("altivec_stvehx"): New.
6147 ("altivec_stvewx"): New.
6148 ("altivec_stvxl"): New.
6150 2002-01-10 Richard Henderson <rth@redhat.com>
6152 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
6153 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
6154 care not to delete instructions twice.
6156 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6158 * toplev.c: Don't declare environ (it's not used anywhere).
6159 * configure.in: Don't check for declaration of environ.
6160 * config/i386/xm-mingw32.h: Don't #define environ.
6161 * config.in, configure: Regenerate.
6163 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6165 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
6166 * configure: Regenerate.
6168 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
6169 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
6170 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
6172 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
6173 LIMITS_H_TEST here, not in m68k/x-next.
6174 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
6175 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
6177 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
6178 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
6179 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
6181 * config/i386/x-djgpp: Renamed i386/t-djgpp.
6182 * config/m88k/x-dolph: Renamed m88k/t-dolph.
6183 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
6184 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
6185 replacement of quadlib.asm with quadlib.c.
6187 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
6188 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
6189 config/rs6000/xm-beos.h: Delete file.
6191 * config.gcc: Update to match above changes.
6193 2002-01-10 Kazu Hirata <kazu@hxi.com>
6195 * config/h8300/h8300.h: Fix comment typos.
6196 * config/h8300/h8300.md: Likewise.
6197 * config/h8300/lib1funcs.asm: Likewise.
6199 2002-01-10 Dale Johannesen <dalej@apple.com>
6201 PR optimization/5269
6202 * unroll.c (precondition_loop_p): Make *increment be the correct
6203 sign when n_iterations known, to avoid confusing caller.
6205 2002-01-10 Kazu Hirata <kazu@hxi.com>
6207 * doc/extend.texi (deprecated): Fix a typo.
6209 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
6211 * basic-block.h (update_br_prob_note): Declare.
6212 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
6213 (try_forward_edges): Care negative frequencies and update note.
6214 (outgoing_edges_match): Tweek conditional merging heuristics.
6215 (try_crossjump_to_edge): use update_br_prob_note.
6216 * cfglayout.c (fixup_reorder_chain): Likewise.
6217 * cfrtl.c (update_br_prob_note): New.
6218 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
6220 * i386.c (ix86_decompose_address): Return -1 if address contains
6222 (legitimate_address_p): Require ix86_decompose_address to return 1.
6224 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
6225 (cprop_insn): Likewise.
6227 2002-01-10 Kazu Hirata <kazu@hxi.com>
6229 * toplev.c: Fix formatting.
6231 * tree-dump.c: Likewise.
6232 * unroll.c: Likewise.
6233 * unwind-dw2.c: Likewise.
6234 * unwind-dw2-fde.c: Likewise.
6235 * unwind-dw2-fde-glibc.c: Likewise.
6236 * unwind-sjlj.c: Likewise.
6238 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6240 * doc/invoke.texi: Document PDP-11 options.
6242 2002-01-10 Kazu Hirata <kazu@hxi.com>
6244 * config/h8300/h8300.h: Fix formatting.
6246 2002-01-10 Ira Ruben <ira@apple.com>
6248 Add __attribute__ ((deprecated)).
6249 * extend.texi: Document __attribute__ ((deprecated)).
6250 * invoke.texi: Document -Wno-deprecated-declarations.
6251 * testsuite/g++.dg/other/deprecated.C: New C++ test.
6252 * testsuite/gcc.dg/deprecated.c: New C test.
6253 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
6254 (c_common_attribute_table): Add "deprecated" entry.
6255 (handle_deprecated_attribute): New function.
6256 * c-decl.c (deprecated_states): New enum.
6257 deprecated_state: State of "deprecated" handling.
6258 (start_decl): Set deprecated_state based on attributes.
6259 (grokdeclarator): Test for deprecated uses, propagate attribute.
6260 * c-typeck.c (build_component_ref): Test for deprecated fields.
6261 (build_external_ref): Test for deprecated primaries.
6262 * diagnostic.c (warn_deprecated_use) New function to issue
6263 warnings about __attribute__ ((depricated)) references.
6264 * flags.h (warn_deprecated_decl): Extern declared for
6265 -W[no-]deprecated-declarations option.
6266 * print-tree.c (print_node): Show deprecated flag status.
6267 * toplev.c (warn_deprecated_decl): Defined.
6268 (W_options): Added "deprecated-declaration".
6269 * toplev.h (warn_deprecated_use): Extern declared.
6270 * tree.h (struct tree_common): Define deprecated_flag.
6271 (TREE_DEPRECATED): New macro to access flag.
6272 * cp/call.c (build_call): Test for deprecated calls.
6273 * cp/class.c (add_implicitly_declared_members): Set global
6274 flag to tell grokdeclarator to not issue deprecated warnings.
6275 * cp/cp-tree.h: Add extern for adding_implicit_members.
6276 * cp/decl.c (deprecated_states): New enum.
6277 (start_decl): Set deprecated_state based on attributes.
6278 (grokdeclarator): Test for deprecated uses, propagate attribute.
6279 * cp/lex.c (do_identifier): Test for deprecated primaries.
6280 * cp/typeck.c (build_component_ref): Test for deprecated fields.
6282 2002-01-10 Ira Ruben <ira@apple.com>
6284 Fix to assign attributes to inline member functions.
6285 * cp/decl.c (start_method): Handle attrlist.
6287 2002-01-10 Kazu Hirata <kazu@hxi.com>
6289 * combine.c (expand_field_assignment): Use subreg_lsb().
6291 2002-01-10 David Edelsohn <edelsohn@gnu.org>
6293 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
6294 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
6295 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
6296 Recurse for any operand of AND as long as constant is non-zero.
6298 2002-01-10 Kazu Hirata <kazu@hxi.com>
6300 * config/h8300/h8300.md: Remove constraints from expanders.
6302 2002-01-10 Kazu Hirata <kazu@hxi.com>
6304 * varasm.c: Fix formatting.
6305 * varray.c: Likewise.
6306 * vmsdbgout.c: Likewise.
6307 * xcoffout.c: Likewise.
6309 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
6311 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
6312 update edge probabilities to match.
6314 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6316 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
6318 * doc/languages.texi, doc/sourcebuild.texi: New files.
6319 * doc/configfiles.texi: Make a subsubsection. Update.
6320 * doc/configterms.texi: Add @node. Remove warning that this isn't
6321 instructions for building GCC.
6322 * doc/makefile.texi: Make a subsection.
6323 * doc/gccint.texi: Update.
6325 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
6327 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
6329 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
6331 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
6333 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
6335 * optabs.c (expand_fix): Look for wider integer modes first.
6337 * i386.md (mov?f): Avoid the fake const double trick for medium
6339 (min?f*/max?f*): Prohibit memory operands for i387 variant.
6340 (fop_df_4): Disable for SSE compilation.
6342 2002-01-10 Graham Stott <grahams@redhat.com>
6344 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
6345 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
6347 2002-01-10 Richard Henderson <rth@redhat.com>
6349 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
6351 2002-01-10 Richard Henderson <rth@redhat.com>
6353 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
6354 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
6356 2002-01-10 Kazu Hirata <kazu@hxi.com>
6358 * combine.c (can_combine_p): Fix a comment typo.
6360 2002-01-09 Zack Weinberg <zack@codesourcery.com>
6362 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
6363 empty list correctly. Change loop index $t to $f for
6364 consistency with rest of Makefile.
6366 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
6368 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
6369 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6371 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
6372 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
6373 (altivec_init_builtins): Same.
6374 (altivec_expand_unop_builtin): Return NULL_RTX on error.
6375 (altivec_expand_binop_builtin): Same.
6376 (altivec_expand_ternop_builtin): Same.
6379 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
6380 ("altivec_vctuxs"): Fix typo.
6381 ("altivec_vnmsubfp"): Same.
6382 ("altivec_dssall"): New.
6383 ("altivec_mfvscr"): New.
6384 ("altivec_dss"): New.
6385 ("altivec_lvsl"): New.
6386 ("altivec_lvsr"): New.
6387 ("altivec_dstt"): New.
6388 ("altivec_dstst"): New.
6389 ("altivec_dststt"): New.
6390 ("altivec_dst"): New.
6392 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
6393 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6395 2002-01-09 Richard Henderson <rth@redhat.com>
6397 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
6399 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
6401 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
6403 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
6405 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
6407 2002-01-09 Kazu Hirata <kazu@hxi.com>
6409 * read-rtl.c: Fix formatting.
6411 * regclass.c: Likewise.
6412 * regrename.c: Likewise.
6413 * reg-stack.c: Likewise.
6414 * reload1.c: Likewise.
6415 * reload.c: Likewise.
6418 2002-01-09 Kazu Hirata <kazu@hxi.com>
6420 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
6421 to extract items in the expr_list chain.
6423 2002-01-09 Richard Henderson <rth@redhat.com>
6425 * config/vax/vax.c (vax_rtx_cost): Never abort.
6427 * config/vax/vax.h (REAL_ARITHMETIC): Define.
6429 2002-01-09 Jan Hubicka <jh@suse.cz>
6431 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
6433 2002-01-09 Richard Henderson <rth@redhat.com>
6435 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
6436 Unify code from various alternatives.
6438 2002-01-09 Richard Henderson <rth@redhat.com>
6440 * regrename.c (copy_value): Ignore the copy if the source register
6441 is present in the value chain with a narrower mode.
6443 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6445 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
6446 for the c4x target. Also improve layout.
6448 2002-01-09 Richard Henderson <rth@redhat.com>
6450 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
6451 * config/m32r/m32r.md (and ior xor splitters): Swap operands
6452 to match insn patterns.
6454 2002-01-09 Richard Henderson <rth@redhat.com>
6456 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
6457 (copyprop_hardreg_forward_1): Likewise.
6459 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
6461 * pa.md (decrement_and_branch_until_zero): Change predicate for
6462 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
6464 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
6466 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
6467 gets undefined. For Darwin.
6469 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6471 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
6473 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6475 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
6477 2002-01-08 Richard Henderson <rth@redhat.com>
6479 * regrename.c (copy_value): Ignore overlapping copies.
6481 2002-01-08 Richard Henderson <rth@redhat.com>
6483 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
6484 as needed to avoid shared structure.
6486 2002-01-08 Kazu Hirata <kazu@hxi.com>
6488 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
6491 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
6493 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
6494 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
6495 documentation of obsolete macros.
6496 * system.h: Poison these macros.
6497 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
6498 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
6499 config/c4x/c4x.h, config/clipper/clipper.h,
6500 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
6501 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
6502 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
6503 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
6504 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
6505 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
6506 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
6507 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
6508 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
6509 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
6510 config/sparc/sparc.h, config/stormy16/stormy16.h,
6511 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
6512 definitions and commented out definitions of obsolete macros.
6513 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
6514 of MAX_INT_TYPE_SIZE.
6516 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
6518 * config/s390/s390.c (s390_preferred_reload_class): Never
6519 return ADDR_REGS if it isn't a subset of the given class.
6520 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
6521 FP_REGS, but all superclasses as well.
6523 * config/s390/s390.c (s390_function_profiler): Fix thinko.
6525 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
6526 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
6527 must not be a const_int.
6529 2002-01-08 Richard Henderson <rth@redhat.com>
6531 * Makefile.in (toplev.o): Depend on options.h.
6532 (gcc.o): Depend on specs.h.
6534 2002-01-08 Jakub Jelinek <jakub@redhat.com>
6536 * expr.c (store_expr): Convert VOIDmode constants back to target's
6539 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6541 * doc/invoke.texi: Markup gcc as @command. Refer to
6542 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
6543 of http://gcc.gnu.org/thanks.html.
6545 2002-01-08 Dale Johannesen <dalej@apple.com>
6547 * config/rs6000/rs6000.md: Add missing int register
6548 target case to movdf_low.
6550 2002-01-08 Zack Weinberg <zack@codesourcery.com>
6552 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
6553 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
6554 (cppinit.o): Depend on except.h.
6555 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
6556 s-specs): New rules.
6558 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
6559 Don't create specs.h/options.h/gencheck.h here. Remove
6560 unnecessary variable settings from last argument of AC_OUTPUT.
6561 * config.in, configure: Regenerate.
6562 * intl.c: Hardcode package name as "gcc".
6564 * cppinit.c: Include except.h.
6565 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
6567 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
6568 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
6569 (!)USING_SJLJ_EXCEPTIONS.
6570 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
6572 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
6574 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
6575 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
6576 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
6577 documentation of obsolete macros.
6578 * system.h: Poison these macros.
6579 * config/d30v/d30v.h, config/ns32k/encore.h,
6580 config/stormy16/stormy16.h: Remove definitions and commented out
6581 definitions of obsolete macros.
6583 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
6585 * objc/objc-act.c (handle_class_ref): Mark the declaration of
6586 %sobjc_class_ref_%s as used - to prevent unwanted compiler
6589 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
6591 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
6592 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
6593 to insn adjusting stack/frame pointer.
6594 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
6595 accept operands that cause the insn to be non-splittable.
6597 2002-01-08 Graham Stott <grahams@redhat.com>
6599 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
6600 (C_TYPE_FIELDS_VOLATILE): Likewise.
6601 (C_TYPE_BEING_DEFINED): Likewise.
6602 (C_IS_RESERVED_WORD): Likewise.
6603 (C_TYPE_VARIABLE_SIZE): Likewise.
6604 (C_DECL_VARIABLE_SIZE): Likewise.
6605 (C_MISSING_PROTOTYPE_WARNED): Likewise.
6606 (C_SET_EXP_ORIGINAL_CODE): Likewise.
6607 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
6609 (C_DECL_ANTICIPATED): Likewise.
6610 (c_build_type_variant): Add parenthesis.
6612 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
6614 * gcc.c (option_map): Remove --version.
6615 (process_command): Handle -fversion following the GNU Coding
6616 Standards. Partially addresses PR other/704.
6618 2002-01-08 Graham Stott <grahams@redhat.com>
6620 * combine.c (combine_instructions): Fix typo.
6622 2002-01-08 Graham Stott <grahams@redhat.com>
6624 * debug.h: Use "tree" and "rtx" throughout.
6626 * debug.c: Likewise.
6628 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
6630 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
6631 constant pool, use the pool's version of the symbol instead.
6633 2002-01-07 Richard Henderson <rth@redhat.com>
6635 * regrename.c (find_oldest_value_reg): Ignore the value chain if
6636 the original register was copied in a mode with a fewer number of
6637 hard registers than the desired mode.
6638 (copyprop_hardreg_forward_1): Likewise.
6639 (debug_value_data): Fix loop test.
6640 * toplev.c (parse_options_and_default_flags): Reenable
6641 -fcprop-registers at -O1.
6643 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
6645 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
6646 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
6648 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
6651 * config/rs6000/rs6000.md: Add altivec predicate patterns.
6653 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
6655 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
6656 (pa_output_function_prologue): Output local label at the beginning of
6657 the prologue when profiling.
6658 (hppa_profile_hook): Use the local label rather than the function label.
6659 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
6661 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
6663 * config/rs6000/rs6000.c (print_operand): Remove extra space.
6664 (altivec_expand_unop_builtin): Fix thinko.
6665 (altivec_expand_binop_builtin): Same.
6666 (altivec_expand_ternop_builtin): Same.
6667 (altivec_expand_builtin): Same.
6669 2002-01-07 Richard Henderson <rth@redhat.com>
6671 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
6673 2002-01-07 Jason Merrill <jason@redhat.com>
6675 * unwind-dw2.c (execute_cfa_program): Use < again.
6677 2002-01-07 Jakub Jelinek <jakub@redhat.com>
6679 * predict.c (combine_predictions_for_insn): Avoid division by zero.
6681 2002-01-07 Jakub Jelinek <jakub@redhat.com>
6683 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
6684 Don't allow -1 - x -> ~x simplifications in the first pass.
6686 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
6688 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
6690 (altivec_expand_binop_builtin): Same.
6691 (altivec_expand_unop_builtin): Same.
6692 (print_operand): Fix typo.
6693 (bdesc_1arg): Add vupk* variants.
6695 * rs6000.h (rs6000_builtins): Add vupk* enums.
6697 * rs6000.md: Add altivec_vupk* variants.
6699 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
6701 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
6702 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
6703 and last update dates.
6705 2002-01-07 Janis Johnson <janis187@us.ibm.com>
6707 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
6709 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
6711 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
6712 * config/avr/avr.h (CPP_SPEC): Likewise.
6713 (LINK_SPEC): Likewise.
6714 (CRT_BINUTILS_SPECS): Likewise.
6715 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6716 * doc/invoke.texi (AVR Options): Document them.
6718 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
6720 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
6723 2002-01-07 Graham Stott <grahams@redhat.com>
6725 * config/i386/i386.h: Update copyright date.
6726 (HALF_PIC_PTR): Add parenthesis.
6727 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
6728 (CONSTANT_ALIGNMENT): Add parenthesis.
6729 (DATA_ALIGNMENT): Likewise.
6730 (LOCAL_ALIGNMENT): Likewise.
6731 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
6732 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
6733 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
6734 (HARD_REGNO_NREGS): Add paranethesis.
6735 (VALID_SSE_REG_MODE): Whitespace.
6736 (VALID_MMX_REG_MODE): Whitespace.
6737 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
6738 (ix86_hard_regno_mode_ok): Add parenthesis.
6739 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
6740 (RETURN_IN_MEMORY): Whitespace.
6741 (N_REG_CLASSES): Add parenthesis.
6742 (INTEGER_CLASS_P): Add parenthesis and wrap.
6743 (FLOAT_CLASS_P): Likewise.
6744 (SSE_CLASS_P): Likewise.
6745 (MMX_CLASS_P): Likewise.
6746 (MAYBE_INTEGER_CLASS_P): Likewise.
6747 (MAYBE_FLOAT_CLASS_P): Likewise.
6748 (MAYBE_SSE_CLASS_P): Likewise.
6749 (MAYBE_MMX_CLASS_P): Likewise.
6750 (Q_CLASS_P): Likewise.
6751 (GENERAL_REGNO_P): Uppercase macro parameter.
6752 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
6753 (FP_REGNO_P): Likewise.
6754 (ANY_FP_REGNO_P): Uppercase macro parameter.
6755 (SSE_REGNO_P): Likewise.
6756 (SSE_REGNO): Likewise.
6757 (SSE_REG_P): Likewise.
6758 (SSE_FLOAT_MODE_P): Likewise.
6759 (MMX_REGNO_P): Likewise.
6760 (MMX_REG_P):Likewise.
6761 (STACK_REG_P): Likewise.
6762 (NON_STACK_REG_P): Likewise.
6763 (STACK_TOP_P): Likewise.
6764 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
6765 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
6766 (SECONDARY_MEMORY_NEEDED): Likewise.
6767 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
6768 (MD_ASM_CLOBBERS): Whitespace and wrap.
6769 (MUST_PASS_IN_STACK): Whitespace and wrap.
6770 (RETURN_POPS_ARGS): Add parenthesis.
6771 (INIT_CUMULATIVE_ARGS): Likewise.
6772 (FUNCTION_ARG): Likewise.
6773 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
6774 (SETUP_INCOMING_VARARGS): Likewise.
6775 (BUILD_VA_LIST_TYPE): Add parenthesis.
6776 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
6778 (EXPAND_BUILTIN_VA_ARG): Likewise.
6779 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
6780 (INITIALIZE_TRAMPOLINE): Add parenthesis.
6781 (INITIAL_ELIMINATION_OFFSET): Likewise.
6782 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
6783 (REGNO_OK_FOR_BASE_P): Likewise.
6784 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
6785 (REGNO_OK_FOR_DIREG_P): Likewise.
6786 (REG_OK_FOR_INDEX_P): Whitespace.
6787 (REG_OK_FOR_BASE_P): Whitespace.
6788 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
6790 (FIND_BASE_TERM): Fix typo.
6791 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
6792 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
6793 (SYMBOLIC_CONST; Whitespace.
6794 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
6795 (ENCODE_SECTION_INFO): Whitespace.
6796 (FINALIZE_PIC): Remove do { ... } while (0).
6797 (PROMOTE_MODE): Wrap in do { ... } while (0).
6798 (CONST_COSTS): Whitespace.
6799 (RTX_COSTS): Add paramethesis, whitespace and wrap.
6800 (REGISTER_MOVE_COST): Add parenthesis.
6801 (MEMORY_MOVE_COST): Likewise.
6802 (EXTRA_CC_MODES): Whitespace.
6803 (SELECT_CC_MODE): Add parenthesis and whitespace.
6804 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
6805 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
6806 (ASM_OUTPUT_LABEL): Add paramethesis.
6807 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
6808 (ASM_OUTPUT_REG_POP): Likewise.
6809 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
6810 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
6812 * config/i386/i386.c: Update copyright.
6813 (CHECK_STACK_LIMIT): Add parenthesis.
6814 (AT_BP): Uppercase macro parameter.
6815 (x86_64_int_parameter_registers): Constify.
6816 (x86_64_int_return_registers): Likewise.
6817 (ix86_compare_op0): Use rtx.
6818 (construct_container): Constify INTREG parameter.
6819 (function_arg): Use rtx.
6821 * diagnostic.h: Update copyright date.
6822 (output_buffer_state): Add parenthesis.
6823 (output_buffer_format_args): Likewise.
6825 * combine.c (combine_instructions): Replace XEXP (links, 0)
6828 2002-01-06 H.J. Lu <hjl@gnu.org>
6830 * cfgcleanup.c (thread_jump): Fix 2 typos.
6832 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
6834 * config.gcc: Add support for --enable-altivec.
6836 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
6838 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
6840 2002-01-06 Jakub Jelinek <jakub@redhat.com>
6842 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
6843 __objc_class_name_*.
6845 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
6847 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
6849 2002-01-06 Richard Henderson <rth@redhat.com>
6851 * reorg.c (emit_delay_sequence): Remove death notes, not merely
6852 nop them out. Increment label reference count for REG_LABEL.
6853 (fill_slots_from_thread): Frob label reference count around
6854 delete_related_insns.
6856 2002-01-05 Richard Henderson <rth@redhat.com>
6858 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
6861 2002-01-05 Richard Henderson <rth@redhat.com>
6863 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
6864 * integrate.c (output_inline_function): Likewise.
6865 * toplev.c (rest_of_compilation): Do it here instead. Move call
6866 to remove_unnecessary_notes after emitting abstract instance.
6867 Force an emitted nested function to have its parent emited as well.
6868 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
6870 (rtl_for_decl_location): Do not look at reload data structures
6871 before reload has run.
6873 2002-01-05 Kazu Hirata <kazu@hxi.com>
6875 * cse.c: Fix formatting.
6876 * dwarf2asm.c: Likewise.
6877 * dwarf2out.c: Likewise.
6878 * explow.c: Likewise.
6879 * expmed.c: Likewise.
6880 * function.c: Likewise.
6882 * gencheck.c: Likewise.
6883 * genrecog.c: Likewise.
6884 * ggc-common.c: Likewise.
6885 * ggc-page.c: Likewise.
6886 * global.c: Likewise.
6888 2002-01-05 Kazu Hirata <kazu@hxi.com>
6890 * combine.c: Fix formatting.
6892 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
6895 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
6897 2002-01-05 David Edelsohn <edelsohn@gnu.org>
6899 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
6900 as 1 for __powerpc64__ as well.
6902 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
6904 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
6907 2002-01-05 Daniel Berlin <dan@dberlin.org>
6909 * lcm.c: Revert change, due to performance regression it causes on
6910 SPEC because it's slightly more conservative (sigh, I hate
6913 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
6915 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
6917 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6919 * doc/cppinternals.texi: Update.
6921 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
6923 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
6924 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
6926 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
6927 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
6928 kludge for pre-october-14th mmix versions to handle new-found bug
6929 with PUSHJ/PUSHGO and the register stack.
6930 * config/mmix/mmix.h (struct machine_function): Rename member
6931 has_call_value_without_parameters to has_call_without_parameters.
6932 All referers changed.
6933 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
6934 TARGET_MASK_BRANCH_PREDICT): New macros.
6935 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
6936 -mno-reg-stack-fill-bug-workaround.
6937 * config/mmix/mmix.md ("call"): Set struct machine member
6938 has_call_without_parameters.
6940 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
6942 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
6944 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
6946 * cfgcleanup.c: Include tm_p.h
6947 (mark_effect): Fix handling of hard register; fix handling of SET
6949 2002-01-04 Kazu Hirata <kazu@hxi.com>
6951 * config/h8300/h8300.md (anonymous patterns): Check that
6952 operands are registers before using REGNO on them.
6954 2002-01-03 Roland McGrath <roland@frob.com>
6956 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
6958 2002-01-04 Jakub Jelinek <jakub@redhat.com>
6960 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
6961 * c-common.h (genrtl_expr_stmt_value): Likewise.
6962 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
6963 (expand_expr_stmt_value): Add maybe_last argument.
6964 Don't warn about statement with no effect if it is the last statement
6965 in expression statement.
6966 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
6967 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
6968 expand_expr_stmt_value.
6969 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
6970 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
6971 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
6972 as maybe_last to expand_expr_stmt_value.
6974 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
6976 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
6977 be passed in, do not build it.
6978 (c_begin_if_stmt): New function.
6979 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
6980 * c-common.h (c_expand_start_cond): Update prototype.
6981 (c_begin_if_stmt): Prototype new function.
6982 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
6983 * c-parse.in (if_prefix): Use c_begin_if_stmt,
6984 c_begin_while_stmt and c_finish_while_stmt_cond.
6986 2002-01-04 William Cohen <wcohen@redhat.com>
6988 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
6989 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
6990 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
6991 * config/pa/som.h (ASM_FILE_START): Likewise.
6993 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
6995 * lcm.c: Include df.h.
6996 Add available_transfer_function prototype.
6997 (compute_available): Rework to use iterative dataflow framework.
6998 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
6999 with bb_info in df.h
7000 (available_transfer_function): New function.
7002 * Makefile.in (lcm.o): add df.h to dependencies.
7004 2002-01-04 Richard Henderson <rth@redhat.com>
7006 * config/alpha/alpha.c (some_operand): Accept HIGH.
7007 (input_operand): Likewise; accept simple references to globals.
7008 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
7009 (alpha_const_double_ok_for_letter_p): Likewise.
7010 (alpha_extra_constraint): Likewise.
7011 (alpha_preferred_reload_class): Likewise. Do not force
7012 symbolic constants to memory.
7013 (alpha_legitimate_address_p): Accept simple references
7014 to small_symbolic_operand.
7015 (alpha_legitimize_address): New arg scratch. Be prepared to be
7016 called when no_new_pseudos. Emit simple symbolic references.
7017 Split integers into low, high, and rest.
7018 (alpha_expand_mov): Use alpha_legitimize_address.
7019 (some_small_symbolic_mem_operand): New.
7020 (split_small_symbolic_mem_operand): New.
7021 * config/alpha/alpha-protos.h: Update.
7022 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
7023 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7024 (EXTRA_CONSTRAINT): Likewise.
7025 (PREFERRED_RELOAD_CLASS): Likewise.
7026 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
7027 (PREDICATE_CODES): Update.
7028 * config/alpha/alpha.md: New post-reload splitters to convert
7029 simplfied symbolic operands to the form that references $29.
7030 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
7031 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
7033 2002-01-03 Richard Henderson <rth@redhat.com>
7035 * local-alloc.c (function_invariant_p): Update commentary.
7037 2002-01-04 H.J. Lu <hjl@gnu.org>
7039 * toplev.c (rest_of_compilation): Fix a typo when calling
7042 2002-01-03 Kazu Hirata <kazu@hxi.com>
7044 * c-common.c: Fix formatting.
7045 * diagnostic.c: Likewise.
7046 * doloop.c: Likewise.
7047 * dwarf2out.c: Likewise.
7049 2002-01-03 Kazu Hirata <kazu@hxi.com>
7051 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
7052 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
7054 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
7056 * cpperror.c: Update comments and copyright.
7057 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
7058 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
7060 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7062 * collect2.c (main): Use strcmp when testing for "-shared".
7064 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
7066 * cppmacro.c: Don't include intl.h. Update comments.
7067 (new_number_token): Allocate enough buffer for 64-bit unsigned
7068 integers; update prototype.
7069 * cppmain.c: Update comments.
7071 2002-01-03 William Cohen <wcohen@redhat.com>
7073 * function.h (struct function): Add profile.
7074 (current_function_profile): New.
7075 doc/extend.texi: Update documentation.
7076 * final.c (final_start_function): Use current_function_profile
7077 instead of profile_flag.
7078 (profile_after_prologue): Likewise.
7079 * function.c (expand_function_start): Likewise.
7080 (expand_function_start): Likewise.
7081 * config/alpha/alpha.c (direct_call_operand):
7082 (alpha_does_function_need_gp): Likewise.
7083 (alpha_expand_prologue): Likewise.
7084 * config/arm/arm.c (arm_expand_prologue): Likewise.
7085 thumb_expand_prologue: Likewise.
7086 * config/d30v/d30v.c (d30v_stack_info): Likewise.
7087 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
7088 (fr30_expand_prologue): Likewise.
7089 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
7090 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
7091 * config/i386/i386.h (FINALIZE_PIC): Likewise.
7092 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7093 * config/i960/i960.c (i960_output_function_prologue): Likewise.
7094 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
7095 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
7096 (m32r_expand_prologue): Likewise.
7097 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
7098 (m88k_expand_prologue): Likewise.
7099 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
7100 * config/mips/mips.c (compute_frame_size): Likewise.
7101 (mips_expand_prologue): Likewise.
7102 (mips_can_use_return_insn): Likewise.
7103 * config/pa/elf.h (ASM_FILE_START): Likewise.
7104 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7105 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7106 * config/pa/som.h (ASM_FILE_START): Likewise.
7107 * config/romp/romp.c (romp_using_r14): Likewise.
7108 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
7109 (rs6000_stack_info): Likewise.
7110 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7111 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
7112 * config/v850/v850.c (compute_register_save_size): Likewise.
7114 2002-01-03 Jakub Jelinek <jakub@redhat.com>
7116 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
7117 gen_lowpart_common fails, use gen_lowpart_SUBREG.
7119 2002-01-03 Turly O'Connor <turly@apple.com>
7121 * darwin.c (machopic_output_possible_stub_label): Don't generate
7122 stub routines for pseudo-stubs which we've just defined.
7124 2002-01-03 Kazu Hirata <kazu@hxi.com>
7126 * builtins.c: Fix formatting.
7127 * c-typeck.c: Likewise.
7128 * combine.c: Likewise.
7132 2002-01-03 Andreas Schwab <schwab@suse.de>
7134 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
7135 and return true if _cpp_push_next_buffer pushed a new include
7137 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
7138 _cpp_pop_file_buffer did not push a new file.
7139 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
7141 2002-01-02 Eric Christopher <echristo@redhat.com>
7143 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
7144 FIND_REG_INC_NOTE call. Update copyright.
7145 * loop.c (canonicalize_condition): Ditto.
7146 * reorg.c (delete_scheduled_jump): Ditto.
7148 2002-01-03 Kazu Hirata <kazu@hxi.com>
7150 * gcse.c: Fix formatting.
7152 2002-01-03 Graham Stott <grahams@redhat.com>
7154 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
7155 forward defs for struct tags rtx_def, union_tree, rtvec_def
7156 also output corresponding typedefs for rtx, tree, and rtvec.
7158 * system.h: Move forward defs for struct tags rtx_def, union_tree,
7159 rtvec_def along with corresponding typedefs for rtx, tree, and
7160 rtvec to config.h, hconfig.h, tconfig.h.
7162 2002-01-03 Graham Stott <grahams@redhat.com>
7164 * tree.h: Update copyright date.
7165 (IS_EXPR_CODE_CLASS): Add parenthesis.
7166 (TREE_SET_CODE): Add whitespace.
7167 (TREE_CHECK): Add parenthesis.
7168 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
7169 (CST_OR_CONSTRUCTOR_CHECK):
7170 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
7171 (TREE_SYMBOL_REFERENCED): Whitespace.
7172 (INT_CST_LT): Likewise.
7173 (INT_CST_LT_UNSIGNED): Likewise.
7174 (tree_real_cst): Unwrap comment.
7175 (tree_string): Likewise.
7176 (tree_complex): Likewise.
7177 (IDENTIFIER_POINTER): correct cast.
7178 (SAVE_EXPR_CONTEXT): Whitespace.
7179 (EXPR_WFL_FILENAME_NODE): Likewise.
7180 (EXPR_WFL_FILENAME): Remove parenthesis.
7181 (DECL_ORIGIN): Add parenthesis.
7182 (DECL_FROM_INLINE): Use NULL_TREE.
7183 (build_int_2): Whitespace.
7184 (build_type_variant): Add parenthesis.
7186 * gcc/jcf-parse.c: Update copyright date.
7187 (yyparse): Constify resource_filename.
7189 2002-01-03 Graham Stott <grahams@redhat.com>
7191 * rtl.h: Update copyright date.
7192 (RTL_CHECK1): Wrap long line.
7193 (RTL_CHECK2): Likewise.
7194 (RTL_CHECKC1): Wrap long line and whitespace.
7195 (RTL_CHECKC2): Likewise.
7196 (XWINT): Whitespace.
7202 (XBITMAP): Likewise.
7213 (X0BITMAP): Likewise.
7215 (X0BBDEF): Likewise.
7216 (X0ADVFLAGS): Likewise.
7217 (X0CSELIB): Likewise.
7218 (X0MEMATTR): Likewise.
7226 (XCBITMAP): Likewise.
7228 (XCBBDEF): Likewise.
7229 (XCADVFLAGS): Likewise.
7230 (XCCSELIB): Likewise.
7232 (INSN_UID): Likewise.
7233 (PREV_INSN): Likewise.
7234 (PATTERN): Likewise.
7235 (INSN_CODE): Likewise.
7236 (PUT_REG_NOTE_KIND): Likewise.
7237 (CODE_LABEL_NUMBER): Likewise.
7238 (NOTE_SOURCE_FILE): Likewise.
7239 (NOTE_BLOCK): Likewise.
7240 (NOTE_EH_HANDLER): Likewise.
7241 (NOTE_RANGE_INFO): Likewise.
7242 (NOTE_LIVE_INFO): Likewise.
7243 (NOTE_BASIC_BLOCK): Likewise.
7244 (NOTE_EXPECTED_VALUE): Likewise.
7245 (NOTE_LINE_NUMBER): Likewise.
7246 (LABEL_NAME): Likewise.
7247 (LABEL_NUSES): Likewise.
7248 (LABEL_ALTERNATE_NAME): Likewise.
7249 (ADDRESSOF_DECL): Likewise.
7250 (JUMP_LABEL): Likewise.
7251 (LABEL_NEXTREF): Likewise.
7253 (ORIGINAL_REGNO: Likewise.
7254 (HARD_REGISTER_NUM_P): Add parenthesis.
7255 (SUBREG_REG): Whitespace.
7256 (SUBREG_BYTE): Likewise.
7257 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
7258 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
7259 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
7260 (ASM_OPERANDS_INPUT_VEC): Likewise.
7261 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
7262 (ASM_OPERANDS_INPUT): Likewise.
7263 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
7264 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
7265 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
7266 (ASM_OPERANDS_INPUT_MODE): Likewise.
7267 (ASM_OPERANDS_SOURCE_FILE): Likewise.
7268 (ASM_OPERANDS_SOURCE_LINE): Likewise.
7269 (MEM_SET_IN_STRUCT_P): Minor reformat.
7270 (TRAP_CONDITION): Whitespace.
7271 (TRAP_CODE): Likewise.
7272 (COND_EXEC_TEST): Likewise.
7273 (COND_EXEC_CODE): Likewise.
7274 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
7275 (PHI_NODE_P): Add parenthesis.
7276 (plus_constant): Whitespace and add parenthesis.
7278 2002-01-03 Kazu Hirata <kazu@hxi.com>
7280 * config/avr/avr.c: Fix comment typos.
7281 * config/c4x/c4x.md: Likewise.
7282 * config/dsp16xx/dsp16xx.h: Likewise.
7283 * config/dsp16xx/dsp16xx.md: Likewise.
7284 * config/i386/i386.md: Likewise.
7285 * config/ia64/ia64.c: Likewise.
7286 * config/m32r/m32r.h: Likewise.
7287 * config/m68hc11/m68hc11.md: Likewise.
7288 * config/mmix/mmix.c: Likewise.
7289 * config/mn10200/mn10200.c: Likewise.
7290 * config/romp/romp.c: Likewise.
7291 * config/sh/sh.c: Likewise.
7292 * config/stormy16/stormy16.c: Likewise.
7293 * config/stormy16/stormy16.h: Likewise.
7294 * config/stormy16/stormy16.md: Likewise.
7296 2002-01-03 Graham Stott <grahams@redhat.com>
7298 * loop.h: Update copyright date.
7299 (LOOP_MOVABLES): Fix typo.
7300 (LOOP_REGS): Likewise.
7301 (LOOP_IVS): Likewise.
7303 2002-01-03 Graham Stott <grahams@redhat.com>
7305 * cppinit.c: Update copyright date.
7306 Don't include output.h
7307 * Makefile.in: Update copyright date.
7310 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
7313 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
7314 (-pthread) Add to RS/6000 options.
7316 2002-01-02 Kazu Hirata <kazu@hxi.com>
7318 * except.c: Fix comment typos.
7320 * varasm.c: Likewise.
7321 * doc/tm.texi: Fix a typo.
7323 2002-01-02 Jakub Jelinek <jakub@redhat.com>
7325 * c-typeck.c (output_init_element): Allow initializing static storage
7326 duration objects with compound literals.
7328 2002-01-02 Richard Henderson <rth@redhat.com>
7330 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
7333 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7335 * gcc.c (default_compilers): Const-ify.
7336 * mips-tdump.c (stab_names): Likewise.
7337 * mips-tfile.c (map_coff_types, map_coff_storage,
7338 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
7339 pseudo_ops_t, pseudo_ops): Likewise.
7340 * protoize.c (default_include): Likewise
7342 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
7343 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
7344 Add array size in declaration.
7345 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
7346 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
7347 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
7348 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
7349 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
7350 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
7351 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
7352 emtens, make_nan): Const-ify.
7353 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
7354 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
7356 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
7358 * config.gcc (ia64-*-*): Set extra_headers.
7359 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
7360 * config/alpha/t-osf: Remove.
7361 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
7363 2002-01-02 David Edelsohn <edelsohn@gnu.org>
7365 * config/rs6000/t-aix43: Revert previous change.
7367 2002-01-02 Jason Merrill <jason@redhat.com>
7369 * c-decl.c (c_expand_body): Call outlining_inline_function when
7370 emitting an inline function out of line.
7372 2002-01-02 Richard Henderson <rth@redhat.com>
7374 * dwarf2out.c (limbo_die_node): Add created_for member.
7375 (new_die): New argument created_for. Update all callers.
7376 (mark_limbo_die_list): New.
7377 (dwarf2out_init): Register limbo_die_list as a root.
7378 (dwarf2out_finish): Force insert limbo dies into their function
7381 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
7384 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
7386 2002-01-02 Kazu Hirata <kazu@hxi.com>
7388 * config/h8300/fixunssfsi.c: Update copyright.
7391 * config/h8300/h8300.c: Update copyright.
7394 2002-01-02 Kazu Hirata <kazu@hxi.com>
7396 * config/romp/romp.c: Fix comment formatting.
7397 * config/romp/romp.h: Likewise.
7398 * config/romp/romp.md: Likewise.
7399 * config/s390/s390.c: Likewise.
7400 * config/stormy16/stormy16.c: Likewise.
7401 * config/stormy16/stormy16.h: Likewise.
7403 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
7405 * c-common.h (genrtl_expr_stmt_value): Declare.
7406 * c-semantics.c (genrtl_goto_stmt): Redirect to...
7407 (genrtl_goto_stmt_value): ... this new function. Pass new
7408 argument down to expand_expr_stmt_value, taking
7409 TREE_ADDRESSABLE into account.
7410 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
7411 STMT_EXPR as addressable, i.e., one whose result we want.
7412 * expr.c (expand_expr): Don't save expression statement value
7413 of labeled_blocks or loop_exprs.
7414 * stmt.c (expand_expr_stmt): Redirect to...
7415 (expand_expr_stmt_value): ... this new function. Use new
7416 argument to tell whether to save expression value.
7417 (expand_end_stmt_expr): Reset last_expr_type and
7418 last_expr_value if we don't have either.
7419 * tree-inline.c (declare_return_variable): Mark its use
7420 statement as addressable.
7421 * tree.h: Document new use of TREE_ADDRESSABLE.
7422 (expand_expr_stmt_value): Declare.
7424 2002-01-01 Tom Rix <trix@redhat.com>
7426 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
7427 rs6000_emit_allocate_stack.
7429 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
7431 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
7432 ${srcdir}/ginclude/ to every entry in extra_headers.
7433 * configure: Regenerate.
7434 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
7435 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
7436 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
7437 * ginclude/proto.h: Rename to config/convex/proto.h.
7439 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7441 * attribs.c (handle_vector_size_attribute): Use host_integerp
7442 and tree_int_cst; remove warnings.
7443 * caller-save.c (insert_restore): Add cast to get rid of warning.
7444 (insert_save): Likewise.
7445 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
7446 * regmove.c (find_matches): Add temporary var to kill a warning.
7448 2002-01-01 Douglas B Rupp <rupp@gnat.com>
7450 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
7451 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
7452 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
7453 (vms-dwarf2eh.o): Add Makefile rule.
7454 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
7455 * config/alpha/vms-dwarf2eh.asm: New file.
7457 * gcc.c (delete_if_ordinary): Delete all versions.
7459 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
7461 * config/mmix/mmix.md: Update FIXME to not mention
7463 (MMIX_rJ_REGNUM): New define_constants constant.
7464 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
7465 "*movdicc_real"): Adjust contraints formatting.
7466 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
7467 for branch prediction.
7468 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
7470 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
7471 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
7472 number. Delete related FIXMEs.
7473 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
7474 from number to MMIX_rJ_REGNUM.
7475 (TARGET_MASK_BRANCH_PREDICT): New.
7476 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
7477 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
7478 value. Add -mbranch-predict and -mno-branch-predict.
7479 (TARGET_VERSION): Drop date.
7480 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
7481 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
7482 for finding out global symbols.
7483 (mmix_asm_output_labelref): Revert condition for global symbol.
7484 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
7485 (mmix_print_operand_punct_valid_p): A '+' is valid.
7487 See ChangeLog.6 for earlier changes.