1 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * recog.c (push_operand): Fix error in last change that caused
4 undefined symbol on many targets.
6 * sdbout.c: #include ggc.h.
7 (sdbout_init): Move to end of file.
8 Call ggc_add_tree_root for anonymous_types.
9 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
10 (sdbout_one_type): Use DECL_NAME for field name.
11 * Makefile.in (sdbout.o): Show includes ggc.h.
13 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
15 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
16 (override_options): Use properlimits for preferred_stack_boundary.
17 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
19 (ext_register_operand): Accept DImode.
20 (load_pic_register): Abort on 64bit.
21 (gen_push): Use Pmode instead of SImode.
22 (ix86_save_reg): Pic reg is never used on 64bit.
23 (ix86_expand_prologue): Likewise.
24 (ix86_emit_save_regs): Use Pmode instead of SImode.
25 (legitimate_address_p): Check displacement for 64bit.
26 (print_operand): Avoid outputting of (%rip) on 64bit.
27 (print_operand_address): Output (%rip) where possible.
28 (split_di): Abort on 64bit registers.
29 (ix86_expand_branch): DImode comparison is simple for x86_64.
30 (memory_address_length): Recognize memory addresses formed using
32 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
34 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
36 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
38 * recog.c (push_operand): Recognize new format of push instructions.
40 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
42 * i386.md (pushqi1): New.
43 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
44 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
45 x86_64_immediate_operand, x86_64_immediate_operand,
46 x86_64_zext_immediate_operand): Declare.
47 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
48 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
49 x86_64_immediate_operand, x86_64_immediate_operand,
50 x86_64_zext_immediate_operand): define.
51 * i386.h (PREDICATE_CODES): Add new predicates.
53 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
55 * i386.md (pophi1, popqi1, pushqi1): Remove.
57 * expr.c (emit_single_push_insn): New function.
58 (move_by_pieces): Accept NULL as destination for push instructions.
59 (gen_push_operand): Kill.
60 (emit_push_insn): Pass NULL when pushing; avoid updating of
62 * expr.h (gen_push_operand): Kill.
64 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
66 * rtl.texi (COMPARE): Clarify documentation and reference section
69 2001-03-20 Stan Shebs <shebs@apple.com>
71 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
72 (get_object_reference): Ditto.
73 (error_with_ivar): Use error_with_file_and_line.
74 (warn_with_method): Use warning_with_file_and_line.
76 2001-03-20 Tom Tromey <tromey@redhat.com>
78 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
80 2001-03-20 Mark Mitchell <mark@codesourcery.com>
82 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
83 variables that are TREE_PUBLIC, even if not TREE_STATIC.
85 2001-03-20 DJ Delorie <dj@redhat.com>
87 * Makefile.in (install-libgcc): Pass complete list of variables.
88 (install-multilib): Ditto.
90 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
92 * config/i386/cygwin.h: Declare ctor_section, dtor_section
93 drectve_section, switch_to_section.
95 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
96 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
97 i386_pe_mark_dllimport.
99 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
101 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
104 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
105 i386_pe_* functions with char * arguments.
107 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
109 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
111 (movsi_ie): Introduce fpul store.
113 2001-03-20 Alan Modra <alan@linuxcare.com.au>
115 * Makefile.in (OBJS): Remove hashtab.o.
117 2001-03-19 Stan Shebs <shebs@apple.com>
119 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
120 * c-lang.c (maybe_objc_method_name): Ditto.
121 * c-tree.h (maybe_objc_method_name): Remove decl.
123 2001-03-19 Tom Tromey <tromey@redhat.com>
125 * gcc.c (init_gcc_specs): Fix comment.
127 2001-03-19 Mark Mitchell <mark@codesourcery.com>
129 Compute DECL_ASSEMBLER_NAME lazily.
130 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
131 (DECL_ASSEMBLER_NAME_SET_P): New macro.
132 (SET_DECL_ASSEMBLER_NAME): Likewise.
133 (COPY_DECL_ASSEMBLER_NAME): Likewise.
134 (set_decl_assembler_name): Declare.
135 (lang_set_decl_assembler_name): Likewise.
136 * tree.c (lang_set_decl_assembler_name): New variab.e
137 (set_decl_assembler_name): New function.
138 (init_obstacks): Set lang_set_decl_assembler_name.
139 (build_decl): Don't set DECL_ASSEMBLER_NAME.
140 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
141 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
142 where it's not necessary.
143 (builtin_function): Likewise.
144 (finish_decl): Likewise.
145 * dbxout.c (dbxout_type_methods): Likewise.
146 * ggc-common.c (ggc_mark_trees): Likewise.
147 * profile.c (output_func_start_profiler): Likewise.
148 * varasm.c (make_decl_rtl): Likewise.
150 * cse.c (find_comparison_args): Update documentation. Fix
151 mishandling of COMPARE operations.
153 * tree.def (ABS_EXPR): Add documentation.
154 * fold-const.c (fold): Improve folding of ABS_EXPRs.
156 2001-03-19 Zack Weinberg <zackw@stanford.edu>
158 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
160 2001-03-19 Jakub Jelinek <jakub@redhat.com>
162 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
163 Remove ia32 linux PIC kludge and move it...
164 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
166 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
168 * i386.md (absdf2 expander): Fix 64bit case.
170 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
172 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
174 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
176 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
178 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
180 * README.X11: Remove obsolete file.
182 2001-03-18 Anthony Green <green@redhat.com>
184 * config/pj/pj.h: Remove some trailing commas.
185 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
187 2001-03-18 Richard Henderson <rth@redhat.com>
189 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
191 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
192 defaults for them here.
194 2001-03-17 Anthony Green <green@redhat.com>
196 * config/pj/lib1funcs.S: Fix broken comment.
197 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
200 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
202 * gcc.texi: Remove obsolete information relating to build and
203 installation problems with enquire or the Pyramid C compiler.
205 2001-03-17 Richard Henderson <rth@redhat.com>
207 * dwarf2out.c (queue_reg_save): New.
208 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
209 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
211 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
212 (cfa, cfa_store, cfa_temp): Make static.
213 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
215 2001-03-17 Richard Henderson <rth@redhat.com>
217 * integrate.h (struct inline_remap): Add local_return_label.
218 * integrate.c (expand_inline_function): Initialize it and emit
219 it after copy_insn_notes.
220 (copy_insn_list): Don't store local_return_label here.
221 (copy_insn_notes): New function split out from copy_insn_list.
223 2001-03-17 Richard Henderson <rth@redhat.com>
225 * dwarf2out.c (lookup_filename): Emit .file if the assembler
226 is generating .debug_line.
227 (dwarf2out_init): Add main_input_filename to the file table first.
228 * configure.in (as_dwarf2_debug_line): Test with file number 1
229 instead of file number 0.
231 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
233 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
234 (gen_rtx_combine): Deleted; all references changed as appropriate.
235 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
237 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
239 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
241 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
244 2001-03-16 Jim Wilson <wilson@redhat.com>
246 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
247 then set it to LOC_REG (79) instead of aborting.
249 2001-03-16 Phil Edwards <pme@sources.redhat.com>
251 * gccbug.in: Remove high priority.
253 2001-03-16 Richard Henerson <rth@redhat.com>
255 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
256 output with a space instead of deleting it.
257 * configure: Regenerate.
259 2001-03-16 Zack Weinberg <zackw@stanford.edu>
261 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
262 handles the gory details of converting an object file into
263 something that's safe to grep.
264 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
265 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
266 newlines at either end of the string we're looking for.
267 Make 'checking ...' message less stilted.
268 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
269 ARM in-memory layout and its hypothetical converse. Don't
270 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
271 HOST_WORDS_BIG_ENDIAN.
273 * configure.in: Adjust for renamed macro. Move
274 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
275 * configure, config.in: Regenerate.
277 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
279 * fixinc/Makefile.in: Set SHELL.
281 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
283 * fixinc/fixincl.c (fix_with_system): Quote file names before
284 passing them to shell.
286 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
288 * Makefile.in: Use fix-header$(build_exeext) instead
291 2001-03-16 Richard Henderson <rth@redhat.com>
293 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
294 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
295 (size_of_line_prolog): Remove.
296 (output_line_info): Compute prologue size via label difference.
297 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
299 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
300 assembler error when redefining file numbers.
301 * config.in, configure: Rebuild.
303 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
304 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
305 (dw2_asm_output_delta_uleb128): Likewise.
306 (dw2_asm_output_delta_sleb128): Similarly.
307 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
309 2001-03-16 Michael Meissner <meissner@redhat.com>
311 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
313 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
315 (BITMASK_LOWER16): Replacement for 0x0000ffff.
317 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
318 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
319 being unsigned in ISO C and signed in traditional.
320 (expand_prologue): Ditto.
321 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
323 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
325 (divsi3,divdi3): Ditto.
326 (modsi3,moddi3): Ditto.
327 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
328 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
329 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
332 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
334 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
335 SSE based conditional moves on LTGT/UNEQ conditions;
336 Canonicalize EQ to NE.
337 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
338 (sse_mov?fcc_ne): New.
340 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
342 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
344 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
345 register may be dead.
347 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
349 * Makefile.in (hash.o): Depend on CONFIG_H.
351 2001-03-15 Mark Mitchell <mark@codesourcery.com>
353 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
355 2001-03-15 Richard Henderson <rth@redhat.com>
357 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
358 (ASM_OUTPUT_DWARF_PCREL): New.
359 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
361 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
363 * cppfiles.c (stack_include_file): Use MAX of sysp.
365 2001-03-15 Steve Ellcey <sje@cup.hp.com>
367 * config.gcc (ia64*-*-hpux*): New case.
368 * config/ia64/hpux.h: New file for HP-UX support.
369 * config/ia64/t-hpux: New file for HP-UX support.
371 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
373 * fixinc/inclhack.def (irix_stdio_va_list): New.
374 * fixinc/fixincl.x: Rebuilt.
376 2001-03-15 Richard Henderson <rth@redhat.com>
378 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
379 if provided by the target.
380 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
381 (dw2_asm_output_addr): New.
382 * dwarf2asm.h (dw2_asm_output_addr): Declare.
383 * dwarf2out.c (output_cfi): Use it for program addresses.
384 (output_call_frame_info, output_die): Likewise.
385 (output_aranges, output_line_info): Likewise.
387 2001-03-15 Bruce Korb <bkorb@gnu.org>
389 * gcc.c(main): make more rigorous
390 * collect2.c(main): guard against ignoring SIGCHLD
391 * protoize.c(main): ditto
392 * gcc/fixinc/fixincl.c(initialize): ditto
394 2001-03-15 Mark Mitchell <mark@codesourcery.com>
396 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
397 (sdbout_parms): Likewise.
399 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
401 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
402 "widen" a destination that is already wider than a word. Also do
403 not widen if LOAD_EXTEND_OP is NIL for the given mode.
405 2001-03-15 Bernd Schmidt <bernds@redhat.com>
407 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
409 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
411 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
413 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
415 * i960.h (i960_maxbitalignment,
416 i960_last_maxbitalignment): Declare.
417 * i960.c (i960_maxbitalignment,
418 i960_last_maxbitalignment): Make global.
419 (process_pragma): Delete.
420 (i960_pr_align, i960_pr_noalign): Move from here ...
421 * i960-c.c: ... to this new file.
422 * t-960bare (i960-c.o): New rule.
423 * t-vxworks960 (i960-c.o): Likewise.
424 * config.gcc (i960-*-*): Define c_target_objs and
427 2001-03-15 Bernd Schmidt <bernds@redhat.com>
429 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
430 without adding in rtx code and mode.
432 * alias.c (init_alias_analysis): Don't use any rtx whose value
433 varies as a known value.
434 Delete a superfluous test.
436 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
438 (ia64_sched_reorder): Call maybe_rotate; also rotate after
439 scheduling a stop bit.
440 (ia64_emit_nops): Correctly handle ASMs.
442 2001-03-15 Mark Mitchell <mark@codesourcery.com>
444 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
446 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
448 * cpp.texi: Update documentation for -include and -imacros.
449 * cppfiles.c (struct include_file): Remove "defined" memeber.
450 (find_or_create_entry): Make a copy of the file name, and
452 (open_file): Update to ensure we use the simplified filename.
453 (stack_include_file): Don't set search_from.
454 (cpp_included): Don't simplify the path name here.
455 (find_include_file): New prototype. Call search_from to
456 get the start of the "" include chain. Don't simplify the
458 (_cpp_execute_include): New prototype. Move diagnostics to
459 do_include_common. Update.
460 (_cpp_pop_file_buffer): Don't set defined.
461 (search_from): New prototype. Use the preprocessor's cwd
462 for files included from the command line.
463 (read_name_map): Don't simplify the pathname here.
464 * cpphash.h (enum include_type): New.
465 (struct buffer): Delete search from. New search_cached.
466 (_cpp_execute_include): Update prototype.
467 * cppinit.c (do_includes): Use _cpp_execute_include.
468 * cpplib.c (do_include_common): New function.
469 (do_include, do_include_next, do_import): Use it.
471 2001-03-14 Mark Mitchell <mark@codesourcery.com>
473 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
474 contents of the RTL, to determine the name of the object.
476 2001-03-14 Mark Mitchell <mark@codesourcery.com>
478 * tree.h (DECL_RTL): Allocate RTL lazily.
479 (SET_DECL_RTL): New macro.
480 (DECL_RTL_SET_P): Likewise.
481 (COPY_DECL_RTL): Likewise.
482 (DECL_RTL_IF_SET): Likewise.
483 * varasm.c (make_decl_rtl): Add assertions about the kind of
484 declaration we are processing.
485 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
486 (start_decl): Likewise.
487 (finish_decl): Likewise.
488 * c-semantics.c (emit_local_var): Likewise.
489 * calls.c (expand_call): Likewise.
490 * dbxout.c (dbxout_symbol): Likewise.
491 * emit-rtl.c (unshare_all_rtl): Likewise.
492 (unshare_all_decls): Likewise.
493 (reset_used_decls): Likewise.
494 * expr.c (store_constructor): Likewise.
495 (safe_from_p): Likewise.
496 (expand_expr): Likewise.
497 * function.c (put_var_into_stack): Likewise.
498 (instantiate_decls_1): Likewise.
499 (assign_parms): Likewise.
500 (expand_function_start): Likewise.
501 (expand_function_end): Likewise.
502 * ggc-common.c (gcc_mark_trees): Likewise.
503 * integrate.c (function_cannot_inline_p): Likewise.
504 (copy_decl_for_inlining): Likewise.
505 (expand_inline_function): Likewise.
506 (integrate_parm_decls): Likewise.
507 (integrate_decl_tree): Likewise.
508 * print-tree.c (print_node): Likewise.
509 * reg-stack.c (stack_result): Likewise.
510 * stmt.c (label_rtx): Likewise.
511 (expand_return): Likewise.
512 (expand_decl): Likewise.
513 (expand_decl_cleanup): Likewise.
514 (expand_anon_union_decl): Likewise.
515 * toplev.c (check_global_declarations): Likewise.
516 (rest_of_decl_compilation): Likewise.
517 * tree.c (simple_cst_equal): Likewise.
518 * objc/objc-act.c (generate_static_references): Likewise.
520 2001-03-14 Zack Weinberg <zackw@stanford.edu>
522 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
523 gcc_AC_C_FLOAT_FORMAT): New macros.
524 * configure.in: Add AC_PROG_CPP after CC tests;
525 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
526 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
527 * configure, config.in: Regenerate.
529 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
530 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
531 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
532 config/i370/xm-linux.h, config/i370/xm-oe.h,
533 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
534 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
535 config/pa/xm-linux.h, config/pa/xm-pa.h,
536 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
537 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
538 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
539 config/we32k/xm-we32k.h: Delete.
541 * config/i370/xm-mvs.h, config/m88k/m88k.h,
542 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
543 config/vax/xm-vms.h: Don't define any of:
544 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
546 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
548 * config.gcc: Remove references to deleted files.
549 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
550 FATAL_EXIT_CODE, which is the same between oe and mvs).
552 2001-03-14 DJ Delorie <dj@redhat.com>
553 Vladimir Makarov <vmakarov@redhat.com>
555 * config/i960/i960.c (i960_function_prologue): Compute size of
556 frame according to number of registers actually saved there.
558 2001-03-14 Richard Henderson <rth@redhat.com>
560 * expr.c (emit_move_insn_1): Fix else if around #endif.
562 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
565 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
568 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
570 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
571 (override_options): Parse cmodel string.
572 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
573 * i386.h (TARGET_OPTIONS): Add "cmodel".
574 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
576 (ix86_cmodel_string, ix86_cmodel): Declare.
578 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
581 * i386.h (GENERAL_REG_P): Add missing REG_P.
583 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
585 * configure.in: Use $gcc_cv_as instead of $as.
586 * configure: Regenerated.
588 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
590 * cppfiles.c (stack_include_file): Only increase the include
591 count if we actually process the file properly, as opposed
592 to treating it as length zero. Only call read_include_file
593 if not DO_NOT_REREAD. Handle the -H include file output
595 (read_include_file): Remove now redundant DO_NOT_REREAD check.
596 (cpp_included, find_include_file): Simplify pathnames after
597 remapping them. If remapping, don't use the remapped file
598 name's buffer as our scratch buffer.
599 (cpp_pop_file_buffer): Replace the multiple include macro
600 only if it isn't yet set.
601 (read_name_map): Simplify remapped names when reading in.
602 (remap_filename): Move code to code path that uses it.
603 (_cpp_simplify_pathname): Return the input pointer.
604 * cpphash.h (_cpp_simplify_pathname): Update prototype.
606 2001-03-14 Mark Mitchell <mark@codesourcery.com>
608 * expr.c (expand_expr): Revove bogus conditional.
610 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
612 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
614 2001-03-14 Jakub Jelinek <jakub@redhat.com>
616 * reg-stack.c (stack_result): Unconditionally use
617 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
619 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
621 * expr.c (emit_move_insn_1): Split push of complex value when
622 no suitable push instruction exist.
624 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
627 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
629 * alias.c (handled_component_p, can_address_p): New functions.
630 (get_alias_set): Use them.
632 2001-03-13 Jim Wilson <wilson@redhat.com>
634 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
635 from 80 in try_locals code.
636 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
638 2001-03-13 Zack Weinberg <zackw@stanford.edu>
640 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
641 gcc_AC_C_LONG_LONG): New.
642 * configure.in: Use them. Probe the size of short, int, long,
643 and long long/__int64 if we have them. Move all the AC_C_*
644 checks together, except gcc_AC_C_CHAR_BIT which has to go
645 after AC_CHECK_HEADERS(limits.h).
646 Take hwint.h out of host_xm_file and build_xm_file.
648 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
649 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
650 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
651 Move the HOST_WIDEST_INT setup logic here from system.h.
652 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
654 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
655 is now handled by hwint.h.
657 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
658 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
659 config/ia64/xm-ia64.h: Don't define any of:
660 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
661 HOST_BITS_PER_LONGLONG.
663 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
664 config/h8300/xm-h8300.h, config/mips/iris6.h,
665 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
666 config/sparc/xm-sp64.h: Delete.
667 * config.gcc: Remove references to deleted files.
669 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
670 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
671 * config/i370/xm-linux.h: Clarify floating-point situation in
674 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
676 * cppfiles.c (NO_INCLUDE_PATH): New macro.
677 (find_include_file): Decide here which part of the include
678 chain to start the search. Complain about an empty include
679 chain in all cases apart from an abolsute file name.
680 (_cpp_execute_include): Don't choose the search chain here.
681 Don't call handle_missing_include in the case of an empty
683 (_cpp_compare_file_date): Don't choose the search chain here.
684 * cpplib.c (do_include_next): Move the in-main-file diagnostic
685 here from _cpp_execute_include. Behave like #include if
686 we're in the main file.
688 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
690 * system.h (malloc, realloc, calloc, strdup): Only poison these
691 tokens when IN_GCC is defined.
693 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
695 * i386.md (abs?f expander): Support SSE case.
696 (abd?f_if): Add new "USE"; add splitters.
698 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
700 * cpp.texi (poison): Explain the macro expansion exception.
702 2001-03-13 Jakub Jelinek <jakub@redhat.com>
704 * expr.c (store_expr): Add dont_store_target. If temp is already in
705 target before copying to reg, don't store it into target again.
707 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
709 * cppinternals.texi: Update for file handling.
711 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
713 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
714 2001-02-24 which broke building the Java library.
715 * function.c (identify_blocks): Likewise.
716 (all_blocks): Likewise.
717 * integrate.c (integrate_decl_tree): Likewise.
718 * print-tree.c (print_node): Likewise.
719 * tree.h (BLOCK_NUMBER): Likewise.
720 (struct tree_block): Likewise.
722 2001-03-12 David Edelsohn <edelsohn@gnu.org>
724 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
725 __WCHAR_TYPE__ definition.
726 (WCHAR_TYPE_SIZE): #undef before #define.
728 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
730 * cppfiles.c: Update comments.
731 (destroy_include_file_node): Rename destroy_node.
732 (find_or_create_entry): New function.
733 (open_file, _cpp_fake_include): Use it.
734 (handle_missing_header): New function, broken out of
735 _cpp_execute include. Don't segfault if there is no
736 system or quoted path.
737 (_cpp_execute_include): Use handle_missing_header.
739 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
741 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
742 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
744 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
746 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
747 unless anti_dependence says they are.
748 * alias.c (objects_must_conflict): If neither has a type specified,
751 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
752 David Billinghurst <David.Billinghurst@riotinto.com>
754 * config/mips/iris5.h: Change WCHAR_TYPE to int.
756 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
758 * i386.md (trunctfdf2_2): Rename missnamed pattern.
759 (*_one_bit): Remove type on the match_operand in attributes.
761 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
763 * i386.c: Commit forgotten hunk in previous patch.
764 (regclass_map): Add extended registers.
765 (dbx_register_map): Add missing frame register.
767 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
769 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
771 * i386.md (x86_sahf_1): Disable for 64bit.
772 (popsi*, pophi*): Likewise.
773 (pushqi, pushhi): Likewise.
774 (movdi, pushdi): Likewise.
775 (zero extend DImode splitter): Likewise.
776 (adddi, minusdi splitter): Likewise.
777 (umulsidi): Likewise.
779 (mulsidi): Disable for 64bit
780 (lshift:DI/ashift:DI): Disable for 64bit.
781 (loop patterns): Likewise.
782 (call_pop, call_value_pop expanders and patterns): Likewise.
783 (prologue_get_pc): Likewise.
785 (fcmovDI pattern and splitter): Likewise.
786 (movdfcc_1_rex64): New.
788 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
790 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
791 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
792 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
793 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
794 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
795 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
796 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
797 (PUSH_ROUNDING): x86_64 rounds to 64bits.
798 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
799 (REGPARM_MAX): Set to 6 for x86_64.
800 (SSE_REGPARM_MAX): Set to 16 for x86_64.
801 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
804 * (patterns that does use upper halves): Update constraints
805 'q' to 'Q' and 'r' to 'R'.
806 (cmpqi_ext_1): Disable for 64bit.
807 (cmpqi_ext_3_insn): Likewise.
808 (movqi_extzv_1): Likewsie.
809 (addqi_ext_1): Liekwsie
810 (testqi_ext_1): Liekwsie
811 (andqi_ext_1): Liekwsie
812 (xorqi_ext_1): Liekwsie
813 (cmpqi_ext_1_rex64): New.
814 (cmpqi_ext_3_insn_rex64): Likewise.
815 (movqi_extzv_1_rex64): Likewsie.
816 (addqi_ext_1_rex64): Liekwsie
817 (testqi_ext_1_rex64): Liekwsie
818 (andqi_ext_1_rex64): Liekwsie
819 (xorqi_ext_1_rex64): Liekwsie
821 2001-03-11 Zack Weinberg <zackw@stanford.edu>
823 * configure.in: Move check for unsigned enumerated bitfields
824 to macro in aclocal.m4. Disable it for now.
825 * configure, config.in: Regenerate.
826 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
827 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
828 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
829 kind above its first use.
831 * config/xm-interix.h, config/alpha/xm-alpha.h,
832 config/i370/xm-linux.h, config/i386/xm-beos.h,
833 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
834 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
835 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
836 Don't define ONLY_INT_FIELDS under any circumstances.
838 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
840 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
841 config/sparc/xm-sysv4.h: Delete - now identical with some
843 * config.gcc (hppa targets): Replace xm-pahpux.h and
844 xm-papro.h with implicit xm-pa.h.
845 (sparc targets): Replace xm-sysv4.h with implicit or explicit
848 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
850 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
851 before reload_cse_noop_set_p.
853 2001-03-11 Zack Weinberg <zackw@stanford.edu>
855 * config.gcc: Where xm-host.h used to include another
856 xm-host.h, list the nested header directly in xm_file. Remove
857 references to deleted files. Can now use sparc/xm-sp64.h for
860 * config/xm-linux.h, config/arm/xm-linux.h,
861 config/i386/xm-dos.h, config/i386/xm-gnu.h,
862 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
863 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
864 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
865 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
868 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
869 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
870 bother to wrap #undef in #ifdef.
871 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
872 Don't include xm-linux.h.
873 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
875 * configure.in: Wrap regexps using [] in changequote block.
876 Use expr : not echo | grep. Simplify regexps.
877 * configure: Regenerate.
879 56 xm-files remain, 22 xm-arch.
881 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
883 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
884 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
885 (local_index, local_rindex): Delete, use strchr/strrchr instead.
886 (copy_object): Fix format specifier vs argument mismatch.
888 * mips-tdump.c: Make local functions static.
889 (rindex): Don't #undef.
890 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
891 (fatal, fancy_abort): Delete.
892 (read_seek): Avoid signed/unsigned compare.
894 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
896 * combine.c (try_combine): Fix error in change to try original
898 (gen_rtx_combine): Do same as gen_rtx for now.
900 2001-03-11 Zack Weinberg <zackw@stanford.edu>
902 * configure.in: AC_SUBST xm_defines.
903 * configure: Regenerate.
904 * Makefile.in: Set DEFINES=$(xm_defines) when building
907 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
909 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
910 (cpp_included, find_include_file): Update.
911 (_cpp_compare_file_date): Make else unconditional.
913 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
915 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
917 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
919 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
920 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
922 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
924 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
925 if it's a record type.
927 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
929 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
930 mingw includes slightly.
932 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
934 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
935 #undef token before poisoning it.
937 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
939 * alpha.c (check_float_value): Use memcpy, not bcopy.
941 * m32r.c (m32r_sched_reorder): Likewise.
943 * vax.c (check_float_value): Likewise.
945 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
947 * toplev.c (file_name_nondirectory): Remove.
948 * toplev.h: Similarly.
949 * dwarf2out.c (compute_section_prefix): Use lbasename instead
950 of file_name_nondirectory.
952 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
954 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
955 * mips-tfile.c: Don't #undef rindex; not used.
957 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
959 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
960 (dbx64_register_map): Declare.
961 (RETURN_ADDR_RTX): Fix for 64bit.
962 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
963 (INCOMING_FRAME_SP_OFFSET): Set to 8.
964 * i386.c (dbx64_register_map): New global array.
965 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
966 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
969 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
971 * cppfiles.c (search_from): Use lbasename.
972 * mkdeps.c (deps_add_default_target): Use lbasename.
974 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
976 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
977 xcalloc in lieu of malloc, realloc & calloc.
979 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
981 * gengenrtl.c (xmalloc): Likewise.
983 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
984 really_call_* memory allocation routines.
986 * stmt.c (check_for_full_enumeration_handling): Use
987 really_call_calloc, not calloc.
989 * system.h (really_call_malloc, really_call_calloc,
990 really_call_realloc): Define.
991 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
993 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
995 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
997 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
999 * configure: Rebuilt.
1000 * configure.in: Only use `lang_requires' for languages athat are
1003 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
1005 * invoke.texi: Fix typo.
1006 * gcc.1: Regenerate.
1008 2001-03-09 Zack Weinberg <zackw@stanford.edu>
1010 * configure.in: Prune nonexistent files from build_xm_file,
1011 xm_file, and host_xm_file lists. Warn unless they're
1013 Don't generate *config.h here.
1014 AC_SUBST all variables needed to generate *config.h.
1015 * configure: Regenerate.
1016 * mkconfig.sh: New helper script, from code removed from
1018 * Makefile.in: Zap all MALLOC variables - no longer used
1019 anywhere, and malloc.c doesn't exist.
1020 Substitute in variables needed to generate *config.h.
1021 Stop lying about the dependencies contained in CONFIG_H and
1023 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
1024 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
1025 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
1026 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
1027 $(TM_P_H), etc. as appropriate.
1029 * config.gcc: Zap references to deleted files.
1030 * ggc-none.c: Don't include rtl.h or tm_p.h.
1032 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
1033 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
1034 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
1035 config/i386/xm-linux.h, config/i386/xm-linux.h,
1036 config/i386/xm-next.h, config/i386/xm-openbsd.h,
1037 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
1038 Don't include i386/xm-i386.h.
1040 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
1041 config/i386/xm-i386.h, config/i860/xm-i860.h,
1042 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
1043 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1044 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
1045 Delete (empty except comments, #includes of other deleted
1046 files, and macros used nowhere).
1048 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
1050 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
1051 independent on TARGET_FLAGS.
1053 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
1055 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
1057 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
1059 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
1061 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
1062 LAST_REX_SSE_REG): define.
1063 (enum reg_class): Add 'LEGACY_REGS'
1064 (REG_CLASS_CONTENTS): Likewise; add extended registers.
1065 (SSE_REGNO_P): Recognize extended registers.
1066 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
1067 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
1068 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
1069 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
1070 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
1071 REG_OK_FOR_STRREG_P): Remove.
1072 (HI_REGISTER_NAMES): Add extended registers.
1073 (ADDITIONAL_REGISTER_NAMES): Likewise.
1074 (QI_REGISTER_NAMES): Add 8bit extended registers.
1075 (DEBUG_REG): Support extended registers.
1076 * i386.c (regclass_map): Add extended registers.
1077 (dbx_register-map): Likewise.
1078 (svr4_dbx_register_map): Likewise.
1079 (print_reg): Support extended registers.
1080 (print_operand): Support 64bit operands.
1082 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
1084 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
1085 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1086 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
1087 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
1088 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
1089 STACK_BOUNDARY): Set properly for 64bits.
1090 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
1091 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
1092 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
1093 (MOVE_MAX): Set to 16.
1094 (MOVE_MAX_PIECES): 8 for 64bit.
1095 (Pmode): Set to SImode.
1097 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
1099 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
1101 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
1103 * i386.h (mask_64bit): New constant.
1104 (target_64bit): New macro.
1105 (target_options): Add '64'/'32'
1106 (target_default): Define.
1107 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
1108 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
1109 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
1111 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
1113 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
1115 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
1117 * rtlanal.c (rtx_varies_p): Check operand 0 of a
1118 LO_SUM unless for_alias is set.
1120 2001-03-08 Stan Shebs <shebs@apple.com>
1122 * objc/objc-act.c: Fix old typos in comments, add comments for
1124 (hash_init): Fix file name in error message.
1125 (hash_enter): Ditto.
1126 (hash_add_attr): Ditto.
1127 (continue_class): Ditto.
1129 2001-03-08 Bruce Korb <bkorb@gnu.org>
1131 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
1132 wait4() can receive the signal.
1134 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1136 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
1138 * fixinc/fixincl.x: Regenerate.
1140 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1142 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
1144 * fixinc/fixincl.x: Regenerate.
1146 2001-03-08 Richard Henderson <rth@redhat.com>
1148 * configure.in (HAVE_AS_LEB128): New assembler check.
1149 * configure, config.in: Rebuilt.
1151 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
1153 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
1156 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1158 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
1159 references to the MAXPATHLEN macro.
1161 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
1162 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
1165 * config/i386/xm-gnu.h, config/xm-gnu.h,
1166 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
1167 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
1168 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
1169 and/or unused files.
1171 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
1172 doing so in various xm-*.h files.
1174 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1176 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
1178 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
1180 * configure.in (enable_shared): Support per-package shared-library
1182 * configure: Rebuilt.
1184 2001-03-07 David Edelsohn <edelsohn@gnu.org>
1186 * rs6000.md (cr logic): Add original POWER mnemonic alternative
1187 for crnot. Set operands[5] in splitter.
1189 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1191 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
1192 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
1193 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
1194 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
1195 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
1196 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
1197 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
1200 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
1201 config/i370/xm-i370.h, config/i386/xm-dgux.h,
1202 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
1203 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
1204 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
1205 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
1206 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
1207 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
1208 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
1209 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
1210 Delete unused and/or empty files.
1212 * config.gcc: Define USG in xm_defines as appropriate. Define
1213 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
1214 macro. Remove deleted xm-* files from $xm_files variable.
1216 2001-03-07 Tom Tromey <tromey@redhat.com>
1218 * configure: Rebuilt.
1219 * configure.in: Allow config-lang.in to set `lang_requires' to list
1220 of other required languages.
1222 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
1224 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
1226 (output_prologue): Use xmalloc not oballoc.
1227 (output_epilog): Free a29k_first_epilogue_insn when finished.
1228 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
1230 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
1232 * builtins.c (expand_builtin_mathfn): Check
1233 flag_unsafe_math_optimizations, not flag_fast_math.
1234 (expand_builtin): Likewise
1235 * combine.c (combine_simplify_rtx): Likewise.
1236 (simplify_if_then_else): Likewise.
1237 * cse.c (fold_rtx): Likewise.
1238 * flags.h: Remove flag_fast_math. Add
1239 flag_unsafe_math_optimizations and flag_trapping_math.
1240 * fold-const.c (negate_expr): Check
1241 flag_unsafe_math_optimizations, not flag_fast_math.
1242 (invert_truthvalue): Likewise.
1243 (fold): Likewise. Before associating operands, check that
1244 code == MULT_EXPR, not code != MULT_EXPR.
1245 * ifcvt.c (noce_try_minmax): Check
1246 flag_unsafe_math_optimizations, not flag_fast_math.
1247 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
1248 * invoke.texi: Document -funsafe-math-optimizations and
1249 -fno-trapping-math. Change documentation for -ffast-math.
1250 * jump.c (reversed_comparison_code_parts): Likewise.
1251 (rtx_equal_for_thread_p): Likewise.
1252 * optabs.c (emit_conditional_move): Likewise.
1253 * simplify-rtx.c (simplify_binary_operation): Likewise.
1254 (simplify_relational_operation): Likewise.
1255 (simplify_ternary_operation): Likewise.
1256 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
1257 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
1258 Add trapping-math and unsafe-math-optimizations entries to f_options.
1259 (set_fast_math_flags): New, sets flags for -ffast-math.
1260 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
1261 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
1262 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
1264 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
1265 (alpha_emit_conditional_move): Initialize local_fast_math to
1266 flag_unsafe_math_optimizations, not flat_fast_math.
1267 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
1268 instead of setting flag_fast_math to 1.
1269 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
1271 * config/i386/i386.c (override_options): Likewise
1272 * config/i386/i386.md: Likewise.
1273 * config/m68k/m68k.md: Likewise.
1274 * config/mips/mips.md: Likewise.
1275 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
1276 (rs6000_generate_compare): Likewise.
1278 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1280 * Makefile.in: Set RANLIB to @RANLIB@.
1283 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1285 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1286 * fixinc/fixincl.x: Regenerated.
1288 2001-03-07 Richard Henderson <rth@redhat.com>
1290 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1292 2001-03-07 Richard Henderson <rth@redhat.com>
1294 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
1295 of block notes and exception handling notes.
1297 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
1298 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
1299 (compile_file): ... here.
1301 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1303 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
1305 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
1306 config.h now. Include libiberty.h to handle alloca.
1308 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1310 * c-parse.in (yylexname): New function, split out of _yylex.
1311 (objc_rid_sans_at): New table.
1312 (init_reswords): Initialize it.
1313 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1314 retrieving the next token and checking it for significance as
1315 an ObjC keyword or string constant.
1317 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1318 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1320 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1323 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1325 * config/m68k/m68k.c (const_uint32_operand): Accept any
1326 const_int on a 32-bit host.
1328 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1330 * objc/objc-act.c (init_objc): Set save_lang_status,
1331 restore_lang_status, and mark_lang_status.
1333 2001-03-06 Krister Walfridsson <cato@df.lth.se>
1335 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
1337 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1339 * cppinternals.texi: Update.
1341 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1343 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1344 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
1345 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
1346 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
1347 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
1348 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1349 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
1350 config/i386/xm-i386.h, config/i860/xm-i860.h,
1351 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1352 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
1353 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1354 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1355 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1356 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1357 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
1358 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1359 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
1360 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1361 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1362 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
1363 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
1364 match the defaults provided in hwint.h.
1366 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1367 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
1369 * config.gcc (xm_file): Don't set to files which are deleted.
1371 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
1372 guard this file against these macros being undefined.
1374 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1376 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1377 and DECL_DEFER_OUTPUT on the decl we create, before calling
1378 rest_of_decl_compilation.
1380 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1382 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1384 * configure, config.in: Regenerate.
1385 * config.gcc: Remove references to deleted files.
1387 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1388 genrecog.c, rtl.c: Do not use alloca anywhere.
1390 * Makefile.in, build-make, system.h, config/x-interix,
1391 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1392 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1393 config/arc/xm-arc.h, config/arm/xm-arm.h,
1394 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1395 config/h8300/xm-h8300.h, config/i370/x-oe,
1396 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1397 config/i386/x-ncr3000, config/i386/x-sco5,
1398 config/i386/xm-dgux.h, config/i860/x-sysv4,
1399 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1400 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1401 config/m68k/x-hp320g, config/m69k/x-mot3300,
1402 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1403 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1404 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1405 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1406 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1407 config/mips/x-iris, config/mips/x-iris3,
1408 config/mips/x-sni-svr4, config/mips/x-sysv,
1409 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1410 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1411 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1412 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1413 config/pa/xm-papro.h, config/romp/xm-romp.h,
1414 config/rs6000/x-aix31, config/rs6000/x-aix41,
1415 config/rs6000/x-beos, config/rs6000/x-lynx,
1416 config/rs6000/x-mach, config/rs6000/x-rs6000,
1417 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1418 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1419 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1420 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1421 config/vax/xm-vms.h: Eradicate all references to alloca and
1424 * config/xm-alloca.h, config/clipper/x-clix,
1425 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1426 config/i860/x-sysv3, config/m88k/x-sysv3,
1427 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1428 (contained only alloca related hacks).
1430 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1433 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1435 * invoke.texi: Document __FAST_MATH__.
1437 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1439 * crtstuff.c: Restore include of auto-host.h.
1441 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1443 Put main() in a separate file, so that the language
1444 front-end can use a different main().
1447 * toplev.c: (main): Rename as toplev_main.
1448 * toplev.h: Declare toplev_main.
1449 * Makefile.in (OBJS): add toplev.o.
1450 (BACKEND): remove toplev.o, add main.o.
1452 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1454 * cppfiles.c (search_from): Special case the empty string.
1456 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1458 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1459 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1460 strlen or strcpy; we already know the length.
1461 (_cpp_compare_file_date): Similarly.
1462 * cpphash.h (struct cpp_reader): Delete done_initialising.
1463 (CPP_PREV_BUFFER): Delete.
1464 * cppinit.c (cpp_start_read): Don't set done_initialising.
1465 * cpplex.c (parse_string): Guarantee null-termination.
1466 (_cpp_equiv_toklists): Remove.
1467 * cpplib.c (glue_header_name): Null-terminate.
1468 (do_line): Don't leak memory.
1469 * cpplib.h (BT_WEAK): Delete.
1470 * cppmain.c (cb_ident): Strings are now null-terminated.
1472 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1474 * gcc.c (convert_filename): Append executable suffix
1475 if NO_AUTO_EXE_SUFFIX is not defined.
1476 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1477 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1479 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1481 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1482 * c-parse.gperf, c-gperf.h: Delete.
1483 (c-gperf.h was accidently re-added to the CVS repo in the rev
1484 1.16 commit by tromey)
1486 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1488 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1489 macro arguments when looking for the '('.
1490 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1491 2 when really parsing arguments; 1 when looking for '('.
1492 Always restore the lexer position.
1494 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1496 * longlong.h (umul_ppmm): Don't use a multiline string.
1498 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1500 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1501 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1502 t_bool in declaration because pcc can't combine volatile with typedef
1505 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1507 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1508 until when it is really needed.
1509 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1510 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1511 * i386.md (float?i?f splitter): Don't force source operand to memory
1513 (sse_movdfcc): Fix constraint.
1514 (sse_movdfcc splitter): Handle properly the second alternative.
1516 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1518 * cpplex.c (parse_string): Unconditionally pedwarn.
1520 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1523 * cppexp.c (parse_number): Update.
1524 * cpplex.c (parse_string): Pedwarn if multiline string does not
1525 result from a system header's macro.
1526 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1527 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1528 for function-like macros too.
1529 * c-lex.c (lex_number): Update.
1531 2001-03-03 Richard Henderson <rth@redhat.com>
1533 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1535 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1537 * combine.c (try_combine): If split with mode-changed scratch
1538 register didn't work, try the original mode.
1540 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1542 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1543 * config/c4x/c4x.h: Likewise.
1544 * stor-layout.c (compute_record_mode): Likewise.
1545 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1547 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1549 * configure.in: Kill tm.h. Include the files in the $tm_file
1550 list in all three of config.h, hconfig.h, tconfig.h, after the
1551 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1552 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1553 * configure: Regenerate.
1554 * Makefile.in (clean): Don't delete tm.h.
1556 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1557 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1558 those are not defined, set SEC and FEC to 0 and 1.
1559 * gcc.texi: Update to match.
1561 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1562 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1563 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1564 Include tconfig.h, not tm.h.
1566 * config/xm-lynx.h, config/xm-std32.h,
1567 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1568 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1569 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1570 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1571 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1572 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1573 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1574 config/i386/xm-i386.h, config/i860/xm-i860.h,
1575 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1576 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1577 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1578 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1579 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1580 config/pa/xm-linux.h, config/pa/xm-pa.h,
1581 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1582 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
1583 config/pj/xm-pj.h, config/romp/xm-romp.h,
1584 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1585 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1586 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1587 config/v850/xm-v850.h, config/vax/xm-vax.h,
1588 config/we32k/xm-we32k.h:
1590 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
1592 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
1593 config/i370/xm-oe.h: Don't include tm.h. Don't define
1595 * config/vax/xm-vms.h: Don't include tm.h.
1597 * config/xm-lynx.h, config/avr/xm-avr.h,
1598 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
1599 Delete; made empty by above changes.
1600 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1601 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
1602 Don't include config/xm-lynx.h or tm.h.
1604 * config/xm-gnu.h: Don't include fcntl.h.
1605 * config/sparc/xm-lynx.h: Don't include sys/types.h and
1607 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
1609 2001-03-02 Richard Henderson <rth@redhat.com>
1611 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
1612 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
1614 2001-03-02 Richard Henderson <rth@redhat.com>
1616 * Makefile.in (OBJS): Add dwarf2asm.o.
1617 * dwarf2asm.c, dwarf2asm.h: New files.
1618 * dwarf2out.c (*): Use them.
1619 (size_of_uleb128, size_of_sleb128): Remove.
1620 (output_uleb128, output_sleb128): Remove.
1621 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1622 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1623 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1624 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1625 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1626 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1627 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1628 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1629 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1630 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1631 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1632 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1633 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1634 (dwarf2out_frame_debug): Remove unused variables.
1635 (output_loc_operands): Don't abort on 8 byte constants if
1636 host integers are wide enough.
1637 (output_symbolic_ref): Remove.
1638 (size_of_die): Don't assume 4 byte host integers.
1639 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1641 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1642 something stupid with HOST_WIDE_INT to long truncation.
1643 [CONST_DOUBLE]: Likewise.
1645 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1646 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1647 * config/arm/unknown-elf.h: Likewise.
1648 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1649 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1650 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1651 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1652 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1653 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1654 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1655 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1656 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1657 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1658 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1659 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1661 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1663 * cselib.c (hash_rtx): Cast enums to unsigned int.
1665 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1667 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1668 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
1670 * c-format.c (C_STD_VER): Cast to int for comparisons.
1671 (check_function_format): Cast various enums to int for &.
1672 (maybe_read_dollar_number): Likewise.
1673 (check_format_info): Likewise.
1674 (check_format_info_main): Likewise.
1675 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1676 (safe_from_p): Likewise.
1677 * varasm.c (const_hash): Cast enum to int for %.
1678 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1679 pcc enum problems with < and ++ operators.
1680 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1681 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1682 (regclass_init): Change enum class to int to iterate over reg_classes.
1683 * genrecog.c (merge_trees): Cast enums for comparison.
1684 * rtl.h (GET_CODE): Cast to enum rtx_code.
1685 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1686 (GET_MODE): Cast to enum machine_mode.
1687 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1688 (GET_NOTE_INSN_NAME): Cast enum to int.
1689 * tree.h (TREE_CODE): Cast to enum tree_code.
1690 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1691 * timevar.c (timevar_print): Change loop variable id from enum to
1693 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1694 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1695 * toplev.c (compile_file): Cast enum DFI to int.
1696 (decode_d_option): Likewise.
1698 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1700 * cppinit.c (append_include_chain): Mark "after" include file name list
1701 as a system directory.
1702 * cpp.texi: Document new behavior.
1704 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
1706 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
1708 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
1710 * cppfiles.c (struct include_file): Update.
1711 (stack_include_file): Use search_from.
1712 (cpp_included, find_include_file): Update.
1713 (cpp_execute_include): Update. ptr->name may not be
1714 null terminated. Use the new search_from member variable
1716 (_cpp_compare_file_date): Similarly.
1717 (search_from): New function, similiar to actual_directory.
1718 (actual_directory): Delete.
1719 (remap_filename): Update. loc->name may not be null terminated.
1720 (struct file_name_list): Rename search_path. Update.
1721 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
1722 search_from and dir.
1723 (struct cpp_reader): Remove actual_dirs.
1724 * cppinit.c (struct cpp_pending): Update for renamed objects.
1725 (append_include_chain, remove_dup_dir, remove_dup_dirs,
1726 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
1727 * cpplib.h (struct cpp_options): Similarly.
1729 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1731 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1732 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1733 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1734 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1735 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1736 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1737 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1738 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1739 config/i370/xm-oe.h, config/i386/xm-aix.h,
1740 config/i386/xm-i386.h, config/i386/xm-osf.h,
1741 config/i860/xm-i860.h, config/i960/xm-i960.h,
1742 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1743 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1744 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1745 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1746 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1747 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1748 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1749 config/pj/xm-pj.h, config/romp/xm-romp.h,
1750 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1751 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1752 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1753 config/v850/xm-v850.h, config/vax/xm-vax.h,
1754 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1755 Do not define TRUE or FALSE.
1757 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1758 empty by above change.
1759 * config.gcc: Remove references to these files.
1761 * configure.in: Detect stdbool.h.
1762 * configure, config.in: Regenerate.
1763 * system.h: Include stddef.h here if available.
1764 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
1765 Then set up a sensible boolean type at the very end.
1767 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1768 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
1770 * hash.h: Delete 'boolean' typedef and related #undefs.
1772 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
1773 all uses of 'boolean' with 'bool'.
1775 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1777 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
1778 * cppexp.c (lex): Cast enums for comparison.
1779 * cppinit.c (parse_option): Cast enum for comparison.
1780 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
1781 (cpp_output_token): Likewise.
1782 (cpp_can_paste): Cast enums for comparsion and plus/minus.
1783 (cpp_avoid_paste): Cast enums for minus and comparison.
1785 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1787 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
1788 field to all array elements.
1790 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1792 * cpphash.h (struct cpp_reader): Add print_version field.
1793 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
1794 just set print_version and other flags as appropriate.
1795 (cpp_post_options): Print version here if print_version is set.
1797 * toplev.c (exit_after_options): New flag.
1798 (independent_decode_option): Don't exit here; just set
1800 (main): Exit after calling lang_hooks.post_options if
1801 exit_after_options is true.
1803 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
1804 (merge_include_chains): Adjust comment to match code.
1806 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1808 * stringpool.c (set_identifier): New function.
1809 * tree.h: Prototype it.
1811 * c-parse.in: Kill D_YES. If compiled for objc, call
1812 save_and_forget_protocol_qualifiers from init_reswords.
1813 * objc/objc-act.c (remember_protocol_qualifiers,
1814 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
1815 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
1817 (save_and_forget_protocol_qualifiers): New function.
1818 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
1820 2001-03-01 Diego Novillo <dnovillo@redhat.com>
1822 * c-semantics.c (prune_unused_decls): Return error_mark_node
1823 instead of (tree) 1 to stop traversing the tree chain.
1825 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1827 Fix a problem introduced by Kenner's Feb 18 change.
1828 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
1829 flag_cse_skip_blocks only temporarily, not for ever.
1831 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
1833 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
1834 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
1836 * pa.c (emit_move_sequence): Verify operand0 is a hard register
1837 before determining its register class.
1839 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1841 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
1842 from reg 4 if current_function_calls_setjmp.
1843 (gen_nop_type): New function.
1844 (ia64_emit_nops): New function.
1845 (ia64_reorg): Call it.
1846 (ia64_sched_reorder): Move code that rotates bundles up a bit.
1848 * reload1.c (eliminate_regs_in_insn): Restrict the special case
1849 code not to try to optimize adds with anything but a REG destination.
1851 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
1852 (INSN_PRIORITY_KNOWN): New accessor macro.
1853 * haifa-sched.c (priority): Use it instead of testing priority against
1856 2001-02-28 DJ Delorie <dj@redhat.com>
1858 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
1859 since that doesn't work the way gcc wants on a generic m68k.
1861 2001-02-28 Richard Henderson <rth@redhat.com>
1863 * caller-save.c (save_call_clobbered_regs): Fix typo in
1864 comparison last change.
1866 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
1868 * i386.c (pentium4_cost): New.
1869 (m_PENT4): New macro.
1870 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
1871 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
1872 x86_integer_DFmode_moves, x86_partial_reg_dependency,
1873 x86_memory_mismatch_stall): Add Pentium4
1874 (x86_use_q_reg, x86_use_any_reg): Kill.
1875 (override_options): Add pentium4.
1876 (incdec_operand): Return 0 for pentium4.
1877 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
1878 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
1879 (TARGET_PENTIUM4): Define.
1880 (enum processor_type): Add PROCESSOR_PENTIUM4.
1881 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
1882 * i386.md (attribute "cpu"): Add pentium4.
1883 * invoke.texi (march): Add pentium4.
1885 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
1887 * i386.md (sse_mov?fcc*): New patterns and splitters.
1888 * i386.c (ix86_expand_movcc): Work post-reload; recognize
1889 the SSE based conditional moves.
1891 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
1893 * i386.md (attribute mode): Add "TI".
1894 (movsf_1): Add pxor support; remove constant propagation splitter.
1895 (movdf_integer): Likewise.
1896 (movdf_nointeger): Likewise.
1897 (movxf constant prop splitter): Handle all modes; update for SSE.
1898 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
1899 * i386.c (standard_80387_constant_p): Rewrite.
1900 (standard_sse_constant_p): New.
1901 * i386-protos.h (standard_sse_constant_p): New.
1903 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
1905 * i386.md (sse_setccsf, sse_setccdf): New.
1906 (sse_cmp* patterns): Use '%D' instead of outputtting condition
1908 * i386.c (sse_comparison_operator): Accept the supported unordered
1909 comparses; be ready for fast_math.
1910 (print_operand): Support 'D'.
1912 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
1914 * jump.c (reversed_comparison_code): Kill.
1916 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
1918 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
1921 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
1923 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
1924 add missing '%' in constraints.
1926 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
1928 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
1929 for HOST_BITS_PER_WIDE_INT == 32 too.
1931 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
1933 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
1935 (insert_save, insert_restore): New parameter save_mode.
1936 (init_caller_save): Update initialization of reg_save_code
1937 and reg_restore_code.
1938 (save_call_clobbered_regs): Compute save_modes and update calls to
1939 reg_save_code and reg_restore_code.
1940 (insert_restore): Unsignetize numbers; use save_modes to choose mode
1941 of spill; update use of reg_restore_code.
1942 (insert_save): Likewise.
1943 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1944 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1945 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1947 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1949 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
1950 noce_try_store_flag_inc, noce_try_store_flag_mask,
1951 noce_try_cmove_arith):
1952 Use reversed_comparison_code instead of reverse_comparison and
1953 can_reverse_comparison_p.
1955 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
1957 * jump.c (reversed_comparison_code_parts): Allow reversal of
1958 unordered compares in -ffast-math mode; reverse ordered compares
1959 for FP even w/o -ffast-math.
1961 2001-02-27 Richard Henderson <rth@redhat.com>
1963 * print-rtl.c (print_rtx) [i]: Don't print field five on
1964 NOTEs other than NOTE_INSN_DELETED_LABEL.
1966 2001-02-27 Zack Weinberg <zackw@stanford.edu>
1968 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
1969 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
1971 2001-02-27 Diego Novillo <dnovillo@redhat.com>
1973 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
1974 even if walk_subtrees is 0.
1975 * c-semantics.c (prune_unused_decls): Return a non-null value to
1976 stop traversing the tree chain.
1978 2001-02-27 DJ Delorie <dj@redhat.com>
1980 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
1981 register, *then* define it as the new CFA.
1983 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
1985 * pa.c (override_options): Promote -fpic to -fPIC.
1986 (legitimize_pic_address): Simplify due to removal of
1987 small PIC as a code generation option.
1988 (secondary_reload_class): Similarly.
1989 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1990 (PRINT_OPERAND_ADDRESS): Similarly.
1991 * pa.md (various patterns): Similarly.
1992 (small pic lo_sum pattern): Remove.
1994 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
1997 * md.texi (min, max): Document
1999 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
2001 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
2002 TARGET_PARTIAL_REG_DEPENDENCY.
2003 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
2005 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
2007 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
2009 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
2011 * mips.c (mips_make_temp_file): Fix thinko in last change.
2013 2001-02-26 Jason Eckhardt <jle@redhat.com>
2015 * combine.c (known_cond): Do not reverse the condition when
2016 SMAX/UMAX is being considered and the condition is for equality
2019 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
2021 2001-02-26 Philip Blundell <philb@gnu.org>
2023 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
2025 * config/arm/linux-elf.h: Remove historical relics related to
2026 above configurations.
2027 * config/arm/linux-oldld.h: Delete.
2028 * config/arm/linux-elf26.h: Delete.
2030 2001-02-26 Jason Merrill <jason@redhat.com>
2032 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
2034 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
2035 recognize a tentative definition. Lose obsolete code.
2037 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
2038 variables unless necessary, either.
2040 2001-02-25 Richard Henderson <rth@redhat.com>
2042 * ifcvt.c (struct noce_if_info): Add test_bb.
2043 (noce_get_alt_condition): New.
2044 (noce_try_minmax, noce_try_abs): New.
2045 (noce_operand_ok): New.
2046 (noce_process_if_block): Use them.
2047 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
2049 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
2051 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
2054 2001-02-25 Zack Weinberg <zackw@stanford.edu>
2056 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
2057 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
2059 (mips_asm_file_end): Free temp_filename here.
2061 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2063 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
2064 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
2066 * config/i386/i386.md (movstrsi): Handle FAIL case.
2068 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
2070 * cppinit.c (builtin_array): Update.
2071 (init_builtins): Flag builtins to warn if redefined or
2072 undefined. Define __GXX_WEAK as a normal macro.
2073 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
2074 * cpplib.h (NODE_WARN): New flag.
2075 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
2076 Handle __STDC__ as a builtin only on Solaris.
2077 (warn_of_redefinition): Renamed from check_macro_definition.
2078 Reverse sense of test. Always warn if NODE_WARN.
2079 (_cpp_create_definition): Use warn_of_redefinition. Flag
2080 any macro beginning with "__STDC_" to require a mandatory
2081 warning if redefined or undefined.
2083 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2085 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
2086 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
2087 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
2088 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
2089 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
2090 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
2091 Don't define any of:
2092 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
2093 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
2094 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
2095 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
2096 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
2098 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
2099 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
2102 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
2103 Delete now-empty file.
2105 * alpha/vms.h: Define NEED_ATEXIT here...
2106 * alpha/xm-vms.h: ...not here.
2108 * i386/cygwin.h: Don't define PARAMS.
2109 * mips/mips.c: Don't prototype mktemp. Don't define
2110 P_tmpdir. Use make_temp_file to create temporary files.
2111 Don't be clever and delete temporary files early.
2112 * config.gcc: Drop references to deleted files. Don't define
2114 * gcc.texi: Don't mention USE_PROTOTYPES.
2116 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2118 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
2119 (ix86_set_move_mem_attrs_1): Likewise.
2120 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
2121 * config/i386/i386.md (movstrsi): Call it.
2123 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2125 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
2126 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
2127 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
2128 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
2130 (i750a-*-*): Error here if hosting on i750a.
2131 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
2133 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
2134 Remove (empty modulo comments).
2136 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
2137 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
2138 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
2139 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
2140 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
2141 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
2143 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
2144 Remove reference to winnt.h in comment.
2145 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
2147 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2149 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
2150 used to set another biv.
2152 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2154 * tree.h (BLOCK_DEAD): New macro.
2155 (struct tree_block): New flag, dead_flag.
2156 * print-tree.c (print_node, case 'b'): Print missing fields.
2157 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
2158 * function.c (identify_blocks): Enable test for misplaced notes.
2159 (all_blocks): Skip BLOCK_DEAD blocks.
2160 * integrate.c (integrate_decl_tree): Likewise.
2162 * errors.c (internal_error, trim_filename): New functions.
2163 (fancy_abort): Call internal_error.
2164 * errors.h (internal_error, trim_filename): New declarations.
2166 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
2168 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
2170 (EXTRA_CONSTRAINT): Formatting changes.
2172 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2174 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
2176 2001-02-23 Per Bothner <per@bothner.com>
2178 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
2179 so they can be called from java/jvspec.c.
2180 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
2182 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
2184 * i386.c (ix86_frame): New structure.
2185 (ix86_compute_frame_size): Kill.
2186 (ix86_compute_frame_layout): New.
2187 (ix86_save_reg): New.
2188 (ix86_can_use_return_insn_p): Use frame layout stuff.
2189 (ix86_expand_prologue): Likewise.
2190 (ix86_expand_epilogue): Likewise.
2191 (ix86_initial_elimination_offset): Likewise.
2192 (ix86_nsaved_regs): Use ix86_save_reg.
2193 (ix86_emit_save_regs): Likewise.
2195 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
2197 * flow.c (find_sub_basic_blocks): New function.
2198 (split_block): Be ready for basic block introduced by CODE_LABEL.
2199 (commit_one_edge_insertion): Call find_sub_basic_block.
2201 * flow.c (make_edges): Add edge from entry for blocks starting with
2202 label having ALTERNATE_NAME
2204 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
2206 * function.c (epilogue_done): Be ready for first basic block not
2207 containing PROLOGUE_END note.
2208 (reposition_prologue_and_epilogue_notes): Avoid placing
2209 PROLOGUE_END note between BASIC_BLOCK.
2211 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
2213 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
2215 2001-02-21 DJ Delorie <dj@redhat.com>
2217 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
2218 check for current_function_has_nonlocal_goto from 1999-11-12.
2220 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2222 * diagnostic.c (trim_filename): No longer static.
2223 * toplev.h (trim_filename): Declare.
2224 * rtl.c (rtl_check_failed_bounds): Call internal_error.
2225 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
2226 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
2227 (rtvec_check_failed_bounds): Likewise.
2228 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
2230 * convert.c (convert_to_integer): Don't do unsigned unless result or
2231 both inputs are unsigned.
2233 * fold-const.c (fold_convert): Don't call size_int_type_wide if
2236 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
2238 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
2240 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
2242 * Makefile.in (resource.o): Add params.h dependence.
2243 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
2244 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
2245 * resource.c: Add dependence on params.h.
2246 (current_live_regs): Fix explanatory comment.
2247 (find_basic_block): Add new parameter to permit limiting search
2249 (mark_target_live_regs): Add new argument to find_basic_block call.
2250 (incr_ticks_for_insn): Likewise.
2252 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2254 * diagnostic.c (output_to_stream): Rename to
2255 output_buffer_to_stream. Loses the stream parameter.
2256 (init_output_buffer): Set diagnosic_buffer's stream.
2257 (flush_diagnostic_buffer): Adjust.
2258 (default_print_error_function): Likewise.
2259 (finish_diagnostic): Likewise.
2260 (verbatim): Likewise.
2262 * diagnostic.h (struct output_buffer): Add `stream' field.
2263 (output_buffer_attached_stream): New macro.
2265 2001-02-23 Jakub Jelinek <jakub@redhat.com>
2267 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
2268 check if either operand is divisible by C.
2269 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
2270 If type is signed, consider negative numbers as well.
2272 2001-02-22 Richard Henderson <rth@redhat.com>
2274 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
2275 reach .text instead of gp-relative relocs.
2276 * config/ia64/crtend.asm (.init): Likewise.
2278 2001-02-22 Andreas Jaeger <aj@suse.de>
2280 * extend.texi (C++ Attributes): Fix typo.
2282 2001-02-21 David Mosberger <davidm@hpl.hp.com>
2284 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
2285 functions, drop current_function_args_info.words test.
2286 (ia64_compute_frame_size): Mark syscall_linkage functions as
2287 using eight input registers.
2289 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
2290 Bruce Korb <bkorb@gnu.org>
2292 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
2293 * fixinc/README: Document how to convert sed substitutions
2294 to format style c_fix-es.
2295 * fixinc/fixincl.x: regen
2297 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
2299 * gcc.c: Add comment explaining how to add a command-line option.
2300 Add title to specs language comment.
2302 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2304 * gcc.c (cc1_options): Add "-param".
2305 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2306 (option_map): Likewise.
2307 * toplev.c (display_help): Add entry for "--param".
2308 (independent_decode_option): Fix typographical error.
2310 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
2311 Bernd Schmidt <bernds@redhat.com>
2312 Jan Hubicka <jh@suse.cz>
2314 * i386.c (function_arg_advance): Pass SSE arguments in registers.
2315 (function_arg): Likewise.
2317 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
2319 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
2321 2001-02-21 Kazu Hirata <kazu@hxi.com>
2323 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
2327 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
2329 * flow.c (init_propagate_block_info): Canon address and use single_set
2330 for killing dead memory stores.
2332 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2334 * Makefile.in (reorg.o): Add params.h dependence.
2335 * params.def: Fix typographical error in comment.
2336 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2337 * params.h: Modify introductory comment.
2338 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2339 * reorg.c: Add dependence on params.h.
2340 (redundant_insn): Add parameterized throttle for search.
2341 (fill_simple_delay_slots): Add a comment explaining a variable.
2342 Move conditional out of loop, simplifying code.
2343 (fill_eager_delay_slots): Fix typographical error in comment.
2345 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
2347 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
2349 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
2350 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
2352 2001-02-21 Jason Merrill <jason@redhat.com>
2354 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2355 (struct tree_decl): Add uninlinable bitfield.
2356 * c-decl.c (duplicate_decls): Set it.
2357 * integrate.c (function_cannot_inline_p): Check it.
2359 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2360 DW_AT_MIPS_linkage_name to abstract methods.
2361 (dwarf2out_abstract_function): Emit class context before calling
2362 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2363 (gen_subprogram_die): Remove obsolete code.
2364 (gen_member_die): Don't include clones in the member list.
2365 (gen_decl_die): Emit abstract info for clone origin.
2366 * dwarfout.c (output_type): Don't include clones in the member list.
2367 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2368 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2369 DECL_ABSTRACT on a function that already has it set.
2371 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2372 (get_subprogram_die): Pass it in.
2374 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2376 * flow.c (mark_set_1): Make not_dead unsigned long. For
2377 non-pseudos, use it as a bitmask of the hard regs that
2380 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2382 * cppfiles.c: Update comments.
2383 (_cpp_read_file): Don't check for NULL filenames any more.
2384 * cppinit.c (cpp_start_read): Don't do canonicalization of
2385 in_fname and out_fname. Use the passed file name exclusively.
2386 (_cpp_handle_options): Don't treat "-" as a command line option,
2387 but as a normal filename.
2388 (_cpp_post_options): Canonicalize in_fname and out_fname.
2389 * cppmain.c (printer_init): Don't check out_fname for NULL.
2390 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2391 (init_c_lex): Update, and use "" to represent stdin to CPP.
2394 2001-02-20 Will Cohen <wcohen@redhat.com>
2396 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2397 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2398 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2401 2001-02-20 Stan Shebs <shebs@apple.com>
2403 * config/rs6000/rs6000.c (output_cbranch): Output branches
2404 on separate lines instead of using ';' to separate.
2406 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2408 * cppinit.c (set_lang): Move builtin handling to...
2409 (init_builtins): ...here.
2410 (_cpp_create_reader): Move call to set_lang.
2412 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2414 * stmt.c (expand_return): If an attempt is made to return the
2415 error_mar_node, treat the return like a return without a value.
2417 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2419 * sibcall.c (skip_copy_to_return_value): Call
2420 identify_call_return_value here, and return orig_insn if it
2421 returns zero. Hardret and softret arguments now unnecessary.
2422 (call_ends_block_p): Don't call identify_call_return_value here.
2424 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2426 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2427 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2429 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2431 * pa.c (move_operand): Accept code to load the address of a
2432 symbol out of the DLT as a valid move operand.
2433 (print_operand, case 'A'): New to handle generating a DLT
2434 reference for a LO_SUM expression.
2435 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2436 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2438 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2440 * README, cpp.texi, gcc.texi, version.c: Update version number to
2442 * cpp.1, gcov.1, gcc.1: Regenerate.
2444 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2446 * cppfiles.c (stack_include_file): Generate dependencies
2447 here, and manage include_count here too.
2448 (PRINT_THIS_DEP): Delete.
2449 (_cpp_execute_include): Do not generate dependencies here,
2450 apart from the case of a missing header. Do not manage
2452 (_cpp_read_file): Leave dependency generation to
2455 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2457 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2458 target_cpu_default. Remove dead assignment to
2461 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2463 * regclass.c (contains_reg_of_mode): Make global.
2464 (init_reg_sets): Remove contains_reg_of_mode; take into account
2465 CLASS_MAX_NREGS when looking for the proper mode.
2466 (dump_regclass): Dump only classes considered for the pseudo.
2467 (regclass): Use contains_reg_of_mode.
2469 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2471 * gcc.c (do_spec_1): 'n' for printing notices.
2472 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2474 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2476 * reg-stack.c (next_flags_user): Use current_block->end
2477 (swap_rtx_condition): Look for next user if flags don't die;
2478 give up on CALL_INSNs; use current_block->end.
2480 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2482 * sibcall.c (call_ends_block_p): New function.
2483 (optimize_sibling_and_tail_recursive_call): Use it.
2485 2001-02-18 Kazu Hirata <kazu@hxi.com>
2487 * config/h8300/h8300.md: Update copyright.
2488 (andsi3): Do not output an extra newline character.
2490 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2492 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2493 FNDECL may be unused.
2495 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2496 follow jumps after first run.
2497 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2498 it doesn't change any jumps.
2500 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2502 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2503 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2504 (mostlyclean): Corresponding changes.
2505 * rtlanal.c (hard-reg-set.h): Include.
2506 (rtx_unstable_p): Do not treat the argument pointer specially
2507 if it is not a fixed register.
2508 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2510 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2512 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2513 against last real insn in basic block.
2514 Rework to avoid gotos.
2516 * Makefile.in (gcse.o): Now includes ggc.h.
2517 * gcse.c: Include ggc.h.
2518 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2519 (try_replace_reg): Remove warning of uninitialize variable.
2520 (process_insert_insn): Call invalid_insn_p to validate insn.
2521 * recog.c (insn_invalid_p): Now global.
2522 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2523 * recog.h (insn_invalid_p): New declaration.
2525 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2527 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2528 assignments from FP constants since 'Y' output code can't handle it.
2529 (eligible_for_sibcall_delay): Likewise.
2531 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2532 Call fancy_abort directly, passing args.
2533 (print_rtl_and_abort): Now a macro, like fancy_abort.
2535 * final.c (output_operand_lossage): Use internal_error, not error.
2537 2001-02-18 Shane Nay <shane@agendacomputing.com>
2539 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2540 structure shift insns.
2542 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2544 * invoke.texi (-fsquangle): Remove documentation.
2545 (-fname-mangling-version): Likewise.
2547 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2549 * optabs.c (expand_abs): Remove reference to
2550 HAVE_contitional_arithmetic.
2551 * combine.c (simplify_set): Likewise.
2553 2001-02-18 Richard Henderson <rth@redhat.com>
2555 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2558 2001-02-18 Richard Henderson <rth@redhat.com>
2560 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2562 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2564 * reload1.c (reload_cse_simplify_set): Fix typo.
2566 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2568 * diagnostic.c (_fatal_insn): Decrement errorcount.
2570 * invoke.texi (-I): Add note avoiding use for system header files.
2572 * rtl.h (add_clobbers): Remove duplicate declaration.
2573 * recog.h (added_clobbers_hard_reg_p): New declaration.
2574 * genemit.c (struct clobber_pat): New field has_hard_reg.
2575 (gen_insn): Record if added clobbers clobber hard reg.
2576 (gen_split): Avoid unused warning if number of operands is 0.
2577 (output_added_clobbers_hard_reg_p): New function.
2580 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2582 * pa.c (hppa_expand_prologue): Simplify code storing return
2583 pointer. For large (>=8k) frames with a post_store, adjust stack
2584 pointer by 8k-64 first rather than by 64. When testing with
2585 VAL_14_BITS_P, always use the actual value rather than the value
2586 negated. Add blockage to prevent scheduling of spills before
2587 stack frame has been created.
2588 (hppa_expand_epilogue): Simplify code loading return pointer.
2589 Allow a slightly larger range for merge_sp_adjust_with_load case.
2590 When testing with VAL_14_BITS_P, always use the actual value.
2592 * pa.c (pa_adjust_insn_length): Check that block move
2593 pattern is a set before looking at operands.
2595 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2597 * fold-const.c (fold_binary_op_with_conditional_arg): New
2598 function, split out from ...
2600 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2601 conditional arms that throw exceptions.
2603 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2606 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2608 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2609 define HAVE_DECL_* to 1 to mask potential backup declarations.
2610 * configure: Regenerated.
2612 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2614 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
2616 2001-02-17 Richard Henderson <rth@redhat.com>
2618 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2619 when replacing a memory load with a register.
2621 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2622 Jan Hubicka <jh@suse.cz>
2624 * recog.c (validate_replace_src_1): New.
2625 (validate_replace_src_data): Likewise.
2626 (validate_replace_src): Use note_uses.
2627 * rtl.h (note_uses): Declare.
2628 * rtlanal.c (note_uses): New.
2630 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
2632 * reg-stack.c (stack_def): Make field reg unsigned.
2633 (remove_regno_note): Unsignetize parameter.
2635 2001-02-16 Jes Sorensen <jes@linuxcare.com>
2637 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
2638 shladd_operand() call.
2640 2001-02-16 Bruce Korb <bkorb@gnu.org>
2641 Rodney Brown <RodneyBrown@mynd.com>
2643 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2644 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2645 machine restrictions
2646 * fixinc/fixincl.x: regen
2648 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2650 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
2652 (hash_scan_insn): Clean up calls to hash_scan_set.
2653 (compute_kill_rd): REGNO now unsigned.
2654 (try_replace_reg): Rework to use simplify_replace_rtx.
2655 (cprop_jump, cprop_cc0_jump): Likewise.
2656 (cprop_insn): Call find_reg_equal_equiv_note.
2657 Reflect changes to cprop_jump and cprop_cc0_jump.
2659 * recog.c (validate_replace_src): Replace in operands of
2660 ZERO_EXTRACT in SET_DEST.
2662 * cse.c (new_label_ref): New variable.
2663 (insert): Set it instead of recorded_label_ref.
2664 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
2665 CODE_LABEL for this function, and not already in REG_LABEL note.
2667 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
2669 * resource.c (mark_referenced_resources): Fix typo in introductory
2671 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
2674 2001-02-16 Jason Merrill <jason@redhat.com>
2676 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2678 (gen_subprogram_die): Don't abort on seeing a second definition if
2679 the previous one was abstract. Don't replace an abstract instance
2680 in the lookup table.
2682 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2683 gen_abstract_function.
2684 * dwarf2out.h: Declare it.
2685 * toplev.c (note_outlining_of_inline_function): New fn.
2686 * toplev.h: Declare it.
2687 * integrate.c (output_inline_function): Call it.
2688 * c-decl.c (duplicate_decls): Call it when redefining an extern
2689 inline. Don't inline the new defn.
2691 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2693 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2695 * .gdbinit: Rename to gdbinit.in.
2696 * gdbinit.in: New file,
2697 * configure.in: Generate .gdbinit from gdbinit.in.
2698 * configure: Regenerated.
2699 * Makefile.in (distclean): Always remove .gdbinit.
2701 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2703 * objc/objc-act.c (start_class): Register implemented_classes with
2706 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2708 * cppfiles.c (_cpp_make_system_header): Generate a file
2711 2001-02-15 Jim Meyering <meyering@lucent.com>
2713 * Makefile.in (install-common): Don't depend on installdirs here.
2714 Instead, make each of the lang.install-common targets (e.g.,
2715 c++.install-common in cp/Make-lang.in) depend on it.
2716 (install-driver): Depend on installdirs.
2718 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2720 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2722 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2725 2001-02-15 Mark Mitchell <mark@codesourcery.com>
2727 * invoke.texi (--param): Document.
2729 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
2731 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2733 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
2735 * i386.md (extendsfdf2_2): Fix constraints.
2737 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
2739 * i386.md (fop_df_3 splitter): Fix operand number.
2741 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
2743 * invoke.texi (-mreg-alloc): Nuke.
2744 * i386.c (ix86_reg_alloc_order, regs_allocated,
2745 order_regs_for_local_alloc): Nuke.
2746 (override_options): Kill reg_alloc code.
2747 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
2748 (REG_ALLOC_ORDER): SSE goes before I387.
2749 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
2750 (ix86_reg_alloc_order): Likewise.
2751 * i386-protos.h (ix86_reg_alloc_order): Kill.
2753 2001-02-14 Richard Henderson <rth@redhat.com>
2755 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2757 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
2759 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2761 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
2763 * i386-protos.h (ix86_memory_move_cost): Move offline.
2764 * i386.c (ix86_register_move_cost): Compute properly cost of
2765 SSE, MMX and i387 instructions.
2766 (*_cost): Add costs of SSE/MMX moves.
2767 (ix86_memory_move_cost): Move offline from ....; Likewise.
2768 * i386.h (MEMORY_MOVE_COST): .... here;
2769 (struct processor costs): Add new fields to represent costs
2772 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
2774 * regclass.c (init_reg_sets_1): Reinstall the optimization of
2775 move_cost together with Matt Kraai's fix.
2777 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2779 * Makefile.in (OBJS): Add params.o.
2781 2001-02-14 Richard Henderson <rth@redhat.com>
2782 DJ Delorie <dj@redhat.com>
2784 * jump.c (jump_optimize_1): When we delete a conditional jump
2785 preceeding a non-conditional jump to effectively the same place,
2786 make sure that the combined jump skips any clobber insns between
2789 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2791 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
2793 2001-02-14 Mark Mitchell <mark@codesourcery.com>
2795 * Makefile.in (toplev.o): Depend on params.h.
2796 (intergate.o): Likewise.
2797 (params.o): New target.
2798 * flags.h (inline_max_insns): Remove.
2799 * integrate.c: Include params.h.
2800 Use MAX_INLINE_INSNS instead of inline_max_insns.
2801 * params.c: New file.
2802 * params.h: Likewise.
2803 * params.def: Likewise.
2804 * toplev.c: Include params.h.
2805 (lang_independent_params): New variable.
2806 (decode_f_option): Use the param machinery instead of setting
2808 (independent_decode_option): Handle "--param name=value".
2809 (main): Register language-independent parameters.
2811 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
2813 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
2815 2001-02-14 Richard Henderson <rth@redhat.com>
2817 * regclass.c (init_reg_sets_1): Revert last two changes.
2819 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2821 * stor-layout.c (is_pending_size, put_pending_size): New functions.
2822 (variable_size): Call put_pending_size.
2823 * tree.h (is_pending_size, put_pending_size): Add prototypes.
2824 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
2825 sizes list, put newly created SAVE_EXPR there as well.
2827 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2829 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
2830 (errata_find_address_regs): load_group has only 2 entries.
2831 (errata_emit_nops): Likewise. shladd is not problematic.
2832 Clear last_group if nop was emitted.
2833 (fixup_errata): load_group has only 2 entries.
2836 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
2838 * c-lex.c (lex_number): Only warn traditionally for U suffix
2839 outside system macros.
2840 * cppexp.c (parse_number): Similarly.
2841 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
2842 * cppmacro.c (struct cpp_macro): New member node.
2843 (parse_args): Only warn about missing rest args if not
2845 (funlike_invocation_p): Similarly for uninvoked funlike macros.
2846 (cpp_sys_objmacro_p): New.
2847 (_cpp_create_definition): Store the node with the macro defn.
2848 Remember if the macro is defined in a system header.
2850 2001-02-13 DJ Delorie <dj@redhat.com>
2852 * configure.in (check_languages): determine languages to check
2853 * Makefile.in (check-c++): alias for check-g++
2854 (check-f77): alias for check-g77
2855 (CHECK_TARGETS): depend on configured languages
2857 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
2859 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2860 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2861 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2862 (sqrtextendsfdf2): Disable for SSE2.
2864 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2866 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2867 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2868 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2869 (sqrtextendsfdf2): Disable for SSE2.
2871 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
2873 * i386.md (movsfcc_1): Support integer cmove instruction.
2874 (movdfcc_1): Likewise; new splitter.
2876 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
2878 * i386.c (output_fp_compare): Support SSE.
2879 (prepare_fp_compare_args): SSE comparisons always support memory.
2880 * i386.h (TARGET_CMOVE): SSE imply cmove.
2881 * i386.md (cmp?f2): Enable for SSE too.
2882 (cmpfp_i*): Support SSE.
2884 (cmpfp_i_sse_only): New.
2885 (s*, b* fp expanters): Enable for SSE too.
2886 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
2889 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
2891 * regclass.c (init_reg_sets_1): Silence warning.
2893 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
2895 * i386.md (sqrt?f2): Change to expander.
2896 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
2898 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2900 * rtlanal.c (find_reg_equal_equiv_note): New function.
2901 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
2902 (simplify_gen_relational, simplify_replace_rtx): Likewise.
2903 * rtl.h: Add declarations for above functions.
2905 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
2907 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
2909 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
2910 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
2911 * flow.c (mark_regs_live_at_end): Likewise.
2912 (calculate_global_regs_live): Likewise.
2913 * gcse.c (compute_hash_table): Likewise.
2914 (compute_kill_rd): Likewise.
2915 * resource.c (mark_target_live_regs): Likewise.
2916 * rtl.h (INVALID_REGNUM): New macro.
2918 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
2920 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
2922 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
2924 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
2927 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
2929 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
2931 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
2932 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
2933 (fop_sf_1_sse, fop_df_1_sse): New patterns
2934 (fop_*): Disable float_extend and float patterns for SSE compilation.
2935 * i386.c (output_387_binary_op): Support SSE.
2937 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
2939 * i386.md (dummy_extendsfdf2): Support SSE2
2940 (extendsfdf2): Enable if 80387 or SSE2.
2941 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
2942 and no MIX_I387_SSE2
2943 (extendsfdf2_1_sse_only): New pattern.
2944 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
2946 (truncdfsf2_1): Support SSE.
2947 (truncdfsf2_2): Support SSE.
2948 (truncdfsf2_2_1_sse): New pattern.
2949 (fixtruncsfsi2): Always use SSE if available.
2950 (fix_truncsfsi_sse): New pattern.
2951 (fix_truncdfsi_sse): New pattern.
2952 (floatsis?f2): Support SSE.
2953 (floatsidf2_i387): New pattern.
2954 (floatsidf2_sse): Likewise.
2956 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2958 * configure.in: Use "have_gnat" variable, not "gnat".
2959 * configure: Regenerated.
2961 * config/sparc/sparc.c (function_value): Treat all non-record
2962 aggregate types like used to treat UNION_TYPE.
2964 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
2966 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
2967 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
2969 (MASK_MIX_SSE_I387): New.
2970 (TARGET_SSE): SSE2 imply SSE.
2971 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
2972 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
2973 (enum reg_class): Add new classes.
2974 (REG_CLASS_NAMES): Likewise.
2975 (REG_CLASS_CONTENTS): Likewise.
2976 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
2977 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
2978 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
2979 (CLASS_MAX_NREGS): Use new macros.
2980 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
2981 * i386.md (pushsf, movsf): Support SSE.
2982 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
2983 splitters to use ANY_FP_REGNO_P.
2984 (movdf_nointeger, movdf_integer): Likewise.
2986 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2988 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2989 (try_combine): Use it.
2991 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
2993 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
2994 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
2995 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
2996 (REGISTER_MOVE_COST): Likewise.
2997 * i386-protos.h (ix86_secondary_memory_needed,
2998 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
2999 * i386.c (ix86_secondary_memory_needed,
3000 ix86_preferred_reload_class, ix86_register_move_cost): New function.
3002 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
3004 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
3005 (HARD_REGNO_MODE_OK): Move offline to ....
3006 * i386.c (ix86_hard_regno_mode_ok) ... here;
3007 refuse all incorrect modes.
3008 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
3010 2001-02-13 Richard Henderson <rth@redhat.com>
3012 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
3013 entire operator; replicate that and match_dup the operands.
3014 (cmp_ccx_arith_op_set): Likewise.
3015 (cmp_cc_arith_op_not_set): Likewise.
3016 (cmp_ccx_arith_op_not_set): Likewise.
3018 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3020 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
3022 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3024 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
3025 (TARGET_NO_BITFIELD_WORD): New macro.
3026 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
3027 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
3029 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3031 * cselib.c: New file, from simplify-rtx.c.
3032 * simplify-rtx.c: Remove cselib parts.
3033 * Makefile.in: Add cselib.o.
3035 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3037 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
3038 (setup_incoming_varargs): Remove warning.
3040 * config/rs6000/rs6000.c (validate_condition_mode): When
3041 flag_fast_math, allow floating-point conditionals to be reversed.
3042 (rs6000_generate_compare): When flag_fast_math, don't generate
3043 cror operations for FP conditionals.
3045 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
3047 (ASM_SPEC): Likewise.
3048 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
3049 (CC1_SPEC): Likewise.
3050 (LINK_TARGET_SPEC): Likewise.
3051 (CPP_ENDIAN_SPEC): Likewise.
3052 * Makefile.in (check-consistency): New target.
3054 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
3056 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
3057 "return type defaults" warning for functions with return type
3059 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
3060 function declarations by default rather than only when pedantic.
3062 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
3064 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
3067 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3069 * extend.texi (Deprecated): Deprecate new initializer lists.
3071 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3073 * mkdeps.c (deps_add_default_target): Robustify. Add
3074 basename component only.
3075 * cpp.texi (-M): Describe how default target is generated.
3076 * invoke.texi (-M): Likewise.
3078 2001-02-12 Kazu Hirata <kazu@hxi.com>
3080 * toplev.c (push_float_handler): Remove.
3081 (pop_float_handler): Remove.
3082 * toplev.h: Remove prototypes for the above functions.
3084 2001-02-12 Jakub Jelinek <jakub@redhat.com>
3086 * c-common.c (constant_fits_type_p): New function.
3087 (convert_and_check): Use it.
3089 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3091 * Makefile.in (GXX_ABI_FLAG): Don't define.
3092 * configure.in (--enable-new-gxx-abi): Remove option.
3093 * config.in: Regenerated.
3094 * configure: Likewise.
3096 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
3098 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
3100 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
3101 regular basic block, and arrange for all edges into it to switch
3104 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3106 * Makefile.in (distclean): Do not remove .gdbinit.
3108 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3110 * Makefile.in (gcc.o): Fix typos.
3111 (protize.o): Likewise.
3112 (unprotoize.o): Likewise.
3114 2001-02-11 Richard Henderson <rth@redhat.com>
3116 * tree.c (build1): Check for null operand in last change.
3118 2001-02-11 Richard Henderson <rth@redhat.com>
3120 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
3121 (fold): Don't assume a constant isn't foldable.
3122 * tree.c (build): Set TREE_CONSTANT for an expression with no
3123 side-effects and constant operands.
3126 2001-02-10 Richard Henderson <rth@redhat.com>
3128 * jump.c (squeeze_notes): Revert 2000-05-12 change.
3130 2001-02-10 Anthony Green <green@redhat.com>
3132 * cpp.texi (Standard Predefined): Add documentation for
3135 * c-common.c (combine_strings): Improve warning message.
3137 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
3139 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
3141 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
3143 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
3145 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
3148 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3150 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
3153 2001-02-09 Nick Clifton <nickc@redhat.com>
3155 * config/arm/arm.md: Change output contraint on post inc
3156 load/store multiple patterns to be a read/write contraint.
3158 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
3160 * gcc.c (cpp_options): Delete .d files on error. Don't delete
3161 .o files when using the -M options.
3163 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3164 David Edelsohn <edelsohn@gnu.org>
3166 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
3167 handle DImode constants. Use one TOC entry for SImode and smaller
3168 constants, aligned properly.
3170 2001-02-08 Jason Merrill <jason@redhat.com>
3172 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
3173 about the SP adjustment for saving the static chain pointer.
3174 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
3175 offset when setting a temporary CFA register.
3177 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
3179 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
3180 powerpc-*-chorusos* .
3181 * config/rs6000/chorus.h : New file.
3182 * config/i386/chorus.h : New file.
3183 * config/sparc/chorus.h : New file.
3184 * config/sparc/t-chorus-elf : New file.
3186 2001-02-08 David Edelsohn <edelsohn@gnu.org>
3188 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
3189 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
3190 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
3191 (__WCHAR_TYPE__): Correct macro name.
3193 2001-02-08 Richard Henderson <rth@redhat.com>
3195 * config/i386/i386.c (ix86_frame_pointer_required): New.
3196 (ix86_setup_frame_addresses): New.
3197 (struct machine_funciton): Add accesses_prev_frame.
3198 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
3199 ix86_frame_pointer_required.
3200 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
3201 (SETUP_FRAME_ADDRESSES): New.
3202 * config/i386/i386-protos.h: Update.
3203 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
3204 from FRAME_POINTER_REQUIRED.
3205 * config/i386/svr3gas.h: Likewise.
3206 * config/i386/sysv3.h: Likewise.
3207 * config/i386/v3gas.h: Likewise.
3209 2001-02-08 Richard Henderson <rth@redhat.com>
3211 * config/sparc/sparc.c (function_arg_record_value_3): Fix
3212 calculation of the number of integer registers required.
3213 (function_arg_record_value): Likewise.
3215 2001-02-08 Jason Merrill <jason@redhat.com>
3217 * diagnostic.c (internal_error): Say "confused" after 1 error, not
3218 two. Print file and line with "confused" message.
3220 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
3222 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3224 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
3226 2001-02-08 Bernd Schmidt <bernds@redhat.com>
3228 * final.c (cleanup_subreg_operands): The address of a MEM can
3231 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
3234 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
3236 * gcc.texi (Incompatibilities): Update documentation of
3237 preprocessing numbers.
3239 2001-02-07 Jakub Jelinek <jakub@redhat.com>
3241 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
3243 2001-02-07 Mark Mitchell <mark@codesourcery.com>
3245 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
3247 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
3248 * gcc.c (struct compiler): Add cpp_spec field.
3249 (input_file_compiler): New variable.
3250 (do_spec_1): Allow a particular compiler to handle `%C'
3252 (main): Store the current compiler in input_file_compiler.
3253 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
3255 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
3257 * cpphash.h (struct spec_nodes): Add n_true and n_false.
3258 * cppinit.c (cpp_create_reader): Initialize them.
3259 (append_include_chain): cxx_aware arg might be unused.
3260 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
3261 keywords and give them their phase 7 meaning. Pedwarn about
3262 this unless '__bool_true_false_are_defined' is defined.
3264 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3266 * lcm.c (optimize_mode_switching): Emit mode_set before the
3267 JUMP_INSN of an abnormal edge.
3269 2001-02-07 Bernd Schmidt <bernds@redhat.com>
3271 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
3272 a scheduling barrier at the end.
3274 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
3276 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3278 * config/sh/sh.md (reload_outsf): Removed.
3279 (movsf_ie): Introduce constraints for FPUL loads and stores.
3280 (reload_insf): Broaden the output constraint.
3282 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
3284 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3285 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
3287 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
3289 * final.c: Revert my previous changes.
3290 * output.h: Make profile_label_no extern.
3291 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
3292 for generating label.
3294 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
3296 * config/i386/djgpp.h: Add comments about standard paths.
3297 (MD_EXEC_PREFIX): Undefine before defining.
3298 (MD_STARTFILE_PREFIX): New.
3300 2001-01-30 Bruce Korb <bkorb@gnu.org>
3302 fixinc/fixincl.c(process): Emit error message only if appropriate :)
3303 (load_file): do not rely on load_file_data() to close file pointer
3304 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
3305 fixinc/inclhack.def(irix_limits_const): add test_text
3307 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3309 * cppexp.c (parse_defined): Improve diagnostics for invalid
3312 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3314 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
3316 2001-02-06 Mark Mitchell <mark@codesourcery.com>
3318 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
3319 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
3320 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
3321 (rs6000_output_symbol_ref): New function.
3322 (output_toc): Use VTABLE_NAME_P.
3324 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3326 * print-tree.c (print_node, case PARM_DECL):
3327 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
3329 * stor-layout.c (reference_types_internal): New variable.
3330 (internal_reference_types): New function.
3331 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
3332 * tree.h (internal_reference_types): New declaration.
3334 * cse.c (find_best_addr): Fix typo in computing cost.
3336 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3338 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
3339 and this is the sum of a pointer and a constant, we know the result
3341 (num_sign_bit_copies, case PLUS): Likewise.
3342 * explow.c (convert_memory_address): Remove opposite SUBREG.
3343 * function.c (instantiate_new_reg): New function (from common code).
3344 (instantiate_virtual_regs_1): Call it.
3345 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
3346 if pointers sign- or zero-extend.
3347 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
3348 If pointers extend unsigned, use inside of SUBREG.
3349 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
3351 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
3353 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
3354 subdir of gcc_gxx_include_dir.
3355 (gcc_gxx_target_include_dir): Remove.
3357 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
3359 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
3360 (dwarf2out_frame_debug_expr): Revise introductory comments to add
3361 a high-level description.
3363 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
3365 * final.c: Move the declaration of profile_label_no to ...
3366 * output.h: ... here.
3367 * function.c (expand_function_start): Call PROFILE_HOOK.
3368 * config/rs6000/aix.h: Define PROFILE_HOOK.
3369 * config/rs6000/rs6000-protos.h: output_profile_hook new.
3370 * config/rs6000/rs6000.c (output_profile_hook): Define.
3371 (output_prolog): Do nothing for ABI_AIX as it is taken care by
3372 output_profile_hook.
3373 tm.texi : Explain new macro PROFILE_HOOK.
3375 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3377 * extend.texi (Extended Asm): Do not say that semicolon is always
3378 a valid line-breaking character for GNU assemblers. Use
3379 newline-tab as the most commonly supported syntax. Use
3380 newline-tab rather than semicolon in multi-insn examples.
3382 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3384 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3386 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3387 David Edelsohn <edelsohn@gnu.org>
3389 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3390 code for AIX, even without flag_pic.
3392 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3394 * c-typeck.c (common_type): push and pop binding level around
3395 calling common_type on function parameters.
3397 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3399 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3401 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3403 * config/mips/mips.c (override_options): Fix typo in last change.
3404 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3405 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3407 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3409 * invoke.texi (-fdump-class-layout): Document.
3410 (-fdump-translation-unit): Use `=' as filename separator.
3412 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3414 * Makefile.in (s-mlib): Don't build multilibs if
3416 (DRIVER_DEFINES): Adjust accordingly.
3418 (protoize.o): Likewise.
3419 (unprotoize.o): Likewise.
3420 * configure.in: Recognize --enable-multilib.
3422 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3424 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3426 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3427 * configure.in: Remove --enable-libstdcxx_v3 support.
3428 * configure: Regenerated.
3430 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3432 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3433 Call abort instead of fatal.
3434 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3435 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3436 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3437 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3438 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3439 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3441 * diagnostic.h (set_internal_error_function): Renamed.
3442 * toplev.h (internal_error): Renamed from fatal.
3443 (pfatal_with_name): Deleted.
3444 (fatal_io_error): Now has printf-style arguments.
3445 * diagnostic.c (pfatal_with_name): Deleted.
3446 (fatal_io_error): Rework to have args in printf-style.
3447 (set_internal_error_function): Renamed from set_fatal_function.
3448 (internal_error): Renamed from fatal.
3449 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3450 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3451 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3452 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3453 * flow.c (verify_flow_info): Likewise.
3454 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3455 * config/mips/mips.c (save_restore_insns): Likewise.
3457 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3458 * flow.c (verify_flow_info): Likewise.
3459 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3460 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3461 (avr_normalize_condition): Likewise.
3462 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3463 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3464 (limit_reload_class, double_reg_to_memory): Likewise.
3465 (print_operand_address, emit_1600_code_shift): Likewise.
3466 (gen_tst_reg, gen_compare_reg): Likewise.
3467 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3468 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3470 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3472 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3473 * objc/objc-act.c (build_ivar_chain): Likewise.
3474 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3476 * graph.c (clean_graph_dump_file): Likewise.
3477 * profile.c (init_branch_prob): Likewise.
3478 * objc/objc-act.c (objc_init): Likewise.
3480 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3481 * config/avr/avr.c (avr_override_options): Likewise.
3482 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3483 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3484 * config/h8300/h8300.c (h8300_init_once): Likewise.
3485 * config/mips/mips.c (override_options): Likewise.
3486 * config/i386/i386.c (override_options): Likewise, rework.
3487 * config/m68k/m68k.c (override_options): Likewise.
3489 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3491 * config/mips/mips.c (print_operand): Likewise.
3492 * hash.c (hash_allocate): Don't check for failure returns from
3493 obstack functions that can't fail.
3494 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3495 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3496 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3497 (get_object_reference): Likewise.
3499 2001-02-04 Nick Clifton <nickc@redhat.com>
3501 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3502 StrongARM1110, 10TDMI, and 1020T.
3504 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3506 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3508 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3510 * config/sh/sh.md (movdf load split): Pass register number to
3511 FP_OR_XD_REGISTER_P.
3513 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3515 * cppinit.c (BC): New macro.
3516 (builtin_array): Add __GXX_WEAK__.
3517 * cpplib.h (builtin_type): Add BT_WEAK.
3518 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3519 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3520 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3522 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3524 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3526 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3528 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3529 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3531 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3533 * cpphash.h: Rename ALIGN _ALIGN.
3534 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3536 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3538 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3539 compilation environment.
3540 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3541 control over location of cygwin includes and libs.
3543 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3545 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3547 2001-02-02 lars brinkhoff <lars@nocrew.org>
3549 * md.texi (Standard Names): remove reference to spur.md.
3551 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3553 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3554 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3555 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3556 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3557 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3559 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3561 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3562 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3563 number before reload.
3564 (c4x_adjust_cost): Return zero before reload.
3565 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3566 split before reload.
3568 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3570 * c4x.c (c4x_hard_regno_rename_ok): New.
3571 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3572 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3574 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3576 * diagnostic.h: Add missing "extern" in all declarations.
3578 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3580 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3581 as for gcc_gxx_include_dir.
3583 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
3585 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
3587 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3589 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
3590 label before alignment to be used as the braf base address.
3591 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
3593 (casesi_jump_2): Require at least TARGET_SH2.
3595 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
3596 truncation to 32-bit doubles on -m3e and -m4-single-only.
3598 2001-02-02 Mark Mitchell <mark@codesourcery.com>
3600 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
3601 the default when building a shared object.
3602 (init_spec): Use it.
3603 * testsuite/lib/g++.exp: Include the directory where libgcc
3604 is located to the LD_LIBRARY_PATH list.
3605 * invoke.texi (-shared-libgcc): Document the cases in which
3606 GCC defaults to using the shared libgcc.
3608 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3610 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
3611 unsigned is wide enough.
3613 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
3614 (si_to_float): Likewise.
3615 (float_to_si, float_to_usi): Use BITS_PER_SI.
3617 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3619 * dwarf2out.c: Added explanation of abbreviations.
3620 (def_cfa_1): Added comments listing DWARF2 instructions.
3621 (cfa_temp_reg): Removed in favor of cfa_temp.
3622 (cfa_temp_value): Removed in favor of cfa_temp.
3623 (cfa_temp): New global variable.
3624 (dwarf2out_frame_debug_expr): Added extensive introductory
3625 comments explaining the function's transformations. Revised to
3626 use cfa_temp. Added some rtx checking. Generalize IOR case.
3627 (dwarf2out_frame_debug): Revised to use cfa_temp.
3628 (output_aranges): Cast as "unsigned" to avoid warning.
3629 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
3630 explain which instructions must be marked.
3632 2001-02-01 Richard Henderson <rth@redhat.com>
3634 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
3637 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3639 * config/sh/crt1.asm (main_k): Modified so that start calls
3640 ___setup_argv_and_call_main.
3642 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
3644 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
3645 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
3646 and AVOID_LPASTE is cleared on meeting an unescaped newline.
3647 * cppmacro.c (builtin_macro): Set builtin flags here.
3648 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
3649 (replace_args): Clarify intent.
3650 (cpp_get_token): Macro expansion tokens get the saved flags.
3652 * cppmain.c (scan_buffer): Remove now-redundant print.printed
3655 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3657 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
3660 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3662 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
3663 returns Pmode pseudo, but we need ptr_mode.
3664 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
3665 Remove bogus conversions; use HOST_WIDE_INT for size.
3666 Don't use TARGET if wrong mode.
3668 * config/i386/i386.c (ix86_compute_frame_size): Allow
3669 stack_alignment_needed to be non-default even if size is zero.
3671 2001-01-31 Alan Modra <alan@linuxcare.com.au>
3673 * (hppa_init_pic_save): Emit the pic offset table
3674 reg save after last_parm_insn.
3675 * pa.c (hppa_init_pic_save): New function.
3676 * pa.h (hppa_init_pic_save): Declare.
3677 * pa.md (call, call_value, sibcall, sibcall_value): Use
3678 the above instead of duplicated code.
3680 * pa.c (hppa_encode_label): Correct size of alloca buffer
3681 so we don't overrun it. Correct leading `*' case.
3682 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
3683 need to handle `*@'.
3684 (FUNCTION_NAME_P): Likewise.
3686 2001-01-31 Richard Henderson <rth@redhat.com>
3688 * config.gcc (alpha-osf5): Use float-i128.h.
3690 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
3691 * config/float-i32.h: Likewise.
3692 * config/float-i64.h: Likewise.
3693 * config/float-sh.h: Likewise.
3694 * config/float-sparc.h: Likewise.
3696 2001-01-31 DJ Delorie <dj@redhat.com>
3698 * expmed.c (extract_bit_field): allow non-integral modes if we
3699 want to extract a whole register from itself.
3701 2001-01-31 Jakub Jelinek <jakub@redhat.com>
3703 * c-typeck.c (set_init_index): If first is equal to last, assume as
3704 if it was not a range at all.
3706 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3708 * config/fp-bit.c: Include tm.h.
3709 (float_to_si): Don't assume SImode is 32-bits wide.
3710 (float_to_usi): Likewise.
3712 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
3714 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
3716 (typename): Call pending_xref_error after parsing typed_typespecs.
3717 * c-decl.c (lookup_tag): Give error immediately rather than
3718 leaving it pending if the tag of the wrong type is in the same
3720 (xref_tag): Don't pedwarn for forward declarations of enum types
3722 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
3725 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3727 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
3729 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3731 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
3732 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
3734 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3736 * cpphash.h (struct cpp_reader): New saved_flags.
3737 * cppmacro.c (cpp_get_token): Use saved_flags to remember
3738 to avoid a paste after a pasted token.
3740 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3742 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
3743 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
3744 Wtype_MIN instead of LONG_MIN.
3746 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3748 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
3750 * fixinc/fixincl.x: Regenerated.
3751 * fixinc/inclhack.def (irix_limits_const): New definition to
3752 convert "const" to "__const" in limits.h.
3754 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3756 * fixinc/genfixes (AG): Fix "autogen4" thinko.
3758 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3760 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
3761 when register dies in the insn.
3763 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3765 * diagnostic.c (fatal): Fix word wrap.
3767 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
3769 * combine.c (try_combine): Fix SUBREG setting for
3770 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
3772 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3774 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
3777 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3779 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
3781 * toplev.c (decode_W_option): Update warn_larger_than
3782 unconditionally for each processed switch.
3784 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3786 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
3788 (hppa_expand_prologue): Delete code to save pic offset table register
3789 in the function prologue.
3790 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
3791 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
3792 table register at the beginning of the function after the prologue.
3794 2001-01-29 lars brinkhoff <lars@nocrew.org>
3796 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
3798 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3799 Jeff Law <law@redhat.com>
3801 * pa.md (return): Revise comment for trivial return.
3802 (return_internal): Non-trivial return pattern for non-PIC code.
3803 (return_internal_pic): Non-trivial return pattern for PIC code.
3804 It uses the PIC register to ensure it is restored after
3806 (epilogue): Generate appropriate return for PIC and non-PIC code.
3808 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
3810 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
3812 2001-01-29 DJ Delorie <dj@redhat.com>
3814 * combine.c (if_then_else_cond): Pass the correct mode to
3815 operand_subword() for constants.
3817 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
3819 * config/i386/cygwin.h: Add w32api to include search. Search different
3820 directories in a cross-build environment.
3822 2001-11-29 Tim Josling <tej@melbpc.org.au>
3824 * tree.h (TYPE_STUB_DECL): Add documentation.
3826 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
3828 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
3829 (sdbout_field_types): Likwise. Fix use of host_integerp.
3831 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
3833 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
3836 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
3838 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
3839 to use flag_gnu_linker.
3841 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3843 * cpplib.c (T_BAD_DIRECTIVE): Remove.
3844 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
3846 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
3848 * tree.c, tree.h (build_parse_node): Remove; was identical to
3850 * c-lang.c (start_cdtor), objc/objc-act.c
3851 (build_module_descriptor): Use build_nt instead of
3854 2001-01-29 Jakub Jelinek <jakub@redhat.com>
3856 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
3857 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
3858 not have any upper bits set.
3860 2001-01-29 Phil Edwards <pme@sources.redhat.com>
3862 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
3864 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3866 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
3868 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
3870 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
3871 (integer_minus_one_node): Define.
3873 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
3875 * Makefile.in (bootstrap2-lean): Fix typo.
3877 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
3879 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
3880 : Don't set fe_value.
3881 * cpplib.h (AVOID_LPASTE): New flag.
3882 (struct cpp_hashnode): Remove fe_value.
3883 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
3884 * cppmacro.c (builtin_macro): Don't set flags here.
3885 (replace_args): Set AVOID_LPASTE flag on first token of an
3886 argument, and the token following it.
3887 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
3888 macro expansion, and on the token following it. Do it for
3890 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
3892 2001-01-27 Richard Henderson <rth@redhat.com>
3894 * config/alpha/t-ieee: Remove multilibbing.
3895 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3897 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3899 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
3901 * Makefile.in: Remove all dependencies on defaults.h.
3902 * builtins.c: Don't include defaults.h.
3903 * c-common.c: Likewise.
3904 * c-decl.c: Likewise.
3905 * c-pragma.c: Likewise.
3906 * c-typeck.c: Likewise.
3907 * combine.c: Likewise.
3909 * frame-ia64.c: Likewise.
3910 * cppexp.c: Likewise.
3911 * crtstuff.c: Likewise.
3912 * dbxout.c: Likewise.
3913 * dwarf2out.c: Likewise.
3914 * dwarfout.c: Likewise.
3915 * emit-rtl.c: Likewise.
3916 * except.c: Likewise.
3918 * final.c: Likewise.
3919 * frame-dwarf2.c: Likewise.
3920 * libgcc2.c: Likewise.
3921 * optabs.c: Likewise.
3922 * profile.c: Likewise.
3923 * sdbout.c: Likewise.
3924 * toplev.c: Likewise.
3925 * tradcif.y: Likewise.
3927 * varasm.c: Likewise.
3929 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3931 * builtins.c (expand_builtin_fputs): Use size_one_node when
3932 transforming into fwrite.
3934 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3936 * extend.texi (Attribute Syntax): New section.
3938 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3940 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3941 they didn't need fixing.
3943 2001-01-27 Janis Johnson <janis@us.ibm.com>
3945 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3947 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3948 to remove macro definitions that are duplicated from elfos.h.
3950 2001-01-27 Richard Henderson <rth@redhat.com>
3952 * config/i386/sco5gas.h: Move ...
3953 * config/usegas.h: ... here.
3954 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3956 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3958 * c-typeck.c (struct constructor_stack): Add range_stack member.
3959 (really_start_incremental_init): Clear it.
3960 (push_init_level): Save constructor_range_stack and clear it if
3961 pushing explicit braces.
3962 (pop_init_level): abort if constructor_range_stack is non-zero at
3963 explicit closing brace. Restore saved constructor_range_stack if
3966 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3968 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3969 into register was forced into memory.
3971 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3973 * Makefile.in: Remove uses of + before $(MAKE).
3975 2001-01-26 Richard Henderson <rth@redhat.com>
3977 * stmt.c (cost_table): Remove.
3978 (COST_TABLE, cost_table_initialized): New.
3979 (estimate_case_costs): Use the later instead of the former.
3980 (balance_case_nodes): Likewise.
3982 2001-01-26 Richard Henderson <rth@redhat.com>
3984 * alias.c (objects_must_conflict_p): Read-only slots may not
3985 conflict despite having the same type.
3987 2001-01-27 Michael Hayes <mhayes@redhat.com>
3989 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3991 (check_ext_dependant_givs): Initialise u_start_val and
3993 (load_mems): Make last_max_reg unsigned.
3994 (try_swap_copy_prop): Use INSN_P and initialise set.
3996 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3998 * README.AVR : Removed.
4000 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
4002 * pa-64.h (text_section): Remove declaration.
4004 * pa.md (return_internal): Remove mode on PIC register use.
4006 2001-01-25 lars brinkhoff <lars@nocrew.org>
4008 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
4009 ASM_CLOSE_PAREN): fix typos.
4011 2001-01-25 Mark Mitchell <mark@codesourcery.com>
4013 * acconfig.h: Define `const' to the empty string if neither
4014 __STDC__ nor __cplusplus is defined.
4015 * config.in: Regenerated.
4017 2001-01-25 David Edelsohn <edelsohn@gnu.org>
4019 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
4020 * collect2.c (main): Delete importf. Add ".obj" file extension.
4021 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
4022 (aix_std_libs): Add additional AIX libraries to skip.
4023 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
4024 * config/rs6000/aix51.h: New file.
4026 2001-01-25 Michael Hayes <mhayes@redhat.com>
4028 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
4029 (loop_insn_emit_before): No longer static.
4030 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
4031 (loop_givs_rescan, load_mems): Likewise.
4032 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
4033 (maybe_eliminate_biv_1):
4034 (move_movables): Replace emit_call_insn_before with
4035 loop_call_insn_hoist.
4036 * loop.h (loop_insn_emit_before): Add.
4037 * unroll.c (copy_loop_body): Replace emit_insn_before with
4038 loop_insn_emit_before.
4040 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
4042 * diagnostic.c (fatal): Request preprocessed source.
4044 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
4046 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
4047 olddecl has argument types and newdecl has none, use the argument
4050 2001-01-24 Ulrich Drepper <drepper@redhat.com>
4052 * dwarf2out.c (prefix_of): New function. Determine longest common
4053 prefix of the two arguments. The units are whole path components.
4054 (output_file_names): When adding a new directory find the one entry
4055 with the longest common prefix already in the list. Artificially
4056 generate entry if there is none for this prefix.
4057 Fix test to check whether the zeroth directory entry is used.
4059 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
4061 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
4062 Changed all callers. Take it into account when deciding if a
4063 previously loaded value matches.
4065 2001-01-24 Richard Henderson <rth@redhat.com>
4067 * reload.c (find_reloads_subreg_address): Fail the substitution
4068 if the resulting address is insufficiently aligned.
4070 2001-01-24 DJ Delorie <dj@redhat.com>
4072 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
4073 check the original operand's mode also.
4074 * simplify-rtx.c (simplify_ternary_operation): Ditto.
4076 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4078 * c-parse.in (cast_expr): Move compound literals from here ...
4079 (primary): ... to here. Use standard terminology "compound
4080 literal" instead of "constructor expression".
4082 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4084 * gcc.1, cpp.1: Regenerate.
4086 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
4088 * calls.c (emit_library_call_value_1): Memory slot for
4089 pass-by-reference argument should have the mode of the argument,
4090 not of the pointer to it.
4092 2001-01-24 Tom Tromey <tromey@redhat.com>
4094 * gcc.texi (G++ and GCC): Mention gcj manual.
4095 (Standards): Link to section of manual mentioning gcj/Java
4098 2001-01-24 Jakub Jelinek <jakub@redhat.com>
4100 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
4101 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
4102 * tradcpp.c (main): Add -imacros or -include'd dependencies
4104 * cpp.texi (-M, -MM): Document -M -include behaviour.
4106 2001-01-24 Roger Collins <roger@ProProject.com>
4108 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
4110 2001-01-24 Will Cohen <wcohen@redhat.com>
4112 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
4113 whether registers are 32 bits or 64 bits in size.
4115 2001-01-24 Ben Elliston <bje@redhat.com>
4117 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
4119 2001-01-24 Richard Henderson <rth@redhat.com>
4121 * config/alpha/alpha.md (builtin_longjmp_internal): New.
4122 (builtin_longjmp): Use it instead of emit_indirect_jump.
4124 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
4126 * bb-reorder.c (make_reorder_chain_1): Handle case where
4127 jump edge goes to the same block as the fallthru edge.
4129 2001-01-23 Jim Wilson <wilson@redhat.com>
4131 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
4132 * frame.h (__ia64_personality_v1): Add prototype.
4133 * libgcc2.c (ia64_throw_helper): Change personality declaration to
4134 prototype form. Add void * cast to first argument to personality
4136 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
4137 (asctoe113): Likewise.
4138 * config/ia64/frame-ia64.c: Include eh-common.h.
4139 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
4141 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
4143 (itanium_split_issue): Add prototype.
4144 (gen_nop_type): Ifdef out.
4145 (find_best_packet): Initialize best_packet.
4146 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
4148 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
4149 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
4150 (flushrs): Add explicit stop bit at end.
4151 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
4154 2001-01-23 Chris Demetriou <cgd@broadcom.com>
4156 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
4158 * libgcc2.c (__terminate_func): Make variable static.
4159 (__terminate_set_func): New function to set __terminate_func.
4160 * libgcc2.h (__terminate_func_ptr): New typedef.
4161 (__terminate_set_func): New function.
4163 2001-01-23 Richard Henderson <rth@redhat.com>
4165 * flow.c (init_propagate_block_info): Don't consider unchanging
4166 memories for dead frame store elimination.
4168 2001-01-23 Richard Henderson <rth@redhat.com>
4170 * varasm.c (UNIQUE_SECTION): Move default implementation ...
4171 * defaults.h: ... here.
4173 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4175 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
4177 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
4179 * c-lex.c (lex_charconst): Fix typo: s/p/str.
4181 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4183 * rs6000.h (rs6000_return_addr): Move prototype from here...
4184 * rs6000-protos.h (rs6000_return_addr): ...to here.
4185 (rs6000_init_expanders): Delete prototype.
4187 2001-01-23 Nick Clifton <nickc@redhat.com>
4189 * invoke.texi: Replace , with \, inside @gccoptlist macros.
4190 (Spec Files): Document %B and %j and %. and %v3 and %M and
4191 %{S*&T} spec switches.
4193 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4195 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
4197 2001-01-23 Chris Demetriou <cgd@sibyte.com>
4198 Neil Booth <neil@daikokuya.demon.co.uk>
4200 * cpperror.c: Merge handlers of PEDWARN and WARNING.
4201 Have -Werror make pedantic warnings errors, like the
4204 2001-01-23 Phil Edwards <pme@sources.redhat.com>
4206 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
4208 2001-01-23 Jakub Jelinek <jakub@redhat.com>
4210 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
4211 * integrate.c (expand_inline_function): Initialize them.
4212 (subst_constants): If changing COMPARE so that both its arguments
4213 will be VOIDmode and the comparison mode will be lost, note
4214 compare_mode. Use the recorded compare_mode to optimize
4217 2001-01-23 Jason Merrill <jason@redhat.com>
4219 * dwarf2out.c (new_die): Use xcalloc.
4220 (output_die): Abort rather than emit a local reference to offset 0.
4222 2001-01-17 Andrew Haley <aph@redhat.com>
4224 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
4225 of a saved register; return NULL instead.
4226 (copy_reg): Take a pointer to a source register rather than a
4228 (next_stack_level): Remember the address in the stack frame of all
4230 Use the saved register pointer array as the source of the CFA.
4231 (throw_helper): Rewrite. Unwind once rather than twice and keep
4232 track of saved registers as we go.
4234 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4236 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
4237 * c4x.c (c4x_legitimize_reload_address): Remove.
4238 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
4239 reload address for ldp(k) insn.
4241 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
4243 * pa.md (return_internal): Add a USE of the PIC register to ensure
4244 it is restored after each call.
4245 (return expander): Corresponding changes.
4247 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4249 * rs6000.h (INIT_EXPANDERS): Delete.
4250 (RETURN_ADDR_RTX): Call rs6000_return_addr().
4251 * rs6000.c (rs6000_override_options): Call *_machine_status from
4253 (rs6000_init_expanders): ...instead of here. Delete.
4254 (rs6000_mark_machine_status): New function.
4255 (rs6000_init_machine_status): Use xcalloc.
4256 (rs6000_return_addr): Generate RTX for the return address.
4257 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
4258 (rs6000_stack_info): Use it.
4260 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
4262 * gthr-win32.h: Include errno.h to get a declaration for
4263 EINVAL and _mingw.h if the target is mingw32.
4265 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
4267 * cpp.texi: Correct typos.
4269 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4271 * explow.c (probe_stack_range): Ensure value passed to
4272 stack_check_libfunc is ptr_mode, not Pmode.
4274 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
4276 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
4277 case, don't use operand_subword to calculate a SUBREG that is
4280 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
4282 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4284 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
4285 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
4286 valid. If not replace it by equivalent insns.
4288 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4290 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
4291 contains SYMBOL_REF, LABEL_REF and CONST_INT.
4292 (c4x_U_constraint, symbolic_address_operand): Likewise.
4293 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
4295 (c4x_r11_set_p, c4x_check_laj_p): New functions.
4296 * c4x-protos.h (c4x_check_laj_p): Add prototype.
4297 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
4298 anulling slot because of silicon bug.
4299 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
4301 2001-01-22 Alan Modra <alan@linuxcare.com.au>
4303 * cppexp.c (parse_charconst): Change `mask' type to agree
4306 2001-01-21 Richard Henderson <rth@redhat.com>
4308 * config/i386/i386.c (ix86_asm_file_end): Disable putting
4309 pic_label_name in a linkonce section.
4311 2001-01-17 Philipp Thomas <pthomas@suse.de>
4313 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
4315 * configure: Regenerate.
4317 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
4319 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
4320 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
4322 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
4324 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
4325 If REVERSE nonzero then condition code in X must be reversed.
4326 (encode_section_info): Optimise if/else.
4327 (avr_function_value): Fix formatting.
4329 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
4330 (difficult_branch): Likewise.
4331 (rvbranch): Likewise.
4332 (difficult_rvbranch): Likewise.
4334 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
4336 * config/avr/libgcc.S: Fix comment.
4338 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4340 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
4342 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4344 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
4346 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4348 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
4349 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
4350 * configure, config.in: Regenerate.
4351 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
4352 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
4353 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
4354 (doprint.o): New rule.
4356 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
4358 * c-typeck.c (digest_init): Handle boolean types as scalars.
4360 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4362 * stmt.c (expand_return): Don't return anything if size is zero.
4363 Delete redundant assignment to BYTES.
4364 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
4366 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
4368 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
4369 the same as the default library function names.
4370 * config/avr/avr.md: Document special characters after '%'.
4371 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
4372 knowing which of the call-used registers are really clobbered.
4373 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
4374 New. Both quotient and remainder from one libgcc.S call.
4375 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4376 clobber as few registers as possible.
4377 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4379 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4381 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4382 context of the top of the stack.
4384 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4386 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4387 (fixup_var_refs_insns): ...here.
4389 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4391 * function.c (fixup_var_refs_insns): Break up into
4392 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4393 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4394 [loop over hash table entries].
4395 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4396 fixup_var_refs_insns_with_hash, to match above changes.
4398 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4400 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4401 (libgcc.a): Likewise.
4402 (stmp-multilib): Likewise.
4403 (STAGE2_FLAGS_TO_PASS): Likewise.
4405 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4407 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4408 temporary if no_new_pseudos.
4410 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4412 * cppinternals.texi: Update.
4414 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4416 * arm.c (arm_init_builtins): Re-enable builtins.
4418 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4420 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4421 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4422 element to be null, and always expect an EXPR_LIST.
4423 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4424 * sched-deps.c (sched_analyze_1): Likewise.
4425 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4427 * regclass.c (max_set_parallel): New variable.
4428 (reg_scan): Take it into account in computation of max_parallel.
4429 (reg_scan_mark_refs, case SET): Compute it.
4431 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4433 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4434 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4436 2001-01-19 Jason Merrill <jason@redhat.com>
4438 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4439 for the abstract instance of an inline function.
4441 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4442 J"orn Rennecke <amylaar@redhat.com>
4444 * reload1.c (move2add_note_store): Treat all registers directly or
4445 indirectly derived from a base register as members of the same set
4447 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4448 of base register into account.
4450 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4452 * alias.c (find_base_value): Recognize TRUNCATE.
4453 (record_set): In PLUS case, invalidate if other summand is also a
4456 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4458 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4459 entry to be EXPR_LIST.
4460 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4461 be an EXPR_LIST (but not null, which other code doesn't allow).
4462 (note_stores): Properly handle PARALLEL in SET.
4463 Recursively call for top-level PARALLEL.
4464 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4465 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4467 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4469 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4471 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4472 not pfile->skipping (== 0).
4474 2001-01-17 Nick Clifton <nickc@redhat.com>
4476 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4479 2001-01-17 Jim Wilson <wilson@redhat.com>
4481 * invoke.texi (IA-64 options): Improve.
4483 2001-01-17 Tom Tromey <tromey@redhat.com>
4485 * invoke.texi (Optimize Options): Use `{}' to around @samp
4488 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4490 * invoke.texi (-fno-guess-branch-probability): New option.
4492 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4494 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4495 case of making new double-word constant.
4496 Revert last change: instead just test i3_subst_into_i2.
4498 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4500 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4501 Use q constraints instead of r.
4503 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4505 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4506 (machine_function): Define.
4507 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4508 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4509 pa_free_machine_status): New functions.
4510 (override_options): Set {init,mark,free}_machine_status to above.
4511 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4512 PIC_OFFSET_TABLE_REGNUM_SAVED.
4513 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4514 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4515 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4516 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4517 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4519 2001-01-15 DJ Delorie <dj@redhat.com>
4521 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4525 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4527 * flow.c (propagate_on_insn): Make trying to delete a prologue
4528 or epilogue insn an ICE, not a warning. Allow doing this if
4529 the current function returns with stack pointer depressed.
4531 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4532 I3 having more than one SET.
4534 2001-01-16 Jim Wilson <wilson@redhat.com>
4536 * invoke.texi: Document IA-64 options.
4538 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4539 (fixup_errata): Delete TARGET_A_STEP use.
4540 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4541 (TARGET_SWITCHES): Delete -ma-step option.
4542 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4543 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4544 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4545 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4546 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4547 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4549 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4550 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4551 cmovsi_internal): Delete ! TARGET_A_STEP check.
4553 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4555 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4556 possibility to report bugs via postal mail. Change a URL and
4557 merge in a nearly duplicate statement...
4558 (Bug Reporting): ...from here.
4559 (Service): Refer to the Bug Reporting section instead of
4561 (Contributing): Remove trivial explanations concerning snapshots.
4563 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4565 * cppmain.c (general_init): Don't use ANSI prototype.
4567 2001-01-16 Tom Tromey <tromey@redhat.com>
4569 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4571 2001-01-16 Richard Henderson <rth@redhat.com>
4573 * config/i386/i386.h: Fix comment typo.
4574 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4575 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4577 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4579 * gcc.c: Revert previous -fsyntax-only-related change; move
4582 2001-01-16 Jakub Jelinek <jakub@redhat.com>
4584 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
4585 inmode after checking GET_CODE (op).
4587 2001-01-16 Richard Henderson <rth@redhat.com>
4589 * flow.c (struct propagate_block_info): Add mem_set_list_len.
4590 (MAX_MEM_SET_LIST_LEN): New.
4591 (propagate_one_insn): Update mem_set_list_len.
4592 (invalidate_mems_from_autoinc): Likewise.
4593 (invalidate_mems_from_set): Likewise.
4594 (mark_used_regs): Likewise.
4595 (init_propagate_block_info): Likewise. Stop collecting memories
4596 when we reach MAX_MEM_SET_LIST_LEN.
4597 (mark_set_1): Likewise.
4599 2001-01-16 Richard Henderson <rth@redhat.com>
4601 * unroll.c (precondition_loop_p): Fail if no iteration
4604 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4606 * gcc.c: When -fsyntax-only is given, do not complain about
4609 2001-01-15 Richard Henderson <rth@redhat.com>
4611 * config/i386/i386.c (asm_output_function_prefix): Remove.
4612 (ix86_asm_file_end): New.
4613 (load_pic_register): Generate pic_label_name into a
4614 staticly allocated buffer.
4615 * config/i386/i386-protos.h: Update.
4616 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
4617 (ASM_FILE_END): New.
4618 * config/i386/i386afe.h: New file.
4619 * config.gcc (i?86-*-elf) [tm_file]: Use it.
4620 (i?86-*-{freebsd,linux*,moss*}): Likewise.
4621 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
4622 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
4623 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
4624 * config/i386/sco5.h (ASM_FILE_END): Likewise.
4625 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
4627 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4629 * Makefile.in (install-man): Remove explicit dependency on
4632 * configure.in, configure: Revert previous patch requiring perl
4635 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
4637 * toplev.c (flag_guess_branch_prob): New.
4638 (f_options): Add guess-branch-probability option.
4639 (rest_of_decl_compilation): Only estimate branch probability if
4641 (main): set flag_guess_branch_prob.
4643 * flags.h (flag_guess_branch_prob): New.
4645 2001-01-15 DJ Delorie <dj@redhat.com>
4647 * gcc.texi (Makefile): Add documentation for Makefile targets.
4649 2001-01-15 Philip Blundell <philb@gnu.org>
4651 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
4653 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
4654 (is_pic): Delete declaration.
4655 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
4656 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
4657 * config/arm/arm.md (builtin_setjmp_receiver): New.
4659 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4661 * arm.c (use_return_insn): Don't try to determine the function type
4662 until after reload has completed.
4663 (arm_output_epilogue): Don't adjust the sp value recovered from the
4665 (emit_multi_reg_push): Don't record dwarf information for the pc.
4666 * arm.md (eh_epilogue): The function type may have changed, so it
4667 needs to be recalculated.
4668 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
4669 unwind tables on arm/netbsd.
4671 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4673 * arm.md (cbranchsi4): Correct calculation of branch ranges.
4674 (negated_cbranchsi4): Likewise.
4676 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4678 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
4679 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4680 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
4681 pass -mapcs-* options to assembler.
4682 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
4683 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4684 (ASM_SPEC): Call subtarget_extra_asm_spec.
4686 2001-01-15 Andreas Jaeger <aj@suse.de>
4688 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
4690 (ix86_expand_builtin): Likewise.
4692 * gencodes.c (output_predicate_decls): Make i size_t to avoid
4693 warning about comparison between signed and unsigned.
4695 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4697 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
4699 2001-01-14 Ralf Baechle <ralf@gnu.org>
4701 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
4702 SUBTARGET_CPP_SPEC apropriatly.
4704 2001-01-12 Mark Mitchell <mark@codesourcery.com>
4706 * varasm.c (make_decl_rtl): Fix typo in last change.
4708 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
4710 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
4711 linker supports the init_priority C++ attribute.
4712 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
4713 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
4714 linker does not support init_priority C++ attribute.
4716 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
4718 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
4720 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4722 * c-parse.in (finish_parse): Add comment about cpp_destroy.
4723 * cp/lex.c (finish_parse): Similarly.
4724 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
4725 Return the number of errors encountered.
4726 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
4727 * cppmain.c (main): Don't call cpp_destroy.
4729 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4731 * configure.in: Require at least perl 5.6.0 to regenerate
4733 * configure: Regenerate.
4735 2001-01-14 Richard Henderson <rth@redhat.com>
4737 * genrecog.c (DT_veclen_ge): New.
4738 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
4739 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
4740 (nodes_identical_1): Handle DT_veclen_ge.
4741 (write_cond, debug_decision_2): Likewise.
4743 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4745 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
4747 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
4749 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4751 * cppmain.c (do_preprocessing): New function; most of the old
4753 (main): Call it to do most of the work.
4754 (cb): Move from global scope to set_callbacks ().
4755 (setup_callbacks): Get the callback pointer.
4756 (general_init, printer_init): Clean up code and comments.
4758 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4760 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
4763 2001-01-14 Kazu Hirata <kazu@hxi.com>
4765 * config/h8300/h8300.c (get_shift_alg): Update comments.
4767 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4769 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
4770 (alloc_page, ggc_alloc): Add casts to remove warnings.
4772 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4774 * combine.c (simplify_comparison): Don't change `code' when
4775 can't reverse comparison.
4777 2001-01-14 Richard Henderson <rth@redhat.com>
4779 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
4780 update all call sites. Return true for all non-label constants.
4782 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
4784 * i386.c (ix86_expand_compare): Add bypass_test and second_test
4786 (ix86_expand_branch): Update.
4787 (ix86_expand_setcc): Update to handle multiple test conditions.
4788 (expand_int_movcc): Likewise.
4789 (expand_fp_movcc): Likewise.
4790 * i386-protos.h (ix86_expand_compare): New.
4791 * i386.md (andqi_?_slp, orqi_?_slp): New.
4792 (conditional trap expander): Update call to ix86_expand_compare.
4794 2001-01-14 Richard Henderson <rth@redhat.com>
4796 * config/vax/vax.md: Use nonimmediate_operand instead of
4797 general_operand in destinations.
4799 * config/vax/vax.md (indirect_jump): Use register_operand.
4801 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
4802 * config/vax/vax.md (call_pop): Turn into an expander.
4803 (call_value_pop): Likewise.
4804 (call, call_value): New.
4806 2001-01-14 Andreas Jaeger <aj@suse.de>
4808 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
4810 (ix86_fp_compare_mode): Add unused attribute.
4811 (ix86_expand_fp_movcc): Remove unused variable.
4812 (ix86_expand_builtin): Make fcode unsigned.
4814 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
4815 (expand_expr): Add cast to avoid signed warning.
4816 (store_field): Likewise.
4817 (store_constructor_field): Likewise.
4818 (store_constructor): Likewise.
4819 (store_expr): Likewise.
4820 (clear_storage): Likewise.
4821 (emit_group_store): Likewise.
4822 (emit_group_load): Likewise.
4824 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4826 * c-common.c: Move format checking code to ...
4827 * c-format.c: ... here. New file. Reorder some functions and
4829 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
4831 * c-common.h (decl_handle_format_attribute,
4832 decl_handle_format_arg_attribute): Declare.
4833 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
4834 (c-common.o): Adjust dependencies.
4835 (c-format.o): New list of dependencies.
4837 2001-01-13 Jakub Jelinek <jakub@redhat.com>
4839 * unroll.c (loop_iterations): If we cannot prove iteration variable
4840 is set once in each iteration, punt.
4842 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
4844 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
4845 (*strlenhi): Remove clobber (which was buggy) of output address.
4847 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4849 * Makefile.in (generated-manpages): Add gcc.1
4850 ($(srcdir)/gcc.1): New target.
4851 (maintainer-clean): Delete $(srcdir)/gcc.1.
4852 * gcc.texi: Add macros @gccoptlist and @gol.
4853 * invoke.texi: Include option summary in manpage. Mark up option
4854 summary with @gccoptlist and @gol. Use @r in one place where
4856 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
4857 * gcc.1: Generate from invoke.texi.
4859 2001-01-13 Richard Henderson <rth@redhat.com>
4861 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
4862 (struct page_entry): Add group member.
4863 (struct page_group): New.
4864 (struct globals): Add page_groups member.
4865 (alloc_anon): Only define for using mmap; remove valloc call.
4866 (page_group_index): New.
4867 (set_page_group_in_use): New.
4868 (clear_page_group_in_use): New.
4869 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
4870 (free_page, release_pages): Likewise.
4871 * configure.in (with-gc): Default to ggc-page always.
4873 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4875 * reload1.c (replace_pseudos_in_call_usage): Use
4876 reg_equiv_constant and reg_equiv_address, and don't try
4877 regno_reg_rtx first.
4879 2001-01-13 Richard Henderson <rth@redhat.com>
4881 * ggc-page.c (alloc_page): Round up allocation size to one page.
4882 Set e->order on extra pages.
4884 2001-01-13 Richard Henderson <rth@redhat.com>
4886 * genrecog.c (nodes_identical): Expand commentary.
4887 (write_switch): Watch out for identical nodes.
4889 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4891 * cppfiles.c (_cpp_fake_include): New function.
4892 * cpphash.h (_cpp_fake_include): New.
4893 * cpplib.c (do_line): Call _cpp_fake_include when entering
4894 header files in preprocessed input.
4895 * cppmain.c (cb_pragma_implementation): Remove handling.
4896 (setup_callbacks): Don't register pragmas.
4898 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4900 * extend.texi: Udate for CPP.
4902 2001-01-13 Andreas Jaeger <aj@suse.de>
4904 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
4906 * regmove.c: Add prototype for replace_in_call_usage.
4908 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4910 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
4911 struct cpp_chunk, struct htab, struct toklist,
4912 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
4913 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
4914 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
4915 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4916 (struct macro_args): Delete.
4917 * cpphash.h: See above.
4919 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4921 * cppmain.c (struct printer): Remove no_line_dirs.
4923 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4924 : Use options rather than CPP_OPTION.
4925 (setup_callbacks): Use cb rather than pfile->cb.
4926 (main): No need to check for a buffer. Use cpp_errors.
4927 (printer_init): Don't set no_line_dirs.
4928 (maybe_print_line): Use options not no_line_dirs.
4929 (cb_file_change): Don't call print_line if -P.
4931 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4933 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4935 * c-parse.in (finish_parse): Use cpp_errors.
4936 (__yylex): Use return value of cpp_pop_buffer.
4937 * cp/lex.c (finish_parse): Use cpp_errors.
4938 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4940 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4942 * README.AVR: URLs corrected.
4944 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4946 * c-decl.c (start_function): Don't warn if old prototype is builtin
4947 that's not in C's namespace.
4948 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4949 (_bb): Add prototype for ctime.
4950 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4952 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4954 * i386.c (ix86_fp_comparison_arithmetics_cost,
4955 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4956 ix86_fp_comparison_cost): New functions.
4957 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4958 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4959 two-branch sequences; make static.
4960 (ix86_use_fcomi_compare): Do decision according to the costs.
4961 (split_fp_branch): New.
4962 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4963 * i386-protos.h (ix86_expand_fp_compare): Remove
4964 (ix86_split_fp_branch): Declare.
4966 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4967 and ix86_comparison_operator.
4969 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4972 * i386.c (put_condition_code): Output properly the unordered/ordered
4973 compares in fp case.
4974 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4976 * tm.texi (REVERSE_CONDITION): Document.
4977 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4978 in -ffast-math mode.
4979 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4981 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4983 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4985 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4988 * config/sh/sh.c (mova_p): Fix test for mova_const.
4990 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4992 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4993 cpp_get_options rather than dereferencing pfile and using
4995 * scan-decls.c (scan_decls): Use return value of
4996 cpp_pop_buffer rather than CPP_BUFFER.
4998 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5000 * cppinit.c (cpp_handle_option): help_only is now part of the
5001 cpp_options structure.
5002 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
5003 cpp_set_callbacks): New functions.
5004 * cpplib.h (cpp_callbacks): Break out as a named structure.
5005 (cpp_options): Move help_only here from cpp_reader.
5006 (CPP_FATAL_ERRORS): Update to use cpp_errors.
5007 (cpp_errors, cpp_get_options, cpp_get_callbacks,
5008 cpp_set_callbacks): New prototypes.
5009 * cppmain.c (main): Update for help_only.
5011 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5013 * Makefile.in (info, maintainer-clean, install-info, uninstall):
5014 Also build and remove and install and uninstall c-tree.info and
5016 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
5017 ($(srcdir)/cppinternals.info): New target.
5018 * c-tree.texi: Change file name used when makeinfo used without -o
5019 from ir.info to c-tree.info. Add info directory entry.
5020 * cppinternals.texi: Add info directory entry.
5021 * .cvsignore: Update.
5023 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5025 * c-typeck.c (store_init_value): Don't require constant initializer
5026 elements with -pedantic -std=c99.
5027 (digest_init): Change error about non-constant initializer elements
5029 (constructor_range_end): Remove.
5030 (constructor_incremental, designator_depth,
5031 designator_errorneous): New variables.
5032 (struct constructor_stack): Remove range_end, add incremental.
5033 (struct constructor_range_stack, constructor_range_stack): New.
5034 (struct initializer_stack): Add constructor_range_stack.
5035 (finish_init): Set it.
5036 (start_init): Likewise. require_constant_elements for non-static
5037 trees only if not flag_isoc99.
5038 (really_start_incremental_init): Remove constructor_range_end, add
5039 constructor_incremental.
5040 (pop_init_level): Likewise.
5041 (push_init_level): Likewise. If implicit and the subobject had some
5042 value set already, preinitialize the level with it.
5043 Warn about missing braces only if not pushing due to designators.
5044 (set_designator, push_range_stack): New functions.
5045 (set_init_label): Use them.
5046 (set_init_index): Likewise. Remove constructor_range_end.
5047 Error if designator index is outside of array bounds.
5048 (add_pending_init): Compare values of purpose index trees, not the
5049 trees themselves. Allow overwriting of already initialized element.
5050 Issue a warning if it had side-effects.
5051 (set_nonincremental_init, set_nonincremental_init_from_string): New
5053 (pending_init_member): Rename to...
5054 (find_init_member): ...this function. Call set_nonincremental_init
5055 if necessary. Compare values of purpose index trees, not the trees
5056 themselves. Return the actual value, not just non-zero if something
5058 (output_init_element): Remove checks for duplicates.
5059 If field has zero size, only check the initializer for correctness.
5060 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
5061 if constructor_incremental is zero. Change error about initializers
5062 not computable at load time into pedwarn.
5063 (output_pending_init_elements): Compare bit positions, not
5064 FIELD_DECLs to take into account zero-sized fields.
5065 (process_init_element): Use constructor_range_stack to fill all
5066 ranges in the designator lists from current level up.
5067 * extend.texi: Update documentation for labeled elements.
5069 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
5071 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
5072 to function usage for arguments passed by reference. Optimize
5073 callee-copied arguments.
5074 * regmove.c (replace_in_call_usage): New function.
5075 (fixup_match_1): Call it.
5076 * cse.c (cse_insn): Canonicalize registers in function usage.
5077 * reload1.c (replace_pseudos_in_call_usage): New function.
5080 * Makefile.in: Reverted yesterday's wrong patch. Installed the
5083 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5085 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
5088 2001-01-12 DJ Delorie <dj@redhat.com>
5090 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
5091 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
5094 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5096 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
5097 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
5098 -std options alongside references to -ansi. Update some
5099 documentation for C99.
5100 * cpp.1: Regenerate.
5102 2001-01-12 Andreas Jaeger <aj@suse.de>
5104 * haifa-sched.c (restore_line_notes): Remove argument block B
5106 * sched-ebb.c (schedule_ebb): Change caller.
5107 * sched-rgn.c (schedule_region): Likewise.
5108 * sched-int.h (restore_line_notes): Adjust prototype.
5110 * loop.h: Remove wrong declaration of doloop_condition_get.
5112 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5114 * extend.texi: Move C++-extension-related node from the C section
5115 into the C++ section.
5117 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5119 * extend.texi: Refer to an array of pointers to functions instead
5120 of one of functions.
5122 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
5123 Jan Hubicka <jh@suse.cz>
5125 * combine.c (reversed_comparison): Fix typo in last patch.
5127 (combine_reversed_comparison_code): Make static to follow
5128 prototype declaration.
5130 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5132 * install.texi: Remove misplaced duplicate entry.
5134 2001-01-11 Ulrich Drepper <drepper@redhat.com>
5136 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
5138 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
5140 * final.c: (leaf_function_p): Fix typo.
5142 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
5144 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
5145 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
5147 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
5148 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
5149 mmap_anon, and valloc is available.
5150 * ggc-page.c: Restructure ifdef logic to match new autoconf
5151 spec. Don't throw away the test page in init_ggc.
5153 * configure, config.in: Regenerate.
5155 2001-01-12 Michael Hayes <mhayes@redhat.com>
5157 * loop.h (total_biv_increment): Constify iv_class pointer.
5158 (struct induction): Replace `mem_mode' with `mem' rtx.
5159 * unroll.c (total_biv_increment): Constify iv_class pointer.
5160 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
5161 (find_mem_givs, combine_givs_p): Likewise.
5162 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
5164 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
5166 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
5168 (__gthread_getspecific): Ditto.
5170 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
5172 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
5173 put_condition_code): Convert fp comparison codes to integer
5175 (ix86_expand_fp_compare): Postnote the fp comparison code converison
5178 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
5179 * i386-protos.h (no_comparison_operator): Kill.
5181 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
5183 * combine.c (REVERSIBLE_CC_MODE): Remove.
5184 (reversible_comparison_p): Remove.
5185 (combine_reversed_comparison_code): New.
5186 (reversed_comparison): New.
5187 (combine_simplify_rtx): Use
5188 combine_reversed_comparison_code/reversed_comparison instead
5189 of reversible_comparison_p.
5190 (simplify_if_then_else): Likewise.
5191 (simplify_set): Likewise.
5192 (simplify_logical): Likewise.
5193 (if_then_else_cond): Likewise.
5194 (known_cond): Likewise.
5195 (simplify_comparison): Likewise.
5197 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
5199 * builtins.c (std_expand_builtin_va_start): Handle varargs when
5200 sizeof (int) is larger than sizeof(__word__).
5202 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5204 * cppinit.c (do_includes): Fix typo.
5206 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5208 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
5209 in S_REGS does not occur because not all sources are possible
5210 when a S_REGS is a destination (sometimes needs a clobber).
5211 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
5212 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
5213 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
5214 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
5215 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
5216 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
5217 (lshrdi_const1, lshrsi3_const16): Likewise.
5218 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
5219 (*movhi_68hc12, *movqi_68hc12): Likewise.
5220 (movstrictqi): Make sure reloading in D_REGS as a destination
5223 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5225 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5227 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5229 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
5230 -D, -U and -A, and don't initialize the builtins.
5231 (do_includes): Error if -include or -imacros with -fpreprocessed.
5232 * cppmain.c (cb_define, cb_undef): Unconditionally process
5234 * tradcpp.c (main): Fix typo.
5236 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
5238 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
5239 (read_name_map): Use IS_ABSOLUTE_PATH.
5240 * tradcpp.c (get_filename): Likewise.
5242 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5244 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
5245 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
5246 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
5247 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
5248 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
5249 (cmphi_z_used): Don't use '@' for the output.
5250 (tstqi_z_used): Likewise.
5251 (cmpqi_z_used): Likewise.
5252 (one_cmplsi2): Likewise.
5254 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5256 * config/sh/sh.c (barrier_align): Recognize branch around far
5257 branch and redundant insn.
5259 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5261 * invoke.texi: Restore documentation of the drivers' switches -MD
5264 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5266 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
5268 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
5269 check-objc//%): Support parallel testing of multilibs.
5270 (TESTSUITEDIR): Set to testsuite by default, but override for
5272 (check-gcc, check-g++, check-g77, check-objc): Enter
5275 2001-01-11 Bernd Schmidt <bernds@redhat.com>
5277 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
5278 * sched-deps.c (deps_may_trap_p): Likewise.
5279 * basic-block.h: Remove a comment.
5280 * flow.c (PROP_POSTRELOAD): Remove.
5281 (update_life_info): Don't add it to prop_flags.
5282 (mark_set_1): Lose the code that was enabled by it.
5284 2001-01-11 Michael Hayes <mhayes@redhat.com>
5286 * flow.c (flow_call_edges_add): New.
5287 * basic_block.h (flow_call_edges_add): New.
5289 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
5291 * reload1.c (move2add_note_store): Update reg_set_luid even if
5292 base reg remains the same.
5294 2001-01-10 Nick Clifton <nickc@redhat.com>
5296 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
5297 machine_function structure to zero.
5298 Add prototypes for machine_status functions.
5300 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5302 * c-common.h (CTI_VOID_LIST): Remove.
5303 (void_list_node): Likewise.
5304 * tree.h (TI_VOID_LIST_NODE): New enumeral.
5305 (void_list_node): New macro.
5306 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
5307 * config/i386/i386.c (ix86_init_builtins): Likewise.
5308 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
5310 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5312 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
5313 * cppinit.c (cpp_start_read): Update comment, remove unneeded
5315 * tradcpp.c: Include mkdeps.h.
5316 (deps, print_deps_phony_targets, deps_append, output_deps,
5317 init_dependency_output, output_deps): New.
5318 (deps_buffer, deps_allocated_size, deps_size, deps_column,
5319 deps_output): Delete.
5320 (print_deps_missing_files): Rename deps_missing_files.
5321 (inhibit_output): Make global.
5322 (main): Delete inhibit_output, deps_stream, deps_target.
5323 Use mkdeps functionality in the same way as cpplib. Remove
5324 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
5325 -M and -MM. Remove old handling of deps via deps_out, and
5326 old reading of environment variables.
5327 (get_filename): Update to use deps_add_dep.
5329 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5331 * output.h (make_function_rtl): Remove prototype.
5332 (make_decl_rtl): Likewise.
5333 * varasm.c (make_function_rtl): Remove.
5334 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
5335 than from a third parameter.
5336 * tree.h (make_decl_rtl): Remove last parameter.
5337 * c-decl.c (builtin_function): Remove last argument in call to
5338 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
5339 (start_function): Likewise.
5340 * except.c (call_get_eh_context): Likewise.
5341 * expr.c (emit_block_move): Likewise.
5342 (clear_storage): Likewise.
5343 * profile.c (output_func_start_profiler): Likewise.
5344 * toplev.c (rest_of_decl_compilation): Likewise.
5345 * objc/objc-act.c (create_builtin_decl): Likewise.
5346 (synth_module_prologue): Likewise.
5347 (generate_static_reference): Likewise.
5348 (build_selector_reference_decl): Likewise.
5349 (build_class_reference_decl): Likewise.
5350 (build_objc_string_decl): Likewise.
5351 (build_protocol_reference): Likewise.
5353 2001-01-10 Richard Henderson <rth@redhat.com>
5355 * hwint.h: Revert yesterday's change.
5357 2001-01-10 Nick Clifton <nickc@redhat.com>
5359 * function.h (save_machine_status): Delete.
5360 (restore_machine_status): Delete.
5361 Amend comment describing {init|mark|free}_machine_status.
5363 * function.c (save_machine_status): Delete.
5364 (restore_machine_status): Delete.
5365 Amend comment describing {init|mark|free}_machine_status.
5366 (push_function_context_to): Remove invocation of
5367 save_machine_status.
5368 (pop_function_context_from): Remove invocation of
5369 restore_machine_status.
5371 * emit-rtl.c (init_emit_once): Amend comment describing
5372 {init|mark|free}_machine_status.
5374 * tm.texi (Per-Function Data): New node. Describe the
5375 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5378 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5380 * cppinit.c (OPT_g): Remove.
5381 (cpp_handle_option): Update for removed -g3.
5382 (print_help): Update.
5383 * cpplib.h (struct cpp_options): Remove debug_output.
5384 * cppmain.c (setup_callbacks, cb_define): Update.
5385 * gcc.c (cpp_options): Translate -g3 to -dD.
5387 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5389 * config/i960/i960.md: Change modifier to + on the zero_extract
5390 pattern after the (rotate -2 reg) canonicalization pattern.
5392 2001-01-10 Richard Henderson <rth@redhat.com>
5394 * config/alpha/alpha.c (alpha_free_machine_status): New.
5395 (override_options): Install it.
5396 (alpha_mark_machine_status): Verify machine non-null.
5397 * config/i386/i386.c (ix86_free_machine_status): New.
5398 (override_options): Install it.
5399 (ix86_init_machine_status): Use xcalloc.
5400 (ix86_mark_machine_status): Verify machine non-null.
5401 * config/ia64/ia64.c (ia64_free_machine_status): New.
5402 (ia64_override_options): Install it.
5403 (ia64_mark_machine_status): Verify machine non-null.
5405 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5407 * function.c (instantiate_virtual_regs): Instantiate virtual
5408 registers found in CALL_INSN_FUNCTION_USAGE.
5410 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5412 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5413 equivalent to -ansi in disabling -Di386.
5415 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5417 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5419 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5421 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5423 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5425 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5427 * invoke.texi: Document that -fcond-mismatch isn't supported for
5430 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5432 * gcc.texi: Define macro gcctabopt.
5433 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5434 @command, @env and @option in some places where appropriate. Use
5435 @gcctabopt where appropriate. Put URLs and email addresses inside
5438 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5440 * gcc.c (cpp_options): Set MD file name from output
5441 filename, if specified.
5442 (suffix_subst): New static variable.
5443 (do_spec): Clear it.
5444 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5446 (give_switch): Handle suffix_subst.
5448 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5450 * invoke.texi: Fix another typo.
5452 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5454 * invoke.texi: Fix typo.
5456 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5458 * c-lang.c (lang_hooks): Update.
5459 (lang_decode_option): Remove.
5460 (lang_init_options): Rename c_init_options.
5461 * toplev.c (main): Use lang_hooks for lang_init_options
5462 and lang_decode_option.
5463 * toplev.h (lang_hooks): Add 2 new hooks.
5464 * tree.h: Remove lang_init_options and lang_decode_option.
5465 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5466 * cp/decl2.c: Similarly.
5467 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5468 (lang_hooks): Update.
5469 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5471 (lang_init_options): Rename ffe_init_options.
5472 (lang_hooks): Update.
5473 (lang_decode_option): Remove.
5474 * java/lang.c (lang_init_options): Rename java_init_options.
5475 (lang_decode_option): Rename java_decode_option.
5476 (lang_hooks): Update.
5477 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5478 (lang_decode_option): Rename objc_decode_option.
5479 (lang_hooks): Update.
5481 2001-01-09 Nick Clifton <nickc@redhat.com>
5483 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5484 (d30v_return_addr_rtx): Delete.
5485 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5486 cfun->machine structure.
5487 (struct machine_function): Move to d30v.h
5488 (d30v_save_machine_status): Delete.
5489 (d30v_restore_machine_status): Delete.
5490 (d30v_init_machine_status): New Function.
5491 (d30v_mark_machine_status): New Function.
5492 (d30v_free_machine_status): New Function.
5493 (d30v_init_expanders): Use new functions.
5494 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5495 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5496 d30v_return_addr_rtx.
5498 * config/d30v/d30v.h (struct_machine): Move here.
5499 Add eh_epilogue_sp_ofs field.
5501 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5502 field in cfun->machine structure.
5504 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5506 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5507 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5508 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5510 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5512 * objc/lang-options.h: Remove bogus reference to
5515 2001-01-09 Kazu Hirata <kazu@hxi.com>
5517 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5520 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5522 * reload.c (find_reloads_address): Check for eliminable registers
5523 when substituting a constant expression for a pseudo.
5525 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5527 * c-common.c (enum format_type): Add format_type_error.
5528 (decode_format_type): New function.
5529 (decl_attributes): Use it.
5530 (format_kind_info): Adjust comment.
5532 2001-01-09 David O'Brien <obrien@BSDi.com>
5534 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5535 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5537 * config/i386/gnu.h: Don't include required platform specific .h files,
5538 tm.h will do it instead.
5539 * config/i386/i386elf.h: Likewise.
5540 * config/i386/linux.h: Likewise.
5541 * config/i386/moss.h: Likewise.
5542 * config/mips/gnu.h: Likewise.
5544 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5546 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5547 (rs6000-ibm-aix3.[01]*): Likewise.
5548 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5549 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5550 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5551 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5552 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5553 (powerpc-*-eabiaix*): Likewise.
5554 (powerpc-*-eabisim*): Likewise.
5555 (powerpc-*-elf*): Likewise.
5556 (powerpc-*-eabi*): Likewise.
5557 (powerpc-*-rtems*): Likewise.
5558 (powerpc-*-linux*libc1): Likewise.
5559 (powerpc-*-linux*): Likewise.
5560 (powerpc-wrs-vxworks*): Likewise.
5561 (powerpcle-wrs-vxworks*): Likewise.
5562 (powerpcle-*-sysv*): Likewise.
5563 (powerpcle-*-elf*): Likewise.
5564 (powerpcle-*-eabisim*): Likewise.
5565 (powerpcle-*-eabi*): Likewise.
5566 (powerpcle-*-solaris2*): Likewise.
5567 * config/rs6000/aix31.h: Delete includes.
5568 * config/rs6000/aix3newas.h: Likewise.
5569 * config/rs6000/aix41.h: Likewise.
5570 * config/rs6000/aix43.h: Likewise.
5571 * config/rs6000/beos.h: Likewise.
5572 * config/rs6000/rtems.h: Likewise.
5573 * config/rs6000/sysv4.h: Likewise.
5575 2001-01-09 Kazu Hirata <kazu@hxi.com>
5577 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5578 Change an argument mode of machine_mode to shift_mode of
5579 shift_mode. Remove an extra error check.
5580 (emit_a_shift): Adopt to the new calling prototype of
5582 (function_prologue): Fix code for a monitor
5583 function. Support H8/S.
5584 (function_epilogue): Do not output pop for a monitor function.
5586 2001-01-09 Nick Clifton <nickc@redhat.com>
5588 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
5589 (setup_incoming_varargs): Use sysv_varargs_p field of the
5590 cfun->machine structure.
5591 (struct machine_function): Move to rs6000.h
5592 (rs6000_save_machine_status): Delete.
5593 (rs6000_restore_machine_status): Delete.
5594 (rs6000_init_machine_status): New Function.
5595 (rs6000_free_machine_status): New Function.
5596 (rs6000_init_expanders): Use new functions.
5598 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
5600 (struct machine_function): Move here.
5602 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5603 sysv_varargs_p field of the cfun->machine structure.
5605 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
5607 (rs6000_restore_machine_status): Remove prototype.
5609 2001-01-09 Richard Henderson <rth@redhat.com>
5611 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
5612 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
5613 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
5614 (sched_analyze_2, sched_analyze_insn): Likewise.
5615 (sched_analyze, init_deps): Likewise.
5616 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
5617 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
5618 (compute_block_backward_dependences): Update propagate_deps call.
5620 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
5622 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
5624 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5626 * cppinit.c (OPT_MD, OPT_MMD): Restore.
5627 (cpp_handle_option): Handle them.
5628 (cpp_post_options): Ensure one of -M or -MM is specified with
5629 any other -M? option.
5630 (init_dependency_output): Suppress output with -MG.
5632 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5635 * invoke.texi: Update.
5637 2001-01-09 Bernd Schmidt <bernds@redhat.com>
5639 * sh.md (reload_outsf): Generate recognizable patterns for
5642 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5644 * c-lang.c (lang_hooks): Update.
5645 (lang_init): Rename c_init.
5646 (lang_finish): Remove.
5647 * toplev.c (compile_file): Use lang_hooks for lang_init ()
5649 * toplev.h (lang_hooks): Add init () and finish ().
5650 * tree.h (lang_init, lang_finish): Remove.
5651 * cp/tree.h (lang_init, lang_finish): Remove.
5652 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
5653 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
5655 (lang_init, lang_finish): Remove.
5656 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
5657 (lang_hooks): Update.
5658 * java/lang.c (lang_init): Rename java_init.
5659 (lang_finish): Remove.
5660 (lang_hooks): Update.
5661 * objc/objc-act.c (lang_init): Rename objc_init.
5662 (lang_finish): Remove.
5663 (lang_hoooks): Update.
5665 20001-01-09 Graham Stott <grahams@redhat.com>
5667 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
5668 after `ptr` is initialised.
5670 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5672 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
5673 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
5674 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
5675 stack adjusts, instead of r3.
5677 2001-01-09 Michael Hayes <mhayes@redhat.com>
5679 * flow.c (flow_loop_scan): Break out of ...
5680 (flow_loops_find) ... here.
5681 * basic-block.h (flow_loop_scan): New.
5682 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
5683 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
5685 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5687 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
5689 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
5690 realloc()ing macro_buffer.
5692 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
5693 if it's wider than long and the target's long is wider than the
5696 2001-01-09 Mark Mitchell <mark@codesourcery.com>
5698 Remove support for using UWIN as a host machine.
5699 * configure.in: Issue an error message.
5700 * configure: Regenerated.
5701 * config.gcc: Remove xm_* UWIN configury.
5702 * config/i386/xm-uwin.h: Remove.
5704 2001-01-08 Nick Clifton <nickc@redhat.com>
5706 * config/v850/v850.c (ra_rtx): Delete.
5707 (v850_save_machine_status): Delete.
5708 (v850_restore_machine_status): Delete.
5709 (v850_init_machine_status): New function.
5710 (v850_mark_machine_status): New function.
5711 (v850_free_machine_status): New function.
5712 (v850_return_addr): Use ra_rtx field in machine structure.
5713 (v850_init_expanders): Use new functions.
5715 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
5716 * config/v850/v850.c: Change arguments to v850_output+* functions
5717 to take a const char *, to avoid compile time warning.
5718 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
5719 (USER_LABEL_PREFIX): Redefine.
5721 2000-01-08 Jim Wilson <wilson@redhat.com>
5723 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
5724 1 to unsigned HOST_WIDE_INT before left shift.
5726 2001-01-08 Nick Clifton <nickc@redhat.com>
5728 * config/arm/arm.c (arm_mark_machine_status): Check to see if
5729 the machine structure has been allocated.
5730 (arm_free_machine_status): New function: Free the machine
5731 specific function structure.
5733 2001-01-08 Richard Henderson <rth@redhat.com>
5735 * jump.c (simplejump_p): Revert last change.
5737 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
5739 * cppinit.c (init): Rename init_library.
5740 (cpp_create_reader): Update.
5741 * gcc.c (cpp_options): If -o given, use it as the target of
5744 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5746 * arm.c (arm_arch5e): New variable.
5747 (all_cores): XScale is a 5TE device.
5748 (arm_override_options): Set arm_arch5e.
5749 (arm_init_builtins): __builtin_prefetch is in arch5e.
5750 * arm.h (arm_arch5e): Declare it.
5752 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
5754 * arm.md (define_constants): Add defines for UNSPEC and
5755 UNSPEC_VOLATILE insns. Update all users.
5756 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
5757 * arm.c (multi_register_push, note_invalid_constants)
5758 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
5759 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
5760 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
5762 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
5764 * jump.c (jump_optimize_1): Use reversed_comparison_code
5765 instead of can_reverse_comparison_p.
5766 (jump_back_p): Likewise.
5767 (invert_exp_1): Likewise.
5768 (thread_jumps): Likewise.
5769 * simplify-rtx.c (simplify_unary_operation): Likewise.
5770 (simplify_ternary_operation): Likewise.
5771 * cse.c (find_comparison_args): Convert to use
5772 can_reverse_comparison_p.
5773 (record_jump_equiv): Likewise.
5775 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5777 * arm.h (HARD_REGNO_RENAME_OK): Delete.
5778 (EPILOGUE_USES): Define.
5779 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
5780 automatically stack the LR if it isn't live.
5782 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
5784 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
5787 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
5789 * ggc-page.c (max_alignment): New structure.
5790 (MAX_ALIGNMENT): New macro.
5791 (init_ggc): Use it to round up the sizes in the
5792 extra_order_size_table.
5794 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5796 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
5799 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5801 * builtins.def (BUILT_IN_FPRINTF): New entry.
5803 * c-common.c (c_expand_builtin_fprintf): New function.
5804 (init_function_format_info): Handle __builtin_fprintf.
5805 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
5806 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
5808 * c-decl.c (duplicate_decls): Adjust comment.
5810 * extend.texi (fprintf): Document new builtin.
5812 2001-01-07 Richard Henderson <rth@redhat.com>
5814 * jump.c (simplejump_p): Recognize any single_set jump
5817 2001-01-07 Richard Henderson <rth@redhat.com>
5819 * configure.in (slibdir): Accept an --with-slibdir option.
5820 Use "test" not "[" in configure. Default to $(libdir).
5822 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
5824 * config/t-aix43 (SHLIB_INSTALL): Likewise.
5825 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
5826 (SHLIB_LINK): Create links for the soname.
5827 * config/mips/t-iris6: Likewise.
5828 * config/sparc/t-slibgcc: Likewise.
5829 * config/sparc/t-slibgcc-sld: Likewise.
5831 2001-01-07 Jakub Jelinek <jakub@redhat.com>
5833 * config/i386/i386.c (constant_call_address_operand): Accept
5834 (const (plus (symbol_ref) (const_int))).
5835 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
5836 constant_call_address_operand.
5838 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5840 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
5841 and LONG_LONG_TYPE_SIZE > 32.
5843 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5845 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
5846 the previous change.
5848 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
5850 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
5852 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
5853 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
5854 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
5857 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5859 * fix-header.c (read_scan_file): s/pfile/scan_in/.
5861 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5863 * c-lang.c (c_post_options): Call cpp_post_options.
5864 * objc/objc-act.c (objc_post_options): Similarly.
5865 * cppmain.c (main): Similarly.
5866 * fix-header.c (read_scan_file): Similarly.
5867 * cppinit.c (cpp_start_read): Move option consistency checks
5868 to cpp_post_options. Don't call init_dependency_output.
5869 If needed, add default target and main file dependency.
5870 (OPT_MD, OPT_MMD): Remove.
5872 (cpp_handle_option): Update for OPT_* changes.
5873 (cpp_post_options): New.
5874 (init_dependency_output): Command line -MF overrides environment
5875 variables. Don't set default target etc. Suppress output
5876 if dependencies are going to stdout.
5877 (print_help): Update.
5878 * cpplib.h (cpp_post_options): New.
5879 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
5881 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
5883 * jump.c (comparison_dominates_p): Support unordered compares.
5885 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
5887 * simplify-rtx.c (simplify_relational_operation): Always simplify
5888 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
5891 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
5893 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
5894 (nonzero_bits): Likewise.
5895 (simplify_comparison): Likewise.
5896 (num_sign_bit_copies): Likewise; return more sane value depending
5897 on STORE_FLAG_VALUE.
5898 (known_cond): Do not assume EQ to be always true for equivalent
5901 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
5903 * cse.c (fold_rtx): Handle unordered comparisons.
5905 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
5907 * rtlanal.c (set_of_1): New static function.
5908 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
5909 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
5910 reg_set_last_last_regno): Remove.
5911 (set_of): New global function.
5912 (set_of_data): New structure.
5913 (reg_set_p, reg_set_last): Revamp for set_of.
5914 * rtl.h (set_of): New.
5916 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5918 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5919 * extend.texi: Document _Exit builtin.
5921 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5923 * (initialize, initialize_builtins,
5924 initialize_dependency_output, initialize_standard_includes):
5925 Rename s/initialize/init. Update.
5926 (init_dependency_output): Move to after
5927 cpp_handle_options, the correct location temporally at least.
5928 (opt_comp): Move next to init (), its caller. Fix prototype.
5929 (init): Make "initialized" local scope.
5930 (cpp_create_reader): Always call init ().
5931 (cpp_start_read): Update.
5932 (output_deps): New function, broken out of cpp_finish.
5933 (cpp_finish): Break out output_deps.
5935 2001-01-07 Richard Henderson <rth@redhat.com>
5937 * collect2.c (COFF specific stuff): Revert 12-06 patch
5938 to prototype system functions.
5940 2001-01-07 Michael Hayes <mhayes@redhat.com>
5942 * hard-reg-set.h: Add multiple include guard.
5943 * basic-block.h (struct loop): Add `sink' field.
5944 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5945 (emit_iv_add_mult): Delete.
5946 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5947 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5948 (unroll_loop): Remove end_insert_before argument.
5949 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5950 (maybe_eliminate_biv_1): Likewise.
5951 (emit_iv_add_mult): Delete.
5952 (gen_add_mult, loop_regs_update): New.
5953 (loop_insn_emit_after, loop_insn_emit_before): New.
5954 (loop_insn_sink, loop_insn_sink_or_swim): New.
5955 (emit_iv_add_mult): Delete.
5956 (scan_loop): Set loop->sink.
5957 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5958 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5959 (maybe_eliminate_biv_1): Likewise.
5960 (maybe_eliminate_biv_1): Add basic block argument.
5961 * unroll.c (unroll_loop): Remove end_insert_before argument.
5962 (find_splittable_regs): Likewise.
5963 (find_splittable_regs): Use loop_insn_sink and its ilk.
5964 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5966 2001-01-07 Michael Hayes <mhayes@redhat.com>
5968 * loop.h (loop_insn_hoist): New prototype.
5969 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5970 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5971 (check_dbra_loop, load_mems): Likewise.
5972 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5973 (find_splittable_givs): Likewise.
5975 2001-01-07 Michael Hayes <mhayes@redhat.com>
5977 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5979 2001-01-07 Richard Henderson <rth@redhat.com>
5981 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5983 2001-01-07 Richard Henderson <rth@redhat.com>
5985 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5986 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5987 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5988 variant that handles a shared libgcc.
5989 (process_command): Always validate -{static,shared}-libgcc.
5990 (do_spec_1): New 'M' case.
5991 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5993 2001-01-07 Richard Henderson <rth@redhat.com>
5995 * Makefile.in (slibdir): New variable.
5996 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5997 (installdirs): Create slibdir.
5998 (install-libgcc, install-multilib): Defer to libgcc.mk.
5999 * configure.in (slibdir): Substitute.
6000 * mklibgcc.in (install): New target.
6002 * config/t-linux (SHLIB_LINK): Create links for the soname.
6003 (SHLIB_INSTALL): New.
6004 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
6005 * config/mips/t-iris6 (SHLIB_INSTALL): New.
6006 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
6007 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
6008 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
6010 2001-01-07 Richard Henderson <rth@redhat.com>
6012 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
6013 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
6014 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
6016 2001-01-07 Michael Hayes <mhayes@redhat.com>
6018 * loop.c (count_loop_regs_set): Delete.
6019 (load_mems_and_recount_loop_regs_set): Delete.
6020 (loop_regs_scan): Merge common code from count_loop_regs_set,
6021 scan_loop, and load_mems_and_recount_loop_regs_set.
6022 (scan_loop): Call load_mems directly and loop_regs_scan
6023 again if new registers created.
6025 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6027 * toplev.c (main): Call the front-end specific post_options
6028 hook if one is given.
6029 * toplev.h (struct_lang_hooks, lang_hooks): New.
6030 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
6031 for the C front end.
6032 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
6033 lang_hooks for the C++ front end.
6034 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
6035 lang_hooks for the ObjC front end.
6036 * f/com.c (lang_hooks): Hooks for the Fortran front end.
6037 * java/lang.c (lang_hooks): Hooks for the Java front end.
6039 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6041 * c-lex.c (init_c_lex): Request #define / #undef callbacks
6042 for verbose DWARF[2] debugging.
6043 (cb_define, cb_undef): The new callbacks.
6044 * toplev.h (debug_define, debug_undef): Make const correct.
6045 * toplev.c (debug_define, debug_undef): Similarly. Do not
6046 perform the verbosity tests here anymore.
6048 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
6050 * reload.c (subst_reloads): Take INSN argument. When
6051 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
6052 * reload.h (subst_reloads): Adjust prototype.
6053 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
6054 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
6055 present in JUMP_INSNs and copy them to JUMP_LABEL.
6056 * flow.c (find_label_refs, find_basic_blocks_1): Skip
6057 JUMP_INSNs and insns with REG_LABELs that are followed by
6058 JUMP_INSNs with the same REG_LABEL.
6059 * sched-rgn.c (is_cfg_nonregular): Likewise.
6060 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
6062 * unroll.c (unroll_loop): Look for REG_LABEL notes in
6064 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
6066 2001-01-06 Richard Henderson <rth@redhat.com>
6068 * loop.c (scan_loop): Use xcalloc for the regs array.
6069 (load_mems_and_recount_loop_regs_set): Zero the new memory
6070 received from xrealloc.
6072 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
6074 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
6076 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
6078 * integrate.c (copy_rtx_and_substitute): When copying
6079 an ignored return value, strip REG_FUNCTION_VALUE_P.
6081 2001-01-06 Michael Hayes <mhayes@redhat.com>
6083 * loop.c (debug_biv, debug_giv): New.
6084 (loop_biv_dump): Break out from ...
6085 (record_biv): ... here.
6086 (loop_giv_dump): Break out from ...
6087 (record_giv): ... here.
6088 (loop_bivs_check): Use print_simple_rtl.
6089 * unroll.c (loop_iterations): Use print_simple_rtl.
6091 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6093 * pa.md (return, return_internal): Modify patterns to prevent regrename
6094 mucking with the return pointer.
6096 2001-01-05 Richard Henderson <rth@redhat.com>
6098 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
6100 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
6102 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
6103 version supplied by Matteo Frigo.
6105 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6107 * cpp.texi: Update for -MQ.
6108 * cppinit.c (cpp_create_reader): Always create pfile->deps.
6109 (cpp_cleanup): Always free pfile->deps.
6110 (initialize_dependency_output): Don't create pfile->deps.
6111 (cpp_handle_option): Similarly.
6113 * gcc.c (cpp_options): Handle -MQ.
6114 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
6115 * mkdeps.c (base_name): Remove.
6116 (deps_init): Don't allocate vector space until it's needed.
6117 (deps_free): Only free vectors if allocated.
6118 (deps_add_target, deps_add_dep): Update for initial allocation.
6119 (deps_add_default_target): Don't strip to the base_name.
6121 2001-01-05 DJ Delorie <dj@redhat.com>
6123 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
6124 (INIT_EXPANDERS): Define.
6126 * config/v850/v850.c (struct machine_function): Define.
6127 (v850_save_machine_status): New function.
6128 (v850_restore_machine_status): New function.
6129 (v850_return_addr): New function.
6130 (v850_init_expanders): New function.
6132 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
6133 and v850_init_expanders.
6135 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6137 * cpplib.h (struct cpp_reader): Add help_only field.
6138 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
6139 (cpp_handle_option): Set pfile->help_only if we see -h,
6140 --help, -target-help, or --version. Print version string but
6141 do not set help_only if we see -v or -version. Make text
6142 printed by -v match that printed by (-)-version.
6144 * cppmain.c (main): Exit after option parsing if
6145 pfile->help_only is true.
6147 * toplev.c (independent_decode_option): Call print_version,
6148 then exit, if we see --version (but not -version).
6149 (print_version): Split lengthy message into two lines.
6151 2001-01-05 Nick Clifton <nickc@redhat.com>
6153 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
6154 temporary string for initialisation before calling ggc_alloc_string.
6156 2001-01-06 Michael Hayes <mhayes@redhat.com>
6158 * rtl.h (print_simple_rtl): New.
6159 * print-rtl.c (print_simple_rtl): New.
6161 (print_rtx): Disable printing of flags and modes, etc.,
6162 if `flag_simple` nonzero.
6164 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6166 * function.c (fixup_var_refs): Use push_to_full_sequence where
6169 2001-01-05 Michael Meissner <meissner@redhat.com>
6171 * flags.h (flag_reorder_blocks): Add declaration.
6172 (flag_rename_block): Ditto.
6174 2001-01-05 DJ Delorie <dj@redhat.com>
6176 * function.c (reorder_blocks): Make sure the flags are all reset
6177 before using them to mark blocks, else a second invocation will
6178 corrupt the block chain.
6179 (reorder_blocks_0): New, resets the flags.
6181 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
6183 * cse.c (find_comparison_args): Stop if the argument is known to
6186 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6188 * config/sh/sh.md (movdf): When splitting load into pair of
6189 registers, don't clobber the register used in the address too
6192 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
6194 * varasm.c (mark_constant_pool): Improve initial comments.
6195 (mark_constants): Move marking of constants to mark_constant.
6196 (mark_constant): New function to recursively mark all constants
6197 referred to by a constant.
6199 2001-01-05 Catherine Moore <clm@redhat.com>
6201 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
6203 2001-01-05 Phil Edwards <pme@sources.redhat.com>
6205 * cp/lang-options.h: Bring comment in line with reality.
6206 * f/lang-options.h: Likewise.
6207 * java/lang-options.h: Likewise.
6208 * objc/lang-options.h: Likewise.
6209 * ch/lang-options.h: Likewise.
6210 * f/g77.texi: And update the manual.
6212 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
6213 Denis Chertykov <denisc@overta.ru>
6215 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
6216 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
6217 * config/avr/avr.md (all peepholes that request a scratch register):
6218 Call it, FAIL the peephole if not safe (in interrupt functions).
6220 2001-01-05 Mark Mitchell <mark@codesourcery.com>
6222 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
6224 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
6226 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
6228 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
6229 BUILT_IN_CREAL and BUILT_IN_CIMAG.
6230 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
6231 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
6232 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
6234 * extend.texi: Document these builtins.
6236 2001-01-05 Daniel Berlin <dberlin@redhat.com>
6238 * c-common.c (lang_get_alias_set): Say we know nothing of
6239 VECTOR_TYPE aliasing.
6241 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
6243 2001-01-05 Bruce Korb <bkorb@gnu.org>
6245 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
6246 their x* equivalent versions for atexit-less systems
6247 * fixinc/fixincl.c(main): do not return from main() on atexit-less
6248 systems (or any other system any more).
6250 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
6252 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
6253 output operands. Use arm_hard_register_operand for operand 4.
6254 (stmsi_postinc): Similarly.
6255 (ldmsi): Use arm_hard_register_operand for opernand 2.
6257 * arm.c (arm_hard_register_operand): New function.
6258 * arm-protos.h (arm_hard_register_operand): Prototype it.
6260 * arm.h (HARD_REGNO_RENAME_OK): Define.
6262 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
6264 * simplify-rtx.c (cfc_args): add "unordered" field.
6265 (check_fold_consts): Set unordered field.
6266 (simplify_relational_operation): Simplify the unordered
6269 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
6272 * emit-rtl.c (try_split): Fix code to mark labels.
6273 * jump.c (mark_jump_label): Make global.
6274 * rtl.h (mark_jump_label): Declare.
6276 * predict.c (estimate_probability): Handle unordred comparisons.
6278 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6280 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
6281 * cppinit.c (initialize_dependency_output): Update.
6282 (cpp_finish): Output dummy targets for -MP.
6284 (cpp_handle_option): Handle -MP. Don't quote -MT options.
6285 * cpplib.h (struct cpp_options): Add deps_phony_targets.
6286 * gcc.c (cpp_options): Update to handle -MP.
6287 * mkdeps.c (deps_add_target, deps_add_default_target): Update
6288 to quote only the default target.
6289 (deps_phony_targets): Insert a preceding newline. Rename from
6290 deps_dummy_targets for consistency.
6293 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6295 * calls.c (emit_library_call_value_1): Support
6296 INIT_CUMULATIVE_LIBCALL_ARGS.
6297 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
6299 2001-01-04 Richard Henderson <rth@redhat.com>
6301 * c-decl.c (finish_struct): Detect flexible array members
6302 used in an inappropriate context.
6303 * c-typeck.c (really_start_incremental_init): Special case
6304 constructor_max_index for zero length arrays.
6305 (pop_init_level): Allow initialization of flexible array
6306 members. Deprecate initialization of zero length arrays.
6307 Don't issue missing initializer warning for flexible array
6308 members or zero length arrays.
6309 (process_init_element): Don't dereference null DECL_SIZE.
6310 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
6311 Don't abort for empty constructors. Use size_binop
6312 (output_constructor): Add commentary regarding zero length
6313 array futures. Abort if we try to initialize an array of
6314 unspecified length with a non-empty constructor in the middle
6317 * extend.texi (Zero Length): Update and clarify documentation
6318 on static initialization.
6320 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6322 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
6323 with more than 32767 words of local storage.
6325 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6327 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
6328 for 'abs', 'labs', and 'fabs'.
6329 (c4x_expand_builtin): Likewise.
6330 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
6332 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6334 * config/sh/sh.md (prget, prset): New insn types.
6335 (return delay slot): Dont' allow prset.
6336 (call, sfunc delay slot): Don't allow prget.
6337 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
6338 for prset and prget.
6340 2001-01-05 Michael Hayes <mhayes@redhat.com>
6342 * loop.h (struct loop_reg): New.
6343 (struct loop_regs): Change to use array of `struct loop_reg'.
6344 * loop.c: Replace assortment of varrays with single regs array.
6345 (count_one_set): Delete may_not_move array argument
6346 and use regs array instead. All caller's changed.
6347 (count_loop_regs_set): Delete may_not_move and single_usage
6348 arguments and use regs array instead. All caller's changed.
6349 (find_single_use_in_loop): Replace usage array argument with pointer
6350 to regs structure. All caller's changed.
6351 (loop_optimize): Delete `moved_once' array.
6353 2001-01-05 Michael Hayes <mhayes@redhat.com>
6355 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
6356 Use it instead of loop_info->has_call for scanning loop mems.
6357 (check_dbra_loop): Replace loop_info->has_call test with
6358 loop_info->has_nonconst_call.
6360 2000-01-04 Matthew Hiller <hiller@redhat.com>
6362 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
6365 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6367 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
6368 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
6370 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6372 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
6373 (flag_short_double, flag_short_wchar): Define.
6374 (c_common_nodes_and_builtins): Create many tree nodes shared
6375 between C and C++ here instead of in cp/decl.c and ...
6376 * c-decl.c (init_decl_processing): ... here.
6377 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6378 (flag_short_double, flag_short_wchar): Don't define.
6379 (record_builtin_type): New function.
6380 (build_void_list_node): New function.
6381 * c-common.h (flag_short_double, flag_short_wchar,
6382 record_builtin_type, build_void_list_node): Declare.
6384 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6386 * integrate.c (expand_inline_function): Don't put a virtual
6387 register into the reg map.
6389 * function.c (fixup_var_refs_1): If force_operand didn't put
6390 the address into the target, move it there.
6392 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6394 Special-case tree_decl/tree_list allocations.
6395 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6396 (OBJECT_SIZE): New macro.
6397 (NUM_EXTRA_ORDER): Likewise.
6398 (extra_order_size_table): New variable.
6399 (NUM_ORDERS): New macro.
6400 (objects_per_page_table): New variable.
6401 (object_size_table): New variable.
6402 (G.pages): Use NUM_ORDERS to bound the array.
6403 (G.page_tails): Likewise.
6404 (DIV_ROUND_UP): Remove.
6405 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6406 (alloc_page): Use OBJECT_SIZE.
6407 (size_lookup): Don't make it const.
6408 (ggc_alloc): Use OBJECT_SIZE.
6409 (ggc_set_mark): Likewise.
6410 (ggc_get_size): Likewise.
6411 (init_ggc): Set up the object_size_table, objects_per_page_table,
6412 and adjust size_lookup.
6413 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6414 (ggc_pop_context): Use NUM_ORDERS.
6415 (clear_marks): Likewise.
6416 (sweep_pages): Likewise.
6417 (poison_pages): Likewise.
6418 (ggc_print_statistics): Use OBJECT_SIZE.
6420 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6422 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6423 Only call array_size_for_constructor if last field and array type
6424 with no upper bound.
6426 2001-01-04 Philip Blundell <philb@gnu.org>
6428 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6429 from bit 31 downwards, if this requires no more insns.
6430 (count_insns_for_constant): New helper function for above.
6432 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6434 * gencodes.c (output_predicate_decls): Remove empty initializer.
6436 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6438 * tree.c (copy_node): Remove documentation about obstacks.
6439 (buidl1): Check that nobody tries to build 2-argument nodes this
6442 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6444 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6447 * gencodes.c (output_predicate_decls): Fill empty initializer
6450 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6452 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6453 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6455 (do_include): Handle missing headers like cpp0.
6456 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6457 paths with first include pathname. Don't strcat to uninitialized
6460 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6462 * regrename.c (regrename_optimize): Don't rename from frame pointer
6463 if frame_pointer_needed.
6464 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6465 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6466 (ia64_reorg): Use it instead of scheduling if ! optimize.
6467 (errata_emit_nops): Properly call asm_noperands.
6468 (ia64_sched_reorder): Finish cycle if we see an asm.
6469 (ia64_variable_issue): Clear scheduling state after asms.
6471 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6473 * cpp.texi: Update for -MT.
6474 * cppinit.c (initialize_dependency_output): Add a default
6475 target if none has been given already.
6476 (no_tgt, OPT_MT): New.
6477 (cpp_handle_option): Handle -MT. Update -M etc.
6478 * cpplib.h (struct cpp_options): Remove deps_target.
6479 * gcc.c (cpp_options): Handle -MT.
6480 * mkdeps.c (struct deps): Move from mkdeps.h.
6481 (deps_calc_target): Rename deps_add_default_target. Add a
6482 default target if none has been specified already.
6483 * mkdeps.h (struct deps): Move to mkdeps.c.
6484 (deps_calc_target): Rename deps_add_default_target.
6486 2000-01-03 Richard Henderson <rth@redhat.com>
6488 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6490 * c-typeck.c (push_init_level): Move checks for flexible array
6491 members and zero length arrays ...
6492 (pop_init_level): ... here. Silently discard empty initializations.
6494 * varasm.c (output_constructor): Update for sizeof change to
6497 * extend.texi (Zero Length): Clarify semantics.
6499 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6501 * configure.in (tm.h): Include isns-codes.h last.
6502 * configure: Rebuilt.
6504 2001-01-03 Richard Henderson <rth@redhat.com>
6506 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6507 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6509 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6511 * tradcpp.c (main): Make sure finclude() is called with a valid
6512 indepth value while handling -include.
6514 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6516 * gencodes.c (output_predicate_decls): New function.
6518 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6519 even if it is not the first time machmode.h is #included.
6520 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6521 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6522 * gcc.texi (Copyright): Added 2001.
6524 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6526 * c-common.c (c_common_lang_init): New function. Warn if format
6527 warning options which only have effects when used with -Wformat
6528 are used without -Wformat.
6529 * c-common.h (c_common_lang_init): Declare.
6530 * c-lang.c (lang_init): Call c_common_lang_init.
6531 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6533 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6535 * configure.in: Check for the mktemp command.
6536 * configure: Regenerate.
6537 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6538 $TEMP. Create temporary files with mktemp, if available at
6539 configure time; otherwise use set -C. Remove temporary files
6542 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6544 * configure.in: Require at least texinfo 4.0. Check for whether
6545 Pod::Man is sufficiently recent to regenerate GCC manpages.
6546 * configure: Regenerate.
6547 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6549 (GENERATED_MANPAGES): Define.
6550 (generated-manpages): New target. Depend on cpp.1 as well as
6552 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6553 configure to generated-manpages or empty) rather than on the
6554 manpages directly. Remove execute permission from installed
6555 gcov.1 as well as cpp.1.
6556 * cpp.1, gcov.1: Regenerate.
6558 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6560 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6561 tree_low_cst. Allow using cmpstrsi in more cases.
6563 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6565 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6568 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6570 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6571 * Makefile.in (HOST_CFLAGS): Mention build-make.
6573 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6575 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6578 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6580 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
6583 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
6586 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
6587 reg_base_value and reg_known_value arrays.
6588 (init_alias_analysis): Add more cases to detect known values.
6589 * sched-deps.c (deps_may_trap_p): New function.
6590 (sched_analyze_2): Use it.
6592 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6594 * combine.c (simplify_shift_const): Even if we're sign-extracting,
6595 don't discard an ASHIFTRT if we're shifting in a wider mode.
6597 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6599 * toplev.c (rest_of_compilation): Don't print basic block information
6600 when CFG isn't up to date.
6602 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
6604 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
6605 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
6606 (UNALIGNED_SHORT_ASM_OP): Define.
6607 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
6609 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6611 * fold-const.c (fold_convert): Fix typo.
6613 2001-01-02 Richard Henderson <rth@redhat.com>
6615 * c-common.h (ASM_INPUT_P): New.
6616 * c-parse.in (asm): Set it when needed.
6617 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
6618 existance of an operand.
6620 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
6622 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
6623 (dwarf2out_frame_debug_expr): Likewise.
6624 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
6626 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
6628 * i386.c (ix86_split_to_parts): Return number of part required;
6630 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
6632 (ix86_split_long_move): Use number of part returned
6633 by ix86_split_to_parts
6634 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
6636 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
6637 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
6638 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
6639 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
6640 (ALIGN_MODE_128): Add TFmode.
6641 (IS_STACK_MODE): Likewise.
6642 (HARD_REGNO_NREGS): TFmode needs 3 registers.
6643 (HARD_REGNO_OK): Support TFmodes.
6644 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
6645 * i386.md (scheduler definitions): Use memory operand to determine
6646 fst/fld instructions; use mode attribute to determine real mode of
6648 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
6649 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
6651 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6653 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
6655 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6657 * expr.c (store_constructor_field): Update ALIGN before calling
6660 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6662 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
6665 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6667 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
6670 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6672 * c-decl.c (start_function): Don't warn on third parameter to main.
6674 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6676 * tsystem.h: Define HAVE_DECL_GETOPT.
6678 2001-01-02 Philip Blundell <pb@futuretv.com>
6680 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
6683 2001-01-02 Richard Henderson <rth@redhat.com>
6685 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
6687 2001-01-02 Andreas Jaeger <aj@suse.de>
6689 * c-decl.c (c_decode_option): Remove support of
6692 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
6693 (W_options): Add -Wmissing-noreturn here.
6695 * flow.c: Define lang_missing_noreturn_ok_p.
6696 (check_function_return_warnings): Use it.
6698 * c-common.h: Declare lang_missing_noreturn_ok_p.
6700 * c-lang.c (c_missing_noreturn_ok_p): New function.
6701 (lang_init): Set lang_missing_noreturn_ok_p.
6703 * invoke.texi (Warning Options): Document this.
6705 2000-12-27 Phil Edwards <pme@sources.redhat.com>
6707 * extend.texi (C++ Extensions): New node for C++ attributes;
6708 describe init_priority and com_interface.
6709 * invoke.texi: Remove -finit-priority as it now has zero effect.
6710 * install.texi: Fix xref syntax.
6711 * md.texi: Likewise.
6713 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6715 * config.gcc (sparc64-wrs-vxworks*): New case.
6716 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
6718 * config/sparc/sparc.c (sparc_override_options): Do support different
6719 pointer and architecture size.
6720 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
6721 (POINTERS_EXTEND_UNSIGNED): Define.
6722 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
6723 (FUNCTION_MODE): Define to be Pmode.
6724 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
6726 * function.c (expand_function_end): Properly handle DECL_RESULT
6727 and copy when ptr_mode != Pmode.
6728 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
6730 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6732 * c-common.c (c_common_nodes_and_builtins): Set prototype
6733 parameters for __builtin_fputs, __builtin_fputc and
6734 __builtin_fwrite. Don't declare plain fputc as a builtin.
6736 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6738 * loop.c (add_label_notes): Increment the label usage count when
6739 a note is added to an insn which refers to a CODE_LABEL.
6740 * gcse.c (add_label_notes): Likewise.
6742 2001-01-01 Andreas Jaeger <aj@suse.de>
6744 * loop.c (scan_loop): Use xmalloc to allocate movables.
6746 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6748 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
6749 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
6750 * reload1.c (REGISTER_MOVE_COST): Likewise.
6751 * regclass.c (REGISTER_MOVE_COST): Likewise.
6752 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
6753 dimension. Adjust all users.
6754 (init_reg_sets_1): Iterate on all modes.
6755 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
6756 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
6757 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
6758 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
6759 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
6760 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
6761 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
6762 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
6763 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
6764 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
6765 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
6766 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
6767 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
6768 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
6769 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
6770 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
6771 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
6772 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
6773 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
6774 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
6775 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
6776 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
6777 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
6778 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
6779 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
6780 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
6781 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
6783 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6785 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
6786 arg VARIES_P. Call it with extra arg.
6787 (true_dependence): Likewise.
6788 * rtl.h (rtx_addr_can_trap_p): Declare.
6789 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
6791 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
6792 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
6793 pic offset table register if it's zero. All callers changed.
6794 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
6796 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6798 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
6799 STRING_POOL_ADDRESS_P.
6801 * config/sparc/sparc.c (input_operand): Properly test for short op.
6803 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
6804 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
6805 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
6806 * config/sparc/elf.h: No longer include sol2.h.
6807 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
6808 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
6810 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
6812 2001-01-01 Michael Hayes <mhayes@redhat.com>
6814 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
6815 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
6816 (record_initial): Likewise.
6817 * unroll.c (copy_loop_body, loop_iterations): Likewise.
6818 (remap_split_bivs): Likewise.
6820 2001-01-01 Michael Hayes <mhayes@redhat.com>
6822 * loop.c (loop_ivs_free): New function.
6823 (strength_reduce): Break out from...
6825 2001-01-01 Michael Hayes <mhayes@redhat.com>
6827 * loop.h (struct iv): New.
6828 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
6829 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
6830 'reg_biv_class' fields with 'regs' and 'n_regs'.
6831 (struct ivs): Rename 'loop_iv_list' field to 'list'.
6832 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
6833 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
6835 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
6837 * resource.c (mark_referenced_resources): Abort() before
6838 attempting to mark a pseudo register.
6839 (mark_set_resources): Likewise.
6841 2001-01-01 Michael Hayes <mhayes@redhat.com>
6843 * loop.h (REG_IV_CLASS): New accessor macro.
6844 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
6845 * unroll.c (REG_IV_CLASS): Likewise.
6847 See ChangeLog.4 for earlier changes.