1 2001-03-18 Anthony Green <green@redhat.com>
3 * config/pj/pj.h: Remove some trailing commas.
4 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
6 2001-03-18 Richard Henderson <rth@redhat.com>
8 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
10 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
11 defaults for them here.
13 2001-03-17 Anthony Green <green@redhat.com>
15 * config/pj/lib1funcs.S: Fix broken comment.
16 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
19 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
21 * gcc.texi: Remove obsolete information relating to build and
22 installation problems with enquire or the Pyramid C compiler.
24 2001-03-17 Richard Henderson <rth@redhat.com>
26 * dwarf2out.c (queue_reg_save): New.
27 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
28 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
30 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
31 (cfa, cfa_store, cfa_temp): Make static.
32 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
34 2001-03-17 Richard Henderson <rth@redhat.com>
36 * integrate.h (struct inline_remap): Add local_return_label.
37 * integrate.c (expand_inline_function): Initialize it and emit
38 it after copy_insn_notes.
39 (copy_insn_list): Don't store local_return_label here.
40 (copy_insn_notes): New function split out from copy_insn_list.
42 2001-03-17 Richard Henderson <rth@redhat.com>
44 * dwarf2out.c (lookup_filename): Emit .file if the assembler
45 is generating .debug_line.
46 (dwarf2out_init): Add main_input_filename to the file table first.
47 * configure.in (as_dwarf2_debug_line): Test with file number 1
48 instead of file number 0.
50 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
52 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
53 (gen_rtx_combine): Deleted; all references changed as appropriate.
54 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
56 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
58 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
60 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
63 2001-03-16 Jim Wilson <wilson@redhat.com>
65 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
66 then set it to LOC_REG (79) instead of aborting.
68 2001-03-16 Phil Edwards <pme@sources.redhat.com>
70 * gccbug.in: Remove high priority.
72 2001-03-16 Richard Henerson <rth@redhat.com>
74 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
75 output with a space instead of deleting it.
76 * configure: Regenerate.
78 2001-03-16 Zack Weinberg <zackw@stanford.edu>
80 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
81 handles the gory details of converting an object file into
82 something that's safe to grep.
83 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
84 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
85 newlines at either end of the string we're looking for.
86 Make 'checking ...' message less stilted.
87 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
88 ARM in-memory layout and its hypothetical converse. Don't
89 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
90 HOST_WORDS_BIG_ENDIAN.
92 * configure.in: Adjust for renamed macro. Move
93 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
94 * configure, config.in: Regenerate.
96 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
98 * fixinc/Makefile.in: Set SHELL.
100 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
102 * fixinc/fixincl.c (fix_with_system): Quote file names before
103 passing them to shell.
105 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
107 * Makefile.in: Use fix-header$(build_exeext) instead
110 2001-03-16 Richard Henderson <rth@redhat.com>
112 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
113 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
114 (size_of_line_prolog): Remove.
115 (output_line_info): Compute prologue size via label difference.
116 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
118 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
119 assembler error when redefining file numbers.
120 * config.in, configure: Rebuild.
122 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
123 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
124 (dw2_asm_output_delta_uleb128): Likewise.
125 (dw2_asm_output_delta_sleb128): Similarly.
126 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
128 2001-03-16 Michael Meissner <meissner@redhat.com>
130 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
132 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
134 (BITMASK_LOWER16): Replacement for 0x0000ffff.
136 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
137 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
138 being unsigned in ISO C and signed in traditional.
139 (expand_prologue): Ditto.
140 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
142 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
144 (divsi3,divdi3): Ditto.
145 (modsi3,moddi3): Ditto.
146 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
147 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
148 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
151 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
153 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
154 SSE based conditional moves on LTGT/UNEQ conditions;
155 Canonicalize EQ to NE.
156 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
157 (sse_mov?fcc_ne): New.
159 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
161 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
163 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
164 register may be dead.
166 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
168 * Makefile.in (hash.o): Depend on CONFIG_H.
170 2001-03-15 Mark Mitchell <mark@codesourcery.com>
172 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
174 2001-03-15 Richard Henderson <rth@redhat.com>
176 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
177 (ASM_OUTPUT_DWARF_PCREL): New.
178 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
180 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
182 * cppfiles.c (stack_include_file): Use MAX of sysp.
184 2001-03-15 Steve Ellcey <sje@cup.hp.com>
186 * config.gcc (ia64*-*-hpux*): New case.
187 * config/ia64/hpux.h: New file for HP-UX support.
188 * config/ia64/t-hpux: New file for HP-UX support.
190 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
192 * fixinc/inclhack.def (irix_stdio_va_list): New.
193 * fixinc/fixincl.x: Rebuilt.
195 2001-03-15 Richard Henderson <rth@redhat.com>
197 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
198 if provided by the target.
199 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
200 (dw2_asm_output_addr): New.
201 * dwarf2asm.h (dw2_asm_output_addr): Declare.
202 * dwarf2out.c (output_cfi): Use it for program addresses.
203 (output_call_frame_info, output_die): Likewise.
204 (output_aranges, output_line_info): Likewise.
206 2001-03-15 Bruce Korb <bkorb@gnu.org>
208 * gcc.c(main): make more rigorous
209 * collect2.c(main): guard against ignoring SIGCHLD
210 * protoize.c(main): ditto
211 * gcc/fixinc/fixincl.c(initialize): ditto
213 2001-03-15 Mark Mitchell <mark@codesourcery.com>
215 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
216 (sdbout_parms): Likewise.
218 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
220 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
221 "widen" a destination that is already wider than a word. Also do
222 not widen if LOAD_EXTEND_OP is NIL for the given mode.
224 2001-03-15 Bernd Schmidt <bernds@redhat.com>
226 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
228 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
230 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
232 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
234 * i960.h (i960_maxbitalignment,
235 i960_last_maxbitalignment): Declare.
236 * i960.c (i960_maxbitalignment,
237 i960_last_maxbitalignment): Make global.
238 (process_pragma): Delete.
239 (i960_pr_align, i960_pr_noalign): Move from here ...
240 * i960-c.c: ... to this new file.
241 * t-960bare (i960-c.o): New rule.
242 * t-vxworks960 (i960-c.o): Likewise.
243 * config.gcc (i960-*-*): Define c_target_objs and
246 2001-03-15 Bernd Schmidt <bernds@redhat.com>
248 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
249 without adding in rtx code and mode.
251 * alias.c (init_alias_analysis): Don't use any rtx whose value
252 varies as a known value.
253 Delete a superfluous test.
255 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
257 (ia64_sched_reorder): Call maybe_rotate; also rotate after
258 scheduling a stop bit.
259 (ia64_emit_nops): Correctly handle ASMs.
261 2001-03-15 Mark Mitchell <mark@codesourcery.com>
263 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
265 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
267 * cpp.texi: Update documentation for -include and -imacros.
268 * cppfiles.c (struct include_file): Remove "defined" memeber.
269 (find_or_create_entry): Make a copy of the file name, and
271 (open_file): Update to ensure we use the simplified filename.
272 (stack_include_file): Don't set search_from.
273 (cpp_included): Don't simplify the path name here.
274 (find_include_file): New prototype. Call search_from to
275 get the start of the "" include chain. Don't simplify the
277 (_cpp_execute_include): New prototype. Move diagnostics to
278 do_include_common. Update.
279 (_cpp_pop_file_buffer): Don't set defined.
280 (search_from): New prototype. Use the preprocessor's cwd
281 for files included from the command line.
282 (read_name_map): Don't simplify the pathname here.
283 * cpphash.h (enum include_type): New.
284 (struct buffer): Delete search from. New search_cached.
285 (_cpp_execute_include): Update prototype.
286 * cppinit.c (do_includes): Use _cpp_execute_include.
287 * cpplib.c (do_include_common): New function.
288 (do_include, do_include_next, do_import): Use it.
290 2001-03-14 Mark Mitchell <mark@codesourcery.com>
292 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
293 contents of the RTL, to determine the name of the object.
295 2001-03-14 Mark Mitchell <mark@codesourcery.com>
297 * tree.h (DECL_RTL): Allocate RTL lazily.
298 (SET_DECL_RTL): New macro.
299 (DECL_RTL_SET_P): Likewise.
300 (COPY_DECL_RTL): Likewise.
301 (DECL_RTL_IF_SET): Likewise.
302 * varasm.c (make_decl_rtl): Add assertions about the kind of
303 declaration we are processing.
304 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
305 (start_decl): Likewise.
306 (finish_decl): Likewise.
307 * c-semantics.c (emit_local_var): Likewise.
308 * calls.c (expand_call): Likewise.
309 * dbxout.c (dbxout_symbol): Likewise.
310 * emit-rtl.c (unshare_all_rtl): Likewise.
311 (unshare_all_decls): Likewise.
312 (reset_used_decls): Likewise.
313 * expr.c (store_constructor): Likewise.
314 (safe_from_p): Likewise.
315 (expand_expr): Likewise.
316 * function.c (put_var_into_stack): Likewise.
317 (instantiate_decls_1): Likewise.
318 (assign_parms): Likewise.
319 (expand_function_start): Likewise.
320 (expand_function_end): Likewise.
321 * ggc-common.c (gcc_mark_trees): Likewise.
322 * integrate.c (function_cannot_inline_p): Likewise.
323 (copy_decl_for_inlining): Likewise.
324 (expand_inline_function): Likewise.
325 (integrate_parm_decls): Likewise.
326 (integrate_decl_tree): Likewise.
327 * print-tree.c (print_node): Likewise.
328 * reg-stack.c (stack_result): Likewise.
329 * stmt.c (label_rtx): Likewise.
330 (expand_return): Likewise.
331 (expand_decl): Likewise.
332 (expand_decl_cleanup): Likewise.
333 (expand_anon_union_decl): Likewise.
334 * toplev.c (check_global_declarations): Likewise.
335 (rest_of_decl_compilation): Likewise.
336 * tree.c (simple_cst_equal): Likewise.
337 * objc/objc-act.c (generate_static_references): Likewise.
339 2001-03-14 Zack Weinberg <zackw@stanford.edu>
341 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
342 gcc_AC_C_FLOAT_FORMAT): New macros.
343 * configure.in: Add AC_PROG_CPP after CC tests;
344 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
345 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
346 * configure, config.in: Regenerate.
348 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
349 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
350 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
351 config/i370/xm-linux.h, config/i370/xm-oe.h,
352 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
353 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
354 config/pa/xm-linux.h, config/pa/xm-pa.h,
355 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
356 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
357 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
358 config/we32k/xm-we32k.h: Delete.
360 * config/i370/xm-mvs.h, config/m88k/m88k.h,
361 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
362 config/vax/xm-vms.h: Don't define any of:
363 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
365 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
367 * config.gcc: Remove references to deleted files.
368 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
369 FATAL_EXIT_CODE, which is the same between oe and mvs).
371 2001-03-14 DJ Delorie <dj@redhat.com>
372 Vladimir Makarov <vmakarov@redhat.com>
374 * config/i960/i960.c (i960_function_prologue): Compute size of
375 frame according to number of registers actually saved there.
377 2001-03-14 Richard Henderson <rth@redhat.com>
379 * expr.c (emit_move_insn_1): Fix else if around #endif.
381 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
384 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
387 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
389 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
390 (override_options): Parse cmodel string.
391 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
392 * i386.h (TARGET_OPTIONS): Add "cmodel".
393 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
395 (ix86_cmodel_string, ix86_cmodel): Declare.
397 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
400 * i386.h (GENERAL_REG_P): Add missing REG_P.
402 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
404 * configure.in: Use $gcc_cv_as instead of $as.
405 * configure: Regenerated.
407 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
409 * cppfiles.c (stack_include_file): Only increase the include
410 count if we actually process the file properly, as opposed
411 to treating it as length zero. Only call read_include_file
412 if not DO_NOT_REREAD. Handle the -H include file output
414 (read_include_file): Remove now redundant DO_NOT_REREAD check.
415 (cpp_included, find_include_file): Simplify pathnames after
416 remapping them. If remapping, don't use the remapped file
417 name's buffer as our scratch buffer.
418 (cpp_pop_file_buffer): Replace the multiple include macro
419 only if it isn't yet set.
420 (read_name_map): Simplify remapped names when reading in.
421 (remap_filename): Move code to code path that uses it.
422 (_cpp_simplify_pathname): Return the input pointer.
423 * cpphash.h (_cpp_simplify_pathname): Update prototype.
425 2001-03-14 Mark Mitchell <mark@codesourcery.com>
427 * expr.c (expand_expr): Revove bogus conditional.
429 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
431 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
433 2001-03-14 Jakub Jelinek <jakub@redhat.com>
435 * reg-stack.c (stack_result): Unconditionally use
436 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
438 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
440 * expr.c (emit_move_insn_1): Split push of complex value when
441 no suitable push instruction exist.
443 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
446 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
448 * alias.c (handled_component_p, can_address_p): New functions.
449 (get_alias_set): Use them.
451 2001-03-13 Jim Wilson <wilson@redhat.com>
453 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
454 from 80 in try_locals code.
455 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
457 2001-03-13 Zack Weinberg <zackw@stanford.edu>
459 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
460 gcc_AC_C_LONG_LONG): New.
461 * configure.in: Use them. Probe the size of short, int, long,
462 and long long/__int64 if we have them. Move all the AC_C_*
463 checks together, except gcc_AC_C_CHAR_BIT which has to go
464 after AC_CHECK_HEADERS(limits.h).
465 Take hwint.h out of host_xm_file and build_xm_file.
467 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
468 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
469 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
470 Move the HOST_WIDEST_INT setup logic here from system.h.
471 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
473 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
474 is now handled by hwint.h.
476 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
477 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
478 config/ia64/xm-ia64.h: Don't define any of:
479 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
480 HOST_BITS_PER_LONGLONG.
482 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
483 config/h8300/xm-h8300.h, config/mips/iris6.h,
484 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
485 config/sparc/xm-sp64.h: Delete.
486 * config.gcc: Remove references to deleted files.
488 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
489 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
490 * config/i370/xm-linux.h: Clarify floating-point situation in
493 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
495 * cppfiles.c (NO_INCLUDE_PATH): New macro.
496 (find_include_file): Decide here which part of the include
497 chain to start the search. Complain about an empty include
498 chain in all cases apart from an abolsute file name.
499 (_cpp_execute_include): Don't choose the search chain here.
500 Don't call handle_missing_include in the case of an empty
502 (_cpp_compare_file_date): Don't choose the search chain here.
503 * cpplib.c (do_include_next): Move the in-main-file diagnostic
504 here from _cpp_execute_include. Behave like #include if
505 we're in the main file.
507 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
509 * system.h (malloc, realloc, calloc, strdup): Only poison these
510 tokens when IN_GCC is defined.
512 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
514 * i386.md (abs?f expander): Support SSE case.
515 (abd?f_if): Add new "USE"; add splitters.
517 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
519 * cpp.texi (poison): Explain the macro expansion exception.
521 2001-03-13 Jakub Jelinek <jakub@redhat.com>
523 * expr.c (store_expr): Add dont_store_target. If temp is already in
524 target before copying to reg, don't store it into target again.
526 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
528 * cppinternals.texi: Update for file handling.
530 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
532 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
533 2001-02-24 which broke building the Java library.
534 * function.c (identify_blocks): Likewise.
535 (all_blocks): Likewise.
536 * integrate.c (integrate_decl_tree): Likewise.
537 * print-tree.c (print_node): Likewise.
538 * tree.h (BLOCK_NUMBER): Likewise.
539 (struct tree_block): Likewise.
541 2001-03-12 David Edelsohn <edelsohn@gnu.org>
543 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
544 __WCHAR_TYPE__ definition.
545 (WCHAR_TYPE_SIZE): #undef before #define.
547 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
549 * cppfiles.c: Update comments.
550 (destroy_include_file_node): Rename destroy_node.
551 (find_or_create_entry): New function.
552 (open_file, _cpp_fake_include): Use it.
553 (handle_missing_header): New function, broken out of
554 _cpp_execute include. Don't segfault if there is no
555 system or quoted path.
556 (_cpp_execute_include): Use handle_missing_header.
558 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
560 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
561 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
563 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
565 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
566 unless anti_dependence says they are.
567 * alias.c (objects_must_conflict): If neither has a type specified,
570 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
571 David Billinghurst <David.Billinghurst@riotinto.com>
573 * config/mips/iris5.h: Change WCHAR_TYPE to int.
575 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
577 * i386.md (trunctfdf2_2): Rename missnamed pattern.
578 (*_one_bit): Remove type on the match_operand in attributes.
580 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
582 * i386.c: Commit forgotten hunk in previous patch.
583 (regclass_map): Add extended registers.
584 (dbx_register_map): Add missing frame register.
586 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
588 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
590 * i386.md (x86_sahf_1): Disable for 64bit.
591 (popsi*, pophi*): Likewise.
592 (pushqi, pushhi): Likewise.
593 (movdi, pushdi): Likewise.
594 (zero extend DImode splitter): Likewise.
595 (adddi, minusdi splitter): Likewise.
596 (umulsidi): Likewise.
598 (mulsidi): Disable for 64bit
599 (lshift:DI/ashift:DI): Disable for 64bit.
600 (loop patterns): Likewise.
601 (call_pop, call_value_pop expanders and patterns): Likewise.
602 (prologue_get_pc): Likewise.
604 (fcmovDI pattern and splitter): Likewise.
605 (movdfcc_1_rex64): New.
607 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
609 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
610 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
611 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
612 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
613 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
614 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
615 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
616 (PUSH_ROUNDING): x86_64 rounds to 64bits.
617 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
618 (REGPARM_MAX): Set to 6 for x86_64.
619 (SSE_REGPARM_MAX): Set to 16 for x86_64.
620 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
623 * (patterns that does use upper halves): Update constraints
624 'q' to 'Q' and 'r' to 'R'.
625 (cmpqi_ext_1): Disable for 64bit.
626 (cmpqi_ext_3_insn): Likewise.
627 (movqi_extzv_1): Likewsie.
628 (addqi_ext_1): Liekwsie
629 (testqi_ext_1): Liekwsie
630 (andqi_ext_1): Liekwsie
631 (xorqi_ext_1): Liekwsie
632 (cmpqi_ext_1_rex64): New.
633 (cmpqi_ext_3_insn_rex64): Likewise.
634 (movqi_extzv_1_rex64): Likewsie.
635 (addqi_ext_1_rex64): Liekwsie
636 (testqi_ext_1_rex64): Liekwsie
637 (andqi_ext_1_rex64): Liekwsie
638 (xorqi_ext_1_rex64): Liekwsie
640 2001-03-11 Zack Weinberg <zackw@stanford.edu>
642 * configure.in: Move check for unsigned enumerated bitfields
643 to macro in aclocal.m4. Disable it for now.
644 * configure, config.in: Regenerate.
645 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
646 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
647 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
648 kind above its first use.
650 * config/xm-interix.h, config/alpha/xm-alpha.h,
651 config/i370/xm-linux.h, config/i386/xm-beos.h,
652 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
653 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
654 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
655 Don't define ONLY_INT_FIELDS under any circumstances.
657 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
659 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
660 config/sparc/xm-sysv4.h: Delete - now identical with some
662 * config.gcc (hppa targets): Replace xm-pahpux.h and
663 xm-papro.h with implicit xm-pa.h.
664 (sparc targets): Replace xm-sysv4.h with implicit or explicit
667 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
669 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
670 before reload_cse_noop_set_p.
672 2001-03-11 Zack Weinberg <zackw@stanford.edu>
674 * config.gcc: Where xm-host.h used to include another
675 xm-host.h, list the nested header directly in xm_file. Remove
676 references to deleted files. Can now use sparc/xm-sp64.h for
679 * config/xm-linux.h, config/arm/xm-linux.h,
680 config/i386/xm-dos.h, config/i386/xm-gnu.h,
681 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
682 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
683 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
684 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
687 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
688 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
689 bother to wrap #undef in #ifdef.
690 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
691 Don't include xm-linux.h.
692 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
694 * configure.in: Wrap regexps using [] in changequote block.
695 Use expr : not echo | grep. Simplify regexps.
696 * configure: Regenerate.
698 56 xm-files remain, 22 xm-arch.
700 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
702 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
703 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
704 (local_index, local_rindex): Delete, use strchr/strrchr instead.
705 (copy_object): Fix format specifier vs argument mismatch.
707 * mips-tdump.c: Make local functions static.
708 (rindex): Don't #undef.
709 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
710 (fatal, fancy_abort): Delete.
711 (read_seek): Avoid signed/unsigned compare.
713 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
715 * combine.c (try_combine): Fix error in change to try original
717 (gen_rtx_combine): Do same as gen_rtx for now.
719 2001-03-11 Zack Weinberg <zackw@stanford.edu>
721 * configure.in: AC_SUBST xm_defines.
722 * configure: Regenerate.
723 * Makefile.in: Set DEFINES=$(xm_defines) when building
726 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
728 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
729 (cpp_included, find_include_file): Update.
730 (_cpp_compare_file_date): Make else unconditional.
732 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
734 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
736 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
738 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
739 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
741 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
743 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
744 if it's a record type.
746 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
748 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
749 mingw includes slightly.
751 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
753 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
754 #undef token before poisoning it.
756 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
758 * alpha.c (check_float_value): Use memcpy, not bcopy.
760 * m32r.c (m32r_sched_reorder): Likewise.
762 * vax.c (check_float_value): Likewise.
764 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
766 * toplev.c (file_name_nondirectory): Remove.
767 * toplev.h: Similarly.
768 * dwarf2out.c (compute_section_prefix): Use lbasename instead
769 of file_name_nondirectory.
771 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
773 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
774 * mips-tfile.c: Don't #undef rindex; not used.
776 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
778 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
779 (dbx64_register_map): Declare.
780 (RETURN_ADDR_RTX): Fix for 64bit.
781 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
782 (INCOMING_FRAME_SP_OFFSET): Set to 8.
783 * i386.c (dbx64_register_map): New global array.
784 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
785 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
788 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
790 * cppfiles.c (search_from): Use lbasename.
791 * mkdeps.c (deps_add_default_target): Use lbasename.
793 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
795 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
796 xcalloc in lieu of malloc, realloc & calloc.
798 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
800 * gengenrtl.c (xmalloc): Likewise.
802 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
803 really_call_* memory allocation routines.
805 * stmt.c (check_for_full_enumeration_handling): Use
806 really_call_calloc, not calloc.
808 * system.h (really_call_malloc, really_call_calloc,
809 really_call_realloc): Define.
810 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
812 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
814 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
816 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
818 * configure: Rebuilt.
819 * configure.in: Only use `lang_requires' for languages athat are
822 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
824 * invoke.texi: Fix typo.
827 2001-03-09 Zack Weinberg <zackw@stanford.edu>
829 * configure.in: Prune nonexistent files from build_xm_file,
830 xm_file, and host_xm_file lists. Warn unless they're
832 Don't generate *config.h here.
833 AC_SUBST all variables needed to generate *config.h.
834 * configure: Regenerate.
835 * mkconfig.sh: New helper script, from code removed from
837 * Makefile.in: Zap all MALLOC variables - no longer used
838 anywhere, and malloc.c doesn't exist.
839 Substitute in variables needed to generate *config.h.
840 Stop lying about the dependencies contained in CONFIG_H and
842 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
843 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
844 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
845 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
846 $(TM_P_H), etc. as appropriate.
848 * config.gcc: Zap references to deleted files.
849 * ggc-none.c: Don't include rtl.h or tm_p.h.
851 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
852 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
853 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
854 config/i386/xm-linux.h, config/i386/xm-linux.h,
855 config/i386/xm-next.h, config/i386/xm-openbsd.h,
856 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
857 Don't include i386/xm-i386.h.
859 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
860 config/i386/xm-i386.h, config/i860/xm-i860.h,
861 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
862 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
863 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
864 Delete (empty except comments, #includes of other deleted
865 files, and macros used nowhere).
867 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
869 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
870 independent on TARGET_FLAGS.
872 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
874 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
876 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
878 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
880 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
881 LAST_REX_SSE_REG): define.
882 (enum reg_class): Add 'LEGACY_REGS'
883 (REG_CLASS_CONTENTS): Likewise; add extended registers.
884 (SSE_REGNO_P): Recognize extended registers.
885 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
886 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
887 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
888 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
889 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
890 REG_OK_FOR_STRREG_P): Remove.
891 (HI_REGISTER_NAMES): Add extended registers.
892 (ADDITIONAL_REGISTER_NAMES): Likewise.
893 (QI_REGISTER_NAMES): Add 8bit extended registers.
894 (DEBUG_REG): Support extended registers.
895 * i386.c (regclass_map): Add extended registers.
896 (dbx_register-map): Likewise.
897 (svr4_dbx_register_map): Likewise.
898 (print_reg): Support extended registers.
899 (print_operand): Support 64bit operands.
901 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
903 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
904 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
905 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
906 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
907 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
908 STACK_BOUNDARY): Set properly for 64bits.
909 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
910 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
911 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
912 (MOVE_MAX): Set to 16.
913 (MOVE_MAX_PIECES): 8 for 64bit.
914 (Pmode): Set to SImode.
916 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
918 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
920 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
922 * i386.h (mask_64bit): New constant.
923 (target_64bit): New macro.
924 (target_options): Add '64'/'32'
925 (target_default): Define.
926 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
927 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
928 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
930 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
932 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
934 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
936 * rtlanal.c (rtx_varies_p): Check operand 0 of a
937 LO_SUM unless for_alias is set.
939 2001-03-08 Stan Shebs <shebs@apple.com>
941 * objc/objc-act.c: Fix old typos in comments, add comments for
943 (hash_init): Fix file name in error message.
945 (hash_add_attr): Ditto.
946 (continue_class): Ditto.
948 2001-03-08 Bruce Korb <bkorb@gnu.org>
950 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
951 wait4() can receive the signal.
953 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
955 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
957 * fixinc/fixincl.x: Regenerate.
959 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
961 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
963 * fixinc/fixincl.x: Regenerate.
965 2001-03-08 Richard Henderson <rth@redhat.com>
967 * configure.in (HAVE_AS_LEB128): New assembler check.
968 * configure, config.in: Rebuilt.
970 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
972 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
975 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
977 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
978 references to the MAXPATHLEN macro.
980 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
981 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
984 * config/i386/xm-gnu.h, config/xm-gnu.h,
985 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
986 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
987 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
990 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
991 doing so in various xm-*.h files.
993 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
995 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
997 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
999 * configure.in (enable_shared): Support per-package shared-library
1001 * configure: Rebuilt.
1003 2001-03-07 David Edelsohn <edelsohn@gnu.org>
1005 * rs6000.md (cr logic): Add original POWER mnemonic alternative
1006 for crnot. Set operands[5] in splitter.
1008 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1010 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
1011 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
1012 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
1013 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
1014 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
1015 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
1016 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
1019 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
1020 config/i370/xm-i370.h, config/i386/xm-dgux.h,
1021 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
1022 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
1023 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
1024 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
1025 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
1026 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
1027 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
1028 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
1029 Delete unused and/or empty files.
1031 * config.gcc: Define USG in xm_defines as appropriate. Define
1032 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
1033 macro. Remove deleted xm-* files from $xm_files variable.
1035 2001-03-07 Tom Tromey <tromey@redhat.com>
1037 * configure: Rebuilt.
1038 * configure.in: Allow config-lang.in to set `lang_requires' to list
1039 of other required languages.
1041 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
1043 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
1045 (output_prologue): Use xmalloc not oballoc.
1046 (output_epilog): Free a29k_first_epilogue_insn when finished.
1047 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
1049 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
1051 * builtins.c (expand_builtin_mathfn): Check
1052 flag_unsafe_math_optimizations, not flag_fast_math.
1053 (expand_builtin): Likewise
1054 * combine.c (combine_simplify_rtx): Likewise.
1055 (simplify_if_then_else): Likewise.
1056 * cse.c (fold_rtx): Likewise.
1057 * flags.h: Remove flag_fast_math. Add
1058 flag_unsafe_math_optimizations and flag_trapping_math.
1059 * fold-const.c (negate_expr): Check
1060 flag_unsafe_math_optimizations, not flag_fast_math.
1061 (invert_truthvalue): Likewise.
1062 (fold): Likewise. Before associating operands, check that
1063 code == MULT_EXPR, not code != MULT_EXPR.
1064 * ifcvt.c (noce_try_minmax): Check
1065 flag_unsafe_math_optimizations, not flag_fast_math.
1066 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
1067 * invoke.texi: Document -funsafe-math-optimizations and
1068 -fno-trapping-math. Change documentation for -ffast-math.
1069 * jump.c (reversed_comparison_code_parts): Likewise.
1070 (rtx_equal_for_thread_p): Likewise.
1071 * optabs.c (emit_conditional_move): Likewise.
1072 * simplify-rtx.c (simplify_binary_operation): Likewise.
1073 (simplify_relational_operation): Likewise.
1074 (simplify_ternary_operation): Likewise.
1075 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
1076 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
1077 Add trapping-math and unsafe-math-optimizations entries to f_options.
1078 (set_fast_math_flags): New, sets flags for -ffast-math.
1079 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
1080 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
1081 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
1083 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
1084 (alpha_emit_conditional_move): Initialize local_fast_math to
1085 flag_unsafe_math_optimizations, not flat_fast_math.
1086 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
1087 instead of setting flag_fast_math to 1.
1088 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
1090 * config/i386/i386.c (override_options): Likewise
1091 * config/i386/i386.md: Likewise.
1092 * config/m68k/m68k.md: Likewise.
1093 * config/mips/mips.md: Likewise.
1094 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
1095 (rs6000_generate_compare): Likewise.
1097 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1099 * Makefile.in: Set RANLIB to @RANLIB@.
1102 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1104 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1105 * fixinc/fixincl.x: Regenerated.
1107 2001-03-07 Richard Henderson <rth@redhat.com>
1109 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1111 2001-03-07 Richard Henderson <rth@redhat.com>
1113 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
1114 of block notes and exception handling notes.
1116 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
1117 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
1118 (compile_file): ... here.
1120 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1122 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
1124 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
1125 config.h now. Include libiberty.h to handle alloca.
1127 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1129 * c-parse.in (yylexname): New function, split out of _yylex.
1130 (objc_rid_sans_at): New table.
1131 (init_reswords): Initialize it.
1132 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1133 retrieving the next token and checking it for significance as
1134 an ObjC keyword or string constant.
1136 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1137 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1139 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1142 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1144 * config/m68k/m68k.c (const_uint32_operand): Accept any
1145 const_int on a 32-bit host.
1147 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1149 * objc/objc-act.c (init_objc): Set save_lang_status,
1150 restore_lang_status, and mark_lang_status.
1152 2001-03-06 Krister Walfridsson <cato@df.lth.se>
1154 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
1156 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1158 * cppinternals.texi: Update.
1160 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1162 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1163 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
1164 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
1165 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
1166 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
1167 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1168 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
1169 config/i386/xm-i386.h, config/i860/xm-i860.h,
1170 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1171 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
1172 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1173 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1174 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1175 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1176 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
1177 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1178 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
1179 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1180 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1181 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
1182 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
1183 match the defaults provided in hwint.h.
1185 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1186 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
1188 * config.gcc (xm_file): Don't set to files which are deleted.
1190 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
1191 guard this file against these macros being undefined.
1193 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1195 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1196 and DECL_DEFER_OUTPUT on the decl we create, before calling
1197 rest_of_decl_compilation.
1199 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1201 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1203 * configure, config.in: Regenerate.
1204 * config.gcc: Remove references to deleted files.
1206 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1207 genrecog.c, rtl.c: Do not use alloca anywhere.
1209 * Makefile.in, build-make, system.h, config/x-interix,
1210 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1211 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1212 config/arc/xm-arc.h, config/arm/xm-arm.h,
1213 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1214 config/h8300/xm-h8300.h, config/i370/x-oe,
1215 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1216 config/i386/x-ncr3000, config/i386/x-sco5,
1217 config/i386/xm-dgux.h, config/i860/x-sysv4,
1218 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1219 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1220 config/m68k/x-hp320g, config/m69k/x-mot3300,
1221 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1222 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1223 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1224 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1225 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1226 config/mips/x-iris, config/mips/x-iris3,
1227 config/mips/x-sni-svr4, config/mips/x-sysv,
1228 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1229 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1230 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1231 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1232 config/pa/xm-papro.h, config/romp/xm-romp.h,
1233 config/rs6000/x-aix31, config/rs6000/x-aix41,
1234 config/rs6000/x-beos, config/rs6000/x-lynx,
1235 config/rs6000/x-mach, config/rs6000/x-rs6000,
1236 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1237 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1238 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1239 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1240 config/vax/xm-vms.h: Eradicate all references to alloca and
1243 * config/xm-alloca.h, config/clipper/x-clix,
1244 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1245 config/i860/x-sysv3, config/m88k/x-sysv3,
1246 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1247 (contained only alloca related hacks).
1249 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1252 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1254 * invoke.texi: Document __FAST_MATH__.
1256 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1258 * crtstuff.c: Restore include of auto-host.h.
1260 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1262 Put main() in a separate file, so that the language
1263 front-end can use a different main().
1266 * toplev.c: (main): Rename as toplev_main.
1267 * toplev.h: Declare toplev_main.
1268 * Makefile.in (OBJS): add toplev.o.
1269 (BACKEND): remove toplev.o, add main.o.
1271 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1273 * cppfiles.c (search_from): Special case the empty string.
1275 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1277 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1278 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1279 strlen or strcpy; we already know the length.
1280 (_cpp_compare_file_date): Similarly.
1281 * cpphash.h (struct cpp_reader): Delete done_initialising.
1282 (CPP_PREV_BUFFER): Delete.
1283 * cppinit.c (cpp_start_read): Don't set done_initialising.
1284 * cpplex.c (parse_string): Guarantee null-termination.
1285 (_cpp_equiv_toklists): Remove.
1286 * cpplib.c (glue_header_name): Null-terminate.
1287 (do_line): Don't leak memory.
1288 * cpplib.h (BT_WEAK): Delete.
1289 * cppmain.c (cb_ident): Strings are now null-terminated.
1291 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1293 * gcc.c (convert_filename): Append executable suffix
1294 if NO_AUTO_EXE_SUFFIX is not defined.
1295 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1296 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1298 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1300 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1301 * c-parse.gperf, c-gperf.h: Delete.
1302 (c-gperf.h was accidently re-added to the CVS repo in the rev
1303 1.16 commit by tromey)
1305 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1307 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1308 macro arguments when looking for the '('.
1309 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1310 2 when really parsing arguments; 1 when looking for '('.
1311 Always restore the lexer position.
1313 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1315 * longlong.h (umul_ppmm): Don't use a multiline string.
1317 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1319 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1320 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1321 t_bool in declaration because pcc can't combine volatile with typedef
1324 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1326 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1327 until when it is really needed.
1328 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1329 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1330 * i386.md (float?i?f splitter): Don't force source operand to memory
1332 (sse_movdfcc): Fix constraint.
1333 (sse_movdfcc splitter): Handle properly the second alternative.
1335 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1337 * cpplex.c (parse_string): Unconditionally pedwarn.
1339 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1342 * cppexp.c (parse_number): Update.
1343 * cpplex.c (parse_string): Pedwarn if multiline string does not
1344 result from a system header's macro.
1345 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1346 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1347 for function-like macros too.
1348 * c-lex.c (lex_number): Update.
1350 2001-03-03 Richard Henderson <rth@redhat.com>
1352 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1354 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1356 * combine.c (try_combine): If split with mode-changed scratch
1357 register didn't work, try the original mode.
1359 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1361 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1362 * config/c4x/c4x.h: Likewise.
1363 * stor-layout.c (compute_record_mode): Likewise.
1364 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1366 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1368 * configure.in: Kill tm.h. Include the files in the $tm_file
1369 list in all three of config.h, hconfig.h, tconfig.h, after the
1370 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1371 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1372 * configure: Regenerate.
1373 * Makefile.in (clean): Don't delete tm.h.
1375 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1376 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1377 those are not defined, set SEC and FEC to 0 and 1.
1378 * gcc.texi: Update to match.
1380 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1381 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1382 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1383 Include tconfig.h, not tm.h.
1385 * config/xm-lynx.h, config/xm-std32.h,
1386 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1387 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1388 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1389 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1390 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1391 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1392 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1393 config/i386/xm-i386.h, config/i860/xm-i860.h,
1394 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1395 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1396 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1397 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1398 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1399 config/pa/xm-linux.h, config/pa/xm-pa.h,
1400 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1401 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
1402 config/pj/xm-pj.h, config/romp/xm-romp.h,
1403 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1404 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1405 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1406 config/v850/xm-v850.h, config/vax/xm-vax.h,
1407 config/we32k/xm-we32k.h:
1409 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
1411 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
1412 config/i370/xm-oe.h: Don't include tm.h. Don't define
1414 * config/vax/xm-vms.h: Don't include tm.h.
1416 * config/xm-lynx.h, config/avr/xm-avr.h,
1417 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
1418 Delete; made empty by above changes.
1419 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1420 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
1421 Don't include config/xm-lynx.h or tm.h.
1423 * config/xm-gnu.h: Don't include fcntl.h.
1424 * config/sparc/xm-lynx.h: Don't include sys/types.h and
1426 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
1428 2001-03-02 Richard Henderson <rth@redhat.com>
1430 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
1431 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
1433 2001-03-02 Richard Henderson <rth@redhat.com>
1435 * Makefile.in (OBJS): Add dwarf2asm.o.
1436 * dwarf2asm.c, dwarf2asm.h: New files.
1437 * dwarf2out.c (*): Use them.
1438 (size_of_uleb128, size_of_sleb128): Remove.
1439 (output_uleb128, output_sleb128): Remove.
1440 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1441 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1442 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1443 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1444 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1445 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1446 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1447 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1448 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1449 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1450 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1451 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1452 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1453 (dwarf2out_frame_debug): Remove unused variables.
1454 (output_loc_operands): Don't abort on 8 byte constants if
1455 host integers are wide enough.
1456 (output_symbolic_ref): Remove.
1457 (size_of_die): Don't assume 4 byte host integers.
1458 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1460 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1461 something stupid with HOST_WIDE_INT to long truncation.
1462 [CONST_DOUBLE]: Likewise.
1464 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1465 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1466 * config/arm/unknown-elf.h: Likewise.
1467 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1468 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1469 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1470 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1471 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1472 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1473 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1474 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1475 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1476 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1477 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1478 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1480 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1482 * cselib.c (hash_rtx): Cast enums to unsigned int.
1484 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1486 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1487 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
1489 * c-format.c (C_STD_VER): Cast to int for comparisons.
1490 (check_function_format): Cast various enums to int for &.
1491 (maybe_read_dollar_number): Likewise.
1492 (check_format_info): Likewise.
1493 (check_format_info_main): Likewise.
1494 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1495 (safe_from_p): Likewise.
1496 * varasm.c (const_hash): Cast enum to int for %.
1497 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1498 pcc enum problems with < and ++ operators.
1499 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1500 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1501 (regclass_init): Change enum class to int to iterate over reg_classes.
1502 * genrecog.c (merge_trees): Cast enums for comparison.
1503 * rtl.h (GET_CODE): Cast to enum rtx_code.
1504 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1505 (GET_MODE): Cast to enum machine_mode.
1506 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1507 (GET_NOTE_INSN_NAME): Cast enum to int.
1508 * tree.h (TREE_CODE): Cast to enum tree_code.
1509 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1510 * timevar.c (timevar_print): Change loop variable id from enum to
1512 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1513 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1514 * toplev.c (compile_file): Cast enum DFI to int.
1515 (decode_d_option): Likewise.
1517 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1519 * cppinit.c (append_include_chain): Mark "after" include file name list
1520 as a system directory.
1521 * cpp.texi: Document new behavior.
1523 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
1525 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
1527 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
1529 * cppfiles.c (struct include_file): Update.
1530 (stack_include_file): Use search_from.
1531 (cpp_included, find_include_file): Update.
1532 (cpp_execute_include): Update. ptr->name may not be
1533 null terminated. Use the new search_from member variable
1535 (_cpp_compare_file_date): Similarly.
1536 (search_from): New function, similiar to actual_directory.
1537 (actual_directory): Delete.
1538 (remap_filename): Update. loc->name may not be null terminated.
1539 (struct file_name_list): Rename search_path. Update.
1540 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
1541 search_from and dir.
1542 (struct cpp_reader): Remove actual_dirs.
1543 * cppinit.c (struct cpp_pending): Update for renamed objects.
1544 (append_include_chain, remove_dup_dir, remove_dup_dirs,
1545 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
1546 * cpplib.h (struct cpp_options): Similarly.
1548 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1550 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1551 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1552 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1553 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1554 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1555 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1556 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1557 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1558 config/i370/xm-oe.h, config/i386/xm-aix.h,
1559 config/i386/xm-i386.h, config/i386/xm-osf.h,
1560 config/i860/xm-i860.h, config/i960/xm-i960.h,
1561 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1562 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1563 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1564 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1565 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1566 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1567 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1568 config/pj/xm-pj.h, config/romp/xm-romp.h,
1569 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1570 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1571 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1572 config/v850/xm-v850.h, config/vax/xm-vax.h,
1573 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1574 Do not define TRUE or FALSE.
1576 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1577 empty by above change.
1578 * config.gcc: Remove references to these files.
1580 * configure.in: Detect stdbool.h.
1581 * configure, config.in: Regenerate.
1582 * system.h: Include stddef.h here if available.
1583 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
1584 Then set up a sensible boolean type at the very end.
1586 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1587 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
1589 * hash.h: Delete 'boolean' typedef and related #undefs.
1591 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
1592 all uses of 'boolean' with 'bool'.
1594 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1596 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
1597 * cppexp.c (lex): Cast enums for comparison.
1598 * cppinit.c (parse_option): Cast enum for comparison.
1599 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
1600 (cpp_output_token): Likewise.
1601 (cpp_can_paste): Cast enums for comparsion and plus/minus.
1602 (cpp_avoid_paste): Cast enums for minus and comparison.
1604 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1606 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
1607 field to all array elements.
1609 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1611 * cpphash.h (struct cpp_reader): Add print_version field.
1612 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
1613 just set print_version and other flags as appropriate.
1614 (cpp_post_options): Print version here if print_version is set.
1616 * toplev.c (exit_after_options): New flag.
1617 (independent_decode_option): Don't exit here; just set
1619 (main): Exit after calling lang_hooks.post_options if
1620 exit_after_options is true.
1622 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
1623 (merge_include_chains): Adjust comment to match code.
1625 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1627 * stringpool.c (set_identifier): New function.
1628 * tree.h: Prototype it.
1630 * c-parse.in: Kill D_YES. If compiled for objc, call
1631 save_and_forget_protocol_qualifiers from init_reswords.
1632 * objc/objc-act.c (remember_protocol_qualifiers,
1633 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
1634 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
1636 (save_and_forget_protocol_qualifiers): New function.
1637 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
1639 2001-03-01 Diego Novillo <dnovillo@redhat.com>
1641 * c-semantics.c (prune_unused_decls): Return error_mark_node
1642 instead of (tree) 1 to stop traversing the tree chain.
1644 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1646 Fix a problem introduced by Kenner's Feb 18 change.
1647 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
1648 flag_cse_skip_blocks only temporarily, not for ever.
1650 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
1652 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
1653 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
1655 * pa.c (emit_move_sequence): Verify operand0 is a hard register
1656 before determining its register class.
1658 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1660 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
1661 from reg 4 if current_function_calls_setjmp.
1662 (gen_nop_type): New function.
1663 (ia64_emit_nops): New function.
1664 (ia64_reorg): Call it.
1665 (ia64_sched_reorder): Move code that rotates bundles up a bit.
1667 * reload1.c (eliminate_regs_in_insn): Restrict the special case
1668 code not to try to optimize adds with anything but a REG destination.
1670 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
1671 (INSN_PRIORITY_KNOWN): New accessor macro.
1672 * haifa-sched.c (priority): Use it instead of testing priority against
1675 2001-02-28 DJ Delorie <dj@redhat.com>
1677 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
1678 since that doesn't work the way gcc wants on a generic m68k.
1680 2001-02-28 Richard Henderson <rth@redhat.com>
1682 * caller-save.c (save_call_clobbered_regs): Fix typo in
1683 comparison last change.
1685 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
1687 * i386.c (pentium4_cost): New.
1688 (m_PENT4): New macro.
1689 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
1690 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
1691 x86_integer_DFmode_moves, x86_partial_reg_dependency,
1692 x86_memory_mismatch_stall): Add Pentium4
1693 (x86_use_q_reg, x86_use_any_reg): Kill.
1694 (override_options): Add pentium4.
1695 (incdec_operand): Return 0 for pentium4.
1696 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
1697 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
1698 (TARGET_PENTIUM4): Define.
1699 (enum processor_type): Add PROCESSOR_PENTIUM4.
1700 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
1701 * i386.md (attribute "cpu"): Add pentium4.
1702 * invoke.texi (march): Add pentium4.
1704 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
1706 * i386.md (sse_mov?fcc*): New patterns and splitters.
1707 * i386.c (ix86_expand_movcc): Work post-reload; recognize
1708 the SSE based conditional moves.
1710 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
1712 * i386.md (attribute mode): Add "TI".
1713 (movsf_1): Add pxor support; remove constant propagation splitter.
1714 (movdf_integer): Likewise.
1715 (movdf_nointeger): Likewise.
1716 (movxf constant prop splitter): Handle all modes; update for SSE.
1717 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
1718 * i386.c (standard_80387_constant_p): Rewrite.
1719 (standard_sse_constant_p): New.
1720 * i386-protos.h (standard_sse_constant_p): New.
1722 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
1724 * i386.md (sse_setccsf, sse_setccdf): New.
1725 (sse_cmp* patterns): Use '%D' instead of outputtting condition
1727 * i386.c (sse_comparison_operator): Accept the supported unordered
1728 comparses; be ready for fast_math.
1729 (print_operand): Support 'D'.
1731 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
1733 * jump.c (reversed_comparison_code): Kill.
1735 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
1737 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
1740 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
1742 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
1743 add missing '%' in constraints.
1745 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
1747 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
1748 for HOST_BITS_PER_WIDE_INT == 32 too.
1750 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
1752 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
1754 (insert_save, insert_restore): New parameter save_mode.
1755 (init_caller_save): Update initialization of reg_save_code
1756 and reg_restore_code.
1757 (save_call_clobbered_regs): Compute save_modes and update calls to
1758 reg_save_code and reg_restore_code.
1759 (insert_restore): Unsignetize numbers; use save_modes to choose mode
1760 of spill; update use of reg_restore_code.
1761 (insert_save): Likewise.
1762 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1763 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1764 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1766 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1768 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
1769 noce_try_store_flag_inc, noce_try_store_flag_mask,
1770 noce_try_cmove_arith):
1771 Use reversed_comparison_code instead of reverse_comparison and
1772 can_reverse_comparison_p.
1774 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
1776 * jump.c (reversed_comparison_code_parts): Allow reversal of
1777 unordered compares in -ffast-math mode; reverse ordered compares
1778 for FP even w/o -ffast-math.
1780 2001-02-27 Richard Henderson <rth@redhat.com>
1782 * print-rtl.c (print_rtx) [i]: Don't print field five on
1783 NOTEs other than NOTE_INSN_DELETED_LABEL.
1785 2001-02-27 Zack Weinberg <zackw@stanford.edu>
1787 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
1788 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
1790 2001-02-27 Diego Novillo <dnovillo@redhat.com>
1792 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
1793 even if walk_subtrees is 0.
1794 * c-semantics.c (prune_unused_decls): Return a non-null value to
1795 stop traversing the tree chain.
1797 2001-02-27 DJ Delorie <dj@redhat.com>
1799 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
1800 register, *then* define it as the new CFA.
1802 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
1804 * pa.c (override_options): Promote -fpic to -fPIC.
1805 (legitimize_pic_address): Simplify due to removal of
1806 small PIC as a code generation option.
1807 (secondary_reload_class): Similarly.
1808 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1809 (PRINT_OPERAND_ADDRESS): Similarly.
1810 * pa.md (various patterns): Similarly.
1811 (small pic lo_sum pattern): Remove.
1813 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
1816 * md.texi (min, max): Document
1818 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
1820 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
1821 TARGET_PARTIAL_REG_DEPENDENCY.
1822 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
1824 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
1826 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
1828 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
1830 * mips.c (mips_make_temp_file): Fix thinko in last change.
1832 2001-02-26 Jason Eckhardt <jle@redhat.com>
1834 * combine.c (known_cond): Do not reverse the condition when
1835 SMAX/UMAX is being considered and the condition is for equality
1838 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
1840 2001-02-26 Philip Blundell <philb@gnu.org>
1842 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1844 * config/arm/linux-elf.h: Remove historical relics related to
1845 above configurations.
1846 * config/arm/linux-oldld.h: Delete.
1847 * config/arm/linux-elf26.h: Delete.
1849 2001-02-26 Jason Merrill <jason@redhat.com>
1851 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
1853 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
1854 recognize a tentative definition. Lose obsolete code.
1856 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
1857 variables unless necessary, either.
1859 2001-02-25 Richard Henderson <rth@redhat.com>
1861 * ifcvt.c (struct noce_if_info): Add test_bb.
1862 (noce_get_alt_condition): New.
1863 (noce_try_minmax, noce_try_abs): New.
1864 (noce_operand_ok): New.
1865 (noce_process_if_block): Use them.
1866 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
1868 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
1870 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
1873 2001-02-25 Zack Weinberg <zackw@stanford.edu>
1875 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
1876 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
1878 (mips_asm_file_end): Free temp_filename here.
1880 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1882 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
1883 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
1885 * config/i386/i386.md (movstrsi): Handle FAIL case.
1887 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
1889 * cppinit.c (builtin_array): Update.
1890 (init_builtins): Flag builtins to warn if redefined or
1891 undefined. Define __GXX_WEAK as a normal macro.
1892 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
1893 * cpplib.h (NODE_WARN): New flag.
1894 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
1895 Handle __STDC__ as a builtin only on Solaris.
1896 (warn_of_redefinition): Renamed from check_macro_definition.
1897 Reverse sense of test. Always warn if NODE_WARN.
1898 (_cpp_create_definition): Use warn_of_redefinition. Flag
1899 any macro beginning with "__STDC_" to require a mandatory
1900 warning if redefined or undefined.
1902 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1904 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
1905 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
1906 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
1907 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
1908 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
1909 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
1910 Don't define any of:
1911 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
1912 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
1913 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
1914 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
1915 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
1917 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
1918 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
1921 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
1922 Delete now-empty file.
1924 * alpha/vms.h: Define NEED_ATEXIT here...
1925 * alpha/xm-vms.h: ...not here.
1927 * i386/cygwin.h: Don't define PARAMS.
1928 * mips/mips.c: Don't prototype mktemp. Don't define
1929 P_tmpdir. Use make_temp_file to create temporary files.
1930 Don't be clever and delete temporary files early.
1931 * config.gcc: Drop references to deleted files. Don't define
1933 * gcc.texi: Don't mention USE_PROTOTYPES.
1935 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1937 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
1938 (ix86_set_move_mem_attrs_1): Likewise.
1939 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
1940 * config/i386/i386.md (movstrsi): Call it.
1942 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1944 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
1945 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
1946 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
1947 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
1949 (i750a-*-*): Error here if hosting on i750a.
1950 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
1952 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
1953 Remove (empty modulo comments).
1955 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
1956 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
1957 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
1958 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
1959 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
1960 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
1962 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
1963 Remove reference to winnt.h in comment.
1964 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
1966 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1968 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
1969 used to set another biv.
1971 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1973 * tree.h (BLOCK_DEAD): New macro.
1974 (struct tree_block): New flag, dead_flag.
1975 * print-tree.c (print_node, case 'b'): Print missing fields.
1976 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
1977 * function.c (identify_blocks): Enable test for misplaced notes.
1978 (all_blocks): Skip BLOCK_DEAD blocks.
1979 * integrate.c (integrate_decl_tree): Likewise.
1981 * errors.c (internal_error, trim_filename): New functions.
1982 (fancy_abort): Call internal_error.
1983 * errors.h (internal_error, trim_filename): New declarations.
1985 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
1987 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
1989 (EXTRA_CONSTRAINT): Formatting changes.
1991 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1993 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
1995 2001-02-23 Per Bothner <per@bothner.com>
1997 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
1998 so they can be called from java/jvspec.c.
1999 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
2001 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
2003 * i386.c (ix86_frame): New structure.
2004 (ix86_compute_frame_size): Kill.
2005 (ix86_compute_frame_layout): New.
2006 (ix86_save_reg): New.
2007 (ix86_can_use_return_insn_p): Use frame layout stuff.
2008 (ix86_expand_prologue): Likewise.
2009 (ix86_expand_epilogue): Likewise.
2010 (ix86_initial_elimination_offset): Likewise.
2011 (ix86_nsaved_regs): Use ix86_save_reg.
2012 (ix86_emit_save_regs): Likewise.
2014 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
2016 * flow.c (find_sub_basic_blocks): New function.
2017 (split_block): Be ready for basic block introduced by CODE_LABEL.
2018 (commit_one_edge_insertion): Call find_sub_basic_block.
2020 * flow.c (make_edges): Add edge from entry for blocks starting with
2021 label having ALTERNATE_NAME
2023 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
2025 * function.c (epilogue_done): Be ready for first basic block not
2026 containing PROLOGUE_END note.
2027 (reposition_prologue_and_epilogue_notes): Avoid placing
2028 PROLOGUE_END note between BASIC_BLOCK.
2030 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
2032 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
2034 2001-02-21 DJ Delorie <dj@redhat.com>
2036 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
2037 check for current_function_has_nonlocal_goto from 1999-11-12.
2039 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2041 * diagnostic.c (trim_filename): No longer static.
2042 * toplev.h (trim_filename): Declare.
2043 * rtl.c (rtl_check_failed_bounds): Call internal_error.
2044 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
2045 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
2046 (rtvec_check_failed_bounds): Likewise.
2047 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
2049 * convert.c (convert_to_integer): Don't do unsigned unless result or
2050 both inputs are unsigned.
2052 * fold-const.c (fold_convert): Don't call size_int_type_wide if
2055 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
2057 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
2059 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
2061 * Makefile.in (resource.o): Add params.h dependence.
2062 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
2063 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
2064 * resource.c: Add dependence on params.h.
2065 (current_live_regs): Fix explanatory comment.
2066 (find_basic_block): Add new parameter to permit limiting search
2068 (mark_target_live_regs): Add new argument to find_basic_block call.
2069 (incr_ticks_for_insn): Likewise.
2071 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2073 * diagnostic.c (output_to_stream): Rename to
2074 output_buffer_to_stream. Loses the stream parameter.
2075 (init_output_buffer): Set diagnosic_buffer's stream.
2076 (flush_diagnostic_buffer): Adjust.
2077 (default_print_error_function): Likewise.
2078 (finish_diagnostic): Likewise.
2079 (verbatim): Likewise.
2081 * diagnostic.h (struct output_buffer): Add `stream' field.
2082 (output_buffer_attached_stream): New macro.
2084 2001-02-23 Jakub Jelinek <jakub@redhat.com>
2086 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
2087 check if either operand is divisible by C.
2088 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
2089 If type is signed, consider negative numbers as well.
2091 2001-02-22 Richard Henderson <rth@redhat.com>
2093 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
2094 reach .text instead of gp-relative relocs.
2095 * config/ia64/crtend.asm (.init): Likewise.
2097 2001-02-22 Andreas Jaeger <aj@suse.de>
2099 * extend.texi (C++ Attributes): Fix typo.
2101 2001-02-21 David Mosberger <davidm@hpl.hp.com>
2103 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
2104 functions, drop current_function_args_info.words test.
2105 (ia64_compute_frame_size): Mark syscall_linkage functions as
2106 using eight input registers.
2108 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
2109 Bruce Korb <bkorb@gnu.org>
2111 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
2112 * fixinc/README: Document how to convert sed substitutions
2113 to format style c_fix-es.
2114 * fixinc/fixincl.x: regen
2116 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
2118 * gcc.c: Add comment explaining how to add a command-line option.
2119 Add title to specs language comment.
2121 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2123 * gcc.c (cc1_options): Add "-param".
2124 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2125 (option_map): Likewise.
2126 * toplev.c (display_help): Add entry for "--param".
2127 (independent_decode_option): Fix typographical error.
2129 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
2130 Bernd Schmidt <bernds@redhat.com>
2131 Jan Hubicka <jh@suse.cz>
2133 * i386.c (function_arg_advance): Pass SSE arguments in registers.
2134 (function_arg): Likewise.
2136 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
2138 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
2140 2001-02-21 Kazu Hirata <kazu@hxi.com>
2142 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
2146 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
2148 * flow.c (init_propagate_block_info): Canon address and use single_set
2149 for killing dead memory stores.
2151 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2153 * Makefile.in (reorg.o): Add params.h dependence.
2154 * params.def: Fix typographical error in comment.
2155 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2156 * params.h: Modify introductory comment.
2157 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2158 * reorg.c: Add dependence on params.h.
2159 (redundant_insn): Add parameterized throttle for search.
2160 (fill_simple_delay_slots): Add a comment explaining a variable.
2161 Move conditional out of loop, simplifying code.
2162 (fill_eager_delay_slots): Fix typographical error in comment.
2164 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
2166 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
2168 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
2169 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
2171 2001-02-21 Jason Merrill <jason@redhat.com>
2173 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2174 (struct tree_decl): Add uninlinable bitfield.
2175 * c-decl.c (duplicate_decls): Set it.
2176 * integrate.c (function_cannot_inline_p): Check it.
2178 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2179 DW_AT_MIPS_linkage_name to abstract methods.
2180 (dwarf2out_abstract_function): Emit class context before calling
2181 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2182 (gen_subprogram_die): Remove obsolete code.
2183 (gen_member_die): Don't include clones in the member list.
2184 (gen_decl_die): Emit abstract info for clone origin.
2185 * dwarfout.c (output_type): Don't include clones in the member list.
2186 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2187 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2188 DECL_ABSTRACT on a function that already has it set.
2190 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2191 (get_subprogram_die): Pass it in.
2193 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2195 * flow.c (mark_set_1): Make not_dead unsigned long. For
2196 non-pseudos, use it as a bitmask of the hard regs that
2199 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2201 * cppfiles.c: Update comments.
2202 (_cpp_read_file): Don't check for NULL filenames any more.
2203 * cppinit.c (cpp_start_read): Don't do canonicalization of
2204 in_fname and out_fname. Use the passed file name exclusively.
2205 (_cpp_handle_options): Don't treat "-" as a command line option,
2206 but as a normal filename.
2207 (_cpp_post_options): Canonicalize in_fname and out_fname.
2208 * cppmain.c (printer_init): Don't check out_fname for NULL.
2209 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2210 (init_c_lex): Update, and use "" to represent stdin to CPP.
2213 2001-02-20 Will Cohen <wcohen@redhat.com>
2215 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2216 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2217 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2220 2001-02-20 Stan Shebs <shebs@apple.com>
2222 * config/rs6000/rs6000.c (output_cbranch): Output branches
2223 on separate lines instead of using ';' to separate.
2225 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2227 * cppinit.c (set_lang): Move builtin handling to...
2228 (init_builtins): ...here.
2229 (_cpp_create_reader): Move call to set_lang.
2231 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2233 * stmt.c (expand_return): If an attempt is made to return the
2234 error_mar_node, treat the return like a return without a value.
2236 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2238 * sibcall.c (skip_copy_to_return_value): Call
2239 identify_call_return_value here, and return orig_insn if it
2240 returns zero. Hardret and softret arguments now unnecessary.
2241 (call_ends_block_p): Don't call identify_call_return_value here.
2243 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2245 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2246 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2248 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2250 * pa.c (move_operand): Accept code to load the address of a
2251 symbol out of the DLT as a valid move operand.
2252 (print_operand, case 'A'): New to handle generating a DLT
2253 reference for a LO_SUM expression.
2254 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2255 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2257 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2259 * README, cpp.texi, gcc.texi, version.c: Update version number to
2261 * cpp.1, gcov.1, gcc.1: Regenerate.
2263 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2265 * cppfiles.c (stack_include_file): Generate dependencies
2266 here, and manage include_count here too.
2267 (PRINT_THIS_DEP): Delete.
2268 (_cpp_execute_include): Do not generate dependencies here,
2269 apart from the case of a missing header. Do not manage
2271 (_cpp_read_file): Leave dependency generation to
2274 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2276 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2277 target_cpu_default. Remove dead assignment to
2280 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2282 * regclass.c (contains_reg_of_mode): Make global.
2283 (init_reg_sets): Remove contains_reg_of_mode; take into account
2284 CLASS_MAX_NREGS when looking for the proper mode.
2285 (dump_regclass): Dump only classes considered for the pseudo.
2286 (regclass): Use contains_reg_of_mode.
2288 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2290 * gcc.c (do_spec_1): 'n' for printing notices.
2291 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2293 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2295 * reg-stack.c (next_flags_user): Use current_block->end
2296 (swap_rtx_condition): Look for next user if flags don't die;
2297 give up on CALL_INSNs; use current_block->end.
2299 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2301 * sibcall.c (call_ends_block_p): New function.
2302 (optimize_sibling_and_tail_recursive_call): Use it.
2304 2001-02-18 Kazu Hirata <kazu@hxi.com>
2306 * config/h8300/h8300.md: Update copyright.
2307 (andsi3): Do not output an extra newline character.
2309 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2311 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2312 FNDECL may be unused.
2314 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2315 follow jumps after first run.
2316 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2317 it doesn't change any jumps.
2319 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2321 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2322 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2323 (mostlyclean): Corresponding changes.
2324 * rtlanal.c (hard-reg-set.h): Include.
2325 (rtx_unstable_p): Do not treat the argument pointer specially
2326 if it is not a fixed register.
2327 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2329 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2331 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2332 against last real insn in basic block.
2333 Rework to avoid gotos.
2335 * Makefile.in (gcse.o): Now includes ggc.h.
2336 * gcse.c: Include ggc.h.
2337 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2338 (try_replace_reg): Remove warning of uninitialize variable.
2339 (process_insert_insn): Call invalid_insn_p to validate insn.
2340 * recog.c (insn_invalid_p): Now global.
2341 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2342 * recog.h (insn_invalid_p): New declaration.
2344 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2346 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2347 assignments from FP constants since 'Y' output code can't handle it.
2348 (eligible_for_sibcall_delay): Likewise.
2350 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2351 Call fancy_abort directly, passing args.
2352 (print_rtl_and_abort): Now a macro, like fancy_abort.
2354 * final.c (output_operand_lossage): Use internal_error, not error.
2356 2001-02-18 Shane Nay <shane@agendacomputing.com>
2358 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2359 structure shift insns.
2361 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2363 * invoke.texi (-fsquangle): Remove documentation.
2364 (-fname-mangling-version): Likewise.
2366 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2368 * optabs.c (expand_abs): Remove reference to
2369 HAVE_contitional_arithmetic.
2370 * combine.c (simplify_set): Likewise.
2372 2001-02-18 Richard Henderson <rth@redhat.com>
2374 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2377 2001-02-18 Richard Henderson <rth@redhat.com>
2379 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2381 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2383 * reload1.c (reload_cse_simplify_set): Fix typo.
2385 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2387 * diagnostic.c (_fatal_insn): Decrement errorcount.
2389 * invoke.texi (-I): Add note avoiding use for system header files.
2391 * rtl.h (add_clobbers): Remove duplicate declaration.
2392 * recog.h (added_clobbers_hard_reg_p): New declaration.
2393 * genemit.c (struct clobber_pat): New field has_hard_reg.
2394 (gen_insn): Record if added clobbers clobber hard reg.
2395 (gen_split): Avoid unused warning if number of operands is 0.
2396 (output_added_clobbers_hard_reg_p): New function.
2399 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2401 * pa.c (hppa_expand_prologue): Simplify code storing return
2402 pointer. For large (>=8k) frames with a post_store, adjust stack
2403 pointer by 8k-64 first rather than by 64. When testing with
2404 VAL_14_BITS_P, always use the actual value rather than the value
2405 negated. Add blockage to prevent scheduling of spills before
2406 stack frame has been created.
2407 (hppa_expand_epilogue): Simplify code loading return pointer.
2408 Allow a slightly larger range for merge_sp_adjust_with_load case.
2409 When testing with VAL_14_BITS_P, always use the actual value.
2411 * pa.c (pa_adjust_insn_length): Check that block move
2412 pattern is a set before looking at operands.
2414 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2416 * fold-const.c (fold_binary_op_with_conditional_arg): New
2417 function, split out from ...
2419 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2420 conditional arms that throw exceptions.
2422 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2425 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2427 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2428 define HAVE_DECL_* to 1 to mask potential backup declarations.
2429 * configure: Regenerated.
2431 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2433 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
2435 2001-02-17 Richard Henderson <rth@redhat.com>
2437 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2438 when replacing a memory load with a register.
2440 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2441 Jan Hubicka <jh@suse.cz>
2443 * recog.c (validate_replace_src_1): New.
2444 (validate_replace_src_data): Likewise.
2445 (validate_replace_src): Use note_uses.
2446 * rtl.h (note_uses): Declare.
2447 * rtlanal.c (note_uses): New.
2449 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
2451 * reg-stack.c (stack_def): Make field reg unsigned.
2452 (remove_regno_note): Unsignetize parameter.
2454 2001-02-16 Jes Sorensen <jes@linuxcare.com>
2456 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
2457 shladd_operand() call.
2459 2001-02-16 Bruce Korb <bkorb@gnu.org>
2460 Rodney Brown <RodneyBrown@mynd.com>
2462 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2463 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2464 machine restrictions
2465 * fixinc/fixincl.x: regen
2467 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2469 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
2471 (hash_scan_insn): Clean up calls to hash_scan_set.
2472 (compute_kill_rd): REGNO now unsigned.
2473 (try_replace_reg): Rework to use simplify_replace_rtx.
2474 (cprop_jump, cprop_cc0_jump): Likewise.
2475 (cprop_insn): Call find_reg_equal_equiv_note.
2476 Reflect changes to cprop_jump and cprop_cc0_jump.
2478 * recog.c (validate_replace_src): Replace in operands of
2479 ZERO_EXTRACT in SET_DEST.
2481 * cse.c (new_label_ref): New variable.
2482 (insert): Set it instead of recorded_label_ref.
2483 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
2484 CODE_LABEL for this function, and not already in REG_LABEL note.
2486 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
2488 * resource.c (mark_referenced_resources): Fix typo in introductory
2490 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
2493 2001-02-16 Jason Merrill <jason@redhat.com>
2495 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2497 (gen_subprogram_die): Don't abort on seeing a second definition if
2498 the previous one was abstract. Don't replace an abstract instance
2499 in the lookup table.
2501 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2502 gen_abstract_function.
2503 * dwarf2out.h: Declare it.
2504 * toplev.c (note_outlining_of_inline_function): New fn.
2505 * toplev.h: Declare it.
2506 * integrate.c (output_inline_function): Call it.
2507 * c-decl.c (duplicate_decls): Call it when redefining an extern
2508 inline. Don't inline the new defn.
2510 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2512 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2514 * .gdbinit: Rename to gdbinit.in.
2515 * gdbinit.in: New file,
2516 * configure.in: Generate .gdbinit from gdbinit.in.
2517 * configure: Regenerated.
2518 * Makefile.in (distclean): Always remove .gdbinit.
2520 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2522 * objc/objc-act.c (start_class): Register implemented_classes with
2525 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2527 * cppfiles.c (_cpp_make_system_header): Generate a file
2530 2001-02-15 Jim Meyering <meyering@lucent.com>
2532 * Makefile.in (install-common): Don't depend on installdirs here.
2533 Instead, make each of the lang.install-common targets (e.g.,
2534 c++.install-common in cp/Make-lang.in) depend on it.
2535 (install-driver): Depend on installdirs.
2537 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2539 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2541 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2544 2001-02-15 Mark Mitchell <mark@codesourcery.com>
2546 * invoke.texi (--param): Document.
2548 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
2550 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2552 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
2554 * i386.md (extendsfdf2_2): Fix constraints.
2556 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
2558 * i386.md (fop_df_3 splitter): Fix operand number.
2560 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
2562 * invoke.texi (-mreg-alloc): Nuke.
2563 * i386.c (ix86_reg_alloc_order, regs_allocated,
2564 order_regs_for_local_alloc): Nuke.
2565 (override_options): Kill reg_alloc code.
2566 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
2567 (REG_ALLOC_ORDER): SSE goes before I387.
2568 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
2569 (ix86_reg_alloc_order): Likewise.
2570 * i386-protos.h (ix86_reg_alloc_order): Kill.
2572 2001-02-14 Richard Henderson <rth@redhat.com>
2574 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2576 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
2578 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2580 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
2582 * i386-protos.h (ix86_memory_move_cost): Move offline.
2583 * i386.c (ix86_register_move_cost): Compute properly cost of
2584 SSE, MMX and i387 instructions.
2585 (*_cost): Add costs of SSE/MMX moves.
2586 (ix86_memory_move_cost): Move offline from ....; Likewise.
2587 * i386.h (MEMORY_MOVE_COST): .... here;
2588 (struct processor costs): Add new fields to represent costs
2591 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
2593 * regclass.c (init_reg_sets_1): Reinstall the optimization of
2594 move_cost together with Matt Kraai's fix.
2596 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2598 * Makefile.in (OBJS): Add params.o.
2600 2001-02-14 Richard Henderson <rth@redhat.com>
2601 DJ Delorie <dj@redhat.com>
2603 * jump.c (jump_optimize_1): When we delete a conditional jump
2604 preceeding a non-conditional jump to effectively the same place,
2605 make sure that the combined jump skips any clobber insns between
2608 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2610 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
2612 2001-02-14 Mark Mitchell <mark@codesourcery.com>
2614 * Makefile.in (toplev.o): Depend on params.h.
2615 (intergate.o): Likewise.
2616 (params.o): New target.
2617 * flags.h (inline_max_insns): Remove.
2618 * integrate.c: Include params.h.
2619 Use MAX_INLINE_INSNS instead of inline_max_insns.
2620 * params.c: New file.
2621 * params.h: Likewise.
2622 * params.def: Likewise.
2623 * toplev.c: Include params.h.
2624 (lang_independent_params): New variable.
2625 (decode_f_option): Use the param machinery instead of setting
2627 (independent_decode_option): Handle "--param name=value".
2628 (main): Register language-independent parameters.
2630 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
2632 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
2634 2001-02-14 Richard Henderson <rth@redhat.com>
2636 * regclass.c (init_reg_sets_1): Revert last two changes.
2638 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2640 * stor-layout.c (is_pending_size, put_pending_size): New functions.
2641 (variable_size): Call put_pending_size.
2642 * tree.h (is_pending_size, put_pending_size): Add prototypes.
2643 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
2644 sizes list, put newly created SAVE_EXPR there as well.
2646 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2648 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
2649 (errata_find_address_regs): load_group has only 2 entries.
2650 (errata_emit_nops): Likewise. shladd is not problematic.
2651 Clear last_group if nop was emitted.
2652 (fixup_errata): load_group has only 2 entries.
2655 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
2657 * c-lex.c (lex_number): Only warn traditionally for U suffix
2658 outside system macros.
2659 * cppexp.c (parse_number): Similarly.
2660 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
2661 * cppmacro.c (struct cpp_macro): New member node.
2662 (parse_args): Only warn about missing rest args if not
2664 (funlike_invocation_p): Similarly for uninvoked funlike macros.
2665 (cpp_sys_objmacro_p): New.
2666 (_cpp_create_definition): Store the node with the macro defn.
2667 Remember if the macro is defined in a system header.
2669 2001-02-13 DJ Delorie <dj@redhat.com>
2671 * configure.in (check_languages): determine languages to check
2672 * Makefile.in (check-c++): alias for check-g++
2673 (check-f77): alias for check-g77
2674 (CHECK_TARGETS): depend on configured languages
2676 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
2678 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2679 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2680 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2681 (sqrtextendsfdf2): Disable for SSE2.
2683 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2685 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2686 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2687 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2688 (sqrtextendsfdf2): Disable for SSE2.
2690 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
2692 * i386.md (movsfcc_1): Support integer cmove instruction.
2693 (movdfcc_1): Likewise; new splitter.
2695 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
2697 * i386.c (output_fp_compare): Support SSE.
2698 (prepare_fp_compare_args): SSE comparisons always support memory.
2699 * i386.h (TARGET_CMOVE): SSE imply cmove.
2700 * i386.md (cmp?f2): Enable for SSE too.
2701 (cmpfp_i*): Support SSE.
2703 (cmpfp_i_sse_only): New.
2704 (s*, b* fp expanters): Enable for SSE too.
2705 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
2708 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
2710 * regclass.c (init_reg_sets_1): Silence warning.
2712 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
2714 * i386.md (sqrt?f2): Change to expander.
2715 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
2717 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2719 * rtlanal.c (find_reg_equal_equiv_note): New function.
2720 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
2721 (simplify_gen_relational, simplify_replace_rtx): Likewise.
2722 * rtl.h: Add declarations for above functions.
2724 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
2726 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
2728 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
2729 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
2730 * flow.c (mark_regs_live_at_end): Likewise.
2731 (calculate_global_regs_live): Likewise.
2732 * gcse.c (compute_hash_table): Likewise.
2733 (compute_kill_rd): Likewise.
2734 * resource.c (mark_target_live_regs): Likewise.
2735 * rtl.h (INVALID_REGNUM): New macro.
2737 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
2739 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
2741 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
2743 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
2746 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
2748 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
2750 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
2751 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
2752 (fop_sf_1_sse, fop_df_1_sse): New patterns
2753 (fop_*): Disable float_extend and float patterns for SSE compilation.
2754 * i386.c (output_387_binary_op): Support SSE.
2756 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
2758 * i386.md (dummy_extendsfdf2): Support SSE2
2759 (extendsfdf2): Enable if 80387 or SSE2.
2760 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
2761 and no MIX_I387_SSE2
2762 (extendsfdf2_1_sse_only): New pattern.
2763 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
2765 (truncdfsf2_1): Support SSE.
2766 (truncdfsf2_2): Support SSE.
2767 (truncdfsf2_2_1_sse): New pattern.
2768 (fixtruncsfsi2): Always use SSE if available.
2769 (fix_truncsfsi_sse): New pattern.
2770 (fix_truncdfsi_sse): New pattern.
2771 (floatsis?f2): Support SSE.
2772 (floatsidf2_i387): New pattern.
2773 (floatsidf2_sse): Likewise.
2775 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2777 * configure.in: Use "have_gnat" variable, not "gnat".
2778 * configure: Regenerated.
2780 * config/sparc/sparc.c (function_value): Treat all non-record
2781 aggregate types like used to treat UNION_TYPE.
2783 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
2785 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
2786 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
2788 (MASK_MIX_SSE_I387): New.
2789 (TARGET_SSE): SSE2 imply SSE.
2790 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
2791 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
2792 (enum reg_class): Add new classes.
2793 (REG_CLASS_NAMES): Likewise.
2794 (REG_CLASS_CONTENTS): Likewise.
2795 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
2796 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
2797 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
2798 (CLASS_MAX_NREGS): Use new macros.
2799 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
2800 * i386.md (pushsf, movsf): Support SSE.
2801 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
2802 splitters to use ANY_FP_REGNO_P.
2803 (movdf_nointeger, movdf_integer): Likewise.
2805 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2807 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2808 (try_combine): Use it.
2810 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
2812 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
2813 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
2814 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
2815 (REGISTER_MOVE_COST): Likewise.
2816 * i386-protos.h (ix86_secondary_memory_needed,
2817 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
2818 * i386.c (ix86_secondary_memory_needed,
2819 ix86_preferred_reload_class, ix86_register_move_cost): New function.
2821 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
2823 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
2824 (HARD_REGNO_MODE_OK): Move offline to ....
2825 * i386.c (ix86_hard_regno_mode_ok) ... here;
2826 refuse all incorrect modes.
2827 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
2829 2001-02-13 Richard Henderson <rth@redhat.com>
2831 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2832 entire operator; replicate that and match_dup the operands.
2833 (cmp_ccx_arith_op_set): Likewise.
2834 (cmp_cc_arith_op_not_set): Likewise.
2835 (cmp_ccx_arith_op_not_set): Likewise.
2837 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2839 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
2841 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2843 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
2844 (TARGET_NO_BITFIELD_WORD): New macro.
2845 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
2846 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
2848 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2850 * cselib.c: New file, from simplify-rtx.c.
2851 * simplify-rtx.c: Remove cselib parts.
2852 * Makefile.in: Add cselib.o.
2854 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2856 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2857 (setup_incoming_varargs): Remove warning.
2859 * config/rs6000/rs6000.c (validate_condition_mode): When
2860 flag_fast_math, allow floating-point conditionals to be reversed.
2861 (rs6000_generate_compare): When flag_fast_math, don't generate
2862 cror operations for FP conditionals.
2864 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
2866 (ASM_SPEC): Likewise.
2867 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
2868 (CC1_SPEC): Likewise.
2869 (LINK_TARGET_SPEC): Likewise.
2870 (CPP_ENDIAN_SPEC): Likewise.
2871 * Makefile.in (check-consistency): New target.
2873 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
2875 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
2876 "return type defaults" warning for functions with return type
2878 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
2879 function declarations by default rather than only when pedantic.
2881 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
2883 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
2886 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2888 * extend.texi (Deprecated): Deprecate new initializer lists.
2890 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2892 * mkdeps.c (deps_add_default_target): Robustify. Add
2893 basename component only.
2894 * cpp.texi (-M): Describe how default target is generated.
2895 * invoke.texi (-M): Likewise.
2897 2001-02-12 Kazu Hirata <kazu@hxi.com>
2899 * toplev.c (push_float_handler): Remove.
2900 (pop_float_handler): Remove.
2901 * toplev.h: Remove prototypes for the above functions.
2903 2001-02-12 Jakub Jelinek <jakub@redhat.com>
2905 * c-common.c (constant_fits_type_p): New function.
2906 (convert_and_check): Use it.
2908 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2910 * Makefile.in (GXX_ABI_FLAG): Don't define.
2911 * configure.in (--enable-new-gxx-abi): Remove option.
2912 * config.in: Regenerated.
2913 * configure: Likewise.
2915 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
2917 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
2919 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
2920 regular basic block, and arrange for all edges into it to switch
2923 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2925 * Makefile.in (distclean): Do not remove .gdbinit.
2927 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2929 * Makefile.in (gcc.o): Fix typos.
2930 (protize.o): Likewise.
2931 (unprotoize.o): Likewise.
2933 2001-02-11 Richard Henderson <rth@redhat.com>
2935 * tree.c (build1): Check for null operand in last change.
2937 2001-02-11 Richard Henderson <rth@redhat.com>
2939 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
2940 (fold): Don't assume a constant isn't foldable.
2941 * tree.c (build): Set TREE_CONSTANT for an expression with no
2942 side-effects and constant operands.
2945 2001-02-10 Richard Henderson <rth@redhat.com>
2947 * jump.c (squeeze_notes): Revert 2000-05-12 change.
2949 2001-02-10 Anthony Green <green@redhat.com>
2951 * cpp.texi (Standard Predefined): Add documentation for
2954 * c-common.c (combine_strings): Improve warning message.
2956 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
2958 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
2960 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
2962 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
2964 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
2967 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2969 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
2972 2001-02-09 Nick Clifton <nickc@redhat.com>
2974 * config/arm/arm.md: Change output contraint on post inc
2975 load/store multiple patterns to be a read/write contraint.
2977 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
2979 * gcc.c (cpp_options): Delete .d files on error. Don't delete
2980 .o files when using the -M options.
2982 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2983 David Edelsohn <edelsohn@gnu.org>
2985 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
2986 handle DImode constants. Use one TOC entry for SImode and smaller
2987 constants, aligned properly.
2989 2001-02-08 Jason Merrill <jason@redhat.com>
2991 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
2992 about the SP adjustment for saving the static chain pointer.
2993 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
2994 offset when setting a temporary CFA register.
2996 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
2998 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
2999 powerpc-*-chorusos* .
3000 * config/rs6000/chorus.h : New file.
3001 * config/i386/chorus.h : New file.
3002 * config/sparc/chorus.h : New file.
3003 * config/sparc/t-chorus-elf : New file.
3005 2001-02-08 David Edelsohn <edelsohn@gnu.org>
3007 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
3008 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
3009 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
3010 (__WCHAR_TYPE__): Correct macro name.
3012 2001-02-08 Richard Henderson <rth@redhat.com>
3014 * config/i386/i386.c (ix86_frame_pointer_required): New.
3015 (ix86_setup_frame_addresses): New.
3016 (struct machine_funciton): Add accesses_prev_frame.
3017 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
3018 ix86_frame_pointer_required.
3019 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
3020 (SETUP_FRAME_ADDRESSES): New.
3021 * config/i386/i386-protos.h: Update.
3022 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
3023 from FRAME_POINTER_REQUIRED.
3024 * config/i386/svr3gas.h: Likewise.
3025 * config/i386/sysv3.h: Likewise.
3026 * config/i386/v3gas.h: Likewise.
3028 2001-02-08 Richard Henderson <rth@redhat.com>
3030 * config/sparc/sparc.c (function_arg_record_value_3): Fix
3031 calculation of the number of integer registers required.
3032 (function_arg_record_value): Likewise.
3034 2001-02-08 Jason Merrill <jason@redhat.com>
3036 * diagnostic.c (internal_error): Say "confused" after 1 error, not
3037 two. Print file and line with "confused" message.
3039 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
3041 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3043 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
3045 2001-02-08 Bernd Schmidt <bernds@redhat.com>
3047 * final.c (cleanup_subreg_operands): The address of a MEM can
3050 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
3053 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
3055 * gcc.texi (Incompatibilities): Update documentation of
3056 preprocessing numbers.
3058 2001-02-07 Jakub Jelinek <jakub@redhat.com>
3060 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
3062 2001-02-07 Mark Mitchell <mark@codesourcery.com>
3064 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
3066 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
3067 * gcc.c (struct compiler): Add cpp_spec field.
3068 (input_file_compiler): New variable.
3069 (do_spec_1): Allow a particular compiler to handle `%C'
3071 (main): Store the current compiler in input_file_compiler.
3072 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
3074 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
3076 * cpphash.h (struct spec_nodes): Add n_true and n_false.
3077 * cppinit.c (cpp_create_reader): Initialize them.
3078 (append_include_chain): cxx_aware arg might be unused.
3079 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
3080 keywords and give them their phase 7 meaning. Pedwarn about
3081 this unless '__bool_true_false_are_defined' is defined.
3083 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3085 * lcm.c (optimize_mode_switching): Emit mode_set before the
3086 JUMP_INSN of an abnormal edge.
3088 2001-02-07 Bernd Schmidt <bernds@redhat.com>
3090 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
3091 a scheduling barrier at the end.
3093 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
3095 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3097 * config/sh/sh.md (reload_outsf): Removed.
3098 (movsf_ie): Introduce constraints for FPUL loads and stores.
3099 (reload_insf): Broaden the output constraint.
3101 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
3103 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3104 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
3106 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
3108 * final.c: Revert my previous changes.
3109 * output.h: Make profile_label_no extern.
3110 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
3111 for generating label.
3113 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
3115 * config/i386/djgpp.h: Add comments about standard paths.
3116 (MD_EXEC_PREFIX): Undefine before defining.
3117 (MD_STARTFILE_PREFIX): New.
3119 2001-01-30 Bruce Korb <bkorb@gnu.org>
3121 fixinc/fixincl.c(process): Emit error message only if appropriate :)
3122 (load_file): do not rely on load_file_data() to close file pointer
3123 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
3124 fixinc/inclhack.def(irix_limits_const): add test_text
3126 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3128 * cppexp.c (parse_defined): Improve diagnostics for invalid
3131 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3133 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
3135 2001-02-06 Mark Mitchell <mark@codesourcery.com>
3137 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
3138 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
3139 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
3140 (rs6000_output_symbol_ref): New function.
3141 (output_toc): Use VTABLE_NAME_P.
3143 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3145 * print-tree.c (print_node, case PARM_DECL):
3146 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
3148 * stor-layout.c (reference_types_internal): New variable.
3149 (internal_reference_types): New function.
3150 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
3151 * tree.h (internal_reference_types): New declaration.
3153 * cse.c (find_best_addr): Fix typo in computing cost.
3155 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3157 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
3158 and this is the sum of a pointer and a constant, we know the result
3160 (num_sign_bit_copies, case PLUS): Likewise.
3161 * explow.c (convert_memory_address): Remove opposite SUBREG.
3162 * function.c (instantiate_new_reg): New function (from common code).
3163 (instantiate_virtual_regs_1): Call it.
3164 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
3165 if pointers sign- or zero-extend.
3166 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
3167 If pointers extend unsigned, use inside of SUBREG.
3168 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
3170 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
3172 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
3173 subdir of gcc_gxx_include_dir.
3174 (gcc_gxx_target_include_dir): Remove.
3176 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
3178 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
3179 (dwarf2out_frame_debug_expr): Revise introductory comments to add
3180 a high-level description.
3182 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
3184 * final.c: Move the declaration of profile_label_no to ...
3185 * output.h: ... here.
3186 * function.c (expand_function_start): Call PROFILE_HOOK.
3187 * config/rs6000/aix.h: Define PROFILE_HOOK.
3188 * config/rs6000/rs6000-protos.h: output_profile_hook new.
3189 * config/rs6000/rs6000.c (output_profile_hook): Define.
3190 (output_prolog): Do nothing for ABI_AIX as it is taken care by
3191 output_profile_hook.
3192 tm.texi : Explain new macro PROFILE_HOOK.
3194 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3196 * extend.texi (Extended Asm): Do not say that semicolon is always
3197 a valid line-breaking character for GNU assemblers. Use
3198 newline-tab as the most commonly supported syntax. Use
3199 newline-tab rather than semicolon in multi-insn examples.
3201 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3203 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3205 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3206 David Edelsohn <edelsohn@gnu.org>
3208 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3209 code for AIX, even without flag_pic.
3211 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3213 * c-typeck.c (common_type): push and pop binding level around
3214 calling common_type on function parameters.
3216 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3218 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3220 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3222 * config/mips/mips.c (override_options): Fix typo in last change.
3223 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3224 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3226 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3228 * invoke.texi (-fdump-class-layout): Document.
3229 (-fdump-translation-unit): Use `=' as filename separator.
3231 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3233 * Makefile.in (s-mlib): Don't build multilibs if
3235 (DRIVER_DEFINES): Adjust accordingly.
3237 (protoize.o): Likewise.
3238 (unprotoize.o): Likewise.
3239 * configure.in: Recognize --enable-multilib.
3241 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3243 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3245 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3246 * configure.in: Remove --enable-libstdcxx_v3 support.
3247 * configure: Regenerated.
3249 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3251 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3252 Call abort instead of fatal.
3253 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3254 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3255 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3256 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3257 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3258 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3260 * diagnostic.h (set_internal_error_function): Renamed.
3261 * toplev.h (internal_error): Renamed from fatal.
3262 (pfatal_with_name): Deleted.
3263 (fatal_io_error): Now has printf-style arguments.
3264 * diagnostic.c (pfatal_with_name): Deleted.
3265 (fatal_io_error): Rework to have args in printf-style.
3266 (set_internal_error_function): Renamed from set_fatal_function.
3267 (internal_error): Renamed from fatal.
3268 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3269 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3270 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3271 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3272 * flow.c (verify_flow_info): Likewise.
3273 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3274 * config/mips/mips.c (save_restore_insns): Likewise.
3276 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3277 * flow.c (verify_flow_info): Likewise.
3278 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3279 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3280 (avr_normalize_condition): Likewise.
3281 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3282 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3283 (limit_reload_class, double_reg_to_memory): Likewise.
3284 (print_operand_address, emit_1600_code_shift): Likewise.
3285 (gen_tst_reg, gen_compare_reg): Likewise.
3286 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3287 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3289 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3291 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3292 * objc/objc-act.c (build_ivar_chain): Likewise.
3293 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3295 * graph.c (clean_graph_dump_file): Likewise.
3296 * profile.c (init_branch_prob): Likewise.
3297 * objc/objc-act.c (objc_init): Likewise.
3299 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3300 * config/avr/avr.c (avr_override_options): Likewise.
3301 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3302 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3303 * config/h8300/h8300.c (h8300_init_once): Likewise.
3304 * config/mips/mips.c (override_options): Likewise.
3305 * config/i386/i386.c (override_options): Likewise, rework.
3306 * config/m68k/m68k.c (override_options): Likewise.
3308 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3310 * config/mips/mips.c (print_operand): Likewise.
3311 * hash.c (hash_allocate): Don't check for failure returns from
3312 obstack functions that can't fail.
3313 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3314 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3315 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3316 (get_object_reference): Likewise.
3318 2001-02-04 Nick Clifton <nickc@redhat.com>
3320 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3321 StrongARM1110, 10TDMI, and 1020T.
3323 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3325 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3327 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3329 * config/sh/sh.md (movdf load split): Pass register number to
3330 FP_OR_XD_REGISTER_P.
3332 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3334 * cppinit.c (BC): New macro.
3335 (builtin_array): Add __GXX_WEAK__.
3336 * cpplib.h (builtin_type): Add BT_WEAK.
3337 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3338 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3339 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3341 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3343 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3345 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3347 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3348 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3350 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3352 * cpphash.h: Rename ALIGN _ALIGN.
3353 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3355 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3357 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3358 compilation environment.
3359 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3360 control over location of cygwin includes and libs.
3362 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3364 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3366 2001-02-02 lars brinkhoff <lars@nocrew.org>
3368 * md.texi (Standard Names): remove reference to spur.md.
3370 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3372 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3373 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3374 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3375 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3376 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3378 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3380 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3381 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3382 number before reload.
3383 (c4x_adjust_cost): Return zero before reload.
3384 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3385 split before reload.
3387 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3389 * c4x.c (c4x_hard_regno_rename_ok): New.
3390 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3391 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3393 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3395 * diagnostic.h: Add missing "extern" in all declarations.
3397 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3399 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3400 as for gcc_gxx_include_dir.
3402 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
3404 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
3406 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3408 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
3409 label before alignment to be used as the braf base address.
3410 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
3412 (casesi_jump_2): Require at least TARGET_SH2.
3414 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
3415 truncation to 32-bit doubles on -m3e and -m4-single-only.
3417 2001-02-02 Mark Mitchell <mark@codesourcery.com>
3419 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
3420 the default when building a shared object.
3421 (init_spec): Use it.
3422 * testsuite/lib/g++.exp: Include the directory where libgcc
3423 is located to the LD_LIBRARY_PATH list.
3424 * invoke.texi (-shared-libgcc): Document the cases in which
3425 GCC defaults to using the shared libgcc.
3427 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3429 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
3430 unsigned is wide enough.
3432 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
3433 (si_to_float): Likewise.
3434 (float_to_si, float_to_usi): Use BITS_PER_SI.
3436 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3438 * dwarf2out.c: Added explanation of abbreviations.
3439 (def_cfa_1): Added comments listing DWARF2 instructions.
3440 (cfa_temp_reg): Removed in favor of cfa_temp.
3441 (cfa_temp_value): Removed in favor of cfa_temp.
3442 (cfa_temp): New global variable.
3443 (dwarf2out_frame_debug_expr): Added extensive introductory
3444 comments explaining the function's transformations. Revised to
3445 use cfa_temp. Added some rtx checking. Generalize IOR case.
3446 (dwarf2out_frame_debug): Revised to use cfa_temp.
3447 (output_aranges): Cast as "unsigned" to avoid warning.
3448 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
3449 explain which instructions must be marked.
3451 2001-02-01 Richard Henderson <rth@redhat.com>
3453 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
3456 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3458 * config/sh/crt1.asm (main_k): Modified so that start calls
3459 ___setup_argv_and_call_main.
3461 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
3463 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
3464 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
3465 and AVOID_LPASTE is cleared on meeting an unescaped newline.
3466 * cppmacro.c (builtin_macro): Set builtin flags here.
3467 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
3468 (replace_args): Clarify intent.
3469 (cpp_get_token): Macro expansion tokens get the saved flags.
3471 * cppmain.c (scan_buffer): Remove now-redundant print.printed
3474 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3476 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
3479 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3481 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
3482 returns Pmode pseudo, but we need ptr_mode.
3483 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
3484 Remove bogus conversions; use HOST_WIDE_INT for size.
3485 Don't use TARGET if wrong mode.
3487 * config/i386/i386.c (ix86_compute_frame_size): Allow
3488 stack_alignment_needed to be non-default even if size is zero.
3490 2001-01-31 Alan Modra <alan@linuxcare.com.au>
3492 * (hppa_init_pic_save): Emit the pic offset table
3493 reg save after last_parm_insn.
3494 * pa.c (hppa_init_pic_save): New function.
3495 * pa.h (hppa_init_pic_save): Declare.
3496 * pa.md (call, call_value, sibcall, sibcall_value): Use
3497 the above instead of duplicated code.
3499 * pa.c (hppa_encode_label): Correct size of alloca buffer
3500 so we don't overrun it. Correct leading `*' case.
3501 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
3502 need to handle `*@'.
3503 (FUNCTION_NAME_P): Likewise.
3505 2001-01-31 Richard Henderson <rth@redhat.com>
3507 * config.gcc (alpha-osf5): Use float-i128.h.
3509 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
3510 * config/float-i32.h: Likewise.
3511 * config/float-i64.h: Likewise.
3512 * config/float-sh.h: Likewise.
3513 * config/float-sparc.h: Likewise.
3515 2001-01-31 DJ Delorie <dj@redhat.com>
3517 * expmed.c (extract_bit_field): allow non-integral modes if we
3518 want to extract a whole register from itself.
3520 2001-01-31 Jakub Jelinek <jakub@redhat.com>
3522 * c-typeck.c (set_init_index): If first is equal to last, assume as
3523 if it was not a range at all.
3525 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3527 * config/fp-bit.c: Include tm.h.
3528 (float_to_si): Don't assume SImode is 32-bits wide.
3529 (float_to_usi): Likewise.
3531 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
3533 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
3535 (typename): Call pending_xref_error after parsing typed_typespecs.
3536 * c-decl.c (lookup_tag): Give error immediately rather than
3537 leaving it pending if the tag of the wrong type is in the same
3539 (xref_tag): Don't pedwarn for forward declarations of enum types
3541 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
3544 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3546 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
3548 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3550 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
3551 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
3553 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3555 * cpphash.h (struct cpp_reader): New saved_flags.
3556 * cppmacro.c (cpp_get_token): Use saved_flags to remember
3557 to avoid a paste after a pasted token.
3559 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3561 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
3562 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
3563 Wtype_MIN instead of LONG_MIN.
3565 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3567 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
3569 * fixinc/fixincl.x: Regenerated.
3570 * fixinc/inclhack.def (irix_limits_const): New definition to
3571 convert "const" to "__const" in limits.h.
3573 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3575 * fixinc/genfixes (AG): Fix "autogen4" thinko.
3577 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3579 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
3580 when register dies in the insn.
3582 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3584 * diagnostic.c (fatal): Fix word wrap.
3586 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
3588 * combine.c (try_combine): Fix SUBREG setting for
3589 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
3591 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3593 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
3596 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3598 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
3600 * toplev.c (decode_W_option): Update warn_larger_than
3601 unconditionally for each processed switch.
3603 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3605 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
3607 (hppa_expand_prologue): Delete code to save pic offset table register
3608 in the function prologue.
3609 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
3610 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
3611 table register at the beginning of the function after the prologue.
3613 2001-01-29 lars brinkhoff <lars@nocrew.org>
3615 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
3617 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3618 Jeff Law <law@redhat.com>
3620 * pa.md (return): Revise comment for trivial return.
3621 (return_internal): Non-trivial return pattern for non-PIC code.
3622 (return_internal_pic): Non-trivial return pattern for PIC code.
3623 It uses the PIC register to ensure it is restored after
3625 (epilogue): Generate appropriate return for PIC and non-PIC code.
3627 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
3629 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
3631 2001-01-29 DJ Delorie <dj@redhat.com>
3633 * combine.c (if_then_else_cond): Pass the correct mode to
3634 operand_subword() for constants.
3636 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
3638 * config/i386/cygwin.h: Add w32api to include search. Search different
3639 directories in a cross-build environment.
3641 2001-11-29 Tim Josling <tej@melbpc.org.au>
3643 * tree.h (TYPE_STUB_DECL): Add documentation.
3645 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
3647 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
3648 (sdbout_field_types): Likwise. Fix use of host_integerp.
3650 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
3652 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
3655 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
3657 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
3658 to use flag_gnu_linker.
3660 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3662 * cpplib.c (T_BAD_DIRECTIVE): Remove.
3663 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
3665 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
3667 * tree.c, tree.h (build_parse_node): Remove; was identical to
3669 * c-lang.c (start_cdtor), objc/objc-act.c
3670 (build_module_descriptor): Use build_nt instead of
3673 2001-01-29 Jakub Jelinek <jakub@redhat.com>
3675 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
3676 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
3677 not have any upper bits set.
3679 2001-01-29 Phil Edwards <pme@sources.redhat.com>
3681 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
3683 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3685 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
3687 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
3689 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
3690 (integer_minus_one_node): Define.
3692 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
3694 * Makefile.in (bootstrap2-lean): Fix typo.
3696 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
3698 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
3699 : Don't set fe_value.
3700 * cpplib.h (AVOID_LPASTE): New flag.
3701 (struct cpp_hashnode): Remove fe_value.
3702 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
3703 * cppmacro.c (builtin_macro): Don't set flags here.
3704 (replace_args): Set AVOID_LPASTE flag on first token of an
3705 argument, and the token following it.
3706 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
3707 macro expansion, and on the token following it. Do it for
3709 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
3711 2001-01-27 Richard Henderson <rth@redhat.com>
3713 * config/alpha/t-ieee: Remove multilibbing.
3714 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3716 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3718 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
3720 * Makefile.in: Remove all dependencies on defaults.h.
3721 * builtins.c: Don't include defaults.h.
3722 * c-common.c: Likewise.
3723 * c-decl.c: Likewise.
3724 * c-pragma.c: Likewise.
3725 * c-typeck.c: Likewise.
3726 * combine.c: Likewise.
3728 * frame-ia64.c: Likewise.
3729 * cppexp.c: Likewise.
3730 * crtstuff.c: Likewise.
3731 * dbxout.c: Likewise.
3732 * dwarf2out.c: Likewise.
3733 * dwarfout.c: Likewise.
3734 * emit-rtl.c: Likewise.
3735 * except.c: Likewise.
3737 * final.c: Likewise.
3738 * frame-dwarf2.c: Likewise.
3739 * libgcc2.c: Likewise.
3740 * optabs.c: Likewise.
3741 * profile.c: Likewise.
3742 * sdbout.c: Likewise.
3743 * toplev.c: Likewise.
3744 * tradcif.y: Likewise.
3746 * varasm.c: Likewise.
3748 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3750 * builtins.c (expand_builtin_fputs): Use size_one_node when
3751 transforming into fwrite.
3753 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3755 * extend.texi (Attribute Syntax): New section.
3757 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3759 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3760 they didn't need fixing.
3762 2001-01-27 Janis Johnson <janis@us.ibm.com>
3764 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3766 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3767 to remove macro definitions that are duplicated from elfos.h.
3769 2001-01-27 Richard Henderson <rth@redhat.com>
3771 * config/i386/sco5gas.h: Move ...
3772 * config/usegas.h: ... here.
3773 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3775 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3777 * c-typeck.c (struct constructor_stack): Add range_stack member.
3778 (really_start_incremental_init): Clear it.
3779 (push_init_level): Save constructor_range_stack and clear it if
3780 pushing explicit braces.
3781 (pop_init_level): abort if constructor_range_stack is non-zero at
3782 explicit closing brace. Restore saved constructor_range_stack if
3785 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3787 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3788 into register was forced into memory.
3790 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3792 * Makefile.in: Remove uses of + before $(MAKE).
3794 2001-01-26 Richard Henderson <rth@redhat.com>
3796 * stmt.c (cost_table): Remove.
3797 (COST_TABLE, cost_table_initialized): New.
3798 (estimate_case_costs): Use the later instead of the former.
3799 (balance_case_nodes): Likewise.
3801 2001-01-26 Richard Henderson <rth@redhat.com>
3803 * alias.c (objects_must_conflict_p): Read-only slots may not
3804 conflict despite having the same type.
3806 2001-01-27 Michael Hayes <mhayes@redhat.com>
3808 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3810 (check_ext_dependant_givs): Initialise u_start_val and
3812 (load_mems): Make last_max_reg unsigned.
3813 (try_swap_copy_prop): Use INSN_P and initialise set.
3815 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3817 * README.AVR : Removed.
3819 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3821 * pa-64.h (text_section): Remove declaration.
3823 * pa.md (return_internal): Remove mode on PIC register use.
3825 2001-01-25 lars brinkhoff <lars@nocrew.org>
3827 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3828 ASM_CLOSE_PAREN): fix typos.
3830 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3832 * acconfig.h: Define `const' to the empty string if neither
3833 __STDC__ nor __cplusplus is defined.
3834 * config.in: Regenerated.
3836 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3838 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3839 * collect2.c (main): Delete importf. Add ".obj" file extension.
3840 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3841 (aix_std_libs): Add additional AIX libraries to skip.
3842 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3843 * config/rs6000/aix51.h: New file.
3845 2001-01-25 Michael Hayes <mhayes@redhat.com>
3847 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3848 (loop_insn_emit_before): No longer static.
3849 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3850 (loop_givs_rescan, load_mems): Likewise.
3851 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3852 (maybe_eliminate_biv_1):
3853 (move_movables): Replace emit_call_insn_before with
3854 loop_call_insn_hoist.
3855 * loop.h (loop_insn_emit_before): Add.
3856 * unroll.c (copy_loop_body): Replace emit_insn_before with
3857 loop_insn_emit_before.
3859 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3861 * diagnostic.c (fatal): Request preprocessed source.
3863 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3865 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3866 olddecl has argument types and newdecl has none, use the argument
3869 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3871 * dwarf2out.c (prefix_of): New function. Determine longest common
3872 prefix of the two arguments. The units are whole path components.
3873 (output_file_names): When adding a new directory find the one entry
3874 with the longest common prefix already in the list. Artificially
3875 generate entry if there is none for this prefix.
3876 Fix test to check whether the zeroth directory entry is used.
3878 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3880 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3881 Changed all callers. Take it into account when deciding if a
3882 previously loaded value matches.
3884 2001-01-24 Richard Henderson <rth@redhat.com>
3886 * reload.c (find_reloads_subreg_address): Fail the substitution
3887 if the resulting address is insufficiently aligned.
3889 2001-01-24 DJ Delorie <dj@redhat.com>
3891 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
3892 check the original operand's mode also.
3893 * simplify-rtx.c (simplify_ternary_operation): Ditto.
3895 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3897 * c-parse.in (cast_expr): Move compound literals from here ...
3898 (primary): ... to here. Use standard terminology "compound
3899 literal" instead of "constructor expression".
3901 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3903 * gcc.1, cpp.1: Regenerate.
3905 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
3907 * calls.c (emit_library_call_value_1): Memory slot for
3908 pass-by-reference argument should have the mode of the argument,
3909 not of the pointer to it.
3911 2001-01-24 Tom Tromey <tromey@redhat.com>
3913 * gcc.texi (G++ and GCC): Mention gcj manual.
3914 (Standards): Link to section of manual mentioning gcj/Java
3917 2001-01-24 Jakub Jelinek <jakub@redhat.com>
3919 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
3920 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
3921 * tradcpp.c (main): Add -imacros or -include'd dependencies
3923 * cpp.texi (-M, -MM): Document -M -include behaviour.
3925 2001-01-24 Roger Collins <roger@ProProject.com>
3927 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
3929 2001-01-24 Will Cohen <wcohen@redhat.com>
3931 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
3932 whether registers are 32 bits or 64 bits in size.
3934 2001-01-24 Ben Elliston <bje@redhat.com>
3936 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
3938 2001-01-24 Richard Henderson <rth@redhat.com>
3940 * config/alpha/alpha.md (builtin_longjmp_internal): New.
3941 (builtin_longjmp): Use it instead of emit_indirect_jump.
3943 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
3945 * bb-reorder.c (make_reorder_chain_1): Handle case where
3946 jump edge goes to the same block as the fallthru edge.
3948 2001-01-23 Jim Wilson <wilson@redhat.com>
3950 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
3951 * frame.h (__ia64_personality_v1): Add prototype.
3952 * libgcc2.c (ia64_throw_helper): Change personality declaration to
3953 prototype form. Add void * cast to first argument to personality
3955 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
3956 (asctoe113): Likewise.
3957 * config/ia64/frame-ia64.c: Include eh-common.h.
3958 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
3960 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
3962 (itanium_split_issue): Add prototype.
3963 (gen_nop_type): Ifdef out.
3964 (find_best_packet): Initialize best_packet.
3965 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
3967 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
3968 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
3969 (flushrs): Add explicit stop bit at end.
3970 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
3973 2001-01-23 Chris Demetriou <cgd@broadcom.com>
3975 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
3977 * libgcc2.c (__terminate_func): Make variable static.
3978 (__terminate_set_func): New function to set __terminate_func.
3979 * libgcc2.h (__terminate_func_ptr): New typedef.
3980 (__terminate_set_func): New function.
3982 2001-01-23 Richard Henderson <rth@redhat.com>
3984 * flow.c (init_propagate_block_info): Don't consider unchanging
3985 memories for dead frame store elimination.
3987 2001-01-23 Richard Henderson <rth@redhat.com>
3989 * varasm.c (UNIQUE_SECTION): Move default implementation ...
3990 * defaults.h: ... here.
3992 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3994 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
3996 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
3998 * c-lex.c (lex_charconst): Fix typo: s/p/str.
4000 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4002 * rs6000.h (rs6000_return_addr): Move prototype from here...
4003 * rs6000-protos.h (rs6000_return_addr): ...to here.
4004 (rs6000_init_expanders): Delete prototype.
4006 2001-01-23 Nick Clifton <nickc@redhat.com>
4008 * invoke.texi: Replace , with \, inside @gccoptlist macros.
4009 (Spec Files): Document %B and %j and %. and %v3 and %M and
4010 %{S*&T} spec switches.
4012 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4014 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
4016 2001-01-23 Chris Demetriou <cgd@sibyte.com>
4017 Neil Booth <neil@daikokuya.demon.co.uk>
4019 * cpperror.c: Merge handlers of PEDWARN and WARNING.
4020 Have -Werror make pedantic warnings errors, like the
4023 2001-01-23 Phil Edwards <pme@sources.redhat.com>
4025 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
4027 2001-01-23 Jakub Jelinek <jakub@redhat.com>
4029 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
4030 * integrate.c (expand_inline_function): Initialize them.
4031 (subst_constants): If changing COMPARE so that both its arguments
4032 will be VOIDmode and the comparison mode will be lost, note
4033 compare_mode. Use the recorded compare_mode to optimize
4036 2001-01-23 Jason Merrill <jason@redhat.com>
4038 * dwarf2out.c (new_die): Use xcalloc.
4039 (output_die): Abort rather than emit a local reference to offset 0.
4041 2001-01-17 Andrew Haley <aph@redhat.com>
4043 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
4044 of a saved register; return NULL instead.
4045 (copy_reg): Take a pointer to a source register rather than a
4047 (next_stack_level): Remember the address in the stack frame of all
4049 Use the saved register pointer array as the source of the CFA.
4050 (throw_helper): Rewrite. Unwind once rather than twice and keep
4051 track of saved registers as we go.
4053 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4055 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
4056 * c4x.c (c4x_legitimize_reload_address): Remove.
4057 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
4058 reload address for ldp(k) insn.
4060 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
4062 * pa.md (return_internal): Add a USE of the PIC register to ensure
4063 it is restored after each call.
4064 (return expander): Corresponding changes.
4066 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4068 * rs6000.h (INIT_EXPANDERS): Delete.
4069 (RETURN_ADDR_RTX): Call rs6000_return_addr().
4070 * rs6000.c (rs6000_override_options): Call *_machine_status from
4072 (rs6000_init_expanders): ...instead of here. Delete.
4073 (rs6000_mark_machine_status): New function.
4074 (rs6000_init_machine_status): Use xcalloc.
4075 (rs6000_return_addr): Generate RTX for the return address.
4076 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
4077 (rs6000_stack_info): Use it.
4079 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
4081 * gthr-win32.h: Include errno.h to get a declaration for
4082 EINVAL and _mingw.h if the target is mingw32.
4084 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
4086 * cpp.texi: Correct typos.
4088 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4090 * explow.c (probe_stack_range): Ensure value passed to
4091 stack_check_libfunc is ptr_mode, not Pmode.
4093 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
4095 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
4096 case, don't use operand_subword to calculate a SUBREG that is
4099 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
4101 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4103 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
4104 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
4105 valid. If not replace it by equivalent insns.
4107 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4109 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
4110 contains SYMBOL_REF, LABEL_REF and CONST_INT.
4111 (c4x_U_constraint, symbolic_address_operand): Likewise.
4112 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
4114 (c4x_r11_set_p, c4x_check_laj_p): New functions.
4115 * c4x-protos.h (c4x_check_laj_p): Add prototype.
4116 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
4117 anulling slot because of silicon bug.
4118 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
4120 2001-01-22 Alan Modra <alan@linuxcare.com.au>
4122 * cppexp.c (parse_charconst): Change `mask' type to agree
4125 2001-01-21 Richard Henderson <rth@redhat.com>
4127 * config/i386/i386.c (ix86_asm_file_end): Disable putting
4128 pic_label_name in a linkonce section.
4130 2001-01-17 Philipp Thomas <pthomas@suse.de>
4132 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
4134 * configure: Regenerate.
4136 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
4138 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
4139 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
4141 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
4143 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
4144 If REVERSE nonzero then condition code in X must be reversed.
4145 (encode_section_info): Optimise if/else.
4146 (avr_function_value): Fix formatting.
4148 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
4149 (difficult_branch): Likewise.
4150 (rvbranch): Likewise.
4151 (difficult_rvbranch): Likewise.
4153 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
4155 * config/avr/libgcc.S: Fix comment.
4157 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4159 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
4161 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4163 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
4165 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4167 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
4168 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
4169 * configure, config.in: Regenerate.
4170 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
4171 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
4172 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
4173 (doprint.o): New rule.
4175 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
4177 * c-typeck.c (digest_init): Handle boolean types as scalars.
4179 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4181 * stmt.c (expand_return): Don't return anything if size is zero.
4182 Delete redundant assignment to BYTES.
4183 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
4185 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
4187 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
4188 the same as the default library function names.
4189 * config/avr/avr.md: Document special characters after '%'.
4190 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
4191 knowing which of the call-used registers are really clobbered.
4192 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
4193 New. Both quotient and remainder from one libgcc.S call.
4194 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4195 clobber as few registers as possible.
4196 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4198 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4200 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4201 context of the top of the stack.
4203 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4205 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4206 (fixup_var_refs_insns): ...here.
4208 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4210 * function.c (fixup_var_refs_insns): Break up into
4211 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4212 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4213 [loop over hash table entries].
4214 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4215 fixup_var_refs_insns_with_hash, to match above changes.
4217 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4219 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4220 (libgcc.a): Likewise.
4221 (stmp-multilib): Likewise.
4222 (STAGE2_FLAGS_TO_PASS): Likewise.
4224 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4226 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4227 temporary if no_new_pseudos.
4229 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4231 * cppinternals.texi: Update.
4233 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4235 * arm.c (arm_init_builtins): Re-enable builtins.
4237 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4239 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4240 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4241 element to be null, and always expect an EXPR_LIST.
4242 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4243 * sched-deps.c (sched_analyze_1): Likewise.
4244 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4246 * regclass.c (max_set_parallel): New variable.
4247 (reg_scan): Take it into account in computation of max_parallel.
4248 (reg_scan_mark_refs, case SET): Compute it.
4250 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4252 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4253 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4255 2001-01-19 Jason Merrill <jason@redhat.com>
4257 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4258 for the abstract instance of an inline function.
4260 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4261 J"orn Rennecke <amylaar@redhat.com>
4263 * reload1.c (move2add_note_store): Treat all registers directly or
4264 indirectly derived from a base register as members of the same set
4266 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4267 of base register into account.
4269 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4271 * alias.c (find_base_value): Recognize TRUNCATE.
4272 (record_set): In PLUS case, invalidate if other summand is also a
4275 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4277 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4278 entry to be EXPR_LIST.
4279 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4280 be an EXPR_LIST (but not null, which other code doesn't allow).
4281 (note_stores): Properly handle PARALLEL in SET.
4282 Recursively call for top-level PARALLEL.
4283 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4284 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4286 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4288 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4290 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4291 not pfile->skipping (== 0).
4293 2001-01-17 Nick Clifton <nickc@redhat.com>
4295 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4298 2001-01-17 Jim Wilson <wilson@redhat.com>
4300 * invoke.texi (IA-64 options): Improve.
4302 2001-01-17 Tom Tromey <tromey@redhat.com>
4304 * invoke.texi (Optimize Options): Use `{}' to around @samp
4307 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4309 * invoke.texi (-fno-guess-branch-probability): New option.
4311 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4313 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4314 case of making new double-word constant.
4315 Revert last change: instead just test i3_subst_into_i2.
4317 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4319 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4320 Use q constraints instead of r.
4322 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4324 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4325 (machine_function): Define.
4326 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4327 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4328 pa_free_machine_status): New functions.
4329 (override_options): Set {init,mark,free}_machine_status to above.
4330 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4331 PIC_OFFSET_TABLE_REGNUM_SAVED.
4332 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4333 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4334 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4335 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4336 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4338 2001-01-15 DJ Delorie <dj@redhat.com>
4340 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4344 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4346 * flow.c (propagate_on_insn): Make trying to delete a prologue
4347 or epilogue insn an ICE, not a warning. Allow doing this if
4348 the current function returns with stack pointer depressed.
4350 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4351 I3 having more than one SET.
4353 2001-01-16 Jim Wilson <wilson@redhat.com>
4355 * invoke.texi: Document IA-64 options.
4357 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4358 (fixup_errata): Delete TARGET_A_STEP use.
4359 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4360 (TARGET_SWITCHES): Delete -ma-step option.
4361 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4362 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4363 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4364 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4365 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4366 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4368 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4369 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4370 cmovsi_internal): Delete ! TARGET_A_STEP check.
4372 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4374 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4375 possibility to report bugs via postal mail. Change a URL and
4376 merge in a nearly duplicate statement...
4377 (Bug Reporting): ...from here.
4378 (Service): Refer to the Bug Reporting section instead of
4380 (Contributing): Remove trivial explanations concerning snapshots.
4382 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4384 * cppmain.c (general_init): Don't use ANSI prototype.
4386 2001-01-16 Tom Tromey <tromey@redhat.com>
4388 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4390 2001-01-16 Richard Henderson <rth@redhat.com>
4392 * config/i386/i386.h: Fix comment typo.
4393 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4394 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4396 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4398 * gcc.c: Revert previous -fsyntax-only-related change; move
4401 2001-01-16 Jakub Jelinek <jakub@redhat.com>
4403 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
4404 inmode after checking GET_CODE (op).
4406 2001-01-16 Richard Henderson <rth@redhat.com>
4408 * flow.c (struct propagate_block_info): Add mem_set_list_len.
4409 (MAX_MEM_SET_LIST_LEN): New.
4410 (propagate_one_insn): Update mem_set_list_len.
4411 (invalidate_mems_from_autoinc): Likewise.
4412 (invalidate_mems_from_set): Likewise.
4413 (mark_used_regs): Likewise.
4414 (init_propagate_block_info): Likewise. Stop collecting memories
4415 when we reach MAX_MEM_SET_LIST_LEN.
4416 (mark_set_1): Likewise.
4418 2001-01-16 Richard Henderson <rth@redhat.com>
4420 * unroll.c (precondition_loop_p): Fail if no iteration
4423 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4425 * gcc.c: When -fsyntax-only is given, do not complain about
4428 2001-01-15 Richard Henderson <rth@redhat.com>
4430 * config/i386/i386.c (asm_output_function_prefix): Remove.
4431 (ix86_asm_file_end): New.
4432 (load_pic_register): Generate pic_label_name into a
4433 staticly allocated buffer.
4434 * config/i386/i386-protos.h: Update.
4435 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
4436 (ASM_FILE_END): New.
4437 * config/i386/i386afe.h: New file.
4438 * config.gcc (i?86-*-elf) [tm_file]: Use it.
4439 (i?86-*-{freebsd,linux*,moss*}): Likewise.
4440 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
4441 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
4442 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
4443 * config/i386/sco5.h (ASM_FILE_END): Likewise.
4444 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
4446 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4448 * Makefile.in (install-man): Remove explicit dependency on
4451 * configure.in, configure: Revert previous patch requiring perl
4454 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
4456 * toplev.c (flag_guess_branch_prob): New.
4457 (f_options): Add guess-branch-probability option.
4458 (rest_of_decl_compilation): Only estimate branch probability if
4460 (main): set flag_guess_branch_prob.
4462 * flags.h (flag_guess_branch_prob): New.
4464 2001-01-15 DJ Delorie <dj@redhat.com>
4466 * gcc.texi (Makefile): Add documentation for Makefile targets.
4468 2001-01-15 Philip Blundell <philb@gnu.org>
4470 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
4472 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
4473 (is_pic): Delete declaration.
4474 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
4475 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
4476 * config/arm/arm.md (builtin_setjmp_receiver): New.
4478 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4480 * arm.c (use_return_insn): Don't try to determine the function type
4481 until after reload has completed.
4482 (arm_output_epilogue): Don't adjust the sp value recovered from the
4484 (emit_multi_reg_push): Don't record dwarf information for the pc.
4485 * arm.md (eh_epilogue): The function type may have changed, so it
4486 needs to be recalculated.
4487 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
4488 unwind tables on arm/netbsd.
4490 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4492 * arm.md (cbranchsi4): Correct calculation of branch ranges.
4493 (negated_cbranchsi4): Likewise.
4495 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4497 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
4498 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4499 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
4500 pass -mapcs-* options to assembler.
4501 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
4502 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4503 (ASM_SPEC): Call subtarget_extra_asm_spec.
4505 2001-01-15 Andreas Jaeger <aj@suse.de>
4507 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
4509 (ix86_expand_builtin): Likewise.
4511 * gencodes.c (output_predicate_decls): Make i size_t to avoid
4512 warning about comparison between signed and unsigned.
4514 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4516 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
4518 2001-01-14 Ralf Baechle <ralf@gnu.org>
4520 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
4521 SUBTARGET_CPP_SPEC apropriatly.
4523 2001-01-12 Mark Mitchell <mark@codesourcery.com>
4525 * varasm.c (make_decl_rtl): Fix typo in last change.
4527 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
4529 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
4530 linker supports the init_priority C++ attribute.
4531 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
4532 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
4533 linker does not support init_priority C++ attribute.
4535 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
4537 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
4539 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4541 * c-parse.in (finish_parse): Add comment about cpp_destroy.
4542 * cp/lex.c (finish_parse): Similarly.
4543 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
4544 Return the number of errors encountered.
4545 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
4546 * cppmain.c (main): Don't call cpp_destroy.
4548 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4550 * configure.in: Require at least perl 5.6.0 to regenerate
4552 * configure: Regenerate.
4554 2001-01-14 Richard Henderson <rth@redhat.com>
4556 * genrecog.c (DT_veclen_ge): New.
4557 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
4558 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
4559 (nodes_identical_1): Handle DT_veclen_ge.
4560 (write_cond, debug_decision_2): Likewise.
4562 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4564 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
4566 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
4568 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4570 * cppmain.c (do_preprocessing): New function; most of the old
4572 (main): Call it to do most of the work.
4573 (cb): Move from global scope to set_callbacks ().
4574 (setup_callbacks): Get the callback pointer.
4575 (general_init, printer_init): Clean up code and comments.
4577 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4579 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
4582 2001-01-14 Kazu Hirata <kazu@hxi.com>
4584 * config/h8300/h8300.c (get_shift_alg): Update comments.
4586 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4588 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
4589 (alloc_page, ggc_alloc): Add casts to remove warnings.
4591 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4593 * combine.c (simplify_comparison): Don't change `code' when
4594 can't reverse comparison.
4596 2001-01-14 Richard Henderson <rth@redhat.com>
4598 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
4599 update all call sites. Return true for all non-label constants.
4601 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
4603 * i386.c (ix86_expand_compare): Add bypass_test and second_test
4605 (ix86_expand_branch): Update.
4606 (ix86_expand_setcc): Update to handle multiple test conditions.
4607 (expand_int_movcc): Likewise.
4608 (expand_fp_movcc): Likewise.
4609 * i386-protos.h (ix86_expand_compare): New.
4610 * i386.md (andqi_?_slp, orqi_?_slp): New.
4611 (conditional trap expander): Update call to ix86_expand_compare.
4613 2001-01-14 Richard Henderson <rth@redhat.com>
4615 * config/vax/vax.md: Use nonimmediate_operand instead of
4616 general_operand in destinations.
4618 * config/vax/vax.md (indirect_jump): Use register_operand.
4620 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
4621 * config/vax/vax.md (call_pop): Turn into an expander.
4622 (call_value_pop): Likewise.
4623 (call, call_value): New.
4625 2001-01-14 Andreas Jaeger <aj@suse.de>
4627 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
4629 (ix86_fp_compare_mode): Add unused attribute.
4630 (ix86_expand_fp_movcc): Remove unused variable.
4631 (ix86_expand_builtin): Make fcode unsigned.
4633 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
4634 (expand_expr): Add cast to avoid signed warning.
4635 (store_field): Likewise.
4636 (store_constructor_field): Likewise.
4637 (store_constructor): Likewise.
4638 (store_expr): Likewise.
4639 (clear_storage): Likewise.
4640 (emit_group_store): Likewise.
4641 (emit_group_load): Likewise.
4643 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4645 * c-common.c: Move format checking code to ...
4646 * c-format.c: ... here. New file. Reorder some functions and
4648 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
4650 * c-common.h (decl_handle_format_attribute,
4651 decl_handle_format_arg_attribute): Declare.
4652 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
4653 (c-common.o): Adjust dependencies.
4654 (c-format.o): New list of dependencies.
4656 2001-01-13 Jakub Jelinek <jakub@redhat.com>
4658 * unroll.c (loop_iterations): If we cannot prove iteration variable
4659 is set once in each iteration, punt.
4661 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
4663 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
4664 (*strlenhi): Remove clobber (which was buggy) of output address.
4666 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4668 * Makefile.in (generated-manpages): Add gcc.1
4669 ($(srcdir)/gcc.1): New target.
4670 (maintainer-clean): Delete $(srcdir)/gcc.1.
4671 * gcc.texi: Add macros @gccoptlist and @gol.
4672 * invoke.texi: Include option summary in manpage. Mark up option
4673 summary with @gccoptlist and @gol. Use @r in one place where
4675 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
4676 * gcc.1: Generate from invoke.texi.
4678 2001-01-13 Richard Henderson <rth@redhat.com>
4680 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
4681 (struct page_entry): Add group member.
4682 (struct page_group): New.
4683 (struct globals): Add page_groups member.
4684 (alloc_anon): Only define for using mmap; remove valloc call.
4685 (page_group_index): New.
4686 (set_page_group_in_use): New.
4687 (clear_page_group_in_use): New.
4688 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
4689 (free_page, release_pages): Likewise.
4690 * configure.in (with-gc): Default to ggc-page always.
4692 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4694 * reload1.c (replace_pseudos_in_call_usage): Use
4695 reg_equiv_constant and reg_equiv_address, and don't try
4696 regno_reg_rtx first.
4698 2001-01-13 Richard Henderson <rth@redhat.com>
4700 * ggc-page.c (alloc_page): Round up allocation size to one page.
4701 Set e->order on extra pages.
4703 2001-01-13 Richard Henderson <rth@redhat.com>
4705 * genrecog.c (nodes_identical): Expand commentary.
4706 (write_switch): Watch out for identical nodes.
4708 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4710 * cppfiles.c (_cpp_fake_include): New function.
4711 * cpphash.h (_cpp_fake_include): New.
4712 * cpplib.c (do_line): Call _cpp_fake_include when entering
4713 header files in preprocessed input.
4714 * cppmain.c (cb_pragma_implementation): Remove handling.
4715 (setup_callbacks): Don't register pragmas.
4717 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4719 * extend.texi: Udate for CPP.
4721 2001-01-13 Andreas Jaeger <aj@suse.de>
4723 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
4725 * regmove.c: Add prototype for replace_in_call_usage.
4727 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4729 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
4730 struct cpp_chunk, struct htab, struct toklist,
4731 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
4732 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
4733 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
4734 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4735 (struct macro_args): Delete.
4736 * cpphash.h: See above.
4738 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4740 * cppmain.c (struct printer): Remove no_line_dirs.
4742 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4743 : Use options rather than CPP_OPTION.
4744 (setup_callbacks): Use cb rather than pfile->cb.
4745 (main): No need to check for a buffer. Use cpp_errors.
4746 (printer_init): Don't set no_line_dirs.
4747 (maybe_print_line): Use options not no_line_dirs.
4748 (cb_file_change): Don't call print_line if -P.
4750 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4752 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4754 * c-parse.in (finish_parse): Use cpp_errors.
4755 (__yylex): Use return value of cpp_pop_buffer.
4756 * cp/lex.c (finish_parse): Use cpp_errors.
4757 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4759 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4761 * README.AVR: URLs corrected.
4763 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4765 * c-decl.c (start_function): Don't warn if old prototype is builtin
4766 that's not in C's namespace.
4767 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4768 (_bb): Add prototype for ctime.
4769 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4771 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4773 * i386.c (ix86_fp_comparison_arithmetics_cost,
4774 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4775 ix86_fp_comparison_cost): New functions.
4776 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4777 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4778 two-branch sequences; make static.
4779 (ix86_use_fcomi_compare): Do decision according to the costs.
4780 (split_fp_branch): New.
4781 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4782 * i386-protos.h (ix86_expand_fp_compare): Remove
4783 (ix86_split_fp_branch): Declare.
4785 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4786 and ix86_comparison_operator.
4788 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4791 * i386.c (put_condition_code): Output properly the unordered/ordered
4792 compares in fp case.
4793 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4795 * tm.texi (REVERSE_CONDITION): Document.
4796 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4797 in -ffast-math mode.
4798 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4800 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4802 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4804 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4807 * config/sh/sh.c (mova_p): Fix test for mova_const.
4809 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4811 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4812 cpp_get_options rather than dereferencing pfile and using
4814 * scan-decls.c (scan_decls): Use return value of
4815 cpp_pop_buffer rather than CPP_BUFFER.
4817 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4819 * cppinit.c (cpp_handle_option): help_only is now part of the
4820 cpp_options structure.
4821 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4822 cpp_set_callbacks): New functions.
4823 * cpplib.h (cpp_callbacks): Break out as a named structure.
4824 (cpp_options): Move help_only here from cpp_reader.
4825 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4826 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4827 cpp_set_callbacks): New prototypes.
4828 * cppmain.c (main): Update for help_only.
4830 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4832 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4833 Also build and remove and install and uninstall c-tree.info and
4835 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4836 ($(srcdir)/cppinternals.info): New target.
4837 * c-tree.texi: Change file name used when makeinfo used without -o
4838 from ir.info to c-tree.info. Add info directory entry.
4839 * cppinternals.texi: Add info directory entry.
4840 * .cvsignore: Update.
4842 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4844 * c-typeck.c (store_init_value): Don't require constant initializer
4845 elements with -pedantic -std=c99.
4846 (digest_init): Change error about non-constant initializer elements
4848 (constructor_range_end): Remove.
4849 (constructor_incremental, designator_depth,
4850 designator_errorneous): New variables.
4851 (struct constructor_stack): Remove range_end, add incremental.
4852 (struct constructor_range_stack, constructor_range_stack): New.
4853 (struct initializer_stack): Add constructor_range_stack.
4854 (finish_init): Set it.
4855 (start_init): Likewise. require_constant_elements for non-static
4856 trees only if not flag_isoc99.
4857 (really_start_incremental_init): Remove constructor_range_end, add
4858 constructor_incremental.
4859 (pop_init_level): Likewise.
4860 (push_init_level): Likewise. If implicit and the subobject had some
4861 value set already, preinitialize the level with it.
4862 Warn about missing braces only if not pushing due to designators.
4863 (set_designator, push_range_stack): New functions.
4864 (set_init_label): Use them.
4865 (set_init_index): Likewise. Remove constructor_range_end.
4866 Error if designator index is outside of array bounds.
4867 (add_pending_init): Compare values of purpose index trees, not the
4868 trees themselves. Allow overwriting of already initialized element.
4869 Issue a warning if it had side-effects.
4870 (set_nonincremental_init, set_nonincremental_init_from_string): New
4872 (pending_init_member): Rename to...
4873 (find_init_member): ...this function. Call set_nonincremental_init
4874 if necessary. Compare values of purpose index trees, not the trees
4875 themselves. Return the actual value, not just non-zero if something
4877 (output_init_element): Remove checks for duplicates.
4878 If field has zero size, only check the initializer for correctness.
4879 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4880 if constructor_incremental is zero. Change error about initializers
4881 not computable at load time into pedwarn.
4882 (output_pending_init_elements): Compare bit positions, not
4883 FIELD_DECLs to take into account zero-sized fields.
4884 (process_init_element): Use constructor_range_stack to fill all
4885 ranges in the designator lists from current level up.
4886 * extend.texi: Update documentation for labeled elements.
4888 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
4890 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
4891 to function usage for arguments passed by reference. Optimize
4892 callee-copied arguments.
4893 * regmove.c (replace_in_call_usage): New function.
4894 (fixup_match_1): Call it.
4895 * cse.c (cse_insn): Canonicalize registers in function usage.
4896 * reload1.c (replace_pseudos_in_call_usage): New function.
4899 * Makefile.in: Reverted yesterday's wrong patch. Installed the
4902 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4904 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
4907 2001-01-12 DJ Delorie <dj@redhat.com>
4909 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
4910 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
4913 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4915 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
4916 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
4917 -std options alongside references to -ansi. Update some
4918 documentation for C99.
4919 * cpp.1: Regenerate.
4921 2001-01-12 Andreas Jaeger <aj@suse.de>
4923 * haifa-sched.c (restore_line_notes): Remove argument block B
4925 * sched-ebb.c (schedule_ebb): Change caller.
4926 * sched-rgn.c (schedule_region): Likewise.
4927 * sched-int.h (restore_line_notes): Adjust prototype.
4929 * loop.h: Remove wrong declaration of doloop_condition_get.
4931 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4933 * extend.texi: Move C++-extension-related node from the C section
4934 into the C++ section.
4936 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4938 * extend.texi: Refer to an array of pointers to functions instead
4939 of one of functions.
4941 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
4942 Jan Hubicka <jh@suse.cz>
4944 * combine.c (reversed_comparison): Fix typo in last patch.
4946 (combine_reversed_comparison_code): Make static to follow
4947 prototype declaration.
4949 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4951 * install.texi: Remove misplaced duplicate entry.
4953 2001-01-11 Ulrich Drepper <drepper@redhat.com>
4955 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
4957 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
4959 * final.c: (leaf_function_p): Fix typo.
4961 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
4963 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
4964 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
4966 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
4967 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
4968 mmap_anon, and valloc is available.
4969 * ggc-page.c: Restructure ifdef logic to match new autoconf
4970 spec. Don't throw away the test page in init_ggc.
4972 * configure, config.in: Regenerate.
4974 2001-01-12 Michael Hayes <mhayes@redhat.com>
4976 * loop.h (total_biv_increment): Constify iv_class pointer.
4977 (struct induction): Replace `mem_mode' with `mem' rtx.
4978 * unroll.c (total_biv_increment): Constify iv_class pointer.
4979 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
4980 (find_mem_givs, combine_givs_p): Likewise.
4981 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
4983 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
4985 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
4987 (__gthread_getspecific): Ditto.
4989 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
4991 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
4992 put_condition_code): Convert fp comparison codes to integer
4994 (ix86_expand_fp_compare): Postnote the fp comparison code converison
4997 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
4998 * i386-protos.h (no_comparison_operator): Kill.
5000 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
5002 * combine.c (REVERSIBLE_CC_MODE): Remove.
5003 (reversible_comparison_p): Remove.
5004 (combine_reversed_comparison_code): New.
5005 (reversed_comparison): New.
5006 (combine_simplify_rtx): Use
5007 combine_reversed_comparison_code/reversed_comparison instead
5008 of reversible_comparison_p.
5009 (simplify_if_then_else): Likewise.
5010 (simplify_set): Likewise.
5011 (simplify_logical): Likewise.
5012 (if_then_else_cond): Likewise.
5013 (known_cond): Likewise.
5014 (simplify_comparison): Likewise.
5016 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
5018 * builtins.c (std_expand_builtin_va_start): Handle varargs when
5019 sizeof (int) is larger than sizeof(__word__).
5021 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5023 * cppinit.c (do_includes): Fix typo.
5025 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5027 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
5028 in S_REGS does not occur because not all sources are possible
5029 when a S_REGS is a destination (sometimes needs a clobber).
5030 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
5031 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
5032 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
5033 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
5034 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
5035 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
5036 (lshrdi_const1, lshrsi3_const16): Likewise.
5037 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
5038 (*movhi_68hc12, *movqi_68hc12): Likewise.
5039 (movstrictqi): Make sure reloading in D_REGS as a destination
5042 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5044 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5046 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5048 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
5049 -D, -U and -A, and don't initialize the builtins.
5050 (do_includes): Error if -include or -imacros with -fpreprocessed.
5051 * cppmain.c (cb_define, cb_undef): Unconditionally process
5053 * tradcpp.c (main): Fix typo.
5055 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
5057 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
5058 (read_name_map): Use IS_ABSOLUTE_PATH.
5059 * tradcpp.c (get_filename): Likewise.
5061 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5063 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
5064 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
5065 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
5066 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
5067 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
5068 (cmphi_z_used): Don't use '@' for the output.
5069 (tstqi_z_used): Likewise.
5070 (cmpqi_z_used): Likewise.
5071 (one_cmplsi2): Likewise.
5073 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5075 * config/sh/sh.c (barrier_align): Recognize branch around far
5076 branch and redundant insn.
5078 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5080 * invoke.texi: Restore documentation of the drivers' switches -MD
5083 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5085 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
5087 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
5088 check-objc//%): Support parallel testing of multilibs.
5089 (TESTSUITEDIR): Set to testsuite by default, but override for
5091 (check-gcc, check-g++, check-g77, check-objc): Enter
5094 2001-01-11 Bernd Schmidt <bernds@redhat.com>
5096 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
5097 * sched-deps.c (deps_may_trap_p): Likewise.
5098 * basic-block.h: Remove a comment.
5099 * flow.c (PROP_POSTRELOAD): Remove.
5100 (update_life_info): Don't add it to prop_flags.
5101 (mark_set_1): Lose the code that was enabled by it.
5103 2001-01-11 Michael Hayes <mhayes@redhat.com>
5105 * flow.c (flow_call_edges_add): New.
5106 * basic_block.h (flow_call_edges_add): New.
5108 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
5110 * reload1.c (move2add_note_store): Update reg_set_luid even if
5111 base reg remains the same.
5113 2001-01-10 Nick Clifton <nickc@redhat.com>
5115 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
5116 machine_function structure to zero.
5117 Add prototypes for machine_status functions.
5119 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5121 * c-common.h (CTI_VOID_LIST): Remove.
5122 (void_list_node): Likewise.
5123 * tree.h (TI_VOID_LIST_NODE): New enumeral.
5124 (void_list_node): New macro.
5125 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
5126 * config/i386/i386.c (ix86_init_builtins): Likewise.
5127 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
5129 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5131 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
5132 * cppinit.c (cpp_start_read): Update comment, remove unneeded
5134 * tradcpp.c: Include mkdeps.h.
5135 (deps, print_deps_phony_targets, deps_append, output_deps,
5136 init_dependency_output, output_deps): New.
5137 (deps_buffer, deps_allocated_size, deps_size, deps_column,
5138 deps_output): Delete.
5139 (print_deps_missing_files): Rename deps_missing_files.
5140 (inhibit_output): Make global.
5141 (main): Delete inhibit_output, deps_stream, deps_target.
5142 Use mkdeps functionality in the same way as cpplib. Remove
5143 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
5144 -M and -MM. Remove old handling of deps via deps_out, and
5145 old reading of environment variables.
5146 (get_filename): Update to use deps_add_dep.
5148 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5150 * output.h (make_function_rtl): Remove prototype.
5151 (make_decl_rtl): Likewise.
5152 * varasm.c (make_function_rtl): Remove.
5153 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
5154 than from a third parameter.
5155 * tree.h (make_decl_rtl): Remove last parameter.
5156 * c-decl.c (builtin_function): Remove last argument in call to
5157 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
5158 (start_function): Likewise.
5159 * except.c (call_get_eh_context): Likewise.
5160 * expr.c (emit_block_move): Likewise.
5161 (clear_storage): Likewise.
5162 * profile.c (output_func_start_profiler): Likewise.
5163 * toplev.c (rest_of_decl_compilation): Likewise.
5164 * objc/objc-act.c (create_builtin_decl): Likewise.
5165 (synth_module_prologue): Likewise.
5166 (generate_static_reference): Likewise.
5167 (build_selector_reference_decl): Likewise.
5168 (build_class_reference_decl): Likewise.
5169 (build_objc_string_decl): Likewise.
5170 (build_protocol_reference): Likewise.
5172 2001-01-10 Richard Henderson <rth@redhat.com>
5174 * hwint.h: Revert yesterday's change.
5176 2001-01-10 Nick Clifton <nickc@redhat.com>
5178 * function.h (save_machine_status): Delete.
5179 (restore_machine_status): Delete.
5180 Amend comment describing {init|mark|free}_machine_status.
5182 * function.c (save_machine_status): Delete.
5183 (restore_machine_status): Delete.
5184 Amend comment describing {init|mark|free}_machine_status.
5185 (push_function_context_to): Remove invocation of
5186 save_machine_status.
5187 (pop_function_context_from): Remove invocation of
5188 restore_machine_status.
5190 * emit-rtl.c (init_emit_once): Amend comment describing
5191 {init|mark|free}_machine_status.
5193 * tm.texi (Per-Function Data): New node. Describe the
5194 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5197 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5199 * cppinit.c (OPT_g): Remove.
5200 (cpp_handle_option): Update for removed -g3.
5201 (print_help): Update.
5202 * cpplib.h (struct cpp_options): Remove debug_output.
5203 * cppmain.c (setup_callbacks, cb_define): Update.
5204 * gcc.c (cpp_options): Translate -g3 to -dD.
5206 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5208 * config/i960/i960.md: Change modifier to + on the zero_extract
5209 pattern after the (rotate -2 reg) canonicalization pattern.
5211 2001-01-10 Richard Henderson <rth@redhat.com>
5213 * config/alpha/alpha.c (alpha_free_machine_status): New.
5214 (override_options): Install it.
5215 (alpha_mark_machine_status): Verify machine non-null.
5216 * config/i386/i386.c (ix86_free_machine_status): New.
5217 (override_options): Install it.
5218 (ix86_init_machine_status): Use xcalloc.
5219 (ix86_mark_machine_status): Verify machine non-null.
5220 * config/ia64/ia64.c (ia64_free_machine_status): New.
5221 (ia64_override_options): Install it.
5222 (ia64_mark_machine_status): Verify machine non-null.
5224 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5226 * function.c (instantiate_virtual_regs): Instantiate virtual
5227 registers found in CALL_INSN_FUNCTION_USAGE.
5229 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5231 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5232 equivalent to -ansi in disabling -Di386.
5234 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5236 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5238 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5240 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5242 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5244 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5246 * invoke.texi: Document that -fcond-mismatch isn't supported for
5249 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5251 * gcc.texi: Define macro gcctabopt.
5252 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5253 @command, @env and @option in some places where appropriate. Use
5254 @gcctabopt where appropriate. Put URLs and email addresses inside
5257 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5259 * gcc.c (cpp_options): Set MD file name from output
5260 filename, if specified.
5261 (suffix_subst): New static variable.
5262 (do_spec): Clear it.
5263 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5265 (give_switch): Handle suffix_subst.
5267 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5269 * invoke.texi: Fix another typo.
5271 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5273 * invoke.texi: Fix typo.
5275 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5277 * c-lang.c (lang_hooks): Update.
5278 (lang_decode_option): Remove.
5279 (lang_init_options): Rename c_init_options.
5280 * toplev.c (main): Use lang_hooks for lang_init_options
5281 and lang_decode_option.
5282 * toplev.h (lang_hooks): Add 2 new hooks.
5283 * tree.h: Remove lang_init_options and lang_decode_option.
5284 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5285 * cp/decl2.c: Similarly.
5286 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5287 (lang_hooks): Update.
5288 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5290 (lang_init_options): Rename ffe_init_options.
5291 (lang_hooks): Update.
5292 (lang_decode_option): Remove.
5293 * java/lang.c (lang_init_options): Rename java_init_options.
5294 (lang_decode_option): Rename java_decode_option.
5295 (lang_hooks): Update.
5296 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5297 (lang_decode_option): Rename objc_decode_option.
5298 (lang_hooks): Update.
5300 2001-01-09 Nick Clifton <nickc@redhat.com>
5302 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5303 (d30v_return_addr_rtx): Delete.
5304 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5305 cfun->machine structure.
5306 (struct machine_function): Move to d30v.h
5307 (d30v_save_machine_status): Delete.
5308 (d30v_restore_machine_status): Delete.
5309 (d30v_init_machine_status): New Function.
5310 (d30v_mark_machine_status): New Function.
5311 (d30v_free_machine_status): New Function.
5312 (d30v_init_expanders): Use new functions.
5313 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5314 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5315 d30v_return_addr_rtx.
5317 * config/d30v/d30v.h (struct_machine): Move here.
5318 Add eh_epilogue_sp_ofs field.
5320 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5321 field in cfun->machine structure.
5323 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5325 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5326 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5327 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5329 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5331 * objc/lang-options.h: Remove bogus reference to
5334 2001-01-09 Kazu Hirata <kazu@hxi.com>
5336 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5339 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5341 * reload.c (find_reloads_address): Check for eliminable registers
5342 when substituting a constant expression for a pseudo.
5344 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5346 * c-common.c (enum format_type): Add format_type_error.
5347 (decode_format_type): New function.
5348 (decl_attributes): Use it.
5349 (format_kind_info): Adjust comment.
5351 2001-01-09 David O'Brien <obrien@BSDi.com>
5353 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5354 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5356 * config/i386/gnu.h: Don't include required platform specific .h files,
5357 tm.h will do it instead.
5358 * config/i386/i386elf.h: Likewise.
5359 * config/i386/linux.h: Likewise.
5360 * config/i386/moss.h: Likewise.
5361 * config/mips/gnu.h: Likewise.
5363 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5365 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5366 (rs6000-ibm-aix3.[01]*): Likewise.
5367 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5368 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5369 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5370 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5371 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5372 (powerpc-*-eabiaix*): Likewise.
5373 (powerpc-*-eabisim*): Likewise.
5374 (powerpc-*-elf*): Likewise.
5375 (powerpc-*-eabi*): Likewise.
5376 (powerpc-*-rtems*): Likewise.
5377 (powerpc-*-linux*libc1): Likewise.
5378 (powerpc-*-linux*): Likewise.
5379 (powerpc-wrs-vxworks*): Likewise.
5380 (powerpcle-wrs-vxworks*): Likewise.
5381 (powerpcle-*-sysv*): Likewise.
5382 (powerpcle-*-elf*): Likewise.
5383 (powerpcle-*-eabisim*): Likewise.
5384 (powerpcle-*-eabi*): Likewise.
5385 (powerpcle-*-solaris2*): Likewise.
5386 * config/rs6000/aix31.h: Delete includes.
5387 * config/rs6000/aix3newas.h: Likewise.
5388 * config/rs6000/aix41.h: Likewise.
5389 * config/rs6000/aix43.h: Likewise.
5390 * config/rs6000/beos.h: Likewise.
5391 * config/rs6000/rtems.h: Likewise.
5392 * config/rs6000/sysv4.h: Likewise.
5394 2001-01-09 Kazu Hirata <kazu@hxi.com>
5396 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5397 Change an argument mode of machine_mode to shift_mode of
5398 shift_mode. Remove an extra error check.
5399 (emit_a_shift): Adopt to the new calling prototype of
5401 (function_prologue): Fix code for a monitor
5402 function. Support H8/S.
5403 (function_epilogue): Do not output pop for a monitor function.
5405 2001-01-09 Nick Clifton <nickc@redhat.com>
5407 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
5408 (setup_incoming_varargs): Use sysv_varargs_p field of the
5409 cfun->machine structure.
5410 (struct machine_function): Move to rs6000.h
5411 (rs6000_save_machine_status): Delete.
5412 (rs6000_restore_machine_status): Delete.
5413 (rs6000_init_machine_status): New Function.
5414 (rs6000_free_machine_status): New Function.
5415 (rs6000_init_expanders): Use new functions.
5417 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
5419 (struct machine_function): Move here.
5421 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5422 sysv_varargs_p field of the cfun->machine structure.
5424 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
5426 (rs6000_restore_machine_status): Remove prototype.
5428 2001-01-09 Richard Henderson <rth@redhat.com>
5430 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
5431 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
5432 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
5433 (sched_analyze_2, sched_analyze_insn): Likewise.
5434 (sched_analyze, init_deps): Likewise.
5435 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
5436 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
5437 (compute_block_backward_dependences): Update propagate_deps call.
5439 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
5441 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
5443 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5445 * cppinit.c (OPT_MD, OPT_MMD): Restore.
5446 (cpp_handle_option): Handle them.
5447 (cpp_post_options): Ensure one of -M or -MM is specified with
5448 any other -M? option.
5449 (init_dependency_output): Suppress output with -MG.
5451 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5454 * invoke.texi: Update.
5456 2001-01-09 Bernd Schmidt <bernds@redhat.com>
5458 * sh.md (reload_outsf): Generate recognizable patterns for
5461 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5463 * c-lang.c (lang_hooks): Update.
5464 (lang_init): Rename c_init.
5465 (lang_finish): Remove.
5466 * toplev.c (compile_file): Use lang_hooks for lang_init ()
5468 * toplev.h (lang_hooks): Add init () and finish ().
5469 * tree.h (lang_init, lang_finish): Remove.
5470 * cp/tree.h (lang_init, lang_finish): Remove.
5471 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
5472 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
5474 (lang_init, lang_finish): Remove.
5475 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
5476 (lang_hooks): Update.
5477 * java/lang.c (lang_init): Rename java_init.
5478 (lang_finish): Remove.
5479 (lang_hooks): Update.
5480 * objc/objc-act.c (lang_init): Rename objc_init.
5481 (lang_finish): Remove.
5482 (lang_hoooks): Update.
5484 20001-01-09 Graham Stott <grahams@redhat.com>
5486 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
5487 after `ptr` is initialised.
5489 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5491 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
5492 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
5493 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
5494 stack adjusts, instead of r3.
5496 2001-01-09 Michael Hayes <mhayes@redhat.com>
5498 * flow.c (flow_loop_scan): Break out of ...
5499 (flow_loops_find) ... here.
5500 * basic-block.h (flow_loop_scan): New.
5501 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
5502 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
5504 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5506 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
5508 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
5509 realloc()ing macro_buffer.
5511 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
5512 if it's wider than long and the target's long is wider than the
5515 2001-01-09 Mark Mitchell <mark@codesourcery.com>
5517 Remove support for using UWIN as a host machine.
5518 * configure.in: Issue an error message.
5519 * configure: Regenerated.
5520 * config.gcc: Remove xm_* UWIN configury.
5521 * config/i386/xm-uwin.h: Remove.
5523 2001-01-08 Nick Clifton <nickc@redhat.com>
5525 * config/v850/v850.c (ra_rtx): Delete.
5526 (v850_save_machine_status): Delete.
5527 (v850_restore_machine_status): Delete.
5528 (v850_init_machine_status): New function.
5529 (v850_mark_machine_status): New function.
5530 (v850_free_machine_status): New function.
5531 (v850_return_addr): Use ra_rtx field in machine structure.
5532 (v850_init_expanders): Use new functions.
5534 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
5535 * config/v850/v850.c: Change arguments to v850_output+* functions
5536 to take a const char *, to avoid compile time warning.
5537 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
5538 (USER_LABEL_PREFIX): Redefine.
5540 2000-01-08 Jim Wilson <wilson@redhat.com>
5542 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
5543 1 to unsigned HOST_WIDE_INT before left shift.
5545 2001-01-08 Nick Clifton <nickc@redhat.com>
5547 * config/arm/arm.c (arm_mark_machine_status): Check to see if
5548 the machine structure has been allocated.
5549 (arm_free_machine_status): New function: Free the machine
5550 specific function structure.
5552 2001-01-08 Richard Henderson <rth@redhat.com>
5554 * jump.c (simplejump_p): Revert last change.
5556 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
5558 * cppinit.c (init): Rename init_library.
5559 (cpp_create_reader): Update.
5560 * gcc.c (cpp_options): If -o given, use it as the target of
5563 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5565 * arm.c (arm_arch5e): New variable.
5566 (all_cores): XScale is a 5TE device.
5567 (arm_override_options): Set arm_arch5e.
5568 (arm_init_builtins): __builtin_prefetch is in arch5e.
5569 * arm.h (arm_arch5e): Declare it.
5571 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
5573 * arm.md (define_constants): Add defines for UNSPEC and
5574 UNSPEC_VOLATILE insns. Update all users.
5575 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
5576 * arm.c (multi_register_push, note_invalid_constants)
5577 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
5578 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
5579 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
5581 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
5583 * jump.c (jump_optimize_1): Use reversed_comparison_code
5584 instead of can_reverse_comparison_p.
5585 (jump_back_p): Likewise.
5586 (invert_exp_1): Likewise.
5587 (thread_jumps): Likewise.
5588 * simplify-rtx.c (simplify_unary_operation): Likewise.
5589 (simplify_ternary_operation): Likewise.
5590 * cse.c (find_comparison_args): Convert to use
5591 can_reverse_comparison_p.
5592 (record_jump_equiv): Likewise.
5594 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5596 * arm.h (HARD_REGNO_RENAME_OK): Delete.
5597 (EPILOGUE_USES): Define.
5598 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
5599 automatically stack the LR if it isn't live.
5601 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
5603 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
5606 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
5608 * ggc-page.c (max_alignment): New structure.
5609 (MAX_ALIGNMENT): New macro.
5610 (init_ggc): Use it to round up the sizes in the
5611 extra_order_size_table.
5613 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5615 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
5618 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5620 * builtins.def (BUILT_IN_FPRINTF): New entry.
5622 * c-common.c (c_expand_builtin_fprintf): New function.
5623 (init_function_format_info): Handle __builtin_fprintf.
5624 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
5625 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
5627 * c-decl.c (duplicate_decls): Adjust comment.
5629 * extend.texi (fprintf): Document new builtin.
5631 2001-01-07 Richard Henderson <rth@redhat.com>
5633 * jump.c (simplejump_p): Recognize any single_set jump
5636 2001-01-07 Richard Henderson <rth@redhat.com>
5638 * configure.in (slibdir): Accept an --with-slibdir option.
5639 Use "test" not "[" in configure. Default to $(libdir).
5641 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
5643 * config/t-aix43 (SHLIB_INSTALL): Likewise.
5644 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
5645 (SHLIB_LINK): Create links for the soname.
5646 * config/mips/t-iris6: Likewise.
5647 * config/sparc/t-slibgcc: Likewise.
5648 * config/sparc/t-slibgcc-sld: Likewise.
5650 2001-01-07 Jakub Jelinek <jakub@redhat.com>
5652 * config/i386/i386.c (constant_call_address_operand): Accept
5653 (const (plus (symbol_ref) (const_int))).
5654 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
5655 constant_call_address_operand.
5657 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5659 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
5660 and LONG_LONG_TYPE_SIZE > 32.
5662 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5664 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
5665 the previous change.
5667 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
5669 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
5671 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
5672 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
5673 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
5676 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5678 * fix-header.c (read_scan_file): s/pfile/scan_in/.
5680 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5682 * c-lang.c (c_post_options): Call cpp_post_options.
5683 * objc/objc-act.c (objc_post_options): Similarly.
5684 * cppmain.c (main): Similarly.
5685 * fix-header.c (read_scan_file): Similarly.
5686 * cppinit.c (cpp_start_read): Move option consistency checks
5687 to cpp_post_options. Don't call init_dependency_output.
5688 If needed, add default target and main file dependency.
5689 (OPT_MD, OPT_MMD): Remove.
5691 (cpp_handle_option): Update for OPT_* changes.
5692 (cpp_post_options): New.
5693 (init_dependency_output): Command line -MF overrides environment
5694 variables. Don't set default target etc. Suppress output
5695 if dependencies are going to stdout.
5696 (print_help): Update.
5697 * cpplib.h (cpp_post_options): New.
5698 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
5700 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
5702 * jump.c (comparison_dominates_p): Support unordered compares.
5704 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
5706 * simplify-rtx.c (simplify_relational_operation): Always simplify
5707 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
5710 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
5712 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
5713 (nonzero_bits): Likewise.
5714 (simplify_comparison): Likewise.
5715 (num_sign_bit_copies): Likewise; return more sane value depending
5716 on STORE_FLAG_VALUE.
5717 (known_cond): Do not assume EQ to be always true for equivalent
5720 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
5722 * cse.c (fold_rtx): Handle unordered comparisons.
5724 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
5726 * rtlanal.c (set_of_1): New static function.
5727 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
5728 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
5729 reg_set_last_last_regno): Remove.
5730 (set_of): New global function.
5731 (set_of_data): New structure.
5732 (reg_set_p, reg_set_last): Revamp for set_of.
5733 * rtl.h (set_of): New.
5735 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5737 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5738 * extend.texi: Document _Exit builtin.
5740 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5742 * (initialize, initialize_builtins,
5743 initialize_dependency_output, initialize_standard_includes):
5744 Rename s/initialize/init. Update.
5745 (init_dependency_output): Move to after
5746 cpp_handle_options, the correct location temporally at least.
5747 (opt_comp): Move next to init (), its caller. Fix prototype.
5748 (init): Make "initialized" local scope.
5749 (cpp_create_reader): Always call init ().
5750 (cpp_start_read): Update.
5751 (output_deps): New function, broken out of cpp_finish.
5752 (cpp_finish): Break out output_deps.
5754 2001-01-07 Richard Henderson <rth@redhat.com>
5756 * collect2.c (COFF specific stuff): Revert 12-06 patch
5757 to prototype system functions.
5759 2001-01-07 Michael Hayes <mhayes@redhat.com>
5761 * hard-reg-set.h: Add multiple include guard.
5762 * basic-block.h (struct loop): Add `sink' field.
5763 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5764 (emit_iv_add_mult): Delete.
5765 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5766 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5767 (unroll_loop): Remove end_insert_before argument.
5768 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5769 (maybe_eliminate_biv_1): Likewise.
5770 (emit_iv_add_mult): Delete.
5771 (gen_add_mult, loop_regs_update): New.
5772 (loop_insn_emit_after, loop_insn_emit_before): New.
5773 (loop_insn_sink, loop_insn_sink_or_swim): New.
5774 (emit_iv_add_mult): Delete.
5775 (scan_loop): Set loop->sink.
5776 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5777 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5778 (maybe_eliminate_biv_1): Likewise.
5779 (maybe_eliminate_biv_1): Add basic block argument.
5780 * unroll.c (unroll_loop): Remove end_insert_before argument.
5781 (find_splittable_regs): Likewise.
5782 (find_splittable_regs): Use loop_insn_sink and its ilk.
5783 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5785 2001-01-07 Michael Hayes <mhayes@redhat.com>
5787 * loop.h (loop_insn_hoist): New prototype.
5788 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5789 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5790 (check_dbra_loop, load_mems): Likewise.
5791 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5792 (find_splittable_givs): Likewise.
5794 2001-01-07 Michael Hayes <mhayes@redhat.com>
5796 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5798 2001-01-07 Richard Henderson <rth@redhat.com>
5800 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5802 2001-01-07 Richard Henderson <rth@redhat.com>
5804 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5805 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5806 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5807 variant that handles a shared libgcc.
5808 (process_command): Always validate -{static,shared}-libgcc.
5809 (do_spec_1): New 'M' case.
5810 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5812 2001-01-07 Richard Henderson <rth@redhat.com>
5814 * Makefile.in (slibdir): New variable.
5815 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5816 (installdirs): Create slibdir.
5817 (install-libgcc, install-multilib): Defer to libgcc.mk.
5818 * configure.in (slibdir): Substitute.
5819 * mklibgcc.in (install): New target.
5821 * config/t-linux (SHLIB_LINK): Create links for the soname.
5822 (SHLIB_INSTALL): New.
5823 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5824 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5825 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5826 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5827 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5829 2001-01-07 Richard Henderson <rth@redhat.com>
5831 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5832 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5833 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5835 2001-01-07 Michael Hayes <mhayes@redhat.com>
5837 * loop.c (count_loop_regs_set): Delete.
5838 (load_mems_and_recount_loop_regs_set): Delete.
5839 (loop_regs_scan): Merge common code from count_loop_regs_set,
5840 scan_loop, and load_mems_and_recount_loop_regs_set.
5841 (scan_loop): Call load_mems directly and loop_regs_scan
5842 again if new registers created.
5844 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5846 * toplev.c (main): Call the front-end specific post_options
5847 hook if one is given.
5848 * toplev.h (struct_lang_hooks, lang_hooks): New.
5849 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5850 for the C front end.
5851 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5852 lang_hooks for the C++ front end.
5853 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5854 lang_hooks for the ObjC front end.
5855 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5856 * java/lang.c (lang_hooks): Hooks for the Java front end.
5858 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5860 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5861 for verbose DWARF[2] debugging.
5862 (cb_define, cb_undef): The new callbacks.
5863 * toplev.h (debug_define, debug_undef): Make const correct.
5864 * toplev.c (debug_define, debug_undef): Similarly. Do not
5865 perform the verbosity tests here anymore.
5867 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5869 * reload.c (subst_reloads): Take INSN argument. When
5870 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5871 * reload.h (subst_reloads): Adjust prototype.
5872 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5873 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5874 present in JUMP_INSNs and copy them to JUMP_LABEL.
5875 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5876 JUMP_INSNs and insns with REG_LABELs that are followed by
5877 JUMP_INSNs with the same REG_LABEL.
5878 * sched-rgn.c (is_cfg_nonregular): Likewise.
5879 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5881 * unroll.c (unroll_loop): Look for REG_LABEL notes in
5883 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
5885 2001-01-06 Richard Henderson <rth@redhat.com>
5887 * loop.c (scan_loop): Use xcalloc for the regs array.
5888 (load_mems_and_recount_loop_regs_set): Zero the new memory
5889 received from xrealloc.
5891 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
5893 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
5895 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
5897 * integrate.c (copy_rtx_and_substitute): When copying
5898 an ignored return value, strip REG_FUNCTION_VALUE_P.
5900 2001-01-06 Michael Hayes <mhayes@redhat.com>
5902 * loop.c (debug_biv, debug_giv): New.
5903 (loop_biv_dump): Break out from ...
5904 (record_biv): ... here.
5905 (loop_giv_dump): Break out from ...
5906 (record_giv): ... here.
5907 (loop_bivs_check): Use print_simple_rtl.
5908 * unroll.c (loop_iterations): Use print_simple_rtl.
5910 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5912 * pa.md (return, return_internal): Modify patterns to prevent regrename
5913 mucking with the return pointer.
5915 2001-01-05 Richard Henderson <rth@redhat.com>
5917 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
5919 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
5921 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
5922 version supplied by Matteo Frigo.
5924 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5926 * cpp.texi: Update for -MQ.
5927 * cppinit.c (cpp_create_reader): Always create pfile->deps.
5928 (cpp_cleanup): Always free pfile->deps.
5929 (initialize_dependency_output): Don't create pfile->deps.
5930 (cpp_handle_option): Similarly.
5932 * gcc.c (cpp_options): Handle -MQ.
5933 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5934 * mkdeps.c (base_name): Remove.
5935 (deps_init): Don't allocate vector space until it's needed.
5936 (deps_free): Only free vectors if allocated.
5937 (deps_add_target, deps_add_dep): Update for initial allocation.
5938 (deps_add_default_target): Don't strip to the base_name.
5940 2001-01-05 DJ Delorie <dj@redhat.com>
5942 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
5943 (INIT_EXPANDERS): Define.
5945 * config/v850/v850.c (struct machine_function): Define.
5946 (v850_save_machine_status): New function.
5947 (v850_restore_machine_status): New function.
5948 (v850_return_addr): New function.
5949 (v850_init_expanders): New function.
5951 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
5952 and v850_init_expanders.
5954 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5956 * cpplib.h (struct cpp_reader): Add help_only field.
5957 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
5958 (cpp_handle_option): Set pfile->help_only if we see -h,
5959 --help, -target-help, or --version. Print version string but
5960 do not set help_only if we see -v or -version. Make text
5961 printed by -v match that printed by (-)-version.
5963 * cppmain.c (main): Exit after option parsing if
5964 pfile->help_only is true.
5966 * toplev.c (independent_decode_option): Call print_version,
5967 then exit, if we see --version (but not -version).
5968 (print_version): Split lengthy message into two lines.
5970 2001-01-05 Nick Clifton <nickc@redhat.com>
5972 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
5973 temporary string for initialisation before calling ggc_alloc_string.
5975 2001-01-06 Michael Hayes <mhayes@redhat.com>
5977 * rtl.h (print_simple_rtl): New.
5978 * print-rtl.c (print_simple_rtl): New.
5980 (print_rtx): Disable printing of flags and modes, etc.,
5981 if `flag_simple` nonzero.
5983 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5985 * function.c (fixup_var_refs): Use push_to_full_sequence where
5988 2001-01-05 Michael Meissner <meissner@redhat.com>
5990 * flags.h (flag_reorder_blocks): Add declaration.
5991 (flag_rename_block): Ditto.
5993 2001-01-05 DJ Delorie <dj@redhat.com>
5995 * function.c (reorder_blocks): Make sure the flags are all reset
5996 before using them to mark blocks, else a second invocation will
5997 corrupt the block chain.
5998 (reorder_blocks_0): New, resets the flags.
6000 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
6002 * cse.c (find_comparison_args): Stop if the argument is known to
6005 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6007 * config/sh/sh.md (movdf): When splitting load into pair of
6008 registers, don't clobber the register used in the address too
6011 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
6013 * varasm.c (mark_constant_pool): Improve initial comments.
6014 (mark_constants): Move marking of constants to mark_constant.
6015 (mark_constant): New function to recursively mark all constants
6016 referred to by a constant.
6018 2001-01-05 Catherine Moore <clm@redhat.com>
6020 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
6022 2001-01-05 Phil Edwards <pme@sources.redhat.com>
6024 * cp/lang-options.h: Bring comment in line with reality.
6025 * f/lang-options.h: Likewise.
6026 * java/lang-options.h: Likewise.
6027 * objc/lang-options.h: Likewise.
6028 * ch/lang-options.h: Likewise.
6029 * f/g77.texi: And update the manual.
6031 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
6032 Denis Chertykov <denisc@overta.ru>
6034 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
6035 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
6036 * config/avr/avr.md (all peepholes that request a scratch register):
6037 Call it, FAIL the peephole if not safe (in interrupt functions).
6039 2001-01-05 Mark Mitchell <mark@codesourcery.com>
6041 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
6043 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
6045 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
6047 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
6048 BUILT_IN_CREAL and BUILT_IN_CIMAG.
6049 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
6050 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
6051 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
6053 * extend.texi: Document these builtins.
6055 2001-01-05 Daniel Berlin <dberlin@redhat.com>
6057 * c-common.c (lang_get_alias_set): Say we know nothing of
6058 VECTOR_TYPE aliasing.
6060 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
6062 2001-01-05 Bruce Korb <bkorb@gnu.org>
6064 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
6065 their x* equivalent versions for atexit-less systems
6066 * fixinc/fixincl.c(main): do not return from main() on atexit-less
6067 systems (or any other system any more).
6069 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
6071 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
6072 output operands. Use arm_hard_register_operand for operand 4.
6073 (stmsi_postinc): Similarly.
6074 (ldmsi): Use arm_hard_register_operand for opernand 2.
6076 * arm.c (arm_hard_register_operand): New function.
6077 * arm-protos.h (arm_hard_register_operand): Prototype it.
6079 * arm.h (HARD_REGNO_RENAME_OK): Define.
6081 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
6083 * simplify-rtx.c (cfc_args): add "unordered" field.
6084 (check_fold_consts): Set unordered field.
6085 (simplify_relational_operation): Simplify the unordered
6088 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
6091 * emit-rtl.c (try_split): Fix code to mark labels.
6092 * jump.c (mark_jump_label): Make global.
6093 * rtl.h (mark_jump_label): Declare.
6095 * predict.c (estimate_probability): Handle unordred comparisons.
6097 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6099 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
6100 * cppinit.c (initialize_dependency_output): Update.
6101 (cpp_finish): Output dummy targets for -MP.
6103 (cpp_handle_option): Handle -MP. Don't quote -MT options.
6104 * cpplib.h (struct cpp_options): Add deps_phony_targets.
6105 * gcc.c (cpp_options): Update to handle -MP.
6106 * mkdeps.c (deps_add_target, deps_add_default_target): Update
6107 to quote only the default target.
6108 (deps_phony_targets): Insert a preceding newline. Rename from
6109 deps_dummy_targets for consistency.
6112 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6114 * calls.c (emit_library_call_value_1): Support
6115 INIT_CUMULATIVE_LIBCALL_ARGS.
6116 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
6118 2001-01-04 Richard Henderson <rth@redhat.com>
6120 * c-decl.c (finish_struct): Detect flexible array members
6121 used in an inappropriate context.
6122 * c-typeck.c (really_start_incremental_init): Special case
6123 constructor_max_index for zero length arrays.
6124 (pop_init_level): Allow initialization of flexible array
6125 members. Deprecate initialization of zero length arrays.
6126 Don't issue missing initializer warning for flexible array
6127 members or zero length arrays.
6128 (process_init_element): Don't dereference null DECL_SIZE.
6129 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
6130 Don't abort for empty constructors. Use size_binop
6131 (output_constructor): Add commentary regarding zero length
6132 array futures. Abort if we try to initialize an array of
6133 unspecified length with a non-empty constructor in the middle
6136 * extend.texi (Zero Length): Update and clarify documentation
6137 on static initialization.
6139 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6141 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
6142 with more than 32767 words of local storage.
6144 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6146 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
6147 for 'abs', 'labs', and 'fabs'.
6148 (c4x_expand_builtin): Likewise.
6149 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
6151 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6153 * config/sh/sh.md (prget, prset): New insn types.
6154 (return delay slot): Dont' allow prset.
6155 (call, sfunc delay slot): Don't allow prget.
6156 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
6157 for prset and prget.
6159 2001-01-05 Michael Hayes <mhayes@redhat.com>
6161 * loop.h (struct loop_reg): New.
6162 (struct loop_regs): Change to use array of `struct loop_reg'.
6163 * loop.c: Replace assortment of varrays with single regs array.
6164 (count_one_set): Delete may_not_move array argument
6165 and use regs array instead. All caller's changed.
6166 (count_loop_regs_set): Delete may_not_move and single_usage
6167 arguments and use regs array instead. All caller's changed.
6168 (find_single_use_in_loop): Replace usage array argument with pointer
6169 to regs structure. All caller's changed.
6170 (loop_optimize): Delete `moved_once' array.
6172 2001-01-05 Michael Hayes <mhayes@redhat.com>
6174 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
6175 Use it instead of loop_info->has_call for scanning loop mems.
6176 (check_dbra_loop): Replace loop_info->has_call test with
6177 loop_info->has_nonconst_call.
6179 2000-01-04 Matthew Hiller <hiller@redhat.com>
6181 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
6184 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6186 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
6187 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
6189 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6191 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
6192 (flag_short_double, flag_short_wchar): Define.
6193 (c_common_nodes_and_builtins): Create many tree nodes shared
6194 between C and C++ here instead of in cp/decl.c and ...
6195 * c-decl.c (init_decl_processing): ... here.
6196 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6197 (flag_short_double, flag_short_wchar): Don't define.
6198 (record_builtin_type): New function.
6199 (build_void_list_node): New function.
6200 * c-common.h (flag_short_double, flag_short_wchar,
6201 record_builtin_type, build_void_list_node): Declare.
6203 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6205 * integrate.c (expand_inline_function): Don't put a virtual
6206 register into the reg map.
6208 * function.c (fixup_var_refs_1): If force_operand didn't put
6209 the address into the target, move it there.
6211 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6213 Special-case tree_decl/tree_list allocations.
6214 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6215 (OBJECT_SIZE): New macro.
6216 (NUM_EXTRA_ORDER): Likewise.
6217 (extra_order_size_table): New variable.
6218 (NUM_ORDERS): New macro.
6219 (objects_per_page_table): New variable.
6220 (object_size_table): New variable.
6221 (G.pages): Use NUM_ORDERS to bound the array.
6222 (G.page_tails): Likewise.
6223 (DIV_ROUND_UP): Remove.
6224 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6225 (alloc_page): Use OBJECT_SIZE.
6226 (size_lookup): Don't make it const.
6227 (ggc_alloc): Use OBJECT_SIZE.
6228 (ggc_set_mark): Likewise.
6229 (ggc_get_size): Likewise.
6230 (init_ggc): Set up the object_size_table, objects_per_page_table,
6231 and adjust size_lookup.
6232 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6233 (ggc_pop_context): Use NUM_ORDERS.
6234 (clear_marks): Likewise.
6235 (sweep_pages): Likewise.
6236 (poison_pages): Likewise.
6237 (ggc_print_statistics): Use OBJECT_SIZE.
6239 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6241 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6242 Only call array_size_for_constructor if last field and array type
6243 with no upper bound.
6245 2001-01-04 Philip Blundell <philb@gnu.org>
6247 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6248 from bit 31 downwards, if this requires no more insns.
6249 (count_insns_for_constant): New helper function for above.
6251 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6253 * gencodes.c (output_predicate_decls): Remove empty initializer.
6255 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6257 * tree.c (copy_node): Remove documentation about obstacks.
6258 (buidl1): Check that nobody tries to build 2-argument nodes this
6261 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6263 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6266 * gencodes.c (output_predicate_decls): Fill empty initializer
6269 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6271 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6272 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6274 (do_include): Handle missing headers like cpp0.
6275 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6276 paths with first include pathname. Don't strcat to uninitialized
6279 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6281 * regrename.c (regrename_optimize): Don't rename from frame pointer
6282 if frame_pointer_needed.
6283 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6284 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6285 (ia64_reorg): Use it instead of scheduling if ! optimize.
6286 (errata_emit_nops): Properly call asm_noperands.
6287 (ia64_sched_reorder): Finish cycle if we see an asm.
6288 (ia64_variable_issue): Clear scheduling state after asms.
6290 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6292 * cpp.texi: Update for -MT.
6293 * cppinit.c (initialize_dependency_output): Add a default
6294 target if none has been given already.
6295 (no_tgt, OPT_MT): New.
6296 (cpp_handle_option): Handle -MT. Update -M etc.
6297 * cpplib.h (struct cpp_options): Remove deps_target.
6298 * gcc.c (cpp_options): Handle -MT.
6299 * mkdeps.c (struct deps): Move from mkdeps.h.
6300 (deps_calc_target): Rename deps_add_default_target. Add a
6301 default target if none has been specified already.
6302 * mkdeps.h (struct deps): Move to mkdeps.c.
6303 (deps_calc_target): Rename deps_add_default_target.
6305 2000-01-03 Richard Henderson <rth@redhat.com>
6307 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6309 * c-typeck.c (push_init_level): Move checks for flexible array
6310 members and zero length arrays ...
6311 (pop_init_level): ... here. Silently discard empty initializations.
6313 * varasm.c (output_constructor): Update for sizeof change to
6316 * extend.texi (Zero Length): Clarify semantics.
6318 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6320 * configure.in (tm.h): Include isns-codes.h last.
6321 * configure: Rebuilt.
6323 2001-01-03 Richard Henderson <rth@redhat.com>
6325 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6326 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6328 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6330 * tradcpp.c (main): Make sure finclude() is called with a valid
6331 indepth value while handling -include.
6333 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6335 * gencodes.c (output_predicate_decls): New function.
6337 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6338 even if it is not the first time machmode.h is #included.
6339 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6340 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6341 * gcc.texi (Copyright): Added 2001.
6343 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6345 * c-common.c (c_common_lang_init): New function. Warn if format
6346 warning options which only have effects when used with -Wformat
6347 are used without -Wformat.
6348 * c-common.h (c_common_lang_init): Declare.
6349 * c-lang.c (lang_init): Call c_common_lang_init.
6350 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6352 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6354 * configure.in: Check for the mktemp command.
6355 * configure: Regenerate.
6356 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6357 $TEMP. Create temporary files with mktemp, if available at
6358 configure time; otherwise use set -C. Remove temporary files
6361 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6363 * configure.in: Require at least texinfo 4.0. Check for whether
6364 Pod::Man is sufficiently recent to regenerate GCC manpages.
6365 * configure: Regenerate.
6366 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6368 (GENERATED_MANPAGES): Define.
6369 (generated-manpages): New target. Depend on cpp.1 as well as
6371 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6372 configure to generated-manpages or empty) rather than on the
6373 manpages directly. Remove execute permission from installed
6374 gcov.1 as well as cpp.1.
6375 * cpp.1, gcov.1: Regenerate.
6377 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6379 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6380 tree_low_cst. Allow using cmpstrsi in more cases.
6382 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6384 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6387 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6389 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6390 * Makefile.in (HOST_CFLAGS): Mention build-make.
6392 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6394 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6397 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6399 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
6402 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
6405 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
6406 reg_base_value and reg_known_value arrays.
6407 (init_alias_analysis): Add more cases to detect known values.
6408 * sched-deps.c (deps_may_trap_p): New function.
6409 (sched_analyze_2): Use it.
6411 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6413 * combine.c (simplify_shift_const): Even if we're sign-extracting,
6414 don't discard an ASHIFTRT if we're shifting in a wider mode.
6416 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6418 * toplev.c (rest_of_compilation): Don't print basic block information
6419 when CFG isn't up to date.
6421 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
6423 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
6424 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
6425 (UNALIGNED_SHORT_ASM_OP): Define.
6426 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
6428 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6430 * fold-const.c (fold_convert): Fix typo.
6432 2001-01-02 Richard Henderson <rth@redhat.com>
6434 * c-common.h (ASM_INPUT_P): New.
6435 * c-parse.in (asm): Set it when needed.
6436 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
6437 existance of an operand.
6439 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
6441 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
6442 (dwarf2out_frame_debug_expr): Likewise.
6443 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
6445 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
6447 * i386.c (ix86_split_to_parts): Return number of part required;
6449 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
6451 (ix86_split_long_move): Use number of part returned
6452 by ix86_split_to_parts
6453 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
6455 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
6456 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
6457 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
6458 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
6459 (ALIGN_MODE_128): Add TFmode.
6460 (IS_STACK_MODE): Likewise.
6461 (HARD_REGNO_NREGS): TFmode needs 3 registers.
6462 (HARD_REGNO_OK): Support TFmodes.
6463 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
6464 * i386.md (scheduler definitions): Use memory operand to determine
6465 fst/fld instructions; use mode attribute to determine real mode of
6467 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
6468 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
6470 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6472 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
6474 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6476 * expr.c (store_constructor_field): Update ALIGN before calling
6479 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6481 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
6484 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6486 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
6489 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6491 * c-decl.c (start_function): Don't warn on third parameter to main.
6493 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6495 * tsystem.h: Define HAVE_DECL_GETOPT.
6497 2001-01-02 Philip Blundell <pb@futuretv.com>
6499 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
6502 2001-01-02 Richard Henderson <rth@redhat.com>
6504 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
6506 2001-01-02 Andreas Jaeger <aj@suse.de>
6508 * c-decl.c (c_decode_option): Remove support of
6511 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
6512 (W_options): Add -Wmissing-noreturn here.
6514 * flow.c: Define lang_missing_noreturn_ok_p.
6515 (check_function_return_warnings): Use it.
6517 * c-common.h: Declare lang_missing_noreturn_ok_p.
6519 * c-lang.c (c_missing_noreturn_ok_p): New function.
6520 (lang_init): Set lang_missing_noreturn_ok_p.
6522 * invoke.texi (Warning Options): Document this.
6524 2000-12-27 Phil Edwards <pme@sources.redhat.com>
6526 * extend.texi (C++ Extensions): New node for C++ attributes;
6527 describe init_priority and com_interface.
6528 * invoke.texi: Remove -finit-priority as it now has zero effect.
6529 * install.texi: Fix xref syntax.
6530 * md.texi: Likewise.
6532 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6534 * config.gcc (sparc64-wrs-vxworks*): New case.
6535 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
6537 * config/sparc/sparc.c (sparc_override_options): Do support different
6538 pointer and architecture size.
6539 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
6540 (POINTERS_EXTEND_UNSIGNED): Define.
6541 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
6542 (FUNCTION_MODE): Define to be Pmode.
6543 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
6545 * function.c (expand_function_end): Properly handle DECL_RESULT
6546 and copy when ptr_mode != Pmode.
6547 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
6549 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6551 * c-common.c (c_common_nodes_and_builtins): Set prototype
6552 parameters for __builtin_fputs, __builtin_fputc and
6553 __builtin_fwrite. Don't declare plain fputc as a builtin.
6555 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6557 * loop.c (add_label_notes): Increment the label usage count when
6558 a note is added to an insn which refers to a CODE_LABEL.
6559 * gcse.c (add_label_notes): Likewise.
6561 2001-01-01 Andreas Jaeger <aj@suse.de>
6563 * loop.c (scan_loop): Use xmalloc to allocate movables.
6565 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6567 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
6568 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
6569 * reload1.c (REGISTER_MOVE_COST): Likewise.
6570 * regclass.c (REGISTER_MOVE_COST): Likewise.
6571 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
6572 dimension. Adjust all users.
6573 (init_reg_sets_1): Iterate on all modes.
6574 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
6575 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
6576 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
6577 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
6578 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
6579 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
6580 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
6581 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
6582 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
6583 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
6584 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
6585 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
6586 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
6587 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
6588 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
6589 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
6590 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
6591 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
6592 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
6593 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
6594 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
6595 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
6596 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
6597 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
6598 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
6599 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
6600 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
6602 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6604 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
6605 arg VARIES_P. Call it with extra arg.
6606 (true_dependence): Likewise.
6607 * rtl.h (rtx_addr_can_trap_p): Declare.
6608 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
6610 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
6611 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
6612 pic offset table register if it's zero. All callers changed.
6613 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
6615 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6617 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
6618 STRING_POOL_ADDRESS_P.
6620 * config/sparc/sparc.c (input_operand): Properly test for short op.
6622 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
6623 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
6624 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
6625 * config/sparc/elf.h: No longer include sol2.h.
6626 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
6627 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
6629 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
6631 2001-01-01 Michael Hayes <mhayes@redhat.com>
6633 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
6634 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
6635 (record_initial): Likewise.
6636 * unroll.c (copy_loop_body, loop_iterations): Likewise.
6637 (remap_split_bivs): Likewise.
6639 2001-01-01 Michael Hayes <mhayes@redhat.com>
6641 * loop.c (loop_ivs_free): New function.
6642 (strength_reduce): Break out from...
6644 2001-01-01 Michael Hayes <mhayes@redhat.com>
6646 * loop.h (struct iv): New.
6647 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
6648 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
6649 'reg_biv_class' fields with 'regs' and 'n_regs'.
6650 (struct ivs): Rename 'loop_iv_list' field to 'list'.
6651 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
6652 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
6654 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
6656 * resource.c (mark_referenced_resources): Abort() before
6657 attempting to mark a pseudo register.
6658 (mark_set_resources): Likewise.
6660 2001-01-01 Michael Hayes <mhayes@redhat.com>
6662 * loop.h (REG_IV_CLASS): New accessor macro.
6663 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
6664 * unroll.c (REG_IV_CLASS): Likewise.
6666 See ChangeLog.4 for earlier changes.