1 2001-03-15 Richard Henderson <rth@redhat.com>
3 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
4 (ASM_OUTPUT_DWARF_PCREL): New.
5 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
9 * cppfiles.c (stack_include_file): Use MAX of sysp.
11 2001-03-15 Steve Ellcey <sje@cup.hp.com>
13 * config.gcc (ia64*-*-hpux*): New case.
14 * config/ia64/hpux.h: New file for HP-UX support.
15 * config/ia64/t-hpux: New file for HP-UX support.
17 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
19 * fixinc/inclhack.def (irix_stdio_va_list): New.
20 * fixinc/fixincl.x: Rebuilt.
22 2001-03-15 Richard Henderson <rth@redhat.com>
24 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
25 if provided by the target.
26 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
27 (dw2_asm_output_addr): New.
28 * dwarf2asm.h (dw2_asm_output_addr): Declare.
29 * dwarf2out.c (output_cfi): Use it for program addresses.
30 (output_call_frame_info, output_die): Likewise.
31 (output_aranges, output_line_info): Likewise.
33 2001-03-15 Bruce Korb <bkorb@gnu.org>
35 * gcc.c(main): make more rigorous
36 * collect2.c(main): guard against ignoring SIGCHLD
37 * protoize.c(main): ditto
38 * gcc/fixinc/fixincl.c(initialize): ditto
40 2001-03-15 Mark Mitchell <mark@codesourcery.com>
42 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
43 (sdbout_parms): Likewise.
45 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
47 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
48 "widen" a destination that is already wider than a word. Also do
49 not widen if LOAD_EXTEND_OP is NIL for the given mode.
51 2001-03-15 Bernd Schmidt <bernds@redhat.com>
53 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
55 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
57 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
59 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
61 * i960.h (i960_maxbitalignment,
62 i960_last_maxbitalignment): Declare.
63 * i960.c (i960_maxbitalignment,
64 i960_last_maxbitalignment): Make global.
65 (process_pragma): Delete.
66 (i960_pr_align, i960_pr_noalign): Move from here ...
67 * i960-c.c: ... to this new file.
68 * t-960bare (i960-c.o): New rule.
69 * t-vxworks960 (i960-c.o): Likewise.
70 * config.gcc (i960-*-*): Define c_target_objs and
73 2001-03-15 Bernd Schmidt <bernds@redhat.com>
75 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
76 without adding in rtx code and mode.
78 * alias.c (init_alias_analysis): Don't use any rtx whose value
79 varies as a known value.
80 Delete a superfluous test.
82 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
84 (ia64_sched_reorder): Call maybe_rotate; also rotate after
85 scheduling a stop bit.
86 (ia64_emit_nops): Correctly handle ASMs.
88 2001-03-15 Mark Mitchell <mark@codesourcery.com>
90 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
92 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
94 * cpp.texi: Update documentation for -include and -imacros.
95 * cppfiles.c (struct include_file): Remove "defined" memeber.
96 (find_or_create_entry): Make a copy of the file name, and
98 (open_file): Update to ensure we use the simplified filename.
99 (stack_include_file): Don't set search_from.
100 (cpp_included): Don't simplify the path name here.
101 (find_include_file): New prototype. Call search_from to
102 get the start of the "" include chain. Don't simplify the
104 (_cpp_execute_include): New prototype. Move diagnostics to
105 do_include_common. Update.
106 (_cpp_pop_file_buffer): Don't set defined.
107 (search_from): New prototype. Use the preprocessor's cwd
108 for files included from the command line.
109 (read_name_map): Don't simplify the pathname here.
110 * cpphash.h (enum include_type): New.
111 (struct buffer): Delete search from. New search_cached.
112 (_cpp_execute_include): Update prototype.
113 * cppinit.c (do_includes): Use _cpp_execute_include.
114 * cpplib.c (do_include_common): New function.
115 (do_include, do_include_next, do_import): Use it.
117 2001-03-14 Mark Mitchell <mark@codesourcery.com>
119 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
120 contents of the RTL, to determine the name of the object.
122 2001-03-14 Mark Mitchell <mark@codesourcery.com>
124 * tree.h (DECL_RTL): Allocate RTL lazily.
125 (SET_DECL_RTL): New macro.
126 (DECL_RTL_SET_P): Likewise.
127 (COPY_DECL_RTL): Likewise.
128 (DECL_RTL_IF_SET): Likewise.
129 * varasm.c (make_decl_rtl): Add assertions about the kind of
130 declaration we are processing.
131 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
132 (start_decl): Likewise.
133 (finish_decl): Likewise.
134 * c-semantics.c (emit_local_var): Likewise.
135 * calls.c (expand_call): Likewise.
136 * dbxout.c (dbxout_symbol): Likewise.
137 * emit-rtl.c (unshare_all_rtl): Likewise.
138 (unshare_all_decls): Likewise.
139 (reset_used_decls): Likewise.
140 * expr.c (store_constructor): Likewise.
141 (safe_from_p): Likewise.
142 (expand_expr): Likewise.
143 * function.c (put_var_into_stack): Likewise.
144 (instantiate_decls_1): Likewise.
145 (assign_parms): Likewise.
146 (expand_function_start): Likewise.
147 (expand_function_end): Likewise.
148 * ggc-common.c (gcc_mark_trees): Likewise.
149 * integrate.c (function_cannot_inline_p): Likewise.
150 (copy_decl_for_inlining): Likewise.
151 (expand_inline_function): Likewise.
152 (integrate_parm_decls): Likewise.
153 (integrate_decl_tree): Likewise.
154 * print-tree.c (print_node): Likewise.
155 * reg-stack.c (stack_result): Likewise.
156 * stmt.c (label_rtx): Likewise.
157 (expand_return): Likewise.
158 (expand_decl): Likewise.
159 (expand_decl_cleanup): Likewise.
160 (expand_anon_union_decl): Likewise.
161 * toplev.c (check_global_declarations): Likewise.
162 (rest_of_decl_compilation): Likewise.
163 * tree.c (simple_cst_equal): Likewise.
164 * objc/objc-act.c (generate_static_references): Likewise.
166 2001-03-14 Zack Weinberg <zackw@stanford.edu>
168 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
169 gcc_AC_C_FLOAT_FORMAT): New macros.
170 * configure.in: Add AC_PROG_CPP after CC tests;
171 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
172 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
173 * configure, config.in: Regenerate.
175 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
176 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
177 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
178 config/i370/xm-linux.h, config/i370/xm-oe.h,
179 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
180 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
181 config/pa/xm-linux.h, config/pa/xm-pa.h,
182 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
183 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
184 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
185 config/we32k/xm-we32k.h: Delete.
187 * config/i370/xm-mvs.h, config/m88k/m88k.h,
188 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
189 config/vax/xm-vms.h: Don't define any of:
190 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
192 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
194 * config.gcc: Remove references to deleted files.
195 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
196 FATAL_EXIT_CODE, which is the same between oe and mvs).
198 2001-03-14 DJ Delorie <dj@redhat.com>
199 Vladimir Makarov <vmakarov@redhat.com>
201 * config/i960/i960.c (i960_function_prologue): Compute size of
202 frame according to number of registers actually saved there.
204 2001-03-14 Richard Henderson <rth@redhat.com>
206 * expr.c (emit_move_insn_1): Fix else if around #endif.
208 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
211 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
214 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
216 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
217 (override_options): Parse cmodel string.
218 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
219 * i386.h (TARGET_OPTIONS): Add "cmodel".
220 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
222 (ix86_cmodel_string, ix86_cmodel): Declare.
224 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
227 * i386.h (GENERAL_REG_P): Add missing REG_P.
229 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
231 * configure.in: Use $gcc_cv_as instead of $as.
232 * configure: Regenerated.
234 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
236 * cppfiles.c (stack_include_file): Only increase the include
237 count if we actually process the file properly, as opposed
238 to treating it as length zero. Only call read_include_file
239 if not DO_NOT_REREAD. Handle the -H include file output
241 (read_include_file): Remove now redundant DO_NOT_REREAD check.
242 (cpp_included, find_include_file): Simplify pathnames after
243 remapping them. If remapping, don't use the remapped file
244 name's buffer as our scratch buffer.
245 (cpp_pop_file_buffer): Replace the multiple include macro
246 only if it isn't yet set.
247 (read_name_map): Simplify remapped names when reading in.
248 (remap_filename): Move code to code path that uses it.
249 (_cpp_simplify_pathname): Return the input pointer.
250 * cpphash.h (_cpp_simplify_pathname): Update prototype.
252 2001-03-14 Mark Mitchell <mark@codesourcery.com>
254 * expr.c (expand_expr): Revove bogus conditional.
256 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
258 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
260 2001-03-14 Jakub Jelinek <jakub@redhat.com>
262 * reg-stack.c (stack_result): Unconditionally use
263 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
265 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
267 * expr.c (emit_move_insn_1): Split push of complex value when
268 no suitable push instruction exist.
270 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
273 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
275 * alias.c (handled_component_p, can_address_p): New functions.
276 (get_alias_set): Use them.
278 2001-03-13 Jim Wilson <wilson@redhat.com>
280 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
281 from 80 in try_locals code.
282 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
284 2001-03-13 Zack Weinberg <zackw@stanford.edu>
286 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
287 gcc_AC_C_LONG_LONG): New.
288 * configure.in: Use them. Probe the size of short, int, long,
289 and long long/__int64 if we have them. Move all the AC_C_*
290 checks together, except gcc_AC_C_CHAR_BIT which has to go
291 after AC_CHECK_HEADERS(limits.h).
292 Take hwint.h out of host_xm_file and build_xm_file.
294 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
295 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
296 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
297 Move the HOST_WIDEST_INT setup logic here from system.h.
298 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
300 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
301 is now handled by hwint.h.
303 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
304 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
305 config/ia64/xm-ia64.h: Don't define any of:
306 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
307 HOST_BITS_PER_LONGLONG.
309 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
310 config/h8300/xm-h8300.h, config/mips/iris6.h,
311 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
312 config/sparc/xm-sp64.h: Delete.
313 * config.gcc: Remove references to deleted files.
315 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
316 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
317 * config/i370/xm-linux.h: Clarify floating-point situation in
320 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
322 * cppfiles.c (NO_INCLUDE_PATH): New macro.
323 (find_include_file): Decide here which part of the include
324 chain to start the search. Complain about an empty include
325 chain in all cases apart from an abolsute file name.
326 (_cpp_execute_include): Don't choose the search chain here.
327 Don't call handle_missing_include in the case of an empty
329 (_cpp_compare_file_date): Don't choose the search chain here.
330 * cpplib.c (do_include_next): Move the in-main-file diagnostic
331 here from _cpp_execute_include. Behave like #include if
332 we're in the main file.
334 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
336 * system.h (malloc, realloc, calloc, strdup): Only poison these
337 tokens when IN_GCC is defined.
339 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
341 * i386.md (abs?f expander): Support SSE case.
342 (abd?f_if): Add new "USE"; add splitters.
344 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
346 * cpp.texi (poison): Explain the macro expansion exception.
348 2001-03-13 Jakub Jelinek <jakub@redhat.com>
350 * expr.c (store_expr): Add dont_store_target. If temp is already in
351 target before copying to reg, don't store it into target again.
353 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
355 * cppinternals.texi: Update for file handling.
357 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
359 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
360 2001-02-24 which broke building the Java library.
361 * function.c (identify_blocks): Likewise.
362 (all_blocks): Likewise.
363 * integrate.c (integrate_decl_tree): Likewise.
364 * print-tree.c (print_node): Likewise.
365 * tree.h (BLOCK_NUMBER): Likewise.
366 (struct tree_block): Likewise.
368 2001-03-12 David Edelsohn <edelsohn@gnu.org>
370 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
371 __WCHAR_TYPE__ definition.
372 (WCHAR_TYPE_SIZE): #undef before #define.
374 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
376 * cppfiles.c: Update comments.
377 (destroy_include_file_node): Rename destroy_node.
378 (find_or_create_entry): New function.
379 (open_file, _cpp_fake_include): Use it.
380 (handle_missing_header): New function, broken out of
381 _cpp_execute include. Don't segfault if there is no
382 system or quoted path.
383 (_cpp_execute_include): Use handle_missing_header.
385 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
387 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
388 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
390 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
392 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
393 unless anti_dependence says they are.
394 * alias.c (objects_must_conflict): If neither has a type specified,
397 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
398 David Billinghurst <David.Billinghurst@riotinto.com>
400 * config/mips/iris5.h: Change WCHAR_TYPE to int.
402 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
404 * i386.md (trunctfdf2_2): Rename missnamed pattern.
405 (*_one_bit): Remove type on the match_operand in attributes.
407 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
409 * i386.c: Commit forgotten hunk in previous patch.
410 (regclass_map): Add extended registers.
411 (dbx_register_map): Add missing frame register.
413 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
415 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
417 * i386.md (x86_sahf_1): Disable for 64bit.
418 (popsi*, pophi*): Likewise.
419 (pushqi, pushhi): Likewise.
420 (movdi, pushdi): Likewise.
421 (zero extend DImode splitter): Likewise.
422 (adddi, minusdi splitter): Likewise.
423 (umulsidi): Likewise.
425 (mulsidi): Disable for 64bit
426 (lshift:DI/ashift:DI): Disable for 64bit.
427 (loop patterns): Likewise.
428 (call_pop, call_value_pop expanders and patterns): Likewise.
429 (prologue_get_pc): Likewise.
431 (fcmovDI pattern and splitter): Likewise.
432 (movdfcc_1_rex64): New.
434 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
436 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
437 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
438 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
439 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
440 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
441 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
442 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
443 (PUSH_ROUNDING): x86_64 rounds to 64bits.
444 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
445 (REGPARM_MAX): Set to 6 for x86_64.
446 (SSE_REGPARM_MAX): Set to 16 for x86_64.
447 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
450 * (patterns that does use upper halves): Update constraints
451 'q' to 'Q' and 'r' to 'R'.
452 (cmpqi_ext_1): Disable for 64bit.
453 (cmpqi_ext_3_insn): Likewise.
454 (movqi_extzv_1): Likewsie.
455 (addqi_ext_1): Liekwsie
456 (testqi_ext_1): Liekwsie
457 (andqi_ext_1): Liekwsie
458 (xorqi_ext_1): Liekwsie
459 (cmpqi_ext_1_rex64): New.
460 (cmpqi_ext_3_insn_rex64): Likewise.
461 (movqi_extzv_1_rex64): Likewsie.
462 (addqi_ext_1_rex64): Liekwsie
463 (testqi_ext_1_rex64): Liekwsie
464 (andqi_ext_1_rex64): Liekwsie
465 (xorqi_ext_1_rex64): Liekwsie
467 2001-03-11 Zack Weinberg <zackw@stanford.edu>
469 * configure.in: Move check for unsigned enumerated bitfields
470 to macro in aclocal.m4. Disable it for now.
471 * configure, config.in: Regenerate.
472 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
473 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
474 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
475 kind above its first use.
477 * config/xm-interix.h, config/alpha/xm-alpha.h,
478 config/i370/xm-linux.h, config/i386/xm-beos.h,
479 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
480 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
481 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
482 Don't define ONLY_INT_FIELDS under any circumstances.
484 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
486 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
487 config/sparc/xm-sysv4.h: Delete - now identical with some
489 * config.gcc (hppa targets): Replace xm-pahpux.h and
490 xm-papro.h with implicit xm-pa.h.
491 (sparc targets): Replace xm-sysv4.h with implicit or explicit
494 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
496 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
497 before reload_cse_noop_set_p.
499 2001-03-11 Zack Weinberg <zackw@stanford.edu>
501 * config.gcc: Where xm-host.h used to include another
502 xm-host.h, list the nested header directly in xm_file. Remove
503 references to deleted files. Can now use sparc/xm-sp64.h for
506 * config/xm-linux.h, config/arm/xm-linux.h,
507 config/i386/xm-dos.h, config/i386/xm-gnu.h,
508 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
509 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
510 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
511 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
514 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
515 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
516 bother to wrap #undef in #ifdef.
517 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
518 Don't include xm-linux.h.
519 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
521 * configure.in: Wrap regexps using [] in changequote block.
522 Use expr : not echo | grep. Simplify regexps.
523 * configure: Regenerate.
525 56 xm-files remain, 22 xm-arch.
527 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
529 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
530 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
531 (local_index, local_rindex): Delete, use strchr/strrchr instead.
532 (copy_object): Fix format specifier vs argument mismatch.
534 * mips-tdump.c: Make local functions static.
535 (rindex): Don't #undef.
536 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
537 (fatal, fancy_abort): Delete.
538 (read_seek): Avoid signed/unsigned compare.
540 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
542 * combine.c (try_combine): Fix error in change to try original
544 (gen_rtx_combine): Do same as gen_rtx for now.
546 2001-03-11 Zack Weinberg <zackw@stanford.edu>
548 * configure.in: AC_SUBST xm_defines.
549 * configure: Regenerate.
550 * Makefile.in: Set DEFINES=$(xm_defines) when building
553 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
555 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
556 (cpp_included, find_include_file): Update.
557 (_cpp_compare_file_date): Make else unconditional.
559 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
561 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
563 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
565 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
566 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
568 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
570 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
571 if it's a record type.
573 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
575 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
576 mingw includes slightly.
578 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
580 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
581 #undef token before poisoning it.
583 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
585 * alpha.c (check_float_value): Use memcpy, not bcopy.
587 * m32r.c (m32r_sched_reorder): Likewise.
589 * vax.c (check_float_value): Likewise.
591 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
593 * toplev.c (file_name_nondirectory): Remove.
594 * toplev.h: Similarly.
595 * dwarf2out.c (compute_section_prefix): Use lbasename instead
596 of file_name_nondirectory.
598 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
600 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
601 * mips-tfile.c: Don't #undef rindex; not used.
603 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
605 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
606 (dbx64_register_map): Declare.
607 (RETURN_ADDR_RTX): Fix for 64bit.
608 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
609 (INCOMING_FRAME_SP_OFFSET): Set to 8.
610 * i386.c (dbx64_register_map): New global array.
611 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
612 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
615 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
617 * cppfiles.c (search_from): Use lbasename.
618 * mkdeps.c (deps_add_default_target): Use lbasename.
620 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
622 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
623 xcalloc in lieu of malloc, realloc & calloc.
625 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
627 * gengenrtl.c (xmalloc): Likewise.
629 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
630 really_call_* memory allocation routines.
632 * stmt.c (check_for_full_enumeration_handling): Use
633 really_call_calloc, not calloc.
635 * system.h (really_call_malloc, really_call_calloc,
636 really_call_realloc): Define.
637 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
639 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
641 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
643 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
645 * configure: Rebuilt.
646 * configure.in: Only use `lang_requires' for languages athat are
649 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
651 * invoke.texi: Fix typo.
654 2001-03-09 Zack Weinberg <zackw@stanford.edu>
656 * configure.in: Prune nonexistent files from build_xm_file,
657 xm_file, and host_xm_file lists. Warn unless they're
659 Don't generate *config.h here.
660 AC_SUBST all variables needed to generate *config.h.
661 * configure: Regenerate.
662 * mkconfig.sh: New helper script, from code removed from
664 * Makefile.in: Zap all MALLOC variables - no longer used
665 anywhere, and malloc.c doesn't exist.
666 Substitute in variables needed to generate *config.h.
667 Stop lying about the dependencies contained in CONFIG_H and
669 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
670 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
671 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
672 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
673 $(TM_P_H), etc. as appropriate.
675 * config.gcc: Zap references to deleted files.
676 * ggc-none.c: Don't include rtl.h or tm_p.h.
678 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
679 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
680 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
681 config/i386/xm-linux.h, config/i386/xm-linux.h,
682 config/i386/xm-next.h, config/i386/xm-openbsd.h,
683 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
684 Don't include i386/xm-i386.h.
686 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
687 config/i386/xm-i386.h, config/i860/xm-i860.h,
688 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
689 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
690 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
691 Delete (empty except comments, #includes of other deleted
692 files, and macros used nowhere).
694 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
696 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
697 independent on TARGET_FLAGS.
699 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
701 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
703 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
705 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
707 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
708 LAST_REX_SSE_REG): define.
709 (enum reg_class): Add 'LEGACY_REGS'
710 (REG_CLASS_CONTENTS): Likewise; add extended registers.
711 (SSE_REGNO_P): Recognize extended registers.
712 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
713 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
714 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
715 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
716 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
717 REG_OK_FOR_STRREG_P): Remove.
718 (HI_REGISTER_NAMES): Add extended registers.
719 (ADDITIONAL_REGISTER_NAMES): Likewise.
720 (QI_REGISTER_NAMES): Add 8bit extended registers.
721 (DEBUG_REG): Support extended registers.
722 * i386.c (regclass_map): Add extended registers.
723 (dbx_register-map): Likewise.
724 (svr4_dbx_register_map): Likewise.
725 (print_reg): Support extended registers.
726 (print_operand): Support 64bit operands.
728 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
730 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
731 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
732 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
733 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
734 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
735 STACK_BOUNDARY): Set properly for 64bits.
736 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
737 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
738 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
739 (MOVE_MAX): Set to 16.
740 (MOVE_MAX_PIECES): 8 for 64bit.
741 (Pmode): Set to SImode.
743 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
745 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
747 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
749 * i386.h (mask_64bit): New constant.
750 (target_64bit): New macro.
751 (target_options): Add '64'/'32'
752 (target_default): Define.
753 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
754 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
755 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
757 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
759 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
761 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
763 * rtlanal.c (rtx_varies_p): Check operand 0 of a
764 LO_SUM unless for_alias is set.
766 2001-03-08 Stan Shebs <shebs@apple.com>
768 * objc/objc-act.c: Fix old typos in comments, add comments for
770 (hash_init): Fix file name in error message.
772 (hash_add_attr): Ditto.
773 (continue_class): Ditto.
775 2001-03-08 Bruce Korb <bkorb@gnu.org>
777 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
778 wait4() can receive the signal.
780 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
782 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
784 * fixinc/fixincl.x: Regenerate.
786 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
788 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
790 * fixinc/fixincl.x: Regenerate.
792 2001-03-08 Richard Henderson <rth@redhat.com>
794 * configure.in (HAVE_AS_LEB128): New assembler check.
795 * configure, config.in: Rebuilt.
797 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
799 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
802 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
804 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
805 references to the MAXPATHLEN macro.
807 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
808 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
811 * config/i386/xm-gnu.h, config/xm-gnu.h,
812 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
813 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
814 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
817 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
818 doing so in various xm-*.h files.
820 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
822 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
824 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
826 * configure.in (enable_shared): Support per-package shared-library
828 * configure: Rebuilt.
830 2001-03-07 David Edelsohn <edelsohn@gnu.org>
832 * rs6000.md (cr logic): Add original POWER mnemonic alternative
833 for crnot. Set operands[5] in splitter.
835 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
837 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
838 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
839 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
840 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
841 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
842 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
843 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
846 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
847 config/i370/xm-i370.h, config/i386/xm-dgux.h,
848 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
849 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
850 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
851 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
852 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
853 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
854 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
855 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
856 Delete unused and/or empty files.
858 * config.gcc: Define USG in xm_defines as appropriate. Define
859 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
860 macro. Remove deleted xm-* files from $xm_files variable.
862 2001-03-07 Tom Tromey <tromey@redhat.com>
864 * configure: Rebuilt.
865 * configure.in: Allow config-lang.in to set `lang_requires' to list
866 of other required languages.
868 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
870 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
872 (output_prologue): Use xmalloc not oballoc.
873 (output_epilog): Free a29k_first_epilogue_insn when finished.
874 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
876 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
878 * builtins.c (expand_builtin_mathfn): Check
879 flag_unsafe_math_optimizations, not flag_fast_math.
880 (expand_builtin): Likewise
881 * combine.c (combine_simplify_rtx): Likewise.
882 (simplify_if_then_else): Likewise.
883 * cse.c (fold_rtx): Likewise.
884 * flags.h: Remove flag_fast_math. Add
885 flag_unsafe_math_optimizations and flag_trapping_math.
886 * fold-const.c (negate_expr): Check
887 flag_unsafe_math_optimizations, not flag_fast_math.
888 (invert_truthvalue): Likewise.
889 (fold): Likewise. Before associating operands, check that
890 code == MULT_EXPR, not code != MULT_EXPR.
891 * ifcvt.c (noce_try_minmax): Check
892 flag_unsafe_math_optimizations, not flag_fast_math.
893 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
894 * invoke.texi: Document -funsafe-math-optimizations and
895 -fno-trapping-math. Change documentation for -ffast-math.
896 * jump.c (reversed_comparison_code_parts): Likewise.
897 (rtx_equal_for_thread_p): Likewise.
898 * optabs.c (emit_conditional_move): Likewise.
899 * simplify-rtx.c (simplify_binary_operation): Likewise.
900 (simplify_relational_operation): Likewise.
901 (simplify_ternary_operation): Likewise.
902 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
903 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
904 Add trapping-math and unsafe-math-optimizations entries to f_options.
905 (set_fast_math_flags): New, sets flags for -ffast-math.
906 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
907 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
908 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
910 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
911 (alpha_emit_conditional_move): Initialize local_fast_math to
912 flag_unsafe_math_optimizations, not flat_fast_math.
913 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
914 instead of setting flag_fast_math to 1.
915 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
917 * config/i386/i386.c (override_options): Likewise
918 * config/i386/i386.md: Likewise.
919 * config/m68k/m68k.md: Likewise.
920 * config/mips/mips.md: Likewise.
921 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
922 (rs6000_generate_compare): Likewise.
924 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
926 * Makefile.in: Set RANLIB to @RANLIB@.
929 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
931 * fixinc/inclhack.def (djgpp_wchar_h): New test.
932 * fixinc/fixincl.x: Regenerated.
934 2001-03-07 Richard Henderson <rth@redhat.com>
936 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
938 2001-03-07 Richard Henderson <rth@redhat.com>
940 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
941 of block notes and exception handling notes.
943 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
944 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
945 (compile_file): ... here.
947 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
949 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
951 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
952 config.h now. Include libiberty.h to handle alloca.
954 2001-03-06 Zack Weinberg <zackw@stanford.edu>
956 * c-parse.in (yylexname): New function, split out of _yylex.
957 (objc_rid_sans_at): New table.
958 (init_reswords): Initialize it.
959 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
960 retrieving the next token and checking it for significance as
961 an ObjC keyword or string constant.
963 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
964 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
966 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
969 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
971 * config/m68k/m68k.c (const_uint32_operand): Accept any
972 const_int on a 32-bit host.
974 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
976 * objc/objc-act.c (init_objc): Set save_lang_status,
977 restore_lang_status, and mark_lang_status.
979 2001-03-06 Krister Walfridsson <cato@df.lth.se>
981 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
983 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
985 * cppinternals.texi: Update.
987 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
989 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
990 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
991 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
992 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
993 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
994 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
995 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
996 config/i386/xm-i386.h, config/i860/xm-i860.h,
997 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
998 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
999 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1000 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1001 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1002 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1003 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
1004 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1005 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
1006 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1007 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1008 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
1009 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
1010 match the defaults provided in hwint.h.
1012 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1013 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
1015 * config.gcc (xm_file): Don't set to files which are deleted.
1017 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
1018 guard this file against these macros being undefined.
1020 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1022 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1023 and DECL_DEFER_OUTPUT on the decl we create, before calling
1024 rest_of_decl_compilation.
1026 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1028 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1030 * configure, config.in: Regenerate.
1031 * config.gcc: Remove references to deleted files.
1033 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1034 genrecog.c, rtl.c: Do not use alloca anywhere.
1036 * Makefile.in, build-make, system.h, config/x-interix,
1037 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1038 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1039 config/arc/xm-arc.h, config/arm/xm-arm.h,
1040 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1041 config/h8300/xm-h8300.h, config/i370/x-oe,
1042 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1043 config/i386/x-ncr3000, config/i386/x-sco5,
1044 config/i386/xm-dgux.h, config/i860/x-sysv4,
1045 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1046 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1047 config/m68k/x-hp320g, config/m69k/x-mot3300,
1048 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1049 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1050 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1051 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1052 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1053 config/mips/x-iris, config/mips/x-iris3,
1054 config/mips/x-sni-svr4, config/mips/x-sysv,
1055 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1056 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1057 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1058 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1059 config/pa/xm-papro.h, config/romp/xm-romp.h,
1060 config/rs6000/x-aix31, config/rs6000/x-aix41,
1061 config/rs6000/x-beos, config/rs6000/x-lynx,
1062 config/rs6000/x-mach, config/rs6000/x-rs6000,
1063 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1064 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1065 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1066 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1067 config/vax/xm-vms.h: Eradicate all references to alloca and
1070 * config/xm-alloca.h, config/clipper/x-clix,
1071 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1072 config/i860/x-sysv3, config/m88k/x-sysv3,
1073 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1074 (contained only alloca related hacks).
1076 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1079 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1081 * invoke.texi: Document __FAST_MATH__.
1083 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1085 * crtstuff.c: Restore include of auto-host.h.
1087 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1089 Put main() in a separate file, so that the language
1090 front-end can use a different main().
1093 * toplev.c: (main): Rename as toplev_main.
1094 * toplev.h: Declare toplev_main.
1095 * Makefile.in (OBJS): add toplev.o.
1096 (BACKEND): remove toplev.o, add main.o.
1098 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1100 * cppfiles.c (search_from): Special case the empty string.
1102 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1104 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1105 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1106 strlen or strcpy; we already know the length.
1107 (_cpp_compare_file_date): Similarly.
1108 * cpphash.h (struct cpp_reader): Delete done_initialising.
1109 (CPP_PREV_BUFFER): Delete.
1110 * cppinit.c (cpp_start_read): Don't set done_initialising.
1111 * cpplex.c (parse_string): Guarantee null-termination.
1112 (_cpp_equiv_toklists): Remove.
1113 * cpplib.c (glue_header_name): Null-terminate.
1114 (do_line): Don't leak memory.
1115 * cpplib.h (BT_WEAK): Delete.
1116 * cppmain.c (cb_ident): Strings are now null-terminated.
1118 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1120 * gcc.c (convert_filename): Append executable suffix
1121 if NO_AUTO_EXE_SUFFIX is not defined.
1122 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1123 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1125 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1127 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1128 * c-parse.gperf, c-gperf.h: Delete.
1129 (c-gperf.h was accidently re-added to the CVS repo in the rev
1130 1.16 commit by tromey)
1132 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1134 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1135 macro arguments when looking for the '('.
1136 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1137 2 when really parsing arguments; 1 when looking for '('.
1138 Always restore the lexer position.
1140 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1142 * longlong.h (umul_ppmm): Don't use a multiline string.
1144 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1146 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1147 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1148 t_bool in declaration because pcc can't combine volatile with typedef
1151 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1153 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1154 until when it is really needed.
1155 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1156 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1157 * i386.md (float?i?f splitter): Don't force source operand to memory
1159 (sse_movdfcc): Fix constraint.
1160 (sse_movdfcc splitter): Handle properly the second alternative.
1162 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1164 * cpplex.c (parse_string): Unconditionally pedwarn.
1166 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1169 * cppexp.c (parse_number): Update.
1170 * cpplex.c (parse_string): Pedwarn if multiline string does not
1171 result from a system header's macro.
1172 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1173 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1174 for function-like macros too.
1175 * c-lex.c (lex_number): Update.
1177 2001-03-03 Richard Henderson <rth@redhat.com>
1179 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1181 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1183 * combine.c (try_combine): If split with mode-changed scratch
1184 register didn't work, try the original mode.
1186 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1188 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1189 * config/c4x/c4x.h: Likewise.
1190 * stor-layout.c (compute_record_mode): Likewise.
1191 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1193 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1195 * configure.in: Kill tm.h. Include the files in the $tm_file
1196 list in all three of config.h, hconfig.h, tconfig.h, after the
1197 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1198 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1199 * configure: Regenerate.
1200 * Makefile.in (clean): Don't delete tm.h.
1202 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1203 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1204 those are not defined, set SEC and FEC to 0 and 1.
1205 * gcc.texi: Update to match.
1207 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1208 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1209 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1210 Include tconfig.h, not tm.h.
1212 * config/xm-lynx.h, config/xm-std32.h,
1213 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1214 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1215 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1216 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1217 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1218 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1219 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1220 config/i386/xm-i386.h, config/i860/xm-i860.h,
1221 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1222 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1223 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1224 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1225 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1226 config/pa/xm-linux.h, config/pa/xm-pa.h,
1227 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1228 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
1229 config/pj/xm-pj.h, config/romp/xm-romp.h,
1230 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1231 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1232 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1233 config/v850/xm-v850.h, config/vax/xm-vax.h,
1234 config/we32k/xm-we32k.h:
1236 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
1238 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
1239 config/i370/xm-oe.h: Don't include tm.h. Don't define
1241 * config/vax/xm-vms.h: Don't include tm.h.
1243 * config/xm-lynx.h, config/avr/xm-avr.h,
1244 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
1245 Delete; made empty by above changes.
1246 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1247 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
1248 Don't include config/xm-lynx.h or tm.h.
1250 * config/xm-gnu.h: Don't include fcntl.h.
1251 * config/sparc/xm-lynx.h: Don't include sys/types.h and
1253 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
1255 2001-03-02 Richard Henderson <rth@redhat.com>
1257 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
1258 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
1260 2001-03-02 Richard Henderson <rth@redhat.com>
1262 * Makefile.in (OBJS): Add dwarf2asm.o.
1263 * dwarf2asm.c, dwarf2asm.h: New files.
1264 * dwarf2out.c (*): Use them.
1265 (size_of_uleb128, size_of_sleb128): Remove.
1266 (output_uleb128, output_sleb128): Remove.
1267 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1268 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1269 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1270 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1271 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1272 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1273 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1274 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1275 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1276 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1277 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1278 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1279 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1280 (dwarf2out_frame_debug): Remove unused variables.
1281 (output_loc_operands): Don't abort on 8 byte constants if
1282 host integers are wide enough.
1283 (output_symbolic_ref): Remove.
1284 (size_of_die): Don't assume 4 byte host integers.
1285 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1287 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1288 something stupid with HOST_WIDE_INT to long truncation.
1289 [CONST_DOUBLE]: Likewise.
1291 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1292 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1293 * config/arm/unknown-elf.h: Likewise.
1294 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1295 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1296 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1297 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1298 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1299 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1300 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1301 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1302 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1303 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1304 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1305 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1307 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1309 * cselib.c (hash_rtx): Cast enums to unsigned int.
1311 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1313 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1314 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
1316 * c-format.c (C_STD_VER): Cast to int for comparisons.
1317 (check_function_format): Cast various enums to int for &.
1318 (maybe_read_dollar_number): Likewise.
1319 (check_format_info): Likewise.
1320 (check_format_info_main): Likewise.
1321 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1322 (safe_from_p): Likewise.
1323 * varasm.c (const_hash): Cast enum to int for %.
1324 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1325 pcc enum problems with < and ++ operators.
1326 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1327 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1328 (regclass_init): Change enum class to int to iterate over reg_classes.
1329 * genrecog.c (merge_trees): Cast enums for comparison.
1330 * rtl.h (GET_CODE): Cast to enum rtx_code.
1331 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1332 (GET_MODE): Cast to enum machine_mode.
1333 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1334 (GET_NOTE_INSN_NAME): Cast enum to int.
1335 * tree.h (TREE_CODE): Cast to enum tree_code.
1336 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1337 * timevar.c (timevar_print): Change loop variable id from enum to
1339 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1340 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1341 * toplev.c (compile_file): Cast enum DFI to int.
1342 (decode_d_option): Likewise.
1344 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1346 * cppinit.c (append_include_chain): Mark "after" include file name list
1347 as a system directory.
1348 * cpp.texi: Document new behavior.
1350 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
1352 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
1354 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
1356 * cppfiles.c (struct include_file): Update.
1357 (stack_include_file): Use search_from.
1358 (cpp_included, find_include_file): Update.
1359 (cpp_execute_include): Update. ptr->name may not be
1360 null terminated. Use the new search_from member variable
1362 (_cpp_compare_file_date): Similarly.
1363 (search_from): New function, similiar to actual_directory.
1364 (actual_directory): Delete.
1365 (remap_filename): Update. loc->name may not be null terminated.
1366 (struct file_name_list): Rename search_path. Update.
1367 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
1368 search_from and dir.
1369 (struct cpp_reader): Remove actual_dirs.
1370 * cppinit.c (struct cpp_pending): Update for renamed objects.
1371 (append_include_chain, remove_dup_dir, remove_dup_dirs,
1372 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
1373 * cpplib.h (struct cpp_options): Similarly.
1375 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1377 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1378 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1379 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1380 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1381 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1382 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1383 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1384 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1385 config/i370/xm-oe.h, config/i386/xm-aix.h,
1386 config/i386/xm-i386.h, config/i386/xm-osf.h,
1387 config/i860/xm-i860.h, config/i960/xm-i960.h,
1388 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1389 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1390 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1391 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1392 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1393 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1394 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1395 config/pj/xm-pj.h, config/romp/xm-romp.h,
1396 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1397 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1398 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1399 config/v850/xm-v850.h, config/vax/xm-vax.h,
1400 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1401 Do not define TRUE or FALSE.
1403 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1404 empty by above change.
1405 * config.gcc: Remove references to these files.
1407 * configure.in: Detect stdbool.h.
1408 * configure, config.in: Regenerate.
1409 * system.h: Include stddef.h here if available.
1410 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
1411 Then set up a sensible boolean type at the very end.
1413 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1414 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
1416 * hash.h: Delete 'boolean' typedef and related #undefs.
1418 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
1419 all uses of 'boolean' with 'bool'.
1421 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1423 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
1424 * cppexp.c (lex): Cast enums for comparison.
1425 * cppinit.c (parse_option): Cast enum for comparison.
1426 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
1427 (cpp_output_token): Likewise.
1428 (cpp_can_paste): Cast enums for comparsion and plus/minus.
1429 (cpp_avoid_paste): Cast enums for minus and comparison.
1431 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1433 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
1434 field to all array elements.
1436 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1438 * cpphash.h (struct cpp_reader): Add print_version field.
1439 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
1440 just set print_version and other flags as appropriate.
1441 (cpp_post_options): Print version here if print_version is set.
1443 * toplev.c (exit_after_options): New flag.
1444 (independent_decode_option): Don't exit here; just set
1446 (main): Exit after calling lang_hooks.post_options if
1447 exit_after_options is true.
1449 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
1450 (merge_include_chains): Adjust comment to match code.
1452 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1454 * stringpool.c (set_identifier): New function.
1455 * tree.h: Prototype it.
1457 * c-parse.in: Kill D_YES. If compiled for objc, call
1458 save_and_forget_protocol_qualifiers from init_reswords.
1459 * objc/objc-act.c (remember_protocol_qualifiers,
1460 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
1461 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
1463 (save_and_forget_protocol_qualifiers): New function.
1464 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
1466 2001-03-01 Diego Novillo <dnovillo@redhat.com>
1468 * c-semantics.c (prune_unused_decls): Return error_mark_node
1469 instead of (tree) 1 to stop traversing the tree chain.
1471 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1473 Fix a problem introduced by Kenner's Feb 18 change.
1474 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
1475 flag_cse_skip_blocks only temporarily, not for ever.
1477 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
1479 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
1480 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
1482 * pa.c (emit_move_sequence): Verify operand0 is a hard register
1483 before determining its register class.
1485 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1487 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
1488 from reg 4 if current_function_calls_setjmp.
1489 (gen_nop_type): New function.
1490 (ia64_emit_nops): New function.
1491 (ia64_reorg): Call it.
1492 (ia64_sched_reorder): Move code that rotates bundles up a bit.
1494 * reload1.c (eliminate_regs_in_insn): Restrict the special case
1495 code not to try to optimize adds with anything but a REG destination.
1497 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
1498 (INSN_PRIORITY_KNOWN): New accessor macro.
1499 * haifa-sched.c (priority): Use it instead of testing priority against
1502 2001-02-28 DJ Delorie <dj@redhat.com>
1504 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
1505 since that doesn't work the way gcc wants on a generic m68k.
1507 2001-02-28 Richard Henderson <rth@redhat.com>
1509 * caller-save.c (save_call_clobbered_regs): Fix typo in
1510 comparison last change.
1512 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
1514 * i386.c (pentium4_cost): New.
1515 (m_PENT4): New macro.
1516 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
1517 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
1518 x86_integer_DFmode_moves, x86_partial_reg_dependency,
1519 x86_memory_mismatch_stall): Add Pentium4
1520 (x86_use_q_reg, x86_use_any_reg): Kill.
1521 (override_options): Add pentium4.
1522 (incdec_operand): Return 0 for pentium4.
1523 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
1524 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
1525 (TARGET_PENTIUM4): Define.
1526 (enum processor_type): Add PROCESSOR_PENTIUM4.
1527 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
1528 * i386.md (attribute "cpu"): Add pentium4.
1529 * invoke.texi (march): Add pentium4.
1531 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
1533 * i386.md (sse_mov?fcc*): New patterns and splitters.
1534 * i386.c (ix86_expand_movcc): Work post-reload; recognize
1535 the SSE based conditional moves.
1537 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
1539 * i386.md (attribute mode): Add "TI".
1540 (movsf_1): Add pxor support; remove constant propagation splitter.
1541 (movdf_integer): Likewise.
1542 (movdf_nointeger): Likewise.
1543 (movxf constant prop splitter): Handle all modes; update for SSE.
1544 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
1545 * i386.c (standard_80387_constant_p): Rewrite.
1546 (standard_sse_constant_p): New.
1547 * i386-protos.h (standard_sse_constant_p): New.
1549 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
1551 * i386.md (sse_setccsf, sse_setccdf): New.
1552 (sse_cmp* patterns): Use '%D' instead of outputtting condition
1554 * i386.c (sse_comparison_operator): Accept the supported unordered
1555 comparses; be ready for fast_math.
1556 (print_operand): Support 'D'.
1558 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
1560 * jump.c (reversed_comparison_code): Kill.
1562 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
1564 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
1567 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
1569 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
1570 add missing '%' in constraints.
1572 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
1574 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
1575 for HOST_BITS_PER_WIDE_INT == 32 too.
1577 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
1579 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
1581 (insert_save, insert_restore): New parameter save_mode.
1582 (init_caller_save): Update initialization of reg_save_code
1583 and reg_restore_code.
1584 (save_call_clobbered_regs): Compute save_modes and update calls to
1585 reg_save_code and reg_restore_code.
1586 (insert_restore): Unsignetize numbers; use save_modes to choose mode
1587 of spill; update use of reg_restore_code.
1588 (insert_save): Likewise.
1589 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1590 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1591 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1593 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1595 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
1596 noce_try_store_flag_inc, noce_try_store_flag_mask,
1597 noce_try_cmove_arith):
1598 Use reversed_comparison_code instead of reverse_comparison and
1599 can_reverse_comparison_p.
1601 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
1603 * jump.c (reversed_comparison_code_parts): Allow reversal of
1604 unordered compares in -ffast-math mode; reverse ordered compares
1605 for FP even w/o -ffast-math.
1607 2001-02-27 Richard Henderson <rth@redhat.com>
1609 * print-rtl.c (print_rtx) [i]: Don't print field five on
1610 NOTEs other than NOTE_INSN_DELETED_LABEL.
1612 2001-02-27 Zack Weinberg <zackw@stanford.edu>
1614 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
1615 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
1617 2001-02-27 Diego Novillo <dnovillo@redhat.com>
1619 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
1620 even if walk_subtrees is 0.
1621 * c-semantics.c (prune_unused_decls): Return a non-null value to
1622 stop traversing the tree chain.
1624 2001-02-27 DJ Delorie <dj@redhat.com>
1626 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
1627 register, *then* define it as the new CFA.
1629 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
1631 * pa.c (override_options): Promote -fpic to -fPIC.
1632 (legitimize_pic_address): Simplify due to removal of
1633 small PIC as a code generation option.
1634 (secondary_reload_class): Similarly.
1635 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1636 (PRINT_OPERAND_ADDRESS): Similarly.
1637 * pa.md (various patterns): Similarly.
1638 (small pic lo_sum pattern): Remove.
1640 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
1643 * md.texi (min, max): Document
1645 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
1647 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
1648 TARGET_PARTIAL_REG_DEPENDENCY.
1649 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
1651 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
1653 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
1655 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
1657 * mips.c (mips_make_temp_file): Fix thinko in last change.
1659 2001-02-26 Jason Eckhardt <jle@redhat.com>
1661 * combine.c (known_cond): Do not reverse the condition when
1662 SMAX/UMAX is being considered and the condition is for equality
1665 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
1667 2001-02-26 Philip Blundell <philb@gnu.org>
1669 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1671 * config/arm/linux-elf.h: Remove historical relics related to
1672 above configurations.
1673 * config/arm/linux-oldld.h: Delete.
1674 * config/arm/linux-elf26.h: Delete.
1676 2001-02-26 Jason Merrill <jason@redhat.com>
1678 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
1680 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
1681 recognize a tentative definition. Lose obsolete code.
1683 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
1684 variables unless necessary, either.
1686 2001-02-25 Richard Henderson <rth@redhat.com>
1688 * ifcvt.c (struct noce_if_info): Add test_bb.
1689 (noce_get_alt_condition): New.
1690 (noce_try_minmax, noce_try_abs): New.
1691 (noce_operand_ok): New.
1692 (noce_process_if_block): Use them.
1693 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
1695 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
1697 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
1700 2001-02-25 Zack Weinberg <zackw@stanford.edu>
1702 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
1703 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
1705 (mips_asm_file_end): Free temp_filename here.
1707 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1709 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
1710 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
1712 * config/i386/i386.md (movstrsi): Handle FAIL case.
1714 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
1716 * cppinit.c (builtin_array): Update.
1717 (init_builtins): Flag builtins to warn if redefined or
1718 undefined. Define __GXX_WEAK as a normal macro.
1719 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
1720 * cpplib.h (NODE_WARN): New flag.
1721 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
1722 Handle __STDC__ as a builtin only on Solaris.
1723 (warn_of_redefinition): Renamed from check_macro_definition.
1724 Reverse sense of test. Always warn if NODE_WARN.
1725 (_cpp_create_definition): Use warn_of_redefinition. Flag
1726 any macro beginning with "__STDC_" to require a mandatory
1727 warning if redefined or undefined.
1729 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1731 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
1732 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
1733 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
1734 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
1735 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
1736 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
1737 Don't define any of:
1738 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
1739 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
1740 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
1741 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
1742 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
1744 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
1745 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
1748 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
1749 Delete now-empty file.
1751 * alpha/vms.h: Define NEED_ATEXIT here...
1752 * alpha/xm-vms.h: ...not here.
1754 * i386/cygwin.h: Don't define PARAMS.
1755 * mips/mips.c: Don't prototype mktemp. Don't define
1756 P_tmpdir. Use make_temp_file to create temporary files.
1757 Don't be clever and delete temporary files early.
1758 * config.gcc: Drop references to deleted files. Don't define
1760 * gcc.texi: Don't mention USE_PROTOTYPES.
1762 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1764 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
1765 (ix86_set_move_mem_attrs_1): Likewise.
1766 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
1767 * config/i386/i386.md (movstrsi): Call it.
1769 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1771 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
1772 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
1773 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
1774 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
1776 (i750a-*-*): Error here if hosting on i750a.
1777 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
1779 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
1780 Remove (empty modulo comments).
1782 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
1783 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
1784 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
1785 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
1786 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
1787 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
1789 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
1790 Remove reference to winnt.h in comment.
1791 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
1793 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1795 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
1796 used to set another biv.
1798 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1800 * tree.h (BLOCK_DEAD): New macro.
1801 (struct tree_block): New flag, dead_flag.
1802 * print-tree.c (print_node, case 'b'): Print missing fields.
1803 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
1804 * function.c (identify_blocks): Enable test for misplaced notes.
1805 (all_blocks): Skip BLOCK_DEAD blocks.
1806 * integrate.c (integrate_decl_tree): Likewise.
1808 * errors.c (internal_error, trim_filename): New functions.
1809 (fancy_abort): Call internal_error.
1810 * errors.h (internal_error, trim_filename): New declarations.
1812 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
1814 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
1816 (EXTRA_CONSTRAINT): Formatting changes.
1818 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1820 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
1822 2001-02-23 Per Bothner <per@bothner.com>
1824 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
1825 so they can be called from java/jvspec.c.
1826 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
1828 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
1830 * i386.c (ix86_frame): New structure.
1831 (ix86_compute_frame_size): Kill.
1832 (ix86_compute_frame_layout): New.
1833 (ix86_save_reg): New.
1834 (ix86_can_use_return_insn_p): Use frame layout stuff.
1835 (ix86_expand_prologue): Likewise.
1836 (ix86_expand_epilogue): Likewise.
1837 (ix86_initial_elimination_offset): Likewise.
1838 (ix86_nsaved_regs): Use ix86_save_reg.
1839 (ix86_emit_save_regs): Likewise.
1841 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
1843 * flow.c (find_sub_basic_blocks): New function.
1844 (split_block): Be ready for basic block introduced by CODE_LABEL.
1845 (commit_one_edge_insertion): Call find_sub_basic_block.
1847 * flow.c (make_edges): Add edge from entry for blocks starting with
1848 label having ALTERNATE_NAME
1850 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
1852 * function.c (epilogue_done): Be ready for first basic block not
1853 containing PROLOGUE_END note.
1854 (reposition_prologue_and_epilogue_notes): Avoid placing
1855 PROLOGUE_END note between BASIC_BLOCK.
1857 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
1859 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
1861 2001-02-21 DJ Delorie <dj@redhat.com>
1863 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
1864 check for current_function_has_nonlocal_goto from 1999-11-12.
1866 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1868 * diagnostic.c (trim_filename): No longer static.
1869 * toplev.h (trim_filename): Declare.
1870 * rtl.c (rtl_check_failed_bounds): Call internal_error.
1871 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
1872 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
1873 (rtvec_check_failed_bounds): Likewise.
1874 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
1876 * convert.c (convert_to_integer): Don't do unsigned unless result or
1877 both inputs are unsigned.
1879 * fold-const.c (fold_convert): Don't call size_int_type_wide if
1882 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
1884 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
1886 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
1888 * Makefile.in (resource.o): Add params.h dependence.
1889 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
1890 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
1891 * resource.c: Add dependence on params.h.
1892 (current_live_regs): Fix explanatory comment.
1893 (find_basic_block): Add new parameter to permit limiting search
1895 (mark_target_live_regs): Add new argument to find_basic_block call.
1896 (incr_ticks_for_insn): Likewise.
1898 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1900 * diagnostic.c (output_to_stream): Rename to
1901 output_buffer_to_stream. Loses the stream parameter.
1902 (init_output_buffer): Set diagnosic_buffer's stream.
1903 (flush_diagnostic_buffer): Adjust.
1904 (default_print_error_function): Likewise.
1905 (finish_diagnostic): Likewise.
1906 (verbatim): Likewise.
1908 * diagnostic.h (struct output_buffer): Add `stream' field.
1909 (output_buffer_attached_stream): New macro.
1911 2001-02-23 Jakub Jelinek <jakub@redhat.com>
1913 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
1914 check if either operand is divisible by C.
1915 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
1916 If type is signed, consider negative numbers as well.
1918 2001-02-22 Richard Henderson <rth@redhat.com>
1920 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
1921 reach .text instead of gp-relative relocs.
1922 * config/ia64/crtend.asm (.init): Likewise.
1924 2001-02-22 Andreas Jaeger <aj@suse.de>
1926 * extend.texi (C++ Attributes): Fix typo.
1928 2001-02-21 David Mosberger <davidm@hpl.hp.com>
1930 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
1931 functions, drop current_function_args_info.words test.
1932 (ia64_compute_frame_size): Mark syscall_linkage functions as
1933 using eight input registers.
1935 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
1936 Bruce Korb <bkorb@gnu.org>
1938 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
1939 * fixinc/README: Document how to convert sed substitutions
1940 to format style c_fix-es.
1941 * fixinc/fixincl.x: regen
1943 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
1945 * gcc.c: Add comment explaining how to add a command-line option.
1946 Add title to specs language comment.
1948 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1950 * gcc.c (cc1_options): Add "-param".
1951 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
1952 (option_map): Likewise.
1953 * toplev.c (display_help): Add entry for "--param".
1954 (independent_decode_option): Fix typographical error.
1956 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
1957 Bernd Schmidt <bernds@redhat.com>
1958 Jan Hubicka <jh@suse.cz>
1960 * i386.c (function_arg_advance): Pass SSE arguments in registers.
1961 (function_arg): Likewise.
1963 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
1965 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
1967 2001-02-21 Kazu Hirata <kazu@hxi.com>
1969 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
1973 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
1975 * flow.c (init_propagate_block_info): Canon address and use single_set
1976 for killing dead memory stores.
1978 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1980 * Makefile.in (reorg.o): Add params.h dependence.
1981 * params.def: Fix typographical error in comment.
1982 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1983 * params.h: Modify introductory comment.
1984 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1985 * reorg.c: Add dependence on params.h.
1986 (redundant_insn): Add parameterized throttle for search.
1987 (fill_simple_delay_slots): Add a comment explaining a variable.
1988 Move conditional out of loop, simplifying code.
1989 (fill_eager_delay_slots): Fix typographical error in comment.
1991 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
1993 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
1995 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
1996 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
1998 2001-02-21 Jason Merrill <jason@redhat.com>
2000 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2001 (struct tree_decl): Add uninlinable bitfield.
2002 * c-decl.c (duplicate_decls): Set it.
2003 * integrate.c (function_cannot_inline_p): Check it.
2005 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2006 DW_AT_MIPS_linkage_name to abstract methods.
2007 (dwarf2out_abstract_function): Emit class context before calling
2008 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2009 (gen_subprogram_die): Remove obsolete code.
2010 (gen_member_die): Don't include clones in the member list.
2011 (gen_decl_die): Emit abstract info for clone origin.
2012 * dwarfout.c (output_type): Don't include clones in the member list.
2013 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2014 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2015 DECL_ABSTRACT on a function that already has it set.
2017 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2018 (get_subprogram_die): Pass it in.
2020 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2022 * flow.c (mark_set_1): Make not_dead unsigned long. For
2023 non-pseudos, use it as a bitmask of the hard regs that
2026 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2028 * cppfiles.c: Update comments.
2029 (_cpp_read_file): Don't check for NULL filenames any more.
2030 * cppinit.c (cpp_start_read): Don't do canonicalization of
2031 in_fname and out_fname. Use the passed file name exclusively.
2032 (_cpp_handle_options): Don't treat "-" as a command line option,
2033 but as a normal filename.
2034 (_cpp_post_options): Canonicalize in_fname and out_fname.
2035 * cppmain.c (printer_init): Don't check out_fname for NULL.
2036 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2037 (init_c_lex): Update, and use "" to represent stdin to CPP.
2040 2001-02-20 Will Cohen <wcohen@redhat.com>
2042 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2043 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2044 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2047 2001-02-20 Stan Shebs <shebs@apple.com>
2049 * config/rs6000/rs6000.c (output_cbranch): Output branches
2050 on separate lines instead of using ';' to separate.
2052 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2054 * cppinit.c (set_lang): Move builtin handling to...
2055 (init_builtins): ...here.
2056 (_cpp_create_reader): Move call to set_lang.
2058 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2060 * stmt.c (expand_return): If an attempt is made to return the
2061 error_mar_node, treat the return like a return without a value.
2063 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2065 * sibcall.c (skip_copy_to_return_value): Call
2066 identify_call_return_value here, and return orig_insn if it
2067 returns zero. Hardret and softret arguments now unnecessary.
2068 (call_ends_block_p): Don't call identify_call_return_value here.
2070 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2072 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2073 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2075 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2077 * pa.c (move_operand): Accept code to load the address of a
2078 symbol out of the DLT as a valid move operand.
2079 (print_operand, case 'A'): New to handle generating a DLT
2080 reference for a LO_SUM expression.
2081 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2082 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2084 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2086 * README, cpp.texi, gcc.texi, version.c: Update version number to
2088 * cpp.1, gcov.1, gcc.1: Regenerate.
2090 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2092 * cppfiles.c (stack_include_file): Generate dependencies
2093 here, and manage include_count here too.
2094 (PRINT_THIS_DEP): Delete.
2095 (_cpp_execute_include): Do not generate dependencies here,
2096 apart from the case of a missing header. Do not manage
2098 (_cpp_read_file): Leave dependency generation to
2101 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2103 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2104 target_cpu_default. Remove dead assignment to
2107 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2109 * regclass.c (contains_reg_of_mode): Make global.
2110 (init_reg_sets): Remove contains_reg_of_mode; take into account
2111 CLASS_MAX_NREGS when looking for the proper mode.
2112 (dump_regclass): Dump only classes considered for the pseudo.
2113 (regclass): Use contains_reg_of_mode.
2115 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2117 * gcc.c (do_spec_1): 'n' for printing notices.
2118 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2120 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2122 * reg-stack.c (next_flags_user): Use current_block->end
2123 (swap_rtx_condition): Look for next user if flags don't die;
2124 give up on CALL_INSNs; use current_block->end.
2126 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2128 * sibcall.c (call_ends_block_p): New function.
2129 (optimize_sibling_and_tail_recursive_call): Use it.
2131 2001-02-18 Kazu Hirata <kazu@hxi.com>
2133 * config/h8300/h8300.md: Update copyright.
2134 (andsi3): Do not output an extra newline character.
2136 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2138 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2139 FNDECL may be unused.
2141 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2142 follow jumps after first run.
2143 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2144 it doesn't change any jumps.
2146 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2148 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2149 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2150 (mostlyclean): Corresponding changes.
2151 * rtlanal.c (hard-reg-set.h): Include.
2152 (rtx_unstable_p): Do not treat the argument pointer specially
2153 if it is not a fixed register.
2154 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2156 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2158 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2159 against last real insn in basic block.
2160 Rework to avoid gotos.
2162 * Makefile.in (gcse.o): Now includes ggc.h.
2163 * gcse.c: Include ggc.h.
2164 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2165 (try_replace_reg): Remove warning of uninitialize variable.
2166 (process_insert_insn): Call invalid_insn_p to validate insn.
2167 * recog.c (insn_invalid_p): Now global.
2168 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2169 * recog.h (insn_invalid_p): New declaration.
2171 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2173 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2174 assignments from FP constants since 'Y' output code can't handle it.
2175 (eligible_for_sibcall_delay): Likewise.
2177 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2178 Call fancy_abort directly, passing args.
2179 (print_rtl_and_abort): Now a macro, like fancy_abort.
2181 * final.c (output_operand_lossage): Use internal_error, not error.
2183 2001-02-18 Shane Nay <shane@agendacomputing.com>
2185 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2186 structure shift insns.
2188 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2190 * invoke.texi (-fsquangle): Remove documentation.
2191 (-fname-mangling-version): Likewise.
2193 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2195 * optabs.c (expand_abs): Remove reference to
2196 HAVE_contitional_arithmetic.
2197 * combine.c (simplify_set): Likewise.
2199 2001-02-18 Richard Henderson <rth@redhat.com>
2201 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2204 2001-02-18 Richard Henderson <rth@redhat.com>
2206 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2208 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2210 * reload1.c (reload_cse_simplify_set): Fix typo.
2212 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2214 * diagnostic.c (_fatal_insn): Decrement errorcount.
2216 * invoke.texi (-I): Add note avoiding use for system header files.
2218 * rtl.h (add_clobbers): Remove duplicate declaration.
2219 * recog.h (added_clobbers_hard_reg_p): New declaration.
2220 * genemit.c (struct clobber_pat): New field has_hard_reg.
2221 (gen_insn): Record if added clobbers clobber hard reg.
2222 (gen_split): Avoid unused warning if number of operands is 0.
2223 (output_added_clobbers_hard_reg_p): New function.
2226 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2228 * pa.c (hppa_expand_prologue): Simplify code storing return
2229 pointer. For large (>=8k) frames with a post_store, adjust stack
2230 pointer by 8k-64 first rather than by 64. When testing with
2231 VAL_14_BITS_P, always use the actual value rather than the value
2232 negated. Add blockage to prevent scheduling of spills before
2233 stack frame has been created.
2234 (hppa_expand_epilogue): Simplify code loading return pointer.
2235 Allow a slightly larger range for merge_sp_adjust_with_load case.
2236 When testing with VAL_14_BITS_P, always use the actual value.
2238 * pa.c (pa_adjust_insn_length): Check that block move
2239 pattern is a set before looking at operands.
2241 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2243 * fold-const.c (fold_binary_op_with_conditional_arg): New
2244 function, split out from ...
2246 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2247 conditional arms that throw exceptions.
2249 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2252 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2254 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2255 define HAVE_DECL_* to 1 to mask potential backup declarations.
2256 * configure: Regenerated.
2258 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2260 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
2262 2001-02-17 Richard Henderson <rth@redhat.com>
2264 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2265 when replacing a memory load with a register.
2267 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2268 Jan Hubicka <jh@suse.cz>
2270 * recog.c (validate_replace_src_1): New.
2271 (validate_replace_src_data): Likewise.
2272 (validate_replace_src): Use note_uses.
2273 * rtl.h (note_uses): Declare.
2274 * rtlanal.c (note_uses): New.
2276 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
2278 * reg-stack.c (stack_def): Make field reg unsigned.
2279 (remove_regno_note): Unsignetize parameter.
2281 2001-02-16 Jes Sorensen <jes@linuxcare.com>
2283 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
2284 shladd_operand() call.
2286 2001-02-16 Bruce Korb <bkorb@gnu.org>
2287 Rodney Brown <RodneyBrown@mynd.com>
2289 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2290 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2291 machine restrictions
2292 * fixinc/fixincl.x: regen
2294 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2296 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
2298 (hash_scan_insn): Clean up calls to hash_scan_set.
2299 (compute_kill_rd): REGNO now unsigned.
2300 (try_replace_reg): Rework to use simplify_replace_rtx.
2301 (cprop_jump, cprop_cc0_jump): Likewise.
2302 (cprop_insn): Call find_reg_equal_equiv_note.
2303 Reflect changes to cprop_jump and cprop_cc0_jump.
2305 * recog.c (validate_replace_src): Replace in operands of
2306 ZERO_EXTRACT in SET_DEST.
2308 * cse.c (new_label_ref): New variable.
2309 (insert): Set it instead of recorded_label_ref.
2310 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
2311 CODE_LABEL for this function, and not already in REG_LABEL note.
2313 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
2315 * resource.c (mark_referenced_resources): Fix typo in introductory
2317 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
2320 2001-02-16 Jason Merrill <jason@redhat.com>
2322 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2324 (gen_subprogram_die): Don't abort on seeing a second definition if
2325 the previous one was abstract. Don't replace an abstract instance
2326 in the lookup table.
2328 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2329 gen_abstract_function.
2330 * dwarf2out.h: Declare it.
2331 * toplev.c (note_outlining_of_inline_function): New fn.
2332 * toplev.h: Declare it.
2333 * integrate.c (output_inline_function): Call it.
2334 * c-decl.c (duplicate_decls): Call it when redefining an extern
2335 inline. Don't inline the new defn.
2337 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2339 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2341 * .gdbinit: Rename to gdbinit.in.
2342 * gdbinit.in: New file,
2343 * configure.in: Generate .gdbinit from gdbinit.in.
2344 * configure: Regenerated.
2345 * Makefile.in (distclean): Always remove .gdbinit.
2347 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2349 * objc/objc-act.c (start_class): Register implemented_classes with
2352 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2354 * cppfiles.c (_cpp_make_system_header): Generate a file
2357 2001-02-15 Jim Meyering <meyering@lucent.com>
2359 * Makefile.in (install-common): Don't depend on installdirs here.
2360 Instead, make each of the lang.install-common targets (e.g.,
2361 c++.install-common in cp/Make-lang.in) depend on it.
2362 (install-driver): Depend on installdirs.
2364 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2366 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2368 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2371 2001-02-15 Mark Mitchell <mark@codesourcery.com>
2373 * invoke.texi (--param): Document.
2375 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
2377 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2379 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
2381 * i386.md (extendsfdf2_2): Fix constraints.
2383 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
2385 * i386.md (fop_df_3 splitter): Fix operand number.
2387 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
2389 * invoke.texi (-mreg-alloc): Nuke.
2390 * i386.c (ix86_reg_alloc_order, regs_allocated,
2391 order_regs_for_local_alloc): Nuke.
2392 (override_options): Kill reg_alloc code.
2393 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
2394 (REG_ALLOC_ORDER): SSE goes before I387.
2395 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
2396 (ix86_reg_alloc_order): Likewise.
2397 * i386-protos.h (ix86_reg_alloc_order): Kill.
2399 2001-02-14 Richard Henderson <rth@redhat.com>
2401 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2403 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
2405 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2407 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
2409 * i386-protos.h (ix86_memory_move_cost): Move offline.
2410 * i386.c (ix86_register_move_cost): Compute properly cost of
2411 SSE, MMX and i387 instructions.
2412 (*_cost): Add costs of SSE/MMX moves.
2413 (ix86_memory_move_cost): Move offline from ....; Likewise.
2414 * i386.h (MEMORY_MOVE_COST): .... here;
2415 (struct processor costs): Add new fields to represent costs
2418 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
2420 * regclass.c (init_reg_sets_1): Reinstall the optimization of
2421 move_cost together with Matt Kraai's fix.
2423 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2425 * Makefile.in (OBJS): Add params.o.
2427 2001-02-14 Richard Henderson <rth@redhat.com>
2428 DJ Delorie <dj@redhat.com>
2430 * jump.c (jump_optimize_1): When we delete a conditional jump
2431 preceeding a non-conditional jump to effectively the same place,
2432 make sure that the combined jump skips any clobber insns between
2435 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2437 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
2439 2001-02-14 Mark Mitchell <mark@codesourcery.com>
2441 * Makefile.in (toplev.o): Depend on params.h.
2442 (intergate.o): Likewise.
2443 (params.o): New target.
2444 * flags.h (inline_max_insns): Remove.
2445 * integrate.c: Include params.h.
2446 Use MAX_INLINE_INSNS instead of inline_max_insns.
2447 * params.c: New file.
2448 * params.h: Likewise.
2449 * params.def: Likewise.
2450 * toplev.c: Include params.h.
2451 (lang_independent_params): New variable.
2452 (decode_f_option): Use the param machinery instead of setting
2454 (independent_decode_option): Handle "--param name=value".
2455 (main): Register language-independent parameters.
2457 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
2459 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
2461 2001-02-14 Richard Henderson <rth@redhat.com>
2463 * regclass.c (init_reg_sets_1): Revert last two changes.
2465 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2467 * stor-layout.c (is_pending_size, put_pending_size): New functions.
2468 (variable_size): Call put_pending_size.
2469 * tree.h (is_pending_size, put_pending_size): Add prototypes.
2470 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
2471 sizes list, put newly created SAVE_EXPR there as well.
2473 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2475 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
2476 (errata_find_address_regs): load_group has only 2 entries.
2477 (errata_emit_nops): Likewise. shladd is not problematic.
2478 Clear last_group if nop was emitted.
2479 (fixup_errata): load_group has only 2 entries.
2482 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
2484 * c-lex.c (lex_number): Only warn traditionally for U suffix
2485 outside system macros.
2486 * cppexp.c (parse_number): Similarly.
2487 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
2488 * cppmacro.c (struct cpp_macro): New member node.
2489 (parse_args): Only warn about missing rest args if not
2491 (funlike_invocation_p): Similarly for uninvoked funlike macros.
2492 (cpp_sys_objmacro_p): New.
2493 (_cpp_create_definition): Store the node with the macro defn.
2494 Remember if the macro is defined in a system header.
2496 2001-02-13 DJ Delorie <dj@redhat.com>
2498 * configure.in (check_languages): determine languages to check
2499 * Makefile.in (check-c++): alias for check-g++
2500 (check-f77): alias for check-g77
2501 (CHECK_TARGETS): depend on configured languages
2503 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
2505 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2506 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2507 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2508 (sqrtextendsfdf2): Disable for SSE2.
2510 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2512 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2513 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2514 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2515 (sqrtextendsfdf2): Disable for SSE2.
2517 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
2519 * i386.md (movsfcc_1): Support integer cmove instruction.
2520 (movdfcc_1): Likewise; new splitter.
2522 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
2524 * i386.c (output_fp_compare): Support SSE.
2525 (prepare_fp_compare_args): SSE comparisons always support memory.
2526 * i386.h (TARGET_CMOVE): SSE imply cmove.
2527 * i386.md (cmp?f2): Enable for SSE too.
2528 (cmpfp_i*): Support SSE.
2530 (cmpfp_i_sse_only): New.
2531 (s*, b* fp expanters): Enable for SSE too.
2532 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
2535 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
2537 * regclass.c (init_reg_sets_1): Silence warning.
2539 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
2541 * i386.md (sqrt?f2): Change to expander.
2542 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
2544 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2546 * rtlanal.c (find_reg_equal_equiv_note): New function.
2547 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
2548 (simplify_gen_relational, simplify_replace_rtx): Likewise.
2549 * rtl.h: Add declarations for above functions.
2551 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
2553 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
2555 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
2556 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
2557 * flow.c (mark_regs_live_at_end): Likewise.
2558 (calculate_global_regs_live): Likewise.
2559 * gcse.c (compute_hash_table): Likewise.
2560 (compute_kill_rd): Likewise.
2561 * resource.c (mark_target_live_regs): Likewise.
2562 * rtl.h (INVALID_REGNUM): New macro.
2564 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
2566 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
2568 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
2570 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
2573 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
2575 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
2577 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
2578 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
2579 (fop_sf_1_sse, fop_df_1_sse): New patterns
2580 (fop_*): Disable float_extend and float patterns for SSE compilation.
2581 * i386.c (output_387_binary_op): Support SSE.
2583 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
2585 * i386.md (dummy_extendsfdf2): Support SSE2
2586 (extendsfdf2): Enable if 80387 or SSE2.
2587 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
2588 and no MIX_I387_SSE2
2589 (extendsfdf2_1_sse_only): New pattern.
2590 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
2592 (truncdfsf2_1): Support SSE.
2593 (truncdfsf2_2): Support SSE.
2594 (truncdfsf2_2_1_sse): New pattern.
2595 (fixtruncsfsi2): Always use SSE if available.
2596 (fix_truncsfsi_sse): New pattern.
2597 (fix_truncdfsi_sse): New pattern.
2598 (floatsis?f2): Support SSE.
2599 (floatsidf2_i387): New pattern.
2600 (floatsidf2_sse): Likewise.
2602 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2604 * configure.in: Use "have_gnat" variable, not "gnat".
2605 * configure: Regenerated.
2607 * config/sparc/sparc.c (function_value): Treat all non-record
2608 aggregate types like used to treat UNION_TYPE.
2610 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
2612 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
2613 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
2615 (MASK_MIX_SSE_I387): New.
2616 (TARGET_SSE): SSE2 imply SSE.
2617 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
2618 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
2619 (enum reg_class): Add new classes.
2620 (REG_CLASS_NAMES): Likewise.
2621 (REG_CLASS_CONTENTS): Likewise.
2622 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
2623 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
2624 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
2625 (CLASS_MAX_NREGS): Use new macros.
2626 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
2627 * i386.md (pushsf, movsf): Support SSE.
2628 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
2629 splitters to use ANY_FP_REGNO_P.
2630 (movdf_nointeger, movdf_integer): Likewise.
2632 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2634 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2635 (try_combine): Use it.
2637 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
2639 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
2640 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
2641 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
2642 (REGISTER_MOVE_COST): Likewise.
2643 * i386-protos.h (ix86_secondary_memory_needed,
2644 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
2645 * i386.c (ix86_secondary_memory_needed,
2646 ix86_preferred_reload_class, ix86_register_move_cost): New function.
2648 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
2650 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
2651 (HARD_REGNO_MODE_OK): Move offline to ....
2652 * i386.c (ix86_hard_regno_mode_ok) ... here;
2653 refuse all incorrect modes.
2654 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
2656 2001-02-13 Richard Henderson <rth@redhat.com>
2658 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2659 entire operator; replicate that and match_dup the operands.
2660 (cmp_ccx_arith_op_set): Likewise.
2661 (cmp_cc_arith_op_not_set): Likewise.
2662 (cmp_ccx_arith_op_not_set): Likewise.
2664 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2666 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
2668 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2670 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
2671 (TARGET_NO_BITFIELD_WORD): New macro.
2672 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
2673 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
2675 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2677 * cselib.c: New file, from simplify-rtx.c.
2678 * simplify-rtx.c: Remove cselib parts.
2679 * Makefile.in: Add cselib.o.
2681 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2683 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2684 (setup_incoming_varargs): Remove warning.
2686 * config/rs6000/rs6000.c (validate_condition_mode): When
2687 flag_fast_math, allow floating-point conditionals to be reversed.
2688 (rs6000_generate_compare): When flag_fast_math, don't generate
2689 cror operations for FP conditionals.
2691 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
2693 (ASM_SPEC): Likewise.
2694 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
2695 (CC1_SPEC): Likewise.
2696 (LINK_TARGET_SPEC): Likewise.
2697 (CPP_ENDIAN_SPEC): Likewise.
2698 * Makefile.in (check-consistency): New target.
2700 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
2702 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
2703 "return type defaults" warning for functions with return type
2705 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
2706 function declarations by default rather than only when pedantic.
2708 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
2710 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
2713 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2715 * extend.texi (Deprecated): Deprecate new initializer lists.
2717 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2719 * mkdeps.c (deps_add_default_target): Robustify. Add
2720 basename component only.
2721 * cpp.texi (-M): Describe how default target is generated.
2722 * invoke.texi (-M): Likewise.
2724 2001-02-12 Kazu Hirata <kazu@hxi.com>
2726 * toplev.c (push_float_handler): Remove.
2727 (pop_float_handler): Remove.
2728 * toplev.h: Remove prototypes for the above functions.
2730 2001-02-12 Jakub Jelinek <jakub@redhat.com>
2732 * c-common.c (constant_fits_type_p): New function.
2733 (convert_and_check): Use it.
2735 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2737 * Makefile.in (GXX_ABI_FLAG): Don't define.
2738 * configure.in (--enable-new-gxx-abi): Remove option.
2739 * config.in: Regenerated.
2740 * configure: Likewise.
2742 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
2744 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
2746 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
2747 regular basic block, and arrange for all edges into it to switch
2750 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2752 * Makefile.in (distclean): Do not remove .gdbinit.
2754 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2756 * Makefile.in (gcc.o): Fix typos.
2757 (protize.o): Likewise.
2758 (unprotoize.o): Likewise.
2760 2001-02-11 Richard Henderson <rth@redhat.com>
2762 * tree.c (build1): Check for null operand in last change.
2764 2001-02-11 Richard Henderson <rth@redhat.com>
2766 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
2767 (fold): Don't assume a constant isn't foldable.
2768 * tree.c (build): Set TREE_CONSTANT for an expression with no
2769 side-effects and constant operands.
2772 2001-02-10 Richard Henderson <rth@redhat.com>
2774 * jump.c (squeeze_notes): Revert 2000-05-12 change.
2776 2001-02-10 Anthony Green <green@redhat.com>
2778 * cpp.texi (Standard Predefined): Add documentation for
2781 * c-common.c (combine_strings): Improve warning message.
2783 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
2785 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
2787 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
2789 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
2791 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
2794 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2796 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
2799 2001-02-09 Nick Clifton <nickc@redhat.com>
2801 * config/arm/arm.md: Change output contraint on post inc
2802 load/store multiple patterns to be a read/write contraint.
2804 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
2806 * gcc.c (cpp_options): Delete .d files on error. Don't delete
2807 .o files when using the -M options.
2809 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2810 David Edelsohn <edelsohn@gnu.org>
2812 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
2813 handle DImode constants. Use one TOC entry for SImode and smaller
2814 constants, aligned properly.
2816 2001-02-08 Jason Merrill <jason@redhat.com>
2818 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
2819 about the SP adjustment for saving the static chain pointer.
2820 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
2821 offset when setting a temporary CFA register.
2823 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
2825 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
2826 powerpc-*-chorusos* .
2827 * config/rs6000/chorus.h : New file.
2828 * config/i386/chorus.h : New file.
2829 * config/sparc/chorus.h : New file.
2830 * config/sparc/t-chorus-elf : New file.
2832 2001-02-08 David Edelsohn <edelsohn@gnu.org>
2834 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
2835 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
2836 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
2837 (__WCHAR_TYPE__): Correct macro name.
2839 2001-02-08 Richard Henderson <rth@redhat.com>
2841 * config/i386/i386.c (ix86_frame_pointer_required): New.
2842 (ix86_setup_frame_addresses): New.
2843 (struct machine_funciton): Add accesses_prev_frame.
2844 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
2845 ix86_frame_pointer_required.
2846 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
2847 (SETUP_FRAME_ADDRESSES): New.
2848 * config/i386/i386-protos.h: Update.
2849 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
2850 from FRAME_POINTER_REQUIRED.
2851 * config/i386/svr3gas.h: Likewise.
2852 * config/i386/sysv3.h: Likewise.
2853 * config/i386/v3gas.h: Likewise.
2855 2001-02-08 Richard Henderson <rth@redhat.com>
2857 * config/sparc/sparc.c (function_arg_record_value_3): Fix
2858 calculation of the number of integer registers required.
2859 (function_arg_record_value): Likewise.
2861 2001-02-08 Jason Merrill <jason@redhat.com>
2863 * diagnostic.c (internal_error): Say "confused" after 1 error, not
2864 two. Print file and line with "confused" message.
2866 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
2868 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2870 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
2872 2001-02-08 Bernd Schmidt <bernds@redhat.com>
2874 * final.c (cleanup_subreg_operands): The address of a MEM can
2877 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
2880 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
2882 * gcc.texi (Incompatibilities): Update documentation of
2883 preprocessing numbers.
2885 2001-02-07 Jakub Jelinek <jakub@redhat.com>
2887 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
2889 2001-02-07 Mark Mitchell <mark@codesourcery.com>
2891 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
2893 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
2894 * gcc.c (struct compiler): Add cpp_spec field.
2895 (input_file_compiler): New variable.
2896 (do_spec_1): Allow a particular compiler to handle `%C'
2898 (main): Store the current compiler in input_file_compiler.
2899 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
2901 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
2903 * cpphash.h (struct spec_nodes): Add n_true and n_false.
2904 * cppinit.c (cpp_create_reader): Initialize them.
2905 (append_include_chain): cxx_aware arg might be unused.
2906 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
2907 keywords and give them their phase 7 meaning. Pedwarn about
2908 this unless '__bool_true_false_are_defined' is defined.
2910 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2912 * lcm.c (optimize_mode_switching): Emit mode_set before the
2913 JUMP_INSN of an abnormal edge.
2915 2001-02-07 Bernd Schmidt <bernds@redhat.com>
2917 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
2918 a scheduling barrier at the end.
2920 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
2922 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2924 * config/sh/sh.md (reload_outsf): Removed.
2925 (movsf_ie): Introduce constraints for FPUL loads and stores.
2926 (reload_insf): Broaden the output constraint.
2928 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
2930 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2931 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
2933 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
2935 * final.c: Revert my previous changes.
2936 * output.h: Make profile_label_no extern.
2937 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
2938 for generating label.
2940 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
2942 * config/i386/djgpp.h: Add comments about standard paths.
2943 (MD_EXEC_PREFIX): Undefine before defining.
2944 (MD_STARTFILE_PREFIX): New.
2946 2001-01-30 Bruce Korb <bkorb@gnu.org>
2948 fixinc/fixincl.c(process): Emit error message only if appropriate :)
2949 (load_file): do not rely on load_file_data() to close file pointer
2950 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
2951 fixinc/inclhack.def(irix_limits_const): add test_text
2953 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2955 * cppexp.c (parse_defined): Improve diagnostics for invalid
2958 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2960 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
2962 2001-02-06 Mark Mitchell <mark@codesourcery.com>
2964 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
2965 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
2966 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
2967 (rs6000_output_symbol_ref): New function.
2968 (output_toc): Use VTABLE_NAME_P.
2970 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2972 * print-tree.c (print_node, case PARM_DECL):
2973 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
2975 * stor-layout.c (reference_types_internal): New variable.
2976 (internal_reference_types): New function.
2977 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
2978 * tree.h (internal_reference_types): New declaration.
2980 * cse.c (find_best_addr): Fix typo in computing cost.
2982 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2984 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
2985 and this is the sum of a pointer and a constant, we know the result
2987 (num_sign_bit_copies, case PLUS): Likewise.
2988 * explow.c (convert_memory_address): Remove opposite SUBREG.
2989 * function.c (instantiate_new_reg): New function (from common code).
2990 (instantiate_virtual_regs_1): Call it.
2991 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
2992 if pointers sign- or zero-extend.
2993 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
2994 If pointers extend unsigned, use inside of SUBREG.
2995 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
2997 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
2999 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
3000 subdir of gcc_gxx_include_dir.
3001 (gcc_gxx_target_include_dir): Remove.
3003 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
3005 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
3006 (dwarf2out_frame_debug_expr): Revise introductory comments to add
3007 a high-level description.
3009 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
3011 * final.c: Move the declaration of profile_label_no to ...
3012 * output.h: ... here.
3013 * function.c (expand_function_start): Call PROFILE_HOOK.
3014 * config/rs6000/aix.h: Define PROFILE_HOOK.
3015 * config/rs6000/rs6000-protos.h: output_profile_hook new.
3016 * config/rs6000/rs6000.c (output_profile_hook): Define.
3017 (output_prolog): Do nothing for ABI_AIX as it is taken care by
3018 output_profile_hook.
3019 tm.texi : Explain new macro PROFILE_HOOK.
3021 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3023 * extend.texi (Extended Asm): Do not say that semicolon is always
3024 a valid line-breaking character for GNU assemblers. Use
3025 newline-tab as the most commonly supported syntax. Use
3026 newline-tab rather than semicolon in multi-insn examples.
3028 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3030 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3032 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3033 David Edelsohn <edelsohn@gnu.org>
3035 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3036 code for AIX, even without flag_pic.
3038 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3040 * c-typeck.c (common_type): push and pop binding level around
3041 calling common_type on function parameters.
3043 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3045 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3047 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3049 * config/mips/mips.c (override_options): Fix typo in last change.
3050 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3051 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3053 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3055 * invoke.texi (-fdump-class-layout): Document.
3056 (-fdump-translation-unit): Use `=' as filename separator.
3058 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3060 * Makefile.in (s-mlib): Don't build multilibs if
3062 (DRIVER_DEFINES): Adjust accordingly.
3064 (protoize.o): Likewise.
3065 (unprotoize.o): Likewise.
3066 * configure.in: Recognize --enable-multilib.
3068 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3070 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3072 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3073 * configure.in: Remove --enable-libstdcxx_v3 support.
3074 * configure: Regenerated.
3076 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3078 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3079 Call abort instead of fatal.
3080 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3081 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3082 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3083 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3084 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3085 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3087 * diagnostic.h (set_internal_error_function): Renamed.
3088 * toplev.h (internal_error): Renamed from fatal.
3089 (pfatal_with_name): Deleted.
3090 (fatal_io_error): Now has printf-style arguments.
3091 * diagnostic.c (pfatal_with_name): Deleted.
3092 (fatal_io_error): Rework to have args in printf-style.
3093 (set_internal_error_function): Renamed from set_fatal_function.
3094 (internal_error): Renamed from fatal.
3095 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3096 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3097 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3098 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3099 * flow.c (verify_flow_info): Likewise.
3100 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3101 * config/mips/mips.c (save_restore_insns): Likewise.
3103 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3104 * flow.c (verify_flow_info): Likewise.
3105 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3106 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3107 (avr_normalize_condition): Likewise.
3108 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3109 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3110 (limit_reload_class, double_reg_to_memory): Likewise.
3111 (print_operand_address, emit_1600_code_shift): Likewise.
3112 (gen_tst_reg, gen_compare_reg): Likewise.
3113 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3114 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3116 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3118 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3119 * objc/objc-act.c (build_ivar_chain): Likewise.
3120 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3122 * graph.c (clean_graph_dump_file): Likewise.
3123 * profile.c (init_branch_prob): Likewise.
3124 * objc/objc-act.c (objc_init): Likewise.
3126 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3127 * config/avr/avr.c (avr_override_options): Likewise.
3128 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3129 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3130 * config/h8300/h8300.c (h8300_init_once): Likewise.
3131 * config/mips/mips.c (override_options): Likewise.
3132 * config/i386/i386.c (override_options): Likewise, rework.
3133 * config/m68k/m68k.c (override_options): Likewise.
3135 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3137 * config/mips/mips.c (print_operand): Likewise.
3138 * hash.c (hash_allocate): Don't check for failure returns from
3139 obstack functions that can't fail.
3140 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3141 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3142 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3143 (get_object_reference): Likewise.
3145 2001-02-04 Nick Clifton <nickc@redhat.com>
3147 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3148 StrongARM1110, 10TDMI, and 1020T.
3150 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3152 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3154 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3156 * config/sh/sh.md (movdf load split): Pass register number to
3157 FP_OR_XD_REGISTER_P.
3159 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3161 * cppinit.c (BC): New macro.
3162 (builtin_array): Add __GXX_WEAK__.
3163 * cpplib.h (builtin_type): Add BT_WEAK.
3164 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3165 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3166 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3168 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3170 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3172 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3174 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3175 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3177 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3179 * cpphash.h: Rename ALIGN _ALIGN.
3180 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3182 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3184 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3185 compilation environment.
3186 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3187 control over location of cygwin includes and libs.
3189 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3191 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3193 2001-02-02 lars brinkhoff <lars@nocrew.org>
3195 * md.texi (Standard Names): remove reference to spur.md.
3197 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3199 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3200 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3201 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3202 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3203 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3205 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3207 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3208 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3209 number before reload.
3210 (c4x_adjust_cost): Return zero before reload.
3211 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3212 split before reload.
3214 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3216 * c4x.c (c4x_hard_regno_rename_ok): New.
3217 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3218 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3220 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3222 * diagnostic.h: Add missing "extern" in all declarations.
3224 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3226 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3227 as for gcc_gxx_include_dir.
3229 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
3231 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
3233 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3235 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
3236 label before alignment to be used as the braf base address.
3237 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
3239 (casesi_jump_2): Require at least TARGET_SH2.
3241 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
3242 truncation to 32-bit doubles on -m3e and -m4-single-only.
3244 2001-02-02 Mark Mitchell <mark@codesourcery.com>
3246 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
3247 the default when building a shared object.
3248 (init_spec): Use it.
3249 * testsuite/lib/g++.exp: Include the directory where libgcc
3250 is located to the LD_LIBRARY_PATH list.
3251 * invoke.texi (-shared-libgcc): Document the cases in which
3252 GCC defaults to using the shared libgcc.
3254 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3256 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
3257 unsigned is wide enough.
3259 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
3260 (si_to_float): Likewise.
3261 (float_to_si, float_to_usi): Use BITS_PER_SI.
3263 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3265 * dwarf2out.c: Added explanation of abbreviations.
3266 (def_cfa_1): Added comments listing DWARF2 instructions.
3267 (cfa_temp_reg): Removed in favor of cfa_temp.
3268 (cfa_temp_value): Removed in favor of cfa_temp.
3269 (cfa_temp): New global variable.
3270 (dwarf2out_frame_debug_expr): Added extensive introductory
3271 comments explaining the function's transformations. Revised to
3272 use cfa_temp. Added some rtx checking. Generalize IOR case.
3273 (dwarf2out_frame_debug): Revised to use cfa_temp.
3274 (output_aranges): Cast as "unsigned" to avoid warning.
3275 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
3276 explain which instructions must be marked.
3278 2001-02-01 Richard Henderson <rth@redhat.com>
3280 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
3283 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3285 * config/sh/crt1.asm (main_k): Modified so that start calls
3286 ___setup_argv_and_call_main.
3288 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
3290 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
3291 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
3292 and AVOID_LPASTE is cleared on meeting an unescaped newline.
3293 * cppmacro.c (builtin_macro): Set builtin flags here.
3294 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
3295 (replace_args): Clarify intent.
3296 (cpp_get_token): Macro expansion tokens get the saved flags.
3298 * cppmain.c (scan_buffer): Remove now-redundant print.printed
3301 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3303 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
3306 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3308 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
3309 returns Pmode pseudo, but we need ptr_mode.
3310 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
3311 Remove bogus conversions; use HOST_WIDE_INT for size.
3312 Don't use TARGET if wrong mode.
3314 * config/i386/i386.c (ix86_compute_frame_size): Allow
3315 stack_alignment_needed to be non-default even if size is zero.
3317 2001-01-31 Alan Modra <alan@linuxcare.com.au>
3319 * (hppa_init_pic_save): Emit the pic offset table
3320 reg save after last_parm_insn.
3321 * pa.c (hppa_init_pic_save): New function.
3322 * pa.h (hppa_init_pic_save): Declare.
3323 * pa.md (call, call_value, sibcall, sibcall_value): Use
3324 the above instead of duplicated code.
3326 * pa.c (hppa_encode_label): Correct size of alloca buffer
3327 so we don't overrun it. Correct leading `*' case.
3328 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
3329 need to handle `*@'.
3330 (FUNCTION_NAME_P): Likewise.
3332 2001-01-31 Richard Henderson <rth@redhat.com>
3334 * config.gcc (alpha-osf5): Use float-i128.h.
3336 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
3337 * config/float-i32.h: Likewise.
3338 * config/float-i64.h: Likewise.
3339 * config/float-sh.h: Likewise.
3340 * config/float-sparc.h: Likewise.
3342 2001-01-31 DJ Delorie <dj@redhat.com>
3344 * expmed.c (extract_bit_field): allow non-integral modes if we
3345 want to extract a whole register from itself.
3347 2001-01-31 Jakub Jelinek <jakub@redhat.com>
3349 * c-typeck.c (set_init_index): If first is equal to last, assume as
3350 if it was not a range at all.
3352 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3354 * config/fp-bit.c: Include tm.h.
3355 (float_to_si): Don't assume SImode is 32-bits wide.
3356 (float_to_usi): Likewise.
3358 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
3360 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
3362 (typename): Call pending_xref_error after parsing typed_typespecs.
3363 * c-decl.c (lookup_tag): Give error immediately rather than
3364 leaving it pending if the tag of the wrong type is in the same
3366 (xref_tag): Don't pedwarn for forward declarations of enum types
3368 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
3371 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3373 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
3375 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3377 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
3378 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
3380 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3382 * cpphash.h (struct cpp_reader): New saved_flags.
3383 * cppmacro.c (cpp_get_token): Use saved_flags to remember
3384 to avoid a paste after a pasted token.
3386 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3388 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
3389 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
3390 Wtype_MIN instead of LONG_MIN.
3392 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3394 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
3396 * fixinc/fixincl.x: Regenerated.
3397 * fixinc/inclhack.def (irix_limits_const): New definition to
3398 convert "const" to "__const" in limits.h.
3400 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3402 * fixinc/genfixes (AG): Fix "autogen4" thinko.
3404 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3406 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
3407 when register dies in the insn.
3409 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3411 * diagnostic.c (fatal): Fix word wrap.
3413 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
3415 * combine.c (try_combine): Fix SUBREG setting for
3416 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
3418 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3420 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
3423 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3425 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
3427 * toplev.c (decode_W_option): Update warn_larger_than
3428 unconditionally for each processed switch.
3430 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3432 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
3434 (hppa_expand_prologue): Delete code to save pic offset table register
3435 in the function prologue.
3436 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
3437 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
3438 table register at the beginning of the function after the prologue.
3440 2001-01-29 lars brinkhoff <lars@nocrew.org>
3442 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
3444 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3445 Jeff Law <law@redhat.com>
3447 * pa.md (return): Revise comment for trivial return.
3448 (return_internal): Non-trivial return pattern for non-PIC code.
3449 (return_internal_pic): Non-trivial return pattern for PIC code.
3450 It uses the PIC register to ensure it is restored after
3452 (epilogue): Generate appropriate return for PIC and non-PIC code.
3454 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
3456 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
3458 2001-01-29 DJ Delorie <dj@redhat.com>
3460 * combine.c (if_then_else_cond): Pass the correct mode to
3461 operand_subword() for constants.
3463 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
3465 * config/i386/cygwin.h: Add w32api to include search. Search different
3466 directories in a cross-build environment.
3468 2001-11-29 Tim Josling <tej@melbpc.org.au>
3470 * tree.h (TYPE_STUB_DECL): Add documentation.
3472 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
3474 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
3475 (sdbout_field_types): Likwise. Fix use of host_integerp.
3477 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
3479 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
3482 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
3484 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
3485 to use flag_gnu_linker.
3487 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3489 * cpplib.c (T_BAD_DIRECTIVE): Remove.
3490 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
3492 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
3494 * tree.c, tree.h (build_parse_node): Remove; was identical to
3496 * c-lang.c (start_cdtor), objc/objc-act.c
3497 (build_module_descriptor): Use build_nt instead of
3500 2001-01-29 Jakub Jelinek <jakub@redhat.com>
3502 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
3503 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
3504 not have any upper bits set.
3506 2001-01-29 Phil Edwards <pme@sources.redhat.com>
3508 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
3510 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3512 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
3514 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
3516 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
3517 (integer_minus_one_node): Define.
3519 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
3521 * Makefile.in (bootstrap2-lean): Fix typo.
3523 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
3525 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
3526 : Don't set fe_value.
3527 * cpplib.h (AVOID_LPASTE): New flag.
3528 (struct cpp_hashnode): Remove fe_value.
3529 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
3530 * cppmacro.c (builtin_macro): Don't set flags here.
3531 (replace_args): Set AVOID_LPASTE flag on first token of an
3532 argument, and the token following it.
3533 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
3534 macro expansion, and on the token following it. Do it for
3536 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
3538 2001-01-27 Richard Henderson <rth@redhat.com>
3540 * config/alpha/t-ieee: Remove multilibbing.
3541 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3543 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3545 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
3547 * Makefile.in: Remove all dependencies on defaults.h.
3548 * builtins.c: Don't include defaults.h.
3549 * c-common.c: Likewise.
3550 * c-decl.c: Likewise.
3551 * c-pragma.c: Likewise.
3552 * c-typeck.c: Likewise.
3553 * combine.c: Likewise.
3555 * frame-ia64.c: Likewise.
3556 * cppexp.c: Likewise.
3557 * crtstuff.c: Likewise.
3558 * dbxout.c: Likewise.
3559 * dwarf2out.c: Likewise.
3560 * dwarfout.c: Likewise.
3561 * emit-rtl.c: Likewise.
3562 * except.c: Likewise.
3564 * final.c: Likewise.
3565 * frame-dwarf2.c: Likewise.
3566 * libgcc2.c: Likewise.
3567 * optabs.c: Likewise.
3568 * profile.c: Likewise.
3569 * sdbout.c: Likewise.
3570 * toplev.c: Likewise.
3571 * tradcif.y: Likewise.
3573 * varasm.c: Likewise.
3575 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3577 * builtins.c (expand_builtin_fputs): Use size_one_node when
3578 transforming into fwrite.
3580 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3582 * extend.texi (Attribute Syntax): New section.
3584 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3586 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3587 they didn't need fixing.
3589 2001-01-27 Janis Johnson <janis@us.ibm.com>
3591 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3593 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3594 to remove macro definitions that are duplicated from elfos.h.
3596 2001-01-27 Richard Henderson <rth@redhat.com>
3598 * config/i386/sco5gas.h: Move ...
3599 * config/usegas.h: ... here.
3600 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3602 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3604 * c-typeck.c (struct constructor_stack): Add range_stack member.
3605 (really_start_incremental_init): Clear it.
3606 (push_init_level): Save constructor_range_stack and clear it if
3607 pushing explicit braces.
3608 (pop_init_level): abort if constructor_range_stack is non-zero at
3609 explicit closing brace. Restore saved constructor_range_stack if
3612 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3614 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3615 into register was forced into memory.
3617 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3619 * Makefile.in: Remove uses of + before $(MAKE).
3621 2001-01-26 Richard Henderson <rth@redhat.com>
3623 * stmt.c (cost_table): Remove.
3624 (COST_TABLE, cost_table_initialized): New.
3625 (estimate_case_costs): Use the later instead of the former.
3626 (balance_case_nodes): Likewise.
3628 2001-01-26 Richard Henderson <rth@redhat.com>
3630 * alias.c (objects_must_conflict_p): Read-only slots may not
3631 conflict despite having the same type.
3633 2001-01-27 Michael Hayes <mhayes@redhat.com>
3635 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3637 (check_ext_dependant_givs): Initialise u_start_val and
3639 (load_mems): Make last_max_reg unsigned.
3640 (try_swap_copy_prop): Use INSN_P and initialise set.
3642 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3644 * README.AVR : Removed.
3646 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3648 * pa-64.h (text_section): Remove declaration.
3650 * pa.md (return_internal): Remove mode on PIC register use.
3652 2001-01-25 lars brinkhoff <lars@nocrew.org>
3654 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3655 ASM_CLOSE_PAREN): fix typos.
3657 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3659 * acconfig.h: Define `const' to the empty string if neither
3660 __STDC__ nor __cplusplus is defined.
3661 * config.in: Regenerated.
3663 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3665 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3666 * collect2.c (main): Delete importf. Add ".obj" file extension.
3667 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3668 (aix_std_libs): Add additional AIX libraries to skip.
3669 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3670 * config/rs6000/aix51.h: New file.
3672 2001-01-25 Michael Hayes <mhayes@redhat.com>
3674 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3675 (loop_insn_emit_before): No longer static.
3676 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3677 (loop_givs_rescan, load_mems): Likewise.
3678 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3679 (maybe_eliminate_biv_1):
3680 (move_movables): Replace emit_call_insn_before with
3681 loop_call_insn_hoist.
3682 * loop.h (loop_insn_emit_before): Add.
3683 * unroll.c (copy_loop_body): Replace emit_insn_before with
3684 loop_insn_emit_before.
3686 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3688 * diagnostic.c (fatal): Request preprocessed source.
3690 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3692 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3693 olddecl has argument types and newdecl has none, use the argument
3696 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3698 * dwarf2out.c (prefix_of): New function. Determine longest common
3699 prefix of the two arguments. The units are whole path components.
3700 (output_file_names): When adding a new directory find the one entry
3701 with the longest common prefix already in the list. Artificially
3702 generate entry if there is none for this prefix.
3703 Fix test to check whether the zeroth directory entry is used.
3705 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3707 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3708 Changed all callers. Take it into account when deciding if a
3709 previously loaded value matches.
3711 2001-01-24 Richard Henderson <rth@redhat.com>
3713 * reload.c (find_reloads_subreg_address): Fail the substitution
3714 if the resulting address is insufficiently aligned.
3716 2001-01-24 DJ Delorie <dj@redhat.com>
3718 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
3719 check the original operand's mode also.
3720 * simplify-rtx.c (simplify_ternary_operation): Ditto.
3722 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3724 * c-parse.in (cast_expr): Move compound literals from here ...
3725 (primary): ... to here. Use standard terminology "compound
3726 literal" instead of "constructor expression".
3728 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3730 * gcc.1, cpp.1: Regenerate.
3732 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
3734 * calls.c (emit_library_call_value_1): Memory slot for
3735 pass-by-reference argument should have the mode of the argument,
3736 not of the pointer to it.
3738 2001-01-24 Tom Tromey <tromey@redhat.com>
3740 * gcc.texi (G++ and GCC): Mention gcj manual.
3741 (Standards): Link to section of manual mentioning gcj/Java
3744 2001-01-24 Jakub Jelinek <jakub@redhat.com>
3746 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
3747 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
3748 * tradcpp.c (main): Add -imacros or -include'd dependencies
3750 * cpp.texi (-M, -MM): Document -M -include behaviour.
3752 2001-01-24 Roger Collins <roger@ProProject.com>
3754 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
3756 2001-01-24 Will Cohen <wcohen@redhat.com>
3758 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
3759 whether registers are 32 bits or 64 bits in size.
3761 2001-01-24 Ben Elliston <bje@redhat.com>
3763 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
3765 2001-01-24 Richard Henderson <rth@redhat.com>
3767 * config/alpha/alpha.md (builtin_longjmp_internal): New.
3768 (builtin_longjmp): Use it instead of emit_indirect_jump.
3770 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
3772 * bb-reorder.c (make_reorder_chain_1): Handle case where
3773 jump edge goes to the same block as the fallthru edge.
3775 2001-01-23 Jim Wilson <wilson@redhat.com>
3777 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
3778 * frame.h (__ia64_personality_v1): Add prototype.
3779 * libgcc2.c (ia64_throw_helper): Change personality declaration to
3780 prototype form. Add void * cast to first argument to personality
3782 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
3783 (asctoe113): Likewise.
3784 * config/ia64/frame-ia64.c: Include eh-common.h.
3785 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
3787 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
3789 (itanium_split_issue): Add prototype.
3790 (gen_nop_type): Ifdef out.
3791 (find_best_packet): Initialize best_packet.
3792 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
3794 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
3795 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
3796 (flushrs): Add explicit stop bit at end.
3797 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
3800 2001-01-23 Chris Demetriou <cgd@broadcom.com>
3802 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
3804 * libgcc2.c (__terminate_func): Make variable static.
3805 (__terminate_set_func): New function to set __terminate_func.
3806 * libgcc2.h (__terminate_func_ptr): New typedef.
3807 (__terminate_set_func): New function.
3809 2001-01-23 Richard Henderson <rth@redhat.com>
3811 * flow.c (init_propagate_block_info): Don't consider unchanging
3812 memories for dead frame store elimination.
3814 2001-01-23 Richard Henderson <rth@redhat.com>
3816 * varasm.c (UNIQUE_SECTION): Move default implementation ...
3817 * defaults.h: ... here.
3819 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3821 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
3823 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
3825 * c-lex.c (lex_charconst): Fix typo: s/p/str.
3827 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3829 * rs6000.h (rs6000_return_addr): Move prototype from here...
3830 * rs6000-protos.h (rs6000_return_addr): ...to here.
3831 (rs6000_init_expanders): Delete prototype.
3833 2001-01-23 Nick Clifton <nickc@redhat.com>
3835 * invoke.texi: Replace , with \, inside @gccoptlist macros.
3836 (Spec Files): Document %B and %j and %. and %v3 and %M and
3837 %{S*&T} spec switches.
3839 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3841 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
3843 2001-01-23 Chris Demetriou <cgd@sibyte.com>
3844 Neil Booth <neil@daikokuya.demon.co.uk>
3846 * cpperror.c: Merge handlers of PEDWARN and WARNING.
3847 Have -Werror make pedantic warnings errors, like the
3850 2001-01-23 Phil Edwards <pme@sources.redhat.com>
3852 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
3854 2001-01-23 Jakub Jelinek <jakub@redhat.com>
3856 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
3857 * integrate.c (expand_inline_function): Initialize them.
3858 (subst_constants): If changing COMPARE so that both its arguments
3859 will be VOIDmode and the comparison mode will be lost, note
3860 compare_mode. Use the recorded compare_mode to optimize
3863 2001-01-23 Jason Merrill <jason@redhat.com>
3865 * dwarf2out.c (new_die): Use xcalloc.
3866 (output_die): Abort rather than emit a local reference to offset 0.
3868 2001-01-17 Andrew Haley <aph@redhat.com>
3870 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
3871 of a saved register; return NULL instead.
3872 (copy_reg): Take a pointer to a source register rather than a
3874 (next_stack_level): Remember the address in the stack frame of all
3876 Use the saved register pointer array as the source of the CFA.
3877 (throw_helper): Rewrite. Unwind once rather than twice and keep
3878 track of saved registers as we go.
3880 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3882 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
3883 * c4x.c (c4x_legitimize_reload_address): Remove.
3884 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
3885 reload address for ldp(k) insn.
3887 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
3889 * pa.md (return_internal): Add a USE of the PIC register to ensure
3890 it is restored after each call.
3891 (return expander): Corresponding changes.
3893 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3895 * rs6000.h (INIT_EXPANDERS): Delete.
3896 (RETURN_ADDR_RTX): Call rs6000_return_addr().
3897 * rs6000.c (rs6000_override_options): Call *_machine_status from
3899 (rs6000_init_expanders): ...instead of here. Delete.
3900 (rs6000_mark_machine_status): New function.
3901 (rs6000_init_machine_status): Use xcalloc.
3902 (rs6000_return_addr): Generate RTX for the return address.
3903 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
3904 (rs6000_stack_info): Use it.
3906 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
3908 * gthr-win32.h: Include errno.h to get a declaration for
3909 EINVAL and _mingw.h if the target is mingw32.
3911 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
3913 * cpp.texi: Correct typos.
3915 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3917 * explow.c (probe_stack_range): Ensure value passed to
3918 stack_check_libfunc is ptr_mode, not Pmode.
3920 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
3922 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
3923 case, don't use operand_subword to calculate a SUBREG that is
3926 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
3928 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3930 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
3931 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
3932 valid. If not replace it by equivalent insns.
3934 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3936 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
3937 contains SYMBOL_REF, LABEL_REF and CONST_INT.
3938 (c4x_U_constraint, symbolic_address_operand): Likewise.
3939 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
3941 (c4x_r11_set_p, c4x_check_laj_p): New functions.
3942 * c4x-protos.h (c4x_check_laj_p): Add prototype.
3943 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
3944 anulling slot because of silicon bug.
3945 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
3947 2001-01-22 Alan Modra <alan@linuxcare.com.au>
3949 * cppexp.c (parse_charconst): Change `mask' type to agree
3952 2001-01-21 Richard Henderson <rth@redhat.com>
3954 * config/i386/i386.c (ix86_asm_file_end): Disable putting
3955 pic_label_name in a linkonce section.
3957 2001-01-17 Philipp Thomas <pthomas@suse.de>
3959 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
3961 * configure: Regenerate.
3963 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
3965 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
3966 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
3968 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
3970 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
3971 If REVERSE nonzero then condition code in X must be reversed.
3972 (encode_section_info): Optimise if/else.
3973 (avr_function_value): Fix formatting.
3975 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
3976 (difficult_branch): Likewise.
3977 (rvbranch): Likewise.
3978 (difficult_rvbranch): Likewise.
3980 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
3982 * config/avr/libgcc.S: Fix comment.
3984 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3986 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
3988 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3990 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
3992 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3994 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
3995 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
3996 * configure, config.in: Regenerate.
3997 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
3998 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
3999 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
4000 (doprint.o): New rule.
4002 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
4004 * c-typeck.c (digest_init): Handle boolean types as scalars.
4006 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4008 * stmt.c (expand_return): Don't return anything if size is zero.
4009 Delete redundant assignment to BYTES.
4010 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
4012 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
4014 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
4015 the same as the default library function names.
4016 * config/avr/avr.md: Document special characters after '%'.
4017 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
4018 knowing which of the call-used registers are really clobbered.
4019 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
4020 New. Both quotient and remainder from one libgcc.S call.
4021 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4022 clobber as few registers as possible.
4023 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4025 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4027 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4028 context of the top of the stack.
4030 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4032 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4033 (fixup_var_refs_insns): ...here.
4035 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4037 * function.c (fixup_var_refs_insns): Break up into
4038 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4039 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4040 [loop over hash table entries].
4041 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4042 fixup_var_refs_insns_with_hash, to match above changes.
4044 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4046 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4047 (libgcc.a): Likewise.
4048 (stmp-multilib): Likewise.
4049 (STAGE2_FLAGS_TO_PASS): Likewise.
4051 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4053 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4054 temporary if no_new_pseudos.
4056 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4058 * cppinternals.texi: Update.
4060 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4062 * arm.c (arm_init_builtins): Re-enable builtins.
4064 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4066 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4067 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4068 element to be null, and always expect an EXPR_LIST.
4069 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4070 * sched-deps.c (sched_analyze_1): Likewise.
4071 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4073 * regclass.c (max_set_parallel): New variable.
4074 (reg_scan): Take it into account in computation of max_parallel.
4075 (reg_scan_mark_refs, case SET): Compute it.
4077 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4079 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4080 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4082 2001-01-19 Jason Merrill <jason@redhat.com>
4084 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4085 for the abstract instance of an inline function.
4087 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4088 J"orn Rennecke <amylaar@redhat.com>
4090 * reload1.c (move2add_note_store): Treat all registers directly or
4091 indirectly derived from a base register as members of the same set
4093 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4094 of base register into account.
4096 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4098 * alias.c (find_base_value): Recognize TRUNCATE.
4099 (record_set): In PLUS case, invalidate if other summand is also a
4102 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4104 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4105 entry to be EXPR_LIST.
4106 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4107 be an EXPR_LIST (but not null, which other code doesn't allow).
4108 (note_stores): Properly handle PARALLEL in SET.
4109 Recursively call for top-level PARALLEL.
4110 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4111 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4113 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4115 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4117 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4118 not pfile->skipping (== 0).
4120 2001-01-17 Nick Clifton <nickc@redhat.com>
4122 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4125 2001-01-17 Jim Wilson <wilson@redhat.com>
4127 * invoke.texi (IA-64 options): Improve.
4129 2001-01-17 Tom Tromey <tromey@redhat.com>
4131 * invoke.texi (Optimize Options): Use `{}' to around @samp
4134 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4136 * invoke.texi (-fno-guess-branch-probability): New option.
4138 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4140 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4141 case of making new double-word constant.
4142 Revert last change: instead just test i3_subst_into_i2.
4144 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4146 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4147 Use q constraints instead of r.
4149 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4151 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4152 (machine_function): Define.
4153 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4154 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4155 pa_free_machine_status): New functions.
4156 (override_options): Set {init,mark,free}_machine_status to above.
4157 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4158 PIC_OFFSET_TABLE_REGNUM_SAVED.
4159 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4160 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4161 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4162 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4163 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4165 2001-01-15 DJ Delorie <dj@redhat.com>
4167 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4171 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4173 * flow.c (propagate_on_insn): Make trying to delete a prologue
4174 or epilogue insn an ICE, not a warning. Allow doing this if
4175 the current function returns with stack pointer depressed.
4177 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4178 I3 having more than one SET.
4180 2001-01-16 Jim Wilson <wilson@redhat.com>
4182 * invoke.texi: Document IA-64 options.
4184 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4185 (fixup_errata): Delete TARGET_A_STEP use.
4186 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4187 (TARGET_SWITCHES): Delete -ma-step option.
4188 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4189 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4190 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4191 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4192 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4193 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4195 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4196 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4197 cmovsi_internal): Delete ! TARGET_A_STEP check.
4199 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4201 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4202 possibility to report bugs via postal mail. Change a URL and
4203 merge in a nearly duplicate statement...
4204 (Bug Reporting): ...from here.
4205 (Service): Refer to the Bug Reporting section instead of
4207 (Contributing): Remove trivial explanations concerning snapshots.
4209 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4211 * cppmain.c (general_init): Don't use ANSI prototype.
4213 2001-01-16 Tom Tromey <tromey@redhat.com>
4215 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4217 2001-01-16 Richard Henderson <rth@redhat.com>
4219 * config/i386/i386.h: Fix comment typo.
4220 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4221 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4223 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4225 * gcc.c: Revert previous -fsyntax-only-related change; move
4228 2001-01-16 Jakub Jelinek <jakub@redhat.com>
4230 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
4231 inmode after checking GET_CODE (op).
4233 2001-01-16 Richard Henderson <rth@redhat.com>
4235 * flow.c (struct propagate_block_info): Add mem_set_list_len.
4236 (MAX_MEM_SET_LIST_LEN): New.
4237 (propagate_one_insn): Update mem_set_list_len.
4238 (invalidate_mems_from_autoinc): Likewise.
4239 (invalidate_mems_from_set): Likewise.
4240 (mark_used_regs): Likewise.
4241 (init_propagate_block_info): Likewise. Stop collecting memories
4242 when we reach MAX_MEM_SET_LIST_LEN.
4243 (mark_set_1): Likewise.
4245 2001-01-16 Richard Henderson <rth@redhat.com>
4247 * unroll.c (precondition_loop_p): Fail if no iteration
4250 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4252 * gcc.c: When -fsyntax-only is given, do not complain about
4255 2001-01-15 Richard Henderson <rth@redhat.com>
4257 * config/i386/i386.c (asm_output_function_prefix): Remove.
4258 (ix86_asm_file_end): New.
4259 (load_pic_register): Generate pic_label_name into a
4260 staticly allocated buffer.
4261 * config/i386/i386-protos.h: Update.
4262 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
4263 (ASM_FILE_END): New.
4264 * config/i386/i386afe.h: New file.
4265 * config.gcc (i?86-*-elf) [tm_file]: Use it.
4266 (i?86-*-{freebsd,linux*,moss*}): Likewise.
4267 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
4268 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
4269 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
4270 * config/i386/sco5.h (ASM_FILE_END): Likewise.
4271 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
4273 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4275 * Makefile.in (install-man): Remove explicit dependency on
4278 * configure.in, configure: Revert previous patch requiring perl
4281 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
4283 * toplev.c (flag_guess_branch_prob): New.
4284 (f_options): Add guess-branch-probability option.
4285 (rest_of_decl_compilation): Only estimate branch probability if
4287 (main): set flag_guess_branch_prob.
4289 * flags.h (flag_guess_branch_prob): New.
4291 2001-01-15 DJ Delorie <dj@redhat.com>
4293 * gcc.texi (Makefile): Add documentation for Makefile targets.
4295 2001-01-15 Philip Blundell <philb@gnu.org>
4297 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
4299 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
4300 (is_pic): Delete declaration.
4301 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
4302 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
4303 * config/arm/arm.md (builtin_setjmp_receiver): New.
4305 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4307 * arm.c (use_return_insn): Don't try to determine the function type
4308 until after reload has completed.
4309 (arm_output_epilogue): Don't adjust the sp value recovered from the
4311 (emit_multi_reg_push): Don't record dwarf information for the pc.
4312 * arm.md (eh_epilogue): The function type may have changed, so it
4313 needs to be recalculated.
4314 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
4315 unwind tables on arm/netbsd.
4317 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4319 * arm.md (cbranchsi4): Correct calculation of branch ranges.
4320 (negated_cbranchsi4): Likewise.
4322 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4324 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
4325 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4326 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
4327 pass -mapcs-* options to assembler.
4328 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
4329 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4330 (ASM_SPEC): Call subtarget_extra_asm_spec.
4332 2001-01-15 Andreas Jaeger <aj@suse.de>
4334 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
4336 (ix86_expand_builtin): Likewise.
4338 * gencodes.c (output_predicate_decls): Make i size_t to avoid
4339 warning about comparison between signed and unsigned.
4341 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4343 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
4345 2001-01-14 Ralf Baechle <ralf@gnu.org>
4347 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
4348 SUBTARGET_CPP_SPEC apropriatly.
4350 2001-01-12 Mark Mitchell <mark@codesourcery.com>
4352 * varasm.c (make_decl_rtl): Fix typo in last change.
4354 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
4356 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
4357 linker supports the init_priority C++ attribute.
4358 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
4359 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
4360 linker does not support init_priority C++ attribute.
4362 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
4364 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
4366 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4368 * c-parse.in (finish_parse): Add comment about cpp_destroy.
4369 * cp/lex.c (finish_parse): Similarly.
4370 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
4371 Return the number of errors encountered.
4372 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
4373 * cppmain.c (main): Don't call cpp_destroy.
4375 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4377 * configure.in: Require at least perl 5.6.0 to regenerate
4379 * configure: Regenerate.
4381 2001-01-14 Richard Henderson <rth@redhat.com>
4383 * genrecog.c (DT_veclen_ge): New.
4384 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
4385 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
4386 (nodes_identical_1): Handle DT_veclen_ge.
4387 (write_cond, debug_decision_2): Likewise.
4389 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4391 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
4393 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
4395 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4397 * cppmain.c (do_preprocessing): New function; most of the old
4399 (main): Call it to do most of the work.
4400 (cb): Move from global scope to set_callbacks ().
4401 (setup_callbacks): Get the callback pointer.
4402 (general_init, printer_init): Clean up code and comments.
4404 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4406 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
4409 2001-01-14 Kazu Hirata <kazu@hxi.com>
4411 * config/h8300/h8300.c (get_shift_alg): Update comments.
4413 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4415 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
4416 (alloc_page, ggc_alloc): Add casts to remove warnings.
4418 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4420 * combine.c (simplify_comparison): Don't change `code' when
4421 can't reverse comparison.
4423 2001-01-14 Richard Henderson <rth@redhat.com>
4425 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
4426 update all call sites. Return true for all non-label constants.
4428 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
4430 * i386.c (ix86_expand_compare): Add bypass_test and second_test
4432 (ix86_expand_branch): Update.
4433 (ix86_expand_setcc): Update to handle multiple test conditions.
4434 (expand_int_movcc): Likewise.
4435 (expand_fp_movcc): Likewise.
4436 * i386-protos.h (ix86_expand_compare): New.
4437 * i386.md (andqi_?_slp, orqi_?_slp): New.
4438 (conditional trap expander): Update call to ix86_expand_compare.
4440 2001-01-14 Richard Henderson <rth@redhat.com>
4442 * config/vax/vax.md: Use nonimmediate_operand instead of
4443 general_operand in destinations.
4445 * config/vax/vax.md (indirect_jump): Use register_operand.
4447 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
4448 * config/vax/vax.md (call_pop): Turn into an expander.
4449 (call_value_pop): Likewise.
4450 (call, call_value): New.
4452 2001-01-14 Andreas Jaeger <aj@suse.de>
4454 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
4456 (ix86_fp_compare_mode): Add unused attribute.
4457 (ix86_expand_fp_movcc): Remove unused variable.
4458 (ix86_expand_builtin): Make fcode unsigned.
4460 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
4461 (expand_expr): Add cast to avoid signed warning.
4462 (store_field): Likewise.
4463 (store_constructor_field): Likewise.
4464 (store_constructor): Likewise.
4465 (store_expr): Likewise.
4466 (clear_storage): Likewise.
4467 (emit_group_store): Likewise.
4468 (emit_group_load): Likewise.
4470 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4472 * c-common.c: Move format checking code to ...
4473 * c-format.c: ... here. New file. Reorder some functions and
4475 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
4477 * c-common.h (decl_handle_format_attribute,
4478 decl_handle_format_arg_attribute): Declare.
4479 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
4480 (c-common.o): Adjust dependencies.
4481 (c-format.o): New list of dependencies.
4483 2001-01-13 Jakub Jelinek <jakub@redhat.com>
4485 * unroll.c (loop_iterations): If we cannot prove iteration variable
4486 is set once in each iteration, punt.
4488 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
4490 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
4491 (*strlenhi): Remove clobber (which was buggy) of output address.
4493 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4495 * Makefile.in (generated-manpages): Add gcc.1
4496 ($(srcdir)/gcc.1): New target.
4497 (maintainer-clean): Delete $(srcdir)/gcc.1.
4498 * gcc.texi: Add macros @gccoptlist and @gol.
4499 * invoke.texi: Include option summary in manpage. Mark up option
4500 summary with @gccoptlist and @gol. Use @r in one place where
4502 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
4503 * gcc.1: Generate from invoke.texi.
4505 2001-01-13 Richard Henderson <rth@redhat.com>
4507 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
4508 (struct page_entry): Add group member.
4509 (struct page_group): New.
4510 (struct globals): Add page_groups member.
4511 (alloc_anon): Only define for using mmap; remove valloc call.
4512 (page_group_index): New.
4513 (set_page_group_in_use): New.
4514 (clear_page_group_in_use): New.
4515 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
4516 (free_page, release_pages): Likewise.
4517 * configure.in (with-gc): Default to ggc-page always.
4519 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4521 * reload1.c (replace_pseudos_in_call_usage): Use
4522 reg_equiv_constant and reg_equiv_address, and don't try
4523 regno_reg_rtx first.
4525 2001-01-13 Richard Henderson <rth@redhat.com>
4527 * ggc-page.c (alloc_page): Round up allocation size to one page.
4528 Set e->order on extra pages.
4530 2001-01-13 Richard Henderson <rth@redhat.com>
4532 * genrecog.c (nodes_identical): Expand commentary.
4533 (write_switch): Watch out for identical nodes.
4535 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4537 * cppfiles.c (_cpp_fake_include): New function.
4538 * cpphash.h (_cpp_fake_include): New.
4539 * cpplib.c (do_line): Call _cpp_fake_include when entering
4540 header files in preprocessed input.
4541 * cppmain.c (cb_pragma_implementation): Remove handling.
4542 (setup_callbacks): Don't register pragmas.
4544 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4546 * extend.texi: Udate for CPP.
4548 2001-01-13 Andreas Jaeger <aj@suse.de>
4550 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
4552 * regmove.c: Add prototype for replace_in_call_usage.
4554 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4556 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
4557 struct cpp_chunk, struct htab, struct toklist,
4558 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
4559 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
4560 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
4561 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4562 (struct macro_args): Delete.
4563 * cpphash.h: See above.
4565 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4567 * cppmain.c (struct printer): Remove no_line_dirs.
4569 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4570 : Use options rather than CPP_OPTION.
4571 (setup_callbacks): Use cb rather than pfile->cb.
4572 (main): No need to check for a buffer. Use cpp_errors.
4573 (printer_init): Don't set no_line_dirs.
4574 (maybe_print_line): Use options not no_line_dirs.
4575 (cb_file_change): Don't call print_line if -P.
4577 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4579 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4581 * c-parse.in (finish_parse): Use cpp_errors.
4582 (__yylex): Use return value of cpp_pop_buffer.
4583 * cp/lex.c (finish_parse): Use cpp_errors.
4584 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4586 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4588 * README.AVR: URLs corrected.
4590 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4592 * c-decl.c (start_function): Don't warn if old prototype is builtin
4593 that's not in C's namespace.
4594 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4595 (_bb): Add prototype for ctime.
4596 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4598 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4600 * i386.c (ix86_fp_comparison_arithmetics_cost,
4601 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4602 ix86_fp_comparison_cost): New functions.
4603 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4604 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4605 two-branch sequences; make static.
4606 (ix86_use_fcomi_compare): Do decision according to the costs.
4607 (split_fp_branch): New.
4608 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4609 * i386-protos.h (ix86_expand_fp_compare): Remove
4610 (ix86_split_fp_branch): Declare.
4612 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4613 and ix86_comparison_operator.
4615 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4618 * i386.c (put_condition_code): Output properly the unordered/ordered
4619 compares in fp case.
4620 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4622 * tm.texi (REVERSE_CONDITION): Document.
4623 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4624 in -ffast-math mode.
4625 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4627 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4629 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4631 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4634 * config/sh/sh.c (mova_p): Fix test for mova_const.
4636 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4638 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4639 cpp_get_options rather than dereferencing pfile and using
4641 * scan-decls.c (scan_decls): Use return value of
4642 cpp_pop_buffer rather than CPP_BUFFER.
4644 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4646 * cppinit.c (cpp_handle_option): help_only is now part of the
4647 cpp_options structure.
4648 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4649 cpp_set_callbacks): New functions.
4650 * cpplib.h (cpp_callbacks): Break out as a named structure.
4651 (cpp_options): Move help_only here from cpp_reader.
4652 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4653 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4654 cpp_set_callbacks): New prototypes.
4655 * cppmain.c (main): Update for help_only.
4657 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4659 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4660 Also build and remove and install and uninstall c-tree.info and
4662 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4663 ($(srcdir)/cppinternals.info): New target.
4664 * c-tree.texi: Change file name used when makeinfo used without -o
4665 from ir.info to c-tree.info. Add info directory entry.
4666 * cppinternals.texi: Add info directory entry.
4667 * .cvsignore: Update.
4669 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4671 * c-typeck.c (store_init_value): Don't require constant initializer
4672 elements with -pedantic -std=c99.
4673 (digest_init): Change error about non-constant initializer elements
4675 (constructor_range_end): Remove.
4676 (constructor_incremental, designator_depth,
4677 designator_errorneous): New variables.
4678 (struct constructor_stack): Remove range_end, add incremental.
4679 (struct constructor_range_stack, constructor_range_stack): New.
4680 (struct initializer_stack): Add constructor_range_stack.
4681 (finish_init): Set it.
4682 (start_init): Likewise. require_constant_elements for non-static
4683 trees only if not flag_isoc99.
4684 (really_start_incremental_init): Remove constructor_range_end, add
4685 constructor_incremental.
4686 (pop_init_level): Likewise.
4687 (push_init_level): Likewise. If implicit and the subobject had some
4688 value set already, preinitialize the level with it.
4689 Warn about missing braces only if not pushing due to designators.
4690 (set_designator, push_range_stack): New functions.
4691 (set_init_label): Use them.
4692 (set_init_index): Likewise. Remove constructor_range_end.
4693 Error if designator index is outside of array bounds.
4694 (add_pending_init): Compare values of purpose index trees, not the
4695 trees themselves. Allow overwriting of already initialized element.
4696 Issue a warning if it had side-effects.
4697 (set_nonincremental_init, set_nonincremental_init_from_string): New
4699 (pending_init_member): Rename to...
4700 (find_init_member): ...this function. Call set_nonincremental_init
4701 if necessary. Compare values of purpose index trees, not the trees
4702 themselves. Return the actual value, not just non-zero if something
4704 (output_init_element): Remove checks for duplicates.
4705 If field has zero size, only check the initializer for correctness.
4706 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4707 if constructor_incremental is zero. Change error about initializers
4708 not computable at load time into pedwarn.
4709 (output_pending_init_elements): Compare bit positions, not
4710 FIELD_DECLs to take into account zero-sized fields.
4711 (process_init_element): Use constructor_range_stack to fill all
4712 ranges in the designator lists from current level up.
4713 * extend.texi: Update documentation for labeled elements.
4715 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
4717 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
4718 to function usage for arguments passed by reference. Optimize
4719 callee-copied arguments.
4720 * regmove.c (replace_in_call_usage): New function.
4721 (fixup_match_1): Call it.
4722 * cse.c (cse_insn): Canonicalize registers in function usage.
4723 * reload1.c (replace_pseudos_in_call_usage): New function.
4726 * Makefile.in: Reverted yesterday's wrong patch. Installed the
4729 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4731 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
4734 2001-01-12 DJ Delorie <dj@redhat.com>
4736 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
4737 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
4740 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4742 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
4743 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
4744 -std options alongside references to -ansi. Update some
4745 documentation for C99.
4746 * cpp.1: Regenerate.
4748 2001-01-12 Andreas Jaeger <aj@suse.de>
4750 * haifa-sched.c (restore_line_notes): Remove argument block B
4752 * sched-ebb.c (schedule_ebb): Change caller.
4753 * sched-rgn.c (schedule_region): Likewise.
4754 * sched-int.h (restore_line_notes): Adjust prototype.
4756 * loop.h: Remove wrong declaration of doloop_condition_get.
4758 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4760 * extend.texi: Move C++-extension-related node from the C section
4761 into the C++ section.
4763 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4765 * extend.texi: Refer to an array of pointers to functions instead
4766 of one of functions.
4768 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
4769 Jan Hubicka <jh@suse.cz>
4771 * combine.c (reversed_comparison): Fix typo in last patch.
4773 (combine_reversed_comparison_code): Make static to follow
4774 prototype declaration.
4776 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4778 * install.texi: Remove misplaced duplicate entry.
4780 2001-01-11 Ulrich Drepper <drepper@redhat.com>
4782 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
4784 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
4786 * final.c: (leaf_function_p): Fix typo.
4788 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
4790 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
4791 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
4793 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
4794 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
4795 mmap_anon, and valloc is available.
4796 * ggc-page.c: Restructure ifdef logic to match new autoconf
4797 spec. Don't throw away the test page in init_ggc.
4799 * configure, config.in: Regenerate.
4801 2001-01-12 Michael Hayes <mhayes@redhat.com>
4803 * loop.h (total_biv_increment): Constify iv_class pointer.
4804 (struct induction): Replace `mem_mode' with `mem' rtx.
4805 * unroll.c (total_biv_increment): Constify iv_class pointer.
4806 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
4807 (find_mem_givs, combine_givs_p): Likewise.
4808 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
4810 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
4812 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
4814 (__gthread_getspecific): Ditto.
4816 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
4818 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
4819 put_condition_code): Convert fp comparison codes to integer
4821 (ix86_expand_fp_compare): Postnote the fp comparison code converison
4824 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
4825 * i386-protos.h (no_comparison_operator): Kill.
4827 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
4829 * combine.c (REVERSIBLE_CC_MODE): Remove.
4830 (reversible_comparison_p): Remove.
4831 (combine_reversed_comparison_code): New.
4832 (reversed_comparison): New.
4833 (combine_simplify_rtx): Use
4834 combine_reversed_comparison_code/reversed_comparison instead
4835 of reversible_comparison_p.
4836 (simplify_if_then_else): Likewise.
4837 (simplify_set): Likewise.
4838 (simplify_logical): Likewise.
4839 (if_then_else_cond): Likewise.
4840 (known_cond): Likewise.
4841 (simplify_comparison): Likewise.
4843 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
4845 * builtins.c (std_expand_builtin_va_start): Handle varargs when
4846 sizeof (int) is larger than sizeof(__word__).
4848 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4850 * cppinit.c (do_includes): Fix typo.
4852 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4854 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
4855 in S_REGS does not occur because not all sources are possible
4856 when a S_REGS is a destination (sometimes needs a clobber).
4857 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
4858 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
4859 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
4860 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
4861 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
4862 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
4863 (lshrdi_const1, lshrsi3_const16): Likewise.
4864 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
4865 (*movhi_68hc12, *movqi_68hc12): Likewise.
4866 (movstrictqi): Make sure reloading in D_REGS as a destination
4869 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4871 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
4873 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4875 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
4876 -D, -U and -A, and don't initialize the builtins.
4877 (do_includes): Error if -include or -imacros with -fpreprocessed.
4878 * cppmain.c (cb_define, cb_undef): Unconditionally process
4880 * tradcpp.c (main): Fix typo.
4882 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
4884 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
4885 (read_name_map): Use IS_ABSOLUTE_PATH.
4886 * tradcpp.c (get_filename): Likewise.
4888 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4890 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
4891 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
4892 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
4893 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
4894 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
4895 (cmphi_z_used): Don't use '@' for the output.
4896 (tstqi_z_used): Likewise.
4897 (cmpqi_z_used): Likewise.
4898 (one_cmplsi2): Likewise.
4900 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4902 * config/sh/sh.c (barrier_align): Recognize branch around far
4903 branch and redundant insn.
4905 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4907 * invoke.texi: Restore documentation of the drivers' switches -MD
4910 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4912 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
4914 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
4915 check-objc//%): Support parallel testing of multilibs.
4916 (TESTSUITEDIR): Set to testsuite by default, but override for
4918 (check-gcc, check-g++, check-g77, check-objc): Enter
4921 2001-01-11 Bernd Schmidt <bernds@redhat.com>
4923 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
4924 * sched-deps.c (deps_may_trap_p): Likewise.
4925 * basic-block.h: Remove a comment.
4926 * flow.c (PROP_POSTRELOAD): Remove.
4927 (update_life_info): Don't add it to prop_flags.
4928 (mark_set_1): Lose the code that was enabled by it.
4930 2001-01-11 Michael Hayes <mhayes@redhat.com>
4932 * flow.c (flow_call_edges_add): New.
4933 * basic_block.h (flow_call_edges_add): New.
4935 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
4937 * reload1.c (move2add_note_store): Update reg_set_luid even if
4938 base reg remains the same.
4940 2001-01-10 Nick Clifton <nickc@redhat.com>
4942 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
4943 machine_function structure to zero.
4944 Add prototypes for machine_status functions.
4946 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4948 * c-common.h (CTI_VOID_LIST): Remove.
4949 (void_list_node): Likewise.
4950 * tree.h (TI_VOID_LIST_NODE): New enumeral.
4951 (void_list_node): New macro.
4952 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
4953 * config/i386/i386.c (ix86_init_builtins): Likewise.
4954 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
4956 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4958 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
4959 * cppinit.c (cpp_start_read): Update comment, remove unneeded
4961 * tradcpp.c: Include mkdeps.h.
4962 (deps, print_deps_phony_targets, deps_append, output_deps,
4963 init_dependency_output, output_deps): New.
4964 (deps_buffer, deps_allocated_size, deps_size, deps_column,
4965 deps_output): Delete.
4966 (print_deps_missing_files): Rename deps_missing_files.
4967 (inhibit_output): Make global.
4968 (main): Delete inhibit_output, deps_stream, deps_target.
4969 Use mkdeps functionality in the same way as cpplib. Remove
4970 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
4971 -M and -MM. Remove old handling of deps via deps_out, and
4972 old reading of environment variables.
4973 (get_filename): Update to use deps_add_dep.
4975 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4977 * output.h (make_function_rtl): Remove prototype.
4978 (make_decl_rtl): Likewise.
4979 * varasm.c (make_function_rtl): Remove.
4980 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
4981 than from a third parameter.
4982 * tree.h (make_decl_rtl): Remove last parameter.
4983 * c-decl.c (builtin_function): Remove last argument in call to
4984 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
4985 (start_function): Likewise.
4986 * except.c (call_get_eh_context): Likewise.
4987 * expr.c (emit_block_move): Likewise.
4988 (clear_storage): Likewise.
4989 * profile.c (output_func_start_profiler): Likewise.
4990 * toplev.c (rest_of_decl_compilation): Likewise.
4991 * objc/objc-act.c (create_builtin_decl): Likewise.
4992 (synth_module_prologue): Likewise.
4993 (generate_static_reference): Likewise.
4994 (build_selector_reference_decl): Likewise.
4995 (build_class_reference_decl): Likewise.
4996 (build_objc_string_decl): Likewise.
4997 (build_protocol_reference): Likewise.
4999 2001-01-10 Richard Henderson <rth@redhat.com>
5001 * hwint.h: Revert yesterday's change.
5003 2001-01-10 Nick Clifton <nickc@redhat.com>
5005 * function.h (save_machine_status): Delete.
5006 (restore_machine_status): Delete.
5007 Amend comment describing {init|mark|free}_machine_status.
5009 * function.c (save_machine_status): Delete.
5010 (restore_machine_status): Delete.
5011 Amend comment describing {init|mark|free}_machine_status.
5012 (push_function_context_to): Remove invocation of
5013 save_machine_status.
5014 (pop_function_context_from): Remove invocation of
5015 restore_machine_status.
5017 * emit-rtl.c (init_emit_once): Amend comment describing
5018 {init|mark|free}_machine_status.
5020 * tm.texi (Per-Function Data): New node. Describe the
5021 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5024 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5026 * cppinit.c (OPT_g): Remove.
5027 (cpp_handle_option): Update for removed -g3.
5028 (print_help): Update.
5029 * cpplib.h (struct cpp_options): Remove debug_output.
5030 * cppmain.c (setup_callbacks, cb_define): Update.
5031 * gcc.c (cpp_options): Translate -g3 to -dD.
5033 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5035 * config/i960/i960.md: Change modifier to + on the zero_extract
5036 pattern after the (rotate -2 reg) canonicalization pattern.
5038 2001-01-10 Richard Henderson <rth@redhat.com>
5040 * config/alpha/alpha.c (alpha_free_machine_status): New.
5041 (override_options): Install it.
5042 (alpha_mark_machine_status): Verify machine non-null.
5043 * config/i386/i386.c (ix86_free_machine_status): New.
5044 (override_options): Install it.
5045 (ix86_init_machine_status): Use xcalloc.
5046 (ix86_mark_machine_status): Verify machine non-null.
5047 * config/ia64/ia64.c (ia64_free_machine_status): New.
5048 (ia64_override_options): Install it.
5049 (ia64_mark_machine_status): Verify machine non-null.
5051 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5053 * function.c (instantiate_virtual_regs): Instantiate virtual
5054 registers found in CALL_INSN_FUNCTION_USAGE.
5056 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5058 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5059 equivalent to -ansi in disabling -Di386.
5061 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5063 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5065 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5067 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5069 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5071 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5073 * invoke.texi: Document that -fcond-mismatch isn't supported for
5076 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5078 * gcc.texi: Define macro gcctabopt.
5079 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5080 @command, @env and @option in some places where appropriate. Use
5081 @gcctabopt where appropriate. Put URLs and email addresses inside
5084 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5086 * gcc.c (cpp_options): Set MD file name from output
5087 filename, if specified.
5088 (suffix_subst): New static variable.
5089 (do_spec): Clear it.
5090 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5092 (give_switch): Handle suffix_subst.
5094 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5096 * invoke.texi: Fix another typo.
5098 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5100 * invoke.texi: Fix typo.
5102 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5104 * c-lang.c (lang_hooks): Update.
5105 (lang_decode_option): Remove.
5106 (lang_init_options): Rename c_init_options.
5107 * toplev.c (main): Use lang_hooks for lang_init_options
5108 and lang_decode_option.
5109 * toplev.h (lang_hooks): Add 2 new hooks.
5110 * tree.h: Remove lang_init_options and lang_decode_option.
5111 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5112 * cp/decl2.c: Similarly.
5113 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5114 (lang_hooks): Update.
5115 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5117 (lang_init_options): Rename ffe_init_options.
5118 (lang_hooks): Update.
5119 (lang_decode_option): Remove.
5120 * java/lang.c (lang_init_options): Rename java_init_options.
5121 (lang_decode_option): Rename java_decode_option.
5122 (lang_hooks): Update.
5123 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5124 (lang_decode_option): Rename objc_decode_option.
5125 (lang_hooks): Update.
5127 2001-01-09 Nick Clifton <nickc@redhat.com>
5129 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5130 (d30v_return_addr_rtx): Delete.
5131 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5132 cfun->machine structure.
5133 (struct machine_function): Move to d30v.h
5134 (d30v_save_machine_status): Delete.
5135 (d30v_restore_machine_status): Delete.
5136 (d30v_init_machine_status): New Function.
5137 (d30v_mark_machine_status): New Function.
5138 (d30v_free_machine_status): New Function.
5139 (d30v_init_expanders): Use new functions.
5140 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5141 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5142 d30v_return_addr_rtx.
5144 * config/d30v/d30v.h (struct_machine): Move here.
5145 Add eh_epilogue_sp_ofs field.
5147 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5148 field in cfun->machine structure.
5150 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5152 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5153 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5154 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5156 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5158 * objc/lang-options.h: Remove bogus reference to
5161 2001-01-09 Kazu Hirata <kazu@hxi.com>
5163 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5166 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5168 * reload.c (find_reloads_address): Check for eliminable registers
5169 when substituting a constant expression for a pseudo.
5171 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5173 * c-common.c (enum format_type): Add format_type_error.
5174 (decode_format_type): New function.
5175 (decl_attributes): Use it.
5176 (format_kind_info): Adjust comment.
5178 2001-01-09 David O'Brien <obrien@BSDi.com>
5180 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5181 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5183 * config/i386/gnu.h: Don't include required platform specific .h files,
5184 tm.h will do it instead.
5185 * config/i386/i386elf.h: Likewise.
5186 * config/i386/linux.h: Likewise.
5187 * config/i386/moss.h: Likewise.
5188 * config/mips/gnu.h: Likewise.
5190 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5192 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5193 (rs6000-ibm-aix3.[01]*): Likewise.
5194 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5195 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5196 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5197 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5198 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5199 (powerpc-*-eabiaix*): Likewise.
5200 (powerpc-*-eabisim*): Likewise.
5201 (powerpc-*-elf*): Likewise.
5202 (powerpc-*-eabi*): Likewise.
5203 (powerpc-*-rtems*): Likewise.
5204 (powerpc-*-linux*libc1): Likewise.
5205 (powerpc-*-linux*): Likewise.
5206 (powerpc-wrs-vxworks*): Likewise.
5207 (powerpcle-wrs-vxworks*): Likewise.
5208 (powerpcle-*-sysv*): Likewise.
5209 (powerpcle-*-elf*): Likewise.
5210 (powerpcle-*-eabisim*): Likewise.
5211 (powerpcle-*-eabi*): Likewise.
5212 (powerpcle-*-solaris2*): Likewise.
5213 * config/rs6000/aix31.h: Delete includes.
5214 * config/rs6000/aix3newas.h: Likewise.
5215 * config/rs6000/aix41.h: Likewise.
5216 * config/rs6000/aix43.h: Likewise.
5217 * config/rs6000/beos.h: Likewise.
5218 * config/rs6000/rtems.h: Likewise.
5219 * config/rs6000/sysv4.h: Likewise.
5221 2001-01-09 Kazu Hirata <kazu@hxi.com>
5223 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5224 Change an argument mode of machine_mode to shift_mode of
5225 shift_mode. Remove an extra error check.
5226 (emit_a_shift): Adopt to the new calling prototype of
5228 (function_prologue): Fix code for a monitor
5229 function. Support H8/S.
5230 (function_epilogue): Do not output pop for a monitor function.
5232 2001-01-09 Nick Clifton <nickc@redhat.com>
5234 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
5235 (setup_incoming_varargs): Use sysv_varargs_p field of the
5236 cfun->machine structure.
5237 (struct machine_function): Move to rs6000.h
5238 (rs6000_save_machine_status): Delete.
5239 (rs6000_restore_machine_status): Delete.
5240 (rs6000_init_machine_status): New Function.
5241 (rs6000_free_machine_status): New Function.
5242 (rs6000_init_expanders): Use new functions.
5244 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
5246 (struct machine_function): Move here.
5248 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5249 sysv_varargs_p field of the cfun->machine structure.
5251 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
5253 (rs6000_restore_machine_status): Remove prototype.
5255 2001-01-09 Richard Henderson <rth@redhat.com>
5257 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
5258 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
5259 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
5260 (sched_analyze_2, sched_analyze_insn): Likewise.
5261 (sched_analyze, init_deps): Likewise.
5262 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
5263 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
5264 (compute_block_backward_dependences): Update propagate_deps call.
5266 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
5268 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
5270 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5272 * cppinit.c (OPT_MD, OPT_MMD): Restore.
5273 (cpp_handle_option): Handle them.
5274 (cpp_post_options): Ensure one of -M or -MM is specified with
5275 any other -M? option.
5276 (init_dependency_output): Suppress output with -MG.
5278 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5281 * invoke.texi: Update.
5283 2001-01-09 Bernd Schmidt <bernds@redhat.com>
5285 * sh.md (reload_outsf): Generate recognizable patterns for
5288 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5290 * c-lang.c (lang_hooks): Update.
5291 (lang_init): Rename c_init.
5292 (lang_finish): Remove.
5293 * toplev.c (compile_file): Use lang_hooks for lang_init ()
5295 * toplev.h (lang_hooks): Add init () and finish ().
5296 * tree.h (lang_init, lang_finish): Remove.
5297 * cp/tree.h (lang_init, lang_finish): Remove.
5298 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
5299 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
5301 (lang_init, lang_finish): Remove.
5302 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
5303 (lang_hooks): Update.
5304 * java/lang.c (lang_init): Rename java_init.
5305 (lang_finish): Remove.
5306 (lang_hooks): Update.
5307 * objc/objc-act.c (lang_init): Rename objc_init.
5308 (lang_finish): Remove.
5309 (lang_hoooks): Update.
5311 20001-01-09 Graham Stott <grahams@redhat.com>
5313 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
5314 after `ptr` is initialised.
5316 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5318 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
5319 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
5320 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
5321 stack adjusts, instead of r3.
5323 2001-01-09 Michael Hayes <mhayes@redhat.com>
5325 * flow.c (flow_loop_scan): Break out of ...
5326 (flow_loops_find) ... here.
5327 * basic-block.h (flow_loop_scan): New.
5328 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
5329 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
5331 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5333 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
5335 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
5336 realloc()ing macro_buffer.
5338 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
5339 if it's wider than long and the target's long is wider than the
5342 2001-01-09 Mark Mitchell <mark@codesourcery.com>
5344 Remove support for using UWIN as a host machine.
5345 * configure.in: Issue an error message.
5346 * configure: Regenerated.
5347 * config.gcc: Remove xm_* UWIN configury.
5348 * config/i386/xm-uwin.h: Remove.
5350 2001-01-08 Nick Clifton <nickc@redhat.com>
5352 * config/v850/v850.c (ra_rtx): Delete.
5353 (v850_save_machine_status): Delete.
5354 (v850_restore_machine_status): Delete.
5355 (v850_init_machine_status): New function.
5356 (v850_mark_machine_status): New function.
5357 (v850_free_machine_status): New function.
5358 (v850_return_addr): Use ra_rtx field in machine structure.
5359 (v850_init_expanders): Use new functions.
5361 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
5362 * config/v850/v850.c: Change arguments to v850_output+* functions
5363 to take a const char *, to avoid compile time warning.
5364 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
5365 (USER_LABEL_PREFIX): Redefine.
5367 2000-01-08 Jim Wilson <wilson@redhat.com>
5369 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
5370 1 to unsigned HOST_WIDE_INT before left shift.
5372 2001-01-08 Nick Clifton <nickc@redhat.com>
5374 * config/arm/arm.c (arm_mark_machine_status): Check to see if
5375 the machine structure has been allocated.
5376 (arm_free_machine_status): New function: Free the machine
5377 specific function structure.
5379 2001-01-08 Richard Henderson <rth@redhat.com>
5381 * jump.c (simplejump_p): Revert last change.
5383 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
5385 * cppinit.c (init): Rename init_library.
5386 (cpp_create_reader): Update.
5387 * gcc.c (cpp_options): If -o given, use it as the target of
5390 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5392 * arm.c (arm_arch5e): New variable.
5393 (all_cores): XScale is a 5TE device.
5394 (arm_override_options): Set arm_arch5e.
5395 (arm_init_builtins): __builtin_prefetch is in arch5e.
5396 * arm.h (arm_arch5e): Declare it.
5398 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
5400 * arm.md (define_constants): Add defines for UNSPEC and
5401 UNSPEC_VOLATILE insns. Update all users.
5402 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
5403 * arm.c (multi_register_push, note_invalid_constants)
5404 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
5405 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
5406 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
5408 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
5410 * jump.c (jump_optimize_1): Use reversed_comparison_code
5411 instead of can_reverse_comparison_p.
5412 (jump_back_p): Likewise.
5413 (invert_exp_1): Likewise.
5414 (thread_jumps): Likewise.
5415 * simplify-rtx.c (simplify_unary_operation): Likewise.
5416 (simplify_ternary_operation): Likewise.
5417 * cse.c (find_comparison_args): Convert to use
5418 can_reverse_comparison_p.
5419 (record_jump_equiv): Likewise.
5421 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5423 * arm.h (HARD_REGNO_RENAME_OK): Delete.
5424 (EPILOGUE_USES): Define.
5425 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
5426 automatically stack the LR if it isn't live.
5428 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
5430 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
5433 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
5435 * ggc-page.c (max_alignment): New structure.
5436 (MAX_ALIGNMENT): New macro.
5437 (init_ggc): Use it to round up the sizes in the
5438 extra_order_size_table.
5440 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5442 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
5445 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5447 * builtins.def (BUILT_IN_FPRINTF): New entry.
5449 * c-common.c (c_expand_builtin_fprintf): New function.
5450 (init_function_format_info): Handle __builtin_fprintf.
5451 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
5452 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
5454 * c-decl.c (duplicate_decls): Adjust comment.
5456 * extend.texi (fprintf): Document new builtin.
5458 2001-01-07 Richard Henderson <rth@redhat.com>
5460 * jump.c (simplejump_p): Recognize any single_set jump
5463 2001-01-07 Richard Henderson <rth@redhat.com>
5465 * configure.in (slibdir): Accept an --with-slibdir option.
5466 Use "test" not "[" in configure. Default to $(libdir).
5468 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
5470 * config/t-aix43 (SHLIB_INSTALL): Likewise.
5471 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
5472 (SHLIB_LINK): Create links for the soname.
5473 * config/mips/t-iris6: Likewise.
5474 * config/sparc/t-slibgcc: Likewise.
5475 * config/sparc/t-slibgcc-sld: Likewise.
5477 2001-01-07 Jakub Jelinek <jakub@redhat.com>
5479 * config/i386/i386.c (constant_call_address_operand): Accept
5480 (const (plus (symbol_ref) (const_int))).
5481 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
5482 constant_call_address_operand.
5484 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5486 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
5487 and LONG_LONG_TYPE_SIZE > 32.
5489 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5491 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
5492 the previous change.
5494 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
5496 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
5498 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
5499 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
5500 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
5503 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5505 * fix-header.c (read_scan_file): s/pfile/scan_in/.
5507 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5509 * c-lang.c (c_post_options): Call cpp_post_options.
5510 * objc/objc-act.c (objc_post_options): Similarly.
5511 * cppmain.c (main): Similarly.
5512 * fix-header.c (read_scan_file): Similarly.
5513 * cppinit.c (cpp_start_read): Move option consistency checks
5514 to cpp_post_options. Don't call init_dependency_output.
5515 If needed, add default target and main file dependency.
5516 (OPT_MD, OPT_MMD): Remove.
5518 (cpp_handle_option): Update for OPT_* changes.
5519 (cpp_post_options): New.
5520 (init_dependency_output): Command line -MF overrides environment
5521 variables. Don't set default target etc. Suppress output
5522 if dependencies are going to stdout.
5523 (print_help): Update.
5524 * cpplib.h (cpp_post_options): New.
5525 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
5527 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
5529 * jump.c (comparison_dominates_p): Support unordered compares.
5531 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
5533 * simplify-rtx.c (simplify_relational_operation): Always simplify
5534 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
5537 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
5539 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
5540 (nonzero_bits): Likewise.
5541 (simplify_comparison): Likewise.
5542 (num_sign_bit_copies): Likewise; return more sane value depending
5543 on STORE_FLAG_VALUE.
5544 (known_cond): Do not assume EQ to be always true for equivalent
5547 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
5549 * cse.c (fold_rtx): Handle unordered comparisons.
5551 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
5553 * rtlanal.c (set_of_1): New static function.
5554 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
5555 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
5556 reg_set_last_last_regno): Remove.
5557 (set_of): New global function.
5558 (set_of_data): New structure.
5559 (reg_set_p, reg_set_last): Revamp for set_of.
5560 * rtl.h (set_of): New.
5562 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5564 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5565 * extend.texi: Document _Exit builtin.
5567 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5569 * (initialize, initialize_builtins,
5570 initialize_dependency_output, initialize_standard_includes):
5571 Rename s/initialize/init. Update.
5572 (init_dependency_output): Move to after
5573 cpp_handle_options, the correct location temporally at least.
5574 (opt_comp): Move next to init (), its caller. Fix prototype.
5575 (init): Make "initialized" local scope.
5576 (cpp_create_reader): Always call init ().
5577 (cpp_start_read): Update.
5578 (output_deps): New function, broken out of cpp_finish.
5579 (cpp_finish): Break out output_deps.
5581 2001-01-07 Richard Henderson <rth@redhat.com>
5583 * collect2.c (COFF specific stuff): Revert 12-06 patch
5584 to prototype system functions.
5586 2001-01-07 Michael Hayes <mhayes@redhat.com>
5588 * hard-reg-set.h: Add multiple include guard.
5589 * basic-block.h (struct loop): Add `sink' field.
5590 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5591 (emit_iv_add_mult): Delete.
5592 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5593 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5594 (unroll_loop): Remove end_insert_before argument.
5595 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5596 (maybe_eliminate_biv_1): Likewise.
5597 (emit_iv_add_mult): Delete.
5598 (gen_add_mult, loop_regs_update): New.
5599 (loop_insn_emit_after, loop_insn_emit_before): New.
5600 (loop_insn_sink, loop_insn_sink_or_swim): New.
5601 (emit_iv_add_mult): Delete.
5602 (scan_loop): Set loop->sink.
5603 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5604 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5605 (maybe_eliminate_biv_1): Likewise.
5606 (maybe_eliminate_biv_1): Add basic block argument.
5607 * unroll.c (unroll_loop): Remove end_insert_before argument.
5608 (find_splittable_regs): Likewise.
5609 (find_splittable_regs): Use loop_insn_sink and its ilk.
5610 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5612 2001-01-07 Michael Hayes <mhayes@redhat.com>
5614 * loop.h (loop_insn_hoist): New prototype.
5615 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5616 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5617 (check_dbra_loop, load_mems): Likewise.
5618 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5619 (find_splittable_givs): Likewise.
5621 2001-01-07 Michael Hayes <mhayes@redhat.com>
5623 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5625 2001-01-07 Richard Henderson <rth@redhat.com>
5627 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5629 2001-01-07 Richard Henderson <rth@redhat.com>
5631 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5632 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5633 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5634 variant that handles a shared libgcc.
5635 (process_command): Always validate -{static,shared}-libgcc.
5636 (do_spec_1): New 'M' case.
5637 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5639 2001-01-07 Richard Henderson <rth@redhat.com>
5641 * Makefile.in (slibdir): New variable.
5642 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5643 (installdirs): Create slibdir.
5644 (install-libgcc, install-multilib): Defer to libgcc.mk.
5645 * configure.in (slibdir): Substitute.
5646 * mklibgcc.in (install): New target.
5648 * config/t-linux (SHLIB_LINK): Create links for the soname.
5649 (SHLIB_INSTALL): New.
5650 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5651 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5652 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5653 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5654 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5656 2001-01-07 Richard Henderson <rth@redhat.com>
5658 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5659 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5660 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5662 2001-01-07 Michael Hayes <mhayes@redhat.com>
5664 * loop.c (count_loop_regs_set): Delete.
5665 (load_mems_and_recount_loop_regs_set): Delete.
5666 (loop_regs_scan): Merge common code from count_loop_regs_set,
5667 scan_loop, and load_mems_and_recount_loop_regs_set.
5668 (scan_loop): Call load_mems directly and loop_regs_scan
5669 again if new registers created.
5671 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5673 * toplev.c (main): Call the front-end specific post_options
5674 hook if one is given.
5675 * toplev.h (struct_lang_hooks, lang_hooks): New.
5676 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5677 for the C front end.
5678 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5679 lang_hooks for the C++ front end.
5680 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5681 lang_hooks for the ObjC front end.
5682 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5683 * java/lang.c (lang_hooks): Hooks for the Java front end.
5685 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5687 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5688 for verbose DWARF[2] debugging.
5689 (cb_define, cb_undef): The new callbacks.
5690 * toplev.h (debug_define, debug_undef): Make const correct.
5691 * toplev.c (debug_define, debug_undef): Similarly. Do not
5692 perform the verbosity tests here anymore.
5694 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5696 * reload.c (subst_reloads): Take INSN argument. When
5697 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5698 * reload.h (subst_reloads): Adjust prototype.
5699 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5700 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5701 present in JUMP_INSNs and copy them to JUMP_LABEL.
5702 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5703 JUMP_INSNs and insns with REG_LABELs that are followed by
5704 JUMP_INSNs with the same REG_LABEL.
5705 * sched-rgn.c (is_cfg_nonregular): Likewise.
5706 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5708 * unroll.c (unroll_loop): Look for REG_LABEL notes in
5710 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
5712 2001-01-06 Richard Henderson <rth@redhat.com>
5714 * loop.c (scan_loop): Use xcalloc for the regs array.
5715 (load_mems_and_recount_loop_regs_set): Zero the new memory
5716 received from xrealloc.
5718 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
5720 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
5722 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
5724 * integrate.c (copy_rtx_and_substitute): When copying
5725 an ignored return value, strip REG_FUNCTION_VALUE_P.
5727 2001-01-06 Michael Hayes <mhayes@redhat.com>
5729 * loop.c (debug_biv, debug_giv): New.
5730 (loop_biv_dump): Break out from ...
5731 (record_biv): ... here.
5732 (loop_giv_dump): Break out from ...
5733 (record_giv): ... here.
5734 (loop_bivs_check): Use print_simple_rtl.
5735 * unroll.c (loop_iterations): Use print_simple_rtl.
5737 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5739 * pa.md (return, return_internal): Modify patterns to prevent regrename
5740 mucking with the return pointer.
5742 2001-01-05 Richard Henderson <rth@redhat.com>
5744 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
5746 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
5748 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
5749 version supplied by Matteo Frigo.
5751 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5753 * cpp.texi: Update for -MQ.
5754 * cppinit.c (cpp_create_reader): Always create pfile->deps.
5755 (cpp_cleanup): Always free pfile->deps.
5756 (initialize_dependency_output): Don't create pfile->deps.
5757 (cpp_handle_option): Similarly.
5759 * gcc.c (cpp_options): Handle -MQ.
5760 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5761 * mkdeps.c (base_name): Remove.
5762 (deps_init): Don't allocate vector space until it's needed.
5763 (deps_free): Only free vectors if allocated.
5764 (deps_add_target, deps_add_dep): Update for initial allocation.
5765 (deps_add_default_target): Don't strip to the base_name.
5767 2001-01-05 DJ Delorie <dj@redhat.com>
5769 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
5770 (INIT_EXPANDERS): Define.
5772 * config/v850/v850.c (struct machine_function): Define.
5773 (v850_save_machine_status): New function.
5774 (v850_restore_machine_status): New function.
5775 (v850_return_addr): New function.
5776 (v850_init_expanders): New function.
5778 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
5779 and v850_init_expanders.
5781 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5783 * cpplib.h (struct cpp_reader): Add help_only field.
5784 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
5785 (cpp_handle_option): Set pfile->help_only if we see -h,
5786 --help, -target-help, or --version. Print version string but
5787 do not set help_only if we see -v or -version. Make text
5788 printed by -v match that printed by (-)-version.
5790 * cppmain.c (main): Exit after option parsing if
5791 pfile->help_only is true.
5793 * toplev.c (independent_decode_option): Call print_version,
5794 then exit, if we see --version (but not -version).
5795 (print_version): Split lengthy message into two lines.
5797 2001-01-05 Nick Clifton <nickc@redhat.com>
5799 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
5800 temporary string for initialisation before calling ggc_alloc_string.
5802 2001-01-06 Michael Hayes <mhayes@redhat.com>
5804 * rtl.h (print_simple_rtl): New.
5805 * print-rtl.c (print_simple_rtl): New.
5807 (print_rtx): Disable printing of flags and modes, etc.,
5808 if `flag_simple` nonzero.
5810 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5812 * function.c (fixup_var_refs): Use push_to_full_sequence where
5815 2001-01-05 Michael Meissner <meissner@redhat.com>
5817 * flags.h (flag_reorder_blocks): Add declaration.
5818 (flag_rename_block): Ditto.
5820 2001-01-05 DJ Delorie <dj@redhat.com>
5822 * function.c (reorder_blocks): Make sure the flags are all reset
5823 before using them to mark blocks, else a second invocation will
5824 corrupt the block chain.
5825 (reorder_blocks_0): New, resets the flags.
5827 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
5829 * cse.c (find_comparison_args): Stop if the argument is known to
5832 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5834 * config/sh/sh.md (movdf): When splitting load into pair of
5835 registers, don't clobber the register used in the address too
5838 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
5840 * varasm.c (mark_constant_pool): Improve initial comments.
5841 (mark_constants): Move marking of constants to mark_constant.
5842 (mark_constant): New function to recursively mark all constants
5843 referred to by a constant.
5845 2001-01-05 Catherine Moore <clm@redhat.com>
5847 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
5849 2001-01-05 Phil Edwards <pme@sources.redhat.com>
5851 * cp/lang-options.h: Bring comment in line with reality.
5852 * f/lang-options.h: Likewise.
5853 * java/lang-options.h: Likewise.
5854 * objc/lang-options.h: Likewise.
5855 * ch/lang-options.h: Likewise.
5856 * f/g77.texi: And update the manual.
5858 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
5859 Denis Chertykov <denisc@overta.ru>
5861 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
5862 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
5863 * config/avr/avr.md (all peepholes that request a scratch register):
5864 Call it, FAIL the peephole if not safe (in interrupt functions).
5866 2001-01-05 Mark Mitchell <mark@codesourcery.com>
5868 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
5870 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
5872 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
5874 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
5875 BUILT_IN_CREAL and BUILT_IN_CIMAG.
5876 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
5877 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
5878 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
5880 * extend.texi: Document these builtins.
5882 2001-01-05 Daniel Berlin <dberlin@redhat.com>
5884 * c-common.c (lang_get_alias_set): Say we know nothing of
5885 VECTOR_TYPE aliasing.
5887 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
5889 2001-01-05 Bruce Korb <bkorb@gnu.org>
5891 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
5892 their x* equivalent versions for atexit-less systems
5893 * fixinc/fixincl.c(main): do not return from main() on atexit-less
5894 systems (or any other system any more).
5896 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
5898 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
5899 output operands. Use arm_hard_register_operand for operand 4.
5900 (stmsi_postinc): Similarly.
5901 (ldmsi): Use arm_hard_register_operand for opernand 2.
5903 * arm.c (arm_hard_register_operand): New function.
5904 * arm-protos.h (arm_hard_register_operand): Prototype it.
5906 * arm.h (HARD_REGNO_RENAME_OK): Define.
5908 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
5910 * simplify-rtx.c (cfc_args): add "unordered" field.
5911 (check_fold_consts): Set unordered field.
5912 (simplify_relational_operation): Simplify the unordered
5915 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
5918 * emit-rtl.c (try_split): Fix code to mark labels.
5919 * jump.c (mark_jump_label): Make global.
5920 * rtl.h (mark_jump_label): Declare.
5922 * predict.c (estimate_probability): Handle unordred comparisons.
5924 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5926 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
5927 * cppinit.c (initialize_dependency_output): Update.
5928 (cpp_finish): Output dummy targets for -MP.
5930 (cpp_handle_option): Handle -MP. Don't quote -MT options.
5931 * cpplib.h (struct cpp_options): Add deps_phony_targets.
5932 * gcc.c (cpp_options): Update to handle -MP.
5933 * mkdeps.c (deps_add_target, deps_add_default_target): Update
5934 to quote only the default target.
5935 (deps_phony_targets): Insert a preceding newline. Rename from
5936 deps_dummy_targets for consistency.
5939 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5941 * calls.c (emit_library_call_value_1): Support
5942 INIT_CUMULATIVE_LIBCALL_ARGS.
5943 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
5945 2001-01-04 Richard Henderson <rth@redhat.com>
5947 * c-decl.c (finish_struct): Detect flexible array members
5948 used in an inappropriate context.
5949 * c-typeck.c (really_start_incremental_init): Special case
5950 constructor_max_index for zero length arrays.
5951 (pop_init_level): Allow initialization of flexible array
5952 members. Deprecate initialization of zero length arrays.
5953 Don't issue missing initializer warning for flexible array
5954 members or zero length arrays.
5955 (process_init_element): Don't dereference null DECL_SIZE.
5956 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
5957 Don't abort for empty constructors. Use size_binop
5958 (output_constructor): Add commentary regarding zero length
5959 array futures. Abort if we try to initialize an array of
5960 unspecified length with a non-empty constructor in the middle
5963 * extend.texi (Zero Length): Update and clarify documentation
5964 on static initialization.
5966 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5968 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
5969 with more than 32767 words of local storage.
5971 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5973 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
5974 for 'abs', 'labs', and 'fabs'.
5975 (c4x_expand_builtin): Likewise.
5976 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
5978 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5980 * config/sh/sh.md (prget, prset): New insn types.
5981 (return delay slot): Dont' allow prset.
5982 (call, sfunc delay slot): Don't allow prget.
5983 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
5984 for prset and prget.
5986 2001-01-05 Michael Hayes <mhayes@redhat.com>
5988 * loop.h (struct loop_reg): New.
5989 (struct loop_regs): Change to use array of `struct loop_reg'.
5990 * loop.c: Replace assortment of varrays with single regs array.
5991 (count_one_set): Delete may_not_move array argument
5992 and use regs array instead. All caller's changed.
5993 (count_loop_regs_set): Delete may_not_move and single_usage
5994 arguments and use regs array instead. All caller's changed.
5995 (find_single_use_in_loop): Replace usage array argument with pointer
5996 to regs structure. All caller's changed.
5997 (loop_optimize): Delete `moved_once' array.
5999 2001-01-05 Michael Hayes <mhayes@redhat.com>
6001 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
6002 Use it instead of loop_info->has_call for scanning loop mems.
6003 (check_dbra_loop): Replace loop_info->has_call test with
6004 loop_info->has_nonconst_call.
6006 2000-01-04 Matthew Hiller <hiller@redhat.com>
6008 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
6011 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6013 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
6014 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
6016 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6018 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
6019 (flag_short_double, flag_short_wchar): Define.
6020 (c_common_nodes_and_builtins): Create many tree nodes shared
6021 between C and C++ here instead of in cp/decl.c and ...
6022 * c-decl.c (init_decl_processing): ... here.
6023 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6024 (flag_short_double, flag_short_wchar): Don't define.
6025 (record_builtin_type): New function.
6026 (build_void_list_node): New function.
6027 * c-common.h (flag_short_double, flag_short_wchar,
6028 record_builtin_type, build_void_list_node): Declare.
6030 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6032 * integrate.c (expand_inline_function): Don't put a virtual
6033 register into the reg map.
6035 * function.c (fixup_var_refs_1): If force_operand didn't put
6036 the address into the target, move it there.
6038 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6040 Special-case tree_decl/tree_list allocations.
6041 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6042 (OBJECT_SIZE): New macro.
6043 (NUM_EXTRA_ORDER): Likewise.
6044 (extra_order_size_table): New variable.
6045 (NUM_ORDERS): New macro.
6046 (objects_per_page_table): New variable.
6047 (object_size_table): New variable.
6048 (G.pages): Use NUM_ORDERS to bound the array.
6049 (G.page_tails): Likewise.
6050 (DIV_ROUND_UP): Remove.
6051 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6052 (alloc_page): Use OBJECT_SIZE.
6053 (size_lookup): Don't make it const.
6054 (ggc_alloc): Use OBJECT_SIZE.
6055 (ggc_set_mark): Likewise.
6056 (ggc_get_size): Likewise.
6057 (init_ggc): Set up the object_size_table, objects_per_page_table,
6058 and adjust size_lookup.
6059 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6060 (ggc_pop_context): Use NUM_ORDERS.
6061 (clear_marks): Likewise.
6062 (sweep_pages): Likewise.
6063 (poison_pages): Likewise.
6064 (ggc_print_statistics): Use OBJECT_SIZE.
6066 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6068 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6069 Only call array_size_for_constructor if last field and array type
6070 with no upper bound.
6072 2001-01-04 Philip Blundell <philb@gnu.org>
6074 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6075 from bit 31 downwards, if this requires no more insns.
6076 (count_insns_for_constant): New helper function for above.
6078 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6080 * gencodes.c (output_predicate_decls): Remove empty initializer.
6082 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6084 * tree.c (copy_node): Remove documentation about obstacks.
6085 (buidl1): Check that nobody tries to build 2-argument nodes this
6088 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6090 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6093 * gencodes.c (output_predicate_decls): Fill empty initializer
6096 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6098 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6099 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6101 (do_include): Handle missing headers like cpp0.
6102 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6103 paths with first include pathname. Don't strcat to uninitialized
6106 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6108 * regrename.c (regrename_optimize): Don't rename from frame pointer
6109 if frame_pointer_needed.
6110 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6111 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6112 (ia64_reorg): Use it instead of scheduling if ! optimize.
6113 (errata_emit_nops): Properly call asm_noperands.
6114 (ia64_sched_reorder): Finish cycle if we see an asm.
6115 (ia64_variable_issue): Clear scheduling state after asms.
6117 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6119 * cpp.texi: Update for -MT.
6120 * cppinit.c (initialize_dependency_output): Add a default
6121 target if none has been given already.
6122 (no_tgt, OPT_MT): New.
6123 (cpp_handle_option): Handle -MT. Update -M etc.
6124 * cpplib.h (struct cpp_options): Remove deps_target.
6125 * gcc.c (cpp_options): Handle -MT.
6126 * mkdeps.c (struct deps): Move from mkdeps.h.
6127 (deps_calc_target): Rename deps_add_default_target. Add a
6128 default target if none has been specified already.
6129 * mkdeps.h (struct deps): Move to mkdeps.c.
6130 (deps_calc_target): Rename deps_add_default_target.
6132 2000-01-03 Richard Henderson <rth@redhat.com>
6134 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6136 * c-typeck.c (push_init_level): Move checks for flexible array
6137 members and zero length arrays ...
6138 (pop_init_level): ... here. Silently discard empty initializations.
6140 * varasm.c (output_constructor): Update for sizeof change to
6143 * extend.texi (Zero Length): Clarify semantics.
6145 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6147 * configure.in (tm.h): Include isns-codes.h last.
6148 * configure: Rebuilt.
6150 2001-01-03 Richard Henderson <rth@redhat.com>
6152 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6153 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6155 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6157 * tradcpp.c (main): Make sure finclude() is called with a valid
6158 indepth value while handling -include.
6160 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6162 * gencodes.c (output_predicate_decls): New function.
6164 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6165 even if it is not the first time machmode.h is #included.
6166 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6167 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6168 * gcc.texi (Copyright): Added 2001.
6170 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6172 * c-common.c (c_common_lang_init): New function. Warn if format
6173 warning options which only have effects when used with -Wformat
6174 are used without -Wformat.
6175 * c-common.h (c_common_lang_init): Declare.
6176 * c-lang.c (lang_init): Call c_common_lang_init.
6177 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6179 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6181 * configure.in: Check for the mktemp command.
6182 * configure: Regenerate.
6183 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6184 $TEMP. Create temporary files with mktemp, if available at
6185 configure time; otherwise use set -C. Remove temporary files
6188 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6190 * configure.in: Require at least texinfo 4.0. Check for whether
6191 Pod::Man is sufficiently recent to regenerate GCC manpages.
6192 * configure: Regenerate.
6193 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6195 (GENERATED_MANPAGES): Define.
6196 (generated-manpages): New target. Depend on cpp.1 as well as
6198 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6199 configure to generated-manpages or empty) rather than on the
6200 manpages directly. Remove execute permission from installed
6201 gcov.1 as well as cpp.1.
6202 * cpp.1, gcov.1: Regenerate.
6204 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6206 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6207 tree_low_cst. Allow using cmpstrsi in more cases.
6209 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6211 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6214 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6216 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6217 * Makefile.in (HOST_CFLAGS): Mention build-make.
6219 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6221 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6224 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6226 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
6229 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
6232 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
6233 reg_base_value and reg_known_value arrays.
6234 (init_alias_analysis): Add more cases to detect known values.
6235 * sched-deps.c (deps_may_trap_p): New function.
6236 (sched_analyze_2): Use it.
6238 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6240 * combine.c (simplify_shift_const): Even if we're sign-extracting,
6241 don't discard an ASHIFTRT if we're shifting in a wider mode.
6243 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6245 * toplev.c (rest_of_compilation): Don't print basic block information
6246 when CFG isn't up to date.
6248 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
6250 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
6251 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
6252 (UNALIGNED_SHORT_ASM_OP): Define.
6253 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
6255 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6257 * fold-const.c (fold_convert): Fix typo.
6259 2001-01-02 Richard Henderson <rth@redhat.com>
6261 * c-common.h (ASM_INPUT_P): New.
6262 * c-parse.in (asm): Set it when needed.
6263 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
6264 existance of an operand.
6266 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
6268 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
6269 (dwarf2out_frame_debug_expr): Likewise.
6270 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
6272 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
6274 * i386.c (ix86_split_to_parts): Return number of part required;
6276 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
6278 (ix86_split_long_move): Use number of part returned
6279 by ix86_split_to_parts
6280 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
6282 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
6283 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
6284 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
6285 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
6286 (ALIGN_MODE_128): Add TFmode.
6287 (IS_STACK_MODE): Likewise.
6288 (HARD_REGNO_NREGS): TFmode needs 3 registers.
6289 (HARD_REGNO_OK): Support TFmodes.
6290 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
6291 * i386.md (scheduler definitions): Use memory operand to determine
6292 fst/fld instructions; use mode attribute to determine real mode of
6294 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
6295 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
6297 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6299 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
6301 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6303 * expr.c (store_constructor_field): Update ALIGN before calling
6306 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6308 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
6311 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6313 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
6316 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6318 * c-decl.c (start_function): Don't warn on third parameter to main.
6320 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6322 * tsystem.h: Define HAVE_DECL_GETOPT.
6324 2001-01-02 Philip Blundell <pb@futuretv.com>
6326 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
6329 2001-01-02 Richard Henderson <rth@redhat.com>
6331 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
6333 2001-01-02 Andreas Jaeger <aj@suse.de>
6335 * c-decl.c (c_decode_option): Remove support of
6338 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
6339 (W_options): Add -Wmissing-noreturn here.
6341 * flow.c: Define lang_missing_noreturn_ok_p.
6342 (check_function_return_warnings): Use it.
6344 * c-common.h: Declare lang_missing_noreturn_ok_p.
6346 * c-lang.c (c_missing_noreturn_ok_p): New function.
6347 (lang_init): Set lang_missing_noreturn_ok_p.
6349 * invoke.texi (Warning Options): Document this.
6351 2000-12-27 Phil Edwards <pme@sources.redhat.com>
6353 * extend.texi (C++ Extensions): New node for C++ attributes;
6354 describe init_priority and com_interface.
6355 * invoke.texi: Remove -finit-priority as it now has zero effect.
6356 * install.texi: Fix xref syntax.
6357 * md.texi: Likewise.
6359 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6361 * config.gcc (sparc64-wrs-vxworks*): New case.
6362 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
6364 * config/sparc/sparc.c (sparc_override_options): Do support different
6365 pointer and architecture size.
6366 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
6367 (POINTERS_EXTEND_UNSIGNED): Define.
6368 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
6369 (FUNCTION_MODE): Define to be Pmode.
6370 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
6372 * function.c (expand_function_end): Properly handle DECL_RESULT
6373 and copy when ptr_mode != Pmode.
6374 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
6376 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6378 * c-common.c (c_common_nodes_and_builtins): Set prototype
6379 parameters for __builtin_fputs, __builtin_fputc and
6380 __builtin_fwrite. Don't declare plain fputc as a builtin.
6382 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6384 * loop.c (add_label_notes): Increment the label usage count when
6385 a note is added to an insn which refers to a CODE_LABEL.
6386 * gcse.c (add_label_notes): Likewise.
6388 2001-01-01 Andreas Jaeger <aj@suse.de>
6390 * loop.c (scan_loop): Use xmalloc to allocate movables.
6392 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6394 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
6395 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
6396 * reload1.c (REGISTER_MOVE_COST): Likewise.
6397 * regclass.c (REGISTER_MOVE_COST): Likewise.
6398 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
6399 dimension. Adjust all users.
6400 (init_reg_sets_1): Iterate on all modes.
6401 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
6402 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
6403 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
6404 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
6405 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
6406 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
6407 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
6408 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
6409 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
6410 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
6411 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
6412 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
6413 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
6414 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
6415 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
6416 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
6417 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
6418 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
6419 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
6420 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
6421 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
6422 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
6423 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
6424 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
6425 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
6426 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
6427 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
6429 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6431 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
6432 arg VARIES_P. Call it with extra arg.
6433 (true_dependence): Likewise.
6434 * rtl.h (rtx_addr_can_trap_p): Declare.
6435 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
6437 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
6438 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
6439 pic offset table register if it's zero. All callers changed.
6440 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
6442 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6444 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
6445 STRING_POOL_ADDRESS_P.
6447 * config/sparc/sparc.c (input_operand): Properly test for short op.
6449 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
6450 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
6451 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
6452 * config/sparc/elf.h: No longer include sol2.h.
6453 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
6454 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
6456 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
6458 2001-01-01 Michael Hayes <mhayes@redhat.com>
6460 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
6461 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
6462 (record_initial): Likewise.
6463 * unroll.c (copy_loop_body, loop_iterations): Likewise.
6464 (remap_split_bivs): Likewise.
6466 2001-01-01 Michael Hayes <mhayes@redhat.com>
6468 * loop.c (loop_ivs_free): New function.
6469 (strength_reduce): Break out from...
6471 2001-01-01 Michael Hayes <mhayes@redhat.com>
6473 * loop.h (struct iv): New.
6474 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
6475 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
6476 'reg_biv_class' fields with 'regs' and 'n_regs'.
6477 (struct ivs): Rename 'loop_iv_list' field to 'list'.
6478 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
6479 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
6481 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
6483 * resource.c (mark_referenced_resources): Abort() before
6484 attempting to mark a pseudo register.
6485 (mark_set_resources): Likewise.
6487 2001-01-01 Michael Hayes <mhayes@redhat.com>
6489 * loop.h (REG_IV_CLASS): New accessor macro.
6490 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
6491 * unroll.c (REG_IV_CLASS): Likewise.
6493 See ChangeLog.4 for earlier changes.