1 2001-03-17 Richard Henderson <rth@redhat.com>
3 * dwarf2out.c (lookup_filename): Emit .file if the assembler
4 is generating .debug_line.
5 (dwarf2out_init): Add main_input_filename to the file table first.
6 * configure.in (as_dwarf2_debug_line): Test with file number 1
7 instead of file number 0.
9 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
12 (gen_rtx_combine): Deleted; all references changed as appropriate.
13 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
15 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
17 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
19 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
22 2001-03-16 Jim Wilson <wilson@redhat.com>
24 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
25 then set it to LOC_REG (79) instead of aborting.
27 2001-03-16 Phil Edwards <pme@sources.redhat.com>
29 * gccbug.in: Remove high priority.
31 2001-03-16 Richard Henerson <rth@redhat.com>
33 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
34 output with a space instead of deleting it.
35 * configure: Regenerate.
37 2001-03-16 Zack Weinberg <zackw@stanford.edu>
39 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
40 handles the gory details of converting an object file into
41 something that's safe to grep.
42 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
43 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
44 newlines at either end of the string we're looking for.
45 Make 'checking ...' message less stilted.
46 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
47 ARM in-memory layout and its hypothetical converse. Don't
48 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
49 HOST_WORDS_BIG_ENDIAN.
51 * configure.in: Adjust for renamed macro. Move
52 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
53 * configure, config.in: Regenerate.
55 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
57 * fixinc/Makefile.in: Set SHELL.
59 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
61 * fixinc/fixincl.c (fix_with_system): Quote file names before
62 passing them to shell.
64 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
66 * Makefile.in: Use fix-header$(build_exeext) instead
69 2001-03-16 Richard Henderson <rth@redhat.com>
71 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
72 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
73 (size_of_line_prolog): Remove.
74 (output_line_info): Compute prologue size via label difference.
75 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
77 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
78 assembler error when redefining file numbers.
79 * config.in, configure: Rebuild.
81 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
82 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
83 (dw2_asm_output_delta_uleb128): Likewise.
84 (dw2_asm_output_delta_sleb128): Similarly.
85 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
87 2001-03-16 Michael Meissner <meissner@redhat.com>
89 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
91 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
93 (BITMASK_LOWER16): Replacement for 0x0000ffff.
95 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
96 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
97 being unsigned in ISO C and signed in traditional.
98 (expand_prologue): Ditto.
99 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
101 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
103 (divsi3,divdi3): Ditto.
104 (modsi3,moddi3): Ditto.
105 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
106 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
107 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
110 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
112 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
113 SSE based conditional moves on LTGT/UNEQ conditions;
114 Canonicalize EQ to NE.
115 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
116 (sse_mov?fcc_ne): New.
118 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
120 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
122 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
123 register may be dead.
125 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
127 * Makefile.in (hash.o): Depend on CONFIG_H.
129 2001-03-15 Mark Mitchell <mark@codesourcery.com>
131 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
133 2001-03-15 Richard Henderson <rth@redhat.com>
135 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
136 (ASM_OUTPUT_DWARF_PCREL): New.
137 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
139 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
141 * cppfiles.c (stack_include_file): Use MAX of sysp.
143 2001-03-15 Steve Ellcey <sje@cup.hp.com>
145 * config.gcc (ia64*-*-hpux*): New case.
146 * config/ia64/hpux.h: New file for HP-UX support.
147 * config/ia64/t-hpux: New file for HP-UX support.
149 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
151 * fixinc/inclhack.def (irix_stdio_va_list): New.
152 * fixinc/fixincl.x: Rebuilt.
154 2001-03-15 Richard Henderson <rth@redhat.com>
156 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
157 if provided by the target.
158 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
159 (dw2_asm_output_addr): New.
160 * dwarf2asm.h (dw2_asm_output_addr): Declare.
161 * dwarf2out.c (output_cfi): Use it for program addresses.
162 (output_call_frame_info, output_die): Likewise.
163 (output_aranges, output_line_info): Likewise.
165 2001-03-15 Bruce Korb <bkorb@gnu.org>
167 * gcc.c(main): make more rigorous
168 * collect2.c(main): guard against ignoring SIGCHLD
169 * protoize.c(main): ditto
170 * gcc/fixinc/fixincl.c(initialize): ditto
172 2001-03-15 Mark Mitchell <mark@codesourcery.com>
174 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
175 (sdbout_parms): Likewise.
177 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
179 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
180 "widen" a destination that is already wider than a word. Also do
181 not widen if LOAD_EXTEND_OP is NIL for the given mode.
183 2001-03-15 Bernd Schmidt <bernds@redhat.com>
185 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
187 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
189 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
191 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
193 * i960.h (i960_maxbitalignment,
194 i960_last_maxbitalignment): Declare.
195 * i960.c (i960_maxbitalignment,
196 i960_last_maxbitalignment): Make global.
197 (process_pragma): Delete.
198 (i960_pr_align, i960_pr_noalign): Move from here ...
199 * i960-c.c: ... to this new file.
200 * t-960bare (i960-c.o): New rule.
201 * t-vxworks960 (i960-c.o): Likewise.
202 * config.gcc (i960-*-*): Define c_target_objs and
205 2001-03-15 Bernd Schmidt <bernds@redhat.com>
207 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
208 without adding in rtx code and mode.
210 * alias.c (init_alias_analysis): Don't use any rtx whose value
211 varies as a known value.
212 Delete a superfluous test.
214 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
216 (ia64_sched_reorder): Call maybe_rotate; also rotate after
217 scheduling a stop bit.
218 (ia64_emit_nops): Correctly handle ASMs.
220 2001-03-15 Mark Mitchell <mark@codesourcery.com>
222 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
224 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
226 * cpp.texi: Update documentation for -include and -imacros.
227 * cppfiles.c (struct include_file): Remove "defined" memeber.
228 (find_or_create_entry): Make a copy of the file name, and
230 (open_file): Update to ensure we use the simplified filename.
231 (stack_include_file): Don't set search_from.
232 (cpp_included): Don't simplify the path name here.
233 (find_include_file): New prototype. Call search_from to
234 get the start of the "" include chain. Don't simplify the
236 (_cpp_execute_include): New prototype. Move diagnostics to
237 do_include_common. Update.
238 (_cpp_pop_file_buffer): Don't set defined.
239 (search_from): New prototype. Use the preprocessor's cwd
240 for files included from the command line.
241 (read_name_map): Don't simplify the pathname here.
242 * cpphash.h (enum include_type): New.
243 (struct buffer): Delete search from. New search_cached.
244 (_cpp_execute_include): Update prototype.
245 * cppinit.c (do_includes): Use _cpp_execute_include.
246 * cpplib.c (do_include_common): New function.
247 (do_include, do_include_next, do_import): Use it.
249 2001-03-14 Mark Mitchell <mark@codesourcery.com>
251 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
252 contents of the RTL, to determine the name of the object.
254 2001-03-14 Mark Mitchell <mark@codesourcery.com>
256 * tree.h (DECL_RTL): Allocate RTL lazily.
257 (SET_DECL_RTL): New macro.
258 (DECL_RTL_SET_P): Likewise.
259 (COPY_DECL_RTL): Likewise.
260 (DECL_RTL_IF_SET): Likewise.
261 * varasm.c (make_decl_rtl): Add assertions about the kind of
262 declaration we are processing.
263 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
264 (start_decl): Likewise.
265 (finish_decl): Likewise.
266 * c-semantics.c (emit_local_var): Likewise.
267 * calls.c (expand_call): Likewise.
268 * dbxout.c (dbxout_symbol): Likewise.
269 * emit-rtl.c (unshare_all_rtl): Likewise.
270 (unshare_all_decls): Likewise.
271 (reset_used_decls): Likewise.
272 * expr.c (store_constructor): Likewise.
273 (safe_from_p): Likewise.
274 (expand_expr): Likewise.
275 * function.c (put_var_into_stack): Likewise.
276 (instantiate_decls_1): Likewise.
277 (assign_parms): Likewise.
278 (expand_function_start): Likewise.
279 (expand_function_end): Likewise.
280 * ggc-common.c (gcc_mark_trees): Likewise.
281 * integrate.c (function_cannot_inline_p): Likewise.
282 (copy_decl_for_inlining): Likewise.
283 (expand_inline_function): Likewise.
284 (integrate_parm_decls): Likewise.
285 (integrate_decl_tree): Likewise.
286 * print-tree.c (print_node): Likewise.
287 * reg-stack.c (stack_result): Likewise.
288 * stmt.c (label_rtx): Likewise.
289 (expand_return): Likewise.
290 (expand_decl): Likewise.
291 (expand_decl_cleanup): Likewise.
292 (expand_anon_union_decl): Likewise.
293 * toplev.c (check_global_declarations): Likewise.
294 (rest_of_decl_compilation): Likewise.
295 * tree.c (simple_cst_equal): Likewise.
296 * objc/objc-act.c (generate_static_references): Likewise.
298 2001-03-14 Zack Weinberg <zackw@stanford.edu>
300 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
301 gcc_AC_C_FLOAT_FORMAT): New macros.
302 * configure.in: Add AC_PROG_CPP after CC tests;
303 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
304 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
305 * configure, config.in: Regenerate.
307 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
308 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
309 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
310 config/i370/xm-linux.h, config/i370/xm-oe.h,
311 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
312 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
313 config/pa/xm-linux.h, config/pa/xm-pa.h,
314 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
315 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
316 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
317 config/we32k/xm-we32k.h: Delete.
319 * config/i370/xm-mvs.h, config/m88k/m88k.h,
320 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
321 config/vax/xm-vms.h: Don't define any of:
322 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
324 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
326 * config.gcc: Remove references to deleted files.
327 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
328 FATAL_EXIT_CODE, which is the same between oe and mvs).
330 2001-03-14 DJ Delorie <dj@redhat.com>
331 Vladimir Makarov <vmakarov@redhat.com>
333 * config/i960/i960.c (i960_function_prologue): Compute size of
334 frame according to number of registers actually saved there.
336 2001-03-14 Richard Henderson <rth@redhat.com>
338 * expr.c (emit_move_insn_1): Fix else if around #endif.
340 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
343 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
346 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
348 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
349 (override_options): Parse cmodel string.
350 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
351 * i386.h (TARGET_OPTIONS): Add "cmodel".
352 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
354 (ix86_cmodel_string, ix86_cmodel): Declare.
356 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
359 * i386.h (GENERAL_REG_P): Add missing REG_P.
361 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
363 * configure.in: Use $gcc_cv_as instead of $as.
364 * configure: Regenerated.
366 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
368 * cppfiles.c (stack_include_file): Only increase the include
369 count if we actually process the file properly, as opposed
370 to treating it as length zero. Only call read_include_file
371 if not DO_NOT_REREAD. Handle the -H include file output
373 (read_include_file): Remove now redundant DO_NOT_REREAD check.
374 (cpp_included, find_include_file): Simplify pathnames after
375 remapping them. If remapping, don't use the remapped file
376 name's buffer as our scratch buffer.
377 (cpp_pop_file_buffer): Replace the multiple include macro
378 only if it isn't yet set.
379 (read_name_map): Simplify remapped names when reading in.
380 (remap_filename): Move code to code path that uses it.
381 (_cpp_simplify_pathname): Return the input pointer.
382 * cpphash.h (_cpp_simplify_pathname): Update prototype.
384 2001-03-14 Mark Mitchell <mark@codesourcery.com>
386 * expr.c (expand_expr): Revove bogus conditional.
388 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
390 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
392 2001-03-14 Jakub Jelinek <jakub@redhat.com>
394 * reg-stack.c (stack_result): Unconditionally use
395 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
397 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
399 * expr.c (emit_move_insn_1): Split push of complex value when
400 no suitable push instruction exist.
402 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
405 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
407 * alias.c (handled_component_p, can_address_p): New functions.
408 (get_alias_set): Use them.
410 2001-03-13 Jim Wilson <wilson@redhat.com>
412 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
413 from 80 in try_locals code.
414 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
416 2001-03-13 Zack Weinberg <zackw@stanford.edu>
418 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
419 gcc_AC_C_LONG_LONG): New.
420 * configure.in: Use them. Probe the size of short, int, long,
421 and long long/__int64 if we have them. Move all the AC_C_*
422 checks together, except gcc_AC_C_CHAR_BIT which has to go
423 after AC_CHECK_HEADERS(limits.h).
424 Take hwint.h out of host_xm_file and build_xm_file.
426 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
427 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
428 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
429 Move the HOST_WIDEST_INT setup logic here from system.h.
430 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
432 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
433 is now handled by hwint.h.
435 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
436 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
437 config/ia64/xm-ia64.h: Don't define any of:
438 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
439 HOST_BITS_PER_LONGLONG.
441 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
442 config/h8300/xm-h8300.h, config/mips/iris6.h,
443 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
444 config/sparc/xm-sp64.h: Delete.
445 * config.gcc: Remove references to deleted files.
447 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
448 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
449 * config/i370/xm-linux.h: Clarify floating-point situation in
452 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
454 * cppfiles.c (NO_INCLUDE_PATH): New macro.
455 (find_include_file): Decide here which part of the include
456 chain to start the search. Complain about an empty include
457 chain in all cases apart from an abolsute file name.
458 (_cpp_execute_include): Don't choose the search chain here.
459 Don't call handle_missing_include in the case of an empty
461 (_cpp_compare_file_date): Don't choose the search chain here.
462 * cpplib.c (do_include_next): Move the in-main-file diagnostic
463 here from _cpp_execute_include. Behave like #include if
464 we're in the main file.
466 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
468 * system.h (malloc, realloc, calloc, strdup): Only poison these
469 tokens when IN_GCC is defined.
471 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
473 * i386.md (abs?f expander): Support SSE case.
474 (abd?f_if): Add new "USE"; add splitters.
476 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
478 * cpp.texi (poison): Explain the macro expansion exception.
480 2001-03-13 Jakub Jelinek <jakub@redhat.com>
482 * expr.c (store_expr): Add dont_store_target. If temp is already in
483 target before copying to reg, don't store it into target again.
485 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
487 * cppinternals.texi: Update for file handling.
489 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
491 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
492 2001-02-24 which broke building the Java library.
493 * function.c (identify_blocks): Likewise.
494 (all_blocks): Likewise.
495 * integrate.c (integrate_decl_tree): Likewise.
496 * print-tree.c (print_node): Likewise.
497 * tree.h (BLOCK_NUMBER): Likewise.
498 (struct tree_block): Likewise.
500 2001-03-12 David Edelsohn <edelsohn@gnu.org>
502 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
503 __WCHAR_TYPE__ definition.
504 (WCHAR_TYPE_SIZE): #undef before #define.
506 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
508 * cppfiles.c: Update comments.
509 (destroy_include_file_node): Rename destroy_node.
510 (find_or_create_entry): New function.
511 (open_file, _cpp_fake_include): Use it.
512 (handle_missing_header): New function, broken out of
513 _cpp_execute include. Don't segfault if there is no
514 system or quoted path.
515 (_cpp_execute_include): Use handle_missing_header.
517 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
519 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
520 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
522 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
524 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
525 unless anti_dependence says they are.
526 * alias.c (objects_must_conflict): If neither has a type specified,
529 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
530 David Billinghurst <David.Billinghurst@riotinto.com>
532 * config/mips/iris5.h: Change WCHAR_TYPE to int.
534 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
536 * i386.md (trunctfdf2_2): Rename missnamed pattern.
537 (*_one_bit): Remove type on the match_operand in attributes.
539 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
541 * i386.c: Commit forgotten hunk in previous patch.
542 (regclass_map): Add extended registers.
543 (dbx_register_map): Add missing frame register.
545 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
547 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
549 * i386.md (x86_sahf_1): Disable for 64bit.
550 (popsi*, pophi*): Likewise.
551 (pushqi, pushhi): Likewise.
552 (movdi, pushdi): Likewise.
553 (zero extend DImode splitter): Likewise.
554 (adddi, minusdi splitter): Likewise.
555 (umulsidi): Likewise.
557 (mulsidi): Disable for 64bit
558 (lshift:DI/ashift:DI): Disable for 64bit.
559 (loop patterns): Likewise.
560 (call_pop, call_value_pop expanders and patterns): Likewise.
561 (prologue_get_pc): Likewise.
563 (fcmovDI pattern and splitter): Likewise.
564 (movdfcc_1_rex64): New.
566 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
568 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
569 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
570 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
571 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
572 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
573 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
574 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
575 (PUSH_ROUNDING): x86_64 rounds to 64bits.
576 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
577 (REGPARM_MAX): Set to 6 for x86_64.
578 (SSE_REGPARM_MAX): Set to 16 for x86_64.
579 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
582 * (patterns that does use upper halves): Update constraints
583 'q' to 'Q' and 'r' to 'R'.
584 (cmpqi_ext_1): Disable for 64bit.
585 (cmpqi_ext_3_insn): Likewise.
586 (movqi_extzv_1): Likewsie.
587 (addqi_ext_1): Liekwsie
588 (testqi_ext_1): Liekwsie
589 (andqi_ext_1): Liekwsie
590 (xorqi_ext_1): Liekwsie
591 (cmpqi_ext_1_rex64): New.
592 (cmpqi_ext_3_insn_rex64): Likewise.
593 (movqi_extzv_1_rex64): Likewsie.
594 (addqi_ext_1_rex64): Liekwsie
595 (testqi_ext_1_rex64): Liekwsie
596 (andqi_ext_1_rex64): Liekwsie
597 (xorqi_ext_1_rex64): Liekwsie
599 2001-03-11 Zack Weinberg <zackw@stanford.edu>
601 * configure.in: Move check for unsigned enumerated bitfields
602 to macro in aclocal.m4. Disable it for now.
603 * configure, config.in: Regenerate.
604 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
605 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
606 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
607 kind above its first use.
609 * config/xm-interix.h, config/alpha/xm-alpha.h,
610 config/i370/xm-linux.h, config/i386/xm-beos.h,
611 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
612 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
613 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
614 Don't define ONLY_INT_FIELDS under any circumstances.
616 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
618 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
619 config/sparc/xm-sysv4.h: Delete - now identical with some
621 * config.gcc (hppa targets): Replace xm-pahpux.h and
622 xm-papro.h with implicit xm-pa.h.
623 (sparc targets): Replace xm-sysv4.h with implicit or explicit
626 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
628 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
629 before reload_cse_noop_set_p.
631 2001-03-11 Zack Weinberg <zackw@stanford.edu>
633 * config.gcc: Where xm-host.h used to include another
634 xm-host.h, list the nested header directly in xm_file. Remove
635 references to deleted files. Can now use sparc/xm-sp64.h for
638 * config/xm-linux.h, config/arm/xm-linux.h,
639 config/i386/xm-dos.h, config/i386/xm-gnu.h,
640 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
641 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
642 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
643 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
646 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
647 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
648 bother to wrap #undef in #ifdef.
649 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
650 Don't include xm-linux.h.
651 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
653 * configure.in: Wrap regexps using [] in changequote block.
654 Use expr : not echo | grep. Simplify regexps.
655 * configure: Regenerate.
657 56 xm-files remain, 22 xm-arch.
659 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
661 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
662 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
663 (local_index, local_rindex): Delete, use strchr/strrchr instead.
664 (copy_object): Fix format specifier vs argument mismatch.
666 * mips-tdump.c: Make local functions static.
667 (rindex): Don't #undef.
668 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
669 (fatal, fancy_abort): Delete.
670 (read_seek): Avoid signed/unsigned compare.
672 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
674 * combine.c (try_combine): Fix error in change to try original
676 (gen_rtx_combine): Do same as gen_rtx for now.
678 2001-03-11 Zack Weinberg <zackw@stanford.edu>
680 * configure.in: AC_SUBST xm_defines.
681 * configure: Regenerate.
682 * Makefile.in: Set DEFINES=$(xm_defines) when building
685 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
687 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
688 (cpp_included, find_include_file): Update.
689 (_cpp_compare_file_date): Make else unconditional.
691 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
693 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
695 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
697 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
698 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
700 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
702 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
703 if it's a record type.
705 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
707 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
708 mingw includes slightly.
710 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
712 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
713 #undef token before poisoning it.
715 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
717 * alpha.c (check_float_value): Use memcpy, not bcopy.
719 * m32r.c (m32r_sched_reorder): Likewise.
721 * vax.c (check_float_value): Likewise.
723 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
725 * toplev.c (file_name_nondirectory): Remove.
726 * toplev.h: Similarly.
727 * dwarf2out.c (compute_section_prefix): Use lbasename instead
728 of file_name_nondirectory.
730 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
732 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
733 * mips-tfile.c: Don't #undef rindex; not used.
735 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
737 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
738 (dbx64_register_map): Declare.
739 (RETURN_ADDR_RTX): Fix for 64bit.
740 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
741 (INCOMING_FRAME_SP_OFFSET): Set to 8.
742 * i386.c (dbx64_register_map): New global array.
743 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
744 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
747 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
749 * cppfiles.c (search_from): Use lbasename.
750 * mkdeps.c (deps_add_default_target): Use lbasename.
752 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
754 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
755 xcalloc in lieu of malloc, realloc & calloc.
757 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
759 * gengenrtl.c (xmalloc): Likewise.
761 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
762 really_call_* memory allocation routines.
764 * stmt.c (check_for_full_enumeration_handling): Use
765 really_call_calloc, not calloc.
767 * system.h (really_call_malloc, really_call_calloc,
768 really_call_realloc): Define.
769 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
771 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
773 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
775 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
777 * configure: Rebuilt.
778 * configure.in: Only use `lang_requires' for languages athat are
781 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
783 * invoke.texi: Fix typo.
786 2001-03-09 Zack Weinberg <zackw@stanford.edu>
788 * configure.in: Prune nonexistent files from build_xm_file,
789 xm_file, and host_xm_file lists. Warn unless they're
791 Don't generate *config.h here.
792 AC_SUBST all variables needed to generate *config.h.
793 * configure: Regenerate.
794 * mkconfig.sh: New helper script, from code removed from
796 * Makefile.in: Zap all MALLOC variables - no longer used
797 anywhere, and malloc.c doesn't exist.
798 Substitute in variables needed to generate *config.h.
799 Stop lying about the dependencies contained in CONFIG_H and
801 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
802 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
803 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
804 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
805 $(TM_P_H), etc. as appropriate.
807 * config.gcc: Zap references to deleted files.
808 * ggc-none.c: Don't include rtl.h or tm_p.h.
810 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
811 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
812 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
813 config/i386/xm-linux.h, config/i386/xm-linux.h,
814 config/i386/xm-next.h, config/i386/xm-openbsd.h,
815 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
816 Don't include i386/xm-i386.h.
818 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
819 config/i386/xm-i386.h, config/i860/xm-i860.h,
820 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
821 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
822 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
823 Delete (empty except comments, #includes of other deleted
824 files, and macros used nowhere).
826 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
828 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
829 independent on TARGET_FLAGS.
831 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
833 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
835 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
837 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
839 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
840 LAST_REX_SSE_REG): define.
841 (enum reg_class): Add 'LEGACY_REGS'
842 (REG_CLASS_CONTENTS): Likewise; add extended registers.
843 (SSE_REGNO_P): Recognize extended registers.
844 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
845 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
846 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
847 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
848 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
849 REG_OK_FOR_STRREG_P): Remove.
850 (HI_REGISTER_NAMES): Add extended registers.
851 (ADDITIONAL_REGISTER_NAMES): Likewise.
852 (QI_REGISTER_NAMES): Add 8bit extended registers.
853 (DEBUG_REG): Support extended registers.
854 * i386.c (regclass_map): Add extended registers.
855 (dbx_register-map): Likewise.
856 (svr4_dbx_register_map): Likewise.
857 (print_reg): Support extended registers.
858 (print_operand): Support 64bit operands.
860 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
862 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
863 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
864 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
865 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
866 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
867 STACK_BOUNDARY): Set properly for 64bits.
868 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
869 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
870 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
871 (MOVE_MAX): Set to 16.
872 (MOVE_MAX_PIECES): 8 for 64bit.
873 (Pmode): Set to SImode.
875 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
877 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
879 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
881 * i386.h (mask_64bit): New constant.
882 (target_64bit): New macro.
883 (target_options): Add '64'/'32'
884 (target_default): Define.
885 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
886 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
887 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
889 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
891 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
893 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
895 * rtlanal.c (rtx_varies_p): Check operand 0 of a
896 LO_SUM unless for_alias is set.
898 2001-03-08 Stan Shebs <shebs@apple.com>
900 * objc/objc-act.c: Fix old typos in comments, add comments for
902 (hash_init): Fix file name in error message.
904 (hash_add_attr): Ditto.
905 (continue_class): Ditto.
907 2001-03-08 Bruce Korb <bkorb@gnu.org>
909 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
910 wait4() can receive the signal.
912 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
914 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
916 * fixinc/fixincl.x: Regenerate.
918 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
920 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
922 * fixinc/fixincl.x: Regenerate.
924 2001-03-08 Richard Henderson <rth@redhat.com>
926 * configure.in (HAVE_AS_LEB128): New assembler check.
927 * configure, config.in: Rebuilt.
929 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
931 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
934 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
936 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
937 references to the MAXPATHLEN macro.
939 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
940 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
943 * config/i386/xm-gnu.h, config/xm-gnu.h,
944 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
945 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
946 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
949 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
950 doing so in various xm-*.h files.
952 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
954 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
956 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
958 * configure.in (enable_shared): Support per-package shared-library
960 * configure: Rebuilt.
962 2001-03-07 David Edelsohn <edelsohn@gnu.org>
964 * rs6000.md (cr logic): Add original POWER mnemonic alternative
965 for crnot. Set operands[5] in splitter.
967 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
969 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
970 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
971 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
972 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
973 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
974 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
975 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
978 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
979 config/i370/xm-i370.h, config/i386/xm-dgux.h,
980 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
981 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
982 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
983 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
984 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
985 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
986 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
987 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
988 Delete unused and/or empty files.
990 * config.gcc: Define USG in xm_defines as appropriate. Define
991 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
992 macro. Remove deleted xm-* files from $xm_files variable.
994 2001-03-07 Tom Tromey <tromey@redhat.com>
996 * configure: Rebuilt.
997 * configure.in: Allow config-lang.in to set `lang_requires' to list
998 of other required languages.
1000 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
1002 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
1004 (output_prologue): Use xmalloc not oballoc.
1005 (output_epilog): Free a29k_first_epilogue_insn when finished.
1006 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
1008 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
1010 * builtins.c (expand_builtin_mathfn): Check
1011 flag_unsafe_math_optimizations, not flag_fast_math.
1012 (expand_builtin): Likewise
1013 * combine.c (combine_simplify_rtx): Likewise.
1014 (simplify_if_then_else): Likewise.
1015 * cse.c (fold_rtx): Likewise.
1016 * flags.h: Remove flag_fast_math. Add
1017 flag_unsafe_math_optimizations and flag_trapping_math.
1018 * fold-const.c (negate_expr): Check
1019 flag_unsafe_math_optimizations, not flag_fast_math.
1020 (invert_truthvalue): Likewise.
1021 (fold): Likewise. Before associating operands, check that
1022 code == MULT_EXPR, not code != MULT_EXPR.
1023 * ifcvt.c (noce_try_minmax): Check
1024 flag_unsafe_math_optimizations, not flag_fast_math.
1025 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
1026 * invoke.texi: Document -funsafe-math-optimizations and
1027 -fno-trapping-math. Change documentation for -ffast-math.
1028 * jump.c (reversed_comparison_code_parts): Likewise.
1029 (rtx_equal_for_thread_p): Likewise.
1030 * optabs.c (emit_conditional_move): Likewise.
1031 * simplify-rtx.c (simplify_binary_operation): Likewise.
1032 (simplify_relational_operation): Likewise.
1033 (simplify_ternary_operation): Likewise.
1034 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
1035 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
1036 Add trapping-math and unsafe-math-optimizations entries to f_options.
1037 (set_fast_math_flags): New, sets flags for -ffast-math.
1038 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
1039 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
1040 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
1042 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
1043 (alpha_emit_conditional_move): Initialize local_fast_math to
1044 flag_unsafe_math_optimizations, not flat_fast_math.
1045 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
1046 instead of setting flag_fast_math to 1.
1047 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
1049 * config/i386/i386.c (override_options): Likewise
1050 * config/i386/i386.md: Likewise.
1051 * config/m68k/m68k.md: Likewise.
1052 * config/mips/mips.md: Likewise.
1053 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
1054 (rs6000_generate_compare): Likewise.
1056 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1058 * Makefile.in: Set RANLIB to @RANLIB@.
1061 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1063 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1064 * fixinc/fixincl.x: Regenerated.
1066 2001-03-07 Richard Henderson <rth@redhat.com>
1068 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1070 2001-03-07 Richard Henderson <rth@redhat.com>
1072 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
1073 of block notes and exception handling notes.
1075 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
1076 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
1077 (compile_file): ... here.
1079 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1081 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
1083 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
1084 config.h now. Include libiberty.h to handle alloca.
1086 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1088 * c-parse.in (yylexname): New function, split out of _yylex.
1089 (objc_rid_sans_at): New table.
1090 (init_reswords): Initialize it.
1091 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1092 retrieving the next token and checking it for significance as
1093 an ObjC keyword or string constant.
1095 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1096 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1098 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1101 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1103 * config/m68k/m68k.c (const_uint32_operand): Accept any
1104 const_int on a 32-bit host.
1106 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1108 * objc/objc-act.c (init_objc): Set save_lang_status,
1109 restore_lang_status, and mark_lang_status.
1111 2001-03-06 Krister Walfridsson <cato@df.lth.se>
1113 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
1115 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1117 * cppinternals.texi: Update.
1119 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1121 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1122 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
1123 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
1124 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
1125 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
1126 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1127 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
1128 config/i386/xm-i386.h, config/i860/xm-i860.h,
1129 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1130 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
1131 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1132 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1133 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1134 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1135 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
1136 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1137 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
1138 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1139 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1140 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
1141 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
1142 match the defaults provided in hwint.h.
1144 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1145 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
1147 * config.gcc (xm_file): Don't set to files which are deleted.
1149 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
1150 guard this file against these macros being undefined.
1152 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1154 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1155 and DECL_DEFER_OUTPUT on the decl we create, before calling
1156 rest_of_decl_compilation.
1158 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1160 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1162 * configure, config.in: Regenerate.
1163 * config.gcc: Remove references to deleted files.
1165 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1166 genrecog.c, rtl.c: Do not use alloca anywhere.
1168 * Makefile.in, build-make, system.h, config/x-interix,
1169 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1170 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1171 config/arc/xm-arc.h, config/arm/xm-arm.h,
1172 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1173 config/h8300/xm-h8300.h, config/i370/x-oe,
1174 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1175 config/i386/x-ncr3000, config/i386/x-sco5,
1176 config/i386/xm-dgux.h, config/i860/x-sysv4,
1177 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1178 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1179 config/m68k/x-hp320g, config/m69k/x-mot3300,
1180 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1181 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1182 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1183 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1184 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1185 config/mips/x-iris, config/mips/x-iris3,
1186 config/mips/x-sni-svr4, config/mips/x-sysv,
1187 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1188 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1189 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1190 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1191 config/pa/xm-papro.h, config/romp/xm-romp.h,
1192 config/rs6000/x-aix31, config/rs6000/x-aix41,
1193 config/rs6000/x-beos, config/rs6000/x-lynx,
1194 config/rs6000/x-mach, config/rs6000/x-rs6000,
1195 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1196 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1197 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1198 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1199 config/vax/xm-vms.h: Eradicate all references to alloca and
1202 * config/xm-alloca.h, config/clipper/x-clix,
1203 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1204 config/i860/x-sysv3, config/m88k/x-sysv3,
1205 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1206 (contained only alloca related hacks).
1208 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1211 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1213 * invoke.texi: Document __FAST_MATH__.
1215 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1217 * crtstuff.c: Restore include of auto-host.h.
1219 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1221 Put main() in a separate file, so that the language
1222 front-end can use a different main().
1225 * toplev.c: (main): Rename as toplev_main.
1226 * toplev.h: Declare toplev_main.
1227 * Makefile.in (OBJS): add toplev.o.
1228 (BACKEND): remove toplev.o, add main.o.
1230 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1232 * cppfiles.c (search_from): Special case the empty string.
1234 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1236 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1237 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1238 strlen or strcpy; we already know the length.
1239 (_cpp_compare_file_date): Similarly.
1240 * cpphash.h (struct cpp_reader): Delete done_initialising.
1241 (CPP_PREV_BUFFER): Delete.
1242 * cppinit.c (cpp_start_read): Don't set done_initialising.
1243 * cpplex.c (parse_string): Guarantee null-termination.
1244 (_cpp_equiv_toklists): Remove.
1245 * cpplib.c (glue_header_name): Null-terminate.
1246 (do_line): Don't leak memory.
1247 * cpplib.h (BT_WEAK): Delete.
1248 * cppmain.c (cb_ident): Strings are now null-terminated.
1250 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1252 * gcc.c (convert_filename): Append executable suffix
1253 if NO_AUTO_EXE_SUFFIX is not defined.
1254 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1255 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1257 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1259 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1260 * c-parse.gperf, c-gperf.h: Delete.
1261 (c-gperf.h was accidently re-added to the CVS repo in the rev
1262 1.16 commit by tromey)
1264 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1266 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1267 macro arguments when looking for the '('.
1268 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1269 2 when really parsing arguments; 1 when looking for '('.
1270 Always restore the lexer position.
1272 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1274 * longlong.h (umul_ppmm): Don't use a multiline string.
1276 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1278 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1279 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1280 t_bool in declaration because pcc can't combine volatile with typedef
1283 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1285 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1286 until when it is really needed.
1287 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1288 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1289 * i386.md (float?i?f splitter): Don't force source operand to memory
1291 (sse_movdfcc): Fix constraint.
1292 (sse_movdfcc splitter): Handle properly the second alternative.
1294 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1296 * cpplex.c (parse_string): Unconditionally pedwarn.
1298 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1301 * cppexp.c (parse_number): Update.
1302 * cpplex.c (parse_string): Pedwarn if multiline string does not
1303 result from a system header's macro.
1304 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1305 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1306 for function-like macros too.
1307 * c-lex.c (lex_number): Update.
1309 2001-03-03 Richard Henderson <rth@redhat.com>
1311 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1313 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1315 * combine.c (try_combine): If split with mode-changed scratch
1316 register didn't work, try the original mode.
1318 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1320 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1321 * config/c4x/c4x.h: Likewise.
1322 * stor-layout.c (compute_record_mode): Likewise.
1323 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1325 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1327 * configure.in: Kill tm.h. Include the files in the $tm_file
1328 list in all three of config.h, hconfig.h, tconfig.h, after the
1329 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1330 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1331 * configure: Regenerate.
1332 * Makefile.in (clean): Don't delete tm.h.
1334 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1335 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1336 those are not defined, set SEC and FEC to 0 and 1.
1337 * gcc.texi: Update to match.
1339 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1340 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1341 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1342 Include tconfig.h, not tm.h.
1344 * config/xm-lynx.h, config/xm-std32.h,
1345 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1346 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1347 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1348 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1349 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1350 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1351 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1352 config/i386/xm-i386.h, config/i860/xm-i860.h,
1353 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1354 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1355 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1356 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1357 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1358 config/pa/xm-linux.h, config/pa/xm-pa.h,
1359 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1360 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
1361 config/pj/xm-pj.h, config/romp/xm-romp.h,
1362 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1363 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1364 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1365 config/v850/xm-v850.h, config/vax/xm-vax.h,
1366 config/we32k/xm-we32k.h:
1368 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
1370 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
1371 config/i370/xm-oe.h: Don't include tm.h. Don't define
1373 * config/vax/xm-vms.h: Don't include tm.h.
1375 * config/xm-lynx.h, config/avr/xm-avr.h,
1376 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
1377 Delete; made empty by above changes.
1378 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1379 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
1380 Don't include config/xm-lynx.h or tm.h.
1382 * config/xm-gnu.h: Don't include fcntl.h.
1383 * config/sparc/xm-lynx.h: Don't include sys/types.h and
1385 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
1387 2001-03-02 Richard Henderson <rth@redhat.com>
1389 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
1390 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
1392 2001-03-02 Richard Henderson <rth@redhat.com>
1394 * Makefile.in (OBJS): Add dwarf2asm.o.
1395 * dwarf2asm.c, dwarf2asm.h: New files.
1396 * dwarf2out.c (*): Use them.
1397 (size_of_uleb128, size_of_sleb128): Remove.
1398 (output_uleb128, output_sleb128): Remove.
1399 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1400 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1401 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1402 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1403 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1404 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1405 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1406 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1407 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1408 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1409 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1410 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1411 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1412 (dwarf2out_frame_debug): Remove unused variables.
1413 (output_loc_operands): Don't abort on 8 byte constants if
1414 host integers are wide enough.
1415 (output_symbolic_ref): Remove.
1416 (size_of_die): Don't assume 4 byte host integers.
1417 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1419 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1420 something stupid with HOST_WIDE_INT to long truncation.
1421 [CONST_DOUBLE]: Likewise.
1423 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1424 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1425 * config/arm/unknown-elf.h: Likewise.
1426 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1427 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1428 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1429 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1430 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1431 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1432 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1433 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1434 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1435 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1436 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1437 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1439 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1441 * cselib.c (hash_rtx): Cast enums to unsigned int.
1443 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1445 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1446 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
1448 * c-format.c (C_STD_VER): Cast to int for comparisons.
1449 (check_function_format): Cast various enums to int for &.
1450 (maybe_read_dollar_number): Likewise.
1451 (check_format_info): Likewise.
1452 (check_format_info_main): Likewise.
1453 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1454 (safe_from_p): Likewise.
1455 * varasm.c (const_hash): Cast enum to int for %.
1456 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1457 pcc enum problems with < and ++ operators.
1458 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1459 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1460 (regclass_init): Change enum class to int to iterate over reg_classes.
1461 * genrecog.c (merge_trees): Cast enums for comparison.
1462 * rtl.h (GET_CODE): Cast to enum rtx_code.
1463 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1464 (GET_MODE): Cast to enum machine_mode.
1465 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1466 (GET_NOTE_INSN_NAME): Cast enum to int.
1467 * tree.h (TREE_CODE): Cast to enum tree_code.
1468 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1469 * timevar.c (timevar_print): Change loop variable id from enum to
1471 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1472 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1473 * toplev.c (compile_file): Cast enum DFI to int.
1474 (decode_d_option): Likewise.
1476 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1478 * cppinit.c (append_include_chain): Mark "after" include file name list
1479 as a system directory.
1480 * cpp.texi: Document new behavior.
1482 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
1484 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
1486 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
1488 * cppfiles.c (struct include_file): Update.
1489 (stack_include_file): Use search_from.
1490 (cpp_included, find_include_file): Update.
1491 (cpp_execute_include): Update. ptr->name may not be
1492 null terminated. Use the new search_from member variable
1494 (_cpp_compare_file_date): Similarly.
1495 (search_from): New function, similiar to actual_directory.
1496 (actual_directory): Delete.
1497 (remap_filename): Update. loc->name may not be null terminated.
1498 (struct file_name_list): Rename search_path. Update.
1499 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
1500 search_from and dir.
1501 (struct cpp_reader): Remove actual_dirs.
1502 * cppinit.c (struct cpp_pending): Update for renamed objects.
1503 (append_include_chain, remove_dup_dir, remove_dup_dirs,
1504 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
1505 * cpplib.h (struct cpp_options): Similarly.
1507 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1509 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1510 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1511 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1512 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1513 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1514 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1515 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1516 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1517 config/i370/xm-oe.h, config/i386/xm-aix.h,
1518 config/i386/xm-i386.h, config/i386/xm-osf.h,
1519 config/i860/xm-i860.h, config/i960/xm-i960.h,
1520 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1521 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1522 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1523 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1524 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1525 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1526 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1527 config/pj/xm-pj.h, config/romp/xm-romp.h,
1528 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1529 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1530 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1531 config/v850/xm-v850.h, config/vax/xm-vax.h,
1532 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1533 Do not define TRUE or FALSE.
1535 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1536 empty by above change.
1537 * config.gcc: Remove references to these files.
1539 * configure.in: Detect stdbool.h.
1540 * configure, config.in: Regenerate.
1541 * system.h: Include stddef.h here if available.
1542 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
1543 Then set up a sensible boolean type at the very end.
1545 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1546 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
1548 * hash.h: Delete 'boolean' typedef and related #undefs.
1550 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
1551 all uses of 'boolean' with 'bool'.
1553 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1555 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
1556 * cppexp.c (lex): Cast enums for comparison.
1557 * cppinit.c (parse_option): Cast enum for comparison.
1558 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
1559 (cpp_output_token): Likewise.
1560 (cpp_can_paste): Cast enums for comparsion and plus/minus.
1561 (cpp_avoid_paste): Cast enums for minus and comparison.
1563 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1565 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
1566 field to all array elements.
1568 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1570 * cpphash.h (struct cpp_reader): Add print_version field.
1571 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
1572 just set print_version and other flags as appropriate.
1573 (cpp_post_options): Print version here if print_version is set.
1575 * toplev.c (exit_after_options): New flag.
1576 (independent_decode_option): Don't exit here; just set
1578 (main): Exit after calling lang_hooks.post_options if
1579 exit_after_options is true.
1581 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
1582 (merge_include_chains): Adjust comment to match code.
1584 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1586 * stringpool.c (set_identifier): New function.
1587 * tree.h: Prototype it.
1589 * c-parse.in: Kill D_YES. If compiled for objc, call
1590 save_and_forget_protocol_qualifiers from init_reswords.
1591 * objc/objc-act.c (remember_protocol_qualifiers,
1592 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
1593 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
1595 (save_and_forget_protocol_qualifiers): New function.
1596 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
1598 2001-03-01 Diego Novillo <dnovillo@redhat.com>
1600 * c-semantics.c (prune_unused_decls): Return error_mark_node
1601 instead of (tree) 1 to stop traversing the tree chain.
1603 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1605 Fix a problem introduced by Kenner's Feb 18 change.
1606 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
1607 flag_cse_skip_blocks only temporarily, not for ever.
1609 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
1611 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
1612 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
1614 * pa.c (emit_move_sequence): Verify operand0 is a hard register
1615 before determining its register class.
1617 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1619 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
1620 from reg 4 if current_function_calls_setjmp.
1621 (gen_nop_type): New function.
1622 (ia64_emit_nops): New function.
1623 (ia64_reorg): Call it.
1624 (ia64_sched_reorder): Move code that rotates bundles up a bit.
1626 * reload1.c (eliminate_regs_in_insn): Restrict the special case
1627 code not to try to optimize adds with anything but a REG destination.
1629 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
1630 (INSN_PRIORITY_KNOWN): New accessor macro.
1631 * haifa-sched.c (priority): Use it instead of testing priority against
1634 2001-02-28 DJ Delorie <dj@redhat.com>
1636 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
1637 since that doesn't work the way gcc wants on a generic m68k.
1639 2001-02-28 Richard Henderson <rth@redhat.com>
1641 * caller-save.c (save_call_clobbered_regs): Fix typo in
1642 comparison last change.
1644 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
1646 * i386.c (pentium4_cost): New.
1647 (m_PENT4): New macro.
1648 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
1649 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
1650 x86_integer_DFmode_moves, x86_partial_reg_dependency,
1651 x86_memory_mismatch_stall): Add Pentium4
1652 (x86_use_q_reg, x86_use_any_reg): Kill.
1653 (override_options): Add pentium4.
1654 (incdec_operand): Return 0 for pentium4.
1655 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
1656 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
1657 (TARGET_PENTIUM4): Define.
1658 (enum processor_type): Add PROCESSOR_PENTIUM4.
1659 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
1660 * i386.md (attribute "cpu"): Add pentium4.
1661 * invoke.texi (march): Add pentium4.
1663 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
1665 * i386.md (sse_mov?fcc*): New patterns and splitters.
1666 * i386.c (ix86_expand_movcc): Work post-reload; recognize
1667 the SSE based conditional moves.
1669 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
1671 * i386.md (attribute mode): Add "TI".
1672 (movsf_1): Add pxor support; remove constant propagation splitter.
1673 (movdf_integer): Likewise.
1674 (movdf_nointeger): Likewise.
1675 (movxf constant prop splitter): Handle all modes; update for SSE.
1676 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
1677 * i386.c (standard_80387_constant_p): Rewrite.
1678 (standard_sse_constant_p): New.
1679 * i386-protos.h (standard_sse_constant_p): New.
1681 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
1683 * i386.md (sse_setccsf, sse_setccdf): New.
1684 (sse_cmp* patterns): Use '%D' instead of outputtting condition
1686 * i386.c (sse_comparison_operator): Accept the supported unordered
1687 comparses; be ready for fast_math.
1688 (print_operand): Support 'D'.
1690 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
1692 * jump.c (reversed_comparison_code): Kill.
1694 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
1696 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
1699 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
1701 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
1702 add missing '%' in constraints.
1704 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
1706 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
1707 for HOST_BITS_PER_WIDE_INT == 32 too.
1709 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
1711 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
1713 (insert_save, insert_restore): New parameter save_mode.
1714 (init_caller_save): Update initialization of reg_save_code
1715 and reg_restore_code.
1716 (save_call_clobbered_regs): Compute save_modes and update calls to
1717 reg_save_code and reg_restore_code.
1718 (insert_restore): Unsignetize numbers; use save_modes to choose mode
1719 of spill; update use of reg_restore_code.
1720 (insert_save): Likewise.
1721 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1722 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1723 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1725 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1727 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
1728 noce_try_store_flag_inc, noce_try_store_flag_mask,
1729 noce_try_cmove_arith):
1730 Use reversed_comparison_code instead of reverse_comparison and
1731 can_reverse_comparison_p.
1733 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
1735 * jump.c (reversed_comparison_code_parts): Allow reversal of
1736 unordered compares in -ffast-math mode; reverse ordered compares
1737 for FP even w/o -ffast-math.
1739 2001-02-27 Richard Henderson <rth@redhat.com>
1741 * print-rtl.c (print_rtx) [i]: Don't print field five on
1742 NOTEs other than NOTE_INSN_DELETED_LABEL.
1744 2001-02-27 Zack Weinberg <zackw@stanford.edu>
1746 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
1747 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
1749 2001-02-27 Diego Novillo <dnovillo@redhat.com>
1751 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
1752 even if walk_subtrees is 0.
1753 * c-semantics.c (prune_unused_decls): Return a non-null value to
1754 stop traversing the tree chain.
1756 2001-02-27 DJ Delorie <dj@redhat.com>
1758 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
1759 register, *then* define it as the new CFA.
1761 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
1763 * pa.c (override_options): Promote -fpic to -fPIC.
1764 (legitimize_pic_address): Simplify due to removal of
1765 small PIC as a code generation option.
1766 (secondary_reload_class): Similarly.
1767 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1768 (PRINT_OPERAND_ADDRESS): Similarly.
1769 * pa.md (various patterns): Similarly.
1770 (small pic lo_sum pattern): Remove.
1772 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
1775 * md.texi (min, max): Document
1777 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
1779 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
1780 TARGET_PARTIAL_REG_DEPENDENCY.
1781 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
1783 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
1785 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
1787 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
1789 * mips.c (mips_make_temp_file): Fix thinko in last change.
1791 2001-02-26 Jason Eckhardt <jle@redhat.com>
1793 * combine.c (known_cond): Do not reverse the condition when
1794 SMAX/UMAX is being considered and the condition is for equality
1797 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
1799 2001-02-26 Philip Blundell <philb@gnu.org>
1801 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1803 * config/arm/linux-elf.h: Remove historical relics related to
1804 above configurations.
1805 * config/arm/linux-oldld.h: Delete.
1806 * config/arm/linux-elf26.h: Delete.
1808 2001-02-26 Jason Merrill <jason@redhat.com>
1810 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
1812 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
1813 recognize a tentative definition. Lose obsolete code.
1815 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
1816 variables unless necessary, either.
1818 2001-02-25 Richard Henderson <rth@redhat.com>
1820 * ifcvt.c (struct noce_if_info): Add test_bb.
1821 (noce_get_alt_condition): New.
1822 (noce_try_minmax, noce_try_abs): New.
1823 (noce_operand_ok): New.
1824 (noce_process_if_block): Use them.
1825 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
1827 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
1829 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
1832 2001-02-25 Zack Weinberg <zackw@stanford.edu>
1834 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
1835 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
1837 (mips_asm_file_end): Free temp_filename here.
1839 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1841 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
1842 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
1844 * config/i386/i386.md (movstrsi): Handle FAIL case.
1846 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
1848 * cppinit.c (builtin_array): Update.
1849 (init_builtins): Flag builtins to warn if redefined or
1850 undefined. Define __GXX_WEAK as a normal macro.
1851 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
1852 * cpplib.h (NODE_WARN): New flag.
1853 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
1854 Handle __STDC__ as a builtin only on Solaris.
1855 (warn_of_redefinition): Renamed from check_macro_definition.
1856 Reverse sense of test. Always warn if NODE_WARN.
1857 (_cpp_create_definition): Use warn_of_redefinition. Flag
1858 any macro beginning with "__STDC_" to require a mandatory
1859 warning if redefined or undefined.
1861 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1863 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
1864 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
1865 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
1866 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
1867 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
1868 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
1869 Don't define any of:
1870 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
1871 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
1872 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
1873 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
1874 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
1876 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
1877 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
1880 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
1881 Delete now-empty file.
1883 * alpha/vms.h: Define NEED_ATEXIT here...
1884 * alpha/xm-vms.h: ...not here.
1886 * i386/cygwin.h: Don't define PARAMS.
1887 * mips/mips.c: Don't prototype mktemp. Don't define
1888 P_tmpdir. Use make_temp_file to create temporary files.
1889 Don't be clever and delete temporary files early.
1890 * config.gcc: Drop references to deleted files. Don't define
1892 * gcc.texi: Don't mention USE_PROTOTYPES.
1894 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1896 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
1897 (ix86_set_move_mem_attrs_1): Likewise.
1898 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
1899 * config/i386/i386.md (movstrsi): Call it.
1901 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1903 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
1904 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
1905 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
1906 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
1908 (i750a-*-*): Error here if hosting on i750a.
1909 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
1911 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
1912 Remove (empty modulo comments).
1914 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
1915 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
1916 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
1917 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
1918 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
1919 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
1921 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
1922 Remove reference to winnt.h in comment.
1923 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
1925 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1927 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
1928 used to set another biv.
1930 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1932 * tree.h (BLOCK_DEAD): New macro.
1933 (struct tree_block): New flag, dead_flag.
1934 * print-tree.c (print_node, case 'b'): Print missing fields.
1935 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
1936 * function.c (identify_blocks): Enable test for misplaced notes.
1937 (all_blocks): Skip BLOCK_DEAD blocks.
1938 * integrate.c (integrate_decl_tree): Likewise.
1940 * errors.c (internal_error, trim_filename): New functions.
1941 (fancy_abort): Call internal_error.
1942 * errors.h (internal_error, trim_filename): New declarations.
1944 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
1946 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
1948 (EXTRA_CONSTRAINT): Formatting changes.
1950 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1952 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
1954 2001-02-23 Per Bothner <per@bothner.com>
1956 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
1957 so they can be called from java/jvspec.c.
1958 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
1960 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
1962 * i386.c (ix86_frame): New structure.
1963 (ix86_compute_frame_size): Kill.
1964 (ix86_compute_frame_layout): New.
1965 (ix86_save_reg): New.
1966 (ix86_can_use_return_insn_p): Use frame layout stuff.
1967 (ix86_expand_prologue): Likewise.
1968 (ix86_expand_epilogue): Likewise.
1969 (ix86_initial_elimination_offset): Likewise.
1970 (ix86_nsaved_regs): Use ix86_save_reg.
1971 (ix86_emit_save_regs): Likewise.
1973 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
1975 * flow.c (find_sub_basic_blocks): New function.
1976 (split_block): Be ready for basic block introduced by CODE_LABEL.
1977 (commit_one_edge_insertion): Call find_sub_basic_block.
1979 * flow.c (make_edges): Add edge from entry for blocks starting with
1980 label having ALTERNATE_NAME
1982 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
1984 * function.c (epilogue_done): Be ready for first basic block not
1985 containing PROLOGUE_END note.
1986 (reposition_prologue_and_epilogue_notes): Avoid placing
1987 PROLOGUE_END note between BASIC_BLOCK.
1989 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
1991 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
1993 2001-02-21 DJ Delorie <dj@redhat.com>
1995 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
1996 check for current_function_has_nonlocal_goto from 1999-11-12.
1998 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2000 * diagnostic.c (trim_filename): No longer static.
2001 * toplev.h (trim_filename): Declare.
2002 * rtl.c (rtl_check_failed_bounds): Call internal_error.
2003 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
2004 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
2005 (rtvec_check_failed_bounds): Likewise.
2006 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
2008 * convert.c (convert_to_integer): Don't do unsigned unless result or
2009 both inputs are unsigned.
2011 * fold-const.c (fold_convert): Don't call size_int_type_wide if
2014 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
2016 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
2018 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
2020 * Makefile.in (resource.o): Add params.h dependence.
2021 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
2022 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
2023 * resource.c: Add dependence on params.h.
2024 (current_live_regs): Fix explanatory comment.
2025 (find_basic_block): Add new parameter to permit limiting search
2027 (mark_target_live_regs): Add new argument to find_basic_block call.
2028 (incr_ticks_for_insn): Likewise.
2030 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2032 * diagnostic.c (output_to_stream): Rename to
2033 output_buffer_to_stream. Loses the stream parameter.
2034 (init_output_buffer): Set diagnosic_buffer's stream.
2035 (flush_diagnostic_buffer): Adjust.
2036 (default_print_error_function): Likewise.
2037 (finish_diagnostic): Likewise.
2038 (verbatim): Likewise.
2040 * diagnostic.h (struct output_buffer): Add `stream' field.
2041 (output_buffer_attached_stream): New macro.
2043 2001-02-23 Jakub Jelinek <jakub@redhat.com>
2045 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
2046 check if either operand is divisible by C.
2047 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
2048 If type is signed, consider negative numbers as well.
2050 2001-02-22 Richard Henderson <rth@redhat.com>
2052 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
2053 reach .text instead of gp-relative relocs.
2054 * config/ia64/crtend.asm (.init): Likewise.
2056 2001-02-22 Andreas Jaeger <aj@suse.de>
2058 * extend.texi (C++ Attributes): Fix typo.
2060 2001-02-21 David Mosberger <davidm@hpl.hp.com>
2062 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
2063 functions, drop current_function_args_info.words test.
2064 (ia64_compute_frame_size): Mark syscall_linkage functions as
2065 using eight input registers.
2067 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
2068 Bruce Korb <bkorb@gnu.org>
2070 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
2071 * fixinc/README: Document how to convert sed substitutions
2072 to format style c_fix-es.
2073 * fixinc/fixincl.x: regen
2075 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
2077 * gcc.c: Add comment explaining how to add a command-line option.
2078 Add title to specs language comment.
2080 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2082 * gcc.c (cc1_options): Add "-param".
2083 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2084 (option_map): Likewise.
2085 * toplev.c (display_help): Add entry for "--param".
2086 (independent_decode_option): Fix typographical error.
2088 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
2089 Bernd Schmidt <bernds@redhat.com>
2090 Jan Hubicka <jh@suse.cz>
2092 * i386.c (function_arg_advance): Pass SSE arguments in registers.
2093 (function_arg): Likewise.
2095 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
2097 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
2099 2001-02-21 Kazu Hirata <kazu@hxi.com>
2101 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
2105 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
2107 * flow.c (init_propagate_block_info): Canon address and use single_set
2108 for killing dead memory stores.
2110 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2112 * Makefile.in (reorg.o): Add params.h dependence.
2113 * params.def: Fix typographical error in comment.
2114 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2115 * params.h: Modify introductory comment.
2116 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2117 * reorg.c: Add dependence on params.h.
2118 (redundant_insn): Add parameterized throttle for search.
2119 (fill_simple_delay_slots): Add a comment explaining a variable.
2120 Move conditional out of loop, simplifying code.
2121 (fill_eager_delay_slots): Fix typographical error in comment.
2123 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
2125 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
2127 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
2128 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
2130 2001-02-21 Jason Merrill <jason@redhat.com>
2132 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2133 (struct tree_decl): Add uninlinable bitfield.
2134 * c-decl.c (duplicate_decls): Set it.
2135 * integrate.c (function_cannot_inline_p): Check it.
2137 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2138 DW_AT_MIPS_linkage_name to abstract methods.
2139 (dwarf2out_abstract_function): Emit class context before calling
2140 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2141 (gen_subprogram_die): Remove obsolete code.
2142 (gen_member_die): Don't include clones in the member list.
2143 (gen_decl_die): Emit abstract info for clone origin.
2144 * dwarfout.c (output_type): Don't include clones in the member list.
2145 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2146 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2147 DECL_ABSTRACT on a function that already has it set.
2149 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2150 (get_subprogram_die): Pass it in.
2152 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2154 * flow.c (mark_set_1): Make not_dead unsigned long. For
2155 non-pseudos, use it as a bitmask of the hard regs that
2158 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2160 * cppfiles.c: Update comments.
2161 (_cpp_read_file): Don't check for NULL filenames any more.
2162 * cppinit.c (cpp_start_read): Don't do canonicalization of
2163 in_fname and out_fname. Use the passed file name exclusively.
2164 (_cpp_handle_options): Don't treat "-" as a command line option,
2165 but as a normal filename.
2166 (_cpp_post_options): Canonicalize in_fname and out_fname.
2167 * cppmain.c (printer_init): Don't check out_fname for NULL.
2168 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2169 (init_c_lex): Update, and use "" to represent stdin to CPP.
2172 2001-02-20 Will Cohen <wcohen@redhat.com>
2174 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2175 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2176 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2179 2001-02-20 Stan Shebs <shebs@apple.com>
2181 * config/rs6000/rs6000.c (output_cbranch): Output branches
2182 on separate lines instead of using ';' to separate.
2184 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2186 * cppinit.c (set_lang): Move builtin handling to...
2187 (init_builtins): ...here.
2188 (_cpp_create_reader): Move call to set_lang.
2190 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2192 * stmt.c (expand_return): If an attempt is made to return the
2193 error_mar_node, treat the return like a return without a value.
2195 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2197 * sibcall.c (skip_copy_to_return_value): Call
2198 identify_call_return_value here, and return orig_insn if it
2199 returns zero. Hardret and softret arguments now unnecessary.
2200 (call_ends_block_p): Don't call identify_call_return_value here.
2202 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2204 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2205 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2207 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2209 * pa.c (move_operand): Accept code to load the address of a
2210 symbol out of the DLT as a valid move operand.
2211 (print_operand, case 'A'): New to handle generating a DLT
2212 reference for a LO_SUM expression.
2213 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2214 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2216 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2218 * README, cpp.texi, gcc.texi, version.c: Update version number to
2220 * cpp.1, gcov.1, gcc.1: Regenerate.
2222 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2224 * cppfiles.c (stack_include_file): Generate dependencies
2225 here, and manage include_count here too.
2226 (PRINT_THIS_DEP): Delete.
2227 (_cpp_execute_include): Do not generate dependencies here,
2228 apart from the case of a missing header. Do not manage
2230 (_cpp_read_file): Leave dependency generation to
2233 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2235 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2236 target_cpu_default. Remove dead assignment to
2239 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2241 * regclass.c (contains_reg_of_mode): Make global.
2242 (init_reg_sets): Remove contains_reg_of_mode; take into account
2243 CLASS_MAX_NREGS when looking for the proper mode.
2244 (dump_regclass): Dump only classes considered for the pseudo.
2245 (regclass): Use contains_reg_of_mode.
2247 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2249 * gcc.c (do_spec_1): 'n' for printing notices.
2250 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2252 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2254 * reg-stack.c (next_flags_user): Use current_block->end
2255 (swap_rtx_condition): Look for next user if flags don't die;
2256 give up on CALL_INSNs; use current_block->end.
2258 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2260 * sibcall.c (call_ends_block_p): New function.
2261 (optimize_sibling_and_tail_recursive_call): Use it.
2263 2001-02-18 Kazu Hirata <kazu@hxi.com>
2265 * config/h8300/h8300.md: Update copyright.
2266 (andsi3): Do not output an extra newline character.
2268 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2270 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2271 FNDECL may be unused.
2273 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2274 follow jumps after first run.
2275 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2276 it doesn't change any jumps.
2278 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2280 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2281 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2282 (mostlyclean): Corresponding changes.
2283 * rtlanal.c (hard-reg-set.h): Include.
2284 (rtx_unstable_p): Do not treat the argument pointer specially
2285 if it is not a fixed register.
2286 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2288 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2290 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2291 against last real insn in basic block.
2292 Rework to avoid gotos.
2294 * Makefile.in (gcse.o): Now includes ggc.h.
2295 * gcse.c: Include ggc.h.
2296 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2297 (try_replace_reg): Remove warning of uninitialize variable.
2298 (process_insert_insn): Call invalid_insn_p to validate insn.
2299 * recog.c (insn_invalid_p): Now global.
2300 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2301 * recog.h (insn_invalid_p): New declaration.
2303 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2305 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2306 assignments from FP constants since 'Y' output code can't handle it.
2307 (eligible_for_sibcall_delay): Likewise.
2309 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2310 Call fancy_abort directly, passing args.
2311 (print_rtl_and_abort): Now a macro, like fancy_abort.
2313 * final.c (output_operand_lossage): Use internal_error, not error.
2315 2001-02-18 Shane Nay <shane@agendacomputing.com>
2317 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2318 structure shift insns.
2320 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2322 * invoke.texi (-fsquangle): Remove documentation.
2323 (-fname-mangling-version): Likewise.
2325 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2327 * optabs.c (expand_abs): Remove reference to
2328 HAVE_contitional_arithmetic.
2329 * combine.c (simplify_set): Likewise.
2331 2001-02-18 Richard Henderson <rth@redhat.com>
2333 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2336 2001-02-18 Richard Henderson <rth@redhat.com>
2338 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2340 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2342 * reload1.c (reload_cse_simplify_set): Fix typo.
2344 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2346 * diagnostic.c (_fatal_insn): Decrement errorcount.
2348 * invoke.texi (-I): Add note avoiding use for system header files.
2350 * rtl.h (add_clobbers): Remove duplicate declaration.
2351 * recog.h (added_clobbers_hard_reg_p): New declaration.
2352 * genemit.c (struct clobber_pat): New field has_hard_reg.
2353 (gen_insn): Record if added clobbers clobber hard reg.
2354 (gen_split): Avoid unused warning if number of operands is 0.
2355 (output_added_clobbers_hard_reg_p): New function.
2358 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2360 * pa.c (hppa_expand_prologue): Simplify code storing return
2361 pointer. For large (>=8k) frames with a post_store, adjust stack
2362 pointer by 8k-64 first rather than by 64. When testing with
2363 VAL_14_BITS_P, always use the actual value rather than the value
2364 negated. Add blockage to prevent scheduling of spills before
2365 stack frame has been created.
2366 (hppa_expand_epilogue): Simplify code loading return pointer.
2367 Allow a slightly larger range for merge_sp_adjust_with_load case.
2368 When testing with VAL_14_BITS_P, always use the actual value.
2370 * pa.c (pa_adjust_insn_length): Check that block move
2371 pattern is a set before looking at operands.
2373 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2375 * fold-const.c (fold_binary_op_with_conditional_arg): New
2376 function, split out from ...
2378 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2379 conditional arms that throw exceptions.
2381 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2384 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2386 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2387 define HAVE_DECL_* to 1 to mask potential backup declarations.
2388 * configure: Regenerated.
2390 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2392 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
2394 2001-02-17 Richard Henderson <rth@redhat.com>
2396 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2397 when replacing a memory load with a register.
2399 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2400 Jan Hubicka <jh@suse.cz>
2402 * recog.c (validate_replace_src_1): New.
2403 (validate_replace_src_data): Likewise.
2404 (validate_replace_src): Use note_uses.
2405 * rtl.h (note_uses): Declare.
2406 * rtlanal.c (note_uses): New.
2408 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
2410 * reg-stack.c (stack_def): Make field reg unsigned.
2411 (remove_regno_note): Unsignetize parameter.
2413 2001-02-16 Jes Sorensen <jes@linuxcare.com>
2415 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
2416 shladd_operand() call.
2418 2001-02-16 Bruce Korb <bkorb@gnu.org>
2419 Rodney Brown <RodneyBrown@mynd.com>
2421 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2422 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2423 machine restrictions
2424 * fixinc/fixincl.x: regen
2426 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2428 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
2430 (hash_scan_insn): Clean up calls to hash_scan_set.
2431 (compute_kill_rd): REGNO now unsigned.
2432 (try_replace_reg): Rework to use simplify_replace_rtx.
2433 (cprop_jump, cprop_cc0_jump): Likewise.
2434 (cprop_insn): Call find_reg_equal_equiv_note.
2435 Reflect changes to cprop_jump and cprop_cc0_jump.
2437 * recog.c (validate_replace_src): Replace in operands of
2438 ZERO_EXTRACT in SET_DEST.
2440 * cse.c (new_label_ref): New variable.
2441 (insert): Set it instead of recorded_label_ref.
2442 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
2443 CODE_LABEL for this function, and not already in REG_LABEL note.
2445 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
2447 * resource.c (mark_referenced_resources): Fix typo in introductory
2449 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
2452 2001-02-16 Jason Merrill <jason@redhat.com>
2454 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2456 (gen_subprogram_die): Don't abort on seeing a second definition if
2457 the previous one was abstract. Don't replace an abstract instance
2458 in the lookup table.
2460 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2461 gen_abstract_function.
2462 * dwarf2out.h: Declare it.
2463 * toplev.c (note_outlining_of_inline_function): New fn.
2464 * toplev.h: Declare it.
2465 * integrate.c (output_inline_function): Call it.
2466 * c-decl.c (duplicate_decls): Call it when redefining an extern
2467 inline. Don't inline the new defn.
2469 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2471 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2473 * .gdbinit: Rename to gdbinit.in.
2474 * gdbinit.in: New file,
2475 * configure.in: Generate .gdbinit from gdbinit.in.
2476 * configure: Regenerated.
2477 * Makefile.in (distclean): Always remove .gdbinit.
2479 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2481 * objc/objc-act.c (start_class): Register implemented_classes with
2484 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2486 * cppfiles.c (_cpp_make_system_header): Generate a file
2489 2001-02-15 Jim Meyering <meyering@lucent.com>
2491 * Makefile.in (install-common): Don't depend on installdirs here.
2492 Instead, make each of the lang.install-common targets (e.g.,
2493 c++.install-common in cp/Make-lang.in) depend on it.
2494 (install-driver): Depend on installdirs.
2496 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2498 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2500 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2503 2001-02-15 Mark Mitchell <mark@codesourcery.com>
2505 * invoke.texi (--param): Document.
2507 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
2509 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2511 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
2513 * i386.md (extendsfdf2_2): Fix constraints.
2515 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
2517 * i386.md (fop_df_3 splitter): Fix operand number.
2519 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
2521 * invoke.texi (-mreg-alloc): Nuke.
2522 * i386.c (ix86_reg_alloc_order, regs_allocated,
2523 order_regs_for_local_alloc): Nuke.
2524 (override_options): Kill reg_alloc code.
2525 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
2526 (REG_ALLOC_ORDER): SSE goes before I387.
2527 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
2528 (ix86_reg_alloc_order): Likewise.
2529 * i386-protos.h (ix86_reg_alloc_order): Kill.
2531 2001-02-14 Richard Henderson <rth@redhat.com>
2533 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2535 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
2537 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2539 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
2541 * i386-protos.h (ix86_memory_move_cost): Move offline.
2542 * i386.c (ix86_register_move_cost): Compute properly cost of
2543 SSE, MMX and i387 instructions.
2544 (*_cost): Add costs of SSE/MMX moves.
2545 (ix86_memory_move_cost): Move offline from ....; Likewise.
2546 * i386.h (MEMORY_MOVE_COST): .... here;
2547 (struct processor costs): Add new fields to represent costs
2550 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
2552 * regclass.c (init_reg_sets_1): Reinstall the optimization of
2553 move_cost together with Matt Kraai's fix.
2555 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2557 * Makefile.in (OBJS): Add params.o.
2559 2001-02-14 Richard Henderson <rth@redhat.com>
2560 DJ Delorie <dj@redhat.com>
2562 * jump.c (jump_optimize_1): When we delete a conditional jump
2563 preceeding a non-conditional jump to effectively the same place,
2564 make sure that the combined jump skips any clobber insns between
2567 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2569 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
2571 2001-02-14 Mark Mitchell <mark@codesourcery.com>
2573 * Makefile.in (toplev.o): Depend on params.h.
2574 (intergate.o): Likewise.
2575 (params.o): New target.
2576 * flags.h (inline_max_insns): Remove.
2577 * integrate.c: Include params.h.
2578 Use MAX_INLINE_INSNS instead of inline_max_insns.
2579 * params.c: New file.
2580 * params.h: Likewise.
2581 * params.def: Likewise.
2582 * toplev.c: Include params.h.
2583 (lang_independent_params): New variable.
2584 (decode_f_option): Use the param machinery instead of setting
2586 (independent_decode_option): Handle "--param name=value".
2587 (main): Register language-independent parameters.
2589 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
2591 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
2593 2001-02-14 Richard Henderson <rth@redhat.com>
2595 * regclass.c (init_reg_sets_1): Revert last two changes.
2597 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2599 * stor-layout.c (is_pending_size, put_pending_size): New functions.
2600 (variable_size): Call put_pending_size.
2601 * tree.h (is_pending_size, put_pending_size): Add prototypes.
2602 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
2603 sizes list, put newly created SAVE_EXPR there as well.
2605 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2607 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
2608 (errata_find_address_regs): load_group has only 2 entries.
2609 (errata_emit_nops): Likewise. shladd is not problematic.
2610 Clear last_group if nop was emitted.
2611 (fixup_errata): load_group has only 2 entries.
2614 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
2616 * c-lex.c (lex_number): Only warn traditionally for U suffix
2617 outside system macros.
2618 * cppexp.c (parse_number): Similarly.
2619 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
2620 * cppmacro.c (struct cpp_macro): New member node.
2621 (parse_args): Only warn about missing rest args if not
2623 (funlike_invocation_p): Similarly for uninvoked funlike macros.
2624 (cpp_sys_objmacro_p): New.
2625 (_cpp_create_definition): Store the node with the macro defn.
2626 Remember if the macro is defined in a system header.
2628 2001-02-13 DJ Delorie <dj@redhat.com>
2630 * configure.in (check_languages): determine languages to check
2631 * Makefile.in (check-c++): alias for check-g++
2632 (check-f77): alias for check-g77
2633 (CHECK_TARGETS): depend on configured languages
2635 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
2637 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2638 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2639 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2640 (sqrtextendsfdf2): Disable for SSE2.
2642 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2644 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2645 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2646 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2647 (sqrtextendsfdf2): Disable for SSE2.
2649 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
2651 * i386.md (movsfcc_1): Support integer cmove instruction.
2652 (movdfcc_1): Likewise; new splitter.
2654 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
2656 * i386.c (output_fp_compare): Support SSE.
2657 (prepare_fp_compare_args): SSE comparisons always support memory.
2658 * i386.h (TARGET_CMOVE): SSE imply cmove.
2659 * i386.md (cmp?f2): Enable for SSE too.
2660 (cmpfp_i*): Support SSE.
2662 (cmpfp_i_sse_only): New.
2663 (s*, b* fp expanters): Enable for SSE too.
2664 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
2667 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
2669 * regclass.c (init_reg_sets_1): Silence warning.
2671 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
2673 * i386.md (sqrt?f2): Change to expander.
2674 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
2676 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2678 * rtlanal.c (find_reg_equal_equiv_note): New function.
2679 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
2680 (simplify_gen_relational, simplify_replace_rtx): Likewise.
2681 * rtl.h: Add declarations for above functions.
2683 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
2685 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
2687 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
2688 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
2689 * flow.c (mark_regs_live_at_end): Likewise.
2690 (calculate_global_regs_live): Likewise.
2691 * gcse.c (compute_hash_table): Likewise.
2692 (compute_kill_rd): Likewise.
2693 * resource.c (mark_target_live_regs): Likewise.
2694 * rtl.h (INVALID_REGNUM): New macro.
2696 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
2698 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
2700 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
2702 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
2705 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
2707 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
2709 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
2710 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
2711 (fop_sf_1_sse, fop_df_1_sse): New patterns
2712 (fop_*): Disable float_extend and float patterns for SSE compilation.
2713 * i386.c (output_387_binary_op): Support SSE.
2715 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
2717 * i386.md (dummy_extendsfdf2): Support SSE2
2718 (extendsfdf2): Enable if 80387 or SSE2.
2719 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
2720 and no MIX_I387_SSE2
2721 (extendsfdf2_1_sse_only): New pattern.
2722 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
2724 (truncdfsf2_1): Support SSE.
2725 (truncdfsf2_2): Support SSE.
2726 (truncdfsf2_2_1_sse): New pattern.
2727 (fixtruncsfsi2): Always use SSE if available.
2728 (fix_truncsfsi_sse): New pattern.
2729 (fix_truncdfsi_sse): New pattern.
2730 (floatsis?f2): Support SSE.
2731 (floatsidf2_i387): New pattern.
2732 (floatsidf2_sse): Likewise.
2734 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2736 * configure.in: Use "have_gnat" variable, not "gnat".
2737 * configure: Regenerated.
2739 * config/sparc/sparc.c (function_value): Treat all non-record
2740 aggregate types like used to treat UNION_TYPE.
2742 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
2744 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
2745 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
2747 (MASK_MIX_SSE_I387): New.
2748 (TARGET_SSE): SSE2 imply SSE.
2749 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
2750 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
2751 (enum reg_class): Add new classes.
2752 (REG_CLASS_NAMES): Likewise.
2753 (REG_CLASS_CONTENTS): Likewise.
2754 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
2755 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
2756 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
2757 (CLASS_MAX_NREGS): Use new macros.
2758 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
2759 * i386.md (pushsf, movsf): Support SSE.
2760 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
2761 splitters to use ANY_FP_REGNO_P.
2762 (movdf_nointeger, movdf_integer): Likewise.
2764 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2766 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2767 (try_combine): Use it.
2769 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
2771 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
2772 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
2773 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
2774 (REGISTER_MOVE_COST): Likewise.
2775 * i386-protos.h (ix86_secondary_memory_needed,
2776 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
2777 * i386.c (ix86_secondary_memory_needed,
2778 ix86_preferred_reload_class, ix86_register_move_cost): New function.
2780 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
2782 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
2783 (HARD_REGNO_MODE_OK): Move offline to ....
2784 * i386.c (ix86_hard_regno_mode_ok) ... here;
2785 refuse all incorrect modes.
2786 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
2788 2001-02-13 Richard Henderson <rth@redhat.com>
2790 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2791 entire operator; replicate that and match_dup the operands.
2792 (cmp_ccx_arith_op_set): Likewise.
2793 (cmp_cc_arith_op_not_set): Likewise.
2794 (cmp_ccx_arith_op_not_set): Likewise.
2796 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2798 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
2800 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2802 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
2803 (TARGET_NO_BITFIELD_WORD): New macro.
2804 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
2805 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
2807 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2809 * cselib.c: New file, from simplify-rtx.c.
2810 * simplify-rtx.c: Remove cselib parts.
2811 * Makefile.in: Add cselib.o.
2813 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2815 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2816 (setup_incoming_varargs): Remove warning.
2818 * config/rs6000/rs6000.c (validate_condition_mode): When
2819 flag_fast_math, allow floating-point conditionals to be reversed.
2820 (rs6000_generate_compare): When flag_fast_math, don't generate
2821 cror operations for FP conditionals.
2823 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
2825 (ASM_SPEC): Likewise.
2826 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
2827 (CC1_SPEC): Likewise.
2828 (LINK_TARGET_SPEC): Likewise.
2829 (CPP_ENDIAN_SPEC): Likewise.
2830 * Makefile.in (check-consistency): New target.
2832 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
2834 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
2835 "return type defaults" warning for functions with return type
2837 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
2838 function declarations by default rather than only when pedantic.
2840 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
2842 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
2845 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2847 * extend.texi (Deprecated): Deprecate new initializer lists.
2849 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2851 * mkdeps.c (deps_add_default_target): Robustify. Add
2852 basename component only.
2853 * cpp.texi (-M): Describe how default target is generated.
2854 * invoke.texi (-M): Likewise.
2856 2001-02-12 Kazu Hirata <kazu@hxi.com>
2858 * toplev.c (push_float_handler): Remove.
2859 (pop_float_handler): Remove.
2860 * toplev.h: Remove prototypes for the above functions.
2862 2001-02-12 Jakub Jelinek <jakub@redhat.com>
2864 * c-common.c (constant_fits_type_p): New function.
2865 (convert_and_check): Use it.
2867 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2869 * Makefile.in (GXX_ABI_FLAG): Don't define.
2870 * configure.in (--enable-new-gxx-abi): Remove option.
2871 * config.in: Regenerated.
2872 * configure: Likewise.
2874 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
2876 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
2878 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
2879 regular basic block, and arrange for all edges into it to switch
2882 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2884 * Makefile.in (distclean): Do not remove .gdbinit.
2886 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2888 * Makefile.in (gcc.o): Fix typos.
2889 (protize.o): Likewise.
2890 (unprotoize.o): Likewise.
2892 2001-02-11 Richard Henderson <rth@redhat.com>
2894 * tree.c (build1): Check for null operand in last change.
2896 2001-02-11 Richard Henderson <rth@redhat.com>
2898 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
2899 (fold): Don't assume a constant isn't foldable.
2900 * tree.c (build): Set TREE_CONSTANT for an expression with no
2901 side-effects and constant operands.
2904 2001-02-10 Richard Henderson <rth@redhat.com>
2906 * jump.c (squeeze_notes): Revert 2000-05-12 change.
2908 2001-02-10 Anthony Green <green@redhat.com>
2910 * cpp.texi (Standard Predefined): Add documentation for
2913 * c-common.c (combine_strings): Improve warning message.
2915 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
2917 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
2919 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
2921 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
2923 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
2926 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2928 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
2931 2001-02-09 Nick Clifton <nickc@redhat.com>
2933 * config/arm/arm.md: Change output contraint on post inc
2934 load/store multiple patterns to be a read/write contraint.
2936 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
2938 * gcc.c (cpp_options): Delete .d files on error. Don't delete
2939 .o files when using the -M options.
2941 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2942 David Edelsohn <edelsohn@gnu.org>
2944 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
2945 handle DImode constants. Use one TOC entry for SImode and smaller
2946 constants, aligned properly.
2948 2001-02-08 Jason Merrill <jason@redhat.com>
2950 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
2951 about the SP adjustment for saving the static chain pointer.
2952 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
2953 offset when setting a temporary CFA register.
2955 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
2957 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
2958 powerpc-*-chorusos* .
2959 * config/rs6000/chorus.h : New file.
2960 * config/i386/chorus.h : New file.
2961 * config/sparc/chorus.h : New file.
2962 * config/sparc/t-chorus-elf : New file.
2964 2001-02-08 David Edelsohn <edelsohn@gnu.org>
2966 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
2967 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
2968 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
2969 (__WCHAR_TYPE__): Correct macro name.
2971 2001-02-08 Richard Henderson <rth@redhat.com>
2973 * config/i386/i386.c (ix86_frame_pointer_required): New.
2974 (ix86_setup_frame_addresses): New.
2975 (struct machine_funciton): Add accesses_prev_frame.
2976 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
2977 ix86_frame_pointer_required.
2978 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
2979 (SETUP_FRAME_ADDRESSES): New.
2980 * config/i386/i386-protos.h: Update.
2981 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
2982 from FRAME_POINTER_REQUIRED.
2983 * config/i386/svr3gas.h: Likewise.
2984 * config/i386/sysv3.h: Likewise.
2985 * config/i386/v3gas.h: Likewise.
2987 2001-02-08 Richard Henderson <rth@redhat.com>
2989 * config/sparc/sparc.c (function_arg_record_value_3): Fix
2990 calculation of the number of integer registers required.
2991 (function_arg_record_value): Likewise.
2993 2001-02-08 Jason Merrill <jason@redhat.com>
2995 * diagnostic.c (internal_error): Say "confused" after 1 error, not
2996 two. Print file and line with "confused" message.
2998 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
3000 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3002 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
3004 2001-02-08 Bernd Schmidt <bernds@redhat.com>
3006 * final.c (cleanup_subreg_operands): The address of a MEM can
3009 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
3012 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
3014 * gcc.texi (Incompatibilities): Update documentation of
3015 preprocessing numbers.
3017 2001-02-07 Jakub Jelinek <jakub@redhat.com>
3019 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
3021 2001-02-07 Mark Mitchell <mark@codesourcery.com>
3023 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
3025 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
3026 * gcc.c (struct compiler): Add cpp_spec field.
3027 (input_file_compiler): New variable.
3028 (do_spec_1): Allow a particular compiler to handle `%C'
3030 (main): Store the current compiler in input_file_compiler.
3031 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
3033 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
3035 * cpphash.h (struct spec_nodes): Add n_true and n_false.
3036 * cppinit.c (cpp_create_reader): Initialize them.
3037 (append_include_chain): cxx_aware arg might be unused.
3038 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
3039 keywords and give them their phase 7 meaning. Pedwarn about
3040 this unless '__bool_true_false_are_defined' is defined.
3042 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3044 * lcm.c (optimize_mode_switching): Emit mode_set before the
3045 JUMP_INSN of an abnormal edge.
3047 2001-02-07 Bernd Schmidt <bernds@redhat.com>
3049 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
3050 a scheduling barrier at the end.
3052 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
3054 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3056 * config/sh/sh.md (reload_outsf): Removed.
3057 (movsf_ie): Introduce constraints for FPUL loads and stores.
3058 (reload_insf): Broaden the output constraint.
3060 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
3062 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3063 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
3065 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
3067 * final.c: Revert my previous changes.
3068 * output.h: Make profile_label_no extern.
3069 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
3070 for generating label.
3072 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
3074 * config/i386/djgpp.h: Add comments about standard paths.
3075 (MD_EXEC_PREFIX): Undefine before defining.
3076 (MD_STARTFILE_PREFIX): New.
3078 2001-01-30 Bruce Korb <bkorb@gnu.org>
3080 fixinc/fixincl.c(process): Emit error message only if appropriate :)
3081 (load_file): do not rely on load_file_data() to close file pointer
3082 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
3083 fixinc/inclhack.def(irix_limits_const): add test_text
3085 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3087 * cppexp.c (parse_defined): Improve diagnostics for invalid
3090 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3092 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
3094 2001-02-06 Mark Mitchell <mark@codesourcery.com>
3096 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
3097 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
3098 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
3099 (rs6000_output_symbol_ref): New function.
3100 (output_toc): Use VTABLE_NAME_P.
3102 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3104 * print-tree.c (print_node, case PARM_DECL):
3105 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
3107 * stor-layout.c (reference_types_internal): New variable.
3108 (internal_reference_types): New function.
3109 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
3110 * tree.h (internal_reference_types): New declaration.
3112 * cse.c (find_best_addr): Fix typo in computing cost.
3114 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3116 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
3117 and this is the sum of a pointer and a constant, we know the result
3119 (num_sign_bit_copies, case PLUS): Likewise.
3120 * explow.c (convert_memory_address): Remove opposite SUBREG.
3121 * function.c (instantiate_new_reg): New function (from common code).
3122 (instantiate_virtual_regs_1): Call it.
3123 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
3124 if pointers sign- or zero-extend.
3125 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
3126 If pointers extend unsigned, use inside of SUBREG.
3127 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
3129 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
3131 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
3132 subdir of gcc_gxx_include_dir.
3133 (gcc_gxx_target_include_dir): Remove.
3135 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
3137 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
3138 (dwarf2out_frame_debug_expr): Revise introductory comments to add
3139 a high-level description.
3141 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
3143 * final.c: Move the declaration of profile_label_no to ...
3144 * output.h: ... here.
3145 * function.c (expand_function_start): Call PROFILE_HOOK.
3146 * config/rs6000/aix.h: Define PROFILE_HOOK.
3147 * config/rs6000/rs6000-protos.h: output_profile_hook new.
3148 * config/rs6000/rs6000.c (output_profile_hook): Define.
3149 (output_prolog): Do nothing for ABI_AIX as it is taken care by
3150 output_profile_hook.
3151 tm.texi : Explain new macro PROFILE_HOOK.
3153 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3155 * extend.texi (Extended Asm): Do not say that semicolon is always
3156 a valid line-breaking character for GNU assemblers. Use
3157 newline-tab as the most commonly supported syntax. Use
3158 newline-tab rather than semicolon in multi-insn examples.
3160 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3162 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3164 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3165 David Edelsohn <edelsohn@gnu.org>
3167 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3168 code for AIX, even without flag_pic.
3170 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3172 * c-typeck.c (common_type): push and pop binding level around
3173 calling common_type on function parameters.
3175 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3177 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3179 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3181 * config/mips/mips.c (override_options): Fix typo in last change.
3182 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3183 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3185 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3187 * invoke.texi (-fdump-class-layout): Document.
3188 (-fdump-translation-unit): Use `=' as filename separator.
3190 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3192 * Makefile.in (s-mlib): Don't build multilibs if
3194 (DRIVER_DEFINES): Adjust accordingly.
3196 (protoize.o): Likewise.
3197 (unprotoize.o): Likewise.
3198 * configure.in: Recognize --enable-multilib.
3200 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3202 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3204 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3205 * configure.in: Remove --enable-libstdcxx_v3 support.
3206 * configure: Regenerated.
3208 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3210 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3211 Call abort instead of fatal.
3212 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3213 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3214 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3215 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3216 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3217 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3219 * diagnostic.h (set_internal_error_function): Renamed.
3220 * toplev.h (internal_error): Renamed from fatal.
3221 (pfatal_with_name): Deleted.
3222 (fatal_io_error): Now has printf-style arguments.
3223 * diagnostic.c (pfatal_with_name): Deleted.
3224 (fatal_io_error): Rework to have args in printf-style.
3225 (set_internal_error_function): Renamed from set_fatal_function.
3226 (internal_error): Renamed from fatal.
3227 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3228 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3229 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3230 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3231 * flow.c (verify_flow_info): Likewise.
3232 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3233 * config/mips/mips.c (save_restore_insns): Likewise.
3235 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3236 * flow.c (verify_flow_info): Likewise.
3237 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3238 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3239 (avr_normalize_condition): Likewise.
3240 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3241 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3242 (limit_reload_class, double_reg_to_memory): Likewise.
3243 (print_operand_address, emit_1600_code_shift): Likewise.
3244 (gen_tst_reg, gen_compare_reg): Likewise.
3245 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3246 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3248 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3250 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3251 * objc/objc-act.c (build_ivar_chain): Likewise.
3252 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3254 * graph.c (clean_graph_dump_file): Likewise.
3255 * profile.c (init_branch_prob): Likewise.
3256 * objc/objc-act.c (objc_init): Likewise.
3258 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3259 * config/avr/avr.c (avr_override_options): Likewise.
3260 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3261 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3262 * config/h8300/h8300.c (h8300_init_once): Likewise.
3263 * config/mips/mips.c (override_options): Likewise.
3264 * config/i386/i386.c (override_options): Likewise, rework.
3265 * config/m68k/m68k.c (override_options): Likewise.
3267 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3269 * config/mips/mips.c (print_operand): Likewise.
3270 * hash.c (hash_allocate): Don't check for failure returns from
3271 obstack functions that can't fail.
3272 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3273 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3274 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3275 (get_object_reference): Likewise.
3277 2001-02-04 Nick Clifton <nickc@redhat.com>
3279 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3280 StrongARM1110, 10TDMI, and 1020T.
3282 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3284 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3286 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3288 * config/sh/sh.md (movdf load split): Pass register number to
3289 FP_OR_XD_REGISTER_P.
3291 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3293 * cppinit.c (BC): New macro.
3294 (builtin_array): Add __GXX_WEAK__.
3295 * cpplib.h (builtin_type): Add BT_WEAK.
3296 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3297 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3298 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3300 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3302 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3304 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3306 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3307 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3309 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3311 * cpphash.h: Rename ALIGN _ALIGN.
3312 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3314 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3316 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3317 compilation environment.
3318 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3319 control over location of cygwin includes and libs.
3321 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3323 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3325 2001-02-02 lars brinkhoff <lars@nocrew.org>
3327 * md.texi (Standard Names): remove reference to spur.md.
3329 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3331 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3332 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3333 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3334 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3335 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3337 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3339 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3340 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3341 number before reload.
3342 (c4x_adjust_cost): Return zero before reload.
3343 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3344 split before reload.
3346 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3348 * c4x.c (c4x_hard_regno_rename_ok): New.
3349 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3350 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3352 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3354 * diagnostic.h: Add missing "extern" in all declarations.
3356 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3358 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3359 as for gcc_gxx_include_dir.
3361 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
3363 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
3365 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3367 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
3368 label before alignment to be used as the braf base address.
3369 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
3371 (casesi_jump_2): Require at least TARGET_SH2.
3373 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
3374 truncation to 32-bit doubles on -m3e and -m4-single-only.
3376 2001-02-02 Mark Mitchell <mark@codesourcery.com>
3378 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
3379 the default when building a shared object.
3380 (init_spec): Use it.
3381 * testsuite/lib/g++.exp: Include the directory where libgcc
3382 is located to the LD_LIBRARY_PATH list.
3383 * invoke.texi (-shared-libgcc): Document the cases in which
3384 GCC defaults to using the shared libgcc.
3386 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3388 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
3389 unsigned is wide enough.
3391 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
3392 (si_to_float): Likewise.
3393 (float_to_si, float_to_usi): Use BITS_PER_SI.
3395 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3397 * dwarf2out.c: Added explanation of abbreviations.
3398 (def_cfa_1): Added comments listing DWARF2 instructions.
3399 (cfa_temp_reg): Removed in favor of cfa_temp.
3400 (cfa_temp_value): Removed in favor of cfa_temp.
3401 (cfa_temp): New global variable.
3402 (dwarf2out_frame_debug_expr): Added extensive introductory
3403 comments explaining the function's transformations. Revised to
3404 use cfa_temp. Added some rtx checking. Generalize IOR case.
3405 (dwarf2out_frame_debug): Revised to use cfa_temp.
3406 (output_aranges): Cast as "unsigned" to avoid warning.
3407 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
3408 explain which instructions must be marked.
3410 2001-02-01 Richard Henderson <rth@redhat.com>
3412 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
3415 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3417 * config/sh/crt1.asm (main_k): Modified so that start calls
3418 ___setup_argv_and_call_main.
3420 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
3422 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
3423 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
3424 and AVOID_LPASTE is cleared on meeting an unescaped newline.
3425 * cppmacro.c (builtin_macro): Set builtin flags here.
3426 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
3427 (replace_args): Clarify intent.
3428 (cpp_get_token): Macro expansion tokens get the saved flags.
3430 * cppmain.c (scan_buffer): Remove now-redundant print.printed
3433 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3435 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
3438 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3440 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
3441 returns Pmode pseudo, but we need ptr_mode.
3442 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
3443 Remove bogus conversions; use HOST_WIDE_INT for size.
3444 Don't use TARGET if wrong mode.
3446 * config/i386/i386.c (ix86_compute_frame_size): Allow
3447 stack_alignment_needed to be non-default even if size is zero.
3449 2001-01-31 Alan Modra <alan@linuxcare.com.au>
3451 * (hppa_init_pic_save): Emit the pic offset table
3452 reg save after last_parm_insn.
3453 * pa.c (hppa_init_pic_save): New function.
3454 * pa.h (hppa_init_pic_save): Declare.
3455 * pa.md (call, call_value, sibcall, sibcall_value): Use
3456 the above instead of duplicated code.
3458 * pa.c (hppa_encode_label): Correct size of alloca buffer
3459 so we don't overrun it. Correct leading `*' case.
3460 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
3461 need to handle `*@'.
3462 (FUNCTION_NAME_P): Likewise.
3464 2001-01-31 Richard Henderson <rth@redhat.com>
3466 * config.gcc (alpha-osf5): Use float-i128.h.
3468 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
3469 * config/float-i32.h: Likewise.
3470 * config/float-i64.h: Likewise.
3471 * config/float-sh.h: Likewise.
3472 * config/float-sparc.h: Likewise.
3474 2001-01-31 DJ Delorie <dj@redhat.com>
3476 * expmed.c (extract_bit_field): allow non-integral modes if we
3477 want to extract a whole register from itself.
3479 2001-01-31 Jakub Jelinek <jakub@redhat.com>
3481 * c-typeck.c (set_init_index): If first is equal to last, assume as
3482 if it was not a range at all.
3484 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3486 * config/fp-bit.c: Include tm.h.
3487 (float_to_si): Don't assume SImode is 32-bits wide.
3488 (float_to_usi): Likewise.
3490 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
3492 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
3494 (typename): Call pending_xref_error after parsing typed_typespecs.
3495 * c-decl.c (lookup_tag): Give error immediately rather than
3496 leaving it pending if the tag of the wrong type is in the same
3498 (xref_tag): Don't pedwarn for forward declarations of enum types
3500 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
3503 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3505 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
3507 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3509 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
3510 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
3512 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3514 * cpphash.h (struct cpp_reader): New saved_flags.
3515 * cppmacro.c (cpp_get_token): Use saved_flags to remember
3516 to avoid a paste after a pasted token.
3518 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3520 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
3521 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
3522 Wtype_MIN instead of LONG_MIN.
3524 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3526 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
3528 * fixinc/fixincl.x: Regenerated.
3529 * fixinc/inclhack.def (irix_limits_const): New definition to
3530 convert "const" to "__const" in limits.h.
3532 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3534 * fixinc/genfixes (AG): Fix "autogen4" thinko.
3536 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3538 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
3539 when register dies in the insn.
3541 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3543 * diagnostic.c (fatal): Fix word wrap.
3545 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
3547 * combine.c (try_combine): Fix SUBREG setting for
3548 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
3550 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3552 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
3555 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3557 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
3559 * toplev.c (decode_W_option): Update warn_larger_than
3560 unconditionally for each processed switch.
3562 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3564 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
3566 (hppa_expand_prologue): Delete code to save pic offset table register
3567 in the function prologue.
3568 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
3569 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
3570 table register at the beginning of the function after the prologue.
3572 2001-01-29 lars brinkhoff <lars@nocrew.org>
3574 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
3576 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3577 Jeff Law <law@redhat.com>
3579 * pa.md (return): Revise comment for trivial return.
3580 (return_internal): Non-trivial return pattern for non-PIC code.
3581 (return_internal_pic): Non-trivial return pattern for PIC code.
3582 It uses the PIC register to ensure it is restored after
3584 (epilogue): Generate appropriate return for PIC and non-PIC code.
3586 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
3588 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
3590 2001-01-29 DJ Delorie <dj@redhat.com>
3592 * combine.c (if_then_else_cond): Pass the correct mode to
3593 operand_subword() for constants.
3595 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
3597 * config/i386/cygwin.h: Add w32api to include search. Search different
3598 directories in a cross-build environment.
3600 2001-11-29 Tim Josling <tej@melbpc.org.au>
3602 * tree.h (TYPE_STUB_DECL): Add documentation.
3604 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
3606 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
3607 (sdbout_field_types): Likwise. Fix use of host_integerp.
3609 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
3611 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
3614 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
3616 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
3617 to use flag_gnu_linker.
3619 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3621 * cpplib.c (T_BAD_DIRECTIVE): Remove.
3622 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
3624 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
3626 * tree.c, tree.h (build_parse_node): Remove; was identical to
3628 * c-lang.c (start_cdtor), objc/objc-act.c
3629 (build_module_descriptor): Use build_nt instead of
3632 2001-01-29 Jakub Jelinek <jakub@redhat.com>
3634 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
3635 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
3636 not have any upper bits set.
3638 2001-01-29 Phil Edwards <pme@sources.redhat.com>
3640 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
3642 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3644 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
3646 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
3648 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
3649 (integer_minus_one_node): Define.
3651 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
3653 * Makefile.in (bootstrap2-lean): Fix typo.
3655 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
3657 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
3658 : Don't set fe_value.
3659 * cpplib.h (AVOID_LPASTE): New flag.
3660 (struct cpp_hashnode): Remove fe_value.
3661 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
3662 * cppmacro.c (builtin_macro): Don't set flags here.
3663 (replace_args): Set AVOID_LPASTE flag on first token of an
3664 argument, and the token following it.
3665 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
3666 macro expansion, and on the token following it. Do it for
3668 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
3670 2001-01-27 Richard Henderson <rth@redhat.com>
3672 * config/alpha/t-ieee: Remove multilibbing.
3673 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3675 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3677 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
3679 * Makefile.in: Remove all dependencies on defaults.h.
3680 * builtins.c: Don't include defaults.h.
3681 * c-common.c: Likewise.
3682 * c-decl.c: Likewise.
3683 * c-pragma.c: Likewise.
3684 * c-typeck.c: Likewise.
3685 * combine.c: Likewise.
3687 * frame-ia64.c: Likewise.
3688 * cppexp.c: Likewise.
3689 * crtstuff.c: Likewise.
3690 * dbxout.c: Likewise.
3691 * dwarf2out.c: Likewise.
3692 * dwarfout.c: Likewise.
3693 * emit-rtl.c: Likewise.
3694 * except.c: Likewise.
3696 * final.c: Likewise.
3697 * frame-dwarf2.c: Likewise.
3698 * libgcc2.c: Likewise.
3699 * optabs.c: Likewise.
3700 * profile.c: Likewise.
3701 * sdbout.c: Likewise.
3702 * toplev.c: Likewise.
3703 * tradcif.y: Likewise.
3705 * varasm.c: Likewise.
3707 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3709 * builtins.c (expand_builtin_fputs): Use size_one_node when
3710 transforming into fwrite.
3712 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3714 * extend.texi (Attribute Syntax): New section.
3716 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3718 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3719 they didn't need fixing.
3721 2001-01-27 Janis Johnson <janis@us.ibm.com>
3723 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3725 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3726 to remove macro definitions that are duplicated from elfos.h.
3728 2001-01-27 Richard Henderson <rth@redhat.com>
3730 * config/i386/sco5gas.h: Move ...
3731 * config/usegas.h: ... here.
3732 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3734 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3736 * c-typeck.c (struct constructor_stack): Add range_stack member.
3737 (really_start_incremental_init): Clear it.
3738 (push_init_level): Save constructor_range_stack and clear it if
3739 pushing explicit braces.
3740 (pop_init_level): abort if constructor_range_stack is non-zero at
3741 explicit closing brace. Restore saved constructor_range_stack if
3744 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3746 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3747 into register was forced into memory.
3749 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3751 * Makefile.in: Remove uses of + before $(MAKE).
3753 2001-01-26 Richard Henderson <rth@redhat.com>
3755 * stmt.c (cost_table): Remove.
3756 (COST_TABLE, cost_table_initialized): New.
3757 (estimate_case_costs): Use the later instead of the former.
3758 (balance_case_nodes): Likewise.
3760 2001-01-26 Richard Henderson <rth@redhat.com>
3762 * alias.c (objects_must_conflict_p): Read-only slots may not
3763 conflict despite having the same type.
3765 2001-01-27 Michael Hayes <mhayes@redhat.com>
3767 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3769 (check_ext_dependant_givs): Initialise u_start_val and
3771 (load_mems): Make last_max_reg unsigned.
3772 (try_swap_copy_prop): Use INSN_P and initialise set.
3774 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3776 * README.AVR : Removed.
3778 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3780 * pa-64.h (text_section): Remove declaration.
3782 * pa.md (return_internal): Remove mode on PIC register use.
3784 2001-01-25 lars brinkhoff <lars@nocrew.org>
3786 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3787 ASM_CLOSE_PAREN): fix typos.
3789 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3791 * acconfig.h: Define `const' to the empty string if neither
3792 __STDC__ nor __cplusplus is defined.
3793 * config.in: Regenerated.
3795 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3797 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3798 * collect2.c (main): Delete importf. Add ".obj" file extension.
3799 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3800 (aix_std_libs): Add additional AIX libraries to skip.
3801 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3802 * config/rs6000/aix51.h: New file.
3804 2001-01-25 Michael Hayes <mhayes@redhat.com>
3806 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3807 (loop_insn_emit_before): No longer static.
3808 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3809 (loop_givs_rescan, load_mems): Likewise.
3810 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3811 (maybe_eliminate_biv_1):
3812 (move_movables): Replace emit_call_insn_before with
3813 loop_call_insn_hoist.
3814 * loop.h (loop_insn_emit_before): Add.
3815 * unroll.c (copy_loop_body): Replace emit_insn_before with
3816 loop_insn_emit_before.
3818 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3820 * diagnostic.c (fatal): Request preprocessed source.
3822 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3824 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3825 olddecl has argument types and newdecl has none, use the argument
3828 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3830 * dwarf2out.c (prefix_of): New function. Determine longest common
3831 prefix of the two arguments. The units are whole path components.
3832 (output_file_names): When adding a new directory find the one entry
3833 with the longest common prefix already in the list. Artificially
3834 generate entry if there is none for this prefix.
3835 Fix test to check whether the zeroth directory entry is used.
3837 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3839 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3840 Changed all callers. Take it into account when deciding if a
3841 previously loaded value matches.
3843 2001-01-24 Richard Henderson <rth@redhat.com>
3845 * reload.c (find_reloads_subreg_address): Fail the substitution
3846 if the resulting address is insufficiently aligned.
3848 2001-01-24 DJ Delorie <dj@redhat.com>
3850 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
3851 check the original operand's mode also.
3852 * simplify-rtx.c (simplify_ternary_operation): Ditto.
3854 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3856 * c-parse.in (cast_expr): Move compound literals from here ...
3857 (primary): ... to here. Use standard terminology "compound
3858 literal" instead of "constructor expression".
3860 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3862 * gcc.1, cpp.1: Regenerate.
3864 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
3866 * calls.c (emit_library_call_value_1): Memory slot for
3867 pass-by-reference argument should have the mode of the argument,
3868 not of the pointer to it.
3870 2001-01-24 Tom Tromey <tromey@redhat.com>
3872 * gcc.texi (G++ and GCC): Mention gcj manual.
3873 (Standards): Link to section of manual mentioning gcj/Java
3876 2001-01-24 Jakub Jelinek <jakub@redhat.com>
3878 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
3879 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
3880 * tradcpp.c (main): Add -imacros or -include'd dependencies
3882 * cpp.texi (-M, -MM): Document -M -include behaviour.
3884 2001-01-24 Roger Collins <roger@ProProject.com>
3886 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
3888 2001-01-24 Will Cohen <wcohen@redhat.com>
3890 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
3891 whether registers are 32 bits or 64 bits in size.
3893 2001-01-24 Ben Elliston <bje@redhat.com>
3895 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
3897 2001-01-24 Richard Henderson <rth@redhat.com>
3899 * config/alpha/alpha.md (builtin_longjmp_internal): New.
3900 (builtin_longjmp): Use it instead of emit_indirect_jump.
3902 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
3904 * bb-reorder.c (make_reorder_chain_1): Handle case where
3905 jump edge goes to the same block as the fallthru edge.
3907 2001-01-23 Jim Wilson <wilson@redhat.com>
3909 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
3910 * frame.h (__ia64_personality_v1): Add prototype.
3911 * libgcc2.c (ia64_throw_helper): Change personality declaration to
3912 prototype form. Add void * cast to first argument to personality
3914 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
3915 (asctoe113): Likewise.
3916 * config/ia64/frame-ia64.c: Include eh-common.h.
3917 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
3919 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
3921 (itanium_split_issue): Add prototype.
3922 (gen_nop_type): Ifdef out.
3923 (find_best_packet): Initialize best_packet.
3924 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
3926 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
3927 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
3928 (flushrs): Add explicit stop bit at end.
3929 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
3932 2001-01-23 Chris Demetriou <cgd@broadcom.com>
3934 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
3936 * libgcc2.c (__terminate_func): Make variable static.
3937 (__terminate_set_func): New function to set __terminate_func.
3938 * libgcc2.h (__terminate_func_ptr): New typedef.
3939 (__terminate_set_func): New function.
3941 2001-01-23 Richard Henderson <rth@redhat.com>
3943 * flow.c (init_propagate_block_info): Don't consider unchanging
3944 memories for dead frame store elimination.
3946 2001-01-23 Richard Henderson <rth@redhat.com>
3948 * varasm.c (UNIQUE_SECTION): Move default implementation ...
3949 * defaults.h: ... here.
3951 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3953 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
3955 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
3957 * c-lex.c (lex_charconst): Fix typo: s/p/str.
3959 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3961 * rs6000.h (rs6000_return_addr): Move prototype from here...
3962 * rs6000-protos.h (rs6000_return_addr): ...to here.
3963 (rs6000_init_expanders): Delete prototype.
3965 2001-01-23 Nick Clifton <nickc@redhat.com>
3967 * invoke.texi: Replace , with \, inside @gccoptlist macros.
3968 (Spec Files): Document %B and %j and %. and %v3 and %M and
3969 %{S*&T} spec switches.
3971 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3973 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
3975 2001-01-23 Chris Demetriou <cgd@sibyte.com>
3976 Neil Booth <neil@daikokuya.demon.co.uk>
3978 * cpperror.c: Merge handlers of PEDWARN and WARNING.
3979 Have -Werror make pedantic warnings errors, like the
3982 2001-01-23 Phil Edwards <pme@sources.redhat.com>
3984 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
3986 2001-01-23 Jakub Jelinek <jakub@redhat.com>
3988 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
3989 * integrate.c (expand_inline_function): Initialize them.
3990 (subst_constants): If changing COMPARE so that both its arguments
3991 will be VOIDmode and the comparison mode will be lost, note
3992 compare_mode. Use the recorded compare_mode to optimize
3995 2001-01-23 Jason Merrill <jason@redhat.com>
3997 * dwarf2out.c (new_die): Use xcalloc.
3998 (output_die): Abort rather than emit a local reference to offset 0.
4000 2001-01-17 Andrew Haley <aph@redhat.com>
4002 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
4003 of a saved register; return NULL instead.
4004 (copy_reg): Take a pointer to a source register rather than a
4006 (next_stack_level): Remember the address in the stack frame of all
4008 Use the saved register pointer array as the source of the CFA.
4009 (throw_helper): Rewrite. Unwind once rather than twice and keep
4010 track of saved registers as we go.
4012 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4014 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
4015 * c4x.c (c4x_legitimize_reload_address): Remove.
4016 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
4017 reload address for ldp(k) insn.
4019 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
4021 * pa.md (return_internal): Add a USE of the PIC register to ensure
4022 it is restored after each call.
4023 (return expander): Corresponding changes.
4025 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4027 * rs6000.h (INIT_EXPANDERS): Delete.
4028 (RETURN_ADDR_RTX): Call rs6000_return_addr().
4029 * rs6000.c (rs6000_override_options): Call *_machine_status from
4031 (rs6000_init_expanders): ...instead of here. Delete.
4032 (rs6000_mark_machine_status): New function.
4033 (rs6000_init_machine_status): Use xcalloc.
4034 (rs6000_return_addr): Generate RTX for the return address.
4035 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
4036 (rs6000_stack_info): Use it.
4038 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
4040 * gthr-win32.h: Include errno.h to get a declaration for
4041 EINVAL and _mingw.h if the target is mingw32.
4043 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
4045 * cpp.texi: Correct typos.
4047 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4049 * explow.c (probe_stack_range): Ensure value passed to
4050 stack_check_libfunc is ptr_mode, not Pmode.
4052 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
4054 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
4055 case, don't use operand_subword to calculate a SUBREG that is
4058 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
4060 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4062 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
4063 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
4064 valid. If not replace it by equivalent insns.
4066 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4068 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
4069 contains SYMBOL_REF, LABEL_REF and CONST_INT.
4070 (c4x_U_constraint, symbolic_address_operand): Likewise.
4071 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
4073 (c4x_r11_set_p, c4x_check_laj_p): New functions.
4074 * c4x-protos.h (c4x_check_laj_p): Add prototype.
4075 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
4076 anulling slot because of silicon bug.
4077 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
4079 2001-01-22 Alan Modra <alan@linuxcare.com.au>
4081 * cppexp.c (parse_charconst): Change `mask' type to agree
4084 2001-01-21 Richard Henderson <rth@redhat.com>
4086 * config/i386/i386.c (ix86_asm_file_end): Disable putting
4087 pic_label_name in a linkonce section.
4089 2001-01-17 Philipp Thomas <pthomas@suse.de>
4091 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
4093 * configure: Regenerate.
4095 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
4097 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
4098 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
4100 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
4102 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
4103 If REVERSE nonzero then condition code in X must be reversed.
4104 (encode_section_info): Optimise if/else.
4105 (avr_function_value): Fix formatting.
4107 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
4108 (difficult_branch): Likewise.
4109 (rvbranch): Likewise.
4110 (difficult_rvbranch): Likewise.
4112 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
4114 * config/avr/libgcc.S: Fix comment.
4116 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4118 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
4120 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4122 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
4124 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4126 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
4127 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
4128 * configure, config.in: Regenerate.
4129 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
4130 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
4131 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
4132 (doprint.o): New rule.
4134 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
4136 * c-typeck.c (digest_init): Handle boolean types as scalars.
4138 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4140 * stmt.c (expand_return): Don't return anything if size is zero.
4141 Delete redundant assignment to BYTES.
4142 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
4144 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
4146 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
4147 the same as the default library function names.
4148 * config/avr/avr.md: Document special characters after '%'.
4149 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
4150 knowing which of the call-used registers are really clobbered.
4151 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
4152 New. Both quotient and remainder from one libgcc.S call.
4153 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4154 clobber as few registers as possible.
4155 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4157 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4159 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4160 context of the top of the stack.
4162 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4164 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4165 (fixup_var_refs_insns): ...here.
4167 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4169 * function.c (fixup_var_refs_insns): Break up into
4170 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4171 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4172 [loop over hash table entries].
4173 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4174 fixup_var_refs_insns_with_hash, to match above changes.
4176 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4178 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4179 (libgcc.a): Likewise.
4180 (stmp-multilib): Likewise.
4181 (STAGE2_FLAGS_TO_PASS): Likewise.
4183 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4185 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4186 temporary if no_new_pseudos.
4188 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4190 * cppinternals.texi: Update.
4192 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4194 * arm.c (arm_init_builtins): Re-enable builtins.
4196 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4198 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4199 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4200 element to be null, and always expect an EXPR_LIST.
4201 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4202 * sched-deps.c (sched_analyze_1): Likewise.
4203 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4205 * regclass.c (max_set_parallel): New variable.
4206 (reg_scan): Take it into account in computation of max_parallel.
4207 (reg_scan_mark_refs, case SET): Compute it.
4209 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4211 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4212 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4214 2001-01-19 Jason Merrill <jason@redhat.com>
4216 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4217 for the abstract instance of an inline function.
4219 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4220 J"orn Rennecke <amylaar@redhat.com>
4222 * reload1.c (move2add_note_store): Treat all registers directly or
4223 indirectly derived from a base register as members of the same set
4225 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4226 of base register into account.
4228 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4230 * alias.c (find_base_value): Recognize TRUNCATE.
4231 (record_set): In PLUS case, invalidate if other summand is also a
4234 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4236 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4237 entry to be EXPR_LIST.
4238 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4239 be an EXPR_LIST (but not null, which other code doesn't allow).
4240 (note_stores): Properly handle PARALLEL in SET.
4241 Recursively call for top-level PARALLEL.
4242 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4243 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4245 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4247 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4249 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4250 not pfile->skipping (== 0).
4252 2001-01-17 Nick Clifton <nickc@redhat.com>
4254 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4257 2001-01-17 Jim Wilson <wilson@redhat.com>
4259 * invoke.texi (IA-64 options): Improve.
4261 2001-01-17 Tom Tromey <tromey@redhat.com>
4263 * invoke.texi (Optimize Options): Use `{}' to around @samp
4266 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4268 * invoke.texi (-fno-guess-branch-probability): New option.
4270 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4272 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4273 case of making new double-word constant.
4274 Revert last change: instead just test i3_subst_into_i2.
4276 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4278 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4279 Use q constraints instead of r.
4281 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4283 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4284 (machine_function): Define.
4285 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4286 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4287 pa_free_machine_status): New functions.
4288 (override_options): Set {init,mark,free}_machine_status to above.
4289 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4290 PIC_OFFSET_TABLE_REGNUM_SAVED.
4291 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4292 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4293 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4294 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4295 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4297 2001-01-15 DJ Delorie <dj@redhat.com>
4299 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4303 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4305 * flow.c (propagate_on_insn): Make trying to delete a prologue
4306 or epilogue insn an ICE, not a warning. Allow doing this if
4307 the current function returns with stack pointer depressed.
4309 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4310 I3 having more than one SET.
4312 2001-01-16 Jim Wilson <wilson@redhat.com>
4314 * invoke.texi: Document IA-64 options.
4316 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4317 (fixup_errata): Delete TARGET_A_STEP use.
4318 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4319 (TARGET_SWITCHES): Delete -ma-step option.
4320 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4321 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4322 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4323 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4324 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4325 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4327 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4328 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4329 cmovsi_internal): Delete ! TARGET_A_STEP check.
4331 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4333 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4334 possibility to report bugs via postal mail. Change a URL and
4335 merge in a nearly duplicate statement...
4336 (Bug Reporting): ...from here.
4337 (Service): Refer to the Bug Reporting section instead of
4339 (Contributing): Remove trivial explanations concerning snapshots.
4341 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4343 * cppmain.c (general_init): Don't use ANSI prototype.
4345 2001-01-16 Tom Tromey <tromey@redhat.com>
4347 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4349 2001-01-16 Richard Henderson <rth@redhat.com>
4351 * config/i386/i386.h: Fix comment typo.
4352 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4353 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4355 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4357 * gcc.c: Revert previous -fsyntax-only-related change; move
4360 2001-01-16 Jakub Jelinek <jakub@redhat.com>
4362 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
4363 inmode after checking GET_CODE (op).
4365 2001-01-16 Richard Henderson <rth@redhat.com>
4367 * flow.c (struct propagate_block_info): Add mem_set_list_len.
4368 (MAX_MEM_SET_LIST_LEN): New.
4369 (propagate_one_insn): Update mem_set_list_len.
4370 (invalidate_mems_from_autoinc): Likewise.
4371 (invalidate_mems_from_set): Likewise.
4372 (mark_used_regs): Likewise.
4373 (init_propagate_block_info): Likewise. Stop collecting memories
4374 when we reach MAX_MEM_SET_LIST_LEN.
4375 (mark_set_1): Likewise.
4377 2001-01-16 Richard Henderson <rth@redhat.com>
4379 * unroll.c (precondition_loop_p): Fail if no iteration
4382 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4384 * gcc.c: When -fsyntax-only is given, do not complain about
4387 2001-01-15 Richard Henderson <rth@redhat.com>
4389 * config/i386/i386.c (asm_output_function_prefix): Remove.
4390 (ix86_asm_file_end): New.
4391 (load_pic_register): Generate pic_label_name into a
4392 staticly allocated buffer.
4393 * config/i386/i386-protos.h: Update.
4394 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
4395 (ASM_FILE_END): New.
4396 * config/i386/i386afe.h: New file.
4397 * config.gcc (i?86-*-elf) [tm_file]: Use it.
4398 (i?86-*-{freebsd,linux*,moss*}): Likewise.
4399 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
4400 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
4401 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
4402 * config/i386/sco5.h (ASM_FILE_END): Likewise.
4403 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
4405 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4407 * Makefile.in (install-man): Remove explicit dependency on
4410 * configure.in, configure: Revert previous patch requiring perl
4413 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
4415 * toplev.c (flag_guess_branch_prob): New.
4416 (f_options): Add guess-branch-probability option.
4417 (rest_of_decl_compilation): Only estimate branch probability if
4419 (main): set flag_guess_branch_prob.
4421 * flags.h (flag_guess_branch_prob): New.
4423 2001-01-15 DJ Delorie <dj@redhat.com>
4425 * gcc.texi (Makefile): Add documentation for Makefile targets.
4427 2001-01-15 Philip Blundell <philb@gnu.org>
4429 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
4431 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
4432 (is_pic): Delete declaration.
4433 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
4434 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
4435 * config/arm/arm.md (builtin_setjmp_receiver): New.
4437 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4439 * arm.c (use_return_insn): Don't try to determine the function type
4440 until after reload has completed.
4441 (arm_output_epilogue): Don't adjust the sp value recovered from the
4443 (emit_multi_reg_push): Don't record dwarf information for the pc.
4444 * arm.md (eh_epilogue): The function type may have changed, so it
4445 needs to be recalculated.
4446 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
4447 unwind tables on arm/netbsd.
4449 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4451 * arm.md (cbranchsi4): Correct calculation of branch ranges.
4452 (negated_cbranchsi4): Likewise.
4454 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4456 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
4457 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4458 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
4459 pass -mapcs-* options to assembler.
4460 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
4461 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4462 (ASM_SPEC): Call subtarget_extra_asm_spec.
4464 2001-01-15 Andreas Jaeger <aj@suse.de>
4466 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
4468 (ix86_expand_builtin): Likewise.
4470 * gencodes.c (output_predicate_decls): Make i size_t to avoid
4471 warning about comparison between signed and unsigned.
4473 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4475 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
4477 2001-01-14 Ralf Baechle <ralf@gnu.org>
4479 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
4480 SUBTARGET_CPP_SPEC apropriatly.
4482 2001-01-12 Mark Mitchell <mark@codesourcery.com>
4484 * varasm.c (make_decl_rtl): Fix typo in last change.
4486 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
4488 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
4489 linker supports the init_priority C++ attribute.
4490 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
4491 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
4492 linker does not support init_priority C++ attribute.
4494 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
4496 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
4498 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4500 * c-parse.in (finish_parse): Add comment about cpp_destroy.
4501 * cp/lex.c (finish_parse): Similarly.
4502 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
4503 Return the number of errors encountered.
4504 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
4505 * cppmain.c (main): Don't call cpp_destroy.
4507 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4509 * configure.in: Require at least perl 5.6.0 to regenerate
4511 * configure: Regenerate.
4513 2001-01-14 Richard Henderson <rth@redhat.com>
4515 * genrecog.c (DT_veclen_ge): New.
4516 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
4517 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
4518 (nodes_identical_1): Handle DT_veclen_ge.
4519 (write_cond, debug_decision_2): Likewise.
4521 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4523 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
4525 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
4527 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4529 * cppmain.c (do_preprocessing): New function; most of the old
4531 (main): Call it to do most of the work.
4532 (cb): Move from global scope to set_callbacks ().
4533 (setup_callbacks): Get the callback pointer.
4534 (general_init, printer_init): Clean up code and comments.
4536 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4538 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
4541 2001-01-14 Kazu Hirata <kazu@hxi.com>
4543 * config/h8300/h8300.c (get_shift_alg): Update comments.
4545 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4547 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
4548 (alloc_page, ggc_alloc): Add casts to remove warnings.
4550 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4552 * combine.c (simplify_comparison): Don't change `code' when
4553 can't reverse comparison.
4555 2001-01-14 Richard Henderson <rth@redhat.com>
4557 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
4558 update all call sites. Return true for all non-label constants.
4560 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
4562 * i386.c (ix86_expand_compare): Add bypass_test and second_test
4564 (ix86_expand_branch): Update.
4565 (ix86_expand_setcc): Update to handle multiple test conditions.
4566 (expand_int_movcc): Likewise.
4567 (expand_fp_movcc): Likewise.
4568 * i386-protos.h (ix86_expand_compare): New.
4569 * i386.md (andqi_?_slp, orqi_?_slp): New.
4570 (conditional trap expander): Update call to ix86_expand_compare.
4572 2001-01-14 Richard Henderson <rth@redhat.com>
4574 * config/vax/vax.md: Use nonimmediate_operand instead of
4575 general_operand in destinations.
4577 * config/vax/vax.md (indirect_jump): Use register_operand.
4579 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
4580 * config/vax/vax.md (call_pop): Turn into an expander.
4581 (call_value_pop): Likewise.
4582 (call, call_value): New.
4584 2001-01-14 Andreas Jaeger <aj@suse.de>
4586 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
4588 (ix86_fp_compare_mode): Add unused attribute.
4589 (ix86_expand_fp_movcc): Remove unused variable.
4590 (ix86_expand_builtin): Make fcode unsigned.
4592 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
4593 (expand_expr): Add cast to avoid signed warning.
4594 (store_field): Likewise.
4595 (store_constructor_field): Likewise.
4596 (store_constructor): Likewise.
4597 (store_expr): Likewise.
4598 (clear_storage): Likewise.
4599 (emit_group_store): Likewise.
4600 (emit_group_load): Likewise.
4602 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4604 * c-common.c: Move format checking code to ...
4605 * c-format.c: ... here. New file. Reorder some functions and
4607 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
4609 * c-common.h (decl_handle_format_attribute,
4610 decl_handle_format_arg_attribute): Declare.
4611 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
4612 (c-common.o): Adjust dependencies.
4613 (c-format.o): New list of dependencies.
4615 2001-01-13 Jakub Jelinek <jakub@redhat.com>
4617 * unroll.c (loop_iterations): If we cannot prove iteration variable
4618 is set once in each iteration, punt.
4620 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
4622 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
4623 (*strlenhi): Remove clobber (which was buggy) of output address.
4625 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4627 * Makefile.in (generated-manpages): Add gcc.1
4628 ($(srcdir)/gcc.1): New target.
4629 (maintainer-clean): Delete $(srcdir)/gcc.1.
4630 * gcc.texi: Add macros @gccoptlist and @gol.
4631 * invoke.texi: Include option summary in manpage. Mark up option
4632 summary with @gccoptlist and @gol. Use @r in one place where
4634 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
4635 * gcc.1: Generate from invoke.texi.
4637 2001-01-13 Richard Henderson <rth@redhat.com>
4639 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
4640 (struct page_entry): Add group member.
4641 (struct page_group): New.
4642 (struct globals): Add page_groups member.
4643 (alloc_anon): Only define for using mmap; remove valloc call.
4644 (page_group_index): New.
4645 (set_page_group_in_use): New.
4646 (clear_page_group_in_use): New.
4647 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
4648 (free_page, release_pages): Likewise.
4649 * configure.in (with-gc): Default to ggc-page always.
4651 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4653 * reload1.c (replace_pseudos_in_call_usage): Use
4654 reg_equiv_constant and reg_equiv_address, and don't try
4655 regno_reg_rtx first.
4657 2001-01-13 Richard Henderson <rth@redhat.com>
4659 * ggc-page.c (alloc_page): Round up allocation size to one page.
4660 Set e->order on extra pages.
4662 2001-01-13 Richard Henderson <rth@redhat.com>
4664 * genrecog.c (nodes_identical): Expand commentary.
4665 (write_switch): Watch out for identical nodes.
4667 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4669 * cppfiles.c (_cpp_fake_include): New function.
4670 * cpphash.h (_cpp_fake_include): New.
4671 * cpplib.c (do_line): Call _cpp_fake_include when entering
4672 header files in preprocessed input.
4673 * cppmain.c (cb_pragma_implementation): Remove handling.
4674 (setup_callbacks): Don't register pragmas.
4676 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4678 * extend.texi: Udate for CPP.
4680 2001-01-13 Andreas Jaeger <aj@suse.de>
4682 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
4684 * regmove.c: Add prototype for replace_in_call_usage.
4686 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4688 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
4689 struct cpp_chunk, struct htab, struct toklist,
4690 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
4691 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
4692 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
4693 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4694 (struct macro_args): Delete.
4695 * cpphash.h: See above.
4697 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4699 * cppmain.c (struct printer): Remove no_line_dirs.
4701 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4702 : Use options rather than CPP_OPTION.
4703 (setup_callbacks): Use cb rather than pfile->cb.
4704 (main): No need to check for a buffer. Use cpp_errors.
4705 (printer_init): Don't set no_line_dirs.
4706 (maybe_print_line): Use options not no_line_dirs.
4707 (cb_file_change): Don't call print_line if -P.
4709 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4711 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4713 * c-parse.in (finish_parse): Use cpp_errors.
4714 (__yylex): Use return value of cpp_pop_buffer.
4715 * cp/lex.c (finish_parse): Use cpp_errors.
4716 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4718 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4720 * README.AVR: URLs corrected.
4722 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4724 * c-decl.c (start_function): Don't warn if old prototype is builtin
4725 that's not in C's namespace.
4726 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4727 (_bb): Add prototype for ctime.
4728 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4730 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4732 * i386.c (ix86_fp_comparison_arithmetics_cost,
4733 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4734 ix86_fp_comparison_cost): New functions.
4735 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4736 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4737 two-branch sequences; make static.
4738 (ix86_use_fcomi_compare): Do decision according to the costs.
4739 (split_fp_branch): New.
4740 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4741 * i386-protos.h (ix86_expand_fp_compare): Remove
4742 (ix86_split_fp_branch): Declare.
4744 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4745 and ix86_comparison_operator.
4747 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4750 * i386.c (put_condition_code): Output properly the unordered/ordered
4751 compares in fp case.
4752 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4754 * tm.texi (REVERSE_CONDITION): Document.
4755 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4756 in -ffast-math mode.
4757 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4759 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4761 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4763 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4766 * config/sh/sh.c (mova_p): Fix test for mova_const.
4768 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4770 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4771 cpp_get_options rather than dereferencing pfile and using
4773 * scan-decls.c (scan_decls): Use return value of
4774 cpp_pop_buffer rather than CPP_BUFFER.
4776 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4778 * cppinit.c (cpp_handle_option): help_only is now part of the
4779 cpp_options structure.
4780 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4781 cpp_set_callbacks): New functions.
4782 * cpplib.h (cpp_callbacks): Break out as a named structure.
4783 (cpp_options): Move help_only here from cpp_reader.
4784 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4785 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4786 cpp_set_callbacks): New prototypes.
4787 * cppmain.c (main): Update for help_only.
4789 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4791 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4792 Also build and remove and install and uninstall c-tree.info and
4794 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4795 ($(srcdir)/cppinternals.info): New target.
4796 * c-tree.texi: Change file name used when makeinfo used without -o
4797 from ir.info to c-tree.info. Add info directory entry.
4798 * cppinternals.texi: Add info directory entry.
4799 * .cvsignore: Update.
4801 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4803 * c-typeck.c (store_init_value): Don't require constant initializer
4804 elements with -pedantic -std=c99.
4805 (digest_init): Change error about non-constant initializer elements
4807 (constructor_range_end): Remove.
4808 (constructor_incremental, designator_depth,
4809 designator_errorneous): New variables.
4810 (struct constructor_stack): Remove range_end, add incremental.
4811 (struct constructor_range_stack, constructor_range_stack): New.
4812 (struct initializer_stack): Add constructor_range_stack.
4813 (finish_init): Set it.
4814 (start_init): Likewise. require_constant_elements for non-static
4815 trees only if not flag_isoc99.
4816 (really_start_incremental_init): Remove constructor_range_end, add
4817 constructor_incremental.
4818 (pop_init_level): Likewise.
4819 (push_init_level): Likewise. If implicit and the subobject had some
4820 value set already, preinitialize the level with it.
4821 Warn about missing braces only if not pushing due to designators.
4822 (set_designator, push_range_stack): New functions.
4823 (set_init_label): Use them.
4824 (set_init_index): Likewise. Remove constructor_range_end.
4825 Error if designator index is outside of array bounds.
4826 (add_pending_init): Compare values of purpose index trees, not the
4827 trees themselves. Allow overwriting of already initialized element.
4828 Issue a warning if it had side-effects.
4829 (set_nonincremental_init, set_nonincremental_init_from_string): New
4831 (pending_init_member): Rename to...
4832 (find_init_member): ...this function. Call set_nonincremental_init
4833 if necessary. Compare values of purpose index trees, not the trees
4834 themselves. Return the actual value, not just non-zero if something
4836 (output_init_element): Remove checks for duplicates.
4837 If field has zero size, only check the initializer for correctness.
4838 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4839 if constructor_incremental is zero. Change error about initializers
4840 not computable at load time into pedwarn.
4841 (output_pending_init_elements): Compare bit positions, not
4842 FIELD_DECLs to take into account zero-sized fields.
4843 (process_init_element): Use constructor_range_stack to fill all
4844 ranges in the designator lists from current level up.
4845 * extend.texi: Update documentation for labeled elements.
4847 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
4849 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
4850 to function usage for arguments passed by reference. Optimize
4851 callee-copied arguments.
4852 * regmove.c (replace_in_call_usage): New function.
4853 (fixup_match_1): Call it.
4854 * cse.c (cse_insn): Canonicalize registers in function usage.
4855 * reload1.c (replace_pseudos_in_call_usage): New function.
4858 * Makefile.in: Reverted yesterday's wrong patch. Installed the
4861 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4863 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
4866 2001-01-12 DJ Delorie <dj@redhat.com>
4868 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
4869 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
4872 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4874 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
4875 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
4876 -std options alongside references to -ansi. Update some
4877 documentation for C99.
4878 * cpp.1: Regenerate.
4880 2001-01-12 Andreas Jaeger <aj@suse.de>
4882 * haifa-sched.c (restore_line_notes): Remove argument block B
4884 * sched-ebb.c (schedule_ebb): Change caller.
4885 * sched-rgn.c (schedule_region): Likewise.
4886 * sched-int.h (restore_line_notes): Adjust prototype.
4888 * loop.h: Remove wrong declaration of doloop_condition_get.
4890 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4892 * extend.texi: Move C++-extension-related node from the C section
4893 into the C++ section.
4895 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4897 * extend.texi: Refer to an array of pointers to functions instead
4898 of one of functions.
4900 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
4901 Jan Hubicka <jh@suse.cz>
4903 * combine.c (reversed_comparison): Fix typo in last patch.
4905 (combine_reversed_comparison_code): Make static to follow
4906 prototype declaration.
4908 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4910 * install.texi: Remove misplaced duplicate entry.
4912 2001-01-11 Ulrich Drepper <drepper@redhat.com>
4914 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
4916 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
4918 * final.c: (leaf_function_p): Fix typo.
4920 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
4922 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
4923 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
4925 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
4926 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
4927 mmap_anon, and valloc is available.
4928 * ggc-page.c: Restructure ifdef logic to match new autoconf
4929 spec. Don't throw away the test page in init_ggc.
4931 * configure, config.in: Regenerate.
4933 2001-01-12 Michael Hayes <mhayes@redhat.com>
4935 * loop.h (total_biv_increment): Constify iv_class pointer.
4936 (struct induction): Replace `mem_mode' with `mem' rtx.
4937 * unroll.c (total_biv_increment): Constify iv_class pointer.
4938 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
4939 (find_mem_givs, combine_givs_p): Likewise.
4940 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
4942 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
4944 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
4946 (__gthread_getspecific): Ditto.
4948 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
4950 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
4951 put_condition_code): Convert fp comparison codes to integer
4953 (ix86_expand_fp_compare): Postnote the fp comparison code converison
4956 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
4957 * i386-protos.h (no_comparison_operator): Kill.
4959 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
4961 * combine.c (REVERSIBLE_CC_MODE): Remove.
4962 (reversible_comparison_p): Remove.
4963 (combine_reversed_comparison_code): New.
4964 (reversed_comparison): New.
4965 (combine_simplify_rtx): Use
4966 combine_reversed_comparison_code/reversed_comparison instead
4967 of reversible_comparison_p.
4968 (simplify_if_then_else): Likewise.
4969 (simplify_set): Likewise.
4970 (simplify_logical): Likewise.
4971 (if_then_else_cond): Likewise.
4972 (known_cond): Likewise.
4973 (simplify_comparison): Likewise.
4975 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
4977 * builtins.c (std_expand_builtin_va_start): Handle varargs when
4978 sizeof (int) is larger than sizeof(__word__).
4980 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4982 * cppinit.c (do_includes): Fix typo.
4984 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4986 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
4987 in S_REGS does not occur because not all sources are possible
4988 when a S_REGS is a destination (sometimes needs a clobber).
4989 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
4990 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
4991 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
4992 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
4993 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
4994 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
4995 (lshrdi_const1, lshrsi3_const16): Likewise.
4996 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
4997 (*movhi_68hc12, *movqi_68hc12): Likewise.
4998 (movstrictqi): Make sure reloading in D_REGS as a destination
5001 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5003 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5005 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5007 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
5008 -D, -U and -A, and don't initialize the builtins.
5009 (do_includes): Error if -include or -imacros with -fpreprocessed.
5010 * cppmain.c (cb_define, cb_undef): Unconditionally process
5012 * tradcpp.c (main): Fix typo.
5014 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
5016 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
5017 (read_name_map): Use IS_ABSOLUTE_PATH.
5018 * tradcpp.c (get_filename): Likewise.
5020 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5022 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
5023 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
5024 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
5025 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
5026 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
5027 (cmphi_z_used): Don't use '@' for the output.
5028 (tstqi_z_used): Likewise.
5029 (cmpqi_z_used): Likewise.
5030 (one_cmplsi2): Likewise.
5032 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5034 * config/sh/sh.c (barrier_align): Recognize branch around far
5035 branch and redundant insn.
5037 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5039 * invoke.texi: Restore documentation of the drivers' switches -MD
5042 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5044 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
5046 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
5047 check-objc//%): Support parallel testing of multilibs.
5048 (TESTSUITEDIR): Set to testsuite by default, but override for
5050 (check-gcc, check-g++, check-g77, check-objc): Enter
5053 2001-01-11 Bernd Schmidt <bernds@redhat.com>
5055 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
5056 * sched-deps.c (deps_may_trap_p): Likewise.
5057 * basic-block.h: Remove a comment.
5058 * flow.c (PROP_POSTRELOAD): Remove.
5059 (update_life_info): Don't add it to prop_flags.
5060 (mark_set_1): Lose the code that was enabled by it.
5062 2001-01-11 Michael Hayes <mhayes@redhat.com>
5064 * flow.c (flow_call_edges_add): New.
5065 * basic_block.h (flow_call_edges_add): New.
5067 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
5069 * reload1.c (move2add_note_store): Update reg_set_luid even if
5070 base reg remains the same.
5072 2001-01-10 Nick Clifton <nickc@redhat.com>
5074 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
5075 machine_function structure to zero.
5076 Add prototypes for machine_status functions.
5078 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5080 * c-common.h (CTI_VOID_LIST): Remove.
5081 (void_list_node): Likewise.
5082 * tree.h (TI_VOID_LIST_NODE): New enumeral.
5083 (void_list_node): New macro.
5084 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
5085 * config/i386/i386.c (ix86_init_builtins): Likewise.
5086 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
5088 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5090 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
5091 * cppinit.c (cpp_start_read): Update comment, remove unneeded
5093 * tradcpp.c: Include mkdeps.h.
5094 (deps, print_deps_phony_targets, deps_append, output_deps,
5095 init_dependency_output, output_deps): New.
5096 (deps_buffer, deps_allocated_size, deps_size, deps_column,
5097 deps_output): Delete.
5098 (print_deps_missing_files): Rename deps_missing_files.
5099 (inhibit_output): Make global.
5100 (main): Delete inhibit_output, deps_stream, deps_target.
5101 Use mkdeps functionality in the same way as cpplib. Remove
5102 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
5103 -M and -MM. Remove old handling of deps via deps_out, and
5104 old reading of environment variables.
5105 (get_filename): Update to use deps_add_dep.
5107 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5109 * output.h (make_function_rtl): Remove prototype.
5110 (make_decl_rtl): Likewise.
5111 * varasm.c (make_function_rtl): Remove.
5112 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
5113 than from a third parameter.
5114 * tree.h (make_decl_rtl): Remove last parameter.
5115 * c-decl.c (builtin_function): Remove last argument in call to
5116 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
5117 (start_function): Likewise.
5118 * except.c (call_get_eh_context): Likewise.
5119 * expr.c (emit_block_move): Likewise.
5120 (clear_storage): Likewise.
5121 * profile.c (output_func_start_profiler): Likewise.
5122 * toplev.c (rest_of_decl_compilation): Likewise.
5123 * objc/objc-act.c (create_builtin_decl): Likewise.
5124 (synth_module_prologue): Likewise.
5125 (generate_static_reference): Likewise.
5126 (build_selector_reference_decl): Likewise.
5127 (build_class_reference_decl): Likewise.
5128 (build_objc_string_decl): Likewise.
5129 (build_protocol_reference): Likewise.
5131 2001-01-10 Richard Henderson <rth@redhat.com>
5133 * hwint.h: Revert yesterday's change.
5135 2001-01-10 Nick Clifton <nickc@redhat.com>
5137 * function.h (save_machine_status): Delete.
5138 (restore_machine_status): Delete.
5139 Amend comment describing {init|mark|free}_machine_status.
5141 * function.c (save_machine_status): Delete.
5142 (restore_machine_status): Delete.
5143 Amend comment describing {init|mark|free}_machine_status.
5144 (push_function_context_to): Remove invocation of
5145 save_machine_status.
5146 (pop_function_context_from): Remove invocation of
5147 restore_machine_status.
5149 * emit-rtl.c (init_emit_once): Amend comment describing
5150 {init|mark|free}_machine_status.
5152 * tm.texi (Per-Function Data): New node. Describe the
5153 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5156 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5158 * cppinit.c (OPT_g): Remove.
5159 (cpp_handle_option): Update for removed -g3.
5160 (print_help): Update.
5161 * cpplib.h (struct cpp_options): Remove debug_output.
5162 * cppmain.c (setup_callbacks, cb_define): Update.
5163 * gcc.c (cpp_options): Translate -g3 to -dD.
5165 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5167 * config/i960/i960.md: Change modifier to + on the zero_extract
5168 pattern after the (rotate -2 reg) canonicalization pattern.
5170 2001-01-10 Richard Henderson <rth@redhat.com>
5172 * config/alpha/alpha.c (alpha_free_machine_status): New.
5173 (override_options): Install it.
5174 (alpha_mark_machine_status): Verify machine non-null.
5175 * config/i386/i386.c (ix86_free_machine_status): New.
5176 (override_options): Install it.
5177 (ix86_init_machine_status): Use xcalloc.
5178 (ix86_mark_machine_status): Verify machine non-null.
5179 * config/ia64/ia64.c (ia64_free_machine_status): New.
5180 (ia64_override_options): Install it.
5181 (ia64_mark_machine_status): Verify machine non-null.
5183 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5185 * function.c (instantiate_virtual_regs): Instantiate virtual
5186 registers found in CALL_INSN_FUNCTION_USAGE.
5188 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5190 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5191 equivalent to -ansi in disabling -Di386.
5193 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5195 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5197 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5199 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5201 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5203 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5205 * invoke.texi: Document that -fcond-mismatch isn't supported for
5208 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5210 * gcc.texi: Define macro gcctabopt.
5211 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5212 @command, @env and @option in some places where appropriate. Use
5213 @gcctabopt where appropriate. Put URLs and email addresses inside
5216 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5218 * gcc.c (cpp_options): Set MD file name from output
5219 filename, if specified.
5220 (suffix_subst): New static variable.
5221 (do_spec): Clear it.
5222 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5224 (give_switch): Handle suffix_subst.
5226 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5228 * invoke.texi: Fix another typo.
5230 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5232 * invoke.texi: Fix typo.
5234 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5236 * c-lang.c (lang_hooks): Update.
5237 (lang_decode_option): Remove.
5238 (lang_init_options): Rename c_init_options.
5239 * toplev.c (main): Use lang_hooks for lang_init_options
5240 and lang_decode_option.
5241 * toplev.h (lang_hooks): Add 2 new hooks.
5242 * tree.h: Remove lang_init_options and lang_decode_option.
5243 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5244 * cp/decl2.c: Similarly.
5245 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5246 (lang_hooks): Update.
5247 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5249 (lang_init_options): Rename ffe_init_options.
5250 (lang_hooks): Update.
5251 (lang_decode_option): Remove.
5252 * java/lang.c (lang_init_options): Rename java_init_options.
5253 (lang_decode_option): Rename java_decode_option.
5254 (lang_hooks): Update.
5255 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5256 (lang_decode_option): Rename objc_decode_option.
5257 (lang_hooks): Update.
5259 2001-01-09 Nick Clifton <nickc@redhat.com>
5261 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5262 (d30v_return_addr_rtx): Delete.
5263 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5264 cfun->machine structure.
5265 (struct machine_function): Move to d30v.h
5266 (d30v_save_machine_status): Delete.
5267 (d30v_restore_machine_status): Delete.
5268 (d30v_init_machine_status): New Function.
5269 (d30v_mark_machine_status): New Function.
5270 (d30v_free_machine_status): New Function.
5271 (d30v_init_expanders): Use new functions.
5272 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5273 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5274 d30v_return_addr_rtx.
5276 * config/d30v/d30v.h (struct_machine): Move here.
5277 Add eh_epilogue_sp_ofs field.
5279 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5280 field in cfun->machine structure.
5282 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5284 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5285 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5286 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5288 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5290 * objc/lang-options.h: Remove bogus reference to
5293 2001-01-09 Kazu Hirata <kazu@hxi.com>
5295 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5298 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5300 * reload.c (find_reloads_address): Check for eliminable registers
5301 when substituting a constant expression for a pseudo.
5303 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5305 * c-common.c (enum format_type): Add format_type_error.
5306 (decode_format_type): New function.
5307 (decl_attributes): Use it.
5308 (format_kind_info): Adjust comment.
5310 2001-01-09 David O'Brien <obrien@BSDi.com>
5312 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5313 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5315 * config/i386/gnu.h: Don't include required platform specific .h files,
5316 tm.h will do it instead.
5317 * config/i386/i386elf.h: Likewise.
5318 * config/i386/linux.h: Likewise.
5319 * config/i386/moss.h: Likewise.
5320 * config/mips/gnu.h: Likewise.
5322 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5324 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5325 (rs6000-ibm-aix3.[01]*): Likewise.
5326 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5327 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5328 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5329 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5330 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5331 (powerpc-*-eabiaix*): Likewise.
5332 (powerpc-*-eabisim*): Likewise.
5333 (powerpc-*-elf*): Likewise.
5334 (powerpc-*-eabi*): Likewise.
5335 (powerpc-*-rtems*): Likewise.
5336 (powerpc-*-linux*libc1): Likewise.
5337 (powerpc-*-linux*): Likewise.
5338 (powerpc-wrs-vxworks*): Likewise.
5339 (powerpcle-wrs-vxworks*): Likewise.
5340 (powerpcle-*-sysv*): Likewise.
5341 (powerpcle-*-elf*): Likewise.
5342 (powerpcle-*-eabisim*): Likewise.
5343 (powerpcle-*-eabi*): Likewise.
5344 (powerpcle-*-solaris2*): Likewise.
5345 * config/rs6000/aix31.h: Delete includes.
5346 * config/rs6000/aix3newas.h: Likewise.
5347 * config/rs6000/aix41.h: Likewise.
5348 * config/rs6000/aix43.h: Likewise.
5349 * config/rs6000/beos.h: Likewise.
5350 * config/rs6000/rtems.h: Likewise.
5351 * config/rs6000/sysv4.h: Likewise.
5353 2001-01-09 Kazu Hirata <kazu@hxi.com>
5355 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5356 Change an argument mode of machine_mode to shift_mode of
5357 shift_mode. Remove an extra error check.
5358 (emit_a_shift): Adopt to the new calling prototype of
5360 (function_prologue): Fix code for a monitor
5361 function. Support H8/S.
5362 (function_epilogue): Do not output pop for a monitor function.
5364 2001-01-09 Nick Clifton <nickc@redhat.com>
5366 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
5367 (setup_incoming_varargs): Use sysv_varargs_p field of the
5368 cfun->machine structure.
5369 (struct machine_function): Move to rs6000.h
5370 (rs6000_save_machine_status): Delete.
5371 (rs6000_restore_machine_status): Delete.
5372 (rs6000_init_machine_status): New Function.
5373 (rs6000_free_machine_status): New Function.
5374 (rs6000_init_expanders): Use new functions.
5376 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
5378 (struct machine_function): Move here.
5380 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5381 sysv_varargs_p field of the cfun->machine structure.
5383 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
5385 (rs6000_restore_machine_status): Remove prototype.
5387 2001-01-09 Richard Henderson <rth@redhat.com>
5389 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
5390 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
5391 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
5392 (sched_analyze_2, sched_analyze_insn): Likewise.
5393 (sched_analyze, init_deps): Likewise.
5394 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
5395 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
5396 (compute_block_backward_dependences): Update propagate_deps call.
5398 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
5400 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
5402 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5404 * cppinit.c (OPT_MD, OPT_MMD): Restore.
5405 (cpp_handle_option): Handle them.
5406 (cpp_post_options): Ensure one of -M or -MM is specified with
5407 any other -M? option.
5408 (init_dependency_output): Suppress output with -MG.
5410 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5413 * invoke.texi: Update.
5415 2001-01-09 Bernd Schmidt <bernds@redhat.com>
5417 * sh.md (reload_outsf): Generate recognizable patterns for
5420 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5422 * c-lang.c (lang_hooks): Update.
5423 (lang_init): Rename c_init.
5424 (lang_finish): Remove.
5425 * toplev.c (compile_file): Use lang_hooks for lang_init ()
5427 * toplev.h (lang_hooks): Add init () and finish ().
5428 * tree.h (lang_init, lang_finish): Remove.
5429 * cp/tree.h (lang_init, lang_finish): Remove.
5430 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
5431 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
5433 (lang_init, lang_finish): Remove.
5434 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
5435 (lang_hooks): Update.
5436 * java/lang.c (lang_init): Rename java_init.
5437 (lang_finish): Remove.
5438 (lang_hooks): Update.
5439 * objc/objc-act.c (lang_init): Rename objc_init.
5440 (lang_finish): Remove.
5441 (lang_hoooks): Update.
5443 20001-01-09 Graham Stott <grahams@redhat.com>
5445 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
5446 after `ptr` is initialised.
5448 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5450 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
5451 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
5452 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
5453 stack adjusts, instead of r3.
5455 2001-01-09 Michael Hayes <mhayes@redhat.com>
5457 * flow.c (flow_loop_scan): Break out of ...
5458 (flow_loops_find) ... here.
5459 * basic-block.h (flow_loop_scan): New.
5460 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
5461 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
5463 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5465 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
5467 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
5468 realloc()ing macro_buffer.
5470 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
5471 if it's wider than long and the target's long is wider than the
5474 2001-01-09 Mark Mitchell <mark@codesourcery.com>
5476 Remove support for using UWIN as a host machine.
5477 * configure.in: Issue an error message.
5478 * configure: Regenerated.
5479 * config.gcc: Remove xm_* UWIN configury.
5480 * config/i386/xm-uwin.h: Remove.
5482 2001-01-08 Nick Clifton <nickc@redhat.com>
5484 * config/v850/v850.c (ra_rtx): Delete.
5485 (v850_save_machine_status): Delete.
5486 (v850_restore_machine_status): Delete.
5487 (v850_init_machine_status): New function.
5488 (v850_mark_machine_status): New function.
5489 (v850_free_machine_status): New function.
5490 (v850_return_addr): Use ra_rtx field in machine structure.
5491 (v850_init_expanders): Use new functions.
5493 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
5494 * config/v850/v850.c: Change arguments to v850_output+* functions
5495 to take a const char *, to avoid compile time warning.
5496 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
5497 (USER_LABEL_PREFIX): Redefine.
5499 2000-01-08 Jim Wilson <wilson@redhat.com>
5501 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
5502 1 to unsigned HOST_WIDE_INT before left shift.
5504 2001-01-08 Nick Clifton <nickc@redhat.com>
5506 * config/arm/arm.c (arm_mark_machine_status): Check to see if
5507 the machine structure has been allocated.
5508 (arm_free_machine_status): New function: Free the machine
5509 specific function structure.
5511 2001-01-08 Richard Henderson <rth@redhat.com>
5513 * jump.c (simplejump_p): Revert last change.
5515 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
5517 * cppinit.c (init): Rename init_library.
5518 (cpp_create_reader): Update.
5519 * gcc.c (cpp_options): If -o given, use it as the target of
5522 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5524 * arm.c (arm_arch5e): New variable.
5525 (all_cores): XScale is a 5TE device.
5526 (arm_override_options): Set arm_arch5e.
5527 (arm_init_builtins): __builtin_prefetch is in arch5e.
5528 * arm.h (arm_arch5e): Declare it.
5530 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
5532 * arm.md (define_constants): Add defines for UNSPEC and
5533 UNSPEC_VOLATILE insns. Update all users.
5534 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
5535 * arm.c (multi_register_push, note_invalid_constants)
5536 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
5537 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
5538 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
5540 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
5542 * jump.c (jump_optimize_1): Use reversed_comparison_code
5543 instead of can_reverse_comparison_p.
5544 (jump_back_p): Likewise.
5545 (invert_exp_1): Likewise.
5546 (thread_jumps): Likewise.
5547 * simplify-rtx.c (simplify_unary_operation): Likewise.
5548 (simplify_ternary_operation): Likewise.
5549 * cse.c (find_comparison_args): Convert to use
5550 can_reverse_comparison_p.
5551 (record_jump_equiv): Likewise.
5553 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5555 * arm.h (HARD_REGNO_RENAME_OK): Delete.
5556 (EPILOGUE_USES): Define.
5557 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
5558 automatically stack the LR if it isn't live.
5560 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
5562 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
5565 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
5567 * ggc-page.c (max_alignment): New structure.
5568 (MAX_ALIGNMENT): New macro.
5569 (init_ggc): Use it to round up the sizes in the
5570 extra_order_size_table.
5572 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5574 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
5577 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5579 * builtins.def (BUILT_IN_FPRINTF): New entry.
5581 * c-common.c (c_expand_builtin_fprintf): New function.
5582 (init_function_format_info): Handle __builtin_fprintf.
5583 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
5584 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
5586 * c-decl.c (duplicate_decls): Adjust comment.
5588 * extend.texi (fprintf): Document new builtin.
5590 2001-01-07 Richard Henderson <rth@redhat.com>
5592 * jump.c (simplejump_p): Recognize any single_set jump
5595 2001-01-07 Richard Henderson <rth@redhat.com>
5597 * configure.in (slibdir): Accept an --with-slibdir option.
5598 Use "test" not "[" in configure. Default to $(libdir).
5600 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
5602 * config/t-aix43 (SHLIB_INSTALL): Likewise.
5603 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
5604 (SHLIB_LINK): Create links for the soname.
5605 * config/mips/t-iris6: Likewise.
5606 * config/sparc/t-slibgcc: Likewise.
5607 * config/sparc/t-slibgcc-sld: Likewise.
5609 2001-01-07 Jakub Jelinek <jakub@redhat.com>
5611 * config/i386/i386.c (constant_call_address_operand): Accept
5612 (const (plus (symbol_ref) (const_int))).
5613 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
5614 constant_call_address_operand.
5616 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5618 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
5619 and LONG_LONG_TYPE_SIZE > 32.
5621 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5623 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
5624 the previous change.
5626 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
5628 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
5630 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
5631 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
5632 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
5635 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5637 * fix-header.c (read_scan_file): s/pfile/scan_in/.
5639 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5641 * c-lang.c (c_post_options): Call cpp_post_options.
5642 * objc/objc-act.c (objc_post_options): Similarly.
5643 * cppmain.c (main): Similarly.
5644 * fix-header.c (read_scan_file): Similarly.
5645 * cppinit.c (cpp_start_read): Move option consistency checks
5646 to cpp_post_options. Don't call init_dependency_output.
5647 If needed, add default target and main file dependency.
5648 (OPT_MD, OPT_MMD): Remove.
5650 (cpp_handle_option): Update for OPT_* changes.
5651 (cpp_post_options): New.
5652 (init_dependency_output): Command line -MF overrides environment
5653 variables. Don't set default target etc. Suppress output
5654 if dependencies are going to stdout.
5655 (print_help): Update.
5656 * cpplib.h (cpp_post_options): New.
5657 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
5659 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
5661 * jump.c (comparison_dominates_p): Support unordered compares.
5663 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
5665 * simplify-rtx.c (simplify_relational_operation): Always simplify
5666 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
5669 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
5671 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
5672 (nonzero_bits): Likewise.
5673 (simplify_comparison): Likewise.
5674 (num_sign_bit_copies): Likewise; return more sane value depending
5675 on STORE_FLAG_VALUE.
5676 (known_cond): Do not assume EQ to be always true for equivalent
5679 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
5681 * cse.c (fold_rtx): Handle unordered comparisons.
5683 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
5685 * rtlanal.c (set_of_1): New static function.
5686 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
5687 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
5688 reg_set_last_last_regno): Remove.
5689 (set_of): New global function.
5690 (set_of_data): New structure.
5691 (reg_set_p, reg_set_last): Revamp for set_of.
5692 * rtl.h (set_of): New.
5694 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5696 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5697 * extend.texi: Document _Exit builtin.
5699 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5701 * (initialize, initialize_builtins,
5702 initialize_dependency_output, initialize_standard_includes):
5703 Rename s/initialize/init. Update.
5704 (init_dependency_output): Move to after
5705 cpp_handle_options, the correct location temporally at least.
5706 (opt_comp): Move next to init (), its caller. Fix prototype.
5707 (init): Make "initialized" local scope.
5708 (cpp_create_reader): Always call init ().
5709 (cpp_start_read): Update.
5710 (output_deps): New function, broken out of cpp_finish.
5711 (cpp_finish): Break out output_deps.
5713 2001-01-07 Richard Henderson <rth@redhat.com>
5715 * collect2.c (COFF specific stuff): Revert 12-06 patch
5716 to prototype system functions.
5718 2001-01-07 Michael Hayes <mhayes@redhat.com>
5720 * hard-reg-set.h: Add multiple include guard.
5721 * basic-block.h (struct loop): Add `sink' field.
5722 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5723 (emit_iv_add_mult): Delete.
5724 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5725 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5726 (unroll_loop): Remove end_insert_before argument.
5727 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5728 (maybe_eliminate_biv_1): Likewise.
5729 (emit_iv_add_mult): Delete.
5730 (gen_add_mult, loop_regs_update): New.
5731 (loop_insn_emit_after, loop_insn_emit_before): New.
5732 (loop_insn_sink, loop_insn_sink_or_swim): New.
5733 (emit_iv_add_mult): Delete.
5734 (scan_loop): Set loop->sink.
5735 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5736 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5737 (maybe_eliminate_biv_1): Likewise.
5738 (maybe_eliminate_biv_1): Add basic block argument.
5739 * unroll.c (unroll_loop): Remove end_insert_before argument.
5740 (find_splittable_regs): Likewise.
5741 (find_splittable_regs): Use loop_insn_sink and its ilk.
5742 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5744 2001-01-07 Michael Hayes <mhayes@redhat.com>
5746 * loop.h (loop_insn_hoist): New prototype.
5747 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5748 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5749 (check_dbra_loop, load_mems): Likewise.
5750 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5751 (find_splittable_givs): Likewise.
5753 2001-01-07 Michael Hayes <mhayes@redhat.com>
5755 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5757 2001-01-07 Richard Henderson <rth@redhat.com>
5759 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5761 2001-01-07 Richard Henderson <rth@redhat.com>
5763 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5764 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5765 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5766 variant that handles a shared libgcc.
5767 (process_command): Always validate -{static,shared}-libgcc.
5768 (do_spec_1): New 'M' case.
5769 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5771 2001-01-07 Richard Henderson <rth@redhat.com>
5773 * Makefile.in (slibdir): New variable.
5774 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5775 (installdirs): Create slibdir.
5776 (install-libgcc, install-multilib): Defer to libgcc.mk.
5777 * configure.in (slibdir): Substitute.
5778 * mklibgcc.in (install): New target.
5780 * config/t-linux (SHLIB_LINK): Create links for the soname.
5781 (SHLIB_INSTALL): New.
5782 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5783 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5784 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5785 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5786 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5788 2001-01-07 Richard Henderson <rth@redhat.com>
5790 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5791 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5792 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5794 2001-01-07 Michael Hayes <mhayes@redhat.com>
5796 * loop.c (count_loop_regs_set): Delete.
5797 (load_mems_and_recount_loop_regs_set): Delete.
5798 (loop_regs_scan): Merge common code from count_loop_regs_set,
5799 scan_loop, and load_mems_and_recount_loop_regs_set.
5800 (scan_loop): Call load_mems directly and loop_regs_scan
5801 again if new registers created.
5803 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5805 * toplev.c (main): Call the front-end specific post_options
5806 hook if one is given.
5807 * toplev.h (struct_lang_hooks, lang_hooks): New.
5808 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5809 for the C front end.
5810 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5811 lang_hooks for the C++ front end.
5812 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5813 lang_hooks for the ObjC front end.
5814 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5815 * java/lang.c (lang_hooks): Hooks for the Java front end.
5817 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5819 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5820 for verbose DWARF[2] debugging.
5821 (cb_define, cb_undef): The new callbacks.
5822 * toplev.h (debug_define, debug_undef): Make const correct.
5823 * toplev.c (debug_define, debug_undef): Similarly. Do not
5824 perform the verbosity tests here anymore.
5826 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5828 * reload.c (subst_reloads): Take INSN argument. When
5829 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5830 * reload.h (subst_reloads): Adjust prototype.
5831 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5832 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5833 present in JUMP_INSNs and copy them to JUMP_LABEL.
5834 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5835 JUMP_INSNs and insns with REG_LABELs that are followed by
5836 JUMP_INSNs with the same REG_LABEL.
5837 * sched-rgn.c (is_cfg_nonregular): Likewise.
5838 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5840 * unroll.c (unroll_loop): Look for REG_LABEL notes in
5842 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
5844 2001-01-06 Richard Henderson <rth@redhat.com>
5846 * loop.c (scan_loop): Use xcalloc for the regs array.
5847 (load_mems_and_recount_loop_regs_set): Zero the new memory
5848 received from xrealloc.
5850 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
5852 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
5854 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
5856 * integrate.c (copy_rtx_and_substitute): When copying
5857 an ignored return value, strip REG_FUNCTION_VALUE_P.
5859 2001-01-06 Michael Hayes <mhayes@redhat.com>
5861 * loop.c (debug_biv, debug_giv): New.
5862 (loop_biv_dump): Break out from ...
5863 (record_biv): ... here.
5864 (loop_giv_dump): Break out from ...
5865 (record_giv): ... here.
5866 (loop_bivs_check): Use print_simple_rtl.
5867 * unroll.c (loop_iterations): Use print_simple_rtl.
5869 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5871 * pa.md (return, return_internal): Modify patterns to prevent regrename
5872 mucking with the return pointer.
5874 2001-01-05 Richard Henderson <rth@redhat.com>
5876 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
5878 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
5880 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
5881 version supplied by Matteo Frigo.
5883 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5885 * cpp.texi: Update for -MQ.
5886 * cppinit.c (cpp_create_reader): Always create pfile->deps.
5887 (cpp_cleanup): Always free pfile->deps.
5888 (initialize_dependency_output): Don't create pfile->deps.
5889 (cpp_handle_option): Similarly.
5891 * gcc.c (cpp_options): Handle -MQ.
5892 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5893 * mkdeps.c (base_name): Remove.
5894 (deps_init): Don't allocate vector space until it's needed.
5895 (deps_free): Only free vectors if allocated.
5896 (deps_add_target, deps_add_dep): Update for initial allocation.
5897 (deps_add_default_target): Don't strip to the base_name.
5899 2001-01-05 DJ Delorie <dj@redhat.com>
5901 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
5902 (INIT_EXPANDERS): Define.
5904 * config/v850/v850.c (struct machine_function): Define.
5905 (v850_save_machine_status): New function.
5906 (v850_restore_machine_status): New function.
5907 (v850_return_addr): New function.
5908 (v850_init_expanders): New function.
5910 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
5911 and v850_init_expanders.
5913 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5915 * cpplib.h (struct cpp_reader): Add help_only field.
5916 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
5917 (cpp_handle_option): Set pfile->help_only if we see -h,
5918 --help, -target-help, or --version. Print version string but
5919 do not set help_only if we see -v or -version. Make text
5920 printed by -v match that printed by (-)-version.
5922 * cppmain.c (main): Exit after option parsing if
5923 pfile->help_only is true.
5925 * toplev.c (independent_decode_option): Call print_version,
5926 then exit, if we see --version (but not -version).
5927 (print_version): Split lengthy message into two lines.
5929 2001-01-05 Nick Clifton <nickc@redhat.com>
5931 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
5932 temporary string for initialisation before calling ggc_alloc_string.
5934 2001-01-06 Michael Hayes <mhayes@redhat.com>
5936 * rtl.h (print_simple_rtl): New.
5937 * print-rtl.c (print_simple_rtl): New.
5939 (print_rtx): Disable printing of flags and modes, etc.,
5940 if `flag_simple` nonzero.
5942 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5944 * function.c (fixup_var_refs): Use push_to_full_sequence where
5947 2001-01-05 Michael Meissner <meissner@redhat.com>
5949 * flags.h (flag_reorder_blocks): Add declaration.
5950 (flag_rename_block): Ditto.
5952 2001-01-05 DJ Delorie <dj@redhat.com>
5954 * function.c (reorder_blocks): Make sure the flags are all reset
5955 before using them to mark blocks, else a second invocation will
5956 corrupt the block chain.
5957 (reorder_blocks_0): New, resets the flags.
5959 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
5961 * cse.c (find_comparison_args): Stop if the argument is known to
5964 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5966 * config/sh/sh.md (movdf): When splitting load into pair of
5967 registers, don't clobber the register used in the address too
5970 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
5972 * varasm.c (mark_constant_pool): Improve initial comments.
5973 (mark_constants): Move marking of constants to mark_constant.
5974 (mark_constant): New function to recursively mark all constants
5975 referred to by a constant.
5977 2001-01-05 Catherine Moore <clm@redhat.com>
5979 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
5981 2001-01-05 Phil Edwards <pme@sources.redhat.com>
5983 * cp/lang-options.h: Bring comment in line with reality.
5984 * f/lang-options.h: Likewise.
5985 * java/lang-options.h: Likewise.
5986 * objc/lang-options.h: Likewise.
5987 * ch/lang-options.h: Likewise.
5988 * f/g77.texi: And update the manual.
5990 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
5991 Denis Chertykov <denisc@overta.ru>
5993 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
5994 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
5995 * config/avr/avr.md (all peepholes that request a scratch register):
5996 Call it, FAIL the peephole if not safe (in interrupt functions).
5998 2001-01-05 Mark Mitchell <mark@codesourcery.com>
6000 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
6002 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
6004 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
6006 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
6007 BUILT_IN_CREAL and BUILT_IN_CIMAG.
6008 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
6009 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
6010 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
6012 * extend.texi: Document these builtins.
6014 2001-01-05 Daniel Berlin <dberlin@redhat.com>
6016 * c-common.c (lang_get_alias_set): Say we know nothing of
6017 VECTOR_TYPE aliasing.
6019 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
6021 2001-01-05 Bruce Korb <bkorb@gnu.org>
6023 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
6024 their x* equivalent versions for atexit-less systems
6025 * fixinc/fixincl.c(main): do not return from main() on atexit-less
6026 systems (or any other system any more).
6028 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
6030 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
6031 output operands. Use arm_hard_register_operand for operand 4.
6032 (stmsi_postinc): Similarly.
6033 (ldmsi): Use arm_hard_register_operand for opernand 2.
6035 * arm.c (arm_hard_register_operand): New function.
6036 * arm-protos.h (arm_hard_register_operand): Prototype it.
6038 * arm.h (HARD_REGNO_RENAME_OK): Define.
6040 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
6042 * simplify-rtx.c (cfc_args): add "unordered" field.
6043 (check_fold_consts): Set unordered field.
6044 (simplify_relational_operation): Simplify the unordered
6047 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
6050 * emit-rtl.c (try_split): Fix code to mark labels.
6051 * jump.c (mark_jump_label): Make global.
6052 * rtl.h (mark_jump_label): Declare.
6054 * predict.c (estimate_probability): Handle unordred comparisons.
6056 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6058 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
6059 * cppinit.c (initialize_dependency_output): Update.
6060 (cpp_finish): Output dummy targets for -MP.
6062 (cpp_handle_option): Handle -MP. Don't quote -MT options.
6063 * cpplib.h (struct cpp_options): Add deps_phony_targets.
6064 * gcc.c (cpp_options): Update to handle -MP.
6065 * mkdeps.c (deps_add_target, deps_add_default_target): Update
6066 to quote only the default target.
6067 (deps_phony_targets): Insert a preceding newline. Rename from
6068 deps_dummy_targets for consistency.
6071 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6073 * calls.c (emit_library_call_value_1): Support
6074 INIT_CUMULATIVE_LIBCALL_ARGS.
6075 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
6077 2001-01-04 Richard Henderson <rth@redhat.com>
6079 * c-decl.c (finish_struct): Detect flexible array members
6080 used in an inappropriate context.
6081 * c-typeck.c (really_start_incremental_init): Special case
6082 constructor_max_index for zero length arrays.
6083 (pop_init_level): Allow initialization of flexible array
6084 members. Deprecate initialization of zero length arrays.
6085 Don't issue missing initializer warning for flexible array
6086 members or zero length arrays.
6087 (process_init_element): Don't dereference null DECL_SIZE.
6088 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
6089 Don't abort for empty constructors. Use size_binop
6090 (output_constructor): Add commentary regarding zero length
6091 array futures. Abort if we try to initialize an array of
6092 unspecified length with a non-empty constructor in the middle
6095 * extend.texi (Zero Length): Update and clarify documentation
6096 on static initialization.
6098 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6100 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
6101 with more than 32767 words of local storage.
6103 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6105 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
6106 for 'abs', 'labs', and 'fabs'.
6107 (c4x_expand_builtin): Likewise.
6108 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
6110 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6112 * config/sh/sh.md (prget, prset): New insn types.
6113 (return delay slot): Dont' allow prset.
6114 (call, sfunc delay slot): Don't allow prget.
6115 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
6116 for prset and prget.
6118 2001-01-05 Michael Hayes <mhayes@redhat.com>
6120 * loop.h (struct loop_reg): New.
6121 (struct loop_regs): Change to use array of `struct loop_reg'.
6122 * loop.c: Replace assortment of varrays with single regs array.
6123 (count_one_set): Delete may_not_move array argument
6124 and use regs array instead. All caller's changed.
6125 (count_loop_regs_set): Delete may_not_move and single_usage
6126 arguments and use regs array instead. All caller's changed.
6127 (find_single_use_in_loop): Replace usage array argument with pointer
6128 to regs structure. All caller's changed.
6129 (loop_optimize): Delete `moved_once' array.
6131 2001-01-05 Michael Hayes <mhayes@redhat.com>
6133 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
6134 Use it instead of loop_info->has_call for scanning loop mems.
6135 (check_dbra_loop): Replace loop_info->has_call test with
6136 loop_info->has_nonconst_call.
6138 2000-01-04 Matthew Hiller <hiller@redhat.com>
6140 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
6143 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6145 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
6146 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
6148 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6150 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
6151 (flag_short_double, flag_short_wchar): Define.
6152 (c_common_nodes_and_builtins): Create many tree nodes shared
6153 between C and C++ here instead of in cp/decl.c and ...
6154 * c-decl.c (init_decl_processing): ... here.
6155 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6156 (flag_short_double, flag_short_wchar): Don't define.
6157 (record_builtin_type): New function.
6158 (build_void_list_node): New function.
6159 * c-common.h (flag_short_double, flag_short_wchar,
6160 record_builtin_type, build_void_list_node): Declare.
6162 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6164 * integrate.c (expand_inline_function): Don't put a virtual
6165 register into the reg map.
6167 * function.c (fixup_var_refs_1): If force_operand didn't put
6168 the address into the target, move it there.
6170 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6172 Special-case tree_decl/tree_list allocations.
6173 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6174 (OBJECT_SIZE): New macro.
6175 (NUM_EXTRA_ORDER): Likewise.
6176 (extra_order_size_table): New variable.
6177 (NUM_ORDERS): New macro.
6178 (objects_per_page_table): New variable.
6179 (object_size_table): New variable.
6180 (G.pages): Use NUM_ORDERS to bound the array.
6181 (G.page_tails): Likewise.
6182 (DIV_ROUND_UP): Remove.
6183 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6184 (alloc_page): Use OBJECT_SIZE.
6185 (size_lookup): Don't make it const.
6186 (ggc_alloc): Use OBJECT_SIZE.
6187 (ggc_set_mark): Likewise.
6188 (ggc_get_size): Likewise.
6189 (init_ggc): Set up the object_size_table, objects_per_page_table,
6190 and adjust size_lookup.
6191 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6192 (ggc_pop_context): Use NUM_ORDERS.
6193 (clear_marks): Likewise.
6194 (sweep_pages): Likewise.
6195 (poison_pages): Likewise.
6196 (ggc_print_statistics): Use OBJECT_SIZE.
6198 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6200 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6201 Only call array_size_for_constructor if last field and array type
6202 with no upper bound.
6204 2001-01-04 Philip Blundell <philb@gnu.org>
6206 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6207 from bit 31 downwards, if this requires no more insns.
6208 (count_insns_for_constant): New helper function for above.
6210 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6212 * gencodes.c (output_predicate_decls): Remove empty initializer.
6214 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6216 * tree.c (copy_node): Remove documentation about obstacks.
6217 (buidl1): Check that nobody tries to build 2-argument nodes this
6220 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6222 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6225 * gencodes.c (output_predicate_decls): Fill empty initializer
6228 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6230 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6231 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6233 (do_include): Handle missing headers like cpp0.
6234 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6235 paths with first include pathname. Don't strcat to uninitialized
6238 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6240 * regrename.c (regrename_optimize): Don't rename from frame pointer
6241 if frame_pointer_needed.
6242 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6243 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6244 (ia64_reorg): Use it instead of scheduling if ! optimize.
6245 (errata_emit_nops): Properly call asm_noperands.
6246 (ia64_sched_reorder): Finish cycle if we see an asm.
6247 (ia64_variable_issue): Clear scheduling state after asms.
6249 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6251 * cpp.texi: Update for -MT.
6252 * cppinit.c (initialize_dependency_output): Add a default
6253 target if none has been given already.
6254 (no_tgt, OPT_MT): New.
6255 (cpp_handle_option): Handle -MT. Update -M etc.
6256 * cpplib.h (struct cpp_options): Remove deps_target.
6257 * gcc.c (cpp_options): Handle -MT.
6258 * mkdeps.c (struct deps): Move from mkdeps.h.
6259 (deps_calc_target): Rename deps_add_default_target. Add a
6260 default target if none has been specified already.
6261 * mkdeps.h (struct deps): Move to mkdeps.c.
6262 (deps_calc_target): Rename deps_add_default_target.
6264 2000-01-03 Richard Henderson <rth@redhat.com>
6266 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6268 * c-typeck.c (push_init_level): Move checks for flexible array
6269 members and zero length arrays ...
6270 (pop_init_level): ... here. Silently discard empty initializations.
6272 * varasm.c (output_constructor): Update for sizeof change to
6275 * extend.texi (Zero Length): Clarify semantics.
6277 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6279 * configure.in (tm.h): Include isns-codes.h last.
6280 * configure: Rebuilt.
6282 2001-01-03 Richard Henderson <rth@redhat.com>
6284 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6285 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6287 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6289 * tradcpp.c (main): Make sure finclude() is called with a valid
6290 indepth value while handling -include.
6292 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6294 * gencodes.c (output_predicate_decls): New function.
6296 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6297 even if it is not the first time machmode.h is #included.
6298 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6299 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6300 * gcc.texi (Copyright): Added 2001.
6302 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6304 * c-common.c (c_common_lang_init): New function. Warn if format
6305 warning options which only have effects when used with -Wformat
6306 are used without -Wformat.
6307 * c-common.h (c_common_lang_init): Declare.
6308 * c-lang.c (lang_init): Call c_common_lang_init.
6309 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6311 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6313 * configure.in: Check for the mktemp command.
6314 * configure: Regenerate.
6315 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6316 $TEMP. Create temporary files with mktemp, if available at
6317 configure time; otherwise use set -C. Remove temporary files
6320 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6322 * configure.in: Require at least texinfo 4.0. Check for whether
6323 Pod::Man is sufficiently recent to regenerate GCC manpages.
6324 * configure: Regenerate.
6325 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6327 (GENERATED_MANPAGES): Define.
6328 (generated-manpages): New target. Depend on cpp.1 as well as
6330 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6331 configure to generated-manpages or empty) rather than on the
6332 manpages directly. Remove execute permission from installed
6333 gcov.1 as well as cpp.1.
6334 * cpp.1, gcov.1: Regenerate.
6336 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6338 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6339 tree_low_cst. Allow using cmpstrsi in more cases.
6341 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6343 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6346 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6348 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6349 * Makefile.in (HOST_CFLAGS): Mention build-make.
6351 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6353 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6356 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6358 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
6361 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
6364 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
6365 reg_base_value and reg_known_value arrays.
6366 (init_alias_analysis): Add more cases to detect known values.
6367 * sched-deps.c (deps_may_trap_p): New function.
6368 (sched_analyze_2): Use it.
6370 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6372 * combine.c (simplify_shift_const): Even if we're sign-extracting,
6373 don't discard an ASHIFTRT if we're shifting in a wider mode.
6375 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6377 * toplev.c (rest_of_compilation): Don't print basic block information
6378 when CFG isn't up to date.
6380 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
6382 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
6383 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
6384 (UNALIGNED_SHORT_ASM_OP): Define.
6385 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
6387 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6389 * fold-const.c (fold_convert): Fix typo.
6391 2001-01-02 Richard Henderson <rth@redhat.com>
6393 * c-common.h (ASM_INPUT_P): New.
6394 * c-parse.in (asm): Set it when needed.
6395 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
6396 existance of an operand.
6398 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
6400 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
6401 (dwarf2out_frame_debug_expr): Likewise.
6402 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
6404 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
6406 * i386.c (ix86_split_to_parts): Return number of part required;
6408 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
6410 (ix86_split_long_move): Use number of part returned
6411 by ix86_split_to_parts
6412 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
6414 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
6415 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
6416 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
6417 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
6418 (ALIGN_MODE_128): Add TFmode.
6419 (IS_STACK_MODE): Likewise.
6420 (HARD_REGNO_NREGS): TFmode needs 3 registers.
6421 (HARD_REGNO_OK): Support TFmodes.
6422 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
6423 * i386.md (scheduler definitions): Use memory operand to determine
6424 fst/fld instructions; use mode attribute to determine real mode of
6426 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
6427 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
6429 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6431 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
6433 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6435 * expr.c (store_constructor_field): Update ALIGN before calling
6438 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6440 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
6443 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6445 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
6448 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6450 * c-decl.c (start_function): Don't warn on third parameter to main.
6452 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6454 * tsystem.h: Define HAVE_DECL_GETOPT.
6456 2001-01-02 Philip Blundell <pb@futuretv.com>
6458 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
6461 2001-01-02 Richard Henderson <rth@redhat.com>
6463 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
6465 2001-01-02 Andreas Jaeger <aj@suse.de>
6467 * c-decl.c (c_decode_option): Remove support of
6470 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
6471 (W_options): Add -Wmissing-noreturn here.
6473 * flow.c: Define lang_missing_noreturn_ok_p.
6474 (check_function_return_warnings): Use it.
6476 * c-common.h: Declare lang_missing_noreturn_ok_p.
6478 * c-lang.c (c_missing_noreturn_ok_p): New function.
6479 (lang_init): Set lang_missing_noreturn_ok_p.
6481 * invoke.texi (Warning Options): Document this.
6483 2000-12-27 Phil Edwards <pme@sources.redhat.com>
6485 * extend.texi (C++ Extensions): New node for C++ attributes;
6486 describe init_priority and com_interface.
6487 * invoke.texi: Remove -finit-priority as it now has zero effect.
6488 * install.texi: Fix xref syntax.
6489 * md.texi: Likewise.
6491 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6493 * config.gcc (sparc64-wrs-vxworks*): New case.
6494 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
6496 * config/sparc/sparc.c (sparc_override_options): Do support different
6497 pointer and architecture size.
6498 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
6499 (POINTERS_EXTEND_UNSIGNED): Define.
6500 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
6501 (FUNCTION_MODE): Define to be Pmode.
6502 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
6504 * function.c (expand_function_end): Properly handle DECL_RESULT
6505 and copy when ptr_mode != Pmode.
6506 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
6508 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6510 * c-common.c (c_common_nodes_and_builtins): Set prototype
6511 parameters for __builtin_fputs, __builtin_fputc and
6512 __builtin_fwrite. Don't declare plain fputc as a builtin.
6514 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6516 * loop.c (add_label_notes): Increment the label usage count when
6517 a note is added to an insn which refers to a CODE_LABEL.
6518 * gcse.c (add_label_notes): Likewise.
6520 2001-01-01 Andreas Jaeger <aj@suse.de>
6522 * loop.c (scan_loop): Use xmalloc to allocate movables.
6524 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6526 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
6527 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
6528 * reload1.c (REGISTER_MOVE_COST): Likewise.
6529 * regclass.c (REGISTER_MOVE_COST): Likewise.
6530 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
6531 dimension. Adjust all users.
6532 (init_reg_sets_1): Iterate on all modes.
6533 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
6534 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
6535 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
6536 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
6537 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
6538 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
6539 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
6540 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
6541 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
6542 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
6543 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
6544 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
6545 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
6546 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
6547 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
6548 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
6549 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
6550 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
6551 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
6552 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
6553 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
6554 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
6555 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
6556 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
6557 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
6558 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
6559 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
6561 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6563 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
6564 arg VARIES_P. Call it with extra arg.
6565 (true_dependence): Likewise.
6566 * rtl.h (rtx_addr_can_trap_p): Declare.
6567 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
6569 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
6570 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
6571 pic offset table register if it's zero. All callers changed.
6572 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
6574 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6576 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
6577 STRING_POOL_ADDRESS_P.
6579 * config/sparc/sparc.c (input_operand): Properly test for short op.
6581 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
6582 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
6583 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
6584 * config/sparc/elf.h: No longer include sol2.h.
6585 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
6586 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
6588 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
6590 2001-01-01 Michael Hayes <mhayes@redhat.com>
6592 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
6593 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
6594 (record_initial): Likewise.
6595 * unroll.c (copy_loop_body, loop_iterations): Likewise.
6596 (remap_split_bivs): Likewise.
6598 2001-01-01 Michael Hayes <mhayes@redhat.com>
6600 * loop.c (loop_ivs_free): New function.
6601 (strength_reduce): Break out from...
6603 2001-01-01 Michael Hayes <mhayes@redhat.com>
6605 * loop.h (struct iv): New.
6606 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
6607 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
6608 'reg_biv_class' fields with 'regs' and 'n_regs'.
6609 (struct ivs): Rename 'loop_iv_list' field to 'list'.
6610 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
6611 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
6613 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
6615 * resource.c (mark_referenced_resources): Abort() before
6616 attempting to mark a pseudo register.
6617 (mark_set_resources): Likewise.
6619 2001-01-01 Michael Hayes <mhayes@redhat.com>
6621 * loop.h (REG_IV_CLASS): New accessor macro.
6622 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
6623 * unroll.c (REG_IV_CLASS): Likewise.
6625 See ChangeLog.4 for earlier changes.