1 2001-03-16 Richard Henerson <rth@redhat.com>
3 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
4 output with a space instead of deleting it.
5 * configure: Regenerate.
7 2001-03-16 Zack Weinberg <zackw@stanford.edu>
9 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
10 handles the gory details of converting an object file into
11 something that's safe to grep.
12 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
13 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
14 newlines at either end of the string we're looking for.
15 Make 'checking ...' message less stilted.
16 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
17 ARM in-memory layout and its hypothetical converse. Don't
18 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
19 HOST_WORDS_BIG_ENDIAN.
21 * configure.in: Adjust for renamed macro. Move
22 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
23 * configure, config.in: Regenerate.
25 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
27 * fixinc/Makefile.in: Set SHELL.
29 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
31 * fixinc/fixincl.c (fix_with_system): Quote file names before
32 passing them to shell.
34 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
36 * Makefile.in: Use fix-header$(build_exeext) instead
39 2001-03-16 Richard Henderson <rth@redhat.com>
41 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
42 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
43 (size_of_line_prolog): Remove.
44 (output_line_info): Compute prologue size via label difference.
45 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
47 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
48 assembler error when redefining file numbers.
49 * config.in, configure: Rebuild.
51 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
52 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
53 (dw2_asm_output_delta_uleb128): Likewise.
54 (dw2_asm_output_delta_sleb128): Similarly.
55 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
57 2001-03-16 Michael Meissner <meissner@redhat.com>
59 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
61 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
63 (BITMASK_LOWER16): Replacement for 0x0000ffff.
65 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
66 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
67 being unsigned in ISO C and signed in traditional.
68 (expand_prologue): Ditto.
69 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
71 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
73 (divsi3,divdi3): Ditto.
74 (modsi3,moddi3): Ditto.
75 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
76 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
77 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
80 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
82 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
83 SSE based conditional moves on LTGT/UNEQ conditions;
84 Canonicalize EQ to NE.
85 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
86 (sse_mov?fcc_ne): New.
88 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
90 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
92 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
95 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
97 * Makefile.in (hash.o): Depend on CONFIG_H.
99 2001-03-15 Mark Mitchell <mark@codesourcery.com>
101 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
103 2001-03-15 Richard Henderson <rth@redhat.com>
105 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
106 (ASM_OUTPUT_DWARF_PCREL): New.
107 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
109 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
111 * cppfiles.c (stack_include_file): Use MAX of sysp.
113 2001-03-15 Steve Ellcey <sje@cup.hp.com>
115 * config.gcc (ia64*-*-hpux*): New case.
116 * config/ia64/hpux.h: New file for HP-UX support.
117 * config/ia64/t-hpux: New file for HP-UX support.
119 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
121 * fixinc/inclhack.def (irix_stdio_va_list): New.
122 * fixinc/fixincl.x: Rebuilt.
124 2001-03-15 Richard Henderson <rth@redhat.com>
126 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
127 if provided by the target.
128 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
129 (dw2_asm_output_addr): New.
130 * dwarf2asm.h (dw2_asm_output_addr): Declare.
131 * dwarf2out.c (output_cfi): Use it for program addresses.
132 (output_call_frame_info, output_die): Likewise.
133 (output_aranges, output_line_info): Likewise.
135 2001-03-15 Bruce Korb <bkorb@gnu.org>
137 * gcc.c(main): make more rigorous
138 * collect2.c(main): guard against ignoring SIGCHLD
139 * protoize.c(main): ditto
140 * gcc/fixinc/fixincl.c(initialize): ditto
142 2001-03-15 Mark Mitchell <mark@codesourcery.com>
144 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
145 (sdbout_parms): Likewise.
147 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
149 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
150 "widen" a destination that is already wider than a word. Also do
151 not widen if LOAD_EXTEND_OP is NIL for the given mode.
153 2001-03-15 Bernd Schmidt <bernds@redhat.com>
155 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
157 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
159 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
161 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
163 * i960.h (i960_maxbitalignment,
164 i960_last_maxbitalignment): Declare.
165 * i960.c (i960_maxbitalignment,
166 i960_last_maxbitalignment): Make global.
167 (process_pragma): Delete.
168 (i960_pr_align, i960_pr_noalign): Move from here ...
169 * i960-c.c: ... to this new file.
170 * t-960bare (i960-c.o): New rule.
171 * t-vxworks960 (i960-c.o): Likewise.
172 * config.gcc (i960-*-*): Define c_target_objs and
175 2001-03-15 Bernd Schmidt <bernds@redhat.com>
177 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
178 without adding in rtx code and mode.
180 * alias.c (init_alias_analysis): Don't use any rtx whose value
181 varies as a known value.
182 Delete a superfluous test.
184 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
186 (ia64_sched_reorder): Call maybe_rotate; also rotate after
187 scheduling a stop bit.
188 (ia64_emit_nops): Correctly handle ASMs.
190 2001-03-15 Mark Mitchell <mark@codesourcery.com>
192 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
194 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
196 * cpp.texi: Update documentation for -include and -imacros.
197 * cppfiles.c (struct include_file): Remove "defined" memeber.
198 (find_or_create_entry): Make a copy of the file name, and
200 (open_file): Update to ensure we use the simplified filename.
201 (stack_include_file): Don't set search_from.
202 (cpp_included): Don't simplify the path name here.
203 (find_include_file): New prototype. Call search_from to
204 get the start of the "" include chain. Don't simplify the
206 (_cpp_execute_include): New prototype. Move diagnostics to
207 do_include_common. Update.
208 (_cpp_pop_file_buffer): Don't set defined.
209 (search_from): New prototype. Use the preprocessor's cwd
210 for files included from the command line.
211 (read_name_map): Don't simplify the pathname here.
212 * cpphash.h (enum include_type): New.
213 (struct buffer): Delete search from. New search_cached.
214 (_cpp_execute_include): Update prototype.
215 * cppinit.c (do_includes): Use _cpp_execute_include.
216 * cpplib.c (do_include_common): New function.
217 (do_include, do_include_next, do_import): Use it.
219 2001-03-14 Mark Mitchell <mark@codesourcery.com>
221 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
222 contents of the RTL, to determine the name of the object.
224 2001-03-14 Mark Mitchell <mark@codesourcery.com>
226 * tree.h (DECL_RTL): Allocate RTL lazily.
227 (SET_DECL_RTL): New macro.
228 (DECL_RTL_SET_P): Likewise.
229 (COPY_DECL_RTL): Likewise.
230 (DECL_RTL_IF_SET): Likewise.
231 * varasm.c (make_decl_rtl): Add assertions about the kind of
232 declaration we are processing.
233 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
234 (start_decl): Likewise.
235 (finish_decl): Likewise.
236 * c-semantics.c (emit_local_var): Likewise.
237 * calls.c (expand_call): Likewise.
238 * dbxout.c (dbxout_symbol): Likewise.
239 * emit-rtl.c (unshare_all_rtl): Likewise.
240 (unshare_all_decls): Likewise.
241 (reset_used_decls): Likewise.
242 * expr.c (store_constructor): Likewise.
243 (safe_from_p): Likewise.
244 (expand_expr): Likewise.
245 * function.c (put_var_into_stack): Likewise.
246 (instantiate_decls_1): Likewise.
247 (assign_parms): Likewise.
248 (expand_function_start): Likewise.
249 (expand_function_end): Likewise.
250 * ggc-common.c (gcc_mark_trees): Likewise.
251 * integrate.c (function_cannot_inline_p): Likewise.
252 (copy_decl_for_inlining): Likewise.
253 (expand_inline_function): Likewise.
254 (integrate_parm_decls): Likewise.
255 (integrate_decl_tree): Likewise.
256 * print-tree.c (print_node): Likewise.
257 * reg-stack.c (stack_result): Likewise.
258 * stmt.c (label_rtx): Likewise.
259 (expand_return): Likewise.
260 (expand_decl): Likewise.
261 (expand_decl_cleanup): Likewise.
262 (expand_anon_union_decl): Likewise.
263 * toplev.c (check_global_declarations): Likewise.
264 (rest_of_decl_compilation): Likewise.
265 * tree.c (simple_cst_equal): Likewise.
266 * objc/objc-act.c (generate_static_references): Likewise.
268 2001-03-14 Zack Weinberg <zackw@stanford.edu>
270 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
271 gcc_AC_C_FLOAT_FORMAT): New macros.
272 * configure.in: Add AC_PROG_CPP after CC tests;
273 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
274 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
275 * configure, config.in: Regenerate.
277 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
278 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
279 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
280 config/i370/xm-linux.h, config/i370/xm-oe.h,
281 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
282 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
283 config/pa/xm-linux.h, config/pa/xm-pa.h,
284 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
285 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
286 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
287 config/we32k/xm-we32k.h: Delete.
289 * config/i370/xm-mvs.h, config/m88k/m88k.h,
290 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
291 config/vax/xm-vms.h: Don't define any of:
292 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
294 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
296 * config.gcc: Remove references to deleted files.
297 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
298 FATAL_EXIT_CODE, which is the same between oe and mvs).
300 2001-03-14 DJ Delorie <dj@redhat.com>
301 Vladimir Makarov <vmakarov@redhat.com>
303 * config/i960/i960.c (i960_function_prologue): Compute size of
304 frame according to number of registers actually saved there.
306 2001-03-14 Richard Henderson <rth@redhat.com>
308 * expr.c (emit_move_insn_1): Fix else if around #endif.
310 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
313 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
316 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
318 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
319 (override_options): Parse cmodel string.
320 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
321 * i386.h (TARGET_OPTIONS): Add "cmodel".
322 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
324 (ix86_cmodel_string, ix86_cmodel): Declare.
326 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
329 * i386.h (GENERAL_REG_P): Add missing REG_P.
331 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
333 * configure.in: Use $gcc_cv_as instead of $as.
334 * configure: Regenerated.
336 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
338 * cppfiles.c (stack_include_file): Only increase the include
339 count if we actually process the file properly, as opposed
340 to treating it as length zero. Only call read_include_file
341 if not DO_NOT_REREAD. Handle the -H include file output
343 (read_include_file): Remove now redundant DO_NOT_REREAD check.
344 (cpp_included, find_include_file): Simplify pathnames after
345 remapping them. If remapping, don't use the remapped file
346 name's buffer as our scratch buffer.
347 (cpp_pop_file_buffer): Replace the multiple include macro
348 only if it isn't yet set.
349 (read_name_map): Simplify remapped names when reading in.
350 (remap_filename): Move code to code path that uses it.
351 (_cpp_simplify_pathname): Return the input pointer.
352 * cpphash.h (_cpp_simplify_pathname): Update prototype.
354 2001-03-14 Mark Mitchell <mark@codesourcery.com>
356 * expr.c (expand_expr): Revove bogus conditional.
358 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
360 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
362 2001-03-14 Jakub Jelinek <jakub@redhat.com>
364 * reg-stack.c (stack_result): Unconditionally use
365 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
367 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
369 * expr.c (emit_move_insn_1): Split push of complex value when
370 no suitable push instruction exist.
372 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
375 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
377 * alias.c (handled_component_p, can_address_p): New functions.
378 (get_alias_set): Use them.
380 2001-03-13 Jim Wilson <wilson@redhat.com>
382 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
383 from 80 in try_locals code.
384 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
386 2001-03-13 Zack Weinberg <zackw@stanford.edu>
388 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
389 gcc_AC_C_LONG_LONG): New.
390 * configure.in: Use them. Probe the size of short, int, long,
391 and long long/__int64 if we have them. Move all the AC_C_*
392 checks together, except gcc_AC_C_CHAR_BIT which has to go
393 after AC_CHECK_HEADERS(limits.h).
394 Take hwint.h out of host_xm_file and build_xm_file.
396 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
397 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
398 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
399 Move the HOST_WIDEST_INT setup logic here from system.h.
400 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
402 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
403 is now handled by hwint.h.
405 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
406 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
407 config/ia64/xm-ia64.h: Don't define any of:
408 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
409 HOST_BITS_PER_LONGLONG.
411 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
412 config/h8300/xm-h8300.h, config/mips/iris6.h,
413 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
414 config/sparc/xm-sp64.h: Delete.
415 * config.gcc: Remove references to deleted files.
417 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
418 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
419 * config/i370/xm-linux.h: Clarify floating-point situation in
422 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
424 * cppfiles.c (NO_INCLUDE_PATH): New macro.
425 (find_include_file): Decide here which part of the include
426 chain to start the search. Complain about an empty include
427 chain in all cases apart from an abolsute file name.
428 (_cpp_execute_include): Don't choose the search chain here.
429 Don't call handle_missing_include in the case of an empty
431 (_cpp_compare_file_date): Don't choose the search chain here.
432 * cpplib.c (do_include_next): Move the in-main-file diagnostic
433 here from _cpp_execute_include. Behave like #include if
434 we're in the main file.
436 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
438 * system.h (malloc, realloc, calloc, strdup): Only poison these
439 tokens when IN_GCC is defined.
441 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
443 * i386.md (abs?f expander): Support SSE case.
444 (abd?f_if): Add new "USE"; add splitters.
446 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
448 * cpp.texi (poison): Explain the macro expansion exception.
450 2001-03-13 Jakub Jelinek <jakub@redhat.com>
452 * expr.c (store_expr): Add dont_store_target. If temp is already in
453 target before copying to reg, don't store it into target again.
455 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
457 * cppinternals.texi: Update for file handling.
459 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
461 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
462 2001-02-24 which broke building the Java library.
463 * function.c (identify_blocks): Likewise.
464 (all_blocks): Likewise.
465 * integrate.c (integrate_decl_tree): Likewise.
466 * print-tree.c (print_node): Likewise.
467 * tree.h (BLOCK_NUMBER): Likewise.
468 (struct tree_block): Likewise.
470 2001-03-12 David Edelsohn <edelsohn@gnu.org>
472 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
473 __WCHAR_TYPE__ definition.
474 (WCHAR_TYPE_SIZE): #undef before #define.
476 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
478 * cppfiles.c: Update comments.
479 (destroy_include_file_node): Rename destroy_node.
480 (find_or_create_entry): New function.
481 (open_file, _cpp_fake_include): Use it.
482 (handle_missing_header): New function, broken out of
483 _cpp_execute include. Don't segfault if there is no
484 system or quoted path.
485 (_cpp_execute_include): Use handle_missing_header.
487 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
489 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
490 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
492 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
494 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
495 unless anti_dependence says they are.
496 * alias.c (objects_must_conflict): If neither has a type specified,
499 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
500 David Billinghurst <David.Billinghurst@riotinto.com>
502 * config/mips/iris5.h: Change WCHAR_TYPE to int.
504 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
506 * i386.md (trunctfdf2_2): Rename missnamed pattern.
507 (*_one_bit): Remove type on the match_operand in attributes.
509 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
511 * i386.c: Commit forgotten hunk in previous patch.
512 (regclass_map): Add extended registers.
513 (dbx_register_map): Add missing frame register.
515 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
517 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
519 * i386.md (x86_sahf_1): Disable for 64bit.
520 (popsi*, pophi*): Likewise.
521 (pushqi, pushhi): Likewise.
522 (movdi, pushdi): Likewise.
523 (zero extend DImode splitter): Likewise.
524 (adddi, minusdi splitter): Likewise.
525 (umulsidi): Likewise.
527 (mulsidi): Disable for 64bit
528 (lshift:DI/ashift:DI): Disable for 64bit.
529 (loop patterns): Likewise.
530 (call_pop, call_value_pop expanders and patterns): Likewise.
531 (prologue_get_pc): Likewise.
533 (fcmovDI pattern and splitter): Likewise.
534 (movdfcc_1_rex64): New.
536 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
538 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
539 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
540 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
541 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
542 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
543 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
544 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
545 (PUSH_ROUNDING): x86_64 rounds to 64bits.
546 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
547 (REGPARM_MAX): Set to 6 for x86_64.
548 (SSE_REGPARM_MAX): Set to 16 for x86_64.
549 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
552 * (patterns that does use upper halves): Update constraints
553 'q' to 'Q' and 'r' to 'R'.
554 (cmpqi_ext_1): Disable for 64bit.
555 (cmpqi_ext_3_insn): Likewise.
556 (movqi_extzv_1): Likewsie.
557 (addqi_ext_1): Liekwsie
558 (testqi_ext_1): Liekwsie
559 (andqi_ext_1): Liekwsie
560 (xorqi_ext_1): Liekwsie
561 (cmpqi_ext_1_rex64): New.
562 (cmpqi_ext_3_insn_rex64): Likewise.
563 (movqi_extzv_1_rex64): Likewsie.
564 (addqi_ext_1_rex64): Liekwsie
565 (testqi_ext_1_rex64): Liekwsie
566 (andqi_ext_1_rex64): Liekwsie
567 (xorqi_ext_1_rex64): Liekwsie
569 2001-03-11 Zack Weinberg <zackw@stanford.edu>
571 * configure.in: Move check for unsigned enumerated bitfields
572 to macro in aclocal.m4. Disable it for now.
573 * configure, config.in: Regenerate.
574 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
575 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
576 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
577 kind above its first use.
579 * config/xm-interix.h, config/alpha/xm-alpha.h,
580 config/i370/xm-linux.h, config/i386/xm-beos.h,
581 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
582 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
583 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
584 Don't define ONLY_INT_FIELDS under any circumstances.
586 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
588 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
589 config/sparc/xm-sysv4.h: Delete - now identical with some
591 * config.gcc (hppa targets): Replace xm-pahpux.h and
592 xm-papro.h with implicit xm-pa.h.
593 (sparc targets): Replace xm-sysv4.h with implicit or explicit
596 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
598 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
599 before reload_cse_noop_set_p.
601 2001-03-11 Zack Weinberg <zackw@stanford.edu>
603 * config.gcc: Where xm-host.h used to include another
604 xm-host.h, list the nested header directly in xm_file. Remove
605 references to deleted files. Can now use sparc/xm-sp64.h for
608 * config/xm-linux.h, config/arm/xm-linux.h,
609 config/i386/xm-dos.h, config/i386/xm-gnu.h,
610 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
611 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
612 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
613 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
616 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
617 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
618 bother to wrap #undef in #ifdef.
619 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
620 Don't include xm-linux.h.
621 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
623 * configure.in: Wrap regexps using [] in changequote block.
624 Use expr : not echo | grep. Simplify regexps.
625 * configure: Regenerate.
627 56 xm-files remain, 22 xm-arch.
629 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
631 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
632 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
633 (local_index, local_rindex): Delete, use strchr/strrchr instead.
634 (copy_object): Fix format specifier vs argument mismatch.
636 * mips-tdump.c: Make local functions static.
637 (rindex): Don't #undef.
638 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
639 (fatal, fancy_abort): Delete.
640 (read_seek): Avoid signed/unsigned compare.
642 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
644 * combine.c (try_combine): Fix error in change to try original
646 (gen_rtx_combine): Do same as gen_rtx for now.
648 2001-03-11 Zack Weinberg <zackw@stanford.edu>
650 * configure.in: AC_SUBST xm_defines.
651 * configure: Regenerate.
652 * Makefile.in: Set DEFINES=$(xm_defines) when building
655 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
657 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
658 (cpp_included, find_include_file): Update.
659 (_cpp_compare_file_date): Make else unconditional.
661 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
663 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
665 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
667 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
668 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
670 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
672 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
673 if it's a record type.
675 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
677 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
678 mingw includes slightly.
680 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
682 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
683 #undef token before poisoning it.
685 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
687 * alpha.c (check_float_value): Use memcpy, not bcopy.
689 * m32r.c (m32r_sched_reorder): Likewise.
691 * vax.c (check_float_value): Likewise.
693 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
695 * toplev.c (file_name_nondirectory): Remove.
696 * toplev.h: Similarly.
697 * dwarf2out.c (compute_section_prefix): Use lbasename instead
698 of file_name_nondirectory.
700 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
702 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
703 * mips-tfile.c: Don't #undef rindex; not used.
705 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
707 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
708 (dbx64_register_map): Declare.
709 (RETURN_ADDR_RTX): Fix for 64bit.
710 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
711 (INCOMING_FRAME_SP_OFFSET): Set to 8.
712 * i386.c (dbx64_register_map): New global array.
713 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
714 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
717 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
719 * cppfiles.c (search_from): Use lbasename.
720 * mkdeps.c (deps_add_default_target): Use lbasename.
722 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
724 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
725 xcalloc in lieu of malloc, realloc & calloc.
727 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
729 * gengenrtl.c (xmalloc): Likewise.
731 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
732 really_call_* memory allocation routines.
734 * stmt.c (check_for_full_enumeration_handling): Use
735 really_call_calloc, not calloc.
737 * system.h (really_call_malloc, really_call_calloc,
738 really_call_realloc): Define.
739 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
741 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
743 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
745 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
747 * configure: Rebuilt.
748 * configure.in: Only use `lang_requires' for languages athat are
751 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
753 * invoke.texi: Fix typo.
756 2001-03-09 Zack Weinberg <zackw@stanford.edu>
758 * configure.in: Prune nonexistent files from build_xm_file,
759 xm_file, and host_xm_file lists. Warn unless they're
761 Don't generate *config.h here.
762 AC_SUBST all variables needed to generate *config.h.
763 * configure: Regenerate.
764 * mkconfig.sh: New helper script, from code removed from
766 * Makefile.in: Zap all MALLOC variables - no longer used
767 anywhere, and malloc.c doesn't exist.
768 Substitute in variables needed to generate *config.h.
769 Stop lying about the dependencies contained in CONFIG_H and
771 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
772 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
773 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
774 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
775 $(TM_P_H), etc. as appropriate.
777 * config.gcc: Zap references to deleted files.
778 * ggc-none.c: Don't include rtl.h or tm_p.h.
780 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
781 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
782 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
783 config/i386/xm-linux.h, config/i386/xm-linux.h,
784 config/i386/xm-next.h, config/i386/xm-openbsd.h,
785 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
786 Don't include i386/xm-i386.h.
788 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
789 config/i386/xm-i386.h, config/i860/xm-i860.h,
790 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
791 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
792 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
793 Delete (empty except comments, #includes of other deleted
794 files, and macros used nowhere).
796 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
798 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
799 independent on TARGET_FLAGS.
801 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
803 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
805 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
807 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
809 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
810 LAST_REX_SSE_REG): define.
811 (enum reg_class): Add 'LEGACY_REGS'
812 (REG_CLASS_CONTENTS): Likewise; add extended registers.
813 (SSE_REGNO_P): Recognize extended registers.
814 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
815 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
816 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
817 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
818 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
819 REG_OK_FOR_STRREG_P): Remove.
820 (HI_REGISTER_NAMES): Add extended registers.
821 (ADDITIONAL_REGISTER_NAMES): Likewise.
822 (QI_REGISTER_NAMES): Add 8bit extended registers.
823 (DEBUG_REG): Support extended registers.
824 * i386.c (regclass_map): Add extended registers.
825 (dbx_register-map): Likewise.
826 (svr4_dbx_register_map): Likewise.
827 (print_reg): Support extended registers.
828 (print_operand): Support 64bit operands.
830 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
832 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
833 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
834 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
835 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
836 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
837 STACK_BOUNDARY): Set properly for 64bits.
838 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
839 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
840 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
841 (MOVE_MAX): Set to 16.
842 (MOVE_MAX_PIECES): 8 for 64bit.
843 (Pmode): Set to SImode.
845 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
847 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
849 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
851 * i386.h (mask_64bit): New constant.
852 (target_64bit): New macro.
853 (target_options): Add '64'/'32'
854 (target_default): Define.
855 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
856 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
857 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
859 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
861 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
863 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
865 * rtlanal.c (rtx_varies_p): Check operand 0 of a
866 LO_SUM unless for_alias is set.
868 2001-03-08 Stan Shebs <shebs@apple.com>
870 * objc/objc-act.c: Fix old typos in comments, add comments for
872 (hash_init): Fix file name in error message.
874 (hash_add_attr): Ditto.
875 (continue_class): Ditto.
877 2001-03-08 Bruce Korb <bkorb@gnu.org>
879 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
880 wait4() can receive the signal.
882 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
884 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
886 * fixinc/fixincl.x: Regenerate.
888 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
890 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
892 * fixinc/fixincl.x: Regenerate.
894 2001-03-08 Richard Henderson <rth@redhat.com>
896 * configure.in (HAVE_AS_LEB128): New assembler check.
897 * configure, config.in: Rebuilt.
899 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
901 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
904 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
906 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
907 references to the MAXPATHLEN macro.
909 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
910 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
913 * config/i386/xm-gnu.h, config/xm-gnu.h,
914 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
915 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
916 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
919 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
920 doing so in various xm-*.h files.
922 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
924 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
926 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
928 * configure.in (enable_shared): Support per-package shared-library
930 * configure: Rebuilt.
932 2001-03-07 David Edelsohn <edelsohn@gnu.org>
934 * rs6000.md (cr logic): Add original POWER mnemonic alternative
935 for crnot. Set operands[5] in splitter.
937 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
939 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
940 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
941 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
942 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
943 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
944 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
945 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
948 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
949 config/i370/xm-i370.h, config/i386/xm-dgux.h,
950 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
951 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
952 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
953 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
954 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
955 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
956 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
957 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
958 Delete unused and/or empty files.
960 * config.gcc: Define USG in xm_defines as appropriate. Define
961 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
962 macro. Remove deleted xm-* files from $xm_files variable.
964 2001-03-07 Tom Tromey <tromey@redhat.com>
966 * configure: Rebuilt.
967 * configure.in: Allow config-lang.in to set `lang_requires' to list
968 of other required languages.
970 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
972 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
974 (output_prologue): Use xmalloc not oballoc.
975 (output_epilog): Free a29k_first_epilogue_insn when finished.
976 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
978 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
980 * builtins.c (expand_builtin_mathfn): Check
981 flag_unsafe_math_optimizations, not flag_fast_math.
982 (expand_builtin): Likewise
983 * combine.c (combine_simplify_rtx): Likewise.
984 (simplify_if_then_else): Likewise.
985 * cse.c (fold_rtx): Likewise.
986 * flags.h: Remove flag_fast_math. Add
987 flag_unsafe_math_optimizations and flag_trapping_math.
988 * fold-const.c (negate_expr): Check
989 flag_unsafe_math_optimizations, not flag_fast_math.
990 (invert_truthvalue): Likewise.
991 (fold): Likewise. Before associating operands, check that
992 code == MULT_EXPR, not code != MULT_EXPR.
993 * ifcvt.c (noce_try_minmax): Check
994 flag_unsafe_math_optimizations, not flag_fast_math.
995 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
996 * invoke.texi: Document -funsafe-math-optimizations and
997 -fno-trapping-math. Change documentation for -ffast-math.
998 * jump.c (reversed_comparison_code_parts): Likewise.
999 (rtx_equal_for_thread_p): Likewise.
1000 * optabs.c (emit_conditional_move): Likewise.
1001 * simplify-rtx.c (simplify_binary_operation): Likewise.
1002 (simplify_relational_operation): Likewise.
1003 (simplify_ternary_operation): Likewise.
1004 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
1005 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
1006 Add trapping-math and unsafe-math-optimizations entries to f_options.
1007 (set_fast_math_flags): New, sets flags for -ffast-math.
1008 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
1009 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
1010 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
1012 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
1013 (alpha_emit_conditional_move): Initialize local_fast_math to
1014 flag_unsafe_math_optimizations, not flat_fast_math.
1015 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
1016 instead of setting flag_fast_math to 1.
1017 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
1019 * config/i386/i386.c (override_options): Likewise
1020 * config/i386/i386.md: Likewise.
1021 * config/m68k/m68k.md: Likewise.
1022 * config/mips/mips.md: Likewise.
1023 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
1024 (rs6000_generate_compare): Likewise.
1026 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1028 * Makefile.in: Set RANLIB to @RANLIB@.
1031 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1033 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1034 * fixinc/fixincl.x: Regenerated.
1036 2001-03-07 Richard Henderson <rth@redhat.com>
1038 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1040 2001-03-07 Richard Henderson <rth@redhat.com>
1042 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
1043 of block notes and exception handling notes.
1045 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
1046 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
1047 (compile_file): ... here.
1049 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1051 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
1053 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
1054 config.h now. Include libiberty.h to handle alloca.
1056 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1058 * c-parse.in (yylexname): New function, split out of _yylex.
1059 (objc_rid_sans_at): New table.
1060 (init_reswords): Initialize it.
1061 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1062 retrieving the next token and checking it for significance as
1063 an ObjC keyword or string constant.
1065 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1066 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1068 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1071 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1073 * config/m68k/m68k.c (const_uint32_operand): Accept any
1074 const_int on a 32-bit host.
1076 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1078 * objc/objc-act.c (init_objc): Set save_lang_status,
1079 restore_lang_status, and mark_lang_status.
1081 2001-03-06 Krister Walfridsson <cato@df.lth.se>
1083 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
1085 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1087 * cppinternals.texi: Update.
1089 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1091 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1092 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
1093 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
1094 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
1095 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
1096 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1097 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
1098 config/i386/xm-i386.h, config/i860/xm-i860.h,
1099 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1100 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
1101 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1102 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1103 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1104 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1105 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
1106 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1107 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
1108 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1109 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1110 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
1111 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
1112 match the defaults provided in hwint.h.
1114 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1115 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
1117 * config.gcc (xm_file): Don't set to files which are deleted.
1119 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
1120 guard this file against these macros being undefined.
1122 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1124 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1125 and DECL_DEFER_OUTPUT on the decl we create, before calling
1126 rest_of_decl_compilation.
1128 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1130 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1132 * configure, config.in: Regenerate.
1133 * config.gcc: Remove references to deleted files.
1135 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1136 genrecog.c, rtl.c: Do not use alloca anywhere.
1138 * Makefile.in, build-make, system.h, config/x-interix,
1139 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1140 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1141 config/arc/xm-arc.h, config/arm/xm-arm.h,
1142 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1143 config/h8300/xm-h8300.h, config/i370/x-oe,
1144 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1145 config/i386/x-ncr3000, config/i386/x-sco5,
1146 config/i386/xm-dgux.h, config/i860/x-sysv4,
1147 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1148 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1149 config/m68k/x-hp320g, config/m69k/x-mot3300,
1150 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1151 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1152 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1153 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1154 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1155 config/mips/x-iris, config/mips/x-iris3,
1156 config/mips/x-sni-svr4, config/mips/x-sysv,
1157 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1158 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1159 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1160 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1161 config/pa/xm-papro.h, config/romp/xm-romp.h,
1162 config/rs6000/x-aix31, config/rs6000/x-aix41,
1163 config/rs6000/x-beos, config/rs6000/x-lynx,
1164 config/rs6000/x-mach, config/rs6000/x-rs6000,
1165 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1166 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1167 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1168 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1169 config/vax/xm-vms.h: Eradicate all references to alloca and
1172 * config/xm-alloca.h, config/clipper/x-clix,
1173 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1174 config/i860/x-sysv3, config/m88k/x-sysv3,
1175 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1176 (contained only alloca related hacks).
1178 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1181 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1183 * invoke.texi: Document __FAST_MATH__.
1185 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1187 * crtstuff.c: Restore include of auto-host.h.
1189 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1191 Put main() in a separate file, so that the language
1192 front-end can use a different main().
1195 * toplev.c: (main): Rename as toplev_main.
1196 * toplev.h: Declare toplev_main.
1197 * Makefile.in (OBJS): add toplev.o.
1198 (BACKEND): remove toplev.o, add main.o.
1200 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1202 * cppfiles.c (search_from): Special case the empty string.
1204 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1206 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1207 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1208 strlen or strcpy; we already know the length.
1209 (_cpp_compare_file_date): Similarly.
1210 * cpphash.h (struct cpp_reader): Delete done_initialising.
1211 (CPP_PREV_BUFFER): Delete.
1212 * cppinit.c (cpp_start_read): Don't set done_initialising.
1213 * cpplex.c (parse_string): Guarantee null-termination.
1214 (_cpp_equiv_toklists): Remove.
1215 * cpplib.c (glue_header_name): Null-terminate.
1216 (do_line): Don't leak memory.
1217 * cpplib.h (BT_WEAK): Delete.
1218 * cppmain.c (cb_ident): Strings are now null-terminated.
1220 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1222 * gcc.c (convert_filename): Append executable suffix
1223 if NO_AUTO_EXE_SUFFIX is not defined.
1224 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1225 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1227 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1229 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1230 * c-parse.gperf, c-gperf.h: Delete.
1231 (c-gperf.h was accidently re-added to the CVS repo in the rev
1232 1.16 commit by tromey)
1234 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1236 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1237 macro arguments when looking for the '('.
1238 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1239 2 when really parsing arguments; 1 when looking for '('.
1240 Always restore the lexer position.
1242 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1244 * longlong.h (umul_ppmm): Don't use a multiline string.
1246 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1248 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1249 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1250 t_bool in declaration because pcc can't combine volatile with typedef
1253 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1255 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1256 until when it is really needed.
1257 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1258 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1259 * i386.md (float?i?f splitter): Don't force source operand to memory
1261 (sse_movdfcc): Fix constraint.
1262 (sse_movdfcc splitter): Handle properly the second alternative.
1264 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1266 * cpplex.c (parse_string): Unconditionally pedwarn.
1268 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1271 * cppexp.c (parse_number): Update.
1272 * cpplex.c (parse_string): Pedwarn if multiline string does not
1273 result from a system header's macro.
1274 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1275 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1276 for function-like macros too.
1277 * c-lex.c (lex_number): Update.
1279 2001-03-03 Richard Henderson <rth@redhat.com>
1281 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1283 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1285 * combine.c (try_combine): If split with mode-changed scratch
1286 register didn't work, try the original mode.
1288 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1290 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1291 * config/c4x/c4x.h: Likewise.
1292 * stor-layout.c (compute_record_mode): Likewise.
1293 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1295 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1297 * configure.in: Kill tm.h. Include the files in the $tm_file
1298 list in all three of config.h, hconfig.h, tconfig.h, after the
1299 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1300 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1301 * configure: Regenerate.
1302 * Makefile.in (clean): Don't delete tm.h.
1304 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1305 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1306 those are not defined, set SEC and FEC to 0 and 1.
1307 * gcc.texi: Update to match.
1309 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1310 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1311 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1312 Include tconfig.h, not tm.h.
1314 * config/xm-lynx.h, config/xm-std32.h,
1315 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1316 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1317 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1318 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1319 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1320 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1321 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1322 config/i386/xm-i386.h, config/i860/xm-i860.h,
1323 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1324 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1325 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1326 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1327 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1328 config/pa/xm-linux.h, config/pa/xm-pa.h,
1329 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1330 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
1331 config/pj/xm-pj.h, config/romp/xm-romp.h,
1332 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1333 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1334 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1335 config/v850/xm-v850.h, config/vax/xm-vax.h,
1336 config/we32k/xm-we32k.h:
1338 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
1340 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
1341 config/i370/xm-oe.h: Don't include tm.h. Don't define
1343 * config/vax/xm-vms.h: Don't include tm.h.
1345 * config/xm-lynx.h, config/avr/xm-avr.h,
1346 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
1347 Delete; made empty by above changes.
1348 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1349 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
1350 Don't include config/xm-lynx.h or tm.h.
1352 * config/xm-gnu.h: Don't include fcntl.h.
1353 * config/sparc/xm-lynx.h: Don't include sys/types.h and
1355 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
1357 2001-03-02 Richard Henderson <rth@redhat.com>
1359 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
1360 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
1362 2001-03-02 Richard Henderson <rth@redhat.com>
1364 * Makefile.in (OBJS): Add dwarf2asm.o.
1365 * dwarf2asm.c, dwarf2asm.h: New files.
1366 * dwarf2out.c (*): Use them.
1367 (size_of_uleb128, size_of_sleb128): Remove.
1368 (output_uleb128, output_sleb128): Remove.
1369 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1370 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1371 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1372 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1373 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1374 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1375 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1376 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1377 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1378 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1379 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1380 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1381 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1382 (dwarf2out_frame_debug): Remove unused variables.
1383 (output_loc_operands): Don't abort on 8 byte constants if
1384 host integers are wide enough.
1385 (output_symbolic_ref): Remove.
1386 (size_of_die): Don't assume 4 byte host integers.
1387 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1389 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1390 something stupid with HOST_WIDE_INT to long truncation.
1391 [CONST_DOUBLE]: Likewise.
1393 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1394 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1395 * config/arm/unknown-elf.h: Likewise.
1396 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1397 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1398 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1399 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1400 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1401 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1402 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1403 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1404 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1405 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1406 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1407 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1409 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1411 * cselib.c (hash_rtx): Cast enums to unsigned int.
1413 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1415 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1416 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
1418 * c-format.c (C_STD_VER): Cast to int for comparisons.
1419 (check_function_format): Cast various enums to int for &.
1420 (maybe_read_dollar_number): Likewise.
1421 (check_format_info): Likewise.
1422 (check_format_info_main): Likewise.
1423 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1424 (safe_from_p): Likewise.
1425 * varasm.c (const_hash): Cast enum to int for %.
1426 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1427 pcc enum problems with < and ++ operators.
1428 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1429 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1430 (regclass_init): Change enum class to int to iterate over reg_classes.
1431 * genrecog.c (merge_trees): Cast enums for comparison.
1432 * rtl.h (GET_CODE): Cast to enum rtx_code.
1433 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1434 (GET_MODE): Cast to enum machine_mode.
1435 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1436 (GET_NOTE_INSN_NAME): Cast enum to int.
1437 * tree.h (TREE_CODE): Cast to enum tree_code.
1438 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1439 * timevar.c (timevar_print): Change loop variable id from enum to
1441 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1442 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1443 * toplev.c (compile_file): Cast enum DFI to int.
1444 (decode_d_option): Likewise.
1446 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1448 * cppinit.c (append_include_chain): Mark "after" include file name list
1449 as a system directory.
1450 * cpp.texi: Document new behavior.
1452 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
1454 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
1456 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
1458 * cppfiles.c (struct include_file): Update.
1459 (stack_include_file): Use search_from.
1460 (cpp_included, find_include_file): Update.
1461 (cpp_execute_include): Update. ptr->name may not be
1462 null terminated. Use the new search_from member variable
1464 (_cpp_compare_file_date): Similarly.
1465 (search_from): New function, similiar to actual_directory.
1466 (actual_directory): Delete.
1467 (remap_filename): Update. loc->name may not be null terminated.
1468 (struct file_name_list): Rename search_path. Update.
1469 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
1470 search_from and dir.
1471 (struct cpp_reader): Remove actual_dirs.
1472 * cppinit.c (struct cpp_pending): Update for renamed objects.
1473 (append_include_chain, remove_dup_dir, remove_dup_dirs,
1474 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
1475 * cpplib.h (struct cpp_options): Similarly.
1477 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1479 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1480 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1481 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1482 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1483 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1484 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1485 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1486 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1487 config/i370/xm-oe.h, config/i386/xm-aix.h,
1488 config/i386/xm-i386.h, config/i386/xm-osf.h,
1489 config/i860/xm-i860.h, config/i960/xm-i960.h,
1490 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1491 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1492 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1493 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1494 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1495 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1496 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1497 config/pj/xm-pj.h, config/romp/xm-romp.h,
1498 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1499 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1500 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1501 config/v850/xm-v850.h, config/vax/xm-vax.h,
1502 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1503 Do not define TRUE or FALSE.
1505 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1506 empty by above change.
1507 * config.gcc: Remove references to these files.
1509 * configure.in: Detect stdbool.h.
1510 * configure, config.in: Regenerate.
1511 * system.h: Include stddef.h here if available.
1512 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
1513 Then set up a sensible boolean type at the very end.
1515 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1516 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
1518 * hash.h: Delete 'boolean' typedef and related #undefs.
1520 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
1521 all uses of 'boolean' with 'bool'.
1523 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1525 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
1526 * cppexp.c (lex): Cast enums for comparison.
1527 * cppinit.c (parse_option): Cast enum for comparison.
1528 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
1529 (cpp_output_token): Likewise.
1530 (cpp_can_paste): Cast enums for comparsion and plus/minus.
1531 (cpp_avoid_paste): Cast enums for minus and comparison.
1533 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1535 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
1536 field to all array elements.
1538 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1540 * cpphash.h (struct cpp_reader): Add print_version field.
1541 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
1542 just set print_version and other flags as appropriate.
1543 (cpp_post_options): Print version here if print_version is set.
1545 * toplev.c (exit_after_options): New flag.
1546 (independent_decode_option): Don't exit here; just set
1548 (main): Exit after calling lang_hooks.post_options if
1549 exit_after_options is true.
1551 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
1552 (merge_include_chains): Adjust comment to match code.
1554 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1556 * stringpool.c (set_identifier): New function.
1557 * tree.h: Prototype it.
1559 * c-parse.in: Kill D_YES. If compiled for objc, call
1560 save_and_forget_protocol_qualifiers from init_reswords.
1561 * objc/objc-act.c (remember_protocol_qualifiers,
1562 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
1563 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
1565 (save_and_forget_protocol_qualifiers): New function.
1566 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
1568 2001-03-01 Diego Novillo <dnovillo@redhat.com>
1570 * c-semantics.c (prune_unused_decls): Return error_mark_node
1571 instead of (tree) 1 to stop traversing the tree chain.
1573 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1575 Fix a problem introduced by Kenner's Feb 18 change.
1576 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
1577 flag_cse_skip_blocks only temporarily, not for ever.
1579 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
1581 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
1582 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
1584 * pa.c (emit_move_sequence): Verify operand0 is a hard register
1585 before determining its register class.
1587 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1589 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
1590 from reg 4 if current_function_calls_setjmp.
1591 (gen_nop_type): New function.
1592 (ia64_emit_nops): New function.
1593 (ia64_reorg): Call it.
1594 (ia64_sched_reorder): Move code that rotates bundles up a bit.
1596 * reload1.c (eliminate_regs_in_insn): Restrict the special case
1597 code not to try to optimize adds with anything but a REG destination.
1599 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
1600 (INSN_PRIORITY_KNOWN): New accessor macro.
1601 * haifa-sched.c (priority): Use it instead of testing priority against
1604 2001-02-28 DJ Delorie <dj@redhat.com>
1606 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
1607 since that doesn't work the way gcc wants on a generic m68k.
1609 2001-02-28 Richard Henderson <rth@redhat.com>
1611 * caller-save.c (save_call_clobbered_regs): Fix typo in
1612 comparison last change.
1614 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
1616 * i386.c (pentium4_cost): New.
1617 (m_PENT4): New macro.
1618 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
1619 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
1620 x86_integer_DFmode_moves, x86_partial_reg_dependency,
1621 x86_memory_mismatch_stall): Add Pentium4
1622 (x86_use_q_reg, x86_use_any_reg): Kill.
1623 (override_options): Add pentium4.
1624 (incdec_operand): Return 0 for pentium4.
1625 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
1626 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
1627 (TARGET_PENTIUM4): Define.
1628 (enum processor_type): Add PROCESSOR_PENTIUM4.
1629 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
1630 * i386.md (attribute "cpu"): Add pentium4.
1631 * invoke.texi (march): Add pentium4.
1633 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
1635 * i386.md (sse_mov?fcc*): New patterns and splitters.
1636 * i386.c (ix86_expand_movcc): Work post-reload; recognize
1637 the SSE based conditional moves.
1639 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
1641 * i386.md (attribute mode): Add "TI".
1642 (movsf_1): Add pxor support; remove constant propagation splitter.
1643 (movdf_integer): Likewise.
1644 (movdf_nointeger): Likewise.
1645 (movxf constant prop splitter): Handle all modes; update for SSE.
1646 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
1647 * i386.c (standard_80387_constant_p): Rewrite.
1648 (standard_sse_constant_p): New.
1649 * i386-protos.h (standard_sse_constant_p): New.
1651 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
1653 * i386.md (sse_setccsf, sse_setccdf): New.
1654 (sse_cmp* patterns): Use '%D' instead of outputtting condition
1656 * i386.c (sse_comparison_operator): Accept the supported unordered
1657 comparses; be ready for fast_math.
1658 (print_operand): Support 'D'.
1660 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
1662 * jump.c (reversed_comparison_code): Kill.
1664 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
1666 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
1669 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
1671 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
1672 add missing '%' in constraints.
1674 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
1676 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
1677 for HOST_BITS_PER_WIDE_INT == 32 too.
1679 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
1681 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
1683 (insert_save, insert_restore): New parameter save_mode.
1684 (init_caller_save): Update initialization of reg_save_code
1685 and reg_restore_code.
1686 (save_call_clobbered_regs): Compute save_modes and update calls to
1687 reg_save_code and reg_restore_code.
1688 (insert_restore): Unsignetize numbers; use save_modes to choose mode
1689 of spill; update use of reg_restore_code.
1690 (insert_save): Likewise.
1691 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1692 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1693 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1695 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1697 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
1698 noce_try_store_flag_inc, noce_try_store_flag_mask,
1699 noce_try_cmove_arith):
1700 Use reversed_comparison_code instead of reverse_comparison and
1701 can_reverse_comparison_p.
1703 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
1705 * jump.c (reversed_comparison_code_parts): Allow reversal of
1706 unordered compares in -ffast-math mode; reverse ordered compares
1707 for FP even w/o -ffast-math.
1709 2001-02-27 Richard Henderson <rth@redhat.com>
1711 * print-rtl.c (print_rtx) [i]: Don't print field five on
1712 NOTEs other than NOTE_INSN_DELETED_LABEL.
1714 2001-02-27 Zack Weinberg <zackw@stanford.edu>
1716 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
1717 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
1719 2001-02-27 Diego Novillo <dnovillo@redhat.com>
1721 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
1722 even if walk_subtrees is 0.
1723 * c-semantics.c (prune_unused_decls): Return a non-null value to
1724 stop traversing the tree chain.
1726 2001-02-27 DJ Delorie <dj@redhat.com>
1728 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
1729 register, *then* define it as the new CFA.
1731 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
1733 * pa.c (override_options): Promote -fpic to -fPIC.
1734 (legitimize_pic_address): Simplify due to removal of
1735 small PIC as a code generation option.
1736 (secondary_reload_class): Similarly.
1737 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1738 (PRINT_OPERAND_ADDRESS): Similarly.
1739 * pa.md (various patterns): Similarly.
1740 (small pic lo_sum pattern): Remove.
1742 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
1745 * md.texi (min, max): Document
1747 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
1749 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
1750 TARGET_PARTIAL_REG_DEPENDENCY.
1751 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
1753 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
1755 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
1757 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
1759 * mips.c (mips_make_temp_file): Fix thinko in last change.
1761 2001-02-26 Jason Eckhardt <jle@redhat.com>
1763 * combine.c (known_cond): Do not reverse the condition when
1764 SMAX/UMAX is being considered and the condition is for equality
1767 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
1769 2001-02-26 Philip Blundell <philb@gnu.org>
1771 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1773 * config/arm/linux-elf.h: Remove historical relics related to
1774 above configurations.
1775 * config/arm/linux-oldld.h: Delete.
1776 * config/arm/linux-elf26.h: Delete.
1778 2001-02-26 Jason Merrill <jason@redhat.com>
1780 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
1782 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
1783 recognize a tentative definition. Lose obsolete code.
1785 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
1786 variables unless necessary, either.
1788 2001-02-25 Richard Henderson <rth@redhat.com>
1790 * ifcvt.c (struct noce_if_info): Add test_bb.
1791 (noce_get_alt_condition): New.
1792 (noce_try_minmax, noce_try_abs): New.
1793 (noce_operand_ok): New.
1794 (noce_process_if_block): Use them.
1795 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
1797 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
1799 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
1802 2001-02-25 Zack Weinberg <zackw@stanford.edu>
1804 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
1805 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
1807 (mips_asm_file_end): Free temp_filename here.
1809 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1811 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
1812 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
1814 * config/i386/i386.md (movstrsi): Handle FAIL case.
1816 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
1818 * cppinit.c (builtin_array): Update.
1819 (init_builtins): Flag builtins to warn if redefined or
1820 undefined. Define __GXX_WEAK as a normal macro.
1821 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
1822 * cpplib.h (NODE_WARN): New flag.
1823 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
1824 Handle __STDC__ as a builtin only on Solaris.
1825 (warn_of_redefinition): Renamed from check_macro_definition.
1826 Reverse sense of test. Always warn if NODE_WARN.
1827 (_cpp_create_definition): Use warn_of_redefinition. Flag
1828 any macro beginning with "__STDC_" to require a mandatory
1829 warning if redefined or undefined.
1831 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1833 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
1834 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
1835 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
1836 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
1837 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
1838 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
1839 Don't define any of:
1840 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
1841 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
1842 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
1843 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
1844 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
1846 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
1847 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
1850 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
1851 Delete now-empty file.
1853 * alpha/vms.h: Define NEED_ATEXIT here...
1854 * alpha/xm-vms.h: ...not here.
1856 * i386/cygwin.h: Don't define PARAMS.
1857 * mips/mips.c: Don't prototype mktemp. Don't define
1858 P_tmpdir. Use make_temp_file to create temporary files.
1859 Don't be clever and delete temporary files early.
1860 * config.gcc: Drop references to deleted files. Don't define
1862 * gcc.texi: Don't mention USE_PROTOTYPES.
1864 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1866 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
1867 (ix86_set_move_mem_attrs_1): Likewise.
1868 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
1869 * config/i386/i386.md (movstrsi): Call it.
1871 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1873 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
1874 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
1875 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
1876 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
1878 (i750a-*-*): Error here if hosting on i750a.
1879 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
1881 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
1882 Remove (empty modulo comments).
1884 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
1885 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
1886 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
1887 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
1888 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
1889 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
1891 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
1892 Remove reference to winnt.h in comment.
1893 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
1895 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1897 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
1898 used to set another biv.
1900 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1902 * tree.h (BLOCK_DEAD): New macro.
1903 (struct tree_block): New flag, dead_flag.
1904 * print-tree.c (print_node, case 'b'): Print missing fields.
1905 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
1906 * function.c (identify_blocks): Enable test for misplaced notes.
1907 (all_blocks): Skip BLOCK_DEAD blocks.
1908 * integrate.c (integrate_decl_tree): Likewise.
1910 * errors.c (internal_error, trim_filename): New functions.
1911 (fancy_abort): Call internal_error.
1912 * errors.h (internal_error, trim_filename): New declarations.
1914 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
1916 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
1918 (EXTRA_CONSTRAINT): Formatting changes.
1920 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1922 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
1924 2001-02-23 Per Bothner <per@bothner.com>
1926 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
1927 so they can be called from java/jvspec.c.
1928 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
1930 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
1932 * i386.c (ix86_frame): New structure.
1933 (ix86_compute_frame_size): Kill.
1934 (ix86_compute_frame_layout): New.
1935 (ix86_save_reg): New.
1936 (ix86_can_use_return_insn_p): Use frame layout stuff.
1937 (ix86_expand_prologue): Likewise.
1938 (ix86_expand_epilogue): Likewise.
1939 (ix86_initial_elimination_offset): Likewise.
1940 (ix86_nsaved_regs): Use ix86_save_reg.
1941 (ix86_emit_save_regs): Likewise.
1943 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
1945 * flow.c (find_sub_basic_blocks): New function.
1946 (split_block): Be ready for basic block introduced by CODE_LABEL.
1947 (commit_one_edge_insertion): Call find_sub_basic_block.
1949 * flow.c (make_edges): Add edge from entry for blocks starting with
1950 label having ALTERNATE_NAME
1952 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
1954 * function.c (epilogue_done): Be ready for first basic block not
1955 containing PROLOGUE_END note.
1956 (reposition_prologue_and_epilogue_notes): Avoid placing
1957 PROLOGUE_END note between BASIC_BLOCK.
1959 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
1961 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
1963 2001-02-21 DJ Delorie <dj@redhat.com>
1965 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
1966 check for current_function_has_nonlocal_goto from 1999-11-12.
1968 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1970 * diagnostic.c (trim_filename): No longer static.
1971 * toplev.h (trim_filename): Declare.
1972 * rtl.c (rtl_check_failed_bounds): Call internal_error.
1973 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
1974 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
1975 (rtvec_check_failed_bounds): Likewise.
1976 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
1978 * convert.c (convert_to_integer): Don't do unsigned unless result or
1979 both inputs are unsigned.
1981 * fold-const.c (fold_convert): Don't call size_int_type_wide if
1984 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
1986 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
1988 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
1990 * Makefile.in (resource.o): Add params.h dependence.
1991 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
1992 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
1993 * resource.c: Add dependence on params.h.
1994 (current_live_regs): Fix explanatory comment.
1995 (find_basic_block): Add new parameter to permit limiting search
1997 (mark_target_live_regs): Add new argument to find_basic_block call.
1998 (incr_ticks_for_insn): Likewise.
2000 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2002 * diagnostic.c (output_to_stream): Rename to
2003 output_buffer_to_stream. Loses the stream parameter.
2004 (init_output_buffer): Set diagnosic_buffer's stream.
2005 (flush_diagnostic_buffer): Adjust.
2006 (default_print_error_function): Likewise.
2007 (finish_diagnostic): Likewise.
2008 (verbatim): Likewise.
2010 * diagnostic.h (struct output_buffer): Add `stream' field.
2011 (output_buffer_attached_stream): New macro.
2013 2001-02-23 Jakub Jelinek <jakub@redhat.com>
2015 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
2016 check if either operand is divisible by C.
2017 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
2018 If type is signed, consider negative numbers as well.
2020 2001-02-22 Richard Henderson <rth@redhat.com>
2022 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
2023 reach .text instead of gp-relative relocs.
2024 * config/ia64/crtend.asm (.init): Likewise.
2026 2001-02-22 Andreas Jaeger <aj@suse.de>
2028 * extend.texi (C++ Attributes): Fix typo.
2030 2001-02-21 David Mosberger <davidm@hpl.hp.com>
2032 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
2033 functions, drop current_function_args_info.words test.
2034 (ia64_compute_frame_size): Mark syscall_linkage functions as
2035 using eight input registers.
2037 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
2038 Bruce Korb <bkorb@gnu.org>
2040 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
2041 * fixinc/README: Document how to convert sed substitutions
2042 to format style c_fix-es.
2043 * fixinc/fixincl.x: regen
2045 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
2047 * gcc.c: Add comment explaining how to add a command-line option.
2048 Add title to specs language comment.
2050 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2052 * gcc.c (cc1_options): Add "-param".
2053 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2054 (option_map): Likewise.
2055 * toplev.c (display_help): Add entry for "--param".
2056 (independent_decode_option): Fix typographical error.
2058 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
2059 Bernd Schmidt <bernds@redhat.com>
2060 Jan Hubicka <jh@suse.cz>
2062 * i386.c (function_arg_advance): Pass SSE arguments in registers.
2063 (function_arg): Likewise.
2065 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
2067 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
2069 2001-02-21 Kazu Hirata <kazu@hxi.com>
2071 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
2075 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
2077 * flow.c (init_propagate_block_info): Canon address and use single_set
2078 for killing dead memory stores.
2080 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2082 * Makefile.in (reorg.o): Add params.h dependence.
2083 * params.def: Fix typographical error in comment.
2084 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2085 * params.h: Modify introductory comment.
2086 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2087 * reorg.c: Add dependence on params.h.
2088 (redundant_insn): Add parameterized throttle for search.
2089 (fill_simple_delay_slots): Add a comment explaining a variable.
2090 Move conditional out of loop, simplifying code.
2091 (fill_eager_delay_slots): Fix typographical error in comment.
2093 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
2095 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
2097 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
2098 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
2100 2001-02-21 Jason Merrill <jason@redhat.com>
2102 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2103 (struct tree_decl): Add uninlinable bitfield.
2104 * c-decl.c (duplicate_decls): Set it.
2105 * integrate.c (function_cannot_inline_p): Check it.
2107 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2108 DW_AT_MIPS_linkage_name to abstract methods.
2109 (dwarf2out_abstract_function): Emit class context before calling
2110 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2111 (gen_subprogram_die): Remove obsolete code.
2112 (gen_member_die): Don't include clones in the member list.
2113 (gen_decl_die): Emit abstract info for clone origin.
2114 * dwarfout.c (output_type): Don't include clones in the member list.
2115 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2116 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2117 DECL_ABSTRACT on a function that already has it set.
2119 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2120 (get_subprogram_die): Pass it in.
2122 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2124 * flow.c (mark_set_1): Make not_dead unsigned long. For
2125 non-pseudos, use it as a bitmask of the hard regs that
2128 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2130 * cppfiles.c: Update comments.
2131 (_cpp_read_file): Don't check for NULL filenames any more.
2132 * cppinit.c (cpp_start_read): Don't do canonicalization of
2133 in_fname and out_fname. Use the passed file name exclusively.
2134 (_cpp_handle_options): Don't treat "-" as a command line option,
2135 but as a normal filename.
2136 (_cpp_post_options): Canonicalize in_fname and out_fname.
2137 * cppmain.c (printer_init): Don't check out_fname for NULL.
2138 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2139 (init_c_lex): Update, and use "" to represent stdin to CPP.
2142 2001-02-20 Will Cohen <wcohen@redhat.com>
2144 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2145 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2146 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2149 2001-02-20 Stan Shebs <shebs@apple.com>
2151 * config/rs6000/rs6000.c (output_cbranch): Output branches
2152 on separate lines instead of using ';' to separate.
2154 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2156 * cppinit.c (set_lang): Move builtin handling to...
2157 (init_builtins): ...here.
2158 (_cpp_create_reader): Move call to set_lang.
2160 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2162 * stmt.c (expand_return): If an attempt is made to return the
2163 error_mar_node, treat the return like a return without a value.
2165 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2167 * sibcall.c (skip_copy_to_return_value): Call
2168 identify_call_return_value here, and return orig_insn if it
2169 returns zero. Hardret and softret arguments now unnecessary.
2170 (call_ends_block_p): Don't call identify_call_return_value here.
2172 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2174 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2175 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2177 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2179 * pa.c (move_operand): Accept code to load the address of a
2180 symbol out of the DLT as a valid move operand.
2181 (print_operand, case 'A'): New to handle generating a DLT
2182 reference for a LO_SUM expression.
2183 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2184 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2186 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2188 * README, cpp.texi, gcc.texi, version.c: Update version number to
2190 * cpp.1, gcov.1, gcc.1: Regenerate.
2192 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2194 * cppfiles.c (stack_include_file): Generate dependencies
2195 here, and manage include_count here too.
2196 (PRINT_THIS_DEP): Delete.
2197 (_cpp_execute_include): Do not generate dependencies here,
2198 apart from the case of a missing header. Do not manage
2200 (_cpp_read_file): Leave dependency generation to
2203 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2205 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2206 target_cpu_default. Remove dead assignment to
2209 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2211 * regclass.c (contains_reg_of_mode): Make global.
2212 (init_reg_sets): Remove contains_reg_of_mode; take into account
2213 CLASS_MAX_NREGS when looking for the proper mode.
2214 (dump_regclass): Dump only classes considered for the pseudo.
2215 (regclass): Use contains_reg_of_mode.
2217 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2219 * gcc.c (do_spec_1): 'n' for printing notices.
2220 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2222 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2224 * reg-stack.c (next_flags_user): Use current_block->end
2225 (swap_rtx_condition): Look for next user if flags don't die;
2226 give up on CALL_INSNs; use current_block->end.
2228 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2230 * sibcall.c (call_ends_block_p): New function.
2231 (optimize_sibling_and_tail_recursive_call): Use it.
2233 2001-02-18 Kazu Hirata <kazu@hxi.com>
2235 * config/h8300/h8300.md: Update copyright.
2236 (andsi3): Do not output an extra newline character.
2238 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2240 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2241 FNDECL may be unused.
2243 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2244 follow jumps after first run.
2245 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2246 it doesn't change any jumps.
2248 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2250 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2251 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2252 (mostlyclean): Corresponding changes.
2253 * rtlanal.c (hard-reg-set.h): Include.
2254 (rtx_unstable_p): Do not treat the argument pointer specially
2255 if it is not a fixed register.
2256 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2258 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2260 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2261 against last real insn in basic block.
2262 Rework to avoid gotos.
2264 * Makefile.in (gcse.o): Now includes ggc.h.
2265 * gcse.c: Include ggc.h.
2266 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2267 (try_replace_reg): Remove warning of uninitialize variable.
2268 (process_insert_insn): Call invalid_insn_p to validate insn.
2269 * recog.c (insn_invalid_p): Now global.
2270 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2271 * recog.h (insn_invalid_p): New declaration.
2273 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2275 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2276 assignments from FP constants since 'Y' output code can't handle it.
2277 (eligible_for_sibcall_delay): Likewise.
2279 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2280 Call fancy_abort directly, passing args.
2281 (print_rtl_and_abort): Now a macro, like fancy_abort.
2283 * final.c (output_operand_lossage): Use internal_error, not error.
2285 2001-02-18 Shane Nay <shane@agendacomputing.com>
2287 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2288 structure shift insns.
2290 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2292 * invoke.texi (-fsquangle): Remove documentation.
2293 (-fname-mangling-version): Likewise.
2295 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2297 * optabs.c (expand_abs): Remove reference to
2298 HAVE_contitional_arithmetic.
2299 * combine.c (simplify_set): Likewise.
2301 2001-02-18 Richard Henderson <rth@redhat.com>
2303 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2306 2001-02-18 Richard Henderson <rth@redhat.com>
2308 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2310 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2312 * reload1.c (reload_cse_simplify_set): Fix typo.
2314 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2316 * diagnostic.c (_fatal_insn): Decrement errorcount.
2318 * invoke.texi (-I): Add note avoiding use for system header files.
2320 * rtl.h (add_clobbers): Remove duplicate declaration.
2321 * recog.h (added_clobbers_hard_reg_p): New declaration.
2322 * genemit.c (struct clobber_pat): New field has_hard_reg.
2323 (gen_insn): Record if added clobbers clobber hard reg.
2324 (gen_split): Avoid unused warning if number of operands is 0.
2325 (output_added_clobbers_hard_reg_p): New function.
2328 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2330 * pa.c (hppa_expand_prologue): Simplify code storing return
2331 pointer. For large (>=8k) frames with a post_store, adjust stack
2332 pointer by 8k-64 first rather than by 64. When testing with
2333 VAL_14_BITS_P, always use the actual value rather than the value
2334 negated. Add blockage to prevent scheduling of spills before
2335 stack frame has been created.
2336 (hppa_expand_epilogue): Simplify code loading return pointer.
2337 Allow a slightly larger range for merge_sp_adjust_with_load case.
2338 When testing with VAL_14_BITS_P, always use the actual value.
2340 * pa.c (pa_adjust_insn_length): Check that block move
2341 pattern is a set before looking at operands.
2343 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2345 * fold-const.c (fold_binary_op_with_conditional_arg): New
2346 function, split out from ...
2348 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2349 conditional arms that throw exceptions.
2351 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2354 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2356 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2357 define HAVE_DECL_* to 1 to mask potential backup declarations.
2358 * configure: Regenerated.
2360 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2362 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
2364 2001-02-17 Richard Henderson <rth@redhat.com>
2366 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2367 when replacing a memory load with a register.
2369 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2370 Jan Hubicka <jh@suse.cz>
2372 * recog.c (validate_replace_src_1): New.
2373 (validate_replace_src_data): Likewise.
2374 (validate_replace_src): Use note_uses.
2375 * rtl.h (note_uses): Declare.
2376 * rtlanal.c (note_uses): New.
2378 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
2380 * reg-stack.c (stack_def): Make field reg unsigned.
2381 (remove_regno_note): Unsignetize parameter.
2383 2001-02-16 Jes Sorensen <jes@linuxcare.com>
2385 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
2386 shladd_operand() call.
2388 2001-02-16 Bruce Korb <bkorb@gnu.org>
2389 Rodney Brown <RodneyBrown@mynd.com>
2391 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2392 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2393 machine restrictions
2394 * fixinc/fixincl.x: regen
2396 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2398 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
2400 (hash_scan_insn): Clean up calls to hash_scan_set.
2401 (compute_kill_rd): REGNO now unsigned.
2402 (try_replace_reg): Rework to use simplify_replace_rtx.
2403 (cprop_jump, cprop_cc0_jump): Likewise.
2404 (cprop_insn): Call find_reg_equal_equiv_note.
2405 Reflect changes to cprop_jump and cprop_cc0_jump.
2407 * recog.c (validate_replace_src): Replace in operands of
2408 ZERO_EXTRACT in SET_DEST.
2410 * cse.c (new_label_ref): New variable.
2411 (insert): Set it instead of recorded_label_ref.
2412 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
2413 CODE_LABEL for this function, and not already in REG_LABEL note.
2415 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
2417 * resource.c (mark_referenced_resources): Fix typo in introductory
2419 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
2422 2001-02-16 Jason Merrill <jason@redhat.com>
2424 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2426 (gen_subprogram_die): Don't abort on seeing a second definition if
2427 the previous one was abstract. Don't replace an abstract instance
2428 in the lookup table.
2430 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2431 gen_abstract_function.
2432 * dwarf2out.h: Declare it.
2433 * toplev.c (note_outlining_of_inline_function): New fn.
2434 * toplev.h: Declare it.
2435 * integrate.c (output_inline_function): Call it.
2436 * c-decl.c (duplicate_decls): Call it when redefining an extern
2437 inline. Don't inline the new defn.
2439 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2441 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2443 * .gdbinit: Rename to gdbinit.in.
2444 * gdbinit.in: New file,
2445 * configure.in: Generate .gdbinit from gdbinit.in.
2446 * configure: Regenerated.
2447 * Makefile.in (distclean): Always remove .gdbinit.
2449 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2451 * objc/objc-act.c (start_class): Register implemented_classes with
2454 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2456 * cppfiles.c (_cpp_make_system_header): Generate a file
2459 2001-02-15 Jim Meyering <meyering@lucent.com>
2461 * Makefile.in (install-common): Don't depend on installdirs here.
2462 Instead, make each of the lang.install-common targets (e.g.,
2463 c++.install-common in cp/Make-lang.in) depend on it.
2464 (install-driver): Depend on installdirs.
2466 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2468 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2470 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2473 2001-02-15 Mark Mitchell <mark@codesourcery.com>
2475 * invoke.texi (--param): Document.
2477 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
2479 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2481 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
2483 * i386.md (extendsfdf2_2): Fix constraints.
2485 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
2487 * i386.md (fop_df_3 splitter): Fix operand number.
2489 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
2491 * invoke.texi (-mreg-alloc): Nuke.
2492 * i386.c (ix86_reg_alloc_order, regs_allocated,
2493 order_regs_for_local_alloc): Nuke.
2494 (override_options): Kill reg_alloc code.
2495 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
2496 (REG_ALLOC_ORDER): SSE goes before I387.
2497 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
2498 (ix86_reg_alloc_order): Likewise.
2499 * i386-protos.h (ix86_reg_alloc_order): Kill.
2501 2001-02-14 Richard Henderson <rth@redhat.com>
2503 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2505 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
2507 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2509 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
2511 * i386-protos.h (ix86_memory_move_cost): Move offline.
2512 * i386.c (ix86_register_move_cost): Compute properly cost of
2513 SSE, MMX and i387 instructions.
2514 (*_cost): Add costs of SSE/MMX moves.
2515 (ix86_memory_move_cost): Move offline from ....; Likewise.
2516 * i386.h (MEMORY_MOVE_COST): .... here;
2517 (struct processor costs): Add new fields to represent costs
2520 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
2522 * regclass.c (init_reg_sets_1): Reinstall the optimization of
2523 move_cost together with Matt Kraai's fix.
2525 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2527 * Makefile.in (OBJS): Add params.o.
2529 2001-02-14 Richard Henderson <rth@redhat.com>
2530 DJ Delorie <dj@redhat.com>
2532 * jump.c (jump_optimize_1): When we delete a conditional jump
2533 preceeding a non-conditional jump to effectively the same place,
2534 make sure that the combined jump skips any clobber insns between
2537 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2539 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
2541 2001-02-14 Mark Mitchell <mark@codesourcery.com>
2543 * Makefile.in (toplev.o): Depend on params.h.
2544 (intergate.o): Likewise.
2545 (params.o): New target.
2546 * flags.h (inline_max_insns): Remove.
2547 * integrate.c: Include params.h.
2548 Use MAX_INLINE_INSNS instead of inline_max_insns.
2549 * params.c: New file.
2550 * params.h: Likewise.
2551 * params.def: Likewise.
2552 * toplev.c: Include params.h.
2553 (lang_independent_params): New variable.
2554 (decode_f_option): Use the param machinery instead of setting
2556 (independent_decode_option): Handle "--param name=value".
2557 (main): Register language-independent parameters.
2559 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
2561 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
2563 2001-02-14 Richard Henderson <rth@redhat.com>
2565 * regclass.c (init_reg_sets_1): Revert last two changes.
2567 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2569 * stor-layout.c (is_pending_size, put_pending_size): New functions.
2570 (variable_size): Call put_pending_size.
2571 * tree.h (is_pending_size, put_pending_size): Add prototypes.
2572 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
2573 sizes list, put newly created SAVE_EXPR there as well.
2575 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2577 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
2578 (errata_find_address_regs): load_group has only 2 entries.
2579 (errata_emit_nops): Likewise. shladd is not problematic.
2580 Clear last_group if nop was emitted.
2581 (fixup_errata): load_group has only 2 entries.
2584 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
2586 * c-lex.c (lex_number): Only warn traditionally for U suffix
2587 outside system macros.
2588 * cppexp.c (parse_number): Similarly.
2589 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
2590 * cppmacro.c (struct cpp_macro): New member node.
2591 (parse_args): Only warn about missing rest args if not
2593 (funlike_invocation_p): Similarly for uninvoked funlike macros.
2594 (cpp_sys_objmacro_p): New.
2595 (_cpp_create_definition): Store the node with the macro defn.
2596 Remember if the macro is defined in a system header.
2598 2001-02-13 DJ Delorie <dj@redhat.com>
2600 * configure.in (check_languages): determine languages to check
2601 * Makefile.in (check-c++): alias for check-g++
2602 (check-f77): alias for check-g77
2603 (CHECK_TARGETS): depend on configured languages
2605 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
2607 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2608 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2609 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2610 (sqrtextendsfdf2): Disable for SSE2.
2612 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2614 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2615 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2616 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2617 (sqrtextendsfdf2): Disable for SSE2.
2619 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
2621 * i386.md (movsfcc_1): Support integer cmove instruction.
2622 (movdfcc_1): Likewise; new splitter.
2624 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
2626 * i386.c (output_fp_compare): Support SSE.
2627 (prepare_fp_compare_args): SSE comparisons always support memory.
2628 * i386.h (TARGET_CMOVE): SSE imply cmove.
2629 * i386.md (cmp?f2): Enable for SSE too.
2630 (cmpfp_i*): Support SSE.
2632 (cmpfp_i_sse_only): New.
2633 (s*, b* fp expanters): Enable for SSE too.
2634 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
2637 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
2639 * regclass.c (init_reg_sets_1): Silence warning.
2641 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
2643 * i386.md (sqrt?f2): Change to expander.
2644 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
2646 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2648 * rtlanal.c (find_reg_equal_equiv_note): New function.
2649 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
2650 (simplify_gen_relational, simplify_replace_rtx): Likewise.
2651 * rtl.h: Add declarations for above functions.
2653 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
2655 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
2657 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
2658 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
2659 * flow.c (mark_regs_live_at_end): Likewise.
2660 (calculate_global_regs_live): Likewise.
2661 * gcse.c (compute_hash_table): Likewise.
2662 (compute_kill_rd): Likewise.
2663 * resource.c (mark_target_live_regs): Likewise.
2664 * rtl.h (INVALID_REGNUM): New macro.
2666 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
2668 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
2670 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
2672 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
2675 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
2677 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
2679 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
2680 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
2681 (fop_sf_1_sse, fop_df_1_sse): New patterns
2682 (fop_*): Disable float_extend and float patterns for SSE compilation.
2683 * i386.c (output_387_binary_op): Support SSE.
2685 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
2687 * i386.md (dummy_extendsfdf2): Support SSE2
2688 (extendsfdf2): Enable if 80387 or SSE2.
2689 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
2690 and no MIX_I387_SSE2
2691 (extendsfdf2_1_sse_only): New pattern.
2692 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
2694 (truncdfsf2_1): Support SSE.
2695 (truncdfsf2_2): Support SSE.
2696 (truncdfsf2_2_1_sse): New pattern.
2697 (fixtruncsfsi2): Always use SSE if available.
2698 (fix_truncsfsi_sse): New pattern.
2699 (fix_truncdfsi_sse): New pattern.
2700 (floatsis?f2): Support SSE.
2701 (floatsidf2_i387): New pattern.
2702 (floatsidf2_sse): Likewise.
2704 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2706 * configure.in: Use "have_gnat" variable, not "gnat".
2707 * configure: Regenerated.
2709 * config/sparc/sparc.c (function_value): Treat all non-record
2710 aggregate types like used to treat UNION_TYPE.
2712 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
2714 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
2715 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
2717 (MASK_MIX_SSE_I387): New.
2718 (TARGET_SSE): SSE2 imply SSE.
2719 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
2720 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
2721 (enum reg_class): Add new classes.
2722 (REG_CLASS_NAMES): Likewise.
2723 (REG_CLASS_CONTENTS): Likewise.
2724 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
2725 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
2726 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
2727 (CLASS_MAX_NREGS): Use new macros.
2728 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
2729 * i386.md (pushsf, movsf): Support SSE.
2730 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
2731 splitters to use ANY_FP_REGNO_P.
2732 (movdf_nointeger, movdf_integer): Likewise.
2734 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2736 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2737 (try_combine): Use it.
2739 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
2741 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
2742 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
2743 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
2744 (REGISTER_MOVE_COST): Likewise.
2745 * i386-protos.h (ix86_secondary_memory_needed,
2746 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
2747 * i386.c (ix86_secondary_memory_needed,
2748 ix86_preferred_reload_class, ix86_register_move_cost): New function.
2750 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
2752 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
2753 (HARD_REGNO_MODE_OK): Move offline to ....
2754 * i386.c (ix86_hard_regno_mode_ok) ... here;
2755 refuse all incorrect modes.
2756 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
2758 2001-02-13 Richard Henderson <rth@redhat.com>
2760 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2761 entire operator; replicate that and match_dup the operands.
2762 (cmp_ccx_arith_op_set): Likewise.
2763 (cmp_cc_arith_op_not_set): Likewise.
2764 (cmp_ccx_arith_op_not_set): Likewise.
2766 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2768 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
2770 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2772 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
2773 (TARGET_NO_BITFIELD_WORD): New macro.
2774 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
2775 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
2777 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2779 * cselib.c: New file, from simplify-rtx.c.
2780 * simplify-rtx.c: Remove cselib parts.
2781 * Makefile.in: Add cselib.o.
2783 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2785 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2786 (setup_incoming_varargs): Remove warning.
2788 * config/rs6000/rs6000.c (validate_condition_mode): When
2789 flag_fast_math, allow floating-point conditionals to be reversed.
2790 (rs6000_generate_compare): When flag_fast_math, don't generate
2791 cror operations for FP conditionals.
2793 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
2795 (ASM_SPEC): Likewise.
2796 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
2797 (CC1_SPEC): Likewise.
2798 (LINK_TARGET_SPEC): Likewise.
2799 (CPP_ENDIAN_SPEC): Likewise.
2800 * Makefile.in (check-consistency): New target.
2802 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
2804 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
2805 "return type defaults" warning for functions with return type
2807 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
2808 function declarations by default rather than only when pedantic.
2810 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
2812 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
2815 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2817 * extend.texi (Deprecated): Deprecate new initializer lists.
2819 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2821 * mkdeps.c (deps_add_default_target): Robustify. Add
2822 basename component only.
2823 * cpp.texi (-M): Describe how default target is generated.
2824 * invoke.texi (-M): Likewise.
2826 2001-02-12 Kazu Hirata <kazu@hxi.com>
2828 * toplev.c (push_float_handler): Remove.
2829 (pop_float_handler): Remove.
2830 * toplev.h: Remove prototypes for the above functions.
2832 2001-02-12 Jakub Jelinek <jakub@redhat.com>
2834 * c-common.c (constant_fits_type_p): New function.
2835 (convert_and_check): Use it.
2837 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2839 * Makefile.in (GXX_ABI_FLAG): Don't define.
2840 * configure.in (--enable-new-gxx-abi): Remove option.
2841 * config.in: Regenerated.
2842 * configure: Likewise.
2844 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
2846 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
2848 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
2849 regular basic block, and arrange for all edges into it to switch
2852 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2854 * Makefile.in (distclean): Do not remove .gdbinit.
2856 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2858 * Makefile.in (gcc.o): Fix typos.
2859 (protize.o): Likewise.
2860 (unprotoize.o): Likewise.
2862 2001-02-11 Richard Henderson <rth@redhat.com>
2864 * tree.c (build1): Check for null operand in last change.
2866 2001-02-11 Richard Henderson <rth@redhat.com>
2868 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
2869 (fold): Don't assume a constant isn't foldable.
2870 * tree.c (build): Set TREE_CONSTANT for an expression with no
2871 side-effects and constant operands.
2874 2001-02-10 Richard Henderson <rth@redhat.com>
2876 * jump.c (squeeze_notes): Revert 2000-05-12 change.
2878 2001-02-10 Anthony Green <green@redhat.com>
2880 * cpp.texi (Standard Predefined): Add documentation for
2883 * c-common.c (combine_strings): Improve warning message.
2885 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
2887 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
2889 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
2891 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
2893 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
2896 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2898 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
2901 2001-02-09 Nick Clifton <nickc@redhat.com>
2903 * config/arm/arm.md: Change output contraint on post inc
2904 load/store multiple patterns to be a read/write contraint.
2906 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
2908 * gcc.c (cpp_options): Delete .d files on error. Don't delete
2909 .o files when using the -M options.
2911 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2912 David Edelsohn <edelsohn@gnu.org>
2914 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
2915 handle DImode constants. Use one TOC entry for SImode and smaller
2916 constants, aligned properly.
2918 2001-02-08 Jason Merrill <jason@redhat.com>
2920 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
2921 about the SP adjustment for saving the static chain pointer.
2922 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
2923 offset when setting a temporary CFA register.
2925 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
2927 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
2928 powerpc-*-chorusos* .
2929 * config/rs6000/chorus.h : New file.
2930 * config/i386/chorus.h : New file.
2931 * config/sparc/chorus.h : New file.
2932 * config/sparc/t-chorus-elf : New file.
2934 2001-02-08 David Edelsohn <edelsohn@gnu.org>
2936 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
2937 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
2938 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
2939 (__WCHAR_TYPE__): Correct macro name.
2941 2001-02-08 Richard Henderson <rth@redhat.com>
2943 * config/i386/i386.c (ix86_frame_pointer_required): New.
2944 (ix86_setup_frame_addresses): New.
2945 (struct machine_funciton): Add accesses_prev_frame.
2946 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
2947 ix86_frame_pointer_required.
2948 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
2949 (SETUP_FRAME_ADDRESSES): New.
2950 * config/i386/i386-protos.h: Update.
2951 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
2952 from FRAME_POINTER_REQUIRED.
2953 * config/i386/svr3gas.h: Likewise.
2954 * config/i386/sysv3.h: Likewise.
2955 * config/i386/v3gas.h: Likewise.
2957 2001-02-08 Richard Henderson <rth@redhat.com>
2959 * config/sparc/sparc.c (function_arg_record_value_3): Fix
2960 calculation of the number of integer registers required.
2961 (function_arg_record_value): Likewise.
2963 2001-02-08 Jason Merrill <jason@redhat.com>
2965 * diagnostic.c (internal_error): Say "confused" after 1 error, not
2966 two. Print file and line with "confused" message.
2968 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
2970 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2972 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
2974 2001-02-08 Bernd Schmidt <bernds@redhat.com>
2976 * final.c (cleanup_subreg_operands): The address of a MEM can
2979 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
2982 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
2984 * gcc.texi (Incompatibilities): Update documentation of
2985 preprocessing numbers.
2987 2001-02-07 Jakub Jelinek <jakub@redhat.com>
2989 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
2991 2001-02-07 Mark Mitchell <mark@codesourcery.com>
2993 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
2995 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
2996 * gcc.c (struct compiler): Add cpp_spec field.
2997 (input_file_compiler): New variable.
2998 (do_spec_1): Allow a particular compiler to handle `%C'
3000 (main): Store the current compiler in input_file_compiler.
3001 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
3003 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
3005 * cpphash.h (struct spec_nodes): Add n_true and n_false.
3006 * cppinit.c (cpp_create_reader): Initialize them.
3007 (append_include_chain): cxx_aware arg might be unused.
3008 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
3009 keywords and give them their phase 7 meaning. Pedwarn about
3010 this unless '__bool_true_false_are_defined' is defined.
3012 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3014 * lcm.c (optimize_mode_switching): Emit mode_set before the
3015 JUMP_INSN of an abnormal edge.
3017 2001-02-07 Bernd Schmidt <bernds@redhat.com>
3019 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
3020 a scheduling barrier at the end.
3022 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
3024 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3026 * config/sh/sh.md (reload_outsf): Removed.
3027 (movsf_ie): Introduce constraints for FPUL loads and stores.
3028 (reload_insf): Broaden the output constraint.
3030 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
3032 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3033 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
3035 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
3037 * final.c: Revert my previous changes.
3038 * output.h: Make profile_label_no extern.
3039 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
3040 for generating label.
3042 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
3044 * config/i386/djgpp.h: Add comments about standard paths.
3045 (MD_EXEC_PREFIX): Undefine before defining.
3046 (MD_STARTFILE_PREFIX): New.
3048 2001-01-30 Bruce Korb <bkorb@gnu.org>
3050 fixinc/fixincl.c(process): Emit error message only if appropriate :)
3051 (load_file): do not rely on load_file_data() to close file pointer
3052 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
3053 fixinc/inclhack.def(irix_limits_const): add test_text
3055 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3057 * cppexp.c (parse_defined): Improve diagnostics for invalid
3060 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3062 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
3064 2001-02-06 Mark Mitchell <mark@codesourcery.com>
3066 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
3067 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
3068 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
3069 (rs6000_output_symbol_ref): New function.
3070 (output_toc): Use VTABLE_NAME_P.
3072 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3074 * print-tree.c (print_node, case PARM_DECL):
3075 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
3077 * stor-layout.c (reference_types_internal): New variable.
3078 (internal_reference_types): New function.
3079 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
3080 * tree.h (internal_reference_types): New declaration.
3082 * cse.c (find_best_addr): Fix typo in computing cost.
3084 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3086 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
3087 and this is the sum of a pointer and a constant, we know the result
3089 (num_sign_bit_copies, case PLUS): Likewise.
3090 * explow.c (convert_memory_address): Remove opposite SUBREG.
3091 * function.c (instantiate_new_reg): New function (from common code).
3092 (instantiate_virtual_regs_1): Call it.
3093 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
3094 if pointers sign- or zero-extend.
3095 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
3096 If pointers extend unsigned, use inside of SUBREG.
3097 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
3099 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
3101 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
3102 subdir of gcc_gxx_include_dir.
3103 (gcc_gxx_target_include_dir): Remove.
3105 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
3107 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
3108 (dwarf2out_frame_debug_expr): Revise introductory comments to add
3109 a high-level description.
3111 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
3113 * final.c: Move the declaration of profile_label_no to ...
3114 * output.h: ... here.
3115 * function.c (expand_function_start): Call PROFILE_HOOK.
3116 * config/rs6000/aix.h: Define PROFILE_HOOK.
3117 * config/rs6000/rs6000-protos.h: output_profile_hook new.
3118 * config/rs6000/rs6000.c (output_profile_hook): Define.
3119 (output_prolog): Do nothing for ABI_AIX as it is taken care by
3120 output_profile_hook.
3121 tm.texi : Explain new macro PROFILE_HOOK.
3123 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3125 * extend.texi (Extended Asm): Do not say that semicolon is always
3126 a valid line-breaking character for GNU assemblers. Use
3127 newline-tab as the most commonly supported syntax. Use
3128 newline-tab rather than semicolon in multi-insn examples.
3130 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3132 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3134 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3135 David Edelsohn <edelsohn@gnu.org>
3137 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3138 code for AIX, even without flag_pic.
3140 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3142 * c-typeck.c (common_type): push and pop binding level around
3143 calling common_type on function parameters.
3145 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3147 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3149 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3151 * config/mips/mips.c (override_options): Fix typo in last change.
3152 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3153 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3155 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3157 * invoke.texi (-fdump-class-layout): Document.
3158 (-fdump-translation-unit): Use `=' as filename separator.
3160 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3162 * Makefile.in (s-mlib): Don't build multilibs if
3164 (DRIVER_DEFINES): Adjust accordingly.
3166 (protoize.o): Likewise.
3167 (unprotoize.o): Likewise.
3168 * configure.in: Recognize --enable-multilib.
3170 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3172 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3174 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3175 * configure.in: Remove --enable-libstdcxx_v3 support.
3176 * configure: Regenerated.
3178 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3180 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3181 Call abort instead of fatal.
3182 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3183 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3184 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3185 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3186 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3187 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3189 * diagnostic.h (set_internal_error_function): Renamed.
3190 * toplev.h (internal_error): Renamed from fatal.
3191 (pfatal_with_name): Deleted.
3192 (fatal_io_error): Now has printf-style arguments.
3193 * diagnostic.c (pfatal_with_name): Deleted.
3194 (fatal_io_error): Rework to have args in printf-style.
3195 (set_internal_error_function): Renamed from set_fatal_function.
3196 (internal_error): Renamed from fatal.
3197 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3198 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3199 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3200 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3201 * flow.c (verify_flow_info): Likewise.
3202 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3203 * config/mips/mips.c (save_restore_insns): Likewise.
3205 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3206 * flow.c (verify_flow_info): Likewise.
3207 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3208 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3209 (avr_normalize_condition): Likewise.
3210 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3211 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3212 (limit_reload_class, double_reg_to_memory): Likewise.
3213 (print_operand_address, emit_1600_code_shift): Likewise.
3214 (gen_tst_reg, gen_compare_reg): Likewise.
3215 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3216 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3218 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3220 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3221 * objc/objc-act.c (build_ivar_chain): Likewise.
3222 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3224 * graph.c (clean_graph_dump_file): Likewise.
3225 * profile.c (init_branch_prob): Likewise.
3226 * objc/objc-act.c (objc_init): Likewise.
3228 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3229 * config/avr/avr.c (avr_override_options): Likewise.
3230 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3231 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3232 * config/h8300/h8300.c (h8300_init_once): Likewise.
3233 * config/mips/mips.c (override_options): Likewise.
3234 * config/i386/i386.c (override_options): Likewise, rework.
3235 * config/m68k/m68k.c (override_options): Likewise.
3237 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3239 * config/mips/mips.c (print_operand): Likewise.
3240 * hash.c (hash_allocate): Don't check for failure returns from
3241 obstack functions that can't fail.
3242 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3243 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3244 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3245 (get_object_reference): Likewise.
3247 2001-02-04 Nick Clifton <nickc@redhat.com>
3249 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3250 StrongARM1110, 10TDMI, and 1020T.
3252 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3254 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3256 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3258 * config/sh/sh.md (movdf load split): Pass register number to
3259 FP_OR_XD_REGISTER_P.
3261 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3263 * cppinit.c (BC): New macro.
3264 (builtin_array): Add __GXX_WEAK__.
3265 * cpplib.h (builtin_type): Add BT_WEAK.
3266 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3267 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3268 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3270 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3272 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3274 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3276 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3277 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3279 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3281 * cpphash.h: Rename ALIGN _ALIGN.
3282 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3284 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3286 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3287 compilation environment.
3288 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3289 control over location of cygwin includes and libs.
3291 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3293 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3295 2001-02-02 lars brinkhoff <lars@nocrew.org>
3297 * md.texi (Standard Names): remove reference to spur.md.
3299 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3301 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3302 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3303 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3304 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3305 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3307 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3309 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3310 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3311 number before reload.
3312 (c4x_adjust_cost): Return zero before reload.
3313 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3314 split before reload.
3316 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3318 * c4x.c (c4x_hard_regno_rename_ok): New.
3319 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3320 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3322 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3324 * diagnostic.h: Add missing "extern" in all declarations.
3326 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3328 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3329 as for gcc_gxx_include_dir.
3331 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
3333 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
3335 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3337 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
3338 label before alignment to be used as the braf base address.
3339 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
3341 (casesi_jump_2): Require at least TARGET_SH2.
3343 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
3344 truncation to 32-bit doubles on -m3e and -m4-single-only.
3346 2001-02-02 Mark Mitchell <mark@codesourcery.com>
3348 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
3349 the default when building a shared object.
3350 (init_spec): Use it.
3351 * testsuite/lib/g++.exp: Include the directory where libgcc
3352 is located to the LD_LIBRARY_PATH list.
3353 * invoke.texi (-shared-libgcc): Document the cases in which
3354 GCC defaults to using the shared libgcc.
3356 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3358 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
3359 unsigned is wide enough.
3361 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
3362 (si_to_float): Likewise.
3363 (float_to_si, float_to_usi): Use BITS_PER_SI.
3365 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3367 * dwarf2out.c: Added explanation of abbreviations.
3368 (def_cfa_1): Added comments listing DWARF2 instructions.
3369 (cfa_temp_reg): Removed in favor of cfa_temp.
3370 (cfa_temp_value): Removed in favor of cfa_temp.
3371 (cfa_temp): New global variable.
3372 (dwarf2out_frame_debug_expr): Added extensive introductory
3373 comments explaining the function's transformations. Revised to
3374 use cfa_temp. Added some rtx checking. Generalize IOR case.
3375 (dwarf2out_frame_debug): Revised to use cfa_temp.
3376 (output_aranges): Cast as "unsigned" to avoid warning.
3377 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
3378 explain which instructions must be marked.
3380 2001-02-01 Richard Henderson <rth@redhat.com>
3382 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
3385 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3387 * config/sh/crt1.asm (main_k): Modified so that start calls
3388 ___setup_argv_and_call_main.
3390 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
3392 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
3393 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
3394 and AVOID_LPASTE is cleared on meeting an unescaped newline.
3395 * cppmacro.c (builtin_macro): Set builtin flags here.
3396 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
3397 (replace_args): Clarify intent.
3398 (cpp_get_token): Macro expansion tokens get the saved flags.
3400 * cppmain.c (scan_buffer): Remove now-redundant print.printed
3403 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3405 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
3408 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3410 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
3411 returns Pmode pseudo, but we need ptr_mode.
3412 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
3413 Remove bogus conversions; use HOST_WIDE_INT for size.
3414 Don't use TARGET if wrong mode.
3416 * config/i386/i386.c (ix86_compute_frame_size): Allow
3417 stack_alignment_needed to be non-default even if size is zero.
3419 2001-01-31 Alan Modra <alan@linuxcare.com.au>
3421 * (hppa_init_pic_save): Emit the pic offset table
3422 reg save after last_parm_insn.
3423 * pa.c (hppa_init_pic_save): New function.
3424 * pa.h (hppa_init_pic_save): Declare.
3425 * pa.md (call, call_value, sibcall, sibcall_value): Use
3426 the above instead of duplicated code.
3428 * pa.c (hppa_encode_label): Correct size of alloca buffer
3429 so we don't overrun it. Correct leading `*' case.
3430 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
3431 need to handle `*@'.
3432 (FUNCTION_NAME_P): Likewise.
3434 2001-01-31 Richard Henderson <rth@redhat.com>
3436 * config.gcc (alpha-osf5): Use float-i128.h.
3438 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
3439 * config/float-i32.h: Likewise.
3440 * config/float-i64.h: Likewise.
3441 * config/float-sh.h: Likewise.
3442 * config/float-sparc.h: Likewise.
3444 2001-01-31 DJ Delorie <dj@redhat.com>
3446 * expmed.c (extract_bit_field): allow non-integral modes if we
3447 want to extract a whole register from itself.
3449 2001-01-31 Jakub Jelinek <jakub@redhat.com>
3451 * c-typeck.c (set_init_index): If first is equal to last, assume as
3452 if it was not a range at all.
3454 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3456 * config/fp-bit.c: Include tm.h.
3457 (float_to_si): Don't assume SImode is 32-bits wide.
3458 (float_to_usi): Likewise.
3460 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
3462 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
3464 (typename): Call pending_xref_error after parsing typed_typespecs.
3465 * c-decl.c (lookup_tag): Give error immediately rather than
3466 leaving it pending if the tag of the wrong type is in the same
3468 (xref_tag): Don't pedwarn for forward declarations of enum types
3470 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
3473 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3475 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
3477 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3479 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
3480 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
3482 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3484 * cpphash.h (struct cpp_reader): New saved_flags.
3485 * cppmacro.c (cpp_get_token): Use saved_flags to remember
3486 to avoid a paste after a pasted token.
3488 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3490 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
3491 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
3492 Wtype_MIN instead of LONG_MIN.
3494 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3496 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
3498 * fixinc/fixincl.x: Regenerated.
3499 * fixinc/inclhack.def (irix_limits_const): New definition to
3500 convert "const" to "__const" in limits.h.
3502 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3504 * fixinc/genfixes (AG): Fix "autogen4" thinko.
3506 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3508 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
3509 when register dies in the insn.
3511 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3513 * diagnostic.c (fatal): Fix word wrap.
3515 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
3517 * combine.c (try_combine): Fix SUBREG setting for
3518 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
3520 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3522 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
3525 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3527 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
3529 * toplev.c (decode_W_option): Update warn_larger_than
3530 unconditionally for each processed switch.
3532 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3534 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
3536 (hppa_expand_prologue): Delete code to save pic offset table register
3537 in the function prologue.
3538 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
3539 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
3540 table register at the beginning of the function after the prologue.
3542 2001-01-29 lars brinkhoff <lars@nocrew.org>
3544 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
3546 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3547 Jeff Law <law@redhat.com>
3549 * pa.md (return): Revise comment for trivial return.
3550 (return_internal): Non-trivial return pattern for non-PIC code.
3551 (return_internal_pic): Non-trivial return pattern for PIC code.
3552 It uses the PIC register to ensure it is restored after
3554 (epilogue): Generate appropriate return for PIC and non-PIC code.
3556 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
3558 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
3560 2001-01-29 DJ Delorie <dj@redhat.com>
3562 * combine.c (if_then_else_cond): Pass the correct mode to
3563 operand_subword() for constants.
3565 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
3567 * config/i386/cygwin.h: Add w32api to include search. Search different
3568 directories in a cross-build environment.
3570 2001-11-29 Tim Josling <tej@melbpc.org.au>
3572 * tree.h (TYPE_STUB_DECL): Add documentation.
3574 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
3576 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
3577 (sdbout_field_types): Likwise. Fix use of host_integerp.
3579 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
3581 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
3584 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
3586 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
3587 to use flag_gnu_linker.
3589 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3591 * cpplib.c (T_BAD_DIRECTIVE): Remove.
3592 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
3594 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
3596 * tree.c, tree.h (build_parse_node): Remove; was identical to
3598 * c-lang.c (start_cdtor), objc/objc-act.c
3599 (build_module_descriptor): Use build_nt instead of
3602 2001-01-29 Jakub Jelinek <jakub@redhat.com>
3604 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
3605 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
3606 not have any upper bits set.
3608 2001-01-29 Phil Edwards <pme@sources.redhat.com>
3610 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
3612 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3614 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
3616 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
3618 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
3619 (integer_minus_one_node): Define.
3621 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
3623 * Makefile.in (bootstrap2-lean): Fix typo.
3625 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
3627 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
3628 : Don't set fe_value.
3629 * cpplib.h (AVOID_LPASTE): New flag.
3630 (struct cpp_hashnode): Remove fe_value.
3631 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
3632 * cppmacro.c (builtin_macro): Don't set flags here.
3633 (replace_args): Set AVOID_LPASTE flag on first token of an
3634 argument, and the token following it.
3635 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
3636 macro expansion, and on the token following it. Do it for
3638 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
3640 2001-01-27 Richard Henderson <rth@redhat.com>
3642 * config/alpha/t-ieee: Remove multilibbing.
3643 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3645 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3647 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
3649 * Makefile.in: Remove all dependencies on defaults.h.
3650 * builtins.c: Don't include defaults.h.
3651 * c-common.c: Likewise.
3652 * c-decl.c: Likewise.
3653 * c-pragma.c: Likewise.
3654 * c-typeck.c: Likewise.
3655 * combine.c: Likewise.
3657 * frame-ia64.c: Likewise.
3658 * cppexp.c: Likewise.
3659 * crtstuff.c: Likewise.
3660 * dbxout.c: Likewise.
3661 * dwarf2out.c: Likewise.
3662 * dwarfout.c: Likewise.
3663 * emit-rtl.c: Likewise.
3664 * except.c: Likewise.
3666 * final.c: Likewise.
3667 * frame-dwarf2.c: Likewise.
3668 * libgcc2.c: Likewise.
3669 * optabs.c: Likewise.
3670 * profile.c: Likewise.
3671 * sdbout.c: Likewise.
3672 * toplev.c: Likewise.
3673 * tradcif.y: Likewise.
3675 * varasm.c: Likewise.
3677 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3679 * builtins.c (expand_builtin_fputs): Use size_one_node when
3680 transforming into fwrite.
3682 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3684 * extend.texi (Attribute Syntax): New section.
3686 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3688 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3689 they didn't need fixing.
3691 2001-01-27 Janis Johnson <janis@us.ibm.com>
3693 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3695 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3696 to remove macro definitions that are duplicated from elfos.h.
3698 2001-01-27 Richard Henderson <rth@redhat.com>
3700 * config/i386/sco5gas.h: Move ...
3701 * config/usegas.h: ... here.
3702 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3704 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3706 * c-typeck.c (struct constructor_stack): Add range_stack member.
3707 (really_start_incremental_init): Clear it.
3708 (push_init_level): Save constructor_range_stack and clear it if
3709 pushing explicit braces.
3710 (pop_init_level): abort if constructor_range_stack is non-zero at
3711 explicit closing brace. Restore saved constructor_range_stack if
3714 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3716 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3717 into register was forced into memory.
3719 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3721 * Makefile.in: Remove uses of + before $(MAKE).
3723 2001-01-26 Richard Henderson <rth@redhat.com>
3725 * stmt.c (cost_table): Remove.
3726 (COST_TABLE, cost_table_initialized): New.
3727 (estimate_case_costs): Use the later instead of the former.
3728 (balance_case_nodes): Likewise.
3730 2001-01-26 Richard Henderson <rth@redhat.com>
3732 * alias.c (objects_must_conflict_p): Read-only slots may not
3733 conflict despite having the same type.
3735 2001-01-27 Michael Hayes <mhayes@redhat.com>
3737 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3739 (check_ext_dependant_givs): Initialise u_start_val and
3741 (load_mems): Make last_max_reg unsigned.
3742 (try_swap_copy_prop): Use INSN_P and initialise set.
3744 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3746 * README.AVR : Removed.
3748 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3750 * pa-64.h (text_section): Remove declaration.
3752 * pa.md (return_internal): Remove mode on PIC register use.
3754 2001-01-25 lars brinkhoff <lars@nocrew.org>
3756 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3757 ASM_CLOSE_PAREN): fix typos.
3759 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3761 * acconfig.h: Define `const' to the empty string if neither
3762 __STDC__ nor __cplusplus is defined.
3763 * config.in: Regenerated.
3765 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3767 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3768 * collect2.c (main): Delete importf. Add ".obj" file extension.
3769 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3770 (aix_std_libs): Add additional AIX libraries to skip.
3771 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3772 * config/rs6000/aix51.h: New file.
3774 2001-01-25 Michael Hayes <mhayes@redhat.com>
3776 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3777 (loop_insn_emit_before): No longer static.
3778 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3779 (loop_givs_rescan, load_mems): Likewise.
3780 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3781 (maybe_eliminate_biv_1):
3782 (move_movables): Replace emit_call_insn_before with
3783 loop_call_insn_hoist.
3784 * loop.h (loop_insn_emit_before): Add.
3785 * unroll.c (copy_loop_body): Replace emit_insn_before with
3786 loop_insn_emit_before.
3788 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3790 * diagnostic.c (fatal): Request preprocessed source.
3792 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3794 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3795 olddecl has argument types and newdecl has none, use the argument
3798 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3800 * dwarf2out.c (prefix_of): New function. Determine longest common
3801 prefix of the two arguments. The units are whole path components.
3802 (output_file_names): When adding a new directory find the one entry
3803 with the longest common prefix already in the list. Artificially
3804 generate entry if there is none for this prefix.
3805 Fix test to check whether the zeroth directory entry is used.
3807 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3809 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3810 Changed all callers. Take it into account when deciding if a
3811 previously loaded value matches.
3813 2001-01-24 Richard Henderson <rth@redhat.com>
3815 * reload.c (find_reloads_subreg_address): Fail the substitution
3816 if the resulting address is insufficiently aligned.
3818 2001-01-24 DJ Delorie <dj@redhat.com>
3820 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
3821 check the original operand's mode also.
3822 * simplify-rtx.c (simplify_ternary_operation): Ditto.
3824 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3826 * c-parse.in (cast_expr): Move compound literals from here ...
3827 (primary): ... to here. Use standard terminology "compound
3828 literal" instead of "constructor expression".
3830 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3832 * gcc.1, cpp.1: Regenerate.
3834 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
3836 * calls.c (emit_library_call_value_1): Memory slot for
3837 pass-by-reference argument should have the mode of the argument,
3838 not of the pointer to it.
3840 2001-01-24 Tom Tromey <tromey@redhat.com>
3842 * gcc.texi (G++ and GCC): Mention gcj manual.
3843 (Standards): Link to section of manual mentioning gcj/Java
3846 2001-01-24 Jakub Jelinek <jakub@redhat.com>
3848 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
3849 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
3850 * tradcpp.c (main): Add -imacros or -include'd dependencies
3852 * cpp.texi (-M, -MM): Document -M -include behaviour.
3854 2001-01-24 Roger Collins <roger@ProProject.com>
3856 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
3858 2001-01-24 Will Cohen <wcohen@redhat.com>
3860 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
3861 whether registers are 32 bits or 64 bits in size.
3863 2001-01-24 Ben Elliston <bje@redhat.com>
3865 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
3867 2001-01-24 Richard Henderson <rth@redhat.com>
3869 * config/alpha/alpha.md (builtin_longjmp_internal): New.
3870 (builtin_longjmp): Use it instead of emit_indirect_jump.
3872 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
3874 * bb-reorder.c (make_reorder_chain_1): Handle case where
3875 jump edge goes to the same block as the fallthru edge.
3877 2001-01-23 Jim Wilson <wilson@redhat.com>
3879 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
3880 * frame.h (__ia64_personality_v1): Add prototype.
3881 * libgcc2.c (ia64_throw_helper): Change personality declaration to
3882 prototype form. Add void * cast to first argument to personality
3884 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
3885 (asctoe113): Likewise.
3886 * config/ia64/frame-ia64.c: Include eh-common.h.
3887 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
3889 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
3891 (itanium_split_issue): Add prototype.
3892 (gen_nop_type): Ifdef out.
3893 (find_best_packet): Initialize best_packet.
3894 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
3896 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
3897 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
3898 (flushrs): Add explicit stop bit at end.
3899 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
3902 2001-01-23 Chris Demetriou <cgd@broadcom.com>
3904 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
3906 * libgcc2.c (__terminate_func): Make variable static.
3907 (__terminate_set_func): New function to set __terminate_func.
3908 * libgcc2.h (__terminate_func_ptr): New typedef.
3909 (__terminate_set_func): New function.
3911 2001-01-23 Richard Henderson <rth@redhat.com>
3913 * flow.c (init_propagate_block_info): Don't consider unchanging
3914 memories for dead frame store elimination.
3916 2001-01-23 Richard Henderson <rth@redhat.com>
3918 * varasm.c (UNIQUE_SECTION): Move default implementation ...
3919 * defaults.h: ... here.
3921 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3923 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
3925 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
3927 * c-lex.c (lex_charconst): Fix typo: s/p/str.
3929 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3931 * rs6000.h (rs6000_return_addr): Move prototype from here...
3932 * rs6000-protos.h (rs6000_return_addr): ...to here.
3933 (rs6000_init_expanders): Delete prototype.
3935 2001-01-23 Nick Clifton <nickc@redhat.com>
3937 * invoke.texi: Replace , with \, inside @gccoptlist macros.
3938 (Spec Files): Document %B and %j and %. and %v3 and %M and
3939 %{S*&T} spec switches.
3941 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3943 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
3945 2001-01-23 Chris Demetriou <cgd@sibyte.com>
3946 Neil Booth <neil@daikokuya.demon.co.uk>
3948 * cpperror.c: Merge handlers of PEDWARN and WARNING.
3949 Have -Werror make pedantic warnings errors, like the
3952 2001-01-23 Phil Edwards <pme@sources.redhat.com>
3954 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
3956 2001-01-23 Jakub Jelinek <jakub@redhat.com>
3958 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
3959 * integrate.c (expand_inline_function): Initialize them.
3960 (subst_constants): If changing COMPARE so that both its arguments
3961 will be VOIDmode and the comparison mode will be lost, note
3962 compare_mode. Use the recorded compare_mode to optimize
3965 2001-01-23 Jason Merrill <jason@redhat.com>
3967 * dwarf2out.c (new_die): Use xcalloc.
3968 (output_die): Abort rather than emit a local reference to offset 0.
3970 2001-01-17 Andrew Haley <aph@redhat.com>
3972 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
3973 of a saved register; return NULL instead.
3974 (copy_reg): Take a pointer to a source register rather than a
3976 (next_stack_level): Remember the address in the stack frame of all
3978 Use the saved register pointer array as the source of the CFA.
3979 (throw_helper): Rewrite. Unwind once rather than twice and keep
3980 track of saved registers as we go.
3982 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3984 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
3985 * c4x.c (c4x_legitimize_reload_address): Remove.
3986 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
3987 reload address for ldp(k) insn.
3989 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
3991 * pa.md (return_internal): Add a USE of the PIC register to ensure
3992 it is restored after each call.
3993 (return expander): Corresponding changes.
3995 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3997 * rs6000.h (INIT_EXPANDERS): Delete.
3998 (RETURN_ADDR_RTX): Call rs6000_return_addr().
3999 * rs6000.c (rs6000_override_options): Call *_machine_status from
4001 (rs6000_init_expanders): ...instead of here. Delete.
4002 (rs6000_mark_machine_status): New function.
4003 (rs6000_init_machine_status): Use xcalloc.
4004 (rs6000_return_addr): Generate RTX for the return address.
4005 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
4006 (rs6000_stack_info): Use it.
4008 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
4010 * gthr-win32.h: Include errno.h to get a declaration for
4011 EINVAL and _mingw.h if the target is mingw32.
4013 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
4015 * cpp.texi: Correct typos.
4017 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4019 * explow.c (probe_stack_range): Ensure value passed to
4020 stack_check_libfunc is ptr_mode, not Pmode.
4022 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
4024 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
4025 case, don't use operand_subword to calculate a SUBREG that is
4028 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
4030 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4032 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
4033 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
4034 valid. If not replace it by equivalent insns.
4036 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4038 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
4039 contains SYMBOL_REF, LABEL_REF and CONST_INT.
4040 (c4x_U_constraint, symbolic_address_operand): Likewise.
4041 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
4043 (c4x_r11_set_p, c4x_check_laj_p): New functions.
4044 * c4x-protos.h (c4x_check_laj_p): Add prototype.
4045 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
4046 anulling slot because of silicon bug.
4047 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
4049 2001-01-22 Alan Modra <alan@linuxcare.com.au>
4051 * cppexp.c (parse_charconst): Change `mask' type to agree
4054 2001-01-21 Richard Henderson <rth@redhat.com>
4056 * config/i386/i386.c (ix86_asm_file_end): Disable putting
4057 pic_label_name in a linkonce section.
4059 2001-01-17 Philipp Thomas <pthomas@suse.de>
4061 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
4063 * configure: Regenerate.
4065 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
4067 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
4068 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
4070 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
4072 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
4073 If REVERSE nonzero then condition code in X must be reversed.
4074 (encode_section_info): Optimise if/else.
4075 (avr_function_value): Fix formatting.
4077 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
4078 (difficult_branch): Likewise.
4079 (rvbranch): Likewise.
4080 (difficult_rvbranch): Likewise.
4082 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
4084 * config/avr/libgcc.S: Fix comment.
4086 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4088 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
4090 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4092 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
4094 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4096 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
4097 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
4098 * configure, config.in: Regenerate.
4099 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
4100 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
4101 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
4102 (doprint.o): New rule.
4104 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
4106 * c-typeck.c (digest_init): Handle boolean types as scalars.
4108 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4110 * stmt.c (expand_return): Don't return anything if size is zero.
4111 Delete redundant assignment to BYTES.
4112 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
4114 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
4116 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
4117 the same as the default library function names.
4118 * config/avr/avr.md: Document special characters after '%'.
4119 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
4120 knowing which of the call-used registers are really clobbered.
4121 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
4122 New. Both quotient and remainder from one libgcc.S call.
4123 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4124 clobber as few registers as possible.
4125 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4127 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4129 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4130 context of the top of the stack.
4132 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4134 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4135 (fixup_var_refs_insns): ...here.
4137 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4139 * function.c (fixup_var_refs_insns): Break up into
4140 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4141 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4142 [loop over hash table entries].
4143 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4144 fixup_var_refs_insns_with_hash, to match above changes.
4146 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4148 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4149 (libgcc.a): Likewise.
4150 (stmp-multilib): Likewise.
4151 (STAGE2_FLAGS_TO_PASS): Likewise.
4153 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4155 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4156 temporary if no_new_pseudos.
4158 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4160 * cppinternals.texi: Update.
4162 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4164 * arm.c (arm_init_builtins): Re-enable builtins.
4166 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4168 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4169 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4170 element to be null, and always expect an EXPR_LIST.
4171 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4172 * sched-deps.c (sched_analyze_1): Likewise.
4173 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4175 * regclass.c (max_set_parallel): New variable.
4176 (reg_scan): Take it into account in computation of max_parallel.
4177 (reg_scan_mark_refs, case SET): Compute it.
4179 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4181 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4182 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4184 2001-01-19 Jason Merrill <jason@redhat.com>
4186 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4187 for the abstract instance of an inline function.
4189 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4190 J"orn Rennecke <amylaar@redhat.com>
4192 * reload1.c (move2add_note_store): Treat all registers directly or
4193 indirectly derived from a base register as members of the same set
4195 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4196 of base register into account.
4198 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4200 * alias.c (find_base_value): Recognize TRUNCATE.
4201 (record_set): In PLUS case, invalidate if other summand is also a
4204 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4206 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4207 entry to be EXPR_LIST.
4208 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4209 be an EXPR_LIST (but not null, which other code doesn't allow).
4210 (note_stores): Properly handle PARALLEL in SET.
4211 Recursively call for top-level PARALLEL.
4212 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4213 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4215 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4217 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4219 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4220 not pfile->skipping (== 0).
4222 2001-01-17 Nick Clifton <nickc@redhat.com>
4224 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4227 2001-01-17 Jim Wilson <wilson@redhat.com>
4229 * invoke.texi (IA-64 options): Improve.
4231 2001-01-17 Tom Tromey <tromey@redhat.com>
4233 * invoke.texi (Optimize Options): Use `{}' to around @samp
4236 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4238 * invoke.texi (-fno-guess-branch-probability): New option.
4240 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4242 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4243 case of making new double-word constant.
4244 Revert last change: instead just test i3_subst_into_i2.
4246 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4248 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4249 Use q constraints instead of r.
4251 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4253 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4254 (machine_function): Define.
4255 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4256 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4257 pa_free_machine_status): New functions.
4258 (override_options): Set {init,mark,free}_machine_status to above.
4259 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4260 PIC_OFFSET_TABLE_REGNUM_SAVED.
4261 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4262 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4263 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4264 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4265 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4267 2001-01-15 DJ Delorie <dj@redhat.com>
4269 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4273 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4275 * flow.c (propagate_on_insn): Make trying to delete a prologue
4276 or epilogue insn an ICE, not a warning. Allow doing this if
4277 the current function returns with stack pointer depressed.
4279 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4280 I3 having more than one SET.
4282 2001-01-16 Jim Wilson <wilson@redhat.com>
4284 * invoke.texi: Document IA-64 options.
4286 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4287 (fixup_errata): Delete TARGET_A_STEP use.
4288 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4289 (TARGET_SWITCHES): Delete -ma-step option.
4290 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4291 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4292 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4293 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4294 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4295 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4297 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4298 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4299 cmovsi_internal): Delete ! TARGET_A_STEP check.
4301 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4303 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4304 possibility to report bugs via postal mail. Change a URL and
4305 merge in a nearly duplicate statement...
4306 (Bug Reporting): ...from here.
4307 (Service): Refer to the Bug Reporting section instead of
4309 (Contributing): Remove trivial explanations concerning snapshots.
4311 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4313 * cppmain.c (general_init): Don't use ANSI prototype.
4315 2001-01-16 Tom Tromey <tromey@redhat.com>
4317 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4319 2001-01-16 Richard Henderson <rth@redhat.com>
4321 * config/i386/i386.h: Fix comment typo.
4322 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4323 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4325 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4327 * gcc.c: Revert previous -fsyntax-only-related change; move
4330 2001-01-16 Jakub Jelinek <jakub@redhat.com>
4332 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
4333 inmode after checking GET_CODE (op).
4335 2001-01-16 Richard Henderson <rth@redhat.com>
4337 * flow.c (struct propagate_block_info): Add mem_set_list_len.
4338 (MAX_MEM_SET_LIST_LEN): New.
4339 (propagate_one_insn): Update mem_set_list_len.
4340 (invalidate_mems_from_autoinc): Likewise.
4341 (invalidate_mems_from_set): Likewise.
4342 (mark_used_regs): Likewise.
4343 (init_propagate_block_info): Likewise. Stop collecting memories
4344 when we reach MAX_MEM_SET_LIST_LEN.
4345 (mark_set_1): Likewise.
4347 2001-01-16 Richard Henderson <rth@redhat.com>
4349 * unroll.c (precondition_loop_p): Fail if no iteration
4352 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4354 * gcc.c: When -fsyntax-only is given, do not complain about
4357 2001-01-15 Richard Henderson <rth@redhat.com>
4359 * config/i386/i386.c (asm_output_function_prefix): Remove.
4360 (ix86_asm_file_end): New.
4361 (load_pic_register): Generate pic_label_name into a
4362 staticly allocated buffer.
4363 * config/i386/i386-protos.h: Update.
4364 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
4365 (ASM_FILE_END): New.
4366 * config/i386/i386afe.h: New file.
4367 * config.gcc (i?86-*-elf) [tm_file]: Use it.
4368 (i?86-*-{freebsd,linux*,moss*}): Likewise.
4369 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
4370 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
4371 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
4372 * config/i386/sco5.h (ASM_FILE_END): Likewise.
4373 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
4375 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4377 * Makefile.in (install-man): Remove explicit dependency on
4380 * configure.in, configure: Revert previous patch requiring perl
4383 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
4385 * toplev.c (flag_guess_branch_prob): New.
4386 (f_options): Add guess-branch-probability option.
4387 (rest_of_decl_compilation): Only estimate branch probability if
4389 (main): set flag_guess_branch_prob.
4391 * flags.h (flag_guess_branch_prob): New.
4393 2001-01-15 DJ Delorie <dj@redhat.com>
4395 * gcc.texi (Makefile): Add documentation for Makefile targets.
4397 2001-01-15 Philip Blundell <philb@gnu.org>
4399 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
4401 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
4402 (is_pic): Delete declaration.
4403 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
4404 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
4405 * config/arm/arm.md (builtin_setjmp_receiver): New.
4407 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4409 * arm.c (use_return_insn): Don't try to determine the function type
4410 until after reload has completed.
4411 (arm_output_epilogue): Don't adjust the sp value recovered from the
4413 (emit_multi_reg_push): Don't record dwarf information for the pc.
4414 * arm.md (eh_epilogue): The function type may have changed, so it
4415 needs to be recalculated.
4416 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
4417 unwind tables on arm/netbsd.
4419 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4421 * arm.md (cbranchsi4): Correct calculation of branch ranges.
4422 (negated_cbranchsi4): Likewise.
4424 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4426 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
4427 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4428 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
4429 pass -mapcs-* options to assembler.
4430 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
4431 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4432 (ASM_SPEC): Call subtarget_extra_asm_spec.
4434 2001-01-15 Andreas Jaeger <aj@suse.de>
4436 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
4438 (ix86_expand_builtin): Likewise.
4440 * gencodes.c (output_predicate_decls): Make i size_t to avoid
4441 warning about comparison between signed and unsigned.
4443 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4445 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
4447 2001-01-14 Ralf Baechle <ralf@gnu.org>
4449 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
4450 SUBTARGET_CPP_SPEC apropriatly.
4452 2001-01-12 Mark Mitchell <mark@codesourcery.com>
4454 * varasm.c (make_decl_rtl): Fix typo in last change.
4456 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
4458 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
4459 linker supports the init_priority C++ attribute.
4460 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
4461 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
4462 linker does not support init_priority C++ attribute.
4464 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
4466 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
4468 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4470 * c-parse.in (finish_parse): Add comment about cpp_destroy.
4471 * cp/lex.c (finish_parse): Similarly.
4472 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
4473 Return the number of errors encountered.
4474 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
4475 * cppmain.c (main): Don't call cpp_destroy.
4477 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4479 * configure.in: Require at least perl 5.6.0 to regenerate
4481 * configure: Regenerate.
4483 2001-01-14 Richard Henderson <rth@redhat.com>
4485 * genrecog.c (DT_veclen_ge): New.
4486 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
4487 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
4488 (nodes_identical_1): Handle DT_veclen_ge.
4489 (write_cond, debug_decision_2): Likewise.
4491 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4493 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
4495 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
4497 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4499 * cppmain.c (do_preprocessing): New function; most of the old
4501 (main): Call it to do most of the work.
4502 (cb): Move from global scope to set_callbacks ().
4503 (setup_callbacks): Get the callback pointer.
4504 (general_init, printer_init): Clean up code and comments.
4506 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4508 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
4511 2001-01-14 Kazu Hirata <kazu@hxi.com>
4513 * config/h8300/h8300.c (get_shift_alg): Update comments.
4515 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4517 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
4518 (alloc_page, ggc_alloc): Add casts to remove warnings.
4520 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4522 * combine.c (simplify_comparison): Don't change `code' when
4523 can't reverse comparison.
4525 2001-01-14 Richard Henderson <rth@redhat.com>
4527 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
4528 update all call sites. Return true for all non-label constants.
4530 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
4532 * i386.c (ix86_expand_compare): Add bypass_test and second_test
4534 (ix86_expand_branch): Update.
4535 (ix86_expand_setcc): Update to handle multiple test conditions.
4536 (expand_int_movcc): Likewise.
4537 (expand_fp_movcc): Likewise.
4538 * i386-protos.h (ix86_expand_compare): New.
4539 * i386.md (andqi_?_slp, orqi_?_slp): New.
4540 (conditional trap expander): Update call to ix86_expand_compare.
4542 2001-01-14 Richard Henderson <rth@redhat.com>
4544 * config/vax/vax.md: Use nonimmediate_operand instead of
4545 general_operand in destinations.
4547 * config/vax/vax.md (indirect_jump): Use register_operand.
4549 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
4550 * config/vax/vax.md (call_pop): Turn into an expander.
4551 (call_value_pop): Likewise.
4552 (call, call_value): New.
4554 2001-01-14 Andreas Jaeger <aj@suse.de>
4556 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
4558 (ix86_fp_compare_mode): Add unused attribute.
4559 (ix86_expand_fp_movcc): Remove unused variable.
4560 (ix86_expand_builtin): Make fcode unsigned.
4562 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
4563 (expand_expr): Add cast to avoid signed warning.
4564 (store_field): Likewise.
4565 (store_constructor_field): Likewise.
4566 (store_constructor): Likewise.
4567 (store_expr): Likewise.
4568 (clear_storage): Likewise.
4569 (emit_group_store): Likewise.
4570 (emit_group_load): Likewise.
4572 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4574 * c-common.c: Move format checking code to ...
4575 * c-format.c: ... here. New file. Reorder some functions and
4577 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
4579 * c-common.h (decl_handle_format_attribute,
4580 decl_handle_format_arg_attribute): Declare.
4581 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
4582 (c-common.o): Adjust dependencies.
4583 (c-format.o): New list of dependencies.
4585 2001-01-13 Jakub Jelinek <jakub@redhat.com>
4587 * unroll.c (loop_iterations): If we cannot prove iteration variable
4588 is set once in each iteration, punt.
4590 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
4592 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
4593 (*strlenhi): Remove clobber (which was buggy) of output address.
4595 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4597 * Makefile.in (generated-manpages): Add gcc.1
4598 ($(srcdir)/gcc.1): New target.
4599 (maintainer-clean): Delete $(srcdir)/gcc.1.
4600 * gcc.texi: Add macros @gccoptlist and @gol.
4601 * invoke.texi: Include option summary in manpage. Mark up option
4602 summary with @gccoptlist and @gol. Use @r in one place where
4604 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
4605 * gcc.1: Generate from invoke.texi.
4607 2001-01-13 Richard Henderson <rth@redhat.com>
4609 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
4610 (struct page_entry): Add group member.
4611 (struct page_group): New.
4612 (struct globals): Add page_groups member.
4613 (alloc_anon): Only define for using mmap; remove valloc call.
4614 (page_group_index): New.
4615 (set_page_group_in_use): New.
4616 (clear_page_group_in_use): New.
4617 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
4618 (free_page, release_pages): Likewise.
4619 * configure.in (with-gc): Default to ggc-page always.
4621 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4623 * reload1.c (replace_pseudos_in_call_usage): Use
4624 reg_equiv_constant and reg_equiv_address, and don't try
4625 regno_reg_rtx first.
4627 2001-01-13 Richard Henderson <rth@redhat.com>
4629 * ggc-page.c (alloc_page): Round up allocation size to one page.
4630 Set e->order on extra pages.
4632 2001-01-13 Richard Henderson <rth@redhat.com>
4634 * genrecog.c (nodes_identical): Expand commentary.
4635 (write_switch): Watch out for identical nodes.
4637 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4639 * cppfiles.c (_cpp_fake_include): New function.
4640 * cpphash.h (_cpp_fake_include): New.
4641 * cpplib.c (do_line): Call _cpp_fake_include when entering
4642 header files in preprocessed input.
4643 * cppmain.c (cb_pragma_implementation): Remove handling.
4644 (setup_callbacks): Don't register pragmas.
4646 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4648 * extend.texi: Udate for CPP.
4650 2001-01-13 Andreas Jaeger <aj@suse.de>
4652 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
4654 * regmove.c: Add prototype for replace_in_call_usage.
4656 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4658 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
4659 struct cpp_chunk, struct htab, struct toklist,
4660 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
4661 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
4662 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
4663 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4664 (struct macro_args): Delete.
4665 * cpphash.h: See above.
4667 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4669 * cppmain.c (struct printer): Remove no_line_dirs.
4671 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4672 : Use options rather than CPP_OPTION.
4673 (setup_callbacks): Use cb rather than pfile->cb.
4674 (main): No need to check for a buffer. Use cpp_errors.
4675 (printer_init): Don't set no_line_dirs.
4676 (maybe_print_line): Use options not no_line_dirs.
4677 (cb_file_change): Don't call print_line if -P.
4679 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4681 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4683 * c-parse.in (finish_parse): Use cpp_errors.
4684 (__yylex): Use return value of cpp_pop_buffer.
4685 * cp/lex.c (finish_parse): Use cpp_errors.
4686 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4688 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4690 * README.AVR: URLs corrected.
4692 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4694 * c-decl.c (start_function): Don't warn if old prototype is builtin
4695 that's not in C's namespace.
4696 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4697 (_bb): Add prototype for ctime.
4698 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4700 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4702 * i386.c (ix86_fp_comparison_arithmetics_cost,
4703 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4704 ix86_fp_comparison_cost): New functions.
4705 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4706 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4707 two-branch sequences; make static.
4708 (ix86_use_fcomi_compare): Do decision according to the costs.
4709 (split_fp_branch): New.
4710 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4711 * i386-protos.h (ix86_expand_fp_compare): Remove
4712 (ix86_split_fp_branch): Declare.
4714 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4715 and ix86_comparison_operator.
4717 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4720 * i386.c (put_condition_code): Output properly the unordered/ordered
4721 compares in fp case.
4722 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4724 * tm.texi (REVERSE_CONDITION): Document.
4725 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4726 in -ffast-math mode.
4727 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4729 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4731 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4733 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4736 * config/sh/sh.c (mova_p): Fix test for mova_const.
4738 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4740 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4741 cpp_get_options rather than dereferencing pfile and using
4743 * scan-decls.c (scan_decls): Use return value of
4744 cpp_pop_buffer rather than CPP_BUFFER.
4746 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4748 * cppinit.c (cpp_handle_option): help_only is now part of the
4749 cpp_options structure.
4750 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4751 cpp_set_callbacks): New functions.
4752 * cpplib.h (cpp_callbacks): Break out as a named structure.
4753 (cpp_options): Move help_only here from cpp_reader.
4754 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4755 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4756 cpp_set_callbacks): New prototypes.
4757 * cppmain.c (main): Update for help_only.
4759 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4761 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4762 Also build and remove and install and uninstall c-tree.info and
4764 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4765 ($(srcdir)/cppinternals.info): New target.
4766 * c-tree.texi: Change file name used when makeinfo used without -o
4767 from ir.info to c-tree.info. Add info directory entry.
4768 * cppinternals.texi: Add info directory entry.
4769 * .cvsignore: Update.
4771 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4773 * c-typeck.c (store_init_value): Don't require constant initializer
4774 elements with -pedantic -std=c99.
4775 (digest_init): Change error about non-constant initializer elements
4777 (constructor_range_end): Remove.
4778 (constructor_incremental, designator_depth,
4779 designator_errorneous): New variables.
4780 (struct constructor_stack): Remove range_end, add incremental.
4781 (struct constructor_range_stack, constructor_range_stack): New.
4782 (struct initializer_stack): Add constructor_range_stack.
4783 (finish_init): Set it.
4784 (start_init): Likewise. require_constant_elements for non-static
4785 trees only if not flag_isoc99.
4786 (really_start_incremental_init): Remove constructor_range_end, add
4787 constructor_incremental.
4788 (pop_init_level): Likewise.
4789 (push_init_level): Likewise. If implicit and the subobject had some
4790 value set already, preinitialize the level with it.
4791 Warn about missing braces only if not pushing due to designators.
4792 (set_designator, push_range_stack): New functions.
4793 (set_init_label): Use them.
4794 (set_init_index): Likewise. Remove constructor_range_end.
4795 Error if designator index is outside of array bounds.
4796 (add_pending_init): Compare values of purpose index trees, not the
4797 trees themselves. Allow overwriting of already initialized element.
4798 Issue a warning if it had side-effects.
4799 (set_nonincremental_init, set_nonincremental_init_from_string): New
4801 (pending_init_member): Rename to...
4802 (find_init_member): ...this function. Call set_nonincremental_init
4803 if necessary. Compare values of purpose index trees, not the trees
4804 themselves. Return the actual value, not just non-zero if something
4806 (output_init_element): Remove checks for duplicates.
4807 If field has zero size, only check the initializer for correctness.
4808 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4809 if constructor_incremental is zero. Change error about initializers
4810 not computable at load time into pedwarn.
4811 (output_pending_init_elements): Compare bit positions, not
4812 FIELD_DECLs to take into account zero-sized fields.
4813 (process_init_element): Use constructor_range_stack to fill all
4814 ranges in the designator lists from current level up.
4815 * extend.texi: Update documentation for labeled elements.
4817 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
4819 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
4820 to function usage for arguments passed by reference. Optimize
4821 callee-copied arguments.
4822 * regmove.c (replace_in_call_usage): New function.
4823 (fixup_match_1): Call it.
4824 * cse.c (cse_insn): Canonicalize registers in function usage.
4825 * reload1.c (replace_pseudos_in_call_usage): New function.
4828 * Makefile.in: Reverted yesterday's wrong patch. Installed the
4831 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4833 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
4836 2001-01-12 DJ Delorie <dj@redhat.com>
4838 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
4839 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
4842 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4844 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
4845 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
4846 -std options alongside references to -ansi. Update some
4847 documentation for C99.
4848 * cpp.1: Regenerate.
4850 2001-01-12 Andreas Jaeger <aj@suse.de>
4852 * haifa-sched.c (restore_line_notes): Remove argument block B
4854 * sched-ebb.c (schedule_ebb): Change caller.
4855 * sched-rgn.c (schedule_region): Likewise.
4856 * sched-int.h (restore_line_notes): Adjust prototype.
4858 * loop.h: Remove wrong declaration of doloop_condition_get.
4860 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4862 * extend.texi: Move C++-extension-related node from the C section
4863 into the C++ section.
4865 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4867 * extend.texi: Refer to an array of pointers to functions instead
4868 of one of functions.
4870 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
4871 Jan Hubicka <jh@suse.cz>
4873 * combine.c (reversed_comparison): Fix typo in last patch.
4875 (combine_reversed_comparison_code): Make static to follow
4876 prototype declaration.
4878 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4880 * install.texi: Remove misplaced duplicate entry.
4882 2001-01-11 Ulrich Drepper <drepper@redhat.com>
4884 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
4886 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
4888 * final.c: (leaf_function_p): Fix typo.
4890 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
4892 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
4893 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
4895 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
4896 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
4897 mmap_anon, and valloc is available.
4898 * ggc-page.c: Restructure ifdef logic to match new autoconf
4899 spec. Don't throw away the test page in init_ggc.
4901 * configure, config.in: Regenerate.
4903 2001-01-12 Michael Hayes <mhayes@redhat.com>
4905 * loop.h (total_biv_increment): Constify iv_class pointer.
4906 (struct induction): Replace `mem_mode' with `mem' rtx.
4907 * unroll.c (total_biv_increment): Constify iv_class pointer.
4908 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
4909 (find_mem_givs, combine_givs_p): Likewise.
4910 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
4912 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
4914 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
4916 (__gthread_getspecific): Ditto.
4918 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
4920 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
4921 put_condition_code): Convert fp comparison codes to integer
4923 (ix86_expand_fp_compare): Postnote the fp comparison code converison
4926 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
4927 * i386-protos.h (no_comparison_operator): Kill.
4929 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
4931 * combine.c (REVERSIBLE_CC_MODE): Remove.
4932 (reversible_comparison_p): Remove.
4933 (combine_reversed_comparison_code): New.
4934 (reversed_comparison): New.
4935 (combine_simplify_rtx): Use
4936 combine_reversed_comparison_code/reversed_comparison instead
4937 of reversible_comparison_p.
4938 (simplify_if_then_else): Likewise.
4939 (simplify_set): Likewise.
4940 (simplify_logical): Likewise.
4941 (if_then_else_cond): Likewise.
4942 (known_cond): Likewise.
4943 (simplify_comparison): Likewise.
4945 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
4947 * builtins.c (std_expand_builtin_va_start): Handle varargs when
4948 sizeof (int) is larger than sizeof(__word__).
4950 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4952 * cppinit.c (do_includes): Fix typo.
4954 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4956 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
4957 in S_REGS does not occur because not all sources are possible
4958 when a S_REGS is a destination (sometimes needs a clobber).
4959 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
4960 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
4961 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
4962 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
4963 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
4964 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
4965 (lshrdi_const1, lshrsi3_const16): Likewise.
4966 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
4967 (*movhi_68hc12, *movqi_68hc12): Likewise.
4968 (movstrictqi): Make sure reloading in D_REGS as a destination
4971 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4973 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
4975 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4977 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
4978 -D, -U and -A, and don't initialize the builtins.
4979 (do_includes): Error if -include or -imacros with -fpreprocessed.
4980 * cppmain.c (cb_define, cb_undef): Unconditionally process
4982 * tradcpp.c (main): Fix typo.
4984 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
4986 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
4987 (read_name_map): Use IS_ABSOLUTE_PATH.
4988 * tradcpp.c (get_filename): Likewise.
4990 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4992 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
4993 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
4994 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
4995 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
4996 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
4997 (cmphi_z_used): Don't use '@' for the output.
4998 (tstqi_z_used): Likewise.
4999 (cmpqi_z_used): Likewise.
5000 (one_cmplsi2): Likewise.
5002 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5004 * config/sh/sh.c (barrier_align): Recognize branch around far
5005 branch and redundant insn.
5007 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5009 * invoke.texi: Restore documentation of the drivers' switches -MD
5012 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5014 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
5016 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
5017 check-objc//%): Support parallel testing of multilibs.
5018 (TESTSUITEDIR): Set to testsuite by default, but override for
5020 (check-gcc, check-g++, check-g77, check-objc): Enter
5023 2001-01-11 Bernd Schmidt <bernds@redhat.com>
5025 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
5026 * sched-deps.c (deps_may_trap_p): Likewise.
5027 * basic-block.h: Remove a comment.
5028 * flow.c (PROP_POSTRELOAD): Remove.
5029 (update_life_info): Don't add it to prop_flags.
5030 (mark_set_1): Lose the code that was enabled by it.
5032 2001-01-11 Michael Hayes <mhayes@redhat.com>
5034 * flow.c (flow_call_edges_add): New.
5035 * basic_block.h (flow_call_edges_add): New.
5037 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
5039 * reload1.c (move2add_note_store): Update reg_set_luid even if
5040 base reg remains the same.
5042 2001-01-10 Nick Clifton <nickc@redhat.com>
5044 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
5045 machine_function structure to zero.
5046 Add prototypes for machine_status functions.
5048 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5050 * c-common.h (CTI_VOID_LIST): Remove.
5051 (void_list_node): Likewise.
5052 * tree.h (TI_VOID_LIST_NODE): New enumeral.
5053 (void_list_node): New macro.
5054 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
5055 * config/i386/i386.c (ix86_init_builtins): Likewise.
5056 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
5058 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5060 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
5061 * cppinit.c (cpp_start_read): Update comment, remove unneeded
5063 * tradcpp.c: Include mkdeps.h.
5064 (deps, print_deps_phony_targets, deps_append, output_deps,
5065 init_dependency_output, output_deps): New.
5066 (deps_buffer, deps_allocated_size, deps_size, deps_column,
5067 deps_output): Delete.
5068 (print_deps_missing_files): Rename deps_missing_files.
5069 (inhibit_output): Make global.
5070 (main): Delete inhibit_output, deps_stream, deps_target.
5071 Use mkdeps functionality in the same way as cpplib. Remove
5072 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
5073 -M and -MM. Remove old handling of deps via deps_out, and
5074 old reading of environment variables.
5075 (get_filename): Update to use deps_add_dep.
5077 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5079 * output.h (make_function_rtl): Remove prototype.
5080 (make_decl_rtl): Likewise.
5081 * varasm.c (make_function_rtl): Remove.
5082 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
5083 than from a third parameter.
5084 * tree.h (make_decl_rtl): Remove last parameter.
5085 * c-decl.c (builtin_function): Remove last argument in call to
5086 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
5087 (start_function): Likewise.
5088 * except.c (call_get_eh_context): Likewise.
5089 * expr.c (emit_block_move): Likewise.
5090 (clear_storage): Likewise.
5091 * profile.c (output_func_start_profiler): Likewise.
5092 * toplev.c (rest_of_decl_compilation): Likewise.
5093 * objc/objc-act.c (create_builtin_decl): Likewise.
5094 (synth_module_prologue): Likewise.
5095 (generate_static_reference): Likewise.
5096 (build_selector_reference_decl): Likewise.
5097 (build_class_reference_decl): Likewise.
5098 (build_objc_string_decl): Likewise.
5099 (build_protocol_reference): Likewise.
5101 2001-01-10 Richard Henderson <rth@redhat.com>
5103 * hwint.h: Revert yesterday's change.
5105 2001-01-10 Nick Clifton <nickc@redhat.com>
5107 * function.h (save_machine_status): Delete.
5108 (restore_machine_status): Delete.
5109 Amend comment describing {init|mark|free}_machine_status.
5111 * function.c (save_machine_status): Delete.
5112 (restore_machine_status): Delete.
5113 Amend comment describing {init|mark|free}_machine_status.
5114 (push_function_context_to): Remove invocation of
5115 save_machine_status.
5116 (pop_function_context_from): Remove invocation of
5117 restore_machine_status.
5119 * emit-rtl.c (init_emit_once): Amend comment describing
5120 {init|mark|free}_machine_status.
5122 * tm.texi (Per-Function Data): New node. Describe the
5123 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5126 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5128 * cppinit.c (OPT_g): Remove.
5129 (cpp_handle_option): Update for removed -g3.
5130 (print_help): Update.
5131 * cpplib.h (struct cpp_options): Remove debug_output.
5132 * cppmain.c (setup_callbacks, cb_define): Update.
5133 * gcc.c (cpp_options): Translate -g3 to -dD.
5135 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5137 * config/i960/i960.md: Change modifier to + on the zero_extract
5138 pattern after the (rotate -2 reg) canonicalization pattern.
5140 2001-01-10 Richard Henderson <rth@redhat.com>
5142 * config/alpha/alpha.c (alpha_free_machine_status): New.
5143 (override_options): Install it.
5144 (alpha_mark_machine_status): Verify machine non-null.
5145 * config/i386/i386.c (ix86_free_machine_status): New.
5146 (override_options): Install it.
5147 (ix86_init_machine_status): Use xcalloc.
5148 (ix86_mark_machine_status): Verify machine non-null.
5149 * config/ia64/ia64.c (ia64_free_machine_status): New.
5150 (ia64_override_options): Install it.
5151 (ia64_mark_machine_status): Verify machine non-null.
5153 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5155 * function.c (instantiate_virtual_regs): Instantiate virtual
5156 registers found in CALL_INSN_FUNCTION_USAGE.
5158 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5160 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5161 equivalent to -ansi in disabling -Di386.
5163 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5165 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5167 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5169 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5171 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5173 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5175 * invoke.texi: Document that -fcond-mismatch isn't supported for
5178 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5180 * gcc.texi: Define macro gcctabopt.
5181 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5182 @command, @env and @option in some places where appropriate. Use
5183 @gcctabopt where appropriate. Put URLs and email addresses inside
5186 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5188 * gcc.c (cpp_options): Set MD file name from output
5189 filename, if specified.
5190 (suffix_subst): New static variable.
5191 (do_spec): Clear it.
5192 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5194 (give_switch): Handle suffix_subst.
5196 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5198 * invoke.texi: Fix another typo.
5200 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5202 * invoke.texi: Fix typo.
5204 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5206 * c-lang.c (lang_hooks): Update.
5207 (lang_decode_option): Remove.
5208 (lang_init_options): Rename c_init_options.
5209 * toplev.c (main): Use lang_hooks for lang_init_options
5210 and lang_decode_option.
5211 * toplev.h (lang_hooks): Add 2 new hooks.
5212 * tree.h: Remove lang_init_options and lang_decode_option.
5213 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5214 * cp/decl2.c: Similarly.
5215 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5216 (lang_hooks): Update.
5217 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5219 (lang_init_options): Rename ffe_init_options.
5220 (lang_hooks): Update.
5221 (lang_decode_option): Remove.
5222 * java/lang.c (lang_init_options): Rename java_init_options.
5223 (lang_decode_option): Rename java_decode_option.
5224 (lang_hooks): Update.
5225 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5226 (lang_decode_option): Rename objc_decode_option.
5227 (lang_hooks): Update.
5229 2001-01-09 Nick Clifton <nickc@redhat.com>
5231 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5232 (d30v_return_addr_rtx): Delete.
5233 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5234 cfun->machine structure.
5235 (struct machine_function): Move to d30v.h
5236 (d30v_save_machine_status): Delete.
5237 (d30v_restore_machine_status): Delete.
5238 (d30v_init_machine_status): New Function.
5239 (d30v_mark_machine_status): New Function.
5240 (d30v_free_machine_status): New Function.
5241 (d30v_init_expanders): Use new functions.
5242 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5243 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5244 d30v_return_addr_rtx.
5246 * config/d30v/d30v.h (struct_machine): Move here.
5247 Add eh_epilogue_sp_ofs field.
5249 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5250 field in cfun->machine structure.
5252 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5254 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5255 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5256 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5258 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5260 * objc/lang-options.h: Remove bogus reference to
5263 2001-01-09 Kazu Hirata <kazu@hxi.com>
5265 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5268 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5270 * reload.c (find_reloads_address): Check for eliminable registers
5271 when substituting a constant expression for a pseudo.
5273 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5275 * c-common.c (enum format_type): Add format_type_error.
5276 (decode_format_type): New function.
5277 (decl_attributes): Use it.
5278 (format_kind_info): Adjust comment.
5280 2001-01-09 David O'Brien <obrien@BSDi.com>
5282 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5283 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5285 * config/i386/gnu.h: Don't include required platform specific .h files,
5286 tm.h will do it instead.
5287 * config/i386/i386elf.h: Likewise.
5288 * config/i386/linux.h: Likewise.
5289 * config/i386/moss.h: Likewise.
5290 * config/mips/gnu.h: Likewise.
5292 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5294 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5295 (rs6000-ibm-aix3.[01]*): Likewise.
5296 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5297 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5298 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5299 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5300 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5301 (powerpc-*-eabiaix*): Likewise.
5302 (powerpc-*-eabisim*): Likewise.
5303 (powerpc-*-elf*): Likewise.
5304 (powerpc-*-eabi*): Likewise.
5305 (powerpc-*-rtems*): Likewise.
5306 (powerpc-*-linux*libc1): Likewise.
5307 (powerpc-*-linux*): Likewise.
5308 (powerpc-wrs-vxworks*): Likewise.
5309 (powerpcle-wrs-vxworks*): Likewise.
5310 (powerpcle-*-sysv*): Likewise.
5311 (powerpcle-*-elf*): Likewise.
5312 (powerpcle-*-eabisim*): Likewise.
5313 (powerpcle-*-eabi*): Likewise.
5314 (powerpcle-*-solaris2*): Likewise.
5315 * config/rs6000/aix31.h: Delete includes.
5316 * config/rs6000/aix3newas.h: Likewise.
5317 * config/rs6000/aix41.h: Likewise.
5318 * config/rs6000/aix43.h: Likewise.
5319 * config/rs6000/beos.h: Likewise.
5320 * config/rs6000/rtems.h: Likewise.
5321 * config/rs6000/sysv4.h: Likewise.
5323 2001-01-09 Kazu Hirata <kazu@hxi.com>
5325 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5326 Change an argument mode of machine_mode to shift_mode of
5327 shift_mode. Remove an extra error check.
5328 (emit_a_shift): Adopt to the new calling prototype of
5330 (function_prologue): Fix code for a monitor
5331 function. Support H8/S.
5332 (function_epilogue): Do not output pop for a monitor function.
5334 2001-01-09 Nick Clifton <nickc@redhat.com>
5336 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
5337 (setup_incoming_varargs): Use sysv_varargs_p field of the
5338 cfun->machine structure.
5339 (struct machine_function): Move to rs6000.h
5340 (rs6000_save_machine_status): Delete.
5341 (rs6000_restore_machine_status): Delete.
5342 (rs6000_init_machine_status): New Function.
5343 (rs6000_free_machine_status): New Function.
5344 (rs6000_init_expanders): Use new functions.
5346 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
5348 (struct machine_function): Move here.
5350 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5351 sysv_varargs_p field of the cfun->machine structure.
5353 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
5355 (rs6000_restore_machine_status): Remove prototype.
5357 2001-01-09 Richard Henderson <rth@redhat.com>
5359 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
5360 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
5361 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
5362 (sched_analyze_2, sched_analyze_insn): Likewise.
5363 (sched_analyze, init_deps): Likewise.
5364 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
5365 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
5366 (compute_block_backward_dependences): Update propagate_deps call.
5368 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
5370 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
5372 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5374 * cppinit.c (OPT_MD, OPT_MMD): Restore.
5375 (cpp_handle_option): Handle them.
5376 (cpp_post_options): Ensure one of -M or -MM is specified with
5377 any other -M? option.
5378 (init_dependency_output): Suppress output with -MG.
5380 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5383 * invoke.texi: Update.
5385 2001-01-09 Bernd Schmidt <bernds@redhat.com>
5387 * sh.md (reload_outsf): Generate recognizable patterns for
5390 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5392 * c-lang.c (lang_hooks): Update.
5393 (lang_init): Rename c_init.
5394 (lang_finish): Remove.
5395 * toplev.c (compile_file): Use lang_hooks for lang_init ()
5397 * toplev.h (lang_hooks): Add init () and finish ().
5398 * tree.h (lang_init, lang_finish): Remove.
5399 * cp/tree.h (lang_init, lang_finish): Remove.
5400 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
5401 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
5403 (lang_init, lang_finish): Remove.
5404 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
5405 (lang_hooks): Update.
5406 * java/lang.c (lang_init): Rename java_init.
5407 (lang_finish): Remove.
5408 (lang_hooks): Update.
5409 * objc/objc-act.c (lang_init): Rename objc_init.
5410 (lang_finish): Remove.
5411 (lang_hoooks): Update.
5413 20001-01-09 Graham Stott <grahams@redhat.com>
5415 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
5416 after `ptr` is initialised.
5418 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5420 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
5421 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
5422 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
5423 stack adjusts, instead of r3.
5425 2001-01-09 Michael Hayes <mhayes@redhat.com>
5427 * flow.c (flow_loop_scan): Break out of ...
5428 (flow_loops_find) ... here.
5429 * basic-block.h (flow_loop_scan): New.
5430 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
5431 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
5433 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5435 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
5437 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
5438 realloc()ing macro_buffer.
5440 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
5441 if it's wider than long and the target's long is wider than the
5444 2001-01-09 Mark Mitchell <mark@codesourcery.com>
5446 Remove support for using UWIN as a host machine.
5447 * configure.in: Issue an error message.
5448 * configure: Regenerated.
5449 * config.gcc: Remove xm_* UWIN configury.
5450 * config/i386/xm-uwin.h: Remove.
5452 2001-01-08 Nick Clifton <nickc@redhat.com>
5454 * config/v850/v850.c (ra_rtx): Delete.
5455 (v850_save_machine_status): Delete.
5456 (v850_restore_machine_status): Delete.
5457 (v850_init_machine_status): New function.
5458 (v850_mark_machine_status): New function.
5459 (v850_free_machine_status): New function.
5460 (v850_return_addr): Use ra_rtx field in machine structure.
5461 (v850_init_expanders): Use new functions.
5463 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
5464 * config/v850/v850.c: Change arguments to v850_output+* functions
5465 to take a const char *, to avoid compile time warning.
5466 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
5467 (USER_LABEL_PREFIX): Redefine.
5469 2000-01-08 Jim Wilson <wilson@redhat.com>
5471 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
5472 1 to unsigned HOST_WIDE_INT before left shift.
5474 2001-01-08 Nick Clifton <nickc@redhat.com>
5476 * config/arm/arm.c (arm_mark_machine_status): Check to see if
5477 the machine structure has been allocated.
5478 (arm_free_machine_status): New function: Free the machine
5479 specific function structure.
5481 2001-01-08 Richard Henderson <rth@redhat.com>
5483 * jump.c (simplejump_p): Revert last change.
5485 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
5487 * cppinit.c (init): Rename init_library.
5488 (cpp_create_reader): Update.
5489 * gcc.c (cpp_options): If -o given, use it as the target of
5492 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5494 * arm.c (arm_arch5e): New variable.
5495 (all_cores): XScale is a 5TE device.
5496 (arm_override_options): Set arm_arch5e.
5497 (arm_init_builtins): __builtin_prefetch is in arch5e.
5498 * arm.h (arm_arch5e): Declare it.
5500 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
5502 * arm.md (define_constants): Add defines for UNSPEC and
5503 UNSPEC_VOLATILE insns. Update all users.
5504 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
5505 * arm.c (multi_register_push, note_invalid_constants)
5506 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
5507 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
5508 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
5510 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
5512 * jump.c (jump_optimize_1): Use reversed_comparison_code
5513 instead of can_reverse_comparison_p.
5514 (jump_back_p): Likewise.
5515 (invert_exp_1): Likewise.
5516 (thread_jumps): Likewise.
5517 * simplify-rtx.c (simplify_unary_operation): Likewise.
5518 (simplify_ternary_operation): Likewise.
5519 * cse.c (find_comparison_args): Convert to use
5520 can_reverse_comparison_p.
5521 (record_jump_equiv): Likewise.
5523 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5525 * arm.h (HARD_REGNO_RENAME_OK): Delete.
5526 (EPILOGUE_USES): Define.
5527 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
5528 automatically stack the LR if it isn't live.
5530 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
5532 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
5535 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
5537 * ggc-page.c (max_alignment): New structure.
5538 (MAX_ALIGNMENT): New macro.
5539 (init_ggc): Use it to round up the sizes in the
5540 extra_order_size_table.
5542 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5544 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
5547 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5549 * builtins.def (BUILT_IN_FPRINTF): New entry.
5551 * c-common.c (c_expand_builtin_fprintf): New function.
5552 (init_function_format_info): Handle __builtin_fprintf.
5553 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
5554 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
5556 * c-decl.c (duplicate_decls): Adjust comment.
5558 * extend.texi (fprintf): Document new builtin.
5560 2001-01-07 Richard Henderson <rth@redhat.com>
5562 * jump.c (simplejump_p): Recognize any single_set jump
5565 2001-01-07 Richard Henderson <rth@redhat.com>
5567 * configure.in (slibdir): Accept an --with-slibdir option.
5568 Use "test" not "[" in configure. Default to $(libdir).
5570 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
5572 * config/t-aix43 (SHLIB_INSTALL): Likewise.
5573 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
5574 (SHLIB_LINK): Create links for the soname.
5575 * config/mips/t-iris6: Likewise.
5576 * config/sparc/t-slibgcc: Likewise.
5577 * config/sparc/t-slibgcc-sld: Likewise.
5579 2001-01-07 Jakub Jelinek <jakub@redhat.com>
5581 * config/i386/i386.c (constant_call_address_operand): Accept
5582 (const (plus (symbol_ref) (const_int))).
5583 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
5584 constant_call_address_operand.
5586 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5588 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
5589 and LONG_LONG_TYPE_SIZE > 32.
5591 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5593 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
5594 the previous change.
5596 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
5598 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
5600 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
5601 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
5602 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
5605 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5607 * fix-header.c (read_scan_file): s/pfile/scan_in/.
5609 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5611 * c-lang.c (c_post_options): Call cpp_post_options.
5612 * objc/objc-act.c (objc_post_options): Similarly.
5613 * cppmain.c (main): Similarly.
5614 * fix-header.c (read_scan_file): Similarly.
5615 * cppinit.c (cpp_start_read): Move option consistency checks
5616 to cpp_post_options. Don't call init_dependency_output.
5617 If needed, add default target and main file dependency.
5618 (OPT_MD, OPT_MMD): Remove.
5620 (cpp_handle_option): Update for OPT_* changes.
5621 (cpp_post_options): New.
5622 (init_dependency_output): Command line -MF overrides environment
5623 variables. Don't set default target etc. Suppress output
5624 if dependencies are going to stdout.
5625 (print_help): Update.
5626 * cpplib.h (cpp_post_options): New.
5627 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
5629 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
5631 * jump.c (comparison_dominates_p): Support unordered compares.
5633 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
5635 * simplify-rtx.c (simplify_relational_operation): Always simplify
5636 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
5639 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
5641 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
5642 (nonzero_bits): Likewise.
5643 (simplify_comparison): Likewise.
5644 (num_sign_bit_copies): Likewise; return more sane value depending
5645 on STORE_FLAG_VALUE.
5646 (known_cond): Do not assume EQ to be always true for equivalent
5649 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
5651 * cse.c (fold_rtx): Handle unordered comparisons.
5653 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
5655 * rtlanal.c (set_of_1): New static function.
5656 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
5657 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
5658 reg_set_last_last_regno): Remove.
5659 (set_of): New global function.
5660 (set_of_data): New structure.
5661 (reg_set_p, reg_set_last): Revamp for set_of.
5662 * rtl.h (set_of): New.
5664 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5666 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5667 * extend.texi: Document _Exit builtin.
5669 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5671 * (initialize, initialize_builtins,
5672 initialize_dependency_output, initialize_standard_includes):
5673 Rename s/initialize/init. Update.
5674 (init_dependency_output): Move to after
5675 cpp_handle_options, the correct location temporally at least.
5676 (opt_comp): Move next to init (), its caller. Fix prototype.
5677 (init): Make "initialized" local scope.
5678 (cpp_create_reader): Always call init ().
5679 (cpp_start_read): Update.
5680 (output_deps): New function, broken out of cpp_finish.
5681 (cpp_finish): Break out output_deps.
5683 2001-01-07 Richard Henderson <rth@redhat.com>
5685 * collect2.c (COFF specific stuff): Revert 12-06 patch
5686 to prototype system functions.
5688 2001-01-07 Michael Hayes <mhayes@redhat.com>
5690 * hard-reg-set.h: Add multiple include guard.
5691 * basic-block.h (struct loop): Add `sink' field.
5692 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5693 (emit_iv_add_mult): Delete.
5694 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5695 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5696 (unroll_loop): Remove end_insert_before argument.
5697 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5698 (maybe_eliminate_biv_1): Likewise.
5699 (emit_iv_add_mult): Delete.
5700 (gen_add_mult, loop_regs_update): New.
5701 (loop_insn_emit_after, loop_insn_emit_before): New.
5702 (loop_insn_sink, loop_insn_sink_or_swim): New.
5703 (emit_iv_add_mult): Delete.
5704 (scan_loop): Set loop->sink.
5705 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5706 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5707 (maybe_eliminate_biv_1): Likewise.
5708 (maybe_eliminate_biv_1): Add basic block argument.
5709 * unroll.c (unroll_loop): Remove end_insert_before argument.
5710 (find_splittable_regs): Likewise.
5711 (find_splittable_regs): Use loop_insn_sink and its ilk.
5712 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5714 2001-01-07 Michael Hayes <mhayes@redhat.com>
5716 * loop.h (loop_insn_hoist): New prototype.
5717 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5718 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5719 (check_dbra_loop, load_mems): Likewise.
5720 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5721 (find_splittable_givs): Likewise.
5723 2001-01-07 Michael Hayes <mhayes@redhat.com>
5725 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5727 2001-01-07 Richard Henderson <rth@redhat.com>
5729 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5731 2001-01-07 Richard Henderson <rth@redhat.com>
5733 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5734 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5735 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5736 variant that handles a shared libgcc.
5737 (process_command): Always validate -{static,shared}-libgcc.
5738 (do_spec_1): New 'M' case.
5739 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5741 2001-01-07 Richard Henderson <rth@redhat.com>
5743 * Makefile.in (slibdir): New variable.
5744 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5745 (installdirs): Create slibdir.
5746 (install-libgcc, install-multilib): Defer to libgcc.mk.
5747 * configure.in (slibdir): Substitute.
5748 * mklibgcc.in (install): New target.
5750 * config/t-linux (SHLIB_LINK): Create links for the soname.
5751 (SHLIB_INSTALL): New.
5752 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5753 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5754 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5755 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5756 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5758 2001-01-07 Richard Henderson <rth@redhat.com>
5760 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5761 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5762 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5764 2001-01-07 Michael Hayes <mhayes@redhat.com>
5766 * loop.c (count_loop_regs_set): Delete.
5767 (load_mems_and_recount_loop_regs_set): Delete.
5768 (loop_regs_scan): Merge common code from count_loop_regs_set,
5769 scan_loop, and load_mems_and_recount_loop_regs_set.
5770 (scan_loop): Call load_mems directly and loop_regs_scan
5771 again if new registers created.
5773 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5775 * toplev.c (main): Call the front-end specific post_options
5776 hook if one is given.
5777 * toplev.h (struct_lang_hooks, lang_hooks): New.
5778 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5779 for the C front end.
5780 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5781 lang_hooks for the C++ front end.
5782 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5783 lang_hooks for the ObjC front end.
5784 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5785 * java/lang.c (lang_hooks): Hooks for the Java front end.
5787 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5789 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5790 for verbose DWARF[2] debugging.
5791 (cb_define, cb_undef): The new callbacks.
5792 * toplev.h (debug_define, debug_undef): Make const correct.
5793 * toplev.c (debug_define, debug_undef): Similarly. Do not
5794 perform the verbosity tests here anymore.
5796 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5798 * reload.c (subst_reloads): Take INSN argument. When
5799 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5800 * reload.h (subst_reloads): Adjust prototype.
5801 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5802 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5803 present in JUMP_INSNs and copy them to JUMP_LABEL.
5804 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5805 JUMP_INSNs and insns with REG_LABELs that are followed by
5806 JUMP_INSNs with the same REG_LABEL.
5807 * sched-rgn.c (is_cfg_nonregular): Likewise.
5808 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5810 * unroll.c (unroll_loop): Look for REG_LABEL notes in
5812 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
5814 2001-01-06 Richard Henderson <rth@redhat.com>
5816 * loop.c (scan_loop): Use xcalloc for the regs array.
5817 (load_mems_and_recount_loop_regs_set): Zero the new memory
5818 received from xrealloc.
5820 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
5822 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
5824 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
5826 * integrate.c (copy_rtx_and_substitute): When copying
5827 an ignored return value, strip REG_FUNCTION_VALUE_P.
5829 2001-01-06 Michael Hayes <mhayes@redhat.com>
5831 * loop.c (debug_biv, debug_giv): New.
5832 (loop_biv_dump): Break out from ...
5833 (record_biv): ... here.
5834 (loop_giv_dump): Break out from ...
5835 (record_giv): ... here.
5836 (loop_bivs_check): Use print_simple_rtl.
5837 * unroll.c (loop_iterations): Use print_simple_rtl.
5839 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5841 * pa.md (return, return_internal): Modify patterns to prevent regrename
5842 mucking with the return pointer.
5844 2001-01-05 Richard Henderson <rth@redhat.com>
5846 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
5848 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
5850 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
5851 version supplied by Matteo Frigo.
5853 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5855 * cpp.texi: Update for -MQ.
5856 * cppinit.c (cpp_create_reader): Always create pfile->deps.
5857 (cpp_cleanup): Always free pfile->deps.
5858 (initialize_dependency_output): Don't create pfile->deps.
5859 (cpp_handle_option): Similarly.
5861 * gcc.c (cpp_options): Handle -MQ.
5862 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5863 * mkdeps.c (base_name): Remove.
5864 (deps_init): Don't allocate vector space until it's needed.
5865 (deps_free): Only free vectors if allocated.
5866 (deps_add_target, deps_add_dep): Update for initial allocation.
5867 (deps_add_default_target): Don't strip to the base_name.
5869 2001-01-05 DJ Delorie <dj@redhat.com>
5871 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
5872 (INIT_EXPANDERS): Define.
5874 * config/v850/v850.c (struct machine_function): Define.
5875 (v850_save_machine_status): New function.
5876 (v850_restore_machine_status): New function.
5877 (v850_return_addr): New function.
5878 (v850_init_expanders): New function.
5880 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
5881 and v850_init_expanders.
5883 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5885 * cpplib.h (struct cpp_reader): Add help_only field.
5886 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
5887 (cpp_handle_option): Set pfile->help_only if we see -h,
5888 --help, -target-help, or --version. Print version string but
5889 do not set help_only if we see -v or -version. Make text
5890 printed by -v match that printed by (-)-version.
5892 * cppmain.c (main): Exit after option parsing if
5893 pfile->help_only is true.
5895 * toplev.c (independent_decode_option): Call print_version,
5896 then exit, if we see --version (but not -version).
5897 (print_version): Split lengthy message into two lines.
5899 2001-01-05 Nick Clifton <nickc@redhat.com>
5901 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
5902 temporary string for initialisation before calling ggc_alloc_string.
5904 2001-01-06 Michael Hayes <mhayes@redhat.com>
5906 * rtl.h (print_simple_rtl): New.
5907 * print-rtl.c (print_simple_rtl): New.
5909 (print_rtx): Disable printing of flags and modes, etc.,
5910 if `flag_simple` nonzero.
5912 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5914 * function.c (fixup_var_refs): Use push_to_full_sequence where
5917 2001-01-05 Michael Meissner <meissner@redhat.com>
5919 * flags.h (flag_reorder_blocks): Add declaration.
5920 (flag_rename_block): Ditto.
5922 2001-01-05 DJ Delorie <dj@redhat.com>
5924 * function.c (reorder_blocks): Make sure the flags are all reset
5925 before using them to mark blocks, else a second invocation will
5926 corrupt the block chain.
5927 (reorder_blocks_0): New, resets the flags.
5929 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
5931 * cse.c (find_comparison_args): Stop if the argument is known to
5934 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5936 * config/sh/sh.md (movdf): When splitting load into pair of
5937 registers, don't clobber the register used in the address too
5940 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
5942 * varasm.c (mark_constant_pool): Improve initial comments.
5943 (mark_constants): Move marking of constants to mark_constant.
5944 (mark_constant): New function to recursively mark all constants
5945 referred to by a constant.
5947 2001-01-05 Catherine Moore <clm@redhat.com>
5949 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
5951 2001-01-05 Phil Edwards <pme@sources.redhat.com>
5953 * cp/lang-options.h: Bring comment in line with reality.
5954 * f/lang-options.h: Likewise.
5955 * java/lang-options.h: Likewise.
5956 * objc/lang-options.h: Likewise.
5957 * ch/lang-options.h: Likewise.
5958 * f/g77.texi: And update the manual.
5960 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
5961 Denis Chertykov <denisc@overta.ru>
5963 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
5964 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
5965 * config/avr/avr.md (all peepholes that request a scratch register):
5966 Call it, FAIL the peephole if not safe (in interrupt functions).
5968 2001-01-05 Mark Mitchell <mark@codesourcery.com>
5970 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
5972 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
5974 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
5976 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
5977 BUILT_IN_CREAL and BUILT_IN_CIMAG.
5978 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
5979 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
5980 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
5982 * extend.texi: Document these builtins.
5984 2001-01-05 Daniel Berlin <dberlin@redhat.com>
5986 * c-common.c (lang_get_alias_set): Say we know nothing of
5987 VECTOR_TYPE aliasing.
5989 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
5991 2001-01-05 Bruce Korb <bkorb@gnu.org>
5993 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
5994 their x* equivalent versions for atexit-less systems
5995 * fixinc/fixincl.c(main): do not return from main() on atexit-less
5996 systems (or any other system any more).
5998 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
6000 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
6001 output operands. Use arm_hard_register_operand for operand 4.
6002 (stmsi_postinc): Similarly.
6003 (ldmsi): Use arm_hard_register_operand for opernand 2.
6005 * arm.c (arm_hard_register_operand): New function.
6006 * arm-protos.h (arm_hard_register_operand): Prototype it.
6008 * arm.h (HARD_REGNO_RENAME_OK): Define.
6010 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
6012 * simplify-rtx.c (cfc_args): add "unordered" field.
6013 (check_fold_consts): Set unordered field.
6014 (simplify_relational_operation): Simplify the unordered
6017 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
6020 * emit-rtl.c (try_split): Fix code to mark labels.
6021 * jump.c (mark_jump_label): Make global.
6022 * rtl.h (mark_jump_label): Declare.
6024 * predict.c (estimate_probability): Handle unordred comparisons.
6026 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6028 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
6029 * cppinit.c (initialize_dependency_output): Update.
6030 (cpp_finish): Output dummy targets for -MP.
6032 (cpp_handle_option): Handle -MP. Don't quote -MT options.
6033 * cpplib.h (struct cpp_options): Add deps_phony_targets.
6034 * gcc.c (cpp_options): Update to handle -MP.
6035 * mkdeps.c (deps_add_target, deps_add_default_target): Update
6036 to quote only the default target.
6037 (deps_phony_targets): Insert a preceding newline. Rename from
6038 deps_dummy_targets for consistency.
6041 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6043 * calls.c (emit_library_call_value_1): Support
6044 INIT_CUMULATIVE_LIBCALL_ARGS.
6045 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
6047 2001-01-04 Richard Henderson <rth@redhat.com>
6049 * c-decl.c (finish_struct): Detect flexible array members
6050 used in an inappropriate context.
6051 * c-typeck.c (really_start_incremental_init): Special case
6052 constructor_max_index for zero length arrays.
6053 (pop_init_level): Allow initialization of flexible array
6054 members. Deprecate initialization of zero length arrays.
6055 Don't issue missing initializer warning for flexible array
6056 members or zero length arrays.
6057 (process_init_element): Don't dereference null DECL_SIZE.
6058 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
6059 Don't abort for empty constructors. Use size_binop
6060 (output_constructor): Add commentary regarding zero length
6061 array futures. Abort if we try to initialize an array of
6062 unspecified length with a non-empty constructor in the middle
6065 * extend.texi (Zero Length): Update and clarify documentation
6066 on static initialization.
6068 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6070 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
6071 with more than 32767 words of local storage.
6073 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6075 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
6076 for 'abs', 'labs', and 'fabs'.
6077 (c4x_expand_builtin): Likewise.
6078 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
6080 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6082 * config/sh/sh.md (prget, prset): New insn types.
6083 (return delay slot): Dont' allow prset.
6084 (call, sfunc delay slot): Don't allow prget.
6085 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
6086 for prset and prget.
6088 2001-01-05 Michael Hayes <mhayes@redhat.com>
6090 * loop.h (struct loop_reg): New.
6091 (struct loop_regs): Change to use array of `struct loop_reg'.
6092 * loop.c: Replace assortment of varrays with single regs array.
6093 (count_one_set): Delete may_not_move array argument
6094 and use regs array instead. All caller's changed.
6095 (count_loop_regs_set): Delete may_not_move and single_usage
6096 arguments and use regs array instead. All caller's changed.
6097 (find_single_use_in_loop): Replace usage array argument with pointer
6098 to regs structure. All caller's changed.
6099 (loop_optimize): Delete `moved_once' array.
6101 2001-01-05 Michael Hayes <mhayes@redhat.com>
6103 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
6104 Use it instead of loop_info->has_call for scanning loop mems.
6105 (check_dbra_loop): Replace loop_info->has_call test with
6106 loop_info->has_nonconst_call.
6108 2000-01-04 Matthew Hiller <hiller@redhat.com>
6110 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
6113 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6115 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
6116 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
6118 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6120 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
6121 (flag_short_double, flag_short_wchar): Define.
6122 (c_common_nodes_and_builtins): Create many tree nodes shared
6123 between C and C++ here instead of in cp/decl.c and ...
6124 * c-decl.c (init_decl_processing): ... here.
6125 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6126 (flag_short_double, flag_short_wchar): Don't define.
6127 (record_builtin_type): New function.
6128 (build_void_list_node): New function.
6129 * c-common.h (flag_short_double, flag_short_wchar,
6130 record_builtin_type, build_void_list_node): Declare.
6132 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6134 * integrate.c (expand_inline_function): Don't put a virtual
6135 register into the reg map.
6137 * function.c (fixup_var_refs_1): If force_operand didn't put
6138 the address into the target, move it there.
6140 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6142 Special-case tree_decl/tree_list allocations.
6143 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6144 (OBJECT_SIZE): New macro.
6145 (NUM_EXTRA_ORDER): Likewise.
6146 (extra_order_size_table): New variable.
6147 (NUM_ORDERS): New macro.
6148 (objects_per_page_table): New variable.
6149 (object_size_table): New variable.
6150 (G.pages): Use NUM_ORDERS to bound the array.
6151 (G.page_tails): Likewise.
6152 (DIV_ROUND_UP): Remove.
6153 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6154 (alloc_page): Use OBJECT_SIZE.
6155 (size_lookup): Don't make it const.
6156 (ggc_alloc): Use OBJECT_SIZE.
6157 (ggc_set_mark): Likewise.
6158 (ggc_get_size): Likewise.
6159 (init_ggc): Set up the object_size_table, objects_per_page_table,
6160 and adjust size_lookup.
6161 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6162 (ggc_pop_context): Use NUM_ORDERS.
6163 (clear_marks): Likewise.
6164 (sweep_pages): Likewise.
6165 (poison_pages): Likewise.
6166 (ggc_print_statistics): Use OBJECT_SIZE.
6168 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6170 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6171 Only call array_size_for_constructor if last field and array type
6172 with no upper bound.
6174 2001-01-04 Philip Blundell <philb@gnu.org>
6176 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6177 from bit 31 downwards, if this requires no more insns.
6178 (count_insns_for_constant): New helper function for above.
6180 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6182 * gencodes.c (output_predicate_decls): Remove empty initializer.
6184 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6186 * tree.c (copy_node): Remove documentation about obstacks.
6187 (buidl1): Check that nobody tries to build 2-argument nodes this
6190 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6192 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6195 * gencodes.c (output_predicate_decls): Fill empty initializer
6198 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6200 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6201 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6203 (do_include): Handle missing headers like cpp0.
6204 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6205 paths with first include pathname. Don't strcat to uninitialized
6208 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6210 * regrename.c (regrename_optimize): Don't rename from frame pointer
6211 if frame_pointer_needed.
6212 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6213 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6214 (ia64_reorg): Use it instead of scheduling if ! optimize.
6215 (errata_emit_nops): Properly call asm_noperands.
6216 (ia64_sched_reorder): Finish cycle if we see an asm.
6217 (ia64_variable_issue): Clear scheduling state after asms.
6219 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6221 * cpp.texi: Update for -MT.
6222 * cppinit.c (initialize_dependency_output): Add a default
6223 target if none has been given already.
6224 (no_tgt, OPT_MT): New.
6225 (cpp_handle_option): Handle -MT. Update -M etc.
6226 * cpplib.h (struct cpp_options): Remove deps_target.
6227 * gcc.c (cpp_options): Handle -MT.
6228 * mkdeps.c (struct deps): Move from mkdeps.h.
6229 (deps_calc_target): Rename deps_add_default_target. Add a
6230 default target if none has been specified already.
6231 * mkdeps.h (struct deps): Move to mkdeps.c.
6232 (deps_calc_target): Rename deps_add_default_target.
6234 2000-01-03 Richard Henderson <rth@redhat.com>
6236 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6238 * c-typeck.c (push_init_level): Move checks for flexible array
6239 members and zero length arrays ...
6240 (pop_init_level): ... here. Silently discard empty initializations.
6242 * varasm.c (output_constructor): Update for sizeof change to
6245 * extend.texi (Zero Length): Clarify semantics.
6247 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6249 * configure.in (tm.h): Include isns-codes.h last.
6250 * configure: Rebuilt.
6252 2001-01-03 Richard Henderson <rth@redhat.com>
6254 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6255 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6257 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6259 * tradcpp.c (main): Make sure finclude() is called with a valid
6260 indepth value while handling -include.
6262 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6264 * gencodes.c (output_predicate_decls): New function.
6266 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6267 even if it is not the first time machmode.h is #included.
6268 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6269 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6270 * gcc.texi (Copyright): Added 2001.
6272 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6274 * c-common.c (c_common_lang_init): New function. Warn if format
6275 warning options which only have effects when used with -Wformat
6276 are used without -Wformat.
6277 * c-common.h (c_common_lang_init): Declare.
6278 * c-lang.c (lang_init): Call c_common_lang_init.
6279 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6281 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6283 * configure.in: Check for the mktemp command.
6284 * configure: Regenerate.
6285 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6286 $TEMP. Create temporary files with mktemp, if available at
6287 configure time; otherwise use set -C. Remove temporary files
6290 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6292 * configure.in: Require at least texinfo 4.0. Check for whether
6293 Pod::Man is sufficiently recent to regenerate GCC manpages.
6294 * configure: Regenerate.
6295 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6297 (GENERATED_MANPAGES): Define.
6298 (generated-manpages): New target. Depend on cpp.1 as well as
6300 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6301 configure to generated-manpages or empty) rather than on the
6302 manpages directly. Remove execute permission from installed
6303 gcov.1 as well as cpp.1.
6304 * cpp.1, gcov.1: Regenerate.
6306 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6308 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6309 tree_low_cst. Allow using cmpstrsi in more cases.
6311 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6313 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6316 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6318 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6319 * Makefile.in (HOST_CFLAGS): Mention build-make.
6321 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6323 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6326 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6328 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
6331 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
6334 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
6335 reg_base_value and reg_known_value arrays.
6336 (init_alias_analysis): Add more cases to detect known values.
6337 * sched-deps.c (deps_may_trap_p): New function.
6338 (sched_analyze_2): Use it.
6340 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6342 * combine.c (simplify_shift_const): Even if we're sign-extracting,
6343 don't discard an ASHIFTRT if we're shifting in a wider mode.
6345 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6347 * toplev.c (rest_of_compilation): Don't print basic block information
6348 when CFG isn't up to date.
6350 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
6352 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
6353 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
6354 (UNALIGNED_SHORT_ASM_OP): Define.
6355 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
6357 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6359 * fold-const.c (fold_convert): Fix typo.
6361 2001-01-02 Richard Henderson <rth@redhat.com>
6363 * c-common.h (ASM_INPUT_P): New.
6364 * c-parse.in (asm): Set it when needed.
6365 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
6366 existance of an operand.
6368 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
6370 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
6371 (dwarf2out_frame_debug_expr): Likewise.
6372 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
6374 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
6376 * i386.c (ix86_split_to_parts): Return number of part required;
6378 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
6380 (ix86_split_long_move): Use number of part returned
6381 by ix86_split_to_parts
6382 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
6384 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
6385 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
6386 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
6387 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
6388 (ALIGN_MODE_128): Add TFmode.
6389 (IS_STACK_MODE): Likewise.
6390 (HARD_REGNO_NREGS): TFmode needs 3 registers.
6391 (HARD_REGNO_OK): Support TFmodes.
6392 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
6393 * i386.md (scheduler definitions): Use memory operand to determine
6394 fst/fld instructions; use mode attribute to determine real mode of
6396 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
6397 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
6399 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6401 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
6403 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6405 * expr.c (store_constructor_field): Update ALIGN before calling
6408 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6410 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
6413 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6415 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
6418 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6420 * c-decl.c (start_function): Don't warn on third parameter to main.
6422 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6424 * tsystem.h: Define HAVE_DECL_GETOPT.
6426 2001-01-02 Philip Blundell <pb@futuretv.com>
6428 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
6431 2001-01-02 Richard Henderson <rth@redhat.com>
6433 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
6435 2001-01-02 Andreas Jaeger <aj@suse.de>
6437 * c-decl.c (c_decode_option): Remove support of
6440 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
6441 (W_options): Add -Wmissing-noreturn here.
6443 * flow.c: Define lang_missing_noreturn_ok_p.
6444 (check_function_return_warnings): Use it.
6446 * c-common.h: Declare lang_missing_noreturn_ok_p.
6448 * c-lang.c (c_missing_noreturn_ok_p): New function.
6449 (lang_init): Set lang_missing_noreturn_ok_p.
6451 * invoke.texi (Warning Options): Document this.
6453 2000-12-27 Phil Edwards <pme@sources.redhat.com>
6455 * extend.texi (C++ Extensions): New node for C++ attributes;
6456 describe init_priority and com_interface.
6457 * invoke.texi: Remove -finit-priority as it now has zero effect.
6458 * install.texi: Fix xref syntax.
6459 * md.texi: Likewise.
6461 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6463 * config.gcc (sparc64-wrs-vxworks*): New case.
6464 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
6466 * config/sparc/sparc.c (sparc_override_options): Do support different
6467 pointer and architecture size.
6468 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
6469 (POINTERS_EXTEND_UNSIGNED): Define.
6470 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
6471 (FUNCTION_MODE): Define to be Pmode.
6472 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
6474 * function.c (expand_function_end): Properly handle DECL_RESULT
6475 and copy when ptr_mode != Pmode.
6476 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
6478 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6480 * c-common.c (c_common_nodes_and_builtins): Set prototype
6481 parameters for __builtin_fputs, __builtin_fputc and
6482 __builtin_fwrite. Don't declare plain fputc as a builtin.
6484 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6486 * loop.c (add_label_notes): Increment the label usage count when
6487 a note is added to an insn which refers to a CODE_LABEL.
6488 * gcse.c (add_label_notes): Likewise.
6490 2001-01-01 Andreas Jaeger <aj@suse.de>
6492 * loop.c (scan_loop): Use xmalloc to allocate movables.
6494 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6496 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
6497 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
6498 * reload1.c (REGISTER_MOVE_COST): Likewise.
6499 * regclass.c (REGISTER_MOVE_COST): Likewise.
6500 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
6501 dimension. Adjust all users.
6502 (init_reg_sets_1): Iterate on all modes.
6503 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
6504 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
6505 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
6506 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
6507 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
6508 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
6509 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
6510 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
6511 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
6512 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
6513 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
6514 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
6515 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
6516 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
6517 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
6518 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
6519 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
6520 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
6521 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
6522 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
6523 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
6524 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
6525 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
6526 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
6527 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
6528 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
6529 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
6531 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6533 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
6534 arg VARIES_P. Call it with extra arg.
6535 (true_dependence): Likewise.
6536 * rtl.h (rtx_addr_can_trap_p): Declare.
6537 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
6539 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
6540 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
6541 pic offset table register if it's zero. All callers changed.
6542 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
6544 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6546 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
6547 STRING_POOL_ADDRESS_P.
6549 * config/sparc/sparc.c (input_operand): Properly test for short op.
6551 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
6552 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
6553 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
6554 * config/sparc/elf.h: No longer include sol2.h.
6555 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
6556 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
6558 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
6560 2001-01-01 Michael Hayes <mhayes@redhat.com>
6562 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
6563 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
6564 (record_initial): Likewise.
6565 * unroll.c (copy_loop_body, loop_iterations): Likewise.
6566 (remap_split_bivs): Likewise.
6568 2001-01-01 Michael Hayes <mhayes@redhat.com>
6570 * loop.c (loop_ivs_free): New function.
6571 (strength_reduce): Break out from...
6573 2001-01-01 Michael Hayes <mhayes@redhat.com>
6575 * loop.h (struct iv): New.
6576 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
6577 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
6578 'reg_biv_class' fields with 'regs' and 'n_regs'.
6579 (struct ivs): Rename 'loop_iv_list' field to 'list'.
6580 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
6581 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
6583 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
6585 * resource.c (mark_referenced_resources): Abort() before
6586 attempting to mark a pseudo register.
6587 (mark_set_resources): Likewise.
6589 2001-01-01 Michael Hayes <mhayes@redhat.com>
6591 * loop.h (REG_IV_CLASS): New accessor macro.
6592 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
6593 * unroll.c (REG_IV_CLASS): Likewise.
6595 See ChangeLog.4 for earlier changes.