1 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3 * c-lex.h (save_and_forget_protocol_qualifiers,
4 forget_protocol_qualifiers, remember_protocol_qualifiers):
5 Remove deleted functions' prototypes.
7 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
9 * c-parse.in (methodtype): New production.
10 (methoddef, methodproto): Collapse separate '-' and '+'
13 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
15 * c-common.h (RID_FIRST_PQ): New.
16 * c-parse.in (objc_pq_context): New.
17 (objc parser): Set objc_pq_context rather than calling
18 remember_protocol_qualifiers and forget_protocol_qualifiers.
19 Don't call save_and_forget_protocol_qualifiers.
20 (yylexname): Handle objc protocol qualifiers here.
21 * stringpool.c (struct str_header): Replace with sp_hashnode.
22 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
23 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
24 Allocate an IDENTIFIER_NODE for each identifier.
25 (FORALL_STRINGS, set_identifier): Delete.
26 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
27 (ggc_alloc_string): Use an obstack.
28 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
29 * tree.h: Update comments.
30 (set_identifier): Delete.
31 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
32 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
33 remember_protocol_qualifiers): Delete.
35 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
37 * flow.c (life_analysis): After life analysis is complete, do
38 an optional scan over insns looking for REG_LABEL notes that
39 reference a deleted label.
40 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
41 before peeking at LABEL_NUSES.
43 2001-05-15 Richard Henderson <rth@redhat.com>
45 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
46 (_Unwind_GetTextRelBase): New.
48 2001-05-15 Mark Mitchell <mark@codesourcery.com>
50 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
52 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
54 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
55 so that CHOOSE_SECTION gets used.
57 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
58 TARGET_RELOCATABLE like flag_pic for now.
60 2001-05-15 David Edelsohn <edelsohn@gnu.org>
62 * rs6000.md (movdi splitter): Sign extend more efficiently.
63 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
64 to "long long" valid on 32-bit and 64-bit hosts.
65 (logical_operand): Cast trunc_int_for_mode return value.
66 (rs6000_emit_move): Shift macro to encapsulate variable.
67 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
68 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
69 plus_constant requires signed argument.
71 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
73 * gthr-posix.h: Make additional pthread-* functions weak.
75 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
77 * recog.c (apply_change_group): Avoid unneeded validating.
79 2001-05-14 David Edelsohn <edelsohn@gnu.org>
81 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
82 (num_insns_constant): CONST_INT can be 64-bits.
84 2001-05-14 Stan Shebs <shebs@apple.com>
86 * config/darwin.h (LIB_SPEC): Just use -lSystem.
87 (LIBGCC_SPEC): Don't define.
89 2001-05-14 Richard Henderson <rth@redhat.com>
91 * configure.in (gcc_cv_as_eh_frame): New test.
92 * config.in, configure: Rebuild.
93 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
95 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
97 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
98 extended precision divide.
100 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
102 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
105 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
107 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
108 (CPP_CPU??_SIZE_TYPE): New.
109 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
110 (CPP_CPU_SPEC): ... here; support choosing of CPU.
111 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
112 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
114 * i386.c (override_options): Add sorry about not suported modes.
116 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
118 * config/pa/som.h (NM_FLAGS): Remove.
119 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
120 (ASM_OUTPUT_SECTION_NAME): Remove.
121 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
123 2001-05-14 Mark Mitchell <mark@codesourcery.com>
125 * regrename.c (regrename_optimize): Do not rename registers to
128 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
130 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
131 contain MEMs. Remove useless distinction about clobbering
134 2001-05-13 Geoff Keating <geoffk@redhat.com>
136 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
137 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
138 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
139 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
140 (EXCEPTION_SECTION): Define.
142 2001-05-13 Zack Weinberg <zackw@stanford.edu>
144 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
145 binary backward compat only.
146 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
147 in LIB2FUNCS. Pass it to mklibgcc.
148 * mklibgcc.in: Handle LIB2FUNCS_ST.
150 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
152 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
154 * tm.texi (THREAD_MODEL_SPEC): Document it.
155 * gcc.c (main): Use it.
156 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
157 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
159 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
161 * rtl.h (SYMBOL_REF_WEAK): New macro.
162 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
163 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
164 * rtl.texi (SYMBOL_REF_WEAK): Document it.
165 * gcc.texi: Remove wrong description.
167 2001-05-13 Mark Mitchell <mark@codesourcery.com>
169 * Makefile.in (STAMP): New macro.
170 Replace all uses of `touch' with $(STAMP).
171 * fixinc/Makefile.in: Likewise.
173 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
175 * configure.in: ldopen is never in -lexc, so don't test for it.
176 Add test for exc_resume in -lexc for Ada.
177 * configure: Regenerated.
179 2001-05-12 Richard Henderson <rth@redhat.com>
181 * dwarf2asm.c (size_of_encoded_value): New function.
182 * dwarf2asm.h: Declare it.
183 * except.c (output_function_exception_table): Align the TType
184 array only as wide as the encoding.
186 2001-05-12 Zack Weinberg <zackw@stanford.edu>
188 * extend.texi: Document #pragma GCC java_exceptions.
190 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
192 * c-parse.in (bison parser, init_reswords): Remove uses of
194 * c-tree.h (doing_objc_thang): Remove.
196 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
198 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
199 about files not ending in newlines.
201 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
203 * dwarfout.c (dwarfout_init): Add cast.
204 * sched-deps.c (sched_analyze_insn): Remove unused vars.
205 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
207 * method.c (build_mangled_C99_name): Remove unused prototype.
209 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
211 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
213 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
215 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
216 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
218 2001-05-11 Richard Henderson <rth@redhat.com>
220 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
221 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
222 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
223 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
224 (dw2_output_indirect_constants): Prototype.
225 * dwarf2out.c (dwarf2out_begin_prologue): Generate
226 current_function_func_begin_label if we'll need it for EH. Exit
227 early for IA64_UNWIND_INFO.
228 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
229 (eh_data_format_name): Update for indirect references.
230 (output_function_exception_table): Care for IA64_UNWIND_INFO.
231 Handle ASM_PREFERRED_EH_DATA_FORMAT.
232 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
233 define HAVE_eh_return etc.
234 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
235 (final_end_function): Don't call output_function_exception_table.
236 * toplev.c (compile_file): Call dw2_output_indirect_constants.
237 (rest_of_compilation): Invoke output_function_exception_table
238 for ia64 before assemble_end_function.
239 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
240 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
242 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
243 * unwind.h: Declare them.
244 * libgcc-std.ver: Export them.
245 * unwind-pe.h: New file.
247 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
249 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
251 (find_fde_for_dso): Extract DT_PLTGOT.
252 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
253 the segment and gp as well.
254 * config/ia64/frame-ia64.c: Remove file.
255 * config/ia64/frame-ia64.h: Remove file.
256 * config/ia64/unwind-ia64.c: New file.
257 * config/ia64/unwind-ia64.h: New file.
258 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
259 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
260 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
261 (ASM_PREFERRED_EH_DATA_FORMAT): New.
262 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
263 (IA64_UNWIND_INFO): Re-enable.
264 (HANDLER_SECTION): Remove.
265 (EH_RETURN_DATA_REGNO): New.
266 * config/ia64/ia64.md (exception_receiver): Remove.
267 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
268 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
270 2001-05-11 Richard Henderson <rth@redhat.com>
272 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
273 calls and jumps to be bundled together.
274 (ia64_reorg): Emit a break after a noreturn call that ends
276 * config/ia64/ia64.md (break_f): New.
278 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
280 * c-lex.c (lex_charconst): Convert into a simple wrapper
281 around cpp_interpret_charconst, to which most of the code
283 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
284 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
285 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
286 (lex): Use cpp_interpret_charconst.
287 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
288 hex_digit_value): New functions.
289 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
290 * cpplib.h (cpp_interpret_charconst): New prototype.
291 * Makefile.in: Update.
293 2001-05-12 Dean Wakerley <dean@wakerley.com>
295 * doc/install.texi: New file. Converted to texinfo from the HTML
296 documentation in wwwdocs/htdocs/install.
298 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
300 * gcse.c (insert_insn_end_bb): Do not search for assignments to
301 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
303 * toplev.c (compile_file): Move comment for opening output
304 file to just before the code that opens the output file.
306 2001-05-11 Jakub Jelinek <jakub@redhat.com>
308 * regmove.c (regmove_optimize): Suppress the optimization for
309 unchanging destination register. Add comment above function.
311 2001-05-11 Zack Weinberg <zackw@stanford.edu>
313 * Makefile.in: Exterminate all references to assert.h.
314 * cross-make: Likewise.
316 * configure.in: Correct commentary.
317 * configure: Regenerate.
319 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
322 * config/t-freebsd, config/t-linux, config/t-linux-aout,
323 config/t-netbsd, config/t-rtems, config/x-linux,
324 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
325 No need to override INSTALL_ASSERT_H.
327 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
328 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
329 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
331 2001-05-11 Graham Stott <grahams@redhat.com>
333 * combine.c (simplify_comparison): Fix typo.
335 2001-05-11 Mark Mitchell <mark@codesourcery.com>
337 * loop.h (struct movables): Remove `num'.
338 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
339 Adjust call to strength_reduce.
340 (num_unmoved_movables): New function.
341 (move_movables): Don't set movables->num.
342 (strength_reduce): Compute the number of instructions in the loop
343 here, rather than in the caller.
344 (check_dbra_loop): Always clear reversible_mem_store if there
346 (loop_regs_scan): Don't count instructions here.
347 (count_insn_in_loop): New function.
349 2001-05-11 Mark Mitchell <mark@codesourcery.com>
351 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
353 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
355 * c-common.c (finish_label_expr): New function, lifted from
357 * c-common.h (finish_label_expr, lookup_label): New prototypes.
358 * c-parse.in: Move 3 blocks of parser code into new functions.
359 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
360 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
361 (lookup_label): Remove.
363 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
365 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
366 FLOAT_BIT_ORDER_MISMATCH.
368 2001-05-10 David Edelsohn <edelsohn@gnu.org>
370 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
371 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
373 2001-05-10 David Edelsohn <edelsohn@gnu.org>
375 * expr.c (emit_group_load): extract_bit_field requires a REG or
378 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
380 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
381 a computed jump into an unconditional jump.
382 In second hunk of code for collapsing computed and conditional jumps
383 into unconditional jumps, reemit the jump in additional cases.
385 * jump.c (jump_optimize_1): Do not wrap the new jump target
386 inside a LABEL_REF; gen_jump will do that automatically.
388 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
390 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
391 contents for a SYMBOL_REF in case of floating point constants.
393 2001-05-10 DJ Delorie <dj@redhat.com>
395 * c-common.c (combine_strings): Widen strings in a
396 host-endian-independent way.
398 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
400 * c-parse.in: Remove many shift/reduce conflicts. Update
402 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
403 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
404 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
405 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
406 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
407 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
408 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
409 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
410 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
411 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
412 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
413 typespec_reserved_nonattr, typespec_reserved_attr,
414 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
415 structsp_nonattr, components_notype, component_notype_declarator,
416 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
417 firstparm, setspecs_fp): New
418 (typed_declspecs, reserved_declspecs, typed_typespecs,
419 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
420 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
421 declmods_no_prefix_attr, nonempty_type_quals, structsp,
422 type_quals): Remove. Users updated.
423 (initdecls, notype_initdecls, after_type_declarator,
424 parm_declarator, notype_declarator, absdcl1, components, ivars):
425 Don't allow attributes at the start of a declarator; include them
426 in the production containing the declarator instead. Always
427 require type specifiers before trying to redeclare a typedef name.
428 (typename): Allow for attributes but warn that they are ignored.
429 (parmlist, firstparm, setspecs_fp): Include attributes in
430 parmlist; suck them off the parser stack in firstparm using
433 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
435 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
436 to determine if a block has an unconditional jump at its end.
438 * jump.c (jump_optimize_1): When converting a conditional jump
439 to an unconditional jump, build the jump using gen_jump instead
440 of just modify operands in-place.
442 2001-05-09 Zack Weinberg <zackw@stanford.edu>
444 * cppinit.c (cpp_post_options): Shut off macro expansion if
446 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
447 IN_I directives only if the # is in column 1 and the directive
448 name begins in column 2.
449 * cppmain.c (scan_buffer): Insert a space between # and an
450 identifier, when that identifier is a directive name.
452 * tradcpp.c (struct file_buf): Add a pointer to the next entry
453 in the header search path.
454 (enum node_type): Add T_INCLUDE_NEXT.
455 (directive_table): Add entry for include_next.
456 (do_include_next): New function.
457 (process_include): New routine, broken out of do_include.
458 (finclude): Insert 'nhd' argument, to be copied into
459 next_header_dir of the new buffer.
460 (main): Adjust to match.
461 * gsyslimits.h, limity.h: Un-indent #include_next.
463 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
465 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
466 inclusion as a chapter of the GCC manual.
467 * gcc.texi: Include objc.texi.
468 * fdl.texi: Use @unnumberedsec for the addendum.
469 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
471 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
473 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
475 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
477 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
478 handling of two-address insns.
480 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
482 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
483 ../binutils/nm-new instead of ../binutils/nm.
485 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
487 * i386.md (movdi splitter): Fix the splitting condition
488 (float_extenddftf splitter): Fix mode.
490 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
492 * genrecog.c (write_switch): Avoid outputting of switch for
493 types wider than int.
495 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
497 * reload1.c (copy_eh_notes): New function.
498 (emit_input_reload_insns): Call it.
499 (emit_output_reload_insns): Call it.
501 2001-05-07 Zack Weinberg <zackw@stanford.edu>
503 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
505 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
506 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
508 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
510 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
512 * pa.md (interspace_jump): Revise comment.
513 (builtin_longjmp): Block initial setup insns from delay slot of
515 (builtin_setjmp_receiver): New expander to save and restore PIC
518 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
520 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
522 * toplev.c (compile_file): Set up the output file before we call
523 the various initializers for the compiler.
525 * except.c (sjlj_mark_call_sites): Do not search for assignments to
526 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
528 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
529 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
531 2001-05-06 Zack Weinberg <zackw@stanford.edu>
533 * Makefile.in (tradcpp0): Correct typo in dependency list.
535 2001-05-06 Geoff Keating <geoffk@redhat.com>
537 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
538 the link register if we're not going to use it.
540 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
541 (output_function_profiler): Likewise.
543 2001-05-07 Alan Modra <amodra@one.net.au>
545 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
547 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
549 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
550 zero-extend it. Make abs_inc unsigned.
552 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
553 widest mode in narrowing and widening operations.
555 * config/mips/mips.md: Sign extend CONST_INTs.
557 2001-05-06 Andreas Jaeger <aj@suse.de>
559 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
560 (i386 Options): Document -momit-leaf-frame-pointer.
562 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
564 * c-typeck.c (internal_build_compound_expr): Check for
565 array to pointer conversion just once.
567 2001-05-05 Richard Henderson <rth@redhat.com>
569 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
571 2001-05-05 Richard Henderson <rth@redhat.com>
573 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
574 to the parent of the fixup region.
576 2001-05-05 Jakub Jelinek <jakub@redhat.com>
578 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
580 * cpp.texi (__NO_INLINE): Document it.
582 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
584 * cppfiles.c (struct include_file): New member err_no.
585 (find_or_create_entry): Set it.
586 (open_file): Don't set fds to -2. Instead, use err_no to
587 remember previous errors, if any.
589 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
591 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
592 between X and Y by using sequences of xgdx and xgdy.
594 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
596 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
597 of '!' for the 'D' alternative ('!' is too strong).
598 ("*logicalsi3_silshl16"): Likewise.
599 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
600 ("movstrictsi"): Remove spurious '+'.
601 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
602 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
603 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
606 2001-05-04 David Edelsohn <edelsohn@gnu.org>
608 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
610 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
612 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
615 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
617 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
620 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
622 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
623 soft register, use ror instead of rol.
625 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
627 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
628 into account pre/post increment decrement for 68HC12.
629 Fix other problems in replacement and fix call to reg_mentioned_p.
631 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
633 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
634 Put the soft registers in bss for 68HC12.
635 (L_regs_d3_4): New for _.d3 and _.d4.
636 (L_regs_d5_6): Likewise.
637 (L_regs_d1_2): Likewise.
638 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
640 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
642 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
643 to the pre-processor when -fshort-double is specified.
644 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
646 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
648 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
649 (__mulsi3): Rewrite for 68HC12.
650 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
651 Mark 'x' constraint with earlyclobber to prevent a
652 RELOAD_FOR_OTHER_ADDRESS to go in it.
653 (mulhi3_m68hc12): New pattern.
654 (mulhi3_m68hc11): Rename of mulhi3.
655 (mulhi3): New expand for 68HC12 optimisation.
656 (umulhisi3, mulhisi3): New patterns for 68HC12.
658 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
660 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
661 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
662 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
664 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
666 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
667 constants cheap after reload.
668 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
670 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
671 so that gcc prefers a shift by 16.
672 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
674 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
676 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
678 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
680 * alpha.h: NULL_PTR -> NULL.
690 * m68hc11.h: Likewise.
691 * rs6000.h: Likewise.
702 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
704 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
705 `bool' parameter to `int'.
707 * hash.c (hash_lookup): Likewise.
709 * hash.h (hash_lookup): Likewise.
711 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
713 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
715 * i386.c (x86_initialize_trampoline): Fix mode of constant.
717 2001-05-03 Geoff Keating <geoffk@redhat.com>
719 * invoke.texi (i386 Options): Delete references to -malign-jumps,
720 -malign-loops, -malign-functions.
721 * i386.c (ix86_align_funcs): Delete.
722 (ix86_align_loops): Delete.
723 (ix86_align_jumps): Delete.
724 (override_options): Mark -malign-* as obsolete. Emulate their
725 behaviour with the -falign-* options. Default -falign-* from
727 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
728 patch of Wed May 2 13:09:36 2001.
729 (LOOP_ALIGN): Delete.
730 (LOOP_ALIGN_MAX_SKIP): Delete.
731 (LABEL_ALIGN_AFTER_BARRIER): Delete.
732 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
734 2001-05-04 Andreas Jaeger <aj@suse.de>
736 * except.h: Add prototype declaration for
737 expand_builtin_init_dwarf_reg_sizes.
739 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
741 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
743 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
745 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
747 ("bitcmpqi2"): New pattern for bit-extract and test.
748 ("bitcmphi"): New pattern for bitb/bita instructions.
750 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
752 * gccbug.in: Use a temporary directory when the mktemp command is
755 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
757 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
759 (INITIALIZE_TRAMPOLINE): Call it.
760 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
761 (TRAMPOLINE_TEMPLATE): Remove.
762 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
763 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
766 2001-05-03 David O'Brien <obrien@FreeBSD.org>
768 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
769 and crtendS.o with PIC.
771 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
773 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
775 (___subdi3, ___adddi3): Use x instead of y as index register.
776 (__init_bss_section, __map_data_section): Optimize for 68HC12.
777 (__memset, __memcpy): Likewise.
778 (regs): Put the soft registers in bss for 68HC12.
779 (abort): Use trap to abort for 68hc12.
780 (__mulhi3, __mulhi32): Use emul for 68hc12.
781 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
783 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
785 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
786 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
787 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
788 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
789 Set 68HC12 min offset to -65536.
790 (print_operand): Put parenthesis arround the operand if it refers
791 to a symbol having the same name as a register.
792 (m68hc11_z_replacement): When z register is replaced by its
793 equivalent soft register, force the insn to be re-recognized.
794 (m68hc11_check_z_replacement): Fix the test when destination is
795 the index register and z dies in the insn.
796 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
798 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
800 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
801 costs according to processor variant.
802 (m68hc11_shift_cost): New function to compute shift costs.
803 (m68hc11_rtx_costs): Define costs according to processor variant.
804 (m6811_cost): Costs for 68HC11.
805 (m6812_cost): Costs for 68HC12.
806 (COSTS_N_INSNS): Remove.
808 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
809 (DEFAULT_RTX_COSTS): Remove.
810 (CONST_COSTS): Define costs according to OUTER_CODE.
811 (processor_costs): New struct to define costs.
812 (m68hc11_cost): Pointer to current costs.
814 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
816 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
817 and use m68hc11_notice_keep_cc when using leax/leay.
818 (addhi3 split): Reject split if the insn is handled by
820 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
821 push must be handled in a special way if the source operand uses
822 sp as index register.
823 (m68hc11_notice_keep_cc): New function.
824 (m68hc11_gen_movhi): Use it when an insn changes a register but
826 (m68hc11_gen_movqi): Fix move for 68HC12.
827 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
829 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
831 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
832 and don't pass operands[0] to emit_library_call_value.
834 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
836 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
837 (zero_extendsi split): Simplify and use (zero_extendhi).
838 (*addhi3): Remove 'w' constraint since stack pointer is handled
840 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
841 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
842 (*ashrhi3_const): Fix shift by 7.
843 (*lshrsi3_const16): Fix template.
844 (call, call_value): Fix constraint and predicate.
846 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
848 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
849 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
850 (CC_REGNUM): Likewise.
851 (*unnamed splits): Use above constants instead of hard coded numbers.
852 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
853 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
854 (*return_16bit, *unnamed peepholes): Likewise.
856 2001-05-03 David O'Brien <obrien@FreeBSD.org>
858 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
859 rs6000/rs6000.h twice.
861 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
863 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
864 (CPP_SPEC): Conditionally define MSDOS and GO32.
865 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
866 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
868 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
870 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
872 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
874 2001-05-03 Mark Mitchell <mark@codesourcery.com>
876 * integrate.h (struct inline_remap): Add leaf_reg_map table.
877 * integrate.c (expand_inline_function): Use xcalloc to allocate
879 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
882 2001-05-03 Mark Mitchell <mark@codesourcery.com>
884 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
887 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
889 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
890 linker if -mrelax is given.
891 (TARGET_SWITCHES): Document -mrelax.
893 Re-installed 2001-01-09's patch:
894 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
895 if it's wider than long and the target's long is wider than the
898 2001-05-02 David O'Brien <obrien@FreeBSD.org>
900 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
901 directly include rs6000/rs6000.h. Instead do it in tm.h.
903 2001-05-02 Stan Shebs <shebs@apple.com>
905 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
906 NSConstantString for NeXT-style runtimes.
907 (STRING_OBJECT_GLOBAL_NAME): New macro.
908 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
909 OCTI_STRING_CLASS_DECL.
910 (constant_string_global_id): New macro.
911 (string_class_decl): Ditto.
912 (setup_string_decl): New function.
913 (build_objc_string_object): Use it to build a NeXT runtime
914 compatible string initializer.
916 2001-05-02 Jakub Jelinek <jakub@redhat.com>
918 * tradcpp.c (do_define): Make sure we don't walk past limit.
920 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
922 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
923 offsets if not REG_OK_STRICT.
925 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
926 (INT_REG_OK_FOR_INDEX_P): Likewise.
927 (INT_REG_OK_FOR_BASE_P): Likewise.
928 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
929 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
930 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
931 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
932 REG_OK_FOR_BASE_P. Take an additional parameter.
933 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
934 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
935 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
936 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
937 rs6000_legitimate_address() and use it.
938 * config/rs6000/rs6000.c: Update all callers.
939 (rs6000_legitimate_address): New function.
941 2001-05-02 David Edelsohn <edelsohn@gnu.org>
943 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
944 special_constant conditional blocks together.
946 2001-05-02 Dale Johannesen <dalej@apple.com>
948 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
950 (STRICT_ARGUMENT_NAMING): Define.
951 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
952 function_arg_partial_nregs, setup_incoming_varargs): Remove
953 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
956 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
958 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
960 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
963 * expr.c (store_field): Do nothing except elaborate side-effects if
966 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
968 * c-lex.c: NULL_PTR -> NULL.
970 * emit-rtl.c: Likewise.
972 * genpeep.c: Likewise.
974 * mips-tdump.c: Likewise.
975 * reload1.c: Likewise.
976 * rtlanal.c: Likewise.
978 * stor-layout.c: Likewise.
979 * toplev.c: Likewise.
981 2001-05-01 Per Bothner <per@bothner.com>
983 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
984 call do_pending_stack_adjust before emiting label.
986 2001-05-01 Mark Mitchell <mark@codesourcery.com>
988 * extend.texi: Fix typo.
990 2001-05-01 Stan Shebs <shebs@apple.com>
992 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
993 of UOBJC_MODULES_decl.
994 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
995 (generate_descriptor_table): Ditto.
996 (generate_protocols): Ditto.
997 (generate_protocol_list): Ditto.
998 (generate_classref_translation_entry): Ditto.
1000 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
1002 * invoke.texi (Optimize Options): Add documentation for `--param
1003 max-delay-slot-insn-search' and `--param
1004 max-delay-slot-live-search' and reorder --param section.
1005 * params.def: Modify initial comment.
1006 * params.h (param_info): Add `help' member.
1007 * toplev.c (lang_independent_params): Include `help' description.
1008 (display_help): Print --param parameters.
1010 2001-05-01 Zack Weinberg <zackw@stanford.edu>
1012 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
1013 Remove references to deleted files.
1014 (*-*-openbsd): No need to override xmake_file.
1015 (*-*-sysv4): Treat like *-*-sysv.
1017 * configure.in: Probe for ldopen in various places, and set up
1018 collect2 to be linked with them if found.
1019 Don't dink with Windows registry stuff unless $host_os is a
1020 Win32 os name. Check to see if we need -ladvapi32.
1021 * configure: Regenerate.
1023 * Makefile: Get rid of CLIB and HOST_CLIB.
1024 Substitute in COLLECT2_LIBS and link collect2 against its contents.
1025 * build-make: Get rid of HOST_CLIB.
1027 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
1028 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
1029 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
1030 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
1031 config/rs6000/x-rs6000: Delete.
1033 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
1036 24 x-host fragments remain, 0 x-cpu, 3 top level.
1038 2001-05-01 Zack Weinberg <zackw@stanford.edu>
1040 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
1041 * configure: Regenerate.
1043 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
1045 * Makefile.in (install-headers): Remove redundant dependency.
1047 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
1049 * c-tree.texi (USING_STMT): Document.
1051 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1053 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
1054 * c-common.c: Likewise.
1055 * c-decl.c: Likewise.
1056 * combine.c: Likewise.
1057 * rs6000.c: Likewise.
1058 * except.c: Likewise.
1059 * explow.c: Likewise.
1061 * fold-const.c: Likewise.
1062 * function.c: Likewise.
1065 * integrate.c: Likewise.
1067 * objc/objc-act.c: Likewise.
1068 * recog.c: Likewise.
1069 * reg-stack.c: Likewise.
1070 * reload.c: Likewise.
1071 * reload1.c: Likewise.
1072 * simplify-rtx.c: Likewise.
1074 * varasm.c: Likewise.
1076 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
1078 * diagnostic.def: New file.
1079 * diagnostic.h (diagnostic_t): New enum.
1080 * Makefile.in (diagnostic.o): Depend on diagnostic.def
1082 2001-04-30 Zack Weinberg <zackw@stanford.edu>
1084 * tsystem.h: Test only POSIX for availability of string.h
1086 * config.gcc (all systems): If USG appeared in xm_defines,
1087 change it to POSIX. If both USG and POSIX appeared, just
1088 delete USG. Remove unnecessary quotes around xm_defines
1090 (m68k-crds-unos*): Don't #define unos - tested nowhere.
1091 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
1092 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
1093 powerpc-*-linux*): No need to set xm_defines - handled by
1094 global settings for *-*-linux*.
1096 2001-04-30 Zack Weinberg <zackw@stanford.edu>
1098 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
1099 Always include gstab.h, not system stab.h. Don't provide
1100 default definitions of N_CATCH or N_OPT. Always use the
1101 gstab.h variant of STAB_CODE_TYPE.
1102 * final.c: Don't include stab.h/gstab.h at all, or provide
1103 defaults for N_SLINE and N_SOL.
1105 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
1106 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
1108 * sdbout.c: Always include gsyms.h instead of system syms.h.
1110 * configure.in: No need to check for stab.h.
1111 * configure, config.in: Regenerate.
1112 * Makefile.in (final.o): Don't depend on gstab.h.
1114 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1115 Richard Henderson <rth@redhat.com>
1117 * extend.texi: Improve documentation of volatile asms.
1119 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1121 * c-tree.texi: Fix thinko.
1122 * gcc.texi: Likewise.
1124 2001-04-30 Richard Henderson <rth@redhat.com>
1126 * c-common.c (c_promoting_integer_type_p): New function, from the
1127 corpse of old macro. Properly promote too-small enumerations and
1128 booleans. Adjust all callers.
1129 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
1130 (c_promoting_integer_type_p): Declare.
1131 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
1132 * c-typeck.c: Likewise.
1133 (default_conversion): Remove now redundant boolean check.
1135 2001-04-30 Jan Hubicka <jh@suse.cz>
1136 Richard Henderson <rth@redhat.com>
1138 * regmove.c (try_apply_stack_adjustment): Remove now redundant
1140 (combine_stack_adjustments_for_block): Don't combine stack
1141 allocation followed by deallocations. Handle grow-up stacks.
1143 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1145 * fdl.texi: New file.
1146 * c-tree.texi: Use the GFDL.
1147 * gcc.texi: Likewise.
1149 2001-04-30 Stan Shebs <shebs@apple.com>
1151 * invoke.texi: Add a section documenting Objective-C options.
1153 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
1155 * emit-rtl.c (try_split): Copy EH notes to sequence.
1157 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1159 * regmove.c (record_stack_memrefs): Catch all references to the
1162 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
1164 * Makefile.in(stmp-fixinc): quote shell assignment values
1166 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1168 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
1172 * prefix.c: Likewise.
1174 2001-04-28 Stan Shebs <shebs@apple.com>
1176 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
1177 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
1178 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
1179 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
1181 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
1182 (NEXT_OBJC_RUNTIME): Define.
1184 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1186 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
1187 * simplify-rtx.c (simplify_gen_relational): Likewise.
1189 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
1191 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
1192 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
1194 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
1195 registers in SSE case; fix handling of the immediates.
1196 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
1197 operands to be in regsiters before reload.
1198 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
1199 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
1200 (abstf,absxf,negtf,negxf splitters): Compute
1201 properly the regnum for x86_64.
1202 (avsdf2_if_rex64): New.
1204 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
1206 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
1207 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
1208 into the constant pool.
1209 * jump.c (jump_optimize_1): Remove barrier successors after all
1210 the LABEL_NUSES counds have been computed.
1211 (delete_barrier_successors): When deleting a tablejump insn, also
1212 delete the jump table it uses.
1213 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
1216 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
1218 * pa.c (FRP): Remove erroneous white space in macro definition.
1220 2001-04-28 Andreas Jaeger <aj@suse.de>
1222 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
1224 * extend.texi: Likewise.
1225 * tm.texi: Likewise.
1227 2001-04-28 Andreas Jaeger <aj@suse.de>
1229 * md.texi: Use XX-bit instead of XXbit or XX bit where
1232 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
1234 * gcc.c (process_command): Allow -l lib in addition to -llib
1235 for POSIX compliance. This fixes PR c/2347.
1237 * invoke.texi: Update section on Link Options accordingly.
1239 2001-04-27 Zack Weinberg <zackw@stanford.edu>
1241 * function.c (purge_addressof_1): Remove the duplicate
1242 if (code == SET) block. Fold the two if (code == ADDRESSOF)
1245 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
1247 * except.c (expand_eh_region_start): Don't start a new block.
1248 (expand_eh_region_end): Don't end a block.
1249 * stmt.c (expand_end_bindings): Don't end EH blocks.
1250 (expand_decl_cleanup): Starting an EH region won't change the block.
1251 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
1252 (is_eh_region): Lose.
1255 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
1257 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
1259 * collect2.c (main): Add `-L' case to remove duplicate entries.
1260 (is_in_args): New function to check for a duplicate argument.
1261 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
1262 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
1263 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
1264 Define to be nonzero.
1266 2001-04-27 Andreas Jaeger <aj@suse.de>
1267 Richard Henderson <rth@redhat.com>
1269 * md.texi (Machine Constraints): Document additional i386
1270 constraints and fix description of "A".
1272 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
1274 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
1276 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
1278 * except.c (get_exception_filter): word_mode, not Pmode.
1280 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
1282 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
1283 common to other movsf patterns. Move up so that in future
1284 people who change the other patterns will change it too.
1285 (movsf_lo_sum): Allow even for soft-float; add appropriate
1287 (movsf_high): Likewise.
1288 (movsf_high+1): Allow even for soft-float.
1290 * function.c (expand_function_end): Always clobber the
1291 return registers, even if there is no return label.
1293 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
1295 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
1297 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
1299 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
1300 (pushqi2_rex64, pushhi2_rex64): Add.
1302 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
1304 * except.c (expand_eh_region_end_cleanup): Force pending stack
1305 adjust before emitting label that branches around cleanup code.
1307 2001-04-26 H.J. Lu (hjl@gnu.org)
1309 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
1311 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
1313 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
1314 (ASM_OUTPUT_SECTION_NAME): Likewise.
1315 (ASM_WEAKEN_LABEL): Likewise.
1316 (UNIQUE_SECTION): Likewise.
1317 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
1318 (ASM_OUTPUT_DESTRUCTOR): Likewise.
1319 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
1320 (ASM_OUTPUT_SECTION_NAME): Likewise.
1321 (ASM_WEAKEN_LABEL): Likewise.
1322 (UNIQUE_SECTION): Likewise.
1323 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
1324 (ASM_OUTPUT_DESTRUCTOR): Likewise.
1325 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
1326 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
1327 (ASM_FILE_START): Likewise.
1328 (ASM_OUTPUT_SOURCE_LINE): Likewise.
1329 (ASM_DECLARE_OBJECT_NAME): Likewise.
1330 (ASM_FILE_END): Likewise.
1331 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1332 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
1333 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1334 (ASM_OUTPUT_CASE_LABEL): Likewise.
1335 (ASM_OUTPUT_SKIP): Likewise.
1336 (ASM_OUTPUT_ASCII): Likewise.
1337 (ASM_OUTPUT_IDENT): Likewise.
1338 (READONLY_DATA_SECTION): Likewise.
1339 (EXTRA_SECTIONS): Likewise.
1340 (EXTRA_SECTION_FUNCTIONS): Likewise.
1341 (SELECT_RTX_SECTION): Likewise.
1342 (SELECT_SECTION): Likewise.
1344 * config/mips/linux.h (INVOKE__main): Undefine.
1345 (CTOR_LIST_BEGIN): Likewise.
1346 (CTOR_LIST_END): Likewise.
1347 (DTOR_LIST_BEGIN): Likewise.
1348 (DTOR_LIST_END): Likewise.
1349 (SET_ASM_OP): Defined it to ".dummy".
1350 (ASM_OUTPUT_DEF): Defined.
1351 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
1353 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
1355 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
1356 assembler supports .p2align.
1358 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
1360 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
1362 2001-04-26 Jakub Jelinek <jakub@redhat.com>
1364 * integrate.c (expand_inline_function): Check for error_mark_node
1367 2001-04-26 Jakub Jelinek <jakub@redhat.com>
1369 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
1372 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
1374 * configure.in (configargs.h): Define thread_model.
1375 * configure: Rebuilt.
1376 * gcc.c (main): Print it with -v.
1378 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
1380 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
1381 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
1382 * gcc.1: Regenerate.
1384 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1386 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
1387 is_redundant_typedef): Use static inline instead of inline static.
1389 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
1391 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
1392 this directory is always searched.
1394 2001-04-25 Richard Henderson <rth@redhat.com>
1396 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
1397 of registers to restore along non eh_return path.
1399 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1401 * c-format.c (check_format_info_recurse): Handle
1402 PLUS_EXPR for format string.
1404 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1406 * config/ia64/ia64.h (CC1_SPEC): Define.
1407 * config/ia64/linux.h (CC1_SPEC): Define.
1409 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
1411 * emit-rtl.c (constant_subword): Also do sign extension in
1412 BITS_PER_WORD == 16 case.
1414 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
1416 * loop.c (try_swap_copy_prop): Go back to checking insn.
1418 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1420 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
1421 if check_mode is non-zero.
1423 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1425 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
1426 out and comparison sequence has been detected, put result into
1427 proper temporary pseudo.
1429 2001-04-24 Zack Weinberg <zackw@stanford.edu>
1431 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
1432 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
1433 * libgcc2.c: Remove __dummy and __builtin_saveregs.
1434 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
1435 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
1436 for future reference.
1438 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
1440 * except.c (reachable_handlers): Step out one level from a RESX.
1442 * except.c (struct eh_region): Rename 'last' to 'resume'.
1443 (mark_eh_region, duplicate_eh_region_1): Adjust.
1444 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
1445 (build_post_landing_pads): Likewise.
1446 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
1447 (expand_eh_region_end_must_not_throw): Likewise.
1448 (connect_post_landing_pads): Thread (only) regions with non-deleted
1451 * except.c (expand_eh_region_end_cleanup): Save the EH return data
1452 registers around the cleanup.
1453 (get_exception_filter): New fn.
1454 (finish_eh_generation): Use it.
1456 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
1458 * c-semantics.c (add_scope_stmt): Don't call
1459 current_scope_stmt_stack multiple times.
1461 2001-04-24 Zack Weinberg <zackw@stanford.edu>
1462 Nathan Sidwell <nathan@codesourcery.com>
1464 Lazy __FUNCTION__ generation.
1465 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
1466 RID_C99_FUNCTION_NAME): New _RIDs.
1467 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
1468 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
1469 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
1471 (function_id_node, pretty_function_id_node, func_id_node): Remove.
1472 (c99_function_name_decl_node, function_name_decl_node,
1473 pretty_function_name_decl_node, saved_function_name_decls):
1475 (struct language_function): Remove x_function_name_declared_p.
1476 (make_fname_decl): Remove a parameter.
1477 (declare_function_names): Remove prototype.
1478 (start_fname_decls, finish_fname_decls): Prototype.
1479 (fname_as_string): Likewise.
1480 (fname_string, fname_decl): Likewise.
1481 * c-common.c (make_fname_decl): Adjust.
1482 (struct fname_var_t): New struct.
1483 (fname_vars): New static array.
1484 (declare_function_name): Remove.
1485 (start_fname_decls, finish_fname_decls): New functions.
1486 (fname_as_string): New function from remnants of
1487 declare_function_name.
1488 (fname_string, fname_decl): New functions.
1490 * c-decl.c (c_function_name_declared_p): Remove.
1491 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
1492 don't call declare_function_name. Call start_fname_decls.
1493 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
1494 clobber the line number. Call finish_decl.
1495 (start_function): Call start_fname_decls.
1496 (finish_function): Call finish_fname_decls.
1497 Remove c_function_name_declared_p.
1498 (push_c_function_context): Don't push c_function_name_declared_p.
1499 (pop_c_function_context): Don't pop c_function_name_declared_p.
1500 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
1501 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
1502 (program): Call finish_fname_decls for C.
1503 (primary): Add VAR_FUNC_NAME.
1504 (reswords): Add slots for __FUNCTION__ et al.
1505 (rid_to_yy): Add mappings for __FUNCTION__ et al.
1506 (yylexname): If it's a STRING_FUNC_NAME generate the function name
1507 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
1508 * c-semantics.c (prune_unused_decls): Remove.
1509 (finish_stmt_tree): Don't call prune_unused_decls.
1510 (genrtl_decl_stmt): Don't prune unused decls here.
1512 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
1514 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
1515 constant pool, use the pool's SYMBOL_REF instead.
1517 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
1520 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
1522 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
1523 passing nested NOP_EXPRs to fold.
1525 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1527 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
1529 2001-04-22 Mark Mitchell <mark@codesourcery.com>
1531 * loop.c (loop_delete_insns): Add prototype.
1533 2001-04-23 Phil Edwards <pme@sources.redhat.com>
1535 * configure.in: Remove ENABLE_STD_NAMESPACE.
1536 * config.in: Regenerated.
1537 * configure: Regenerated.
1539 2001-04-22 Stan Shebs <shebs@apple.com>
1541 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
1543 * config/rs6000/xm-darwin.h: Remove file.
1545 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1547 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
1548 (write_c_file_stat): Likewise.
1550 * dbxout.c (dbxout_init): Likewise.
1552 * profile.c (output_func_start_profiler): Likewise.
1554 2001-04-22 Philipp Thomas <pthomas@suse.de>
1556 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
1557 require it instead of the CVS version.
1558 * cpperror.c (v_message): Put a blank before the macro
1559 body to not confuse exgettext.
1561 2001-04-21 Mark Mitchell <mark@codesourcery.com>
1563 * flow.c (proagate_one_insn): Remove useless assignment.
1564 * jump.c (delete_insn): Tidy.
1565 * loop.c (try_copy_prop): When deleting an instruction with a
1566 REG_RETVAL note, delete the entire libcall sequence.
1567 (loop_delete_insns): New function.
1568 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
1569 we're not substituting into them yet.
1571 2001-04-21 Kazu Hirata <kazu@hxi.com>
1573 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
1575 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
1577 * config/i960/i960.c (signed_arith_operand): Likewise.
1579 * calls.c (expand_call): Fix a comment typo.
1581 2001-04-20 Zack Weinberg <zackw@stanford.edu>
1583 * configure.in: Probe for times, clock, struct tms, and clock_t.
1584 * configure, config.in: Regenerate.
1585 * timevar.c: Replace ifdef forest in get_time with (relatively)
1586 straightforward series of checks based on autoconf's probes.
1588 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
1590 * config/pa/som.h (NM_FLAGS): Define.
1592 2001-04-20 Bernd Schmidt <bernds@redhat.com>
1594 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
1596 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
1597 * ia64.c (nop_cycles_until): New function.
1598 (prev_cycle, prev_first, last_issued): New static variables.
1599 (ia64_sched_reorder): Additional arg for clock.
1600 On final scheduling pass, emit extra NOPs as needed.
1601 Set prev_first and prev_cycle.
1602 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
1603 (ia64_variable_issue): Set last_issued.
1605 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
1607 * config/i386/i386.c (ix86_expand_int_movcc,
1608 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
1610 2001-04-20 Geoff Keating <geoffk@redhat.com>
1612 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
1613 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
1614 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
1615 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
1616 ctrdi_internal6): In the short-branch case, this insn is only 4
1617 bytes long. Reported by Reza Yazdani <reza@apple.com>.
1619 2001-04-20 Jakub Jelinek <jakub@redhat.com>
1621 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
1622 "=u" is used together with "st" resp. "st(1)" clobber.
1624 2001-04-20 Jakub Jelinek <jakub@redhat.com>
1626 * gcse.c (gcse_main): Fix comment typo.
1627 (delete_null_pointer_check): Likewise.
1628 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
1629 * cse.c (cse_insn): Likewise.
1630 * function.c (fixup_var_refs_insns_with_hash): The sequence is
1633 2001-04-19 Zack Weinberg <zackw@stanford.edu>
1635 * toplev.c: Excise all code for the undocumented -dm option.
1636 (float_signal): Call signal just once, unconditionally.
1638 2001-04-19 Geoff Keating <geoffk@redhat.com>
1640 * fold-const.c (fold): Use first_rtl_op rather than
1641 TREE_CODE_LENGTH when looping over parameters of a tree.
1642 Correct strange grouping in test for evaluated SAVE_EXPR.
1644 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
1646 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
1647 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
1649 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
1650 name at 32 total characters.
1651 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
1652 functions in named sections -- data items can still go into unique
1653 sections, but they have normal names (ie $LIT$ and $DATA$).
1655 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
1658 2001-04-19 DJ Delorie <dj@redhat.com>
1660 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
1661 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
1662 * config/i386/cygwin.h: Likewise.
1663 * config/i386/mingw32.h: Likewise.
1664 * config/vax/vms.h: Likewise.
1665 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
1667 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
1668 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
1669 * config/i386/xm-cygwin.h: Likewise.
1670 * config/i386/xm-djgpp.h: Likewise.
1671 * config/i386/xm-mingw32.h: Likewise.
1672 * config/vax/xm-vms.h: Likewise.
1674 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
1675 instead of OBJECT_SUFFIX.
1676 * collect2.c (find_a_file): Look for files matching the extension
1677 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
1678 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
1679 TARGET_EXECUTABLE_SUFFIX.
1680 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
1681 (make_relative_prefix): Likewise.
1682 (convert_filename): Use TARGET_ suffixes throughout. Remove
1684 (process_command): Likewise.
1685 (do_spec_1): Likewise.
1686 * java/lang.c (init_parse): Likewise.
1688 * gcc.texi : Document four new options matching the pattern
1689 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
1690 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
1691 documentation for NO_AUTO_EXE_SUFFIX.
1693 2001-04-19 Mark Mitchell <mark@codesourcery.com>
1695 * toplev.h (struct lang_hooks): Allow decode_option to indicate
1696 that language-independent processing should not be done.
1697 * toplev.c (main): Adjust accordingly.
1699 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
1700 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
1702 * mips.md (reload_outputdi): Require that operand0 be a
1705 2001-04-19 Jakub Jelinek <jakub@redhat.com>
1707 * invoke.texi (-Wshadow): Clarify.
1709 2001-04-18 Mark Mitchell <mark@codesourcery.com>
1711 * loop.c (load_mems): Examine all the instructions in the loop
1712 before concluding that all jumps branch to the first instruction
1715 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
1717 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
1719 2001-04-18 Jakub Jelinek <jakub@redhat.com>
1721 * cpp.texi (-Wwhite-space): Remove.
1722 (-Wall): -Wall does not imply -Wwhite-space.
1724 2001-04-17 Zack Weinberg <zackw@stanford.edu>
1726 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
1727 use it instead of blindly generating a .stabs.
1728 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
1730 * xcoffout.c: Don't bother defining default for N_CATCH.
1731 (UNKNOWN_STAB): Use internal_error.
1732 (stab_to_sclass): Remove now-unnecessary aborts.
1733 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
1735 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
1737 * jump.c (mark_all_labels): Canonicalize the tail recursion
1738 label attached to CALL_PLACEHOLDER insns.
1740 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1742 * output.h (dump_flow_info, free_basic_block_vars,
1743 which_alternative): Delete redundant prototypes.
1745 * rtl.h (bss_section): Likewise.
1747 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
1749 * dbxout.c (N_OPT): Define if not available from <stab.h>
1751 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
1753 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
1754 libraries and native K&R compilers.
1756 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1758 * c-typeck.c (convert_arguments): Don't check for width changes
1761 * invoke.texi (-Wtraditional): Update documentation.
1763 2001-04-16 Zack Weinberg <zackw@stanford.edu>
1765 * toplev.c (output_lang_identify): Delete.
1766 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
1767 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
1768 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
1769 after calling ASM_FILE_END.
1771 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
1772 Instead, unconditionally emit an N_OPT stab with string equal
1773 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
1775 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
1777 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
1778 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
1779 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
1780 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
1781 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
1782 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
1783 config/i370/i370.h, config/i386/beos-elf.h,
1784 config/i386/osf1elf.h, config/i386/osfrose.h,
1785 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
1786 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
1787 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
1788 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
1789 config/mips/iris6.h, config/mips/osfrose.h,
1790 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
1791 config/sparc/sp64-elf.h:
1792 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
1793 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
1795 * config/elfos.h, config/freebsd.h, config/linux.h,
1796 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
1797 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
1798 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
1799 of ASM_FILE_START which merely emit a .version directive. Delete
1800 definitions of ASM_FILE_END which merely emit an .ident directive.
1802 * config/avr/avr.h, config/vax/vax.h: Delete definition of
1803 ASM_IDENTIFY_GCC and move part of its logic into
1806 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
1807 config/sparc/linux-aout.h: Don't emit .version directive in
1810 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
1811 (output_file_start): Correct comment.
1813 * config/i386/osfrose.h: Don't emit trailing .ident directive.
1814 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
1816 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
1817 * config/rs6000/aix.h: Correct comment.
1819 * config/i386/i386afe.h: Delete.
1820 * config.gcc: Remove references to i386afe.h.
1822 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
1823 other macros deleted by this patch were undocumented.
1825 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
1827 * pa.md (reload_outdi): Operand 0 must be a non hard register.
1829 * pa.c (secondary_reload_class): SAR<->FP copies require a
1832 * install.texi (mips-mips-bsd): Update list of functions
1833 required to include memmove.
1834 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
1835 used functions to include memmove.
1837 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
1839 * i386.md (sqrtdf2): SFmode should be DFmode.
1841 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
1843 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
1844 (find_moveable_store): Likewise.
1846 2001-04-15 Jim Wilson <wilson@redhat.com>
1848 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
1850 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1852 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
1853 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
1855 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
1857 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
1860 2001-04-14 Alan Modra <amodra@one.net.au>
1862 * pa.c (force_mode): New function.
1863 (emit_move_sequence): Use it instead of generating new rtx_REGs.
1865 2001-04-13 Jim Wilson <wilson@redhat.com>
1867 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
1868 (first_instruction): New static variable.
1869 (rtx_needs_barrier): Return 1 for alloc.
1870 (init_insn_group_barriers): Set first_instruction.
1871 (rws_sum): Delete duplicate definition.
1872 (group_barrier_needed_p): Return 0 when first_instruction true.
1873 (safe_group_barrier_needed_p): Save and restore first_instruction
1874 around group_barrier_needed_p call.
1876 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
1878 * expr.h (enum libfunc_index): Add LTI_memmove.
1879 (memmove_libfunc): Define macro.
1880 * optabs.c (init_optabs): Initialize memmove_libfunc.
1881 * expr.c (expand_assignment): Use memmove_libfunc instead of
1884 2001-04-13 Alan Modra <alan@linuxcare.com.au>
1886 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
1889 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1891 * Makefile.in (reg-stack.o): Depend on reload.h.
1892 (insn-attrtab.o): Depend on flags.h.
1894 * genattrtab (main): Include flags.h in insn-attrtab.c.
1896 * reg-stack.c: Include reload.h.
1898 * sparc.h (flag_pic): Delete redundant declaration.
1900 * output.h (flag_pic): Likewise.
1902 * tree.h (pedantic): Likewise.
1904 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1906 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
1908 * jump.c, regmove.c, toplev.c: Include reload.h.
1910 * reload.h (reload_cse_regs): Declare.
1912 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
1913 reload_cse_regs, init_reload, mark_home_live, reload,
1914 init_caller_save): Delete redundant prototypes.
1916 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1918 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
1920 * regclass.c, ssa.c: Include expr.h.
1922 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
1923 gen_move_insn): Delete redundant declarations.
1925 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1927 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
1928 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
1929 MAKEINFO and MAKEINFOFLAGS too.
1930 (stage4_build): Correctly order -B flags.
1932 2001-04-13 Alan Modra <amodra@one.net.au>
1934 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
1935 PIC_OFFSET_TABLE_SAVE_RTX.
1936 (zdepi_cint_p): Describe zdepi insn.
1937 Formatting and white space fixes throughout file.
1939 * pa.c (uint32_operand): Don't use long constant >= 2^32.
1940 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
1941 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
1942 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
1943 (output_64bit_and): Use plain `int's for shift counts.
1944 (output_64bit_ior): Likewise.
1945 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
1946 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
1949 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
1950 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
1951 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
1952 NEW_HP_ASSEMBLER into one. Kill warnings.
1954 * pa-gas.h: Delete file.
1955 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
1956 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
1957 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
1958 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
1960 * config/pa/mill32.S: New file.
1961 * config/pa/mill64.S: New file.
1962 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
1963 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
1964 * config/pa/t-linux64: New file.
1965 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
1966 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
1967 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
1969 * elfos.h (SELECT_SECTION): Undef before defining.
1970 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
1971 (LIB_SPEC): Remove -lmilli.
1972 (DBX_REGISTER_NUMBER): Remove.
1973 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
1974 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
1975 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
1976 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
1977 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
1978 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
1979 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
1980 TARGET_GAS): Define.
1981 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
1982 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
1983 regs if we don't have a prototype.
1984 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
1985 * pa.h (TARGET_ELF32): Default to 0 if undefined.
1986 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
1987 EH_RETURN_HANDLER_RTX): Define.
1988 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
1989 (DWARF_FRAME_REGNUM): Define.
1990 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
1991 * pa32-linux.h: New file.
1992 * pa64-linux.h: New file.
1994 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1995 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
1996 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
1997 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
1998 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
1999 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
2000 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2001 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
2002 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
2003 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
2004 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2005 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
2006 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
2007 * pa64-hpux.h: New file.
2008 (ASM_FILE_START): Correct typo.
2009 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
2010 * config.gcc: Modify for above.
2012 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
2014 * jump.c (jump_optimize_1): Don't delete dead stores here.
2015 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
2016 prior to running jump optimize before cse2.
2018 2001-04-12 Richard Henderson <rth@redhat.com>
2020 * Makefile.in (regmove.o): Depend on except.h.
2021 * regmove.c: Include it.
2023 2001-04-12 Stan Shebs <shebs@apple.com>
2025 * objc/objc-act.c: Remove all code ifdefed with the never-used
2026 macro OBJC_INT_SELECTORS.
2027 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
2028 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
2030 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
2032 * config/pa/quadlib.c: Add prototypes.
2034 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2036 * bitmap.h (debug_bitmap): Delete redundant prototype.
2038 * rtl.h (get_frame_size): Likewise.
2040 2001-04-12 Jim Wilson <wilson@redhat.com>
2042 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
2043 to just emit an fnorm.
2045 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2047 * c-common.h (truthvalue_conversion, type_for_mode,
2048 type_for_size): Delete redundant declarations.
2050 * c-lex.h (is_class_name): Likewise.
2052 * c-tree.h (pedantic, convert, getdecls, gettags,
2053 global_bindings_p, init_decl_processing, insert_block,
2054 maybe_build_cleanup, poplevel, print_lang_decl,
2055 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
2056 set_block, incomplete_type_error, build_function_call,
2057 lvalue_or_else, mark_addressable): Likewise.
2059 * expr.h (expand_tree_builtin): Likewise.
2061 2001-04-12 Mark Mitchell <mark@codesourcery.com>
2063 * invoke.texi: Document --param max-gcse-memory.
2065 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2067 * configure.in (errno): Check for declaration.
2068 * configure, config.in: Regenerated.
2070 * system.h (errno): Only declare if not already done.
2072 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2074 * recog.c (general_operand, immediate_operand,
2075 nonmemory_operand): Require CONST_INTs to be sign-extended
2076 values for their modes.
2078 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2080 * expmed.c (store_bit_field): Truncate CONST_INTs.
2081 (expand_mult_highpart, expand_divmod): Likewise.
2082 * expr.c (convert_modes, store_field): Likewise.
2083 * integrate.c (expand_inline_function): Use promote_mode() to
2084 determine whether to convert_modes() an argument as signed
2086 * optabs.c (expand_binop): Get CONST_INT operands
2087 sign-extended for their appropriate modes.
2088 * stmt.c (emit_case_nodes): Convert node values to the
2090 (expand_end_case): Convert minval and range to the appropriate
2092 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
2093 the iteration variable.
2094 * varasm.c (immed_double_const): Don't require words to be
2095 narrower than host wide ints to properly sign-extend
2098 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
2100 * sh.md (builtin_setjmp_receiver): New expander.
2102 2001-04-12 David Edelsohn <dje@watson.ibm.com>
2104 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
2105 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
2106 for generating CONST_INT and CONST_DOUBLE.
2108 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2110 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
2111 already sign-extended.
2112 (rs6000_emit_prologue): Make register iterator signed.
2113 (rs6000_emit_epilogue): Likewise.
2114 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
2116 (movsf split, movdf split): Sign-extend CONST_INTs.
2117 (movdi splits): Likewise.
2119 2001-04-12 Kelley Cook <kelley.cook@home.com>
2121 * config-lang.in (lang_dirs): Add in zlib.
2123 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
2125 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
2126 operands that make it to RTL.
2128 2001-04-11 Stan Shebs <shebs@apple.com>
2130 Add Darwin (Mac OS X kernel) native support.
2131 * config.gcc (powerpc-*-darwin*): Add native bits.
2132 * config/darwin.c: New file, generic Darwin support functions.
2133 * config/darwin.h: New file, generic Darwin definitions.
2134 * config/darwin-protos.h: New file, generic Darwin prototypes.
2135 * rs6000/darwin.h: New file, Darwin for PowerPC.
2136 * rs6000/t-darwin: New file, Darwin makefile fragment.
2137 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
2138 (TARGET_MACHO): Ditto.
2139 (rs6000_abi): Add ABI_DARWIN.
2140 (RS6000_REG_SAVE): Add ABI_DARWIN case.
2141 (RS6000_SAVE_AREA): Ditto.
2142 (FP_ARG_MAX_REG): Ditto.
2143 (RETURN_ADDRESS_OFFSET): Ditto.
2144 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
2146 (rs6000_emit_move): Add ABI_DARWIN cases.
2147 (print_operand): Ditto.
2148 (first_reg_to_save): Ditto.
2149 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
2150 (debug_stack_info): Ditto.
2151 (rs6000_emit_prologue): Ditto.
2152 (rs6000_emit_epilogue): Ditto.
2153 (output_profiler_hook): Ditto.
2154 (output_function_profiler): Ditto.
2155 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
2156 (output_mi_thunk): Add TARGET_MACHO case.
2157 (add_compiler_stub): Ditto.
2158 (output_compiler_stub): Ditto.
2159 (no_previous_def): Ditto.
2160 (output_call): Ditto.
2161 (machopic_output_stub): Ditto.
2162 (rs6000_machopic_legitimize_pic_address): Ditto.
2163 (toc_section): Ditto.
2164 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
2165 (macho_high): Ditto.
2168 (load_macho_picbase): Ditto.
2169 (call): Add TARGET_MACHO case to modify function.
2170 (call_value): Ditto.
2171 (call_nonlocal_sysv): Add ABI_DARWIN case.
2172 (call_value_nonlocal_sysv): Ditto.
2173 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
2175 (machopic_output_stub): Ditto.
2176 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
2178 2001-04-11 Mark Mitchell <mark@codesourcery.com>
2180 * dwarf2out.c (modified_type_die): Don't create new types here.
2181 * tree.h (get_qualified_type): New function.
2182 (build_qualified_type): Adjust comment.
2183 * tree.c (get_qualified_type): New function.
2184 (build_qualified_type): Use it.
2186 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2188 * cpp.texi (-Wtraditional): Update description.
2190 * invoke.texi (-Wtraditional): Likewise.
2192 2001-04-11 Jim Wilson <wilson@redhat.com>
2194 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
2195 requires more than 64 bits of alignment.
2197 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
2199 * cpplib.c (do_line): Sanity check iff enable checking.
2201 2001-04-11 Richard Henderson <rth@redhat.com>
2203 * Makefile.in (insn-recog.o): Depend on toplev.h.
2204 (insn-emit.o, doloop.o): Likewise.
2205 * genrecog.c, genemit.c: Include toplev.h in generated file.
2206 * doloop.c: Include toplev.h.
2208 2001-04-11 Mark Mitchell <mark@codesourcery.com>
2210 * Makefile.in (gcse.o): Depend on params.h.
2211 * gcse.c: Include params.h.
2212 (gcse_main): Don't do GCSE if doing so will take inordinate
2214 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
2215 * params.h (MAX_GCSE_MEMORY): New macro.
2217 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2219 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
2221 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
2223 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2225 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
2227 * real.h (ereal_atof, real_value_truncate, target_isnan,
2228 target_isinf, target_negative, assemble_real, debug_real): Delete
2229 redundant prototypes.
2231 * Makefile.in (ifcvt.o): Depend on toplev.h.
2233 * c-semantics.c: Include expr.h.
2235 * ifcvt.c: Include toplev.h.
2237 * expr.h (rtx_equal_p): Delete prototype.
2239 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
2240 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
2241 eliminate_constant_term, expand_complex_abs, find_single_use,
2242 make_tree, init_expr_once, init_optabs, supports_one_only):
2245 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
2246 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
2247 expand_assignment, store_expr, emit_line_note_after,
2248 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
2250 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
2252 * sparc-protos.h: Delete redundant prototypes.
2254 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
2256 * reload.c (push_reload): Add condition missed in SUBREG byte
2259 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2261 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
2263 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2265 * i386.md (floatsisf_sse): Fix output template
2266 * i386.c (ix86_expand_fp_movcc)
2268 * reg-stack.c (emit_pop_insn): Handle complex modes.
2269 (move_for_stack_reg): Emit proper move mode.
2270 (subst_stack_regs_pat): Handle complex modes.
2272 2001-04-11 Jakub Jelinek <jakub@redhat.com>
2274 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
2276 2001-04-10 Richard Henderson <rth@redhat.com>
2278 * libgcc2.h (__terminate_func_ptr): Remove typedef.
2279 (__pure_virtual, __terminate, __terminate_set_func,
2280 __default_terminate, __throw_type_match, __empty,
2281 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
2282 __eh_rtime_match, __unwinding_cleanup, __rethrow,
2283 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
2284 Remove prototypes of deleted functions.
2286 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2288 * c-typeck.c (convert_arguments): -Wtraditional now activates
2289 -Wconversion warnings, except for changes in signed-ness.
2290 Detect complex<->int & int<->complex conversions as well.
2292 * invoke.texi (-Wtraditional): Document it.
2294 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2296 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
2297 * flow.c (set_block_for_new_insns): Remove needless cast and
2298 properly check for unset block number.
2300 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
2302 * function.c (purge_single_hard_subreg_set): Only check REGNO if
2303 the subreg was a hard register. Pseudos are left as subregs.
2305 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2307 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
2308 (LIB2ADD_ST): New macro, pass it to mklibgcc.
2309 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
2310 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
2311 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
2313 2001-04-09 Bo Thorsen <bo@suse.co.uk>
2315 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
2317 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2319 * output.h (set_block_num): Missed it earlier, remove deprecated
2322 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2324 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
2325 (load_killed_in_block_p): Change bb parameter from int to basic_block.
2326 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
2327 (handle_rd_kill_set): Change bb parameter from int to basic_block.
2328 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
2329 (expr_killed_p): Change bb parameter from int to basic_block, pass
2330 basic_blocks instead of ints as parameters.
2331 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
2332 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
2333 from int to basic_block, pass basic_blocks instead of ints as parms.
2334 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
2335 parameter from int to basic_block, pass basic_blocks instead of ints.
2336 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
2337 (insert_insn_end_bb): Change bb parameter from int to basic_block,
2338 pass basic_blocks instead of ints.
2339 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
2340 basic_blocks instead of ints as parameters.
2341 (pre_delete): Pass basic_blocks instead of ints as parameters.
2342 (hoist_expr_reaches_here_p): Change bb parameter from int to
2343 basic_block, pass basic_blocks instead of ints.
2344 (hoist_code): Pass basic_blocks instead of ints as parameters.
2345 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
2346 Change bb parameter from int to basic_block.
2347 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
2348 (insert_insn_start_bb): Change bb parameter from int to basic_block,
2349 pass basic_blocks instead of ints.
2350 (insert_store): Pass basic_blocks instead of ints as parameters.
2351 (replace_store_insn, delete_store): Change bb parameter from int to
2352 basic_block, pass basic_blocks instead of ints.
2353 (store_motion): Pass basic_blocks instead of ints as parameters.
2355 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2357 * basic-block.h (set_new_block_for_insns): New Prototype.
2358 (set_block_num): Delete prototype.
2359 * flow.c (set_block_num): Remove obsolete function.
2360 (set_block_for_new_insns): Set BB for single or multiple insns.
2361 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
2362 (process_insn_end_bb): Use set_block_for_new_insns or
2363 set_block_for_insn instead of set_block_num.
2364 (pre_insert_copy_insn): Use set_block_for_new_insns.
2365 (update_ld_motion_stores): Use set_block_for_new_insns.
2366 (insert_insn_start_bb): Use set_block_for_new_insns.
2367 (replace_store_insn): Use set_block_for_new_insns.
2369 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2370 Jeff Law <law@redhat.com>
2372 * alias.c (get_addr): Externalize.
2373 (canon_true_dependence): New function. Behaves like true_dependance
2374 except it already assumes a MEM has been canonicalized.
2375 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
2376 * gcse.c (struct ls_expr): Add load/store expressions structure.
2377 (modify_mem_list, canon_modify_mem_list): New variable.
2378 (gcse_main): Initialize & finalize alias analysis. Use enhanced
2379 load motion and store motion if requested.
2380 (alloc_gcse_mem): Allocate space for modify_mem_list array.
2381 (free_gcse_mem): Free the modify_mem_list array.
2382 (oprs_unchanged_p): Use load_killed_in_block_p.
2383 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
2384 (mems_conflict_for_gcse_p): New function. Don't kill loads
2385 with stores to themselves if its in the load/store expression list.
2386 (load_killed_in_block_p): New function.
2387 (canon_list_insert): New Function.
2388 (record_last_mem_set_info): Keep a list of all instructions which
2389 can modify memory for each basic block.
2390 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
2391 (oprs_not_set_p): Use load_killed_in_block_p.
2392 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
2393 (expr_killed_p): Use load_killed_in_block_p.
2394 (compute_transp): Do not pessimize memory references.
2395 (pre_edge_insert): Update stores for a load motion expression.
2396 (one_pre_gcse_pass): Check loads/stores for extra load motion.
2397 (ldst_entry): Find or create a ldst_expr structure.
2398 (free_ldst_entry): Free memory for an individual item.
2399 (free_ldst_mems): Free entire load/store expression list.
2400 (print_ldst_list): Print debug info.
2401 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
2402 (enumerate_ldsts): Assign integer values to each entry in list.
2403 (first_ls_expr): First expression in the list.
2404 (next_ls_expr): Next expression in the list.
2405 (simple_mem): Check if expression qualifies for ld/st expression list.
2406 (invalidate_any_buried_refs): Remove from expression list if its
2407 used in some other way we dont understand.
2408 (compute_ld_motion_mems): Find all potential enhanced load motion
2410 (trim_ld_motion_mems): Remove any expressions which are invalid.
2411 (update_ld_motion_stores): Copy store values to registers for loads
2412 which have been moved.
2413 (regvec, st_antloc, num_store): New global statics.
2414 (reg_set_info): Marks registers as set.
2415 (store_ops_ok): Verfies registers expressions are valid in a block.
2416 (find_moveable_store): Look for moveable stores in a pattern.
2417 (compute_store_table): Find stores in a function worth moving, maybe.
2418 (load_kills_store): Check dependance of a load and store.
2419 (find_loads): Find any loads in a pattern.
2420 (store_killed_in_insn): Check if a store is killed in an insn.
2421 (store_killed_after): Check is store killed after an insn in a block.
2422 (store_killed_before): Check is store killed before an insn in a block.
2423 (build_store_vectors): Generate the antic and avail vectors.
2424 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
2425 (insert_store): Add a store to an edge.
2426 (replace_store_insn): Replace a store with a SET insn.
2427 (delete_store): Delete a store insn.
2428 (free_store_memory): Free memory.
2429 (store_motion): Perform store motion.
2430 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
2431 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
2432 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
2433 (f_options): Add gcse-lm and gcse-sm.
2435 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2437 * i386.c (expand_fp_movcc): Fix condition reversal code.
2439 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
2440 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
2441 (CLASS_MAX_NREGS): Use it.
2443 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
2444 handle properly complex values.
2445 (CLASS_MAX_NREGS): Likewise; update comment.
2447 2001-04-05 Bernd Schmidt <bernds@redhat.com>
2449 * ia64.c (ia64_flag_schedule_insns2): New variable.
2450 (ia64_override_options): Initialize it. Clear
2451 flag_schedule_insns_after_reload.
2452 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
2454 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
2456 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
2457 Do not require source to match destination anymore;
2458 Add abort to the nontrivial cases that should be handled by split.
2459 (fix_trunc?fdi): Add SSE case for x86_64.
2460 (floatdi?f): Likewise.
2461 (floatdi?f_sse): New.
2462 (fix_trunc?fdi_sse): New.
2464 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
2466 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
2467 (DEBUG_ARANGES_END_LABEL): Ditto.
2468 (dwarfout_init): Generate length and version fields at the start
2469 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
2470 after the length field.
2471 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
2472 the .debug_aranges info.
2474 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
2476 * i386.c (call, call_value): Make sure that resulting call_insn
2477 does have proper second operand.
2479 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
2481 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
2482 function. Remove include of sys/cygwin.h.
2484 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
2486 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
2487 (CPP_SPEC): Always search */include/w32api for header files.
2488 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
2489 (LINK_SPEC): Add "cyg" to the library search prefixes.
2491 2001-04-08 Philip Blundell <philb@gnu.org>
2493 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
2495 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
2497 * cpperror.c (print_location): Don't special case <stdin>.
2498 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
2499 WARNING, but we don't check if we're in system headers.
2500 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
2501 * cpplib.c (do_warning): Warn in system headers.
2503 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
2505 * mbchar.c: Include config.h first.
2507 2001-04-07 Zack Weinberg <zackw@stanford.edu>
2509 * config.gcc: Set default for xmake_file at top, not bottom.
2510 Change places that set xmake_file to "none" to set to the
2511 empty string instead, or remove them entirely if there is no
2512 default xmake_file for this cpu_type. Remove references to
2515 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
2516 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
2517 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
2518 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
2519 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
2520 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
2521 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
2522 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
2523 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
2524 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
2527 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
2528 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2529 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2530 config/mips/x-sysv, config/rs6000/x-aix31:
2531 Just set CLIB to -lld or -lmld, as appropriate.
2533 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
2534 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
2535 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
2536 config/mips/x-iris, config/pa/x-pa:
2537 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
2538 OTHER_FIXINCLUDES_DIRS.
2540 * config/i386/x-djgpp: Don't set LN or LN_S.
2541 * config/m88k/x-dolph: Don't define __m88k__.
2542 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
2543 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
2544 * config/i860/fx2800.h: No need to #undef SVR4.
2546 38 x-host fragments remain, 2 x-cpu.
2548 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2550 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
2552 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
2554 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
2556 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
2558 * configure.in: Add check for lstat.
2559 * configure, config.in: Regenerate.
2560 * cppinit.c (append_include_chain): Make empty path ".".
2561 * cpplib.c (do_line): Don't simplify #line paths.
2562 * cppfiles.c (remove_component_p): New function.
2563 (find_or_create_entry): Acknowledge stat () errors during
2564 path simplification.
2565 (handle_missing_header): Don't simplify paths.
2566 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
2567 the empty path untouched. Don't leave a trailing '/'.
2569 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
2571 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
2572 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
2574 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
2576 * cppfiles.c (open_file): Fail directories silently, but
2577 with an errno of NOENT set.
2578 (read_include_file): Move the common exit code to the sole
2579 caller. Return an int indicating success or failure. Let
2580 open_file handle directories.
2581 (stack_include_file): If read_include_file fails,
2582 push a "null" buffer.
2584 2001-04-05 DJ Delorie <dj@redhat.com>
2586 * function.h (virtuals_instantiated): Declare.
2587 * function.c: (virtuals_instantiated): Make global.
2588 * calls.c (emit_library_call_value_1): Use
2589 virtual_outgoing_args_rtx only if it hasn't been instantiated.
2590 Otherwise, use the stack pointer directly.
2592 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
2594 * i386.c (x86_initialize_trampoline): New global function.
2595 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
2596 (INITIALIZE_TRAMPOLINE): Move offline.
2597 * i386-protos.h (x86_initialize_trampoline): Declare.
2599 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
2601 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
2602 (lea_0): Rename to lea_1.
2603 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
2604 (lea_general_?): Allow SImodes on TARGET_64BIT
2605 (lea_general_?_zext): New patterns.
2606 (call_1, call_1_rex64): Fix.
2608 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
2610 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
2612 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
2614 * i386.c (function_arg): Return constm1_rtx for last argument.
2615 (ix86_expand_prologue): Update gen_call calls.
2616 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
2617 * i386.md (call_pop): Likewise.
2618 (call): Second operand is VOIDmode.
2619 (call_0): Likewise; Support 64bits.
2620 (call_exp): New expander.
2621 (call_1): Get to the sync.
2622 (call_1_exp): New pattern.
2623 (call_value): Support 64bit.
2624 (call_value_exp): New pattern.
2625 (untyped_call): Update gen_call call.
2626 (call_value_pop): Disable for 64bit.
2627 (call_value_0_rex64): New pattern.
2628 (call_value_1_rex64): Likewise.
2630 2001-04-05 Bo Thorsen <bo@suse.de>
2632 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
2634 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
2636 * i386.md (*andsi_1+3): If used after reload, make sure the operand
2637 satisfies ANY_QI_REG_P.
2639 2001-04-05 Bernd Schmidt <bernds@redhat.com>
2641 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
2644 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
2647 2001-04-04 Zack Weinberg <zackw@stanford.edu>
2649 * config.gcc: Remove default for xm_file. Clean up local
2650 machine type handling. Remove settings of xm_file to
2651 something that doesn't exist. In the big switch, set xm_file,
2652 don't append to it (the value before the big switch is always
2653 null). Don't force build_xm_file or host_xm_file to have a value.
2654 * configure.in: Remove default for xm_file. Do not special
2655 case $cpu/xm-$cpu.h not existing.
2656 * configure: Regenerate.
2658 2001-04-04 Diego Novillo <dnovillo@redhat.com>
2660 * simplify-rtx.c (simplify_binary_operation): Check for overflow
2661 when folding integer division and modulo operations.
2663 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
2665 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
2666 instead of DWARF2_ADDR_SIZE for EH addresses.
2667 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
2670 2001-04-04 Richard Henderson <rth@redhat.com>
2672 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
2673 * config/ia64/t-glibc (LIB2ADDEH): Disable.
2674 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
2676 2001-04-04 Richard Henderson <rth@redhat.com>
2678 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
2679 * configure: Rebuilt.
2681 2001-04-04 Jakub Jelinek <jakub@redhat.com>
2683 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
2684 push insns to delete to it instead of deleting them.
2685 (delete_null_pointer_checks): Delete insns from delete_list after
2686 all delete_null_pointer_checks_1 passes are done.
2688 2001-04-04 Richard Henderson <rth@redhat.com>
2690 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
2691 * configure: Rebuilt.
2693 2001-04-04 Zack Weinberg <zackw@stanford.edu>
2695 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
2696 * config/romp/xm-romp.h: Delete.
2698 2001-04-04 Bernd Schmidt <bernds@redhat.com>
2700 * sched-deps.c (sched_analyze_insn): Partially revert March 27
2703 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2705 * emit-rtl.c (mark_label_nuses) Increment the label uses for
2706 all labels present in rtx.
2707 (try_split) Call new function for all split insns.
2709 2001-04-04 Jakub Jelinek <jakub@redhat.com>
2711 * recog.c (validate_replace_rtx_1): Instead of aborting just make
2712 sure the change won't be validated.
2714 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
2716 * rtl.h (set_noop_p): Declare.
2717 * flow.c (set_noop_p): Move from here ...
2718 * rtlanal.c (set_noop_p): ... to here and enhance.
2719 * cse.c (delete_trivially_dead_insns): Use it.
2720 * gcse.c (hash_scan_set): Likewise.
2721 * jump.c (delete_noop_moves): Likewise.
2722 * recog.c (split_all_insns): Likewise.
2724 2001-04-04 Alan Modra <alan@linuxcare.com.au>
2726 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
2727 stack pointer via a LO_SUM. Ditto for setting a temp register
2728 used to save to the stack. Set cfa_temp when setting fp, and
2729 allow matches to cfa_temp in addition to cfa_store when saving
2730 regs. Handle POST_INC and LO_SUM register stores. Document the
2731 changes and errors in rule 12 doco.
2733 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
2734 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
2735 (load_reg): Move closer to epilogue code.
2736 (DO_FRAME_NOTES): Define to control the following..
2737 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
2738 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
2740 (hppa_expand_epilogue): Likewise.
2742 2001-04-03 Richard Henderson <rth@redhat.com>
2744 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
2745 * configure: Rebuild.
2747 2001-04-03 Richard Henderson <rth@redhat.com>
2749 * rtl.h (LCT_THROW): New.
2750 * calls.c (emit_library_call_value_1): Handle it.
2751 * except.c (connect_post_landing_pads): Use it.
2753 2001-04-03 Zack Weinberg <zackw@stanford.edu>
2755 * gansidecl.h: Delete file.
2756 * configure.in: Change all refs to gansidecl.h to use
2757 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
2759 * configure: Regenerate.
2761 * Makefile.in (intl.o): Don't depend on gansidecl.h.
2762 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
2763 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
2764 Don't include gansidecl.h.
2765 * intl.c, main.c, version.c, fixinc/fixlib.h,
2766 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
2769 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2771 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
2774 2001-04-03 Zack Weinberg <zackw@stanford.edu>
2776 * config/i386/xm-beos.h, config/i386/xm-isc.h,
2777 config/i386/xm-next.h, config/i386/xm-sco.h,
2778 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
2779 config/m88k/xm-m88k.h: Delete.
2781 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
2782 * config/romp/xm-romp.h: Don't define bcopy.
2783 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
2784 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
2786 * config.gcc: Remove references to deleted files.
2788 14 xm-host.h remain, 1 xm-cpu.h.
2790 2001-04-03 Jakub Jelinek <jakub@redhat.com>
2791 David S. Miller <davem@pierdol.cobaltmicro.com>
2792 Andrew MacLeod <amacleod@redhat.com>
2794 Use byte offsets in SUBREGs instead of words.
2796 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
2797 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
2798 to pass new argument.
2799 (add_stored_regs): Use subreg_regno_offset function.
2800 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
2802 (precompute_arguments): Use gen_lowpart_SUBREG.
2803 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
2804 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
2805 (simplify_set): Rework to use SUBREG_BYTE.
2806 (expand_field_assignment): Use SUBREG_BYTE.
2807 (make_extraction): Use SUBREG_BYTE.
2808 (if_then_else_cond): Use SUBREG_BYTE.
2809 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
2810 (gen_lowpart_for_combine): Compute full byte offset.
2811 * cse.c (mention_regs): Use SUBREG_BYTE.
2812 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
2813 (canon_hash): Use SUBREG_BYTE.
2814 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
2815 (gen_lowpart_if_possible): Formatting.
2816 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
2818 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
2819 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
2820 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
2821 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
2822 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
2823 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
2824 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
2825 certain invariants about SUBREGs the compiler creates.
2826 (gen_lowpart_SUBREG): New function.
2827 (subreg_hard_regno): New function to get the final register number.
2828 (gen_lowpart_common): Use SUBREG_BYTE.
2829 (gen_imagpart): Spacing nits.
2830 (subreg_realpart_p): Use SUBREG_BYTE.
2831 (gen_highpart): Use SUBREG_BYTE.
2832 (subreg_lowpart_p): Always compute endian corrected goal offset,
2833 even at the byte level, then compare against that.
2834 (constant_subword): New function, pulled out all constant cases
2835 from operand_subword and changed second argument name to offset.
2836 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
2837 and call constant_subword to do the work. Return const0_rtx if
2838 looking for a word outside of OP.
2839 (operand_subword_force): Change second arg name to offset.
2840 * expmed.c (store_bit_field): Use SUBREG_BYTE.
2841 (store_split_bit_field): Use SUBREG_BYTE.
2842 (extract_bit_field): Use SUBREG_BYTE.
2843 (extract_split_bit_field): Use SUBREG_BYTE.
2844 (expand_shift): Use SUBREG_BYTE.
2845 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
2846 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
2847 * flow.c (set_noop_p): Use SUBREG_BYTE.
2848 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
2849 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
2850 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
2852 (optimize_bit_field): Use SUBREG_BYTE.
2853 (purge_addressof_1): Use SUBREG_BYTE.
2854 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
2855 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
2856 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
2857 * gengenrtl.c (special_rtx): Add SUBREG.
2858 * global.c (mark_reg_store): Use SUBREG_BYTE.
2859 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
2860 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
2861 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
2862 final byte offset is congruent to subreg's mode size.
2863 (subst_constants): Use SUBREG_BYTE.
2864 (mark_stores): Use subreg_regno_offset function.
2865 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
2866 function and SUBREG_BYTE.
2867 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
2868 (reg_is_born): Use subreg_hard_regno.
2869 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
2870 endian correction code. Don't combine subregs unless resulting
2871 offset aligns with type. Fix subreg constant extraction for DImode.
2872 Simplify SUBREG of VOIDmode CONST_DOUBLE.
2873 (general_operand): Remove dead mode_altering_drug code.
2874 (indirect_operand): Use SUBREG_BYTE.
2875 (constrain_operands): Use subreg_regno_offset function.
2876 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
2877 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
2878 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
2879 * regs.h (REG_SIZE): Allow target to override.
2880 (REGMODE_NATURAL_SIZE): New macro which target can override.
2881 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
2882 on the entire subreg rtx.
2883 (push_reload): Use SUBREG_BYTE in comments and code.
2884 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
2885 for hard registers inside subregs.
2886 (operands_match_p): Use subreg_regno_offset.
2887 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
2888 containing hard regs.
2889 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
2890 corrections when fixing up MEM subregs.
2891 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
2892 subreg_regno_offset where appropriate.
2893 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
2894 byte endian corrections when fixing up MEM subregs.
2895 (subst_reloads): When combining two subregs, make sure final
2896 offset is congruent to subreg's mode size.
2897 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
2898 (refers_to_regno_for_reload_p): Use subreg_regno.
2899 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
2900 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
2901 correction code for memory subreg fixups.
2902 (forget_old_reload_1): Use subreg_regno_offset.
2903 (choose_reload_regs): Use subreg_regno.
2904 (emit_input_reload_insns): Use SUBREG_BYTE.
2905 (reload_combine_note_store): Use subreg_regno_offset.
2906 (move2add_note_store): Use subreg_regno_offset.
2907 * resource.c (update_live_status, mark_referenced_resources): Use
2908 subreg_regno function.
2909 (mark_set_resources): Use subreg_regno function.
2910 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
2911 (subreg_regno_offset, subreg_regno): Define prototypes.
2912 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
2913 (gen_lowpart_SUBREG): Add prototype.
2914 * rtl.texi (subreg): Update to reflect new byte offset representation.
2915 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
2916 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
2917 (reg_overlap_mentioned_p): Use subreg_regno.
2918 (replace_regs); Make sure final offset of combined subreg is
2919 congruent to size of subreg's mode.
2920 (subreg_regno_offset): New function.
2921 (subreg_regno): New function.
2922 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
2923 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
2924 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
2925 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
2926 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
2927 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
2928 (a29k_get_reloaded_address): Use SUBREG_BYTE.
2929 (print_operand): Use SUBREG_BYTE.
2930 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
2931 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
2932 (arm_reload_out_hi): Use SUBREG_BYTE.
2933 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
2934 instead of SUBREG_WORD.
2935 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
2936 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
2937 SUBREG creation to use byte offset.
2938 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
2939 inverted load insns): Fix explicit rtl subregs to use byte
2941 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
2942 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
2943 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
2944 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
2945 to use byte offsets.
2946 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
2947 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
2948 offsets, also make sure it is congruent to SUBREG's mode size.
2949 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
2950 unnamed ldob insn): Generate SUBREGs with byte offset.
2951 (zero_extendqihi2): SUBREG's are byte offsets.
2952 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
2953 (m68hc11_gen_highpart): Use SUBREG_BYTE.
2954 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
2955 zero-extendqisi2): Generate SUBREGs with byte offset.
2956 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
2957 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
2958 subregs in rtl to use byte offsets.
2959 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
2960 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
2961 (mips_move_2words): Use subreg_regno_offset.
2962 (mips_secondary_reload_class): Use subreg_regno_offset.
2963 * config/mips/mips.md (DImode plus, minus, move, and logical op
2964 splits): Fixup explicit subregs in rtl to use byte offsets.
2965 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
2966 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
2967 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
2968 rtl to use byte offsets.
2969 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
2970 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
2971 subregs to use byte offsets.
2972 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
2973 Fixup explicit subregs in rtl to use byte offsets.
2974 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
2975 and remove byte endian correction code.
2976 * config/sh/sh.c (output_movedouble): Use subreg_regno.
2977 (gen_ashift_hi): Use SUBREG_BYTE.
2978 (regs_used): Use subreg_regno_offset.
2979 (machine_dependent_reorg): Use subreg_regno_offset.
2980 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
2981 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
2982 (movdf_i4): Subregs are byte offsets now.
2983 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
2984 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
2985 (REGMODE_NATURAL_SIZE): Override.
2986 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
2987 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
2989 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
2990 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
2991 extendqidi2): Generate SUBREGs with byte offsets, also make sure
2992 it is congruent to SUBREG's mode size.
2993 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
2995 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
2996 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
2997 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
2998 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
2999 * config/v850/v850.c (print_operand, output_move_double): Use
3000 subreg_regno function.
3002 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
3004 * configure.in (target_subdir): Use target_alias, not target.
3005 * configure: Rebuilt.
3007 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
3009 * config/sh/crti.asm: Fix typos in comments.
3011 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3013 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
3014 TARGET_FAST_INDIRECT_CALLS.
3015 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
3017 (return_addr_rtx): Short circuit export stub matching when
3018 TARGET_NO_SPACE_REGS.
3019 (output_millicode_call): For out of range calls, make -fPIC
3020 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
3021 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
3022 * pa.md: Modify length attr calculation of all millicode insns to
3025 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
3027 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
3028 Require at least 2.11 in the version test. Specifically check
3029 for and reject GAS version 2.10.90.
3030 * configure: regenerate.
3032 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3034 * pa.c (override_options): Remove PIC profiling warning.
3035 (hp_profile_labelno): Delete.
3036 (hp_profile_label_rtx): Delete.
3037 (hp_profile_label_name): Delete.
3038 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
3039 (output_function_prologue): Remove profiling code and all tests on
3040 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
3041 merge_sp_adjust_with_store can work for PIC and profiling.
3042 (hppa_expand_epilogue): Remove profile_flag test.
3043 (hppa_can_use_return_insn_p): Likewise.
3044 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
3045 cater for PROFILE_HOOK.
3046 (hppa_profile_hook): New function.
3047 * pa.h (FUNCTION_PROFILER): Now does nothing.
3048 (PROFILE_HOOK): Define.
3049 (hppa_profile_hook): Declare.
3050 (PROFILE_BEFORE_PROLOGUE): Delete.
3051 (ASM_OUTPUT_REG_PUSH): Delete.
3052 (ASM_OUTPUT_REG_POP): Delete.
3053 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
3054 r24. Accept function name operand, and use this and a locally
3055 generated label to calculate pc-rel offset to func start.
3057 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3059 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
3060 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
3063 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3065 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
3066 LO_SUM cases to where they belong.
3068 2001-04-02 Richard Henderson <rth@redhat.com>
3070 * except.h (lang_eh_type_covers): Mark extern.
3071 (lang_eh_runtime_type): Likewise.
3073 2001-04-02 Zack Weinberg <zackw@stanford.edu>
3075 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
3076 gengenrtl.c: Wrap generated header in multiple-include guard.
3077 Improve error checking.
3079 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3081 * configure.in: Don't check for putenv.
3082 * configure: Regenerate.
3083 * gcc.c (putenv): Don't define.
3084 * vax/xm-vms.h: Handle putenv.
3086 2001-04-02 Jakub Jelinek <jakub@redhat.com>
3088 * ifcvt.c (noce_emit_move_insn): New.
3089 (noce_try_store_flag, noce_try_store_flag_constants,
3090 noce_try_store_flag_inc, noce_try_store_flag_mask,
3091 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
3092 noce_try_abs): Use it.
3093 (noce_process_if_block): Likewise.
3094 For STRICT_LOW_PART, take mode from its SUBREG.
3096 2001-04-02 Jakub Jelinek <jakub@redhat.com>
3098 * fold-const.c (fold): Before optimizing unsigned comparison with
3099 0x7fffffffU, make sure arg0 is integral type.
3101 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
3103 * c-tree.texi: Document representation of wide strings.
3105 2001-04-01 Richard Henderson <rth@redhat.com>
3107 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
3109 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
3111 * i386.md: remove obsoleted comments.
3112 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
3113 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
3114 fix output template.
3116 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
3118 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
3120 2001-03-30 Bernd Schmidt <bernds@redhat.com>
3122 * loop.c (load_mems): When generating a load from a pseudo, update
3125 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3127 * i386.c (ix86_split_long_move): Use change address to compensate
3128 stack pointer change in push instruction.
3130 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3132 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
3133 instead of rtx_equal_p; fix the output template.
3135 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3137 * i386.c (ix86_expand_setcc): Support 64bit.
3138 (ix86_expand_int_movcc): Likewise.
3139 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
3142 * i386.md (allocate_stack_worker): Turn to expander.
3143 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
3145 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
3147 2001-03-29 Richard Henderson <rth@redhat.com>
3149 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
3151 2001-03-28 Matthew Hiller <hiller@redhat.com>
3153 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
3156 * MAINTAINERS: Added self.
3158 2001-03-28 Richard Henderson <rth@redhat.com>
3160 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
3161 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
3163 2001-03-28 Jim Wilson <wilson@redhat.com>
3165 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
3168 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3170 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
3172 * tradcif.y (yyerror): Likewise. Add format specifier in call to
3175 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
3177 2001-03-28 DJ Delorie <dj@redhat.com>
3179 * Makefile.in (stage1_build): Revert CFLAGS patch.
3181 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
3183 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
3184 when multiplier or multiplicand is zero.
3186 2001-03-28 Bernd Schmidt <bernds@redhat.com>
3188 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
3190 * config/ia64/ia64.c (update_set_flags): New function, broken out of
3192 (set_src_needs_barrier): Likewise.
3193 (rtx_needs_barrier): For SET case, use these two functions. Rework
3194 PARALLEL case to handle all inputs before all outputs.
3195 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
3196 saw a label and no stop bit since then.
3197 (maybe_rotate, process_epilogue): Add prototypes.
3199 2001-03-28 Richard Henderson <rth@redhat.com>
3201 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
3202 not TARGET_TOC for special toc restore handling.
3203 * config/rs6000/rs6000.md (eh_return): Likewise.
3205 2001-03-28 Richard Henderson <rth@redhat.com>
3207 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
3208 current_function_calls_eh_return.
3209 (output_function_epilogue): Handle eh_return.
3210 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
3211 (EH_RETURN_DATA_REGNO): New.
3212 (EH_RETURN_STACKADJ_RTX): New.
3213 (EH_RETURN_HANDLER_RTX): New.
3214 * config/sparc/sparc.md (call/short branch peepholes): Check
3215 can_throw_internal instead of in_same_eh_region.
3217 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
3218 for eh_return data registers.
3219 (rs6000_emit_prologue): Save eh_return data registers.
3220 (rs6000_emit_epilogue): Force inline restores if eh_return.
3221 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
3222 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
3223 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
3224 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
3225 the target uses one.
3226 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
3227 (return_eh_si, return_eh_di): Remove.
3228 (eh_return): New, from corpse of eh_epilogue.
3229 (eh_set_lr_si, eh_set_lr_di): New.
3231 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
3232 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
3233 True for pic register if current_function_calls_eh_return.
3234 (ix86_expand_epilogue): Change "emit_return" argument into "style".
3235 Handle eh_return requirements.
3236 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
3237 (EH_RETURN_STACKADJ_RTX): New.
3238 * config/i386/i386.md (exception_receiver): Remove.
3239 (eh_return, eh_return_1): New.
3240 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3242 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
3243 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
3244 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
3245 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
3246 (EH_RETURN_DATA_REGNO): New.
3247 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
3248 * config/alpha/alpha.md (eh_epilogue): Remove.
3249 (exception_receiver): Use $26 for ldgp input.
3250 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3252 2001-03-28 Richard Henderson <rth@redhat.com>
3254 * except.c: Rewrite entirely for IA-64 ABI exception handling.
3255 * except.h: Likewise.
3257 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
3258 (LIB2ADDEHDEP): New.
3259 (LIB2FUNCS_EH): Remove.
3260 (LIB2ADD): Remove LIB2ADDEH.
3261 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
3262 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
3263 (crt{begin,end}[S].o): Likewise.
3264 (except.o): Update includes.
3265 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
3266 (libgcc2_c_dep): Use LIB2ADDEHDEP.
3268 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
3269 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
3270 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
3271 * builtins.c (expand_builtin): Implement it.
3272 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
3273 * c-common.c (c_common_nodes_and_builtins): Declare it.
3274 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
3275 * calls.c (libfunc_nothrow): Remove.
3276 (emit_library_call_value_1): Don't call it.
3277 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
3278 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
3279 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
3280 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
3281 (current_funcdef_number): Globalize.
3282 (output_call_frame_info): Emit frame data if an lsda is needed.
3283 Generate augmentation for personality routine. Don't play with
3285 (dwarf2out_begin_prologue): Record funcdef_number.
3286 * dwarf2out.h (current_funcdef_number): Declare.
3287 * expr.c (expand_expr): Update for except.h name changes.
3288 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
3289 * expr.h (LTI_throw, LTI_rethrow): Remove.
3290 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
3291 (LTI_eh_rtime_match): Remove.
3292 (LTI_unwind_resume, LTI_eh_personality): Add.
3293 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
3294 * final.c (final): Don't call check_exception_handler_labels,
3295 init_insn_eh_region, or free_insn_eh_region.
3296 (final_scan_insn): Always emit debug labels for
3297 NOTE_INSN_EH_REGION notes.
3298 * flags.h (flag_new_exceptions): Remove.
3299 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
3300 (record_active_eh_regions): Remove.
3301 (count_basic_blocks): Check all instructions for REG_EH_REGION.
3302 Use can_throw_internal.
3303 (find_basic_blocks_1): Likewise.
3304 (move_stray_eh_region_notes): Remove.
3305 (find_label_refs): No eh_return_stub_label.
3306 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
3307 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
3309 (delete_unreachable_blocks): Don't track deleted handlers.
3310 (flow_delete_block): Use maybe_remove_eh_handler.
3311 (delete_eh_regions): Remove.
3312 (merge_blocks): Don't check for eh region match.
3313 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
3314 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
3315 (init_propagate_block_info): Disable dead frame store optimization
3316 when current_function_calls_eh_return.
3317 (dump_bb): Don't print eh_beg, eh_end.
3318 * function.c (fixup_var_refs): No catch_clauses.
3319 (expand_function_end): Likewise. Call expand_eh_return before
3320 the return register use. Call sjlj_emit_function_exit_after.
3321 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
3322 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
3323 * ifcvt.c (dead_or_predicable): Remove eh region check.
3324 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
3325 Don't check for EH vs parameters.
3326 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
3327 (expand_inline_function): Call duplicate_eh_regions.
3328 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
3329 (copy_insn_notes): Remap REG_EH_REGION notes.
3330 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
3331 * integrate.h (struct inline_remap): Add local_return_label.
3332 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
3333 check_exception_handler_labels, nor exception_optimize.
3334 (find_cross_jump): No EH region check.
3335 * optabs.c (init_optabs): Update for changed eh libfuncs.
3336 * rtl.def (RESX): New.
3337 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
3338 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
3339 checks. Update for except.h name changes.
3340 (expand_cleanups): Likewise.
3341 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
3342 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
3343 (compile_file): Call init_eh before init_optabs. Don't
3344 output_exception_table here.
3345 (rest_of_compilation): Call convert_from_eh_region_ranges,
3346 convert_to_eh_region_ranges, output_function_exception_table.
3347 Don't emit_eh_context.
3348 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
3349 (EXC_PTR_EXPR): New.
3351 * md.texi (eh_epilogue): Remove.
3352 (eh_return): Document.
3353 * tm.texi (EH_RETURN_DATA_REGNO): Document.
3354 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
3356 * eh-common.h: Remove file.
3357 * frame-dwarf2.c, frame.c, frame.h: Remove files.
3358 * libgcc2.c (L_eh): Remove.
3360 * unwind-dw2-fde.c: New file, largely copied from frame.c.
3361 * unwind-dw2-fde.h: New file.
3362 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
3363 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
3364 * libgcc-std.ver: Update for eh symbols.
3366 2001-03-27 Richard Henderson <rth@redhat.com>
3368 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
3369 reduce false positives.
3370 (regmove_optimize): Disable if flag_non_call_exceptions.
3372 * stmt.c (expand_return): Remove always true predicate.
3373 (expand_decl_cleanup_no_eh): Remove dead code.
3375 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
3376 barrier code. Add a scheduling barrier if a non-call insn
3377 can throw internally.
3379 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
3380 Auto-inc addresses trap only if their base register does.
3382 * except.c (can_throw_internal): Rename from can_throw.
3383 * except.h, resource.c: Update references.
3385 * integrate.c (copy_insn_list): Use returnjump_p.
3386 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
3388 * function.h (struct function): Move all boolean valued fields
3389 to single bit fields at the end of the struct.
3391 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
3393 Rename asynchronous_exceptions to flag_non_call_exceptions.
3395 * gthr-single.h (UNUSED): New. Distinguish between how C
3396 and C++ mark unused function arguments. Use throughout.
3398 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
3399 value to target configuration header.
3400 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
3401 * config.in, configure: Rebuild.
3402 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
3403 configuration and target defines.
3404 (exceptions_via_longjmp): Remove.
3405 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
3406 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
3408 * except.h (flag_non_call_exceptions): Move ...
3409 * flags.h: ... here.
3411 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
3412 exceptions, put the note on the trapping instruction.
3414 * flags.h (flag_new_exceptions): Remove.
3415 * toplev.c: Don't set it.
3416 * final.c: Don't check it.
3417 * except.c: Provide stub definition.
3419 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
3420 (calculate_global_regs_live): Kill call-clobbered registers
3421 across exception edges.
3422 * reg-stack.c (convert_regs_1): Kill the entire target stack
3423 across non-call exception edges.
3425 * flow.c (cleanup_cfg): Take no argument.
3426 * output.h, sibcall.c, toplev.c: Update all calls.
3428 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3430 * configure.in: Don't check for bcopy.
3431 * configure, config.in: Regenerate.
3433 * system.h: Don't define or prototype bcopy, instead poison it.
3435 2001-03-27 Richard Henderson <rth@redhat.com>
3437 * function.c (expand_function_start): Set DECL_REGISTER on
3438 a pseudo used for DECL_RESULT.
3440 * rtl.h (LCT_NORETURN): New.
3441 * calls.c (emit_library_call_value_1): Handle it.
3443 2001-03-27 Stan Shebs <shebs@apple.com>
3445 * objc/objc-act.c (objc_init): Use dump_base_name.
3446 (gen_declaration): Clear the buffer arg.
3447 (gen_declaration_1): New function, body of gen_declaration.
3448 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
3449 (gen_method_decl): Ditto, plus always clear buffer arg.
3450 (error_with_ivar): Simplify.
3451 (warn_with_method): Ditto.
3452 (build_message_expr): Don't clear buffers.
3453 (dump_interface): Ditto.
3454 (objc_debug): Ditto.
3455 (build_keyword_selector): Clear the buffer by only zeroing
3457 (objc_implementation_context): Declare.
3458 (start_class): Warn about missing @end.
3459 (finish_objc): Ditto.
3461 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
3463 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
3465 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3467 * Makefile.in (SYSTEM_H): Define.
3468 Depend on $(SYSTEM_H), not system.h.
3470 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
3472 2001-03-27 Jim Wilson <wilson@redhat.com>
3474 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
3476 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
3477 (process_epilogue): New static function.
3478 (process_set): Call process_epilogue instead of emitting .restore
3480 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
3482 * flow.c (struct reg_cond_life_info): New fields orig_condition
3484 (init_propagate_block_info): Set new fields.
3485 (mark_regno_cond_dead): Set and use new fields.
3486 (flush_reg_cond_reg_1): Likewise.
3487 (and_reg_cond, case AND): Check for redundant AND conditions.
3488 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
3491 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3493 * cppmacro.c (stringify_arg): Null terminate strings.
3495 2001-03-27 Zack Weinberg <zackw@stanford.edu>
3497 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
3498 inclusion style. xm-m68hc11.h no longer exists.
3499 * config/m68hc11/xm-m68hc11.h: Delete file.
3500 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
3502 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
3503 Don't define GCC_VERSION, N_, or PARAMS; don't include
3504 gansidecl.h or stdio.h. Define inhibit_libc here.
3505 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
3506 Delete code conditioned on #if GCC_VERSION == 2095.
3508 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
3509 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
3510 Delete code conditioned on #if GCC_VERSION == 2095.
3512 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3514 * system.h: Include symcat.h.
3515 (STRINGIFY): Don't define.
3517 * configure.in: Adjust comment.
3519 * builtins.c: Use STRINGX, not STRINGIFY.
3520 * gencheck.c: Likewise.
3521 * gengenrtl.c: Likewise.
3522 * protoize.c: Likewise.
3524 * cpplex.c: Don't include symcat.h.
3525 * cpplib.c: Likewise.
3527 * gansidecl.h (HAVE_STRINGIZE): Don't define.
3529 2001-03-27 Alan Modra <alan@linuxcare.com.au>
3531 * c-typeck.c (digest_init): Fold init expression.
3533 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3535 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
3537 2001-03-27 Alan Modra <alan@linuxcare.com.au>
3539 * except.c (eh_regs): Save results of build_pointer_type to a temp
3540 as FUNCTION_VALUE macro may evaluate its args multiple times.
3542 2001-03-26 Mark Mitchell <mark@codesourcery.com>
3544 * c-common.h (DECL_NUM_STMTS): New macro.
3545 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
3547 (pushdecl): Likewise.
3548 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
3549 * integrate.c (expand_inline_function): Don't check
3551 * print-tree.c (print_node): Don't print it.
3552 * toplev.c (rest_of_compilation): Don't try to inline when
3553 flag_no_inline is on.
3554 * tree.h (DECL_FRAME_SIZE): Remove.
3555 (tree_decl): Adjust accordingly.
3557 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3559 * combine.c (try_combine): Use memcpy, not bcopy.
3561 * genattrtab.c (expand_units): Likewise.
3563 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
3565 * i386.md (push mem DI peep2): New.
3566 (mov 0, mov -1 peep2): Handle 64bit.
3567 (lea to arithmetics peep2): Handle 64bit leas.
3568 (rsp arithmetics to push/pop peep2s): New.
3570 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
3572 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
3574 * i386.c (struct machine_function): Add save_varrargs_registers.
3575 (ix86_save_varrargs_registers): New macro.
3576 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
3577 (ix86_expand_prologue): Likewise.
3578 (ix86_emit_epilogue_esp_adjustement): Likewise.
3579 (ix86_expand_epilogue): Likewise.
3580 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
3581 (pro_epilogue_adjust_stack_1): New insn.
3582 (pro_epilogue_adjust_stack_rex64): Likewise.
3583 * i386.h (MASK_NO_RED_ZONE): New constant.
3584 (TARGET_RED_ZONE): New macro.
3585 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
3586 (RED_ZONE_SIZE): New constant.
3587 (RED_ZONE_RESERVE): New constant.
3589 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3591 * toplev.c (set_float_handler): Use memcpy, not bcopy.
3593 2001-03-25 Kazu Hirata <kazu@hxi.com>
3595 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
3598 (umodhi3): Likewise.
3601 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3603 * mkconfig.sh (DEFINES): Handle entries with '='.
3605 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
3606 Set xm_defines to MACRO=value instead.
3608 * i370/xm-mvs.h: Delete.
3610 * ns32k/xm-pc532-min.h: Likewise.
3612 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3614 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
3616 use ix86_expand_binary_operator
3617 (?sh??i_?): Disable for 64bit.
3618 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
3619 * i386.c (shiftdi_operand): New predicate.
3621 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
3622 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
3623 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
3624 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
3625 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
3626 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
3627 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
3628 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
3629 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
3630 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
3631 (rotldi3, rotrdi3): New expanders.
3633 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
3635 * i386.md (movstrsi): Move offline.
3637 (strmovdi_rex64): New.
3638 (strmov?i): Accept 64bit.
3639 (strmov?i_rex64): New.
3640 (strmov?i_rex_1): New.
3641 (strmov?i_1): Disable for 64bit.
3642 (rep_mov?i_rex64): New.
3643 (rep_mov?i): Disable for 64bit.
3644 (clrstrsi): Move offline.
3645 (strset?i_rex64): New.
3646 (strset?i: Accept 64bit.
3647 (rep_stos?i): Disable for 64bit.
3648 (rep_stos?i_rex64): New.
3649 (strset?i_rex_1): New.
3650 (strset?i_1): Disable for 64bit.
3651 (cmpstrsi): Accept 64bit.
3652 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
3653 (cmpstrqi_nz_rex_1): New.
3654 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
3655 (strlensi): Move offline.
3657 (strlenqi_1): Disable for 64bit; fix constraints.
3658 (strlenqi_rex_1): New.
3659 * i386.c (ix86_adjust_counter): New static function.
3660 (ix86_zero_extend_to_Pmode): Likewise.
3661 (ix86_expand_aligntest): Likweise.
3662 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
3663 (ix86_expand_movstr): New global function.
3664 (ix86_expand_clrstr): New global function.
3665 (ix86_expand_strlen): New global function.
3666 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
3667 ix86_expand_strlen): Declare.
3668 (ix86_expand_strlensi_unroll_1): Delete.
3670 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
3672 * i386.md (cmpdi): Fix operand predicates.
3673 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
3674 cmpdi_1_insn_rex64): New patterns.
3675 (adddi3): Turn to expander.
3676 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
3677 (addsi3_carry_zext): New pattern.
3678 (adddi_?_rex64): New patterns and splitters.
3679 (addsi_?_zext): New patterns.
3680 (subsi3_carry_zext): New pattern.
3681 (subdi_?_rex64): New patterns and splitters.
3682 (iorsi_?_zext): New patterns.
3683 (iordi_?_rex64): New patterns and splitters.
3684 (iorsi_?_zext): New patterns.
3685 (iorsi_?_zext_imm): New patterns.
3686 (xorsi_?_zext): New patterns.
3687 (xordi_?_rex64): New patterns and splitters.
3688 (xorsi_?_zext): New patterns.
3689 (negdi*): New patterns.
3690 (one_cmpldi*): Likewise.
3691 (one_cmplsi*_zext, negsi*_zext): Likewise.
3692 (testqi_ext_3_rex64): New pattern.
3694 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
3696 * i386-protos.h (ix86_split_long_move): Return void.
3697 * i386.c (ix86_split_to_parts): Handle 64bit target.
3698 (ix86_split_long_move): Likewise.
3699 * i386.md (all calls to ix86_split_long_move): Update.
3701 2001-03-23 Richard Henderson <rth@redhat.com>
3703 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
3704 to avoid shadowing arguments.
3706 2001-03-23 Jakub Jelinek <jakub@redhat.com>
3708 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
3709 to variable names where DECL_NAME is different from
3710 DECL_ASSEMBLER_NAME.
3712 2001-03-23 Jim Wilson <wilson@redhat.com>
3714 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
3715 (assemble_alias): Call make_decl_rtl.
3717 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
3719 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
3721 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
3723 * extend.texi: Document the "java_interface" attribute.
3725 2001-03-22 Zack Weinberg <zackw@stanford.edu>
3727 * mkconfig.sh: Use a subshell with redirected stdout,
3728 instead of closing stdout and confusing commands that run
3729 afterward. Throw away output of cmp.
3731 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
3733 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
3735 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
3737 * i386.md (zero_extendsidi2_32): Break out from ...
3738 (zero_extendsidi2): ... here ; turn to expander.
3739 (zero_extendsidi2_rex64): New.
3740 (extendsidi2_32): Break out from ...
3741 (extendsidi2): ... here ; turn to expander.
3742 (extendsidi2_rex64): New.
3743 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
3744 (trunc?f?f splitters): Add 64bit versions.
3746 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
3748 * i386.md (pushsi, pushsi2_prologue): Disable.
3749 (pushsi2_rex64): New.
3750 (movabs?i_1_rex64, movabs?i_2_rex64): New.
3751 (movqi_ext_1): Disable for 64bit.
3752 (movqi_ext_1_rex64): New.
3753 (pushdi2_rex64): New pattern, peep2s and splitter.
3754 (pushdi2_prologue_rex64): New pattern.
3755 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
3757 (movdi splitters): Disable for 64bit.
3758 (movdi_1_rex64): New pattern, peep2s and splitters.
3759 (swapdi): New pattern.
3760 (pushsf): Disable for 64bit.
3761 (pushsf_rex64): New pattern and splitter.
3762 (pushdf_nointeger): Disable for 64bit.
3763 (pushdf_integer): Handle the 64bit case.
3764 (pushtf): Likewise; update splitters.
3766 2001-03-22 Richard Henderson <rth@redhat.com>
3768 * mkconfig.sh: Include insn-flags.h.
3769 * Makefile.in (CONFIG_H): Include insn-flags.h.
3770 (lots of objects): Remove insn-codes.h and insn-flags.h.
3772 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
3773 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
3774 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
3775 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
3776 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
3777 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
3778 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
3779 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
3780 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
3781 v850/v850.c, vax/vax.c:
3782 Don't include insn-flags.h.
3784 * diagnostic.c, expr.h, reload.c, toplev.c:
3785 Don't include insn-codes.h.
3787 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
3788 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
3789 c4x/c4x.c, i960/i960.c, mips/mips.c:
3790 Don't include insn-codes.h or insn-flags.h.
3792 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
3793 or insn-flags.h in the generated code.
3794 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
3795 (main): Forward declare struct rtx_def.
3797 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
3799 * invoke.texi (-ffast-math): Remove duplicate line about
3802 * gcc.texi: Remove more obsolete documentation of bugs and
3803 installation problems.
3805 2001-03-21 Kazu Hirata <kazu@hxi.com>
3807 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
3810 2001-03-20 Jason Merrill <jason@redhat.com>
3812 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
3814 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
3815 * varasm.c (CHKR_PREFIX): Likewise.
3817 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3819 * gcse.c (hash_scan_set): An expression is not anticipatible if it
3820 is part of a multi-SET insn.
3822 * cse.c (find_comparison_args): Remove previous change.
3823 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
3826 * config/i386/i386.md (conditional_trap): Remove warning.
3828 * recog.c (push_operand): Fix error in last change that caused
3829 undefined symbol on many targets.
3831 * sdbout.c: #include ggc.h.
3832 (sdbout_init): Move to end of file.
3833 Call ggc_add_tree_root for anonymous_types.
3834 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
3835 (sdbout_one_type): Use DECL_NAME for field name.
3836 * Makefile.in (sdbout.o): Show includes ggc.h.
3838 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
3840 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
3841 (override_options): Use properlimits for preferred_stack_boundary.
3842 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
3844 (ext_register_operand): Accept DImode.
3845 (load_pic_register): Abort on 64bit.
3846 (gen_push): Use Pmode instead of SImode.
3847 (ix86_save_reg): Pic reg is never used on 64bit.
3848 (ix86_expand_prologue): Likewise.
3849 (ix86_emit_save_regs): Use Pmode instead of SImode.
3850 (legitimate_address_p): Check displacement for 64bit.
3851 (print_operand): Avoid outputting of (%rip) on 64bit.
3852 (print_operand_address): Output (%rip) where possible.
3853 (split_di): Abort on 64bit registers.
3854 (ix86_expand_branch): DImode comparison is simple for x86_64.
3855 (memory_address_length): Recognize memory addresses formed using
3857 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
3859 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
3861 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
3863 * recog.c (push_operand): Recognize new format of push instructions.
3865 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
3867 * i386.md (pushqi1): New.
3868 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
3869 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
3870 x86_64_immediate_operand, x86_64_immediate_operand,
3871 x86_64_zext_immediate_operand): Declare.
3872 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
3873 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
3874 x86_64_immediate_operand, x86_64_immediate_operand,
3875 x86_64_zext_immediate_operand): define.
3876 * i386.h (PREDICATE_CODES): Add new predicates.
3878 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
3880 * i386.md (pophi1, popqi1, pushqi1): Remove.
3882 * expr.c (emit_single_push_insn): New function.
3883 (move_by_pieces): Accept NULL as destination for push instructions.
3884 (gen_push_operand): Kill.
3885 (emit_push_insn): Pass NULL when pushing; avoid updating of
3886 stack_pointer_delta.
3887 * expr.h (gen_push_operand): Kill.
3889 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3891 * rtl.texi (COMPARE): Clarify documentation and reference section
3894 2001-03-20 Stan Shebs <shebs@apple.com>
3896 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
3897 (get_object_reference): Ditto.
3898 (error_with_ivar): Use error_with_file_and_line.
3899 (warn_with_method): Use warning_with_file_and_line.
3901 2001-03-20 Tom Tromey <tromey@redhat.com>
3903 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
3905 2001-03-20 Mark Mitchell <mark@codesourcery.com>
3907 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
3908 variables that are TREE_PUBLIC, even if not TREE_STATIC.
3910 2001-03-20 DJ Delorie <dj@redhat.com>
3912 * Makefile.in (install-libgcc): Pass complete list of variables.
3913 (install-multilib): Ditto.
3915 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
3917 * config/i386/cygwin.h: Declare ctor_section, dtor_section
3918 drectve_section, switch_to_section.
3920 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
3921 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
3922 i386_pe_mark_dllimport.
3924 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
3926 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
3927 functions i386_pe_*.
3929 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
3930 i386_pe_* functions with char * arguments.
3932 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
3934 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
3936 (movsi_ie): Introduce fpul store.
3938 2001-03-20 Alan Modra <alan@linuxcare.com.au>
3940 * Makefile.in (OBJS): Remove hashtab.o.
3942 2001-03-19 Stan Shebs <shebs@apple.com>
3944 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
3945 * c-lang.c (maybe_objc_method_name): Ditto.
3946 * c-tree.h (maybe_objc_method_name): Remove decl.
3948 2001-03-19 Tom Tromey <tromey@redhat.com>
3950 * gcc.c (init_gcc_specs): Fix comment.
3952 2001-03-19 Mark Mitchell <mark@codesourcery.com>
3954 Compute DECL_ASSEMBLER_NAME lazily.
3955 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
3956 (DECL_ASSEMBLER_NAME_SET_P): New macro.
3957 (SET_DECL_ASSEMBLER_NAME): Likewise.
3958 (COPY_DECL_ASSEMBLER_NAME): Likewise.
3959 (set_decl_assembler_name): Declare.
3960 (lang_set_decl_assembler_name): Likewise.
3961 * tree.c (lang_set_decl_assembler_name): New variab.e
3962 (set_decl_assembler_name): New function.
3963 (init_obstacks): Set lang_set_decl_assembler_name.
3964 (build_decl): Don't set DECL_ASSEMBLER_NAME.
3965 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
3966 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
3967 where it's not necessary.
3968 (builtin_function): Likewise.
3969 (finish_decl): Likewise.
3970 * dbxout.c (dbxout_type_methods): Likewise.
3971 * ggc-common.c (ggc_mark_trees): Likewise.
3972 * profile.c (output_func_start_profiler): Likewise.
3973 * varasm.c (make_decl_rtl): Likewise.
3975 * cse.c (find_comparison_args): Update documentation. Fix
3976 mishandling of COMPARE operations.
3978 * tree.def (ABS_EXPR): Add documentation.
3979 * fold-const.c (fold): Improve folding of ABS_EXPRs.
3981 2001-03-19 Zack Weinberg <zackw@stanford.edu>
3983 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
3985 2001-03-19 Jakub Jelinek <jakub@redhat.com>
3987 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
3988 Remove ia32 linux PIC kludge and move it...
3989 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
3991 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
3993 * i386.md (absdf2 expander): Fix 64bit case.
3995 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
3997 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
3999 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
4001 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
4003 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4005 * README.X11: Remove obsolete file.
4007 2001-03-18 Anthony Green <green@redhat.com>
4009 * config/pj/pj.h: Remove some trailing commas.
4010 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
4012 2001-03-18 Richard Henderson <rth@redhat.com>
4014 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
4015 * calls.c: ... here.
4016 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
4017 defaults for them here.
4019 2001-03-17 Anthony Green <green@redhat.com>
4021 * config/pj/lib1funcs.S: Fix broken comment.
4022 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
4025 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
4027 * gcc.texi: Remove obsolete information relating to build and
4028 installation problems with enquire or the Pyramid C compiler.
4030 2001-03-17 Richard Henderson <rth@redhat.com>
4032 * dwarf2out.c (queue_reg_save): New.
4033 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
4034 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
4036 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
4037 (cfa, cfa_store, cfa_temp): Make static.
4038 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
4040 2001-03-17 Richard Henderson <rth@redhat.com>
4042 * integrate.h (struct inline_remap): Add local_return_label.
4043 * integrate.c (expand_inline_function): Initialize it and emit
4044 it after copy_insn_notes.
4045 (copy_insn_list): Don't store local_return_label here.
4046 (copy_insn_notes): New function split out from copy_insn_list.
4048 2001-03-17 Richard Henderson <rth@redhat.com>
4050 * dwarf2out.c (lookup_filename): Emit .file if the assembler
4051 is generating .debug_line.
4052 (dwarf2out_init): Add main_input_filename to the file table first.
4053 * configure.in (as_dwarf2_debug_line): Test with file number 1
4054 instead of file number 0.
4056 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4058 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
4059 (gen_rtx_combine): Deleted; all references changed as appropriate.
4060 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
4062 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
4064 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
4066 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
4069 2001-03-16 Jim Wilson <wilson@redhat.com>
4071 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
4072 then set it to LOC_REG (79) instead of aborting.
4074 2001-03-16 Phil Edwards <pme@sources.redhat.com>
4076 * gccbug.in: Remove high priority.
4078 2001-03-16 Richard Henerson <rth@redhat.com>
4080 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
4081 output with a space instead of deleting it.
4082 * configure: Regenerate.
4084 2001-03-16 Zack Weinberg <zackw@stanford.edu>
4086 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
4087 handles the gory details of converting an object file into
4088 something that's safe to grep.
4089 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
4090 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
4091 newlines at either end of the string we're looking for.
4092 Make 'checking ...' message less stilted.
4093 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
4094 ARM in-memory layout and its hypothetical converse. Don't
4095 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
4096 HOST_WORDS_BIG_ENDIAN.
4098 * configure.in: Adjust for renamed macro. Move
4099 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
4100 * configure, config.in: Regenerate.
4102 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4104 * fixinc/Makefile.in: Set SHELL.
4106 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4108 * fixinc/fixincl.c (fix_with_system): Quote file names before
4109 passing them to shell.
4111 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4113 * Makefile.in: Use fix-header$(build_exeext) instead
4116 2001-03-16 Richard Henderson <rth@redhat.com>
4118 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
4119 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
4120 (size_of_line_prolog): Remove.
4121 (output_line_info): Compute prologue size via label difference.
4122 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
4124 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
4125 assembler error when redefining file numbers.
4126 * config.in, configure: Rebuild.
4128 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
4129 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
4130 (dw2_asm_output_delta_uleb128): Likewise.
4131 (dw2_asm_output_delta_sleb128): Similarly.
4132 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
4134 2001-03-16 Michael Meissner <meissner@redhat.com>
4136 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
4138 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
4140 (BITMASK_LOWER16): Replacement for 0x0000ffff.
4142 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
4143 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
4144 being unsigned in ISO C and signed in traditional.
4145 (expand_prologue): Ditto.
4146 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
4148 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
4150 (divsi3,divdi3): Ditto.
4151 (modsi3,moddi3): Ditto.
4152 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
4153 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
4154 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
4157 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
4159 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
4160 SSE based conditional moves on LTGT/UNEQ conditions;
4161 Canonicalize EQ to NE.
4162 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
4163 (sse_mov?fcc_ne): New.
4165 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
4167 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
4169 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
4170 register may be dead.
4172 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
4174 * Makefile.in (hash.o): Depend on CONFIG_H.
4176 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4178 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
4180 2001-03-15 Richard Henderson <rth@redhat.com>
4182 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
4183 (ASM_OUTPUT_DWARF_PCREL): New.
4184 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
4186 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
4188 * cppfiles.c (stack_include_file): Use MAX of sysp.
4190 2001-03-15 Steve Ellcey <sje@cup.hp.com>
4192 * config.gcc (ia64*-*-hpux*): New case.
4193 * config/ia64/hpux.h: New file for HP-UX support.
4194 * config/ia64/t-hpux: New file for HP-UX support.
4196 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
4198 * fixinc/inclhack.def (irix_stdio_va_list): New.
4199 * fixinc/fixincl.x: Rebuilt.
4201 2001-03-15 Richard Henderson <rth@redhat.com>
4203 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
4204 if provided by the target.
4205 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
4206 (dw2_asm_output_addr): New.
4207 * dwarf2asm.h (dw2_asm_output_addr): Declare.
4208 * dwarf2out.c (output_cfi): Use it for program addresses.
4209 (output_call_frame_info, output_die): Likewise.
4210 (output_aranges, output_line_info): Likewise.
4212 2001-03-15 Bruce Korb <bkorb@gnu.org>
4214 * gcc.c(main): make more rigorous
4215 * collect2.c(main): guard against ignoring SIGCHLD
4216 * protoize.c(main): ditto
4217 * gcc/fixinc/fixincl.c(initialize): ditto
4219 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4221 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
4222 (sdbout_parms): Likewise.
4224 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
4226 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
4227 "widen" a destination that is already wider than a word. Also do
4228 not widen if LOAD_EXTEND_OP is NIL for the given mode.
4230 2001-03-15 Bernd Schmidt <bernds@redhat.com>
4232 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
4234 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
4236 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
4238 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
4240 * i960.h (i960_maxbitalignment,
4241 i960_last_maxbitalignment): Declare.
4242 * i960.c (i960_maxbitalignment,
4243 i960_last_maxbitalignment): Make global.
4244 (process_pragma): Delete.
4245 (i960_pr_align, i960_pr_noalign): Move from here ...
4246 * i960-c.c: ... to this new file.
4247 * t-960bare (i960-c.o): New rule.
4248 * t-vxworks960 (i960-c.o): Likewise.
4249 * config.gcc (i960-*-*): Define c_target_objs and
4252 2001-03-15 Bernd Schmidt <bernds@redhat.com>
4254 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
4255 without adding in rtx code and mode.
4257 * alias.c (init_alias_analysis): Don't use any rtx whose value
4258 varies as a known value.
4259 Delete a superfluous test.
4261 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
4263 (ia64_sched_reorder): Call maybe_rotate; also rotate after
4264 scheduling a stop bit.
4265 (ia64_emit_nops): Correctly handle ASMs.
4267 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4269 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
4271 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
4273 * cpp.texi: Update documentation for -include and -imacros.
4274 * cppfiles.c (struct include_file): Remove "defined" memeber.
4275 (find_or_create_entry): Make a copy of the file name, and
4277 (open_file): Update to ensure we use the simplified filename.
4278 (stack_include_file): Don't set search_from.
4279 (cpp_included): Don't simplify the path name here.
4280 (find_include_file): New prototype. Call search_from to
4281 get the start of the "" include chain. Don't simplify the
4283 (_cpp_execute_include): New prototype. Move diagnostics to
4284 do_include_common. Update.
4285 (_cpp_pop_file_buffer): Don't set defined.
4286 (search_from): New prototype. Use the preprocessor's cwd
4287 for files included from the command line.
4288 (read_name_map): Don't simplify the pathname here.
4289 * cpphash.h (enum include_type): New.
4290 (struct buffer): Delete search from. New search_cached.
4291 (_cpp_execute_include): Update prototype.
4292 * cppinit.c (do_includes): Use _cpp_execute_include.
4293 * cpplib.c (do_include_common): New function.
4294 (do_include, do_include_next, do_import): Use it.
4296 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4298 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
4299 contents of the RTL, to determine the name of the object.
4301 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4303 * tree.h (DECL_RTL): Allocate RTL lazily.
4304 (SET_DECL_RTL): New macro.
4305 (DECL_RTL_SET_P): Likewise.
4306 (COPY_DECL_RTL): Likewise.
4307 (DECL_RTL_IF_SET): Likewise.
4308 * varasm.c (make_decl_rtl): Add assertions about the kind of
4309 declaration we are processing.
4310 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
4311 (start_decl): Likewise.
4312 (finish_decl): Likewise.
4313 * c-semantics.c (emit_local_var): Likewise.
4314 * calls.c (expand_call): Likewise.
4315 * dbxout.c (dbxout_symbol): Likewise.
4316 * emit-rtl.c (unshare_all_rtl): Likewise.
4317 (unshare_all_decls): Likewise.
4318 (reset_used_decls): Likewise.
4319 * expr.c (store_constructor): Likewise.
4320 (safe_from_p): Likewise.
4321 (expand_expr): Likewise.
4322 * function.c (put_var_into_stack): Likewise.
4323 (instantiate_decls_1): Likewise.
4324 (assign_parms): Likewise.
4325 (expand_function_start): Likewise.
4326 (expand_function_end): Likewise.
4327 * ggc-common.c (gcc_mark_trees): Likewise.
4328 * integrate.c (function_cannot_inline_p): Likewise.
4329 (copy_decl_for_inlining): Likewise.
4330 (expand_inline_function): Likewise.
4331 (integrate_parm_decls): Likewise.
4332 (integrate_decl_tree): Likewise.
4333 * print-tree.c (print_node): Likewise.
4334 * reg-stack.c (stack_result): Likewise.
4335 * stmt.c (label_rtx): Likewise.
4336 (expand_return): Likewise.
4337 (expand_decl): Likewise.
4338 (expand_decl_cleanup): Likewise.
4339 (expand_anon_union_decl): Likewise.
4340 * toplev.c (check_global_declarations): Likewise.
4341 (rest_of_decl_compilation): Likewise.
4342 * tree.c (simple_cst_equal): Likewise.
4343 * objc/objc-act.c (generate_static_references): Likewise.
4345 2001-03-14 Zack Weinberg <zackw@stanford.edu>
4347 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
4348 gcc_AC_C_FLOAT_FORMAT): New macros.
4349 * configure.in: Add AC_PROG_CPP after CC tests;
4350 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
4351 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
4352 * configure, config.in: Regenerate.
4354 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
4355 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
4356 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
4357 config/i370/xm-linux.h, config/i370/xm-oe.h,
4358 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
4359 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
4360 config/pa/xm-linux.h, config/pa/xm-pa.h,
4361 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
4362 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
4363 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
4364 config/we32k/xm-we32k.h: Delete.
4366 * config/i370/xm-mvs.h, config/m88k/m88k.h,
4367 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
4368 config/vax/xm-vms.h: Don't define any of:
4369 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
4371 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
4373 * config.gcc: Remove references to deleted files.
4374 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
4375 FATAL_EXIT_CODE, which is the same between oe and mvs).
4377 2001-03-14 DJ Delorie <dj@redhat.com>
4378 Vladimir Makarov <vmakarov@redhat.com>
4380 * config/i960/i960.c (i960_function_prologue): Compute size of
4381 frame according to number of registers actually saved there.
4383 2001-03-14 Richard Henderson <rth@redhat.com>
4385 * expr.c (emit_move_insn_1): Fix else if around #endif.
4387 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
4390 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
4393 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
4395 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
4396 (override_options): Parse cmodel string.
4397 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
4398 * i386.h (TARGET_OPTIONS): Add "cmodel".
4399 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
4401 (ix86_cmodel_string, ix86_cmodel): Declare.
4403 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
4406 * i386.h (GENERAL_REG_P): Add missing REG_P.
4408 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
4410 * configure.in: Use $gcc_cv_as instead of $as.
4411 * configure: Regenerated.
4413 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
4415 * cppfiles.c (stack_include_file): Only increase the include
4416 count if we actually process the file properly, as opposed
4417 to treating it as length zero. Only call read_include_file
4418 if not DO_NOT_REREAD. Handle the -H include file output
4420 (read_include_file): Remove now redundant DO_NOT_REREAD check.
4421 (cpp_included, find_include_file): Simplify pathnames after
4422 remapping them. If remapping, don't use the remapped file
4423 name's buffer as our scratch buffer.
4424 (cpp_pop_file_buffer): Replace the multiple include macro
4425 only if it isn't yet set.
4426 (read_name_map): Simplify remapped names when reading in.
4427 (remap_filename): Move code to code path that uses it.
4428 (_cpp_simplify_pathname): Return the input pointer.
4429 * cpphash.h (_cpp_simplify_pathname): Update prototype.
4431 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4433 * expr.c (expand_expr): Revove bogus conditional.
4435 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
4437 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
4439 2001-03-14 Jakub Jelinek <jakub@redhat.com>
4441 * reg-stack.c (stack_result): Unconditionally use
4442 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
4444 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
4446 * expr.c (emit_move_insn_1): Split push of complex value when
4447 no suitable push instruction exist.
4449 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
4450 instead of QI_REG_P.
4452 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4454 * alias.c (handled_component_p, can_address_p): New functions.
4455 (get_alias_set): Use them.
4457 2001-03-13 Jim Wilson <wilson@redhat.com>
4459 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
4460 from 80 in try_locals code.
4461 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
4463 2001-03-13 Zack Weinberg <zackw@stanford.edu>
4465 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
4466 gcc_AC_C_LONG_LONG): New.
4467 * configure.in: Use them. Probe the size of short, int, long,
4468 and long long/__int64 if we have them. Move all the AC_C_*
4469 checks together, except gcc_AC_C_CHAR_BIT which has to go
4470 after AC_CHECK_HEADERS(limits.h).
4471 Take hwint.h out of host_xm_file and build_xm_file.
4473 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
4474 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
4475 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
4476 Move the HOST_WIDEST_INT setup logic here from system.h.
4477 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
4479 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
4480 is now handled by hwint.h.
4482 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
4483 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
4484 config/ia64/xm-ia64.h: Don't define any of:
4485 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
4486 HOST_BITS_PER_LONGLONG.
4488 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
4489 config/h8300/xm-h8300.h, config/mips/iris6.h,
4490 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
4491 config/sparc/xm-sp64.h: Delete.
4492 * config.gcc: Remove references to deleted files.
4494 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
4495 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
4496 * config/i370/xm-linux.h: Clarify floating-point situation in
4499 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
4501 * cppfiles.c (NO_INCLUDE_PATH): New macro.
4502 (find_include_file): Decide here which part of the include
4503 chain to start the search. Complain about an empty include
4504 chain in all cases apart from an abolsute file name.
4505 (_cpp_execute_include): Don't choose the search chain here.
4506 Don't call handle_missing_include in the case of an empty
4508 (_cpp_compare_file_date): Don't choose the search chain here.
4509 * cpplib.c (do_include_next): Move the in-main-file diagnostic
4510 here from _cpp_execute_include. Behave like #include if
4511 we're in the main file.
4513 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4515 * system.h (malloc, realloc, calloc, strdup): Only poison these
4516 tokens when IN_GCC is defined.
4518 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
4520 * i386.md (abs?f expander): Support SSE case.
4521 (abd?f_if): Add new "USE"; add splitters.
4523 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4525 * cpp.texi (poison): Explain the macro expansion exception.
4527 2001-03-13 Jakub Jelinek <jakub@redhat.com>
4529 * expr.c (store_expr): Add dont_store_target. If temp is already in
4530 target before copying to reg, don't store it into target again.
4532 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
4534 * cppinternals.texi: Update for file handling.
4536 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
4538 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
4539 2001-02-24 which broke building the Java library.
4540 * function.c (identify_blocks): Likewise.
4541 (all_blocks): Likewise.
4542 * integrate.c (integrate_decl_tree): Likewise.
4543 * print-tree.c (print_node): Likewise.
4544 * tree.h (BLOCK_NUMBER): Likewise.
4545 (struct tree_block): Likewise.
4547 2001-03-12 David Edelsohn <edelsohn@gnu.org>
4549 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
4550 __WCHAR_TYPE__ definition.
4551 (WCHAR_TYPE_SIZE): #undef before #define.
4553 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
4555 * cppfiles.c: Update comments.
4556 (destroy_include_file_node): Rename destroy_node.
4557 (find_or_create_entry): New function.
4558 (open_file, _cpp_fake_include): Use it.
4559 (handle_missing_header): New function, broken out of
4560 _cpp_execute include. Don't segfault if there is no
4561 system or quoted path.
4562 (_cpp_execute_include): Use handle_missing_header.
4564 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
4566 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
4567 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
4569 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4571 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
4572 unless anti_dependence says they are.
4573 * alias.c (objects_must_conflict): If neither has a type specified,
4576 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
4577 David Billinghurst <David.Billinghurst@riotinto.com>
4579 * config/mips/iris5.h: Change WCHAR_TYPE to int.
4581 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
4583 * i386.md (trunctfdf2_2): Rename missnamed pattern.
4584 (*_one_bit): Remove type on the match_operand in attributes.
4586 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
4588 * i386.c: Commit forgotten hunk in previous patch.
4589 (regclass_map): Add extended registers.
4590 (dbx_register_map): Add missing frame register.
4592 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
4594 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
4596 * i386.md (x86_sahf_1): Disable for 64bit.
4597 (popsi*, pophi*): Likewise.
4598 (pushqi, pushhi): Likewise.
4599 (movdi, pushdi): Likewise.
4600 (zero extend DImode splitter): Likewise.
4601 (adddi, minusdi splitter): Likewise.
4602 (umulsidi): Likewise.
4604 (mulsidi): Disable for 64bit
4605 (lshift:DI/ashift:DI): Disable for 64bit.
4606 (loop patterns): Likewise.
4607 (call_pop, call_value_pop expanders and patterns): Likewise.
4608 (prologue_get_pc): Likewise.
4610 (fcmovDI pattern and splitter): Likewise.
4611 (movdfcc_1_rex64): New.
4613 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
4615 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
4616 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
4617 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
4618 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
4619 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
4620 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
4621 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
4622 (PUSH_ROUNDING): x86_64 rounds to 64bits.
4623 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
4624 (REGPARM_MAX): Set to 6 for x86_64.
4625 (SSE_REGPARM_MAX): Set to 16 for x86_64.
4626 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
4629 * (patterns that does use upper halves): Update constraints
4630 'q' to 'Q' and 'r' to 'R'.
4631 (cmpqi_ext_1): Disable for 64bit.
4632 (cmpqi_ext_3_insn): Likewise.
4633 (movqi_extzv_1): Likewsie.
4634 (addqi_ext_1): Liekwsie
4635 (testqi_ext_1): Liekwsie
4636 (andqi_ext_1): Liekwsie
4637 (xorqi_ext_1): Liekwsie
4638 (cmpqi_ext_1_rex64): New.
4639 (cmpqi_ext_3_insn_rex64): Likewise.
4640 (movqi_extzv_1_rex64): Likewsie.
4641 (addqi_ext_1_rex64): Liekwsie
4642 (testqi_ext_1_rex64): Liekwsie
4643 (andqi_ext_1_rex64): Liekwsie
4644 (xorqi_ext_1_rex64): Liekwsie
4646 2001-03-11 Zack Weinberg <zackw@stanford.edu>
4648 * configure.in: Move check for unsigned enumerated bitfields
4649 to macro in aclocal.m4. Disable it for now.
4650 * configure, config.in: Regenerate.
4651 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
4652 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
4653 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
4654 kind above its first use.
4656 * config/xm-interix.h, config/alpha/xm-alpha.h,
4657 config/i370/xm-linux.h, config/i386/xm-beos.h,
4658 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
4659 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
4660 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
4661 Don't define ONLY_INT_FIELDS under any circumstances.
4663 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
4665 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
4666 config/sparc/xm-sysv4.h: Delete - now identical with some
4668 * config.gcc (hppa targets): Replace xm-pahpux.h and
4669 xm-papro.h with implicit xm-pa.h.
4670 (sparc targets): Replace xm-sysv4.h with implicit or explicit
4673 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
4675 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
4676 before reload_cse_noop_set_p.
4678 2001-03-11 Zack Weinberg <zackw@stanford.edu>
4680 * config.gcc: Where xm-host.h used to include another
4681 xm-host.h, list the nested header directly in xm_file. Remove
4682 references to deleted files. Can now use sparc/xm-sp64.h for
4685 * config/xm-linux.h, config/arm/xm-linux.h,
4686 config/i386/xm-dos.h, config/i386/xm-gnu.h,
4687 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
4688 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
4689 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
4690 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
4693 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
4694 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
4695 bother to wrap #undef in #ifdef.
4696 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
4697 Don't include xm-linux.h.
4698 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
4700 * configure.in: Wrap regexps using [] in changequote block.
4701 Use expr : not echo | grep. Simplify regexps.
4702 * configure: Regenerate.
4704 56 xm-files remain, 22 xm-arch.
4706 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4708 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
4709 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
4710 (local_index, local_rindex): Delete, use strchr/strrchr instead.
4711 (copy_object): Fix format specifier vs argument mismatch.
4713 * mips-tdump.c: Make local functions static.
4714 (rindex): Don't #undef.
4715 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
4716 (fatal, fancy_abort): Delete.
4717 (read_seek): Avoid signed/unsigned compare.
4719 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4721 * combine.c (try_combine): Fix error in change to try original
4723 (gen_rtx_combine): Do same as gen_rtx for now.
4725 2001-03-11 Zack Weinberg <zackw@stanford.edu>
4727 * configure.in: AC_SUBST xm_defines.
4728 * configure: Regenerate.
4729 * Makefile.in: Set DEFINES=$(xm_defines) when building
4732 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
4734 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
4735 (cpp_included, find_include_file): Update.
4736 (_cpp_compare_file_date): Make else unconditional.
4738 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
4740 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
4742 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4744 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
4745 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
4747 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
4749 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
4750 if it's a record type.
4752 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
4754 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
4755 mingw includes slightly.
4757 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4759 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
4760 #undef token before poisoning it.
4762 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4764 * alpha.c (check_float_value): Use memcpy, not bcopy.
4766 * m32r.c (m32r_sched_reorder): Likewise.
4768 * vax.c (check_float_value): Likewise.
4770 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
4772 * toplev.c (file_name_nondirectory): Remove.
4773 * toplev.h: Similarly.
4774 * dwarf2out.c (compute_section_prefix): Use lbasename instead
4775 of file_name_nondirectory.
4777 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4779 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
4780 * mips-tfile.c: Don't #undef rindex; not used.
4782 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
4784 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
4785 (dbx64_register_map): Declare.
4786 (RETURN_ADDR_RTX): Fix for 64bit.
4787 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
4788 (INCOMING_FRAME_SP_OFFSET): Set to 8.
4789 * i386.c (dbx64_register_map): New global array.
4790 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
4791 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
4794 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
4796 * cppfiles.c (search_from): Use lbasename.
4797 * mkdeps.c (deps_add_default_target): Use lbasename.
4799 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4801 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
4802 xcalloc in lieu of malloc, realloc & calloc.
4804 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
4806 * gengenrtl.c (xmalloc): Likewise.
4808 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
4809 really_call_* memory allocation routines.
4811 * stmt.c (check_for_full_enumeration_handling): Use
4812 really_call_calloc, not calloc.
4814 * system.h (really_call_malloc, really_call_calloc,
4815 really_call_realloc): Define.
4816 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
4818 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
4820 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
4822 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
4824 * configure: Rebuilt.
4825 * configure.in: Only use `lang_requires' for languages athat are
4828 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
4830 * invoke.texi: Fix typo.
4831 * gcc.1: Regenerate.
4833 2001-03-09 Zack Weinberg <zackw@stanford.edu>
4835 * configure.in: Prune nonexistent files from build_xm_file,
4836 xm_file, and host_xm_file lists. Warn unless they're
4838 Don't generate *config.h here.
4839 AC_SUBST all variables needed to generate *config.h.
4840 * configure: Regenerate.
4841 * mkconfig.sh: New helper script, from code removed from
4843 * Makefile.in: Zap all MALLOC variables - no longer used
4844 anywhere, and malloc.c doesn't exist.
4845 Substitute in variables needed to generate *config.h.
4846 Stop lying about the dependencies contained in CONFIG_H and
4848 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
4849 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
4850 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
4851 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
4852 $(TM_P_H), etc. as appropriate.
4854 * config.gcc: Zap references to deleted files.
4855 * ggc-none.c: Don't include rtl.h or tm_p.h.
4857 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
4858 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
4859 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
4860 config/i386/xm-linux.h, config/i386/xm-linux.h,
4861 config/i386/xm-next.h, config/i386/xm-openbsd.h,
4862 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
4863 Don't include i386/xm-i386.h.
4865 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
4866 config/i386/xm-i386.h, config/i860/xm-i860.h,
4867 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
4868 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
4869 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
4870 Delete (empty except comments, #includes of other deleted
4871 files, and macros used nowhere).
4873 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
4875 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
4876 independent on TARGET_FLAGS.
4878 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
4880 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
4882 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
4884 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
4886 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
4887 LAST_REX_SSE_REG): define.
4888 (enum reg_class): Add 'LEGACY_REGS'
4889 (REG_CLASS_CONTENTS): Likewise; add extended registers.
4890 (SSE_REGNO_P): Recognize extended registers.
4891 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
4892 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
4893 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
4894 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
4895 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
4896 REG_OK_FOR_STRREG_P): Remove.
4897 (HI_REGISTER_NAMES): Add extended registers.
4898 (ADDITIONAL_REGISTER_NAMES): Likewise.
4899 (QI_REGISTER_NAMES): Add 8bit extended registers.
4900 (DEBUG_REG): Support extended registers.
4901 * i386.c (regclass_map): Add extended registers.
4902 (dbx_register-map): Likewise.
4903 (svr4_dbx_register_map): Likewise.
4904 (print_reg): Support extended registers.
4905 (print_operand): Support 64bit operands.
4907 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
4909 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
4910 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4911 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
4912 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
4913 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
4914 STACK_BOUNDARY): Set properly for 64bits.
4915 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
4916 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
4917 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
4918 (MOVE_MAX): Set to 16.
4919 (MOVE_MAX_PIECES): 8 for 64bit.
4920 (Pmode): Set to SImode.
4922 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
4924 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
4926 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
4928 * i386.h (mask_64bit): New constant.
4929 (target_64bit): New macro.
4930 (target_options): Add '64'/'32'
4931 (target_default): Define.
4932 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
4933 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
4934 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
4936 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
4938 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
4940 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
4942 * rtlanal.c (rtx_varies_p): Check operand 0 of a
4943 LO_SUM unless for_alias is set.
4945 2001-03-08 Stan Shebs <shebs@apple.com>
4947 * objc/objc-act.c: Fix old typos in comments, add comments for
4949 (hash_init): Fix file name in error message.
4950 (hash_enter): Ditto.
4951 (hash_add_attr): Ditto.
4952 (continue_class): Ditto.
4954 2001-03-08 Bruce Korb <bkorb@gnu.org>
4956 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
4957 wait4() can receive the signal.
4959 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4961 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
4963 * fixinc/fixincl.x: Regenerate.
4965 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4967 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
4969 * fixinc/fixincl.x: Regenerate.
4971 2001-03-08 Richard Henderson <rth@redhat.com>
4973 * configure.in (HAVE_AS_LEB128): New assembler check.
4974 * configure, config.in: Rebuilt.
4976 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
4978 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
4981 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4983 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
4984 references to the MAXPATHLEN macro.
4986 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
4987 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
4990 * config/i386/xm-gnu.h, config/xm-gnu.h,
4991 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
4992 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
4993 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
4994 and/or unused files.
4996 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
4997 doing so in various xm-*.h files.
4999 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5001 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
5003 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
5005 * configure.in (enable_shared): Support per-package shared-library
5007 * configure: Rebuilt.
5009 2001-03-07 David Edelsohn <edelsohn@gnu.org>
5011 * rs6000.md (cr logic): Add original POWER mnemonic alternative
5012 for crnot. Set operands[5] in splitter.
5014 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5016 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
5017 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
5018 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
5019 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
5020 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
5021 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
5022 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
5025 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
5026 config/i370/xm-i370.h, config/i386/xm-dgux.h,
5027 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
5028 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
5029 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
5030 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
5031 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
5032 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
5033 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
5034 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
5035 Delete unused and/or empty files.
5037 * config.gcc: Define USG in xm_defines as appropriate. Define
5038 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
5039 macro. Remove deleted xm-* files from $xm_files variable.
5041 2001-03-07 Tom Tromey <tromey@redhat.com>
5043 * configure: Rebuilt.
5044 * configure.in: Allow config-lang.in to set `lang_requires' to list
5045 of other required languages.
5047 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
5049 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
5051 (output_prologue): Use xmalloc not oballoc.
5052 (output_epilog): Free a29k_first_epilogue_insn when finished.
5053 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
5055 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
5057 * builtins.c (expand_builtin_mathfn): Check
5058 flag_unsafe_math_optimizations, not flag_fast_math.
5059 (expand_builtin): Likewise
5060 * combine.c (combine_simplify_rtx): Likewise.
5061 (simplify_if_then_else): Likewise.
5062 * cse.c (fold_rtx): Likewise.
5063 * flags.h: Remove flag_fast_math. Add
5064 flag_unsafe_math_optimizations and flag_trapping_math.
5065 * fold-const.c (negate_expr): Check
5066 flag_unsafe_math_optimizations, not flag_fast_math.
5067 (invert_truthvalue): Likewise.
5068 (fold): Likewise. Before associating operands, check that
5069 code == MULT_EXPR, not code != MULT_EXPR.
5070 * ifcvt.c (noce_try_minmax): Check
5071 flag_unsafe_math_optimizations, not flag_fast_math.
5072 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
5073 * invoke.texi: Document -funsafe-math-optimizations and
5074 -fno-trapping-math. Change documentation for -ffast-math.
5075 * jump.c (reversed_comparison_code_parts): Likewise.
5076 (rtx_equal_for_thread_p): Likewise.
5077 * optabs.c (emit_conditional_move): Likewise.
5078 * simplify-rtx.c (simplify_binary_operation): Likewise.
5079 (simplify_relational_operation): Likewise.
5080 (simplify_ternary_operation): Likewise.
5081 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
5082 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
5083 Add trapping-math and unsafe-math-optimizations entries to f_options.
5084 (set_fast_math_flags): New, sets flags for -ffast-math.
5085 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
5086 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
5087 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
5089 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
5090 (alpha_emit_conditional_move): Initialize local_fast_math to
5091 flag_unsafe_math_optimizations, not flat_fast_math.
5092 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
5093 instead of setting flag_fast_math to 1.
5094 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
5096 * config/i386/i386.c (override_options): Likewise
5097 * config/i386/i386.md: Likewise.
5098 * config/m68k/m68k.md: Likewise.
5099 * config/mips/mips.md: Likewise.
5100 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
5101 (rs6000_generate_compare): Likewise.
5103 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
5105 * Makefile.in: Set RANLIB to @RANLIB@.
5108 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
5110 * fixinc/inclhack.def (djgpp_wchar_h): New test.
5111 * fixinc/fixincl.x: Regenerated.
5113 2001-03-07 Richard Henderson <rth@redhat.com>
5115 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
5117 2001-03-07 Richard Henderson <rth@redhat.com>
5119 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
5120 of block notes and exception handling notes.
5122 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
5123 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
5124 (compile_file): ... here.
5126 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5128 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
5130 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
5131 config.h now. Include libiberty.h to handle alloca.
5133 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5135 * c-parse.in (yylexname): New function, split out of _yylex.
5136 (objc_rid_sans_at): New table.
5137 (init_reswords): Initialize it.
5138 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
5139 retrieving the next token and checking it for significance as
5140 an ObjC keyword or string constant.
5142 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
5143 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
5145 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
5148 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
5150 * config/m68k/m68k.c (const_uint32_operand): Accept any
5151 const_int on a 32-bit host.
5153 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
5155 * objc/objc-act.c (init_objc): Set save_lang_status,
5156 restore_lang_status, and mark_lang_status.
5158 2001-03-06 Krister Walfridsson <cato@df.lth.se>
5160 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
5162 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
5164 * cppinternals.texi: Update.
5166 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5168 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
5169 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
5170 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
5171 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
5172 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
5173 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
5174 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
5175 config/i386/xm-i386.h, config/i860/xm-i860.h,
5176 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
5177 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
5178 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5179 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
5180 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5181 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5182 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
5183 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
5184 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
5185 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5186 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
5187 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
5188 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
5189 match the defaults provided in hwint.h.
5191 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
5192 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
5194 * config.gcc (xm_file): Don't set to files which are deleted.
5196 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
5197 guard this file against these macros being undefined.
5199 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5201 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
5202 and DECL_DEFER_OUTPUT on the decl we create, before calling
5203 rest_of_decl_compilation.
5205 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5207 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
5209 * configure, config.in: Regenerate.
5210 * config.gcc: Remove references to deleted files.
5212 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
5213 genrecog.c, rtl.c: Do not use alloca anywhere.
5215 * Makefile.in, build-make, system.h, config/x-interix,
5216 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
5217 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
5218 config/arc/xm-arc.h, config/arm/xm-arm.h,
5219 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
5220 config/h8300/xm-h8300.h, config/i370/x-oe,
5221 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
5222 config/i386/x-ncr3000, config/i386/x-sco5,
5223 config/i386/xm-dgux.h, config/i860/x-sysv4,
5224 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
5225 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
5226 config/m68k/x-hp320g, config/m69k/x-mot3300,
5227 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
5228 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
5229 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
5230 config/m88k/x-sysv4, config/m88k/x-tekXD88,
5231 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5232 config/mips/x-iris, config/mips/x-iris3,
5233 config/mips/x-sni-svr4, config/mips/x-sysv,
5234 config/mips/xm-iris6.h, config/mips/xm-mips.h,
5235 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
5236 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
5237 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
5238 config/pa/xm-papro.h, config/romp/xm-romp.h,
5239 config/rs6000/x-aix31, config/rs6000/x-aix41,
5240 config/rs6000/x-beos, config/rs6000/x-lynx,
5241 config/rs6000/x-mach, config/rs6000/x-rs6000,
5242 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
5243 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5244 config/sparc/x-sysv4, config/sparc/xm-linux.h,
5245 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
5246 config/vax/xm-vms.h: Eradicate all references to alloca and
5249 * config/xm-alloca.h, config/clipper/x-clix,
5250 config/i386/xm-sysv4.h, config/i860/x-fx2800,
5251 config/i860/x-sysv3, config/m88k/x-sysv3,
5252 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
5253 (contained only alloca related hacks).
5255 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
5258 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
5260 * invoke.texi: Document __FAST_MATH__.
5262 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5264 * crtstuff.c: Restore include of auto-host.h.
5266 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
5268 Put main() in a separate file, so that the language
5269 front-end can use a different main().
5272 * toplev.c: (main): Rename as toplev_main.
5273 * toplev.h: Declare toplev_main.
5274 * Makefile.in (OBJS): add toplev.o.
5275 (BACKEND): remove toplev.o, add main.o.
5277 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
5279 * cppfiles.c (search_from): Special case the empty string.
5281 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
5283 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
5284 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
5285 strlen or strcpy; we already know the length.
5286 (_cpp_compare_file_date): Similarly.
5287 * cpphash.h (struct cpp_reader): Delete done_initialising.
5288 (CPP_PREV_BUFFER): Delete.
5289 * cppinit.c (cpp_start_read): Don't set done_initialising.
5290 * cpplex.c (parse_string): Guarantee null-termination.
5291 (_cpp_equiv_toklists): Remove.
5292 * cpplib.c (glue_header_name): Null-terminate.
5293 (do_line): Don't leak memory.
5294 * cpplib.h (BT_WEAK): Delete.
5295 * cppmain.c (cb_ident): Strings are now null-terminated.
5297 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
5299 * gcc.c (convert_filename): Append executable suffix
5300 if NO_AUTO_EXE_SUFFIX is not defined.
5301 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
5302 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
5304 2001-03-03 David O'Brien <obrien@FreeBSD.org>
5306 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
5307 * c-parse.gperf, c-gperf.h: Delete.
5308 (c-gperf.h was accidently re-added to the CVS repo in the rev
5309 1.16 commit by tromey)
5311 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5313 * cpplex.c (_cpp_lex_token): Don't warn about directives in
5314 macro arguments when looking for the '('.
5315 * cppmacro.c (funlike_invocation_p): Set parsing_args to
5316 2 when really parsing arguments; 1 when looking for '('.
5317 Always restore the lexer position.
5319 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5321 * longlong.h (umul_ppmm): Don't use a multiline string.
5323 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5325 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
5326 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
5327 t_bool in declaration because pcc can't combine volatile with typedef
5330 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
5332 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
5333 until when it is really needed.
5334 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
5335 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
5336 * i386.md (float?i?f splitter): Don't force source operand to memory
5338 (sse_movdfcc): Fix constraint.
5339 (sse_movdfcc splitter): Handle properly the second alternative.
5341 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5343 * cpplex.c (parse_string): Unconditionally pedwarn.
5345 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5348 * cppexp.c (parse_number): Update.
5349 * cpplex.c (parse_string): Pedwarn if multiline string does not
5350 result from a system header's macro.
5351 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
5352 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
5353 for function-like macros too.
5354 * c-lex.c (lex_number): Update.
5356 2001-03-03 Richard Henderson <rth@redhat.com>
5358 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
5360 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
5362 * combine.c (try_combine): If split with mode-changed scratch
5363 register didn't work, try the original mode.
5365 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
5367 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
5368 * config/c4x/c4x.h: Likewise.
5369 * stor-layout.c (compute_record_mode): Likewise.
5370 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
5372 2001-03-02 Zack Weinberg <zackw@stanford.edu>
5374 * configure.in: Kill tm.h. Include the files in the $tm_file
5375 list in all three of config.h, hconfig.h, tconfig.h, after the
5376 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
5377 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
5378 * configure: Regenerate.
5379 * Makefile.in (clean): Don't delete tm.h.
5381 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
5382 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
5383 those are not defined, set SEC and FEC to 0 and 1.
5384 * gcc.texi: Update to match.
5386 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
5387 * config/fp-bit.c, config/m68k/aux-crt2.asm,
5388 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
5389 Include tconfig.h, not tm.h.
5391 * config/xm-lynx.h, config/xm-std32.h,
5392 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
5393 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
5394 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
5395 config/clipper/xm-clix.h, config/convex/xm-convex.h,
5396 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
5397 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
5398 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
5399 config/i386/xm-i386.h, config/i860/xm-i860.h,
5400 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
5401 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
5402 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5403 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
5404 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5405 config/pa/xm-linux.h, config/pa/xm-pa.h,
5406 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
5407 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
5408 config/pj/xm-pj.h, config/romp/xm-romp.h,
5409 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
5410 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5411 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
5412 config/v850/xm-v850.h, config/vax/xm-vax.h,
5413 config/we32k/xm-we32k.h:
5415 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
5417 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
5418 config/i370/xm-oe.h: Don't include tm.h. Don't define
5420 * config/vax/xm-vms.h: Don't include tm.h.
5422 * config/xm-lynx.h, config/avr/xm-avr.h,
5423 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
5424 Delete; made empty by above changes.
5425 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
5426 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
5427 Don't include config/xm-lynx.h or tm.h.
5429 * config/xm-gnu.h: Don't include fcntl.h.
5430 * config/sparc/xm-lynx.h: Don't include sys/types.h and
5432 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
5434 2001-03-02 Richard Henderson <rth@redhat.com>
5436 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
5437 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
5439 2001-03-02 Richard Henderson <rth@redhat.com>
5441 * Makefile.in (OBJS): Add dwarf2asm.o.
5442 * dwarf2asm.c, dwarf2asm.h: New files.
5443 * dwarf2out.c (*): Use them.
5444 (size_of_uleb128, size_of_sleb128): Remove.
5445 (output_uleb128, output_sleb128): Remove.
5446 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
5447 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
5448 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
5449 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
5450 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
5451 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
5452 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
5453 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
5454 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
5455 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
5456 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
5457 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
5458 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
5459 (dwarf2out_frame_debug): Remove unused variables.
5460 (output_loc_operands): Don't abort on 8 byte constants if
5461 host integers are wide enough.
5462 (output_symbolic_ref): Remove.
5463 (size_of_die): Don't assume 4 byte host integers.
5464 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
5466 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
5467 something stupid with HOST_WIDE_INT to long truncation.
5468 [CONST_DOUBLE]: Likewise.
5470 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
5471 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
5472 * config/arm/unknown-elf.h: Likewise.
5473 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
5474 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
5475 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
5476 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
5477 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
5478 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
5479 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
5480 (ASM_OUTPUT_DWARF_OFFSET): Remove.
5481 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
5482 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
5483 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
5484 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
5486 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5488 * cselib.c (hash_rtx): Cast enums to unsigned int.
5490 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5492 * print-rtl.c (print_rtx): Cast enums to int for comparison.
5493 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
5495 * c-format.c (C_STD_VER): Cast to int for comparisons.
5496 (check_function_format): Cast various enums to int for &.
5497 (maybe_read_dollar_number): Likewise.
5498 (check_format_info): Likewise.
5499 (check_format_info_main): Likewise.
5500 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
5501 (safe_from_p): Likewise.
5502 * varasm.c (const_hash): Cast enum to int for %.
5503 * emit-rtl.c (init_emit_once): Use int loop variable to work around
5504 pcc enum problems with < and ++ operators.
5505 * regclass.c (init_reg_sets_1): Cast enums for comparison.
5506 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
5507 (regclass_init): Change enum class to int to iterate over reg_classes.
5508 * genrecog.c (merge_trees): Cast enums for comparison.
5509 * rtl.h (GET_CODE): Cast to enum rtx_code.
5510 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
5511 (GET_MODE): Cast to enum machine_mode.
5512 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
5513 (GET_NOTE_INSN_NAME): Cast enum to int.
5514 * tree.h (TREE_CODE): Cast to enum tree_code.
5515 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
5516 * timevar.c (timevar_print): Change loop variable id from enum to
5518 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
5519 * config/i386/i386.md: Use PUT_MODE for mode assignment.
5520 * toplev.c (compile_file): Cast enum DFI to int.
5521 (decode_d_option): Likewise.
5523 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
5525 * cppinit.c (append_include_chain): Mark "after" include file name list
5526 as a system directory.
5527 * cpp.texi: Document new behavior.
5529 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
5531 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
5533 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
5535 * cppfiles.c (struct include_file): Update.
5536 (stack_include_file): Use search_from.
5537 (cpp_included, find_include_file): Update.
5538 (cpp_execute_include): Update. ptr->name may not be
5539 null terminated. Use the new search_from member variable
5541 (_cpp_compare_file_date): Similarly.
5542 (search_from): New function, similiar to actual_directory.
5543 (actual_directory): Delete.
5544 (remap_filename): Update. loc->name may not be null terminated.
5545 (struct file_name_list): Rename search_path. Update.
5546 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
5547 search_from and dir.
5548 (struct cpp_reader): Remove actual_dirs.
5549 * cppinit.c (struct cpp_pending): Update for renamed objects.
5550 (append_include_chain, remove_dup_dir, remove_dup_dirs,
5551 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
5552 * cpplib.h (struct cpp_options): Similarly.
5554 2001-03-01 Zack Weinberg <zackw@stanford.edu>
5556 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
5557 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
5558 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
5559 config/clipper/xm-clix.h, config/convex/xm-convex.h,
5560 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
5561 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
5562 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
5563 config/i370/xm-linux.h, config/i370/xm-mvs.h,
5564 config/i370/xm-oe.h, config/i386/xm-aix.h,
5565 config/i386/xm-i386.h, config/i386/xm-osf.h,
5566 config/i860/xm-i860.h, config/i960/xm-i960.h,
5567 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
5568 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
5569 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
5570 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
5571 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
5572 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5573 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
5574 config/pj/xm-pj.h, config/romp/xm-romp.h,
5575 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
5576 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5577 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
5578 config/v850/xm-v850.h, config/vax/xm-vax.h,
5579 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
5580 Do not define TRUE or FALSE.
5582 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
5583 empty by above change.
5584 * config.gcc: Remove references to these files.
5586 * configure.in: Detect stdbool.h.
5587 * configure, config.in: Regenerate.
5588 * system.h: Include stddef.h here if available.
5589 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
5590 Then set up a sensible boolean type at the very end.
5592 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
5593 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
5595 * hash.h: Delete 'boolean' typedef and related #undefs.
5597 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
5598 all uses of 'boolean' with 'bool'.
5600 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
5602 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
5603 * cppexp.c (lex): Cast enums for comparison.
5604 * cppinit.c (parse_option): Cast enum for comparison.
5605 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
5606 (cpp_output_token): Likewise.
5607 (cpp_can_paste): Cast enums for comparsion and plus/minus.
5608 (cpp_avoid_paste): Cast enums for minus and comparison.
5610 2001-03-01 Zack Weinberg <zackw@stanford.edu>
5612 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
5613 field to all array elements.
5615 2001-03-01 Zack Weinberg <zackw@stanford.edu>
5617 * cpphash.h (struct cpp_reader): Add print_version field.
5618 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
5619 just set print_version and other flags as appropriate.
5620 (cpp_post_options): Print version here if print_version is set.
5622 * toplev.c (exit_after_options): New flag.
5623 (independent_decode_option): Don't exit here; just set
5625 (main): Exit after calling lang_hooks.post_options if
5626 exit_after_options is true.
5628 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
5629 (merge_include_chains): Adjust comment to match code.
5631 2001-03-01 Zack Weinberg <zackw@stanford.edu>
5633 * stringpool.c (set_identifier): New function.
5634 * tree.h: Prototype it.
5636 * c-parse.in: Kill D_YES. If compiled for objc, call
5637 save_and_forget_protocol_qualifiers from init_reswords.
5638 * objc/objc-act.c (remember_protocol_qualifiers,
5639 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
5640 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
5642 (save_and_forget_protocol_qualifiers): New function.
5643 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
5645 2001-03-01 Diego Novillo <dnovillo@redhat.com>
5647 * c-semantics.c (prune_unused_decls): Return error_mark_node
5648 instead of (tree) 1 to stop traversing the tree chain.
5650 2001-03-01 Bernd Schmidt <bernds@redhat.com>
5652 Fix a problem introduced by Kenner's Feb 18 change.
5653 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
5654 flag_cse_skip_blocks only temporarily, not for ever.
5656 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
5658 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
5659 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
5661 * pa.c (emit_move_sequence): Verify operand0 is a hard register
5662 before determining its register class.
5664 2001-03-01 Bernd Schmidt <bernds@redhat.com>
5666 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
5667 from reg 4 if current_function_calls_setjmp.
5668 (gen_nop_type): New function.
5669 (ia64_emit_nops): New function.
5670 (ia64_reorg): Call it.
5671 (ia64_sched_reorder): Move code that rotates bundles up a bit.
5673 * reload1.c (eliminate_regs_in_insn): Restrict the special case
5674 code not to try to optimize adds with anything but a REG destination.
5676 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
5677 (INSN_PRIORITY_KNOWN): New accessor macro.
5678 * haifa-sched.c (priority): Use it instead of testing priority against
5681 2001-02-28 DJ Delorie <dj@redhat.com>
5683 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
5684 since that doesn't work the way gcc wants on a generic m68k.
5686 2001-02-28 Richard Henderson <rth@redhat.com>
5688 * caller-save.c (save_call_clobbered_regs): Fix typo in
5689 comparison last change.
5691 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
5693 * i386.c (pentium4_cost): New.
5694 (m_PENT4): New macro.
5695 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
5696 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
5697 x86_integer_DFmode_moves, x86_partial_reg_dependency,
5698 x86_memory_mismatch_stall): Add Pentium4
5699 (x86_use_q_reg, x86_use_any_reg): Kill.
5700 (override_options): Add pentium4.
5701 (incdec_operand): Return 0 for pentium4.
5702 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
5703 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
5704 (TARGET_PENTIUM4): Define.
5705 (enum processor_type): Add PROCESSOR_PENTIUM4.
5706 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
5707 * i386.md (attribute "cpu"): Add pentium4.
5708 * invoke.texi (march): Add pentium4.
5710 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
5712 * i386.md (sse_mov?fcc*): New patterns and splitters.
5713 * i386.c (ix86_expand_movcc): Work post-reload; recognize
5714 the SSE based conditional moves.
5716 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
5718 * i386.md (attribute mode): Add "TI".
5719 (movsf_1): Add pxor support; remove constant propagation splitter.
5720 (movdf_integer): Likewise.
5721 (movdf_nointeger): Likewise.
5722 (movxf constant prop splitter): Handle all modes; update for SSE.
5723 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
5724 * i386.c (standard_80387_constant_p): Rewrite.
5725 (standard_sse_constant_p): New.
5726 * i386-protos.h (standard_sse_constant_p): New.
5728 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
5730 * i386.md (sse_setccsf, sse_setccdf): New.
5731 (sse_cmp* patterns): Use '%D' instead of outputtting condition
5733 * i386.c (sse_comparison_operator): Accept the supported unordered
5734 comparses; be ready for fast_math.
5735 (print_operand): Support 'D'.
5737 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
5739 * jump.c (reversed_comparison_code): Kill.
5741 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
5743 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
5746 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
5748 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
5749 add missing '%' in constraints.
5751 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
5753 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
5754 for HOST_BITS_PER_WIDE_INT == 32 too.
5756 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
5758 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
5760 (insert_save, insert_restore): New parameter save_mode.
5761 (init_caller_save): Update initialization of reg_save_code
5762 and reg_restore_code.
5763 (save_call_clobbered_regs): Compute save_modes and update calls to
5764 reg_save_code and reg_restore_code.
5765 (insert_restore): Unsignetize numbers; use save_modes to choose mode
5766 of spill; update use of reg_restore_code.
5767 (insert_save): Likewise.
5768 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
5769 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
5770 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
5772 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
5774 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
5775 noce_try_store_flag_inc, noce_try_store_flag_mask,
5776 noce_try_cmove_arith):
5777 Use reversed_comparison_code instead of reverse_comparison and
5778 can_reverse_comparison_p.
5780 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
5782 * jump.c (reversed_comparison_code_parts): Allow reversal of
5783 unordered compares in -ffast-math mode; reverse ordered compares
5784 for FP even w/o -ffast-math.
5786 2001-02-27 Richard Henderson <rth@redhat.com>
5788 * print-rtl.c (print_rtx) [i]: Don't print field five on
5789 NOTEs other than NOTE_INSN_DELETED_LABEL.
5791 2001-02-27 Zack Weinberg <zackw@stanford.edu>
5793 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
5794 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
5796 2001-02-27 Diego Novillo <dnovillo@redhat.com>
5798 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
5799 even if walk_subtrees is 0.
5800 * c-semantics.c (prune_unused_decls): Return a non-null value to
5801 stop traversing the tree chain.
5803 2001-02-27 DJ Delorie <dj@redhat.com>
5805 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
5806 register, *then* define it as the new CFA.
5808 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
5810 * pa.c (override_options): Promote -fpic to -fPIC.
5811 (legitimize_pic_address): Simplify due to removal of
5812 small PIC as a code generation option.
5813 (secondary_reload_class): Similarly.
5814 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
5815 (PRINT_OPERAND_ADDRESS): Similarly.
5816 * pa.md (various patterns): Similarly.
5817 (small pic lo_sum pattern): Remove.
5819 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
5822 * md.texi (min, max): Document
5824 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
5826 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
5827 TARGET_PARTIAL_REG_DEPENDENCY.
5828 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
5830 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
5832 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
5834 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
5836 * mips.c (mips_make_temp_file): Fix thinko in last change.
5838 2001-02-26 Jason Eckhardt <jle@redhat.com>
5840 * combine.c (known_cond): Do not reverse the condition when
5841 SMAX/UMAX is being considered and the condition is for equality
5844 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
5846 2001-02-26 Philip Blundell <philb@gnu.org>
5848 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
5850 * config/arm/linux-elf.h: Remove historical relics related to
5851 above configurations.
5852 * config/arm/linux-oldld.h: Delete.
5853 * config/arm/linux-elf26.h: Delete.
5855 2001-02-26 Jason Merrill <jason@redhat.com>
5857 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
5859 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
5860 recognize a tentative definition. Lose obsolete code.
5862 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
5863 variables unless necessary, either.
5865 2001-02-25 Richard Henderson <rth@redhat.com>
5867 * ifcvt.c (struct noce_if_info): Add test_bb.
5868 (noce_get_alt_condition): New.
5869 (noce_try_minmax, noce_try_abs): New.
5870 (noce_operand_ok): New.
5871 (noce_process_if_block): Use them.
5872 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
5874 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
5876 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
5879 2001-02-25 Zack Weinberg <zackw@stanford.edu>
5881 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
5882 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
5884 (mips_asm_file_end): Free temp_filename here.
5886 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5888 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
5889 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
5891 * config/i386/i386.md (movstrsi): Handle FAIL case.
5893 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
5895 * cppinit.c (builtin_array): Update.
5896 (init_builtins): Flag builtins to warn if redefined or
5897 undefined. Define __GXX_WEAK as a normal macro.
5898 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
5899 * cpplib.h (NODE_WARN): New flag.
5900 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
5901 Handle __STDC__ as a builtin only on Solaris.
5902 (warn_of_redefinition): Renamed from check_macro_definition.
5903 Reverse sense of test. Always warn if NODE_WARN.
5904 (_cpp_create_definition): Use warn_of_redefinition. Flag
5905 any macro beginning with "__STDC_" to require a mandatory
5906 warning if redefined or undefined.
5908 2001-02-24 Zack Weinberg <zackw@stanford.edu>
5910 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
5911 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
5912 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
5913 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
5914 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
5915 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
5916 Don't define any of:
5917 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
5918 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
5919 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
5920 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
5921 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
5923 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
5924 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
5927 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
5928 Delete now-empty file.
5930 * alpha/vms.h: Define NEED_ATEXIT here...
5931 * alpha/xm-vms.h: ...not here.
5933 * i386/cygwin.h: Don't define PARAMS.
5934 * mips/mips.c: Don't prototype mktemp. Don't define
5935 P_tmpdir. Use make_temp_file to create temporary files.
5936 Don't be clever and delete temporary files early.
5937 * config.gcc: Drop references to deleted files. Don't define
5939 * gcc.texi: Don't mention USE_PROTOTYPES.
5941 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5943 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
5944 (ix86_set_move_mem_attrs_1): Likewise.
5945 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
5946 * config/i386/i386.md (movstrsi): Call it.
5948 2001-02-24 Zack Weinberg <zackw@stanford.edu>
5950 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
5951 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
5952 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
5953 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
5955 (i750a-*-*): Error here if hosting on i750a.
5956 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
5958 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
5959 Remove (empty modulo comments).
5961 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
5962 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
5963 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
5964 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
5965 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
5966 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
5968 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
5969 Remove reference to winnt.h in comment.
5970 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
5972 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5974 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
5975 used to set another biv.
5977 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5979 * tree.h (BLOCK_DEAD): New macro.
5980 (struct tree_block): New flag, dead_flag.
5981 * print-tree.c (print_node, case 'b'): Print missing fields.
5982 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
5983 * function.c (identify_blocks): Enable test for misplaced notes.
5984 (all_blocks): Skip BLOCK_DEAD blocks.
5985 * integrate.c (integrate_decl_tree): Likewise.
5987 * errors.c (internal_error, trim_filename): New functions.
5988 (fancy_abort): Call internal_error.
5989 * errors.h (internal_error, trim_filename): New declarations.
5991 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
5993 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
5995 (EXTRA_CONSTRAINT): Formatting changes.
5997 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5999 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
6001 2001-02-23 Per Bothner <per@bothner.com>
6003 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
6004 so they can be called from java/jvspec.c.
6005 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
6007 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
6009 * i386.c (ix86_frame): New structure.
6010 (ix86_compute_frame_size): Kill.
6011 (ix86_compute_frame_layout): New.
6012 (ix86_save_reg): New.
6013 (ix86_can_use_return_insn_p): Use frame layout stuff.
6014 (ix86_expand_prologue): Likewise.
6015 (ix86_expand_epilogue): Likewise.
6016 (ix86_initial_elimination_offset): Likewise.
6017 (ix86_nsaved_regs): Use ix86_save_reg.
6018 (ix86_emit_save_regs): Likewise.
6020 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
6022 * flow.c (find_sub_basic_blocks): New function.
6023 (split_block): Be ready for basic block introduced by CODE_LABEL.
6024 (commit_one_edge_insertion): Call find_sub_basic_block.
6026 * flow.c (make_edges): Add edge from entry for blocks starting with
6027 label having ALTERNATE_NAME
6029 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
6031 * function.c (epilogue_done): Be ready for first basic block not
6032 containing PROLOGUE_END note.
6033 (reposition_prologue_and_epilogue_notes): Avoid placing
6034 PROLOGUE_END note between BASIC_BLOCK.
6036 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
6038 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
6040 2001-02-21 DJ Delorie <dj@redhat.com>
6042 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
6043 check for current_function_has_nonlocal_goto from 1999-11-12.
6045 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6047 * diagnostic.c (trim_filename): No longer static.
6048 * toplev.h (trim_filename): Declare.
6049 * rtl.c (rtl_check_failed_bounds): Call internal_error.
6050 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
6051 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
6052 (rtvec_check_failed_bounds): Likewise.
6053 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
6055 * convert.c (convert_to_integer): Don't do unsigned unless result or
6056 both inputs are unsigned.
6058 * fold-const.c (fold_convert): Don't call size_int_type_wide if
6061 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
6063 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
6065 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
6067 * Makefile.in (resource.o): Add params.h dependence.
6068 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
6069 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
6070 * resource.c: Add dependence on params.h.
6071 (current_live_regs): Fix explanatory comment.
6072 (find_basic_block): Add new parameter to permit limiting search
6074 (mark_target_live_regs): Add new argument to find_basic_block call.
6075 (incr_ticks_for_insn): Likewise.
6077 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6079 * diagnostic.c (output_to_stream): Rename to
6080 output_buffer_to_stream. Loses the stream parameter.
6081 (init_output_buffer): Set diagnosic_buffer's stream.
6082 (flush_diagnostic_buffer): Adjust.
6083 (default_print_error_function): Likewise.
6084 (finish_diagnostic): Likewise.
6085 (verbatim): Likewise.
6087 * diagnostic.h (struct output_buffer): Add `stream' field.
6088 (output_buffer_attached_stream): New macro.
6090 2001-02-23 Jakub Jelinek <jakub@redhat.com>
6092 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
6093 check if either operand is divisible by C.
6094 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
6095 If type is signed, consider negative numbers as well.
6097 2001-02-22 Richard Henderson <rth@redhat.com>
6099 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
6100 reach .text instead of gp-relative relocs.
6101 * config/ia64/crtend.asm (.init): Likewise.
6103 2001-02-22 Andreas Jaeger <aj@suse.de>
6105 * extend.texi (C++ Attributes): Fix typo.
6107 2001-02-21 David Mosberger <davidm@hpl.hp.com>
6109 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
6110 functions, drop current_function_args_info.words test.
6111 (ia64_compute_frame_size): Mark syscall_linkage functions as
6112 using eight input registers.
6114 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
6115 Bruce Korb <bkorb@gnu.org>
6117 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
6118 * fixinc/README: Document how to convert sed substitutions
6119 to format style c_fix-es.
6120 * fixinc/fixincl.x: regen
6122 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
6124 * gcc.c: Add comment explaining how to add a command-line option.
6125 Add title to specs language comment.
6127 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
6129 * gcc.c (cc1_options): Add "-param".
6130 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
6131 (option_map): Likewise.
6132 * toplev.c (display_help): Add entry for "--param".
6133 (independent_decode_option): Fix typographical error.
6135 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
6136 Bernd Schmidt <bernds@redhat.com>
6137 Jan Hubicka <jh@suse.cz>
6139 * i386.c (function_arg_advance): Pass SSE arguments in registers.
6140 (function_arg): Likewise.
6142 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
6144 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
6146 2001-02-21 Kazu Hirata <kazu@hxi.com>
6148 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
6152 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
6154 * flow.c (init_propagate_block_info): Canon address and use single_set
6155 for killing dead memory stores.
6157 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
6159 * Makefile.in (reorg.o): Add params.h dependence.
6160 * params.def: Fix typographical error in comment.
6161 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
6162 * params.h: Modify introductory comment.
6163 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
6164 * reorg.c: Add dependence on params.h.
6165 (redundant_insn): Add parameterized throttle for search.
6166 (fill_simple_delay_slots): Add a comment explaining a variable.
6167 Move conditional out of loop, simplifying code.
6168 (fill_eager_delay_slots): Fix typographical error in comment.
6170 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
6172 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
6174 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
6175 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
6177 2001-02-21 Jason Merrill <jason@redhat.com>
6179 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
6180 (struct tree_decl): Add uninlinable bitfield.
6181 * c-decl.c (duplicate_decls): Set it.
6182 * integrate.c (function_cannot_inline_p): Check it.
6184 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
6185 DW_AT_MIPS_linkage_name to abstract methods.
6186 (dwarf2out_abstract_function): Emit class context before calling
6187 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
6188 (gen_subprogram_die): Remove obsolete code.
6189 (gen_member_die): Don't include clones in the member list.
6190 (gen_decl_die): Emit abstract info for clone origin.
6191 * dwarfout.c (output_type): Don't include clones in the member list.
6192 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
6193 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
6194 DECL_ABSTRACT on a function that already has it set.
6196 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
6197 (get_subprogram_die): Pass it in.
6199 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
6201 * flow.c (mark_set_1): Make not_dead unsigned long. For
6202 non-pseudos, use it as a bitmask of the hard regs that
6205 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
6207 * cppfiles.c: Update comments.
6208 (_cpp_read_file): Don't check for NULL filenames any more.
6209 * cppinit.c (cpp_start_read): Don't do canonicalization of
6210 in_fname and out_fname. Use the passed file name exclusively.
6211 (_cpp_handle_options): Don't treat "-" as a command line option,
6212 but as a normal filename.
6213 (_cpp_post_options): Canonicalize in_fname and out_fname.
6214 * cppmain.c (printer_init): Don't check out_fname for NULL.
6215 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
6216 (init_c_lex): Update, and use "" to represent stdin to CPP.
6219 2001-02-20 Will Cohen <wcohen@redhat.com>
6221 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
6222 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
6223 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
6226 2001-02-20 Stan Shebs <shebs@apple.com>
6228 * config/rs6000/rs6000.c (output_cbranch): Output branches
6229 on separate lines instead of using ';' to separate.
6231 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
6233 * cppinit.c (set_lang): Move builtin handling to...
6234 (init_builtins): ...here.
6235 (_cpp_create_reader): Move call to set_lang.
6237 2001-02-20 Mark Mitchell <mark@codesourcery.com>
6239 * stmt.c (expand_return): If an attempt is made to return the
6240 error_mar_node, treat the return like a return without a value.
6242 2001-02-19 Zack Weinberg <zackw@stanford.edu>
6244 * sibcall.c (skip_copy_to_return_value): Call
6245 identify_call_return_value here, and return orig_insn if it
6246 returns zero. Hardret and softret arguments now unnecessary.
6247 (call_ends_block_p): Don't call identify_call_return_value here.
6249 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
6251 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
6252 * ggc.h (ggc_mark_if_gcable): Delete prototype.
6254 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
6256 * pa.c (move_operand): Accept code to load the address of a
6257 symbol out of the DLT as a valid move operand.
6258 (print_operand, case 'A'): New to handle generating a DLT
6259 reference for a LO_SUM expression.
6260 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
6261 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
6263 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
6265 * README, cpp.texi, gcc.texi, version.c: Update version number to
6267 * cpp.1, gcov.1, gcc.1: Regenerate.
6269 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
6271 * cppfiles.c (stack_include_file): Generate dependencies
6272 here, and manage include_count here too.
6273 (PRINT_THIS_DEP): Delete.
6274 (_cpp_execute_include): Do not generate dependencies here,
6275 apart from the case of a missing header. Do not manage
6277 (_cpp_read_file): Leave dependency generation to
6280 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
6282 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
6283 target_cpu_default. Remove dead assignment to
6286 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
6288 * regclass.c (contains_reg_of_mode): Make global.
6289 (init_reg_sets): Remove contains_reg_of_mode; take into account
6290 CLASS_MAX_NREGS when looking for the proper mode.
6291 (dump_regclass): Dump only classes considered for the pseudo.
6292 (regclass): Use contains_reg_of_mode.
6294 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
6296 * gcc.c (do_spec_1): 'n' for printing notices.
6297 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
6299 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
6301 * reg-stack.c (next_flags_user): Use current_block->end
6302 (swap_rtx_condition): Look for next user if flags don't die;
6303 give up on CALL_INSNs; use current_block->end.
6305 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6307 * sibcall.c (call_ends_block_p): New function.
6308 (optimize_sibling_and_tail_recursive_call): Use it.
6310 2001-02-18 Kazu Hirata <kazu@hxi.com>
6312 * config/h8300/h8300.md: Update copyright.
6313 (andsi3): Do not output an extra newline character.
6315 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6317 * toplev.c (note_deferral_of_defined_inlined_function): Argument
6318 FNDECL may be unused.
6320 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
6321 follow jumps after first run.
6322 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
6323 it doesn't change any jumps.
6325 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
6327 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
6328 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
6329 (mostlyclean): Corresponding changes.
6330 * rtlanal.c (hard-reg-set.h): Include.
6331 (rtx_unstable_p): Do not treat the argument pointer specially
6332 if it is not a fixed register.
6333 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
6335 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6337 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
6338 against last real insn in basic block.
6339 Rework to avoid gotos.
6341 * Makefile.in (gcse.o): Now includes ggc.h.
6342 * gcse.c: Include ggc.h.
6343 (want_to_gcse_p): Verify expression can be in SET as valid insn.
6344 (try_replace_reg): Remove warning of uninitialize variable.
6345 (process_insert_insn): Call invalid_insn_p to validate insn.
6346 * recog.c (insn_invalid_p): Now global.
6347 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
6348 * recog.h (insn_invalid_p): New declaration.
6350 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
6352 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
6353 assignments from FP constants since 'Y' output code can't handle it.
6354 (eligible_for_sibcall_delay): Likewise.
6356 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
6357 Call fancy_abort directly, passing args.
6358 (print_rtl_and_abort): Now a macro, like fancy_abort.
6360 * final.c (output_operand_lossage): Use internal_error, not error.
6362 2001-02-18 Shane Nay <shane@agendacomputing.com>
6364 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
6365 structure shift insns.
6367 2001-02-18 Mark Mitchell <mark@codesourcery.com>
6369 * invoke.texi (-fsquangle): Remove documentation.
6370 (-fname-mangling-version): Likewise.
6372 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
6374 * optabs.c (expand_abs): Remove reference to
6375 HAVE_contitional_arithmetic.
6376 * combine.c (simplify_set): Likewise.
6378 2001-02-18 Richard Henderson <rth@redhat.com>
6380 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
6383 2001-02-18 Richard Henderson <rth@redhat.com>
6385 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
6387 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
6389 * reload1.c (reload_cse_simplify_set): Fix typo.
6391 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6393 * diagnostic.c (_fatal_insn): Decrement errorcount.
6395 * invoke.texi (-I): Add note avoiding use for system header files.
6397 * rtl.h (add_clobbers): Remove duplicate declaration.
6398 * recog.h (added_clobbers_hard_reg_p): New declaration.
6399 * genemit.c (struct clobber_pat): New field has_hard_reg.
6400 (gen_insn): Record if added clobbers clobber hard reg.
6401 (gen_split): Avoid unused warning if number of operands is 0.
6402 (output_added_clobbers_hard_reg_p): New function.
6405 2001-02-18 Alan Modra <alan@linuxcare.com.au>
6407 * pa.c (hppa_expand_prologue): Simplify code storing return
6408 pointer. For large (>=8k) frames with a post_store, adjust stack
6409 pointer by 8k-64 first rather than by 64. When testing with
6410 VAL_14_BITS_P, always use the actual value rather than the value
6411 negated. Add blockage to prevent scheduling of spills before
6412 stack frame has been created.
6413 (hppa_expand_epilogue): Simplify code loading return pointer.
6414 Allow a slightly larger range for merge_sp_adjust_with_load case.
6415 When testing with VAL_14_BITS_P, always use the actual value.
6417 * pa.c (pa_adjust_insn_length): Check that block move
6418 pattern is a set before looking at operands.
6420 2001-02-17 Mark Mitchell <mark@codesourcery.com>
6422 * fold-const.c (fold_binary_op_with_conditional_arg): New
6423 function, split out from ...
6425 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
6426 conditional arms that throw exceptions.
6428 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
6431 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6433 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
6434 define HAVE_DECL_* to 1 to mask potential backup declarations.
6435 * configure: Regenerated.
6437 2001-02-17 Mark Mitchell <mark@codesourcery.com>
6439 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
6441 2001-02-17 Richard Henderson <rth@redhat.com>
6443 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
6444 when replacing a memory load with a register.
6446 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6447 Jan Hubicka <jh@suse.cz>
6449 * recog.c (validate_replace_src_1): New.
6450 (validate_replace_src_data): Likewise.
6451 (validate_replace_src): Use note_uses.
6452 * rtl.h (note_uses): Declare.
6453 * rtlanal.c (note_uses): New.
6455 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
6457 * reg-stack.c (stack_def): Make field reg unsigned.
6458 (remove_regno_note): Unsignetize parameter.
6460 2001-02-16 Jes Sorensen <jes@linuxcare.com>
6462 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
6463 shladd_operand() call.
6465 2001-02-16 Bruce Korb <bkorb@gnu.org>
6466 Rodney Brown <RodneyBrown@mynd.com>
6468 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
6469 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
6470 machine restrictions
6471 * fixinc/fixincl.x: regen
6473 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6475 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
6477 (hash_scan_insn): Clean up calls to hash_scan_set.
6478 (compute_kill_rd): REGNO now unsigned.
6479 (try_replace_reg): Rework to use simplify_replace_rtx.
6480 (cprop_jump, cprop_cc0_jump): Likewise.
6481 (cprop_insn): Call find_reg_equal_equiv_note.
6482 Reflect changes to cprop_jump and cprop_cc0_jump.
6484 * recog.c (validate_replace_src): Replace in operands of
6485 ZERO_EXTRACT in SET_DEST.
6487 * cse.c (new_label_ref): New variable.
6488 (insert): Set it instead of recorded_label_ref.
6489 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
6490 CODE_LABEL for this function, and not already in REG_LABEL note.
6492 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
6494 * resource.c (mark_referenced_resources): Fix typo in introductory
6496 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
6499 2001-02-16 Jason Merrill <jason@redhat.com>
6501 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
6503 (gen_subprogram_die): Don't abort on seeing a second definition if
6504 the previous one was abstract. Don't replace an abstract instance
6505 in the lookup table.
6507 * dwarf2out.c (dwarf2out_abstract_function): Rename from
6508 gen_abstract_function.
6509 * dwarf2out.h: Declare it.
6510 * toplev.c (note_outlining_of_inline_function): New fn.
6511 * toplev.h: Declare it.
6512 * integrate.c (output_inline_function): Call it.
6513 * c-decl.c (duplicate_decls): Call it when redefining an extern
6514 inline. Don't inline the new defn.
6516 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
6518 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6520 * .gdbinit: Rename to gdbinit.in.
6521 * gdbinit.in: New file,
6522 * configure.in: Generate .gdbinit from gdbinit.in.
6523 * configure: Regenerated.
6524 * Makefile.in (distclean): Always remove .gdbinit.
6526 2001-02-16 Jakub Jelinek <jakub@redhat.com>
6528 * objc/objc-act.c (start_class): Register implemented_classes with
6531 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
6533 * cppfiles.c (_cpp_make_system_header): Generate a file
6536 2001-02-15 Jim Meyering <meyering@lucent.com>
6538 * Makefile.in (install-common): Don't depend on installdirs here.
6539 Instead, make each of the lang.install-common targets (e.g.,
6540 c++.install-common in cp/Make-lang.in) depend on it.
6541 (install-driver): Depend on installdirs.
6543 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6545 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
6547 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
6550 2001-02-15 Mark Mitchell <mark@codesourcery.com>
6552 * invoke.texi (--param): Document.
6554 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
6556 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
6558 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
6560 * i386.md (extendsfdf2_2): Fix constraints.
6562 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
6564 * i386.md (fop_df_3 splitter): Fix operand number.
6566 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
6568 * invoke.texi (-mreg-alloc): Nuke.
6569 * i386.c (ix86_reg_alloc_order, regs_allocated,
6570 order_regs_for_local_alloc): Nuke.
6571 (override_options): Kill reg_alloc code.
6572 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
6573 (REG_ALLOC_ORDER): SSE goes before I387.
6574 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
6575 (ix86_reg_alloc_order): Likewise.
6576 * i386-protos.h (ix86_reg_alloc_order): Kill.
6578 2001-02-14 Richard Henderson <rth@redhat.com>
6580 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
6582 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
6584 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
6586 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
6588 * i386-protos.h (ix86_memory_move_cost): Move offline.
6589 * i386.c (ix86_register_move_cost): Compute properly cost of
6590 SSE, MMX and i387 instructions.
6591 (*_cost): Add costs of SSE/MMX moves.
6592 (ix86_memory_move_cost): Move offline from ....; Likewise.
6593 * i386.h (MEMORY_MOVE_COST): .... here;
6594 (struct processor costs): Add new fields to represent costs
6597 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
6599 * regclass.c (init_reg_sets_1): Reinstall the optimization of
6600 move_cost together with Matt Kraai's fix.
6602 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
6604 * Makefile.in (OBJS): Add params.o.
6606 2001-02-14 Richard Henderson <rth@redhat.com>
6607 DJ Delorie <dj@redhat.com>
6609 * jump.c (jump_optimize_1): When we delete a conditional jump
6610 preceeding a non-conditional jump to effectively the same place,
6611 make sure that the combined jump skips any clobber insns between
6614 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
6616 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
6618 2001-02-14 Mark Mitchell <mark@codesourcery.com>
6620 * Makefile.in (toplev.o): Depend on params.h.
6621 (intergate.o): Likewise.
6622 (params.o): New target.
6623 * flags.h (inline_max_insns): Remove.
6624 * integrate.c: Include params.h.
6625 Use MAX_INLINE_INSNS instead of inline_max_insns.
6626 * params.c: New file.
6627 * params.h: Likewise.
6628 * params.def: Likewise.
6629 * toplev.c: Include params.h.
6630 (lang_independent_params): New variable.
6631 (decode_f_option): Use the param machinery instead of setting
6633 (independent_decode_option): Handle "--param name=value".
6634 (main): Register language-independent parameters.
6636 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
6638 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
6640 2001-02-14 Richard Henderson <rth@redhat.com>
6642 * regclass.c (init_reg_sets_1): Revert last two changes.
6644 2001-02-14 Jakub Jelinek <jakub@redhat.com>
6646 * stor-layout.c (is_pending_size, put_pending_size): New functions.
6647 (variable_size): Call put_pending_size.
6648 * tree.h (is_pending_size, put_pending_size): Add prototypes.
6649 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
6650 sizes list, put newly created SAVE_EXPR there as well.
6652 2001-02-14 Jakub Jelinek <jakub@redhat.com>
6654 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
6655 (errata_find_address_regs): load_group has only 2 entries.
6656 (errata_emit_nops): Likewise. shladd is not problematic.
6657 Clear last_group if nop was emitted.
6658 (fixup_errata): load_group has only 2 entries.
6661 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
6663 * c-lex.c (lex_number): Only warn traditionally for U suffix
6664 outside system macros.
6665 * cppexp.c (parse_number): Similarly.
6666 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
6667 * cppmacro.c (struct cpp_macro): New member node.
6668 (parse_args): Only warn about missing rest args if not
6670 (funlike_invocation_p): Similarly for uninvoked funlike macros.
6671 (cpp_sys_objmacro_p): New.
6672 (_cpp_create_definition): Store the node with the macro defn.
6673 Remember if the macro is defined in a system header.
6675 2001-02-13 DJ Delorie <dj@redhat.com>
6677 * configure.in (check_languages): determine languages to check
6678 * Makefile.in (check-c++): alias for check-g++
6679 (check-f77): alias for check-g77
6680 (CHECK_TARGETS): depend on configured languages
6682 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
6684 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
6685 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
6686 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
6687 (sqrtextendsfdf2): Disable for SSE2.
6689 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
6691 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
6692 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
6693 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
6694 (sqrtextendsfdf2): Disable for SSE2.
6696 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
6698 * i386.md (movsfcc_1): Support integer cmove instruction.
6699 (movdfcc_1): Likewise; new splitter.
6701 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
6703 * i386.c (output_fp_compare): Support SSE.
6704 (prepare_fp_compare_args): SSE comparisons always support memory.
6705 * i386.h (TARGET_CMOVE): SSE imply cmove.
6706 * i386.md (cmp?f2): Enable for SSE too.
6707 (cmpfp_i*): Support SSE.
6709 (cmpfp_i_sse_only): New.
6710 (s*, b* fp expanters): Enable for SSE too.
6711 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
6714 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
6716 * regclass.c (init_reg_sets_1): Silence warning.
6718 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
6720 * i386.md (sqrt?f2): Change to expander.
6721 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
6723 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6725 * rtlanal.c (find_reg_equal_equiv_note): New function.
6726 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
6727 (simplify_gen_relational, simplify_replace_rtx): Likewise.
6728 * rtl.h: Add declarations for above functions.
6730 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
6732 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
6734 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
6735 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
6736 * flow.c (mark_regs_live_at_end): Likewise.
6737 (calculate_global_regs_live): Likewise.
6738 * gcse.c (compute_hash_table): Likewise.
6739 (compute_kill_rd): Likewise.
6740 * resource.c (mark_target_live_regs): Likewise.
6741 * rtl.h (INVALID_REGNUM): New macro.
6743 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
6745 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
6747 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
6749 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
6752 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
6754 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
6756 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
6757 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
6758 (fop_sf_1_sse, fop_df_1_sse): New patterns
6759 (fop_*): Disable float_extend and float patterns for SSE compilation.
6760 * i386.c (output_387_binary_op): Support SSE.
6762 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
6764 * i386.md (dummy_extendsfdf2): Support SSE2
6765 (extendsfdf2): Enable if 80387 or SSE2.
6766 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
6767 and no MIX_I387_SSE2
6768 (extendsfdf2_1_sse_only): New pattern.
6769 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
6771 (truncdfsf2_1): Support SSE.
6772 (truncdfsf2_2): Support SSE.
6773 (truncdfsf2_2_1_sse): New pattern.
6774 (fixtruncsfsi2): Always use SSE if available.
6775 (fix_truncsfsi_sse): New pattern.
6776 (fix_truncdfsi_sse): New pattern.
6777 (floatsis?f2): Support SSE.
6778 (floatsidf2_i387): New pattern.
6779 (floatsidf2_sse): Likewise.
6781 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6783 * configure.in: Use "have_gnat" variable, not "gnat".
6784 * configure: Regenerated.
6786 * config/sparc/sparc.c (function_value): Treat all non-record
6787 aggregate types like used to treat UNION_TYPE.
6789 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
6791 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
6792 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
6794 (MASK_MIX_SSE_I387): New.
6795 (TARGET_SSE): SSE2 imply SSE.
6796 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
6797 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
6798 (enum reg_class): Add new classes.
6799 (REG_CLASS_NAMES): Likewise.
6800 (REG_CLASS_CONTENTS): Likewise.
6801 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
6802 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
6803 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
6804 (CLASS_MAX_NREGS): Use new macros.
6805 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
6806 * i386.md (pushsf, movsf): Support SSE.
6807 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
6808 splitters to use ANY_FP_REGNO_P.
6809 (movdf_nointeger, movdf_integer): Likewise.
6811 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
6813 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
6814 (try_combine): Use it.
6816 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
6818 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
6819 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
6820 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
6821 (REGISTER_MOVE_COST): Likewise.
6822 * i386-protos.h (ix86_secondary_memory_needed,
6823 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
6824 * i386.c (ix86_secondary_memory_needed,
6825 ix86_preferred_reload_class, ix86_register_move_cost): New function.
6827 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
6829 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
6830 (HARD_REGNO_MODE_OK): Move offline to ....
6831 * i386.c (ix86_hard_regno_mode_ok) ... here;
6832 refuse all incorrect modes.
6833 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
6835 2001-02-13 Richard Henderson <rth@redhat.com>
6837 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
6838 entire operator; replicate that and match_dup the operands.
6839 (cmp_ccx_arith_op_set): Likewise.
6840 (cmp_cc_arith_op_not_set): Likewise.
6841 (cmp_ccx_arith_op_not_set): Likewise.
6843 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
6845 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
6847 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
6849 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
6850 (TARGET_NO_BITFIELD_WORD): New macro.
6851 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
6852 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
6854 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6856 * cselib.c: New file, from simplify-rtx.c.
6857 * simplify-rtx.c: Remove cselib parts.
6858 * Makefile.in: Add cselib.o.
6860 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
6862 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
6863 (setup_incoming_varargs): Remove warning.
6865 * config/rs6000/rs6000.c (validate_condition_mode): When
6866 flag_fast_math, allow floating-point conditionals to be reversed.
6867 (rs6000_generate_compare): When flag_fast_math, don't generate
6868 cror operations for FP conditionals.
6870 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
6872 (ASM_SPEC): Likewise.
6873 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
6874 (CC1_SPEC): Likewise.
6875 (LINK_TARGET_SPEC): Likewise.
6876 (CPP_ENDIAN_SPEC): Likewise.
6877 * Makefile.in (check-consistency): New target.
6879 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
6881 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
6882 "return type defaults" warning for functions with return type
6884 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
6885 function declarations by default rather than only when pedantic.
6887 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
6889 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
6892 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
6894 * extend.texi (Deprecated): Deprecate new initializer lists.
6896 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
6898 * mkdeps.c (deps_add_default_target): Robustify. Add
6899 basename component only.
6900 * cpp.texi (-M): Describe how default target is generated.
6901 * invoke.texi (-M): Likewise.
6903 2001-02-12 Kazu Hirata <kazu@hxi.com>
6905 * toplev.c (push_float_handler): Remove.
6906 (pop_float_handler): Remove.
6907 * toplev.h: Remove prototypes for the above functions.
6909 2001-02-12 Jakub Jelinek <jakub@redhat.com>
6911 * c-common.c (constant_fits_type_p): New function.
6912 (convert_and_check): Use it.
6914 2001-02-11 Mark Mitchell <mark@codesourcery.com>
6916 * Makefile.in (GXX_ABI_FLAG): Don't define.
6917 * configure.in (--enable-new-gxx-abi): Remove option.
6918 * config.in: Regenerated.
6919 * configure: Likewise.
6921 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
6923 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
6925 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
6926 regular basic block, and arrange for all edges into it to switch
6929 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6931 * Makefile.in (distclean): Do not remove .gdbinit.
6933 2001-02-11 Mark Mitchell <mark@codesourcery.com>
6935 * Makefile.in (gcc.o): Fix typos.
6936 (protize.o): Likewise.
6937 (unprotoize.o): Likewise.
6939 2001-02-11 Richard Henderson <rth@redhat.com>
6941 * tree.c (build1): Check for null operand in last change.
6943 2001-02-11 Richard Henderson <rth@redhat.com>
6945 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
6946 (fold): Don't assume a constant isn't foldable.
6947 * tree.c (build): Set TREE_CONSTANT for an expression with no
6948 side-effects and constant operands.
6951 2001-02-10 Richard Henderson <rth@redhat.com>
6953 * jump.c (squeeze_notes): Revert 2000-05-12 change.
6955 2001-02-10 Anthony Green <green@redhat.com>
6957 * cpp.texi (Standard Predefined): Add documentation for
6960 * c-common.c (combine_strings): Improve warning message.
6962 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
6964 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
6966 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
6968 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
6970 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
6973 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
6975 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
6978 2001-02-09 Nick Clifton <nickc@redhat.com>
6980 * config/arm/arm.md: Change output contraint on post inc
6981 load/store multiple patterns to be a read/write contraint.
6983 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
6985 * gcc.c (cpp_options): Delete .d files on error. Don't delete
6986 .o files when using the -M options.
6988 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6989 David Edelsohn <edelsohn@gnu.org>
6991 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
6992 handle DImode constants. Use one TOC entry for SImode and smaller
6993 constants, aligned properly.
6995 2001-02-08 Jason Merrill <jason@redhat.com>
6997 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
6998 about the SP adjustment for saving the static chain pointer.
6999 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
7000 offset when setting a temporary CFA register.
7002 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
7004 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
7005 powerpc-*-chorusos* .
7006 * config/rs6000/chorus.h : New file.
7007 * config/i386/chorus.h : New file.
7008 * config/sparc/chorus.h : New file.
7009 * config/sparc/t-chorus-elf : New file.
7011 2001-02-08 David Edelsohn <edelsohn@gnu.org>
7013 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
7014 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
7015 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
7016 (__WCHAR_TYPE__): Correct macro name.
7018 2001-02-08 Richard Henderson <rth@redhat.com>
7020 * config/i386/i386.c (ix86_frame_pointer_required): New.
7021 (ix86_setup_frame_addresses): New.
7022 (struct machine_funciton): Add accesses_prev_frame.
7023 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
7024 ix86_frame_pointer_required.
7025 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
7026 (SETUP_FRAME_ADDRESSES): New.
7027 * config/i386/i386-protos.h: Update.
7028 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
7029 from FRAME_POINTER_REQUIRED.
7030 * config/i386/svr3gas.h: Likewise.
7031 * config/i386/sysv3.h: Likewise.
7032 * config/i386/v3gas.h: Likewise.
7034 2001-02-08 Richard Henderson <rth@redhat.com>
7036 * config/sparc/sparc.c (function_arg_record_value_3): Fix
7037 calculation of the number of integer registers required.
7038 (function_arg_record_value): Likewise.
7040 2001-02-08 Jason Merrill <jason@redhat.com>
7042 * diagnostic.c (internal_error): Say "confused" after 1 error, not
7043 two. Print file and line with "confused" message.
7045 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
7047 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7049 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
7051 2001-02-08 Bernd Schmidt <bernds@redhat.com>
7053 * final.c (cleanup_subreg_operands): The address of a MEM can
7056 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
7059 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
7061 * gcc.texi (Incompatibilities): Update documentation of
7062 preprocessing numbers.
7064 2001-02-07 Jakub Jelinek <jakub@redhat.com>
7066 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
7068 2001-02-07 Mark Mitchell <mark@codesourcery.com>
7070 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
7072 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
7073 * gcc.c (struct compiler): Add cpp_spec field.
7074 (input_file_compiler): New variable.
7075 (do_spec_1): Allow a particular compiler to handle `%C'
7077 (main): Store the current compiler in input_file_compiler.
7078 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
7080 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
7082 * cpphash.h (struct spec_nodes): Add n_true and n_false.
7083 * cppinit.c (cpp_create_reader): Initialize them.
7084 (append_include_chain): cxx_aware arg might be unused.
7085 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
7086 keywords and give them their phase 7 meaning. Pedwarn about
7087 this unless '__bool_true_false_are_defined' is defined.
7089 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
7091 * lcm.c (optimize_mode_switching): Emit mode_set before the
7092 JUMP_INSN of an abnormal edge.
7094 2001-02-07 Bernd Schmidt <bernds@redhat.com>
7096 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
7097 a scheduling barrier at the end.
7099 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
7101 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
7103 * config/sh/sh.md (reload_outsf): Removed.
7104 (movsf_ie): Introduce constraints for FPUL loads and stores.
7105 (reload_insf): Broaden the output constraint.
7107 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
7109 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
7110 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
7112 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
7114 * final.c: Revert my previous changes.
7115 * output.h: Make profile_label_no extern.
7116 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
7117 for generating label.
7119 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
7121 * config/i386/djgpp.h: Add comments about standard paths.
7122 (MD_EXEC_PREFIX): Undefine before defining.
7123 (MD_STARTFILE_PREFIX): New.
7125 2001-01-30 Bruce Korb <bkorb@gnu.org>
7127 fixinc/fixincl.c(process): Emit error message only if appropriate :)
7128 (load_file): do not rely on load_file_data() to close file pointer
7129 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
7130 fixinc/inclhack.def(irix_limits_const): add test_text
7132 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
7134 * cppexp.c (parse_defined): Improve diagnostics for invalid
7137 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
7139 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
7141 2001-02-06 Mark Mitchell <mark@codesourcery.com>
7143 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
7144 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
7145 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
7146 (rs6000_output_symbol_ref): New function.
7147 (output_toc): Use VTABLE_NAME_P.
7149 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7151 * print-tree.c (print_node, case PARM_DECL):
7152 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
7154 * stor-layout.c (reference_types_internal): New variable.
7155 (internal_reference_types): New function.
7156 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
7157 * tree.h (internal_reference_types): New declaration.
7159 * cse.c (find_best_addr): Fix typo in computing cost.
7161 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7163 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
7164 and this is the sum of a pointer and a constant, we know the result
7166 (num_sign_bit_copies, case PLUS): Likewise.
7167 * explow.c (convert_memory_address): Remove opposite SUBREG.
7168 * function.c (instantiate_new_reg): New function (from common code).
7169 (instantiate_virtual_regs_1): Call it.
7170 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
7171 if pointers sign- or zero-extend.
7172 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
7173 If pointers extend unsigned, use inside of SUBREG.
7174 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
7176 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
7178 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
7179 subdir of gcc_gxx_include_dir.
7180 (gcc_gxx_target_include_dir): Remove.
7182 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
7184 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
7185 (dwarf2out_frame_debug_expr): Revise introductory comments to add
7186 a high-level description.
7188 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
7190 * final.c: Move the declaration of profile_label_no to ...
7191 * output.h: ... here.
7192 * function.c (expand_function_start): Call PROFILE_HOOK.
7193 * config/rs6000/aix.h: Define PROFILE_HOOK.
7194 * config/rs6000/rs6000-protos.h: output_profile_hook new.
7195 * config/rs6000/rs6000.c (output_profile_hook): Define.
7196 (output_prolog): Do nothing for ABI_AIX as it is taken care by
7197 output_profile_hook.
7198 tm.texi : Explain new macro PROFILE_HOOK.
7200 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
7202 * extend.texi (Extended Asm): Do not say that semicolon is always
7203 a valid line-breaking character for GNU assemblers. Use
7204 newline-tab as the most commonly supported syntax. Use
7205 newline-tab rather than semicolon in multi-insn examples.
7207 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7209 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
7211 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7212 David Edelsohn <edelsohn@gnu.org>
7214 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
7215 code for AIX, even without flag_pic.
7217 2001-02-05 Jakub Jelinek <jakub@redhat.com>
7219 * c-typeck.c (common_type): push and pop binding level around
7220 calling common_type on function parameters.
7222 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
7224 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
7226 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7228 * config/mips/mips.c (override_options): Fix typo in last change.
7229 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
7230 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
7232 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
7234 * invoke.texi (-fdump-class-layout): Document.
7235 (-fdump-translation-unit): Use `=' as filename separator.
7237 2001-02-05 Mark Mitchell <mark@codesourcery.com>
7239 * Makefile.in (s-mlib): Don't build multilibs if
7241 (DRIVER_DEFINES): Adjust accordingly.
7243 (protoize.o): Likewise.
7244 (unprotoize.o): Likewise.
7245 * configure.in: Recognize --enable-multilib.
7247 2001-02-04 Mark Mitchell <mark@codesourcery.com>
7249 * Makefile.in (DRIVER_DEFINES): Fix quoting.
7251 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
7252 * configure.in: Remove --enable-libstdcxx_v3 support.
7253 * configure: Regenerated.
7255 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7257 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
7258 Call abort instead of fatal.
7259 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
7260 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
7261 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
7262 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
7263 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
7264 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
7266 * diagnostic.h (set_internal_error_function): Renamed.
7267 * toplev.h (internal_error): Renamed from fatal.
7268 (pfatal_with_name): Deleted.
7269 (fatal_io_error): Now has printf-style arguments.
7270 * diagnostic.c (pfatal_with_name): Deleted.
7271 (fatal_io_error): Rework to have args in printf-style.
7272 (set_internal_error_function): Renamed from set_fatal_function.
7273 (internal_error): Renamed from fatal.
7274 (error_recursion, fancy_abort): Call internal_error instead of fatal.
7275 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
7276 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
7277 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
7278 * flow.c (verify_flow_info): Likewise.
7279 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
7280 * config/mips/mips.c (save_restore_insns): Likewise.
7282 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
7283 * flow.c (verify_flow_info): Likewise.
7284 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
7285 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
7286 (avr_normalize_condition): Likewise.
7287 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
7288 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
7289 (limit_reload_class, double_reg_to_memory): Likewise.
7290 (print_operand_address, emit_1600_code_shift): Likewise.
7291 (gen_tst_reg, gen_compare_reg): Likewise.
7292 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
7293 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
7295 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
7297 * c-parse.in (methoddef): Call fatal_error instead of fatal.
7298 * objc/objc-act.c (build_ivar_chain): Likewise.
7299 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
7301 * graph.c (clean_graph_dump_file): Likewise.
7302 * profile.c (init_branch_prob): Likewise.
7303 * objc/objc-act.c (objc_init): Likewise.
7305 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
7306 * config/avr/avr.c (avr_override_options): Likewise.
7307 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
7308 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
7309 * config/h8300/h8300.c (h8300_init_once): Likewise.
7310 * config/mips/mips.c (override_options): Likewise.
7311 * config/i386/i386.c (override_options): Likewise, rework.
7312 * config/m68k/m68k.c (override_options): Likewise.
7314 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
7316 * config/mips/mips.c (print_operand): Likewise.
7317 * hash.c (hash_allocate): Don't check for failure returns from
7318 obstack functions that can't fail.
7319 (hash_table_init_n, hash_table_init): Likewise; also now return void.
7320 * hash.h (hash_table_init_n, hash_table_init): Now return void.
7321 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
7322 (get_object_reference): Likewise.
7324 2001-02-04 Nick Clifton <nickc@redhat.com>
7326 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
7327 StrongARM1110, 10TDMI, and 1020T.
7329 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7331 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
7333 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
7335 * config/sh/sh.md (movdf load split): Pass register number to
7336 FP_OR_XD_REGISTER_P.
7338 2001-02-04 Mark Mitchell <mark@codesourcery.com>
7340 * cppinit.c (BC): New macro.
7341 (builtin_array): Add __GXX_WEAK__.
7342 * cpplib.h (builtin_type): Add BT_WEAK.
7343 * cppmacro.c (builtin_macro): Handle BT_WEAK.
7344 * defaults.h (SUPPORTS_ONE_ONLY): Define.
7345 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
7347 2001-02-03 Jakub Jelinek <jakub@redhat.com>
7349 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
7351 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
7353 * cpphash.h: Rename _ALIGN POOL_ALIGN.
7354 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
7356 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
7358 * cpphash.h: Rename ALIGN _ALIGN.
7359 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
7361 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
7363 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
7364 compilation environment.
7365 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
7366 control over location of cygwin includes and libs.
7368 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
7370 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
7372 2001-02-02 lars brinkhoff <lars@nocrew.org>
7374 * md.texi (Standard Names): remove reference to spur.md.
7376 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
7378 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
7379 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
7380 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
7381 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
7382 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
7384 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7386 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
7387 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
7388 number before reload.
7389 (c4x_adjust_cost): Return zero before reload.
7390 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
7391 split before reload.
7393 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7395 * c4x.c (c4x_hard_regno_rename_ok): New.
7396 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
7397 * c4x.h (HARD_REGNO_RENAME_OK): Define.
7399 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7401 * diagnostic.h: Add missing "extern" in all declarations.
7403 2001-02-02 Alex Samuel <samuel@codesourcery.com>
7405 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
7406 as for gcc_gxx_include_dir.
7408 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7410 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
7412 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
7414 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
7415 label before alignment to be used as the braf base address.
7416 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
7418 (casesi_jump_2): Require at least TARGET_SH2.
7420 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
7421 truncation to 32-bit doubles on -m3e and -m4-single-only.
7423 2001-02-02 Mark Mitchell <mark@codesourcery.com>
7425 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
7426 the default when building a shared object.
7427 (init_spec): Use it.
7428 * testsuite/lib/g++.exp: Include the directory where libgcc
7429 is located to the LD_LIBRARY_PATH list.
7430 * invoke.texi (-shared-libgcc): Document the cases in which
7431 GCC defaults to using the shared libgcc.
7433 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
7435 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
7436 unsigned is wide enough.
7438 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
7439 (si_to_float): Likewise.
7440 (float_to_si, float_to_usi): Use BITS_PER_SI.
7442 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
7444 * dwarf2out.c: Added explanation of abbreviations.
7445 (def_cfa_1): Added comments listing DWARF2 instructions.
7446 (cfa_temp_reg): Removed in favor of cfa_temp.
7447 (cfa_temp_value): Removed in favor of cfa_temp.
7448 (cfa_temp): New global variable.
7449 (dwarf2out_frame_debug_expr): Added extensive introductory
7450 comments explaining the function's transformations. Revised to
7451 use cfa_temp. Added some rtx checking. Generalize IOR case.
7452 (dwarf2out_frame_debug): Revised to use cfa_temp.
7453 (output_aranges): Cast as "unsigned" to avoid warning.
7454 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
7455 explain which instructions must be marked.
7457 2001-02-01 Richard Henderson <rth@redhat.com>
7459 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
7462 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
7464 * config/sh/crt1.asm (main_k): Modified so that start calls
7465 ___setup_argv_and_call_main.
7467 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
7469 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
7470 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
7471 and AVOID_LPASTE is cleared on meeting an unescaped newline.
7472 * cppmacro.c (builtin_macro): Set builtin flags here.
7473 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
7474 (replace_args): Clarify intent.
7475 (cpp_get_token): Macro expansion tokens get the saved flags.
7477 * cppmain.c (scan_buffer): Remove now-redundant print.printed
7480 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
7482 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
7485 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7487 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
7488 returns Pmode pseudo, but we need ptr_mode.
7489 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
7490 Remove bogus conversions; use HOST_WIDE_INT for size.
7491 Don't use TARGET if wrong mode.
7493 * config/i386/i386.c (ix86_compute_frame_size): Allow
7494 stack_alignment_needed to be non-default even if size is zero.
7496 2001-01-31 Alan Modra <alan@linuxcare.com.au>
7498 * pa.c (hppa_init_pic_save): New function.
7499 * pa.h (hppa_init_pic_save): Declare.
7500 * pa.md (call, call_value, sibcall, sibcall_value): Use
7501 the above instead of duplicated code.
7503 * pa.c (hppa_encode_label): Correct size of alloca buffer
7504 so we don't overrun it. Correct leading `*' case.
7505 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
7506 need to handle `*@'.
7507 (FUNCTION_NAME_P): Likewise.
7509 2001-01-31 Richard Henderson <rth@redhat.com>
7511 * config.gcc (alpha-osf5): Use float-i128.h.
7513 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
7514 * config/float-i32.h: Likewise.
7515 * config/float-i64.h: Likewise.
7516 * config/float-sh.h: Likewise.
7517 * config/float-sparc.h: Likewise.
7519 2001-01-31 DJ Delorie <dj@redhat.com>
7521 * expmed.c (extract_bit_field): allow non-integral modes if we
7522 want to extract a whole register from itself.
7524 2001-01-31 Jakub Jelinek <jakub@redhat.com>
7526 * c-typeck.c (set_init_index): If first is equal to last, assume as
7527 if it was not a range at all.
7529 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
7531 * config/fp-bit.c: Include tm.h.
7532 (float_to_si): Don't assume SImode is 32-bits wide.
7533 (float_to_usi): Likewise.
7535 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7537 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
7539 (typename): Call pending_xref_error after parsing typed_typespecs.
7540 * c-decl.c (lookup_tag): Give error immediately rather than
7541 leaving it pending if the tag of the wrong type is in the same
7543 (xref_tag): Don't pedwarn for forward declarations of enum types
7545 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
7548 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
7550 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
7552 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
7554 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
7555 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
7557 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
7559 * cpphash.h (struct cpp_reader): New saved_flags.
7560 * cppmacro.c (cpp_get_token): Use saved_flags to remember
7561 to avoid a paste after a pasted token.
7563 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
7565 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
7566 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
7567 Wtype_MIN instead of LONG_MIN.
7569 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
7571 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
7573 * fixinc/fixincl.x: Regenerated.
7574 * fixinc/inclhack.def (irix_limits_const): New definition to
7575 convert "const" to "__const" in limits.h.
7577 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
7579 * fixinc/genfixes (AG): Fix "autogen4" thinko.
7581 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7583 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
7584 when register dies in the insn.
7586 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
7588 * diagnostic.c (fatal): Fix word wrap.
7590 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
7592 * combine.c (try_combine): Fix SUBREG setting for
7593 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
7595 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7597 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
7600 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
7602 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
7604 * toplev.c (decode_W_option): Update warn_larger_than
7605 unconditionally for each processed switch.
7607 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
7609 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
7611 (hppa_expand_prologue): Delete code to save pic offset table register
7612 in the function prologue.
7613 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
7614 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
7615 table register at the beginning of the function after the prologue.
7617 2001-01-29 lars brinkhoff <lars@nocrew.org>
7619 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
7621 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
7622 Jeff Law <law@redhat.com>
7624 * pa.md (return): Revise comment for trivial return.
7625 (return_internal): Non-trivial return pattern for non-PIC code.
7626 (return_internal_pic): Non-trivial return pattern for PIC code.
7627 It uses the PIC register to ensure it is restored after
7629 (epilogue): Generate appropriate return for PIC and non-PIC code.
7631 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
7633 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
7635 2001-01-29 DJ Delorie <dj@redhat.com>
7637 * combine.c (if_then_else_cond): Pass the correct mode to
7638 operand_subword() for constants.
7640 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
7642 * config/i386/cygwin.h: Add w32api to include search. Search different
7643 directories in a cross-build environment.
7645 2001-11-29 Tim Josling <tej@melbpc.org.au>
7647 * tree.h (TYPE_STUB_DECL): Add documentation.
7649 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
7651 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
7652 (sdbout_field_types): Likwise. Fix use of host_integerp.
7654 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
7656 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
7659 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
7661 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
7662 to use flag_gnu_linker.
7664 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7666 * cpplib.c (T_BAD_DIRECTIVE): Remove.
7667 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
7669 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
7671 * tree.c, tree.h (build_parse_node): Remove; was identical to
7673 * c-lang.c (start_cdtor), objc/objc-act.c
7674 (build_module_descriptor): Use build_nt instead of
7677 2001-01-29 Jakub Jelinek <jakub@redhat.com>
7679 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
7680 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
7681 not have any upper bits set.
7683 2001-01-29 Phil Edwards <pme@sources.redhat.com>
7685 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
7687 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7689 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
7691 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
7693 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
7694 (integer_minus_one_node): Define.
7696 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
7698 * Makefile.in (bootstrap2-lean): Fix typo.
7700 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
7702 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
7703 : Don't set fe_value.
7704 * cpplib.h (AVOID_LPASTE): New flag.
7705 (struct cpp_hashnode): Remove fe_value.
7706 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
7707 * cppmacro.c (builtin_macro): Don't set flags here.
7708 (replace_args): Set AVOID_LPASTE flag on first token of an
7709 argument, and the token following it.
7710 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
7711 macro expansion, and on the token following it. Do it for
7713 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
7715 2001-01-27 Richard Henderson <rth@redhat.com>
7717 * config/alpha/t-ieee: Remove multilibbing.
7718 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7720 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7722 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
7724 * Makefile.in: Remove all dependencies on defaults.h.
7725 * builtins.c: Don't include defaults.h.
7726 * c-common.c: Likewise.
7727 * c-decl.c: Likewise.
7728 * c-pragma.c: Likewise.
7729 * c-typeck.c: Likewise.
7730 * combine.c: Likewise.
7732 * frame-ia64.c: Likewise.
7733 * cppexp.c: Likewise.
7734 * crtstuff.c: Likewise.
7735 * dbxout.c: Likewise.
7736 * dwarf2out.c: Likewise.
7737 * dwarfout.c: Likewise.
7738 * emit-rtl.c: Likewise.
7739 * except.c: Likewise.
7741 * final.c: Likewise.
7742 * frame-dwarf2.c: Likewise.
7743 * libgcc2.c: Likewise.
7744 * optabs.c: Likewise.
7745 * profile.c: Likewise.
7746 * sdbout.c: Likewise.
7747 * toplev.c: Likewise.
7748 * tradcif.y: Likewise.
7750 * varasm.c: Likewise.
7752 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7754 * builtins.c (expand_builtin_fputs): Use size_one_node when
7755 transforming into fwrite.
7757 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
7759 * extend.texi (Attribute Syntax): New section.
7761 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
7763 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
7764 they didn't need fixing.
7766 2001-01-27 Janis Johnson <janis@us.ibm.com>
7768 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
7770 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
7771 to remove macro definitions that are duplicated from elfos.h.
7773 2001-01-27 Richard Henderson <rth@redhat.com>
7775 * config/i386/sco5gas.h: Move ...
7776 * config/usegas.h: ... here.
7777 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
7779 2001-01-27 Jakub Jelinek <jakub@redhat.com>
7781 * c-typeck.c (struct constructor_stack): Add range_stack member.
7782 (really_start_incremental_init): Clear it.
7783 (push_init_level): Save constructor_range_stack and clear it if
7784 pushing explicit braces.
7785 (pop_init_level): abort if constructor_range_stack is non-zero at
7786 explicit closing brace. Restore saved constructor_range_stack if
7789 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
7791 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
7792 into register was forced into memory.
7794 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
7796 * Makefile.in: Remove uses of + before $(MAKE).
7798 2001-01-26 Richard Henderson <rth@redhat.com>
7800 * stmt.c (cost_table): Remove.
7801 (COST_TABLE, cost_table_initialized): New.
7802 (estimate_case_costs): Use the later instead of the former.
7803 (balance_case_nodes): Likewise.
7805 2001-01-26 Richard Henderson <rth@redhat.com>
7807 * alias.c (objects_must_conflict_p): Read-only slots may not
7808 conflict despite having the same type.
7810 2001-01-27 Michael Hayes <mhayes@redhat.com>
7812 * loop.c (loop_giv_reduce_benefit): Copy mode size into
7814 (check_ext_dependant_givs): Initialise u_start_val and
7816 (load_mems): Make last_max_reg unsigned.
7817 (try_swap_copy_prop): Use INSN_P and initialise set.
7819 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
7821 * README.AVR : Removed.
7823 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
7825 * pa-64.h (text_section): Remove declaration.
7827 * pa.md (return_internal): Remove mode on PIC register use.
7829 2001-01-25 lars brinkhoff <lars@nocrew.org>
7831 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
7832 ASM_CLOSE_PAREN): fix typos.
7834 2001-01-25 Mark Mitchell <mark@codesourcery.com>
7836 * acconfig.h: Define `const' to the empty string if neither
7837 __STDC__ nor __cplusplus is defined.
7838 * config.in: Regenerated.
7840 2001-01-25 David Edelsohn <edelsohn@gnu.org>
7842 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
7843 * collect2.c (main): Delete importf. Add ".obj" file extension.
7844 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
7845 (aix_std_libs): Add additional AIX libraries to skip.
7846 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
7847 * config/rs6000/aix51.h: New file.
7849 2001-01-25 Michael Hayes <mhayes@redhat.com>
7851 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
7852 (loop_insn_emit_before): No longer static.
7853 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
7854 (loop_givs_rescan, load_mems): Likewise.
7855 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
7856 (maybe_eliminate_biv_1):
7857 (move_movables): Replace emit_call_insn_before with
7858 loop_call_insn_hoist.
7859 * loop.h (loop_insn_emit_before): Add.
7860 * unroll.c (copy_loop_body): Replace emit_insn_before with
7861 loop_insn_emit_before.
7863 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
7865 * diagnostic.c (fatal): Request preprocessed source.
7867 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
7869 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
7870 olddecl has argument types and newdecl has none, use the argument
7873 2001-01-24 Ulrich Drepper <drepper@redhat.com>
7875 * dwarf2out.c (prefix_of): New function. Determine longest common
7876 prefix of the two arguments. The units are whole path components.
7877 (output_file_names): When adding a new directory find the one entry
7878 with the longest common prefix already in the list. Artificially
7879 generate entry if there is none for this prefix.
7880 Fix test to check whether the zeroth directory entry is used.
7882 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
7884 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
7885 Changed all callers. Take it into account when deciding if a
7886 previously loaded value matches.
7888 2001-01-24 Richard Henderson <rth@redhat.com>
7890 * reload.c (find_reloads_subreg_address): Fail the substitution
7891 if the resulting address is insufficiently aligned.
7893 2001-01-24 DJ Delorie <dj@redhat.com>
7895 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
7896 check the original operand's mode also.
7897 * simplify-rtx.c (simplify_ternary_operation): Ditto.
7899 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
7901 * c-parse.in (cast_expr): Move compound literals from here ...
7902 (primary): ... to here. Use standard terminology "compound
7903 literal" instead of "constructor expression".
7905 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
7907 * gcc.1, cpp.1: Regenerate.
7909 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
7911 * calls.c (emit_library_call_value_1): Memory slot for
7912 pass-by-reference argument should have the mode of the argument,
7913 not of the pointer to it.
7915 2001-01-24 Tom Tromey <tromey@redhat.com>
7917 * gcc.texi (G++ and GCC): Mention gcj manual.
7918 (Standards): Link to section of manual mentioning gcj/Java
7921 2001-01-24 Jakub Jelinek <jakub@redhat.com>
7923 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
7924 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
7925 * tradcpp.c (main): Add -imacros or -include'd dependencies
7927 * cpp.texi (-M, -MM): Document -M -include behaviour.
7929 2001-01-24 Roger Collins <roger@ProProject.com>
7931 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
7933 2001-01-24 Will Cohen <wcohen@redhat.com>
7935 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
7936 whether registers are 32 bits or 64 bits in size.
7938 2001-01-24 Ben Elliston <bje@redhat.com>
7940 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
7942 2001-01-24 Richard Henderson <rth@redhat.com>
7944 * config/alpha/alpha.md (builtin_longjmp_internal): New.
7945 (builtin_longjmp): Use it instead of emit_indirect_jump.
7947 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
7949 * bb-reorder.c (make_reorder_chain_1): Handle case where
7950 jump edge goes to the same block as the fallthru edge.
7952 2001-01-23 Jim Wilson <wilson@redhat.com>
7954 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
7955 * frame.h (__ia64_personality_v1): Add prototype.
7956 * libgcc2.c (ia64_throw_helper): Change personality declaration to
7957 prototype form. Add void * cast to first argument to personality
7959 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
7960 (asctoe113): Likewise.
7961 * config/ia64/frame-ia64.c: Include eh-common.h.
7962 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
7964 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
7966 (itanium_split_issue): Add prototype.
7967 (gen_nop_type): Ifdef out.
7968 (find_best_packet): Initialize best_packet.
7969 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
7971 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
7972 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
7973 (flushrs): Add explicit stop bit at end.
7974 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
7977 2001-01-23 Chris Demetriou <cgd@broadcom.com>
7979 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
7981 * libgcc2.c (__terminate_func): Make variable static.
7982 (__terminate_set_func): New function to set __terminate_func.
7983 * libgcc2.h (__terminate_func_ptr): New typedef.
7984 (__terminate_set_func): New function.
7986 2001-01-23 Richard Henderson <rth@redhat.com>
7988 * flow.c (init_propagate_block_info): Don't consider unchanging
7989 memories for dead frame store elimination.
7991 2001-01-23 Richard Henderson <rth@redhat.com>
7993 * varasm.c (UNIQUE_SECTION): Move default implementation ...
7994 * defaults.h: ... here.
7996 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7998 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
8000 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
8002 * c-lex.c (lex_charconst): Fix typo: s/p/str.
8004 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8006 * rs6000.h (rs6000_return_addr): Move prototype from here...
8007 * rs6000-protos.h (rs6000_return_addr): ...to here.
8008 (rs6000_init_expanders): Delete prototype.
8010 2001-01-23 Nick Clifton <nickc@redhat.com>
8012 * invoke.texi: Replace , with \, inside @gccoptlist macros.
8013 (Spec Files): Document %B and %j and %. and %v3 and %M and
8014 %{S*&T} spec switches.
8016 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8018 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
8020 2001-01-23 Chris Demetriou <cgd@sibyte.com>
8021 Neil Booth <neil@daikokuya.demon.co.uk>
8023 * cpperror.c: Merge handlers of PEDWARN and WARNING.
8024 Have -Werror make pedantic warnings errors, like the
8027 2001-01-23 Phil Edwards <pme@sources.redhat.com>
8029 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
8031 2001-01-23 Jakub Jelinek <jakub@redhat.com>
8033 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
8034 * integrate.c (expand_inline_function): Initialize them.
8035 (subst_constants): If changing COMPARE so that both its arguments
8036 will be VOIDmode and the comparison mode will be lost, note
8037 compare_mode. Use the recorded compare_mode to optimize
8040 2001-01-23 Jason Merrill <jason@redhat.com>
8042 * dwarf2out.c (new_die): Use xcalloc.
8043 (output_die): Abort rather than emit a local reference to offset 0.
8045 2001-01-17 Andrew Haley <aph@redhat.com>
8047 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
8048 of a saved register; return NULL instead.
8049 (copy_reg): Take a pointer to a source register rather than a
8051 (next_stack_level): Remember the address in the stack frame of all
8053 Use the saved register pointer array as the source of the CFA.
8054 (throw_helper): Rewrite. Unwind once rather than twice and keep
8055 track of saved registers as we go.
8057 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8059 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
8060 * c4x.c (c4x_legitimize_reload_address): Remove.
8061 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
8062 reload address for ldp(k) insn.
8064 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
8066 * pa.md (return_internal): Add a USE of the PIC register to ensure
8067 it is restored after each call.
8068 (return expander): Corresponding changes.
8070 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8072 * rs6000.h (INIT_EXPANDERS): Delete.
8073 (RETURN_ADDR_RTX): Call rs6000_return_addr().
8074 * rs6000.c (rs6000_override_options): Call *_machine_status from
8076 (rs6000_init_expanders): ...instead of here. Delete.
8077 (rs6000_mark_machine_status): New function.
8078 (rs6000_init_machine_status): Use xcalloc.
8079 (rs6000_return_addr): Generate RTX for the return address.
8080 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
8081 (rs6000_stack_info): Use it.
8083 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
8085 * gthr-win32.h: Include errno.h to get a declaration for
8086 EINVAL and _mingw.h if the target is mingw32.
8088 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
8090 * cpp.texi: Correct typos.
8092 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8094 * explow.c (probe_stack_range): Ensure value passed to
8095 stack_check_libfunc is ptr_mode, not Pmode.
8097 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
8099 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
8100 case, don't use operand_subword to calculate a SUBREG that is
8103 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
8105 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8107 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
8108 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
8109 valid. If not replace it by equivalent insns.
8111 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8113 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
8114 contains SYMBOL_REF, LABEL_REF and CONST_INT.
8115 (c4x_U_constraint, symbolic_address_operand): Likewise.
8116 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
8118 (c4x_r11_set_p, c4x_check_laj_p): New functions.
8119 * c4x-protos.h (c4x_check_laj_p): Add prototype.
8120 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
8121 anulling slot because of silicon bug.
8122 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
8124 2001-01-22 Alan Modra <alan@linuxcare.com.au>
8126 * cppexp.c (parse_charconst): Change `mask' type to agree
8129 2001-01-21 Richard Henderson <rth@redhat.com>
8131 * config/i386/i386.c (ix86_asm_file_end): Disable putting
8132 pic_label_name in a linkonce section.
8134 2001-01-17 Philipp Thomas <pthomas@suse.de>
8136 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
8138 * configure: Regenerate.
8140 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
8142 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
8143 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
8145 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
8147 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
8148 If REVERSE nonzero then condition code in X must be reversed.
8149 (encode_section_info): Optimise if/else.
8150 (avr_function_value): Fix formatting.
8152 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
8153 (difficult_branch): Likewise.
8154 (rvbranch): Likewise.
8155 (difficult_rvbranch): Likewise.
8157 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
8159 * config/avr/libgcc.S: Fix comment.
8161 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8163 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
8165 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8167 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
8169 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8171 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
8172 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
8173 * configure, config.in: Regenerate.
8174 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
8175 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
8176 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
8177 (doprint.o): New rule.
8179 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
8181 * c-typeck.c (digest_init): Handle boolean types as scalars.
8183 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8185 * stmt.c (expand_return): Don't return anything if size is zero.
8186 Delete redundant assignment to BYTES.
8187 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
8189 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
8191 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
8192 the same as the default library function names.
8193 * config/avr/avr.md: Document special characters after '%'.
8194 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
8195 knowing which of the call-used registers are really clobbered.
8196 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
8197 New. Both quotient and remainder from one libgcc.S call.
8198 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
8199 clobber as few registers as possible.
8200 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
8202 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
8204 * cppmacro.c (funlike_invocation_p): Don't move back up to the
8205 context of the top of the stack.
8207 2001-01-20 Jakub Jelinek <jakub@redhat.com>
8209 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
8210 (fixup_var_refs_insns): ...here.
8212 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
8214 * function.c (fixup_var_refs_insns): Break up into
8215 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
8216 [loop over entire insn list], and fixup_var_refs_insns_with_hash
8217 [loop over hash table entries].
8218 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
8219 fixup_var_refs_insns_with_hash, to match above changes.
8221 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
8223 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
8224 (libgcc.a): Likewise.
8225 (stmp-multilib): Likewise.
8226 (STAGE2_FLAGS_TO_PASS): Likewise.
8228 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
8230 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
8231 temporary if no_new_pseudos.
8233 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
8235 * cppinternals.texi: Update.
8237 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
8239 * arm.c (arm_init_builtins): Re-enable builtins.
8241 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8243 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
8244 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
8245 element to be null, and always expect an EXPR_LIST.
8246 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
8247 * sched-deps.c (sched_analyze_1): Likewise.
8248 * sched-rgn.c (check_live_1, update_live_1): Likewise.
8250 * regclass.c (max_set_parallel): New variable.
8251 (reg_scan): Take it into account in computation of max_parallel.
8252 (reg_scan_mark_refs, case SET): Compute it.
8254 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
8256 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
8257 * function.c (assign_parms): Use INTVAL for a CONST_INT.
8259 2001-01-19 Jason Merrill <jason@redhat.com>
8261 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
8262 for the abstract instance of an inline function.
8264 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
8265 J"orn Rennecke <amylaar@redhat.com>
8267 * reload1.c (move2add_note_store): Treat all registers directly or
8268 indirectly derived from a base register as members of the same set
8270 (reload_cse_move2add): Adjust accordingly. Take mode and offset
8271 of base register into account.
8273 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
8275 * alias.c (find_base_value): Recognize TRUNCATE.
8276 (record_set): In PLUS case, invalidate if other summand is also a
8279 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8281 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
8282 entry to be EXPR_LIST.
8283 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
8284 be an EXPR_LIST (but not null, which other code doesn't allow).
8285 (note_stores): Properly handle PARALLEL in SET.
8286 Recursively call for top-level PARALLEL.
8287 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
8288 * sched-rgn.c (check_live_1, update_live_1): Likewise.
8290 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
8292 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
8294 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
8295 not pfile->skipping (== 0).
8297 2001-01-17 Nick Clifton <nickc@redhat.com>
8299 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
8302 2001-01-17 Jim Wilson <wilson@redhat.com>
8304 * invoke.texi (IA-64 options): Improve.
8306 2001-01-17 Tom Tromey <tromey@redhat.com>
8308 * invoke.texi (Optimize Options): Use `{}' to around @samp
8311 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
8313 * invoke.texi (-fno-guess-branch-probability): New option.
8315 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8317 * combine.c (try_combine): Don't set i3_subst_into_i2 for
8318 case of making new double-word constant.
8319 Revert last change: instead just test i3_subst_into_i2.
8321 2001-01-17 Jakub Jelinek <jakub@redhat.com>
8323 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
8324 Use q constraints instead of r.
8326 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
8328 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
8329 (machine_function): Define.
8330 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
8331 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
8332 pa_free_machine_status): New functions.
8333 (override_options): Set {init,mark,free}_machine_status to above.
8334 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
8335 PIC_OFFSET_TABLE_REGNUM_SAVED.
8336 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
8337 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
8338 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
8339 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
8340 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
8342 2001-01-15 DJ Delorie <dj@redhat.com>
8344 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
8348 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8350 * flow.c (propagate_on_insn): Make trying to delete a prologue
8351 or epilogue insn an ICE, not a warning. Allow doing this if
8352 the current function returns with stack pointer depressed.
8354 * combine.c (try_combine): If i3_subst_into_i2, properly check for
8355 I3 having more than one SET.
8357 2001-01-16 Jim Wilson <wilson@redhat.com>
8359 * invoke.texi: Document IA-64 options.
8361 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
8362 (fixup_errata): Delete TARGET_A_STEP use.
8363 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
8364 (TARGET_SWITCHES): Delete -ma-step option.
8365 * config/ia64/ia64.md (all FP patterns): Delete %B0.
8366 (movqicc_astep, movqi_internal_astep, movhicc_astep,
8367 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
8368 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
8369 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
8370 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
8372 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
8373 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
8374 cmovsi_internal): Delete ! TARGET_A_STEP check.
8376 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8378 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
8379 possibility to report bugs via postal mail. Change a URL and
8380 merge in a nearly duplicate statement...
8381 (Bug Reporting): ...from here.
8382 (Service): Refer to the Bug Reporting section instead of
8384 (Contributing): Remove trivial explanations concerning snapshots.
8386 2001-01-16 Alan Modra <alan@linuxcare.com.au>
8388 * cppmain.c (general_init): Don't use ANSI prototype.
8390 2001-01-16 Tom Tromey <tromey@redhat.com>
8392 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
8394 2001-01-16 Richard Henderson <rth@redhat.com>
8396 * config/i386/i386.h: Fix comment typo.
8397 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
8398 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
8400 2001-01-16 Phil Edwards <pme@sources.redhat.com>
8402 * gcc.c: Revert previous -fsyntax-only-related change; move
8405 2001-01-16 Jakub Jelinek <jakub@redhat.com>
8407 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
8408 inmode after checking GET_CODE (op).
8410 2001-01-16 Richard Henderson <rth@redhat.com>
8412 * flow.c (struct propagate_block_info): Add mem_set_list_len.
8413 (MAX_MEM_SET_LIST_LEN): New.
8414 (propagate_one_insn): Update mem_set_list_len.
8415 (invalidate_mems_from_autoinc): Likewise.
8416 (invalidate_mems_from_set): Likewise.
8417 (mark_used_regs): Likewise.
8418 (init_propagate_block_info): Likewise. Stop collecting memories
8419 when we reach MAX_MEM_SET_LIST_LEN.
8420 (mark_set_1): Likewise.
8422 2001-01-16 Richard Henderson <rth@redhat.com>
8424 * unroll.c (precondition_loop_p): Fail if no iteration
8427 2001-01-16 Phil Edwards <pme@sources.redhat.com>
8429 * gcc.c: When -fsyntax-only is given, do not complain about
8432 2001-01-15 Richard Henderson <rth@redhat.com>
8434 * config/i386/i386.c (asm_output_function_prefix): Remove.
8435 (ix86_asm_file_end): New.
8436 (load_pic_register): Generate pic_label_name into a
8437 staticly allocated buffer.
8438 * config/i386/i386-protos.h: Update.
8439 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
8440 (ASM_FILE_END): New.
8441 * config/i386/i386afe.h: New file.
8442 * config.gcc (i?86-*-elf) [tm_file]: Use it.
8443 (i?86-*-{freebsd,linux*,moss*}): Likewise.
8444 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
8445 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
8446 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
8447 * config/i386/sco5.h (ASM_FILE_END): Likewise.
8448 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
8450 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8452 * Makefile.in (install-man): Remove explicit dependency on
8455 * configure.in, configure: Revert previous patch requiring perl
8458 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
8460 * toplev.c (flag_guess_branch_prob): New.
8461 (f_options): Add guess-branch-probability option.
8462 (rest_of_decl_compilation): Only estimate branch probability if
8464 (main): set flag_guess_branch_prob.
8466 * flags.h (flag_guess_branch_prob): New.
8468 2001-01-15 DJ Delorie <dj@redhat.com>
8470 * gcc.texi (Makefile): Add documentation for Makefile targets.
8472 2001-01-15 Philip Blundell <philb@gnu.org>
8474 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
8476 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
8477 (is_pic): Delete declaration.
8478 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
8479 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
8480 * config/arm/arm.md (builtin_setjmp_receiver): New.
8482 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
8484 * arm.c (use_return_insn): Don't try to determine the function type
8485 until after reload has completed.
8486 (arm_output_epilogue): Don't adjust the sp value recovered from the
8488 (emit_multi_reg_push): Don't record dwarf information for the pc.
8489 * arm.md (eh_epilogue): The function type may have changed, so it
8490 needs to be recalculated.
8491 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
8492 unwind tables on arm/netbsd.
8494 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
8496 * arm.md (cbranchsi4): Correct calculation of branch ranges.
8497 (negated_cbranchsi4): Likewise.
8499 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
8501 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
8502 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
8503 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
8504 pass -mapcs-* options to assembler.
8505 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
8506 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
8507 (ASM_SPEC): Call subtarget_extra_asm_spec.
8509 2001-01-15 Andreas Jaeger <aj@suse.de>
8511 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
8513 (ix86_expand_builtin): Likewise.
8515 * gencodes.c (output_predicate_decls): Make i size_t to avoid
8516 warning about comparison between signed and unsigned.
8518 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
8520 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
8522 2001-01-14 Ralf Baechle <ralf@gnu.org>
8524 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
8525 SUBTARGET_CPP_SPEC apropriatly.
8527 2001-01-12 Mark Mitchell <mark@codesourcery.com>
8529 * varasm.c (make_decl_rtl): Fix typo in last change.
8531 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
8533 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
8534 linker supports the init_priority C++ attribute.
8535 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
8536 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
8537 linker does not support init_priority C++ attribute.
8539 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
8541 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
8543 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
8545 * c-parse.in (finish_parse): Add comment about cpp_destroy.
8546 * cp/lex.c (finish_parse): Similarly.
8547 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
8548 Return the number of errors encountered.
8549 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
8550 * cppmain.c (main): Don't call cpp_destroy.
8552 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
8554 * configure.in: Require at least perl 5.6.0 to regenerate
8556 * configure: Regenerate.
8558 2001-01-14 Richard Henderson <rth@redhat.com>
8560 * genrecog.c (DT_veclen_ge): New.
8561 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
8562 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
8563 (nodes_identical_1): Handle DT_veclen_ge.
8564 (write_cond, debug_decision_2): Likewise.
8566 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
8568 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
8570 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
8572 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
8574 * cppmain.c (do_preprocessing): New function; most of the old
8576 (main): Call it to do most of the work.
8577 (cb): Move from global scope to set_callbacks ().
8578 (setup_callbacks): Get the callback pointer.
8579 (general_init, printer_init): Clean up code and comments.
8581 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
8583 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
8586 2001-01-14 Kazu Hirata <kazu@hxi.com>
8588 * config/h8300/h8300.c (get_shift_alg): Update comments.
8590 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8592 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
8593 (alloc_page, ggc_alloc): Add casts to remove warnings.
8595 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
8597 * combine.c (simplify_comparison): Don't change `code' when
8598 can't reverse comparison.
8600 2001-01-14 Richard Henderson <rth@redhat.com>
8602 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
8603 update all call sites. Return true for all non-label constants.
8605 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
8607 * i386.c (ix86_expand_compare): Add bypass_test and second_test
8609 (ix86_expand_branch): Update.
8610 (ix86_expand_setcc): Update to handle multiple test conditions.
8611 (expand_int_movcc): Likewise.
8612 (expand_fp_movcc): Likewise.
8613 * i386-protos.h (ix86_expand_compare): New.
8614 * i386.md (andqi_?_slp, orqi_?_slp): New.
8615 (conditional trap expander): Update call to ix86_expand_compare.
8617 2001-01-14 Richard Henderson <rth@redhat.com>
8619 * config/vax/vax.md: Use nonimmediate_operand instead of
8620 general_operand in destinations.
8622 * config/vax/vax.md (indirect_jump): Use register_operand.
8624 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
8625 * config/vax/vax.md (call_pop): Turn into an expander.
8626 (call_value_pop): Likewise.
8627 (call, call_value): New.
8629 2001-01-14 Andreas Jaeger <aj@suse.de>
8631 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
8633 (ix86_fp_compare_mode): Add unused attribute.
8634 (ix86_expand_fp_movcc): Remove unused variable.
8635 (ix86_expand_builtin): Make fcode unsigned.
8637 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
8638 (expand_expr): Add cast to avoid signed warning.
8639 (store_field): Likewise.
8640 (store_constructor_field): Likewise.
8641 (store_constructor): Likewise.
8642 (store_expr): Likewise.
8643 (clear_storage): Likewise.
8644 (emit_group_store): Likewise.
8645 (emit_group_load): Likewise.
8647 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
8649 * c-common.c: Move format checking code to ...
8650 * c-format.c: ... here. New file. Reorder some functions and
8652 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
8654 * c-common.h (decl_handle_format_attribute,
8655 decl_handle_format_arg_attribute): Declare.
8656 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
8657 (c-common.o): Adjust dependencies.
8658 (c-format.o): New list of dependencies.
8660 2001-01-13 Jakub Jelinek <jakub@redhat.com>
8662 * unroll.c (loop_iterations): If we cannot prove iteration variable
8663 is set once in each iteration, punt.
8665 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
8667 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
8668 (*strlenhi): Remove clobber (which was buggy) of output address.
8670 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
8672 * Makefile.in (generated-manpages): Add gcc.1
8673 ($(srcdir)/gcc.1): New target.
8674 (maintainer-clean): Delete $(srcdir)/gcc.1.
8675 * gcc.texi: Add macros @gccoptlist and @gol.
8676 * invoke.texi: Include option summary in manpage. Mark up option
8677 summary with @gccoptlist and @gol. Use @r in one place where
8679 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
8680 * gcc.1: Generate from invoke.texi.
8682 2001-01-13 Richard Henderson <rth@redhat.com>
8684 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
8685 (struct page_entry): Add group member.
8686 (struct page_group): New.
8687 (struct globals): Add page_groups member.
8688 (alloc_anon): Only define for using mmap; remove valloc call.
8689 (page_group_index): New.
8690 (set_page_group_in_use): New.
8691 (clear_page_group_in_use): New.
8692 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
8693 (free_page, release_pages): Likewise.
8694 * configure.in (with-gc): Default to ggc-page always.
8696 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
8698 * reload1.c (replace_pseudos_in_call_usage): Use
8699 reg_equiv_constant and reg_equiv_address, and don't try
8700 regno_reg_rtx first.
8702 2001-01-13 Richard Henderson <rth@redhat.com>
8704 * ggc-page.c (alloc_page): Round up allocation size to one page.
8705 Set e->order on extra pages.
8707 2001-01-13 Richard Henderson <rth@redhat.com>
8709 * genrecog.c (nodes_identical): Expand commentary.
8710 (write_switch): Watch out for identical nodes.
8712 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8714 * cppfiles.c (_cpp_fake_include): New function.
8715 * cpphash.h (_cpp_fake_include): New.
8716 * cpplib.c (do_line): Call _cpp_fake_include when entering
8717 header files in preprocessed input.
8718 * cppmain.c (cb_pragma_implementation): Remove handling.
8719 (setup_callbacks): Don't register pragmas.
8721 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8723 * extend.texi: Udate for CPP.
8725 2001-01-13 Andreas Jaeger <aj@suse.de>
8727 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
8729 * regmove.c: Add prototype for replace_in_call_usage.
8731 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8733 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
8734 struct cpp_chunk, struct htab, struct toklist,
8735 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
8736 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
8737 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
8738 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
8739 (struct macro_args): Delete.
8740 * cpphash.h: See above.
8742 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8744 * cppmain.c (struct printer): Remove no_line_dirs.
8746 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
8747 : Use options rather than CPP_OPTION.
8748 (setup_callbacks): Use cb rather than pfile->cb.
8749 (main): No need to check for a buffer. Use cpp_errors.
8750 (printer_init): Don't set no_line_dirs.
8751 (maybe_print_line): Use options not no_line_dirs.
8752 (cb_file_change): Don't call print_line if -P.
8754 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8756 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
8758 * c-parse.in (finish_parse): Use cpp_errors.
8759 (__yylex): Use return value of cpp_pop_buffer.
8760 * cp/lex.c (finish_parse): Use cpp_errors.
8761 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
8763 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
8765 * README.AVR: URLs corrected.
8767 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8769 * c-decl.c (start_function): Don't warn if old prototype is builtin
8770 that's not in C's namespace.
8771 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
8772 (_bb): Add prototype for ctime.
8773 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
8775 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
8777 * i386.c (ix86_fp_comparison_arithmetics_cost,
8778 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
8779 ix86_fp_comparison_cost): New functions.
8780 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
8781 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
8782 two-branch sequences; make static.
8783 (ix86_use_fcomi_compare): Do decision according to the costs.
8784 (split_fp_branch): New.
8785 * i386.md (compare-and-branch patterns): Use split_fp_branch.
8786 * i386-protos.h (ix86_expand_fp_compare): Remove
8787 (ix86_split_fp_branch): Declare.
8789 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
8790 and ix86_comparison_operator.
8792 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
8795 * i386.c (put_condition_code): Output properly the unordered/ordered
8796 compares in fp case.
8797 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
8799 * tm.texi (REVERSE_CONDITION): Document.
8800 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
8801 in -ffast-math mode.
8802 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
8804 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
8806 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
8808 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
8811 * config/sh/sh.c (mova_p): Fix test for mova_const.
8813 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8815 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
8816 cpp_get_options rather than dereferencing pfile and using
8818 * scan-decls.c (scan_decls): Use return value of
8819 cpp_pop_buffer rather than CPP_BUFFER.
8821 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8823 * cppinit.c (cpp_handle_option): help_only is now part of the
8824 cpp_options structure.
8825 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
8826 cpp_set_callbacks): New functions.
8827 * cpplib.h (cpp_callbacks): Break out as a named structure.
8828 (cpp_options): Move help_only here from cpp_reader.
8829 (CPP_FATAL_ERRORS): Update to use cpp_errors.
8830 (cpp_errors, cpp_get_options, cpp_get_callbacks,
8831 cpp_set_callbacks): New prototypes.
8832 * cppmain.c (main): Update for help_only.
8834 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
8836 * Makefile.in (info, maintainer-clean, install-info, uninstall):
8837 Also build and remove and install and uninstall c-tree.info and
8839 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
8840 ($(srcdir)/cppinternals.info): New target.
8841 * c-tree.texi: Change file name used when makeinfo used without -o
8842 from ir.info to c-tree.info. Add info directory entry.
8843 * cppinternals.texi: Add info directory entry.
8844 * .cvsignore: Update.
8846 2001-01-12 Jakub Jelinek <jakub@redhat.com>
8848 * c-typeck.c (store_init_value): Don't require constant initializer
8849 elements with -pedantic -std=c99.
8850 (digest_init): Change error about non-constant initializer elements
8852 (constructor_range_end): Remove.
8853 (constructor_incremental, designator_depth,
8854 designator_errorneous): New variables.
8855 (struct constructor_stack): Remove range_end, add incremental.
8856 (struct constructor_range_stack, constructor_range_stack): New.
8857 (struct initializer_stack): Add constructor_range_stack.
8858 (finish_init): Set it.
8859 (start_init): Likewise. require_constant_elements for non-static
8860 trees only if not flag_isoc99.
8861 (really_start_incremental_init): Remove constructor_range_end, add
8862 constructor_incremental.
8863 (pop_init_level): Likewise.
8864 (push_init_level): Likewise. If implicit and the subobject had some
8865 value set already, preinitialize the level with it.
8866 Warn about missing braces only if not pushing due to designators.
8867 (set_designator, push_range_stack): New functions.
8868 (set_init_label): Use them.
8869 (set_init_index): Likewise. Remove constructor_range_end.
8870 Error if designator index is outside of array bounds.
8871 (add_pending_init): Compare values of purpose index trees, not the
8872 trees themselves. Allow overwriting of already initialized element.
8873 Issue a warning if it had side-effects.
8874 (set_nonincremental_init, set_nonincremental_init_from_string): New
8876 (pending_init_member): Rename to...
8877 (find_init_member): ...this function. Call set_nonincremental_init
8878 if necessary. Compare values of purpose index trees, not the trees
8879 themselves. Return the actual value, not just non-zero if something
8881 (output_init_element): Remove checks for duplicates.
8882 If field has zero size, only check the initializer for correctness.
8883 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
8884 if constructor_incremental is zero. Change error about initializers
8885 not computable at load time into pedwarn.
8886 (output_pending_init_elements): Compare bit positions, not
8887 FIELD_DECLs to take into account zero-sized fields.
8888 (process_init_element): Use constructor_range_stack to fill all
8889 ranges in the designator lists from current level up.
8890 * extend.texi: Update documentation for labeled elements.
8892 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
8894 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
8895 to function usage for arguments passed by reference. Optimize
8896 callee-copied arguments.
8897 * regmove.c (replace_in_call_usage): New function.
8898 (fixup_match_1): Call it.
8899 * cse.c (cse_insn): Canonicalize registers in function usage.
8900 * reload1.c (replace_pseudos_in_call_usage): New function.
8903 * Makefile.in: Reverted yesterday's wrong patch. Installed the
8906 2001-01-12 Jakub Jelinek <jakub@redhat.com>
8908 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
8911 2001-01-12 DJ Delorie <dj@redhat.com>
8913 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
8914 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
8917 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
8919 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
8920 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
8921 -std options alongside references to -ansi. Update some
8922 documentation for C99.
8923 * cpp.1: Regenerate.
8925 2001-01-12 Andreas Jaeger <aj@suse.de>
8927 * haifa-sched.c (restore_line_notes): Remove argument block B
8929 * sched-ebb.c (schedule_ebb): Change caller.
8930 * sched-rgn.c (schedule_region): Likewise.
8931 * sched-int.h (restore_line_notes): Adjust prototype.
8933 * loop.h: Remove wrong declaration of doloop_condition_get.
8935 2001-01-12 Phil Edwards <pme@sources.redhat.com>
8937 * extend.texi: Move C++-extension-related node from the C section
8938 into the C++ section.
8940 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
8942 * extend.texi: Refer to an array of pointers to functions instead
8943 of one of functions.
8945 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
8946 Jan Hubicka <jh@suse.cz>
8948 * combine.c (reversed_comparison): Fix typo in last patch.
8950 (combine_reversed_comparison_code): Make static to follow
8951 prototype declaration.
8953 2001-01-12 Phil Edwards <pme@sources.redhat.com>
8955 * install.texi: Remove misplaced duplicate entry.
8957 2001-01-11 Ulrich Drepper <drepper@redhat.com>
8959 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
8961 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
8963 * final.c: (leaf_function_p): Fix typo.
8965 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
8967 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
8968 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
8970 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
8971 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
8972 mmap_anon, and valloc is available.
8973 * ggc-page.c: Restructure ifdef logic to match new autoconf
8974 spec. Don't throw away the test page in init_ggc.
8976 * configure, config.in: Regenerate.
8978 2001-01-12 Michael Hayes <mhayes@redhat.com>
8980 * loop.h (total_biv_increment): Constify iv_class pointer.
8981 (struct induction): Replace `mem_mode' with `mem' rtx.
8982 * unroll.c (total_biv_increment): Constify iv_class pointer.
8983 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
8984 (find_mem_givs, combine_givs_p): Likewise.
8985 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
8987 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
8989 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
8991 (__gthread_getspecific): Ditto.
8993 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
8995 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
8996 put_condition_code): Convert fp comparison codes to integer
8998 (ix86_expand_fp_compare): Postnote the fp comparison code converison
9001 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
9002 * i386-protos.h (no_comparison_operator): Kill.
9004 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
9006 * combine.c (REVERSIBLE_CC_MODE): Remove.
9007 (reversible_comparison_p): Remove.
9008 (combine_reversed_comparison_code): New.
9009 (reversed_comparison): New.
9010 (combine_simplify_rtx): Use
9011 combine_reversed_comparison_code/reversed_comparison instead
9012 of reversible_comparison_p.
9013 (simplify_if_then_else): Likewise.
9014 (simplify_set): Likewise.
9015 (simplify_logical): Likewise.
9016 (if_then_else_cond): Likewise.
9017 (known_cond): Likewise.
9018 (simplify_comparison): Likewise.
9020 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
9022 * builtins.c (std_expand_builtin_va_start): Handle varargs when
9023 sizeof (int) is larger than sizeof(__word__).
9025 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9027 * cppinit.c (do_includes): Fix typo.
9029 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9031 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
9032 in S_REGS does not occur because not all sources are possible
9033 when a S_REGS is a destination (sometimes needs a clobber).
9034 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
9035 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
9036 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
9037 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
9038 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
9039 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
9040 (lshrdi_const1, lshrsi3_const16): Likewise.
9041 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
9042 (*movhi_68hc12, *movqi_68hc12): Likewise.
9043 (movstrictqi): Make sure reloading in D_REGS as a destination
9046 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9048 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
9050 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9052 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
9053 -D, -U and -A, and don't initialize the builtins.
9054 (do_includes): Error if -include or -imacros with -fpreprocessed.
9055 * cppmain.c (cb_define, cb_undef): Unconditionally process
9057 * tradcpp.c (main): Fix typo.
9059 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
9061 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
9062 (read_name_map): Use IS_ABSOLUTE_PATH.
9063 * tradcpp.c (get_filename): Likewise.
9065 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9067 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
9068 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
9069 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
9070 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
9071 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
9072 (cmphi_z_used): Don't use '@' for the output.
9073 (tstqi_z_used): Likewise.
9074 (cmpqi_z_used): Likewise.
9075 (one_cmplsi2): Likewise.
9077 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
9079 * config/sh/sh.c (barrier_align): Recognize branch around far
9080 branch and redundant insn.
9082 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9084 * invoke.texi: Restore documentation of the drivers' switches -MD
9087 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
9089 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
9091 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
9092 check-objc//%): Support parallel testing of multilibs.
9093 (TESTSUITEDIR): Set to testsuite by default, but override for
9095 (check-gcc, check-g++, check-g77, check-objc): Enter
9098 2001-01-11 Bernd Schmidt <bernds@redhat.com>
9100 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
9101 * sched-deps.c (deps_may_trap_p): Likewise.
9102 * basic-block.h: Remove a comment.
9103 * flow.c (PROP_POSTRELOAD): Remove.
9104 (update_life_info): Don't add it to prop_flags.
9105 (mark_set_1): Lose the code that was enabled by it.
9107 2001-01-11 Michael Hayes <mhayes@redhat.com>
9109 * flow.c (flow_call_edges_add): New.
9110 * basic_block.h (flow_call_edges_add): New.
9112 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
9114 * reload1.c (move2add_note_store): Update reg_set_luid even if
9115 base reg remains the same.
9117 2001-01-10 Nick Clifton <nickc@redhat.com>
9119 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
9120 machine_function structure to zero.
9121 Add prototypes for machine_status functions.
9123 2001-01-10 Mark Mitchell <mark@codesourcery.com>
9125 * c-common.h (CTI_VOID_LIST): Remove.
9126 (void_list_node): Likewise.
9127 * tree.h (TI_VOID_LIST_NODE): New enumeral.
9128 (void_list_node): New macro.
9129 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
9130 * config/i386/i386.c (ix86_init_builtins): Likewise.
9131 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
9133 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9135 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
9136 * cppinit.c (cpp_start_read): Update comment, remove unneeded
9138 * tradcpp.c: Include mkdeps.h.
9139 (deps, print_deps_phony_targets, deps_append, output_deps,
9140 init_dependency_output, output_deps): New.
9141 (deps_buffer, deps_allocated_size, deps_size, deps_column,
9142 deps_output): Delete.
9143 (print_deps_missing_files): Rename deps_missing_files.
9144 (inhibit_output): Make global.
9145 (main): Delete inhibit_output, deps_stream, deps_target.
9146 Use mkdeps functionality in the same way as cpplib. Remove
9147 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
9148 -M and -MM. Remove old handling of deps via deps_out, and
9149 old reading of environment variables.
9150 (get_filename): Update to use deps_add_dep.
9152 2001-01-10 Mark Mitchell <mark@codesourcery.com>
9154 * output.h (make_function_rtl): Remove prototype.
9155 (make_decl_rtl): Likewise.
9156 * varasm.c (make_function_rtl): Remove.
9157 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
9158 than from a third parameter.
9159 * tree.h (make_decl_rtl): Remove last parameter.
9160 * c-decl.c (builtin_function): Remove last argument in call to
9161 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
9162 (start_function): Likewise.
9163 * except.c (call_get_eh_context): Likewise.
9164 * expr.c (emit_block_move): Likewise.
9165 (clear_storage): Likewise.
9166 * profile.c (output_func_start_profiler): Likewise.
9167 * toplev.c (rest_of_decl_compilation): Likewise.
9168 * objc/objc-act.c (create_builtin_decl): Likewise.
9169 (synth_module_prologue): Likewise.
9170 (generate_static_reference): Likewise.
9171 (build_selector_reference_decl): Likewise.
9172 (build_class_reference_decl): Likewise.
9173 (build_objc_string_decl): Likewise.
9174 (build_protocol_reference): Likewise.
9176 2001-01-10 Richard Henderson <rth@redhat.com>
9178 * hwint.h: Revert yesterday's change.
9180 2001-01-10 Nick Clifton <nickc@redhat.com>
9182 * function.h (save_machine_status): Delete.
9183 (restore_machine_status): Delete.
9184 Amend comment describing {init|mark|free}_machine_status.
9186 * function.c (save_machine_status): Delete.
9187 (restore_machine_status): Delete.
9188 Amend comment describing {init|mark|free}_machine_status.
9189 (push_function_context_to): Remove invocation of
9190 save_machine_status.
9191 (pop_function_context_from): Remove invocation of
9192 restore_machine_status.
9194 * emit-rtl.c (init_emit_once): Amend comment describing
9195 {init|mark|free}_machine_status.
9197 * tm.texi (Per-Function Data): New node. Describe the
9198 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
9201 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9203 * cppinit.c (OPT_g): Remove.
9204 (cpp_handle_option): Update for removed -g3.
9205 (print_help): Update.
9206 * cpplib.h (struct cpp_options): Remove debug_output.
9207 * cppmain.c (setup_callbacks, cb_define): Update.
9208 * gcc.c (cpp_options): Translate -g3 to -dD.
9210 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
9212 * config/i960/i960.md: Change modifier to + on the zero_extract
9213 pattern after the (rotate -2 reg) canonicalization pattern.
9215 2001-01-10 Richard Henderson <rth@redhat.com>
9217 * config/alpha/alpha.c (alpha_free_machine_status): New.
9218 (override_options): Install it.
9219 (alpha_mark_machine_status): Verify machine non-null.
9220 * config/i386/i386.c (ix86_free_machine_status): New.
9221 (override_options): Install it.
9222 (ix86_init_machine_status): Use xcalloc.
9223 (ix86_mark_machine_status): Verify machine non-null.
9224 * config/ia64/ia64.c (ia64_free_machine_status): New.
9225 (ia64_override_options): Install it.
9226 (ia64_mark_machine_status): Verify machine non-null.
9228 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
9230 * function.c (instantiate_virtual_regs): Instantiate virtual
9231 registers found in CALL_INSN_FUNCTION_USAGE.
9233 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9235 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
9236 equivalent to -ansi in disabling -Di386.
9238 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
9240 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
9242 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
9244 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
9246 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
9248 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9250 * invoke.texi: Document that -fcond-mismatch isn't supported for
9253 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9255 * gcc.texi: Define macro gcctabopt.
9256 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
9257 @command, @env and @option in some places where appropriate. Use
9258 @gcctabopt where appropriate. Put URLs and email addresses inside
9261 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
9263 * gcc.c (cpp_options): Set MD file name from output
9264 filename, if specified.
9265 (suffix_subst): New static variable.
9266 (do_spec): Clear it.
9267 (do_spec_1, case '.'): Handle new `%.suffix' spec.
9269 (give_switch): Handle suffix_subst.
9271 2001-01-10 Phil Edwards <pme@sources.redhat.com>
9273 * invoke.texi: Fix another typo.
9275 2001-01-10 Phil Edwards <pme@sources.redhat.com>
9277 * invoke.texi: Fix typo.
9279 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9281 * c-lang.c (lang_hooks): Update.
9282 (lang_decode_option): Remove.
9283 (lang_init_options): Rename c_init_options.
9284 * toplev.c (main): Use lang_hooks for lang_init_options
9285 and lang_decode_option.
9286 * toplev.h (lang_hooks): Add 2 new hooks.
9287 * tree.h: Remove lang_init_options and lang_decode_option.
9288 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
9289 * cp/decl2.c: Similarly.
9290 * cp/lex.c (lang_init_options): Rename cxx_init_options.
9291 (lang_hooks): Update.
9292 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
9294 (lang_init_options): Rename ffe_init_options.
9295 (lang_hooks): Update.
9296 (lang_decode_option): Remove.
9297 * java/lang.c (lang_init_options): Rename java_init_options.
9298 (lang_decode_option): Rename java_decode_option.
9299 (lang_hooks): Update.
9300 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
9301 (lang_decode_option): Rename objc_decode_option.
9302 (lang_hooks): Update.
9304 2001-01-09 Nick Clifton <nickc@redhat.com>
9306 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
9307 (d30v_return_addr_rtx): Delete.
9308 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
9309 cfun->machine structure.
9310 (struct machine_function): Move to d30v.h
9311 (d30v_save_machine_status): Delete.
9312 (d30v_restore_machine_status): Delete.
9313 (d30v_init_machine_status): New Function.
9314 (d30v_mark_machine_status): New Function.
9315 (d30v_free_machine_status): New Function.
9316 (d30v_init_expanders): Use new functions.
9317 (d30v_return_addr): Use ra_rtx field in cfun->machine.
9318 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
9319 d30v_return_addr_rtx.
9321 * config/d30v/d30v.h (struct_machine): Move here.
9322 Add eh_epilogue_sp_ofs field.
9324 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
9325 field in cfun->machine structure.
9327 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
9329 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
9330 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
9331 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
9333 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
9335 * objc/lang-options.h: Remove bogus reference to
9338 2001-01-09 Kazu Hirata <kazu@hxi.com>
9340 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
9343 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
9345 * reload.c (find_reloads_address): Check for eliminable registers
9346 when substituting a constant expression for a pseudo.
9348 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
9350 * c-common.c (enum format_type): Add format_type_error.
9351 (decode_format_type): New function.
9352 (decl_attributes): Use it.
9353 (format_kind_info): Adjust comment.
9355 2001-01-09 David O'Brien <obrien@BSDi.com>
9357 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
9358 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
9360 * config/i386/gnu.h: Don't include required platform specific .h files,
9361 tm.h will do it instead.
9362 * config/i386/i386elf.h: Likewise.
9363 * config/i386/linux.h: Likewise.
9364 * config/i386/moss.h: Likewise.
9365 * config/mips/gnu.h: Likewise.
9367 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9369 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
9370 (rs6000-ibm-aix3.[01]*): Likewise.
9371 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
9372 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
9373 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
9374 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
9375 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
9376 (powerpc-*-eabiaix*): Likewise.
9377 (powerpc-*-eabisim*): Likewise.
9378 (powerpc-*-elf*): Likewise.
9379 (powerpc-*-eabi*): Likewise.
9380 (powerpc-*-rtems*): Likewise.
9381 (powerpc-*-linux*libc1): Likewise.
9382 (powerpc-*-linux*): Likewise.
9383 (powerpc-wrs-vxworks*): Likewise.
9384 (powerpcle-wrs-vxworks*): Likewise.
9385 (powerpcle-*-sysv*): Likewise.
9386 (powerpcle-*-elf*): Likewise.
9387 (powerpcle-*-eabisim*): Likewise.
9388 (powerpcle-*-eabi*): Likewise.
9389 (powerpcle-*-solaris2*): Likewise.
9390 * config/rs6000/aix31.h: Delete includes.
9391 * config/rs6000/aix3newas.h: Likewise.
9392 * config/rs6000/aix41.h: Likewise.
9393 * config/rs6000/aix43.h: Likewise.
9394 * config/rs6000/beos.h: Likewise.
9395 * config/rs6000/rtems.h: Likewise.
9396 * config/rs6000/sysv4.h: Likewise.
9398 2001-01-09 Kazu Hirata <kazu@hxi.com>
9400 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
9401 Change an argument mode of machine_mode to shift_mode of
9402 shift_mode. Remove an extra error check.
9403 (emit_a_shift): Adopt to the new calling prototype of
9405 (function_prologue): Fix code for a monitor
9406 function. Support H8/S.
9407 (function_epilogue): Do not output pop for a monitor function.
9409 2001-01-09 Nick Clifton <nickc@redhat.com>
9411 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
9412 (setup_incoming_varargs): Use sysv_varargs_p field of the
9413 cfun->machine structure.
9414 (struct machine_function): Move to rs6000.h
9415 (rs6000_save_machine_status): Delete.
9416 (rs6000_restore_machine_status): Delete.
9417 (rs6000_init_machine_status): New Function.
9418 (rs6000_free_machine_status): New Function.
9419 (rs6000_init_expanders): Use new functions.
9421 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
9423 (struct machine_function): Move here.
9425 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
9426 sysv_varargs_p field of the cfun->machine structure.
9428 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
9430 (rs6000_restore_machine_status): Remove prototype.
9432 2001-01-09 Richard Henderson <rth@redhat.com>
9434 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
9435 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
9436 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
9437 (sched_analyze_2, sched_analyze_insn): Likewise.
9438 (sched_analyze, init_deps): Likewise.
9439 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
9440 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
9441 (compute_block_backward_dependences): Update propagate_deps call.
9443 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
9445 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
9447 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9449 * cppinit.c (OPT_MD, OPT_MMD): Restore.
9450 (cpp_handle_option): Handle them.
9451 (cpp_post_options): Ensure one of -M or -MM is specified with
9452 any other -M? option.
9453 (init_dependency_output): Suppress output with -MG.
9455 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9458 * invoke.texi: Update.
9460 2001-01-09 Bernd Schmidt <bernds@redhat.com>
9462 * sh.md (reload_outsf): Generate recognizable patterns for
9465 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9467 * c-lang.c (lang_hooks): Update.
9468 (lang_init): Rename c_init.
9469 (lang_finish): Remove.
9470 * toplev.c (compile_file): Use lang_hooks for lang_init ()
9472 * toplev.h (lang_hooks): Add init () and finish ().
9473 * tree.h (lang_init, lang_finish): Remove.
9474 * cp/tree.h (lang_init, lang_finish): Remove.
9475 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
9476 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
9478 (lang_init, lang_finish): Remove.
9479 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
9480 (lang_hooks): Update.
9481 * java/lang.c (lang_init): Rename java_init.
9482 (lang_finish): Remove.
9483 (lang_hooks): Update.
9484 * objc/objc-act.c (lang_init): Rename objc_init.
9485 (lang_finish): Remove.
9486 (lang_hoooks): Update.
9488 20001-01-09 Graham Stott <grahams@redhat.com>
9490 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
9491 after `ptr` is initialised.
9493 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
9495 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
9496 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
9497 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
9498 stack adjusts, instead of r3.
9500 2001-01-09 Michael Hayes <mhayes@redhat.com>
9502 * flow.c (flow_loop_scan): Break out of ...
9503 (flow_loops_find) ... here.
9504 * basic-block.h (flow_loop_scan): New.
9505 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
9506 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
9508 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
9510 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
9512 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
9513 realloc()ing macro_buffer.
9515 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
9516 if it's wider than long and the target's long is wider than the
9519 2001-01-09 Mark Mitchell <mark@codesourcery.com>
9521 Remove support for using UWIN as a host machine.
9522 * configure.in: Issue an error message.
9523 * configure: Regenerated.
9524 * config.gcc: Remove xm_* UWIN configury.
9525 * config/i386/xm-uwin.h: Remove.
9527 2001-01-08 Nick Clifton <nickc@redhat.com>
9529 * config/v850/v850.c (ra_rtx): Delete.
9530 (v850_save_machine_status): Delete.
9531 (v850_restore_machine_status): Delete.
9532 (v850_init_machine_status): New function.
9533 (v850_mark_machine_status): New function.
9534 (v850_free_machine_status): New function.
9535 (v850_return_addr): Use ra_rtx field in machine structure.
9536 (v850_init_expanders): Use new functions.
9538 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
9539 * config/v850/v850.c: Change arguments to v850_output+* functions
9540 to take a const char *, to avoid compile time warning.
9541 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
9542 (USER_LABEL_PREFIX): Redefine.
9544 2000-01-08 Jim Wilson <wilson@redhat.com>
9546 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
9547 1 to unsigned HOST_WIDE_INT before left shift.
9549 2001-01-08 Nick Clifton <nickc@redhat.com>
9551 * config/arm/arm.c (arm_mark_machine_status): Check to see if
9552 the machine structure has been allocated.
9553 (arm_free_machine_status): New function: Free the machine
9554 specific function structure.
9556 2001-01-08 Richard Henderson <rth@redhat.com>
9558 * jump.c (simplejump_p): Revert last change.
9560 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
9562 * cppinit.c (init): Rename init_library.
9563 (cpp_create_reader): Update.
9564 * gcc.c (cpp_options): If -o given, use it as the target of
9567 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
9569 * arm.c (arm_arch5e): New variable.
9570 (all_cores): XScale is a 5TE device.
9571 (arm_override_options): Set arm_arch5e.
9572 (arm_init_builtins): __builtin_prefetch is in arch5e.
9573 * arm.h (arm_arch5e): Declare it.
9575 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
9577 * arm.md (define_constants): Add defines for UNSPEC and
9578 UNSPEC_VOLATILE insns. Update all users.
9579 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
9580 * arm.c (multi_register_push, note_invalid_constants)
9581 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
9582 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
9583 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
9585 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
9587 * jump.c (jump_optimize_1): Use reversed_comparison_code
9588 instead of can_reverse_comparison_p.
9589 (jump_back_p): Likewise.
9590 (invert_exp_1): Likewise.
9591 (thread_jumps): Likewise.
9592 * simplify-rtx.c (simplify_unary_operation): Likewise.
9593 (simplify_ternary_operation): Likewise.
9594 * cse.c (find_comparison_args): Convert to use
9595 can_reverse_comparison_p.
9596 (record_jump_equiv): Likewise.
9598 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
9600 * arm.h (HARD_REGNO_RENAME_OK): Delete.
9601 (EPILOGUE_USES): Define.
9602 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
9603 automatically stack the LR if it isn't live.
9605 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
9607 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
9610 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
9612 * ggc-page.c (max_alignment): New structure.
9613 (MAX_ALIGNMENT): New macro.
9614 (init_ggc): Use it to round up the sizes in the
9615 extra_order_size_table.
9617 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9619 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
9622 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9624 * builtins.def (BUILT_IN_FPRINTF): New entry.
9626 * c-common.c (c_expand_builtin_fprintf): New function.
9627 (init_function_format_info): Handle __builtin_fprintf.
9628 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
9629 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
9631 * c-decl.c (duplicate_decls): Adjust comment.
9633 * extend.texi (fprintf): Document new builtin.
9635 2001-01-07 Richard Henderson <rth@redhat.com>
9637 * jump.c (simplejump_p): Recognize any single_set jump
9640 2001-01-07 Richard Henderson <rth@redhat.com>
9642 * configure.in (slibdir): Accept an --with-slibdir option.
9643 Use "test" not "[" in configure. Default to $(libdir).
9645 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
9647 * config/t-aix43 (SHLIB_INSTALL): Likewise.
9648 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
9649 (SHLIB_LINK): Create links for the soname.
9650 * config/mips/t-iris6: Likewise.
9651 * config/sparc/t-slibgcc: Likewise.
9652 * config/sparc/t-slibgcc-sld: Likewise.
9654 2001-01-07 Jakub Jelinek <jakub@redhat.com>
9656 * config/i386/i386.c (constant_call_address_operand): Accept
9657 (const (plus (symbol_ref) (const_int))).
9658 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
9659 constant_call_address_operand.
9661 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9663 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
9664 and LONG_LONG_TYPE_SIZE > 32.
9666 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9668 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
9669 the previous change.
9671 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
9673 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
9675 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
9676 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
9677 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
9680 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
9682 * fix-header.c (read_scan_file): s/pfile/scan_in/.
9684 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
9686 * c-lang.c (c_post_options): Call cpp_post_options.
9687 * objc/objc-act.c (objc_post_options): Similarly.
9688 * cppmain.c (main): Similarly.
9689 * fix-header.c (read_scan_file): Similarly.
9690 * cppinit.c (cpp_start_read): Move option consistency checks
9691 to cpp_post_options. Don't call init_dependency_output.
9692 If needed, add default target and main file dependency.
9693 (OPT_MD, OPT_MMD): Remove.
9695 (cpp_handle_option): Update for OPT_* changes.
9696 (cpp_post_options): New.
9697 (init_dependency_output): Command line -MF overrides environment
9698 variables. Don't set default target etc. Suppress output
9699 if dependencies are going to stdout.
9700 (print_help): Update.
9701 * cpplib.h (cpp_post_options): New.
9702 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
9704 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
9706 * jump.c (comparison_dominates_p): Support unordered compares.
9708 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
9710 * simplify-rtx.c (simplify_relational_operation): Always simplify
9711 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
9714 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
9716 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
9717 (nonzero_bits): Likewise.
9718 (simplify_comparison): Likewise.
9719 (num_sign_bit_copies): Likewise; return more sane value depending
9720 on STORE_FLAG_VALUE.
9721 (known_cond): Do not assume EQ to be always true for equivalent
9724 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
9726 * cse.c (fold_rtx): Handle unordered comparisons.
9728 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
9730 * rtlanal.c (set_of_1): New static function.
9731 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
9732 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
9733 reg_set_last_last_regno): Remove.
9734 (set_of): New global function.
9735 (set_of_data): New structure.
9736 (reg_set_p, reg_set_last): Revamp for set_of.
9737 * rtl.h (set_of): New.
9739 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
9741 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
9742 * extend.texi: Document _Exit builtin.
9744 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
9746 * (initialize, initialize_builtins,
9747 initialize_dependency_output, initialize_standard_includes):
9748 Rename s/initialize/init. Update.
9749 (init_dependency_output): Move to after
9750 cpp_handle_options, the correct location temporally at least.
9751 (opt_comp): Move next to init (), its caller. Fix prototype.
9752 (init): Make "initialized" local scope.
9753 (cpp_create_reader): Always call init ().
9754 (cpp_start_read): Update.
9755 (output_deps): New function, broken out of cpp_finish.
9756 (cpp_finish): Break out output_deps.
9758 2001-01-07 Richard Henderson <rth@redhat.com>
9760 * collect2.c (COFF specific stuff): Revert 12-06 patch
9761 to prototype system functions.
9763 2001-01-07 Michael Hayes <mhayes@redhat.com>
9765 * hard-reg-set.h: Add multiple include guard.
9766 * basic-block.h (struct loop): Add `sink' field.
9767 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
9768 (emit_iv_add_mult): Delete.
9769 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
9770 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
9771 (unroll_loop): Remove end_insert_before argument.
9772 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
9773 (maybe_eliminate_biv_1): Likewise.
9774 (emit_iv_add_mult): Delete.
9775 (gen_add_mult, loop_regs_update): New.
9776 (loop_insn_emit_after, loop_insn_emit_before): New.
9777 (loop_insn_sink, loop_insn_sink_or_swim): New.
9778 (emit_iv_add_mult): Delete.
9779 (scan_loop): Set loop->sink.
9780 (loop_givs_reduce): Use loop_insn_sink and its ilk.
9781 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
9782 (maybe_eliminate_biv_1): Likewise.
9783 (maybe_eliminate_biv_1): Add basic block argument.
9784 * unroll.c (unroll_loop): Remove end_insert_before argument.
9785 (find_splittable_regs): Likewise.
9786 (find_splittable_regs): Use loop_insn_sink and its ilk.
9787 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
9789 2001-01-07 Michael Hayes <mhayes@redhat.com>
9791 * loop.h (loop_insn_hoist): New prototype.
9792 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
9793 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
9794 (check_dbra_loop, load_mems): Likewise.
9795 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
9796 (find_splittable_givs): Likewise.
9798 2001-01-07 Michael Hayes <mhayes@redhat.com>
9800 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
9802 2001-01-07 Richard Henderson <rth@redhat.com>
9804 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
9806 2001-01-07 Richard Henderson <rth@redhat.com>
9808 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
9809 NO_SHARED_LIBGCC_MULTILIB as required for the target.
9810 * gcc.c (init_spec): Massage the existing libgcc_spec into a
9811 variant that handles a shared libgcc.
9812 (process_command): Always validate -{static,shared}-libgcc.
9813 (do_spec_1): New 'M' case.
9814 * invoke.text (Link Options): Document -{static,shared}-libgcc.
9816 2001-01-07 Richard Henderson <rth@redhat.com>
9818 * Makefile.in (slibdir): New variable.
9819 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
9820 (installdirs): Create slibdir.
9821 (install-libgcc, install-multilib): Defer to libgcc.mk.
9822 * configure.in (slibdir): Substitute.
9823 * mklibgcc.in (install): New target.
9825 * config/t-linux (SHLIB_LINK): Create links for the soname.
9826 (SHLIB_INSTALL): New.
9827 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
9828 * config/mips/t-iris6 (SHLIB_INSTALL): New.
9829 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
9830 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
9831 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
9833 2001-01-07 Richard Henderson <rth@redhat.com>
9835 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
9836 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
9837 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
9839 2001-01-07 Michael Hayes <mhayes@redhat.com>
9841 * loop.c (count_loop_regs_set): Delete.
9842 (load_mems_and_recount_loop_regs_set): Delete.
9843 (loop_regs_scan): Merge common code from count_loop_regs_set,
9844 scan_loop, and load_mems_and_recount_loop_regs_set.
9845 (scan_loop): Call load_mems directly and loop_regs_scan
9846 again if new registers created.
9848 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
9850 * toplev.c (main): Call the front-end specific post_options
9851 hook if one is given.
9852 * toplev.h (struct_lang_hooks, lang_hooks): New.
9853 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
9854 for the C front end.
9855 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
9856 lang_hooks for the C++ front end.
9857 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
9858 lang_hooks for the ObjC front end.
9859 * f/com.c (lang_hooks): Hooks for the Fortran front end.
9860 * java/lang.c (lang_hooks): Hooks for the Java front end.
9862 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
9864 * c-lex.c (init_c_lex): Request #define / #undef callbacks
9865 for verbose DWARF[2] debugging.
9866 (cb_define, cb_undef): The new callbacks.
9867 * toplev.h (debug_define, debug_undef): Make const correct.
9868 * toplev.c (debug_define, debug_undef): Similarly. Do not
9869 perform the verbosity tests here anymore.
9871 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
9873 * reload.c (subst_reloads): Take INSN argument. When
9874 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
9875 * reload.h (subst_reloads): Adjust prototype.
9876 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
9877 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
9878 present in JUMP_INSNs and copy them to JUMP_LABEL.
9879 * flow.c (find_label_refs, find_basic_blocks_1): Skip
9880 JUMP_INSNs and insns with REG_LABELs that are followed by
9881 JUMP_INSNs with the same REG_LABEL.
9882 * sched-rgn.c (is_cfg_nonregular): Likewise.
9883 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
9885 * unroll.c (unroll_loop): Look for REG_LABEL notes in
9887 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
9889 2001-01-06 Richard Henderson <rth@redhat.com>
9891 * loop.c (scan_loop): Use xcalloc for the regs array.
9892 (load_mems_and_recount_loop_regs_set): Zero the new memory
9893 received from xrealloc.
9895 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
9897 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
9899 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
9901 * integrate.c (copy_rtx_and_substitute): When copying
9902 an ignored return value, strip REG_FUNCTION_VALUE_P.
9904 2001-01-06 Michael Hayes <mhayes@redhat.com>
9906 * loop.c (debug_biv, debug_giv): New.
9907 (loop_biv_dump): Break out from ...
9908 (record_biv): ... here.
9909 (loop_giv_dump): Break out from ...
9910 (record_giv): ... here.
9911 (loop_bivs_check): Use print_simple_rtl.
9912 * unroll.c (loop_iterations): Use print_simple_rtl.
9914 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9916 * pa.md (return, return_internal): Modify patterns to prevent regrename
9917 mucking with the return pointer.
9919 2001-01-05 Richard Henderson <rth@redhat.com>
9921 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
9923 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
9925 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
9926 version supplied by Matteo Frigo.
9928 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
9930 * cpp.texi: Update for -MQ.
9931 * cppinit.c (cpp_create_reader): Always create pfile->deps.
9932 (cpp_cleanup): Always free pfile->deps.
9933 (initialize_dependency_output): Don't create pfile->deps.
9934 (cpp_handle_option): Similarly.
9936 * gcc.c (cpp_options): Handle -MQ.
9937 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
9938 * mkdeps.c (base_name): Remove.
9939 (deps_init): Don't allocate vector space until it's needed.
9940 (deps_free): Only free vectors if allocated.
9941 (deps_add_target, deps_add_dep): Update for initial allocation.
9942 (deps_add_default_target): Don't strip to the base_name.
9944 2001-01-05 DJ Delorie <dj@redhat.com>
9946 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
9947 (INIT_EXPANDERS): Define.
9949 * config/v850/v850.c (struct machine_function): Define.
9950 (v850_save_machine_status): New function.
9951 (v850_restore_machine_status): New function.
9952 (v850_return_addr): New function.
9953 (v850_init_expanders): New function.
9955 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
9956 and v850_init_expanders.
9958 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
9960 * cpplib.h (struct cpp_reader): Add help_only field.
9961 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
9962 (cpp_handle_option): Set pfile->help_only if we see -h,
9963 --help, -target-help, or --version. Print version string but
9964 do not set help_only if we see -v or -version. Make text
9965 printed by -v match that printed by (-)-version.
9967 * cppmain.c (main): Exit after option parsing if
9968 pfile->help_only is true.
9970 * toplev.c (independent_decode_option): Call print_version,
9971 then exit, if we see --version (but not -version).
9972 (print_version): Split lengthy message into two lines.
9974 2001-01-05 Nick Clifton <nickc@redhat.com>
9976 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
9977 temporary string for initialisation before calling ggc_alloc_string.
9979 2001-01-06 Michael Hayes <mhayes@redhat.com>
9981 * rtl.h (print_simple_rtl): New.
9982 * print-rtl.c (print_simple_rtl): New.
9984 (print_rtx): Disable printing of flags and modes, etc.,
9985 if `flag_simple` nonzero.
9987 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
9989 * function.c (fixup_var_refs): Use push_to_full_sequence where
9992 2001-01-05 Michael Meissner <meissner@redhat.com>
9994 * flags.h (flag_reorder_blocks): Add declaration.
9995 (flag_rename_block): Ditto.
9997 2001-01-05 DJ Delorie <dj@redhat.com>
9999 * function.c (reorder_blocks): Make sure the flags are all reset
10000 before using them to mark blocks, else a second invocation will
10001 corrupt the block chain.
10002 (reorder_blocks_0): New, resets the flags.
10004 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
10006 * cse.c (find_comparison_args): Stop if the argument is known to
10009 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10011 * config/sh/sh.md (movdf): When splitting load into pair of
10012 registers, don't clobber the register used in the address too
10015 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
10017 * varasm.c (mark_constant_pool): Improve initial comments.
10018 (mark_constants): Move marking of constants to mark_constant.
10019 (mark_constant): New function to recursively mark all constants
10020 referred to by a constant.
10022 2001-01-05 Catherine Moore <clm@redhat.com>
10024 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
10026 2001-01-05 Phil Edwards <pme@sources.redhat.com>
10028 * cp/lang-options.h: Bring comment in line with reality.
10029 * f/lang-options.h: Likewise.
10030 * java/lang-options.h: Likewise.
10031 * objc/lang-options.h: Likewise.
10032 * ch/lang-options.h: Likewise.
10033 * f/g77.texi: And update the manual.
10035 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
10036 Denis Chertykov <denisc@overta.ru>
10038 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
10039 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
10040 * config/avr/avr.md (all peepholes that request a scratch register):
10041 Call it, FAIL the peephole if not safe (in interrupt functions).
10043 2001-01-05 Mark Mitchell <mark@codesourcery.com>
10045 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
10047 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
10049 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
10051 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
10052 BUILT_IN_CREAL and BUILT_IN_CIMAG.
10053 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
10054 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
10055 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
10057 * extend.texi: Document these builtins.
10059 2001-01-05 Daniel Berlin <dberlin@redhat.com>
10061 * c-common.c (lang_get_alias_set): Say we know nothing of
10062 VECTOR_TYPE aliasing.
10064 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
10066 2001-01-05 Bruce Korb <bkorb@gnu.org>
10068 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
10069 their x* equivalent versions for atexit-less systems
10070 * fixinc/fixincl.c(main): do not return from main() on atexit-less
10071 systems (or any other system any more).
10073 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
10075 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
10076 output operands. Use arm_hard_register_operand for operand 4.
10077 (stmsi_postinc): Similarly.
10078 (ldmsi): Use arm_hard_register_operand for opernand 2.
10079 (stmsi): Similarly.
10080 * arm.c (arm_hard_register_operand): New function.
10081 * arm-protos.h (arm_hard_register_operand): Prototype it.
10083 * arm.h (HARD_REGNO_RENAME_OK): Define.
10085 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
10087 * simplify-rtx.c (cfc_args): add "unordered" field.
10088 (check_fold_consts): Set unordered field.
10089 (simplify_relational_operation): Simplify the unordered
10092 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
10095 * emit-rtl.c (try_split): Fix code to mark labels.
10096 * jump.c (mark_jump_label): Make global.
10097 * rtl.h (mark_jump_label): Declare.
10099 * predict.c (estimate_probability): Handle unordred comparisons.
10101 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
10103 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
10104 * cppinit.c (initialize_dependency_output): Update.
10105 (cpp_finish): Output dummy targets for -MP.
10107 (cpp_handle_option): Handle -MP. Don't quote -MT options.
10108 * cpplib.h (struct cpp_options): Add deps_phony_targets.
10109 * gcc.c (cpp_options): Update to handle -MP.
10110 * mkdeps.c (deps_add_target, deps_add_default_target): Update
10111 to quote only the default target.
10112 (deps_phony_targets): Insert a preceding newline. Rename from
10113 deps_dummy_targets for consistency.
10116 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10118 * calls.c (emit_library_call_value_1): Support
10119 INIT_CUMULATIVE_LIBCALL_ARGS.
10120 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
10122 2001-01-04 Richard Henderson <rth@redhat.com>
10124 * c-decl.c (finish_struct): Detect flexible array members
10125 used in an inappropriate context.
10126 * c-typeck.c (really_start_incremental_init): Special case
10127 constructor_max_index for zero length arrays.
10128 (pop_init_level): Allow initialization of flexible array
10129 members. Deprecate initialization of zero length arrays.
10130 Don't issue missing initializer warning for flexible array
10131 members or zero length arrays.
10132 (process_init_element): Don't dereference null DECL_SIZE.
10133 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
10134 Don't abort for empty constructors. Use size_binop
10135 (output_constructor): Add commentary regarding zero length
10136 array futures. Abort if we try to initialize an array of
10137 unspecified length with a non-empty constructor in the middle
10140 * extend.texi (Zero Length): Update and clarify documentation
10141 on static initialization.
10143 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10145 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
10146 with more than 32767 words of local storage.
10148 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10150 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
10151 for 'abs', 'labs', and 'fabs'.
10152 (c4x_expand_builtin): Likewise.
10153 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
10155 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10157 * config/sh/sh.md (prget, prset): New insn types.
10158 (return delay slot): Dont' allow prset.
10159 (call, sfunc delay slot): Don't allow prget.
10160 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
10161 for prset and prget.
10163 2001-01-05 Michael Hayes <mhayes@redhat.com>
10165 * loop.h (struct loop_reg): New.
10166 (struct loop_regs): Change to use array of `struct loop_reg'.
10167 * loop.c: Replace assortment of varrays with single regs array.
10168 (count_one_set): Delete may_not_move array argument
10169 and use regs array instead. All caller's changed.
10170 (count_loop_regs_set): Delete may_not_move and single_usage
10171 arguments and use regs array instead. All caller's changed.
10172 (find_single_use_in_loop): Replace usage array argument with pointer
10173 to regs structure. All caller's changed.
10174 (loop_optimize): Delete `moved_once' array.
10176 2001-01-05 Michael Hayes <mhayes@redhat.com>
10178 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
10179 Use it instead of loop_info->has_call for scanning loop mems.
10180 (check_dbra_loop): Replace loop_info->has_call test with
10181 loop_info->has_nonconst_call.
10183 2000-01-04 Matthew Hiller <hiller@redhat.com>
10185 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
10188 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
10190 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
10191 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
10193 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
10195 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
10196 (flag_short_double, flag_short_wchar): Define.
10197 (c_common_nodes_and_builtins): Create many tree nodes shared
10198 between C and C++ here instead of in cp/decl.c and ...
10199 * c-decl.c (init_decl_processing): ... here.
10200 (SIZE_TYPE, WCHAR_TYPE): Don't define.
10201 (flag_short_double, flag_short_wchar): Don't define.
10202 (record_builtin_type): New function.
10203 (build_void_list_node): New function.
10204 * c-common.h (flag_short_double, flag_short_wchar,
10205 record_builtin_type, build_void_list_node): Declare.
10207 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
10209 * integrate.c (expand_inline_function): Don't put a virtual
10210 register into the reg map.
10212 * function.c (fixup_var_refs_1): If force_operand didn't put
10213 the address into the target, move it there.
10215 2001-01-04 Mark Mitchell <mark@codesourcery.com>
10217 Special-case tree_decl/tree_list allocations.
10218 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
10219 (OBJECT_SIZE): New macro.
10220 (NUM_EXTRA_ORDER): Likewise.
10221 (extra_order_size_table): New variable.
10222 (NUM_ORDERS): New macro.
10223 (objects_per_page_table): New variable.
10224 (object_size_table): New variable.
10225 (G.pages): Use NUM_ORDERS to bound the array.
10226 (G.page_tails): Likewise.
10227 (DIV_ROUND_UP): Remove.
10228 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
10229 (alloc_page): Use OBJECT_SIZE.
10230 (size_lookup): Don't make it const.
10231 (ggc_alloc): Use OBJECT_SIZE.
10232 (ggc_set_mark): Likewise.
10233 (ggc_get_size): Likewise.
10234 (init_ggc): Set up the object_size_table, objects_per_page_table,
10235 and adjust size_lookup.
10236 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
10237 (ggc_pop_context): Use NUM_ORDERS.
10238 (clear_marks): Likewise.
10239 (sweep_pages): Likewise.
10240 (poison_pages): Likewise.
10241 (ggc_print_statistics): Use OBJECT_SIZE.
10243 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10245 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
10246 Only call array_size_for_constructor if last field and array type
10247 with no upper bound.
10249 2001-01-04 Philip Blundell <philb@gnu.org>
10251 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
10252 from bit 31 downwards, if this requires no more insns.
10253 (count_insns_for_constant): New helper function for above.
10255 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
10257 * gencodes.c (output_predicate_decls): Remove empty initializer.
10259 2001-01-04 Mark Mitchell <mark@codesourcery.com>
10261 * tree.c (copy_node): Remove documentation about obstacks.
10262 (buidl1): Check that nobody tries to build 2-argument nodes this
10265 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10267 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
10270 * gencodes.c (output_predicate_decls): Fill empty initializer
10273 2001-01-04 Jakub Jelinek <jakub@redhat.com>
10275 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
10276 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
10278 (do_include): Handle missing headers like cpp0.
10279 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
10280 paths with first include pathname. Don't strcat to uninitialized
10283 2001-01-04 Bernd Schmidt <bernds@redhat.com>
10285 * regrename.c (regrename_optimize): Don't rename from frame pointer
10286 if frame_pointer_needed.
10287 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
10288 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
10289 (ia64_reorg): Use it instead of scheduling if ! optimize.
10290 (errata_emit_nops): Properly call asm_noperands.
10291 (ia64_sched_reorder): Finish cycle if we see an asm.
10292 (ia64_variable_issue): Clear scheduling state after asms.
10294 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
10296 * cpp.texi: Update for -MT.
10297 * cppinit.c (initialize_dependency_output): Add a default
10298 target if none has been given already.
10299 (no_tgt, OPT_MT): New.
10300 (cpp_handle_option): Handle -MT. Update -M etc.
10301 * cpplib.h (struct cpp_options): Remove deps_target.
10302 * gcc.c (cpp_options): Handle -MT.
10303 * mkdeps.c (struct deps): Move from mkdeps.h.
10304 (deps_calc_target): Rename deps_add_default_target. Add a
10305 default target if none has been specified already.
10306 * mkdeps.h (struct deps): Move to mkdeps.c.
10307 (deps_calc_target): Rename deps_add_default_target.
10309 2000-01-03 Richard Henderson <rth@redhat.com>
10311 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
10313 * c-typeck.c (push_init_level): Move checks for flexible array
10314 members and zero length arrays ...
10315 (pop_init_level): ... here. Silently discard empty initializations.
10317 * varasm.c (output_constructor): Update for sizeof change to
10318 zero-length arrays.
10320 * extend.texi (Zero Length): Clarify semantics.
10322 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10324 * configure.in (tm.h): Include isns-codes.h last.
10325 * configure: Rebuilt.
10327 2001-01-03 Richard Henderson <rth@redhat.com>
10329 * config/alpha/alpha.md (addvsi3, addvdi3): New.
10330 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
10332 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10334 * tradcpp.c (main): Make sure finclude() is called with a valid
10335 indepth value while handling -include.
10337 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10339 * gencodes.c (output_predicate_decls): New function.
10341 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
10342 even if it is not the first time machmode.h is #included.
10343 * config/sh/sh.c (fpul_operand): Declare MODE argument.
10344 * tm.texi (PREDICATE_CODES): Document predicate declarations.
10345 * gcc.texi (Copyright): Added 2001.
10347 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10349 * c-common.c (c_common_lang_init): New function. Warn if format
10350 warning options which only have effects when used with -Wformat
10351 are used without -Wformat.
10352 * c-common.h (c_common_lang_init): Declare.
10353 * c-lang.c (lang_init): Call c_common_lang_init.
10354 * objc/objc-act.c (lang_init): Call c_common_lang_init.
10356 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10358 * configure.in: Check for the mktemp command.
10359 * configure: Regenerate.
10360 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
10361 $TEMP. Create temporary files with mktemp, if available at
10362 configure time; otherwise use set -C. Remove temporary files
10365 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10367 * configure.in: Require at least texinfo 4.0. Check for whether
10368 Pod::Man is sufficiently recent to regenerate GCC manpages.
10369 * configure: Regenerate.
10370 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
10372 (GENERATED_MANPAGES): Define.
10373 (generated-manpages): New target. Depend on cpp.1 as well as
10375 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
10376 configure to generated-manpages or empty) rather than on the
10377 manpages directly. Remove execute permission from installed
10378 gcov.1 as well as cpp.1.
10379 * cpp.1, gcov.1: Regenerate.
10381 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10383 * builtins.c (expand_builtin_strncmp): Use host_integerp and
10384 tree_low_cst. Allow using cmpstrsi in more cases.
10386 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10388 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
10391 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
10393 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
10394 * Makefile.in (HOST_CFLAGS): Mention build-make.
10396 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10398 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
10401 2001-01-01 Bernd Schmidt <bernds@redhat.com>
10403 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
10406 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
10409 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
10410 reg_base_value and reg_known_value arrays.
10411 (init_alias_analysis): Add more cases to detect known values.
10412 * sched-deps.c (deps_may_trap_p): New function.
10413 (sched_analyze_2): Use it.
10415 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10417 * combine.c (simplify_shift_const): Even if we're sign-extracting,
10418 don't discard an ASHIFTRT if we're shifting in a wider mode.
10420 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
10422 * toplev.c (rest_of_compilation): Don't print basic block information
10423 when CFG isn't up to date.
10425 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
10427 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
10428 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
10429 (UNALIGNED_SHORT_ASM_OP): Define.
10430 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
10432 2001-01-02 Mark Mitchell <mark@codesourcery.com>
10434 * fold-const.c (fold_convert): Fix typo.
10436 2001-01-02 Richard Henderson <rth@redhat.com>
10438 * c-common.h (ASM_INPUT_P): New.
10439 * c-parse.in (asm): Set it when needed.
10440 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
10441 existance of an operand.
10443 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
10445 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
10446 (dwarf2out_frame_debug_expr): Likewise.
10447 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
10449 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
10451 * i386.c (ix86_split_to_parts): Return number of part required;
10453 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
10455 (ix86_split_long_move): Use number of part returned
10456 by ix86_split_to_parts
10457 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
10459 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
10460 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
10461 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
10462 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
10463 (ALIGN_MODE_128): Add TFmode.
10464 (IS_STACK_MODE): Likewise.
10465 (HARD_REGNO_NREGS): TFmode needs 3 registers.
10466 (HARD_REGNO_OK): Support TFmodes.
10467 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
10468 * i386.md (scheduler definitions): Use memory operand to determine
10469 fst/fld instructions; use mode attribute to determine real mode of
10471 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
10472 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
10474 2001-01-02 Mark Mitchell <mark@codesourcery.com>
10476 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
10478 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
10480 * expr.c (store_constructor_field): Update ALIGN before calling
10483 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
10485 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
10488 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
10490 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
10493 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
10495 * c-decl.c (start_function): Don't warn on third parameter to main.
10497 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10499 * tsystem.h: Define HAVE_DECL_GETOPT.
10501 2001-01-02 Philip Blundell <pb@futuretv.com>
10503 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
10506 2001-01-02 Richard Henderson <rth@redhat.com>
10508 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
10510 2001-01-02 Andreas Jaeger <aj@suse.de>
10512 * c-decl.c (c_decode_option): Remove support of
10513 -Wmissing-noreturn.
10515 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
10516 (W_options): Add -Wmissing-noreturn here.
10518 * flow.c: Define lang_missing_noreturn_ok_p.
10519 (check_function_return_warnings): Use it.
10521 * c-common.h: Declare lang_missing_noreturn_ok_p.
10523 * c-lang.c (c_missing_noreturn_ok_p): New function.
10524 (lang_init): Set lang_missing_noreturn_ok_p.
10526 * invoke.texi (Warning Options): Document this.
10528 2000-12-27 Phil Edwards <pme@sources.redhat.com>
10530 * extend.texi (C++ Extensions): New node for C++ attributes;
10531 describe init_priority and com_interface.
10532 * invoke.texi: Remove -finit-priority as it now has zero effect.
10533 * install.texi: Fix xref syntax.
10534 * md.texi: Likewise.
10536 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10538 * config.gcc (sparc64-wrs-vxworks*): New case.
10539 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
10541 * config/sparc/sparc.c (sparc_override_options): Do support different
10542 pointer and architecture size.
10543 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
10544 (POINTERS_EXTEND_UNSIGNED): Define.
10545 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
10546 (FUNCTION_MODE): Define to be Pmode.
10547 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
10549 * function.c (expand_function_end): Properly handle DECL_RESULT
10550 and copy when ptr_mode != Pmode.
10551 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
10553 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10555 * c-common.c (c_common_nodes_and_builtins): Set prototype
10556 parameters for __builtin_fputs, __builtin_fputc and
10557 __builtin_fwrite. Don't declare plain fputc as a builtin.
10559 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
10561 * loop.c (add_label_notes): Increment the label usage count when
10562 a note is added to an insn which refers to a CODE_LABEL.
10563 * gcse.c (add_label_notes): Likewise.
10565 2001-01-01 Andreas Jaeger <aj@suse.de>
10567 * loop.c (scan_loop): Use xmalloc to allocate movables.
10569 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
10571 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
10572 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
10573 * reload1.c (REGISTER_MOVE_COST): Likewise.
10574 * regclass.c (REGISTER_MOVE_COST): Likewise.
10575 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
10576 dimension. Adjust all users.
10577 (init_reg_sets_1): Iterate on all modes.
10578 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
10579 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
10580 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
10581 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
10582 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
10583 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
10584 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
10585 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
10586 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
10587 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
10588 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
10589 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
10590 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
10591 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
10592 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
10593 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
10594 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
10595 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
10596 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
10597 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
10598 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
10599 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
10600 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
10601 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
10602 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
10603 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
10604 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
10606 2001-01-01 Bernd Schmidt <bernds@redhat.com>
10608 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
10609 arg VARIES_P. Call it with extra arg.
10610 (true_dependence): Likewise.
10611 * rtl.h (rtx_addr_can_trap_p): Declare.
10612 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
10614 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
10615 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
10616 pic offset table register if it's zero. All callers changed.
10617 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
10619 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10621 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
10622 STRING_POOL_ADDRESS_P.
10624 * config/sparc/sparc.c (input_operand): Properly test for short op.
10626 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
10627 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
10628 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
10629 * config/sparc/elf.h: No longer include sol2.h.
10630 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
10631 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
10633 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
10635 2001-01-01 Michael Hayes <mhayes@redhat.com>
10637 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
10638 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
10639 (record_initial): Likewise.
10640 * unroll.c (copy_loop_body, loop_iterations): Likewise.
10641 (remap_split_bivs): Likewise.
10643 2001-01-01 Michael Hayes <mhayes@redhat.com>
10645 * loop.c (loop_ivs_free): New function.
10646 (strength_reduce): Break out from...
10648 2001-01-01 Michael Hayes <mhayes@redhat.com>
10650 * loop.h (struct iv): New.
10651 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
10652 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
10653 'reg_biv_class' fields with 'regs' and 'n_regs'.
10654 (struct ivs): Rename 'loop_iv_list' field to 'list'.
10655 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
10656 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
10658 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
10660 * resource.c (mark_referenced_resources): Abort() before
10661 attempting to mark a pseudo register.
10662 (mark_set_resources): Likewise.
10664 2001-01-01 Michael Hayes <mhayes@redhat.com>
10666 * loop.h (REG_IV_CLASS): New accessor macro.
10667 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
10668 * unroll.c (REG_IV_CLASS): Likewise.
10670 See ChangeLog.4 for earlier changes.