1 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
5 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
7 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
8 so that CHOOSE_SECTION gets used.
10 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
11 TARGET_RELOCATABLE like flag_pic for now.
13 2001-05-15 David Edelsohn <edelsohn@gnu.org>
15 * rs6000.md (movdi splitter): Sign extend more efficiently.
16 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
17 to "long long" valid on 32-bit and 64-bit hosts.
18 (logical_operand): Cast trunc_int_for_mode return value.
19 (rs6000_emit_move): Shift macro to encapsulate variable.
20 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
21 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
22 plus_constant requires signed argument.
24 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
26 * gthr-posix.h: Make additional pthread-* functions weak.
28 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
30 * recog.c (apply_change_group): Avoid unneeded validating.
32 2001-05-14 David Edelsohn <edelsohn@gnu.org>
34 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
35 (num_insns_constant): CONST_INT can be 64-bits.
37 2001-05-14 Stan Shebs <shebs@apple.com>
39 * config/darwin.h (LIB_SPEC): Just use -lSystem.
40 (LIBGCC_SPEC): Don't define.
42 2001-05-14 Richard Henderson <rth@redhat.com>
44 * configure.in (gcc_cv_as_eh_frame): New test.
45 * config.in, configure: Rebuild.
46 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
48 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
50 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
51 extended precision divide.
53 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
55 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
58 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
60 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
61 (CPP_CPU??_SIZE_TYPE): New.
62 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
63 (CPP_CPU_SPEC): ... here; support choosing of CPU.
64 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
65 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
67 * i386.c (override_options): Add sorry about not suported modes.
69 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
71 * config/pa/som.h (NM_FLAGS): Remove.
72 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
73 (ASM_OUTPUT_SECTION_NAME): Remove.
74 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
76 2001-05-14 Mark Mitchell <mark@codesourcery.com>
78 * regrename.c (regrename_optimize): Do not rename registers to
81 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
83 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
84 contain MEMs. Remove useless distinction about clobbering
87 2001-05-13 Geoff Keating <geoffk@redhat.com>
89 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
90 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
91 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
92 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
93 (EXCEPTION_SECTION): Define.
95 2001-05-13 Zack Weinberg <zackw@stanford.edu>
97 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
98 binary backward compat only.
99 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
100 in LIB2FUNCS. Pass it to mklibgcc.
101 * mklibgcc.in: Handle LIB2FUNCS_ST.
103 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
105 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
107 * tm.texi (THREAD_MODEL_SPEC): Document it.
108 * gcc.c (main): Use it.
109 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
110 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
112 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
114 * rtl.h (SYMBOL_REF_WEAK): New macro.
115 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
116 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
117 * rtl.texi (SYMBOL_REF_WEAK): Document it.
118 * gcc.texi: Remove wrong description.
120 2001-05-13 Mark Mitchell <mark@codesourcery.com>
122 * Makefile.in (STAMP): New macro.
123 Replace all uses of `touch' with $(STAMP).
124 * fixinc/Makefile.in: Likewise.
126 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
128 * configure.in: ldopen is never in -lexc, so don't test for it.
129 Add test for exc_resume in -lexc for Ada.
130 * configure: Regenerated.
132 2001-05-12 Richard Henderson <rth@redhat.com>
134 * dwarf2asm.c (size_of_encoded_value): New function.
135 * dwarf2asm.h: Declare it.
136 * except.c (output_function_exception_table): Align the TType
137 array only as wide as the encoding.
139 2001-05-12 Zack Weinberg <zackw@stanford.edu>
141 * extend.texi: Document #pragma GCC java_exceptions.
143 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
145 * c-parse.in (bison parser, init_reswords): Remove uses of
147 * c-tree.h (doing_objc_thang): Remove.
149 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
151 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
152 about files not ending in newlines.
154 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
156 * dwarfout.c (dwarfout_init): Add cast.
157 * sched-deps.c (sched_analyze_insn): Remove unused vars.
158 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
160 * method.c (build_mangled_C99_name): Remove unused prototype.
162 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
164 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
166 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
168 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
169 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
171 2001-05-11 Richard Henderson <rth@redhat.com>
173 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
174 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
175 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
176 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
177 (dw2_output_indirect_constants): Prototype.
178 * dwarf2out.c (dwarf2out_begin_prologue): Generate
179 current_function_func_begin_label if we'll need it for EH. Exit
180 early for IA64_UNWIND_INFO.
181 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
182 (eh_data_format_name): Update for indirect references.
183 (output_function_exception_table): Care for IA64_UNWIND_INFO.
184 Handle ASM_PREFERRED_EH_DATA_FORMAT.
185 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
186 define HAVE_eh_return etc.
187 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
188 (final_end_function): Don't call output_function_exception_table.
189 * toplev.c (compile_file): Call dw2_output_indirect_constants.
190 (rest_of_compilation): Invoke output_function_exception_table
191 for ia64 before assemble_end_function.
192 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
193 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
195 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
196 * unwind.h: Declare them.
197 * libgcc-std.ver: Export them.
198 * unwind-pe.h: New file.
200 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
202 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
204 (find_fde_for_dso): Extract DT_PLTGOT.
205 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
206 the segment and gp as well.
207 * config/ia64/frame-ia64.c: Remove file.
208 * config/ia64/frame-ia64.h: Remove file.
209 * config/ia64/unwind-ia64.c: New file.
210 * config/ia64/unwind-ia64.h: New file.
211 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
212 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
213 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
214 (ASM_PREFERRED_EH_DATA_FORMAT): New.
215 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
216 (IA64_UNWIND_INFO): Re-enable.
217 (HANDLER_SECTION): Remove.
218 (EH_RETURN_DATA_REGNO): New.
219 * config/ia64/ia64.md (exception_receiver): Remove.
220 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
221 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
223 2001-05-11 Richard Henderson <rth@redhat.com>
225 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
226 calls and jumps to be bundled together.
227 (ia64_reorg): Emit a break after a noreturn call that ends
229 * config/ia64/ia64.md (break_f): New.
231 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
233 * c-lex.c (lex_charconst): Convert into a simple wrapper
234 around cpp_interpret_charconst, to which most of the code
236 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
237 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
238 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
239 (lex): Use cpp_interpret_charconst.
240 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
241 hex_digit_value): New functions.
242 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
243 * cpplib.h (cpp_interpret_charconst): New prototype.
244 * Makefile.in: Update.
246 2001-05-12 Dean Wakerley <dean@wakerley.com>
248 * doc/install.texi: New file. Converted to texinfo from the HTML
249 documentation in wwwdocs/htdocs/install.
251 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
253 * gcse.c (insert_insn_end_bb): Do not search for assignments to
254 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
256 * toplev.c (compile_file): Move comment for opening output
257 file to just before the code that opens the output file.
259 2001-05-11 Jakub Jelinek <jakub@redhat.com>
261 * regmove.c (regmove_optimize): Suppress the optimization for
262 unchanging destination register. Add comment above function.
264 2001-05-11 Zack Weinberg <zackw@stanford.edu>
266 * Makefile.in: Exterminate all references to assert.h.
267 * cross-make: Likewise.
269 * configure.in: Correct commentary.
270 * configure: Regenerate.
272 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
275 * config/t-freebsd, config/t-linux, config/t-linux-aout,
276 config/t-netbsd, config/t-rtems, config/x-linux,
277 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
278 No need to override INSTALL_ASSERT_H.
280 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
281 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
282 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
284 2001-05-11 Graham Stott <grahams@redhat.com>
286 * combine.c (simplify_comparison): Fix typo.
288 2001-05-11 Mark Mitchell <mark@codesourcery.com>
290 * loop.h (struct movables): Remove `num'.
291 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
292 Adjust call to strength_reduce.
293 (num_unmoved_movables): New function.
294 (move_movables): Don't set movables->num.
295 (strength_reduce): Compute the number of instructions in the loop
296 here, rather than in the caller.
297 (check_dbra_loop): Always clear reversible_mem_store if there
299 (loop_regs_scan): Don't count instructions here.
300 (count_insn_in_loop): New function.
302 2001-05-11 Mark Mitchell <mark@codesourcery.com>
304 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
306 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
308 * c-common.c (finish_label_expr): New function, lifted from
310 * c-common.h (finish_label_expr, lookup_label): New prototypes.
311 * c-parse.in: Move 3 blocks of parser code into new functions.
312 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
313 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
314 (lookup_label): Remove.
316 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
318 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
319 FLOAT_BIT_ORDER_MISMATCH.
321 2001-05-10 David Edelsohn <edelsohn@gnu.org>
323 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
324 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
326 2001-05-10 David Edelsohn <edelsohn@gnu.org>
328 * expr.c (emit_group_load): extract_bit_field requires a REG or
331 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
333 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
334 a computed jump into an unconditional jump.
335 In second hunk of code for collapsing computed and conditional jumps
336 into unconditional jumps, reemit the jump in additional cases.
338 * jump.c (jump_optimize_1): Do not wrap the new jump target
339 inside a LABEL_REF; gen_jump will do that automatically.
341 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
343 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
344 contents for a SYMBOL_REF in case of floating point constants.
346 2001-05-10 DJ Delorie <dj@redhat.com>
348 * c-common.c (combine_strings): Widen strings in a
349 host-endian-independent way.
351 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
353 * c-parse.in: Remove many shift/reduce conflicts. Update
355 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
356 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
357 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
358 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
359 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
360 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
361 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
362 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
363 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
364 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
365 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
366 typespec_reserved_nonattr, typespec_reserved_attr,
367 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
368 structsp_nonattr, components_notype, component_notype_declarator,
369 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
370 firstparm, setspecs_fp): New
371 (typed_declspecs, reserved_declspecs, typed_typespecs,
372 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
373 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
374 declmods_no_prefix_attr, nonempty_type_quals, structsp,
375 type_quals): Remove. Users updated.
376 (initdecls, notype_initdecls, after_type_declarator,
377 parm_declarator, notype_declarator, absdcl1, components, ivars):
378 Don't allow attributes at the start of a declarator; include them
379 in the production containing the declarator instead. Always
380 require type specifiers before trying to redeclare a typedef name.
381 (typename): Allow for attributes but warn that they are ignored.
382 (parmlist, firstparm, setspecs_fp): Include attributes in
383 parmlist; suck them off the parser stack in firstparm using
386 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
388 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
389 to determine if a block has an unconditional jump at its end.
391 * jump.c (jump_optimize_1): When converting a conditional jump
392 to an unconditional jump, build the jump using gen_jump instead
393 of just modify operands in-place.
395 2001-05-09 Zack Weinberg <zackw@stanford.edu>
397 * cppinit.c (cpp_post_options): Shut off macro expansion if
399 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
400 IN_I directives only if the # is in column 1 and the directive
401 name begins in column 2.
402 * cppmain.c (scan_buffer): Insert a space between # and an
403 identifier, when that identifier is a directive name.
405 * tradcpp.c (struct file_buf): Add a pointer to the next entry
406 in the header search path.
407 (enum node_type): Add T_INCLUDE_NEXT.
408 (directive_table): Add entry for include_next.
409 (do_include_next): New function.
410 (process_include): New routine, broken out of do_include.
411 (finclude): Insert 'nhd' argument, to be copied into
412 next_header_dir of the new buffer.
413 (main): Adjust to match.
414 * gsyslimits.h, limity.h: Un-indent #include_next.
416 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
418 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
419 inclusion as a chapter of the GCC manual.
420 * gcc.texi: Include objc.texi.
421 * fdl.texi: Use @unnumberedsec for the addendum.
422 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
424 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
426 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
428 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
430 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
431 handling of two-address insns.
433 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
435 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
436 ../binutils/nm-new instead of ../binutils/nm.
438 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
440 * i386.md (movdi splitter): Fix the splitting condition
441 (float_extenddftf splitter): Fix mode.
443 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
445 * genrecog.c (write_switch): Avoid outputting of switch for
446 types wider than int.
448 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
450 * reload1.c (copy_eh_notes): New function.
451 (emit_input_reload_insns): Call it.
452 (emit_output_reload_insns): Call it.
454 2001-05-07 Zack Weinberg <zackw@stanford.edu>
456 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
458 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
459 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
461 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
463 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
465 * pa.md (interspace_jump): Revise comment.
466 (builtin_longjmp): Block initial setup insns from delay slot of
468 (builtin_setjmp_receiver): New expander to save and restore PIC
471 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
473 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
475 * toplev.c (compile_file): Set up the output file before we call
476 the various initializers for the compiler.
478 * except.c (sjlj_mark_call_sites): Do not search for assignments to
479 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
481 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
482 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
484 2001-05-06 Zack Weinberg <zackw@stanford.edu>
486 * Makefile.in (tradcpp0): Correct typo in dependency list.
488 2001-05-06 Geoff Keating <geoffk@redhat.com>
490 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
491 the link register if we're not going to use it.
493 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
494 (output_function_profiler): Likewise.
496 2001-05-07 Alan Modra <amodra@one.net.au>
498 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
500 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
502 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
503 zero-extend it. Make abs_inc unsigned.
505 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
506 widest mode in narrowing and widening operations.
508 * config/mips/mips.md: Sign extend CONST_INTs.
510 2001-05-06 Andreas Jaeger <aj@suse.de>
512 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
513 (i386 Options): Document -momit-leaf-frame-pointer.
515 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
517 * c-typeck.c (internal_build_compound_expr): Check for
518 array to pointer conversion just once.
520 2001-05-05 Richard Henderson <rth@redhat.com>
522 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
524 2001-05-05 Richard Henderson <rth@redhat.com>
526 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
527 to the parent of the fixup region.
529 2001-05-05 Jakub Jelinek <jakub@redhat.com>
531 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
533 * cpp.texi (__NO_INLINE): Document it.
535 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
537 * cppfiles.c (struct include_file): New member err_no.
538 (find_or_create_entry): Set it.
539 (open_file): Don't set fds to -2. Instead, use err_no to
540 remember previous errors, if any.
542 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
544 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
545 between X and Y by using sequences of xgdx and xgdy.
547 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
549 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
550 of '!' for the 'D' alternative ('!' is too strong).
551 ("*logicalsi3_silshl16"): Likewise.
552 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
553 ("movstrictsi"): Remove spurious '+'.
554 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
555 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
556 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
559 2001-05-04 David Edelsohn <edelsohn@gnu.org>
561 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
563 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
565 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
568 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
570 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
573 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
575 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
576 soft register, use ror instead of rol.
578 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
580 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
581 into account pre/post increment decrement for 68HC12.
582 Fix other problems in replacement and fix call to reg_mentioned_p.
584 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
586 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
587 Put the soft registers in bss for 68HC12.
588 (L_regs_d3_4): New for _.d3 and _.d4.
589 (L_regs_d5_6): Likewise.
590 (L_regs_d1_2): Likewise.
591 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
593 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
595 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
596 to the pre-processor when -fshort-double is specified.
597 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
599 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
601 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
602 (__mulsi3): Rewrite for 68HC12.
603 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
604 Mark 'x' constraint with earlyclobber to prevent a
605 RELOAD_FOR_OTHER_ADDRESS to go in it.
606 (mulhi3_m68hc12): New pattern.
607 (mulhi3_m68hc11): Rename of mulhi3.
608 (mulhi3): New expand for 68HC12 optimisation.
609 (umulhisi3, mulhisi3): New patterns for 68HC12.
611 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
613 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
614 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
615 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
617 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
619 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
620 constants cheap after reload.
621 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
623 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
624 so that gcc prefers a shift by 16.
625 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
627 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
629 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
631 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
633 * alpha.h: NULL_PTR -> NULL.
643 * m68hc11.h: Likewise.
644 * rs6000.h: Likewise.
655 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
657 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
658 `bool' parameter to `int'.
660 * hash.c (hash_lookup): Likewise.
662 * hash.h (hash_lookup): Likewise.
664 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
666 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
668 * i386.c (x86_initialize_trampoline): Fix mode of constant.
670 2001-05-03 Geoff Keating <geoffk@redhat.com>
672 * invoke.texi (i386 Options): Delete references to -malign-jumps,
673 -malign-loops, -malign-functions.
674 * i386.c (ix86_align_funcs): Delete.
675 (ix86_align_loops): Delete.
676 (ix86_align_jumps): Delete.
677 (override_options): Mark -malign-* as obsolete. Emulate their
678 behaviour with the -falign-* options. Default -falign-* from
680 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
681 patch of Wed May 2 13:09:36 2001.
682 (LOOP_ALIGN): Delete.
683 (LOOP_ALIGN_MAX_SKIP): Delete.
684 (LABEL_ALIGN_AFTER_BARRIER): Delete.
685 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
687 2001-05-04 Andreas Jaeger <aj@suse.de>
689 * except.h: Add prototype declaration for
690 expand_builtin_init_dwarf_reg_sizes.
692 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
694 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
696 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
698 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
700 ("bitcmpqi2"): New pattern for bit-extract and test.
701 ("bitcmphi"): New pattern for bitb/bita instructions.
703 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
705 * gccbug.in: Use a temporary directory when the mktemp command is
708 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
710 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
712 (INITIALIZE_TRAMPOLINE): Call it.
713 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
714 (TRAMPOLINE_TEMPLATE): Remove.
715 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
716 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
719 2001-05-03 David O'Brien <obrien@FreeBSD.org>
721 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
722 and crtendS.o with PIC.
724 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
726 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
728 (___subdi3, ___adddi3): Use x instead of y as index register.
729 (__init_bss_section, __map_data_section): Optimize for 68HC12.
730 (__memset, __memcpy): Likewise.
731 (regs): Put the soft registers in bss for 68HC12.
732 (abort): Use trap to abort for 68hc12.
733 (__mulhi3, __mulhi32): Use emul for 68hc12.
734 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
736 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
738 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
739 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
740 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
741 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
742 Set 68HC12 min offset to -65536.
743 (print_operand): Put parenthesis arround the operand if it refers
744 to a symbol having the same name as a register.
745 (m68hc11_z_replacement): When z register is replaced by its
746 equivalent soft register, force the insn to be re-recognized.
747 (m68hc11_check_z_replacement): Fix the test when destination is
748 the index register and z dies in the insn.
749 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
751 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
753 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
754 costs according to processor variant.
755 (m68hc11_shift_cost): New function to compute shift costs.
756 (m68hc11_rtx_costs): Define costs according to processor variant.
757 (m6811_cost): Costs for 68HC11.
758 (m6812_cost): Costs for 68HC12.
759 (COSTS_N_INSNS): Remove.
761 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
762 (DEFAULT_RTX_COSTS): Remove.
763 (CONST_COSTS): Define costs according to OUTER_CODE.
764 (processor_costs): New struct to define costs.
765 (m68hc11_cost): Pointer to current costs.
767 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
769 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
770 and use m68hc11_notice_keep_cc when using leax/leay.
771 (addhi3 split): Reject split if the insn is handled by
773 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
774 push must be handled in a special way if the source operand uses
775 sp as index register.
776 (m68hc11_notice_keep_cc): New function.
777 (m68hc11_gen_movhi): Use it when an insn changes a register but
779 (m68hc11_gen_movqi): Fix move for 68HC12.
780 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
782 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
784 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
785 and don't pass operands[0] to emit_library_call_value.
787 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
789 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
790 (zero_extendsi split): Simplify and use (zero_extendhi).
791 (*addhi3): Remove 'w' constraint since stack pointer is handled
793 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
794 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
795 (*ashrhi3_const): Fix shift by 7.
796 (*lshrsi3_const16): Fix template.
797 (call, call_value): Fix constraint and predicate.
799 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
801 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
802 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
803 (CC_REGNUM): Likewise.
804 (*unnamed splits): Use above constants instead of hard coded numbers.
805 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
806 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
807 (*return_16bit, *unnamed peepholes): Likewise.
809 2001-05-03 David O'Brien <obrien@FreeBSD.org>
811 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
812 rs6000/rs6000.h twice.
814 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
816 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
817 (CPP_SPEC): Conditionally define MSDOS and GO32.
818 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
819 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
821 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
823 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
825 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
827 2001-05-03 Mark Mitchell <mark@codesourcery.com>
829 * integrate.h (struct inline_remap): Add leaf_reg_map table.
830 * integrate.c (expand_inline_function): Use xcalloc to allocate
832 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
835 2001-05-03 Mark Mitchell <mark@codesourcery.com>
837 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
840 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
842 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
843 linker if -mrelax is given.
844 (TARGET_SWITCHES): Document -mrelax.
846 Re-installed 2001-01-09's patch:
847 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
848 if it's wider than long and the target's long is wider than the
851 2001-05-02 David O'Brien <obrien@FreeBSD.org>
853 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
854 directly include rs6000/rs6000.h. Instead do it in tm.h.
856 2001-05-02 Stan Shebs <shebs@apple.com>
858 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
859 NSConstantString for NeXT-style runtimes.
860 (STRING_OBJECT_GLOBAL_NAME): New macro.
861 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
862 OCTI_STRING_CLASS_DECL.
863 (constant_string_global_id): New macro.
864 (string_class_decl): Ditto.
865 (setup_string_decl): New function.
866 (build_objc_string_object): Use it to build a NeXT runtime
867 compatible string initializer.
869 2001-05-02 Jakub Jelinek <jakub@redhat.com>
871 * tradcpp.c (do_define): Make sure we don't walk past limit.
873 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
875 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
876 offsets if not REG_OK_STRICT.
878 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
879 (INT_REG_OK_FOR_INDEX_P): Likewise.
880 (INT_REG_OK_FOR_BASE_P): Likewise.
881 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
882 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
883 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
884 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
885 REG_OK_FOR_BASE_P. Take an additional parameter.
886 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
887 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
888 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
889 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
890 rs6000_legitimate_address() and use it.
891 * config/rs6000/rs6000.c: Update all callers.
892 (rs6000_legitimate_address): New function.
894 2001-05-02 David Edelsohn <edelsohn@gnu.org>
896 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
897 special_constant conditional blocks together.
899 2001-05-02 Dale Johannesen <dalej@apple.com>
901 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
903 (STRICT_ARGUMENT_NAMING): Define.
904 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
905 function_arg_partial_nregs, setup_incoming_varargs): Remove
906 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
909 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
911 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
913 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
916 * expr.c (store_field): Do nothing except elaborate side-effects if
919 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
921 * c-lex.c: NULL_PTR -> NULL.
923 * emit-rtl.c: Likewise.
925 * genpeep.c: Likewise.
927 * mips-tdump.c: Likewise.
928 * reload1.c: Likewise.
929 * rtlanal.c: Likewise.
931 * stor-layout.c: Likewise.
932 * toplev.c: Likewise.
934 2001-05-01 Per Bothner <per@bothner.com>
936 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
937 call do_pending_stack_adjust before emiting label.
939 2001-05-01 Mark Mitchell <mark@codesourcery.com>
941 * extend.texi: Fix typo.
943 2001-05-01 Stan Shebs <shebs@apple.com>
945 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
946 of UOBJC_MODULES_decl.
947 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
948 (generate_descriptor_table): Ditto.
949 (generate_protocols): Ditto.
950 (generate_protocol_list): Ditto.
951 (generate_classref_translation_entry): Ditto.
953 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
955 * invoke.texi (Optimize Options): Add documentation for `--param
956 max-delay-slot-insn-search' and `--param
957 max-delay-slot-live-search' and reorder --param section.
958 * params.def: Modify initial comment.
959 * params.h (param_info): Add `help' member.
960 * toplev.c (lang_independent_params): Include `help' description.
961 (display_help): Print --param parameters.
963 2001-05-01 Zack Weinberg <zackw@stanford.edu>
965 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
966 Remove references to deleted files.
967 (*-*-openbsd): No need to override xmake_file.
968 (*-*-sysv4): Treat like *-*-sysv.
970 * configure.in: Probe for ldopen in various places, and set up
971 collect2 to be linked with them if found.
972 Don't dink with Windows registry stuff unless $host_os is a
973 Win32 os name. Check to see if we need -ladvapi32.
974 * configure: Regenerate.
976 * Makefile: Get rid of CLIB and HOST_CLIB.
977 Substitute in COLLECT2_LIBS and link collect2 against its contents.
978 * build-make: Get rid of HOST_CLIB.
980 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
981 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
982 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
983 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
984 config/rs6000/x-rs6000: Delete.
986 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
989 24 x-host fragments remain, 0 x-cpu, 3 top level.
991 2001-05-01 Zack Weinberg <zackw@stanford.edu>
993 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
994 * configure: Regenerate.
996 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
998 * Makefile.in (install-headers): Remove redundant dependency.
1000 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
1002 * c-tree.texi (USING_STMT): Document.
1004 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1006 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
1007 * c-common.c: Likewise.
1008 * c-decl.c: Likewise.
1009 * combine.c: Likewise.
1010 * rs6000.c: Likewise.
1011 * except.c: Likewise.
1012 * explow.c: Likewise.
1014 * fold-const.c: Likewise.
1015 * function.c: Likewise.
1018 * integrate.c: Likewise.
1020 * objc/objc-act.c: Likewise.
1021 * recog.c: Likewise.
1022 * reg-stack.c: Likewise.
1023 * reload.c: Likewise.
1024 * reload1.c: Likewise.
1025 * simplify-rtx.c: Likewise.
1027 * varasm.c: Likewise.
1029 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
1031 * diagnostic.def: New file.
1032 * diagnostic.h (diagnostic_t): New enum.
1033 * Makefile.in (diagnostic.o): Depend on diagnostic.def
1035 2001-04-30 Zack Weinberg <zackw@stanford.edu>
1037 * tsystem.h: Test only POSIX for availability of string.h
1039 * config.gcc (all systems): If USG appeared in xm_defines,
1040 change it to POSIX. If both USG and POSIX appeared, just
1041 delete USG. Remove unnecessary quotes around xm_defines
1043 (m68k-crds-unos*): Don't #define unos - tested nowhere.
1044 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
1045 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
1046 powerpc-*-linux*): No need to set xm_defines - handled by
1047 global settings for *-*-linux*.
1049 2001-04-30 Zack Weinberg <zackw@stanford.edu>
1051 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
1052 Always include gstab.h, not system stab.h. Don't provide
1053 default definitions of N_CATCH or N_OPT. Always use the
1054 gstab.h variant of STAB_CODE_TYPE.
1055 * final.c: Don't include stab.h/gstab.h at all, or provide
1056 defaults for N_SLINE and N_SOL.
1058 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
1059 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
1061 * sdbout.c: Always include gsyms.h instead of system syms.h.
1063 * configure.in: No need to check for stab.h.
1064 * configure, config.in: Regenerate.
1065 * Makefile.in (final.o): Don't depend on gstab.h.
1067 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1068 Richard Henderson <rth@redhat.com>
1070 * extend.texi: Improve documentation of volatile asms.
1072 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1074 * c-tree.texi: Fix thinko.
1075 * gcc.texi: Likewise.
1077 2001-04-30 Richard Henderson <rth@redhat.com>
1079 * c-common.c (c_promoting_integer_type_p): New function, from the
1080 corpse of old macro. Properly promote too-small enumerations and
1081 booleans. Adjust all callers.
1082 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
1083 (c_promoting_integer_type_p): Declare.
1084 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
1085 * c-typeck.c: Likewise.
1086 (default_conversion): Remove now redundant boolean check.
1088 2001-04-30 Jan Hubicka <jh@suse.cz>
1089 Richard Henderson <rth@redhat.com>
1091 * regmove.c (try_apply_stack_adjustment): Remove now redundant
1093 (combine_stack_adjustments_for_block): Don't combine stack
1094 allocation followed by deallocations. Handle grow-up stacks.
1096 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1098 * fdl.texi: New file.
1099 * c-tree.texi: Use the GFDL.
1100 * gcc.texi: Likewise.
1102 2001-04-30 Stan Shebs <shebs@apple.com>
1104 * invoke.texi: Add a section documenting Objective-C options.
1106 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
1108 * emit-rtl.c (try_split): Copy EH notes to sequence.
1110 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1112 * regmove.c (record_stack_memrefs): Catch all references to the
1115 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
1117 * Makefile.in(stmp-fixinc): quote shell assignment values
1119 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1121 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
1125 * prefix.c: Likewise.
1127 2001-04-28 Stan Shebs <shebs@apple.com>
1129 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
1130 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
1131 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
1132 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
1134 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
1135 (NEXT_OBJC_RUNTIME): Define.
1137 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1139 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
1140 * simplify-rtx.c (simplify_gen_relational): Likewise.
1142 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
1144 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
1145 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
1147 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
1148 registers in SSE case; fix handling of the immediates.
1149 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
1150 operands to be in regsiters before reload.
1151 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
1152 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
1153 (abstf,absxf,negtf,negxf splitters): Compute
1154 properly the regnum for x86_64.
1155 (avsdf2_if_rex64): New.
1157 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
1159 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
1160 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
1161 into the constant pool.
1162 * jump.c (jump_optimize_1): Remove barrier successors after all
1163 the LABEL_NUSES counds have been computed.
1164 (delete_barrier_successors): When deleting a tablejump insn, also
1165 delete the jump table it uses.
1166 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
1169 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
1171 * pa.c (FRP): Remove erroneous white space in macro definition.
1173 2001-04-28 Andreas Jaeger <aj@suse.de>
1175 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
1177 * extend.texi: Likewise.
1178 * tm.texi: Likewise.
1180 2001-04-28 Andreas Jaeger <aj@suse.de>
1182 * md.texi: Use XX-bit instead of XXbit or XX bit where
1185 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
1187 * gcc.c (process_command): Allow -l lib in addition to -llib
1188 for POSIX compliance. This fixes PR c/2347.
1190 * invoke.texi: Update section on Link Options accordingly.
1192 2001-04-27 Zack Weinberg <zackw@stanford.edu>
1194 * function.c (purge_addressof_1): Remove the duplicate
1195 if (code == SET) block. Fold the two if (code == ADDRESSOF)
1198 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
1200 * except.c (expand_eh_region_start): Don't start a new block.
1201 (expand_eh_region_end): Don't end a block.
1202 * stmt.c (expand_end_bindings): Don't end EH blocks.
1203 (expand_decl_cleanup): Starting an EH region won't change the block.
1204 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
1205 (is_eh_region): Lose.
1208 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
1210 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
1212 * collect2.c (main): Add `-L' case to remove duplicate entries.
1213 (is_in_args): New function to check for a duplicate argument.
1214 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
1215 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
1216 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
1217 Define to be nonzero.
1219 2001-04-27 Andreas Jaeger <aj@suse.de>
1220 Richard Henderson <rth@redhat.com>
1222 * md.texi (Machine Constraints): Document additional i386
1223 constraints and fix description of "A".
1225 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
1227 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
1229 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
1231 * except.c (get_exception_filter): word_mode, not Pmode.
1233 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
1235 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
1236 common to other movsf patterns. Move up so that in future
1237 people who change the other patterns will change it too.
1238 (movsf_lo_sum): Allow even for soft-float; add appropriate
1240 (movsf_high): Likewise.
1241 (movsf_high+1): Allow even for soft-float.
1243 * function.c (expand_function_end): Always clobber the
1244 return registers, even if there is no return label.
1246 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
1248 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
1250 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
1252 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
1253 (pushqi2_rex64, pushhi2_rex64): Add.
1255 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
1257 * except.c (expand_eh_region_end_cleanup): Force pending stack
1258 adjust before emitting label that branches around cleanup code.
1260 2001-04-26 H.J. Lu (hjl@gnu.org)
1262 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
1264 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
1266 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
1267 (ASM_OUTPUT_SECTION_NAME): Likewise.
1268 (ASM_WEAKEN_LABEL): Likewise.
1269 (UNIQUE_SECTION): Likewise.
1270 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
1271 (ASM_OUTPUT_DESTRUCTOR): Likewise.
1272 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
1273 (ASM_OUTPUT_SECTION_NAME): Likewise.
1274 (ASM_WEAKEN_LABEL): Likewise.
1275 (UNIQUE_SECTION): Likewise.
1276 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
1277 (ASM_OUTPUT_DESTRUCTOR): Likewise.
1278 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
1279 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
1280 (ASM_FILE_START): Likewise.
1281 (ASM_OUTPUT_SOURCE_LINE): Likewise.
1282 (ASM_DECLARE_OBJECT_NAME): Likewise.
1283 (ASM_FILE_END): Likewise.
1284 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1285 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
1286 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1287 (ASM_OUTPUT_CASE_LABEL): Likewise.
1288 (ASM_OUTPUT_SKIP): Likewise.
1289 (ASM_OUTPUT_ASCII): Likewise.
1290 (ASM_OUTPUT_IDENT): Likewise.
1291 (READONLY_DATA_SECTION): Likewise.
1292 (EXTRA_SECTIONS): Likewise.
1293 (EXTRA_SECTION_FUNCTIONS): Likewise.
1294 (SELECT_RTX_SECTION): Likewise.
1295 (SELECT_SECTION): Likewise.
1297 * config/mips/linux.h (INVOKE__main): Undefine.
1298 (CTOR_LIST_BEGIN): Likewise.
1299 (CTOR_LIST_END): Likewise.
1300 (DTOR_LIST_BEGIN): Likewise.
1301 (DTOR_LIST_END): Likewise.
1302 (SET_ASM_OP): Defined it to ".dummy".
1303 (ASM_OUTPUT_DEF): Defined.
1304 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
1306 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
1308 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
1309 assembler supports .p2align.
1311 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
1313 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
1315 2001-04-26 Jakub Jelinek <jakub@redhat.com>
1317 * integrate.c (expand_inline_function): Check for error_mark_node
1320 2001-04-26 Jakub Jelinek <jakub@redhat.com>
1322 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
1325 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
1327 * configure.in (configargs.h): Define thread_model.
1328 * configure: Rebuilt.
1329 * gcc.c (main): Print it with -v.
1331 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
1333 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
1334 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
1335 * gcc.1: Regenerate.
1337 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1339 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
1340 is_redundant_typedef): Use static inline instead of inline static.
1342 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
1344 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
1345 this directory is always searched.
1347 2001-04-25 Richard Henderson <rth@redhat.com>
1349 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
1350 of registers to restore along non eh_return path.
1352 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1354 * c-format.c (check_format_info_recurse): Handle
1355 PLUS_EXPR for format string.
1357 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1359 * config/ia64/ia64.h (CC1_SPEC): Define.
1360 * config/ia64/linux.h (CC1_SPEC): Define.
1362 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
1364 * emit-rtl.c (constant_subword): Also do sign extension in
1365 BITS_PER_WORD == 16 case.
1367 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
1369 * loop.c (try_swap_copy_prop): Go back to checking insn.
1371 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1373 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
1374 if check_mode is non-zero.
1376 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1378 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
1379 out and comparison sequence has been detected, put result into
1380 proper temporary pseudo.
1382 2001-04-24 Zack Weinberg <zackw@stanford.edu>
1384 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
1385 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
1386 * libgcc2.c: Remove __dummy and __builtin_saveregs.
1387 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
1388 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
1389 for future reference.
1391 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
1393 * except.c (reachable_handlers): Step out one level from a RESX.
1395 * except.c (struct eh_region): Rename 'last' to 'resume'.
1396 (mark_eh_region, duplicate_eh_region_1): Adjust.
1397 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
1398 (build_post_landing_pads): Likewise.
1399 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
1400 (expand_eh_region_end_must_not_throw): Likewise.
1401 (connect_post_landing_pads): Thread (only) regions with non-deleted
1404 * except.c (expand_eh_region_end_cleanup): Save the EH return data
1405 registers around the cleanup.
1406 (get_exception_filter): New fn.
1407 (finish_eh_generation): Use it.
1409 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
1411 * c-semantics.c (add_scope_stmt): Don't call
1412 current_scope_stmt_stack multiple times.
1414 2001-04-24 Zack Weinberg <zackw@stanford.edu>
1415 Nathan Sidwell <nathan@codesourcery.com>
1417 Lazy __FUNCTION__ generation.
1418 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
1419 RID_C99_FUNCTION_NAME): New _RIDs.
1420 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
1421 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
1422 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
1424 (function_id_node, pretty_function_id_node, func_id_node): Remove.
1425 (c99_function_name_decl_node, function_name_decl_node,
1426 pretty_function_name_decl_node, saved_function_name_decls):
1428 (struct language_function): Remove x_function_name_declared_p.
1429 (make_fname_decl): Remove a parameter.
1430 (declare_function_names): Remove prototype.
1431 (start_fname_decls, finish_fname_decls): Prototype.
1432 (fname_as_string): Likewise.
1433 (fname_string, fname_decl): Likewise.
1434 * c-common.c (make_fname_decl): Adjust.
1435 (struct fname_var_t): New struct.
1436 (fname_vars): New static array.
1437 (declare_function_name): Remove.
1438 (start_fname_decls, finish_fname_decls): New functions.
1439 (fname_as_string): New function from remnants of
1440 declare_function_name.
1441 (fname_string, fname_decl): New functions.
1443 * c-decl.c (c_function_name_declared_p): Remove.
1444 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
1445 don't call declare_function_name. Call start_fname_decls.
1446 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
1447 clobber the line number. Call finish_decl.
1448 (start_function): Call start_fname_decls.
1449 (finish_function): Call finish_fname_decls.
1450 Remove c_function_name_declared_p.
1451 (push_c_function_context): Don't push c_function_name_declared_p.
1452 (pop_c_function_context): Don't pop c_function_name_declared_p.
1453 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
1454 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
1455 (program): Call finish_fname_decls for C.
1456 (primary): Add VAR_FUNC_NAME.
1457 (reswords): Add slots for __FUNCTION__ et al.
1458 (rid_to_yy): Add mappings for __FUNCTION__ et al.
1459 (yylexname): If it's a STRING_FUNC_NAME generate the function name
1460 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
1461 * c-semantics.c (prune_unused_decls): Remove.
1462 (finish_stmt_tree): Don't call prune_unused_decls.
1463 (genrtl_decl_stmt): Don't prune unused decls here.
1465 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
1467 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
1468 constant pool, use the pool's SYMBOL_REF instead.
1470 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
1473 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
1475 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
1476 passing nested NOP_EXPRs to fold.
1478 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1480 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
1482 2001-04-22 Mark Mitchell <mark@codesourcery.com>
1484 * loop.c (loop_delete_insns): Add prototype.
1486 2001-04-23 Phil Edwards <pme@sources.redhat.com>
1488 * configure.in: Remove ENABLE_STD_NAMESPACE.
1489 * config.in: Regenerated.
1490 * configure: Regenerated.
1492 2001-04-22 Stan Shebs <shebs@apple.com>
1494 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
1496 * config/rs6000/xm-darwin.h: Remove file.
1498 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1500 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
1501 (write_c_file_stat): Likewise.
1503 * dbxout.c (dbxout_init): Likewise.
1505 * profile.c (output_func_start_profiler): Likewise.
1507 2001-04-22 Philipp Thomas <pthomas@suse.de>
1509 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
1510 require it instead of the CVS version.
1511 * cpperror.c (v_message): Put a blank before the macro
1512 body to not confuse exgettext.
1514 2001-04-21 Mark Mitchell <mark@codesourcery.com>
1516 * flow.c (proagate_one_insn): Remove useless assignment.
1517 * jump.c (delete_insn): Tidy.
1518 * loop.c (try_copy_prop): When deleting an instruction with a
1519 REG_RETVAL note, delete the entire libcall sequence.
1520 (loop_delete_insns): New function.
1521 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
1522 we're not substituting into them yet.
1524 2001-04-21 Kazu Hirata <kazu@hxi.com>
1526 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
1528 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
1530 * config/i960/i960.c (signed_arith_operand): Likewise.
1532 * calls.c (expand_call): Fix a comment typo.
1534 2001-04-20 Zack Weinberg <zackw@stanford.edu>
1536 * configure.in: Probe for times, clock, struct tms, and clock_t.
1537 * configure, config.in: Regenerate.
1538 * timevar.c: Replace ifdef forest in get_time with (relatively)
1539 straightforward series of checks based on autoconf's probes.
1541 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
1543 * config/pa/som.h (NM_FLAGS): Define.
1545 2001-04-20 Bernd Schmidt <bernds@redhat.com>
1547 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
1549 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
1550 * ia64.c (nop_cycles_until): New function.
1551 (prev_cycle, prev_first, last_issued): New static variables.
1552 (ia64_sched_reorder): Additional arg for clock.
1553 On final scheduling pass, emit extra NOPs as needed.
1554 Set prev_first and prev_cycle.
1555 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
1556 (ia64_variable_issue): Set last_issued.
1558 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
1560 * config/i386/i386.c (ix86_expand_int_movcc,
1561 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
1563 2001-04-20 Geoff Keating <geoffk@redhat.com>
1565 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
1566 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
1567 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
1568 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
1569 ctrdi_internal6): In the short-branch case, this insn is only 4
1570 bytes long. Reported by Reza Yazdani <reza@apple.com>.
1572 2001-04-20 Jakub Jelinek <jakub@redhat.com>
1574 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
1575 "=u" is used together with "st" resp. "st(1)" clobber.
1577 2001-04-20 Jakub Jelinek <jakub@redhat.com>
1579 * gcse.c (gcse_main): Fix comment typo.
1580 (delete_null_pointer_check): Likewise.
1581 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
1582 * cse.c (cse_insn): Likewise.
1583 * function.c (fixup_var_refs_insns_with_hash): The sequence is
1586 2001-04-19 Zack Weinberg <zackw@stanford.edu>
1588 * toplev.c: Excise all code for the undocumented -dm option.
1589 (float_signal): Call signal just once, unconditionally.
1591 2001-04-19 Geoff Keating <geoffk@redhat.com>
1593 * fold-const.c (fold): Use first_rtl_op rather than
1594 TREE_CODE_LENGTH when looping over parameters of a tree.
1595 Correct strange grouping in test for evaluated SAVE_EXPR.
1597 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
1599 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
1600 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
1602 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
1603 name at 32 total characters.
1604 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
1605 functions in named sections -- data items can still go into unique
1606 sections, but they have normal names (ie $LIT$ and $DATA$).
1608 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
1611 2001-04-19 DJ Delorie <dj@redhat.com>
1613 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
1614 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
1615 * config/i386/cygwin.h: Likewise.
1616 * config/i386/mingw32.h: Likewise.
1617 * config/vax/vms.h: Likewise.
1618 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
1620 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
1621 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
1622 * config/i386/xm-cygwin.h: Likewise.
1623 * config/i386/xm-djgpp.h: Likewise.
1624 * config/i386/xm-mingw32.h: Likewise.
1625 * config/vax/xm-vms.h: Likewise.
1627 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
1628 instead of OBJECT_SUFFIX.
1629 * collect2.c (find_a_file): Look for files matching the extension
1630 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
1631 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
1632 TARGET_EXECUTABLE_SUFFIX.
1633 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
1634 (make_relative_prefix): Likewise.
1635 (convert_filename): Use TARGET_ suffixes throughout. Remove
1637 (process_command): Likewise.
1638 (do_spec_1): Likewise.
1639 * java/lang.c (init_parse): Likewise.
1641 * gcc.texi : Document four new options matching the pattern
1642 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
1643 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
1644 documentation for NO_AUTO_EXE_SUFFIX.
1646 2001-04-19 Mark Mitchell <mark@codesourcery.com>
1648 * toplev.h (struct lang_hooks): Allow decode_option to indicate
1649 that language-independent processing should not be done.
1650 * toplev.c (main): Adjust accordingly.
1652 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
1653 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
1655 * mips.md (reload_outputdi): Require that operand0 be a
1658 2001-04-19 Jakub Jelinek <jakub@redhat.com>
1660 * invoke.texi (-Wshadow): Clarify.
1662 2001-04-18 Mark Mitchell <mark@codesourcery.com>
1664 * loop.c (load_mems): Examine all the instructions in the loop
1665 before concluding that all jumps branch to the first instruction
1668 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
1670 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
1672 2001-04-18 Jakub Jelinek <jakub@redhat.com>
1674 * cpp.texi (-Wwhite-space): Remove.
1675 (-Wall): -Wall does not imply -Wwhite-space.
1677 2001-04-17 Zack Weinberg <zackw@stanford.edu>
1679 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
1680 use it instead of blindly generating a .stabs.
1681 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
1683 * xcoffout.c: Don't bother defining default for N_CATCH.
1684 (UNKNOWN_STAB): Use internal_error.
1685 (stab_to_sclass): Remove now-unnecessary aborts.
1686 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
1688 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
1690 * jump.c (mark_all_labels): Canonicalize the tail recursion
1691 label attached to CALL_PLACEHOLDER insns.
1693 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1695 * output.h (dump_flow_info, free_basic_block_vars,
1696 which_alternative): Delete redundant prototypes.
1698 * rtl.h (bss_section): Likewise.
1700 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
1702 * dbxout.c (N_OPT): Define if not available from <stab.h>
1704 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
1706 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
1707 libraries and native K&R compilers.
1709 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1711 * c-typeck.c (convert_arguments): Don't check for width changes
1714 * invoke.texi (-Wtraditional): Update documentation.
1716 2001-04-16 Zack Weinberg <zackw@stanford.edu>
1718 * toplev.c (output_lang_identify): Delete.
1719 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
1720 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
1721 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
1722 after calling ASM_FILE_END.
1724 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
1725 Instead, unconditionally emit an N_OPT stab with string equal
1726 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
1728 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
1730 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
1731 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
1732 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
1733 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
1734 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
1735 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
1736 config/i370/i370.h, config/i386/beos-elf.h,
1737 config/i386/osf1elf.h, config/i386/osfrose.h,
1738 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
1739 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
1740 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
1741 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
1742 config/mips/iris6.h, config/mips/osfrose.h,
1743 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
1744 config/sparc/sp64-elf.h:
1745 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
1746 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
1748 * config/elfos.h, config/freebsd.h, config/linux.h,
1749 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
1750 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
1751 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
1752 of ASM_FILE_START which merely emit a .version directive. Delete
1753 definitions of ASM_FILE_END which merely emit an .ident directive.
1755 * config/avr/avr.h, config/vax/vax.h: Delete definition of
1756 ASM_IDENTIFY_GCC and move part of its logic into
1759 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
1760 config/sparc/linux-aout.h: Don't emit .version directive in
1763 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
1764 (output_file_start): Correct comment.
1766 * config/i386/osfrose.h: Don't emit trailing .ident directive.
1767 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
1769 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
1770 * config/rs6000/aix.h: Correct comment.
1772 * config/i386/i386afe.h: Delete.
1773 * config.gcc: Remove references to i386afe.h.
1775 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
1776 other macros deleted by this patch were undocumented.
1778 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
1780 * pa.md (reload_outdi): Operand 0 must be a non hard register.
1782 * pa.c (secondary_reload_class): SAR<->FP copies require a
1785 * install.texi (mips-mips-bsd): Update list of functions
1786 required to include memmove.
1787 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
1788 used functions to include memmove.
1790 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
1792 * i386.md (sqrtdf2): SFmode should be DFmode.
1794 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
1796 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
1797 (find_moveable_store): Likewise.
1799 2001-04-15 Jim Wilson <wilson@redhat.com>
1801 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
1803 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1805 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
1806 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
1808 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
1810 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
1813 2001-04-14 Alan Modra <amodra@one.net.au>
1815 * pa.c (force_mode): New function.
1816 (emit_move_sequence): Use it instead of generating new rtx_REGs.
1818 2001-04-13 Jim Wilson <wilson@redhat.com>
1820 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
1821 (first_instruction): New static variable.
1822 (rtx_needs_barrier): Return 1 for alloc.
1823 (init_insn_group_barriers): Set first_instruction.
1824 (rws_sum): Delete duplicate definition.
1825 (group_barrier_needed_p): Return 0 when first_instruction true.
1826 (safe_group_barrier_needed_p): Save and restore first_instruction
1827 around group_barrier_needed_p call.
1829 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
1831 * expr.h (enum libfunc_index): Add LTI_memmove.
1832 (memmove_libfunc): Define macro.
1833 * optabs.c (init_optabs): Initialize memmove_libfunc.
1834 * expr.c (expand_assignment): Use memmove_libfunc instead of
1837 2001-04-13 Alan Modra <alan@linuxcare.com.au>
1839 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
1842 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1844 * Makefile.in (reg-stack.o): Depend on reload.h.
1845 (insn-attrtab.o): Depend on flags.h.
1847 * genattrtab (main): Include flags.h in insn-attrtab.c.
1849 * reg-stack.c: Include reload.h.
1851 * sparc.h (flag_pic): Delete redundant declaration.
1853 * output.h (flag_pic): Likewise.
1855 * tree.h (pedantic): Likewise.
1857 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1859 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
1861 * jump.c, regmove.c, toplev.c: Include reload.h.
1863 * reload.h (reload_cse_regs): Declare.
1865 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
1866 reload_cse_regs, init_reload, mark_home_live, reload,
1867 init_caller_save): Delete redundant prototypes.
1869 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1871 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
1873 * regclass.c, ssa.c: Include expr.h.
1875 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
1876 gen_move_insn): Delete redundant declarations.
1878 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1880 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
1881 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
1882 MAKEINFO and MAKEINFOFLAGS too.
1883 (stage4_build): Correctly order -B flags.
1885 2001-04-13 Alan Modra <amodra@one.net.au>
1887 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
1888 PIC_OFFSET_TABLE_SAVE_RTX.
1889 (zdepi_cint_p): Describe zdepi insn.
1890 Formatting and white space fixes throughout file.
1892 * pa.c (uint32_operand): Don't use long constant >= 2^32.
1893 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
1894 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
1895 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
1896 (output_64bit_and): Use plain `int's for shift counts.
1897 (output_64bit_ior): Likewise.
1898 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
1899 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
1902 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
1903 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
1904 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
1905 NEW_HP_ASSEMBLER into one. Kill warnings.
1907 * pa-gas.h: Delete file.
1908 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
1909 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
1910 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
1911 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
1913 * config/pa/mill32.S: New file.
1914 * config/pa/mill64.S: New file.
1915 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
1916 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
1917 * config/pa/t-linux64: New file.
1918 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
1919 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
1920 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
1922 * elfos.h (SELECT_SECTION): Undef before defining.
1923 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
1924 (LIB_SPEC): Remove -lmilli.
1925 (DBX_REGISTER_NUMBER): Remove.
1926 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
1927 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
1928 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
1929 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
1930 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
1931 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
1932 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
1933 TARGET_GAS): Define.
1934 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
1935 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
1936 regs if we don't have a prototype.
1937 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
1938 * pa.h (TARGET_ELF32): Default to 0 if undefined.
1939 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
1940 EH_RETURN_HANDLER_RTX): Define.
1941 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
1942 (DWARF_FRAME_REGNUM): Define.
1943 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
1944 * pa32-linux.h: New file.
1945 * pa64-linux.h: New file.
1947 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1948 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
1949 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
1950 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
1951 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
1952 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
1953 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
1954 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
1955 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
1956 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
1957 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
1958 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
1959 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
1960 * pa64-hpux.h: New file.
1961 (ASM_FILE_START): Correct typo.
1962 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
1963 * config.gcc: Modify for above.
1965 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
1967 * jump.c (jump_optimize_1): Don't delete dead stores here.
1968 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
1969 prior to running jump optimize before cse2.
1971 2001-04-12 Richard Henderson <rth@redhat.com>
1973 * Makefile.in (regmove.o): Depend on except.h.
1974 * regmove.c: Include it.
1976 2001-04-12 Stan Shebs <shebs@apple.com>
1978 * objc/objc-act.c: Remove all code ifdefed with the never-used
1979 macro OBJC_INT_SELECTORS.
1980 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
1981 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
1983 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
1985 * config/pa/quadlib.c: Add prototypes.
1987 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1989 * bitmap.h (debug_bitmap): Delete redundant prototype.
1991 * rtl.h (get_frame_size): Likewise.
1993 2001-04-12 Jim Wilson <wilson@redhat.com>
1995 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
1996 to just emit an fnorm.
1998 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2000 * c-common.h (truthvalue_conversion, type_for_mode,
2001 type_for_size): Delete redundant declarations.
2003 * c-lex.h (is_class_name): Likewise.
2005 * c-tree.h (pedantic, convert, getdecls, gettags,
2006 global_bindings_p, init_decl_processing, insert_block,
2007 maybe_build_cleanup, poplevel, print_lang_decl,
2008 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
2009 set_block, incomplete_type_error, build_function_call,
2010 lvalue_or_else, mark_addressable): Likewise.
2012 * expr.h (expand_tree_builtin): Likewise.
2014 2001-04-12 Mark Mitchell <mark@codesourcery.com>
2016 * invoke.texi: Document --param max-gcse-memory.
2018 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2020 * configure.in (errno): Check for declaration.
2021 * configure, config.in: Regenerated.
2023 * system.h (errno): Only declare if not already done.
2025 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2027 * recog.c (general_operand, immediate_operand,
2028 nonmemory_operand): Require CONST_INTs to be sign-extended
2029 values for their modes.
2031 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2033 * expmed.c (store_bit_field): Truncate CONST_INTs.
2034 (expand_mult_highpart, expand_divmod): Likewise.
2035 * expr.c (convert_modes, store_field): Likewise.
2036 * integrate.c (expand_inline_function): Use promote_mode() to
2037 determine whether to convert_modes() an argument as signed
2039 * optabs.c (expand_binop): Get CONST_INT operands
2040 sign-extended for their appropriate modes.
2041 * stmt.c (emit_case_nodes): Convert node values to the
2043 (expand_end_case): Convert minval and range to the appropriate
2045 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
2046 the iteration variable.
2047 * varasm.c (immed_double_const): Don't require words to be
2048 narrower than host wide ints to properly sign-extend
2051 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
2053 * sh.md (builtin_setjmp_receiver): New expander.
2055 2001-04-12 David Edelsohn <dje@watson.ibm.com>
2057 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
2058 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
2059 for generating CONST_INT and CONST_DOUBLE.
2061 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2063 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
2064 already sign-extended.
2065 (rs6000_emit_prologue): Make register iterator signed.
2066 (rs6000_emit_epilogue): Likewise.
2067 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
2069 (movsf split, movdf split): Sign-extend CONST_INTs.
2070 (movdi splits): Likewise.
2072 2001-04-12 Kelley Cook <kelley.cook@home.com>
2074 * config-lang.in (lang_dirs): Add in zlib.
2076 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
2078 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
2079 operands that make it to RTL.
2081 2001-04-11 Stan Shebs <shebs@apple.com>
2083 Add Darwin (Mac OS X kernel) native support.
2084 * config.gcc (powerpc-*-darwin*): Add native bits.
2085 * config/darwin.c: New file, generic Darwin support functions.
2086 * config/darwin.h: New file, generic Darwin definitions.
2087 * config/darwin-protos.h: New file, generic Darwin prototypes.
2088 * rs6000/darwin.h: New file, Darwin for PowerPC.
2089 * rs6000/t-darwin: New file, Darwin makefile fragment.
2090 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
2091 (TARGET_MACHO): Ditto.
2092 (rs6000_abi): Add ABI_DARWIN.
2093 (RS6000_REG_SAVE): Add ABI_DARWIN case.
2094 (RS6000_SAVE_AREA): Ditto.
2095 (FP_ARG_MAX_REG): Ditto.
2096 (RETURN_ADDRESS_OFFSET): Ditto.
2097 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
2099 (rs6000_emit_move): Add ABI_DARWIN cases.
2100 (print_operand): Ditto.
2101 (first_reg_to_save): Ditto.
2102 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
2103 (debug_stack_info): Ditto.
2104 (rs6000_emit_prologue): Ditto.
2105 (rs6000_emit_epilogue): Ditto.
2106 (output_profiler_hook): Ditto.
2107 (output_function_profiler): Ditto.
2108 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
2109 (output_mi_thunk): Add TARGET_MACHO case.
2110 (add_compiler_stub): Ditto.
2111 (output_compiler_stub): Ditto.
2112 (no_previous_def): Ditto.
2113 (output_call): Ditto.
2114 (machopic_output_stub): Ditto.
2115 (rs6000_machopic_legitimize_pic_address): Ditto.
2116 (toc_section): Ditto.
2117 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
2118 (macho_high): Ditto.
2121 (load_macho_picbase): Ditto.
2122 (call): Add TARGET_MACHO case to modify function.
2123 (call_value): Ditto.
2124 (call_nonlocal_sysv): Add ABI_DARWIN case.
2125 (call_value_nonlocal_sysv): Ditto.
2126 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
2128 (machopic_output_stub): Ditto.
2129 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
2131 2001-04-11 Mark Mitchell <mark@codesourcery.com>
2133 * dwarf2out.c (modified_type_die): Don't create new types here.
2134 * tree.h (get_qualified_type): New function.
2135 (build_qualified_type): Adjust comment.
2136 * tree.c (get_qualified_type): New function.
2137 (build_qualified_type): Use it.
2139 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2141 * cpp.texi (-Wtraditional): Update description.
2143 * invoke.texi (-Wtraditional): Likewise.
2145 2001-04-11 Jim Wilson <wilson@redhat.com>
2147 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
2148 requires more than 64 bits of alignment.
2150 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
2152 * cpplib.c (do_line): Sanity check iff enable checking.
2154 2001-04-11 Richard Henderson <rth@redhat.com>
2156 * Makefile.in (insn-recog.o): Depend on toplev.h.
2157 (insn-emit.o, doloop.o): Likewise.
2158 * genrecog.c, genemit.c: Include toplev.h in generated file.
2159 * doloop.c: Include toplev.h.
2161 2001-04-11 Mark Mitchell <mark@codesourcery.com>
2163 * Makefile.in (gcse.o): Depend on params.h.
2164 * gcse.c: Include params.h.
2165 (gcse_main): Don't do GCSE if doing so will take inordinate
2167 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
2168 * params.h (MAX_GCSE_MEMORY): New macro.
2170 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2172 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
2174 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
2176 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2178 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
2180 * real.h (ereal_atof, real_value_truncate, target_isnan,
2181 target_isinf, target_negative, assemble_real, debug_real): Delete
2182 redundant prototypes.
2184 * Makefile.in (ifcvt.o): Depend on toplev.h.
2186 * c-semantics.c: Include expr.h.
2188 * ifcvt.c: Include toplev.h.
2190 * expr.h (rtx_equal_p): Delete prototype.
2192 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
2193 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
2194 eliminate_constant_term, expand_complex_abs, find_single_use,
2195 make_tree, init_expr_once, init_optabs, supports_one_only):
2198 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
2199 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
2200 expand_assignment, store_expr, emit_line_note_after,
2201 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
2203 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
2205 * sparc-protos.h: Delete redundant prototypes.
2207 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
2209 * reload.c (push_reload): Add condition missed in SUBREG byte
2212 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2214 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
2216 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2218 * i386.md (floatsisf_sse): Fix output template
2219 * i386.c (ix86_expand_fp_movcc)
2221 * reg-stack.c (emit_pop_insn): Handle complex modes.
2222 (move_for_stack_reg): Emit proper move mode.
2223 (subst_stack_regs_pat): Handle complex modes.
2225 2001-04-11 Jakub Jelinek <jakub@redhat.com>
2227 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
2229 2001-04-10 Richard Henderson <rth@redhat.com>
2231 * libgcc2.h (__terminate_func_ptr): Remove typedef.
2232 (__pure_virtual, __terminate, __terminate_set_func,
2233 __default_terminate, __throw_type_match, __empty,
2234 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
2235 __eh_rtime_match, __unwinding_cleanup, __rethrow,
2236 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
2237 Remove prototypes of deleted functions.
2239 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2241 * c-typeck.c (convert_arguments): -Wtraditional now activates
2242 -Wconversion warnings, except for changes in signed-ness.
2243 Detect complex<->int & int<->complex conversions as well.
2245 * invoke.texi (-Wtraditional): Document it.
2247 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2249 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
2250 * flow.c (set_block_for_new_insns): Remove needless cast and
2251 properly check for unset block number.
2253 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
2255 * function.c (purge_single_hard_subreg_set): Only check REGNO if
2256 the subreg was a hard register. Pseudos are left as subregs.
2258 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2260 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
2261 (LIB2ADD_ST): New macro, pass it to mklibgcc.
2262 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
2263 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
2264 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
2266 2001-04-09 Bo Thorsen <bo@suse.co.uk>
2268 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
2270 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2272 * output.h (set_block_num): Missed it earlier, remove deprecated
2275 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2277 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
2278 (load_killed_in_block_p): Change bb parameter from int to basic_block.
2279 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
2280 (handle_rd_kill_set): Change bb parameter from int to basic_block.
2281 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
2282 (expr_killed_p): Change bb parameter from int to basic_block, pass
2283 basic_blocks instead of ints as parameters.
2284 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
2285 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
2286 from int to basic_block, pass basic_blocks instead of ints as parms.
2287 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
2288 parameter from int to basic_block, pass basic_blocks instead of ints.
2289 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
2290 (insert_insn_end_bb): Change bb parameter from int to basic_block,
2291 pass basic_blocks instead of ints.
2292 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
2293 basic_blocks instead of ints as parameters.
2294 (pre_delete): Pass basic_blocks instead of ints as parameters.
2295 (hoist_expr_reaches_here_p): Change bb parameter from int to
2296 basic_block, pass basic_blocks instead of ints.
2297 (hoist_code): Pass basic_blocks instead of ints as parameters.
2298 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
2299 Change bb parameter from int to basic_block.
2300 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
2301 (insert_insn_start_bb): Change bb parameter from int to basic_block,
2302 pass basic_blocks instead of ints.
2303 (insert_store): Pass basic_blocks instead of ints as parameters.
2304 (replace_store_insn, delete_store): Change bb parameter from int to
2305 basic_block, pass basic_blocks instead of ints.
2306 (store_motion): Pass basic_blocks instead of ints as parameters.
2308 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2310 * basic-block.h (set_new_block_for_insns): New Prototype.
2311 (set_block_num): Delete prototype.
2312 * flow.c (set_block_num): Remove obsolete function.
2313 (set_block_for_new_insns): Set BB for single or multiple insns.
2314 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
2315 (process_insn_end_bb): Use set_block_for_new_insns or
2316 set_block_for_insn instead of set_block_num.
2317 (pre_insert_copy_insn): Use set_block_for_new_insns.
2318 (update_ld_motion_stores): Use set_block_for_new_insns.
2319 (insert_insn_start_bb): Use set_block_for_new_insns.
2320 (replace_store_insn): Use set_block_for_new_insns.
2322 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2323 Jeff Law <law@redhat.com>
2325 * alias.c (get_addr): Externalize.
2326 (canon_true_dependence): New function. Behaves like true_dependance
2327 except it already assumes a MEM has been canonicalized.
2328 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
2329 * gcse.c (struct ls_expr): Add load/store expressions structure.
2330 (modify_mem_list, canon_modify_mem_list): New variable.
2331 (gcse_main): Initialize & finalize alias analysis. Use enhanced
2332 load motion and store motion if requested.
2333 (alloc_gcse_mem): Allocate space for modify_mem_list array.
2334 (free_gcse_mem): Free the modify_mem_list array.
2335 (oprs_unchanged_p): Use load_killed_in_block_p.
2336 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
2337 (mems_conflict_for_gcse_p): New function. Don't kill loads
2338 with stores to themselves if its in the load/store expression list.
2339 (load_killed_in_block_p): New function.
2340 (canon_list_insert): New Function.
2341 (record_last_mem_set_info): Keep a list of all instructions which
2342 can modify memory for each basic block.
2343 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
2344 (oprs_not_set_p): Use load_killed_in_block_p.
2345 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
2346 (expr_killed_p): Use load_killed_in_block_p.
2347 (compute_transp): Do not pessimize memory references.
2348 (pre_edge_insert): Update stores for a load motion expression.
2349 (one_pre_gcse_pass): Check loads/stores for extra load motion.
2350 (ldst_entry): Find or create a ldst_expr structure.
2351 (free_ldst_entry): Free memory for an individual item.
2352 (free_ldst_mems): Free entire load/store expression list.
2353 (print_ldst_list): Print debug info.
2354 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
2355 (enumerate_ldsts): Assign integer values to each entry in list.
2356 (first_ls_expr): First expression in the list.
2357 (next_ls_expr): Next expression in the list.
2358 (simple_mem): Check if expression qualifies for ld/st expression list.
2359 (invalidate_any_buried_refs): Remove from expression list if its
2360 used in some other way we dont understand.
2361 (compute_ld_motion_mems): Find all potential enhanced load motion
2363 (trim_ld_motion_mems): Remove any expressions which are invalid.
2364 (update_ld_motion_stores): Copy store values to registers for loads
2365 which have been moved.
2366 (regvec, st_antloc, num_store): New global statics.
2367 (reg_set_info): Marks registers as set.
2368 (store_ops_ok): Verfies registers expressions are valid in a block.
2369 (find_moveable_store): Look for moveable stores in a pattern.
2370 (compute_store_table): Find stores in a function worth moving, maybe.
2371 (load_kills_store): Check dependance of a load and store.
2372 (find_loads): Find any loads in a pattern.
2373 (store_killed_in_insn): Check if a store is killed in an insn.
2374 (store_killed_after): Check is store killed after an insn in a block.
2375 (store_killed_before): Check is store killed before an insn in a block.
2376 (build_store_vectors): Generate the antic and avail vectors.
2377 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
2378 (insert_store): Add a store to an edge.
2379 (replace_store_insn): Replace a store with a SET insn.
2380 (delete_store): Delete a store insn.
2381 (free_store_memory): Free memory.
2382 (store_motion): Perform store motion.
2383 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
2384 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
2385 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
2386 (f_options): Add gcse-lm and gcse-sm.
2388 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2390 * i386.c (expand_fp_movcc): Fix condition reversal code.
2392 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
2393 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
2394 (CLASS_MAX_NREGS): Use it.
2396 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
2397 handle properly complex values.
2398 (CLASS_MAX_NREGS): Likewise; update comment.
2400 2001-04-05 Bernd Schmidt <bernds@redhat.com>
2402 * ia64.c (ia64_flag_schedule_insns2): New variable.
2403 (ia64_override_options): Initialize it. Clear
2404 flag_schedule_insns_after_reload.
2405 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
2407 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
2409 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
2410 Do not require source to match destination anymore;
2411 Add abort to the nontrivial cases that should be handled by split.
2412 (fix_trunc?fdi): Add SSE case for x86_64.
2413 (floatdi?f): Likewise.
2414 (floatdi?f_sse): New.
2415 (fix_trunc?fdi_sse): New.
2417 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
2419 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
2420 (DEBUG_ARANGES_END_LABEL): Ditto.
2421 (dwarfout_init): Generate length and version fields at the start
2422 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
2423 after the length field.
2424 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
2425 the .debug_aranges info.
2427 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
2429 * i386.c (call, call_value): Make sure that resulting call_insn
2430 does have proper second operand.
2432 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
2434 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
2435 function. Remove include of sys/cygwin.h.
2437 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
2439 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
2440 (CPP_SPEC): Always search */include/w32api for header files.
2441 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
2442 (LINK_SPEC): Add "cyg" to the library search prefixes.
2444 2001-04-08 Philip Blundell <philb@gnu.org>
2446 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
2448 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
2450 * cpperror.c (print_location): Don't special case <stdin>.
2451 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
2452 WARNING, but we don't check if we're in system headers.
2453 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
2454 * cpplib.c (do_warning): Warn in system headers.
2456 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
2458 * mbchar.c: Include config.h first.
2460 2001-04-07 Zack Weinberg <zackw@stanford.edu>
2462 * config.gcc: Set default for xmake_file at top, not bottom.
2463 Change places that set xmake_file to "none" to set to the
2464 empty string instead, or remove them entirely if there is no
2465 default xmake_file for this cpu_type. Remove references to
2468 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
2469 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
2470 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
2471 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
2472 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
2473 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
2474 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
2475 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
2476 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
2477 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
2480 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
2481 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2482 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2483 config/mips/x-sysv, config/rs6000/x-aix31:
2484 Just set CLIB to -lld or -lmld, as appropriate.
2486 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
2487 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
2488 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
2489 config/mips/x-iris, config/pa/x-pa:
2490 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
2491 OTHER_FIXINCLUDES_DIRS.
2493 * config/i386/x-djgpp: Don't set LN or LN_S.
2494 * config/m88k/x-dolph: Don't define __m88k__.
2495 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
2496 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
2497 * config/i860/fx2800.h: No need to #undef SVR4.
2499 38 x-host fragments remain, 2 x-cpu.
2501 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2503 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
2505 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
2507 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
2509 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
2511 * configure.in: Add check for lstat.
2512 * configure, config.in: Regenerate.
2513 * cppinit.c (append_include_chain): Make empty path ".".
2514 * cpplib.c (do_line): Don't simplify #line paths.
2515 * cppfiles.c (remove_component_p): New function.
2516 (find_or_create_entry): Acknowledge stat () errors during
2517 path simplification.
2518 (handle_missing_header): Don't simplify paths.
2519 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
2520 the empty path untouched. Don't leave a trailing '/'.
2522 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
2524 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
2525 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
2527 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
2529 * cppfiles.c (open_file): Fail directories silently, but
2530 with an errno of NOENT set.
2531 (read_include_file): Move the common exit code to the sole
2532 caller. Return an int indicating success or failure. Let
2533 open_file handle directories.
2534 (stack_include_file): If read_include_file fails,
2535 push a "null" buffer.
2537 2001-04-05 DJ Delorie <dj@redhat.com>
2539 * function.h (virtuals_instantiated): Declare.
2540 * function.c: (virtuals_instantiated): Make global.
2541 * calls.c (emit_library_call_value_1): Use
2542 virtual_outgoing_args_rtx only if it hasn't been instantiated.
2543 Otherwise, use the stack pointer directly.
2545 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
2547 * i386.c (x86_initialize_trampoline): New global function.
2548 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
2549 (INITIALIZE_TRAMPOLINE): Move offline.
2550 * i386-protos.h (x86_initialize_trampoline): Declare.
2552 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
2554 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
2555 (lea_0): Rename to lea_1.
2556 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
2557 (lea_general_?): Allow SImodes on TARGET_64BIT
2558 (lea_general_?_zext): New patterns.
2559 (call_1, call_1_rex64): Fix.
2561 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
2563 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
2565 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
2567 * i386.c (function_arg): Return constm1_rtx for last argument.
2568 (ix86_expand_prologue): Update gen_call calls.
2569 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
2570 * i386.md (call_pop): Likewise.
2571 (call): Second operand is VOIDmode.
2572 (call_0): Likewise; Support 64bits.
2573 (call_exp): New expander.
2574 (call_1): Get to the sync.
2575 (call_1_exp): New pattern.
2576 (call_value): Support 64bit.
2577 (call_value_exp): New pattern.
2578 (untyped_call): Update gen_call call.
2579 (call_value_pop): Disable for 64bit.
2580 (call_value_0_rex64): New pattern.
2581 (call_value_1_rex64): Likewise.
2583 2001-04-05 Bo Thorsen <bo@suse.de>
2585 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
2587 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
2589 * i386.md (*andsi_1+3): If used after reload, make sure the operand
2590 satisfies ANY_QI_REG_P.
2592 2001-04-05 Bernd Schmidt <bernds@redhat.com>
2594 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
2597 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
2600 2001-04-04 Zack Weinberg <zackw@stanford.edu>
2602 * config.gcc: Remove default for xm_file. Clean up local
2603 machine type handling. Remove settings of xm_file to
2604 something that doesn't exist. In the big switch, set xm_file,
2605 don't append to it (the value before the big switch is always
2606 null). Don't force build_xm_file or host_xm_file to have a value.
2607 * configure.in: Remove default for xm_file. Do not special
2608 case $cpu/xm-$cpu.h not existing.
2609 * configure: Regenerate.
2611 2001-04-04 Diego Novillo <dnovillo@redhat.com>
2613 * simplify-rtx.c (simplify_binary_operation): Check for overflow
2614 when folding integer division and modulo operations.
2616 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
2618 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
2619 instead of DWARF2_ADDR_SIZE for EH addresses.
2620 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
2623 2001-04-04 Richard Henderson <rth@redhat.com>
2625 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
2626 * config/ia64/t-glibc (LIB2ADDEH): Disable.
2627 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
2629 2001-04-04 Richard Henderson <rth@redhat.com>
2631 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
2632 * configure: Rebuilt.
2634 2001-04-04 Jakub Jelinek <jakub@redhat.com>
2636 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
2637 push insns to delete to it instead of deleting them.
2638 (delete_null_pointer_checks): Delete insns from delete_list after
2639 all delete_null_pointer_checks_1 passes are done.
2641 2001-04-04 Richard Henderson <rth@redhat.com>
2643 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
2644 * configure: Rebuilt.
2646 2001-04-04 Zack Weinberg <zackw@stanford.edu>
2648 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
2649 * config/romp/xm-romp.h: Delete.
2651 2001-04-04 Bernd Schmidt <bernds@redhat.com>
2653 * sched-deps.c (sched_analyze_insn): Partially revert March 27
2656 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2658 * emit-rtl.c (mark_label_nuses) Increment the label uses for
2659 all labels present in rtx.
2660 (try_split) Call new function for all split insns.
2662 2001-04-04 Jakub Jelinek <jakub@redhat.com>
2664 * recog.c (validate_replace_rtx_1): Instead of aborting just make
2665 sure the change won't be validated.
2667 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
2669 * rtl.h (set_noop_p): Declare.
2670 * flow.c (set_noop_p): Move from here ...
2671 * rtlanal.c (set_noop_p): ... to here and enhance.
2672 * cse.c (delete_trivially_dead_insns): Use it.
2673 * gcse.c (hash_scan_set): Likewise.
2674 * jump.c (delete_noop_moves): Likewise.
2675 * recog.c (split_all_insns): Likewise.
2677 2001-04-04 Alan Modra <alan@linuxcare.com.au>
2679 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
2680 stack pointer via a LO_SUM. Ditto for setting a temp register
2681 used to save to the stack. Set cfa_temp when setting fp, and
2682 allow matches to cfa_temp in addition to cfa_store when saving
2683 regs. Handle POST_INC and LO_SUM register stores. Document the
2684 changes and errors in rule 12 doco.
2686 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
2687 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
2688 (load_reg): Move closer to epilogue code.
2689 (DO_FRAME_NOTES): Define to control the following..
2690 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
2691 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
2693 (hppa_expand_epilogue): Likewise.
2695 2001-04-03 Richard Henderson <rth@redhat.com>
2697 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
2698 * configure: Rebuild.
2700 2001-04-03 Richard Henderson <rth@redhat.com>
2702 * rtl.h (LCT_THROW): New.
2703 * calls.c (emit_library_call_value_1): Handle it.
2704 * except.c (connect_post_landing_pads): Use it.
2706 2001-04-03 Zack Weinberg <zackw@stanford.edu>
2708 * gansidecl.h: Delete file.
2709 * configure.in: Change all refs to gansidecl.h to use
2710 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
2712 * configure: Regenerate.
2714 * Makefile.in (intl.o): Don't depend on gansidecl.h.
2715 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
2716 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
2717 Don't include gansidecl.h.
2718 * intl.c, main.c, version.c, fixinc/fixlib.h,
2719 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
2722 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2724 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
2727 2001-04-03 Zack Weinberg <zackw@stanford.edu>
2729 * config/i386/xm-beos.h, config/i386/xm-isc.h,
2730 config/i386/xm-next.h, config/i386/xm-sco.h,
2731 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
2732 config/m88k/xm-m88k.h: Delete.
2734 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
2735 * config/romp/xm-romp.h: Don't define bcopy.
2736 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
2737 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
2739 * config.gcc: Remove references to deleted files.
2741 14 xm-host.h remain, 1 xm-cpu.h.
2743 2001-04-03 Jakub Jelinek <jakub@redhat.com>
2744 David S. Miller <davem@pierdol.cobaltmicro.com>
2745 Andrew MacLeod <amacleod@redhat.com>
2747 Use byte offsets in SUBREGs instead of words.
2749 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
2750 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
2751 to pass new argument.
2752 (add_stored_regs): Use subreg_regno_offset function.
2753 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
2755 (precompute_arguments): Use gen_lowpart_SUBREG.
2756 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
2757 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
2758 (simplify_set): Rework to use SUBREG_BYTE.
2759 (expand_field_assignment): Use SUBREG_BYTE.
2760 (make_extraction): Use SUBREG_BYTE.
2761 (if_then_else_cond): Use SUBREG_BYTE.
2762 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
2763 (gen_lowpart_for_combine): Compute full byte offset.
2764 * cse.c (mention_regs): Use SUBREG_BYTE.
2765 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
2766 (canon_hash): Use SUBREG_BYTE.
2767 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
2768 (gen_lowpart_if_possible): Formatting.
2769 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
2771 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
2772 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
2773 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
2774 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
2775 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
2776 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
2777 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
2778 certain invariants about SUBREGs the compiler creates.
2779 (gen_lowpart_SUBREG): New function.
2780 (subreg_hard_regno): New function to get the final register number.
2781 (gen_lowpart_common): Use SUBREG_BYTE.
2782 (gen_imagpart): Spacing nits.
2783 (subreg_realpart_p): Use SUBREG_BYTE.
2784 (gen_highpart): Use SUBREG_BYTE.
2785 (subreg_lowpart_p): Always compute endian corrected goal offset,
2786 even at the byte level, then compare against that.
2787 (constant_subword): New function, pulled out all constant cases
2788 from operand_subword and changed second argument name to offset.
2789 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
2790 and call constant_subword to do the work. Return const0_rtx if
2791 looking for a word outside of OP.
2792 (operand_subword_force): Change second arg name to offset.
2793 * expmed.c (store_bit_field): Use SUBREG_BYTE.
2794 (store_split_bit_field): Use SUBREG_BYTE.
2795 (extract_bit_field): Use SUBREG_BYTE.
2796 (extract_split_bit_field): Use SUBREG_BYTE.
2797 (expand_shift): Use SUBREG_BYTE.
2798 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
2799 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
2800 * flow.c (set_noop_p): Use SUBREG_BYTE.
2801 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
2802 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
2803 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
2805 (optimize_bit_field): Use SUBREG_BYTE.
2806 (purge_addressof_1): Use SUBREG_BYTE.
2807 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
2808 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
2809 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
2810 * gengenrtl.c (special_rtx): Add SUBREG.
2811 * global.c (mark_reg_store): Use SUBREG_BYTE.
2812 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
2813 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
2814 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
2815 final byte offset is congruent to subreg's mode size.
2816 (subst_constants): Use SUBREG_BYTE.
2817 (mark_stores): Use subreg_regno_offset function.
2818 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
2819 function and SUBREG_BYTE.
2820 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
2821 (reg_is_born): Use subreg_hard_regno.
2822 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
2823 endian correction code. Don't combine subregs unless resulting
2824 offset aligns with type. Fix subreg constant extraction for DImode.
2825 Simplify SUBREG of VOIDmode CONST_DOUBLE.
2826 (general_operand): Remove dead mode_altering_drug code.
2827 (indirect_operand): Use SUBREG_BYTE.
2828 (constrain_operands): Use subreg_regno_offset function.
2829 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
2830 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
2831 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
2832 * regs.h (REG_SIZE): Allow target to override.
2833 (REGMODE_NATURAL_SIZE): New macro which target can override.
2834 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
2835 on the entire subreg rtx.
2836 (push_reload): Use SUBREG_BYTE in comments and code.
2837 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
2838 for hard registers inside subregs.
2839 (operands_match_p): Use subreg_regno_offset.
2840 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
2841 containing hard regs.
2842 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
2843 corrections when fixing up MEM subregs.
2844 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
2845 subreg_regno_offset where appropriate.
2846 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
2847 byte endian corrections when fixing up MEM subregs.
2848 (subst_reloads): When combining two subregs, make sure final
2849 offset is congruent to subreg's mode size.
2850 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
2851 (refers_to_regno_for_reload_p): Use subreg_regno.
2852 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
2853 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
2854 correction code for memory subreg fixups.
2855 (forget_old_reload_1): Use subreg_regno_offset.
2856 (choose_reload_regs): Use subreg_regno.
2857 (emit_input_reload_insns): Use SUBREG_BYTE.
2858 (reload_combine_note_store): Use subreg_regno_offset.
2859 (move2add_note_store): Use subreg_regno_offset.
2860 * resource.c (update_live_status, mark_referenced_resources): Use
2861 subreg_regno function.
2862 (mark_set_resources): Use subreg_regno function.
2863 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
2864 (subreg_regno_offset, subreg_regno): Define prototypes.
2865 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
2866 (gen_lowpart_SUBREG): Add prototype.
2867 * rtl.texi (subreg): Update to reflect new byte offset representation.
2868 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
2869 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
2870 (reg_overlap_mentioned_p): Use subreg_regno.
2871 (replace_regs); Make sure final offset of combined subreg is
2872 congruent to size of subreg's mode.
2873 (subreg_regno_offset): New function.
2874 (subreg_regno): New function.
2875 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
2876 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
2877 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
2878 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
2879 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
2880 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
2881 (a29k_get_reloaded_address): Use SUBREG_BYTE.
2882 (print_operand): Use SUBREG_BYTE.
2883 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
2884 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
2885 (arm_reload_out_hi): Use SUBREG_BYTE.
2886 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
2887 instead of SUBREG_WORD.
2888 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
2889 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
2890 SUBREG creation to use byte offset.
2891 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
2892 inverted load insns): Fix explicit rtl subregs to use byte
2894 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
2895 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
2896 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
2897 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
2898 to use byte offsets.
2899 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
2900 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
2901 offsets, also make sure it is congruent to SUBREG's mode size.
2902 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
2903 unnamed ldob insn): Generate SUBREGs with byte offset.
2904 (zero_extendqihi2): SUBREG's are byte offsets.
2905 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
2906 (m68hc11_gen_highpart): Use SUBREG_BYTE.
2907 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
2908 zero-extendqisi2): Generate SUBREGs with byte offset.
2909 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
2910 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
2911 subregs in rtl to use byte offsets.
2912 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
2913 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
2914 (mips_move_2words): Use subreg_regno_offset.
2915 (mips_secondary_reload_class): Use subreg_regno_offset.
2916 * config/mips/mips.md (DImode plus, minus, move, and logical op
2917 splits): Fixup explicit subregs in rtl to use byte offsets.
2918 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
2919 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
2920 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
2921 rtl to use byte offsets.
2922 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
2923 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
2924 subregs to use byte offsets.
2925 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
2926 Fixup explicit subregs in rtl to use byte offsets.
2927 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
2928 and remove byte endian correction code.
2929 * config/sh/sh.c (output_movedouble): Use subreg_regno.
2930 (gen_ashift_hi): Use SUBREG_BYTE.
2931 (regs_used): Use subreg_regno_offset.
2932 (machine_dependent_reorg): Use subreg_regno_offset.
2933 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
2934 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
2935 (movdf_i4): Subregs are byte offsets now.
2936 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
2937 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
2938 (REGMODE_NATURAL_SIZE): Override.
2939 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
2940 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
2942 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
2943 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
2944 extendqidi2): Generate SUBREGs with byte offsets, also make sure
2945 it is congruent to SUBREG's mode size.
2946 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
2948 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
2949 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
2950 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
2951 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
2952 * config/v850/v850.c (print_operand, output_move_double): Use
2953 subreg_regno function.
2955 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
2957 * configure.in (target_subdir): Use target_alias, not target.
2958 * configure: Rebuilt.
2960 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
2962 * config/sh/crti.asm: Fix typos in comments.
2964 2001-04-03 Alan Modra <alan@linuxcare.com.au>
2966 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
2967 TARGET_FAST_INDIRECT_CALLS.
2968 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
2970 (return_addr_rtx): Short circuit export stub matching when
2971 TARGET_NO_SPACE_REGS.
2972 (output_millicode_call): For out of range calls, make -fPIC
2973 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
2974 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
2975 * pa.md: Modify length attr calculation of all millicode insns to
2978 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
2980 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
2981 Require at least 2.11 in the version test. Specifically check
2982 for and reject GAS version 2.10.90.
2983 * configure: regenerate.
2985 2001-04-03 Alan Modra <alan@linuxcare.com.au>
2987 * pa.c (override_options): Remove PIC profiling warning.
2988 (hp_profile_labelno): Delete.
2989 (hp_profile_label_rtx): Delete.
2990 (hp_profile_label_name): Delete.
2991 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
2992 (output_function_prologue): Remove profiling code and all tests on
2993 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
2994 merge_sp_adjust_with_store can work for PIC and profiling.
2995 (hppa_expand_epilogue): Remove profile_flag test.
2996 (hppa_can_use_return_insn_p): Likewise.
2997 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
2998 cater for PROFILE_HOOK.
2999 (hppa_profile_hook): New function.
3000 * pa.h (FUNCTION_PROFILER): Now does nothing.
3001 (PROFILE_HOOK): Define.
3002 (hppa_profile_hook): Declare.
3003 (PROFILE_BEFORE_PROLOGUE): Delete.
3004 (ASM_OUTPUT_REG_PUSH): Delete.
3005 (ASM_OUTPUT_REG_POP): Delete.
3006 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
3007 r24. Accept function name operand, and use this and a locally
3008 generated label to calculate pc-rel offset to func start.
3010 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3012 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
3013 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
3016 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3018 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
3019 LO_SUM cases to where they belong.
3021 2001-04-02 Richard Henderson <rth@redhat.com>
3023 * except.h (lang_eh_type_covers): Mark extern.
3024 (lang_eh_runtime_type): Likewise.
3026 2001-04-02 Zack Weinberg <zackw@stanford.edu>
3028 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
3029 gengenrtl.c: Wrap generated header in multiple-include guard.
3030 Improve error checking.
3032 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3034 * configure.in: Don't check for putenv.
3035 * configure: Regenerate.
3036 * gcc.c (putenv): Don't define.
3037 * vax/xm-vms.h: Handle putenv.
3039 2001-04-02 Jakub Jelinek <jakub@redhat.com>
3041 * ifcvt.c (noce_emit_move_insn): New.
3042 (noce_try_store_flag, noce_try_store_flag_constants,
3043 noce_try_store_flag_inc, noce_try_store_flag_mask,
3044 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
3045 noce_try_abs): Use it.
3046 (noce_process_if_block): Likewise.
3047 For STRICT_LOW_PART, take mode from its SUBREG.
3049 2001-04-02 Jakub Jelinek <jakub@redhat.com>
3051 * fold-const.c (fold): Before optimizing unsigned comparison with
3052 0x7fffffffU, make sure arg0 is integral type.
3054 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
3056 * c-tree.texi: Document representation of wide strings.
3058 2001-04-01 Richard Henderson <rth@redhat.com>
3060 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
3062 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
3064 * i386.md: remove obsoleted comments.
3065 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
3066 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
3067 fix output template.
3069 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
3071 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
3073 2001-03-30 Bernd Schmidt <bernds@redhat.com>
3075 * loop.c (load_mems): When generating a load from a pseudo, update
3078 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3080 * i386.c (ix86_split_long_move): Use change address to compensate
3081 stack pointer change in push instruction.
3083 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3085 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
3086 instead of rtx_equal_p; fix the output template.
3088 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3090 * i386.c (ix86_expand_setcc): Support 64bit.
3091 (ix86_expand_int_movcc): Likewise.
3092 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
3095 * i386.md (allocate_stack_worker): Turn to expander.
3096 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
3098 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
3100 2001-03-29 Richard Henderson <rth@redhat.com>
3102 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
3104 2001-03-28 Matthew Hiller <hiller@redhat.com>
3106 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
3109 * MAINTAINERS: Added self.
3111 2001-03-28 Richard Henderson <rth@redhat.com>
3113 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
3114 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
3116 2001-03-28 Jim Wilson <wilson@redhat.com>
3118 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
3121 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3123 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
3125 * tradcif.y (yyerror): Likewise. Add format specifier in call to
3128 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
3130 2001-03-28 DJ Delorie <dj@redhat.com>
3132 * Makefile.in (stage1_build): Revert CFLAGS patch.
3134 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
3136 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
3137 when multiplier or multiplicand is zero.
3139 2001-03-28 Bernd Schmidt <bernds@redhat.com>
3141 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
3143 * config/ia64/ia64.c (update_set_flags): New function, broken out of
3145 (set_src_needs_barrier): Likewise.
3146 (rtx_needs_barrier): For SET case, use these two functions. Rework
3147 PARALLEL case to handle all inputs before all outputs.
3148 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
3149 saw a label and no stop bit since then.
3150 (maybe_rotate, process_epilogue): Add prototypes.
3152 2001-03-28 Richard Henderson <rth@redhat.com>
3154 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
3155 not TARGET_TOC for special toc restore handling.
3156 * config/rs6000/rs6000.md (eh_return): Likewise.
3158 2001-03-28 Richard Henderson <rth@redhat.com>
3160 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
3161 current_function_calls_eh_return.
3162 (output_function_epilogue): Handle eh_return.
3163 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
3164 (EH_RETURN_DATA_REGNO): New.
3165 (EH_RETURN_STACKADJ_RTX): New.
3166 (EH_RETURN_HANDLER_RTX): New.
3167 * config/sparc/sparc.md (call/short branch peepholes): Check
3168 can_throw_internal instead of in_same_eh_region.
3170 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
3171 for eh_return data registers.
3172 (rs6000_emit_prologue): Save eh_return data registers.
3173 (rs6000_emit_epilogue): Force inline restores if eh_return.
3174 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
3175 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
3176 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
3177 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
3178 the target uses one.
3179 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
3180 (return_eh_si, return_eh_di): Remove.
3181 (eh_return): New, from corpse of eh_epilogue.
3182 (eh_set_lr_si, eh_set_lr_di): New.
3184 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
3185 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
3186 True for pic register if current_function_calls_eh_return.
3187 (ix86_expand_epilogue): Change "emit_return" argument into "style".
3188 Handle eh_return requirements.
3189 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
3190 (EH_RETURN_STACKADJ_RTX): New.
3191 * config/i386/i386.md (exception_receiver): Remove.
3192 (eh_return, eh_return_1): New.
3193 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3195 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
3196 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
3197 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
3198 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
3199 (EH_RETURN_DATA_REGNO): New.
3200 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
3201 * config/alpha/alpha.md (eh_epilogue): Remove.
3202 (exception_receiver): Use $26 for ldgp input.
3203 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3205 2001-03-28 Richard Henderson <rth@redhat.com>
3207 * except.c: Rewrite entirely for IA-64 ABI exception handling.
3208 * except.h: Likewise.
3210 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
3211 (LIB2ADDEHDEP): New.
3212 (LIB2FUNCS_EH): Remove.
3213 (LIB2ADD): Remove LIB2ADDEH.
3214 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
3215 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
3216 (crt{begin,end}[S].o): Likewise.
3217 (except.o): Update includes.
3218 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
3219 (libgcc2_c_dep): Use LIB2ADDEHDEP.
3221 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
3222 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
3223 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
3224 * builtins.c (expand_builtin): Implement it.
3225 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
3226 * c-common.c (c_common_nodes_and_builtins): Declare it.
3227 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
3228 * calls.c (libfunc_nothrow): Remove.
3229 (emit_library_call_value_1): Don't call it.
3230 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
3231 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
3232 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
3233 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
3234 (current_funcdef_number): Globalize.
3235 (output_call_frame_info): Emit frame data if an lsda is needed.
3236 Generate augmentation for personality routine. Don't play with
3238 (dwarf2out_begin_prologue): Record funcdef_number.
3239 * dwarf2out.h (current_funcdef_number): Declare.
3240 * expr.c (expand_expr): Update for except.h name changes.
3241 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
3242 * expr.h (LTI_throw, LTI_rethrow): Remove.
3243 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
3244 (LTI_eh_rtime_match): Remove.
3245 (LTI_unwind_resume, LTI_eh_personality): Add.
3246 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
3247 * final.c (final): Don't call check_exception_handler_labels,
3248 init_insn_eh_region, or free_insn_eh_region.
3249 (final_scan_insn): Always emit debug labels for
3250 NOTE_INSN_EH_REGION notes.
3251 * flags.h (flag_new_exceptions): Remove.
3252 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
3253 (record_active_eh_regions): Remove.
3254 (count_basic_blocks): Check all instructions for REG_EH_REGION.
3255 Use can_throw_internal.
3256 (find_basic_blocks_1): Likewise.
3257 (move_stray_eh_region_notes): Remove.
3258 (find_label_refs): No eh_return_stub_label.
3259 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
3260 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
3262 (delete_unreachable_blocks): Don't track deleted handlers.
3263 (flow_delete_block): Use maybe_remove_eh_handler.
3264 (delete_eh_regions): Remove.
3265 (merge_blocks): Don't check for eh region match.
3266 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
3267 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
3268 (init_propagate_block_info): Disable dead frame store optimization
3269 when current_function_calls_eh_return.
3270 (dump_bb): Don't print eh_beg, eh_end.
3271 * function.c (fixup_var_refs): No catch_clauses.
3272 (expand_function_end): Likewise. Call expand_eh_return before
3273 the return register use. Call sjlj_emit_function_exit_after.
3274 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
3275 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
3276 * ifcvt.c (dead_or_predicable): Remove eh region check.
3277 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
3278 Don't check for EH vs parameters.
3279 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
3280 (expand_inline_function): Call duplicate_eh_regions.
3281 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
3282 (copy_insn_notes): Remap REG_EH_REGION notes.
3283 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
3284 * integrate.h (struct inline_remap): Add local_return_label.
3285 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
3286 check_exception_handler_labels, nor exception_optimize.
3287 (find_cross_jump): No EH region check.
3288 * optabs.c (init_optabs): Update for changed eh libfuncs.
3289 * rtl.def (RESX): New.
3290 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
3291 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
3292 checks. Update for except.h name changes.
3293 (expand_cleanups): Likewise.
3294 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
3295 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
3296 (compile_file): Call init_eh before init_optabs. Don't
3297 output_exception_table here.
3298 (rest_of_compilation): Call convert_from_eh_region_ranges,
3299 convert_to_eh_region_ranges, output_function_exception_table.
3300 Don't emit_eh_context.
3301 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
3302 (EXC_PTR_EXPR): New.
3304 * md.texi (eh_epilogue): Remove.
3305 (eh_return): Document.
3306 * tm.texi (EH_RETURN_DATA_REGNO): Document.
3307 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
3309 * eh-common.h: Remove file.
3310 * frame-dwarf2.c, frame.c, frame.h: Remove files.
3311 * libgcc2.c (L_eh): Remove.
3313 * unwind-dw2-fde.c: New file, largely copied from frame.c.
3314 * unwind-dw2-fde.h: New file.
3315 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
3316 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
3317 * libgcc-std.ver: Update for eh symbols.
3319 2001-03-27 Richard Henderson <rth@redhat.com>
3321 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
3322 reduce false positives.
3323 (regmove_optimize): Disable if flag_non_call_exceptions.
3325 * stmt.c (expand_return): Remove always true predicate.
3326 (expand_decl_cleanup_no_eh): Remove dead code.
3328 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
3329 barrier code. Add a scheduling barrier if a non-call insn
3330 can throw internally.
3332 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
3333 Auto-inc addresses trap only if their base register does.
3335 * except.c (can_throw_internal): Rename from can_throw.
3336 * except.h, resource.c: Update references.
3338 * integrate.c (copy_insn_list): Use returnjump_p.
3339 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
3341 * function.h (struct function): Move all boolean valued fields
3342 to single bit fields at the end of the struct.
3344 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
3346 Rename asynchronous_exceptions to flag_non_call_exceptions.
3348 * gthr-single.h (UNUSED): New. Distinguish between how C
3349 and C++ mark unused function arguments. Use throughout.
3351 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
3352 value to target configuration header.
3353 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
3354 * config.in, configure: Rebuild.
3355 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
3356 configuration and target defines.
3357 (exceptions_via_longjmp): Remove.
3358 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
3359 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
3361 * except.h (flag_non_call_exceptions): Move ...
3362 * flags.h: ... here.
3364 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
3365 exceptions, put the note on the trapping instruction.
3367 * flags.h (flag_new_exceptions): Remove.
3368 * toplev.c: Don't set it.
3369 * final.c: Don't check it.
3370 * except.c: Provide stub definition.
3372 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
3373 (calculate_global_regs_live): Kill call-clobbered registers
3374 across exception edges.
3375 * reg-stack.c (convert_regs_1): Kill the entire target stack
3376 across non-call exception edges.
3378 * flow.c (cleanup_cfg): Take no argument.
3379 * output.h, sibcall.c, toplev.c: Update all calls.
3381 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3383 * configure.in: Don't check for bcopy.
3384 * configure, config.in: Regenerate.
3386 * system.h: Don't define or prototype bcopy, instead poison it.
3388 2001-03-27 Richard Henderson <rth@redhat.com>
3390 * function.c (expand_function_start): Set DECL_REGISTER on
3391 a pseudo used for DECL_RESULT.
3393 * rtl.h (LCT_NORETURN): New.
3394 * calls.c (emit_library_call_value_1): Handle it.
3396 2001-03-27 Stan Shebs <shebs@apple.com>
3398 * objc/objc-act.c (objc_init): Use dump_base_name.
3399 (gen_declaration): Clear the buffer arg.
3400 (gen_declaration_1): New function, body of gen_declaration.
3401 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
3402 (gen_method_decl): Ditto, plus always clear buffer arg.
3403 (error_with_ivar): Simplify.
3404 (warn_with_method): Ditto.
3405 (build_message_expr): Don't clear buffers.
3406 (dump_interface): Ditto.
3407 (objc_debug): Ditto.
3408 (build_keyword_selector): Clear the buffer by only zeroing
3410 (objc_implementation_context): Declare.
3411 (start_class): Warn about missing @end.
3412 (finish_objc): Ditto.
3414 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
3416 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
3418 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3420 * Makefile.in (SYSTEM_H): Define.
3421 Depend on $(SYSTEM_H), not system.h.
3423 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
3425 2001-03-27 Jim Wilson <wilson@redhat.com>
3427 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
3429 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
3430 (process_epilogue): New static function.
3431 (process_set): Call process_epilogue instead of emitting .restore
3433 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
3435 * flow.c (struct reg_cond_life_info): New fields orig_condition
3437 (init_propagate_block_info): Set new fields.
3438 (mark_regno_cond_dead): Set and use new fields.
3439 (flush_reg_cond_reg_1): Likewise.
3440 (and_reg_cond, case AND): Check for redundant AND conditions.
3441 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
3444 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3446 * cppmacro.c (stringify_arg): Null terminate strings.
3448 2001-03-27 Zack Weinberg <zackw@stanford.edu>
3450 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
3451 inclusion style. xm-m68hc11.h no longer exists.
3452 * config/m68hc11/xm-m68hc11.h: Delete file.
3453 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
3455 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
3456 Don't define GCC_VERSION, N_, or PARAMS; don't include
3457 gansidecl.h or stdio.h. Define inhibit_libc here.
3458 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
3459 Delete code conditioned on #if GCC_VERSION == 2095.
3461 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
3462 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
3463 Delete code conditioned on #if GCC_VERSION == 2095.
3465 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3467 * system.h: Include symcat.h.
3468 (STRINGIFY): Don't define.
3470 * configure.in: Adjust comment.
3472 * builtins.c: Use STRINGX, not STRINGIFY.
3473 * gencheck.c: Likewise.
3474 * gengenrtl.c: Likewise.
3475 * protoize.c: Likewise.
3477 * cpplex.c: Don't include symcat.h.
3478 * cpplib.c: Likewise.
3480 * gansidecl.h (HAVE_STRINGIZE): Don't define.
3482 2001-03-27 Alan Modra <alan@linuxcare.com.au>
3484 * c-typeck.c (digest_init): Fold init expression.
3486 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3488 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
3490 2001-03-27 Alan Modra <alan@linuxcare.com.au>
3492 * except.c (eh_regs): Save results of build_pointer_type to a temp
3493 as FUNCTION_VALUE macro may evaluate its args multiple times.
3495 2001-03-26 Mark Mitchell <mark@codesourcery.com>
3497 * c-common.h (DECL_NUM_STMTS): New macro.
3498 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
3500 (pushdecl): Likewise.
3501 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
3502 * integrate.c (expand_inline_function): Don't check
3504 * print-tree.c (print_node): Don't print it.
3505 * toplev.c (rest_of_compilation): Don't try to inline when
3506 flag_no_inline is on.
3507 * tree.h (DECL_FRAME_SIZE): Remove.
3508 (tree_decl): Adjust accordingly.
3510 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3512 * combine.c (try_combine): Use memcpy, not bcopy.
3514 * genattrtab.c (expand_units): Likewise.
3516 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
3518 * i386.md (push mem DI peep2): New.
3519 (mov 0, mov -1 peep2): Handle 64bit.
3520 (lea to arithmetics peep2): Handle 64bit leas.
3521 (rsp arithmetics to push/pop peep2s): New.
3523 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
3525 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
3527 * i386.c (struct machine_function): Add save_varrargs_registers.
3528 (ix86_save_varrargs_registers): New macro.
3529 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
3530 (ix86_expand_prologue): Likewise.
3531 (ix86_emit_epilogue_esp_adjustement): Likewise.
3532 (ix86_expand_epilogue): Likewise.
3533 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
3534 (pro_epilogue_adjust_stack_1): New insn.
3535 (pro_epilogue_adjust_stack_rex64): Likewise.
3536 * i386.h (MASK_NO_RED_ZONE): New constant.
3537 (TARGET_RED_ZONE): New macro.
3538 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
3539 (RED_ZONE_SIZE): New constant.
3540 (RED_ZONE_RESERVE): New constant.
3542 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3544 * toplev.c (set_float_handler): Use memcpy, not bcopy.
3546 2001-03-25 Kazu Hirata <kazu@hxi.com>
3548 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
3551 (umodhi3): Likewise.
3554 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3556 * mkconfig.sh (DEFINES): Handle entries with '='.
3558 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
3559 Set xm_defines to MACRO=value instead.
3561 * i370/xm-mvs.h: Delete.
3563 * ns32k/xm-pc532-min.h: Likewise.
3565 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3567 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
3569 use ix86_expand_binary_operator
3570 (?sh??i_?): Disable for 64bit.
3571 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
3572 * i386.c (shiftdi_operand): New predicate.
3574 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
3575 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
3576 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
3577 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
3578 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
3579 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
3580 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
3581 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
3582 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
3583 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
3584 (rotldi3, rotrdi3): New expanders.
3586 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
3588 * i386.md (movstrsi): Move offline.
3590 (strmovdi_rex64): New.
3591 (strmov?i): Accept 64bit.
3592 (strmov?i_rex64): New.
3593 (strmov?i_rex_1): New.
3594 (strmov?i_1): Disable for 64bit.
3595 (rep_mov?i_rex64): New.
3596 (rep_mov?i): Disable for 64bit.
3597 (clrstrsi): Move offline.
3598 (strset?i_rex64): New.
3599 (strset?i: Accept 64bit.
3600 (rep_stos?i): Disable for 64bit.
3601 (rep_stos?i_rex64): New.
3602 (strset?i_rex_1): New.
3603 (strset?i_1): Disable for 64bit.
3604 (cmpstrsi): Accept 64bit.
3605 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
3606 (cmpstrqi_nz_rex_1): New.
3607 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
3608 (strlensi): Move offline.
3610 (strlenqi_1): Disable for 64bit; fix constraints.
3611 (strlenqi_rex_1): New.
3612 * i386.c (ix86_adjust_counter): New static function.
3613 (ix86_zero_extend_to_Pmode): Likewise.
3614 (ix86_expand_aligntest): Likweise.
3615 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
3616 (ix86_expand_movstr): New global function.
3617 (ix86_expand_clrstr): New global function.
3618 (ix86_expand_strlen): New global function.
3619 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
3620 ix86_expand_strlen): Declare.
3621 (ix86_expand_strlensi_unroll_1): Delete.
3623 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
3625 * i386.md (cmpdi): Fix operand predicates.
3626 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
3627 cmpdi_1_insn_rex64): New patterns.
3628 (adddi3): Turn to expander.
3629 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
3630 (addsi3_carry_zext): New pattern.
3631 (adddi_?_rex64): New patterns and splitters.
3632 (addsi_?_zext): New patterns.
3633 (subsi3_carry_zext): New pattern.
3634 (subdi_?_rex64): New patterns and splitters.
3635 (iorsi_?_zext): New patterns.
3636 (iordi_?_rex64): New patterns and splitters.
3637 (iorsi_?_zext): New patterns.
3638 (iorsi_?_zext_imm): New patterns.
3639 (xorsi_?_zext): New patterns.
3640 (xordi_?_rex64): New patterns and splitters.
3641 (xorsi_?_zext): New patterns.
3642 (negdi*): New patterns.
3643 (one_cmpldi*): Likewise.
3644 (one_cmplsi*_zext, negsi*_zext): Likewise.
3645 (testqi_ext_3_rex64): New pattern.
3647 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
3649 * i386-protos.h (ix86_split_long_move): Return void.
3650 * i386.c (ix86_split_to_parts): Handle 64bit target.
3651 (ix86_split_long_move): Likewise.
3652 * i386.md (all calls to ix86_split_long_move): Update.
3654 2001-03-23 Richard Henderson <rth@redhat.com>
3656 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
3657 to avoid shadowing arguments.
3659 2001-03-23 Jakub Jelinek <jakub@redhat.com>
3661 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
3662 to variable names where DECL_NAME is different from
3663 DECL_ASSEMBLER_NAME.
3665 2001-03-23 Jim Wilson <wilson@redhat.com>
3667 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
3668 (assemble_alias): Call make_decl_rtl.
3670 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
3672 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
3674 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
3676 * extend.texi: Document the "java_interface" attribute.
3678 2001-03-22 Zack Weinberg <zackw@stanford.edu>
3680 * mkconfig.sh: Use a subshell with redirected stdout,
3681 instead of closing stdout and confusing commands that run
3682 afterward. Throw away output of cmp.
3684 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
3686 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
3688 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
3690 * i386.md (zero_extendsidi2_32): Break out from ...
3691 (zero_extendsidi2): ... here ; turn to expander.
3692 (zero_extendsidi2_rex64): New.
3693 (extendsidi2_32): Break out from ...
3694 (extendsidi2): ... here ; turn to expander.
3695 (extendsidi2_rex64): New.
3696 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
3697 (trunc?f?f splitters): Add 64bit versions.
3699 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
3701 * i386.md (pushsi, pushsi2_prologue): Disable.
3702 (pushsi2_rex64): New.
3703 (movabs?i_1_rex64, movabs?i_2_rex64): New.
3704 (movqi_ext_1): Disable for 64bit.
3705 (movqi_ext_1_rex64): New.
3706 (pushdi2_rex64): New pattern, peep2s and splitter.
3707 (pushdi2_prologue_rex64): New pattern.
3708 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
3710 (movdi splitters): Disable for 64bit.
3711 (movdi_1_rex64): New pattern, peep2s and splitters.
3712 (swapdi): New pattern.
3713 (pushsf): Disable for 64bit.
3714 (pushsf_rex64): New pattern and splitter.
3715 (pushdf_nointeger): Disable for 64bit.
3716 (pushdf_integer): Handle the 64bit case.
3717 (pushtf): Likewise; update splitters.
3719 2001-03-22 Richard Henderson <rth@redhat.com>
3721 * mkconfig.sh: Include insn-flags.h.
3722 * Makefile.in (CONFIG_H): Include insn-flags.h.
3723 (lots of objects): Remove insn-codes.h and insn-flags.h.
3725 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
3726 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
3727 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
3728 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
3729 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
3730 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
3731 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
3732 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
3733 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
3734 v850/v850.c, vax/vax.c:
3735 Don't include insn-flags.h.
3737 * diagnostic.c, expr.h, reload.c, toplev.c:
3738 Don't include insn-codes.h.
3740 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
3741 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
3742 c4x/c4x.c, i960/i960.c, mips/mips.c:
3743 Don't include insn-codes.h or insn-flags.h.
3745 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
3746 or insn-flags.h in the generated code.
3747 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
3748 (main): Forward declare struct rtx_def.
3750 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
3752 * invoke.texi (-ffast-math): Remove duplicate line about
3755 * gcc.texi: Remove more obsolete documentation of bugs and
3756 installation problems.
3758 2001-03-21 Kazu Hirata <kazu@hxi.com>
3760 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
3763 2001-03-20 Jason Merrill <jason@redhat.com>
3765 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
3767 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
3768 * varasm.c (CHKR_PREFIX): Likewise.
3770 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3772 * gcse.c (hash_scan_set): An expression is not anticipatible if it
3773 is part of a multi-SET insn.
3775 * cse.c (find_comparison_args): Remove previous change.
3776 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
3779 * config/i386/i386.md (conditional_trap): Remove warning.
3781 * recog.c (push_operand): Fix error in last change that caused
3782 undefined symbol on many targets.
3784 * sdbout.c: #include ggc.h.
3785 (sdbout_init): Move to end of file.
3786 Call ggc_add_tree_root for anonymous_types.
3787 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
3788 (sdbout_one_type): Use DECL_NAME for field name.
3789 * Makefile.in (sdbout.o): Show includes ggc.h.
3791 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
3793 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
3794 (override_options): Use properlimits for preferred_stack_boundary.
3795 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
3797 (ext_register_operand): Accept DImode.
3798 (load_pic_register): Abort on 64bit.
3799 (gen_push): Use Pmode instead of SImode.
3800 (ix86_save_reg): Pic reg is never used on 64bit.
3801 (ix86_expand_prologue): Likewise.
3802 (ix86_emit_save_regs): Use Pmode instead of SImode.
3803 (legitimate_address_p): Check displacement for 64bit.
3804 (print_operand): Avoid outputting of (%rip) on 64bit.
3805 (print_operand_address): Output (%rip) where possible.
3806 (split_di): Abort on 64bit registers.
3807 (ix86_expand_branch): DImode comparison is simple for x86_64.
3808 (memory_address_length): Recognize memory addresses formed using
3810 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
3812 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
3814 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
3816 * recog.c (push_operand): Recognize new format of push instructions.
3818 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
3820 * i386.md (pushqi1): New.
3821 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
3822 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
3823 x86_64_immediate_operand, x86_64_immediate_operand,
3824 x86_64_zext_immediate_operand): Declare.
3825 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
3826 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
3827 x86_64_immediate_operand, x86_64_immediate_operand,
3828 x86_64_zext_immediate_operand): define.
3829 * i386.h (PREDICATE_CODES): Add new predicates.
3831 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
3833 * i386.md (pophi1, popqi1, pushqi1): Remove.
3835 * expr.c (emit_single_push_insn): New function.
3836 (move_by_pieces): Accept NULL as destination for push instructions.
3837 (gen_push_operand): Kill.
3838 (emit_push_insn): Pass NULL when pushing; avoid updating of
3839 stack_pointer_delta.
3840 * expr.h (gen_push_operand): Kill.
3842 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3844 * rtl.texi (COMPARE): Clarify documentation and reference section
3847 2001-03-20 Stan Shebs <shebs@apple.com>
3849 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
3850 (get_object_reference): Ditto.
3851 (error_with_ivar): Use error_with_file_and_line.
3852 (warn_with_method): Use warning_with_file_and_line.
3854 2001-03-20 Tom Tromey <tromey@redhat.com>
3856 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
3858 2001-03-20 Mark Mitchell <mark@codesourcery.com>
3860 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
3861 variables that are TREE_PUBLIC, even if not TREE_STATIC.
3863 2001-03-20 DJ Delorie <dj@redhat.com>
3865 * Makefile.in (install-libgcc): Pass complete list of variables.
3866 (install-multilib): Ditto.
3868 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
3870 * config/i386/cygwin.h: Declare ctor_section, dtor_section
3871 drectve_section, switch_to_section.
3873 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
3874 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
3875 i386_pe_mark_dllimport.
3877 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
3879 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
3880 functions i386_pe_*.
3882 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
3883 i386_pe_* functions with char * arguments.
3885 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
3887 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
3889 (movsi_ie): Introduce fpul store.
3891 2001-03-20 Alan Modra <alan@linuxcare.com.au>
3893 * Makefile.in (OBJS): Remove hashtab.o.
3895 2001-03-19 Stan Shebs <shebs@apple.com>
3897 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
3898 * c-lang.c (maybe_objc_method_name): Ditto.
3899 * c-tree.h (maybe_objc_method_name): Remove decl.
3901 2001-03-19 Tom Tromey <tromey@redhat.com>
3903 * gcc.c (init_gcc_specs): Fix comment.
3905 2001-03-19 Mark Mitchell <mark@codesourcery.com>
3907 Compute DECL_ASSEMBLER_NAME lazily.
3908 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
3909 (DECL_ASSEMBLER_NAME_SET_P): New macro.
3910 (SET_DECL_ASSEMBLER_NAME): Likewise.
3911 (COPY_DECL_ASSEMBLER_NAME): Likewise.
3912 (set_decl_assembler_name): Declare.
3913 (lang_set_decl_assembler_name): Likewise.
3914 * tree.c (lang_set_decl_assembler_name): New variab.e
3915 (set_decl_assembler_name): New function.
3916 (init_obstacks): Set lang_set_decl_assembler_name.
3917 (build_decl): Don't set DECL_ASSEMBLER_NAME.
3918 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
3919 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
3920 where it's not necessary.
3921 (builtin_function): Likewise.
3922 (finish_decl): Likewise.
3923 * dbxout.c (dbxout_type_methods): Likewise.
3924 * ggc-common.c (ggc_mark_trees): Likewise.
3925 * profile.c (output_func_start_profiler): Likewise.
3926 * varasm.c (make_decl_rtl): Likewise.
3928 * cse.c (find_comparison_args): Update documentation. Fix
3929 mishandling of COMPARE operations.
3931 * tree.def (ABS_EXPR): Add documentation.
3932 * fold-const.c (fold): Improve folding of ABS_EXPRs.
3934 2001-03-19 Zack Weinberg <zackw@stanford.edu>
3936 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
3938 2001-03-19 Jakub Jelinek <jakub@redhat.com>
3940 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
3941 Remove ia32 linux PIC kludge and move it...
3942 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
3944 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
3946 * i386.md (absdf2 expander): Fix 64bit case.
3948 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
3950 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
3952 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
3954 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
3956 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3958 * README.X11: Remove obsolete file.
3960 2001-03-18 Anthony Green <green@redhat.com>
3962 * config/pj/pj.h: Remove some trailing commas.
3963 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
3965 2001-03-18 Richard Henderson <rth@redhat.com>
3967 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
3968 * calls.c: ... here.
3969 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
3970 defaults for them here.
3972 2001-03-17 Anthony Green <green@redhat.com>
3974 * config/pj/lib1funcs.S: Fix broken comment.
3975 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
3978 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
3980 * gcc.texi: Remove obsolete information relating to build and
3981 installation problems with enquire or the Pyramid C compiler.
3983 2001-03-17 Richard Henderson <rth@redhat.com>
3985 * dwarf2out.c (queue_reg_save): New.
3986 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
3987 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
3989 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
3990 (cfa, cfa_store, cfa_temp): Make static.
3991 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
3993 2001-03-17 Richard Henderson <rth@redhat.com>
3995 * integrate.h (struct inline_remap): Add local_return_label.
3996 * integrate.c (expand_inline_function): Initialize it and emit
3997 it after copy_insn_notes.
3998 (copy_insn_list): Don't store local_return_label here.
3999 (copy_insn_notes): New function split out from copy_insn_list.
4001 2001-03-17 Richard Henderson <rth@redhat.com>
4003 * dwarf2out.c (lookup_filename): Emit .file if the assembler
4004 is generating .debug_line.
4005 (dwarf2out_init): Add main_input_filename to the file table first.
4006 * configure.in (as_dwarf2_debug_line): Test with file number 1
4007 instead of file number 0.
4009 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4011 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
4012 (gen_rtx_combine): Deleted; all references changed as appropriate.
4013 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
4015 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
4017 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
4019 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
4022 2001-03-16 Jim Wilson <wilson@redhat.com>
4024 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
4025 then set it to LOC_REG (79) instead of aborting.
4027 2001-03-16 Phil Edwards <pme@sources.redhat.com>
4029 * gccbug.in: Remove high priority.
4031 2001-03-16 Richard Henerson <rth@redhat.com>
4033 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
4034 output with a space instead of deleting it.
4035 * configure: Regenerate.
4037 2001-03-16 Zack Weinberg <zackw@stanford.edu>
4039 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
4040 handles the gory details of converting an object file into
4041 something that's safe to grep.
4042 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
4043 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
4044 newlines at either end of the string we're looking for.
4045 Make 'checking ...' message less stilted.
4046 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
4047 ARM in-memory layout and its hypothetical converse. Don't
4048 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
4049 HOST_WORDS_BIG_ENDIAN.
4051 * configure.in: Adjust for renamed macro. Move
4052 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
4053 * configure, config.in: Regenerate.
4055 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4057 * fixinc/Makefile.in: Set SHELL.
4059 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4061 * fixinc/fixincl.c (fix_with_system): Quote file names before
4062 passing them to shell.
4064 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4066 * Makefile.in: Use fix-header$(build_exeext) instead
4069 2001-03-16 Richard Henderson <rth@redhat.com>
4071 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
4072 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
4073 (size_of_line_prolog): Remove.
4074 (output_line_info): Compute prologue size via label difference.
4075 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
4077 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
4078 assembler error when redefining file numbers.
4079 * config.in, configure: Rebuild.
4081 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
4082 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
4083 (dw2_asm_output_delta_uleb128): Likewise.
4084 (dw2_asm_output_delta_sleb128): Similarly.
4085 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
4087 2001-03-16 Michael Meissner <meissner@redhat.com>
4089 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
4091 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
4093 (BITMASK_LOWER16): Replacement for 0x0000ffff.
4095 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
4096 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
4097 being unsigned in ISO C and signed in traditional.
4098 (expand_prologue): Ditto.
4099 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
4101 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
4103 (divsi3,divdi3): Ditto.
4104 (modsi3,moddi3): Ditto.
4105 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
4106 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
4107 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
4110 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
4112 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
4113 SSE based conditional moves on LTGT/UNEQ conditions;
4114 Canonicalize EQ to NE.
4115 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
4116 (sse_mov?fcc_ne): New.
4118 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
4120 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
4122 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
4123 register may be dead.
4125 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
4127 * Makefile.in (hash.o): Depend on CONFIG_H.
4129 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4131 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
4133 2001-03-15 Richard Henderson <rth@redhat.com>
4135 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
4136 (ASM_OUTPUT_DWARF_PCREL): New.
4137 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
4139 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
4141 * cppfiles.c (stack_include_file): Use MAX of sysp.
4143 2001-03-15 Steve Ellcey <sje@cup.hp.com>
4145 * config.gcc (ia64*-*-hpux*): New case.
4146 * config/ia64/hpux.h: New file for HP-UX support.
4147 * config/ia64/t-hpux: New file for HP-UX support.
4149 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
4151 * fixinc/inclhack.def (irix_stdio_va_list): New.
4152 * fixinc/fixincl.x: Rebuilt.
4154 2001-03-15 Richard Henderson <rth@redhat.com>
4156 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
4157 if provided by the target.
4158 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
4159 (dw2_asm_output_addr): New.
4160 * dwarf2asm.h (dw2_asm_output_addr): Declare.
4161 * dwarf2out.c (output_cfi): Use it for program addresses.
4162 (output_call_frame_info, output_die): Likewise.
4163 (output_aranges, output_line_info): Likewise.
4165 2001-03-15 Bruce Korb <bkorb@gnu.org>
4167 * gcc.c(main): make more rigorous
4168 * collect2.c(main): guard against ignoring SIGCHLD
4169 * protoize.c(main): ditto
4170 * gcc/fixinc/fixincl.c(initialize): ditto
4172 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4174 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
4175 (sdbout_parms): Likewise.
4177 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
4179 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
4180 "widen" a destination that is already wider than a word. Also do
4181 not widen if LOAD_EXTEND_OP is NIL for the given mode.
4183 2001-03-15 Bernd Schmidt <bernds@redhat.com>
4185 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
4187 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
4189 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
4191 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
4193 * i960.h (i960_maxbitalignment,
4194 i960_last_maxbitalignment): Declare.
4195 * i960.c (i960_maxbitalignment,
4196 i960_last_maxbitalignment): Make global.
4197 (process_pragma): Delete.
4198 (i960_pr_align, i960_pr_noalign): Move from here ...
4199 * i960-c.c: ... to this new file.
4200 * t-960bare (i960-c.o): New rule.
4201 * t-vxworks960 (i960-c.o): Likewise.
4202 * config.gcc (i960-*-*): Define c_target_objs and
4205 2001-03-15 Bernd Schmidt <bernds@redhat.com>
4207 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
4208 without adding in rtx code and mode.
4210 * alias.c (init_alias_analysis): Don't use any rtx whose value
4211 varies as a known value.
4212 Delete a superfluous test.
4214 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
4216 (ia64_sched_reorder): Call maybe_rotate; also rotate after
4217 scheduling a stop bit.
4218 (ia64_emit_nops): Correctly handle ASMs.
4220 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4222 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
4224 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
4226 * cpp.texi: Update documentation for -include and -imacros.
4227 * cppfiles.c (struct include_file): Remove "defined" memeber.
4228 (find_or_create_entry): Make a copy of the file name, and
4230 (open_file): Update to ensure we use the simplified filename.
4231 (stack_include_file): Don't set search_from.
4232 (cpp_included): Don't simplify the path name here.
4233 (find_include_file): New prototype. Call search_from to
4234 get the start of the "" include chain. Don't simplify the
4236 (_cpp_execute_include): New prototype. Move diagnostics to
4237 do_include_common. Update.
4238 (_cpp_pop_file_buffer): Don't set defined.
4239 (search_from): New prototype. Use the preprocessor's cwd
4240 for files included from the command line.
4241 (read_name_map): Don't simplify the pathname here.
4242 * cpphash.h (enum include_type): New.
4243 (struct buffer): Delete search from. New search_cached.
4244 (_cpp_execute_include): Update prototype.
4245 * cppinit.c (do_includes): Use _cpp_execute_include.
4246 * cpplib.c (do_include_common): New function.
4247 (do_include, do_include_next, do_import): Use it.
4249 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4251 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
4252 contents of the RTL, to determine the name of the object.
4254 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4256 * tree.h (DECL_RTL): Allocate RTL lazily.
4257 (SET_DECL_RTL): New macro.
4258 (DECL_RTL_SET_P): Likewise.
4259 (COPY_DECL_RTL): Likewise.
4260 (DECL_RTL_IF_SET): Likewise.
4261 * varasm.c (make_decl_rtl): Add assertions about the kind of
4262 declaration we are processing.
4263 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
4264 (start_decl): Likewise.
4265 (finish_decl): Likewise.
4266 * c-semantics.c (emit_local_var): Likewise.
4267 * calls.c (expand_call): Likewise.
4268 * dbxout.c (dbxout_symbol): Likewise.
4269 * emit-rtl.c (unshare_all_rtl): Likewise.
4270 (unshare_all_decls): Likewise.
4271 (reset_used_decls): Likewise.
4272 * expr.c (store_constructor): Likewise.
4273 (safe_from_p): Likewise.
4274 (expand_expr): Likewise.
4275 * function.c (put_var_into_stack): Likewise.
4276 (instantiate_decls_1): Likewise.
4277 (assign_parms): Likewise.
4278 (expand_function_start): Likewise.
4279 (expand_function_end): Likewise.
4280 * ggc-common.c (gcc_mark_trees): Likewise.
4281 * integrate.c (function_cannot_inline_p): Likewise.
4282 (copy_decl_for_inlining): Likewise.
4283 (expand_inline_function): Likewise.
4284 (integrate_parm_decls): Likewise.
4285 (integrate_decl_tree): Likewise.
4286 * print-tree.c (print_node): Likewise.
4287 * reg-stack.c (stack_result): Likewise.
4288 * stmt.c (label_rtx): Likewise.
4289 (expand_return): Likewise.
4290 (expand_decl): Likewise.
4291 (expand_decl_cleanup): Likewise.
4292 (expand_anon_union_decl): Likewise.
4293 * toplev.c (check_global_declarations): Likewise.
4294 (rest_of_decl_compilation): Likewise.
4295 * tree.c (simple_cst_equal): Likewise.
4296 * objc/objc-act.c (generate_static_references): Likewise.
4298 2001-03-14 Zack Weinberg <zackw@stanford.edu>
4300 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
4301 gcc_AC_C_FLOAT_FORMAT): New macros.
4302 * configure.in: Add AC_PROG_CPP after CC tests;
4303 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
4304 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
4305 * configure, config.in: Regenerate.
4307 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
4308 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
4309 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
4310 config/i370/xm-linux.h, config/i370/xm-oe.h,
4311 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
4312 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
4313 config/pa/xm-linux.h, config/pa/xm-pa.h,
4314 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
4315 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
4316 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
4317 config/we32k/xm-we32k.h: Delete.
4319 * config/i370/xm-mvs.h, config/m88k/m88k.h,
4320 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
4321 config/vax/xm-vms.h: Don't define any of:
4322 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
4324 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
4326 * config.gcc: Remove references to deleted files.
4327 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
4328 FATAL_EXIT_CODE, which is the same between oe and mvs).
4330 2001-03-14 DJ Delorie <dj@redhat.com>
4331 Vladimir Makarov <vmakarov@redhat.com>
4333 * config/i960/i960.c (i960_function_prologue): Compute size of
4334 frame according to number of registers actually saved there.
4336 2001-03-14 Richard Henderson <rth@redhat.com>
4338 * expr.c (emit_move_insn_1): Fix else if around #endif.
4340 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
4343 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
4346 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
4348 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
4349 (override_options): Parse cmodel string.
4350 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
4351 * i386.h (TARGET_OPTIONS): Add "cmodel".
4352 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
4354 (ix86_cmodel_string, ix86_cmodel): Declare.
4356 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
4359 * i386.h (GENERAL_REG_P): Add missing REG_P.
4361 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
4363 * configure.in: Use $gcc_cv_as instead of $as.
4364 * configure: Regenerated.
4366 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
4368 * cppfiles.c (stack_include_file): Only increase the include
4369 count if we actually process the file properly, as opposed
4370 to treating it as length zero. Only call read_include_file
4371 if not DO_NOT_REREAD. Handle the -H include file output
4373 (read_include_file): Remove now redundant DO_NOT_REREAD check.
4374 (cpp_included, find_include_file): Simplify pathnames after
4375 remapping them. If remapping, don't use the remapped file
4376 name's buffer as our scratch buffer.
4377 (cpp_pop_file_buffer): Replace the multiple include macro
4378 only if it isn't yet set.
4379 (read_name_map): Simplify remapped names when reading in.
4380 (remap_filename): Move code to code path that uses it.
4381 (_cpp_simplify_pathname): Return the input pointer.
4382 * cpphash.h (_cpp_simplify_pathname): Update prototype.
4384 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4386 * expr.c (expand_expr): Revove bogus conditional.
4388 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
4390 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
4392 2001-03-14 Jakub Jelinek <jakub@redhat.com>
4394 * reg-stack.c (stack_result): Unconditionally use
4395 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
4397 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
4399 * expr.c (emit_move_insn_1): Split push of complex value when
4400 no suitable push instruction exist.
4402 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
4403 instead of QI_REG_P.
4405 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4407 * alias.c (handled_component_p, can_address_p): New functions.
4408 (get_alias_set): Use them.
4410 2001-03-13 Jim Wilson <wilson@redhat.com>
4412 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
4413 from 80 in try_locals code.
4414 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
4416 2001-03-13 Zack Weinberg <zackw@stanford.edu>
4418 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
4419 gcc_AC_C_LONG_LONG): New.
4420 * configure.in: Use them. Probe the size of short, int, long,
4421 and long long/__int64 if we have them. Move all the AC_C_*
4422 checks together, except gcc_AC_C_CHAR_BIT which has to go
4423 after AC_CHECK_HEADERS(limits.h).
4424 Take hwint.h out of host_xm_file and build_xm_file.
4426 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
4427 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
4428 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
4429 Move the HOST_WIDEST_INT setup logic here from system.h.
4430 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
4432 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
4433 is now handled by hwint.h.
4435 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
4436 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
4437 config/ia64/xm-ia64.h: Don't define any of:
4438 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
4439 HOST_BITS_PER_LONGLONG.
4441 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
4442 config/h8300/xm-h8300.h, config/mips/iris6.h,
4443 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
4444 config/sparc/xm-sp64.h: Delete.
4445 * config.gcc: Remove references to deleted files.
4447 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
4448 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
4449 * config/i370/xm-linux.h: Clarify floating-point situation in
4452 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
4454 * cppfiles.c (NO_INCLUDE_PATH): New macro.
4455 (find_include_file): Decide here which part of the include
4456 chain to start the search. Complain about an empty include
4457 chain in all cases apart from an abolsute file name.
4458 (_cpp_execute_include): Don't choose the search chain here.
4459 Don't call handle_missing_include in the case of an empty
4461 (_cpp_compare_file_date): Don't choose the search chain here.
4462 * cpplib.c (do_include_next): Move the in-main-file diagnostic
4463 here from _cpp_execute_include. Behave like #include if
4464 we're in the main file.
4466 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4468 * system.h (malloc, realloc, calloc, strdup): Only poison these
4469 tokens when IN_GCC is defined.
4471 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
4473 * i386.md (abs?f expander): Support SSE case.
4474 (abd?f_if): Add new "USE"; add splitters.
4476 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4478 * cpp.texi (poison): Explain the macro expansion exception.
4480 2001-03-13 Jakub Jelinek <jakub@redhat.com>
4482 * expr.c (store_expr): Add dont_store_target. If temp is already in
4483 target before copying to reg, don't store it into target again.
4485 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
4487 * cppinternals.texi: Update for file handling.
4489 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
4491 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
4492 2001-02-24 which broke building the Java library.
4493 * function.c (identify_blocks): Likewise.
4494 (all_blocks): Likewise.
4495 * integrate.c (integrate_decl_tree): Likewise.
4496 * print-tree.c (print_node): Likewise.
4497 * tree.h (BLOCK_NUMBER): Likewise.
4498 (struct tree_block): Likewise.
4500 2001-03-12 David Edelsohn <edelsohn@gnu.org>
4502 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
4503 __WCHAR_TYPE__ definition.
4504 (WCHAR_TYPE_SIZE): #undef before #define.
4506 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
4508 * cppfiles.c: Update comments.
4509 (destroy_include_file_node): Rename destroy_node.
4510 (find_or_create_entry): New function.
4511 (open_file, _cpp_fake_include): Use it.
4512 (handle_missing_header): New function, broken out of
4513 _cpp_execute include. Don't segfault if there is no
4514 system or quoted path.
4515 (_cpp_execute_include): Use handle_missing_header.
4517 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
4519 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
4520 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
4522 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4524 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
4525 unless anti_dependence says they are.
4526 * alias.c (objects_must_conflict): If neither has a type specified,
4529 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
4530 David Billinghurst <David.Billinghurst@riotinto.com>
4532 * config/mips/iris5.h: Change WCHAR_TYPE to int.
4534 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
4536 * i386.md (trunctfdf2_2): Rename missnamed pattern.
4537 (*_one_bit): Remove type on the match_operand in attributes.
4539 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
4541 * i386.c: Commit forgotten hunk in previous patch.
4542 (regclass_map): Add extended registers.
4543 (dbx_register_map): Add missing frame register.
4545 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
4547 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
4549 * i386.md (x86_sahf_1): Disable for 64bit.
4550 (popsi*, pophi*): Likewise.
4551 (pushqi, pushhi): Likewise.
4552 (movdi, pushdi): Likewise.
4553 (zero extend DImode splitter): Likewise.
4554 (adddi, minusdi splitter): Likewise.
4555 (umulsidi): Likewise.
4557 (mulsidi): Disable for 64bit
4558 (lshift:DI/ashift:DI): Disable for 64bit.
4559 (loop patterns): Likewise.
4560 (call_pop, call_value_pop expanders and patterns): Likewise.
4561 (prologue_get_pc): Likewise.
4563 (fcmovDI pattern and splitter): Likewise.
4564 (movdfcc_1_rex64): New.
4566 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
4568 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
4569 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
4570 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
4571 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
4572 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
4573 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
4574 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
4575 (PUSH_ROUNDING): x86_64 rounds to 64bits.
4576 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
4577 (REGPARM_MAX): Set to 6 for x86_64.
4578 (SSE_REGPARM_MAX): Set to 16 for x86_64.
4579 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
4582 * (patterns that does use upper halves): Update constraints
4583 'q' to 'Q' and 'r' to 'R'.
4584 (cmpqi_ext_1): Disable for 64bit.
4585 (cmpqi_ext_3_insn): Likewise.
4586 (movqi_extzv_1): Likewsie.
4587 (addqi_ext_1): Liekwsie
4588 (testqi_ext_1): Liekwsie
4589 (andqi_ext_1): Liekwsie
4590 (xorqi_ext_1): Liekwsie
4591 (cmpqi_ext_1_rex64): New.
4592 (cmpqi_ext_3_insn_rex64): Likewise.
4593 (movqi_extzv_1_rex64): Likewsie.
4594 (addqi_ext_1_rex64): Liekwsie
4595 (testqi_ext_1_rex64): Liekwsie
4596 (andqi_ext_1_rex64): Liekwsie
4597 (xorqi_ext_1_rex64): Liekwsie
4599 2001-03-11 Zack Weinberg <zackw@stanford.edu>
4601 * configure.in: Move check for unsigned enumerated bitfields
4602 to macro in aclocal.m4. Disable it for now.
4603 * configure, config.in: Regenerate.
4604 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
4605 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
4606 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
4607 kind above its first use.
4609 * config/xm-interix.h, config/alpha/xm-alpha.h,
4610 config/i370/xm-linux.h, config/i386/xm-beos.h,
4611 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
4612 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
4613 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
4614 Don't define ONLY_INT_FIELDS under any circumstances.
4616 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
4618 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
4619 config/sparc/xm-sysv4.h: Delete - now identical with some
4621 * config.gcc (hppa targets): Replace xm-pahpux.h and
4622 xm-papro.h with implicit xm-pa.h.
4623 (sparc targets): Replace xm-sysv4.h with implicit or explicit
4626 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
4628 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
4629 before reload_cse_noop_set_p.
4631 2001-03-11 Zack Weinberg <zackw@stanford.edu>
4633 * config.gcc: Where xm-host.h used to include another
4634 xm-host.h, list the nested header directly in xm_file. Remove
4635 references to deleted files. Can now use sparc/xm-sp64.h for
4638 * config/xm-linux.h, config/arm/xm-linux.h,
4639 config/i386/xm-dos.h, config/i386/xm-gnu.h,
4640 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
4641 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
4642 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
4643 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
4646 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
4647 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
4648 bother to wrap #undef in #ifdef.
4649 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
4650 Don't include xm-linux.h.
4651 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
4653 * configure.in: Wrap regexps using [] in changequote block.
4654 Use expr : not echo | grep. Simplify regexps.
4655 * configure: Regenerate.
4657 56 xm-files remain, 22 xm-arch.
4659 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4661 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
4662 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
4663 (local_index, local_rindex): Delete, use strchr/strrchr instead.
4664 (copy_object): Fix format specifier vs argument mismatch.
4666 * mips-tdump.c: Make local functions static.
4667 (rindex): Don't #undef.
4668 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
4669 (fatal, fancy_abort): Delete.
4670 (read_seek): Avoid signed/unsigned compare.
4672 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4674 * combine.c (try_combine): Fix error in change to try original
4676 (gen_rtx_combine): Do same as gen_rtx for now.
4678 2001-03-11 Zack Weinberg <zackw@stanford.edu>
4680 * configure.in: AC_SUBST xm_defines.
4681 * configure: Regenerate.
4682 * Makefile.in: Set DEFINES=$(xm_defines) when building
4685 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
4687 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
4688 (cpp_included, find_include_file): Update.
4689 (_cpp_compare_file_date): Make else unconditional.
4691 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
4693 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
4695 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4697 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
4698 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
4700 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
4702 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
4703 if it's a record type.
4705 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
4707 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
4708 mingw includes slightly.
4710 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4712 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
4713 #undef token before poisoning it.
4715 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4717 * alpha.c (check_float_value): Use memcpy, not bcopy.
4719 * m32r.c (m32r_sched_reorder): Likewise.
4721 * vax.c (check_float_value): Likewise.
4723 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
4725 * toplev.c (file_name_nondirectory): Remove.
4726 * toplev.h: Similarly.
4727 * dwarf2out.c (compute_section_prefix): Use lbasename instead
4728 of file_name_nondirectory.
4730 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4732 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
4733 * mips-tfile.c: Don't #undef rindex; not used.
4735 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
4737 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
4738 (dbx64_register_map): Declare.
4739 (RETURN_ADDR_RTX): Fix for 64bit.
4740 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
4741 (INCOMING_FRAME_SP_OFFSET): Set to 8.
4742 * i386.c (dbx64_register_map): New global array.
4743 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
4744 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
4747 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
4749 * cppfiles.c (search_from): Use lbasename.
4750 * mkdeps.c (deps_add_default_target): Use lbasename.
4752 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4754 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
4755 xcalloc in lieu of malloc, realloc & calloc.
4757 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
4759 * gengenrtl.c (xmalloc): Likewise.
4761 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
4762 really_call_* memory allocation routines.
4764 * stmt.c (check_for_full_enumeration_handling): Use
4765 really_call_calloc, not calloc.
4767 * system.h (really_call_malloc, really_call_calloc,
4768 really_call_realloc): Define.
4769 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
4771 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
4773 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
4775 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
4777 * configure: Rebuilt.
4778 * configure.in: Only use `lang_requires' for languages athat are
4781 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
4783 * invoke.texi: Fix typo.
4784 * gcc.1: Regenerate.
4786 2001-03-09 Zack Weinberg <zackw@stanford.edu>
4788 * configure.in: Prune nonexistent files from build_xm_file,
4789 xm_file, and host_xm_file lists. Warn unless they're
4791 Don't generate *config.h here.
4792 AC_SUBST all variables needed to generate *config.h.
4793 * configure: Regenerate.
4794 * mkconfig.sh: New helper script, from code removed from
4796 * Makefile.in: Zap all MALLOC variables - no longer used
4797 anywhere, and malloc.c doesn't exist.
4798 Substitute in variables needed to generate *config.h.
4799 Stop lying about the dependencies contained in CONFIG_H and
4801 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
4802 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
4803 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
4804 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
4805 $(TM_P_H), etc. as appropriate.
4807 * config.gcc: Zap references to deleted files.
4808 * ggc-none.c: Don't include rtl.h or tm_p.h.
4810 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
4811 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
4812 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
4813 config/i386/xm-linux.h, config/i386/xm-linux.h,
4814 config/i386/xm-next.h, config/i386/xm-openbsd.h,
4815 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
4816 Don't include i386/xm-i386.h.
4818 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
4819 config/i386/xm-i386.h, config/i860/xm-i860.h,
4820 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
4821 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
4822 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
4823 Delete (empty except comments, #includes of other deleted
4824 files, and macros used nowhere).
4826 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
4828 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
4829 independent on TARGET_FLAGS.
4831 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
4833 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
4835 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
4837 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
4839 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
4840 LAST_REX_SSE_REG): define.
4841 (enum reg_class): Add 'LEGACY_REGS'
4842 (REG_CLASS_CONTENTS): Likewise; add extended registers.
4843 (SSE_REGNO_P): Recognize extended registers.
4844 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
4845 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
4846 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
4847 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
4848 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
4849 REG_OK_FOR_STRREG_P): Remove.
4850 (HI_REGISTER_NAMES): Add extended registers.
4851 (ADDITIONAL_REGISTER_NAMES): Likewise.
4852 (QI_REGISTER_NAMES): Add 8bit extended registers.
4853 (DEBUG_REG): Support extended registers.
4854 * i386.c (regclass_map): Add extended registers.
4855 (dbx_register-map): Likewise.
4856 (svr4_dbx_register_map): Likewise.
4857 (print_reg): Support extended registers.
4858 (print_operand): Support 64bit operands.
4860 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
4862 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
4863 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4864 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
4865 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
4866 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
4867 STACK_BOUNDARY): Set properly for 64bits.
4868 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
4869 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
4870 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
4871 (MOVE_MAX): Set to 16.
4872 (MOVE_MAX_PIECES): 8 for 64bit.
4873 (Pmode): Set to SImode.
4875 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
4877 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
4879 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
4881 * i386.h (mask_64bit): New constant.
4882 (target_64bit): New macro.
4883 (target_options): Add '64'/'32'
4884 (target_default): Define.
4885 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
4886 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
4887 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
4889 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
4891 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
4893 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
4895 * rtlanal.c (rtx_varies_p): Check operand 0 of a
4896 LO_SUM unless for_alias is set.
4898 2001-03-08 Stan Shebs <shebs@apple.com>
4900 * objc/objc-act.c: Fix old typos in comments, add comments for
4902 (hash_init): Fix file name in error message.
4903 (hash_enter): Ditto.
4904 (hash_add_attr): Ditto.
4905 (continue_class): Ditto.
4907 2001-03-08 Bruce Korb <bkorb@gnu.org>
4909 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
4910 wait4() can receive the signal.
4912 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4914 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
4916 * fixinc/fixincl.x: Regenerate.
4918 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4920 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
4922 * fixinc/fixincl.x: Regenerate.
4924 2001-03-08 Richard Henderson <rth@redhat.com>
4926 * configure.in (HAVE_AS_LEB128): New assembler check.
4927 * configure, config.in: Rebuilt.
4929 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
4931 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
4934 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4936 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
4937 references to the MAXPATHLEN macro.
4939 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
4940 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
4943 * config/i386/xm-gnu.h, config/xm-gnu.h,
4944 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
4945 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
4946 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
4947 and/or unused files.
4949 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
4950 doing so in various xm-*.h files.
4952 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4954 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
4956 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
4958 * configure.in (enable_shared): Support per-package shared-library
4960 * configure: Rebuilt.
4962 2001-03-07 David Edelsohn <edelsohn@gnu.org>
4964 * rs6000.md (cr logic): Add original POWER mnemonic alternative
4965 for crnot. Set operands[5] in splitter.
4967 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4969 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
4970 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
4971 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
4972 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
4973 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
4974 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
4975 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
4978 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
4979 config/i370/xm-i370.h, config/i386/xm-dgux.h,
4980 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
4981 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
4982 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
4983 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
4984 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
4985 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
4986 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
4987 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
4988 Delete unused and/or empty files.
4990 * config.gcc: Define USG in xm_defines as appropriate. Define
4991 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
4992 macro. Remove deleted xm-* files from $xm_files variable.
4994 2001-03-07 Tom Tromey <tromey@redhat.com>
4996 * configure: Rebuilt.
4997 * configure.in: Allow config-lang.in to set `lang_requires' to list
4998 of other required languages.
5000 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
5002 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
5004 (output_prologue): Use xmalloc not oballoc.
5005 (output_epilog): Free a29k_first_epilogue_insn when finished.
5006 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
5008 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
5010 * builtins.c (expand_builtin_mathfn): Check
5011 flag_unsafe_math_optimizations, not flag_fast_math.
5012 (expand_builtin): Likewise
5013 * combine.c (combine_simplify_rtx): Likewise.
5014 (simplify_if_then_else): Likewise.
5015 * cse.c (fold_rtx): Likewise.
5016 * flags.h: Remove flag_fast_math. Add
5017 flag_unsafe_math_optimizations and flag_trapping_math.
5018 * fold-const.c (negate_expr): Check
5019 flag_unsafe_math_optimizations, not flag_fast_math.
5020 (invert_truthvalue): Likewise.
5021 (fold): Likewise. Before associating operands, check that
5022 code == MULT_EXPR, not code != MULT_EXPR.
5023 * ifcvt.c (noce_try_minmax): Check
5024 flag_unsafe_math_optimizations, not flag_fast_math.
5025 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
5026 * invoke.texi: Document -funsafe-math-optimizations and
5027 -fno-trapping-math. Change documentation for -ffast-math.
5028 * jump.c (reversed_comparison_code_parts): Likewise.
5029 (rtx_equal_for_thread_p): Likewise.
5030 * optabs.c (emit_conditional_move): Likewise.
5031 * simplify-rtx.c (simplify_binary_operation): Likewise.
5032 (simplify_relational_operation): Likewise.
5033 (simplify_ternary_operation): Likewise.
5034 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
5035 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
5036 Add trapping-math and unsafe-math-optimizations entries to f_options.
5037 (set_fast_math_flags): New, sets flags for -ffast-math.
5038 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
5039 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
5040 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
5042 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
5043 (alpha_emit_conditional_move): Initialize local_fast_math to
5044 flag_unsafe_math_optimizations, not flat_fast_math.
5045 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
5046 instead of setting flag_fast_math to 1.
5047 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
5049 * config/i386/i386.c (override_options): Likewise
5050 * config/i386/i386.md: Likewise.
5051 * config/m68k/m68k.md: Likewise.
5052 * config/mips/mips.md: Likewise.
5053 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
5054 (rs6000_generate_compare): Likewise.
5056 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
5058 * Makefile.in: Set RANLIB to @RANLIB@.
5061 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
5063 * fixinc/inclhack.def (djgpp_wchar_h): New test.
5064 * fixinc/fixincl.x: Regenerated.
5066 2001-03-07 Richard Henderson <rth@redhat.com>
5068 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
5070 2001-03-07 Richard Henderson <rth@redhat.com>
5072 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
5073 of block notes and exception handling notes.
5075 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
5076 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
5077 (compile_file): ... here.
5079 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5081 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
5083 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
5084 config.h now. Include libiberty.h to handle alloca.
5086 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5088 * c-parse.in (yylexname): New function, split out of _yylex.
5089 (objc_rid_sans_at): New table.
5090 (init_reswords): Initialize it.
5091 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
5092 retrieving the next token and checking it for significance as
5093 an ObjC keyword or string constant.
5095 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
5096 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
5098 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
5101 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
5103 * config/m68k/m68k.c (const_uint32_operand): Accept any
5104 const_int on a 32-bit host.
5106 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
5108 * objc/objc-act.c (init_objc): Set save_lang_status,
5109 restore_lang_status, and mark_lang_status.
5111 2001-03-06 Krister Walfridsson <cato@df.lth.se>
5113 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
5115 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
5117 * cppinternals.texi: Update.
5119 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5121 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
5122 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
5123 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
5124 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
5125 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
5126 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
5127 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
5128 config/i386/xm-i386.h, config/i860/xm-i860.h,
5129 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
5130 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
5131 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5132 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
5133 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5134 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5135 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
5136 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
5137 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
5138 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5139 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
5140 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
5141 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
5142 match the defaults provided in hwint.h.
5144 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
5145 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
5147 * config.gcc (xm_file): Don't set to files which are deleted.
5149 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
5150 guard this file against these macros being undefined.
5152 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5154 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
5155 and DECL_DEFER_OUTPUT on the decl we create, before calling
5156 rest_of_decl_compilation.
5158 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5160 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
5162 * configure, config.in: Regenerate.
5163 * config.gcc: Remove references to deleted files.
5165 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
5166 genrecog.c, rtl.c: Do not use alloca anywhere.
5168 * Makefile.in, build-make, system.h, config/x-interix,
5169 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
5170 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
5171 config/arc/xm-arc.h, config/arm/xm-arm.h,
5172 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
5173 config/h8300/xm-h8300.h, config/i370/x-oe,
5174 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
5175 config/i386/x-ncr3000, config/i386/x-sco5,
5176 config/i386/xm-dgux.h, config/i860/x-sysv4,
5177 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
5178 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
5179 config/m68k/x-hp320g, config/m69k/x-mot3300,
5180 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
5181 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
5182 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
5183 config/m88k/x-sysv4, config/m88k/x-tekXD88,
5184 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5185 config/mips/x-iris, config/mips/x-iris3,
5186 config/mips/x-sni-svr4, config/mips/x-sysv,
5187 config/mips/xm-iris6.h, config/mips/xm-mips.h,
5188 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
5189 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
5190 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
5191 config/pa/xm-papro.h, config/romp/xm-romp.h,
5192 config/rs6000/x-aix31, config/rs6000/x-aix41,
5193 config/rs6000/x-beos, config/rs6000/x-lynx,
5194 config/rs6000/x-mach, config/rs6000/x-rs6000,
5195 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
5196 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5197 config/sparc/x-sysv4, config/sparc/xm-linux.h,
5198 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
5199 config/vax/xm-vms.h: Eradicate all references to alloca and
5202 * config/xm-alloca.h, config/clipper/x-clix,
5203 config/i386/xm-sysv4.h, config/i860/x-fx2800,
5204 config/i860/x-sysv3, config/m88k/x-sysv3,
5205 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
5206 (contained only alloca related hacks).
5208 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
5211 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
5213 * invoke.texi: Document __FAST_MATH__.
5215 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5217 * crtstuff.c: Restore include of auto-host.h.
5219 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
5221 Put main() in a separate file, so that the language
5222 front-end can use a different main().
5225 * toplev.c: (main): Rename as toplev_main.
5226 * toplev.h: Declare toplev_main.
5227 * Makefile.in (OBJS): add toplev.o.
5228 (BACKEND): remove toplev.o, add main.o.
5230 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
5232 * cppfiles.c (search_from): Special case the empty string.
5234 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
5236 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
5237 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
5238 strlen or strcpy; we already know the length.
5239 (_cpp_compare_file_date): Similarly.
5240 * cpphash.h (struct cpp_reader): Delete done_initialising.
5241 (CPP_PREV_BUFFER): Delete.
5242 * cppinit.c (cpp_start_read): Don't set done_initialising.
5243 * cpplex.c (parse_string): Guarantee null-termination.
5244 (_cpp_equiv_toklists): Remove.
5245 * cpplib.c (glue_header_name): Null-terminate.
5246 (do_line): Don't leak memory.
5247 * cpplib.h (BT_WEAK): Delete.
5248 * cppmain.c (cb_ident): Strings are now null-terminated.
5250 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
5252 * gcc.c (convert_filename): Append executable suffix
5253 if NO_AUTO_EXE_SUFFIX is not defined.
5254 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
5255 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
5257 2001-03-03 David O'Brien <obrien@FreeBSD.org>
5259 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
5260 * c-parse.gperf, c-gperf.h: Delete.
5261 (c-gperf.h was accidently re-added to the CVS repo in the rev
5262 1.16 commit by tromey)
5264 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5266 * cpplex.c (_cpp_lex_token): Don't warn about directives in
5267 macro arguments when looking for the '('.
5268 * cppmacro.c (funlike_invocation_p): Set parsing_args to
5269 2 when really parsing arguments; 1 when looking for '('.
5270 Always restore the lexer position.
5272 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5274 * longlong.h (umul_ppmm): Don't use a multiline string.
5276 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5278 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
5279 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
5280 t_bool in declaration because pcc can't combine volatile with typedef
5283 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
5285 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
5286 until when it is really needed.
5287 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
5288 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
5289 * i386.md (float?i?f splitter): Don't force source operand to memory
5291 (sse_movdfcc): Fix constraint.
5292 (sse_movdfcc splitter): Handle properly the second alternative.
5294 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5296 * cpplex.c (parse_string): Unconditionally pedwarn.
5298 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5301 * cppexp.c (parse_number): Update.
5302 * cpplex.c (parse_string): Pedwarn if multiline string does not
5303 result from a system header's macro.
5304 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
5305 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
5306 for function-like macros too.
5307 * c-lex.c (lex_number): Update.
5309 2001-03-03 Richard Henderson <rth@redhat.com>
5311 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
5313 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
5315 * combine.c (try_combine): If split with mode-changed scratch
5316 register didn't work, try the original mode.
5318 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
5320 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
5321 * config/c4x/c4x.h: Likewise.
5322 * stor-layout.c (compute_record_mode): Likewise.
5323 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
5325 2001-03-02 Zack Weinberg <zackw@stanford.edu>
5327 * configure.in: Kill tm.h. Include the files in the $tm_file
5328 list in all three of config.h, hconfig.h, tconfig.h, after the
5329 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
5330 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
5331 * configure: Regenerate.
5332 * Makefile.in (clean): Don't delete tm.h.
5334 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
5335 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
5336 those are not defined, set SEC and FEC to 0 and 1.
5337 * gcc.texi: Update to match.
5339 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
5340 * config/fp-bit.c, config/m68k/aux-crt2.asm,
5341 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
5342 Include tconfig.h, not tm.h.
5344 * config/xm-lynx.h, config/xm-std32.h,
5345 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
5346 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
5347 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
5348 config/clipper/xm-clix.h, config/convex/xm-convex.h,
5349 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
5350 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
5351 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
5352 config/i386/xm-i386.h, config/i860/xm-i860.h,
5353 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
5354 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
5355 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5356 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
5357 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5358 config/pa/xm-linux.h, config/pa/xm-pa.h,
5359 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
5360 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
5361 config/pj/xm-pj.h, config/romp/xm-romp.h,
5362 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
5363 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5364 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
5365 config/v850/xm-v850.h, config/vax/xm-vax.h,
5366 config/we32k/xm-we32k.h:
5368 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
5370 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
5371 config/i370/xm-oe.h: Don't include tm.h. Don't define
5373 * config/vax/xm-vms.h: Don't include tm.h.
5375 * config/xm-lynx.h, config/avr/xm-avr.h,
5376 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
5377 Delete; made empty by above changes.
5378 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
5379 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
5380 Don't include config/xm-lynx.h or tm.h.
5382 * config/xm-gnu.h: Don't include fcntl.h.
5383 * config/sparc/xm-lynx.h: Don't include sys/types.h and
5385 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
5387 2001-03-02 Richard Henderson <rth@redhat.com>
5389 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
5390 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
5392 2001-03-02 Richard Henderson <rth@redhat.com>
5394 * Makefile.in (OBJS): Add dwarf2asm.o.
5395 * dwarf2asm.c, dwarf2asm.h: New files.
5396 * dwarf2out.c (*): Use them.
5397 (size_of_uleb128, size_of_sleb128): Remove.
5398 (output_uleb128, output_sleb128): Remove.
5399 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
5400 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
5401 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
5402 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
5403 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
5404 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
5405 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
5406 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
5407 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
5408 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
5409 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
5410 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
5411 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
5412 (dwarf2out_frame_debug): Remove unused variables.
5413 (output_loc_operands): Don't abort on 8 byte constants if
5414 host integers are wide enough.
5415 (output_symbolic_ref): Remove.
5416 (size_of_die): Don't assume 4 byte host integers.
5417 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
5419 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
5420 something stupid with HOST_WIDE_INT to long truncation.
5421 [CONST_DOUBLE]: Likewise.
5423 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
5424 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
5425 * config/arm/unknown-elf.h: Likewise.
5426 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
5427 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
5428 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
5429 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
5430 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
5431 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
5432 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
5433 (ASM_OUTPUT_DWARF_OFFSET): Remove.
5434 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
5435 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
5436 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
5437 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
5439 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5441 * cselib.c (hash_rtx): Cast enums to unsigned int.
5443 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5445 * print-rtl.c (print_rtx): Cast enums to int for comparison.
5446 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
5448 * c-format.c (C_STD_VER): Cast to int for comparisons.
5449 (check_function_format): Cast various enums to int for &.
5450 (maybe_read_dollar_number): Likewise.
5451 (check_format_info): Likewise.
5452 (check_format_info_main): Likewise.
5453 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
5454 (safe_from_p): Likewise.
5455 * varasm.c (const_hash): Cast enum to int for %.
5456 * emit-rtl.c (init_emit_once): Use int loop variable to work around
5457 pcc enum problems with < and ++ operators.
5458 * regclass.c (init_reg_sets_1): Cast enums for comparison.
5459 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
5460 (regclass_init): Change enum class to int to iterate over reg_classes.
5461 * genrecog.c (merge_trees): Cast enums for comparison.
5462 * rtl.h (GET_CODE): Cast to enum rtx_code.
5463 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
5464 (GET_MODE): Cast to enum machine_mode.
5465 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
5466 (GET_NOTE_INSN_NAME): Cast enum to int.
5467 * tree.h (TREE_CODE): Cast to enum tree_code.
5468 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
5469 * timevar.c (timevar_print): Change loop variable id from enum to
5471 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
5472 * config/i386/i386.md: Use PUT_MODE for mode assignment.
5473 * toplev.c (compile_file): Cast enum DFI to int.
5474 (decode_d_option): Likewise.
5476 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
5478 * cppinit.c (append_include_chain): Mark "after" include file name list
5479 as a system directory.
5480 * cpp.texi: Document new behavior.
5482 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
5484 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
5486 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
5488 * cppfiles.c (struct include_file): Update.
5489 (stack_include_file): Use search_from.
5490 (cpp_included, find_include_file): Update.
5491 (cpp_execute_include): Update. ptr->name may not be
5492 null terminated. Use the new search_from member variable
5494 (_cpp_compare_file_date): Similarly.
5495 (search_from): New function, similiar to actual_directory.
5496 (actual_directory): Delete.
5497 (remap_filename): Update. loc->name may not be null terminated.
5498 (struct file_name_list): Rename search_path. Update.
5499 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
5500 search_from and dir.
5501 (struct cpp_reader): Remove actual_dirs.
5502 * cppinit.c (struct cpp_pending): Update for renamed objects.
5503 (append_include_chain, remove_dup_dir, remove_dup_dirs,
5504 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
5505 * cpplib.h (struct cpp_options): Similarly.
5507 2001-03-01 Zack Weinberg <zackw@stanford.edu>
5509 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
5510 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
5511 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
5512 config/clipper/xm-clix.h, config/convex/xm-convex.h,
5513 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
5514 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
5515 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
5516 config/i370/xm-linux.h, config/i370/xm-mvs.h,
5517 config/i370/xm-oe.h, config/i386/xm-aix.h,
5518 config/i386/xm-i386.h, config/i386/xm-osf.h,
5519 config/i860/xm-i860.h, config/i960/xm-i960.h,
5520 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
5521 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
5522 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
5523 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
5524 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
5525 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5526 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
5527 config/pj/xm-pj.h, config/romp/xm-romp.h,
5528 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
5529 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5530 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
5531 config/v850/xm-v850.h, config/vax/xm-vax.h,
5532 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
5533 Do not define TRUE or FALSE.
5535 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
5536 empty by above change.
5537 * config.gcc: Remove references to these files.
5539 * configure.in: Detect stdbool.h.
5540 * configure, config.in: Regenerate.
5541 * system.h: Include stddef.h here if available.
5542 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
5543 Then set up a sensible boolean type at the very end.
5545 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
5546 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
5548 * hash.h: Delete 'boolean' typedef and related #undefs.
5550 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
5551 all uses of 'boolean' with 'bool'.
5553 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
5555 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
5556 * cppexp.c (lex): Cast enums for comparison.
5557 * cppinit.c (parse_option): Cast enum for comparison.
5558 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
5559 (cpp_output_token): Likewise.
5560 (cpp_can_paste): Cast enums for comparsion and plus/minus.
5561 (cpp_avoid_paste): Cast enums for minus and comparison.
5563 2001-03-01 Zack Weinberg <zackw@stanford.edu>
5565 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
5566 field to all array elements.
5568 2001-03-01 Zack Weinberg <zackw@stanford.edu>
5570 * cpphash.h (struct cpp_reader): Add print_version field.
5571 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
5572 just set print_version and other flags as appropriate.
5573 (cpp_post_options): Print version here if print_version is set.
5575 * toplev.c (exit_after_options): New flag.
5576 (independent_decode_option): Don't exit here; just set
5578 (main): Exit after calling lang_hooks.post_options if
5579 exit_after_options is true.
5581 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
5582 (merge_include_chains): Adjust comment to match code.
5584 2001-03-01 Zack Weinberg <zackw@stanford.edu>
5586 * stringpool.c (set_identifier): New function.
5587 * tree.h: Prototype it.
5589 * c-parse.in: Kill D_YES. If compiled for objc, call
5590 save_and_forget_protocol_qualifiers from init_reswords.
5591 * objc/objc-act.c (remember_protocol_qualifiers,
5592 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
5593 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
5595 (save_and_forget_protocol_qualifiers): New function.
5596 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
5598 2001-03-01 Diego Novillo <dnovillo@redhat.com>
5600 * c-semantics.c (prune_unused_decls): Return error_mark_node
5601 instead of (tree) 1 to stop traversing the tree chain.
5603 2001-03-01 Bernd Schmidt <bernds@redhat.com>
5605 Fix a problem introduced by Kenner's Feb 18 change.
5606 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
5607 flag_cse_skip_blocks only temporarily, not for ever.
5609 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
5611 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
5612 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
5614 * pa.c (emit_move_sequence): Verify operand0 is a hard register
5615 before determining its register class.
5617 2001-03-01 Bernd Schmidt <bernds@redhat.com>
5619 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
5620 from reg 4 if current_function_calls_setjmp.
5621 (gen_nop_type): New function.
5622 (ia64_emit_nops): New function.
5623 (ia64_reorg): Call it.
5624 (ia64_sched_reorder): Move code that rotates bundles up a bit.
5626 * reload1.c (eliminate_regs_in_insn): Restrict the special case
5627 code not to try to optimize adds with anything but a REG destination.
5629 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
5630 (INSN_PRIORITY_KNOWN): New accessor macro.
5631 * haifa-sched.c (priority): Use it instead of testing priority against
5634 2001-02-28 DJ Delorie <dj@redhat.com>
5636 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
5637 since that doesn't work the way gcc wants on a generic m68k.
5639 2001-02-28 Richard Henderson <rth@redhat.com>
5641 * caller-save.c (save_call_clobbered_regs): Fix typo in
5642 comparison last change.
5644 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
5646 * i386.c (pentium4_cost): New.
5647 (m_PENT4): New macro.
5648 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
5649 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
5650 x86_integer_DFmode_moves, x86_partial_reg_dependency,
5651 x86_memory_mismatch_stall): Add Pentium4
5652 (x86_use_q_reg, x86_use_any_reg): Kill.
5653 (override_options): Add pentium4.
5654 (incdec_operand): Return 0 for pentium4.
5655 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
5656 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
5657 (TARGET_PENTIUM4): Define.
5658 (enum processor_type): Add PROCESSOR_PENTIUM4.
5659 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
5660 * i386.md (attribute "cpu"): Add pentium4.
5661 * invoke.texi (march): Add pentium4.
5663 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
5665 * i386.md (sse_mov?fcc*): New patterns and splitters.
5666 * i386.c (ix86_expand_movcc): Work post-reload; recognize
5667 the SSE based conditional moves.
5669 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
5671 * i386.md (attribute mode): Add "TI".
5672 (movsf_1): Add pxor support; remove constant propagation splitter.
5673 (movdf_integer): Likewise.
5674 (movdf_nointeger): Likewise.
5675 (movxf constant prop splitter): Handle all modes; update for SSE.
5676 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
5677 * i386.c (standard_80387_constant_p): Rewrite.
5678 (standard_sse_constant_p): New.
5679 * i386-protos.h (standard_sse_constant_p): New.
5681 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
5683 * i386.md (sse_setccsf, sse_setccdf): New.
5684 (sse_cmp* patterns): Use '%D' instead of outputtting condition
5686 * i386.c (sse_comparison_operator): Accept the supported unordered
5687 comparses; be ready for fast_math.
5688 (print_operand): Support 'D'.
5690 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
5692 * jump.c (reversed_comparison_code): Kill.
5694 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
5696 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
5699 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
5701 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
5702 add missing '%' in constraints.
5704 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
5706 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
5707 for HOST_BITS_PER_WIDE_INT == 32 too.
5709 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
5711 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
5713 (insert_save, insert_restore): New parameter save_mode.
5714 (init_caller_save): Update initialization of reg_save_code
5715 and reg_restore_code.
5716 (save_call_clobbered_regs): Compute save_modes and update calls to
5717 reg_save_code and reg_restore_code.
5718 (insert_restore): Unsignetize numbers; use save_modes to choose mode
5719 of spill; update use of reg_restore_code.
5720 (insert_save): Likewise.
5721 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
5722 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
5723 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
5725 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
5727 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
5728 noce_try_store_flag_inc, noce_try_store_flag_mask,
5729 noce_try_cmove_arith):
5730 Use reversed_comparison_code instead of reverse_comparison and
5731 can_reverse_comparison_p.
5733 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
5735 * jump.c (reversed_comparison_code_parts): Allow reversal of
5736 unordered compares in -ffast-math mode; reverse ordered compares
5737 for FP even w/o -ffast-math.
5739 2001-02-27 Richard Henderson <rth@redhat.com>
5741 * print-rtl.c (print_rtx) [i]: Don't print field five on
5742 NOTEs other than NOTE_INSN_DELETED_LABEL.
5744 2001-02-27 Zack Weinberg <zackw@stanford.edu>
5746 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
5747 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
5749 2001-02-27 Diego Novillo <dnovillo@redhat.com>
5751 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
5752 even if walk_subtrees is 0.
5753 * c-semantics.c (prune_unused_decls): Return a non-null value to
5754 stop traversing the tree chain.
5756 2001-02-27 DJ Delorie <dj@redhat.com>
5758 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
5759 register, *then* define it as the new CFA.
5761 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
5763 * pa.c (override_options): Promote -fpic to -fPIC.
5764 (legitimize_pic_address): Simplify due to removal of
5765 small PIC as a code generation option.
5766 (secondary_reload_class): Similarly.
5767 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
5768 (PRINT_OPERAND_ADDRESS): Similarly.
5769 * pa.md (various patterns): Similarly.
5770 (small pic lo_sum pattern): Remove.
5772 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
5775 * md.texi (min, max): Document
5777 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
5779 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
5780 TARGET_PARTIAL_REG_DEPENDENCY.
5781 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
5783 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
5785 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
5787 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
5789 * mips.c (mips_make_temp_file): Fix thinko in last change.
5791 2001-02-26 Jason Eckhardt <jle@redhat.com>
5793 * combine.c (known_cond): Do not reverse the condition when
5794 SMAX/UMAX is being considered and the condition is for equality
5797 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
5799 2001-02-26 Philip Blundell <philb@gnu.org>
5801 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
5803 * config/arm/linux-elf.h: Remove historical relics related to
5804 above configurations.
5805 * config/arm/linux-oldld.h: Delete.
5806 * config/arm/linux-elf26.h: Delete.
5808 2001-02-26 Jason Merrill <jason@redhat.com>
5810 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
5812 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
5813 recognize a tentative definition. Lose obsolete code.
5815 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
5816 variables unless necessary, either.
5818 2001-02-25 Richard Henderson <rth@redhat.com>
5820 * ifcvt.c (struct noce_if_info): Add test_bb.
5821 (noce_get_alt_condition): New.
5822 (noce_try_minmax, noce_try_abs): New.
5823 (noce_operand_ok): New.
5824 (noce_process_if_block): Use them.
5825 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
5827 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
5829 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
5832 2001-02-25 Zack Weinberg <zackw@stanford.edu>
5834 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
5835 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
5837 (mips_asm_file_end): Free temp_filename here.
5839 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5841 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
5842 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
5844 * config/i386/i386.md (movstrsi): Handle FAIL case.
5846 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
5848 * cppinit.c (builtin_array): Update.
5849 (init_builtins): Flag builtins to warn if redefined or
5850 undefined. Define __GXX_WEAK as a normal macro.
5851 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
5852 * cpplib.h (NODE_WARN): New flag.
5853 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
5854 Handle __STDC__ as a builtin only on Solaris.
5855 (warn_of_redefinition): Renamed from check_macro_definition.
5856 Reverse sense of test. Always warn if NODE_WARN.
5857 (_cpp_create_definition): Use warn_of_redefinition. Flag
5858 any macro beginning with "__STDC_" to require a mandatory
5859 warning if redefined or undefined.
5861 2001-02-24 Zack Weinberg <zackw@stanford.edu>
5863 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
5864 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
5865 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
5866 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
5867 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
5868 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
5869 Don't define any of:
5870 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
5871 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
5872 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
5873 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
5874 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
5876 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
5877 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
5880 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
5881 Delete now-empty file.
5883 * alpha/vms.h: Define NEED_ATEXIT here...
5884 * alpha/xm-vms.h: ...not here.
5886 * i386/cygwin.h: Don't define PARAMS.
5887 * mips/mips.c: Don't prototype mktemp. Don't define
5888 P_tmpdir. Use make_temp_file to create temporary files.
5889 Don't be clever and delete temporary files early.
5890 * config.gcc: Drop references to deleted files. Don't define
5892 * gcc.texi: Don't mention USE_PROTOTYPES.
5894 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5896 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
5897 (ix86_set_move_mem_attrs_1): Likewise.
5898 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
5899 * config/i386/i386.md (movstrsi): Call it.
5901 2001-02-24 Zack Weinberg <zackw@stanford.edu>
5903 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
5904 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
5905 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
5906 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
5908 (i750a-*-*): Error here if hosting on i750a.
5909 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
5911 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
5912 Remove (empty modulo comments).
5914 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
5915 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
5916 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
5917 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
5918 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
5919 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
5921 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
5922 Remove reference to winnt.h in comment.
5923 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
5925 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5927 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
5928 used to set another biv.
5930 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5932 * tree.h (BLOCK_DEAD): New macro.
5933 (struct tree_block): New flag, dead_flag.
5934 * print-tree.c (print_node, case 'b'): Print missing fields.
5935 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
5936 * function.c (identify_blocks): Enable test for misplaced notes.
5937 (all_blocks): Skip BLOCK_DEAD blocks.
5938 * integrate.c (integrate_decl_tree): Likewise.
5940 * errors.c (internal_error, trim_filename): New functions.
5941 (fancy_abort): Call internal_error.
5942 * errors.h (internal_error, trim_filename): New declarations.
5944 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
5946 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
5948 (EXTRA_CONSTRAINT): Formatting changes.
5950 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5952 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
5954 2001-02-23 Per Bothner <per@bothner.com>
5956 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
5957 so they can be called from java/jvspec.c.
5958 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
5960 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
5962 * i386.c (ix86_frame): New structure.
5963 (ix86_compute_frame_size): Kill.
5964 (ix86_compute_frame_layout): New.
5965 (ix86_save_reg): New.
5966 (ix86_can_use_return_insn_p): Use frame layout stuff.
5967 (ix86_expand_prologue): Likewise.
5968 (ix86_expand_epilogue): Likewise.
5969 (ix86_initial_elimination_offset): Likewise.
5970 (ix86_nsaved_regs): Use ix86_save_reg.
5971 (ix86_emit_save_regs): Likewise.
5973 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
5975 * flow.c (find_sub_basic_blocks): New function.
5976 (split_block): Be ready for basic block introduced by CODE_LABEL.
5977 (commit_one_edge_insertion): Call find_sub_basic_block.
5979 * flow.c (make_edges): Add edge from entry for blocks starting with
5980 label having ALTERNATE_NAME
5982 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
5984 * function.c (epilogue_done): Be ready for first basic block not
5985 containing PROLOGUE_END note.
5986 (reposition_prologue_and_epilogue_notes): Avoid placing
5987 PROLOGUE_END note between BASIC_BLOCK.
5989 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
5991 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
5993 2001-02-21 DJ Delorie <dj@redhat.com>
5995 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
5996 check for current_function_has_nonlocal_goto from 1999-11-12.
5998 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6000 * diagnostic.c (trim_filename): No longer static.
6001 * toplev.h (trim_filename): Declare.
6002 * rtl.c (rtl_check_failed_bounds): Call internal_error.
6003 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
6004 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
6005 (rtvec_check_failed_bounds): Likewise.
6006 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
6008 * convert.c (convert_to_integer): Don't do unsigned unless result or
6009 both inputs are unsigned.
6011 * fold-const.c (fold_convert): Don't call size_int_type_wide if
6014 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
6016 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
6018 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
6020 * Makefile.in (resource.o): Add params.h dependence.
6021 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
6022 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
6023 * resource.c: Add dependence on params.h.
6024 (current_live_regs): Fix explanatory comment.
6025 (find_basic_block): Add new parameter to permit limiting search
6027 (mark_target_live_regs): Add new argument to find_basic_block call.
6028 (incr_ticks_for_insn): Likewise.
6030 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6032 * diagnostic.c (output_to_stream): Rename to
6033 output_buffer_to_stream. Loses the stream parameter.
6034 (init_output_buffer): Set diagnosic_buffer's stream.
6035 (flush_diagnostic_buffer): Adjust.
6036 (default_print_error_function): Likewise.
6037 (finish_diagnostic): Likewise.
6038 (verbatim): Likewise.
6040 * diagnostic.h (struct output_buffer): Add `stream' field.
6041 (output_buffer_attached_stream): New macro.
6043 2001-02-23 Jakub Jelinek <jakub@redhat.com>
6045 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
6046 check if either operand is divisible by C.
6047 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
6048 If type is signed, consider negative numbers as well.
6050 2001-02-22 Richard Henderson <rth@redhat.com>
6052 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
6053 reach .text instead of gp-relative relocs.
6054 * config/ia64/crtend.asm (.init): Likewise.
6056 2001-02-22 Andreas Jaeger <aj@suse.de>
6058 * extend.texi (C++ Attributes): Fix typo.
6060 2001-02-21 David Mosberger <davidm@hpl.hp.com>
6062 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
6063 functions, drop current_function_args_info.words test.
6064 (ia64_compute_frame_size): Mark syscall_linkage functions as
6065 using eight input registers.
6067 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
6068 Bruce Korb <bkorb@gnu.org>
6070 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
6071 * fixinc/README: Document how to convert sed substitutions
6072 to format style c_fix-es.
6073 * fixinc/fixincl.x: regen
6075 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
6077 * gcc.c: Add comment explaining how to add a command-line option.
6078 Add title to specs language comment.
6080 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
6082 * gcc.c (cc1_options): Add "-param".
6083 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
6084 (option_map): Likewise.
6085 * toplev.c (display_help): Add entry for "--param".
6086 (independent_decode_option): Fix typographical error.
6088 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
6089 Bernd Schmidt <bernds@redhat.com>
6090 Jan Hubicka <jh@suse.cz>
6092 * i386.c (function_arg_advance): Pass SSE arguments in registers.
6093 (function_arg): Likewise.
6095 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
6097 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
6099 2001-02-21 Kazu Hirata <kazu@hxi.com>
6101 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
6105 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
6107 * flow.c (init_propagate_block_info): Canon address and use single_set
6108 for killing dead memory stores.
6110 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
6112 * Makefile.in (reorg.o): Add params.h dependence.
6113 * params.def: Fix typographical error in comment.
6114 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
6115 * params.h: Modify introductory comment.
6116 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
6117 * reorg.c: Add dependence on params.h.
6118 (redundant_insn): Add parameterized throttle for search.
6119 (fill_simple_delay_slots): Add a comment explaining a variable.
6120 Move conditional out of loop, simplifying code.
6121 (fill_eager_delay_slots): Fix typographical error in comment.
6123 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
6125 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
6127 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
6128 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
6130 2001-02-21 Jason Merrill <jason@redhat.com>
6132 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
6133 (struct tree_decl): Add uninlinable bitfield.
6134 * c-decl.c (duplicate_decls): Set it.
6135 * integrate.c (function_cannot_inline_p): Check it.
6137 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
6138 DW_AT_MIPS_linkage_name to abstract methods.
6139 (dwarf2out_abstract_function): Emit class context before calling
6140 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
6141 (gen_subprogram_die): Remove obsolete code.
6142 (gen_member_die): Don't include clones in the member list.
6143 (gen_decl_die): Emit abstract info for clone origin.
6144 * dwarfout.c (output_type): Don't include clones in the member list.
6145 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
6146 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
6147 DECL_ABSTRACT on a function that already has it set.
6149 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
6150 (get_subprogram_die): Pass it in.
6152 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
6154 * flow.c (mark_set_1): Make not_dead unsigned long. For
6155 non-pseudos, use it as a bitmask of the hard regs that
6158 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
6160 * cppfiles.c: Update comments.
6161 (_cpp_read_file): Don't check for NULL filenames any more.
6162 * cppinit.c (cpp_start_read): Don't do canonicalization of
6163 in_fname and out_fname. Use the passed file name exclusively.
6164 (_cpp_handle_options): Don't treat "-" as a command line option,
6165 but as a normal filename.
6166 (_cpp_post_options): Canonicalize in_fname and out_fname.
6167 * cppmain.c (printer_init): Don't check out_fname for NULL.
6168 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
6169 (init_c_lex): Update, and use "" to represent stdin to CPP.
6172 2001-02-20 Will Cohen <wcohen@redhat.com>
6174 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
6175 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
6176 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
6179 2001-02-20 Stan Shebs <shebs@apple.com>
6181 * config/rs6000/rs6000.c (output_cbranch): Output branches
6182 on separate lines instead of using ';' to separate.
6184 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
6186 * cppinit.c (set_lang): Move builtin handling to...
6187 (init_builtins): ...here.
6188 (_cpp_create_reader): Move call to set_lang.
6190 2001-02-20 Mark Mitchell <mark@codesourcery.com>
6192 * stmt.c (expand_return): If an attempt is made to return the
6193 error_mar_node, treat the return like a return without a value.
6195 2001-02-19 Zack Weinberg <zackw@stanford.edu>
6197 * sibcall.c (skip_copy_to_return_value): Call
6198 identify_call_return_value here, and return orig_insn if it
6199 returns zero. Hardret and softret arguments now unnecessary.
6200 (call_ends_block_p): Don't call identify_call_return_value here.
6202 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
6204 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
6205 * ggc.h (ggc_mark_if_gcable): Delete prototype.
6207 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
6209 * pa.c (move_operand): Accept code to load the address of a
6210 symbol out of the DLT as a valid move operand.
6211 (print_operand, case 'A'): New to handle generating a DLT
6212 reference for a LO_SUM expression.
6213 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
6214 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
6216 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
6218 * README, cpp.texi, gcc.texi, version.c: Update version number to
6220 * cpp.1, gcov.1, gcc.1: Regenerate.
6222 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
6224 * cppfiles.c (stack_include_file): Generate dependencies
6225 here, and manage include_count here too.
6226 (PRINT_THIS_DEP): Delete.
6227 (_cpp_execute_include): Do not generate dependencies here,
6228 apart from the case of a missing header. Do not manage
6230 (_cpp_read_file): Leave dependency generation to
6233 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
6235 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
6236 target_cpu_default. Remove dead assignment to
6239 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
6241 * regclass.c (contains_reg_of_mode): Make global.
6242 (init_reg_sets): Remove contains_reg_of_mode; take into account
6243 CLASS_MAX_NREGS when looking for the proper mode.
6244 (dump_regclass): Dump only classes considered for the pseudo.
6245 (regclass): Use contains_reg_of_mode.
6247 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
6249 * gcc.c (do_spec_1): 'n' for printing notices.
6250 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
6252 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
6254 * reg-stack.c (next_flags_user): Use current_block->end
6255 (swap_rtx_condition): Look for next user if flags don't die;
6256 give up on CALL_INSNs; use current_block->end.
6258 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6260 * sibcall.c (call_ends_block_p): New function.
6261 (optimize_sibling_and_tail_recursive_call): Use it.
6263 2001-02-18 Kazu Hirata <kazu@hxi.com>
6265 * config/h8300/h8300.md: Update copyright.
6266 (andsi3): Do not output an extra newline character.
6268 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6270 * toplev.c (note_deferral_of_defined_inlined_function): Argument
6271 FNDECL may be unused.
6273 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
6274 follow jumps after first run.
6275 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
6276 it doesn't change any jumps.
6278 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
6280 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
6281 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
6282 (mostlyclean): Corresponding changes.
6283 * rtlanal.c (hard-reg-set.h): Include.
6284 (rtx_unstable_p): Do not treat the argument pointer specially
6285 if it is not a fixed register.
6286 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
6288 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6290 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
6291 against last real insn in basic block.
6292 Rework to avoid gotos.
6294 * Makefile.in (gcse.o): Now includes ggc.h.
6295 * gcse.c: Include ggc.h.
6296 (want_to_gcse_p): Verify expression can be in SET as valid insn.
6297 (try_replace_reg): Remove warning of uninitialize variable.
6298 (process_insert_insn): Call invalid_insn_p to validate insn.
6299 * recog.c (insn_invalid_p): Now global.
6300 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
6301 * recog.h (insn_invalid_p): New declaration.
6303 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
6305 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
6306 assignments from FP constants since 'Y' output code can't handle it.
6307 (eligible_for_sibcall_delay): Likewise.
6309 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
6310 Call fancy_abort directly, passing args.
6311 (print_rtl_and_abort): Now a macro, like fancy_abort.
6313 * final.c (output_operand_lossage): Use internal_error, not error.
6315 2001-02-18 Shane Nay <shane@agendacomputing.com>
6317 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
6318 structure shift insns.
6320 2001-02-18 Mark Mitchell <mark@codesourcery.com>
6322 * invoke.texi (-fsquangle): Remove documentation.
6323 (-fname-mangling-version): Likewise.
6325 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
6327 * optabs.c (expand_abs): Remove reference to
6328 HAVE_contitional_arithmetic.
6329 * combine.c (simplify_set): Likewise.
6331 2001-02-18 Richard Henderson <rth@redhat.com>
6333 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
6336 2001-02-18 Richard Henderson <rth@redhat.com>
6338 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
6340 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
6342 * reload1.c (reload_cse_simplify_set): Fix typo.
6344 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6346 * diagnostic.c (_fatal_insn): Decrement errorcount.
6348 * invoke.texi (-I): Add note avoiding use for system header files.
6350 * rtl.h (add_clobbers): Remove duplicate declaration.
6351 * recog.h (added_clobbers_hard_reg_p): New declaration.
6352 * genemit.c (struct clobber_pat): New field has_hard_reg.
6353 (gen_insn): Record if added clobbers clobber hard reg.
6354 (gen_split): Avoid unused warning if number of operands is 0.
6355 (output_added_clobbers_hard_reg_p): New function.
6358 2001-02-18 Alan Modra <alan@linuxcare.com.au>
6360 * pa.c (hppa_expand_prologue): Simplify code storing return
6361 pointer. For large (>=8k) frames with a post_store, adjust stack
6362 pointer by 8k-64 first rather than by 64. When testing with
6363 VAL_14_BITS_P, always use the actual value rather than the value
6364 negated. Add blockage to prevent scheduling of spills before
6365 stack frame has been created.
6366 (hppa_expand_epilogue): Simplify code loading return pointer.
6367 Allow a slightly larger range for merge_sp_adjust_with_load case.
6368 When testing with VAL_14_BITS_P, always use the actual value.
6370 * pa.c (pa_adjust_insn_length): Check that block move
6371 pattern is a set before looking at operands.
6373 2001-02-17 Mark Mitchell <mark@codesourcery.com>
6375 * fold-const.c (fold_binary_op_with_conditional_arg): New
6376 function, split out from ...
6378 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
6379 conditional arms that throw exceptions.
6381 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
6384 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6386 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
6387 define HAVE_DECL_* to 1 to mask potential backup declarations.
6388 * configure: Regenerated.
6390 2001-02-17 Mark Mitchell <mark@codesourcery.com>
6392 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
6394 2001-02-17 Richard Henderson <rth@redhat.com>
6396 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
6397 when replacing a memory load with a register.
6399 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6400 Jan Hubicka <jh@suse.cz>
6402 * recog.c (validate_replace_src_1): New.
6403 (validate_replace_src_data): Likewise.
6404 (validate_replace_src): Use note_uses.
6405 * rtl.h (note_uses): Declare.
6406 * rtlanal.c (note_uses): New.
6408 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
6410 * reg-stack.c (stack_def): Make field reg unsigned.
6411 (remove_regno_note): Unsignetize parameter.
6413 2001-02-16 Jes Sorensen <jes@linuxcare.com>
6415 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
6416 shladd_operand() call.
6418 2001-02-16 Bruce Korb <bkorb@gnu.org>
6419 Rodney Brown <RodneyBrown@mynd.com>
6421 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
6422 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
6423 machine restrictions
6424 * fixinc/fixincl.x: regen
6426 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6428 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
6430 (hash_scan_insn): Clean up calls to hash_scan_set.
6431 (compute_kill_rd): REGNO now unsigned.
6432 (try_replace_reg): Rework to use simplify_replace_rtx.
6433 (cprop_jump, cprop_cc0_jump): Likewise.
6434 (cprop_insn): Call find_reg_equal_equiv_note.
6435 Reflect changes to cprop_jump and cprop_cc0_jump.
6437 * recog.c (validate_replace_src): Replace in operands of
6438 ZERO_EXTRACT in SET_DEST.
6440 * cse.c (new_label_ref): New variable.
6441 (insert): Set it instead of recorded_label_ref.
6442 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
6443 CODE_LABEL for this function, and not already in REG_LABEL note.
6445 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
6447 * resource.c (mark_referenced_resources): Fix typo in introductory
6449 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
6452 2001-02-16 Jason Merrill <jason@redhat.com>
6454 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
6456 (gen_subprogram_die): Don't abort on seeing a second definition if
6457 the previous one was abstract. Don't replace an abstract instance
6458 in the lookup table.
6460 * dwarf2out.c (dwarf2out_abstract_function): Rename from
6461 gen_abstract_function.
6462 * dwarf2out.h: Declare it.
6463 * toplev.c (note_outlining_of_inline_function): New fn.
6464 * toplev.h: Declare it.
6465 * integrate.c (output_inline_function): Call it.
6466 * c-decl.c (duplicate_decls): Call it when redefining an extern
6467 inline. Don't inline the new defn.
6469 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
6471 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6473 * .gdbinit: Rename to gdbinit.in.
6474 * gdbinit.in: New file,
6475 * configure.in: Generate .gdbinit from gdbinit.in.
6476 * configure: Regenerated.
6477 * Makefile.in (distclean): Always remove .gdbinit.
6479 2001-02-16 Jakub Jelinek <jakub@redhat.com>
6481 * objc/objc-act.c (start_class): Register implemented_classes with
6484 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
6486 * cppfiles.c (_cpp_make_system_header): Generate a file
6489 2001-02-15 Jim Meyering <meyering@lucent.com>
6491 * Makefile.in (install-common): Don't depend on installdirs here.
6492 Instead, make each of the lang.install-common targets (e.g.,
6493 c++.install-common in cp/Make-lang.in) depend on it.
6494 (install-driver): Depend on installdirs.
6496 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6498 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
6500 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
6503 2001-02-15 Mark Mitchell <mark@codesourcery.com>
6505 * invoke.texi (--param): Document.
6507 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
6509 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
6511 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
6513 * i386.md (extendsfdf2_2): Fix constraints.
6515 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
6517 * i386.md (fop_df_3 splitter): Fix operand number.
6519 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
6521 * invoke.texi (-mreg-alloc): Nuke.
6522 * i386.c (ix86_reg_alloc_order, regs_allocated,
6523 order_regs_for_local_alloc): Nuke.
6524 (override_options): Kill reg_alloc code.
6525 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
6526 (REG_ALLOC_ORDER): SSE goes before I387.
6527 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
6528 (ix86_reg_alloc_order): Likewise.
6529 * i386-protos.h (ix86_reg_alloc_order): Kill.
6531 2001-02-14 Richard Henderson <rth@redhat.com>
6533 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
6535 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
6537 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
6539 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
6541 * i386-protos.h (ix86_memory_move_cost): Move offline.
6542 * i386.c (ix86_register_move_cost): Compute properly cost of
6543 SSE, MMX and i387 instructions.
6544 (*_cost): Add costs of SSE/MMX moves.
6545 (ix86_memory_move_cost): Move offline from ....; Likewise.
6546 * i386.h (MEMORY_MOVE_COST): .... here;
6547 (struct processor costs): Add new fields to represent costs
6550 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
6552 * regclass.c (init_reg_sets_1): Reinstall the optimization of
6553 move_cost together with Matt Kraai's fix.
6555 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
6557 * Makefile.in (OBJS): Add params.o.
6559 2001-02-14 Richard Henderson <rth@redhat.com>
6560 DJ Delorie <dj@redhat.com>
6562 * jump.c (jump_optimize_1): When we delete a conditional jump
6563 preceeding a non-conditional jump to effectively the same place,
6564 make sure that the combined jump skips any clobber insns between
6567 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
6569 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
6571 2001-02-14 Mark Mitchell <mark@codesourcery.com>
6573 * Makefile.in (toplev.o): Depend on params.h.
6574 (intergate.o): Likewise.
6575 (params.o): New target.
6576 * flags.h (inline_max_insns): Remove.
6577 * integrate.c: Include params.h.
6578 Use MAX_INLINE_INSNS instead of inline_max_insns.
6579 * params.c: New file.
6580 * params.h: Likewise.
6581 * params.def: Likewise.
6582 * toplev.c: Include params.h.
6583 (lang_independent_params): New variable.
6584 (decode_f_option): Use the param machinery instead of setting
6586 (independent_decode_option): Handle "--param name=value".
6587 (main): Register language-independent parameters.
6589 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
6591 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
6593 2001-02-14 Richard Henderson <rth@redhat.com>
6595 * regclass.c (init_reg_sets_1): Revert last two changes.
6597 2001-02-14 Jakub Jelinek <jakub@redhat.com>
6599 * stor-layout.c (is_pending_size, put_pending_size): New functions.
6600 (variable_size): Call put_pending_size.
6601 * tree.h (is_pending_size, put_pending_size): Add prototypes.
6602 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
6603 sizes list, put newly created SAVE_EXPR there as well.
6605 2001-02-14 Jakub Jelinek <jakub@redhat.com>
6607 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
6608 (errata_find_address_regs): load_group has only 2 entries.
6609 (errata_emit_nops): Likewise. shladd is not problematic.
6610 Clear last_group if nop was emitted.
6611 (fixup_errata): load_group has only 2 entries.
6614 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
6616 * c-lex.c (lex_number): Only warn traditionally for U suffix
6617 outside system macros.
6618 * cppexp.c (parse_number): Similarly.
6619 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
6620 * cppmacro.c (struct cpp_macro): New member node.
6621 (parse_args): Only warn about missing rest args if not
6623 (funlike_invocation_p): Similarly for uninvoked funlike macros.
6624 (cpp_sys_objmacro_p): New.
6625 (_cpp_create_definition): Store the node with the macro defn.
6626 Remember if the macro is defined in a system header.
6628 2001-02-13 DJ Delorie <dj@redhat.com>
6630 * configure.in (check_languages): determine languages to check
6631 * Makefile.in (check-c++): alias for check-g++
6632 (check-f77): alias for check-g77
6633 (CHECK_TARGETS): depend on configured languages
6635 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
6637 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
6638 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
6639 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
6640 (sqrtextendsfdf2): Disable for SSE2.
6642 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
6644 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
6645 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
6646 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
6647 (sqrtextendsfdf2): Disable for SSE2.
6649 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
6651 * i386.md (movsfcc_1): Support integer cmove instruction.
6652 (movdfcc_1): Likewise; new splitter.
6654 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
6656 * i386.c (output_fp_compare): Support SSE.
6657 (prepare_fp_compare_args): SSE comparisons always support memory.
6658 * i386.h (TARGET_CMOVE): SSE imply cmove.
6659 * i386.md (cmp?f2): Enable for SSE too.
6660 (cmpfp_i*): Support SSE.
6662 (cmpfp_i_sse_only): New.
6663 (s*, b* fp expanters): Enable for SSE too.
6664 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
6667 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
6669 * regclass.c (init_reg_sets_1): Silence warning.
6671 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
6673 * i386.md (sqrt?f2): Change to expander.
6674 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
6676 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6678 * rtlanal.c (find_reg_equal_equiv_note): New function.
6679 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
6680 (simplify_gen_relational, simplify_replace_rtx): Likewise.
6681 * rtl.h: Add declarations for above functions.
6683 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
6685 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
6687 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
6688 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
6689 * flow.c (mark_regs_live_at_end): Likewise.
6690 (calculate_global_regs_live): Likewise.
6691 * gcse.c (compute_hash_table): Likewise.
6692 (compute_kill_rd): Likewise.
6693 * resource.c (mark_target_live_regs): Likewise.
6694 * rtl.h (INVALID_REGNUM): New macro.
6696 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
6698 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
6700 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
6702 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
6705 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
6707 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
6709 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
6710 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
6711 (fop_sf_1_sse, fop_df_1_sse): New patterns
6712 (fop_*): Disable float_extend and float patterns for SSE compilation.
6713 * i386.c (output_387_binary_op): Support SSE.
6715 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
6717 * i386.md (dummy_extendsfdf2): Support SSE2
6718 (extendsfdf2): Enable if 80387 or SSE2.
6719 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
6720 and no MIX_I387_SSE2
6721 (extendsfdf2_1_sse_only): New pattern.
6722 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
6724 (truncdfsf2_1): Support SSE.
6725 (truncdfsf2_2): Support SSE.
6726 (truncdfsf2_2_1_sse): New pattern.
6727 (fixtruncsfsi2): Always use SSE if available.
6728 (fix_truncsfsi_sse): New pattern.
6729 (fix_truncdfsi_sse): New pattern.
6730 (floatsis?f2): Support SSE.
6731 (floatsidf2_i387): New pattern.
6732 (floatsidf2_sse): Likewise.
6734 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6736 * configure.in: Use "have_gnat" variable, not "gnat".
6737 * configure: Regenerated.
6739 * config/sparc/sparc.c (function_value): Treat all non-record
6740 aggregate types like used to treat UNION_TYPE.
6742 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
6744 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
6745 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
6747 (MASK_MIX_SSE_I387): New.
6748 (TARGET_SSE): SSE2 imply SSE.
6749 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
6750 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
6751 (enum reg_class): Add new classes.
6752 (REG_CLASS_NAMES): Likewise.
6753 (REG_CLASS_CONTENTS): Likewise.
6754 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
6755 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
6756 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
6757 (CLASS_MAX_NREGS): Use new macros.
6758 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
6759 * i386.md (pushsf, movsf): Support SSE.
6760 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
6761 splitters to use ANY_FP_REGNO_P.
6762 (movdf_nointeger, movdf_integer): Likewise.
6764 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
6766 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
6767 (try_combine): Use it.
6769 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
6771 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
6772 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
6773 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
6774 (REGISTER_MOVE_COST): Likewise.
6775 * i386-protos.h (ix86_secondary_memory_needed,
6776 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
6777 * i386.c (ix86_secondary_memory_needed,
6778 ix86_preferred_reload_class, ix86_register_move_cost): New function.
6780 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
6782 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
6783 (HARD_REGNO_MODE_OK): Move offline to ....
6784 * i386.c (ix86_hard_regno_mode_ok) ... here;
6785 refuse all incorrect modes.
6786 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
6788 2001-02-13 Richard Henderson <rth@redhat.com>
6790 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
6791 entire operator; replicate that and match_dup the operands.
6792 (cmp_ccx_arith_op_set): Likewise.
6793 (cmp_cc_arith_op_not_set): Likewise.
6794 (cmp_ccx_arith_op_not_set): Likewise.
6796 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
6798 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
6800 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
6802 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
6803 (TARGET_NO_BITFIELD_WORD): New macro.
6804 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
6805 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
6807 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6809 * cselib.c: New file, from simplify-rtx.c.
6810 * simplify-rtx.c: Remove cselib parts.
6811 * Makefile.in: Add cselib.o.
6813 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
6815 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
6816 (setup_incoming_varargs): Remove warning.
6818 * config/rs6000/rs6000.c (validate_condition_mode): When
6819 flag_fast_math, allow floating-point conditionals to be reversed.
6820 (rs6000_generate_compare): When flag_fast_math, don't generate
6821 cror operations for FP conditionals.
6823 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
6825 (ASM_SPEC): Likewise.
6826 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
6827 (CC1_SPEC): Likewise.
6828 (LINK_TARGET_SPEC): Likewise.
6829 (CPP_ENDIAN_SPEC): Likewise.
6830 * Makefile.in (check-consistency): New target.
6832 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
6834 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
6835 "return type defaults" warning for functions with return type
6837 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
6838 function declarations by default rather than only when pedantic.
6840 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
6842 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
6845 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
6847 * extend.texi (Deprecated): Deprecate new initializer lists.
6849 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
6851 * mkdeps.c (deps_add_default_target): Robustify. Add
6852 basename component only.
6853 * cpp.texi (-M): Describe how default target is generated.
6854 * invoke.texi (-M): Likewise.
6856 2001-02-12 Kazu Hirata <kazu@hxi.com>
6858 * toplev.c (push_float_handler): Remove.
6859 (pop_float_handler): Remove.
6860 * toplev.h: Remove prototypes for the above functions.
6862 2001-02-12 Jakub Jelinek <jakub@redhat.com>
6864 * c-common.c (constant_fits_type_p): New function.
6865 (convert_and_check): Use it.
6867 2001-02-11 Mark Mitchell <mark@codesourcery.com>
6869 * Makefile.in (GXX_ABI_FLAG): Don't define.
6870 * configure.in (--enable-new-gxx-abi): Remove option.
6871 * config.in: Regenerated.
6872 * configure: Likewise.
6874 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
6876 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
6878 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
6879 regular basic block, and arrange for all edges into it to switch
6882 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6884 * Makefile.in (distclean): Do not remove .gdbinit.
6886 2001-02-11 Mark Mitchell <mark@codesourcery.com>
6888 * Makefile.in (gcc.o): Fix typos.
6889 (protize.o): Likewise.
6890 (unprotoize.o): Likewise.
6892 2001-02-11 Richard Henderson <rth@redhat.com>
6894 * tree.c (build1): Check for null operand in last change.
6896 2001-02-11 Richard Henderson <rth@redhat.com>
6898 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
6899 (fold): Don't assume a constant isn't foldable.
6900 * tree.c (build): Set TREE_CONSTANT for an expression with no
6901 side-effects and constant operands.
6904 2001-02-10 Richard Henderson <rth@redhat.com>
6906 * jump.c (squeeze_notes): Revert 2000-05-12 change.
6908 2001-02-10 Anthony Green <green@redhat.com>
6910 * cpp.texi (Standard Predefined): Add documentation for
6913 * c-common.c (combine_strings): Improve warning message.
6915 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
6917 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
6919 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
6921 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
6923 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
6926 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
6928 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
6931 2001-02-09 Nick Clifton <nickc@redhat.com>
6933 * config/arm/arm.md: Change output contraint on post inc
6934 load/store multiple patterns to be a read/write contraint.
6936 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
6938 * gcc.c (cpp_options): Delete .d files on error. Don't delete
6939 .o files when using the -M options.
6941 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6942 David Edelsohn <edelsohn@gnu.org>
6944 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
6945 handle DImode constants. Use one TOC entry for SImode and smaller
6946 constants, aligned properly.
6948 2001-02-08 Jason Merrill <jason@redhat.com>
6950 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
6951 about the SP adjustment for saving the static chain pointer.
6952 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
6953 offset when setting a temporary CFA register.
6955 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
6957 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
6958 powerpc-*-chorusos* .
6959 * config/rs6000/chorus.h : New file.
6960 * config/i386/chorus.h : New file.
6961 * config/sparc/chorus.h : New file.
6962 * config/sparc/t-chorus-elf : New file.
6964 2001-02-08 David Edelsohn <edelsohn@gnu.org>
6966 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
6967 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
6968 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
6969 (__WCHAR_TYPE__): Correct macro name.
6971 2001-02-08 Richard Henderson <rth@redhat.com>
6973 * config/i386/i386.c (ix86_frame_pointer_required): New.
6974 (ix86_setup_frame_addresses): New.
6975 (struct machine_funciton): Add accesses_prev_frame.
6976 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
6977 ix86_frame_pointer_required.
6978 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
6979 (SETUP_FRAME_ADDRESSES): New.
6980 * config/i386/i386-protos.h: Update.
6981 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
6982 from FRAME_POINTER_REQUIRED.
6983 * config/i386/svr3gas.h: Likewise.
6984 * config/i386/sysv3.h: Likewise.
6985 * config/i386/v3gas.h: Likewise.
6987 2001-02-08 Richard Henderson <rth@redhat.com>
6989 * config/sparc/sparc.c (function_arg_record_value_3): Fix
6990 calculation of the number of integer registers required.
6991 (function_arg_record_value): Likewise.
6993 2001-02-08 Jason Merrill <jason@redhat.com>
6995 * diagnostic.c (internal_error): Say "confused" after 1 error, not
6996 two. Print file and line with "confused" message.
6998 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
7000 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7002 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
7004 2001-02-08 Bernd Schmidt <bernds@redhat.com>
7006 * final.c (cleanup_subreg_operands): The address of a MEM can
7009 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
7012 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
7014 * gcc.texi (Incompatibilities): Update documentation of
7015 preprocessing numbers.
7017 2001-02-07 Jakub Jelinek <jakub@redhat.com>
7019 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
7021 2001-02-07 Mark Mitchell <mark@codesourcery.com>
7023 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
7025 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
7026 * gcc.c (struct compiler): Add cpp_spec field.
7027 (input_file_compiler): New variable.
7028 (do_spec_1): Allow a particular compiler to handle `%C'
7030 (main): Store the current compiler in input_file_compiler.
7031 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
7033 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
7035 * cpphash.h (struct spec_nodes): Add n_true and n_false.
7036 * cppinit.c (cpp_create_reader): Initialize them.
7037 (append_include_chain): cxx_aware arg might be unused.
7038 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
7039 keywords and give them their phase 7 meaning. Pedwarn about
7040 this unless '__bool_true_false_are_defined' is defined.
7042 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
7044 * lcm.c (optimize_mode_switching): Emit mode_set before the
7045 JUMP_INSN of an abnormal edge.
7047 2001-02-07 Bernd Schmidt <bernds@redhat.com>
7049 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
7050 a scheduling barrier at the end.
7052 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
7054 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
7056 * config/sh/sh.md (reload_outsf): Removed.
7057 (movsf_ie): Introduce constraints for FPUL loads and stores.
7058 (reload_insf): Broaden the output constraint.
7060 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
7062 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
7063 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
7065 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
7067 * final.c: Revert my previous changes.
7068 * output.h: Make profile_label_no extern.
7069 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
7070 for generating label.
7072 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
7074 * config/i386/djgpp.h: Add comments about standard paths.
7075 (MD_EXEC_PREFIX): Undefine before defining.
7076 (MD_STARTFILE_PREFIX): New.
7078 2001-01-30 Bruce Korb <bkorb@gnu.org>
7080 fixinc/fixincl.c(process): Emit error message only if appropriate :)
7081 (load_file): do not rely on load_file_data() to close file pointer
7082 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
7083 fixinc/inclhack.def(irix_limits_const): add test_text
7085 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
7087 * cppexp.c (parse_defined): Improve diagnostics for invalid
7090 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
7092 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
7094 2001-02-06 Mark Mitchell <mark@codesourcery.com>
7096 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
7097 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
7098 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
7099 (rs6000_output_symbol_ref): New function.
7100 (output_toc): Use VTABLE_NAME_P.
7102 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7104 * print-tree.c (print_node, case PARM_DECL):
7105 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
7107 * stor-layout.c (reference_types_internal): New variable.
7108 (internal_reference_types): New function.
7109 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
7110 * tree.h (internal_reference_types): New declaration.
7112 * cse.c (find_best_addr): Fix typo in computing cost.
7114 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7116 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
7117 and this is the sum of a pointer and a constant, we know the result
7119 (num_sign_bit_copies, case PLUS): Likewise.
7120 * explow.c (convert_memory_address): Remove opposite SUBREG.
7121 * function.c (instantiate_new_reg): New function (from common code).
7122 (instantiate_virtual_regs_1): Call it.
7123 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
7124 if pointers sign- or zero-extend.
7125 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
7126 If pointers extend unsigned, use inside of SUBREG.
7127 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
7129 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
7131 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
7132 subdir of gcc_gxx_include_dir.
7133 (gcc_gxx_target_include_dir): Remove.
7135 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
7137 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
7138 (dwarf2out_frame_debug_expr): Revise introductory comments to add
7139 a high-level description.
7141 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
7143 * final.c: Move the declaration of profile_label_no to ...
7144 * output.h: ... here.
7145 * function.c (expand_function_start): Call PROFILE_HOOK.
7146 * config/rs6000/aix.h: Define PROFILE_HOOK.
7147 * config/rs6000/rs6000-protos.h: output_profile_hook new.
7148 * config/rs6000/rs6000.c (output_profile_hook): Define.
7149 (output_prolog): Do nothing for ABI_AIX as it is taken care by
7150 output_profile_hook.
7151 tm.texi : Explain new macro PROFILE_HOOK.
7153 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
7155 * extend.texi (Extended Asm): Do not say that semicolon is always
7156 a valid line-breaking character for GNU assemblers. Use
7157 newline-tab as the most commonly supported syntax. Use
7158 newline-tab rather than semicolon in multi-insn examples.
7160 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7162 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
7164 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7165 David Edelsohn <edelsohn@gnu.org>
7167 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
7168 code for AIX, even without flag_pic.
7170 2001-02-05 Jakub Jelinek <jakub@redhat.com>
7172 * c-typeck.c (common_type): push and pop binding level around
7173 calling common_type on function parameters.
7175 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
7177 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
7179 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7181 * config/mips/mips.c (override_options): Fix typo in last change.
7182 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
7183 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
7185 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
7187 * invoke.texi (-fdump-class-layout): Document.
7188 (-fdump-translation-unit): Use `=' as filename separator.
7190 2001-02-05 Mark Mitchell <mark@codesourcery.com>
7192 * Makefile.in (s-mlib): Don't build multilibs if
7194 (DRIVER_DEFINES): Adjust accordingly.
7196 (protoize.o): Likewise.
7197 (unprotoize.o): Likewise.
7198 * configure.in: Recognize --enable-multilib.
7200 2001-02-04 Mark Mitchell <mark@codesourcery.com>
7202 * Makefile.in (DRIVER_DEFINES): Fix quoting.
7204 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
7205 * configure.in: Remove --enable-libstdcxx_v3 support.
7206 * configure: Regenerated.
7208 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7210 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
7211 Call abort instead of fatal.
7212 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
7213 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
7214 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
7215 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
7216 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
7217 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
7219 * diagnostic.h (set_internal_error_function): Renamed.
7220 * toplev.h (internal_error): Renamed from fatal.
7221 (pfatal_with_name): Deleted.
7222 (fatal_io_error): Now has printf-style arguments.
7223 * diagnostic.c (pfatal_with_name): Deleted.
7224 (fatal_io_error): Rework to have args in printf-style.
7225 (set_internal_error_function): Renamed from set_fatal_function.
7226 (internal_error): Renamed from fatal.
7227 (error_recursion, fancy_abort): Call internal_error instead of fatal.
7228 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
7229 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
7230 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
7231 * flow.c (verify_flow_info): Likewise.
7232 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
7233 * config/mips/mips.c (save_restore_insns): Likewise.
7235 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
7236 * flow.c (verify_flow_info): Likewise.
7237 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
7238 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
7239 (avr_normalize_condition): Likewise.
7240 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
7241 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
7242 (limit_reload_class, double_reg_to_memory): Likewise.
7243 (print_operand_address, emit_1600_code_shift): Likewise.
7244 (gen_tst_reg, gen_compare_reg): Likewise.
7245 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
7246 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
7248 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
7250 * c-parse.in (methoddef): Call fatal_error instead of fatal.
7251 * objc/objc-act.c (build_ivar_chain): Likewise.
7252 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
7254 * graph.c (clean_graph_dump_file): Likewise.
7255 * profile.c (init_branch_prob): Likewise.
7256 * objc/objc-act.c (objc_init): Likewise.
7258 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
7259 * config/avr/avr.c (avr_override_options): Likewise.
7260 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
7261 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
7262 * config/h8300/h8300.c (h8300_init_once): Likewise.
7263 * config/mips/mips.c (override_options): Likewise.
7264 * config/i386/i386.c (override_options): Likewise, rework.
7265 * config/m68k/m68k.c (override_options): Likewise.
7267 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
7269 * config/mips/mips.c (print_operand): Likewise.
7270 * hash.c (hash_allocate): Don't check for failure returns from
7271 obstack functions that can't fail.
7272 (hash_table_init_n, hash_table_init): Likewise; also now return void.
7273 * hash.h (hash_table_init_n, hash_table_init): Now return void.
7274 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
7275 (get_object_reference): Likewise.
7277 2001-02-04 Nick Clifton <nickc@redhat.com>
7279 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
7280 StrongARM1110, 10TDMI, and 1020T.
7282 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7284 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
7286 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
7288 * config/sh/sh.md (movdf load split): Pass register number to
7289 FP_OR_XD_REGISTER_P.
7291 2001-02-04 Mark Mitchell <mark@codesourcery.com>
7293 * cppinit.c (BC): New macro.
7294 (builtin_array): Add __GXX_WEAK__.
7295 * cpplib.h (builtin_type): Add BT_WEAK.
7296 * cppmacro.c (builtin_macro): Handle BT_WEAK.
7297 * defaults.h (SUPPORTS_ONE_ONLY): Define.
7298 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
7300 2001-02-03 Jakub Jelinek <jakub@redhat.com>
7302 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
7304 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
7306 * cpphash.h: Rename _ALIGN POOL_ALIGN.
7307 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
7309 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
7311 * cpphash.h: Rename ALIGN _ALIGN.
7312 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
7314 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
7316 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
7317 compilation environment.
7318 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
7319 control over location of cygwin includes and libs.
7321 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
7323 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
7325 2001-02-02 lars brinkhoff <lars@nocrew.org>
7327 * md.texi (Standard Names): remove reference to spur.md.
7329 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
7331 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
7332 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
7333 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
7334 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
7335 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
7337 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7339 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
7340 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
7341 number before reload.
7342 (c4x_adjust_cost): Return zero before reload.
7343 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
7344 split before reload.
7346 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7348 * c4x.c (c4x_hard_regno_rename_ok): New.
7349 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
7350 * c4x.h (HARD_REGNO_RENAME_OK): Define.
7352 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7354 * diagnostic.h: Add missing "extern" in all declarations.
7356 2001-02-02 Alex Samuel <samuel@codesourcery.com>
7358 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
7359 as for gcc_gxx_include_dir.
7361 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7363 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
7365 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
7367 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
7368 label before alignment to be used as the braf base address.
7369 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
7371 (casesi_jump_2): Require at least TARGET_SH2.
7373 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
7374 truncation to 32-bit doubles on -m3e and -m4-single-only.
7376 2001-02-02 Mark Mitchell <mark@codesourcery.com>
7378 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
7379 the default when building a shared object.
7380 (init_spec): Use it.
7381 * testsuite/lib/g++.exp: Include the directory where libgcc
7382 is located to the LD_LIBRARY_PATH list.
7383 * invoke.texi (-shared-libgcc): Document the cases in which
7384 GCC defaults to using the shared libgcc.
7386 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
7388 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
7389 unsigned is wide enough.
7391 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
7392 (si_to_float): Likewise.
7393 (float_to_si, float_to_usi): Use BITS_PER_SI.
7395 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
7397 * dwarf2out.c: Added explanation of abbreviations.
7398 (def_cfa_1): Added comments listing DWARF2 instructions.
7399 (cfa_temp_reg): Removed in favor of cfa_temp.
7400 (cfa_temp_value): Removed in favor of cfa_temp.
7401 (cfa_temp): New global variable.
7402 (dwarf2out_frame_debug_expr): Added extensive introductory
7403 comments explaining the function's transformations. Revised to
7404 use cfa_temp. Added some rtx checking. Generalize IOR case.
7405 (dwarf2out_frame_debug): Revised to use cfa_temp.
7406 (output_aranges): Cast as "unsigned" to avoid warning.
7407 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
7408 explain which instructions must be marked.
7410 2001-02-01 Richard Henderson <rth@redhat.com>
7412 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
7415 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
7417 * config/sh/crt1.asm (main_k): Modified so that start calls
7418 ___setup_argv_and_call_main.
7420 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
7422 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
7423 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
7424 and AVOID_LPASTE is cleared on meeting an unescaped newline.
7425 * cppmacro.c (builtin_macro): Set builtin flags here.
7426 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
7427 (replace_args): Clarify intent.
7428 (cpp_get_token): Macro expansion tokens get the saved flags.
7430 * cppmain.c (scan_buffer): Remove now-redundant print.printed
7433 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
7435 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
7438 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7440 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
7441 returns Pmode pseudo, but we need ptr_mode.
7442 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
7443 Remove bogus conversions; use HOST_WIDE_INT for size.
7444 Don't use TARGET if wrong mode.
7446 * config/i386/i386.c (ix86_compute_frame_size): Allow
7447 stack_alignment_needed to be non-default even if size is zero.
7449 2001-01-31 Alan Modra <alan@linuxcare.com.au>
7451 * pa.c (hppa_init_pic_save): New function.
7452 * pa.h (hppa_init_pic_save): Declare.
7453 * pa.md (call, call_value, sibcall, sibcall_value): Use
7454 the above instead of duplicated code.
7456 * pa.c (hppa_encode_label): Correct size of alloca buffer
7457 so we don't overrun it. Correct leading `*' case.
7458 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
7459 need to handle `*@'.
7460 (FUNCTION_NAME_P): Likewise.
7462 2001-01-31 Richard Henderson <rth@redhat.com>
7464 * config.gcc (alpha-osf5): Use float-i128.h.
7466 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
7467 * config/float-i32.h: Likewise.
7468 * config/float-i64.h: Likewise.
7469 * config/float-sh.h: Likewise.
7470 * config/float-sparc.h: Likewise.
7472 2001-01-31 DJ Delorie <dj@redhat.com>
7474 * expmed.c (extract_bit_field): allow non-integral modes if we
7475 want to extract a whole register from itself.
7477 2001-01-31 Jakub Jelinek <jakub@redhat.com>
7479 * c-typeck.c (set_init_index): If first is equal to last, assume as
7480 if it was not a range at all.
7482 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
7484 * config/fp-bit.c: Include tm.h.
7485 (float_to_si): Don't assume SImode is 32-bits wide.
7486 (float_to_usi): Likewise.
7488 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7490 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
7492 (typename): Call pending_xref_error after parsing typed_typespecs.
7493 * c-decl.c (lookup_tag): Give error immediately rather than
7494 leaving it pending if the tag of the wrong type is in the same
7496 (xref_tag): Don't pedwarn for forward declarations of enum types
7498 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
7501 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
7503 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
7505 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
7507 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
7508 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
7510 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
7512 * cpphash.h (struct cpp_reader): New saved_flags.
7513 * cppmacro.c (cpp_get_token): Use saved_flags to remember
7514 to avoid a paste after a pasted token.
7516 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
7518 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
7519 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
7520 Wtype_MIN instead of LONG_MIN.
7522 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
7524 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
7526 * fixinc/fixincl.x: Regenerated.
7527 * fixinc/inclhack.def (irix_limits_const): New definition to
7528 convert "const" to "__const" in limits.h.
7530 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
7532 * fixinc/genfixes (AG): Fix "autogen4" thinko.
7534 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7536 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
7537 when register dies in the insn.
7539 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
7541 * diagnostic.c (fatal): Fix word wrap.
7543 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
7545 * combine.c (try_combine): Fix SUBREG setting for
7546 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
7548 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7550 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
7553 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
7555 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
7557 * toplev.c (decode_W_option): Update warn_larger_than
7558 unconditionally for each processed switch.
7560 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
7562 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
7564 (hppa_expand_prologue): Delete code to save pic offset table register
7565 in the function prologue.
7566 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
7567 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
7568 table register at the beginning of the function after the prologue.
7570 2001-01-29 lars brinkhoff <lars@nocrew.org>
7572 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
7574 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
7575 Jeff Law <law@redhat.com>
7577 * pa.md (return): Revise comment for trivial return.
7578 (return_internal): Non-trivial return pattern for non-PIC code.
7579 (return_internal_pic): Non-trivial return pattern for PIC code.
7580 It uses the PIC register to ensure it is restored after
7582 (epilogue): Generate appropriate return for PIC and non-PIC code.
7584 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
7586 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
7588 2001-01-29 DJ Delorie <dj@redhat.com>
7590 * combine.c (if_then_else_cond): Pass the correct mode to
7591 operand_subword() for constants.
7593 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
7595 * config/i386/cygwin.h: Add w32api to include search. Search different
7596 directories in a cross-build environment.
7598 2001-11-29 Tim Josling <tej@melbpc.org.au>
7600 * tree.h (TYPE_STUB_DECL): Add documentation.
7602 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
7604 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
7605 (sdbout_field_types): Likwise. Fix use of host_integerp.
7607 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
7609 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
7612 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
7614 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
7615 to use flag_gnu_linker.
7617 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7619 * cpplib.c (T_BAD_DIRECTIVE): Remove.
7620 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
7622 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
7624 * tree.c, tree.h (build_parse_node): Remove; was identical to
7626 * c-lang.c (start_cdtor), objc/objc-act.c
7627 (build_module_descriptor): Use build_nt instead of
7630 2001-01-29 Jakub Jelinek <jakub@redhat.com>
7632 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
7633 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
7634 not have any upper bits set.
7636 2001-01-29 Phil Edwards <pme@sources.redhat.com>
7638 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
7640 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7642 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
7644 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
7646 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
7647 (integer_minus_one_node): Define.
7649 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
7651 * Makefile.in (bootstrap2-lean): Fix typo.
7653 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
7655 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
7656 : Don't set fe_value.
7657 * cpplib.h (AVOID_LPASTE): New flag.
7658 (struct cpp_hashnode): Remove fe_value.
7659 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
7660 * cppmacro.c (builtin_macro): Don't set flags here.
7661 (replace_args): Set AVOID_LPASTE flag on first token of an
7662 argument, and the token following it.
7663 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
7664 macro expansion, and on the token following it. Do it for
7666 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
7668 2001-01-27 Richard Henderson <rth@redhat.com>
7670 * config/alpha/t-ieee: Remove multilibbing.
7671 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7673 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7675 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
7677 * Makefile.in: Remove all dependencies on defaults.h.
7678 * builtins.c: Don't include defaults.h.
7679 * c-common.c: Likewise.
7680 * c-decl.c: Likewise.
7681 * c-pragma.c: Likewise.
7682 * c-typeck.c: Likewise.
7683 * combine.c: Likewise.
7685 * frame-ia64.c: Likewise.
7686 * cppexp.c: Likewise.
7687 * crtstuff.c: Likewise.
7688 * dbxout.c: Likewise.
7689 * dwarf2out.c: Likewise.
7690 * dwarfout.c: Likewise.
7691 * emit-rtl.c: Likewise.
7692 * except.c: Likewise.
7694 * final.c: Likewise.
7695 * frame-dwarf2.c: Likewise.
7696 * libgcc2.c: Likewise.
7697 * optabs.c: Likewise.
7698 * profile.c: Likewise.
7699 * sdbout.c: Likewise.
7700 * toplev.c: Likewise.
7701 * tradcif.y: Likewise.
7703 * varasm.c: Likewise.
7705 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7707 * builtins.c (expand_builtin_fputs): Use size_one_node when
7708 transforming into fwrite.
7710 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
7712 * extend.texi (Attribute Syntax): New section.
7714 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
7716 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
7717 they didn't need fixing.
7719 2001-01-27 Janis Johnson <janis@us.ibm.com>
7721 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
7723 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
7724 to remove macro definitions that are duplicated from elfos.h.
7726 2001-01-27 Richard Henderson <rth@redhat.com>
7728 * config/i386/sco5gas.h: Move ...
7729 * config/usegas.h: ... here.
7730 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
7732 2001-01-27 Jakub Jelinek <jakub@redhat.com>
7734 * c-typeck.c (struct constructor_stack): Add range_stack member.
7735 (really_start_incremental_init): Clear it.
7736 (push_init_level): Save constructor_range_stack and clear it if
7737 pushing explicit braces.
7738 (pop_init_level): abort if constructor_range_stack is non-zero at
7739 explicit closing brace. Restore saved constructor_range_stack if
7742 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
7744 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
7745 into register was forced into memory.
7747 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
7749 * Makefile.in: Remove uses of + before $(MAKE).
7751 2001-01-26 Richard Henderson <rth@redhat.com>
7753 * stmt.c (cost_table): Remove.
7754 (COST_TABLE, cost_table_initialized): New.
7755 (estimate_case_costs): Use the later instead of the former.
7756 (balance_case_nodes): Likewise.
7758 2001-01-26 Richard Henderson <rth@redhat.com>
7760 * alias.c (objects_must_conflict_p): Read-only slots may not
7761 conflict despite having the same type.
7763 2001-01-27 Michael Hayes <mhayes@redhat.com>
7765 * loop.c (loop_giv_reduce_benefit): Copy mode size into
7767 (check_ext_dependant_givs): Initialise u_start_val and
7769 (load_mems): Make last_max_reg unsigned.
7770 (try_swap_copy_prop): Use INSN_P and initialise set.
7772 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
7774 * README.AVR : Removed.
7776 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
7778 * pa-64.h (text_section): Remove declaration.
7780 * pa.md (return_internal): Remove mode on PIC register use.
7782 2001-01-25 lars brinkhoff <lars@nocrew.org>
7784 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
7785 ASM_CLOSE_PAREN): fix typos.
7787 2001-01-25 Mark Mitchell <mark@codesourcery.com>
7789 * acconfig.h: Define `const' to the empty string if neither
7790 __STDC__ nor __cplusplus is defined.
7791 * config.in: Regenerated.
7793 2001-01-25 David Edelsohn <edelsohn@gnu.org>
7795 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
7796 * collect2.c (main): Delete importf. Add ".obj" file extension.
7797 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
7798 (aix_std_libs): Add additional AIX libraries to skip.
7799 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
7800 * config/rs6000/aix51.h: New file.
7802 2001-01-25 Michael Hayes <mhayes@redhat.com>
7804 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
7805 (loop_insn_emit_before): No longer static.
7806 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
7807 (loop_givs_rescan, load_mems): Likewise.
7808 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
7809 (maybe_eliminate_biv_1):
7810 (move_movables): Replace emit_call_insn_before with
7811 loop_call_insn_hoist.
7812 * loop.h (loop_insn_emit_before): Add.
7813 * unroll.c (copy_loop_body): Replace emit_insn_before with
7814 loop_insn_emit_before.
7816 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
7818 * diagnostic.c (fatal): Request preprocessed source.
7820 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
7822 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
7823 olddecl has argument types and newdecl has none, use the argument
7826 2001-01-24 Ulrich Drepper <drepper@redhat.com>
7828 * dwarf2out.c (prefix_of): New function. Determine longest common
7829 prefix of the two arguments. The units are whole path components.
7830 (output_file_names): When adding a new directory find the one entry
7831 with the longest common prefix already in the list. Artificially
7832 generate entry if there is none for this prefix.
7833 Fix test to check whether the zeroth directory entry is used.
7835 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
7837 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
7838 Changed all callers. Take it into account when deciding if a
7839 previously loaded value matches.
7841 2001-01-24 Richard Henderson <rth@redhat.com>
7843 * reload.c (find_reloads_subreg_address): Fail the substitution
7844 if the resulting address is insufficiently aligned.
7846 2001-01-24 DJ Delorie <dj@redhat.com>
7848 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
7849 check the original operand's mode also.
7850 * simplify-rtx.c (simplify_ternary_operation): Ditto.
7852 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
7854 * c-parse.in (cast_expr): Move compound literals from here ...
7855 (primary): ... to here. Use standard terminology "compound
7856 literal" instead of "constructor expression".
7858 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
7860 * gcc.1, cpp.1: Regenerate.
7862 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
7864 * calls.c (emit_library_call_value_1): Memory slot for
7865 pass-by-reference argument should have the mode of the argument,
7866 not of the pointer to it.
7868 2001-01-24 Tom Tromey <tromey@redhat.com>
7870 * gcc.texi (G++ and GCC): Mention gcj manual.
7871 (Standards): Link to section of manual mentioning gcj/Java
7874 2001-01-24 Jakub Jelinek <jakub@redhat.com>
7876 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
7877 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
7878 * tradcpp.c (main): Add -imacros or -include'd dependencies
7880 * cpp.texi (-M, -MM): Document -M -include behaviour.
7882 2001-01-24 Roger Collins <roger@ProProject.com>
7884 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
7886 2001-01-24 Will Cohen <wcohen@redhat.com>
7888 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
7889 whether registers are 32 bits or 64 bits in size.
7891 2001-01-24 Ben Elliston <bje@redhat.com>
7893 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
7895 2001-01-24 Richard Henderson <rth@redhat.com>
7897 * config/alpha/alpha.md (builtin_longjmp_internal): New.
7898 (builtin_longjmp): Use it instead of emit_indirect_jump.
7900 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
7902 * bb-reorder.c (make_reorder_chain_1): Handle case where
7903 jump edge goes to the same block as the fallthru edge.
7905 2001-01-23 Jim Wilson <wilson@redhat.com>
7907 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
7908 * frame.h (__ia64_personality_v1): Add prototype.
7909 * libgcc2.c (ia64_throw_helper): Change personality declaration to
7910 prototype form. Add void * cast to first argument to personality
7912 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
7913 (asctoe113): Likewise.
7914 * config/ia64/frame-ia64.c: Include eh-common.h.
7915 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
7917 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
7919 (itanium_split_issue): Add prototype.
7920 (gen_nop_type): Ifdef out.
7921 (find_best_packet): Initialize best_packet.
7922 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
7924 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
7925 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
7926 (flushrs): Add explicit stop bit at end.
7927 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
7930 2001-01-23 Chris Demetriou <cgd@broadcom.com>
7932 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
7934 * libgcc2.c (__terminate_func): Make variable static.
7935 (__terminate_set_func): New function to set __terminate_func.
7936 * libgcc2.h (__terminate_func_ptr): New typedef.
7937 (__terminate_set_func): New function.
7939 2001-01-23 Richard Henderson <rth@redhat.com>
7941 * flow.c (init_propagate_block_info): Don't consider unchanging
7942 memories for dead frame store elimination.
7944 2001-01-23 Richard Henderson <rth@redhat.com>
7946 * varasm.c (UNIQUE_SECTION): Move default implementation ...
7947 * defaults.h: ... here.
7949 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7951 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
7953 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
7955 * c-lex.c (lex_charconst): Fix typo: s/p/str.
7957 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7959 * rs6000.h (rs6000_return_addr): Move prototype from here...
7960 * rs6000-protos.h (rs6000_return_addr): ...to here.
7961 (rs6000_init_expanders): Delete prototype.
7963 2001-01-23 Nick Clifton <nickc@redhat.com>
7965 * invoke.texi: Replace , with \, inside @gccoptlist macros.
7966 (Spec Files): Document %B and %j and %. and %v3 and %M and
7967 %{S*&T} spec switches.
7969 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7971 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
7973 2001-01-23 Chris Demetriou <cgd@sibyte.com>
7974 Neil Booth <neil@daikokuya.demon.co.uk>
7976 * cpperror.c: Merge handlers of PEDWARN and WARNING.
7977 Have -Werror make pedantic warnings errors, like the
7980 2001-01-23 Phil Edwards <pme@sources.redhat.com>
7982 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
7984 2001-01-23 Jakub Jelinek <jakub@redhat.com>
7986 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
7987 * integrate.c (expand_inline_function): Initialize them.
7988 (subst_constants): If changing COMPARE so that both its arguments
7989 will be VOIDmode and the comparison mode will be lost, note
7990 compare_mode. Use the recorded compare_mode to optimize
7993 2001-01-23 Jason Merrill <jason@redhat.com>
7995 * dwarf2out.c (new_die): Use xcalloc.
7996 (output_die): Abort rather than emit a local reference to offset 0.
7998 2001-01-17 Andrew Haley <aph@redhat.com>
8000 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
8001 of a saved register; return NULL instead.
8002 (copy_reg): Take a pointer to a source register rather than a
8004 (next_stack_level): Remember the address in the stack frame of all
8006 Use the saved register pointer array as the source of the CFA.
8007 (throw_helper): Rewrite. Unwind once rather than twice and keep
8008 track of saved registers as we go.
8010 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8012 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
8013 * c4x.c (c4x_legitimize_reload_address): Remove.
8014 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
8015 reload address for ldp(k) insn.
8017 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
8019 * pa.md (return_internal): Add a USE of the PIC register to ensure
8020 it is restored after each call.
8021 (return expander): Corresponding changes.
8023 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8025 * rs6000.h (INIT_EXPANDERS): Delete.
8026 (RETURN_ADDR_RTX): Call rs6000_return_addr().
8027 * rs6000.c (rs6000_override_options): Call *_machine_status from
8029 (rs6000_init_expanders): ...instead of here. Delete.
8030 (rs6000_mark_machine_status): New function.
8031 (rs6000_init_machine_status): Use xcalloc.
8032 (rs6000_return_addr): Generate RTX for the return address.
8033 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
8034 (rs6000_stack_info): Use it.
8036 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
8038 * gthr-win32.h: Include errno.h to get a declaration for
8039 EINVAL and _mingw.h if the target is mingw32.
8041 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
8043 * cpp.texi: Correct typos.
8045 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8047 * explow.c (probe_stack_range): Ensure value passed to
8048 stack_check_libfunc is ptr_mode, not Pmode.
8050 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
8052 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
8053 case, don't use operand_subword to calculate a SUBREG that is
8056 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
8058 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8060 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
8061 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
8062 valid. If not replace it by equivalent insns.
8064 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8066 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
8067 contains SYMBOL_REF, LABEL_REF and CONST_INT.
8068 (c4x_U_constraint, symbolic_address_operand): Likewise.
8069 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
8071 (c4x_r11_set_p, c4x_check_laj_p): New functions.
8072 * c4x-protos.h (c4x_check_laj_p): Add prototype.
8073 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
8074 anulling slot because of silicon bug.
8075 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
8077 2001-01-22 Alan Modra <alan@linuxcare.com.au>
8079 * cppexp.c (parse_charconst): Change `mask' type to agree
8082 2001-01-21 Richard Henderson <rth@redhat.com>
8084 * config/i386/i386.c (ix86_asm_file_end): Disable putting
8085 pic_label_name in a linkonce section.
8087 2001-01-17 Philipp Thomas <pthomas@suse.de>
8089 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
8091 * configure: Regenerate.
8093 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
8095 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
8096 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
8098 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
8100 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
8101 If REVERSE nonzero then condition code in X must be reversed.
8102 (encode_section_info): Optimise if/else.
8103 (avr_function_value): Fix formatting.
8105 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
8106 (difficult_branch): Likewise.
8107 (rvbranch): Likewise.
8108 (difficult_rvbranch): Likewise.
8110 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
8112 * config/avr/libgcc.S: Fix comment.
8114 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8116 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
8118 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8120 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
8122 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8124 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
8125 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
8126 * configure, config.in: Regenerate.
8127 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
8128 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
8129 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
8130 (doprint.o): New rule.
8132 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
8134 * c-typeck.c (digest_init): Handle boolean types as scalars.
8136 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8138 * stmt.c (expand_return): Don't return anything if size is zero.
8139 Delete redundant assignment to BYTES.
8140 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
8142 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
8144 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
8145 the same as the default library function names.
8146 * config/avr/avr.md: Document special characters after '%'.
8147 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
8148 knowing which of the call-used registers are really clobbered.
8149 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
8150 New. Both quotient and remainder from one libgcc.S call.
8151 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
8152 clobber as few registers as possible.
8153 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
8155 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
8157 * cppmacro.c (funlike_invocation_p): Don't move back up to the
8158 context of the top of the stack.
8160 2001-01-20 Jakub Jelinek <jakub@redhat.com>
8162 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
8163 (fixup_var_refs_insns): ...here.
8165 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
8167 * function.c (fixup_var_refs_insns): Break up into
8168 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
8169 [loop over entire insn list], and fixup_var_refs_insns_with_hash
8170 [loop over hash table entries].
8171 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
8172 fixup_var_refs_insns_with_hash, to match above changes.
8174 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
8176 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
8177 (libgcc.a): Likewise.
8178 (stmp-multilib): Likewise.
8179 (STAGE2_FLAGS_TO_PASS): Likewise.
8181 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
8183 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
8184 temporary if no_new_pseudos.
8186 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
8188 * cppinternals.texi: Update.
8190 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
8192 * arm.c (arm_init_builtins): Re-enable builtins.
8194 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8196 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
8197 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
8198 element to be null, and always expect an EXPR_LIST.
8199 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
8200 * sched-deps.c (sched_analyze_1): Likewise.
8201 * sched-rgn.c (check_live_1, update_live_1): Likewise.
8203 * regclass.c (max_set_parallel): New variable.
8204 (reg_scan): Take it into account in computation of max_parallel.
8205 (reg_scan_mark_refs, case SET): Compute it.
8207 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
8209 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
8210 * function.c (assign_parms): Use INTVAL for a CONST_INT.
8212 2001-01-19 Jason Merrill <jason@redhat.com>
8214 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
8215 for the abstract instance of an inline function.
8217 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
8218 J"orn Rennecke <amylaar@redhat.com>
8220 * reload1.c (move2add_note_store): Treat all registers directly or
8221 indirectly derived from a base register as members of the same set
8223 (reload_cse_move2add): Adjust accordingly. Take mode and offset
8224 of base register into account.
8226 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
8228 * alias.c (find_base_value): Recognize TRUNCATE.
8229 (record_set): In PLUS case, invalidate if other summand is also a
8232 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8234 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
8235 entry to be EXPR_LIST.
8236 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
8237 be an EXPR_LIST (but not null, which other code doesn't allow).
8238 (note_stores): Properly handle PARALLEL in SET.
8239 Recursively call for top-level PARALLEL.
8240 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
8241 * sched-rgn.c (check_live_1, update_live_1): Likewise.
8243 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
8245 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
8247 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
8248 not pfile->skipping (== 0).
8250 2001-01-17 Nick Clifton <nickc@redhat.com>
8252 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
8255 2001-01-17 Jim Wilson <wilson@redhat.com>
8257 * invoke.texi (IA-64 options): Improve.
8259 2001-01-17 Tom Tromey <tromey@redhat.com>
8261 * invoke.texi (Optimize Options): Use `{}' to around @samp
8264 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
8266 * invoke.texi (-fno-guess-branch-probability): New option.
8268 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8270 * combine.c (try_combine): Don't set i3_subst_into_i2 for
8271 case of making new double-word constant.
8272 Revert last change: instead just test i3_subst_into_i2.
8274 2001-01-17 Jakub Jelinek <jakub@redhat.com>
8276 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
8277 Use q constraints instead of r.
8279 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
8281 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
8282 (machine_function): Define.
8283 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
8284 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
8285 pa_free_machine_status): New functions.
8286 (override_options): Set {init,mark,free}_machine_status to above.
8287 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
8288 PIC_OFFSET_TABLE_REGNUM_SAVED.
8289 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
8290 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
8291 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
8292 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
8293 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
8295 2001-01-15 DJ Delorie <dj@redhat.com>
8297 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
8301 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8303 * flow.c (propagate_on_insn): Make trying to delete a prologue
8304 or epilogue insn an ICE, not a warning. Allow doing this if
8305 the current function returns with stack pointer depressed.
8307 * combine.c (try_combine): If i3_subst_into_i2, properly check for
8308 I3 having more than one SET.
8310 2001-01-16 Jim Wilson <wilson@redhat.com>
8312 * invoke.texi: Document IA-64 options.
8314 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
8315 (fixup_errata): Delete TARGET_A_STEP use.
8316 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
8317 (TARGET_SWITCHES): Delete -ma-step option.
8318 * config/ia64/ia64.md (all FP patterns): Delete %B0.
8319 (movqicc_astep, movqi_internal_astep, movhicc_astep,
8320 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
8321 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
8322 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
8323 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
8325 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
8326 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
8327 cmovsi_internal): Delete ! TARGET_A_STEP check.
8329 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8331 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
8332 possibility to report bugs via postal mail. Change a URL and
8333 merge in a nearly duplicate statement...
8334 (Bug Reporting): ...from here.
8335 (Service): Refer to the Bug Reporting section instead of
8337 (Contributing): Remove trivial explanations concerning snapshots.
8339 2001-01-16 Alan Modra <alan@linuxcare.com.au>
8341 * cppmain.c (general_init): Don't use ANSI prototype.
8343 2001-01-16 Tom Tromey <tromey@redhat.com>
8345 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
8347 2001-01-16 Richard Henderson <rth@redhat.com>
8349 * config/i386/i386.h: Fix comment typo.
8350 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
8351 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
8353 2001-01-16 Phil Edwards <pme@sources.redhat.com>
8355 * gcc.c: Revert previous -fsyntax-only-related change; move
8358 2001-01-16 Jakub Jelinek <jakub@redhat.com>
8360 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
8361 inmode after checking GET_CODE (op).
8363 2001-01-16 Richard Henderson <rth@redhat.com>
8365 * flow.c (struct propagate_block_info): Add mem_set_list_len.
8366 (MAX_MEM_SET_LIST_LEN): New.
8367 (propagate_one_insn): Update mem_set_list_len.
8368 (invalidate_mems_from_autoinc): Likewise.
8369 (invalidate_mems_from_set): Likewise.
8370 (mark_used_regs): Likewise.
8371 (init_propagate_block_info): Likewise. Stop collecting memories
8372 when we reach MAX_MEM_SET_LIST_LEN.
8373 (mark_set_1): Likewise.
8375 2001-01-16 Richard Henderson <rth@redhat.com>
8377 * unroll.c (precondition_loop_p): Fail if no iteration
8380 2001-01-16 Phil Edwards <pme@sources.redhat.com>
8382 * gcc.c: When -fsyntax-only is given, do not complain about
8385 2001-01-15 Richard Henderson <rth@redhat.com>
8387 * config/i386/i386.c (asm_output_function_prefix): Remove.
8388 (ix86_asm_file_end): New.
8389 (load_pic_register): Generate pic_label_name into a
8390 staticly allocated buffer.
8391 * config/i386/i386-protos.h: Update.
8392 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
8393 (ASM_FILE_END): New.
8394 * config/i386/i386afe.h: New file.
8395 * config.gcc (i?86-*-elf) [tm_file]: Use it.
8396 (i?86-*-{freebsd,linux*,moss*}): Likewise.
8397 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
8398 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
8399 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
8400 * config/i386/sco5.h (ASM_FILE_END): Likewise.
8401 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
8403 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8405 * Makefile.in (install-man): Remove explicit dependency on
8408 * configure.in, configure: Revert previous patch requiring perl
8411 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
8413 * toplev.c (flag_guess_branch_prob): New.
8414 (f_options): Add guess-branch-probability option.
8415 (rest_of_decl_compilation): Only estimate branch probability if
8417 (main): set flag_guess_branch_prob.
8419 * flags.h (flag_guess_branch_prob): New.
8421 2001-01-15 DJ Delorie <dj@redhat.com>
8423 * gcc.texi (Makefile): Add documentation for Makefile targets.
8425 2001-01-15 Philip Blundell <philb@gnu.org>
8427 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
8429 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
8430 (is_pic): Delete declaration.
8431 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
8432 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
8433 * config/arm/arm.md (builtin_setjmp_receiver): New.
8435 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
8437 * arm.c (use_return_insn): Don't try to determine the function type
8438 until after reload has completed.
8439 (arm_output_epilogue): Don't adjust the sp value recovered from the
8441 (emit_multi_reg_push): Don't record dwarf information for the pc.
8442 * arm.md (eh_epilogue): The function type may have changed, so it
8443 needs to be recalculated.
8444 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
8445 unwind tables on arm/netbsd.
8447 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
8449 * arm.md (cbranchsi4): Correct calculation of branch ranges.
8450 (negated_cbranchsi4): Likewise.
8452 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
8454 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
8455 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
8456 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
8457 pass -mapcs-* options to assembler.
8458 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
8459 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
8460 (ASM_SPEC): Call subtarget_extra_asm_spec.
8462 2001-01-15 Andreas Jaeger <aj@suse.de>
8464 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
8466 (ix86_expand_builtin): Likewise.
8468 * gencodes.c (output_predicate_decls): Make i size_t to avoid
8469 warning about comparison between signed and unsigned.
8471 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
8473 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
8475 2001-01-14 Ralf Baechle <ralf@gnu.org>
8477 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
8478 SUBTARGET_CPP_SPEC apropriatly.
8480 2001-01-12 Mark Mitchell <mark@codesourcery.com>
8482 * varasm.c (make_decl_rtl): Fix typo in last change.
8484 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
8486 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
8487 linker supports the init_priority C++ attribute.
8488 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
8489 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
8490 linker does not support init_priority C++ attribute.
8492 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
8494 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
8496 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
8498 * c-parse.in (finish_parse): Add comment about cpp_destroy.
8499 * cp/lex.c (finish_parse): Similarly.
8500 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
8501 Return the number of errors encountered.
8502 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
8503 * cppmain.c (main): Don't call cpp_destroy.
8505 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
8507 * configure.in: Require at least perl 5.6.0 to regenerate
8509 * configure: Regenerate.
8511 2001-01-14 Richard Henderson <rth@redhat.com>
8513 * genrecog.c (DT_veclen_ge): New.
8514 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
8515 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
8516 (nodes_identical_1): Handle DT_veclen_ge.
8517 (write_cond, debug_decision_2): Likewise.
8519 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
8521 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
8523 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
8525 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
8527 * cppmain.c (do_preprocessing): New function; most of the old
8529 (main): Call it to do most of the work.
8530 (cb): Move from global scope to set_callbacks ().
8531 (setup_callbacks): Get the callback pointer.
8532 (general_init, printer_init): Clean up code and comments.
8534 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
8536 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
8539 2001-01-14 Kazu Hirata <kazu@hxi.com>
8541 * config/h8300/h8300.c (get_shift_alg): Update comments.
8543 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8545 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
8546 (alloc_page, ggc_alloc): Add casts to remove warnings.
8548 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
8550 * combine.c (simplify_comparison): Don't change `code' when
8551 can't reverse comparison.
8553 2001-01-14 Richard Henderson <rth@redhat.com>
8555 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
8556 update all call sites. Return true for all non-label constants.
8558 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
8560 * i386.c (ix86_expand_compare): Add bypass_test and second_test
8562 (ix86_expand_branch): Update.
8563 (ix86_expand_setcc): Update to handle multiple test conditions.
8564 (expand_int_movcc): Likewise.
8565 (expand_fp_movcc): Likewise.
8566 * i386-protos.h (ix86_expand_compare): New.
8567 * i386.md (andqi_?_slp, orqi_?_slp): New.
8568 (conditional trap expander): Update call to ix86_expand_compare.
8570 2001-01-14 Richard Henderson <rth@redhat.com>
8572 * config/vax/vax.md: Use nonimmediate_operand instead of
8573 general_operand in destinations.
8575 * config/vax/vax.md (indirect_jump): Use register_operand.
8577 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
8578 * config/vax/vax.md (call_pop): Turn into an expander.
8579 (call_value_pop): Likewise.
8580 (call, call_value): New.
8582 2001-01-14 Andreas Jaeger <aj@suse.de>
8584 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
8586 (ix86_fp_compare_mode): Add unused attribute.
8587 (ix86_expand_fp_movcc): Remove unused variable.
8588 (ix86_expand_builtin): Make fcode unsigned.
8590 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
8591 (expand_expr): Add cast to avoid signed warning.
8592 (store_field): Likewise.
8593 (store_constructor_field): Likewise.
8594 (store_constructor): Likewise.
8595 (store_expr): Likewise.
8596 (clear_storage): Likewise.
8597 (emit_group_store): Likewise.
8598 (emit_group_load): Likewise.
8600 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
8602 * c-common.c: Move format checking code to ...
8603 * c-format.c: ... here. New file. Reorder some functions and
8605 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
8607 * c-common.h (decl_handle_format_attribute,
8608 decl_handle_format_arg_attribute): Declare.
8609 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
8610 (c-common.o): Adjust dependencies.
8611 (c-format.o): New list of dependencies.
8613 2001-01-13 Jakub Jelinek <jakub@redhat.com>
8615 * unroll.c (loop_iterations): If we cannot prove iteration variable
8616 is set once in each iteration, punt.
8618 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
8620 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
8621 (*strlenhi): Remove clobber (which was buggy) of output address.
8623 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
8625 * Makefile.in (generated-manpages): Add gcc.1
8626 ($(srcdir)/gcc.1): New target.
8627 (maintainer-clean): Delete $(srcdir)/gcc.1.
8628 * gcc.texi: Add macros @gccoptlist and @gol.
8629 * invoke.texi: Include option summary in manpage. Mark up option
8630 summary with @gccoptlist and @gol. Use @r in one place where
8632 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
8633 * gcc.1: Generate from invoke.texi.
8635 2001-01-13 Richard Henderson <rth@redhat.com>
8637 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
8638 (struct page_entry): Add group member.
8639 (struct page_group): New.
8640 (struct globals): Add page_groups member.
8641 (alloc_anon): Only define for using mmap; remove valloc call.
8642 (page_group_index): New.
8643 (set_page_group_in_use): New.
8644 (clear_page_group_in_use): New.
8645 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
8646 (free_page, release_pages): Likewise.
8647 * configure.in (with-gc): Default to ggc-page always.
8649 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
8651 * reload1.c (replace_pseudos_in_call_usage): Use
8652 reg_equiv_constant and reg_equiv_address, and don't try
8653 regno_reg_rtx first.
8655 2001-01-13 Richard Henderson <rth@redhat.com>
8657 * ggc-page.c (alloc_page): Round up allocation size to one page.
8658 Set e->order on extra pages.
8660 2001-01-13 Richard Henderson <rth@redhat.com>
8662 * genrecog.c (nodes_identical): Expand commentary.
8663 (write_switch): Watch out for identical nodes.
8665 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8667 * cppfiles.c (_cpp_fake_include): New function.
8668 * cpphash.h (_cpp_fake_include): New.
8669 * cpplib.c (do_line): Call _cpp_fake_include when entering
8670 header files in preprocessed input.
8671 * cppmain.c (cb_pragma_implementation): Remove handling.
8672 (setup_callbacks): Don't register pragmas.
8674 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8676 * extend.texi: Udate for CPP.
8678 2001-01-13 Andreas Jaeger <aj@suse.de>
8680 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
8682 * regmove.c: Add prototype for replace_in_call_usage.
8684 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8686 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
8687 struct cpp_chunk, struct htab, struct toklist,
8688 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
8689 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
8690 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
8691 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
8692 (struct macro_args): Delete.
8693 * cpphash.h: See above.
8695 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8697 * cppmain.c (struct printer): Remove no_line_dirs.
8699 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
8700 : Use options rather than CPP_OPTION.
8701 (setup_callbacks): Use cb rather than pfile->cb.
8702 (main): No need to check for a buffer. Use cpp_errors.
8703 (printer_init): Don't set no_line_dirs.
8704 (maybe_print_line): Use options not no_line_dirs.
8705 (cb_file_change): Don't call print_line if -P.
8707 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8709 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
8711 * c-parse.in (finish_parse): Use cpp_errors.
8712 (__yylex): Use return value of cpp_pop_buffer.
8713 * cp/lex.c (finish_parse): Use cpp_errors.
8714 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
8716 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
8718 * README.AVR: URLs corrected.
8720 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8722 * c-decl.c (start_function): Don't warn if old prototype is builtin
8723 that's not in C's namespace.
8724 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
8725 (_bb): Add prototype for ctime.
8726 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
8728 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
8730 * i386.c (ix86_fp_comparison_arithmetics_cost,
8731 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
8732 ix86_fp_comparison_cost): New functions.
8733 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
8734 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
8735 two-branch sequences; make static.
8736 (ix86_use_fcomi_compare): Do decision according to the costs.
8737 (split_fp_branch): New.
8738 * i386.md (compare-and-branch patterns): Use split_fp_branch.
8739 * i386-protos.h (ix86_expand_fp_compare): Remove
8740 (ix86_split_fp_branch): Declare.
8742 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
8743 and ix86_comparison_operator.
8745 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
8748 * i386.c (put_condition_code): Output properly the unordered/ordered
8749 compares in fp case.
8750 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
8752 * tm.texi (REVERSE_CONDITION): Document.
8753 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
8754 in -ffast-math mode.
8755 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
8757 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
8759 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
8761 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
8764 * config/sh/sh.c (mova_p): Fix test for mova_const.
8766 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8768 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
8769 cpp_get_options rather than dereferencing pfile and using
8771 * scan-decls.c (scan_decls): Use return value of
8772 cpp_pop_buffer rather than CPP_BUFFER.
8774 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8776 * cppinit.c (cpp_handle_option): help_only is now part of the
8777 cpp_options structure.
8778 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
8779 cpp_set_callbacks): New functions.
8780 * cpplib.h (cpp_callbacks): Break out as a named structure.
8781 (cpp_options): Move help_only here from cpp_reader.
8782 (CPP_FATAL_ERRORS): Update to use cpp_errors.
8783 (cpp_errors, cpp_get_options, cpp_get_callbacks,
8784 cpp_set_callbacks): New prototypes.
8785 * cppmain.c (main): Update for help_only.
8787 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
8789 * Makefile.in (info, maintainer-clean, install-info, uninstall):
8790 Also build and remove and install and uninstall c-tree.info and
8792 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
8793 ($(srcdir)/cppinternals.info): New target.
8794 * c-tree.texi: Change file name used when makeinfo used without -o
8795 from ir.info to c-tree.info. Add info directory entry.
8796 * cppinternals.texi: Add info directory entry.
8797 * .cvsignore: Update.
8799 2001-01-12 Jakub Jelinek <jakub@redhat.com>
8801 * c-typeck.c (store_init_value): Don't require constant initializer
8802 elements with -pedantic -std=c99.
8803 (digest_init): Change error about non-constant initializer elements
8805 (constructor_range_end): Remove.
8806 (constructor_incremental, designator_depth,
8807 designator_errorneous): New variables.
8808 (struct constructor_stack): Remove range_end, add incremental.
8809 (struct constructor_range_stack, constructor_range_stack): New.
8810 (struct initializer_stack): Add constructor_range_stack.
8811 (finish_init): Set it.
8812 (start_init): Likewise. require_constant_elements for non-static
8813 trees only if not flag_isoc99.
8814 (really_start_incremental_init): Remove constructor_range_end, add
8815 constructor_incremental.
8816 (pop_init_level): Likewise.
8817 (push_init_level): Likewise. If implicit and the subobject had some
8818 value set already, preinitialize the level with it.
8819 Warn about missing braces only if not pushing due to designators.
8820 (set_designator, push_range_stack): New functions.
8821 (set_init_label): Use them.
8822 (set_init_index): Likewise. Remove constructor_range_end.
8823 Error if designator index is outside of array bounds.
8824 (add_pending_init): Compare values of purpose index trees, not the
8825 trees themselves. Allow overwriting of already initialized element.
8826 Issue a warning if it had side-effects.
8827 (set_nonincremental_init, set_nonincremental_init_from_string): New
8829 (pending_init_member): Rename to...
8830 (find_init_member): ...this function. Call set_nonincremental_init
8831 if necessary. Compare values of purpose index trees, not the trees
8832 themselves. Return the actual value, not just non-zero if something
8834 (output_init_element): Remove checks for duplicates.
8835 If field has zero size, only check the initializer for correctness.
8836 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
8837 if constructor_incremental is zero. Change error about initializers
8838 not computable at load time into pedwarn.
8839 (output_pending_init_elements): Compare bit positions, not
8840 FIELD_DECLs to take into account zero-sized fields.
8841 (process_init_element): Use constructor_range_stack to fill all
8842 ranges in the designator lists from current level up.
8843 * extend.texi: Update documentation for labeled elements.
8845 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
8847 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
8848 to function usage for arguments passed by reference. Optimize
8849 callee-copied arguments.
8850 * regmove.c (replace_in_call_usage): New function.
8851 (fixup_match_1): Call it.
8852 * cse.c (cse_insn): Canonicalize registers in function usage.
8853 * reload1.c (replace_pseudos_in_call_usage): New function.
8856 * Makefile.in: Reverted yesterday's wrong patch. Installed the
8859 2001-01-12 Jakub Jelinek <jakub@redhat.com>
8861 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
8864 2001-01-12 DJ Delorie <dj@redhat.com>
8866 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
8867 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
8870 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
8872 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
8873 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
8874 -std options alongside references to -ansi. Update some
8875 documentation for C99.
8876 * cpp.1: Regenerate.
8878 2001-01-12 Andreas Jaeger <aj@suse.de>
8880 * haifa-sched.c (restore_line_notes): Remove argument block B
8882 * sched-ebb.c (schedule_ebb): Change caller.
8883 * sched-rgn.c (schedule_region): Likewise.
8884 * sched-int.h (restore_line_notes): Adjust prototype.
8886 * loop.h: Remove wrong declaration of doloop_condition_get.
8888 2001-01-12 Phil Edwards <pme@sources.redhat.com>
8890 * extend.texi: Move C++-extension-related node from the C section
8891 into the C++ section.
8893 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
8895 * extend.texi: Refer to an array of pointers to functions instead
8896 of one of functions.
8898 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
8899 Jan Hubicka <jh@suse.cz>
8901 * combine.c (reversed_comparison): Fix typo in last patch.
8903 (combine_reversed_comparison_code): Make static to follow
8904 prototype declaration.
8906 2001-01-12 Phil Edwards <pme@sources.redhat.com>
8908 * install.texi: Remove misplaced duplicate entry.
8910 2001-01-11 Ulrich Drepper <drepper@redhat.com>
8912 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
8914 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
8916 * final.c: (leaf_function_p): Fix typo.
8918 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
8920 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
8921 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
8923 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
8924 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
8925 mmap_anon, and valloc is available.
8926 * ggc-page.c: Restructure ifdef logic to match new autoconf
8927 spec. Don't throw away the test page in init_ggc.
8929 * configure, config.in: Regenerate.
8931 2001-01-12 Michael Hayes <mhayes@redhat.com>
8933 * loop.h (total_biv_increment): Constify iv_class pointer.
8934 (struct induction): Replace `mem_mode' with `mem' rtx.
8935 * unroll.c (total_biv_increment): Constify iv_class pointer.
8936 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
8937 (find_mem_givs, combine_givs_p): Likewise.
8938 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
8940 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
8942 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
8944 (__gthread_getspecific): Ditto.
8946 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
8948 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
8949 put_condition_code): Convert fp comparison codes to integer
8951 (ix86_expand_fp_compare): Postnote the fp comparison code converison
8954 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
8955 * i386-protos.h (no_comparison_operator): Kill.
8957 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
8959 * combine.c (REVERSIBLE_CC_MODE): Remove.
8960 (reversible_comparison_p): Remove.
8961 (combine_reversed_comparison_code): New.
8962 (reversed_comparison): New.
8963 (combine_simplify_rtx): Use
8964 combine_reversed_comparison_code/reversed_comparison instead
8965 of reversible_comparison_p.
8966 (simplify_if_then_else): Likewise.
8967 (simplify_set): Likewise.
8968 (simplify_logical): Likewise.
8969 (if_then_else_cond): Likewise.
8970 (known_cond): Likewise.
8971 (simplify_comparison): Likewise.
8973 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
8975 * builtins.c (std_expand_builtin_va_start): Handle varargs when
8976 sizeof (int) is larger than sizeof(__word__).
8978 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
8980 * cppinit.c (do_includes): Fix typo.
8982 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8984 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
8985 in S_REGS does not occur because not all sources are possible
8986 when a S_REGS is a destination (sometimes needs a clobber).
8987 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
8988 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
8989 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
8990 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
8991 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
8992 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
8993 (lshrdi_const1, lshrsi3_const16): Likewise.
8994 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
8995 (*movhi_68hc12, *movqi_68hc12): Likewise.
8996 (movstrictqi): Make sure reloading in D_REGS as a destination
8999 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9001 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
9003 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9005 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
9006 -D, -U and -A, and don't initialize the builtins.
9007 (do_includes): Error if -include or -imacros with -fpreprocessed.
9008 * cppmain.c (cb_define, cb_undef): Unconditionally process
9010 * tradcpp.c (main): Fix typo.
9012 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
9014 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
9015 (read_name_map): Use IS_ABSOLUTE_PATH.
9016 * tradcpp.c (get_filename): Likewise.
9018 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9020 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
9021 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
9022 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
9023 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
9024 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
9025 (cmphi_z_used): Don't use '@' for the output.
9026 (tstqi_z_used): Likewise.
9027 (cmpqi_z_used): Likewise.
9028 (one_cmplsi2): Likewise.
9030 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
9032 * config/sh/sh.c (barrier_align): Recognize branch around far
9033 branch and redundant insn.
9035 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9037 * invoke.texi: Restore documentation of the drivers' switches -MD
9040 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
9042 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
9044 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
9045 check-objc//%): Support parallel testing of multilibs.
9046 (TESTSUITEDIR): Set to testsuite by default, but override for
9048 (check-gcc, check-g++, check-g77, check-objc): Enter
9051 2001-01-11 Bernd Schmidt <bernds@redhat.com>
9053 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
9054 * sched-deps.c (deps_may_trap_p): Likewise.
9055 * basic-block.h: Remove a comment.
9056 * flow.c (PROP_POSTRELOAD): Remove.
9057 (update_life_info): Don't add it to prop_flags.
9058 (mark_set_1): Lose the code that was enabled by it.
9060 2001-01-11 Michael Hayes <mhayes@redhat.com>
9062 * flow.c (flow_call_edges_add): New.
9063 * basic_block.h (flow_call_edges_add): New.
9065 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
9067 * reload1.c (move2add_note_store): Update reg_set_luid even if
9068 base reg remains the same.
9070 2001-01-10 Nick Clifton <nickc@redhat.com>
9072 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
9073 machine_function structure to zero.
9074 Add prototypes for machine_status functions.
9076 2001-01-10 Mark Mitchell <mark@codesourcery.com>
9078 * c-common.h (CTI_VOID_LIST): Remove.
9079 (void_list_node): Likewise.
9080 * tree.h (TI_VOID_LIST_NODE): New enumeral.
9081 (void_list_node): New macro.
9082 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
9083 * config/i386/i386.c (ix86_init_builtins): Likewise.
9084 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
9086 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9088 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
9089 * cppinit.c (cpp_start_read): Update comment, remove unneeded
9091 * tradcpp.c: Include mkdeps.h.
9092 (deps, print_deps_phony_targets, deps_append, output_deps,
9093 init_dependency_output, output_deps): New.
9094 (deps_buffer, deps_allocated_size, deps_size, deps_column,
9095 deps_output): Delete.
9096 (print_deps_missing_files): Rename deps_missing_files.
9097 (inhibit_output): Make global.
9098 (main): Delete inhibit_output, deps_stream, deps_target.
9099 Use mkdeps functionality in the same way as cpplib. Remove
9100 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
9101 -M and -MM. Remove old handling of deps via deps_out, and
9102 old reading of environment variables.
9103 (get_filename): Update to use deps_add_dep.
9105 2001-01-10 Mark Mitchell <mark@codesourcery.com>
9107 * output.h (make_function_rtl): Remove prototype.
9108 (make_decl_rtl): Likewise.
9109 * varasm.c (make_function_rtl): Remove.
9110 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
9111 than from a third parameter.
9112 * tree.h (make_decl_rtl): Remove last parameter.
9113 * c-decl.c (builtin_function): Remove last argument in call to
9114 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
9115 (start_function): Likewise.
9116 * except.c (call_get_eh_context): Likewise.
9117 * expr.c (emit_block_move): Likewise.
9118 (clear_storage): Likewise.
9119 * profile.c (output_func_start_profiler): Likewise.
9120 * toplev.c (rest_of_decl_compilation): Likewise.
9121 * objc/objc-act.c (create_builtin_decl): Likewise.
9122 (synth_module_prologue): Likewise.
9123 (generate_static_reference): Likewise.
9124 (build_selector_reference_decl): Likewise.
9125 (build_class_reference_decl): Likewise.
9126 (build_objc_string_decl): Likewise.
9127 (build_protocol_reference): Likewise.
9129 2001-01-10 Richard Henderson <rth@redhat.com>
9131 * hwint.h: Revert yesterday's change.
9133 2001-01-10 Nick Clifton <nickc@redhat.com>
9135 * function.h (save_machine_status): Delete.
9136 (restore_machine_status): Delete.
9137 Amend comment describing {init|mark|free}_machine_status.
9139 * function.c (save_machine_status): Delete.
9140 (restore_machine_status): Delete.
9141 Amend comment describing {init|mark|free}_machine_status.
9142 (push_function_context_to): Remove invocation of
9143 save_machine_status.
9144 (pop_function_context_from): Remove invocation of
9145 restore_machine_status.
9147 * emit-rtl.c (init_emit_once): Amend comment describing
9148 {init|mark|free}_machine_status.
9150 * tm.texi (Per-Function Data): New node. Describe the
9151 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
9154 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9156 * cppinit.c (OPT_g): Remove.
9157 (cpp_handle_option): Update for removed -g3.
9158 (print_help): Update.
9159 * cpplib.h (struct cpp_options): Remove debug_output.
9160 * cppmain.c (setup_callbacks, cb_define): Update.
9161 * gcc.c (cpp_options): Translate -g3 to -dD.
9163 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
9165 * config/i960/i960.md: Change modifier to + on the zero_extract
9166 pattern after the (rotate -2 reg) canonicalization pattern.
9168 2001-01-10 Richard Henderson <rth@redhat.com>
9170 * config/alpha/alpha.c (alpha_free_machine_status): New.
9171 (override_options): Install it.
9172 (alpha_mark_machine_status): Verify machine non-null.
9173 * config/i386/i386.c (ix86_free_machine_status): New.
9174 (override_options): Install it.
9175 (ix86_init_machine_status): Use xcalloc.
9176 (ix86_mark_machine_status): Verify machine non-null.
9177 * config/ia64/ia64.c (ia64_free_machine_status): New.
9178 (ia64_override_options): Install it.
9179 (ia64_mark_machine_status): Verify machine non-null.
9181 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
9183 * function.c (instantiate_virtual_regs): Instantiate virtual
9184 registers found in CALL_INSN_FUNCTION_USAGE.
9186 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9188 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
9189 equivalent to -ansi in disabling -Di386.
9191 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
9193 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
9195 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
9197 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
9199 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
9201 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9203 * invoke.texi: Document that -fcond-mismatch isn't supported for
9206 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9208 * gcc.texi: Define macro gcctabopt.
9209 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
9210 @command, @env and @option in some places where appropriate. Use
9211 @gcctabopt where appropriate. Put URLs and email addresses inside
9214 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
9216 * gcc.c (cpp_options): Set MD file name from output
9217 filename, if specified.
9218 (suffix_subst): New static variable.
9219 (do_spec): Clear it.
9220 (do_spec_1, case '.'): Handle new `%.suffix' spec.
9222 (give_switch): Handle suffix_subst.
9224 2001-01-10 Phil Edwards <pme@sources.redhat.com>
9226 * invoke.texi: Fix another typo.
9228 2001-01-10 Phil Edwards <pme@sources.redhat.com>
9230 * invoke.texi: Fix typo.
9232 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9234 * c-lang.c (lang_hooks): Update.
9235 (lang_decode_option): Remove.
9236 (lang_init_options): Rename c_init_options.
9237 * toplev.c (main): Use lang_hooks for lang_init_options
9238 and lang_decode_option.
9239 * toplev.h (lang_hooks): Add 2 new hooks.
9240 * tree.h: Remove lang_init_options and lang_decode_option.
9241 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
9242 * cp/decl2.c: Similarly.
9243 * cp/lex.c (lang_init_options): Rename cxx_init_options.
9244 (lang_hooks): Update.
9245 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
9247 (lang_init_options): Rename ffe_init_options.
9248 (lang_hooks): Update.
9249 (lang_decode_option): Remove.
9250 * java/lang.c (lang_init_options): Rename java_init_options.
9251 (lang_decode_option): Rename java_decode_option.
9252 (lang_hooks): Update.
9253 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
9254 (lang_decode_option): Rename objc_decode_option.
9255 (lang_hooks): Update.
9257 2001-01-09 Nick Clifton <nickc@redhat.com>
9259 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
9260 (d30v_return_addr_rtx): Delete.
9261 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
9262 cfun->machine structure.
9263 (struct machine_function): Move to d30v.h
9264 (d30v_save_machine_status): Delete.
9265 (d30v_restore_machine_status): Delete.
9266 (d30v_init_machine_status): New Function.
9267 (d30v_mark_machine_status): New Function.
9268 (d30v_free_machine_status): New Function.
9269 (d30v_init_expanders): Use new functions.
9270 (d30v_return_addr): Use ra_rtx field in cfun->machine.
9271 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
9272 d30v_return_addr_rtx.
9274 * config/d30v/d30v.h (struct_machine): Move here.
9275 Add eh_epilogue_sp_ofs field.
9277 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
9278 field in cfun->machine structure.
9280 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
9282 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
9283 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
9284 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
9286 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
9288 * objc/lang-options.h: Remove bogus reference to
9291 2001-01-09 Kazu Hirata <kazu@hxi.com>
9293 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
9296 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
9298 * reload.c (find_reloads_address): Check for eliminable registers
9299 when substituting a constant expression for a pseudo.
9301 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
9303 * c-common.c (enum format_type): Add format_type_error.
9304 (decode_format_type): New function.
9305 (decl_attributes): Use it.
9306 (format_kind_info): Adjust comment.
9308 2001-01-09 David O'Brien <obrien@BSDi.com>
9310 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
9311 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
9313 * config/i386/gnu.h: Don't include required platform specific .h files,
9314 tm.h will do it instead.
9315 * config/i386/i386elf.h: Likewise.
9316 * config/i386/linux.h: Likewise.
9317 * config/i386/moss.h: Likewise.
9318 * config/mips/gnu.h: Likewise.
9320 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9322 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
9323 (rs6000-ibm-aix3.[01]*): Likewise.
9324 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
9325 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
9326 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
9327 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
9328 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
9329 (powerpc-*-eabiaix*): Likewise.
9330 (powerpc-*-eabisim*): Likewise.
9331 (powerpc-*-elf*): Likewise.
9332 (powerpc-*-eabi*): Likewise.
9333 (powerpc-*-rtems*): Likewise.
9334 (powerpc-*-linux*libc1): Likewise.
9335 (powerpc-*-linux*): Likewise.
9336 (powerpc-wrs-vxworks*): Likewise.
9337 (powerpcle-wrs-vxworks*): Likewise.
9338 (powerpcle-*-sysv*): Likewise.
9339 (powerpcle-*-elf*): Likewise.
9340 (powerpcle-*-eabisim*): Likewise.
9341 (powerpcle-*-eabi*): Likewise.
9342 (powerpcle-*-solaris2*): Likewise.
9343 * config/rs6000/aix31.h: Delete includes.
9344 * config/rs6000/aix3newas.h: Likewise.
9345 * config/rs6000/aix41.h: Likewise.
9346 * config/rs6000/aix43.h: Likewise.
9347 * config/rs6000/beos.h: Likewise.
9348 * config/rs6000/rtems.h: Likewise.
9349 * config/rs6000/sysv4.h: Likewise.
9351 2001-01-09 Kazu Hirata <kazu@hxi.com>
9353 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
9354 Change an argument mode of machine_mode to shift_mode of
9355 shift_mode. Remove an extra error check.
9356 (emit_a_shift): Adopt to the new calling prototype of
9358 (function_prologue): Fix code for a monitor
9359 function. Support H8/S.
9360 (function_epilogue): Do not output pop for a monitor function.
9362 2001-01-09 Nick Clifton <nickc@redhat.com>
9364 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
9365 (setup_incoming_varargs): Use sysv_varargs_p field of the
9366 cfun->machine structure.
9367 (struct machine_function): Move to rs6000.h
9368 (rs6000_save_machine_status): Delete.
9369 (rs6000_restore_machine_status): Delete.
9370 (rs6000_init_machine_status): New Function.
9371 (rs6000_free_machine_status): New Function.
9372 (rs6000_init_expanders): Use new functions.
9374 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
9376 (struct machine_function): Move here.
9378 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
9379 sysv_varargs_p field of the cfun->machine structure.
9381 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
9383 (rs6000_restore_machine_status): Remove prototype.
9385 2001-01-09 Richard Henderson <rth@redhat.com>
9387 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
9388 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
9389 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
9390 (sched_analyze_2, sched_analyze_insn): Likewise.
9391 (sched_analyze, init_deps): Likewise.
9392 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
9393 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
9394 (compute_block_backward_dependences): Update propagate_deps call.
9396 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
9398 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
9400 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9402 * cppinit.c (OPT_MD, OPT_MMD): Restore.
9403 (cpp_handle_option): Handle them.
9404 (cpp_post_options): Ensure one of -M or -MM is specified with
9405 any other -M? option.
9406 (init_dependency_output): Suppress output with -MG.
9408 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9411 * invoke.texi: Update.
9413 2001-01-09 Bernd Schmidt <bernds@redhat.com>
9415 * sh.md (reload_outsf): Generate recognizable patterns for
9418 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9420 * c-lang.c (lang_hooks): Update.
9421 (lang_init): Rename c_init.
9422 (lang_finish): Remove.
9423 * toplev.c (compile_file): Use lang_hooks for lang_init ()
9425 * toplev.h (lang_hooks): Add init () and finish ().
9426 * tree.h (lang_init, lang_finish): Remove.
9427 * cp/tree.h (lang_init, lang_finish): Remove.
9428 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
9429 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
9431 (lang_init, lang_finish): Remove.
9432 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
9433 (lang_hooks): Update.
9434 * java/lang.c (lang_init): Rename java_init.
9435 (lang_finish): Remove.
9436 (lang_hooks): Update.
9437 * objc/objc-act.c (lang_init): Rename objc_init.
9438 (lang_finish): Remove.
9439 (lang_hoooks): Update.
9441 20001-01-09 Graham Stott <grahams@redhat.com>
9443 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
9444 after `ptr` is initialised.
9446 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
9448 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
9449 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
9450 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
9451 stack adjusts, instead of r3.
9453 2001-01-09 Michael Hayes <mhayes@redhat.com>
9455 * flow.c (flow_loop_scan): Break out of ...
9456 (flow_loops_find) ... here.
9457 * basic-block.h (flow_loop_scan): New.
9458 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
9459 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
9461 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
9463 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
9465 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
9466 realloc()ing macro_buffer.
9468 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
9469 if it's wider than long and the target's long is wider than the
9472 2001-01-09 Mark Mitchell <mark@codesourcery.com>
9474 Remove support for using UWIN as a host machine.
9475 * configure.in: Issue an error message.
9476 * configure: Regenerated.
9477 * config.gcc: Remove xm_* UWIN configury.
9478 * config/i386/xm-uwin.h: Remove.
9480 2001-01-08 Nick Clifton <nickc@redhat.com>
9482 * config/v850/v850.c (ra_rtx): Delete.
9483 (v850_save_machine_status): Delete.
9484 (v850_restore_machine_status): Delete.
9485 (v850_init_machine_status): New function.
9486 (v850_mark_machine_status): New function.
9487 (v850_free_machine_status): New function.
9488 (v850_return_addr): Use ra_rtx field in machine structure.
9489 (v850_init_expanders): Use new functions.
9491 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
9492 * config/v850/v850.c: Change arguments to v850_output+* functions
9493 to take a const char *, to avoid compile time warning.
9494 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
9495 (USER_LABEL_PREFIX): Redefine.
9497 2000-01-08 Jim Wilson <wilson@redhat.com>
9499 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
9500 1 to unsigned HOST_WIDE_INT before left shift.
9502 2001-01-08 Nick Clifton <nickc@redhat.com>
9504 * config/arm/arm.c (arm_mark_machine_status): Check to see if
9505 the machine structure has been allocated.
9506 (arm_free_machine_status): New function: Free the machine
9507 specific function structure.
9509 2001-01-08 Richard Henderson <rth@redhat.com>
9511 * jump.c (simplejump_p): Revert last change.
9513 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
9515 * cppinit.c (init): Rename init_library.
9516 (cpp_create_reader): Update.
9517 * gcc.c (cpp_options): If -o given, use it as the target of
9520 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
9522 * arm.c (arm_arch5e): New variable.
9523 (all_cores): XScale is a 5TE device.
9524 (arm_override_options): Set arm_arch5e.
9525 (arm_init_builtins): __builtin_prefetch is in arch5e.
9526 * arm.h (arm_arch5e): Declare it.
9528 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
9530 * arm.md (define_constants): Add defines for UNSPEC and
9531 UNSPEC_VOLATILE insns. Update all users.
9532 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
9533 * arm.c (multi_register_push, note_invalid_constants)
9534 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
9535 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
9536 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
9538 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
9540 * jump.c (jump_optimize_1): Use reversed_comparison_code
9541 instead of can_reverse_comparison_p.
9542 (jump_back_p): Likewise.
9543 (invert_exp_1): Likewise.
9544 (thread_jumps): Likewise.
9545 * simplify-rtx.c (simplify_unary_operation): Likewise.
9546 (simplify_ternary_operation): Likewise.
9547 * cse.c (find_comparison_args): Convert to use
9548 can_reverse_comparison_p.
9549 (record_jump_equiv): Likewise.
9551 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
9553 * arm.h (HARD_REGNO_RENAME_OK): Delete.
9554 (EPILOGUE_USES): Define.
9555 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
9556 automatically stack the LR if it isn't live.
9558 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
9560 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
9563 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
9565 * ggc-page.c (max_alignment): New structure.
9566 (MAX_ALIGNMENT): New macro.
9567 (init_ggc): Use it to round up the sizes in the
9568 extra_order_size_table.
9570 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9572 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
9575 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9577 * builtins.def (BUILT_IN_FPRINTF): New entry.
9579 * c-common.c (c_expand_builtin_fprintf): New function.
9580 (init_function_format_info): Handle __builtin_fprintf.
9581 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
9582 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
9584 * c-decl.c (duplicate_decls): Adjust comment.
9586 * extend.texi (fprintf): Document new builtin.
9588 2001-01-07 Richard Henderson <rth@redhat.com>
9590 * jump.c (simplejump_p): Recognize any single_set jump
9593 2001-01-07 Richard Henderson <rth@redhat.com>
9595 * configure.in (slibdir): Accept an --with-slibdir option.
9596 Use "test" not "[" in configure. Default to $(libdir).
9598 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
9600 * config/t-aix43 (SHLIB_INSTALL): Likewise.
9601 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
9602 (SHLIB_LINK): Create links for the soname.
9603 * config/mips/t-iris6: Likewise.
9604 * config/sparc/t-slibgcc: Likewise.
9605 * config/sparc/t-slibgcc-sld: Likewise.
9607 2001-01-07 Jakub Jelinek <jakub@redhat.com>
9609 * config/i386/i386.c (constant_call_address_operand): Accept
9610 (const (plus (symbol_ref) (const_int))).
9611 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
9612 constant_call_address_operand.
9614 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9616 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
9617 and LONG_LONG_TYPE_SIZE > 32.
9619 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9621 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
9622 the previous change.
9624 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
9626 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
9628 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
9629 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
9630 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
9633 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
9635 * fix-header.c (read_scan_file): s/pfile/scan_in/.
9637 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
9639 * c-lang.c (c_post_options): Call cpp_post_options.
9640 * objc/objc-act.c (objc_post_options): Similarly.
9641 * cppmain.c (main): Similarly.
9642 * fix-header.c (read_scan_file): Similarly.
9643 * cppinit.c (cpp_start_read): Move option consistency checks
9644 to cpp_post_options. Don't call init_dependency_output.
9645 If needed, add default target and main file dependency.
9646 (OPT_MD, OPT_MMD): Remove.
9648 (cpp_handle_option): Update for OPT_* changes.
9649 (cpp_post_options): New.
9650 (init_dependency_output): Command line -MF overrides environment
9651 variables. Don't set default target etc. Suppress output
9652 if dependencies are going to stdout.
9653 (print_help): Update.
9654 * cpplib.h (cpp_post_options): New.
9655 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
9657 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
9659 * jump.c (comparison_dominates_p): Support unordered compares.
9661 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
9663 * simplify-rtx.c (simplify_relational_operation): Always simplify
9664 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
9667 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
9669 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
9670 (nonzero_bits): Likewise.
9671 (simplify_comparison): Likewise.
9672 (num_sign_bit_copies): Likewise; return more sane value depending
9673 on STORE_FLAG_VALUE.
9674 (known_cond): Do not assume EQ to be always true for equivalent
9677 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
9679 * cse.c (fold_rtx): Handle unordered comparisons.
9681 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
9683 * rtlanal.c (set_of_1): New static function.
9684 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
9685 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
9686 reg_set_last_last_regno): Remove.
9687 (set_of): New global function.
9688 (set_of_data): New structure.
9689 (reg_set_p, reg_set_last): Revamp for set_of.
9690 * rtl.h (set_of): New.
9692 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
9694 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
9695 * extend.texi: Document _Exit builtin.
9697 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
9699 * (initialize, initialize_builtins,
9700 initialize_dependency_output, initialize_standard_includes):
9701 Rename s/initialize/init. Update.
9702 (init_dependency_output): Move to after
9703 cpp_handle_options, the correct location temporally at least.
9704 (opt_comp): Move next to init (), its caller. Fix prototype.
9705 (init): Make "initialized" local scope.
9706 (cpp_create_reader): Always call init ().
9707 (cpp_start_read): Update.
9708 (output_deps): New function, broken out of cpp_finish.
9709 (cpp_finish): Break out output_deps.
9711 2001-01-07 Richard Henderson <rth@redhat.com>
9713 * collect2.c (COFF specific stuff): Revert 12-06 patch
9714 to prototype system functions.
9716 2001-01-07 Michael Hayes <mhayes@redhat.com>
9718 * hard-reg-set.h: Add multiple include guard.
9719 * basic-block.h (struct loop): Add `sink' field.
9720 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
9721 (emit_iv_add_mult): Delete.
9722 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
9723 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
9724 (unroll_loop): Remove end_insert_before argument.
9725 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
9726 (maybe_eliminate_biv_1): Likewise.
9727 (emit_iv_add_mult): Delete.
9728 (gen_add_mult, loop_regs_update): New.
9729 (loop_insn_emit_after, loop_insn_emit_before): New.
9730 (loop_insn_sink, loop_insn_sink_or_swim): New.
9731 (emit_iv_add_mult): Delete.
9732 (scan_loop): Set loop->sink.
9733 (loop_givs_reduce): Use loop_insn_sink and its ilk.
9734 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
9735 (maybe_eliminate_biv_1): Likewise.
9736 (maybe_eliminate_biv_1): Add basic block argument.
9737 * unroll.c (unroll_loop): Remove end_insert_before argument.
9738 (find_splittable_regs): Likewise.
9739 (find_splittable_regs): Use loop_insn_sink and its ilk.
9740 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
9742 2001-01-07 Michael Hayes <mhayes@redhat.com>
9744 * loop.h (loop_insn_hoist): New prototype.
9745 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
9746 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
9747 (check_dbra_loop, load_mems): Likewise.
9748 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
9749 (find_splittable_givs): Likewise.
9751 2001-01-07 Michael Hayes <mhayes@redhat.com>
9753 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
9755 2001-01-07 Richard Henderson <rth@redhat.com>
9757 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
9759 2001-01-07 Richard Henderson <rth@redhat.com>
9761 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
9762 NO_SHARED_LIBGCC_MULTILIB as required for the target.
9763 * gcc.c (init_spec): Massage the existing libgcc_spec into a
9764 variant that handles a shared libgcc.
9765 (process_command): Always validate -{static,shared}-libgcc.
9766 (do_spec_1): New 'M' case.
9767 * invoke.text (Link Options): Document -{static,shared}-libgcc.
9769 2001-01-07 Richard Henderson <rth@redhat.com>
9771 * Makefile.in (slibdir): New variable.
9772 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
9773 (installdirs): Create slibdir.
9774 (install-libgcc, install-multilib): Defer to libgcc.mk.
9775 * configure.in (slibdir): Substitute.
9776 * mklibgcc.in (install): New target.
9778 * config/t-linux (SHLIB_LINK): Create links for the soname.
9779 (SHLIB_INSTALL): New.
9780 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
9781 * config/mips/t-iris6 (SHLIB_INSTALL): New.
9782 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
9783 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
9784 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
9786 2001-01-07 Richard Henderson <rth@redhat.com>
9788 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
9789 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
9790 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
9792 2001-01-07 Michael Hayes <mhayes@redhat.com>
9794 * loop.c (count_loop_regs_set): Delete.
9795 (load_mems_and_recount_loop_regs_set): Delete.
9796 (loop_regs_scan): Merge common code from count_loop_regs_set,
9797 scan_loop, and load_mems_and_recount_loop_regs_set.
9798 (scan_loop): Call load_mems directly and loop_regs_scan
9799 again if new registers created.
9801 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
9803 * toplev.c (main): Call the front-end specific post_options
9804 hook if one is given.
9805 * toplev.h (struct_lang_hooks, lang_hooks): New.
9806 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
9807 for the C front end.
9808 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
9809 lang_hooks for the C++ front end.
9810 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
9811 lang_hooks for the ObjC front end.
9812 * f/com.c (lang_hooks): Hooks for the Fortran front end.
9813 * java/lang.c (lang_hooks): Hooks for the Java front end.
9815 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
9817 * c-lex.c (init_c_lex): Request #define / #undef callbacks
9818 for verbose DWARF[2] debugging.
9819 (cb_define, cb_undef): The new callbacks.
9820 * toplev.h (debug_define, debug_undef): Make const correct.
9821 * toplev.c (debug_define, debug_undef): Similarly. Do not
9822 perform the verbosity tests here anymore.
9824 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
9826 * reload.c (subst_reloads): Take INSN argument. When
9827 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
9828 * reload.h (subst_reloads): Adjust prototype.
9829 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
9830 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
9831 present in JUMP_INSNs and copy them to JUMP_LABEL.
9832 * flow.c (find_label_refs, find_basic_blocks_1): Skip
9833 JUMP_INSNs and insns with REG_LABELs that are followed by
9834 JUMP_INSNs with the same REG_LABEL.
9835 * sched-rgn.c (is_cfg_nonregular): Likewise.
9836 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
9838 * unroll.c (unroll_loop): Look for REG_LABEL notes in
9840 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
9842 2001-01-06 Richard Henderson <rth@redhat.com>
9844 * loop.c (scan_loop): Use xcalloc for the regs array.
9845 (load_mems_and_recount_loop_regs_set): Zero the new memory
9846 received from xrealloc.
9848 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
9850 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
9852 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
9854 * integrate.c (copy_rtx_and_substitute): When copying
9855 an ignored return value, strip REG_FUNCTION_VALUE_P.
9857 2001-01-06 Michael Hayes <mhayes@redhat.com>
9859 * loop.c (debug_biv, debug_giv): New.
9860 (loop_biv_dump): Break out from ...
9861 (record_biv): ... here.
9862 (loop_giv_dump): Break out from ...
9863 (record_giv): ... here.
9864 (loop_bivs_check): Use print_simple_rtl.
9865 * unroll.c (loop_iterations): Use print_simple_rtl.
9867 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9869 * pa.md (return, return_internal): Modify patterns to prevent regrename
9870 mucking with the return pointer.
9872 2001-01-05 Richard Henderson <rth@redhat.com>
9874 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
9876 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
9878 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
9879 version supplied by Matteo Frigo.
9881 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
9883 * cpp.texi: Update for -MQ.
9884 * cppinit.c (cpp_create_reader): Always create pfile->deps.
9885 (cpp_cleanup): Always free pfile->deps.
9886 (initialize_dependency_output): Don't create pfile->deps.
9887 (cpp_handle_option): Similarly.
9889 * gcc.c (cpp_options): Handle -MQ.
9890 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
9891 * mkdeps.c (base_name): Remove.
9892 (deps_init): Don't allocate vector space until it's needed.
9893 (deps_free): Only free vectors if allocated.
9894 (deps_add_target, deps_add_dep): Update for initial allocation.
9895 (deps_add_default_target): Don't strip to the base_name.
9897 2001-01-05 DJ Delorie <dj@redhat.com>
9899 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
9900 (INIT_EXPANDERS): Define.
9902 * config/v850/v850.c (struct machine_function): Define.
9903 (v850_save_machine_status): New function.
9904 (v850_restore_machine_status): New function.
9905 (v850_return_addr): New function.
9906 (v850_init_expanders): New function.
9908 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
9909 and v850_init_expanders.
9911 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
9913 * cpplib.h (struct cpp_reader): Add help_only field.
9914 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
9915 (cpp_handle_option): Set pfile->help_only if we see -h,
9916 --help, -target-help, or --version. Print version string but
9917 do not set help_only if we see -v or -version. Make text
9918 printed by -v match that printed by (-)-version.
9920 * cppmain.c (main): Exit after option parsing if
9921 pfile->help_only is true.
9923 * toplev.c (independent_decode_option): Call print_version,
9924 then exit, if we see --version (but not -version).
9925 (print_version): Split lengthy message into two lines.
9927 2001-01-05 Nick Clifton <nickc@redhat.com>
9929 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
9930 temporary string for initialisation before calling ggc_alloc_string.
9932 2001-01-06 Michael Hayes <mhayes@redhat.com>
9934 * rtl.h (print_simple_rtl): New.
9935 * print-rtl.c (print_simple_rtl): New.
9937 (print_rtx): Disable printing of flags and modes, etc.,
9938 if `flag_simple` nonzero.
9940 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
9942 * function.c (fixup_var_refs): Use push_to_full_sequence where
9945 2001-01-05 Michael Meissner <meissner@redhat.com>
9947 * flags.h (flag_reorder_blocks): Add declaration.
9948 (flag_rename_block): Ditto.
9950 2001-01-05 DJ Delorie <dj@redhat.com>
9952 * function.c (reorder_blocks): Make sure the flags are all reset
9953 before using them to mark blocks, else a second invocation will
9954 corrupt the block chain.
9955 (reorder_blocks_0): New, resets the flags.
9957 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
9959 * cse.c (find_comparison_args): Stop if the argument is known to
9962 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
9964 * config/sh/sh.md (movdf): When splitting load into pair of
9965 registers, don't clobber the register used in the address too
9968 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
9970 * varasm.c (mark_constant_pool): Improve initial comments.
9971 (mark_constants): Move marking of constants to mark_constant.
9972 (mark_constant): New function to recursively mark all constants
9973 referred to by a constant.
9975 2001-01-05 Catherine Moore <clm@redhat.com>
9977 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
9979 2001-01-05 Phil Edwards <pme@sources.redhat.com>
9981 * cp/lang-options.h: Bring comment in line with reality.
9982 * f/lang-options.h: Likewise.
9983 * java/lang-options.h: Likewise.
9984 * objc/lang-options.h: Likewise.
9985 * ch/lang-options.h: Likewise.
9986 * f/g77.texi: And update the manual.
9988 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
9989 Denis Chertykov <denisc@overta.ru>
9991 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
9992 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
9993 * config/avr/avr.md (all peepholes that request a scratch register):
9994 Call it, FAIL the peephole if not safe (in interrupt functions).
9996 2001-01-05 Mark Mitchell <mark@codesourcery.com>
9998 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
10000 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
10002 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
10004 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
10005 BUILT_IN_CREAL and BUILT_IN_CIMAG.
10006 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
10007 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
10008 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
10010 * extend.texi: Document these builtins.
10012 2001-01-05 Daniel Berlin <dberlin@redhat.com>
10014 * c-common.c (lang_get_alias_set): Say we know nothing of
10015 VECTOR_TYPE aliasing.
10017 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
10019 2001-01-05 Bruce Korb <bkorb@gnu.org>
10021 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
10022 their x* equivalent versions for atexit-less systems
10023 * fixinc/fixincl.c(main): do not return from main() on atexit-less
10024 systems (or any other system any more).
10026 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
10028 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
10029 output operands. Use arm_hard_register_operand for operand 4.
10030 (stmsi_postinc): Similarly.
10031 (ldmsi): Use arm_hard_register_operand for opernand 2.
10032 (stmsi): Similarly.
10033 * arm.c (arm_hard_register_operand): New function.
10034 * arm-protos.h (arm_hard_register_operand): Prototype it.
10036 * arm.h (HARD_REGNO_RENAME_OK): Define.
10038 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
10040 * simplify-rtx.c (cfc_args): add "unordered" field.
10041 (check_fold_consts): Set unordered field.
10042 (simplify_relational_operation): Simplify the unordered
10045 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
10048 * emit-rtl.c (try_split): Fix code to mark labels.
10049 * jump.c (mark_jump_label): Make global.
10050 * rtl.h (mark_jump_label): Declare.
10052 * predict.c (estimate_probability): Handle unordred comparisons.
10054 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
10056 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
10057 * cppinit.c (initialize_dependency_output): Update.
10058 (cpp_finish): Output dummy targets for -MP.
10060 (cpp_handle_option): Handle -MP. Don't quote -MT options.
10061 * cpplib.h (struct cpp_options): Add deps_phony_targets.
10062 * gcc.c (cpp_options): Update to handle -MP.
10063 * mkdeps.c (deps_add_target, deps_add_default_target): Update
10064 to quote only the default target.
10065 (deps_phony_targets): Insert a preceding newline. Rename from
10066 deps_dummy_targets for consistency.
10069 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10071 * calls.c (emit_library_call_value_1): Support
10072 INIT_CUMULATIVE_LIBCALL_ARGS.
10073 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
10075 2001-01-04 Richard Henderson <rth@redhat.com>
10077 * c-decl.c (finish_struct): Detect flexible array members
10078 used in an inappropriate context.
10079 * c-typeck.c (really_start_incremental_init): Special case
10080 constructor_max_index for zero length arrays.
10081 (pop_init_level): Allow initialization of flexible array
10082 members. Deprecate initialization of zero length arrays.
10083 Don't issue missing initializer warning for flexible array
10084 members or zero length arrays.
10085 (process_init_element): Don't dereference null DECL_SIZE.
10086 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
10087 Don't abort for empty constructors. Use size_binop
10088 (output_constructor): Add commentary regarding zero length
10089 array futures. Abort if we try to initialize an array of
10090 unspecified length with a non-empty constructor in the middle
10093 * extend.texi (Zero Length): Update and clarify documentation
10094 on static initialization.
10096 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10098 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
10099 with more than 32767 words of local storage.
10101 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10103 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
10104 for 'abs', 'labs', and 'fabs'.
10105 (c4x_expand_builtin): Likewise.
10106 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
10108 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10110 * config/sh/sh.md (prget, prset): New insn types.
10111 (return delay slot): Dont' allow prset.
10112 (call, sfunc delay slot): Don't allow prget.
10113 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
10114 for prset and prget.
10116 2001-01-05 Michael Hayes <mhayes@redhat.com>
10118 * loop.h (struct loop_reg): New.
10119 (struct loop_regs): Change to use array of `struct loop_reg'.
10120 * loop.c: Replace assortment of varrays with single regs array.
10121 (count_one_set): Delete may_not_move array argument
10122 and use regs array instead. All caller's changed.
10123 (count_loop_regs_set): Delete may_not_move and single_usage
10124 arguments and use regs array instead. All caller's changed.
10125 (find_single_use_in_loop): Replace usage array argument with pointer
10126 to regs structure. All caller's changed.
10127 (loop_optimize): Delete `moved_once' array.
10129 2001-01-05 Michael Hayes <mhayes@redhat.com>
10131 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
10132 Use it instead of loop_info->has_call for scanning loop mems.
10133 (check_dbra_loop): Replace loop_info->has_call test with
10134 loop_info->has_nonconst_call.
10136 2000-01-04 Matthew Hiller <hiller@redhat.com>
10138 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
10141 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
10143 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
10144 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
10146 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
10148 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
10149 (flag_short_double, flag_short_wchar): Define.
10150 (c_common_nodes_and_builtins): Create many tree nodes shared
10151 between C and C++ here instead of in cp/decl.c and ...
10152 * c-decl.c (init_decl_processing): ... here.
10153 (SIZE_TYPE, WCHAR_TYPE): Don't define.
10154 (flag_short_double, flag_short_wchar): Don't define.
10155 (record_builtin_type): New function.
10156 (build_void_list_node): New function.
10157 * c-common.h (flag_short_double, flag_short_wchar,
10158 record_builtin_type, build_void_list_node): Declare.
10160 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
10162 * integrate.c (expand_inline_function): Don't put a virtual
10163 register into the reg map.
10165 * function.c (fixup_var_refs_1): If force_operand didn't put
10166 the address into the target, move it there.
10168 2001-01-04 Mark Mitchell <mark@codesourcery.com>
10170 Special-case tree_decl/tree_list allocations.
10171 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
10172 (OBJECT_SIZE): New macro.
10173 (NUM_EXTRA_ORDER): Likewise.
10174 (extra_order_size_table): New variable.
10175 (NUM_ORDERS): New macro.
10176 (objects_per_page_table): New variable.
10177 (object_size_table): New variable.
10178 (G.pages): Use NUM_ORDERS to bound the array.
10179 (G.page_tails): Likewise.
10180 (DIV_ROUND_UP): Remove.
10181 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
10182 (alloc_page): Use OBJECT_SIZE.
10183 (size_lookup): Don't make it const.
10184 (ggc_alloc): Use OBJECT_SIZE.
10185 (ggc_set_mark): Likewise.
10186 (ggc_get_size): Likewise.
10187 (init_ggc): Set up the object_size_table, objects_per_page_table,
10188 and adjust size_lookup.
10189 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
10190 (ggc_pop_context): Use NUM_ORDERS.
10191 (clear_marks): Likewise.
10192 (sweep_pages): Likewise.
10193 (poison_pages): Likewise.
10194 (ggc_print_statistics): Use OBJECT_SIZE.
10196 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10198 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
10199 Only call array_size_for_constructor if last field and array type
10200 with no upper bound.
10202 2001-01-04 Philip Blundell <philb@gnu.org>
10204 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
10205 from bit 31 downwards, if this requires no more insns.
10206 (count_insns_for_constant): New helper function for above.
10208 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
10210 * gencodes.c (output_predicate_decls): Remove empty initializer.
10212 2001-01-04 Mark Mitchell <mark@codesourcery.com>
10214 * tree.c (copy_node): Remove documentation about obstacks.
10215 (buidl1): Check that nobody tries to build 2-argument nodes this
10218 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10220 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
10223 * gencodes.c (output_predicate_decls): Fill empty initializer
10226 2001-01-04 Jakub Jelinek <jakub@redhat.com>
10228 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
10229 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
10231 (do_include): Handle missing headers like cpp0.
10232 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
10233 paths with first include pathname. Don't strcat to uninitialized
10236 2001-01-04 Bernd Schmidt <bernds@redhat.com>
10238 * regrename.c (regrename_optimize): Don't rename from frame pointer
10239 if frame_pointer_needed.
10240 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
10241 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
10242 (ia64_reorg): Use it instead of scheduling if ! optimize.
10243 (errata_emit_nops): Properly call asm_noperands.
10244 (ia64_sched_reorder): Finish cycle if we see an asm.
10245 (ia64_variable_issue): Clear scheduling state after asms.
10247 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
10249 * cpp.texi: Update for -MT.
10250 * cppinit.c (initialize_dependency_output): Add a default
10251 target if none has been given already.
10252 (no_tgt, OPT_MT): New.
10253 (cpp_handle_option): Handle -MT. Update -M etc.
10254 * cpplib.h (struct cpp_options): Remove deps_target.
10255 * gcc.c (cpp_options): Handle -MT.
10256 * mkdeps.c (struct deps): Move from mkdeps.h.
10257 (deps_calc_target): Rename deps_add_default_target. Add a
10258 default target if none has been specified already.
10259 * mkdeps.h (struct deps): Move to mkdeps.c.
10260 (deps_calc_target): Rename deps_add_default_target.
10262 2000-01-03 Richard Henderson <rth@redhat.com>
10264 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
10266 * c-typeck.c (push_init_level): Move checks for flexible array
10267 members and zero length arrays ...
10268 (pop_init_level): ... here. Silently discard empty initializations.
10270 * varasm.c (output_constructor): Update for sizeof change to
10271 zero-length arrays.
10273 * extend.texi (Zero Length): Clarify semantics.
10275 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10277 * configure.in (tm.h): Include isns-codes.h last.
10278 * configure: Rebuilt.
10280 2001-01-03 Richard Henderson <rth@redhat.com>
10282 * config/alpha/alpha.md (addvsi3, addvdi3): New.
10283 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
10285 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10287 * tradcpp.c (main): Make sure finclude() is called with a valid
10288 indepth value while handling -include.
10290 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10292 * gencodes.c (output_predicate_decls): New function.
10294 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
10295 even if it is not the first time machmode.h is #included.
10296 * config/sh/sh.c (fpul_operand): Declare MODE argument.
10297 * tm.texi (PREDICATE_CODES): Document predicate declarations.
10298 * gcc.texi (Copyright): Added 2001.
10300 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10302 * c-common.c (c_common_lang_init): New function. Warn if format
10303 warning options which only have effects when used with -Wformat
10304 are used without -Wformat.
10305 * c-common.h (c_common_lang_init): Declare.
10306 * c-lang.c (lang_init): Call c_common_lang_init.
10307 * objc/objc-act.c (lang_init): Call c_common_lang_init.
10309 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10311 * configure.in: Check for the mktemp command.
10312 * configure: Regenerate.
10313 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
10314 $TEMP. Create temporary files with mktemp, if available at
10315 configure time; otherwise use set -C. Remove temporary files
10318 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10320 * configure.in: Require at least texinfo 4.0. Check for whether
10321 Pod::Man is sufficiently recent to regenerate GCC manpages.
10322 * configure: Regenerate.
10323 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
10325 (GENERATED_MANPAGES): Define.
10326 (generated-manpages): New target. Depend on cpp.1 as well as
10328 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
10329 configure to generated-manpages or empty) rather than on the
10330 manpages directly. Remove execute permission from installed
10331 gcov.1 as well as cpp.1.
10332 * cpp.1, gcov.1: Regenerate.
10334 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10336 * builtins.c (expand_builtin_strncmp): Use host_integerp and
10337 tree_low_cst. Allow using cmpstrsi in more cases.
10339 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10341 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
10344 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
10346 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
10347 * Makefile.in (HOST_CFLAGS): Mention build-make.
10349 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10351 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
10354 2001-01-01 Bernd Schmidt <bernds@redhat.com>
10356 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
10359 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
10362 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
10363 reg_base_value and reg_known_value arrays.
10364 (init_alias_analysis): Add more cases to detect known values.
10365 * sched-deps.c (deps_may_trap_p): New function.
10366 (sched_analyze_2): Use it.
10368 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10370 * combine.c (simplify_shift_const): Even if we're sign-extracting,
10371 don't discard an ASHIFTRT if we're shifting in a wider mode.
10373 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
10375 * toplev.c (rest_of_compilation): Don't print basic block information
10376 when CFG isn't up to date.
10378 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
10380 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
10381 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
10382 (UNALIGNED_SHORT_ASM_OP): Define.
10383 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
10385 2001-01-02 Mark Mitchell <mark@codesourcery.com>
10387 * fold-const.c (fold_convert): Fix typo.
10389 2001-01-02 Richard Henderson <rth@redhat.com>
10391 * c-common.h (ASM_INPUT_P): New.
10392 * c-parse.in (asm): Set it when needed.
10393 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
10394 existance of an operand.
10396 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
10398 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
10399 (dwarf2out_frame_debug_expr): Likewise.
10400 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
10402 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
10404 * i386.c (ix86_split_to_parts): Return number of part required;
10406 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
10408 (ix86_split_long_move): Use number of part returned
10409 by ix86_split_to_parts
10410 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
10412 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
10413 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
10414 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
10415 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
10416 (ALIGN_MODE_128): Add TFmode.
10417 (IS_STACK_MODE): Likewise.
10418 (HARD_REGNO_NREGS): TFmode needs 3 registers.
10419 (HARD_REGNO_OK): Support TFmodes.
10420 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
10421 * i386.md (scheduler definitions): Use memory operand to determine
10422 fst/fld instructions; use mode attribute to determine real mode of
10424 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
10425 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
10427 2001-01-02 Mark Mitchell <mark@codesourcery.com>
10429 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
10431 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
10433 * expr.c (store_constructor_field): Update ALIGN before calling
10436 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
10438 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
10441 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
10443 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
10446 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
10448 * c-decl.c (start_function): Don't warn on third parameter to main.
10450 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10452 * tsystem.h: Define HAVE_DECL_GETOPT.
10454 2001-01-02 Philip Blundell <pb@futuretv.com>
10456 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
10459 2001-01-02 Richard Henderson <rth@redhat.com>
10461 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
10463 2001-01-02 Andreas Jaeger <aj@suse.de>
10465 * c-decl.c (c_decode_option): Remove support of
10466 -Wmissing-noreturn.
10468 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
10469 (W_options): Add -Wmissing-noreturn here.
10471 * flow.c: Define lang_missing_noreturn_ok_p.
10472 (check_function_return_warnings): Use it.
10474 * c-common.h: Declare lang_missing_noreturn_ok_p.
10476 * c-lang.c (c_missing_noreturn_ok_p): New function.
10477 (lang_init): Set lang_missing_noreturn_ok_p.
10479 * invoke.texi (Warning Options): Document this.
10481 2000-12-27 Phil Edwards <pme@sources.redhat.com>
10483 * extend.texi (C++ Extensions): New node for C++ attributes;
10484 describe init_priority and com_interface.
10485 * invoke.texi: Remove -finit-priority as it now has zero effect.
10486 * install.texi: Fix xref syntax.
10487 * md.texi: Likewise.
10489 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10491 * config.gcc (sparc64-wrs-vxworks*): New case.
10492 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
10494 * config/sparc/sparc.c (sparc_override_options): Do support different
10495 pointer and architecture size.
10496 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
10497 (POINTERS_EXTEND_UNSIGNED): Define.
10498 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
10499 (FUNCTION_MODE): Define to be Pmode.
10500 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
10502 * function.c (expand_function_end): Properly handle DECL_RESULT
10503 and copy when ptr_mode != Pmode.
10504 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
10506 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10508 * c-common.c (c_common_nodes_and_builtins): Set prototype
10509 parameters for __builtin_fputs, __builtin_fputc and
10510 __builtin_fwrite. Don't declare plain fputc as a builtin.
10512 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
10514 * loop.c (add_label_notes): Increment the label usage count when
10515 a note is added to an insn which refers to a CODE_LABEL.
10516 * gcse.c (add_label_notes): Likewise.
10518 2001-01-01 Andreas Jaeger <aj@suse.de>
10520 * loop.c (scan_loop): Use xmalloc to allocate movables.
10522 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
10524 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
10525 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
10526 * reload1.c (REGISTER_MOVE_COST): Likewise.
10527 * regclass.c (REGISTER_MOVE_COST): Likewise.
10528 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
10529 dimension. Adjust all users.
10530 (init_reg_sets_1): Iterate on all modes.
10531 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
10532 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
10533 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
10534 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
10535 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
10536 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
10537 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
10538 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
10539 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
10540 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
10541 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
10542 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
10543 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
10544 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
10545 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
10546 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
10547 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
10548 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
10549 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
10550 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
10551 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
10552 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
10553 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
10554 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
10555 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
10556 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
10557 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
10559 2001-01-01 Bernd Schmidt <bernds@redhat.com>
10561 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
10562 arg VARIES_P. Call it with extra arg.
10563 (true_dependence): Likewise.
10564 * rtl.h (rtx_addr_can_trap_p): Declare.
10565 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
10567 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
10568 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
10569 pic offset table register if it's zero. All callers changed.
10570 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
10572 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10574 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
10575 STRING_POOL_ADDRESS_P.
10577 * config/sparc/sparc.c (input_operand): Properly test for short op.
10579 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
10580 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
10581 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
10582 * config/sparc/elf.h: No longer include sol2.h.
10583 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
10584 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
10586 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
10588 2001-01-01 Michael Hayes <mhayes@redhat.com>
10590 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
10591 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
10592 (record_initial): Likewise.
10593 * unroll.c (copy_loop_body, loop_iterations): Likewise.
10594 (remap_split_bivs): Likewise.
10596 2001-01-01 Michael Hayes <mhayes@redhat.com>
10598 * loop.c (loop_ivs_free): New function.
10599 (strength_reduce): Break out from...
10601 2001-01-01 Michael Hayes <mhayes@redhat.com>
10603 * loop.h (struct iv): New.
10604 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
10605 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
10606 'reg_biv_class' fields with 'regs' and 'n_regs'.
10607 (struct ivs): Rename 'loop_iv_list' field to 'list'.
10608 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
10609 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
10611 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
10613 * resource.c (mark_referenced_resources): Abort() before
10614 attempting to mark a pseudo register.
10615 (mark_set_resources): Likewise.
10617 2001-01-01 Michael Hayes <mhayes@redhat.com>
10619 * loop.h (REG_IV_CLASS): New accessor macro.
10620 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
10621 * unroll.c (REG_IV_CLASS): Likewise.
10623 See ChangeLog.4 for earlier changes.