1 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
3 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
6 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8 * Makefile.in (print-rtl.o): Depend on TREE_H.
9 * alias.c (get_alias_set): Make two passes over objects to first
10 see if inner object is access via restricted pointer.
11 Defer allocating alias set for restricted pointer until here.
12 Call find_placeholder with second arg nonzero.
14 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
15 set for restricted pointer types.
16 * emit-rtl.c (set_mem_attributes): Set more attributes.
17 (set_mem_align, change_address, adjust_address_1): New functions.
18 (change_address_1): Now static.
19 (adjust_address, adjust_address_nv): Deleted.
20 (replace_equiv_address): Call change_address_1.
21 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
22 (find_placeholder): Get starting point from PLIST arg.
23 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
24 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
25 (adjust_address, adjust_address_nv): New macros.
26 * print-rtl.c (tree.h): New include.
27 (print_rtx, case MEM): Print all memory attributes.
29 2001-10-17 Richard Henderson <rth@redhat.com>
31 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
33 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
35 * c-tree.texi: Eliminate duplicated word.
37 * install.texi: Likewise.
38 * invoke.texi: Likewise.
41 2001-10-17 Michael Collison <collison@isisinc.net>
43 * dsp16xx.c: Fix comment formatting to match GNU standards.
44 (dsp16xx_output_function_prologue): Change type of 'size'
45 parameter from 'int' to HOST_WIDE_INT.
46 (dsp16xx_output_function_epilogue): Change type of 'size'
47 parameter from 'int' to HOST_WIDE_INT.
49 2001-10-16 Richard Henderson <rth@redhat.com>
51 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
52 * configure, config.in: Rebuild.
54 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
55 (ix86_output_addr_diff_elt): New.
56 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
57 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
58 (JUMP_TABLES_IN_TEXT_SECTION): New.
59 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
60 * config/i386/i386-protos.h: Update.
62 * config/i386/386bsd.h, config/i386/beos-elf.h,
63 config/i386/freebsd-aout.h, config/i386/freebsd.h,
64 config/i386/i386-interix.h, config/i386/i386elf.h,
65 config/i386/linux.h, config/i386/netbsd-elf.h,
66 config/i386/netbsd.h, config/i386/openbsd.h,
67 config/i386/ptx4-i.h, config/i386/rtemself.h,
68 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
69 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
71 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
73 * stmt.c (expand_asm_operands): Update commentary.
75 2001-10-16 Stan Shebs <shebs@apple.com>
77 * config/darwin.h (GCC_NAME): Remove, no longer used.
78 (NO_MATH_LIBRARY): Ditto.
79 (MATH_LIBRARY): Define to emptiness.
80 (DWARF2_DEBUGGING_INFO): Define.
81 (PREFERRED_DEBUGGING_TYPE): Define.
82 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
83 (EXCEPTION_SECTION): Define.
84 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
85 * config/darwin.c (darwin_encode_section_info): Handle case of
86 DECL_INITIAL being error_mark_node.
88 2001-10-16 Richard Henderson <rth@redhat.com>
90 * alpha.c (current_file_function_operand): Don't fail for profiling.
91 (direct_call_operand): New.
92 * alpha-protos.h: Declare it.
93 * alpha.h (EXTRA_CONSTRAINT): Use it.
94 (PREDICATE_CODES): Add it.
95 (ASM_OUTPUT_MI_THUNK): Remove.
96 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
97 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
99 2001-10-16 Krister Walfridsson <cato@df.lth.se>
101 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
102 (JUMP_TABLES_IN_TEXT_SECTION): Define.
104 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
106 * cfg.c (free_edge): Break out from ....
107 (remove_edge): ... here.
108 (clear_edges): Use free_edge.
110 * att.h (ASM_QUAD): Add comment.
111 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
113 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
115 * i386.c (split_ti): New function.
116 (ix86_split_to_parts): Support TImodes.
117 * i386.h (VALID_INT_MODE_P): Add TImode.
118 * i386.md (movdi splitter): Fix.
119 (movti): Support 64bit integer registers.
120 (movti_rex64): New function and splitter.
122 * i386.c (*_cost): Add movsx/movzx cost.
123 * i386.h (struct processor_costs): Add movsx/movzx fields.
124 (RTX_COSTS): Handle zero/sign extend + avoid believing that
125 64bit operations require split on 64bit machine.
126 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
128 * i386.c (ix86_setup_incomming_varargs): Fix mode of PLUS.
129 (ix86_expand_move): Avoid pushes of memory if size does not match;
130 move long constants to register.
131 (x86_initialize_trampoline): Fix mode.
132 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
133 Use ASM_QUAD on 64bit.
134 * i386.md (test pattern): Disallow impossible constants.
135 (tablejump PIC expander): Fix emitting of sum.
136 (movdicc_rex64): Rename to movdicc.
137 * linux64.h (LINK_SPEC): Add missing '%'.
139 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
141 * tree-inline.c (inlinable_function_p): Leave it up to the
142 front-end to turn -finline-functions into DECL_INLINE set for all
145 2001-10-16 Stan Shebs <shebs@apple.com>
147 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
149 2001-10-16 Alan Modra <amodra@bigpond.net.au>
151 * recog.c: Formatting and comment typo fixes.
153 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
154 version in single tree build.
155 * configure: Regenerate.
157 2001-10-15 David Edelsohn <edelsohn@gnu.org>
159 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
160 MODE arguments to gen_rtx and compare operand with const0_rtx.
162 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
164 * system.h: Poison old unused target macros.
165 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
166 * config/stormy16/stormy16.c: Update references to obsolete macros.
167 * config/stormy16/stormy16.h: Similarly.
168 * config/stormy16/stormy16.md: Similarly.
169 * config/cris/cris.h: Similarly.
171 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
173 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
174 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
175 cpp_register_pragma): Update accordingly.
177 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
179 * c-pragma.h (cpp_register_pragma_space): Remove.
180 * cpplib.h (cpp_register_pragma_space): Remove.
181 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
182 (cpp_register_pragma_space): Remove.
183 (cpp_register_pragma): Simplify using lookup_pragma_entry,
185 (do_pragma): Similarly.
186 (_cpp_init_internal_pragmas): Don't register namespaces.
188 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
189 Don't register namespaces.
190 * cp/lex.c (init_cp_pragma): Similarly.
191 * doc/tm.texi: Update.
193 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
196 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
198 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
200 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
201 add scheduling support.
202 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
203 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
204 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
207 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
209 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
210 missing CONSTANT_P test in core GCC.
212 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
214 * cppmain.c (struct printer): New member source.
215 (scan_translation_unit): Fix spacing at start of lines.
216 (cb_line_change): Update.
218 * gcc.dg/cpp/spacing2.c: New test.
220 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
222 * config/cris/arit.c: Use __builtin_labs, not abs.
224 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
226 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
227 misplaced sprintf and fprintf argument.
229 2001-10-12 Zack Weinberg <zack@codesourcery.com>
231 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
232 * configure.in, Makefile.in: Take out obsolete check-po logic.
233 * configure, config.in: Regenerate.
235 2001-10-12 Ziemowit Laski <zlaski@apple.com>
237 * objc/objc-act.c (finish_objc): Correct precondition for emitting
240 2001-10-12 Stan Shebs <shebs@apple.com>
242 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
243 declarations of arguments and local variables.
245 2001-10-12 Christopher Faylor <cgf@redhat.com>
247 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
248 ENDFILE_SPEC definition.
250 2001-10-12 Kazu Hirata <kazu@hxi.com>
252 * gthr-dce.h: Fix comment formatting.
253 * gthr-posix.h: Likewise.
254 * gthr-single.h: Likewise.
255 * gthr-solaris.h: Likewise.
256 * gthr-vxworks.h: Likewise.
257 * gthr-win32.h: Likewise.
259 2001-10-12 Jakub Jelinek <jakub@redhat.com>
261 * final.c (output_asm_insn): Make sure assembly dialects are
262 terminated, not nested. Output `|' and `}' characters if they
263 don't appear inside assembly dialect selection.
264 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
265 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
266 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
267 strsetsi_rex_1): Add {} braces.
269 2001-10-11 Zack Weinberg <zack@codesourcery.com>
271 * toplev.c (compile_file): Ignore return value from yyparse.
272 Always pop any nested binding levels after yyparse returns.
274 2001-10-11 Richard Henderson <rth@redhat.com>
276 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
278 2001-10-11 Richard Henderson <rth@redhat.com>
280 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
281 fall back to add_AT_long_long for large CONST_INT.
283 2001-10-11 Richard Henderson <rth@redhat.com>
285 * config/i386/i386.md (setcc splitters): Add four splitters to
286 simplify compound compares that simplify_comparison can't handle.
288 2001-10-11 Zack Weinberg <zack@codesourcery.com>
290 * cpplex.c (digraph_spellings, token_spellings): Make static.
292 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
294 * unroll.c (loop_iterations): Fixup last patch.
296 2001-10-11 Richard Henderson <rth@redhat.com>
298 * rtl.h (REG_VTABLE_REF): New.
299 * rtl.c (reg_note_name): Add it.
300 * combine.c (distribute_notes): Handle it.
301 * final.c (final_scan_insn): Handle it.
302 * tree.def (VTABLE_REF): New.
303 * expr.c (expand_expr): Handle it.
304 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
305 * output.h: Declare them.
307 2001-10-11 Richard Henderson <rth@redhat.com>
309 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
312 2001-10-11 David Edelsohn <edelsohn@gnu.org>
314 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
315 available in 64-bit mode.
317 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
319 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
321 * config/cris/cris-protos.h: New file.
322 * config/cris/cris.c: New file.
323 * config/cris/cris.h: New file.
324 * config/cris/cris.md: New file.
325 * config/cris/linux.h: New file.
326 * config/cris/aout.h: New file.
327 * config/cris/arit.c: New file.
328 * config/cris/cris_abi_symbol.c: New file.
329 * config/cris/mulsi3.asm: New file.
330 * config/cris/t-aout: New file.
331 * config/cris/t-cris: New file.
332 * config/cris/t-elfmulti: New file.
333 * config/cris/t-linux: New file.
334 * doc/invoke.texi: Add CRIS options.
335 * doc/install.texi (Specific): Add blurb for CRIS.
337 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
339 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
341 * config/float/i32.h: Likewise.
342 * config/float-i386.h: Likewise.
343 * config/float-i64.h: Likewise.
344 * config/float-m68k.h: Likewise.
345 * config/float-sh.h: Likewise.
346 * config/float-sparc.h: Likewise.
348 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
350 * doc/contrib.texi: Add note about CRIS port to my entry.
352 2001-10-11 Kazu Hirata <kazu@hxi.com>
354 * basic-block.h: Fix formatting.
355 * bitmap.h: Likewise.
356 * cpplib.h: Likewise.
357 * c-tree.h: Likewise.
358 * diagnostic.h: Likewise.
361 * longlong.h: Likewise.
363 * reload.h: Likewise.
367 2001-10-10 Richard Henderson <rth@redhat.com>
369 * c-parse.in (asm_operand): Allow named operands.
370 * genconfig.c (max_recog_operands): Set to 29.
371 * local-alloc.c (requires_inout): Skip multiple digits.
372 * recog.c (asm_operand_ok): Likewise.
373 (preprocess_constraints): Use strtoul for matching constraints.
374 (constrain_operands): Likewise.
375 * regmove.c (find_matches): Likewise.
376 * reload.c (find_reloads): Likewise.
377 * stmt.c (parse_output_constraint): Don't reject in-out
378 constraint on operands > 9. Reject '[' in constraint.
379 (expand_asm_operands): Handle named operands. Use strtoul
380 for matching constraints.
381 (check_operand_nalternatives): Split out from expand_asm_operands.
382 (check_unique_operand_names): New.
383 (resolve_operand_names, resolve_operand_name_1): New.
385 * doc/extend.texi (Extended Asm): Document named operands.
386 * doc/md.texi (Simple Constraints): Document matching constraints
389 2001-10-10 Richard Henderson <rth@redhat.com>
391 * combine.c (try_combine): Handle a SEQUENCE of one insn.
393 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
394 (jcc splitters): Add two splitters to simplify compound compares
395 that simplify_comparison can't handle.
397 2001-10-10 Richard Henderson <rth@redhat.com>
399 * langhooks.c: Include langhooks.h.
400 * Makefile.in (langhooks.o): Depend on it.
402 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
404 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
405 should not be considered as a no-op.
406 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
408 2001-10-10 Stan Shebs <shebs@apple.com>
410 * alias.c: Remove uses of "register" specifier in declarations
411 of arguments and local variables.
413 * c-convert.c: Ditto.
416 * c-semantics.c: Ditto.
418 * caller-save.c: Ditto.
432 * dwarf2out.c: Ditto.
439 * fix-header.c: Ditto.
442 * fold-const.c: Ditto.
446 * gen-protos.c: Ditto.
447 * genattrtab.c: Ditto.
449 * genconfig.c: Ditto.
451 * genextract.c: Ditto.
453 * gengenrtl.c: Ditto.
454 * genoutput.c: Ditto.
457 * gensupport.c: Ditto.
461 * haifa-sched.c: Ditto.
462 * hard-reg-set.h: Ditto.
464 * integrate.c: Ditto.
467 * local-alloc.c: Ditto.
469 * mips-tdump.c: Ditto.
470 * mips-tfile.c: Ditto.
473 * print-rtl.c: Ditto.
477 * reg-stack.c: Ditto.
487 * sched-deps.c: Ditto.
488 * sched-rgn.c: Ditto.
490 * simplify-rtx.c: Ditto.
492 * stor-layout.c: Ditto.
501 2001-10-10 Richard Henderson <rth@redhat.com>
503 * rtl.h (can_reverse_comparison_p): Remove.
505 2001-10-10 Christopher Faylor <cgf@redhat.com>
507 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
510 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
512 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
513 (Thanks to Chris Faylor for suggesting macro name).
514 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
516 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
517 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
518 (MATH_LIBRARY): Undef before definition.
519 (OUTPUT_QUOTED_STRING): Likewise.
520 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
522 2001-10-10 Richard Henderson <rth@redhat.com>
524 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
525 (fde_unencoded_compare): Likewise. Don't use subtraction to get
526 a tristate comparison value.
527 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
529 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
532 * unroll.c (loop_iterations): Ignore insns generated by loop
535 * config.gcc (mips*-*-gnu*): Delete support.
536 * config/mips/gnu.h: Remove.
538 2001-10-10 Kazu Hirata <kazu@hxi.com>
540 * calls.c: Fix formatting.
541 * c-decl.c: Likewise.
542 * cfgcleanup.c: Likewise.
543 * combine.c: Likewise.
544 * cppfiles.c: Likewise.
545 * cpplib.c: Likewise.
546 * cppmacro.c: Likewise.
547 * crtstuff.c: Likewise.
549 * dwarf2out.c: Likewise.
550 * expmed.c: Likewise.
552 * fold-const.c: Likewise.
553 * function.c: Likewise.
555 * genattrtab.c: Likewise.
556 * ggc-page.c: Likewise.
557 * integrate.c: Likewise.
558 * libgcc2.c: Likewise.
560 * optabs.c: Likewise.
561 * profile.c: Likewise.
562 * protoize.c: Likewise.
565 * reload1.c: Likewise.
566 * reload.c: Likewise.
568 * resource.c: Likewise.
569 * sched-rgn.c: Likewise.
570 * sdbout.c: Likewise.
572 * toplev.c: Likewise.
573 * varasm.c: Likewise.
575 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
577 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
578 * Makefile.in (langhooks.o): Add dependencies.
580 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
582 * rs6000.c (rs6000_emit_load_toc_table): Don't
583 strdup the toc label.
584 (create_TOC_reference): Likewise.
586 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
588 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
591 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
593 * config/i386/i386.c (ix86_attribute_table): Correct
594 min_len, max_len fields for dllimport, dllexport and shared.
596 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
598 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
599 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
600 Consistently use "nonzero" instead of "non-zero".
602 2001-10-09 Kazu Hirata <kazu@hxi.com>
604 * acconfig.h: Fix comment formatting.
605 * c-dump.h: Likewise.
606 * c-tree.h: Likewise.
607 * conditions.h: Likewise.
609 * function.h: Likewise.
612 * integrate.h: Likewise.
615 * optabs.h: Likewise.
617 2001-10-09 Kazu Hirata <kazu@hxi.com>
619 * c-common.h: Fix comment formatting.
620 * c-dump.c: Likewise.
622 * diagnostic.h: Likewise.
623 * except.c: Likewise.
625 * gcov-io.h: Likewise.
626 * genattrtab.c: Likewise.
627 * output.h: Likewise.
628 * predict.h: Likewise.
629 * reload1.c: Likewise.
630 * reload.h: Likewise.
631 * resource.h: Likewise.
633 * system.h: Likewise.
635 * tree-inline.c: Likewise.
636 * tsystem.h: Likewise.
637 * varasm.c: Likewise.
638 * xcoffout.h: Likewise.
640 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
642 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
644 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
646 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
647 config/i386/i386elf.h, config/i386/netbsd-elf.h,
648 config/i386/netware.h, config/mcore/gfloat.h,
649 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
650 config/netware.h, gccbug.in: Update FSF address.
652 2001-10-09 Kazu Hirata <kazu@hxi.com>
654 * c-common.c: Fix comment typos.
655 * cfgrtl.c: Likewise.
656 * collect2.c: Likewise.
657 * cpplex.c: Likewise.
658 * doloop.c: Likewise.
659 * dwarf2out.c: Likewise.
660 * dwarfout.c: Likewise.
662 * fold-const.c: Likewise.
666 * global.c: Likewise.
669 * optabs.c: Likewise.
670 * protoize.c: Likewise.
671 * regclass.c: Likewise.
676 * doc/cpp.texi: Likewise.
677 * doc/c-tree.texi: Likewise.
678 * doc/extend.texi: Likewise.
679 * doc/invoke.texi: Likewise.
680 * doc/objc.texi: Likewise.
681 * doc/tm.texi: Likewise.
683 2001-10-08 Richard Henderson <rth@redhat.com>
685 * varasm.c (set_named_section_flags): Initialize "declared".
687 2001-10-08 Robert Lipe <robertlipe@usa.net>
689 * varasm.c (struct in_named_entry): Add declared.
690 (named_section_first_declaration): New function.
691 (default_elf_asm_named_section): Use it.
692 * output.h (named_section_first_declaration): New.
694 2001-10-08 Richard Henderson <rth@redhat.com>
696 * i386.md (movsi_xor): Export.
697 (setcc peep2): Use it when available; add an alternative to
698 match zero_extendhisi2_and.
700 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
702 * romp-protos.h (romp_initialize_trampoline): New function.
703 * romp.c (romp_initialize_trampoline): Likewise.
704 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
705 romp_initialize_trampoline.
707 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
709 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
710 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
711 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
712 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
714 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
716 * unroll.c (loop_iterations): Extend check for multiple back edges.
718 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
720 * langhooks.h: New file.
721 * Makefile.in (OBJS): Added langhooks.o.
722 (c-lang.o): Depend on langhooks.h.
723 (c-common.o): Don't depend on tree-inline.h.
724 (tree-inline.o): Depend on toplev.h.
725 (langhooks.o): New rule.
726 * c-common.c: Don't include tree-inline.h.
727 (c_mark_lang_decl): Mark argument c as unused.
728 (c_common_lang_init): Don't initialize hooks here.
729 * c-lang.c: Include langhooks.h, then override some macros.
730 (lang_hooks): Initialize with macros in langhooks.h.
731 (c_init): Don't initialize hooks here.
732 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
733 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
734 * tree-inline.c: Include toplev.h. Don't define hook variables.
735 * tree-inline.h: Don't define hook types nor declare hook
736 variables. Move macros to...
737 * langhooks.c: ... new file, as functions. Adjust all callers.
739 2001-10-08 Jeffrey A Law <law@cygnus.com>
741 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
742 purge_mem_unchanging_flag on all instructions, not just on those
743 before NOTE_INSN_FUNCTION_BEG.
745 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
747 * cppmacro.c (_cpp_create_definition): Leave comments off.
749 * doc/cpp.texi: Update.
751 2001-10-08 DJ Delorie <dj@redhat.com>
753 * c-decl.c (grokfield): Make sure the only unnamed fields
754 we're allowing are either structs or unions.
755 * doc/extend.texi: Add documentation for the unnamed field
758 2001-10-08 Zack Weinberg <zack@codesourcery.com>
760 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
761 * configure.in: Use it.
762 * configure: Regenerated.
763 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
764 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
766 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
768 * cppfiles.c (open_file): Don't mark zero-length files
769 never-reread here. Don't output diagnostics here either.
770 (stack_include_file): Mark them never-reread here.
771 (_cpp_read_file): Update.
773 2001-10-08 Richard Henderson <rth@redhat.com>
775 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
777 2001-10-08 Richard Henderson <rth@redhat.com>
779 * expr.c (store_expr): When converting a CONST_INT for storage
780 in a SUBREG, convert it to both SUBREG modes before stripping
783 2001-10-08 Richard Henderson <rth@redhat.com>
785 * varasm.c (restore_varasm_status): New.
786 * function.h: Declare it.
787 * function.c (pop_function_context_from): Call it.
789 2001-10-08 Richard Henderson <rth@redhat.com>
791 * c-common.h (struct c_lang_decl): Add declared_inline.
792 * c-tree.h (DECL_DECLARED_INLINE_P): New.
793 * c-lang.c (c_disregard_inline_limits): Use it.
794 * c-decl.c (duplicate_decls): Likewise.
795 (pushdecl, redeclaration_error_message): Likewise.
796 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
797 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
798 Set DECL_INLINE if -finline-functions.
799 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
801 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
803 * cppmacro.c (funlike_invocation_p): Move some logic to caller
804 in enter_macro_context. Create a padding token in its own context
805 if necessary when the search for '(' fails.
806 (enter_macro_context): Update.
808 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
810 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
811 genmultilib, toplev.c: Fix spelling errors of "separate" as
812 "seperate", and corresponding spelling errors of related words.
814 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
816 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
817 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
819 * c-dump.c (dump_option_value_info): Likewise.
820 * c-format.c (format_length_info, format_char_info,
821 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
822 * collect2.c (names): Likewise.
823 * cppdefault.h (default_include): Likewise.
824 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
825 * flow.c (life_analysis): Likewise.
826 * gcc.c (dir_separator_str, modify_target, option_map,
827 target_option_translations, spec_list_1, extra_specs_1,
828 init_spec): Likewise.
829 * gcov.c (gcov_version_string): Likewise.
830 * genattr.c (write_units): Likewise.
831 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
832 * gengenrtl.c (rtx_definition, defs): Likewise.
833 * genrecog.c (pred_table): Likewise.
834 * global.c (global_alloc): Likewise.
835 * lcm.c (optimize_mode_switching): Likewise.
836 * local-alloc.c (find_free_reg): Likewise.
837 * params.h (param_info): Likewise.
838 * predict.c (predictor_info): Likewise.
839 * protoize.c (unexpansion_struct): Likewise.
840 * real.c (bmask): Likewise.
841 * recog.h (insn_operand_data, insn_data): Likewise.
842 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
843 * stmt.c (expand_nl_goto_receiver): Likewise.
844 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
845 target_switches, target_options): Likewise.
846 * tradcif.y (token, tokentab2, yylex): Likewise.
847 * tree.h (attribute_spec): Likewise.
849 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
851 * arc.c (arc_output_function_epilogue): Likewise.
852 * arm.c (processors, all_cores, all_architectures,
853 arm_override_options, isr_attribute_arg, isr_attribute_args,
854 arm_isr_value): Likewise.
855 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
857 * c4x.c (c4x_int_reglist): Likewise.
858 * d30v.c (override_options): Likewise.
859 * h8300.c (shift_insn): Likewise.
860 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
861 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
862 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
863 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
864 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
865 * i386.h (processor_costs, ix86_cost): Likewise.
866 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
867 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
868 * m68k.c (codes_68881, codes_FPA): Likewise.
869 * m88k.c (mode_from_align, max_from_align, all_from_align,
870 best_from_align, m_options): Likewise.
871 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
872 * mcore.c (mode_from_align): Likewise.
873 * mips/elf64.h (UNIQUE_SECTION): Likewise.
874 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
875 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
876 * mips.h (mips_regno_to_class): Likewise.
877 * ns32k.c (scales): Likewise.
878 * pa.c (import_string, magic_milli): Likewise.
879 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
880 * sparc.c (leaf_reg_remap, sparc_override_options,
881 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
883 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
885 2001-10-07 Dale Johannesen <dalej@apple.com>
887 * reload1.c (reload_reg_free_p): Teach register interference
888 checking that multiple output reloads are emitted in
890 reload1.c (reload_reg_reaches_end_p): Ditto.
891 reload1.c (reloads_conflict): Ditto.
893 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
895 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
896 NULL_TREE inside @code.
898 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
900 * doc/gcc.texi: Document consistent style of "32-bit",
901 "Objective-C", and "@code{NULL}".
903 2001-10-06 Zack Weinberg <zack@codesourcery.com>
905 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
906 (cpp_token_len, cpp_spell_token, cpp_output_token,
907 _cpp_equiv_tokens): Handle it.
908 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
909 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
910 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
913 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
915 * gcc.c (default_compilers): Remove .ada.
917 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
919 * doc/cppinternals.texi: Update.
921 2001-10-06 Zack Weinberg <zack@codesourcery.com>
923 * gcc.c (main): Set this_file_error if the appropriate
924 compiler for a language has not been installed.
926 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
928 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
930 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
932 * gccbug.in (CATEGORIES): Add ada.
934 2001-10-05 Catherine Moore <clm@redhat.com>
936 * config/stormy16/stormy-abi: Document abi changes.
937 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
938 (ICALL_REGS): New register class.
939 (NUM_ARGUMENT_REGISTERS): Now 6.
940 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
942 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
943 * config/stormy16.md (call_internal, call_value_internal,
944 indirect_jump): Use new 'z' constraint.
946 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
948 * doc/cppinternals.texi: Update.
950 2001-10-05 Richard Henderson <rth@redhat.com>
952 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
953 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
954 the gas section-name-as-label feature.
956 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
958 * doc/cppinternals.texi: Update.
960 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
962 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
963 to ensure valid SImode constants.
965 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
967 * Makefile.in (c-decl.o): Depend on tree-inline.h.
968 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
969 * c-decl.c: Include tree-inline.h.
970 (c_expand_body): Call optimize_inline_calls. Determine whether
971 a function is inlinable upfront, and only clear
972 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
973 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
974 (c_disregard_inline_limits): New function.
975 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
976 (c_post_options): Enable tree inlining if inlining is enabled.
977 Don't inline trees when instrumenting functions.
978 (c_init): Initialize lang_disregard_inline_limits and
979 lang_cannot_inline_tree_fn.
980 * tree-inline.c (initialize_inlined_parameters): Handle calls
981 with fewer arguments than declared parameters, and fewer
982 parameters than passed arguments. Don't assume value is a
984 (declare_return_variable): Convert return value back to the
985 original type, if it was promoted.
986 (tree_inlinable_function_p): New function.
987 (inlinable_function_p): Don't look at DECL_INLINE if we're
988 inlining all functions. Make it work with a NULL id.
989 Re-check DECL_UNINLINABLE after language-specific checks.
990 * tree-inline.h (tree_inlinable_function_p): Declare it.
991 * integrate.c (save_for_inline): Don't bother to prepare argvec
993 * cse.c (check_for_label_ref): Don't check deleted labels.
995 * Makefile.in (tree-inline.o): Depend on newly-included headers.
996 * tree-inline.c: Include headers needed for the functions moved in.
997 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
998 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
999 (copy_body, initialize_inlined_parameters): Likewise.
1000 (declare_return_variable, inlinable_function_p): Likewise.
1001 (expand_call_inline, expand_calls_inline): Likewise.
1002 (optimize_inline_calls, clone_body): Likewise.
1003 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
1004 (copy_tree_r, remap_save_expr): Likewise.
1006 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
1008 * Makefile.in (OBJS): Added tree-inline.o.
1009 (c-common.o): Depend on tree-inline.h.
1010 (tree-inline.o): New target.
1011 * c-common.c: Include tree-inline.h.
1012 (c_mark_lang_decl): Don't mark saved_tree.
1013 (c_common_lang_init): Set lang_anon_aggr_type_p.
1014 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
1015 (struct c_lang_decl): Moved saved_tree to tree_decl.
1016 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
1017 * integrate.h (function_attribute_inlinable_p): Declare it.
1018 * integrate.c (function_attribute_inlinable_p): Export it.
1019 * tree-inline.c: New file. Define variables declared in...
1020 * tree-inline.h: New file. Declare functions to be moved to
1021 tree-inline.c. Define macros and declare types and hooks for
1022 language-specific tree inlining.
1023 (flag_inline_trees): Moved definition from cp/decl2.c.
1024 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
1025 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
1026 (struct tree_decl): Moved saved_tree from c_lang_decl and
1027 inlined_fns from C++'s lang_decl.
1029 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
1031 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
1032 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
1034 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
1036 * doc/cppinternals.texi: Update.
1038 2001-10-04 Eric Christopher <echristo@redhat.com>
1040 * config/mips/mips.c (init_cumulative_args): Remember to set
1042 * config.gcc: Redo linux configuration. Add target_cpu_default
1043 of soft-float to all mipsisa32 combinations and tx39.
1044 * config/mips/linux.h: Remove include of mips.h.
1046 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
1048 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
1049 HOST_LDFLAGS and HOST_CPPFLAGS.
1051 2001-10-03 Ziemowit Laski <zlaski@apple.com>
1053 * c-parse.in (objc_inherit_code, objc_pq_context,
1054 objc_public_flag): Make static.
1055 (objc_interface_context, objc_implementation_context,
1056 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
1057 global tree array in objc/objc-act.[ch].
1058 (methoddef): Remove unnecessary code.
1060 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
1061 Hoist struct definitions to objc-act.h.
1062 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
1063 cat_count): Place declaration in objc-act.h.
1064 (objc_tree_index): Move enumeration to objc-act.h.
1065 (objc_global_trees): Place declaration and macro accessors in
1067 (implementation_context): Remove duplicate; use
1068 objc_implementation_context instead:
1069 (method_context): Remove duplicate; use objc_method_context
1071 (objc_ellipsis_node, objc_method_prototype_template,
1072 implemented_classes, function_type): Move global vars to
1074 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
1075 (build_message_expr): Move actual construction of ObjC message
1076 send nodes to finish_message_expr.
1077 (finish_message_expr): New routine, contains code formerly in
1079 * objc/objc-act.h (finish_message_expr): New prototype.
1080 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
1081 declarations; these vars are now part of objc_global_trees.
1082 (objc_tree_index, objc_global_trees): Move definitions from
1084 * objc/objc-tree.def: Update copyright info.
1086 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
1088 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
1090 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
1091 only if TARGET_ARCH64.
1093 2001-10-02 Bernd Schmidt <bernds@redhat.com>
1095 * doc/extend.texi: Fix some problems with previous checkin.
1096 * doc/invoke.texi: Likewise.
1098 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
1100 * cpphash.h: Update comments.
1101 (cpp_context): Update.
1102 (spec_nodes): Remove n__Pragma.
1103 * cppinit.c (cpp_create_reader): Update.
1104 (builtin_array): Add _Pragma.
1105 * cpplib.h: Update comments.
1106 (NODE_DISABLED, BT_PRAGMA): New.
1107 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
1108 * cppmacro.c (struct cpp_macro): Remove disabled.
1109 (builtin_macro): Return int, handle _Pragma, push the new token
1110 on the context stack.
1111 (funlike_invocation_p): Unconstify, update.
1112 (enter_macro_context): Handle builtins here.
1113 (replace_args, push_token_context, push_ptoken_context):
1114 Update for prototype changes.
1115 (_cpp_pop_context): Update.
1116 (cpp_get_token): Don't handle buitins, nor _Pragma here.
1117 (cpp_sys_macro_p): Update.
1118 (_cpp_free_definition): Clear disabled flag.
1119 (_cpp_create_definition): Upate.
1120 * cppmain.c: Update comments.
1122 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
1123 Andreas Jaeger <aj@suse.de>,
1124 Jan Hubicka <jh@suse.cz>
1126 * doc/invoke.texi (i386 Options): Document x86-64 options.
1127 (i386 and x86-64 Options): Rename i386 options section.
1129 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
1130 (TARGET_SWITCHES): Add -munwind-info.
1131 (MASK_NO_UNWIND_INFO): New.
1132 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
1134 (ASM_OUTPUT_DOUBLE_INT): New.
1136 * config/i386/linux64.h: New spec file for Linux x86-64 support.
1137 * config.gcc: Fix tm_file settings for x86-64.
1138 * config/i386/x86-64.h: New file with OS independent x86-64
1140 * config/i386/biarch64.h: New file used to configure compiler
1141 to biarch/64bit compilation.
1143 * config/i386/i386.c: (override_options): Set flags default
1144 for 64bit compilation.
1146 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
1148 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
1149 (ix86_expand_int_movcc): Optimize DImode conditional moves with
1150 constants on x86_64.
1151 (ix86_attr_length_immediate_default): Support MODE_DI.
1152 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
1154 (indirect_jump, tablejump): Turn into expander.
1156 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1158 * c-common.c (c_format_attribute_table): Make format and
1159 format_arg attributes apply to function types rather than to
1161 (is_valid_printf_arglist): Construct an attribute list and pass
1162 that to check_function_format rather than a name.
1163 * c-common.h (check_function_format): Adjust prototype.
1164 * c-decl.c (duplicate_decls): Preserve attributes from type of
1165 built-in decl when allowing for harmless conflict in types.
1166 * c-format.c (record_function_format,
1167 record_international_format, function_format_list,
1168 international_format_info, international_format_list): Remove.
1169 (function_format_info): Remove next, name and assembler_name.
1170 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
1171 (decode_format_attr): New.
1172 (handle_format_attribute): Handle receiving a type rather than a
1173 decl. Call decode_format_attr. Store format information in a
1174 function_format_info.
1175 (handle_format_arg_attribute): Correct comment. Handle receiving
1176 a type rather than a decl. Use unsigned HOST_WIDE_INT for
1178 (check_format_info_recurse, check_format_info_main): Take argument
1179 numbers as unsigned HOST_WIDE_INT.
1180 (check_function_format): Take a list of attributes from the
1181 function type rather than a name or assembler name. Check for
1182 format attributes in that list and the attributes on the type of
1183 the current function rather than looking through
1184 function_format_list.
1185 (check_format_info): Use unsigned HOST_WIDE_INT for argument
1187 (check_format_info_recurse): Take format_arg attributes from the
1188 type of the function calls rather than using
1189 international_format_list. Allow for multiple format_arg
1191 * c-typeck.c (build_function_call): Pass type attributes to
1192 check_function_format rather than name or assembler name. Don't
1193 require there to be a name or assembler name to check formats.
1195 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1197 * attribs.c (decl_attributes): Possibly call
1198 insert_default_attributes to insert default attributes on
1199 functions in a lazy manner.
1200 * builtin-attrs.def: New file; define the default format and
1201 format_arg attributes.
1202 * c-common.c (c_format_attribute_table): Move to earlier in the
1204 (c_common_nodes_and_builtins): Initialize format_attribute_table.
1205 (enum built_in_attribute, built_in_attributes,
1206 c_attrs_initialized, c_init_attributes,
1207 c_common_insert_default_attributes): New.
1208 (c_common_lang_init): Don't initialize format_attribute_table. Do
1209 call c_init_attributes.
1210 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
1211 * c-common.h (init_function_format_info): Don't declare.
1212 (c_common_insert_default_attributes): Declare.
1213 * c-decl.c (implicitly_declare, builtin_function): Call
1215 (init_decl_processing): Don't call init_function_format_info.
1216 (insert_default_attributes): New.
1217 * c-format.c (handle_format_attribute,
1218 handle_format_arg_attribute): Be quiet about inappropriate
1219 declaration when applying default attributes.
1220 (init_function_format_info): Remove.
1221 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
1222 (insert_default_attributes): Declare.
1224 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1226 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
1228 2001-10-01 Jim Wilson <wilson@redhat.com>
1230 * sched-deps.c (add_dependence): When elide conditional dependence,
1231 check that insn doesn't modify cond2.
1233 2001-10-01 Dale Johannesen <dalej@apple.com>
1235 * config/rs6000/rs6000.h (enum processor_type): Add support
1236 for 7400 (G4) and 7450.
1238 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1239 (rs6000_issue_rate): Ditto.
1240 (rs6000_adjust_cost): Fix cycle counts for compares.
1241 (debug_stack_info): Fix an obvious typo.
1242 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
1243 * doc/invoke.texi: Document.
1244 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
1246 (PROCESSOR_DEFAULT): Ditto.
1248 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
1250 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
1251 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
1252 later recursive make invocation.
1254 2001-10-01 Hans Boehm <boehm@acm.org>
1256 * optabs.c (emit_libcall_block): When using non-call exceptions,
1257 don't add REG_LIBCALL reg notes to trapping calls.
1259 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
1261 * flow.c (propagate_block_delete_libcall): Remove unused first arg
1262 (propagate_one_insn): Update for above change
1264 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
1266 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
1267 _Unwind_GetTextRelBase): Argument is unused.
1269 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1271 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
1272 Loop through NOPs, placeholders, and components.
1273 Don't go through NOPs if change mode.
1274 (record_alias_subset): Do nothing if SUBSET and SET are the same.
1275 * emit-rtl.c (set_mem_alias_set): Enable check.
1276 * expr.c (find_placeholder): New function.
1277 (expand_expr, case PLACEHOLDER_EXPR): Use it.
1278 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
1279 to modify it and avoid unneeded copies.
1280 * expr.h (expand_expr): Always define.
1281 (find_placeholder): New declaration.
1283 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1285 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
1286 operand 2 is the stack pointer.
1287 ("addr-peephole"): Fix address computation peephole when operand 2
1288 is the stack pointer.
1290 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1292 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
1293 (ix86_setup_incoming_varargs): Likewise.
1295 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
1297 * stor-layout.c (layout_type): Don't complain about too-large
1300 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1302 * function.c (keep_stack_depressed): Don't use delete_insn.
1304 * expr.h (set_mem_alias_set): Move decl to here.
1305 * rtl.h (mem_attrs): New typedef and struct.
1306 (union rtunion_def): Add field for mem_attrs.
1307 (X0MEMATTR, MEM_ATTRS): New macros.
1308 (MEM_ALIAS_SET): Use MEM_ATTRS.
1309 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
1310 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
1311 (set_mem_alias_set): Delete decl from here.
1313 * alias.c (set_mem_alias_set): Delete from here.
1314 * emit-rtl.c (mem_attrs_htab): New variable.
1315 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
1316 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
1317 (mem_attrs_mark, get_mem_attrs): Likewise.
1318 (gen_rtx_MEM): Clear MEM_ATTRS.
1319 (set_mem_attributes): Move to here.
1320 (set_mem_alias_set): Likewise, and call get_mem_attrs.
1321 (init_emit_once): const_int_htab now deletable htab.
1322 Initialize mem_attrs_htab.
1323 * explow.c (set_mem_attributes): Delete from here.
1324 * function.c (put_var_into_stack): Clear MEM_ATTRS.
1325 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
1326 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
1327 * reload1.c (reload): Rework changing REG to MEM.
1329 2001-09-30 H.J. Lu <hjl@gnu.org>
1331 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
1332 * config.in: Rebuild.
1334 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1336 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
1337 ("tsthi_1"): Avoid allocation in register y.
1338 ("*movqi_68hc12"): Reorganize and fix constraints.
1339 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
1340 ("addqi3"): Likewise.
1341 ("addhi3"): Fix constraints.
1342 ("*logicalhi3_zexthi"): Disparage soft registers.
1344 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1346 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
1349 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1351 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
1352 that we use setjmp/longjmp exceptions.
1354 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
1356 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
1357 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
1358 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
1359 _cpp_pool_alloc, _cpp_next_chunk): Remove.
1360 (_cpp_extend_buff, BUFF_ROOM): Update.
1361 (_cpp_append_extend_buff): New.
1362 (struct cpp_reader): Remove macro_pool, add a_buff.
1363 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
1365 (cpp_destroy): Free a_buff instead of macro_pool.
1366 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
1367 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
1368 _cpp_pool_alloc, ): Remove.
1369 (parse_number, parse_string): Update use of _cpp_extend_buff.
1370 (_cpp_extend_buff): Update.
1371 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
1372 * cpplib.c (glue_header_name, parse_answer):
1373 Update use of _cpp_extend_buff.
1374 (cpp_register_pragma, cpp_register_pragma_space): Use
1376 (do_assert, do_unassert): Check for EOL, update.
1377 * cppmacro.c (stringify_arg, collect_args): Update to use
1378 _cpp_extend_buff and _cpp_append_extend_buff.
1379 (save_parameter, parse_params, alloc_expansion_token,
1380 _cpp_create_definition): Rework memory management.
1382 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
1384 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
1385 update md_exec_prefix.
1386 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
1389 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
1391 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
1392 (SELECT_CC_MODE): Use s390_select_ccmode.
1393 * config/s390/s390-protos.h (s390_select_ccmode): Add.
1394 * config/s390/s390.c (s390_select_ccmode): New.
1395 (s390_match_ccmode): Add CCLmode.
1396 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
1397 (output_branch_condition, output_inverse_branch_condition): Removed.
1398 (print_operand): Use s390_branch_condition_mnemonic.
1399 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
1400 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
1401 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
1403 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
1404 when converting conditional branches to far branches.
1405 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
1406 cmpint_di): Use CCSmode instead of CCUmode.
1408 * config/s390/s390.c (legitimate_la_operand_p): New.
1409 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
1410 * config/s390/s390.md (movsi): Convert load address patterns to
1411 arithmetic operations when necessary.
1412 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
1413 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
1414 (*do_la_reg_0): Don't use before reload.
1416 * config/s390/s390.c (legitimize_address): Make more efficient
1417 use of two-register addressing mode.
1419 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
1420 with -mno-backchain in some corner cases.
1422 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
1424 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
1426 * reload.c (find_reloads): Mark new USE insns with QImode.
1427 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
1428 find_reloads_subreg_address): Likewise.
1429 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
1431 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
1433 (reload): Make sure there are no USEs with mode other than
1434 VOIDmode. At the end, remove those marked with QImode.
1436 2001-09-29 Per Bothner <per@bothner.com>
1438 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
1439 * Makefile.in (includedir): Rename to local_includedir.
1440 (includedir): Define as $(prefix)/include.
1441 * config.in (PREFIX_INCLUDE_DIR): New variable.
1442 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
1444 2001-09-29 Bernd Schmidt <bernds@redhat.com>
1446 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
1448 * doc/extend.texi (Vector Extensions): New node.
1449 * doc/invoke.texi (Machine Dependent Options): Add documentation for
1450 i386 -mmmx, -msse, -m3dnow.
1452 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1454 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
1456 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
1458 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
1460 * doc/invoke.texi (Optimize Options): Delete spurious @table.
1462 2001-09-28 Richard Henderson <rth@redhat.com>
1464 * varasm.c (assemble_integer): Bound alignment check by
1467 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
1469 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1471 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1473 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1475 Mostly from Graham Stott <grahams@redhat.com>
1476 * c-common.c (type_for_mode): Add support for V2SFmode.
1477 * tree.c (build_common_tree_nodes_2): Likewise.
1478 * tree.h (enum tree_index, global_trees): Likewise.
1479 * config/i386/i386.c (x86_3dnow_a): New variable.
1480 (override_options): Support 3Dnow extensions.
1481 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
1482 Athlon's version of 3Dnow.
1483 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
1484 (ix86_expand_builtin): Handle them.
1485 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
1486 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
1487 TARGET_3DNOW_A): New macros.
1488 (TARGET_SWITCHES): Add 3Dnow switches.
1489 (VALID_MMX_REG_MODE_3DNOW): New macro.
1490 (VECTOR_MODE_SUPPORTED_P): Use it.
1491 (enum ix86_builtins): Add entries for 3Dnow builtins.
1492 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
1493 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
1494 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
1495 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
1496 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
1497 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
1498 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
1499 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
1500 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
1501 sfence_insn, prefetch): Make these available if TARGET_SSE or
1504 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1506 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
1507 ix86_va_start, ix86_build_va_list): Declare.
1508 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
1509 ix86_va_start, ix86_build_va_list): New global functions.
1510 * i386.md (sse_prologue_save_insn): New insn.
1511 (sse_prologue_save): New expander.
1512 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
1513 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
1515 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1517 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
1518 Use size_t everywhere, make definitions consistent with
1521 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1523 * gcse.c (replace_store_insn): Use delete_insn.
1524 * loop.c (move_movables): Likewise; avoid delete_insn
1525 from clobbering notes moved elsewhere.
1526 (check_dbra_loop): Use delete_insn.
1527 * ssa.c (convert_from_ssa): Likewise.
1528 * cse.c (cse_insn): Use delete_insn.
1530 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1532 * cpphash.h (struct cpp_buff): Make unsigned.
1533 (_cpp_get_buff): Take length of size_t.
1534 (_cpp_unaligned_alloc): New.
1535 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
1536 (struct cpp_reader): Remove ident_pool. Add u_buff.
1537 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
1538 (cpp_destroy): Destroy u_buff, not ident_pool.
1539 * cpplex.c (parse_number, parse_string, save_comment,
1540 cpp_token_as_text): Update to use the unaligned buffer.
1541 (new_buff): Make unsigned.
1542 (_cpp_unaligned_alloc): New.
1543 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
1544 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
1546 (collect_args): Make unsigned.
1548 2001-09-27 Zack Weinberg <zack@codesourcery.com>
1550 * cpplex.c (cpp_output_token): Use a putc loop for
1551 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
1553 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
1554 * configure, config.in: Regenerate.
1555 * system.h: Replace fwrite and fprintf with their unlocked
1556 variants if available.
1558 2001-09-27 Richard Henderson <rth@redhat.com>
1560 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
1561 in favour of .eh_frame.
1563 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
1565 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
1567 (LIBCALL_VALUE): Likewise.
1569 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1571 * cpphash.h: Update comment.
1572 * cpplex.c: Update comments.
1573 (_cpp_can_paste): Remove.
1574 * cpplib.h (_cpp_can_paste): Remove.
1575 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
1576 lexer rather than _cpp_can_paste.
1578 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1580 * doc/cppinternals.texi: Update.
1582 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1584 * cpphash.h (struct cpp_pool): Remove locks and locked.
1585 (struct cpp_context): Add member buff.
1586 (struct cpp_reader): Remove member argument_pool.
1587 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1588 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
1589 * cpplex.c (chunk_suitable): Remove pool argument.
1590 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
1591 (new_buff, _cpp_extend_buff): Update.
1592 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
1593 which buffer is returned.
1594 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
1595 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1596 * cppmacro.c (lock_pools, unlock_pools): Remove.
1597 (push_ptoken_context): Take a _cpp_buff.
1598 (enter_macro_context): Pool locking removed.
1599 (replace_args): Use a _cpp_buff for the replacement list with
1601 (push_token_context): Clear buff.
1602 (expand_arg): Use _cpp_pop_context.
1603 (_cpp_pop_context): Free a context's buffer, if any.
1605 2001-09-26 DJ Delorie <dj@redhat.com>
1607 * c-typeck.c (digest_init): Check for sizeless arrays.
1609 2001-09-26 Richard Henderson <rth@redhat.com>
1611 * optabs.c (init_one_libfunc): Create a dummy function type
1612 instead of using error_mark_node.
1614 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1616 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
1617 _cpp_extend_buff, _cpp_free_buff): New.
1618 (struct cpp_reader): New member free_buffs.
1619 * cppinit.c (cpp_destroy): Free buffers.
1620 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
1621 _cpp_extend_buff, _cpp_free_buff): New.
1622 * cpplib.h (struct cpp_options): Remove unused member.
1623 * cppmacro.c (collect_args): New. Combines the old parse_arg
1624 and parse_args. Use _cpp_buff for memory allocation.
1625 (funlike_invocation_p, replace_args): Update.
1627 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1629 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
1631 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
1633 * except.c (sjlj_mark_call_sites): Change address inside sequence.
1635 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
1637 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
1640 2001-09-25 Janis Johnson <janis187@us.ibm.com>
1641 Jim Wilson <wilson@redhat.com>
1643 * doc/install.texi (Specific, ia64-*-linux): Document.
1645 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1647 * Makefile.in (cfgrtl.o): Add.
1648 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1649 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1650 free_aux_for_edge): Declare.
1652 (HAVE_return): Undefine.
1653 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1654 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1655 free_aux_for_edge): New global functions.
1656 (first_delete_block): New static variable.
1657 (init_flow): Clear first_delete_block.
1658 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
1659 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
1660 try_redirect_by_replacing_jump, last_loop_beg_note,
1661 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
1662 delete_insn, delete_insn_chain, create_basic_block_structure,
1663 create_basic_block, flow_delete_block, compute_bb_for_insn,
1664 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
1665 set_block_for_new_insns, split_block, merge_blocks_nomove,
1666 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1667 redirect_edge_and_branch, force_nonfallthru_and_redirect,
1668 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
1669 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
1670 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
1671 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
1672 purge_all_dead_edges): Move to ....
1673 * cfgrtl.c: New file; .... Here.
1675 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
1676 (reroder_basic_block): Use alloc_aux_for_blocks.
1677 * predict.c (estimate_bb_frequencies): Likewise; use
1678 alloc_aux_for_edges.
1679 * profile.c (compute_branch_probabilities): Likewise.
1680 (branch_prob): Likewise.
1681 * reg-stack.c (reg_to_stack): Likewise.
1683 * emit-rtl.c (emit_insns_after): Never return NULL.
1685 * basic-block.h (set_block_for_new_insns): Delete.
1686 * cfgrtl.c (set_block_for_new_insns): Delete.
1688 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
1689 calls when crossjumping.
1691 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
1692 * unroll.c (copy_loop_body): Use delete_insn.
1694 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
1695 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
1696 keep_stack_depressed): Likewise.
1697 * gcse.c (cprop_cc0_jump): Likewise.
1698 * local-alloc.c (update_equiv_regs): Likewise.
1699 * loop.c (scan_loop, loop_delete_insns): Likewise.
1700 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
1701 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
1702 delete_output_reload, delete_address_reloads_1,
1703 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
1705 * sibcall.c (replace_call_placeholder): Likewise.
1706 * cse.c (cse_insn): Likewise.
1708 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1710 From Graham Stott <grahams@redhat.com>
1711 (def_builtin): Only define builtins appropriate for target_flags. All
1713 (builtin_decsription): Add new field mask which is used to determine
1714 when to define the builtin via the macro def_builtin.
1716 (bdesc_comi): Initialise new mask fields.
1717 (bdesc_2srg): Likewise.
1718 (bdesc_1arg): Likewise.
1720 * config/i386/i386.c (ix86_init_builtins): Correct return type
1721 building v4hi_ftype_v4hi_int_int tree node.
1722 (ix86_expand_sse_comi): Fix typo swapping operands.
1723 Don't swap comparision condition, it is already swapped.
1724 (ix86_expand_sse_compare): Before swapping operands
1725 move operand 1 into new rtx and not the target rtx.
1726 Don't swap comparison condition, it is already swapped.
1727 Always check whether we need to create a new TARGET.
1729 * config/i386/i386.md: (sse_comi) Fix typos.
1730 (sse_ucomi): Likewise.
1731 (cvtss2si): Fix operand 0 contraint.
1732 (cvttss2si): Likewise.
1733 (sse_unpckhps): Fix mode for operand 2.
1734 (sse_unpcklps): Likewise.
1736 2001-09-25 Graham Stott <grahams@redhat.com>
1738 * sibcall.c (skip_copy_to_return_value): Tighten return value
1741 2001-09-24 David Edelsohn <edelsohn@gnu.org>
1743 * rs6000.c (lwa_operand): Address must be word aligned.
1745 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1747 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
1748 number has been set.
1749 (type_hash_mark): Mark type itself.
1751 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
1753 * c-lex.c (cb_def_pragma): Update.
1754 (c_lex): Update, and skip padding.
1755 * cppexp.c (lex, parse_defined): Update, remove unused variable.
1756 * cpphash.h (struct toklist): Delete.
1757 (union utoken): New.
1758 (struct cpp_context): Update.
1759 (struct cpp_reader): New members eof, avoid_paste.
1760 (_cpp_temp_token): New.
1761 * cppinit.c (cpp_create_reader): Update.
1762 * cpplex.c (_cpp_temp_token): New.
1763 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
1764 (cpp_output_token): Don't print leading whitespace.
1765 (cpp_output_line): Update.
1766 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
1767 do_include_common, do_line, do_ident, do_pragma,
1768 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
1769 parse_assertion): Update.
1770 (get_token_no_padding): New.
1771 * cpplib.h (CPP_PADDING): New.
1772 (AVOID_LPASTE): Delete.
1773 (struct cpp_token): New union member source.
1774 (cpp_get_token): Update.
1775 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
1776 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
1777 replace_args, quote_string, stringify_arg, parse_arg, next_context,
1778 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
1779 _cpp_backup_tokens, _cpp_create_definition): Update.
1780 (push_arg_context): Delete.
1781 (padding_token, push_token_context, push_ptoken_context): New.
1782 (make_string_token, make_number_token): Update, rename.
1783 (cpp_get_token): Update to handle tokens as pointers to const,
1784 and insert padding appropriately.
1785 * cppmain.c (struct printer): New member prev.
1786 (check_multiline_token): Constify.
1787 (do_preprocessing, cb_line_change): Update.
1788 (scan_translation_unit): Update to handle spacing.
1789 * scan-decls.c (get_a_token): New.
1790 (skip_to_closing_brace, scan_decls): Update.
1791 * fix-header.c (read_scan_file): Update.
1793 * doc/cpp.texi: Update.
1795 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1797 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
1798 leak by passing malloc'ed pointer to reconcat, not concat.
1800 2001-09-24 DJ Delorie <dj@redhat.com>
1802 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
1804 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
1806 * flow.c (delete_dead_jumptables): Delete jumptable if the only
1807 reference is from the literal pool.
1809 2001-09-24 Janis Johnson <janis187@us.ibm.com>
1811 * doc/install.texi (Final install): Request additional information
1812 in mail about successful builds.
1814 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1816 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
1817 initial value of return pointer register instead of value in frame-20.
1820 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1822 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
1823 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
1824 the libcall if there isn't a referenced identifier for the symbol.
1826 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1828 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
1829 non 64-bit machines. Use these as a plabel for the trampoline.
1830 (TRAMPOLINE_SIZE): Adjust size for new words.
1831 (INITIALIZE_TRAMPOLINE): Initialize new words.
1832 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
1833 pointer to the plabel in the trampoline.
1835 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1837 * pa.c (function_arg): Pass floating arguments in both general and
1838 floating registers in indirect (dynamic) calls when generating code
1839 for the 32 bit ABI and the HP assembler.
1841 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1843 * doc/install.texi: Markup fixes.
1844 Use Solaris 2, SunOS 4 as appropriate.
1845 (Specific, *-*-solaris2*): Explain this.
1846 Unconditionally warn against /usr/ucb tools.
1847 Remove Sun as warning, obsolete.
1848 Move X11 header bug workaround here, update patches.
1849 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
1850 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
1852 2001-09-23 Zack Weinberg <zack@codesourcery.com>
1854 * errors.h (warning, error, fatal, internal_error): Don't mark
1855 with ATTRIBUTE_PRINTF_n.
1856 * toplev.h (internal_error, fatal_io_error, warning, error,
1857 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
1858 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
1861 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1863 * function.c (pop_function_context_from): var_refs_queue
1864 and temp slots now in GC memory.
1865 (mark_function_status, free_after_compilation): Likewise;
1866 also struct function now in GC memory.
1867 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
1868 (combine_temp_slots): Likewise.
1869 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
1870 (prepare_function_start): Use GC memory for struct function.
1871 (mark_temp_slot): Deleted.
1872 (gcc_mark_struct_function): struct function now in GC memory.
1874 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
1875 code for division, not modulus.
1877 * rtl.def (MEM): Remove obsolete part of comment.
1879 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
1881 * c-format.c (init_function_format_info): Check __builtin_printf
1882 and __builtin_fprintf even if -ffreestanding. Check C99 functions
1885 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1887 * c-common.c (format_attribute_table): Remove decl.
1888 * tree.h (format_attribute_table, lang_attribute_table): New decls.
1889 (lang_attribute_common): Likewise.
1891 * function.c (fix_lexical_address): Use set_mem_alias_set.
1892 (expand_function_start): Likewise.
1893 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
1895 * varasm.c (output_constant): Fix unused variable warning.
1897 * attribs.c: New file, from c-common.c.
1898 (attribute_tables): Now four elements.
1899 (format_attribute_table, lang_attribute_common): New variables.
1900 (init_attributes): Reflect above changes.
1901 (handle_mode_attribute): Delete check for wider than uintmax.
1902 * c-common.c: Delete parts moved to attribs.c.
1903 (enum attrs): Deleted; unused.
1904 (c_format_attribute_table): New variable.
1905 (c_common_lang_init): Initialize format_attribute_table with it.
1906 * c-common.h (decl_attributes): Remove decl.
1907 * tree.h (decl_attribute): Move it to here.
1908 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
1909 (attribs.o): New rule.
1911 2001-09-22 Andreas Jaeger <aj@suse.de>
1913 * builtins.c (c_getstr): Remove unused variable.
1915 2001-09-21 Richard Henderson <rth@redhat.com>
1917 * reload1.c (reload): Use delete_insn instead of splatting
1920 2001-09-21 Richard Henderson <rth@redhat.com>
1922 * reload.c (push_secondary_reload): Don't check for "=" in output
1923 constraint after ""->ALL_REGS check.
1925 2001-09-21 Richard Henderson <rth@redhat.com>
1927 * predict.c (expected_value_to_br_prob): Use pc_set.
1929 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
1930 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
1932 2001-09-21 Richard Henderson <rth@redhat.com>
1934 * rtl.h (LCT_RETURNS_TWICE): New.
1935 * calls.c (emit_call_1): Set current_function_calls_setjmp for
1937 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
1938 to ECF_RETURNS_TWICE.
1939 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
1942 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
1944 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
1945 (JMP_BUF_SIZE): New.
1947 2001-09-21 Richard Henderson <rth@redhat.com>
1949 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
1952 2001-09-21 Richard Henderson <rth@redhat.com>
1954 * tree.def (FDESC_EXPR): New.
1955 * expr.c (expand_expr): Handle it.
1956 * varasm.c (initializer_constant_valid_p): Likewise.
1957 (output_constant): Likewise.
1958 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1959 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1960 (ASM_OUTPUT_FDESC): New.
1961 * doc/tm.texi: Document the new macros.
1963 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1965 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
1966 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
1967 once merging is complete.
1969 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1971 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
1973 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1975 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
1976 that would be invalid after a merge.
1978 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
1980 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
1981 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
1983 (flow_delete_insn): This one.
1984 (delete_insn_chain): Rename from ...; do not care labels.
1985 (flow_delete_insn_chain): ... this one.
1986 (flow_delete_block): Remove the insns one BB has been expunged.
1987 (merge_blocks_nomove): Likewise.
1988 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
1989 updating BB boundaries.
1990 (tidy_fallthru_edge): Likewise.
1991 (commit_one_edge_insertion): Likewise.
1992 * cfgbuild.c (find_basic_block): Likewise.
1993 (find_basic_blocks_1): Likewise.
1994 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
1995 (try_crossjump_to_edge): Likewise.
1996 (try_optimize_cfg): Likewise.
1997 * cse.c (delete_trivially_dead_insns): Likewise.
1998 * df.c (df_insn_delete): Likewise.
1999 * doloop.c (doloop_modify): Use delete_related_insns.
2000 * emit-rtl.c (try_split): Likewise.
2001 (remove_insn): Update BB boundaries.
2002 * expect.c (connect_post_landing_pads): Use delete_related_insns.
2003 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
2004 updating BB boundaries.
2005 (propagate_block_delete_insn): Likewise.
2006 (propagate_block_delete_libcall): Likewise.
2007 * function.c (delete_handlers): Use delete_related_insns.
2008 (thread_prologue_and_epilogue_insns): Likewise.
2009 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
2010 * genpeep.c (gen_peephole): Use delete_related_insns.
2011 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
2013 (find_cond_trap): Likewise.
2014 * integrate.c (save_for_inline): Use delete_related_insns.
2015 (copy_insn_list): Likewise.
2016 * jump.c (pruge_linie_number_notes): Likewise.
2017 (duplicate_loop_exit_test): Likewise.
2018 (delete_computation): Likewise.
2019 (delete_related_insn): Rename from ...; use delete_insn
2020 (delete_insn): ... this one.
2021 (redirect_jump): Use delete_related_insns.
2022 * loop.c (scan_loop): Likewise.
2023 (move_movables): Likewise.
2024 (find_and_verify_loops): Likewise.
2025 (check_dbra_loop): Likewise.
2026 * recog.c (peephole2_optimize): Likewise.
2027 * reg-stack.c (delete_insn_for_stacker): Remove.
2028 (move_for_stack_reg): Use delete_insn.
2029 * regmove.c (combine_stack_adjustments_for_block): Likewise.
2030 * reload1.c (delete_address_reloads): Use delete_related_insns.
2031 (fixup_abnormal_edges): Use delete_insn.
2032 * recog.c (emit_delay_sequence): Use delete_related_insns.
2033 (delete_from-delay_slot): Likewise.
2034 (delete_scheduled_jump): likewise.
2035 (optimize_skip): Likewise.
2036 (try_merge_delay_insns): Likewise.
2037 (full_simple_delay_slots): Likewise.
2038 (fill_slots_from_thread): Likewise.
2039 (relax_delay_slots): Likewise.
2040 (make_return_insns): Likewise.
2041 (dbr_schedule): Likewise.
2042 * rtl.h (delete_insn): Rename to delete_related_insns.
2043 (delete_insn, delete_insn_chain): New prototypes.
2044 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
2045 by df_insn_delete already.
2046 * ssa-dce.c (delete_insn_bb): Use delete_insn.
2047 * ssa.c (convert_from_ssa): Use delete_related_insns.
2048 * unroll.c (unroll_loop): Likewise.
2049 (calculate_giv_inc): Likewise.
2050 (copy_loop_body): Likewise.
2052 * i386-protos.h (ix86_libcall_value, ix86_function_value,
2053 ix86_function_arg_regno_p, ix86_function_arg_boundary,
2054 ix86_return_in_memory, ix86_function_value): Declare.
2055 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
2056 new static valurables.
2057 (x86_64_reg_class): New enum
2058 (x86_64_reg_class_name): New array.
2059 (classify_argument, examine_argument, construct_container,
2060 merge_classes): New static functions.
2061 (optimization_options): Enable flag_omit_frame_pointer and disable
2062 flag_pcc_struct_return on 64bit.
2063 (ix86_libcall_value, ix86_function_value,
2064 ix86_function_arg_regno_p, ix86_function_arg_boundary,
2065 ix86_return_in_memory, ix86_function_value): New global functions.
2066 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
2067 (function_arg_advance): Handle x86_64 passing conventions.
2068 (function_arg): Likewise.
2069 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
2070 (RETURN_IN_MEMORY): Move offline.
2071 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
2072 (FUNCTION_VALUE_REGNO_P): New macro.
2073 (FUNCTION_ARG_REGNO_P): Move offline.
2074 (struct ix86_args): Add maybe_vaarg.
2075 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
2076 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
2078 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
2080 * s390.md: Changed attributes for scheduling.
2081 * s390.c: (s390_adjust_cost, s390_adjust_priority)
2084 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
2086 Table-driven attributes.
2087 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
2088 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
2089 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
2090 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
2091 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
2092 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
2093 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
2094 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
2095 * tree.h (struct tree_decl): Change machine_attributes to
2097 * doc/c-tree.texi: Document that all attributes are now attached
2099 * c-common.c (add_attribute, attrtab, attrtab_idx,
2100 default_valid_lang_attribute, valid_lang_attribute): Remove.
2101 (attribute_tables, attributes_initialized,
2102 c_common_attribute_table, default_lang_attribute_table): New
2104 (handle_packed_attribute, handle_nocommon_attribute,
2105 handle_common_attribute, handle_noreturn_attribute,
2106 handle_unused_attribute, handle_const_attribute,
2107 handle_transparent_union_attribute, handle_constructor_attribute,
2108 handle_destructor_attribute, handle_mode_attribute,
2109 handle_section_attribute, handle_aligned_attribute,
2110 handle_weak_attribute, handle_alias_attribute,
2111 handle_no_instrument_function_attribute,
2112 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
2113 handle_no_limit_stack_attribute, handle_pure_attribute): New
2115 (init_attributes, decl_attributes): Rewrite to implement
2116 table-driven attributes.
2117 * c-common.h (enum attribute_flags): Move to tree.h.
2118 * c-format.c (decl_handle_format_attribute,
2119 decl_handle_format_arg_attribute): Rename to
2120 handle_format_attribute and handle_format_arg_attribute. Update
2121 for table-driven attributes.
2122 * c-common.h (decl_handle_format_attribute,
2123 decl_handle_format_arg_attribute): Remove prototypes.
2124 (handle_format_attribute, handle_format_arg_attribute): Add
2126 * c-decl.c (grokdeclarator): Handle attributes nested inside
2128 * c-parse.in (setattrs, maybe_setattrs): Remove.
2129 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
2130 Update to handle nested attributes properly.
2131 (maybe_resetattrs, after_type_declarator,
2132 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
2133 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
2135 (make_pointer_declarator): Update to handle nested attributes
2137 * doc/extend.texi: Update documentation of limits of attributes
2138 syntax. Warn about problems with attribute semantics in C++.
2139 * target.h (struct target): Remove valid_decl_attribute and
2140 valid_type_attribute. Add attribute_table and
2141 function_attribute_inlinable_p.
2142 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
2143 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
2144 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
2146 (TARGET_INITIALIZER): Update.
2147 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
2149 (function_attribute_inlinable_p): New function. Check for the
2150 presence of any machine attributes before using
2151 targetm.function_attribute_inlinable_p.
2152 (function_cannot_inline_p): Update.
2153 * Makefile.in (integrate.o): Update dependencies.
2154 * doc/tm.texi: Update documentation of target attributes and
2155 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
2156 * tree.c (default_valid_attribute_p, valid_machine_attribute):
2158 (default_target_attribute_table,
2159 default_function_attribute_inlinable_p): New.
2160 (lookup_attribute): Update comment to clarify handling of multiple
2161 attributes with the same name.
2162 (merge_attributes, attribute_list_contained): Allow multiple
2163 attributes with the same name but different arguments to appear in
2164 the same attribute list.
2165 * tree.h (default_valid_attribute_p): Remove prototype.
2166 (struct attribute_spec): New.
2167 (default_target_attribute_table): Declare.
2168 (enum attribute_flags): Move from c-common.h. Add
2169 ATTR_FLAG_TYPE_IN_PLACE.
2170 (default_function_attribute_inlinable_p): Declare.
2171 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
2172 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2173 (TARGET_ATTRIBUTE_TABLE): Define.
2174 (vms_attribute_table): New.
2175 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
2176 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2177 (TARGET_ATTRIBUTE_TABLE): Define.
2178 (arc_attribute_table, arc_handle_interrupt_attribute): New.
2179 * config/arm/arm.c (arm_valid_type_attribute_p,
2180 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
2182 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
2184 (TARGET_ATTRIBUTE_TABLE): Define.
2185 (arm_attribute_table, arm_handle_fndecl_attribute,
2186 arm_handle_isr_attribute): New.
2187 * config/avr/avr.c (avr_valid_type_attribute,
2188 avr_valid_decl_attribute): Remove.
2189 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
2191 (TARGET_ATTRIBUTE_TABLE): Define.
2192 (avr_attribute_table, avr_handle_progmem_attribute,
2193 avr_handle_fndecl_attribute): New.
2194 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
2195 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2196 (TARGET_ATTRIBUTE_TABLE): Define.
2197 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
2198 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
2199 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2200 (TARGET_ATTRIBUTE_TABLE): Define.
2201 (h8300_attribute_table, h8300_handle_fndecl_attribute,
2202 h8300_handle_eightbit_data_attribute,
2203 h8300_handle_tiny_data_attribute): New.
2204 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
2205 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
2207 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
2209 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
2210 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
2212 (TARGET_ATTRIBUTE_TABLE): Define.
2213 (ix86_attribute_table, ix86_handle_cdecl_attribute,
2214 ix86_handle_regparm_attribute): New.
2215 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
2216 i386_pe_valid_type_attribute_p): Remove.
2217 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
2218 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
2219 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2220 (TARGET_ATTRIBUTE_TABLE): Define.
2221 (ia64_attribute_table): New.
2222 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
2223 interrupt_ident2, model_ident1, model_ident2): Remove.
2224 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2225 (TARGET_ATTRIBUTE_TABLE): Define.
2226 (init_idents): Update.
2227 (m32r_attribute_table, m32r_handle_model_attribute): New.
2228 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
2230 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2231 (TARGET_ATTRIBUTE_TABLE): Define.
2232 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
2233 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
2234 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2235 (TARGET_ATTRIBUTE_TABLE): Define.
2236 (mcore_attribute_table, mcore_handle_naked_attribute): New.
2237 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
2238 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2239 (TARGET_ATTRIBUTE_TABLE): Define.
2240 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
2241 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
2242 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2243 (TARGET_ATTRIBUTE_TABLE): Define.
2244 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
2245 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
2246 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2247 (TARGET_ATTRIBUTE_TABLE): Define.
2248 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
2249 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2251 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
2253 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
2254 (TARGET_ATTRIBUTE_TABLE): Define.
2255 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
2257 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
2258 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2259 (TARGET_ATTRIBUTE_TABLE): Define.
2260 (v850_attribute_table, v850_handle_interrupt_attribute,
2261 v850_handle_data_area_attribute): New.
2262 * config/v850/v850-c.c (mark_current_function_as_interrupt):
2263 Return void. Call decl_attributes instead of
2264 valid_machine_attribute.
2266 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
2268 * sh-protos.h (sh_pr_n_sets): Declare.
2269 * sh.c (calc_live_regs): If the initial value for PR has been copied,
2270 look at the copy to determine if PR needs to be saved.
2271 sh_pr_n_sets: New function.
2272 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
2273 (ALLOCATE_INITIAL_VALUE): Define.
2275 * sh.c (initial_elimination_offset):
2276 Fix RETURN_ADDRESS_POINTER_REGNUM case.
2278 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
2280 * integrate.c (allocate_initial_values): New function.
2281 * integrate.h (allocate_initial_values): Declare.
2282 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
2284 * reload1.c (reload): And initialization of reg_equiv_memory_loc
2286 * toplev.c (rest_of_compilation): To here.
2287 Call allocate_initial_values.
2288 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
2290 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2292 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
2294 2001-09-20 DJ Delorie <dj@redhat.com>
2296 * c-typeck.c (really_start_incremental_init): Discriminate
2297 between zero-length arrays and flexible arrays.
2298 (push_init_level): Detect zero-length arrays and handle them
2299 like fixed-sized arrays.
2300 * expr.c (store_constructor): Handle zero-length arrays and
2301 flexible arrays correctly.
2302 * doc/extend.texi: Update zero-length array notes.
2304 2001-09-20 Jim Wilson <wilson@redhat.com>
2306 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
2307 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
2308 for issue port conflicts.
2309 (cycle_end_fill_slots): TYPE_L instructions take two slots.
2311 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
2313 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
2316 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2318 * fold-const.c (hashtab.h): Include.
2319 (int_const_binop): Remove FORSIZE arg and compute from type; all
2321 Call size_int_type_wide for all single-word constants.
2322 (size_htab_hash, size_htab_eq): New functions.
2323 (size_int_type_wide): Rework to use hash table.
2324 * ggc-common.c (hashtab.h): Include.
2325 (struct d_htab_root): New struct.
2326 (d_htab_roots): New variable.
2327 (ggc_add_deletable_htab, ggc_htab_delete): New functions
2328 (ggc_mark_roots): Handle deletable htabs.
2329 * ggc-page.c (ggc_marked_p): New function.
2330 * ggc-simple.c (ggc_marked_p): Likewise.
2331 * ggc.h: Reformatting throughout.
2332 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
2333 * tree.c (init_obstacks): Make type_hash_table a deletable root.
2334 (type_hash_add): Allocate struct type_hash from GC memory.
2335 (mark_hash_entry, mark_type_hash): Deleted.
2336 (type_hash_marked_p, type_hash_mark): New functions.
2337 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
2339 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
2341 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
2344 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2346 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
2347 array-too-large test for signed sizetype.
2349 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2351 * i386.md (indirect_jump): Allow Pmode operand.
2352 (tablejump): LIkewise; perform expansion to 64bit mode.
2353 * i386.c (symbolic_operand): Allow 64bit PIC references.
2354 (pic_symbolic_operand): Likewise.
2355 (ix86_find_base_term): Strip the 64bit PIC references.
2356 (legitimate_pic_address_disp_p): Handle 64bit PIC.
2357 (legitimize_pic_address): Likewise.
2358 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
2359 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
2361 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
2363 * stringpool.c (get_identifier_with_length): New function.
2364 * tree.h (get_identifier_with_length): New prototype.
2366 2001-09-19 Alan Modra <amodra@bigpond.net.au>
2367 David Edelsohn <edelsohn@gnu.org>
2370 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
2371 already sign-extended.
2373 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
2374 * config/rs6000/rs6000.c (logical_operand): Always compare op as
2376 (rs6000_emit_set_long_const): Avoid unnecessary shift.
2377 (output_profile_hook): Declare label_name const.
2378 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
2379 to match constraints.
2381 2001-09-19 Stan Shebs <shebs@apple.com>
2383 * alias.c: Fix typos in comments.
2384 * sched-rgn.c (init_ready_list): Ditto.
2385 * unwind-dw2.c (uw_frame_state_for): Ditto.
2386 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
2387 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
2388 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
2390 2001-09-19 Richard Henderson <rth@redhat.com>
2392 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
2394 * Makefile.in (cfg.o): Depend on TM_P_H.
2396 2001-09-19 Richard Henderson <rth@redhat.com>
2398 * config/alpha/alpha.c (local_symbol_p): Split out from ...
2399 (local_symbolic_operand): ... here.
2400 (small_symbolic_operand): Check mode.
2401 (global_symbolic_operand): New.
2402 (input_operand): Reject symbolics if explicit relocs.
2403 (call_operand): Tidy.
2404 (alpha_legitimize_address): Use movdi_er_high_g.
2405 (alpha_expand_mov): Likewise.
2406 * config/alpha/alpha-protos.h: Update.
2407 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2408 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
2409 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
2410 (UNSPECV_LDGP2): Remove.
2411 (all call patterns): Use 's' not 'i' for symbolic constraint.
2412 (call_osf call_value_osf): Use call_operand.
2413 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
2414 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
2415 (prologue_ldgp_1_er): Remove.
2416 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
2417 (builtin_setjmp_receiver_er patterns): Use them.
2418 (exception_receiver_er): Likewise.
2420 2001-09-19 Richard Henderson <rth@redhat.com>
2422 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
2424 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
2425 and NON_LOCAL_GOTO notes.
2426 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
2427 copy over CALL_INSN_FUNCTION_USAGE.
2429 2001-09-18 Catherine Moore <clm@redhat.com>
2431 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
2434 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
2436 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
2437 new-style tm_file specification. Specify correct tm_p_file,
2438 md_file, and out_file for s390x.
2440 * config/s390/linux.h, linux64.h: Don't include other target
2441 macro header files. Now handled via tm_file.
2443 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
2444 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
2445 are defined before use.
2447 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
2449 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
2450 code generation only for Gnu assembler.
2452 2001-09-18 Catherine Moore <clm@redhat.com>
2454 * config/stormy16 (LIB_SPEC): Remove -lnosys.
2456 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
2458 * config/mips/mips.c (mips_frame_set): New.
2459 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
2460 a parallel frame-related expression with a set for each register.
2462 2001-09-18 Philip Blundell <philb@gnu.org>
2464 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
2467 2001-09-17 Dale Johannesen <dalej@apple.com>
2469 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
2470 * config/rs6000/aix.h (FIXED_R2): Define.
2471 * config/rs6000/darwin.h (FIXED_R2): Define.
2472 * config/rs6000/sysv4.h (FIXED_R2): Define.
2474 2001-09-17 Jeff Sturm <jsturm@one-point.com>
2476 * except.c (dw2_build_landing_pads): New local
2477 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
2478 barrier after clobbers. Fixes c++/4012.
2480 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2482 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
2484 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
2486 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
2487 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
2489 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2491 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
2494 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
2496 * cpphash.h (_cpp_lex_direct): New.
2497 * cpplex.c (_cpp_lex_token): Update.
2498 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
2499 and increment that pointer.
2500 * cppmacro.c (alloc_expansion_token): New.
2501 (lex_expansion_token): Lex macro expansion directly into
2504 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
2506 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
2508 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
2510 * basic-block.h (free_bb_for_insn): Declare.
2511 * bb-reorder.c (label_for_bb): Use block_label.
2512 (emit_jump_to_block_after): Remove.
2513 (insert_intra_1): Do not update block_for_insn.
2514 (insert_inter_bb_scope_notes): Likewise; update bb->end
2515 * cfg.c (free_bb_for_insn): New.
2516 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
2517 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
2518 (commit_one_edge_insertion): Likewise.
2519 (commit_one_edge_insertion): Do not update BB boundary.
2520 (commit_edge_insertions): Do not call compute_bb_for_insn.
2521 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
2522 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
2523 (merge_blocks_move_successor_nojumps): Likewise.
2524 (try_crossjump_to_edge): Do not update block_for_insn.
2525 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
2526 * df.c (df_pattern_emit_later): Do not update BB boundary.
2527 (df_jump_pattern_emit_after): Likewise.
2528 (df_insn_move_before): Use emit_insn_before.
2529 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
2531 (add_insn_after, add_insn_before, emit_insns_after): Update BB
2532 boundaries and basic_block_for_insn.
2533 (reorder_insns_nobb): Rename from reorder_insns.
2534 (reorder_insns): New.
2535 (emit_block_insn_before, emit_block_insn_after): Kill.
2536 * flow.c (check_function_return_warnings): Do not call
2537 compute_bb_for_insn; Do not free basic_block_for_insn.
2538 (attempt_auto_inc): Do not update basic_block_for_insn.
2539 * function.c (emit_return_into_block): Likewise;
2540 do not update BB boundaries.
2541 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
2542 (insert_insn_end_bb): Use emit_insn_before; Likewise.
2543 (pre_insert_copy_insn): Likewise.
2544 (update_ld_motion_notes): Likewise.
2545 (insert_insn_start_bb): Likewise.
2546 (replace_store_insn): Likewise.
2547 * ifcvt.c (noce_process_if_block): Likewise.
2548 (if_convert): Do not call compute_bb_for_insn.
2549 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
2550 Use emit_insn_before and emit_insn_after.
2551 * recog.c (split_all_insns): Do not update BB boundaries;
2552 Do not call compute_bb_for_insn.
2553 (peephole2_optimize): Do not update BB boundaries.
2554 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
2556 (emit_swap_insn): Likewise.
2557 (convert_regs_1): Likewise.
2558 * reload1.c (reload): Call compute_bb_for_insn.
2559 * rtl.h (reorder_insns_nobb): Declare.
2560 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
2561 * toplev.c (rest_of_compilation): Call free_bb_for_insn
2562 at places CFG is invalidated; do not call compute_bb_for_insn.
2564 * cfg.c (expunge_block): Invalidate BB structure.
2566 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
2569 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
2571 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2573 * cpphash.h (_cpp_lex_token): Update prototype.
2574 * cpplex.c (_cpp_lex_token): New prototype.
2575 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
2576 lex_macro_node, read_flag, do_pragma_poison): Update.
2577 * cppmacro.c (cpp_get_token, parse_params,
2578 lex_expansion_token): Update.
2580 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2582 * cppmain.c (scan_translation_unit): Don't worry about
2583 putting a space after hashes.
2584 * cpplib.c (directive_diagnostics): New.
2585 (_cpp_handle_directive): Update to use directive_diagnostics.
2586 (run_directive): Don't toggle prevent_expansion.
2587 (do_line): Backup in case of the line extension.
2588 * cpplib.h (cpp_lexer_pos): Remove.
2589 * cppmacro.c (_cpp_create_definition): Precede a leading #
2592 2001-09-15 Richard Henderson <rth@redhat.com>
2594 * c-typeck.c (comptypes): Handle zero-length arrays properly.
2596 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2598 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
2600 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2602 PR preprocessor/3571
2603 * tradcpp.c (handle_directive): Skip non-vertical space.
2605 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2607 * cppmain.c (setup_callbacks): Set line callback only
2608 if outputting preprocessed source.
2610 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2612 * collect2.c (main): Const-ification.
2613 * gcc.c (translate_options, process_command): Use xstrdup in
2614 lieu of xmalloc/strcpy.
2615 (main): Use concat in lieu of xmalloc/strcpy/strcat.
2617 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2619 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
2622 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2624 * scan-decls.c (scan_decls): Fix typo.
2626 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2628 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
2629 Split mlstring_pos into mls_line and mls_col.
2630 * cppinit.c (cpp_create_reader): Initialize line to 1.
2631 (cpp_destroy): Free tokenruns.
2632 (push_include): Don't update lexer_pos.
2633 * cpplex.c (unterminated, parse_string): Update.
2634 (lex_token): Don't update lexer_pos, update.
2635 * cpplib.c (if_stack): Save line instead of line + col.
2636 (start_directive, _cpp_do__Pragma, do_else, do_elif,
2637 push_conditional, _cpp_pop_buffer): Update.
2638 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
2639 (_cpp_create_definition): Update.
2641 2001-09-15 Eric Christopher <echristo@redhat.com>
2643 * config/mips/abi64.h: Add support for MEABI.
2645 2001-09-15 Eric Christopher <echristo@redhat.com>
2647 * config/mips/mips.md: Add unspec #2.
2649 (reload_outdi): Ditto.
2650 (reload_outsi): Ditto.
2653 2001-09-15 Eric Christopher <echristo@redhat.com>
2654 Jason Eckhardt <jle@redhat.com>
2656 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
2657 * config/mips/isa32-linux.h: New file.
2658 * config/mips/isa3264.h: Ditto.
2659 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
2660 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
2661 (output_block_mode): Support MEABI.
2662 (function_arg): Ditto. Fix floating point arg passing.
2663 (mips_va_start): Ditto.
2664 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
2666 (mips_asm_file_start): Add new section to pass abi to gdb.
2667 (function_arg_pass_by_reference): Support MEABI.
2668 (mips_parse_cpu): Support mips32 and mips64 processors.
2669 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
2670 TARGET_MIPS5KC. Support isa32 and isa64.
2671 (processor_type): Add r4kc, r5kc, r20kc.
2672 (GENERATE_MULT3_SI): New.
2673 (GENERATE_MULT3_DI): Ditto.
2674 (GENERATE_MULT3): Remove.
2675 (ISA_HAS_64BIT_REGS): Add isa == 64.
2676 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
2677 (ISA_HAS_MADD_MSUB): New.
2678 (ISA_HAS_CLZ_CLO): Ditto.
2679 (ISA_HAS_DCLZ_DCLO): Ditto.
2680 (ABI_GAS_ASM_SPEC): New.
2681 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
2684 (SUBTARGET_CC1_SPEC): Ditto.
2685 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
2686 (PAD_VARARGS_DOWN): Support MEABI.
2687 (HARD_REGNO_NREGS): Move to mips.c.
2688 (ASM_OUTPUT_IDENT): Add #undef.
2689 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
2690 (mulsi3): Use GENERATE_MULT3_SI.
2691 (mulsi3_mult3): Ditto. Support mips32, mips64.
2692 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
2693 (mul_sub_si): New pattern.
2694 (unnamed splitters): New.
2695 (muldi3): Use GENERATE_MULT3_DI.
2696 (muldi3_internal2): Ditto.
2697 (movdicc): Support mips32.
2698 * config/mips/t-isa3264: New file.
2700 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
2702 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
2703 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
2704 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
2706 * reorg.c (fill_slots_from_thread): After call to
2707 steal_delay_list_from_target, update own_thread as new_thread may
2710 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
2712 * cpperror.c (print_location): Take line and column, for
2713 default positioning use the previously lexed token.
2714 (_cpp_begin_message): Take line and column.
2715 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2716 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2717 * cpphash.h (_cpp_begin_message): Update prototype.
2718 * cppinit.c (push_include): Don't set output line.
2719 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
2720 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
2721 (do_pragma): Kludge for front ends. Don't expand macros at all.
2722 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
2723 (struct cpp_token): Remove output_line.
2724 (struct cpp_callbacks): New member line_change.
2725 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
2726 cpp_get_token): Preserve BOL flag.
2727 (cpp_get_line): Remove.
2728 (_cpp_backup_tokens): Remove useless abort().
2729 * cppmain.c (cb_line_change): New.
2730 (scan_translation_unit): Don't worry about starting new lines here.
2731 * scan-decls.c (scan_decls): Update.
2732 * c-lex.c (c_lex, init_c_lex): Update.
2733 (cb_line_change, src_lineno): New.
2735 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
2737 * tree.c (append_random_chars): Generate the random
2738 characters in a reproducable fashion.
2740 2001-09-14 Richard Henderson <rth@redhat.com>
2742 * config/i386/i386.c (internal_label_prefix): New.
2743 (internal_label_prefix_len): New.
2744 (override_options): Set them.
2745 (local_symbolic_operand): New.
2746 (legitimate_pic_address_disp_p): Use it.
2747 (legitimize_pic_address): Likewise.
2749 2001-09-14 Marc Espie <espie@openbsd.org>
2751 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
2754 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2756 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
2757 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
2759 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
2761 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
2762 invocation of SUBREG_REGNO_OFFSET.
2764 * haifa-sched.c: Fix typo in FSF copyright statement.
2765 * sched-deps.c: Fix typo in FSF copyright statement.
2766 * sched-ebb.c: Fix typo in FSF copyright statement.
2767 * sched-rgn.c: Fix typo in FSF copyright statement.
2768 * sched-vis.c: Fix typo in FSF copyright statement.
2770 * config.gcc: Move inclusion of arm elf specific header files
2771 from the files themselves into the tm_file variable. Make
2772 sure that elfos.h is included before target specific elf
2774 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
2776 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
2777 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
2778 ASM_OUTPUT_CASE_LABEL): Protect definition.
2779 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
2780 not already defined.
2781 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
2782 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
2783 Remove duplicate definition.
2784 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
2785 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
2786 (RDATA_SECTION_FUNCTION): Remove redundant definition.
2787 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
2788 Remove inclusion of arm/elf.h.
2789 * config/arm/unknown-elf.h: as for conix-elf.h.
2790 (STARTFILE_SPEC): Include crti.o and crtn.o.
2791 * config/arm/linux-elf.h: as for conix-elf.h.
2792 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
2793 * config/arm/strongarm-elf.h: Remove inclusion of
2795 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
2796 * config/arm/unknown-elf-oabi.h: Remove inclusion of
2797 unknown-elf.h and elf.h.
2798 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
2799 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
2800 ASM_WEAKEN_LABEL): Remove redundant definition.
2801 * config/arm/elf.h: Test for inclusion of elfos.h
2802 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
2803 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
2804 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
2805 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
2806 redundant definition.
2807 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
2808 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
2809 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
2810 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
2811 Add rules to build crti.o and crtn.o
2812 * crti.asm: New file.
2813 * crtn.asm: New file.
2815 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
2817 * c-parse.in (_yylex): Use _cpp_backup_tokens.
2818 * cpphash.h (struct tokenrun): Add prev.
2819 (struct lexer_state): Remove bol.
2820 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
2821 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
2823 * cppinit.c (cpp_create_reader): Don't set bol.
2824 (cpp_destroy): Don't free lookaheads.
2825 * cpplex.c (lex_directive): Remove.
2826 (next_tokenrun): Update.
2827 (_cpp_lex_token): Clean up logic.
2828 (lex_token): Update to return a pointer to lexed token, since it
2829 can move to the start of the buffer. Simpify newline handling.
2830 * cpplib.c (SEEN_EOL): Update.
2831 (skip_rest_of_line): Remove lookahead stuff.
2832 (end_directive): Line numbers are already incremented. Revert
2833 to start of lexed token buffer if we can.
2834 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
2835 parse_answer): Use _cpp_backup_tokens.
2836 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
2837 instead. Don't check for EOL.
2838 (do_include_common, do_line, do_pragma_system_header): Use
2840 * cpplib.h (BOL, _cpp_backup_tokens): New.
2841 * cppmacro.c (save_lookahead_token, take_lookahead_token,
2842 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
2843 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
2844 (builtin_macro): Don't use cpp_get_line.
2845 (cpp_get_line): Short term kludge.
2846 (parse_arg): Handle directives in arguments here. Back up when
2847 appropriate. Store EOF at end of argument list.
2848 (funlike_invocation_p): Use _cpp_backup_tokens.
2849 (push_arg_context): Account for EOF at end of list.
2850 (cpp_get_token): Remove lookahead stuff. Update.
2852 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2854 * c-parse.in (yyerror): Const-ification and/or static-ization.
2855 * c-typeck.c (push_member_name): Likewise.
2856 * collect2.c (main): Likewise.
2857 * dbxout.c (dbxout_parms): Likewise.
2858 * diagnostic.c (format_with_decl): Likewise.
2859 * dwarf2out.c (output_ranges): Likewise.
2860 * dwarfout.c (fundamental_type_code): Likewise.
2861 * except.c (dw2_output_call_site_table): Likewise.
2862 * gcc.c (do_spec_1): Likewise.
2863 * genopinit.c (optabs): Likewise.
2864 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
2865 gen_declaration_1, handle_impent): Likewise.
2866 * protoize.c (default_include, in_system_include_dir, abspath):
2868 * sched-vis.c (visualize_stall_cycles): Likewise.
2869 * sdbout.c (plain_type_1, sdbout_end_function,
2870 sdbout_end_epilogue): Likewise.
2871 * varasm.c (decode_reg_name): Likewise.
2873 * 1750a.c (mod_regno_adjust): Likewise.
2874 * alpha.c (alpha_write_one_linkage,
2875 unicosmk_output_default_externs): Likewise.
2876 * arm.c (arm_condition_codes): Likewise.
2877 * arm.h (arm_condition_codes): Likewise.
2878 * avr.c (output_movsisf, encode_section_info): Likewise.
2879 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
2881 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2882 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2883 * m88k.c (output_function_profiler): Likewise.
2884 * mips.c (mips_output_conditional_branch): Likewise.
2885 * ns32k.c (ns32k_out_reg_names): Likewise.
2886 * ns32k.h (ns32k_out_reg_names): Likewise.
2887 * pj.c (pj_output_rval): Likewise.
2888 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
2889 * sparc.c (sparc_flat_function_prologue,
2890 sparc_flat_function_epilogue): Likewise.
2892 2001-09-13 Markus Werle <numerical.simulation@web.de>
2893 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2895 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
2896 Aachen University of Technology".
2898 2001-09-13 Andreas Schwab <schwab@suse.de>
2900 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
2903 2001-09-13 Richard Henderson <rth@redhat.com>
2905 * config/alpha/alpha.c (small_symbolic_operand): New.
2906 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
2907 (some_operand, input_operand): Don't handle HIGH.
2908 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
2909 (alpha_expand_mov): Likewise.
2910 (print_operand) [H]: Just print HIGH symbol.
2911 (print_operand_address): Handle small data.
2912 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
2913 (TARGET_SWITCHES): Add -msmall-data/large-data.
2914 (PIC_OFFSET_TABLE_REGNUM): New.
2915 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
2916 (PREDICATE_COES): Update.
2917 * config/alpha/alpha.md (adddi_er_high): New.
2918 (adddi_er_low): Handle small data.
2919 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
2920 prefer .sdata to .rodata.
2921 (SELECT_RTX_SECTION): Likewise.
2923 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
2925 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
2926 defining __size_t and leaving size_t undefined.
2928 2001-09-12 Diego Novillo <dnovillo@redhat.com>
2930 * basic-block.h (expunge_block): Declare.
2931 * cfg.c (expunge_block): Remove static declaration.
2933 2001-09-12 Richard Henderson <rth@redhat.com>
2935 * integrate.c (copy_insn_list): Copy label name from
2936 NOTE_INSN_DELETED_LABEL.
2938 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2940 * c-common.c (c_tree_code_name): Const-ification.
2941 * c-decl.c (c_decode_option): Likewise.
2942 * c-typeck.c (warn_for_assignment): Likewise.
2943 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
2945 * cppinit.c (output_deps): Likewise.
2946 * dependence.c (dependence_string, direction_string): Likewise.
2947 * dwarf2out.c (output_ranges): Likewise.
2948 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
2949 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
2950 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
2951 standard_startfile_prefix, standard_startfile_prefix_1,
2952 standard_startfile_prefix_2, tooldir_base_prefix,
2953 standard_bindir_prefix, find_a_file): Likewise.
2954 * genattrtab.c (make_length_attrs): Likewise.
2955 * gencheck.c (tree_codes): Likewise.
2956 * genemit.c (gen_split): Likewise.
2957 * genrecog.c (special_mode_pred_table): Likewise.
2958 * graph.c (graph_ext): Likewise.
2959 * protoize (default_include): Likewise.
2960 * reload.c (reload_when_needed_name): Likewise.
2961 * sched-vis.c (visualize_stall_cycles): Likewise.
2962 * tlink.c (recompile_files): Likewise.
2963 * toplev.c (decode_g_option): Likewise.
2964 * tradcpp.c (output_deps): Likewise.
2965 * varasm.c (decode_reg_name): Likewise.
2967 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
2970 * avr.c (avr_regnames, encode_section_info): Likewise.
2971 * c4x.c (float_reg_names): Likewise.
2972 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
2973 * elfos.h (const_section): Likewise.
2974 * i386.c (ix86_comp_type_attributes): Likewise.
2975 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2976 * ia64/aix.h (UNIQUE_SECTION): Likewise.
2977 * ia64.c (type_names): Likewise.
2978 * m68hc11.c (reg_class_names): Likewise.
2979 * m88k.c (m_options): Likewise.
2980 * mips.c (mips_output_conditional_branch, mips_unique_section):
2982 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2983 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
2984 ultra_code_names): Likewise.
2985 * sparc.h (OVERRIDE_OPTIONS): Likewise.
2987 2001-09-12 Jakub Jelinek <jakub@redhat.com>
2989 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
2990 Use --fatal-warnings option for gas.
2991 * configure: Rebuilt.
2993 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2995 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
2997 2001-09-11 Jim Wilson <wilson@redhat.com>
2999 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
3001 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3003 * builtins.c (c_strlen): Treat an offset too large for a
3004 HOST_WIDE_INT as out of range.
3006 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
3008 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
3009 (EDGE_CRITICAL_P): New predicate.
3010 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
3012 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
3013 (dump_edge_info): Remove "crit".
3014 * cfganal.c (mark_critical_edges): Kill.
3015 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
3016 * cfgcleanup.c (cleanup_cfg): Likewise.
3017 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
3018 (find_spanning_tree): Likewise.
3019 * reg-stack.c (convert_regs_1): Likewise.
3020 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
3022 * basic-block.h (create_basic_block_structure): New.
3023 (create_basic_block): Update prototype.
3024 (force_nonfallthru): New.
3025 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
3026 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
3027 handle updating of block_for_insn, creating of empty BBs and BBs at
3028 the end of INSN chain.
3029 (create_basic_block): New function.
3030 (split_block): Use create_basic_block.
3031 (force_nonfallthru_and_redirect): Break out from ...; cleanup
3032 (redirect_edge_and_branch_force): ... here.
3033 (force_nonfallthru): New.
3034 (split_edge): Rewrite to use force_nonfallthru and create_block.
3035 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
3036 (find_basic_blocks): Free basic_block_for_insn.
3037 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
3039 * cfg.c: Fix formating.
3040 * cfgcleanup.c: Fix formating.
3041 (merge_blocks, tail_recursion_label_p): Return bool.
3042 (merge_blocks_move_predecessor_nojumps,
3043 merge_blocks_move_successor_nojumps): Return void.
3045 2001-09-11 Jakub Jelinek <jakub@redhat.com>
3047 * configure.in: Check whether assembler supports section merging.
3048 * config.in: Rebuilt.
3049 * configure: Rebuilt.
3050 * varasm.c (variable_section, output_constant_pool): Pass alignment
3051 to SELECT_SECTION and SELECT_RTX_SECTION.
3052 (mergeable_string_section): New.
3053 (mergeable_constant_section): New.
3054 (default_elf_asm_named_section): Output SECTION_MERGE and
3055 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
3056 * output.h (mergeable_string_section): New.
3057 (mergeable_constant_section): New.
3058 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
3059 * toplev.c (flag_merge_constants): New.
3060 (f_options): Add -fmerge-constants and -fmerge-all-constants
3062 (toplev_main): Default to -fno-merge-constants if not optimizing.
3063 * flags.h (flag_merge_constants): Add extern.
3064 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
3065 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
3067 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
3068 Define if assembler has working .subsection -1 support.
3069 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
3070 Put constant into special SHF_MERGE sections if the linker should
3071 attempt to merge duplicates.
3072 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
3074 Put constant into special SHF_MERGE sections if the linker should
3075 attempt to merge duplicates.
3076 * config/alpha/elf.h: Likewise.
3077 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
3078 has working .subsection -1 support.
3079 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
3081 * config/svr3.h: Likewise.
3082 * config/darwin.h: Likewise.
3083 * config/arm/aof.h: Likewise.
3084 * config/arm/linux-elf.h: Likewise.
3085 * config/avr/avr.h: Likewise.
3086 * config/c4x/c4x.h: Likewise.
3087 * config/d30v/d30v.h: Likewise.
3088 * config/i386/dgux.h: Likewise.
3089 * config/i386/osfrose.h: Likewise.
3090 * config/i386/sco5.h: Likewise.
3091 * config/i386/svr3gas.h: Likewise.
3092 * config/ia64/aix.h: Likewise.
3093 * config/m32r/m32r.h: Likewise.
3094 * config/m68k/m68k.h: Likewise.
3095 * config/m88k/dgux.h: Likewise.
3096 * config/m88k/m88k.h: Likewise.
3097 * config/mcore/mcore-pe.h: Likewise.
3098 * config/mips/mips.h: Likewise.
3099 * config/pa/pa.h: Likewise.
3100 * config/pa/pa-linux.h: Likewise.
3101 * config/romp/romp.h: Likewise.
3102 * config/rs6000/sysv4.h: Likewise.
3103 * config/rs6000/xcoff.h: Likewise.
3104 * config/s390/linux.h: Likewise.
3105 * config/sparc/sparc.h: Likewise.
3106 * config/sparc/sysv4.h: Likewise.
3107 * config/stormy16/stormy16.h: Likewise.
3108 * config/v850/v850.h: Likewise.
3109 * config/vax/vms.h: Likewise.
3110 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
3111 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
3112 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
3113 default_elf_asm_named_section for SHF_MERGE sections.
3115 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3117 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
3120 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
3122 * c-common.c (split_specs_attrs): Allow for empty attributes with
3123 empty TREE_PURPOSE. Fixes PR c/4294.
3125 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
3127 * basic-block.h (cached_make_edge, make_single_succ): New.
3128 (make_edge): Remove first parameter.
3129 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
3130 * cfg.c (cached_make_edge): Rename from make_edge; return newly
3131 created edge; use obstack allocation.
3132 (make_edge, make_single_succ_edge): New.
3133 (first_removed_edge): New static variable.
3134 (init_flow): Initialize first_removed_edge and n_edges.
3135 (clear_edges): Use remove_edge.
3136 (flow_delete_block): Likewise.
3137 (remove_edge): Add removed edges to the removed edges list.
3138 (split_block, redirect_edge_and_branch_force, split_edge):
3140 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
3141 (add_noreturn_fake_exit_edges): Likewise.
3142 (connect_infinite_loops_to_exit): Liekwise.
3143 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
3144 Use cached_make_edge.
3145 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
3146 * profile.c (branch_prob): Update make_edge call.
3147 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
3149 2001-09-11 Richard Henderson <rth@redhat.com>
3151 * config/alpha/alpha.c: Tidy formatting.
3152 (local_symbolic_operand): Verify mode.
3153 (alpha_sa_mask): Ignore unicos for eh_return.
3154 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
3155 * config/alpha/alpha.md (umk divsi patterns): Remove.
3156 (extendsfdf2): Remove unicos check.
3157 (tablejump): Merge vms and unicos code; always use direct set
3160 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3162 * config.gcc (alpha*-*-unicosmk*): New target.
3164 * config/alpha/alpha-protos.h (symbolic_operand,
3165 unicosmk_add_call_info_word, unicosmk_add_extern,
3166 unicosmk_defer_case_vector, unicosmk_unique_section,
3167 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
3168 unicosmk_asm_file_start, unicosmk_asm_file_end,
3169 unicosmk_output_common): Declare.
3171 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
3172 direct_return, function_arg, alpha_va_start, alpha_va_arg,
3173 alpha_does_function_need_gp, alpha_end_function): Support Cray
3175 (alpha_init_machine_status, alpha_mark_machine_status,
3176 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
3177 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
3178 unicosmk_asm_named_section, unicosmk_insert_attributes,
3179 unicosmk_section_type_flags, symbolic_operand,
3180 unicosmk_output_module_name, unicosmk_output_default_externs,
3181 unicosmk_output_dex, unicosmk_output_externs,
3182 unicosmk_output_addr_vec, unicosmk_ssib_name,
3183 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
3184 unicosmk_asm_file_end, unicosmk_output_common,
3185 unicosmk_section_type_flags, unicosmk_unique_section,
3186 unicosmk_add_call_info_word, unicosmk_text_section,
3187 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
3188 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
3189 unicosmk_dex_count, unicosmk_special_name): New.
3190 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
3191 TARGET_ABI_UNICOSMK.
3192 (get_aligned_mem, alpha_expand_unaligned_load,
3193 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
3194 alpha_expand_unaligned_store_words): Support big-endian mode.
3195 (print_operand): Likewise. New format specifier 't'. Use
3196 TARGET_AS_SLASH_BEFORE_SUFFIX.
3197 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
3198 (alpha_pv_save_size): Update with above change.
3199 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
3200 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
3203 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
3204 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
3205 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
3206 (EXTRA_CONSTRAINT): New constraint 'U'.
3207 (PREDICATE_CODES): Add symbolic_operand.
3209 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
3210 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
3211 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
3212 (integer division and modulus patterns): Split in default and
3214 (*divmodsi_internal, *divmoddi_internal): Disable for
3215 TARGET_ABI_UNICOSMK.
3216 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
3217 little-endian and big-endian versions.
3218 (ext, ins, msk): Likewise.
3219 (extv, extzv, insv): Support big-endian mode.
3220 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
3221 (call_umk, call_value_umk, *call_umk, tablejump_umk,
3222 *tablejump_umk_internal, *call_value_umk): New.
3223 (*movdi_nofix): Add pattern for loading an address into a register on
3224 TARGET_ABI_UNICOSMK.
3225 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
3226 (umk_mismatch_args, arg_home_umk): New.
3227 (various insns): Don't use mov, fmov, nop, fnop and unop.
3228 (realign): Support TARGET_ABI_UNICOSMK.
3230 * config/alpha/unicosmk.h: New file.
3231 * config/alpha/t-unicosmk: New file.
3233 * fixinc/inclhack.def (unicosmk_restrict): New.
3234 * fixinc/fixincl.x: Regenerate.
3236 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
3237 (wchar_t): Check for and define __WCHAR_T__.
3239 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
3241 * combine.c (simplify_shift_const): Treat shifts by the mode
3244 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
3246 * cpphash.h (struct tokenrun): New.
3247 (struct cpp_context): New member bol.
3248 (struct cpp_reader): New members.
3249 (_cpp_init_tokenrun): New.
3250 * cppinit.c (cpp_create_reader): Set up the token runs.
3251 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
3252 (lex_token): New internalised version of _cpp_lex_token. Don't
3253 handle directives or the multiple include opimisation here any
3254 more. Simply lex a token.
3255 * cpplib.c (run_directive): Clear bol.
3256 (_cpp_pop_buffer): Set bol.
3257 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
3260 2001-09-11 Michael Meissner <meissner@redhat.com>
3262 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
3263 give an error if the user uses -mfp32.
3264 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
3266 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
3267 floating point register size.
3268 (EXTRA_SPECS): Add CPP_FPR_SPEC.
3270 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
3271 HOST_WIDE_INT_PRINT_DEC to properly print the result of
3273 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
3274 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
3276 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
3278 * dbxout.c (dbxout_parms): Fix typo in comment.
3279 * unroll.c (loop_find_equiv_value): Ditto.
3280 * toplev.c (rest_of_compilation): Ditto.
3281 * loop.c (scan_loop): Ditto.
3282 * dwarf2out.c (struct dw_fde_struct): Ditto.
3284 2001-09-10 Zack Weinberg <zackw@panix.com>
3286 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
3287 copying identifier when we're just going to throw it away.
3288 (parse_identifier_slow): New routine to handle abnormal cases.
3289 (_cpp_lex_token): Update call site.
3291 * hashtable.c (ht_lookup): Don't assume that the string we've
3292 been given is NUL-terminated.
3293 * system.h: #define __builtin_expect(a, b) to (a) if not
3296 2001-09-10 Michael Meissner <meissner@redhat.com>
3298 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
3301 2001-09-10 David Edelsohn <edelsohn@gnu.org>
3303 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
3305 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3307 * builtins.c (c_getstr): Correct thinko in last change and further
3310 2001-09-10 Tim Freeman <tim@fungibole.com>
3312 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
3313 into varray's and register them as roots with the garbage
3314 collector so they are not collected too soon.
3316 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
3318 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
3320 * basic-block.h (flow_obstack, label_value_list,
3321 tail_recursion_label_list): Declare
3322 (tidy_fallthru_edges): Declare.
3323 (expunge_block, last_loop_beg_note): Delete.
3324 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
3326 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
3327 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
3328 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
3329 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
3330 expunge_block, flow_delete_block, compute_bb_for_insn,
3331 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
3332 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
3333 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
3334 try_redirect_by_replacing_jump, last_loop_beg_note,
3335 redirect_edge_and_branch, redirect_edge_and_branch_force,
3336 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
3337 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
3338 commit_edge_insertions, dump_flow_info, debug_flow_info,
3339 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
3340 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
3341 Move here from flow.c
3342 * cfganal.c: New file.
3343 (forwarder_block_p, can_fallthru, mark_critical_edges,
3344 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
3345 find_unreachable_blocks, create_edge_list, free_edge_list,
3346 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
3347 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
3348 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
3349 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
3350 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
3351 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
3352 Move here from flow.c
3353 * cfgbuild.c: New file
3354 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
3355 make_edges, find_basic_blocks_1, find_basic_blocks,
3356 find_sub_basic_blocks): Move here from flow.c
3357 * cfgcleanup.c: New file.
3358 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
3359 merge_blocks_move_predecessor_nojumps,
3360 merge_blocks_move_successor_nojumps, merge_blocks,
3361 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3362 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
3363 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
3365 * cfgloop.c: New file
3366 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
3367 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
3368 flow_loop_exit_edges_find, flow_loop_nodes_find,
3369 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3370 flow_loop_tree_node_add, flow_loops_tree_build,
3371 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
3372 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
3373 Move here from flow.c
3374 * flow.c: Remove everything moved elsewhere
3375 * output.h (cleanup_cfg): Return bool.
3377 * bb-reorder.c (reorder_block_def): Remove 'index'.
3378 (insert_intra_1): Add argument BB, set block for new note.
3379 (make_reorder_chain): Do not depdent on BB indexes.
3380 (make_reorder_chain_1): Do not use BB indexes.
3381 (label_for_bb): Likewise; set BB for new insn.
3382 (emit_jump_to_block_after): Likewise.
3383 (fixup_reoder_chain): Sanity check that all basic blocks
3384 are chained; verify newly created insn chain; remove
3385 undocnitional jump simplifying; Do not use BB indexes;
3386 properly initialize count and frequency information;
3387 dump reordered sequence.
3388 (insert_intra_bb_scope_notes): update call of insert_intra_1.
3389 (insert_inter_bb_scope_notes): Set block for new insn.
3390 (reorder_basic_blocks): Dump flow info before reoredering.
3392 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3394 * alias.c (clear_reg_alias_info): Use K&R format definition.
3395 Avoid unsigned warning.
3396 * builtins.c: Use "unsigned int", not "unsigned".
3397 (target_char_cast): Use host_integerp and tree_low_cst.
3398 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
3399 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
3400 (c_getstr): Likewise.
3401 (std_expand_builtin_va_arg): Use int_size_in_bytes.
3402 (builtin_memcpy_read_str): Avoid unsigned warning.
3403 (expand_builtin_memcpy): Alignments are unsigned.
3404 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
3405 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
3406 * predict.c (expensive_function_p): LIMIT now unsigned.
3407 * resource.c (mark_target_live_regs): Make some vars unsigned.
3408 * sdbout.c: Use "unsigned int", not "unsigned".
3409 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
3410 (sdbout_source_line): Likewise.
3411 (sdbout_record_type_name): Remove "const" for NAME declaration.
3412 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
3414 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
3416 * calls.c (store_one_arg): Expand comment.
3418 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3420 * calls.c (store_one_arg): Make sure that the entire argument is
3421 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
3423 2001-09-09 Richard Henderson <rth@redhat.com>
3425 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
3427 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
3429 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
3431 2001-09-09 Richard Henderson <rth@redhat.com>
3433 * config/alpha/alpha.c (alpha_next_sequence_number): New.
3434 (alpha_this_literal_sequence_number): New.
3435 (alpha_this_gpdisp_sequence_number): New.
3436 (some_operand, input_operand): Add HIGH.
3437 (local_symbolic_operand): New.
3438 (alpha_encode_section_info): New.
3439 (alpha_legitimate_address_p): Allow LO_SUM.
3440 (alpha_legitimize_address): Generate HIGH+LO_SUM.
3441 (alpha_expand_mov): Likewise.
3442 (secondary_reload_class): Check memory_operand not general_operand
3444 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
3445 (alpha_expand_unaligned_store): Likewise.
3446 (alpha_expand_unaligned_load_words): Likewise.
3447 (alpha_expand_unaligned_store_words): Likewise.
3448 (alpha_expand_block_clear): Likewise.
3449 (print_operand): Handle %#, %*, %H.
3450 (print_operand_address): Handle LO_SUM.
3452 (alpha_does_function_need_gp): Use it.
3453 (alpha_expand_block_move): Fix signed compare warnings.
3454 (alpha_sa_mask, alpha_align_insns): Likewise.
3455 * config/alpha/alpha-protos.h: Update.
3456 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
3457 (MASK_EXPLICIT_RELOCS): New.
3458 (TARGET_SWITCHES): Add -mexplicit-relocs.
3459 (EXTRA_CONSTRAINT): Add 'T'.
3460 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
3461 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
3462 (ENCODE_SECTION_INFO): Out line.
3463 (REDO_SECTION_INFO_P): New.
3464 (STRIP_NAME_ENCODING): New.
3465 (ASM_OUTPUT_LABELREF): New.
3466 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
3467 (PREDICATE_CODES): Update.
3468 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
3469 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
3470 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
3471 builtin_setjmp_receiver_er, exception_receiver_1_er,
3472 call_value_osf_1_er): New patterns.
3473 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
3474 (movqi, movhi, movsi): Add explicit $31 base register to lda.
3475 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
3476 (FINAL_PRESCAN_INSN): New.
3478 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
3480 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
3482 2001-09-08 Andreas Jaeger <aj@suse.de>
3484 * i386.h (TARGET_SWITCHES): Fix description.
3486 2001-09-07 David Edelsohn <edelsohn@gnu.org>
3488 * rs6000.c (num_insns_constant): Compute number of instructions
3491 * doc/install.texi: Explain AIX exception handling work-around.
3492 Update URL for AIX fixes.
3494 2001-09-07 Jim Wilson <wilson@redhat.com>
3496 * alias.c (clear_reg_alias_info): New.
3497 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
3498 * rtl.h (clear_reg_alias_info): Declare.
3500 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3502 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
3504 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
3505 (m16m,edivm,emulm): Change declaration to match definition.
3507 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3509 * reload.c (push_reload): Check for subreg_lowpart_p instead of
3510 SUBREG_BYTE being 0 when determining if the inner part of a subreg
3513 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3515 * c-common.c (signed_or_unsigned_type): Handle machine mode types
3516 which have no corresponding C type.
3517 * fold_const.c (target_isinf,target_isnan,target_negative): Update
3518 the representation of 64-bit doubles to work with 64-bit ints.
3520 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
3522 * config/mips/mips.c (override_options): Do not override ISA when ABI
3523 specified if MIPS_CPU_STRING_DEFAULT was specified.
3525 2001-09-07 Richard Henderson <rth@redhat.com>
3527 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
3528 (express_from_1): Wrap lines.
3529 * rtlanal.c (commutative_operand_precedence): Rename from
3530 operand_preference; export.
3531 * rtl.h: Declare it.
3532 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
3533 (simplify_binary_operation): Invoke simplify_plus_minus on
3534 (CONST (PLUS ...)) as well.
3535 (struct simplify_plus_minus_op_data): New.
3536 (simplify_plus_minus_op_data_cmp): New.
3537 (simplify_plus_minus): Use them. Avoid infinite recursion with
3538 simplify_binary_operation wrt CONST.
3540 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
3542 * h8300-protos.h (general_operand_dst_push): Remove.
3543 * h8300.c (general_operand_dst_push): Likewise.
3544 * h8300.h (OK_FOR_T): Likewise.
3545 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
3546 * h8300.md (pushqi_h8300): New.
3547 (pushqi_h8300hs): Likewise.
3549 (pushhi_h8300): Likewise.
3550 (pushhi_h8300hs): Likewise.
3553 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3555 * genattrtab.c (attr_printf): First arg is unsigned.
3556 Clean up formatting of callers.
3558 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
3560 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
3563 2001-09-07 Andreas Jaeger <aj@suse.de>
3565 * i386.h (TARGET_SWITCHES): Fix descriptions.
3567 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3569 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
3571 2001-09-06 Ira Ruben <ira@apple.com>
3573 Remove OP_IDENTIFIER.
3574 * tree.def (OP_IDENTIFIER): Remove.
3575 * tree.c (tree_node_kind enum): Remove op_id_kind.
3576 (tree_node_kind_names): Remove "op_identifiers".
3577 (make_node): Remove OP_IDENTIFIER test.
3578 (build_op_identifier): Removed because it isn't being used.
3579 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
3580 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
3582 2001-09-06 Richard Henderson <rth@redhat.com>
3584 * simplify-rtx.c (simplify_binary_operation): Revert last change.
3586 2001-09-06 Richard Henderson <rth@redhat.com>
3588 * simplify-rtx.c (simplify_binary_operation): Simplify contents
3591 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3593 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
3594 number used for CR register.
3596 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3597 Joern Rennecke (amylaar@cygnus.com)
3599 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
3600 * h8300.c (initial_offset): Handle offset between RP and FP.
3601 (h8300_return_addr_rtx): New function.
3602 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
3604 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
3605 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3606 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
3607 (CAN_ELIMINATE, REGISTER_NAMES):
3608 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
3610 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
3612 Remove TYPE_NONCOPIED_PARTS.
3613 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
3614 (struct tree_type): Remove noncopied_parts.
3615 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
3616 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
3617 (fixed_type_p): Remove.
3618 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
3619 (expand_expr, MODIFY_EXPR): Likewise.
3620 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
3621 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
3623 2001-09-06 Alan Modra <amodra@bigpond.net.au>
3625 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
3627 (mask64_operand): Likewise.
3628 (includes_rldic_lshift_p): Likewise.
3629 (includes_rldicr_lshift_p): Likewise.
3631 2001-09-05 Ziemowit Laski <zlaski@apple.com>
3633 * objc/objc-act.c (build_message_expr): If a class method cannot
3634 be found, do not issue a warning if a corresponding instance
3635 method exists in the root class.
3637 2001-09-05 Richard Henderson <rth@redhat.com>
3639 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
3641 2001-09-05 Zack Weinberg <zack@codesourcery.com>
3643 * function.c (ggc_mark_struct_function): Mark f->outer.
3644 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
3645 * integrate.c (output_inline_function): ... not here.
3647 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
3649 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
3651 * i386.c (size_cost): New static variable.
3652 (override_function): Use size_cost when -Os is specified.
3654 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
3655 properly; Use current_function_calls_eh_return.
3656 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
3657 use leave to avoid depdendancy chain.
3659 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
3660 get BB loop_depth instead of computing it from LOOP notes.
3662 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
3664 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3666 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3667 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3668 UNALIGNED_DOUBLE_INT_ASM_OP): Define
3670 2001-09-05 Jeffrey A Law (law@cygnus.com)
3671 Jason Merrill (jason@redhat.com)
3673 * stor-layout.c (layout_type): Complain if an array's size can
3674 not be represented in a size_t.
3676 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
3678 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
3680 * gcc.c: (process_command) Add parentheses around assignment
3681 used as truth value.
3683 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3685 * config/mips/mips.c (save_restore_insns): Don't mark any register
3686 save slots as unchanging if current_function_calls_eh_return.
3688 2001-09-05 Richard Henderson <rth@redhat.com>
3690 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
3691 * config/alpha/alpha-protos.h: Declare it.
3692 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
3693 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
3694 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
3695 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
3696 (REG_OK_FOR_BASE_P): Select one of the above.
3698 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3700 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
3701 (crti.o): Prefix name of object file with $(T).
3704 2001-09-05 David S. Miller <davem@redhat.com>
3706 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
3707 * config/sparc/linux64.h: Likewise.
3709 2001-09-05 Andreas Jaeger <aj@suse.de>
3711 * doc/invoke.texi (i386 Options): -mwide-multiply is not
3712 available anymore, remove the documentation.
3713 (i386 Options): Fix typo, cleanup index entries.
3715 * prefix.c (concat): Remove, we can use the version from liberty.
3717 2001-09-05 Richard Henderson <rth@redhat.com>
3719 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
3720 New functions split out of md file expanders.
3721 * config/alpha/alpha-protos.h: Declare them.
3722 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
3724 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
3726 * cppmacro.c (funlike_invocation_p): No need to restore context.
3728 2001-09-04 Richard Henderson <rth@redhat.com>
3730 * reload.c (push_reload): Export.
3731 * reload.h (push_reload): Declare it.
3733 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
3734 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3735 * config/alpha/alpha.c (alpha_legitimize_address): New.
3736 (alpha_legitimize_reload_address): Likewise.
3737 * config/alpha/alpha-protos.h: Declare them.
3739 2001-09-04 Stan Shebs <shebs@apple.com>
3741 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
3742 * config/darwin.c (machopic_stub_name): Account for internally
3743 generated lib calls such as memcpy.
3745 2001-09-04 Richard Henderson <rth@redhat.com>
3747 * unwind.h (_UA_END_OF_STACK): New flag.
3748 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
3750 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3752 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
3754 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
3756 * config/mips/mips.c (save_restore_insns): Change base_offset to
3757 fp_offset in second call to mips_emit_frame_related_store.
3759 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
3761 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
3762 sometimes be represented as a NOTE of type
3763 NOTE_INSN_DELETED_LABEL.
3764 (Insns): Document NOTE_INSN_DELETED_LABEL.
3766 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
3768 * c-common.h (tree_dump_index): Add more comments.
3769 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
3770 (dump_option_value_info): New struct.
3771 (dump_options): New array.
3772 (dump_switch_p): Parse switch options symbolically.
3773 * doc/invoke.texi (-fdump-ast): Rename to ...
3774 (-fdump-tree): ... here. Document that options are symbolic, and
3775 not all are applicable.
3777 2001-09-04 David S. Miller <davem@redhat.com>
3779 * config/sparc/sparc.md (define_splits): Kill constraints.
3781 Cleanup redundant and unused insn attributes.
3782 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
3783 binary, and move. Mark ialu as default.
3784 (commented out define_function_unit "alu"): Kill.
3785 (define_attr "use_clobbered"): Kill.
3786 (whole file): Kill address insn type references. Replace
3787 all unary/binary/move references with ialu.
3788 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
3789 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
3792 Simplify length insn attribute and make more judicious use
3793 of insn attribute defaulting.
3794 * config/sparc/sparc.md (all insns with length > one): Mark as
3795 insn type multi if real instructions, else use default if
3796 it is a forced splitter.
3797 (all insns with length == one): Use default insn length.
3798 (all insns of type ialu): Use default insn type.
3800 Fix erroneous insn attribute settings.
3801 (addx): Set insn type to misc.
3802 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
3803 const_umulsidi3_sp64): Set insn type to imul.
3805 Track SFmode vs DFmode insns according to UltraSPARC
3807 * config/sparc/sparc.md ("fptype"): New attribute, default
3809 (all DFmode single insns): Mark as fptype "double".
3811 2001-09-03 Jakub Jelinek <jakub@redhat.com>
3813 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
3815 2001-09-03 Richard Henderson <rth@redhat.com>
3817 * function.h (struct function): Add arg_pointer_save_area_init.
3818 * function.c (expand_function_end): Init arg_pointer_save_area.
3819 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
3820 when called from a nested function.
3822 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
3824 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
3827 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3829 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
3831 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
3833 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
3834 (emit_push_insn): Use specified padding direction when
3835 STACK_PUSH_CODE is POST_INC.
3837 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
3839 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3841 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
3843 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
3845 * cppinit.c (cpp_start_read): Free the imacros list as we
3846 traverse it. Don't free the chains before returning.
3847 (_cpp_push_next_buffer): Only try pushing buffers if we've
3848 completed -imacros handling.
3850 2001-08-31 Eric Christopher <echristo@redhat.com>
3852 * gcc.c (handle_braces): Add explaination for abort.
3854 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
3856 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
3857 move adjustment of bitpos instead.
3859 2001-08-31 Zack Weinberg <zack@codesourcery.com>
3861 * function.c: Remove all_functions. Make outer_function_chain
3863 (init_function_start): Don't add new function structure to
3865 (find_function_data, push_function_context_to,
3866 pop_function_context_from, put_var_into_stack,
3867 trampoline_address): Update for changed structure element names.
3868 (push_function_context_to): Disentangle.
3869 (free_after_compilation): Also free F.
3870 (expand_dummy_function_end): Don't free cfun here.
3871 (put_var_into_stack): Comment why we can't use find_function_data here.
3872 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
3873 (mark_function_chain): Split into maybe_mark_struct_function and
3874 ggc_mark_struct_function. Export the latter.
3875 (init_function_once): Mark from cfun and outer_function_chain;
3878 * function.h (struct function): Kill next_global. Rename next
3879 to outer. All users updated to match.
3880 (all_functions, outer_function_chain): Don't declare.
3882 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
3883 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
3884 don't touch f->inlinable, after calling rest_of_compilation.
3886 * tree.h: Forward-declare struct function. Prototype
3887 ggc_mark_struct_function.
3889 2001-08-31 Kazu Hirata <kazu@hxi.com>
3891 * config/h8300/h8300.md (*andorhi3): Fix typos.
3893 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3895 * calls.c (emit_library_call_value): Don't use a fixed
3896 argument after VA_CLOSE, i.e. out of scope in traditional C.
3898 * emit-rtl.c (gen_rtvec): Likewise.
3900 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3902 * Makefile.in (c-pragma.o): Depend on output.h.
3903 (reorg.o): Depend on except.h.
3905 * c-pragma.c: Include output.h.
3907 * reorg.c: Include except.h.
3909 * unwind-dw2.c: Call __builtin_alloca, not alloca.
3911 2001-08-31 Richard Henderson <rth@redhat.com>
3913 * sched-deps.c (add_dependence): Don't elide dependancy if the
3914 conditional used by insn is modified in elem.
3916 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
3918 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
3920 2001-08-31 Diego Novillo <dnovillo@redhat.com>
3922 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
3925 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3927 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
3929 (stormy16_asm_out_constructor): New function.
3930 (TARGET_ASM_CONSTRUCTOR): Define.
3931 (TARGET_ASM_DESTRUCTOR): Define.
3933 2001-08-31 Andreas Jaeger <aj@suse.de>
3935 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
3936 * loop.c (add_label_notes): Likewise.
3937 * reload.c (find_reloads): Likewise.
3938 * config/sh/sh.c (machine_dependent_reorg): Likewise.
3940 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
3942 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
3943 code here. Take _Unwind_{W,Sw}ord*.
3944 (read_encoded_value_with_base): Use them.
3945 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
3947 (extract_cie_info): Simplify read_?leb128 handling.
3948 (execute_stack_op, execute_cfa_program): Likewise.
3949 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
3951 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3953 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
3954 the frame pointer to pop the stack if convenient.
3956 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
3957 Don't use post-increment before combine.
3958 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
3959 a call-saved register.
3961 2001-08-31 Andreas Jaeger <aj@suse.de>
3963 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
3966 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
3968 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
3969 not DIV/MOD, of course.
3971 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
3973 * rtl.def: Undo my patch commited 2001-08-27.
3975 * genattrtab.c: Ditto.
3979 * sched-int.h: Ditto.
3981 * target-def.h: Ditto.
3985 * haifa-sched.c: Ditto.
3987 * sched-rgn.c: Ditto.
3989 * sched-vis.c: Ditto.
3991 * Makefile.in: Ditto.
3993 * doc/md.texi: Ditto.
3995 * doc/tm.texi: Ditto.
3997 * doc/contrib.texi: Ditto.
3999 * doc/gcc.texi: Ditto.
4001 * genattrtab.h: Remove it.
4003 * genautomata.c: Remove it.
4005 * genattr.c: Undo my patch and Richard Henderson's patch commited
4008 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
4010 * config.gcc (h8300-*-elf*): New case.
4011 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
4012 (SUBTARGET_CPP_SPEC): Define.
4013 (EXTRA_SPECS): Define.
4014 (SUBTARGET_EXTRA_SPECS): Define.
4015 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
4016 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
4018 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
4020 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
4021 (LIB2FUNCS_EXTRA): Define.
4022 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
4023 config/h8300/fixunssfsi.c: New file.
4025 2001-08-30 Kazu Hirata <kazu@hxi.com>
4027 * config/h8300/h8300.md (zero_extendqihi2): Changes to
4028 define_expand to accomodate target-specific attributes.
4029 (anonymous zero_extendqihi2 patterns): New.
4031 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
4033 * h8300.md (*andorhi3): New pattern.
4035 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
4037 * h8300.c (dosize): Fix test for "sub".
4039 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
4041 * c-typeck.c (pointer_diff): Try to eliminate common term before
4044 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
4046 * config/arm/arm.c (arm_compute_initial_elimination_offset):
4047 Account for the saves of the FP registers.
4049 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
4050 (TEXT_SECTION_ASM_OP): Define.
4051 (INIT_SECTION_ASM_OP): Define.
4052 (FINI_SECTION_ASM_OP): Define.
4053 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
4054 (RDATA_SECTION_FUNCITON): Provide prototype.
4056 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
4058 * reload1.c (move2add_note_store): Correct typo checking for
4061 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
4063 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
4064 note should not be considered outside the libcall block.
4066 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4068 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
4070 2001-08-29 Kazu Hirata <kazu@hxi.com>
4072 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
4074 2001-08-29 Kazu Hirata <kazu@hxi.com>
4076 * config/h8300/h8300-protos.h: Add a prototype for
4078 * config/h8300/h8300.c (emit_logical_op): New.
4079 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
4086 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
4088 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
4089 comparison with rtx INTVAL.
4090 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
4092 * pa.h (FUNCTION_ARG_SIZE): Likewise.
4094 2001-08-29 Kazu Hirata <kazu@hxi.com>
4096 * config/h8300/lib1funcs.asm: Update the copyright. Fix
4099 2001-08-29 Kazu Hirata <kazu@hxi.com>
4101 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
4102 (reg n) to (mem (pre_dec (reg n))
4103 (anonymous movsi pattern): Likewise.
4105 2001-08-29 Kazu Hirata <kazu@hxi.com>
4107 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
4109 2001-08-29 Kazu Hirata <kazu@hxi.com>
4111 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
4112 several special constants.
4114 2001-08-29 Kazu Hirata <kazu@hxi.com>
4116 * config/h8300/lib1funcs.asm: Fix comment typos.
4118 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4120 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
4121 Fix format specifier warnings.
4123 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
4124 inet_makeaddr, semctl): Prototype.
4126 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
4127 (save_restore_insns): Use base_offset, not gp_offset.
4129 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
4130 (ASM_OUTPUT_BYTE): Fix format specifier warning.
4132 2001-08-29 Richard Henderson <rth@redhat.com>
4134 * bb-reorder.c (function_tail_eff_head): New.
4135 (record_effective_endpoints): Set it.
4136 (fixup_reorder_chain): Use it.
4138 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4140 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
4142 2001-08-28 Dale Johannesen <dalej@apple.com>
4144 * config/darwin.c (machopic_function_base_name): Add const
4145 qualifier to a string.
4146 (darwin_encode_section_info): Ditto.
4148 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4150 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
4151 function definition.
4153 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
4155 * df.h (struct df): Add rts_order variable.
4157 * df.c (df_visit_next_rts): New function.
4158 (df_visit_next): Renamed to df_visit_next_rc
4159 (df_analyse_1): Allocate/compute/free rts_order as well.
4160 (df_rd_global_compute): Use df_visit_next_rc instead of
4162 (df_ru_global_compute): Use df_visit_next_rts instead of
4165 * flow.c (flow_reverse_top_sort_order_compute): New function.
4167 * basic-block.h: Add prototype.
4169 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
4171 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
4172 blocks, the BB_REACHABLE is now set, rather than aux being
4173 non-NULL. Update the test to reflect this.
4175 2001-08-28 Eric Christopher <echristo@redhat.com>
4177 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
4178 config/mips/crti.asm: Ditto.
4180 2001-08-28 Eric Christopher <echristo@redhat.com>
4181 Richard Henderson <rth@redhat.com>
4183 * c-pragma.h (add_weak): Move prototype from here...
4184 * output.h (add_weak): ... to here.
4185 * varasm.c (add_weak): Fix typo.
4186 * config/mips/crti.asm: New file.
4187 * config/mips/crtn.asm: Ditto.
4188 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
4189 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
4190 (INVOKE__main): Ditto.
4191 (INIT_SECTION_ASM_OP): New.
4192 (FINI_SECTION_ASM_OP): Ditto.
4193 (STARTFILE_SPEC): Add crti.
4194 (ENDFILE_SPEC): Add crtn.
4195 * config/mips/elf64.h: Same.
4196 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
4198 * config/mips/vxworks.h: Ditto.
4199 * config/mips/t-elf: Support crti and crtn.
4201 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4203 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
4206 2001-08-28 Richard Henderson <rth@redhat.com>
4208 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
4209 (one_cmplbi2 splitter): Remove redundant test.
4211 2001-08-28 Dale Johannesen <dalej@apple.com>
4213 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
4215 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
4217 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
4219 2001-08-28 Stan Shebs <shebs@apple.com>
4221 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
4222 (UNALIGNED_SHORT_ASM_OP): Define.
4223 (UNALIGNED_INT_ASM_OP): Define.
4225 2001-08-28 Will Cohen <wcohen@redhat.com>
4227 * config/rs6000/rs6000.md (store_multiple): Correct RTL
4228 generation for first set.
4230 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4232 * flow.c (redirect_edge_succ_nodup): Return new edge.
4233 (try_simplify_condjump): Use new edge.
4234 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
4236 * cse.c (cse_basic_block): Skip note instructions.
4238 2001-08-27 Richard Henderson <rth@redhat.com>
4240 * combine.c (combine_simplify_rtx): Don't reverse condition
4241 if there is no reverse for the condition.
4242 (simplify_comparison): Don't simplify subregs from INT to FP.
4244 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
4245 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
4246 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
4247 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
4248 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
4249 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
4251 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4253 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
4254 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
4256 (adddi_dilshr32, adddi_dishl32): Only data register can be
4257 source for mem destination.
4259 * expmed.c (store_bit_field): Ignore adjustment to bitpos
4260 and use bitnum to decide about register move.
4262 2001-08-27 Richard Henderson <rth@redhat.com>
4264 * genattr.c (main): Emit state_t even when not doing scheduling.
4266 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4267 Richard Henderson <rth@redhat.com>
4269 * gcse.c (reg_first_set, reg_last_set): Replace with ...
4270 (reg_avail_info, current_bb): ... these.
4271 (oprs_unchanged_p, record_last_reg_set_info): Use them.
4272 (compute_hash_table): Likewise.
4274 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4276 * flow.c (verify_flow_info): Use checksums to verify edges.
4278 2001-08-27 Richard Henderson <rth@redhat.com>
4280 * genautomata.c (expand_automata): Always create a description.
4282 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
4284 * optabs.c (expand_binop): Correctly handle the carry in multiword
4285 add/subtract operations.
4287 2001-08-27 Fred Fish <fnf@be.com>
4289 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
4292 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
4294 * reload.c (find_reloads_toplev): Back out this change:
4296 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
4298 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
4299 mem if the address is a mode_dependent_address_p.
4301 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4303 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
4304 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
4305 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
4308 * genattr.c (main): New variable num_insn_reservations. Increase
4309 it if there is DEFINE_INSN_RESERVATION. Output automaton based
4310 pipeline hazard recognizer interface.
4312 * genattrtab.h: New file.
4314 * genattrtab.c: Include genattrtab.h.
4315 (attr_printf, check_attr_test, make_internal_attr,
4316 make_numeric_value): Move protypes into genattrtab.h. Define them
4318 (num_dfa_decls): New global variable.
4319 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
4320 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
4321 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
4322 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
4324 * genautomata.c: New file.
4326 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
4328 * sched-int.h: (curr_state): Add the external definition for
4329 automaton pipeline interface.
4330 (haifa_insn_data): Add comments for members blockage and units.
4332 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4333 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4334 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4335 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4336 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4337 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4338 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
4340 (TARGET_SCHED): Use the new macros.
4342 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
4343 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
4344 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
4345 dfa_bubble): New members in gcc_target.sched.
4347 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
4348 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
4349 (insn_queue): Redefine it as pointer to array.
4350 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
4352 (max_insn_queue_index_macro_value): New variable.
4353 (curr_state, dfa_state_size, ready_try): New varaibles for
4354 automaton interface.
4355 (ready_element, ready_remove, max_issue): New function prototypes
4356 for automaton interface.
4357 (choose_ready): New function prototype.
4358 (insn_unit, blockage_range): Add comments.
4359 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
4360 FUNCTION_UNITS_SIZE == 0.
4361 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
4362 actual_hazard, potential_hazard): Add comments.
4363 (insn_cost): Use cost -1 as undefined value. Remove
4364 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
4366 (ready_element, ready_remove): New functions for automaton
4368 (schedule_insn): Add new code for automaton pipeline interface.
4369 (queue_to_ready): Add new code for automaton pipeline interface.
4370 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
4371 (debug_ready_list): Print newline when the queue is empty.
4372 (max_issue): New function for automaton pipeline interface.
4373 (choose_ready): New function.
4374 (schedule_block): Add new code for automaton pipeline interface.
4375 Print ready list before scheduling each insn.
4376 (sched_init): Add new code for automaton pipeline interface.
4377 Initiate insn cost by -1.
4378 (sched_finish): Free the current automaton state and finalize
4379 automaton pipeline interface.
4381 * sched-rgn.c: Include target.h.
4382 (init_ready_list, new_ready, debug_dependencies): Add new code for
4383 automaton pipeline interface.
4385 * sched-vis.c: Include target.h.
4386 (get_visual_tbl_length): Add code for automaton interface.
4387 (target_units, print_block_visualization): Add comments.
4389 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
4390 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
4391 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
4392 (getruntime.o, genautomata.o): New entries.
4393 (genattrtab.o): Add new dependency file genattrtab.h.
4394 (genattrtab): Add new dependencies. Link it with `libm.a'.
4395 (getruntime.o, hashtab.o): New entries for canadian cross.
4397 * doc/md.texi: Description of automaton based model.
4399 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
4401 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4402 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4403 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4404 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4405 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4406 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4407 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
4409 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
4410 MAX_DFA_ISSUE_RATE): New macro descriptions.
4412 * doc/contrib.texi: Add dfa based scheduler contribution.
4414 * doc/gcc.texi: Add more information about genattrtab.
4416 2001-08-27 Diego Novillo <dnovillo@redhat.com>
4418 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
4421 2001-08-27 Richard Henderson <rth@redhat.com>
4423 * function.c (expand_function_end): Don't init arg_pointer_save_area.
4424 (get_arg_pointer_save_area): New. Create an init it here.
4425 (fix_lexical_addr): Use it.
4426 * function.h: Declare it.
4427 * builtins.c (expand_builtin_setjmp_receiver): Use it.
4428 * stmt.c (expand_nl_goto_receiver): Use it.
4430 2001-08-27 Richard Henderson <rth@redhat.com>
4432 * final.c (final_scan_insn): Don't enter APP_ON mode for
4435 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
4436 alignment for assemble_integer for DW_EH_PE_aligned.
4437 * except.c (output_function_exception_table): Likewise.
4439 2001-08-26 Andreas Jaeger <aj@suse.de>
4441 * c-tree.h: Add prototyp for c_sizeof_nowarn.
4443 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
4445 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
4447 2001-08-27 Alan Modra <amodra@bigpond.net.au>
4449 * config/rs6000/rs6000.c (mask_operand): Rewrite without
4451 (mask64_operand): Likewise.
4452 (rldic_operand): Delete.
4453 (includes_lshift64_p): Delete.
4454 (includes_rldic_lshift_p): New function.
4455 (includes_rldicr_lshift_p): New function.
4456 (print_operand): Don't call rldic_operand in case 'W'.
4457 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
4458 (includes_lshift64_p): Remove.
4459 (includes_rldic_lshift_p): Declare.
4460 (includes_rldicr_lshift_p): Declare.
4461 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
4462 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
4463 Replace match_operand rldic_operand predicate with
4464 const_int_operand. Replace includes_lshift64_p condition with
4465 includes_rldic_lshift_p.
4466 <ashldi3_internal 64 bit rldicr patterns>: New.
4468 2001-08-27 Andreas Jaeger <aj@suse.de>
4470 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4471 * errors.c: Likewise.
4472 * final.c: Likewise.
4473 * dwarf2asm.c: Likewise.
4474 * doprint.c (checkit): Likewise.
4475 * diagnostic.c: Likewise.
4476 * collect2.c: Likewise.
4477 * calls.c: Likewise.
4478 * c-semantics.c (build_stmt): Likewise.
4479 * c-format.c (status_warning): Likewise.
4480 * c-errors.c (pedwarn_c99): Likewise.
4481 * builtins.c (validate_arglist): Likewise.
4482 * config/pj/pj.c (pj_printf): Likewise.
4483 * fix-header.c: Likewise.
4485 * gcov.c (fnotice): Likewise.
4486 * gensupport.c (message_with_line): Likewise.
4487 * mips-tfile.c: Likewise.
4488 * protoize.c (notice): Likewise.
4489 * read-rtl.c (fatal_with_file_and_line): Likewise.
4490 * rtl-error.c: Likewise.
4491 * tradcpp.c: Likewise.
4493 * cp/tree.c (build_min_nt): Likewise.
4494 (build_min): Likewise.
4495 * cp/lex.c: Likewise.
4496 * cp/errfn.c: Likewise.
4497 * cp/rtti.c (create_pseudo_type_info): Likewise.
4499 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
4501 * df.c (df_uses_record): Return after recording all uses
4504 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
4506 * df.c (df_insn_modify): Realloc the INSN table here, if
4507 necessary, here, too.
4509 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
4511 * config/mips/mips.c (mips_function_value): Handle complex return
4514 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
4516 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
4518 * reload.c (make_memloc): Copy result if it is still
4519 reg_equiv_memory_loc[regno] on return.
4520 (subst_reloads) [ENABLE_CHECKING]: Check that none of
4521 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
4522 reg_equiv_mem are modified by the substitutions.
4524 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4526 * predict.c (expensive_function_p): New.
4527 * rtl.h (expensive_function_p): Declare.
4528 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
4529 (use_fast_prologue_epilogue): New static variable.
4530 (expand_prologue): Set it; emit short prologues if unset.
4531 (expand_epilogue): Likewise.
4533 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4535 * config.gcc: Add stormy16-*-elf case.
4536 * config/stormy16/stormy-abi: New file.
4537 * config/stormy16/stormy16-lib2.c: New file.
4538 * config/stormy16/stormy16-protos.h: New file.
4539 * config/stormy16/stormy16.c: New file.
4540 * config/stormy16/stormy16.h: New file.
4541 * config/stormy16/stormy16.md: New file.
4542 * config/stormy16/t-stormy16: New file.
4544 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4546 * i386.h (no-accumulate-outgoing-args): Use proper mask.
4548 2001-08-24 David Edelsohn <edelsohn@gnu.org>
4550 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
4551 descriptor members are pointer size, not constant 4.
4552 * config/rs6000/rs6000.md (define_splits): Remove more unused
4555 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4557 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
4559 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
4561 * cp/rtti.c (VPARAMS): Fix parameter.
4563 2001-08-24 Zack Weinberg <zackw@panix.com>
4565 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
4567 (mode_for_extraction): No need for #ifdefs. Add default-case abort
4569 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
4570 in if controlling use of insv.
4571 (extract_bit_field): Likewise, for extv and extzv.
4573 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4575 * i386.md (movcc peep2): Fix load of 0.
4577 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4579 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
4580 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
4582 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
4584 * c-pragma.h: Move weak_syms and weak_decls...
4585 * varasm.c: ...here. Now static.
4586 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
4587 depend on HANDLE_PRAGMA_WEAK.
4589 * c-common.c (c_alignof, c_alignof_expr): Move here...
4590 * c-typeck.c: ...from here.
4591 * c-tree.h, c-common.h: Adjust.
4593 2001-08-23 Bernd Schmidt <bernds@redhat.com>
4595 * config/ia64/ia64.c (rws_update): If !pred, set write_count
4596 instead of incrementing it.
4598 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
4599 asm ready, don't try to move them all into the same array element.
4601 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4603 * function.c (thread_prologue_and_epilogue_insns): Avoid
4604 fallthru flag on edge to exit.
4606 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
4608 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
4611 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4613 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
4614 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
4615 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
4618 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4620 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
4621 replace "GNU CC" with "GCC".
4623 2001-08-23 Richard Henderson <rth@redhat.com>
4625 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
4626 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
4627 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
4628 Need GR between FR and not GR_AND_FR.
4629 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
4630 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
4631 AR regs before GR regs.
4632 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
4633 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
4634 (REGISTER_MOVE_COST): Update.
4635 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
4637 2001-08-23 Richard Henderson <rth@redhat.com>
4639 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
4642 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4644 * reload1.c (emit_reload_insns): Don't look for notes
4645 on a NULL store_insn.
4647 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4649 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
4650 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
4651 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
4652 format specifier warnings.
4653 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
4655 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
4657 * config/i386/i386-protos.h: Correct declaration of
4658 i386_pe_asm_named_section.
4660 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
4662 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
4664 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4666 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4668 * cpperror.c (print_location): Don't show _Pragma.
4669 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
4670 and file change callback generation here.
4671 (stack_include_file): Update use of cpp_push_buffer.
4672 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
4673 (struct cpp_buffer): Remove type, pfile members.
4674 * cppinit.c (cpp_handle_option): Use free_chain.
4675 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
4676 (skip_escaped_newlines, get_effective_char, lex_percent): Take
4677 a cpp_reader rather than a cpp_buffer.
4678 (skip_escaped_newlines, get_effective_char, skip_block_comment,
4679 skip_line_comment, parse_string, lex_percent, lex_dot,
4680 _cpp_lex_token): Update accordingly.
4681 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
4683 (cpp_push_buffer): Update prototype.
4684 (run_directive): Update use of cpp_push_buffer.
4685 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
4686 handle_assertion): Update use of run_directive.
4687 * cpplib.h (enum cpp_buffer_type): Remove.
4688 (cpp_push_buffer): Update prototype.
4689 * fix-header.c (read_scan_file): Update.
4691 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4693 * gcc.c (struct prefix_list): Change prefix to const char *.
4695 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4697 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
4699 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
4701 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
4704 * jump.c (squeeze_notes): Take parms by reference. Handle END being
4707 * ifcvt.c (dead_or_predicable): Adjust.
4708 * loop.c (find_and_verify_loops): Adjust.
4709 * stmt.c (expand_end_case): Adjust.
4710 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
4711 head and end insn pointers in the basic block, not just local copies.
4712 (merge_blocks_move_predecessor_nojumps): Likewise.
4714 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
4716 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
4717 bitmap.h, builtin-types.def, builtins.c, builtins.def,
4718 c-aux-info.c, c-common.c, c-common.def, c-common.h,
4719 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
4720 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
4721 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
4722 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
4723 conditions.h, config.gcc, configure.frag, configure.in,
4724 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
4725 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
4726 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
4727 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
4728 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
4729 emit-rtl.c, errors.c, errors.h, except.c, except.h,
4730 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
4731 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
4732 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
4733 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
4734 gencheck.c, gencodes.c, genconfig.c, genemit.c,
4735 genextract.c, genflags.c, gengenrtl.c, genmultilib,
4736 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
4737 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
4738 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
4739 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
4740 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
4741 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
4742 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
4743 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
4744 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
4745 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
4746 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
4747 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
4748 params.h, predict.c, predict.def, predict.h, prefix.c,
4749 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
4750 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
4751 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
4752 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
4753 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
4754 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
4755 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
4756 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
4757 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
4758 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
4759 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
4760 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
4761 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
4762 xcoffout.h: replace "GNU CC" with "GCC".
4764 2001-08-21 Richard Henderson <rth@redhat.com>
4766 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
4767 (final_scan_insn): Consider jump tables data even if we have no
4768 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
4770 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
4771 (ASM_OUTPUT_CASE_END): Remove.
4772 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
4773 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
4774 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4776 2001-08-21 Richard Henderson <rth@redhat.com>
4778 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
4779 at barrier insns. Emit stop bits before barriers.
4781 * flow.c (flow_find_cross_jump): Don't consider unconditional
4782 return insns for commoning.
4784 * final.c (compute_alignments): Fix typo.
4786 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
4787 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
4788 (store_bit_field): Use mode_for_extraction more places.
4789 (extract_bit_field): Likewise.
4791 2001-08-21 Zack Weinberg <zackw@panix.com>
4793 * caller-save.c: Don't include insn-codes.h.
4794 (reg_save_code, reg_restore_code): Make arrays of int.
4795 All uses updated to match.
4796 (insert_save, insert_restore): No need to initialize "code"
4797 variable upon declaration.
4798 * Makefile.in: update dependencies; fix typo in clean rule.
4800 2001-08-21 Richard Henderson <rth@redhat.com>
4802 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
4803 (merge_if_block): Handle fallout from same.
4805 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4807 * builtins.c (type_to_class): Fix typo in last change.
4809 2001-08-21 Richard Henderson <rth@redhat.com>
4811 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
4812 ia64_asm_output_label.
4814 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
4815 copy of gp while the real gp register contains garbage.
4817 2001-08-21 Zack Weinberg <zackw@panix.com>
4819 * expmed.c (mode_for_extraction): New function.
4820 (store_bit_field, extract_bit_field): Use it.
4821 * expr.h: Prototype it and provide an enum for its first argument.
4823 * combine.c, function.c, recog.c: Don't include insn-codes.h.
4824 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
4825 and digging through the insn_data tables.
4826 * Makefile.in: Update dependencies.
4828 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4830 * cppfiles.c (stack_include_file): line-map.c now handles include
4832 (handle_missing_handler): Similarly.
4833 (_cpp_execute_include): Similarly.
4834 (_cpp_pop_file_buffer): Similarly.
4835 * cpphash.h (struct cpp_reader): Remove system_include_depth,
4836 buffer_stack_depth and include_depth.
4837 * cpplib.c (do_include_common): line-map.c now handles include depth.
4838 (cpp_push_buffer): Similarly.
4839 (_cpp_pop_buffer): Similarly.
4840 * cppmacro.c (builtin_macro): Update.
4841 * line-map.c (init_line_maps): Set depth.
4842 (add_line_map): Increment "used" earlier. Update and use the
4844 (trace_include): Use the include depth.
4845 * line-map.h (struct line_maps): New member depth.
4847 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4849 * cppfiles.c (stack_include_file): Don't handle -H here.
4850 * cppinit.c (cpp_start_read): Set include tracing after
4851 cpp_post_options and after stacking the main file.
4852 * line-map.c (trace_include): New.
4853 (init_line_maps, add_line_map): Update.
4854 * line-map.h (struct line_maps): New member trace_includes.
4856 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4858 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
4859 * cppfiles.c (stack_include_file): Only stack a file if there
4860 is something to do. Return a boolean indicating whether a
4861 buffer was stacked or not.
4862 (_cpp_execute_include): Similarly.
4863 (_cpp_read_file): Similarly.
4864 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
4866 2001-08-21 Sam Steingold <sds@gnu.org>
4868 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
4869 (RECACHE): keep obufp_before_macroname up to date
4871 2001-08-21 Zack Weinberg <zackw@panix.com>
4873 * stmt.c: Don't include insn-codes.h.
4874 (expand_end_case): Machine specific logic moved to expr.c.
4875 No need to worry about __builtin_classify_type.
4876 (check_for_full_enumeration_handling, emit_case_nodes):
4879 * builtins.o (expand_builtin_classify_type): Split up so code
4880 can be shared with fold_builtin_classify_type.
4881 (type_to_class, fold_builtin_classify_type): New functions.
4882 (fold_builtins): Handle __builtin_classify_type.
4884 * expr.c (do_tablejump): Now static.
4885 (case_values_threshold, try_casesi, try_tablejump): New;
4886 code mostly from stmt.c (expand_end_case).
4887 (expr.h): Update prototypes.
4889 * Makefile.in (stmt.o): Update dependencies.
4891 2001-08-21 Will Cohen <wcohen@redhat.com>
4893 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
4894 declaration of variable i.
4895 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
4896 declaration of variable i.
4898 2001-08-21 Richard Henderson <rth@redhat.com>
4900 * crtstuff.c: Fix thinko last change. Move list tails to start
4901 of CRT_END section. Tidy ifdefs.
4902 (__EH_FRAME_BEGIN__): Always static for ELF.
4903 (__do_global_ctors_1): Rename from __frame_dummy.
4904 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
4905 name change; don't hide __EH_FRAME_BEGIN__.
4907 2001-08-21 Richard Henderson <rth@redhat.com>
4909 * gdbinit.in: Move break on exit after break on fancy_abort.
4911 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
4914 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4916 * cpphash.h (_cpp_push_next_buffer): New.
4917 * cppinit.c (do_includes): Remove.
4918 (push_include, free_chain, _cpp_push_next_buffer): New.
4919 (cpp_start_read): Use them to rework command line option handling.
4920 (cpp_handle_option): Combine handling of -include and -imacros.
4921 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
4922 appropriate. Always insert missing \n at EOF.
4923 * cpplib.c (start_directive): Get the directive position right.
4924 * cppmain.c (cb_file_change): Always print the first line, unless
4927 2001-08-20 Andreas Jaeger <aj@suse.de>
4929 * profile.c (compute_branch_probabilities): Remove extra new-line
4931 * flow.c (verify_flow_info): Likewise.
4933 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4935 * basic-block.h (basic_block): Add new field 'flags'.
4936 (BB_REACHABLE): Define.
4937 (expunge_block): Declare.
4938 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
4939 (EXIT_BLOCK_PTR): Ditto.
4940 (expunge_block): Remove static declaration.
4941 (cleanup_cfg): Clear bb->aux on every basic block.
4942 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
4943 computing reachability.
4944 (delete_unreachable_blocks): Delete block b if b->flags has
4947 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4949 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
4951 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4953 * sparc.c (sparc_variable_issue): Fix typo in last change.
4955 2001-08-20 Richard Henderson <rth@redhat.com>
4957 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
4959 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
4961 * pa.h (RETURN_IN_MEMORY): Improve comment.
4963 2001-08-20 Janis Johnson <janis187@us.ibm.com>
4965 * doc/invoke.texi (Profiling options): Clarify the interactions
4966 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
4968 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
4970 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
4973 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4975 * gcc.c (make_relative_prefix): Allocate a sufficiently large
4978 2001-08-20 Richard Henderson <rth@redhat.com>
4980 * final.c (end_final): Fix typo last change.
4982 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
4984 * cppinit.c (init_standard_includes): The returned buffer
4985 is already malloc-ed.
4986 * gcc.c (add_prefix): Similarly.
4987 * prefix.c (translate_name): Update to support clear buffer
4989 (update_path): Similarly. Be sure to free any newly allocated
4990 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
4992 * prefix.h (update_path): Update prototype and document.
4993 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
4994 up and update to new buffer ownership rules.
4995 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
4997 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4999 * final.c (compute_alignments): New function.
5000 (init_insn_lengths): Do not care label_align.
5001 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
5002 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
5003 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
5004 (shorted_branches): Realloc label_align array; do
5005 not call init_insn_lengths; Do not care about loop alignments.
5006 * output.h (compute_alignments): Declare.
5007 * toplev.c (rest_of_compilation): Call compute_alignments.
5008 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
5010 * predict.c (block_info_def): Add npredecesors, remove nvisited;
5011 change visited to tovisit.
5012 (propagate_freq): Use faster traversing algorithm.
5013 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
5014 to tovisit; reverse meaning.
5016 * predict.c (struct block_info_def): Remove nvisited.
5017 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5018 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5020 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
5022 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
5023 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
5024 (TARGET_FUSED_MADD): New.
5025 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
5026 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
5027 the multiply-add instructions.
5029 2001-08-19 Richard Henderson <rth@redhat.com>
5031 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
5032 is aligned to pointer size.
5034 2001-08-19 Richard Henderson <rth@redhat.com>
5036 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
5037 display markers during final schedule.
5039 2001-08-19 Richard Henderson <rth@redhat.com>
5041 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
5043 2001-08-19 Richard Henderson <rth@redhat.com>
5045 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
5047 (ASM_NAME_TO_STRING): Remove.
5048 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
5049 in the same string. Remove support for expressions.
5051 2001-08-19 Richard Henderson <rth@redhat.com>
5053 * config/i386/i386.md (tablejump): Make an expander; handle
5054 pic relative addressing here.
5055 (tablejump_1): Rename from tablejump_pic.
5058 2001-08-19 Richard Henderson <rth@redhat.com>
5060 * regclass.c (fix_register): Fix typo.
5062 2001-08-18 Richard Henderson <rth@redhat.com>
5064 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
5065 (struct _Unwind_Context): Expand br_loc to hold it.
5066 (uw_frame_state_for): Handle leaf functions better.
5067 (uw_update_reg_address): Update for br_loc change.
5069 2001-08-18 Richard Henderson <rth@redhat.com>
5071 * crtstuff.c: Move list heads before code that uses them.
5072 (__JCR_LIST__): Remove initial null.
5073 (frame_dummy, __frame_dummy): Do java registration here ...
5074 (__do_global_ctors_aux): ... not here.
5076 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
5077 (__do_global_dtors_aux): Update to match.
5078 (__JCR_LIST__, __do_jv_register_classes): New.
5080 * config/ia64/crtend.asm (__JCR_END__): New.
5081 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
5082 instead of an indirect LTOFF22 reloc.
5084 2001-08-18 Richard Henderson <rth@redhat.com>
5086 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
5087 * regclass.c (init_reg_sets_1): Fix typo.
5088 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
5089 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
5090 (ia64_compute_frame_size): Make ar.unat live when in use.
5091 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
5092 for ar.pfs; remove ar.unat handling.
5093 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
5095 (PREDICATE_CODES): Add ar_pfs_reg_operand.
5096 * config/ia64/ia64-protos.h: Update decls.
5097 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
5098 (sibcall_pic): Likewise.
5100 2001-08-18 Richard Henderson <rth@redhat.com>
5102 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
5103 pred_rel_mutex when searching for insn_group_barrier.
5104 * config/ia64/ia64.md (cycle_display): Combine the expander
5107 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
5108 bit before asm as needed.
5110 2001-08-18 Richard Henderson <rth@redhat.com>
5112 * timevar.def (TV_MACH_DEP): New.
5113 * toplev.c (rest_of_compilation): Use it.
5114 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
5116 2001-08-18 Zack Weinberg <zackw@panix.com>
5118 * unwind-dw2.c (execute_stack_op): Add default aborts to
5119 the inner switches to prevent warnings.
5121 2001-08-18 Richard Henderson <rth@redhat.com>
5123 * timevar.h (struct timevar_time_def): Change element type to float.
5124 (ticks_to_msec, clocks_to_msec): Likewise.
5125 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
5126 (get_time): Likewise.
5127 (timevar_print): Adjust zero check and printing to match.
5129 2001-08-18 Zack Weinberg <zackw@panix.com>
5131 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
5132 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
5133 Eliminate overfull or underfull hboxes.
5135 2001-08-18 Zack Weinberg <zackw@panix.com>
5137 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
5139 2001-08-18 Zack Weinberg <zackw@panix.com>
5141 * haifa-sched.c: Convert to target hooks. Macros replaced
5142 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
5143 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
5144 MD_SCHED_FINISH, and HAVE_cycle_display.
5145 * target-def.h (TARGET_SCHED_ADJUST_COST,
5146 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
5147 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
5148 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
5149 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
5150 New hook #defines to be overridden.
5151 (TARGET_SCHED): Bring them all together.
5152 (TARGET_INITIALIZER): Update.
5153 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
5154 instead of 'struct rtx_def *' throughout.
5155 (struct sched): New set of hooks for the scheduler.
5156 * Makefile.in (haifa-sched.o): Depend on target.h.
5157 * doc/tm.texi: Document the new scheduler hooks, together in
5158 their own section, instead of scattered around.
5159 Fix a bunch of underfull/overfull hboxes.
5161 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
5162 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
5163 sparc.h: Don't define any of the old scheduler macros.
5165 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
5166 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
5167 sparc.c: Create hook functions from code extracted from
5168 corresponding target header, or make existing hooks static, as
5169 appropriate. Set the appropriate entries in targetm.
5171 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
5172 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
5173 rs6000-protos.h, s390-protos.h, sparc-protos.h:
5174 Remove prototypes for functions which are now static.
5176 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
5177 related gunk; the Haifa scheduler is now the only choice.
5179 2001-08-18 Zack Weinberg <zackw@panix.com>
5181 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
5182 * genopinit.c: Put floating point divide insns in sdiv_optab.
5183 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
5184 * config/gofast.h, config/c4x/c4x.h,
5185 config/ia64/hpux_longdouble.h, config/mips/mips.h,
5186 config/pa/long_double.h, config/rs6000/sysv4.h,
5187 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
5188 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
5189 (init_optabs): Use init_optabv for overflow-trapping optabs.
5190 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
5191 cmp_optab RTX codes so have_insn_for can find them.
5193 * optabs.c (expand_simple_binop, expand_simple_unop,
5194 have_insn_for, gen_sub3_insn): New interfaces.
5195 * expr.h: Prototype new functions.
5196 (enum optab_methods): Move here from optabs.h.
5198 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
5199 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
5200 Use new functions instead of working directly with optabs.
5201 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
5202 unroll.c: Don't include optabs.h.
5203 * caller-save.c, combine.c, function.c, stmt.c: Just include
5204 insn-codes.h, not optabs.h.
5205 * Makefile.in: Update dependencies.
5207 * combine.c (make_compound_operation, simplify_comparison):
5208 Fix typos testing for this or that instruction.
5210 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5212 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
5213 generating libgcc.a.
5215 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5217 * except.c (TYPE_HASH): Delete.
5219 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
5222 * tree.c (TYPE_HASH): Delete.
5224 * tree.h (TYPE_HASH): Define.
5226 2001-08-18 Graham Stott <grahams@redhat.com>
5228 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
5230 (adddi3_internal_2+2): Likewise.
5231 (eh_set_lr_di+1): Likewise.
5233 2001-08-17 Richard Henderson <rth@redhat.com>
5235 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5236 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
5237 * dwarf2asm.c: ... here.
5238 * dwarfout.c: Remove them.
5240 * varasm.c (assemble_integer): Add align parameter.
5241 (assemble_real, output_constant, output_constructor): Likewise.
5242 * output.h: Update decls.
5243 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
5244 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
5245 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
5246 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
5247 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
5250 * final.c (end_final): Abort profile block generation if we
5251 havn't layed it out properly.
5252 * output.h (assemble_eh_integer): Remove stale decl.
5253 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
5255 (assemble_integer): Handle unaligned data.
5256 (assemble_real): Abort on unaligned data.
5257 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
5259 (default_dtor_section_asm_out_destructor): Use assemble_align.
5260 (default_named_section_asm_out_constructor): Likewise.
5261 (default_ctor_section_asm_out_constructor): Likewise.
5262 * config/darwin.c (machopic_asm_out_constructor): Likewise.
5263 (machopic_asm_out_destructor): Likewise.
5264 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
5265 (nextstep_asm_out_destructor): Likewise.
5266 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
5267 (vms_asm_out_destructor): Likewise.
5269 2001-08-17 Richard Henderson <rth@redhat.com>
5271 * config/mips/iris6.h (TARGET_IRIX6): New.
5272 (current_section_name, current_section_flags): New.
5273 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
5274 (MAX_OFILE_ALIGNMENT): New.
5275 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
5276 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
5277 (copy_file_data): Split out from
5278 (mips_asm_file_end): ... here.
5279 (mips_asm_file_start): Remove extra .section directive. Use
5280 tmpfile instead of mips_make_temp_file.
5281 (mips_unique_section): Use const char * as needed for warnings.
5282 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
5283 re-add align parameter.
5284 (iris6_asm_named_section): New.
5285 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
5286 (iris6_asm_output_align, iris6_section_align_1): New.
5287 (iris6_asm_file_start, iris6_asm_file_end): New.
5288 * config/mips/mips-protos.h: Update decls.
5290 2001-08-17 Janis Johnson <janis187@us.ibm.com>
5292 * doc/install.texi (Install GCC): Add links to build status pages.
5294 (Final install): Ditto; request updates for specific info
5296 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
5298 * cpperror.c (print_location): Don't take a file name; use the
5300 (_cpp_begin_message): Similarly.
5301 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5302 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5303 (cpp_pedwarn_with_file_and_line): Remove.
5304 * cppfiles.c (stack_include_file): Update; set filename to stdin
5305 here when appropriate.
5306 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
5307 (_cpp_begin_message): Don't take a file name.
5308 * cppinit.c: Add comment.
5309 * cpplex.c: Fix end-of-directive indicator.
5310 * cpplib.c: Don't include intl.h.
5311 (run_directive, do_diagnostic): Update.
5312 (do_line): Update to not use nominal_fname.
5313 (cpp_push_buffer): Don't take a filename.
5314 * cpplib.h (struct ht): Remove.
5315 (cpp_push_buffer): Don't take a filename.
5316 (cpp_pedwarn_with_file_and_line): Remove.
5317 * cppmacro.c (struct cpp_macro): Remove file.
5318 (builtin_macro): Update.
5319 (_cpp_create_definition): Update.
5320 * cppmain.c: Correct comment.
5321 * fix-header.c (read_scan_file): Update.
5323 2001-08-17 Kazu Hirata <kazu@hxi.com>
5325 * sbitmap.c: Fix comment formatting.
5326 * sched-deps.c: Likewise.
5327 * sibcall.c: Likewise.
5328 * simplify-rtx.c: Likewise.
5330 * ssa-ccp.c: Likewise.
5331 * stor-layout.c: Likewise.
5332 * timevar.c: Likewise.
5333 * toplev.c: Likewise.
5334 * unwind-dw2.c: Likewise.
5335 * unwind-dw2-fde.c: Likewise.
5336 * varasm.c: Likewise.
5338 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5340 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
5341 or larger than an integer in memory.
5343 2001-08-17 Zack Weinberg <zackw@panix.com>
5345 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
5346 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
5347 * rtl.h: Don't forward-declare union tree_node here. Don't
5348 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
5349 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
5350 and tree respectively.
5351 * tree.h: Don't forward-declare struct rtx_def here. Don't
5352 typedef tree here. Change all uses of struct rtx_def *,
5353 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
5354 and tree respectively.
5356 2001-08-17 Richard Henderson <rth@redhat.com>
5358 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
5359 config/mips/openbsd.h: Fix typos last change.
5361 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5363 * doc/invoke.texi (Optimize Options): The default for
5364 -finline-limit is 600.
5366 2001-08-17 Richard Henderson <rth@redhat.com>
5368 * varasm.c (text_section): Allow TEXT_SECTION to override the
5369 printing of TEXT_SECTION_ASM_OP.
5370 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
5371 (DATA_SECTION, BSS_SECTION): Remove.
5372 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
5373 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
5374 Rename from s/_NAME//.
5375 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
5376 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
5377 (TEXT_SECTION): ... here. New.
5378 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
5379 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
5380 * config/mips/openbsd.h: Likewise.
5381 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
5382 (mips_asm_file_end): Likewise test.
5383 (mips_output_function_epilogue): Likewise. Switch back to data
5384 section after emitting the function.
5386 * doc/tm.texi (Sections): Document TEXT_SECTION.
5388 2001-08-17 Richard Henderson <rth@redhat.com>
5390 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
5391 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
5393 2001-08-17 Richard Henderson <rth@redhat.com>
5395 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
5396 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
5397 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
5398 Add aligned attribute.
5400 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
5402 * config/sh/sh.md: Add modes to unspecs in first insn to match
5403 those in the second.
5405 * Makefile.in: Fix collect2 copy for Cygwin.
5407 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
5409 Install the proper patch.
5410 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5411 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5412 (expand_function_start): Likewise.
5413 * stmt.c (expand_decl): Likewise.
5414 * varasm.c (make_decl_rtx): Likewise.
5416 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5418 * final.c: Undo my previous accidental checkin.
5419 * output.h: Likewise.
5420 * tm.texi: Likewise.
5422 2001-08-16 Richard Henderson <rth@redhat.com>
5424 * varasm.c (named_section_flags): Remove align parameter.
5425 * varasm.c, dwarf2out.c: Update all callers.
5426 * output.h: Update prototypes.
5428 * target.h (target.asm_out.named_section): Remove align parameter.
5429 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
5430 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
5431 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
5432 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
5433 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
5435 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
5436 (get_named_section_flags, set_named_section_flags): New.
5437 (named_section_flags): Use them.
5438 (named_section): Do decl vs section flags check here...
5439 (default_section_type_flags): ... not here.
5440 (init_varasm_once): Create in_named_htab.
5441 (resolve_unique_section): Mark reloc unused.
5443 2001-08-16 Richard Henderson <rth@redhat.com>
5445 * varasm.c (force_const_mem): Keep pool alignment in bits.
5446 (output_constant_pool): Use assemble_align.
5448 2001-08-16 Zack Weinberg <zackw@panix.com>
5450 * doc/tm.texi: Remove extra @table command.
5452 2001-08-16 Zack Weinberg <zackw@panix.com>
5454 * final.c (shorten_branches): Clear the end of the label_align
5455 array only if we made it larger. Break up messy expressions
5458 * diagnostic.c (internal_error): Check for error recursion
5459 before doing ICE suppression.
5461 * timevar.c: Timing variables now count in milliseconds.
5462 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
5463 (get_time): Not here.
5464 (timevar_print): Don't print any timer whose user, cpu, and
5465 wall times are all zero as displayed.
5466 * timevar.h: Update comment aboout units. Make timevar
5469 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5471 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5472 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5473 (expand_function_start): Likewise.
5474 * stmt.c (expand_decl): Likewise.
5475 * varasm.c (make_decl_rtx): Likewise.
5477 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
5479 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
5480 (finalize_record_size): Don't set TYPE_USER_ALIGN.
5482 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5484 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
5487 2001-08-16 Andreas Jaeger <aj@suse.de>
5489 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
5492 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
5494 * rtl.h (only_sets_cc0_p): New prototype.
5495 * jump.c (sets_cc0_p): Handle INSN.
5496 (only_sets_cc0_p): New function.
5497 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
5498 (tidy_fallthru_edge): Likewise.
5499 * integrate.c (copy_insn_list): Likewise.
5500 * unroll.c (unroll_loop): Likewise.
5501 (copy_loop_body): Likewise.
5503 2001-08-15 Jason Eckhardt <jle@redhat.com>
5505 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
5507 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5509 * predict.c (struct block_info_def): Remove nvisited.
5510 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5511 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5513 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
5514 (ix86_adjust_cost): Teach scheduler that latency to load operand can
5517 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
5519 * predict.def: Update hitrates.
5521 2001-08-15 Richard Henderson <rth@redhat.com>
5523 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
5525 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
5527 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
5528 note from its associated jump.
5530 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5532 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
5533 also on 64-bit s390x targets.
5535 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
5537 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
5539 (arm_expand_prologue): Handled nested functions which take a
5540 variable argument list.
5541 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
5542 macro with an invocation of
5543 arm_compute_initial_elimination_offset.
5544 * config/arm/arm-protos.h: Prototype
5545 arm_compute_initial_elimination_offset.
5547 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5549 * doc/install.texi (Specific, avr): Fix markup.
5550 (Specific, c4x): Ditto.
5552 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5554 * predict.c (dump_prediction): Change `bool' parameter to `int'.
5556 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
5558 * Makefile.in (OBJS): Add rtl-error.o
5559 (rtl-error.o): New rule.
5560 (diagnostic.o): Adjust dependency.
5561 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
5562 error_for_asm, _fatal_insn, _fatal_insn_not_found,
5563 warning_for_asm): Move to...
5564 rtl-error.c: ...here. New file.
5566 2001-08-14 Richard Henderson <rth@redhat.com>
5568 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
5569 if USING_SJLJ_EXCEPTIONS.
5571 2001-08-14 Steve Ellcey <sje@cup.hp.com>
5573 * tlink.c (scan_linker_output): Check string for unsatisfied in
5574 addition to undefined and unresolved.
5576 2001-08-14 Graham Stott <grahams@redhat.com>
5578 * libgcc2.c (*): Replace EH_FRAME_SECTION with
5579 EH_FRAME_SECTION_NAME.
5581 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5583 * genattrtab.c (simplify_test_exp_in_temp): New function.
5584 (simplify_test_exp): Avoid explicit use of temporary obstack.
5585 (simplify_cond, insert_right_side, evaluate_eq_attr,
5586 simplify_and_tree, simplify_or_tree, eliminate_known_true):
5587 Use simplify_test_exp_in_temp.
5588 (optimize_attrs): Iterate until expression stabilizes.
5590 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
5592 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
5593 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
5595 2001-08-13 Richard Henderson <rth@redhat.com>
5597 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
5598 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
5599 * config/arm/conix-elf.h: Likewise.
5601 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5603 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
5605 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5607 * gcse.c (hash_scan_set): Expressions that are set as part of
5608 jump instructions are not available.
5610 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5612 * config/s390/s390.c (print_operand, s390_function_prologue,
5613 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
5615 2001-08-13 Richard Henderson <rth@redhat.com>
5617 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
5618 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
5619 * doc/tm.texi (Exception Region Output): Document it.
5621 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5623 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
5624 DWARF2 instead of stabs by default.
5626 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5628 * config/rs6000/rs6000.c: Include optabs.h.
5630 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5632 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
5633 save/restore routines.
5634 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
5636 2001-08-13 Andreas Jaeger <aj@suse.de>
5638 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
5639 the english is correct.
5641 2001-08-13 Zack Weinberg <zackw@panix.com>
5643 * expr.h: Split out optab- and libfunc-related code to...
5644 * optabs.h, libfuncs.h: ... these new headers.
5646 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
5648 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
5650 * mkconfig.sh: Don't include insn-codes.h from config.h.
5652 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
5653 enum insn_code is available. Move reload_in_optab and
5654 reload_out_optab array declarations to optabs.h.
5655 * regmove.c (gen_add3_insn): Move to optabs.c, export from
5656 there, prototype in expr.h.
5657 * gencodes.c: Cleanup: zap global variables, don't use
5658 printf where puts will do, don't bother defining MAX_INSN_CODE
5659 which nothing uses, let CODE_FOR_nothing get its value implicitly.
5661 * genemit.c, genopinit.c: Include optabs.h in generated file.
5662 * genoutput.c: Include insn-codes.h in generated file.
5663 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
5664 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
5665 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
5666 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
5667 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
5668 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
5670 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
5671 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
5672 config/m88k/m88k.c, config/sparc/sparc.c:
5674 * reload.c: Include expr.h and optabs.h before reload.h.
5675 * config/alpha/alpha.c: Include tree.h before reload.h.
5676 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
5677 and reload.h in that order.
5678 * config/sparc/sparc.c: Include debug.h.
5679 * recog.c: Include insn-codes.h.
5681 2001-08-13 Andreas Jaeger <aj@suse.de>
5683 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
5686 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
5688 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
5689 * gcc.c (init_spec): Fix typo in comment.
5690 * varasm.c (data_section): Fix typo in comment.
5692 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
5694 * predict.c (dump_prediction): New argument "USED".
5695 (combine_predictions_for_insn): Determine the used heuristics,
5696 output the case no heuristic applied.
5697 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
5699 2001-08-13 Andreas Jaeger <aj@suse.de>
5701 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
5704 2001-08-13 Kazu Hirata <kazu@hxi.com>
5706 * jump.c: Fix formatting.
5708 2001-08-13 Kazu Hirata <kazu@hxi.com>
5710 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
5713 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
5715 * loop.c (check_dbra_loop): Use condjump_label to compute
5718 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
5719 to better document the files they're in.
5721 2001-08-12 Zack Weinberg <zackw@panix.com>
5723 * recog.h (struct insn_operand_data): Shrink 'mode' field
5726 2001-08-12 Kazu Hirata <kazu@hxi.com>
5728 * gcc.c: Fix comment formatting.
5729 * gccspec.c: Likewise.
5732 * genemit.c: Likewise.
5733 * gengenrtl.c: Likewise.
5734 * genrecog.c: Likewise.
5735 * gensupport.c: Likewise.
5736 * ggc-page.c: Likewise.
5737 * global.c: Likewise.
5738 * graph.c: Likewise.
5739 * ifcvt.c: Likewise.
5740 * integrate.c: Likewise.
5742 * libgcc2.c: Likewise.
5744 * mbchar.c: Likewise.
5745 * optabs.c: Likewise.
5746 * predict.c: Likewise.
5747 * prefix.c: Likewise.
5748 * profile.c: Likewise.
5749 * protoize.c: Likewise.
5751 * recog.c: Likewise.
5752 * regclass.c: Likewise.
5753 * regmove.c: Likewise.
5754 * reg-stack.c: Likewise.
5755 * reload1.c: Likewise.
5756 * resource.c: Likewise.
5757 * rtlanal.c: Likewise.
5760 2001-08-12 Kazu Hirata <kazu@hxi.com>
5762 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
5763 a tree representing a constant is passed to the macro.
5765 2001-08-12 Richard Henderson <rth@redhat.com>
5767 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
5768 (rs6000_elf_asm_out_destructor): New.
5769 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
5770 (DTORS_SECTION_ASM_OP): Remove.
5771 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5772 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
5774 2001-08-12 David Edelsohn <edelsohn@gnu.org>
5777 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5778 * gcc.c (set_collect_gcc_options): New function, split out from
5780 Ignore elided switches.
5781 (do_spec_1): Invoke before executing command.
5782 (set_input): Export.
5783 Move declaration ...
5784 * gcc.h (set_input): ... here.
5785 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5788 2001-08-12 Richard Henderson <rth@redhat.com>
5790 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
5791 thinko wrt TARGET_RELOCATABLE.
5793 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
5795 * fix-header.c (cb_file_change): Update prototype.
5797 2001-08-11 Zack Weinberg <zackw@panix.com>
5799 * toplev.c (set_float_handler): Make static.
5800 * toplev.h: Don't prototype set_float_handler.
5802 * simplify-rtx.c: Don't include setjmp.h.
5803 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
5805 (simplify_unary_operation, simplify_binary_operation): Use them,
5806 via do_float_handler.
5808 * fold-const.c: Don't include setjmp.h.
5809 (exact_real_inverse_1): New function.
5810 (exact_real_inverse): Use it, via do_float_handler.
5812 * varasm.c: Don't include setjmp.h.
5813 (assemble_real_1): New function.
5814 (assemble_real): Use it, via do_float_handler.
5815 Call internal_error if we get a trap here.
5817 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
5818 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
5820 2001-08-11 Zack Weinberg <zackw@panix.com>
5822 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
5823 STACK_BOUNDARY if not already defined.
5825 * calls.c, function.c, reload1.c, explow.c: Don't default
5826 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
5827 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
5829 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
5832 * doc/tm.texi: Document that STACK_BOUNDARY is required;
5833 clarify difference between it and PREFERRED_STACK_BOUNDARY.
5835 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5837 * cppmacro.c (enter_macro_context): Push macro expansions even
5840 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5842 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
5843 (rs6000_elf_section_type_flags): Actually return a value.
5845 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5847 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
5848 Clean up code: add missing comments and prototypes, fix warnings,
5849 remove obsolete code, fix spacing to conform to coding style.
5851 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5853 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
5854 and TARGET_ASM_CLOSE_PAREN.
5855 (regclass_map): CC register belongs to class NO_REGS.
5856 (legitimize_pic_address): Don't generate unnecessary moves
5857 (to avoid confusing loop optimization).
5858 (check_and_change_labels): Replace jump_long by indirect_jump.
5859 (s390_final_chunkify): Don't start a new literal pool on section
5860 switch in 64-bit code.
5861 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
5863 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
5864 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
5865 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
5867 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
5868 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
5869 (CONST_COSTS): Fixed incorrect costs.
5871 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
5872 Use emit_jump instead of emit_jump_insn (gen_jump).
5873 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
5874 (to avoid confusing flow analysis).
5875 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
5876 (casesi, casesi_jump): New.
5877 (jump_long): Removed. Functionality merged into indirect_jump.
5878 (indirect_jump): Accept address_operand, not just register_operand.
5879 (cjump_long, icjump_long): Use same logic as indirect_jump.
5880 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
5881 Fixed broken setjmp/longjmp handling.
5882 (do_builtin_setjmp_setup): Removed.
5884 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
5885 broken GNU as versions that don't accept .quad with large
5886 negative values. Use hexadecimal output instead.
5887 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
5888 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
5889 FUNCTION_EPILOGUE): Removed. Now in targetm.
5891 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
5893 * config/s390/fixdfdi.h: Add missing copyright statement.
5894 Fix type conflicts on 64-bit. Add missing SFmode routines.
5896 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
5899 2001-08-11 Richard Henderson <rth@redhat.com>
5901 * rtl.h (REG_EH_RETHROW): Remove.
5902 * rtl.c (reg_note_name): Update.
5903 * combine.c (distribute_notes): Don't check for it.
5905 2001-08-11 Richard Henderson <rth@redhat.com>
5907 * combine.c (distribute_notes): Place REG_SETJMP.
5909 2001-08-11 Richard Henderson <rth@redhat.com>
5911 * doc/extend.texi (Arrays and pointers implementation): Discourage
5912 relying on sign-extension of pointers.
5914 2001-08-11 H.J. Lu <hjl@gnu.org>
5916 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
5918 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
5919 RDATA_SECTION_ASM_OP.
5921 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5923 * doc/install.texi (Specific, c4x): Fix cross-reference to the
5924 main manual to work both for info and HTML versions.
5926 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5927 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5929 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
5930 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
5931 (struct cpp_pool): New member first.
5932 * cppinit.c (append_include_chain): Plug memory leaks.
5933 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
5934 Allocate pragma structures from the (aligned) macro pool to
5935 avoid leaking memory.
5936 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
5937 so we don't leak memory.
5938 * hashtable.c (ht_destroy): New.
5939 * hashtable.h (ht_destroy): New.
5941 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5942 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5944 * c-lex.c (map): Make const.
5945 (cb_file_change): Update for callback passing a line map.
5946 Don't assume we have a previous map. Remove sanity check
5947 about popping too many files.
5948 * cpperror.c (print_location): Make map const.
5949 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
5950 (cpp_make_system_header): Similarly.
5951 (search_from): Similarly.
5952 (_cpp_execute_include): Don't remember where we came from.
5953 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
5954 (struct cpp_reader): Make map const.
5955 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
5956 * cpplib.c (do_line): Update; line maps now hold sysp.
5957 (cpp_push_buffer): Similarly.
5958 (_cpp_do_file_change): Similarly; callback with map instead.
5959 (cpp_get_line_maps): Constify return value.
5960 (_cpp_pop_buffer): Update.
5961 * cpplib.h (struct cpp_file_change): Remove.
5962 (struct cpp_callbacks): Update.
5963 (cpp_get_line_maps): Constify return value.
5964 * cppmacro.c (_cpp_create_definition): Update.
5965 * cppmain.c (struct printer): Constify map.
5966 (maybe_print_line): Similarly.
5967 (print_line): Similarly. Deduce flags 1 and 2 here.
5968 (cb_file_change): Update.
5969 * line-map.c (free_line_maps): Warn regardless.
5970 (add_line_map): Return pointer to const. When passed NULL to_file
5971 with LC_LEAVE, use the obvious values for the return point so the
5972 caller doesn't have to figure them out.
5973 (lookup_line): Return pointer to const.
5974 (print_containing_files): Take pointer to const.
5975 * line-map.h (struct line_map): New members reason, sysp.
5976 (add_line_map): Return pointer to const.
5977 (lookup_line): Similarly.
5978 (print_containing_files): Take pointer to const.
5980 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
5981 Richard Henderson <rth@redhat.com>
5983 * regmove.c (regmove_optimize): Avoid setting a register twice in
5986 2001-08-10 Richard Henderson <rth@redhat.com>
5988 * doc/extend.texi (Arrays and pointers implementation): Document
5989 behavior of pointer/integer conversion.
5991 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
5993 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
5995 2001-08-10 Richard Henderson <rth@redhat.com>
5997 * doc/extend.texi (C Implementation): New chapter.
5998 * doc/gcc.texi (Top): Link it in.
6000 2001-08-10 Andrew Cagney <ac131313@redhat.com>
6002 * doc/install.texi (Specific): Fix CVS merge botch.
6004 2001-08-10 Richard Henderson <rth@redhat.com>
6006 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
6007 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
6009 2001-08-10 Zack Weinberg <zackw@stanford.edu>
6011 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
6012 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
6013 this macro is now required.
6015 * cselib.c (cselib_process_insn), flow.c (propagate_block),
6016 loop.c (find_and_verify_loops), reload.c (reload): Check
6017 for rtx code of CALL_INSN, not CALL, when deciding if we
6018 need to check for REG_SETJMP note.
6020 * gcse.c (compute_hash_table, compute_store_table): Update
6021 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
6024 * config/avr/avr.c: Fix typo.
6025 * config/convex/convex.c (expand_movstr): Use adjust_address.
6026 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
6028 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
6029 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
6031 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
6032 Do define STACK_BOUNDARY.
6033 * config/i370/i370.c: Include expr.h.
6034 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
6035 config/pa/som.h, config/v850/v850.h: Take in_ctors and
6036 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
6037 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
6038 * config/m88k/m88k.c: Include c-tree.h after expr.h.
6039 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
6040 * config/romp/romp.c: Include expr.h after tree.h.
6042 (output_fpop): Use xmalloc, not oballoc.
6043 * config/we32k/we32k.c: Include expr.h.
6045 2001-08-10 Kazu Hirata <kazu@hxi.com>
6047 * config/h8300/h8300.h: Fix formatting.
6049 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
6051 * c-common.h (RETURN_NULLIFIED_P): Lose.
6052 * c-semantics.c (genrtl_return_stmt): Don't check it.
6054 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6056 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
6057 (mips_annotate_frame_insn): New function.
6058 (mips_emit_frame_related_store): New function.
6059 (save_restore_insns): Don't mark instructions that set up the base
6060 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
6061 the store instructions instead.
6062 (mips_expand_prologue): If the stack size is moved into a temporary
6063 register, do not mark that move as frame-related. Add a
6064 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
6066 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6068 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
6069 stack slot as unchanging if current_function_calls_eh_return.
6071 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6073 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
6074 access the second half of the TFmode scratch operand.
6076 2001-08-10 Anthony Green <green@redhat.com>
6078 * java/class.c (emit_register_classes): Conditionalize code on
6081 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6083 * doc/install.texi (Specific, avr): Fix cross-reference to the
6084 main manual to work both for info and HTML versions.
6086 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
6088 * stmt.c (expand_null_return_1): Remove code to generate simple returns
6089 and "use_goto" argument.
6090 (expand_null_return, expand_value_return): Update all callers.
6091 * function.c (expand_function_end): Remove code to generate simple
6093 * config/vax/vax.md (epilogue): New expander for function return.
6094 * doc/md.texi (epilogue): Remove "if defined".
6096 2001-08-09 Zack Weinberg <zackw@stanford.edu>
6098 * Makefile.in: Partially revert my previous change:
6099 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
6100 of the hashtab.o and safe-ctype.o rules.
6102 2001-08-09 Richard Henderson <rth@redhat.com>
6104 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
6105 (USE_COLLECT2): Remove duplicate definition.
6106 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
6107 (use_collect2): Remove dead code.
6108 * configure.in (use_collect2): Remove will_use_collect2 and
6109 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
6110 * configure: Rebuild.
6112 * target.h (targetm.asm_out.constructor): New.
6113 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
6114 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
6115 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
6116 * varasm.c (in_ctors, in_dtors): New.
6117 (assemble_constructor, assemble_destructor): Remove.
6118 (default_stabs_asm_out_destructor): New.
6119 (default_named_section_asm_out_destructor): New.
6120 (dtors_section, default_dtor_section_asm_out_destructor): New.
6121 (default_stabs_asm_out_constructor): New.
6122 (default_named_section_asm_out_constructor): New.
6123 (ctors_section, default_ctor_section_asm_out_constructor): New.
6124 * output.h: Update declarations.
6125 * c-decl.c (c_expand_body): Use target hooks instead of
6126 assemble_constructor and assemble_destructor.
6127 * profile.c (output_func_start_profiler): Likewise.
6128 * objc/objc-act.c (finish_objc): Likewise.
6129 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
6130 for the constructor.
6131 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
6133 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
6134 (DTORS_SECTION_ASM_OP): Likewise.
6135 (__CTOR_LIST__): Use attribute section when possible.
6136 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
6138 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
6139 ASM_OUTPUT_CONSTRUCTOR.
6141 * config/darwin.c (machopic_asm_out_constructor): New.
6142 (machopic_asm_out_destructor): New.
6143 * config/darwin-protos.h: Update declarations.
6144 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6145 (ASM_OUTPUT_DESTRUCTOR): Remove.
6146 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6147 * config/nextstep.c (nextstep_asm_out_constructor): New.
6148 (nextstep_asm_out_destructor): New.
6149 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6150 (ASM_OUTPUT_DESTRUCTOR): Remove.
6151 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6152 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
6153 ASM_OUTPUT_*STRUCTOR.
6154 * config/i386/aix386ng.h: Likewise.
6156 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
6157 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
6158 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
6159 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6160 * config/lynx.h: Likewise.
6161 * config/netware.h: Likewise.
6162 * config/psos.h: Likewise.
6163 * config/alpha/alpha-interix.h: Likewise.
6164 * config/alpha/elf.h: Likewise.
6165 * config/arc/arc.h: Likewise.
6166 * config/arm/aof.h: Likewise.
6167 * config/arm/coff.h: Likewise.
6168 * config/arm/elf.h: Likewise.
6169 * config/c4x/c4x.h: Likewise.
6170 * config/h8300/h8300.h: Likewise.
6171 * config/i386/cygwin.h: Likewise.
6172 * config/i386/djgpp.h: Likewise.
6173 * config/i386/i386-coff.h: Likewise.
6174 * config/i386/i386-interix.h: Likewise.
6175 * config/i386/sco5.h: Likewise.
6176 * config/i386/vsta.h: Likewise.
6177 * config/i386/win32.h: Likewise.
6178 * config/i960/i960-coff.h: Likewise.
6179 * config/ia64/sysv4.h: Likewise.
6180 * config/m68hc11/m68hc11.h: Likewise.
6181 * config/m68k/coff.h: Likewise.
6182 * config/m68k/mot3300.h: Likewise.
6183 * config/m88k/m88k.h: Likewise.
6184 * config/mcore/mcore-pe.h: Likewise.
6185 * config/mcore/mcore.h: Likewise.
6186 * config/mips/elf.h: Likewise.
6187 * config/mips/elf64.h: Likewise.
6188 * config/mips/iris6.h: Likewise.
6189 * config/pa/pa64-hpux.h: Likewise.
6190 * config/rs6000/sysv4.h: Likewise.
6191 * config/sh/sh.h: Likewise.
6192 * config/sparc/litecoff.h: Likewise.
6194 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
6195 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
6196 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6197 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6198 (ASM_OUTPUT_DESTRUCTOR): Remove.
6199 * config/a29k/a29k.c: Move include of tree.h.
6200 * config/a29k/udi.h: Delete file.
6201 * config/alpha/alpha.c (vms_asm_out_constructor): New.
6202 (vms_asm_out_destructor): New.
6203 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
6204 (EXTRA_SECTION_FUNCTIONS): Likewise.
6205 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6206 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6207 * config/c4x/c4x.c: Move include of tree.h.
6208 * config/clipper/clipper.c (clix_asm_out_constructor): New.
6209 (clix_asm_out_destructor): New.
6210 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6211 (ASM_OUTPUT_DESTRUCTOR): Remove.
6212 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6213 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6214 (TARGET_ASM_CONSTRUCTOR): New.
6215 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
6216 (sco_asm_out_constructor): New.
6217 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
6218 * config/i386/svr3gas.h: Remove stack grows up code.
6219 Remove code duplicated from i386/sysv3.h.
6220 (TARGET_ASM_CONSTRUCTOR): New.
6221 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6222 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
6223 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6224 (TARGET_ASM_CONSTRUCTOR): New.
6225 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
6226 (m68hc11_asm_out_destructor): New.
6227 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
6228 (TARGET_ASM_DESTRUCTOR): New.
6229 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
6230 * config/m68k/dpx2.h: Properly undef all the bits inherited from
6231 config/svr3.h pertaining to section manipulation.
6232 * config/m68k/dpx2g.h: Remove #if 0 code.
6233 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
6234 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
6235 (ASM_OUTPUT_CONSTRUCTOR): Remove.
6236 (TARGET_ASM_CONSTRUCTOR): New.
6237 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
6238 (m88k_svr3_asm_out_constructor): New.
6239 (m88k_svr3_asm_out_destructor): New.
6240 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6241 (ASM_OUTPUT_DESTRUCTOR): Remove.
6242 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6243 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
6244 * config/rs6000/aix.h: Likewise.
6245 * config/mips/rtems64.h: Don't undef removed constructor related bits.
6246 * config/mips/vxworks.h: Likewise.
6247 * config/rs6000/lynx.h: Likewise.
6248 * config/sh/elf.h: Likewise.
6249 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
6250 (DTORS_SECTION_ASM_OP): New.
6251 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6252 (ASM_OUTPUT_DESTRUCTOR): Remove.
6253 * config/sparc/sol2-sld-64.h: Likewise.
6254 * config/vax/vax.c (vms_asm_out_constructor): New.
6255 (vms_asm_out_destructor): New.
6256 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6257 (ASM_OUTPUT_DESTRUCTOR): Remove.
6258 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6260 * doc/tm.texi (@node Initialization): Update.
6262 2001-08-09 Richard Henderson <rth@redhat.com>
6264 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
6265 (__do_global_dtors_aux): Use gp-relative static data to avoid
6266 one dynamic relocation.
6267 (__do_frame_setup): Register Java classes.
6268 * config/alpha/crtend.asm (__JCR_END__): New.
6270 2001-08-09 Zack Weinberg <zackw@stanford.edu>
6272 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
6273 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
6274 (GEN, STAGESTUFF): Add new files.
6275 (insn-constants.h, s-constants, tm-preds.h, s-preds,
6276 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
6277 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
6278 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
6279 as well as insn-codes.h and insn-flags.h in config.h; and no
6280 extra headers in tconfig.h and hconfig.h.
6282 * gencodes.c: Eliminate code to generate predicate declarations
6283 or #defines for md-file constants.
6284 * genconstants.c, genpreds.c: New files.
6286 * i386.md: Re-order guard expressions such that TARGET_64BIT
6287 comes first, when this permits better optimization. Add
6288 TARGET_64BIT to more x86-64 patterns. Add comment explaining
6289 why this is desirable.
6291 2001-08-09 Jakub Jelinek <jakub@redhat.com>
6293 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
6294 (find_fde_for_dso): Remove.
6295 (_Unwind_IteratePhdrCallback): New.
6296 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
6297 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
6299 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6301 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
6302 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
6304 2001-08-09 Graham Stott <grahams@redhat.com>
6306 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
6307 (vis_no_unit): Use it.
6308 (visualize_no_unit): Add the insn only if room exists.
6310 2001-08-09 Graham Stott <grahams@redhat.com>
6312 * predict.c (estimate_probability): Replace magic numbers with
6313 appropriate enumeration.
6315 2001-08-09 Graham Stott <grahams@redhat.com>
6317 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
6319 (EXTRACT_FLAGS): Likewise.
6321 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
6323 * config/mips/mips.c (mips_legitimate_address_p): Check for
6324 CONST_INT in last patch.
6326 2001-08-08 Anthony Green <green@redhat.com>
6328 * java/class.c (emit_register_classes): Use assemble_jcr if
6329 possible. Keep the original mechanism as a fallback.
6330 * defaults.h (JCR_SECTION_NAME): Define if we have named section
6331 and weak symbol support.
6332 * crtstuff.c (__JCR_LIST__): Define.
6333 (__JCR_END__): Define.
6334 (_Jv_RegiserClasses): Define weak symbol if possible.
6335 (__do_global_ctors_aux): Register classes for ELF targets with
6336 weak symbol support.
6338 2001-08-08 Kazu Hirata <kazu@hxi.com>
6340 * dbxout.c: Fix comment formatting.
6341 * dependence.c: Likewise.
6343 * diagnostic.c: Likewise.
6344 * dominance.c: Likewise.
6345 * doprint.c: Likewise.
6346 * dwarf2out.c: Likewise.
6347 * dwarfout.c: Likewise.
6348 * emit-rtl.c: Likewise.
6349 * except.c: Likewise.
6350 * explow.c: Likewise.
6351 * expmed.c: Likewise.
6354 * fold-const.c: Likewise.
6355 * function.c: Likewise.
6357 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6359 * global.c (retry_global_alloc): Avoid shadowing allocno.
6361 2001-08-08 Mark Mitchell <mark@codesourcery.com>
6363 * except.c (remove_fixup_regions): Fix typo.
6365 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
6367 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
6368 unsigned HOST_WIDE_INT to avoid warning.
6369 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
6370 * flow.c (set_block_for_new_insns): Likewise.
6372 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
6374 * sibcall.c (return_value_pseudo): New static variable.
6375 (skip_copy_to_return_value): Handle return_value_pseudo.
6376 (call_ends_block_p): Ensure that return_value_pseudo is set.
6377 (optimize_sibling_and_tail_recursive_call): Discover the
6378 load of pseudo return value in alternate exit block.
6380 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6382 * calls.c (ECF_ALWAYS_RETURN): New constant.
6383 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
6384 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
6385 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
6386 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
6387 * rtl.c (reg_note_name): New name.
6388 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
6390 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
6392 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
6394 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
6396 * alias.c (get_alias_set): Return a previously calculated
6397 alias set for a VAR_DECL.
6398 * function.c (gen_mem_addressof): Calculate the alias set before
6401 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
6403 * predict.def: Set hitrates according our experimental run.
6405 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
6407 * i386.h (HARD_REGNO_RENAME_OK): New macro.
6409 2001-08-08 H.J. Lu <hjl@gnu.org>
6411 * config/mips/mips.c (mips_unique_section): New. Copied from
6414 * config/mips/mips-protos.h (mips_unique_section): New
6417 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
6419 * config/mips/little.h: New. Generic little endian mips
6420 targets. Only mips*-*-linux* is converted to use it so far.
6422 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
6423 (WCHAR_TYPE): Defined
6424 (WCHAR_TYPE_SIZE): Likewise.
6425 (INIT_SUBTARGET_OPTABS): Likewise.
6426 (BSS_SECTION_ASM_OP): Likewise.
6427 (SBSS_SECTION_ASM_OP): Likewise.
6428 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
6429 (ASM_DECLARE_OBJECT_NAME): Likewise.
6430 (UNIQUE_SECTION): Likewise.
6431 (EXTRA_SECTIONS): Likewise.
6432 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
6433 (ASM_OUTPUT_DESTRUCTOR): Likewise.
6434 (ASM_OUTPUT_DEF): Likewise.
6435 (HANDLE_SYSV_PRAGMA): Removed.
6436 (NO_IMPLICIT_EXTERN_C): Likewise.
6437 (TARGET_MEM_FUNCTIONS): Likewise.
6438 (STARTFILE_SPEC): Likewise.
6439 (ENDFILE_SPEC): Likewise.
6440 (LIB_SPEC): Likewise.
6441 (INVOKE__main): Likewise.
6442 (CTOR_LIST_BEGIN): Likewise.
6443 (CTOR_LIST_END): Likewise.
6444 (DTOR_LIST_BEGIN): Likewise.
6445 (DTOR_LIST_END): Likewise.
6446 (SET_ASM_OP): Likewise.
6447 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6448 (ASM_OUTPUT_DEF): Likewise.
6449 (ASM_OUTPUT_IDENT): Likewise.
6451 * config/mips/mips.h (ASM_SPEC): Undefine before define.
6452 (CPLUSPLUS_CPP_SPEC): Likewise.
6453 (ASM_APP_ON) Redefine only if not defined.
6454 (ASM_APP_OFF): Likewise.
6455 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6456 (ASM_OUTPUT_IDENT): Likewise.
6458 * config.gcc: Update tm_file for Linux/mips.
6460 2001-08-08 Bernd Schmidt <bernds@redhat.com>
6462 * cselib.c (cselib_record_sets): If insn is predicated, turn
6463 sources into IF_THEN_ELSEs.
6465 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
6466 Turn into define_insn_and_split.
6468 * sched-deps.c: Include "cselib.h".
6469 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
6470 Use cselib to turn memory addresses into VALUEs.
6471 (sched_analyze): Call cselib_init/cselib_finish if necessary.
6472 * sched-int.h (struct sched_info): New member USE_CSELIB.
6473 * sched-ebb.c (ebb_sched_info): Initialize it.
6474 * sched-rgn.c (rgn_sched_info): Likewise.
6475 * Makefile.in (sched-deps.o): Update dependencies.
6477 * cselib.h (cselib_subst_to_values): Declare.
6478 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
6479 that have no value and autoincs to be handled by generating a new
6482 2001-08-08 Graham Stott <grahams@redhat.com>
6484 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
6485 within fixed length SEQUENCE.
6487 2001-08-08 Graham Stott <grahams@redhat.com>
6489 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
6490 (diagnostic_prefixing_rule): Likewise.
6491 (diagnostic_line_cutoff): Likewise.
6492 (diagnostic_kind_count): Likewise.
6494 2001-08-08 Graham Stott <grahams@redhat.com>
6496 * alias.c (find_base_decl): Delete redundent assignment.
6498 2001-08-08 Graham Stott <grahams@redhat.com>
6500 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
6501 (abs): Uppercase and paranthesize macro parameter.
6502 (MEM_DEPENDENCY): Add whitespace.
6504 2001-08-08 Graham Stott <grahams@redhat.com>
6506 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
6507 failure check for CONST_INT
6509 2001-08-08 Graham Stott <grahams@redhat.com>
6511 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
6512 (libcall_dead_p): Likewise.
6514 (mark_used_regs): Constify fmt.
6515 (find_use_as_address): Likewise.
6517 2001-08-08 Graham Stott <grahams@redhat.com>
6519 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
6522 2001-08-08 Graham Stott <grahams@redhat.com>
6524 * combine.c (combine_simplify_rtx): Update comment and
6525 remove erroneous test.
6527 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6529 * cppinit.c (cpp_finish): Pop the final buffer without comment.
6530 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
6531 take care to avoid multiple no-newline at EOF warnings in that
6534 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
6536 * calls.c (expand_call): Do not emit INSN_SETJMP note.
6537 (emit_library_call_value_1): Likewise.
6538 (emit_call_1): Emit REG_SETJMP note.
6539 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
6541 * cselib.c (cselib_process_insn): Likewise.
6542 * flow.c (propagate_block): Likewise.
6543 * loop.c (find_and_verify_loops): Likewise.
6544 * reload.c (find_equiv_regs): Likewise.
6545 * reload1.c (reload): Likewise.
6546 * resource.c (mark_referenced_resources,
6547 mark_set_resources): Likewise.
6548 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
6549 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
6550 * haifa-sched.c (unlink_other_notes): Likewise.
6551 (reemit_notes): Likewise.
6552 * sched-ebb.c (sched_ebb): Likewise.
6553 * sched-rgc.c (sched_region): Likewise.
6554 * rtl.c (note_insn_name): Likewise.
6555 (reg_note_name): Add REG_SETJMP
6556 * rtl.h (reg_note): Add REG_SETJMP.
6557 (insn_note): Remove NOTE_INSN_SETJMP.
6559 * profile.c (branch_prob): Add fake edges for setjmp.
6561 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
6563 * config.gcc: Quote target_cpu_default2 correctly for
6564 powerpc*-*-* targets.
6566 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6568 * cpplib.h, line-map.h: Update comments.
6569 * cppmain.c (printer_init): Move inline.
6570 (maybe_print_line, print_line): Take a map pointer.
6571 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
6572 (cb_file_change): Don't use prior value of print.map.
6574 2001-08-07 David Edelsohn <edelsohn@gnu.org>
6576 * doc/install.texi: Document fine-grained multilib configuration.
6578 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6580 * rtlanal.c (find_first_parameter_load): Call note_stores
6581 only on the instructions.
6583 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6585 * alias.c (nonlocal_mentioned_p):
6586 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
6587 * calls.c (emit_call_1): Likewise.
6588 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
6589 * cselib.c (cselib_process_insn): Likewise.
6590 * df.c (df_insns_modify): Likewise.
6591 * flow.c (need_fake_edge_p): Likewise.
6592 (propagate_one_insn): Likewise.
6593 * haifa-sched.c (reemit_notes): Likewise.
6594 * integrate.c (copy_insn_list): Likewise.
6595 * jump.c (delete_prior_computation): Likewise.
6596 * local-alloc.c (validate_equiv_mem): Likewise.
6597 * loop.c (scan_loop): Likewise.
6598 * predict.c (estimate_probability): Likewise.
6599 * reload.c (reload): Likewise.
6600 * sched-deps (sched_analyze): Likewise.
6601 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
6602 * gcse.c (compute_hash_table): Likewise.
6603 (mark_call): Likewise.
6604 (store_killed_in_insn): Likewise.
6606 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
6608 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
6610 2001-08-06 Richard Henderson <rth@redhat.com>
6612 * varasm.c (assemble_gc_entry): Remove.
6613 * output.h: Likewise.
6615 2001-08-06 Richard Henderson <rth@redhat.com>
6617 * varasm.c (assemble_constructor): Take a symbol_ref and a
6618 priority instead of a bare string. Move priority handling
6619 here from cp/decl2.c.
6620 * output.h: Update decls.
6622 * c-decl.c (c_expand_body): Update calls to assemble_constructor
6623 and assemble_destructor.
6624 * profile.c (output_func_start_profiler): Likewise.
6625 * objc/objc-act.c (finish_objc): Likewise.
6626 (build_module_descriptor): Return the symbol not the symbol name.
6628 2001-08-06 David Edelsohn <edelsohn@gnu.org>
6630 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
6631 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
6632 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
6633 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
6634 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
6635 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
6637 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6639 * cpperror.c (print_containing_files): Moved to line-map.c.
6640 (print_location): line-map.c handles re-listing or otherwise.
6641 * cpphash.h (struct lexer_state): Remove next_bol.
6642 (struct cpp_buffer): Remove include_stack_listed.
6643 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
6644 Remove faked buffer handling.
6645 (_cpp_do_file_change): Tweak.
6646 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
6647 * cppmain.c (struct printer): Remove filename.
6648 (print_line, cb_file_change): Update accordingly.
6649 * line-map.c: Include intl.h.
6650 (init_line_maps): Initialize last_listed.
6651 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
6652 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
6653 (print_containing_files): New.
6654 * line-map.h (struct line_maps): New member last_listed.
6655 (print_containing_files, INCLUDED_FROM): New.
6656 * Makefile.in: Update.
6657 * po/POTFILES.in: Add line-map.c.
6659 2001-08-06 Richard Henderson <rth@redhat.com>
6661 * except.c (convert_from_eh_region_ranges_1): Never mark
6662 USE or CLOBBER insns as throwing.
6664 * expr.c (store_constructor): Don't clobber memory targets.
6666 2001-08-06 Andreas Jaeger <aj@suse.de>
6668 * profile.c (branch_prob): Remove unused variable insn.
6670 * Makefile.in (local-alloc.o): Add dependency on except.h.
6672 * local-alloc.c: Include except.h for can_throw_internal prototype.
6674 2001-08-06 Richard Henderson <rth@redhat.com>
6676 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
6677 * function.c (expand_main_function): Implement it.
6678 * doc/tm.texi: Document it.
6680 2001-08-06 Stan Shebs <shebs@apple.com>
6682 * doc/install.texi: Document powerpc-*-darwin* details.
6684 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
6686 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
6687 (ASM_CPU_SPEC): Move back to rs6000.h
6688 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
6690 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
6692 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
6695 * config/rs6000/linux64.h: Ditto.
6697 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6698 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
6701 Remove accidently readded definitions of FUNCTION_PROLOGUE,
6702 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
6704 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6707 2001-08-05 Richard Henderson <rth@redhat.com>
6709 * local-alloc.c (update_equiv_regs): Do not move insns that
6712 2001-08-05 Jan Hubicka <jh@suse.cz>
6714 * Makefile.in (reload1.o): Add dedendancy on except.h
6715 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
6717 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
6718 indicating wehther edges has been cleaned up.
6719 * reload1.c: Inlucde except.h
6720 (fixup_abnormal_edges): Accept deleted insns.
6721 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
6724 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6726 * cpplib.c (do_line): Correct line number after pop_buffer.
6728 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6730 PR preprocessor/3824
6731 * line-map.c: Update comments.
6732 * line-map.h: Update comments.
6733 * tradcif.y: Don't consider large numbers unsigned.
6735 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6737 PR preprocessor/3081
6738 * c-lex.c (map): New.
6739 (cb_file_change): Update map and use it.
6740 (cb_def_pragma, cb_define, cb_undef): Use map and line.
6741 (c_lex): Update to use map.
6742 * cpperror.c (print_location): Move to using logical line numbers.
6743 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
6744 (cpp_make_system_header): Similarly.
6745 (_cpp_execute_include): Stop line numbering hacks. Store the
6746 line we will return to.
6747 * cpphash.h (CPP_BUF_LINE): Remove.
6748 (struct cpp_buffer): Remove lineno and pseudo_newlines.
6749 Add map and return_to_line.
6750 (_cpp_do_file_change): Update.
6751 * cppinit.c (cpp_start_read): Update line kludge.
6752 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
6753 (trigraph_ok): Use logical line numbers for diagnostics.
6754 (skip_block_comment): Likewise.
6755 (skip_whitespace): Likewise.
6756 (skip_line_comment): Use pfile->line instead.
6757 (_cpp_lex_token): Update to use logical line numbering exclusively.
6758 Handle BOL locally. Accept new lines in directives, but keep
6759 pfile->line decremented. Diagnostics use logical lines. Update
6761 * cpplib.c (SEEN_EOL): New.
6762 (skip_rest_of_line, check_eol): Use it.
6763 (end_directive): Increase line number when accepting the newline
6764 at the end of a directive.
6765 (run_directive): Simplify.
6766 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
6767 (_cpp_do_file_change): Update to take buffer line number as an
6768 argument, and store the current map in the cpp_reader. Remove
6769 line number kludges.
6770 (_cpp_do__Pragma): Restore output position after a _Pragma.
6771 (cpp_push_buffer): Don't set output line or lineno.
6772 (_cpp_pop_buffer): Transfer more info from a faked buffer.
6773 Remove line kludge. Set output_line.
6774 * cppmacro.c (builtin_macro): Update handling of __LINE__.
6775 (parse_arg): Use logical lines.
6776 (save_lookahead_token): Save EOFs too now.
6777 * cppmain.c (struct printer): Fix comments.
6778 (printer_init): Simplify, let caller do errors.
6779 (scan_translation_unit, check_multiline_token, dump_macro): Update.
6780 (maybe_print_line): Simplify.
6781 (print_line): Don't print a linemarker if -P.
6782 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
6783 (cb_file_change): Simplify.
6784 * line-map.h (LAST_SOURCE_LINE): Fix.
6785 (CURRENT_LINE_MAP): New.
6787 2001-08-05 Bernd Schmidt <bernds@redhat.com>
6789 * doloop.c (doloop_modify_runtime): Properly compute number of
6790 iterations if loop was unrolled.
6792 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
6793 if their CSELIB_VAL_PTRs are.
6795 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
6796 (setup_spill_pointers): Initialize it.
6797 (spill_restore_mem): Set it.
6798 (do_spill, do_restore): Use it to add REG_INC note.
6799 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
6801 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
6802 asms if other insns are available.
6804 * config/ia64/ia64.c (condop_operator): New predicate.
6805 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
6806 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
6809 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
6810 temporary register than directly using a MEM.
6812 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6814 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
6815 parameter in last change.
6817 2001-08-04 Zack Weinberg <zackw@panix.com>
6819 * sparc.md: Don't use #if inside C test expression.
6821 2001-08-04 Richard Henderson <rth@redhat.com>
6823 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
6825 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
6827 * cpphash.h (struct cpp_reader): New member directive_line.
6828 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
6829 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
6830 do_pragma): Pass line to callbacks.
6831 (start_directive): Record line of directive.
6832 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
6833 cb_include): Similarly.
6834 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
6837 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6839 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
6842 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6844 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
6846 * reload1.c (fixup_abnormal_edges): New static function.
6849 * flow.c (need_fake_edge_p): New function.
6850 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
6851 avoid call insn to be very last insn in the insn stream.
6853 * profile.c (branch_prob): Call flow_call_edges_add instead of
6854 doing that by hand; cleanup cfg to re-merge basic blocks once
6857 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6859 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
6860 are also on line-map.h.
6861 * cppfiles.c (stack_include_file): Update.
6862 * cpphash.h (struct cpp_buffer): New member return_at_eof.
6863 (_cpp_pop_buffer): New.
6864 * cppinit.c (cpp_destroy, cpp_finish): Update.
6865 (do_includes): Mark each buffer to return at EOF.
6866 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
6867 return as requested.
6868 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
6869 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
6870 * cpplib.h (cpp_pop_buffer): Remove.
6871 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
6872 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
6874 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
6876 (do_preprocessing): Update.
6877 * fix-header.c (read_scan_file): Update. No need to pop buffers.
6878 * c-parse.in (_yylex): Similarly.
6879 * scan-decls.c (scan_decls): Similarly.
6880 * line-map.h: Update comments.
6882 * objc/Make-lang.in (objc-act.o): Update dependencies.
6884 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6886 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
6887 and soft register for operand 0.
6888 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
6890 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6892 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
6893 register for operand 0.
6894 ("bitcmpqi_z_used"): Allow memory for operand 0.
6895 (split "bitcmpqi"): New split to handle address reg as operand 1.
6897 2001-08-04 Andreas Jaeger <aj@suse.de>
6899 * gcse.c: Revert Daniel's last patch.
6901 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6903 * sparc-protos.h: Add prototypes for fp_zero_operand and
6905 * sh-protos.h: Add prototype for fpul_operand.
6907 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6909 * doc/extend.texi (Other Builtins): Fix typo in last change.
6911 2001-08-03 Richard Henderson <rth@redhat.com>
6913 * target.h (gcc_target): Add asm_out.named_section,
6914 section_type_flags, have_named_sections.
6915 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
6916 (TARGET_HAVE_NAMED_SECTIONS): New.
6917 (TARGET_SECTION_TYPE_FLAGS): New.
6919 * Makefile.in (toplev.o): Depend on TARGET_H.
6920 (varasm.o, dbxout.o): Likewise.
6921 * c-common.c (decl_attributes): Check targetm.have_named_sections
6922 instead of ifdef ASM_OUTPUT_SECTION_NAME.
6923 * dbxout.c (dbxout_function_decl): Likewise.
6924 (dbxout_function_end): Likewise.
6925 * toplev.c (compile_file): Likewise.
6926 * varasm.c (exception_section): Likewise.
6927 * cp/decl2.c (finish_objects): Likewise.
6929 * defaults.h (EH_FRAME_SECTION): Remove.
6930 (EH_FRAME_SECTION_ASM_OP): Remove.
6931 (EH_FRAME_SECTION_NAME): New.
6932 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
6933 (UNIQUE_SECTION_P): Remove.
6934 * dwarf2out.c (SECTION_FORMAT): Remove.
6935 (ASM_OUTPUT_SECTION): Remove.
6936 (output_call_frame_info): Use named_section_flags.
6937 (output_comp_unit, dwarf2out_start_source_file): Likewise.
6938 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
6939 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
6940 * varasm.c (in_eh_frame, eh_frame_section): Remove.
6941 (named_section_flags): New.
6942 (named_section): Use it and targetm.section_type_flags.
6943 (resolve_unique_section): New.
6944 (assemble_start_function): Use it.
6945 (asm_emit_uninitialised, assemble_variable): Likewise.
6946 (default_section_type_flags): New.
6947 (default_no_named_section, default_elf_asm_named_section): New.
6948 (default_coff_asm_named_section, default_pe_asm_named_section): New.
6949 * output.h: Update varasm.c decls.
6950 (SECTION_*): New flags.
6952 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
6953 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
6955 * config/elfos.h (UNIQUE_SECTION_P): Remove.
6956 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
6957 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
6958 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6959 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
6960 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
6961 * config/mips/elf.h, config/mips/elf64.h: Likewise.
6962 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
6963 * config/pa/pa64-hpux.h,
6965 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
6966 (TARGET_ASM_NAMED_SECTION): New.
6967 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
6968 * config/alpha/vms.h, config/arm/coff.h: Likewise.
6969 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
6970 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
6971 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
6972 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
6973 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6974 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
6975 * config/i386/sco5.h, config/i386/win32.h: Likewise.
6976 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
6977 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
6978 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
6979 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
6980 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
6981 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
6982 * config/sparc/sysv4.h: Likewise.
6984 * config/nextstep.h: Error until named sections implemented.
6986 * config/a29k/a29k.c (a29k_asm_named_section): New.
6987 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
6988 (vms_section_type_flags, vms_asm_named_section): New.
6989 * config/arm/arm.c (arm_elf_asm_named_section): New.
6990 * config/avr/avr.c (asm_output_section_name): Remove.
6991 * config/avr/avr-protos.h: Update.
6992 * config/c4x/c4x.c (c4x_asm_named_section): New.
6993 * config/h8300/h8300.c (h8300_asm_named_section): New.
6994 * config/i386/i386.c (sco_asm_named_section): New.
6995 * config/i386/winnt.c (SECTION_PE_SHARED): New.
6996 (i386_pe_section_type_flags): New.
6997 (i386_pe_asm_named_section): New.
6998 * config/i386/i386-protos.h: Update.
6999 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
7000 * config/mcore/mcore.c (mcore_asm_named_section): New.
7001 * config/mips/mips.c (iris6_asm_named_section): New.
7002 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
7003 instead of UNIQUE_SECTION_P.
7004 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
7005 (xcoff_asm_named_section): New.
7006 * config/sh/sh.c (sh_asm_named_section): New.
7007 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
7009 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
7010 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
7011 (EH_FRAME_SECTION_NAME): New.
7012 (EXCEPTION_SECTION): New.
7013 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
7014 (DEBUG_*_SECTION): Remove.
7015 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
7016 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
7017 (EH_FRAME_SECTION_ASM_OP): Remove.
7019 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
7020 (ASM_OUTPUT_SECTION_NAME): Remove.
7021 (TARGET_ASM_NAMED_SECTION): New.
7022 (TARGET_HAVE_NAMED_SECTIONS): New.
7023 (TARGET_SECTION_TYPE_FLAGS): New.
7024 (EH_FRAME_SECTION_ASM_OP): Remove.
7025 (EH_FRAME_SECTION_NAME): New.
7027 2001-08-03 Zack Weinberg <zackw@stanford.edu>
7029 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
7030 for complex expressions when cfun == 0.
7031 * doc/extend.texi: Document that __builtin_constant_p can be
7032 used in data initializers as well as functions.
7034 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
7036 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
7037 variable I locally, instead of expecting a declaration in the
7040 2001-08-03 Richard Henderson <rth@redhat.com>
7042 * except.c (collect_one_action_chain): Add an explicit cleanup
7043 action if regions surrounding a catch were encoded entirely
7044 within the call-site entry.
7046 2001-08-03 Richard Henderson <rth@redhat.com>
7048 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
7049 don't take REGNO of a non-register.
7051 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7053 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
7054 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
7055 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
7056 (__gthread_mutex_init_function): New function for mutex initialization.
7058 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7060 * Makefile.in: Revert screwed up commit.
7062 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7064 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
7065 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
7066 merged by linker script to get a final _exit().
7067 (__do_global_dtors): New for destructor handling in specific exit
7069 (__do_global_ctors): New for constructors in specific install section.
7070 (__map_data_section): Map data sections before running constructors.
7071 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
7072 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
7073 (DTORS_SECTION_ASM_OP): Likewise.
7074 (CTORS_SECTION_FUNCTION): Define to force a reference to
7076 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
7078 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7080 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
7082 * Makefile.in: Add df.h to gcse.c dependencies.
7084 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7086 * varasm.c (output_constant_def_contents): Use for the length of a
7087 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
7088 depending on which is larger.
7090 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7092 * gcse.c: Include df.h for use as a dataflow analyzer.
7094 Declaration of reg_set_info: gone.
7095 New df_analyzer variable used by store motion.
7096 (reg_set_info): Deleted.
7097 (mark_mem_regs): New function, analyze regs used by a mem.
7098 (store_ops_ok): Use dataflow analyzer results to determine if
7099 necessary regs are changed in the block.
7100 (find_moveable_store): Remove check for symbol ref, we can handle
7101 much more complex expressions now.
7102 (compute_store_table): Remove most of the code, it's unnecessary
7103 now that the dataflow analyzer records the info for us.
7104 (store_killed_after): Add parameter to say whether to do the
7105 store_ops_okay test, used to speed up testing when we already know
7106 the answer, and just want to know if the store itself was killed.
7107 (build_store_vector): Largely rewritten to calculate the various
7108 vectors properly, and somewhat optimized.
7109 (store_motion): Init the df_analyzer, get REG_DEF chains.
7110 Also handle trapping expressions (since mems almost always trap)
7111 (simple_mem): Redefine what a simple mem is.
7113 2001-08-03 DJ Delorie <dj@redhat.com>
7115 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
7116 set from a constant part of the condition.
7118 2001-08-01 Andrew Cagney <ac131313@redhat.com>
7120 * mkdeps.c (deps_add_default_target): Make local variable
7121 ``start'' a const char pointer.
7122 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
7124 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7126 * doc/install.texi (Configuration): Fix markup.
7127 (Specific, i?86-*-udk): Likewise.
7128 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
7130 Document --enable-threads and --enable-libgcj status.
7131 (Specific, mips-sgi-irix*): Canonicalize triples.
7132 (Specific, mips-sgi-irix5): Warn about problems with this config.
7133 Mention required GNU as patch.
7134 Native assembler problems are fixed.
7135 (Specific, mips-sgi-irix6): Update O32 ABI support status.
7136 Document --enable-threads and --enable-libgcj status.
7138 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7140 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
7143 2001-08-03 Richard Henderson <rth@redhat.com>
7145 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
7148 2001-08-03 Richard Henderson <rth@redhat.com>
7150 * rtlanal.c (find_first_parameter_load): Stop if we
7151 reach a CODE_LABEL at BOUNDARY.
7153 2001-08-03 Richard Henderson <rth@redhat.com>
7155 * config/alpha/alpha.md (force_movdi): New insn.
7156 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
7157 Tweek FRP marking of VMS prologue insns.
7158 * config/alpha/vms.h (EPILOGUE_USES): New.
7160 2001-08-02 Richard Henderson <rth@redhat.com>
7162 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
7164 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
7166 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
7167 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
7168 config/convex/convex.h, config/d30v/d30v.c,
7169 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
7170 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
7171 config/mips/mips.h, config/mn10200/mn10200.h,
7172 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
7173 config/v850/v850.h, config/vax/openbsd.h,
7174 config/vax/openbsd1.h, config/vax/ultrix.h,
7175 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
7176 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
7177 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
7178 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
7179 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
7180 in comments and documentation.
7182 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7186 * Makefile.in (line-map.o): New.
7187 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
7188 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
7189 * cpperror.c (print_containing_files): Similarly.
7190 (print_location): Update. Don't output a space before _Pragma.
7191 * cppfiles.c (stack_include_file): Set to line 1 immediately.
7192 (stack_include_filee, cpp_make_system_header): Update.
7193 (_cpp_execute_include): Get logical line number right for calling
7194 as-yet-unterminated #include.
7195 * cpphash.h (struct cpp_reader): Add line_maps.
7196 (_cpp_do_file_change): Update.
7197 * cppinit.c (cpp_create_reader): Initialize line maps.
7198 (cpp_destroy): Destroy line maps.
7199 (cpp_start_read): Get logical line number right.
7200 * cpplex.c (parse_string): Only warn once for multi-line strings.
7201 Use boolean variable for null warning.
7202 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
7204 (do_include_common): End the directive early.
7205 (do_line): Don't warn about out-of-range lines in preprocessed
7206 source. Update. Remove unused variables.
7207 (_cpp_do_file_change): Update for new line mapping.
7208 (pragma_cb): New typedef.
7209 (cpp_register_pragma): Stop looking ahead before calling the
7211 (do_pragma_system_header): End directive early.
7212 (cpp_get_line_maps): New.
7213 (cpp_pop_buffer): Fudge logical line. Update.
7214 * cpplib.h: Include line-map.h
7215 (enum cpp_fc_reason): Remove.
7216 (struct cpp_file_change): Update.
7217 (cpp_get_line_maps): New.
7218 * cppmain.c (struct_printer): New member map.
7219 (cb_file_change): Update for new mappings.
7220 * fix-header.c (cb_file_change): Similarly.
7222 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7224 * Makefile.in (libgcc.mk): Define mkinstalldirs.
7225 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
7227 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
7229 * config/vax/vax.c: include expr.h.
7231 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7233 * Makefile.in ($(srcdir)/configure): Only rebuild in
7235 ($(srcdir)/config.in): Only define in maintainer mode.
7236 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
7238 2001-08-02 David Edelsohn <edelsohn@gnu.org>
7240 * doc/install.texi (Install GCC: Binaries): Update Bull info.
7242 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7244 * gcc.c (set_collect_gcc_options): New function, split out from
7246 Ignore elided switches.
7247 (do_spec_1): Invoke before executing command.
7248 (set_input): Export.
7249 Move declaration ...
7250 * gcc.h (set_input): ... here.
7251 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7254 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
7257 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
7259 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
7261 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
7263 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
7264 for the unnamed instructions it expands to.
7266 2001-08-02 Richard Henderson <rth@redhat.com>
7268 * regclass.c (call_really_used_regs): Conditionally define.
7269 (init_reg_sets_1): Don't use it if not defined.
7270 (fix_register): Similarly, don't set it.
7272 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7274 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
7275 Correct comment that had been missed in the previous change.
7277 2001-08-01 Stan Shebs <shebs@apple.com>
7279 * config/darwin.c (machopic_stub_name): Try matching by name.
7280 (update_stubs): New function.
7281 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
7284 2001-08-01 Richard Henderson <rth@redhat.com>
7286 * except.c (output_function_exception_table): Use assemble_align.
7287 * varasm.c (assemble_eh_label): Remove.
7288 (assemble_eh_align, assemble_eh_integer): Remove.
7290 2001-08-01 Robert Lipe <robertl@caldera.com>
7292 * dwarfout.c: Remove reference to README.DWARF.
7294 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
7296 * regclass.c (call_really_used_regs): New array for registers which
7297 are actually used by a call.
7298 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
7300 (fix_register): Set call_really_used too.
7301 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
7302 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
7304 2001-08-01 Richard Henderson <rth@redhat.com>
7306 * read-rtl.c (read_name): Consider \r whitespace.
7308 2001-07-11 Andrew Cagney <ac131313@redhat.com>
7310 * config.gcc: Recognize powerpc-*-netbsd*.
7312 * doc/install.texi (Host/target specific installation notes for
7313 GCC): Mention powerpc-*-netbsd*.
7315 * config/rs6000/netbsd.h: New file.
7316 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
7317 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
7318 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
7319 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
7320 (TARGET_VERSION): Redefine.
7322 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
7323 mcall-netbsd as a match for mcall-sysv.
7324 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
7325 (ncrti.S, ncrtn.S): New targets.
7326 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
7328 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
7329 "netbsd' as a V4 ABI.
7330 (ASM_SPEC): Check for -mcall-netbsd.
7331 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
7332 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
7333 (LIB_SPEC, ENDFILE_SPEC): Ditto.
7334 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
7335 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
7336 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
7337 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
7339 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
7340 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
7342 2001-08-01 Mark Kettenis <kettenis@gnu.org>
7344 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
7345 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
7346 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
7347 including "unwind-pe.h".
7349 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7351 * rs6000.md (define_splits): Kill unused constraints.
7353 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
7354 Jan Hubicka <jh@suse.cz>
7356 * function.c (thread_prologue_and_epilogue_insns): Kill code
7357 dealing with non-existent CFG.
7359 2001-08-01 Kazu Hirata <kazu@hxi.com>
7361 * alias.c: Fix comment formatting.
7362 * bitmap.c: Likewise.
7363 * builtins.c: Likewise.
7364 * calls.c: Likewise.
7365 * c-common.c: Likewise.
7366 * c-decl.c: Likewise.
7367 * c-dump.c: Likewise.
7368 * c-lex.c: Likewise.
7369 * collect2.c: Likewise.
7370 * combine.c: Likewise.
7371 * conflict.c: Likewise.
7372 * cppfiles.c: Likewise.
7373 * cppinit.c: Likewise.
7374 * cpplex.c: Likewise.
7375 * cpplib.c: Likewise.
7376 * cppmacro.c: Likewise.
7377 * cppspec.c: Likewise.
7378 * c-pragma.c: Likewise.
7379 * crtstuff.c: Likewise.
7381 * cselib.c: Likewise.
7382 * c-semantics.c: Likewise.
7383 * c-typeck.c: Likewise.
7385 2001-08-01 H.J. Lu <hjl@gnu.org>
7387 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
7389 2001-08-01 H.J. Lu <hjl@gnu.org>
7391 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
7393 2001-08-01 Ziemowit Laski <zlaski@apple.com>
7395 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
7396 contextualizing Objective-C class name lookup by the lexer.
7397 (typespec_reserved_nonattr): Disable ObjC class name lookup after
7399 (protocoldef): Add support for forward @protocol declarations.
7400 (yylexname): Suppress ObjC class name lookup in certain contexts;
7401 re-enable after lookup is complete.
7402 (_yylex): Re-enable ObjC class name lookup when certain
7403 punctuation marks are seen.
7405 * objc/objc-act.c (check_protocol_recursively): New function used
7406 for finding circular dependencies in protocols.
7407 (objc_declare_protocols): New function for handling forward
7408 @protocol declarations.
7409 (receiver_is_class_object): Detect the case when 'self' is used
7410 inside of a class method.
7411 (build_message_expr): Issue a warning if class method is desired
7412 but instance method is found instead.
7413 (conforms_to_protocol): Streamline.
7414 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
7415 protocol Foo, even if 'Bar foo' does not.
7416 (check_protocols): Streamline.
7417 (start_protocol): Add checks for circular and duplicate protocol
7419 (encode_aggregate_within): For typedefs of structs, encode the
7421 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
7422 (objc_declare_protocols): New prototype.
7424 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7426 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
7427 * cpplex.c (handle_newline): Update prototype. Maintain logical
7429 (skip_escaped_newlines, skip_block_comment, parse_string):
7431 (_cpp_lex_token): Update, and store token position within the token.
7432 * cpplib.h (struct cpp_token): Add line and column entries.
7433 * cppmacro.c (replace_args): Position stringified tokens correctly.
7435 2001-08-01 Andreas Jaeger <aj@suse.de>
7437 * basic-block.h: Add prototype for last_loop_beg_note.
7439 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
7441 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
7442 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
7444 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
7445 while handling WITH_CLEANUP_EXPR node. Use second operand calling
7446 expand_decl_cleanup.
7447 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
7449 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
7450 operand while calling simple_cst_equal.
7451 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
7452 operand is the cleanup expression, the third is the RTL_EXPR.
7453 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
7455 2001-07-31 Jeff Sturm <jsturm@one-point.com>
7457 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
7459 2001-07-31 matthew green <mrg@eterna.com.au>
7461 * config.gcc (i386-*-netbsdelf): New description.
7462 * config/i386/netbsd-elf.h: New file.
7464 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
7466 * loop.c (check_dbra_loop): Use single_set to compute
7469 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
7471 PowerPC reorg and support for powerpc64-*-linux*.
7473 Also fixes emitting of constants on 32 bit and 64 bit
7476 * config.gcc: powerpc64-*-linux* is a new target.
7477 Things that needed aix.h now also include xcoff.h
7479 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
7481 Move AIX specific stuff into aix.h.
7482 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
7483 with more than just XCOFF now.
7484 (SET_ASM_OP): Remove, now defined where needed.
7485 (FUNCTION_PROLOGUE): New macro definition.
7486 (FUNCTION_EPILOGUE): New macro definition.
7487 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
7489 * config/rs6000/xcoff.h: New file.
7491 * config/rs6000/linux64.h: New file.
7493 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
7495 2001-07-31 Alan Modra <amodra@bigpond.net.au>
7497 * rs6000.c (print_operand_address): Handle ELF syntax.
7498 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
7499 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
7500 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
7502 2001-07-31 David Edelsohn <edelsohn@gnu.org>
7504 * rs6000.c (rs6000_override_options): Only disable
7505 flag_function_sections for XCOFF.
7506 (exact_log2_cint_operand): New predicate.
7507 (reg_or_{add,sub}_cint64_operand): New predicates.
7508 (add_operand): Compare CONST_INT with fewer function calls.
7509 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
7510 (print_operand, case 'p'): Ensure positive operand.
7511 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
7512 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
7513 (PREDICATE_CODES): Add new predicates.
7514 * rs6000.md (addsi3): Split 32-bit constants more correctly.
7515 (divsi3, modsi3): Ensure positive power-of-2.
7516 (adddi3): Use new predicate. Split 32-bit constants more
7517 correctly. Re-arrange splitter to handle any constant.
7518 (subdi3): Use new predicate.
7519 (divdi3, moddi3): Ensure positive power-of-2.
7520 (movdi): Use rs6000_emit_set_const.
7521 (load_toc_v4_pic_di): Delete.
7523 2001-07-31 Graham Stott <grahams@redhat.com>
7525 * function.c (pad_below): Revert 2001-07-26 patch.
7527 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7529 * reg-stack (convert_regs_1): Fix best edge condition.
7531 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7533 * jump.c (duplicate_loop_exit_test): Better test for jumps
7534 entering the loop; create loop pre_header.
7536 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
7538 * doc/install.texi: Add s390 and s390x as new targets.
7539 * doc/invoke.texi: Add documantation of S/390 and zSeries
7541 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
7543 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7545 * config/m68k/m68k.md: Replace all general_operand with
7546 nonimmediate_operand for all destinations.
7547 * config/m68k/m68k.c (not_sp_operand): Likewise.
7549 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
7551 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
7553 2001-07-30 Richard Henderson <rth@redhat.com>
7555 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
7556 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
7558 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7560 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
7561 Add missing doc strings
7562 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
7563 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
7565 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7567 * i386.c (ix86_output_main_function_alignment_hack): New function.
7568 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
7570 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
7571 edges by EDGE_DFS_BACK flag.
7572 (dump_edge_info): Add dfs_back flag.
7573 * basic-block.h (EDGE_DFS_BACK): New constant.
7574 (mark_dfs_back_edges): Declare.
7575 * alias.c (loop_p): Remove.
7576 (mark_constant_function): Use mark_dfs_back_edges.
7578 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
7579 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
7580 (compensate_edge): Break out from ...
7581 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
7582 (convert_regs_2): Set block_done once block is really done;
7583 Do updating of the predecesors counts.
7585 * toplev.c (rest_of_compilation): Recompute block_for_insn
7586 before post-reload cfg_cleanup.
7587 * function.c (thread_prologue_epilogue_insns):
7588 Call set_block_for_new_insns when emitting prologue directly.
7590 2001-07-30 Andreas Jaeger <aj@suse.de>
7592 * jump.c: Add prototype for mark_modified_reg.
7594 * cse.c (set_live_p): Add unused attribute.
7596 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
7598 (scan_for_source_files): Use long for count to avoid overflow.
7599 (output_data): Likewise.
7600 (output_data): Don't use string concatatenation to silence gcc
7603 * predict.c: Fix typos and grammar.
7605 * gcse.c (insert_insn_end_bb): Remove unused variables.
7607 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
7609 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
7610 (attempt_auto_inc): LIkewise.
7611 (mark_used_reg): Likewise.
7612 (try_pre_increment_1): Likewise.
7613 * regclass.c (regclass): Likewise.
7614 * global.c (allocno_compare): Update comment; change scaling factor.
7615 * local-alloc.c (QTY_CMP_PRI): Likewise.
7616 * regs.h (REG_FREQ_FROM_BB): New.
7617 (REG_FREQ_MAX): Likewise.
7619 2001-07-30 H.J. Lu <hjl@gnu.org>
7621 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
7624 2001-07-30 H.J. Lu (hjl@gnu.org)
7626 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
7627 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7628 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
7630 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
7632 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
7633 as -mthumb-interwork when -mcpu=arm7 is specified.
7635 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7637 * predict.def (noreturn, loop branch, loop exit): Mark as first
7640 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
7642 * combine.c (try_combine): Avoid barrier after noop jumps.
7644 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7646 * cpphash.h (struct cpp_reader): Remove import_warning.
7647 * cpplib.c (skip_rest_of_line): Don't bother turning off
7649 (parse_include): Move include handling to...
7650 (do_include_common): ... here. Move import warning from...
7651 (do_import): ... here.
7652 (do_pragma_poison): Don't do a callback for poison identifiers.
7653 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
7654 * cppmain.c (setup_callbacks): Similarly.
7656 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7658 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
7659 handle multiple sets.
7660 * except.c (sjlj_mark_call_sites): .... here.
7661 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
7663 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7665 Suggested by Richard Henderson and Richard Kenner:
7666 * combine.c (recog_for_combine): Use the fake recog
7667 only if instruction does not match.
7668 * rtl.h (NOOP_MOVE_INSN_CODE): New.
7669 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
7671 * combine.c (try_combine): Discover noop jump as direct jump.
7673 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
7675 * df.c (df_rd_global_compute): Add successors to worklist, not
7677 (df_ru_global_compute): Ditto.
7679 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
7681 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
7682 increment REG_N_SETS.
7684 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
7686 * sbitmap.h: New prototype for sbitmap_a_xor_b.
7688 * sbitmap.c (sbitmap_a_xor_b): New function.
7689 ifdef the basic block stuff on IN_GCC.
7691 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7693 * cppexp.c (parse_defined): Always record the macro name.
7694 (lex): Don't worry about identifiers, or special-case
7696 (_cpp_parse_expr): Figure out at the end of the routine
7697 whether we saw a valid !defined() expression.
7698 * cppfiles.c (stack_include_file): Update for mi_valid.
7699 (_cpp_pop_file_buffer): Similarly.
7700 * cpplex.c (_cpp_lex_token): Similarly.
7701 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
7702 mi_if_not_defined, mi_lexed): Remove.
7704 * cpplib.c (do_if): Simplify.
7705 (do_endif, push_conditional, _cpp_handle_directive): Update
7706 for renaming of mi_state to mi_valid.
7708 * cpp.texi: Add index entries for digraphs, and add comment
7709 that C++ refers to them as alternative tokens.
7711 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
7713 * basic-block.h (CLEANUP_PRE_LOOP): New.
7714 * except.c (finish_eh_generation): Update call of cleanup_cfg.
7715 * sibcall.c (optimize_sibling_calls): Likewise.
7716 * toplev.c (rest_of_compilation): Likewise.
7717 * flow.c (try_forward_edges): Take argument MODE;
7718 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
7719 (try_optimize_cfg): Update call of try_forward_edges.
7721 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7722 Jan Hubicka <jh@suse.cz>
7724 * (validate_replace_rtx_1): Fix simplification of MINUS.
7726 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
7728 PR preprocessor/3669
7729 * cppinit.c (init_dependency_output): Turn off dump requests
7730 if sending dependencies to stdout.
7732 2001-07-28 Richard Henderson <rth@redhat.com>
7734 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
7737 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
7739 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
7741 2001-07-28 Kazu Hirata <kazu@hxi.com>
7743 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
7744 is VAR_DECL first to prevent an ICE.
7746 2001-07-28 Richard Henderson <rth@redhat.com>
7748 * varasm.c (immed_real_const_1): Don't elide special cases for
7750 (clear_const_double_mem): Clear const_tiny_rtx too.
7752 2001-07-28 Richard Henderson <rth@redhat.com>
7754 * dwarf2out.c (dw_val_class_offset): New.
7755 (struct dw_ranges_struct, dw_ranges_ref): New.
7756 (ranges_table, ranges_table_allocated): New.
7757 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
7758 (add_AT_offset, add_ranges, output_ranges): New.
7759 (print_die, output_die): Handle dw_val_class_offset.
7760 (attr_checksum, size_of_die, value_format): Likewise.
7761 (gen_lexical_block_die): Handle non-contiguous blocks.
7762 (gen_block_die): Likewise.
7763 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
7764 if needed. Dump the ranges table.
7765 * final.c (final_start_function): Remove unnecessary notes and
7766 rebuild the block tree before numbering the blocks.
7767 * function.c (reorder_blocks_0): Walk the existing block tree
7768 to unmark all blocks.
7769 (reorder_blocks_1): Create block fragments when duplicate block
7771 (reorder_fix_fragments): New.
7772 (reorder_blocks): Call it.
7773 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
7775 2001-07-28 Richard Henderson <rth@redhat.com>
7777 * emit-rtl.c (adjust_address): Make a copy of the memory address.
7779 2001-07-28 Richard Henderson <rth@redhat.com>
7781 * flow.c (add_to_mem_set_list): New function.
7782 (init_propagate_block_info): Use it.
7783 (mark_set_1): Likewise.
7784 (insn_dead_p): Canonicalize memory address for dead store
7785 comparison. Allow wider mode stores to kill narrower mode stores.
7786 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
7787 (invalidate_mems_from_set): Don't handle MEMs.
7789 2001-07-28 Kazu Hirata <kazu@hxi.com>
7791 * config/h8300/h8300.h: Fix formatting.
7793 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7795 * basic-block.h (EDGE_FREQUENCY): New macro.
7796 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
7798 * flow.c (find_sub_basic_blocks): Likewise.
7799 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
7800 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
7802 * predict.c (DEF_PREDICTOR): New argument FLAGS.
7803 (HITRATE): New macro.
7804 (PRED_FLAG_FIRST_MATCH): New constant.
7805 (predictor_info): New field flgags.
7806 (combine_predictions_for_insn): Use DS theory to combine
7807 probabilities; set the edge probabilities when finished.
7808 (estimate_probability): Avoid duplicated matches
7809 of LOOP_BRANCH heuristics for nested loops; update comment.
7810 * predict.def: Add flags for each prediction, set probabilities
7811 according to B&L paper.
7812 * predict.h (DEF_PREDICTOR): New argument FLAGS.
7814 * profile.c (compute_branch_probabilities): Cleanup way the edge
7815 probabilities are computed and REG_BR_PROB notes are dropped; if
7816 values does not match, emit error.
7817 (init_branch_prob): Do error instead of warning when profile driven
7818 feedback is missing or corrupt.
7820 2001-07-27 DJ Delorie <dj@redhat.com>
7822 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
7823 against a constant, try to adjust the compare to have the desired
7824 constant in it so that min/max optimizations happen more often.
7826 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7828 * flow.c (last_loop_beg_note): New function.
7829 (redirect_edge_and_branch): Use it.
7830 (split_edge): Likewise.
7832 * alias.c (loop_p): Avoid uninitialized memory access.
7834 * flow.c (try_forward_edges): Avoid accessing freed memory.
7836 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
7839 2001-07-26 Andrew Haley <aph@redhat.com>
7840 Joern Rennecke <amylaar@redhat.com>
7842 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
7843 (SUBTARGET_CPP_ENDIAN_SPEC): New.
7844 (SUBTARGET_CPP_SPEC): New.
7846 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
7847 (SUBTARGET_CPP_PTR_SPEC): New.
7848 (CPP_DEFAULT_CPU_SPEC): New.
7849 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
7850 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7851 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
7852 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7853 (SUBTARGET_CPP_SPEC): Define as an empty string.
7855 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7857 * doc/install.texi (Configuration): Properly link the host
7858 specific instructions also when generating HTML.
7860 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
7862 * flow.c (redirect_edge_and_branch_force): Test
7863 target->global_live_at_start.
7865 2001-07-26 Richard Henderson <rth@redhat.com>
7867 * simplify-rtx.c (avoid_constant_pool_reference): Export.
7868 * rtl.h (avoid_constant_pool_reference): Declare it.
7869 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
7870 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
7872 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7874 * rtl.h (cleanup_barriers): Declare.
7875 * jump.c (cleanup_barriers): New function.
7876 * toplev.c (rest_of_compilation): Call cleanup_barriers
7877 before loop optimizer and after bb_reorder.
7879 * flow.c (back_edge_of_syntactic_loop_p): New.
7880 (split_edge): Use it.
7882 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7884 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
7886 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
7888 * cse.c (cse_process_notes): Replace any registers if the address
7891 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
7893 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
7894 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
7895 (propagate_block): Update prototype.
7896 * flow.c (update_life_info): Simplify the CFG and
7897 recalculate the global regs which are alive when
7898 removing dead code during a global update.
7899 (propagate_block): Return non-zero if an INSN is
7902 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7904 * Makefile.in (LIBICONV): Define.
7906 2001-07-26 Catherine Moore <clm@redhat.com>
7908 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
7909 of conditional to avoid tree checking errors.
7911 2001-07-26 Kazu Hirata <kazu@hxi.com>
7913 * regmove.c (regmove_optimize): Don't replace a reg with
7914 another reg of a different mode.
7916 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
7918 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
7919 limit length of dependancy flush list.
7920 * params.h (MAX_PENDING_LIST_LENGTH): Define.
7921 * sched-int.h (struct deps): Add pending_flush_length field.
7922 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
7923 has 1 element in it.
7924 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
7925 (sched_analyze): After a jump, if the pending memory flush list is too
7926 large, flush the pending lists.
7927 (init_deps): Initialize pending_flush_length to 0.
7928 * doc/invoke.texi (max_pending_list_length): Document parameter.
7930 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
7932 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
7933 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
7934 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
7936 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7938 * cpphash.h (struct_lexer_state): Delete was_skipping.
7939 Move skipping here from struct cpp_reader.
7940 * cpplex.c (parse_identifier): Update.
7941 (_cpp_lex_token): Don't skip tokens in a directive.
7942 * cpplib.c (struct if_stack): Update.
7943 (start_directive, end_directive): Don't change skipping state.
7944 (_cpp_handle_directive): Update.
7945 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
7946 (do_else, do_endif): Update; only check for excess tokens if not
7947 in a skipped conditional block.
7948 (push_conditional): Update for new struct if_stack.
7950 2001-07-26 Graham Stott <grahams@redhat.com>
7952 * function.c (locate_and_pad_parm): Also pad initial offset
7953 so that the total argument size also includes the padding.
7955 2001-07-26 Graham Stott <grahams@redhat.com>
7957 * gensupport.c (alter_output_for_insn): Correct enable checking failure
7958 change XSTR to XTMPL.
7960 (process_one_cond_exec): Likewise
7962 2001-07-25 Richard Henderson <rth@redhat.com>
7964 * varasm.c (assemble_variable): Create DECL_RTL before setting
7967 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
7969 * predict.c (estimate_probability): Avoid duplicated predictions.
7971 * loop.c (find_and_verify_loops): Grok multiple barriers.
7973 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7975 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
7977 * dbxout.c: Consistently use putc instead of fputc.
7978 (print_wide_int): New function; call instead of direct fprintf.
7979 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
7980 (dbxout_type_fields, dbxout_type_method_1): Likewise.
7981 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
7982 (print_int_cst_octal): Likewise.
7983 (print_octal): Show we wrote characters.
7984 (dbxout_type): Set have_used_extensions in more places.
7986 2001-07-25 Catherine Moore <clm@redhat.com>
7988 * config/v850/v850.c (v850_va_arg): Use addr
7989 instead of valist to build incr.
7991 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
7993 * flow.c (delete_dead_jumptables): New function.
7994 (life_analyzis): Call it.
7995 * bb-reorder.c (skip_insns_after_block): Handle contradictory
7998 2001-07-25 Richard Henderson <rth@redhat.com>
8000 * except.c (reachable_handlers): Handle a region being removed
8001 out from under a RESX.
8003 2001-07-25 Richard Henderson <rth@redhat.com>
8005 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
8006 swap GE/GT if it is an fp comparison.
8008 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
8010 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
8013 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
8015 * ssa.c (rename_insn_1): Do not wrap an assignment to a
8016 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
8019 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
8021 (visit_expression): When attempting to simplify an expression,
8022 retrieve any modes for arguments before they are simplified
8025 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
8026 Janis Johnson <janis@us.ibm.com>
8028 * stmt.c (expand_goto): A nonlocal goto can be a call too.
8029 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
8030 pointer parameters to match documented usage of nonlocal_goto.
8031 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
8032 parameters to their correct order.
8033 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
8034 parameters to their correct order.
8036 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
8038 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
8040 2001-07-25 Jan Hubicka <jh@suse.cz>
8041 Richard Henderson <rth@redhat.com>
8043 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
8045 (make_edges): New argument update_p; populate the edge cache if set.
8046 (find_basic_blocks): Update make_edges invocation.
8048 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8050 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
8052 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8054 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
8055 -Acpu and -Amachine.h.
8056 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
8057 Corrected header to say ELF not a.out.
8058 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
8059 when given -msoft-float.
8061 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8063 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
8064 extra multilib parts like arm-elf.
8065 (i960-*-coff*, i960-*-rtems): Should not use collect2.
8066 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
8067 crtfini.o as extra multilib parts.
8069 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8071 * configure.in: Add rtems as a supported thread model.
8072 * gthr-rtems.h: Add missing entry point __gthread_active_p.
8073 * configure: Rebuilt.
8075 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
8077 * stor-layout.c (get_mode_alignment): make it work when
8078 BITS_PER_UNIT is not a power of two.
8079 * builtins.c (get_pointer_alignment): Likewise.
8081 2001-07-24 Richard Henderson <rth@redhat.com>
8083 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
8084 the retrieved constant into the expected mode.
8086 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
8088 * flow.c (try_simplify_condjump): Avoid duplicated edges.
8089 (verify_flow_info): Check for duplicated edges; clarify
8092 * flow.c (block_label): Update basic_block_for_insn.
8093 (commit_edge_insertions): Call compute_bb_for_insn.
8095 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
8098 * flow.c (redirect_edge_and_branch,
8099 try_optimize_cfg): Use redirect_edge_succ_nodup
8100 (redirect_edge_succ_nodup): New.
8101 * basic_block.h (redirect_edge_succ_nodup): Declare.
8103 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
8106 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
8108 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
8109 (try_crossjump_to_edge): Update commetns.
8110 (try_crossjump_bb): Likewise.
8112 2001-07-24 Richard Henderson <rth@redhat.com>
8114 * combine.c (distribute_notes): Move set of need_refresh
8115 for noop_move_p down to catch all cases.
8117 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
8119 * recog.c (split_all_insns_noflow): New.
8120 * rtl.h (split_all_insns_noflow): Declare.
8121 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
8122 * m68hc11.c (m68hc11_reorg): Likewise.
8123 * sh.c (machine_dependent_reorg): Likewise.
8124 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
8127 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
8129 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
8130 (ashlsi3_n splitter): Likewise.
8131 (lshrsi3_n splitter): Likewise.
8133 (GOTaddr2picreg): Make const SImode.
8134 (sym_label2reg): Likewise.
8135 (symGOT2reg): Likewise.
8136 (symGOTOFF2reg) Likewise.
8138 (casesi_worker_0): Make unspec SImode.
8140 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
8142 * config/sh/sh.c (barrier_align): Check that an operand really is
8143 an insn before extracting its INSN_CODE.
8145 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
8147 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
8150 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
8151 for SImode to prevent overflow.
8153 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8155 * config/mips/irix6-libc-compat.c: New file.
8156 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
8157 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
8160 2001-07-24 lars brinkhoff <lars@nocrew.org>
8162 * rtl.texi (REG_POINTER): Document.
8163 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
8164 QFmode, HFmode, TQFmode, QCmode, and HCmode.
8166 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
8168 * flow.c (delete_noop_moves): Do not confuse libcall regions.
8170 2001-07-23 Richard Henderson <rth@redhat.com>
8172 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
8174 2001-07-23 Kazu Hirata <kazu@hxi.com>
8176 * config/h8300/h8300-protos.h: Add a prototype for
8177 general_operand_dst_push.
8178 * config/h8300/h8300.c (general_operand_dst_push): New.
8179 * config/h8300/h8300.h (OK_FOR_T): New.
8180 (EXTRA_CONSTRAINT): Use it.
8181 * config/h8300/h8300.md (movqi_push): Remove and integrate into
8182 the existing movqi pattern.
8183 (movhi_push): Likewise.
8185 * reload.c: Fix comment typos.
8187 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
8189 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
8191 2001-07-23 H.J. Lu (hjl@gnu.org)
8193 * doc/extend.texi: Update __builtin_return_address and
8194 __builtin_frame_address.
8196 2001-07-23 Richard Henderson <rth@redhat.com>
8198 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
8200 * config/i386/i386.md: New setcc+movzbl peephole2.
8202 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8204 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
8205 * objc/objc-act.c: Include debug.h.
8206 (synth_module_prologue): Save and restore debug hooks too.
8208 2001-07-23 lars brinkhoff <lars@nocrew.org>
8210 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
8211 and C4X_FLOAT_FORMAT.
8212 (BOOL_TYPE_SIZE): Document.
8214 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
8216 * unroll.c (loop_iterations): Fix miscalculation of initial
8219 2001-07-13 Andrew Haley <aph@redhat.com>
8221 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
8222 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
8223 * config/sh/sh.c (sh_can_redirect_branch): New function.
8224 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
8225 * reorg.c (steal_delay_list_from_target): Use
8226 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
8228 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
8230 * flow.c (try_simplify_condjump): Unlink insn chain on
8231 fallthru edge; use can_fallthru.
8233 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
8235 * basic-block.h (find_sub_basic_block): Declare.
8236 * flow.c (make_edges): New arguments MIN and MAX;
8237 (find_sub_basic_blocks): Revamp to use make_edges
8238 and purge_dead_edges.
8239 (find_basic_blocks): Update call of find_sub_basic_block.
8241 * recog.c (split_all_insns): Always expect CFG to be consistent;
8242 call find_sub_basic_blocks in case something has changed.
8243 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
8246 * basic-block.h (delete_noop_moves): Declare.
8247 * combine.c (combine_instructions): Call it.
8248 (recog_for_combine): Tolerate noop moves
8249 (distribute_notes): Force refresh when register dies at noop move.
8250 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
8252 (life_analysis): Update delete_noop_moves call.
8253 (set_noop_p): Move too ...
8254 * rtlanal.c (noop_move_p): ... here.
8255 * rtl.h (noop_move_p): Declare.
8257 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
8258 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
8260 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
8261 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
8263 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
8265 * reload.c (push_reload): Fix typo in comment.
8266 (find_reloads_address): Ditto.
8267 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
8269 2001-07-22 Richard Henderson <rth@redhat.com>
8271 * flow.c: Grammar check and clarify a lot of comments.
8272 (try_simplify_condjump): Rename variables to be clearer.
8273 (try_forward_edges): Skip complex and fallthru edges.
8274 Rearrange tests to avoid duplicate checks.
8275 (flow_find_cross_jump): Likewise.
8276 (outgoing_edges_match): Allow match if neither branch has
8277 probability data. Loosen probability match to 5%.
8278 (try_crossjump_to_edge): Hoist repeated indirection into
8280 (try_crossjump_bb): Don't check complex edges. Eliminate
8281 redundant crossjump tests.
8282 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
8283 checks before more expensive checks.
8285 2001-07-22 Richard Henderson <rth@redhat.com>
8287 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
8288 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
8291 2001-07-22 Richard Henderson <rth@redhat.com>
8293 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
8294 (const_sint32_operand): Likewise.
8295 * m68k.md (anon mulsi pattern): Use const_int_operand not
8296 const_sint32_operand.
8297 (umulsi3_highpart): Zero extend a constant input.
8298 (smulsi3_highpart): Don't bother checking SImode constant.
8299 (const_umulsi3_highpart): Give op3 DImode.
8300 (const_smulsi3_highpart): Likewise.
8302 2001-07-22 Richard Henderson <rth@redhat.com>
8304 * flow.c (split_block): Make sure bb_note is included in the
8305 new block when splitting before a label.
8307 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
8309 * basic-block.h (redirect_edge_and_branch_force,
8310 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
8311 * flow.c (redirect_edge_and_branch_force,
8312 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
8313 (redirect_edge_and_branch_force): Fix copying of lifeness information.
8314 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
8315 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
8316 instead of label; update CFG after transformation.
8317 (find_if_case_1): Update call, use redirect_edge_and_branch_force
8318 for finishing the transformation; handle even case where ELSE
8319 does not follow THEN.
8320 (find_if_case_2): Update call of dead_or_predictable; simplify
8323 * emit-rtl.c (split_branch_probability): New global variable.
8324 (try_split): Take care to set split_branch_probability and
8325 create REG_BR_PROB note for new jump insns.
8326 * md.texi (define_split): Document new feature.
8328 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
8330 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
8332 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
8333 (asm_out_file): Remove redundant declaration.
8334 (assemble_asm): Remove old #if 0 block.
8335 (assemble_variable): Remove end of function; debug output is
8336 now handled with global_decl. Remove old #if 0 block. Update.
8337 Remove saved_in_section and associated no-op code.
8338 * Makefile.in (varasm.o): Correct dependencies.
8340 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
8342 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8343 the definition in defaults.h.
8345 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
8347 * jump.c: Update comments.
8348 (delete_barrier_successors, delete_unreferenced_labels,
8349 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
8350 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
8351 jump_optimize, jump_optimize_minimal): Kill.
8352 (rebuild_jump_labels): Move code from jump_optimize_1.
8353 (purge_line_number_notes): Likewise.
8354 (copy_loop_headers): Likewise.
8355 * reg-stack.c: Update comment.
8357 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
8358 JUMP_AFTER_REGSCAN): Kill.
8359 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
8360 purge_line_number_notes and copy_loop_headers.
8362 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
8363 Richard Henderson <rth@redhat.com>
8365 * dbxout.c (dbxout_global_decl): New.
8366 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8367 * sdbout.c (sdbout_finish): New.
8368 (sdbout_debug_hooks): Use it, add comments.
8369 (sdbout_global_decl): Defer initialised public vars to
8371 * varasm.c (assemble_variable): Don't output debug information
8372 for file-scope variables.
8374 2001-07-22 Richard Henderson <rth@redhat.com>
8376 * config/alpha/alpha.c (get_trap_mode_suffix): New.
8377 (get_round_mode_suffix): New.
8378 (print_operand): Use them for [/]. Remove support for [&'`()+].
8379 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
8380 * config/alpha/alpha.md (attr round_suffix): New.
8381 (attr trap_suffix): New.
8382 (all insns): Set them appropriately. Use %/ instead of the
8385 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8387 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
8389 2001-07-22 Richard Henderson <rth@redhat.com>
8391 * regrename.c (regrename_optimize): Compute nregs for each
8392 potential target register.
8394 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
8395 Richard Henderson <rth@redhat.com>
8397 * dbxout.c (dbxout_global_decl): New.
8398 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8399 * sdbout.c (sdbout_finish): New.
8400 (sdbout_debug_hooks): Use it, add comments.
8401 (sdbout_global_decl): Defer initialised public vars to
8403 * varasm.c (assemble_variable): Don't output debug information
8404 for file-scope variables.
8406 2001-07-21 H.J. Lu (hjl@gnu.org)
8408 * config/mips/mips.c (mips_cpu): Moved into ...
8409 (override_options): Here.
8411 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
8413 (mips_cpu): Removed.
8415 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8417 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
8418 ("iorqi3"): Likewise.
8419 ("xorqi3"): Likewise.
8420 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
8421 ("*subhi3_sp): Likewise.
8422 ("*subhi3"): Likewise.
8423 ("extendhisi2"): Accept D, X and Y as source operand to avoid
8426 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
8428 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
8429 * config/freebsd.h: Likewise.
8430 * config/linux.h: Likewise.
8431 * config/openbsd.h: Likewise.
8432 * config/alpha/linux-elf.h: Likewise.
8433 * config/arm/linux-elf.h: Likewise.
8434 * config/d30v/d30v.h: Likewise.
8435 * config/fr30/fr30.h: Likewise.
8436 * config/ia64/aix.h: Likewise.
8437 * config/ia64/ia64.h: Likewise.
8438 * config/mips/linux.h: Likewise.
8439 * config/pj/pj.h: Likewise.
8440 * config/rs6000/linux.h: Likewise.
8441 * config/sparc/linux.h: Likewise.
8442 * config/sparc/linux64.h: Likewise.
8444 2001-07-20 Bruce Korb <bkorb@gnu.org>
8446 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
8447 because getc() and char* may disagree on signedness.
8449 2001-07-20 Richard Henderson <rth@redhat.com>
8451 * doc/rtl.texi (REG_DEAD): Update for current semantics.
8453 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
8454 insns to delete in the presence of cc0 in a jump insn.
8456 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8457 Jan Hubicka <jh@suse.cz>
8459 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
8460 of doing the change by hand.
8462 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8464 * rtlanal.c (set_noop_p): Return true for noop jumps.
8466 * expr.c (emit_single_push_insn): Add call to push expander.
8467 * expr.h (optab_index): Add OTI_push
8468 (push_optab): New constant.
8469 * genopinit.c (optabs): Add push_optab.
8470 * optabs.c (init_optab): Init push optab.
8471 * md.texi (push??1): Document
8473 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8475 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
8476 expand to emit the pattern; put a REG_INC note for push/pop
8478 ("movdf", "movdf_internal"): Likewise.
8479 ("movsi", "movsi_internal"): Likewise.
8480 ("movsf", "movsf_internal"): Likewise.
8481 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
8483 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8485 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
8488 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
8490 * params.def: Change default max inline insns to 100.
8492 2001-07-20 Diego Novillo <dnovillo@redhat.com>
8494 * combine.c (combine_simplify_rtx): Generate a new shift operation
8495 when simplifying the first operand of a (neg (ashift)) expression.
8497 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
8499 * regclass.c (N_REG_INTS): Use only 32 bits per element.
8501 2001-07-20 Kelley Cook <kelley.cook@home.com>
8503 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
8504 information. Move rest into ...
8505 (*-*-solaris): ... here. Eliminate redundant information and
8506 reword necessary packages section. Delete 4.x assembler bug info.
8507 (sparc-sun-*): Merge into ...
8508 (sparc-sun-sunos*): here.
8510 2001-07-20 Catherine Moore <clm@redhat.com>
8512 * config/v850/v850.md (casesi): Generate LABEL_REF
8515 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
8517 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
8518 * i386.c (ix86_zero_extend_to_Pmode): Make global.
8519 * i386.md (strclrsi expander): Use it.
8521 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8523 * integrate.c (copy_insn_list): handle
8524 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
8525 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
8526 identically as to CODE_LABEL.
8528 * fold-const (fold): Convert A/B/C to A/(B*C) and
8531 * except.c (connect_post_landing_pads): Delete the RESX insns.
8533 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
8535 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
8537 * config/mips/mips.md (nmadd/nmsub): Use macro.
8539 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
8541 * cppinit.c (remove_dup_dir): Make static.
8542 (remove_dup_dirs): Make static. Only warn about preempting a
8543 system directory with a non-system directory.
8545 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8547 * ifcvt.c (noce_try_store_flag_constants): Correct order
8548 of parameters to trunc_int_for_mode.
8550 2001-07-19 Mark Mitchell <mark@codesourcery.com>
8552 * reorg.c (fill_simple_delay_slots): If an instruction might throw
8553 an exception that will be caught within this function, do not fill
8554 its delay slot with any subsequent instruction.
8556 2001-07-19 Steve Ellcey <sje@cup.hp.com>
8558 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
8559 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
8560 pointer extension instruction.
8561 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
8562 * simplify-rtx.c (simplify_unary_operation) Likewise.
8563 * explow.c (convert_memory_address) Check value of
8564 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
8566 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
8567 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
8568 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
8569 Add Multilib Support.
8570 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
8571 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
8572 Add Multilib Support.
8573 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
8575 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
8576 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
8577 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
8579 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
8581 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
8582 old and new operands in `<', `3' and `b'.
8584 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8586 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
8587 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
8588 (toplev.o): Don't depend on xcoffout.h.
8589 * c-decl.c: Include debug.h
8590 (duplicate_decls): Use debug hook.
8591 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
8592 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8593 (dbxout_types): Remove.
8594 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
8595 * debug.c (do_nothing_debug_hooks): Update.
8596 (debug_true_tree, debug_nothing_rtx): New.
8597 * debug.h (struct rtx_def): New.
8598 (struct gcc_debug_hooks): New hooks ignore_block,
8599 outlining_inline_function and label.
8600 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
8601 dwarf2out_frame_finish): New.
8602 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
8603 Make static, update prototype.
8604 (dwarf2_debug_hooks): Update.
8605 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
8606 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
8607 * dwarfout.c (dwarf_debug_hooks): Update.
8608 * emit-rtl.c: Include debug.h.
8609 (remove_unnecessary_notes): Use debug hook.
8610 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
8611 (final_scan_insn): Use debug hook.
8612 * integrate.c (output_inline_function): Use debug hook.
8613 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
8614 (sdb_debug_hooks): Update.
8615 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
8616 * toplev.c: Don't include xcoffout.h.
8617 (note_outlining_of_inline_function, debug_ignore_block): Remove.
8618 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
8620 * tree.h (dwarf2out_do_frame): Remove.
8622 2001-07-19 Catherine Moore <clm@cygnus.com>
8624 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
8626 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8628 * reload1.c (eliminate_regs_in_insn): When updating a set
8629 to the frame pointer to the hardware frame pointer, perform
8630 the update always not just when REPLACE is set.
8632 * reload1.c (choose_reload_regs): Don't inherit a reload
8633 that crosses multiple registers if registers past the first
8634 don't fit in the desired class.
8636 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
8637 when negating constants.
8639 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
8641 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
8642 * doc/tree.texi: Ditto.
8644 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
8645 Jakub Jelinek <jakub@redhat.com>
8647 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
8648 (extract_cie_info): Handle "eh" augmentation properly,
8650 (struct frame_state, __frame_state_for): New.
8652 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8654 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
8655 HANDLE_SYSV_PRAGMA): Define.
8656 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
8658 (copy_object): Caller changed.
8660 2001-07-19 Andreas Schwab <schwab@suse.de>
8662 * configure.in (assembler dwarf2 debug_line support): Define nop
8664 * configure: Regenerated.
8666 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8668 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
8670 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
8671 to conditionally compiled block.
8672 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8673 * dbxout.h (dbxout_function): Remove.
8674 * debug.c (do_nothing_debug_hooks): Update.
8675 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
8676 global_decl, deferred_inline_function.
8677 * dwarf2out.c (dwarf2_debug_hooks): Update.
8678 (dwarf2out_global_decl): New.
8679 * dwarfout.c: Don't include dwarfout.h.
8680 (dwarfout_global_decl, dwarfout_function_decl,
8681 dwarfout_deferred_inline_function): New.
8682 (dwarf_debug_hooks): Update.
8683 * dwarfout.h: Remove.
8684 * final.c: Don't include dwarfout.h.
8685 * sdbout.c (sdbout_global_decl): New.
8686 (sdbout_debug_hooks): Update.
8687 * toplev.c: Don't include dwarfout.h.
8688 (check_global_declarations, rest_of_compilation): Use new debug hooks.
8689 (note_deferral_of_defined_inline_function): Remove.
8690 * toplev.h (note_deferral_of_defined_inline_function): Remove.
8691 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
8692 * ch/lex.c: Don't include dwarfout.h.
8693 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
8694 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
8695 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
8696 * cp/optimize.c: Include debug.h.
8697 (maybe_clone_body): Use debug hook.
8698 * cp/semantics.c: Include debug.h.
8699 (expand_body): Use debug hook.
8700 * po/POTFILES.in: Remove dwarfout.h.
8702 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8704 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
8705 * c-parse.in (yyerror, _yylex): Similarly.
8706 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
8707 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
8709 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
8710 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
8712 2001-07-18 Jeff Sturm <jsturm@one-point.com>
8714 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
8715 in-class declaration at -g1. Fixes c++/2814.
8717 2001-07-18 Richard Henderson <rth@redhat.com>
8719 * doc/md.texi (reload_in/out): Document restrictions in predicates
8720 and constraints for these patterns. Document empty string matching
8723 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8725 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
8727 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8729 * cse.c: Undo my previous patch.
8731 2001-07-18 Tom Tromey <tromey@redhat.com>
8734 * configure: Rebuilt.
8735 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
8737 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
8739 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
8740 Jan Hubicka <jh@suse.cz>
8742 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
8743 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
8744 * jump.c (mark_jump_label): Do not forward branches.
8746 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
8748 * cse.c (delete_trivially_dead_insns): Delete the libcall block
8749 when return value is unused.
8751 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8753 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
8755 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
8757 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
8758 on error. We can't blindly return the result of
8759 pthread_mutex_trylock because it returns a positive number on
8760 error, while we must return -1 on error.
8761 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
8763 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
8765 2001-07-18 Andreas Jaeger <aj@suse.de>
8767 * integrate.c (output_inline_function): Correct type of debug_hooks.
8769 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
8771 * combine.c (combine_simplify_rtx): DIV can be treated
8772 associatively for floats if unsafe math optimisations are enabled.
8774 2001-07-17 Richard Henderson <rth@redhat.com>
8776 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
8778 2001-07-17 Richard Henderson <rth@redhat.com>
8780 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
8781 don't force the function address into a register.
8782 (expand_call, emit_library_call_value_1): Update callers.
8783 * builtins.c (expand_builtin_apply): Likewise.
8784 * expr.h (prepare_call_address): Update decl.
8786 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
8788 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
8790 * config/i386/chorus.h: Move up.
8791 * config/sparc/chorus.h: Likewise.
8792 * config/rs6000/chorus.h: Likewise.
8793 * config/chorus.h: Moved here.
8795 2001-07-17 Andreas Schwab <schwab@suse.de>
8797 * configure.in (assembler eh_frame optimization): Handle big
8799 * configure: Regenerated.
8801 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
8803 * expr.c (epxand_expr): Convert divisions into multiplications by
8804 reciprocals if -ffast-math.
8806 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
8808 * dbxout.c (dbxout_really_begin_function): Rename to
8809 dbxout_begin_function.
8810 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8811 (dbxout_begin_function): Remove.
8812 (dbxout_function): Update.
8813 (dbxout_source_line): Update prototype.
8814 * dbxout.h (dbxout_begin_function): Remove.
8815 * debug.c (do_nothing_debug_hooks): Update.
8816 (debug_nothing_tree): Update.
8817 (debug_nothing_charstar_rtx): Remove.
8818 * debug.h (union tree_node): Declare.
8819 (struct rtx_def): Remove.
8820 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
8821 begin_function. Change source_line prototype.
8822 (debug_nothing_tree): New.
8823 (debug_nothing_charstar_rtx): Delete.
8824 (dwarf2out_begin_prologue): Moved from ...
8826 * dwarf2out.c (dwarf2_debug_hooks): Update.
8827 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
8828 debug info, call dwarf2out_source_line.
8829 (dwarf2out_souce_line): Update prototype.
8830 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
8831 Change prototype, make static.
8832 (dwarfout_source_line): Update prototype.
8833 (dwarf_debug_hooks): Update.
8834 * dwarfout.h (dwarfout_begin_function): Remove.
8835 * final.c (final_start_function, final_scan_insn): Use appropriate
8836 debug hooks, update to use notice_source_line.
8837 (output_source_line): Rename notice_source_line. Don't call the
8838 source_line debug hook.
8839 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
8840 make static, update prototype.
8841 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
8843 (sdbout_end_prologue): New.
8844 (sdbout_source_line): Update prototype.
8845 (sdbout_debug_hooks): Update.
8846 (sdbout_symbol): Remove unused var.
8847 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
8849 * varasm.c: Include debug.h.
8850 (assemble_start_function): Use begin_function debug_hook.
8851 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8852 update with prototype.
8853 (xcoffout_source_line): Update prototype.
8854 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8856 (xcoffout_source_line): Update prototype.
8858 2001-07-17 Richard Henderson <rth@redhat.com>
8860 * c-typeck.c (build_binary_op): Do not shorten unsigned
8861 right shift after sign extension.
8863 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
8865 * combine.c (combine_simplify_rtx): Attempt to simplify
8866 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
8868 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
8869 (simplify_binary_operation, simplify_unary_operation,
8870 simplify_relational_operation): Use it.
8872 * combine.c (combine_simplify_rtx): Don't do associative law
8873 on divisions; allow associative law on floats.
8875 2001-07-17 H.J. Lu <hjl@gnu.org>
8876 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8878 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
8879 ASM_OUTPUT_WEAK_ALIAS are defined.
8880 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
8881 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
8883 * config/mips/iris5.h: ... here.
8884 (HANDLE_SYSV_PRAGMA): Defined as 1.
8885 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
8886 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
8889 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
8891 * c-parse.in (all_prefix_attributes): New variable.
8892 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
8893 (maybe_resetattrs): New production.
8894 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
8895 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
8896 notype_initdcl, nested_function, notype_nested_function,
8897 component_decl, components, components_notype,
8898 component_declarator, component_notype_declarator,
8899 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
8900 ivars, mydecl, myparm): Update. Avoid prefix attributes just
8901 after a comma being applied to more than one declarator.
8902 * doc/extend.texi (Attribute Syntax): Update. Remove
8903 documentation of bugs that are no longer present.
8905 2001-07-13 Eric Christopher <echristo@redhat.com>
8907 * config/mips/mips.h: Change TUNE_MIPS* options to use
8909 (EXTRA_SPECS): Add cc1_cpu_spec.
8910 * config/mips/mips.md (muldf3): Fix typo.
8912 2001-07-16 Richard Henderson <rth@redhat.com>
8914 * config/m68k/m68k.c: Include expr.h and reload.h.
8915 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
8916 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
8918 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8919 Richard Henderson <rth@redhat.com>
8921 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
8922 (insn_live_p): Fix fall off end of function.
8923 (dead_libcall_p): Remove COUNTS argument; update callers.
8924 (delete_trivially_dead_insns): Remove unused variables.
8926 2001-07-17 Andreas Jaeger <aj@suse.de>
8928 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
8931 * lcm.c (optimize_mode_switching): Avoid warning for unused
8932 variable if !NORMAL_MODE.
8934 * flow.c (try_crossjump_to_edge): Remove unused variable.
8936 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8938 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
8939 atexit declaration in stdlib.h.
8941 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
8943 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
8945 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8947 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
8948 * except.c (finish_eh_generation): Update call of cleanup_cfg;
8949 do rebuild_jump_labels instead of jump_optimize
8950 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
8951 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
8952 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
8954 * flow.c: Include timevar.h
8955 (find_basic_block): Push/pop timevar;
8956 (cleanup_cfg): Likewise.
8957 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
8958 * Makefile: Add dependencies on timevar.h
8960 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
8961 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
8963 * rtl.h (delete_trivially_dead_insns): Add new parameter.
8964 * toplev.c (rest_of_compilation): Update calls.
8965 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
8966 (delete_trivially_dead_insns): ... here; accept new argument
8967 preserve_basic_blocks; preserve basic blocks if set.
8969 * reg-stack.c (stack_regs_mentioned): Return 0 if
8970 stack_regs_mentioned_data is not initialized.
8971 (reg_to_stack): Make stack_regs_mentioned survive after the
8972 reg-stack is completted; do not call cleanup_cfg.
8973 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
8974 make cleanup_cfg after bb-reorder to output to debug file.
8976 2001-07-16 Richard Henderson <rth@redhat.com>
8978 * regclass.c (init_reg_sets): Use only 32 bits per initializer
8979 from int_reg_class_contents.
8981 2001-07-16 Richard Henderson <rth@redhat.com>
8983 * hard-reg-set.h (regs_invalidated_by_call): Declare.
8984 * regclass.c (regs_invalidated_by_call): Move from cse.c.
8985 (init_reg_sets_1): Move initialization from cse_main.
8986 * cse.c (regs_invalidated_by_call): Move to regclass.c.
8987 (cse_main): Move its initialization also.
8988 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
8989 * flow.c (propagate_one_insn): Likewise.
8990 * gcse.c (compute_hash_table): Likewise.
8991 (compute_kill_rd, compute_store_table): Likewise.
8992 * sched-deps.c (sched_analyze_1): Likewise.
8994 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
8996 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
8999 2001-07-16 Steve Ellcey <sje@cup.hp.com>
9001 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
9002 in if statement so we don't access undefined memory.
9004 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
9006 * gcse.c: Update comment at top.
9007 Update comment on mem handling.
9008 mem_last_set, mem_first_set, mem_set_in_block: gone.
9009 Declaration of reg_set_info: gone.
9010 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
9011 pointless with load_killed_in_block_p (they are *more*
9012 conservative then it, not less, and less accurate).
9013 (oprs_not_set_p): Ditto.
9014 (alloc_gcse_mem): Don't allocate mem_set_in_block
9015 (free_gcse_mem): Don't free it, either.
9016 (record_last_mem_set_info): Update comment in front, remove
9017 mem_*set_* stuff. Note the reason we don't handle stores directly
9019 (compute_hash_table): Update comments to reflect reality. Remove
9020 mem_*set_* references.
9021 (reset_opr_set_tables): Remove mem_*set_* references.
9023 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
9024 (mark_clobber): Ditto (on both parts, we double set here too).
9025 (expr_killed_p): Remove mem_set_in_block test.
9026 (compute_transp): Remove mem_set_in_block test.
9028 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
9029 of edge, and removal of phi alternative to dump file.
9030 (ssa_ccp_substitute_constants): Add note about register now being
9031 constant, and which uses were replaced in what insns to dump file.
9033 2001-07-16 Andreas Jaeger <aj@suse.de>
9035 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
9036 variables of type HOST_WIDEST_INT.
9038 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
9039 (__bb_exit_func): Correct type of count_max to avoid overflow.
9040 (num_digits): Handle long long argument.
9042 * combine.c (gen_lowpart_for_combine): Remove unused variable.
9044 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9046 * output.h (sdb_begin_function_line): Restore as an extern
9048 * sdbout.c (sdb_begin_function_line): Make extern.
9050 2001-07-15 Richard Henderson <rth@redhat.com>
9052 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
9053 * genrecog.c (maybe_both_true_mode): New.
9054 (maybe_both_true_2): Use it.
9055 (write_switch): Don't put Pmode in a switch.
9056 * rtl.c (mode arrays): Don't explicitly size them.
9058 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9060 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
9061 handling; move unconditional splitting before mode switching.
9063 * i386.md (type): Add fistp type.
9064 (i387, length_attr, scheduling definitions): Handle this type.
9065 (fix_trunc?f?i2): Revamp to use mode switching.
9066 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
9067 * i386.h (fp_cw_mode): New enum
9068 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
9069 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
9071 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9073 * Makefile.in (integrate.o): Add debug.h.
9074 * integrate.c (debug.h): Add.
9075 (output_inline_function): Save, reset, and restore debug_hooks.
9077 2001-07-15 Richard Henderson <rth@redhat.com>
9079 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
9080 instead of COMPARE for the EQUIV expression.
9082 2001-07-15 Richard Henderson <rth@redhat.com>
9084 * flow.c (redirect_edge_and_branch_force): Initialize
9085 global_live_at_start and global_live_at_end.
9086 (allocate_bb_life_data): Export.
9087 * basic-block.h (allocate_bb_life_data): Declare.
9088 * toplev.c (rest_of_compilation): Call it.
9090 2001-07-15 Richard Henderson <rth@redhat.com>
9092 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
9093 (alpha_tablejump_best_label): New.
9094 * config/alpha/alpha-protos.h: Declare them.
9095 * config/alpha/alpha.md: Use braced strings for code blocks.
9096 (tablejump_osf): Break out add with r29.
9097 (tablejump_osf_internal): Remove.
9098 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
9099 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
9101 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9103 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
9106 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
9108 * i386-protos.h (ix86_split_fp_branch): Update prototype.
9109 (ix86_fp_jump_nontrivial_p): New.
9110 * i386.md (fp_jcc_?): Update call of split_fp_branch;
9111 use ix86_fp_jump_nontrivial_p.
9112 * i386.c (ix86_fp_jump_nontrivial_p): New.
9113 (ix86_split_fp_branch): Accept code instead of rtx.
9114 (ix86_expand_compare): Expand comparison early in case
9115 doing so is resonably cheap.
9117 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
9119 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
9121 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
9122 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
9124 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
9126 * dbxout.c (dbxout_source_line): Make static, update prototype.
9127 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
9128 (dbxout_init, dbxout_finish, dbxout_source_line,
9129 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
9130 * dbxout.h (dbxout_source_line): Delete.
9131 * debug.c (debug_nothing_file, debug_nothing_file_int,
9132 debug_nothing_file_charstar_rtx): New.
9133 (do_nothing_debug_hooks): Update.
9134 (debug_nothing_void, debug_nothing_charstar_rtx,
9135 dwarf2out_end_epilogue): New.
9136 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
9137 * debug.h (struct rtx_def): Declare.
9138 (gcc_debug_hooks): New hooks source_line, end_epilogue
9140 (debug_nothing_void, debug_nothing_charstar_rtx,
9141 dwarf2out_end_epilogue): New.
9142 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
9143 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
9144 (dwarf2_debug_hooks): Update.
9145 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
9146 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
9147 * dwarf2out.h (dwarf2out_source_line): Remove.
9148 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
9149 Make static, update prototype.
9150 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
9151 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
9152 (dwarf_debug_hooks): Update.
9153 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
9154 dwarfout_end_function): Remove.
9155 * final.c (profile_function): Use debug hooks for ending functions
9157 (output_source_line, final_end_function): Update prototype,
9159 (final_start_function, final_scan_insn): Update.
9160 * output.h (sdb_begin_function_line): Remove.
9161 (final_end_function): Update prototype.
9162 * sdbout.c (sdb_begin_function_line): Make static.
9163 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
9164 (sdbout_source_line): New.
9165 (sdbout_end_epilogue, sdbout_end_function): Make static, update
9167 (sdb_debug_hooks): Update.
9168 (sdbout_init, sdbout_source_line,
9169 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
9170 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
9171 * toplev.c (compile_file, rest_of_compilation): Update.
9172 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
9173 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
9174 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
9175 Update for prototype changes.
9176 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
9177 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
9179 2001-07-15 Richard Henderson <rth@redhat.com>
9181 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
9182 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
9183 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
9184 * config/alpha/alpha.c: Likewise.
9185 * config/alpha/alpha.md: Likewise.
9186 * config/alpha/alpha32.h: Likewise.
9187 * config/alpha/vms.h: Likewise.
9190 2001-07-14 Richard Henderson <rth@redhat.com>
9192 * config/alpha/alpha.md: Use define_constants for unspec values.
9193 Substitute throughout.
9195 2001-07-14 Tim Josling <tej@melbpc.org.au>
9197 * tree.def (EXPON_EXPR) remove. Never supported anyway.
9199 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
9201 * pa.md: Remove unused constraints from define_split's.
9203 2001-04-14 Richard Henderson <rth@redhat.com>
9205 * ifcvt.c (find_cond_trap): Test for exit block.
9207 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
9209 Re-install recently reverted patch.
9210 * emit-rtl.c (try_split): Update mark_jump_label call.
9211 * flow.c (find_sub_basic_blocks): Likewise.
9212 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
9214 (mark_all_labels): Kill second parameter.
9215 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
9216 (rebuild_jump_labels, jump_optimize_minimal): Update call
9218 (jump_optimize_1): Kill crossjumping code.
9219 (mark_jump_label): Kill cross_jump parameter.
9220 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
9221 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
9222 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
9224 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
9226 (dump_file_info): Likewise.
9227 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
9228 reorganize passes to do reg-stack first, bb-reorder second.
9229 * invoke.texi (-d letters doc): Remove the jump2 pass.
9231 2001-07-14 Richard Henderson <rth@redhat.com>
9233 * ifcvt.c (find_cond_trap): New.
9234 (find_if_header): Call it.
9235 (merge_if_block): Relax existing jump sanity check.
9236 * jump.c (jump_optimize_1): Remove conditional trap handling.
9238 2001-07-14 Alan Modra <amodra@bigpond.net.au>
9240 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
9242 (insn_refs_are_delayed): Correct comment.
9243 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
9244 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
9245 instead of r31. Make associated insn !TARGET_64BIT, and
9246 provide an additional 64-bit insn that clobbers r2.
9248 (udivsi3): Likewise.
9250 (umodsi3): Likewise.
9252 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
9254 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
9256 * flow.c (redirect_edge_and_branch_force, split_edge,
9257 try_crossjump_to_edge): Use set_block_for_new_insns.
9258 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
9260 2001-07-13 H.J. Lu (hjl@gnu.org)
9262 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
9265 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
9267 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
9269 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
9271 * c-common.c (decl_attributes): Take a pointer to the node to
9272 which attributes are to be attached, and a flags argument.
9273 * c-common.h (enum attribute_flags): New.
9274 (decl_attributes): Update prototype.
9275 * c-decl.c (start_decl, push_parm_decl, finish_struct,
9276 finish_enum, start_function): Update calls to decl_attributes.
9277 * c-parse.in (component_declarator, component_notype_declarator,
9278 label): Update calls to decl_attributes.
9280 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
9282 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
9283 * config/avr/avr.c (legitimate_address_p): Return value changed
9284 from letter to register classes. For better debugging.
9286 2001-07-13 Kazu Hirata <kazu@hxi.com>
9288 * jump.c (reversed_comparison_code_parts): Fix comment typos.
9290 2001-07-13 H.J. Lu (hjl@gnu.org)
9292 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
9294 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
9296 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
9297 correctly for shared configurations.
9298 * config/t-libgcc-pic: New.
9299 * config/{i386,m68k,sparc}/t-openbsd: New.
9300 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
9301 Support -shared. Support debugging libraries with -g.
9302 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
9303 frame information does not emit pointer diffs.
9304 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
9307 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
9309 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
9311 2001-07-13 David Edelsohn <edelsohn@gnu.org>
9313 * combine.c (try_combine): Ensure const_int pow2 is positive.
9315 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
9317 * config.gcc: Add configuration for s/390.
9318 * config/s390/s390.c: New. Subroutines for code generation.
9319 * config/s390/s390.h: New. Definitions for s/390.
9320 * config/s390/s390-protos.h: New. Prototypes.
9321 * config/s390/linux.h: New. Definitions for linux for s/390.
9322 * config/s390/linux64.h: New. Definitions for linux for zSeries.
9323 * config/s390/t-linux: New. Makefile fragment.
9324 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
9325 * config/s390/fixdfdi.h: New. Fix L_fix*di.
9327 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
9329 * emit-rtl.c (try_split): Update mark_jump_label call.
9330 * flow.c (find_sub_basic_blocks): Likewise.
9331 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
9333 (mark_all_labels): Kill second parameter.
9334 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
9335 (rebuild_jump_labels, jump_optimize_minimal): Update call
9337 (jump_optimize_1): Kill crossjumping code.
9338 (mark_jump_label): Kill cross_jump parameter.
9339 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
9340 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
9341 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
9343 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
9345 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
9346 reorganize passes to do reg-stack first, bb-reorder second.
9347 * invoke.texi (-d letters doc): Remove the jump2 pass.
9349 2001-07-12 Steve Ellcey <sje@cup.hp.com>
9351 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
9353 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9355 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
9357 (verify_flow_info): Make diagnostics prettier.
9359 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9361 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
9363 * flow.c (outgoing_edges_match): Return early if condition reversal
9366 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
9368 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
9369 (mips_move_2words): When splitting a move into two instructions,
9370 prefix the second address operand with '%D'.
9372 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
9374 * Makefile.in (final.o): Depend on debug.h.
9375 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
9376 (dbx_debug_hooks): Add new hooks.
9377 (xcoff_debug_hooks): New.
9378 * debug.c (debug_nothing_file_int_int): New.
9379 (do_nothing_debug_hooks): Update.
9380 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
9381 (debug_nothing_file_int_int): New.
9382 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
9383 static, update prototype.
9384 (dwarf2_debug_hooks): Update.
9385 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
9386 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
9387 static, update prototype.
9388 (dwarf_debug_hooks): Update.
9389 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
9390 * final.c: Include debug.h.
9391 (final_scan_insn): Use debug hooks when beginning and ending blocks.
9392 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
9393 static, update prototype.
9394 (sdb_debug_hooks): Update.
9395 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
9396 * toplev.c: Distinguish between xcoff and dbx.
9398 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
9399 Call all debug hooks, not just dwarf ones.
9401 2001-07-11 Timothy Wall <twall@redhat.com>
9403 * config.gcc: Add configuration for AIX5/IA64.
9404 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
9405 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
9406 support prefix/suffix code.
9407 * config/ia64/t-aix: New. Makefile fragment.
9408 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
9410 2001-07-11 Kazu Hirata <kazu@hxi.com>
9412 * recog.c (validate_change): Fix a comment typo.
9414 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
9416 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
9417 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
9419 * dbxout.c (dbx_debug_hooks): Add new hooks.
9420 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
9422 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
9424 * dbxout.h (dbxout_start_new_source_file,
9425 dbxout_resume_previous_source_file): Delete.
9426 * debug.c (do_nothing_debug_hooks): Add new hooks.
9427 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9428 (debug_nothing_int_charstar, debug_nothing_int): New.
9429 * debug.h (gcc_debug_hooks): New hooks define, undef,
9430 start_source_file and end_source_file.
9431 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9432 (debug_nothing_int_charstar, debug_nothing_int): New.
9433 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
9434 the conditionally compiled section.
9435 (dwarf2out_start_source_file, dwarf2out_end_source_file,
9436 dwarf2out_define, dwarf2out_undef): Make static.
9437 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
9438 dwarf2out_define, dwarf2out_undef): Remove.
9439 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
9440 (dwarfout_start_source_file, dwarfout_end_source_file,
9441 dwarfout_define, dwarfout_undef): Make static.
9442 (dwarfout_start_source_file_check,
9443 dwarfout_end_source_file_check): New.
9444 (dwarfout_define, dwarfout_finish): Update.
9445 * dwarfout.h (dwarfout_start_new_source_file,
9446 dwarfout_resume_previous_source_file, dwarfout_define,
9447 dwarfout_undef): Remove.
9448 * sdbout.c (sdb_debug_hooks): Add new hooks.
9449 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
9451 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
9452 make static, take an arg.
9453 * sdbout.h (sdbout_start_new_source_file,
9454 sdbout_resume_previous_source_file): Delete.
9455 * toplev.c (debug_start_source_file, debug_end_source_file,
9456 debug_define, debug_undef): Delete.
9457 * toplev.h (debug_start_source_file, debug_end_source_file,
9458 debug_define, debug_undef): Delete.
9460 * java/jcf-parse.c: Include debug.h.
9461 (parse_class_file): Update to use debug hooks directly.
9462 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
9464 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9466 * alias.c (set_mem_alias_set): New function.
9467 * rtl.h (set_mem_alias_set): Declare it.
9468 * builtins.c (expand_builtin_return_addr): Call it instead of
9469 using MEM_ALIAS_SET accessor.
9470 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
9471 (get_memory_rtx, expand_builtin_va_arg): Likewise.
9472 (expand_builtin_va_copy):Likewise.
9473 * caller-save.c (setup_save_areas): Likewise.
9474 * calls.c (compute_argument_addresses): Likewise.
9475 * explow.c (set_mem_attributes): Likewise.
9476 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
9477 (expand_assignment, store_constructor_field, store_field): Likewise.
9478 (expand_expr_unaligned): Likewise.
9479 * function.c (assign_stack_temp_for_type): Likewise.
9480 (put_reg_into_stack, gen_mem_addressof): Likewise.
9481 * ifcvt.c (noce_try_cmove_arith): Likewise.
9482 * reload1.c (reload, alter_reg): Likewise.
9483 * config/alpha/alpha.c (get_aligned_mem): Likewise.
9484 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
9485 (alpha_expand_unaligned_store): Likewise
9486 (alpha_expand_unaligned_load_words): Likewise.
9487 (alpha_expand_unaligned_store_words): Likewise.
9488 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
9489 (alpha_expand_epilogue): Likewise.
9490 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
9491 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
9492 * config/i386/i386.c (legitimize_pic_address): Likewise.
9493 * config/i960/i960.c (setup_incoming_varargs): Likewise.
9494 * config/ia64/ia64.c (spill_restore_mem): Likewise.
9495 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
9496 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
9497 * config/mips/mips.c (mips_va_arg): Likewise.
9498 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9499 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
9500 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9501 (setup_incoming_varargs, rs6000_va_arg): Likewise.
9502 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
9503 (rs6000_emit_epilogue): Likewise.
9504 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
9505 * config/sparc/sparc.c (sparc_va_arg): Likewise.
9506 * config/v850/v850.c (v850_va_arg): Likewise.
9508 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
9510 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
9511 when fallthru edge is present.
9512 (mege_blocks): Handle case where creation of jump insn
9515 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
9516 CLEANUP_POST_REGSTACK): New constants.
9517 * except.c (finish_eh_generation): Update call of cleanup_cfg,
9518 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
9519 * output.h (cleanup_cfg): Update prototype.
9520 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
9521 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
9522 cleanup_cfg call; kill missleading comment.
9523 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
9524 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
9525 parameter; control optimizations performed using it.
9526 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
9527 try_crossjump_bb): New functions.
9529 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9531 * pa.c (pa_output_function_prologue): Delete prototype. Make function
9533 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
9534 pa_output_function_prologue.
9535 * pa-protos.h (pa_output_function_prologue): New prototype.
9537 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9539 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
9540 and low to get correct sign extension in low+high test.
9542 2001-07-11 Janis Johnson <janis@us.ibm.com>
9544 * gcov.c (arcdata): Use gcov_type to fix branch percentage
9545 for large hit count.
9547 * profile.c (branch_prob): Fix .bbg info for computed gotos
9550 2001-07-11 Mark Mitchell <mark@codesourcery.com>
9552 * stmt.c (parse_output_constraint): New function, split out
9554 (expand_asm_operands): ... here. Use parse_output_constraint.
9555 * tree.h (parse_output_constraint): Declare it.
9557 2001-07-11 Richard Henderson <rth@redhat.com>
9559 * bitmap.c: Comment some functions; fiddle whitespace.
9560 (bitmap_free): Don't export.
9561 (bitmap_element_allocate): Use memset.
9562 * bitmap.h (bitmap_free): Don't declare.
9564 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
9566 * gcse.c, lcm.c, sched-deps.c:
9567 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
9569 * flow.c (flow_loops_find): Free dom if we found no loops, since
9570 we aren't going to save it.
9572 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
9575 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
9577 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
9579 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9581 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
9582 #ifndef DWARF2_DEBUGGING_INFO.
9584 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9586 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
9588 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9590 * config/mips/mips.c (gen_int_relational): Tell the caller not to
9591 reverse a branch if a NE comparison is implemented with GTU.
9593 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9594 H.J. Lu <hjl@gnu.org>
9596 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
9598 (call_internal2): Likewise.
9599 (call_value_internal1): Likewise.
9600 (call_value_internal2): Likewise.
9601 (call_value_multiple_internal1): Likewise.
9602 (call_value_multiple_internal2): Likewise.
9604 2001-07-10 Kazu Hirata <kazu@hxi.com>
9606 * calls.c (emit_library_call_value_1): Fix a comment typo.
9607 * dwarf2out.c (mem_loc_descriptor): Likewise.
9608 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
9610 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
9612 * simplify-rtx.c (simplify_subreg): Fix typo in comment
9614 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9616 * recog.c (offsettable_address_p): Handle LO_SUM case.
9617 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
9618 instead of plus_constant.
9620 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9622 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
9623 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
9625 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9627 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
9628 adjust_address_nv instead of plus_constant.
9630 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
9632 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
9633 dwarf2out.o): Depend on debug.h, wrap long lines.
9634 * dbxout.c: Include debug.h.
9635 (dbx_debug_hooks): New.
9636 (dbxout_init): Make static, take just 2 args.
9637 (dbxout_finish): Make static.
9638 * dbxout.h (dbxout_init, dbxout_finish): Delete.
9639 * debug.c: New file.
9640 * debug.h: New file.
9641 * dwarf2out.c: Include debug.h.
9642 (dwarf2_debug_hooks): New.
9643 (dwarf2out_init): Make static.
9644 (dwarf2out_finish): Make static, take 2 args.
9645 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
9646 * dwarfout.c: Include debug.h.
9647 (dwarf_debug_hooks): New.
9648 (dwarfout_init): Make static.
9649 (dwarfout_finish): Make static, take 2 args.
9650 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
9651 * sdbout.c: Include debug.h.
9652 (sdb_debug_hooks): New.
9653 (sdbout_init): Make static, take 2 args.
9654 * sdbout.h (sdbout_init): Delete.
9655 * toplev.c: Include debug.h.
9657 (compile_file): Set deubg_hooks based on command line options.
9658 Use the hooks unconditionally rather than conditional compilation.
9660 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
9662 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
9663 first_insn_after_basic_block_note instead.
9665 * df.c (df_bb_refs_unlink): #if 0 out for now.
9667 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
9669 * ssa.h: Add prototype for ssa_const_prop
9670 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
9671 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
9672 (ssa_fast_dce): Remove unused variable
9674 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9676 * diagnostic.c (finish_diagnostic): Rename to
9677 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
9680 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
9682 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
9685 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
9686 (dump_file): Only pad the demangled name with spaces if the
9687 mangled name was padded with spaces.
9689 2001-07-10 Bernd Schmidt <bernds@redhat.com>
9691 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
9694 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9696 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
9697 extraction if no direct load if either EXPAND_CONST_ADDRESS or
9700 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
9701 whether can put offset inside LO_SUM to check mode alignment, not size.
9703 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9705 * doc/tm.texi (Misc): Fix thinko.
9707 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
9709 * regmove.c (replace_in_call_usage): Fix warnings.
9710 * sched-deps.c (add_dependence): Fix warnings.
9711 * simplify-rtx.c (simplify_subreg): Likewise.
9712 Return NULL_RTX instead of NULL.
9714 * reg-stack.c (emit_swap_insn): Eliminate warnings.
9715 (subst_asm_stack_regs): Likewise.
9717 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
9720 * dwarf2out.c (output_call_frame_info): Declare i as int.
9721 (build_abbrev_table): Declare n_alloc as int.
9722 (dwarf2out_finish): Initialize die.
9723 * except.c: Declare sjlj_funcdef_number as unsigned.
9724 (connect_post_landing_pads): Declare j as unsigned.
9725 (convert_to_eh_region_ranges): Initialize call_site.
9726 (output_function_exception_table): Initialize tt_format_size.
9727 * expr.c (move_by_pieces_1): Initialize to1.
9728 (store_constructor): Initialize minelt and maxelt.
9729 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
9730 * function.c (instantiate_decls): Avoid signed/unsigned warning.
9732 * c-decl.c (combine_parm_decls): Unused, remove.
9733 * c-tree.h: Remove prototype for combine_parm_decls.
9735 * reload.c (push_reload): Fix warning.
9736 (regno_clobbered_p): Likewise.
9737 * reload1.c (replace_pseudos_in_call_usage): Likewise.
9738 (reload_combine): Likewise.
9740 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
9741 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
9743 * bitmap.c (bitmap_operation): Change user.
9744 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
9746 2001-07-10 Eric Christopher <echristo@redhat.com>
9748 * config/mips/mips.c (override_options): Fix typo.
9750 2001-07-09 Stan Shebs <shebs@apple.com>
9752 * target.h (struct gcc_target): New fields init_builtins and
9754 * target-def.h (TARGET_INIT_BUILTINS): New macro.
9755 (TARGET_EXPAND_BUILTIN): New macro.
9756 (TARGET_INITIALIZER): Add them.
9757 * builtins.c: Include target.h.
9758 (expand_builtin): Use targetm.expand_builtin.
9759 (default_init_builtins): New function.
9760 (default_expand_builtin): New function.
9761 * expr.h (default_init_builtins): Declare.
9762 (default_expand_builtin): Declare.
9763 * c-common.c (c_common_nodes_and_builtins): Use
9764 targetm.init_builtins.
9765 * defaults.h (MD_INIT_BUILTINS): Remove.
9766 * Makefile.in (builtins.o): Depend on target.h.
9768 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
9769 (TARGET_EXPAND_BUILTIN): Define.
9770 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
9771 (MD_EXPAND_BUILTIN): Remove.
9773 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
9774 (TARGET_EXPAND_BUILTIN): Define.
9775 (c4x_init_builtins): Make endlink arg a local.
9776 (c4x_print_operand): Fix typos in adjust_address usages.
9777 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
9778 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
9779 (MD_EXPAND_BUILTIN): Remove.
9781 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
9782 (TARGET_EXPAND_BUILTIN): Define.
9783 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
9784 (ix86_init_builtins): Call new function only if TARGET_MMX.
9785 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
9786 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
9787 (MD_EXPAND_BUILTIN): Remove.
9789 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
9790 (TARGET_EXPAND_BUILTIN): Define.
9791 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
9792 (MD_EXPAND_BUILTIN): Remove.
9794 * doc/tm.texi: Document these changes.
9796 2001-07-09 Diego Novillo <dnovillo@redhat.com>
9798 * basic-block.h (tree_node): Forward declare if needed.
9799 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
9800 (BLOCK_HEAD_TREE): Define.
9801 (BLOCK_END_TREE): Define.
9802 (struct loops): Rename field 'tree' to 'tree_root'.
9803 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
9805 (flow_loops_tree_build): Rename reference to field 'tree' to
9807 (flow_loops_level_compute): Ditto.
9808 * predict.c (estimate_bb_frequencies): Ditto.
9809 * tree.h (struct tree_common): Add field 'aux'.
9811 2001-07-09 Stan Shebs <shebs@apple.com>
9813 * config/darwin.c (darwin_encode_section_info): Don't mark any
9814 DECL_EXTERNAL node as defined.
9816 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9818 * pa.c (pa_init_machine_status, pa_mark_machine_status,
9819 pa_free_machine_status, hppa_init_pic_save): Delete.
9820 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
9821 (hppa_profile_hook): Use hppa_pic_save_rtx.
9822 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
9823 hppa_init_pic_save): Delete.
9824 (hppa_pic_save_rtx): Declare.
9825 * pa.md (call, call_value, sibcall, sibcall_value,
9826 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
9828 2001-07-09 Kazu Hirata <kazu@hxi.com>
9830 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
9831 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
9833 2001-07-09 Andreas Jaeger <aj@suse.de>
9835 * output.h: Add declaration of final_forward_branch_p.
9837 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
9839 * varray.c: Include errors.h for internal_error and trim_filename
9842 * Makefile.in (varray.o): Add errors.h.
9844 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
9846 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
9847 * optabs.c (have_add2_insn): Check whether the add insn chosen
9848 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
9849 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
9851 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
9853 * Makefile.in (OBJS): Add ssa-ccp.o
9854 (ssa-ccp.o): Add dependencies.
9855 * toplev.c (DFI_ssa_ccp): New dump file enum.
9856 (dump_file): Add entry for dumping after SSA CCP.
9857 (flag_ssa_ccp): New flag variable.
9858 (f_options): Add -fssa-ccp.
9859 (rest_of_compilation): Run SSA CCP if requested.
9860 * timevar.def (TV_SSA_CCP): New timevar.
9861 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
9862 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
9863 Fix minor typo in SSA DCE documentation.
9864 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
9865 Add documentation for new dump option. Renumber dump files
9868 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9870 * emit-rtl.c (gen_highpart_mode): New.
9871 * rtl.h (gen_highpart_mode): Declare.
9872 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
9873 operand can be VOIDmode constant.
9875 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
9877 * flow.c (redirect_edge_and_branch_force): New.
9878 (can_fallthru): Ensure that basic blocks are succeeding.
9879 (try_optimize_cfg): Do not delete basic block if it is the last one.
9881 * flow.c (try_redirect_by_replacing_jump): Do not remove
9882 jumps with side effects, unlink chain on fallthru edge;
9883 set block for new jump instruction; avoid basic block to
9884 over by line number note.
9886 * flow.c (try_simplify_condjump): Verify that the condjump
9887 is not always falling trought.
9890 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9892 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9893 (try_redirect_by_replacing_jump): Update properly the count
9894 and frequency information.
9896 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9898 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
9899 address that is a LO_SUM specially.
9900 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
9902 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
9904 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
9905 (operand_subword): Use them.
9906 (change_address_1): Renamed from change_address; new arg VALIDATE.
9907 * expr.h: Reflect above changes; change_address now macro.
9908 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
9910 * cselib.c (add_mem_for_addr): Likewise.
9911 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
9912 * regmove.c (try_apply_stack_adjustment): Likewise.
9913 * reload.c (push_reload, make_memloc): Likewise.
9914 * reload1.c (eliminate_regs): Likewise.
9915 * simplify-rtx.c (simplify_replace_rtx): Likewise.
9916 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
9918 * combine.c (make_extraction, simplify_shift_const): Likewise.
9919 (gen_lowpart_for_combine): Likewise.
9920 * cse.c (gen_lowpart_if_possible): Likewise.
9921 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
9922 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
9923 * optabs.c (gen_move_insn): Likewise.
9924 * reload1.c (alter_reg): Likewise.
9925 * simplify-rtx.c (simplify_subreg): Likewise.
9926 * stmt.c (expand_anon_union_decl): Likewise.
9927 * recog.c (validate_replace_rtx_1): Likewise.
9929 * Makefile.in (recog.o): Add $(EXPR_H).
9930 * explow.c (stabilize): Call replace_equiv_address.
9931 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
9932 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
9934 2001-07-03 Andrew Haley <aph@redhat.com>
9936 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
9937 the mode of the memory location.
9939 2001-07-09 Bo Thorsen <bo@suse.co.uk>
9941 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
9943 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
9945 * final.c (output_addr_const): Use target opening and
9946 closing parentheses.
9947 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
9948 defaults, add to TARGET_ASM_OUT.
9949 * target.h (struct gcc_target): Add open_paren and close_paren.
9950 * doc/md.texi: Update.
9951 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
9952 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
9953 TARGET_ASM_CLOSE_PAREN.
9954 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9956 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9958 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
9959 * config/a29k/a29k.h: Similarly.
9960 * config/alpha/alpha.h: Similarly.
9961 * config/arc/arc.h: Similarly.
9962 * config/arm/aof.h: Similarly.
9963 * config/arm/aout.h: Similarly.
9964 * config/avr/avr.h: Similarly.
9965 * config/c4x/c4x.h: Similarly.
9966 * config/clipper/clipper.h: Similarly.
9967 * config/convex/convex.h: Similarly.
9968 * config/d30v/d30v.h: Similarly.
9969 * config/dsp16xx/dsp16xx.h: Similarly.
9970 * config/elxsi/elxsi.h: Similarly.
9971 * config/fr30/fr30.h: Similarly.
9972 * config/h8300/h8300.h: Similarly.
9973 * config/i370/i370.h: Similarly.
9974 * config/i386/i386.h: Similarly.
9975 * config/i860/i860.h: Similarly.
9976 * config/i960/i960.h: Similarly.
9977 * config/ia64/ia64.h: Similarly.
9978 * config/m32r/m32r.h: Similarly.
9979 * config/m68hc11/m68hc11.h: Similarly.
9980 * config/m68k/m68k.h: Similarly.
9981 * config/m88k/m88k.h: Similarly.
9982 * config/mcore/mcore.h: Similarly.
9983 * config/mips/mips.h: Similarly.
9984 * config/mn10200/mn10200.h: Similarly.
9985 * config/mn10300/mn10300.h: Similarly.
9986 * config/ns32k/ns32k.h: Similarly.
9987 * config/pa/pa.h: Similarly.
9988 * config/pdp11/pdp11.h: Similarly.
9989 * config/pj/pj.h: Similarly.
9990 * config/romp/romp.h: Similarly.
9991 * config/rs6000/rs6000.h: Similarly.
9992 * config/sh/sh.h: Similarly.
9993 * config/sparc/sparc.h: Similarly.
9994 * config/v850/v850.h: Similarly.
9995 * config/vax/vax.h: Similarly.
9996 * config/we32k/we32k.h: Similarly.
9998 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
10000 * doc/c-tree.texi: Document representation of attributes.
10002 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10004 * doc/tm.texi: Update some places for the rename of target to
10007 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10009 * target.h (struct gcc_target): Add insert_attributes.
10010 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
10011 (TARGET_INITIALIZER): Update.
10012 * tree.c, tree.h (default_insert_attributes): New function.
10013 Update comments on other default functions to refer to targetm,
10015 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
10016 TARGET_INSERT_ATTRIBUTES.
10017 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
10018 * c-common.c (decl_attributes): Use targetm.insert_attributes.
10019 Don't use PRAGMA_INSERT_ATTRIBUTES.
10020 * Makefile.in (c-common.o): Depend on $(TARGET_H).
10021 * c-decl.c (start_decl, start_function): Don't call
10022 SET_DEFAULT_DECL_ATTRIBUTES.
10023 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
10024 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
10026 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
10027 (c4x_check_attribute): Avoid modifying attribute list itself.
10028 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
10030 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
10031 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
10033 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
10034 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
10036 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
10037 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
10039 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
10040 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
10041 Adjust parameters. Make static.
10043 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10045 * c-common.c (decl_attributes): Only take a single attributes
10047 * c-common.h (decl_attributes): Update prototype.
10048 * c-decl.c (start_decl, start_function): Only take a single
10049 attributes parameter. Update calls to decl_attributes.
10050 (finish_struct, finish_enum): Update calls to decl_attributes.
10051 (push_parm_decl): Expect unified list of attributes. Update call
10052 to decl_attributes.
10053 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
10054 notype_nested_function, component_declarator,
10055 component_notype_declarator, label): Update calls to
10057 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
10058 lists that are passed to push_parm_decl.
10059 * c-tree.h (start_function, start_decl): Update prototypes.
10060 * config/sh/sh-protos.h, config/sh/sh.c
10061 (sh_pragma_insert_attributes): Only take a single attributes
10063 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
10064 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
10065 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
10066 build_module_descriptor, generate_static_references,
10067 generate_strings, build_selector_translation_table,
10068 generate_descriptor_table, generate_protocols,
10069 generate_ivars_list, generate_dispatch_table,
10070 generate_protocol_list, generate_category,
10071 generate_shared_structures, really_start_method, add_objc_decls,
10072 generate_classref_translation_entry): Update calls to start_decl
10073 and start_function.
10074 (build_tmp_function_decl, start_method_def): Unify attribute lists
10075 that are passed to push_parm_decl.
10077 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
10079 * final.c (no_asm_to_stream): New.
10080 (final_scan_insn): Use target structures for prologue ends
10081 and epilogue starts.
10082 * output.h (no_asm_to_stream): New.
10083 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
10084 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
10085 (TARGET_ASM_OUT): Update.
10086 * target.h (struct gcc_target): New members function_end_prologue
10087 and function_begin_epilogue.
10088 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
10089 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
10090 * config/alpha/alpha.c (output_end_prologue): Rename to
10091 alpha_output_function_end_prologue. Use in target struct
10093 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
10094 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
10095 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
10096 ia64_output_function_end_prologue. Use in target struct
10098 (ia64_function_prologue, ia64_funciton_epilogue): Rename
10099 mistyped prototypes.
10100 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
10101 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
10103 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
10104 an use in target struct, make static.
10105 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
10108 2001-07-08 Richard Henderson <rth@redhat.com>
10110 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
10112 2001-07-08 Richard Henderson <rth@redhat.com>
10114 * config/i386/i386.md: Remove constraints strings from define_split
10115 and define_peephole2 patterns.
10116 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
10117 (eh_return): Use them.
10119 2001-07-08 Richard Henderson <rth@redhat.com>
10121 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
10122 Document MD_FALLBACK_FRAME_STATE_FOR.
10124 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10126 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
10127 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
10129 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
10131 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
10133 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
10134 of the label inside NAME as opposed to just the end of NAME.
10136 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
10138 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
10139 * config/alpha/alpha.c (alpha_init_machine_status,
10140 alpha_mark_machine_status, alpha_free_machine_status): Delete.
10141 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
10142 (vms_valid_decl_attribute_p): Make static, conditionally compile.
10143 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
10145 2001-07-06 Stan Shebs <shebs@apple.com>
10147 * target.h (targetm): Rename global from "target", so as not to
10148 conflict with local variables.
10150 * c-typeck.c: Ditto.
10153 * cp/decl.c: Ditto.
10154 * cp/decl2.c: Ditto.
10155 * cp/typeck.c: Ditto.
10156 * 1750a/1750a.c: Ditto.
10157 * a29k/a29k.c: Ditto.
10158 * arc/arc.c: Ditto.
10159 * arm/arm.c: Ditto.
10160 * avr/avr.c: Ditto.
10161 * clipper/clipper.c: Ditto.
10162 * convex/convex.c: Ditto.
10163 * d30v/d30v.c: Ditto.
10164 * dsp16xx/dsp16xx.c: Ditto.
10165 * elxsi/elxsi.c: Ditto.
10166 * fr30/fr30.c: Ditto.
10167 * h8300/h8300.c: Ditto.
10168 * i370/i370.c: Ditto.
10169 * i386/i386.c: Ditto.
10170 * i860/i860.c: Ditto.
10171 * i960/i960.c: Ditto.
10172 * ia64/ia64.c: Ditto.
10173 * m32r/m32r.c: Ditto.
10174 * m68hc11/m68hc11.c: Ditto.
10175 * m68k/m68k.c: Ditto.
10176 * m88k/m88k.c: Ditto.
10177 * mips/mips.c: Ditto.
10178 * ns32k/ns32k.c: Ditto.
10180 * pdp11/pdp11.c: Ditto.
10181 * romp/romp.c: Ditto.
10182 * rs6000/rs6000.c: Ditto.
10184 * sparc/sparc.c: Ditto.
10185 * vax/vax.c: Ditto.
10186 * we32k/we32k.c: Ditto.
10187 * doc/tm.texi: Update the manual to match.
10189 2001-07-06 Richard Henderson <rth@redhat.com>
10191 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
10192 DWARF2_UNWIND_INFO not just whether it is defined.
10194 2001-07-06 Diego Novillo <dnovillo@redhat.com>
10196 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
10197 call to simplify_binary_operation returns a new pattern.
10199 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10201 * glimits.h (__SHRT_MAX__): New.
10202 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
10203 (SHRT_MAX): Define in terms of __SHRT_MAX__.
10205 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
10207 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
10210 2001-07-06 Richard Henderson <rth@redhat.com>
10212 * bitmap.c (bitmap_release_memory): Move adjacent to the
10213 allocation functions.
10214 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
10215 the implementation. Binary search for the set bit.
10216 (bitmap_union_of_diff): Allocate the temporary on the stack
10217 instead of using xmalloc.
10219 2001-07-06 Richard Henderson <rth@redhat.com>
10221 * genrecog.c (validate_pattern): Warn for constraints in
10222 define_{expand,split,peephole2}. Remove strict_low_part
10223 before looking up match_dup.
10225 2001-07-06 DJ Delorie <dj@redhat.com>
10227 * doc/gcc.texi (Makefile): Rename to be a more general purpose
10228 chapter about various build hints and history. Add section
10229 talking about the various types of native and cross builds.
10231 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
10233 * Makefile.in (final.o): Depend on target.h.
10234 * final.c: Include target.h.
10235 (default_function_pro_epilogue): New.
10236 (final_start_function): Use target structure for function prologues.
10237 (final_end_function): Use target structure for function epilogues.
10238 * fold-const.c (real_hex_to_f): Constify s and p.
10239 * output.h (default_function_pro_epilogue): New.
10240 * real.h (real_hex_to_f): Update prototype.
10241 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
10242 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
10243 (TARGET_INITIALIZER): Update.
10244 * target.h (gcc_target): Add struct asm_out.
10245 * doc/tm.texi: Update.
10248 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
10249 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
10250 in cpu/cpu.c, or rename old functions consistently. Take
10251 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
10252 redundant macros and prototypes. Make new functions static.
10254 * 1750a/1750a.c: Similarly.
10255 * 1750a/1750a.h: Similarly.
10256 * a29k/a29k-protos.h: Similarly.
10257 * a29k/a29k.c: Similarly.
10258 * a29k/a29k.h: Similarly.
10259 * arc/arc-protos.h: Similarly.
10260 * arc/arc.c: Similarly.
10261 * arc/arc.h: Similarly.
10262 * arm/arm-protos.h: Similarly.
10263 * arm/arm.c: Similarly.
10264 * arm/arm.h: Similarly.
10265 * avr/avr-protos.h: Similarly.
10266 * avr/avr.c: Similarly.
10267 * avr/avr.h: Similarly.
10268 * clipper/clipper-protos.h: Similarly.
10269 * clipper/clipper.c: Similarly.
10270 * clipper/clipper.h: Similarly.
10271 * convex/convex.c: Similarly.
10272 * convex/convex.h: Similarly.
10273 * d30v/d30v-protos.h: Similarly.
10274 * d30v/d30v.c: Similarly.
10275 * d30v/d30v.h: Similarly.
10276 * d30v/d30v.md: Similarly.
10277 * dsp16xx/dsp16xx-protos.h: Similarly.
10278 * dsp16xx/dsp16xx.c: Similarly.
10279 * dsp16xx/dsp16xx.h: Similarly.
10280 * elxsi/elxsi.c: Similarly.
10281 * elxsi/elxsi.h: Similarly.
10282 * fr30/fr30.c: Similarly.
10283 * fr30/fr30.md: Similarly.
10284 * h8300/h8300-protos.h: Similarly.
10285 * h8300/h8300.c: Similarly.
10286 * h8300/h8300.h: Similarly.
10287 * i370/i370-protos.h: Similarly.
10288 * i370/i370.c: Similarly.
10289 * i370/i370.h: Similarly.
10290 * i386/i386.c: Similarly.
10291 * i386/osf1elf.h: Similarly.
10292 * i386/osfrose.h: Similarly.
10293 * i860/i860-protos.h: Similarly.
10294 * i860/i860.c: Similarly.
10295 * i860/i860.h: Similarly.
10296 * i960/i960-protos.h: Similarly.
10297 * i960/i960.c: Similarly.
10298 * i960/i960.h: Similarly.
10299 * ia64/ia64-protos.h: Similarly.
10300 * ia64/ia64.c: Similarly.
10301 * ia64/ia64.h: Similarly.
10302 * m32r/m32r-protos.h: Similarly.
10303 * m32r/m32r.c: Similarly.
10304 * m32r/m32r.h: Similarly.
10305 * m68hc11/m68hc11-protos.h: Similarly.
10306 * m68hc11/m68hc11.c: Similarly.
10307 * m68hc11/m68hc11.h: Similarly.
10308 * m68k/crds.h: Similarly.
10309 * m68k/dpx2.h: Similarly.
10310 * m68k/m68k-protos.h: Similarly.
10311 * m68k/m68k.c: Similarly.
10312 * m68k/m68k.h: Similarly.
10313 * m68k/news.h: Similarly.
10314 * m88k/m88k-protos.h: Similarly.
10315 * m88k/m88k.c: Similarly.
10316 * m88k/m88k.h: Similarly.
10317 * mips/mips-protos.h: Similarly.
10318 * mips/mips.c: Similarly.
10319 * mips/mips.h: Similarly.
10320 * ns32k/merlin.h: Similarly.
10321 * ns32k/ns32k.c: Similarly.
10322 * ns32k/ns32k.h: Similarly.
10323 * ns32k/tek6000.h: Similarly.
10324 * pa/pa-protos.h: Similarly.
10325 * pa/pa.c: Similarly.
10326 * pa/pa.h: Similarly.
10327 * pdp11/2bsd.h: Similarly.
10328 * pdp11/pdp11-protos.h: Similarly.
10329 * pdp11/pdp11.c: Similarly.
10330 * pdp11/pdp11.h: Similarly.
10331 * romp/romp-protos.h: Similarly.
10332 * romp/romp.c: Similarly.
10333 * romp/romp.h: Similarly.
10334 * rs6000/rs6000-protos.h: Similarly.
10335 * rs6000/rs6000.c: Similarly.
10336 * rs6000/rs6000.h: Similarly.
10337 * rs6000/sysv4.h: Similarly.
10338 * sh/sh-protos.h: Similarly.
10339 * sh/sh.c: Similarly.
10340 * sh/sh.h: Similarly.
10341 * sparc/sparc-protos.h: Similarly.
10342 * sparc/sparc.c: Similarly.
10343 * sparc/sparc.h: Similarly.
10344 * vax/vax.c: Similarly.
10345 * vax/vax.h: Similarly.
10346 * vax/vms.h: Similarly.
10347 * we32k/we32k.c: Similarly.
10348 * we32k/we32k.h: Similarly.
10350 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
10352 * basic-block.h (first_insn_after_basic_block_note): Declare.
10353 * flow.c (first_insn_after_basic_block_note): Define. Moved
10355 * ssa.c (first_insn_after_basic_block_note): Remove.
10356 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
10358 (ssa_eliminate_dead_code): Properly update the CFG and PHI
10359 nodes when we find a dead conditional branch. Insert BARRIERs
10360 after any blocks with no successors, but which do not have
10363 2001-07-06 Zack Weinberg <zackw@stanford.edu>
10365 * varray.c (varray_check_failed): Use internal_error.
10367 2001-07-05 Andrew Haley <aph@redhat.com>
10369 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
10370 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
10371 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
10373 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
10375 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
10376 reference if the target constant is also a SYMBOL_REF.
10378 2001-07-05 Eric Christopher <echristo@redhat.com>
10380 * config/mips/mips.h (MASK_MIPS3900): Remove.
10381 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
10382 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
10383 (TARGET_MIPS3900): Change to use mips_arch.
10384 (TARGET_MIPS4000): New.
10385 (TARGET_MIPS4100): New.
10386 (TARGET_MIPS4300): New.
10387 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
10388 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
10390 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
10391 (ISA_HAS_BRANCHLIKELY): To here.
10392 (CC1_CPU_SPEC): New.
10393 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
10394 (mips_arch_string): Declare.
10395 (mips_arch): Declare.
10396 (TARGET_OPTIONS): Add -march and -mtune.
10398 * config/mips/mips.c (mips_arch_string): New.
10400 (override_options): Handle -march for codegen and -mtune
10401 for scheduling. Use mips_arch. Move tx39 target default here.
10402 (mips_parse_cpu): Move error message to override_options.
10404 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
10406 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
10408 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
10409 (MIPS Options): Ditto. Change mcpu entry to historical text.
10411 2001-07-05 H.J. Lu (hjl@gnu.org)
10413 * config/mips/mips.c (mips_parse_cpu): New function to parse
10416 2001-07-05 Jim Wilson <wilson@redhat.com>
10418 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
10419 * config/ia64/t-ia64: Likewise.
10420 (LIB1ASMFUNCS): Update comment.
10422 2001-07-05 David Edelsohn <edelsohn@gnu.org>
10424 * doc/install.texi (Install GCC: Binaries): Fix typo.
10426 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10428 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
10429 reference using the stack pointer, adjust it since we push Y
10431 ("*ashrsi3"): Likewise.
10432 ("*lshrsi3"): Likewise.
10434 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10436 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
10437 when -fomit-frame-pointer is used.
10439 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
10441 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
10442 (try_redirect_by_replacing_jump): Reverse updating properly the
10443 count and frequency information. Reverse removing cc0 setter.
10444 (forwarder_block_p): Reverse fixing for fallthru blocks.
10446 2001-07-05 DJ Delorie <dj@redhat.com>
10448 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
10449 (translate_options): If the above is defined, use it to map
10450 given options to new options.
10451 * doc/tm.texi: Document it.
10453 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
10454 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10456 * doc/invoke.texi (Optimize Options): Document that -fgcse may
10457 cause programs using computed gotos to run more slowly.
10459 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10461 * doc/install.texi (Specific): Markup, spelling and typo fixes.
10463 Consistently require binutils 2.11.2, not prereleases.
10464 (Specific, decstation-*): Canonicalize as mips-dec-*.
10465 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
10467 (Specific, m68k-altos): Removed reference to README.altos, deleted.
10468 (Specific, mips-*): Reword MIPS C compiler requirements.
10469 (Specific, powerpc*-*-*): New, mention --with-cpu once.
10470 (Specific, sunv5): Removed, obsolete.
10472 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
10474 * dwarf2out.c (output_loc_list): Use an all ones mask for
10475 .text asm output and don't rely on long long
10476 literals. Reformat some long lines.
10478 2001-07-05 Andreas Jaeger <aj@suse.de>
10480 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
10483 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10485 * dwarf2out.c (dwarf2out_define): Update comment.
10486 (dwarf2out_undef): Ditto.
10487 (dwarf2out_start_source_file): Ditto.
10488 (dwarf2out_end_source_file): Ditto.
10489 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
10490 since we never call the start/end debug hook for the primary file.
10492 2001-07-04 Kazu Hirata <kazu@hxi.com>
10494 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
10497 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10499 * cppinit.c (remove_dup_dirs): Inform if a system include
10500 directory is being reordered.
10501 * doc/invoke.texi (Directory Options): GCC warns if you hide a
10503 * doc/cpp.texi (Search Paths): Likewise.
10504 * doc/gcc.texi (Interoperation): Remove information about
10507 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10509 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
10510 (VARRAY_TOP_CHAR_PTR): Likewise.
10512 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10514 * gcc.c (process_command): Don't assign elements of a const char*.
10516 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10518 * emit-rtl.c (change_address): Don't abort if invalid address while
10519 reload is in progress.
10521 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10523 * c-lex.c (cb_file_change): Pass line number to
10524 debug_start_source_file.
10525 (cb_undefine): Pass correct line number to debug_undef.
10527 * toplev.c (debug_start_source_file): Add line number to
10528 parameters. Pass it along to dwarf2out_start_source_file.
10529 (decode_g_option): Stop resetting debug level back to normal when
10530 we change debug formats, unless the current level is
10531 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
10534 * toplev.h (debug_start_source_file): Add line number to
10537 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
10540 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
10542 Output debug_macinfo data for starting file if requested.
10543 (dwarf2out_end_source_file): Output debug_macinfo data for ending
10545 (dwarf2out_define): Output debug_macinfo data for defining a macro
10547 (dwarf2out_undef): Output debug_macinfo data for undefining a
10548 macro if requested.
10549 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
10550 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
10551 (macinfo_section_label): New. DWARF2 macro info section label.
10552 (dwarf2out_init): If we want macro info, output the start label
10554 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
10555 attribute to the compilation unit die pointing to the macro info.
10557 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10559 * dwarf2out.c (new_loc_list): Move to inside #ifdef
10560 DWARF2_DEBUGGING_INFO.
10561 (add_loc_descr_to_loc_list): Ditto.
10562 (output_loc_list): Ditto.
10563 Also, fix thinko in curr not being initialized.
10564 (gen_internal_sym): Ditto.
10566 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10568 * emit-rtl.c (replace_equiv_address): New function.
10569 * expr.h (replace_equiv_address): New declaration.
10570 * explow.c (validize_mem): Call it instead of change_address and
10571 also call if -fforce-addr and address is constant.
10572 * expr.c: Replace more calls to change_address with adjust_address
10573 and/or replace_equiv_address or to validize_mem.
10574 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
10575 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
10576 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10577 * config/i370/i370.md, config/i860/i860.md: Likewise.
10578 * config/i960/i960.md, config/mips/mips.c: Likewise.
10579 * config/mips/mips.md, config/pa/pa.md: Likewise.
10580 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
10581 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
10583 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10585 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
10587 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
10590 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
10592 * doc/include: New directory.
10593 * doc/fdl.texi: Move to doc/include/fdl.texi.
10594 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
10595 * doc/include/funding.texi, doc/include/gpl.texi: New files.
10596 * doc/gcc.texi: Use funding.texi and gpl.texi.
10597 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
10598 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
10599 Update dependencies and use -I $(docdir)/include.
10601 2001-07-04 Anthony Green <green@redhat.com>
10603 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
10605 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10607 * doc/install.texi (sparc64-*-*): Remove garbage.
10609 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
10611 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
10612 Fix typo in last change to use adjust_address.
10614 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10616 * doc/install.texi (Specific): Update information for *-*-solaris*.
10618 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10620 * explow.c (plus_constant_wide): Reinitialize Y for restart.
10622 2001-07-03 Stan Shebs <shebs@apple.com>
10624 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
10625 case for flag_no_mach_text_sections.
10626 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
10627 * config/darwin.c (flag_no_mach_text_sections): Remove.
10628 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
10630 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10632 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
10633 and avoid checking for constant as first operand.
10634 * recog.c (find_constant_term_loc): No longer static.
10635 (adj_offettable_operand): Delete.
10636 * rtl.h (adj_offsettable_operand): Delete declaration.
10637 (find_constant_term): Add declaration.
10638 * caller-save.c: Replace calls to adj_offsettable_operand with calls
10640 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
10641 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
10642 * config/i386/i386.c, config/i386/i386.md: Likewise.
10643 * config/i860/i860.c, config/i960/i960.c: Likewise.
10644 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
10645 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
10646 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
10647 * config/mips/mips.c, config/mips/mips.md: Likewise.
10648 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
10649 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
10650 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
10651 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
10652 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
10653 * config/ns32k/ns32k.md: Likewise.
10655 2001-07-03 Zack Weinberg <zackw@stanford.edu>
10657 * rtl.c (copy_rtx): Handle 'T' format letter.
10658 * gensupport.c (collect_insn_data): Likewise.
10659 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
10661 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
10663 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
10664 -B option. Use 'dir' not 'foo' as example directory name.
10666 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10668 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10669 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
10671 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10673 * doc/cppinternals.texi: Improve formatting and logical markup.
10675 2001-07-03 Andreas Jaeger <aj@suse.de>
10677 * Makefile.in (insn-recog.o): Add dependency on reload.h.
10679 * genrecog.c (write_header): Include reload.h for prototypes in
10682 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
10685 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
10686 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10687 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
10688 i386_pe_valid_type_attribute_p): Add.
10689 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
10690 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
10692 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10694 * explow.c (plus_constant_wide, case LO_SUM): New case.
10695 (plus_constant_for_output_wide): Delete.
10696 * rtl.h (plus_constant_for_output): Delete.
10697 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
10698 instead of plus_constant_for_output.
10699 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
10700 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
10701 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
10702 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
10703 * config/sparc/sparc.md: Likewise.
10704 Convert some change_address calls to adjust_address.
10706 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10708 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
10709 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
10710 documentation of -std and -Wwrite-strings.
10712 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10714 * cse.c (canon_hash): Don't register registers in very small
10715 register classes, as extending their lifetime might cause
10718 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10720 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10722 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10723 (try_redirect_by_replacing_jump): Update properly the count
10724 and frequency information.
10726 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
10728 * toplev.c (dump_file_index): Move SSA dumps just after first
10730 (dump_file): Corresponding changes.
10731 (rest_of_compilation): Move SSA path to just after the first
10733 * doc/gcc.texi (Passes): Update due to movement of SSA path.
10734 * doc/invoke.texi: Update dump file #s as they were completely
10735 out of date with reality.
10737 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10739 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
10741 * expr.c (emit_move_insn_1): Deal with non-default
10744 * expr.c (emit_single_push_insn): Fix warning.
10746 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
10748 * expr.c (emit_move_insn_1): Avoid modifying
10749 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
10751 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10753 * emit-rtl.c (adjust_address): New function.
10754 * expr.h (adjust_address): Add declaration.
10755 * builtins.c: Replace some calls to change_address with calls to it
10756 or to validize_mem.
10757 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
10758 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
10759 * config/arm/arm.c, config/convex/convex.c: Likewise.
10760 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10761 * config/i386/i386.c, config/i386/i386.md: Likewise.
10762 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
10763 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
10764 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
10765 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
10766 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
10768 2001-07-02 Jim Wilson <wilson@redhat.com>
10770 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
10772 2001-07-02 Steve Ellcey <sje@cup.hp.com>
10774 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
10775 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
10777 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10779 * cppinit.c (lang_defaults): New table.
10780 (set_lang): Just read from lang_defaults into the live options
10783 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10785 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
10786 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
10787 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
10789 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10791 * doc/install.texi: Various spelling and markup fixes.
10792 (Installing GCC): Component specific installation instructions are
10795 Warn about removing old install dir in the presence of shared libs.
10796 (Configuration): Invoke with options target to match configure
10798 Consistently refer to gas, gld pathnames.
10799 Invert --enable-multilib documentation.
10800 Remove references to old compiler versions.
10802 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10804 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
10806 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10808 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
10810 (Specific, mips*-sgi-irix5): Note IDO download.
10811 Reworded MIPS C hints.
10812 Use GNU as instead of GAS.
10814 Removed SGI Freeware reference, IRIX 6 only.
10815 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
10816 Note N64 library requirement/workaround.
10818 Complete list of structure passing bug victims.
10820 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10822 * doc/install.texi: Remove CVS Id.
10824 2001-07-02 Andreas Jaeger <aj@suse.de>
10826 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
10827 (find_inherently_necessary): Remove unused variable.
10829 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
10831 * c-common.h (TDI_inlined): New ast dump phase.
10832 (dump_flag_name): New function.
10833 * c-dump.c (dump_files): Add inlined phase.
10834 (dump_flag_name): Define.
10835 * doc/invoke.texi (-fdump-ast-inlined): Document.
10837 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10839 * stor-layout.c (layout_decl): Revert change to handling of alignment
10842 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10844 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
10847 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
10849 * doc/tm.texi (FUNCTION_ARG): Document that the last call
10852 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
10854 * tlink.c (recompile_files): Remove COMPILER_PATH and
10855 LIBRARY_PATH from the environment.
10857 2001-07-01 Zack Weinberg <zackw@stanford.edu>
10859 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
10860 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
10862 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
10864 * c-parse.in (OBJC_STRING): Kill.
10865 (objc_string): Decompose to [objc_string] '@' STRING.
10866 (reswords): Take the leading '@' off all the Objective C keywords.
10867 (objc_rid_sans_at): Kill.
10868 (init_reswords): Don't initialize it.
10869 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
10870 (_yylex): Kill reconsider label. Look ahead one token after
10871 an '@'; if we get an identifier, check whether it's an
10872 Objective C @-keyword. If so, return the keyword. Otherwise,
10873 put back the token and return the '@' as a terminal.
10875 * cpplib.c (lex_macro_node): Remove unnecessary check for
10876 leading '@' on identifier. Clarify control flow and commentary.
10878 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10880 * cse.c (new_label_ref): Variable deleted.
10881 (insert): Remove set of new_label_ref.
10882 (check_for_label_ref): New function.
10883 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
10885 See ChangeLog.5 for earlier changes.