1 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
3 * config.gcc: Update c4x and i370 for C front end-specific
5 * config/c4x/c4x-c.c: New.
6 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
7 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
9 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
10 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
12 (c4x_init_pragma): Remove.
13 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
14 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
15 c4x_pr_ignored): Move to c4x-c.c.
16 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
17 * config/c4x/t-c4x: Update.
18 * config/i370/i370-c.c: New.
19 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
20 (i370_pr_map): Move to i370-c.c.
21 * config/i370/t-i370: New.
23 * doc/tm.texi: Update.
25 2001-10-17 Stan Shebs <shebs@apple.com>
27 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
28 typo fixes throughout.
29 (machopic_output_stub): Remove some dead code.
31 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
33 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
36 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
38 * Makefile.in (print-rtl.o): Depend on TREE_H.
39 * alias.c (get_alias_set): Make two passes over objects to first
40 see if inner object is access via restricted pointer.
41 Defer allocating alias set for restricted pointer until here.
42 Call find_placeholder with second arg nonzero.
44 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
45 set for restricted pointer types.
46 * emit-rtl.c (set_mem_attributes): Set more attributes.
47 (set_mem_align, change_address, adjust_address_1): New functions.
48 (change_address_1): Now static.
49 (adjust_address, adjust_address_nv): Deleted.
50 (replace_equiv_address): Call change_address_1.
51 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
52 (find_placeholder): Get starting point from PLIST arg.
53 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
54 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
55 (adjust_address, adjust_address_nv): New macros.
56 * print-rtl.c (tree.h): New include.
57 (print_rtx, case MEM): Print all memory attributes.
59 2001-10-17 Richard Henderson <rth@redhat.com>
61 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
63 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
65 * c-tree.texi: Eliminate duplicated word.
67 * install.texi: Likewise.
68 * invoke.texi: Likewise.
71 2001-10-17 Michael Collison <collison@isisinc.net>
73 * dsp16xx.c: Fix comment formatting to match GNU standards.
74 (dsp16xx_output_function_prologue): Change type of 'size'
75 parameter from 'int' to HOST_WIDE_INT.
76 (dsp16xx_output_function_epilogue): Change type of 'size'
77 parameter from 'int' to HOST_WIDE_INT.
79 2001-10-16 Richard Henderson <rth@redhat.com>
81 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
82 * configure, config.in: Rebuild.
84 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
85 (ix86_output_addr_diff_elt): New.
86 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
87 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
88 (JUMP_TABLES_IN_TEXT_SECTION): New.
89 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
90 * config/i386/i386-protos.h: Update.
92 * config/i386/386bsd.h, config/i386/beos-elf.h,
93 config/i386/freebsd-aout.h, config/i386/freebsd.h,
94 config/i386/i386-interix.h, config/i386/i386elf.h,
95 config/i386/linux.h, config/i386/netbsd-elf.h,
96 config/i386/netbsd.h, config/i386/openbsd.h,
97 config/i386/ptx4-i.h, config/i386/rtemself.h,
98 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
99 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
101 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
103 * stmt.c (expand_asm_operands): Update commentary.
105 2001-10-16 Stan Shebs <shebs@apple.com>
107 * config/darwin.h (GCC_NAME): Remove, no longer used.
108 (NO_MATH_LIBRARY): Ditto.
109 (MATH_LIBRARY): Define to emptiness.
110 (DWARF2_DEBUGGING_INFO): Define.
111 (PREFERRED_DEBUGGING_TYPE): Define.
112 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
113 (EXCEPTION_SECTION): Define.
114 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
115 * config/darwin.c (darwin_encode_section_info): Handle case of
116 DECL_INITIAL being error_mark_node.
118 2001-10-16 Richard Henderson <rth@redhat.com>
120 * alpha.c (current_file_function_operand): Don't fail for profiling.
121 (direct_call_operand): New.
122 * alpha-protos.h: Declare it.
123 * alpha.h (EXTRA_CONSTRAINT): Use it.
124 (PREDICATE_CODES): Add it.
125 (ASM_OUTPUT_MI_THUNK): Remove.
126 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
127 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
129 2001-10-16 Krister Walfridsson <cato@df.lth.se>
131 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
132 (JUMP_TABLES_IN_TEXT_SECTION): Define.
134 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
136 * cfg.c (free_edge): Break out from ....
137 (remove_edge): ... here.
138 (clear_edges): Use free_edge.
140 * att.h (ASM_QUAD): Add comment.
141 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
143 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
145 * i386.c (split_ti): New function.
146 (ix86_split_to_parts): Support TImodes.
147 * i386.h (VALID_INT_MODE_P): Add TImode.
148 * i386.md (movdi splitter): Fix.
149 (movti): Support 64bit integer registers.
150 (movti_rex64): New function and splitter.
152 * i386.c (*_cost): Add movsx/movzx cost.
153 * i386.h (struct processor_costs): Add movsx/movzx fields.
154 (RTX_COSTS): Handle zero/sign extend + avoid believing that
155 64bit operations require split on 64bit machine.
156 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
158 * i386.c (ix86_setup_incomming_varargs): Fix mode of PLUS.
159 (ix86_expand_move): Avoid pushes of memory if size does not match;
160 move long constants to register.
161 (x86_initialize_trampoline): Fix mode.
162 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
163 Use ASM_QUAD on 64bit.
164 * i386.md (test pattern): Disallow impossible constants.
165 (tablejump PIC expander): Fix emitting of sum.
166 (movdicc_rex64): Rename to movdicc.
167 * linux64.h (LINK_SPEC): Add missing '%'.
169 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
171 * tree-inline.c (inlinable_function_p): Leave it up to the
172 front-end to turn -finline-functions into DECL_INLINE set for all
175 2001-10-16 Stan Shebs <shebs@apple.com>
177 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
179 2001-10-16 Alan Modra <amodra@bigpond.net.au>
181 * recog.c: Formatting and comment typo fixes.
183 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
184 version in single tree build.
185 * configure: Regenerate.
187 2001-10-15 David Edelsohn <edelsohn@gnu.org>
189 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
190 MODE arguments to gen_rtx and compare operand with const0_rtx.
192 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
194 * system.h: Poison old unused target macros.
195 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
196 * config/stormy16/stormy16.c: Update references to obsolete macros.
197 * config/stormy16/stormy16.h: Similarly.
198 * config/stormy16/stormy16.md: Similarly.
199 * config/cris/cris.h: Similarly.
201 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
203 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
204 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
205 cpp_register_pragma): Update accordingly.
207 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
209 * c-pragma.h (cpp_register_pragma_space): Remove.
210 * cpplib.h (cpp_register_pragma_space): Remove.
211 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
212 (cpp_register_pragma_space): Remove.
213 (cpp_register_pragma): Simplify using lookup_pragma_entry,
215 (do_pragma): Similarly.
216 (_cpp_init_internal_pragmas): Don't register namespaces.
218 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
219 Don't register namespaces.
220 * cp/lex.c (init_cp_pragma): Similarly.
221 * doc/tm.texi: Update.
223 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
226 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
228 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
230 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
231 add scheduling support.
232 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
233 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
234 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
237 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
239 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
240 missing CONSTANT_P test in core GCC.
242 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
244 * cppmain.c (struct printer): New member source.
245 (scan_translation_unit): Fix spacing at start of lines.
246 (cb_line_change): Update.
248 * gcc.dg/cpp/spacing2.c: New test.
250 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
252 * config/cris/arit.c: Use __builtin_labs, not abs.
254 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
256 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
257 misplaced sprintf and fprintf argument.
259 2001-10-12 Zack Weinberg <zack@codesourcery.com>
261 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
262 * configure.in, Makefile.in: Take out obsolete check-po logic.
263 * configure, config.in: Regenerate.
265 2001-10-12 Ziemowit Laski <zlaski@apple.com>
267 * objc/objc-act.c (finish_objc): Correct precondition for emitting
270 2001-10-12 Stan Shebs <shebs@apple.com>
272 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
273 declarations of arguments and local variables.
275 2001-10-12 Christopher Faylor <cgf@redhat.com>
277 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
278 ENDFILE_SPEC definition.
280 2001-10-12 Kazu Hirata <kazu@hxi.com>
282 * gthr-dce.h: Fix comment formatting.
283 * gthr-posix.h: Likewise.
284 * gthr-single.h: Likewise.
285 * gthr-solaris.h: Likewise.
286 * gthr-vxworks.h: Likewise.
287 * gthr-win32.h: Likewise.
289 2001-10-12 Jakub Jelinek <jakub@redhat.com>
291 * final.c (output_asm_insn): Make sure assembly dialects are
292 terminated, not nested. Output `|' and `}' characters if they
293 don't appear inside assembly dialect selection.
294 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
295 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
296 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
297 strsetsi_rex_1): Add {} braces.
299 2001-10-11 Zack Weinberg <zack@codesourcery.com>
301 * toplev.c (compile_file): Ignore return value from yyparse.
302 Always pop any nested binding levels after yyparse returns.
304 2001-10-11 Richard Henderson <rth@redhat.com>
306 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
308 2001-10-11 Richard Henderson <rth@redhat.com>
310 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
311 fall back to add_AT_long_long for large CONST_INT.
313 2001-10-11 Richard Henderson <rth@redhat.com>
315 * config/i386/i386.md (setcc splitters): Add four splitters to
316 simplify compound compares that simplify_comparison can't handle.
318 2001-10-11 Zack Weinberg <zack@codesourcery.com>
320 * cpplex.c (digraph_spellings, token_spellings): Make static.
322 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
324 * unroll.c (loop_iterations): Fixup last patch.
326 2001-10-11 Richard Henderson <rth@redhat.com>
328 * rtl.h (REG_VTABLE_REF): New.
329 * rtl.c (reg_note_name): Add it.
330 * combine.c (distribute_notes): Handle it.
331 * final.c (final_scan_insn): Handle it.
332 * tree.def (VTABLE_REF): New.
333 * expr.c (expand_expr): Handle it.
334 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
335 * output.h: Declare them.
337 2001-10-11 Richard Henderson <rth@redhat.com>
339 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
342 2001-10-11 David Edelsohn <edelsohn@gnu.org>
344 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
345 available in 64-bit mode.
347 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
349 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
351 * config/cris/cris-protos.h: New file.
352 * config/cris/cris.c: New file.
353 * config/cris/cris.h: New file.
354 * config/cris/cris.md: New file.
355 * config/cris/linux.h: New file.
356 * config/cris/aout.h: New file.
357 * config/cris/arit.c: New file.
358 * config/cris/cris_abi_symbol.c: New file.
359 * config/cris/mulsi3.asm: New file.
360 * config/cris/t-aout: New file.
361 * config/cris/t-cris: New file.
362 * config/cris/t-elfmulti: New file.
363 * config/cris/t-linux: New file.
364 * doc/invoke.texi: Add CRIS options.
365 * doc/install.texi (Specific): Add blurb for CRIS.
367 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
369 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
371 * config/float/i32.h: Likewise.
372 * config/float-i386.h: Likewise.
373 * config/float-i64.h: Likewise.
374 * config/float-m68k.h: Likewise.
375 * config/float-sh.h: Likewise.
376 * config/float-sparc.h: Likewise.
378 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
380 * doc/contrib.texi: Add note about CRIS port to my entry.
382 2001-10-11 Kazu Hirata <kazu@hxi.com>
384 * basic-block.h: Fix formatting.
385 * bitmap.h: Likewise.
386 * cpplib.h: Likewise.
387 * c-tree.h: Likewise.
388 * diagnostic.h: Likewise.
391 * longlong.h: Likewise.
393 * reload.h: Likewise.
397 2001-10-10 Richard Henderson <rth@redhat.com>
399 * c-parse.in (asm_operand): Allow named operands.
400 * genconfig.c (max_recog_operands): Set to 29.
401 * local-alloc.c (requires_inout): Skip multiple digits.
402 * recog.c (asm_operand_ok): Likewise.
403 (preprocess_constraints): Use strtoul for matching constraints.
404 (constrain_operands): Likewise.
405 * regmove.c (find_matches): Likewise.
406 * reload.c (find_reloads): Likewise.
407 * stmt.c (parse_output_constraint): Don't reject in-out
408 constraint on operands > 9. Reject '[' in constraint.
409 (expand_asm_operands): Handle named operands. Use strtoul
410 for matching constraints.
411 (check_operand_nalternatives): Split out from expand_asm_operands.
412 (check_unique_operand_names): New.
413 (resolve_operand_names, resolve_operand_name_1): New.
415 * doc/extend.texi (Extended Asm): Document named operands.
416 * doc/md.texi (Simple Constraints): Document matching constraints
419 2001-10-10 Richard Henderson <rth@redhat.com>
421 * combine.c (try_combine): Handle a SEQUENCE of one insn.
423 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
424 (jcc splitters): Add two splitters to simplify compound compares
425 that simplify_comparison can't handle.
427 2001-10-10 Richard Henderson <rth@redhat.com>
429 * langhooks.c: Include langhooks.h.
430 * Makefile.in (langhooks.o): Depend on it.
432 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
434 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
435 should not be considered as a no-op.
436 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
438 2001-10-10 Stan Shebs <shebs@apple.com>
440 * alias.c: Remove uses of "register" specifier in declarations
441 of arguments and local variables.
443 * c-convert.c: Ditto.
446 * c-semantics.c: Ditto.
448 * caller-save.c: Ditto.
462 * dwarf2out.c: Ditto.
469 * fix-header.c: Ditto.
472 * fold-const.c: Ditto.
476 * gen-protos.c: Ditto.
477 * genattrtab.c: Ditto.
479 * genconfig.c: Ditto.
481 * genextract.c: Ditto.
483 * gengenrtl.c: Ditto.
484 * genoutput.c: Ditto.
487 * gensupport.c: Ditto.
491 * haifa-sched.c: Ditto.
492 * hard-reg-set.h: Ditto.
494 * integrate.c: Ditto.
497 * local-alloc.c: Ditto.
499 * mips-tdump.c: Ditto.
500 * mips-tfile.c: Ditto.
503 * print-rtl.c: Ditto.
507 * reg-stack.c: Ditto.
517 * sched-deps.c: Ditto.
518 * sched-rgn.c: Ditto.
520 * simplify-rtx.c: Ditto.
522 * stor-layout.c: Ditto.
531 2001-10-10 Richard Henderson <rth@redhat.com>
533 * rtl.h (can_reverse_comparison_p): Remove.
535 2001-10-10 Christopher Faylor <cgf@redhat.com>
537 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
540 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
542 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
543 (Thanks to Chris Faylor for suggesting macro name).
544 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
546 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
547 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
548 (MATH_LIBRARY): Undef before definition.
549 (OUTPUT_QUOTED_STRING): Likewise.
550 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
552 2001-10-10 Richard Henderson <rth@redhat.com>
554 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
555 (fde_unencoded_compare): Likewise. Don't use subtraction to get
556 a tristate comparison value.
557 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
559 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
562 * unroll.c (loop_iterations): Ignore insns generated by loop
565 * config.gcc (mips*-*-gnu*): Delete support.
566 * config/mips/gnu.h: Remove.
568 2001-10-10 Kazu Hirata <kazu@hxi.com>
570 * calls.c: Fix formatting.
571 * c-decl.c: Likewise.
572 * cfgcleanup.c: Likewise.
573 * combine.c: Likewise.
574 * cppfiles.c: Likewise.
575 * cpplib.c: Likewise.
576 * cppmacro.c: Likewise.
577 * crtstuff.c: Likewise.
579 * dwarf2out.c: Likewise.
580 * expmed.c: Likewise.
582 * fold-const.c: Likewise.
583 * function.c: Likewise.
585 * genattrtab.c: Likewise.
586 * ggc-page.c: Likewise.
587 * integrate.c: Likewise.
588 * libgcc2.c: Likewise.
590 * optabs.c: Likewise.
591 * profile.c: Likewise.
592 * protoize.c: Likewise.
595 * reload1.c: Likewise.
596 * reload.c: Likewise.
598 * resource.c: Likewise.
599 * sched-rgn.c: Likewise.
600 * sdbout.c: Likewise.
602 * toplev.c: Likewise.
603 * varasm.c: Likewise.
605 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
607 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
608 * Makefile.in (langhooks.o): Add dependencies.
610 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
612 * rs6000.c (rs6000_emit_load_toc_table): Don't
613 strdup the toc label.
614 (create_TOC_reference): Likewise.
616 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
618 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
621 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
623 * config/i386/i386.c (ix86_attribute_table): Correct
624 min_len, max_len fields for dllimport, dllexport and shared.
626 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
628 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
629 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
630 Consistently use "nonzero" instead of "non-zero".
632 2001-10-09 Kazu Hirata <kazu@hxi.com>
634 * acconfig.h: Fix comment formatting.
635 * c-dump.h: Likewise.
636 * c-tree.h: Likewise.
637 * conditions.h: Likewise.
639 * function.h: Likewise.
642 * integrate.h: Likewise.
645 * optabs.h: Likewise.
647 2001-10-09 Kazu Hirata <kazu@hxi.com>
649 * c-common.h: Fix comment formatting.
650 * c-dump.c: Likewise.
652 * diagnostic.h: Likewise.
653 * except.c: Likewise.
655 * gcov-io.h: Likewise.
656 * genattrtab.c: Likewise.
657 * output.h: Likewise.
658 * predict.h: Likewise.
659 * reload1.c: Likewise.
660 * reload.h: Likewise.
661 * resource.h: Likewise.
663 * system.h: Likewise.
665 * tree-inline.c: Likewise.
666 * tsystem.h: Likewise.
667 * varasm.c: Likewise.
668 * xcoffout.h: Likewise.
670 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
672 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
674 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
676 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
677 config/i386/i386elf.h, config/i386/netbsd-elf.h,
678 config/i386/netware.h, config/mcore/gfloat.h,
679 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
680 config/netware.h, gccbug.in: Update FSF address.
682 2001-10-09 Kazu Hirata <kazu@hxi.com>
684 * c-common.c: Fix comment typos.
685 * cfgrtl.c: Likewise.
686 * collect2.c: Likewise.
687 * cpplex.c: Likewise.
688 * doloop.c: Likewise.
689 * dwarf2out.c: Likewise.
690 * dwarfout.c: Likewise.
692 * fold-const.c: Likewise.
696 * global.c: Likewise.
699 * optabs.c: Likewise.
700 * protoize.c: Likewise.
701 * regclass.c: Likewise.
706 * doc/cpp.texi: Likewise.
707 * doc/c-tree.texi: Likewise.
708 * doc/extend.texi: Likewise.
709 * doc/invoke.texi: Likewise.
710 * doc/objc.texi: Likewise.
711 * doc/tm.texi: Likewise.
713 2001-10-08 Richard Henderson <rth@redhat.com>
715 * varasm.c (set_named_section_flags): Initialize "declared".
717 2001-10-08 Robert Lipe <robertlipe@usa.net>
719 * varasm.c (struct in_named_entry): Add declared.
720 (named_section_first_declaration): New function.
721 (default_elf_asm_named_section): Use it.
722 * output.h (named_section_first_declaration): New.
724 2001-10-08 Richard Henderson <rth@redhat.com>
726 * i386.md (movsi_xor): Export.
727 (setcc peep2): Use it when available; add an alternative to
728 match zero_extendhisi2_and.
730 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
732 * romp-protos.h (romp_initialize_trampoline): New function.
733 * romp.c (romp_initialize_trampoline): Likewise.
734 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
735 romp_initialize_trampoline.
737 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
739 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
740 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
741 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
742 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
744 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
746 * unroll.c (loop_iterations): Extend check for multiple back edges.
748 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
750 * langhooks.h: New file.
751 * Makefile.in (OBJS): Added langhooks.o.
752 (c-lang.o): Depend on langhooks.h.
753 (c-common.o): Don't depend on tree-inline.h.
754 (tree-inline.o): Depend on toplev.h.
755 (langhooks.o): New rule.
756 * c-common.c: Don't include tree-inline.h.
757 (c_mark_lang_decl): Mark argument c as unused.
758 (c_common_lang_init): Don't initialize hooks here.
759 * c-lang.c: Include langhooks.h, then override some macros.
760 (lang_hooks): Initialize with macros in langhooks.h.
761 (c_init): Don't initialize hooks here.
762 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
763 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
764 * tree-inline.c: Include toplev.h. Don't define hook variables.
765 * tree-inline.h: Don't define hook types nor declare hook
766 variables. Move macros to...
767 * langhooks.c: ... new file, as functions. Adjust all callers.
769 2001-10-08 Jeffrey A Law <law@cygnus.com>
771 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
772 purge_mem_unchanging_flag on all instructions, not just on those
773 before NOTE_INSN_FUNCTION_BEG.
775 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
777 * cppmacro.c (_cpp_create_definition): Leave comments off.
779 * doc/cpp.texi: Update.
781 2001-10-08 DJ Delorie <dj@redhat.com>
783 * c-decl.c (grokfield): Make sure the only unnamed fields
784 we're allowing are either structs or unions.
785 * doc/extend.texi: Add documentation for the unnamed field
788 2001-10-08 Zack Weinberg <zack@codesourcery.com>
790 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
791 * configure.in: Use it.
792 * configure: Regenerated.
793 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
794 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
796 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
798 * cppfiles.c (open_file): Don't mark zero-length files
799 never-reread here. Don't output diagnostics here either.
800 (stack_include_file): Mark them never-reread here.
801 (_cpp_read_file): Update.
803 2001-10-08 Richard Henderson <rth@redhat.com>
805 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
807 2001-10-08 Richard Henderson <rth@redhat.com>
809 * expr.c (store_expr): When converting a CONST_INT for storage
810 in a SUBREG, convert it to both SUBREG modes before stripping
813 2001-10-08 Richard Henderson <rth@redhat.com>
815 * varasm.c (restore_varasm_status): New.
816 * function.h: Declare it.
817 * function.c (pop_function_context_from): Call it.
819 2001-10-08 Richard Henderson <rth@redhat.com>
821 * c-common.h (struct c_lang_decl): Add declared_inline.
822 * c-tree.h (DECL_DECLARED_INLINE_P): New.
823 * c-lang.c (c_disregard_inline_limits): Use it.
824 * c-decl.c (duplicate_decls): Likewise.
825 (pushdecl, redeclaration_error_message): Likewise.
826 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
827 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
828 Set DECL_INLINE if -finline-functions.
829 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
831 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
833 * cppmacro.c (funlike_invocation_p): Move some logic to caller
834 in enter_macro_context. Create a padding token in its own context
835 if necessary when the search for '(' fails.
836 (enter_macro_context): Update.
838 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
840 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
841 genmultilib, toplev.c: Fix spelling errors of "separate" as
842 "seperate", and corresponding spelling errors of related words.
844 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
846 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
847 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
849 * c-dump.c (dump_option_value_info): Likewise.
850 * c-format.c (format_length_info, format_char_info,
851 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
852 * collect2.c (names): Likewise.
853 * cppdefault.h (default_include): Likewise.
854 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
855 * flow.c (life_analysis): Likewise.
856 * gcc.c (dir_separator_str, modify_target, option_map,
857 target_option_translations, spec_list_1, extra_specs_1,
858 init_spec): Likewise.
859 * gcov.c (gcov_version_string): Likewise.
860 * genattr.c (write_units): Likewise.
861 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
862 * gengenrtl.c (rtx_definition, defs): Likewise.
863 * genrecog.c (pred_table): Likewise.
864 * global.c (global_alloc): Likewise.
865 * lcm.c (optimize_mode_switching): Likewise.
866 * local-alloc.c (find_free_reg): Likewise.
867 * params.h (param_info): Likewise.
868 * predict.c (predictor_info): Likewise.
869 * protoize.c (unexpansion_struct): Likewise.
870 * real.c (bmask): Likewise.
871 * recog.h (insn_operand_data, insn_data): Likewise.
872 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
873 * stmt.c (expand_nl_goto_receiver): Likewise.
874 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
875 target_switches, target_options): Likewise.
876 * tradcif.y (token, tokentab2, yylex): Likewise.
877 * tree.h (attribute_spec): Likewise.
879 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
881 * arc.c (arc_output_function_epilogue): Likewise.
882 * arm.c (processors, all_cores, all_architectures,
883 arm_override_options, isr_attribute_arg, isr_attribute_args,
884 arm_isr_value): Likewise.
885 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
887 * c4x.c (c4x_int_reglist): Likewise.
888 * d30v.c (override_options): Likewise.
889 * h8300.c (shift_insn): Likewise.
890 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
891 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
892 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
893 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
894 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
895 * i386.h (processor_costs, ix86_cost): Likewise.
896 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
897 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
898 * m68k.c (codes_68881, codes_FPA): Likewise.
899 * m88k.c (mode_from_align, max_from_align, all_from_align,
900 best_from_align, m_options): Likewise.
901 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
902 * mcore.c (mode_from_align): Likewise.
903 * mips/elf64.h (UNIQUE_SECTION): Likewise.
904 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
905 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
906 * mips.h (mips_regno_to_class): Likewise.
907 * ns32k.c (scales): Likewise.
908 * pa.c (import_string, magic_milli): Likewise.
909 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
910 * sparc.c (leaf_reg_remap, sparc_override_options,
911 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
913 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
915 2001-10-07 Dale Johannesen <dalej@apple.com>
917 * reload1.c (reload_reg_free_p): Teach register interference
918 checking that multiple output reloads are emitted in
920 reload1.c (reload_reg_reaches_end_p): Ditto.
921 reload1.c (reloads_conflict): Ditto.
923 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
925 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
926 NULL_TREE inside @code.
928 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
930 * doc/gcc.texi: Document consistent style of "32-bit",
931 "Objective-C", and "@code{NULL}".
933 2001-10-06 Zack Weinberg <zack@codesourcery.com>
935 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
936 (cpp_token_len, cpp_spell_token, cpp_output_token,
937 _cpp_equiv_tokens): Handle it.
938 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
939 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
940 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
943 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
945 * gcc.c (default_compilers): Remove .ada.
947 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
949 * doc/cppinternals.texi: Update.
951 2001-10-06 Zack Weinberg <zack@codesourcery.com>
953 * gcc.c (main): Set this_file_error if the appropriate
954 compiler for a language has not been installed.
956 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
958 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
960 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
962 * gccbug.in (CATEGORIES): Add ada.
964 2001-10-05 Catherine Moore <clm@redhat.com>
966 * config/stormy16/stormy-abi: Document abi changes.
967 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
968 (ICALL_REGS): New register class.
969 (NUM_ARGUMENT_REGISTERS): Now 6.
970 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
972 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
973 * config/stormy16.md (call_internal, call_value_internal,
974 indirect_jump): Use new 'z' constraint.
976 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
978 * doc/cppinternals.texi: Update.
980 2001-10-05 Richard Henderson <rth@redhat.com>
982 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
983 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
984 the gas section-name-as-label feature.
986 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
988 * doc/cppinternals.texi: Update.
990 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
992 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
993 to ensure valid SImode constants.
995 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
997 * Makefile.in (c-decl.o): Depend on tree-inline.h.
998 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
999 * c-decl.c: Include tree-inline.h.
1000 (c_expand_body): Call optimize_inline_calls. Determine whether
1001 a function is inlinable upfront, and only clear
1002 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
1003 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
1004 (c_disregard_inline_limits): New function.
1005 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
1006 (c_post_options): Enable tree inlining if inlining is enabled.
1007 Don't inline trees when instrumenting functions.
1008 (c_init): Initialize lang_disregard_inline_limits and
1009 lang_cannot_inline_tree_fn.
1010 * tree-inline.c (initialize_inlined_parameters): Handle calls
1011 with fewer arguments than declared parameters, and fewer
1012 parameters than passed arguments. Don't assume value is a
1014 (declare_return_variable): Convert return value back to the
1015 original type, if it was promoted.
1016 (tree_inlinable_function_p): New function.
1017 (inlinable_function_p): Don't look at DECL_INLINE if we're
1018 inlining all functions. Make it work with a NULL id.
1019 Re-check DECL_UNINLINABLE after language-specific checks.
1020 * tree-inline.h (tree_inlinable_function_p): Declare it.
1021 * integrate.c (save_for_inline): Don't bother to prepare argvec
1023 * cse.c (check_for_label_ref): Don't check deleted labels.
1025 * Makefile.in (tree-inline.o): Depend on newly-included headers.
1026 * tree-inline.c: Include headers needed for the functions moved in.
1027 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
1028 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
1029 (copy_body, initialize_inlined_parameters): Likewise.
1030 (declare_return_variable, inlinable_function_p): Likewise.
1031 (expand_call_inline, expand_calls_inline): Likewise.
1032 (optimize_inline_calls, clone_body): Likewise.
1033 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
1034 (copy_tree_r, remap_save_expr): Likewise.
1036 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
1038 * Makefile.in (OBJS): Added tree-inline.o.
1039 (c-common.o): Depend on tree-inline.h.
1040 (tree-inline.o): New target.
1041 * c-common.c: Include tree-inline.h.
1042 (c_mark_lang_decl): Don't mark saved_tree.
1043 (c_common_lang_init): Set lang_anon_aggr_type_p.
1044 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
1045 (struct c_lang_decl): Moved saved_tree to tree_decl.
1046 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
1047 * integrate.h (function_attribute_inlinable_p): Declare it.
1048 * integrate.c (function_attribute_inlinable_p): Export it.
1049 * tree-inline.c: New file. Define variables declared in...
1050 * tree-inline.h: New file. Declare functions to be moved to
1051 tree-inline.c. Define macros and declare types and hooks for
1052 language-specific tree inlining.
1053 (flag_inline_trees): Moved definition from cp/decl2.c.
1054 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
1055 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
1056 (struct tree_decl): Moved saved_tree from c_lang_decl and
1057 inlined_fns from C++'s lang_decl.
1059 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
1061 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
1062 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
1064 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
1066 * doc/cppinternals.texi: Update.
1068 2001-10-04 Eric Christopher <echristo@redhat.com>
1070 * config/mips/mips.c (init_cumulative_args): Remember to set
1072 * config.gcc: Redo linux configuration. Add target_cpu_default
1073 of soft-float to all mipsisa32 combinations and tx39.
1074 * config/mips/linux.h: Remove include of mips.h.
1076 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
1078 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
1079 HOST_LDFLAGS and HOST_CPPFLAGS.
1081 2001-10-03 Ziemowit Laski <zlaski@apple.com>
1083 * c-parse.in (objc_inherit_code, objc_pq_context,
1084 objc_public_flag): Make static.
1085 (objc_interface_context, objc_implementation_context,
1086 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
1087 global tree array in objc/objc-act.[ch].
1088 (methoddef): Remove unnecessary code.
1090 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
1091 Hoist struct definitions to objc-act.h.
1092 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
1093 cat_count): Place declaration in objc-act.h.
1094 (objc_tree_index): Move enumeration to objc-act.h.
1095 (objc_global_trees): Place declaration and macro accessors in
1097 (implementation_context): Remove duplicate; use
1098 objc_implementation_context instead:
1099 (method_context): Remove duplicate; use objc_method_context
1101 (objc_ellipsis_node, objc_method_prototype_template,
1102 implemented_classes, function_type): Move global vars to
1104 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
1105 (build_message_expr): Move actual construction of ObjC message
1106 send nodes to finish_message_expr.
1107 (finish_message_expr): New routine, contains code formerly in
1109 * objc/objc-act.h (finish_message_expr): New prototype.
1110 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
1111 declarations; these vars are now part of objc_global_trees.
1112 (objc_tree_index, objc_global_trees): Move definitions from
1114 * objc/objc-tree.def: Update copyright info.
1116 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
1118 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
1120 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
1121 only if TARGET_ARCH64.
1123 2001-10-02 Bernd Schmidt <bernds@redhat.com>
1125 * doc/extend.texi: Fix some problems with previous checkin.
1126 * doc/invoke.texi: Likewise.
1128 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
1130 * cpphash.h: Update comments.
1131 (cpp_context): Update.
1132 (spec_nodes): Remove n__Pragma.
1133 * cppinit.c (cpp_create_reader): Update.
1134 (builtin_array): Add _Pragma.
1135 * cpplib.h: Update comments.
1136 (NODE_DISABLED, BT_PRAGMA): New.
1137 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
1138 * cppmacro.c (struct cpp_macro): Remove disabled.
1139 (builtin_macro): Return int, handle _Pragma, push the new token
1140 on the context stack.
1141 (funlike_invocation_p): Unconstify, update.
1142 (enter_macro_context): Handle builtins here.
1143 (replace_args, push_token_context, push_ptoken_context):
1144 Update for prototype changes.
1145 (_cpp_pop_context): Update.
1146 (cpp_get_token): Don't handle buitins, nor _Pragma here.
1147 (cpp_sys_macro_p): Update.
1148 (_cpp_free_definition): Clear disabled flag.
1149 (_cpp_create_definition): Upate.
1150 * cppmain.c: Update comments.
1152 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
1153 Andreas Jaeger <aj@suse.de>,
1154 Jan Hubicka <jh@suse.cz>
1156 * doc/invoke.texi (i386 Options): Document x86-64 options.
1157 (i386 and x86-64 Options): Rename i386 options section.
1159 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
1160 (TARGET_SWITCHES): Add -munwind-info.
1161 (MASK_NO_UNWIND_INFO): New.
1162 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
1164 (ASM_OUTPUT_DOUBLE_INT): New.
1166 * config/i386/linux64.h: New spec file for Linux x86-64 support.
1167 * config.gcc: Fix tm_file settings for x86-64.
1168 * config/i386/x86-64.h: New file with OS independent x86-64
1170 * config/i386/biarch64.h: New file used to configure compiler
1171 to biarch/64bit compilation.
1173 * config/i386/i386.c: (override_options): Set flags default
1174 for 64bit compilation.
1176 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
1178 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
1179 (ix86_expand_int_movcc): Optimize DImode conditional moves with
1180 constants on x86_64.
1181 (ix86_attr_length_immediate_default): Support MODE_DI.
1182 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
1184 (indirect_jump, tablejump): Turn into expander.
1186 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1188 * c-common.c (c_format_attribute_table): Make format and
1189 format_arg attributes apply to function types rather than to
1191 (is_valid_printf_arglist): Construct an attribute list and pass
1192 that to check_function_format rather than a name.
1193 * c-common.h (check_function_format): Adjust prototype.
1194 * c-decl.c (duplicate_decls): Preserve attributes from type of
1195 built-in decl when allowing for harmless conflict in types.
1196 * c-format.c (record_function_format,
1197 record_international_format, function_format_list,
1198 international_format_info, international_format_list): Remove.
1199 (function_format_info): Remove next, name and assembler_name.
1200 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
1201 (decode_format_attr): New.
1202 (handle_format_attribute): Handle receiving a type rather than a
1203 decl. Call decode_format_attr. Store format information in a
1204 function_format_info.
1205 (handle_format_arg_attribute): Correct comment. Handle receiving
1206 a type rather than a decl. Use unsigned HOST_WIDE_INT for
1208 (check_format_info_recurse, check_format_info_main): Take argument
1209 numbers as unsigned HOST_WIDE_INT.
1210 (check_function_format): Take a list of attributes from the
1211 function type rather than a name or assembler name. Check for
1212 format attributes in that list and the attributes on the type of
1213 the current function rather than looking through
1214 function_format_list.
1215 (check_format_info): Use unsigned HOST_WIDE_INT for argument
1217 (check_format_info_recurse): Take format_arg attributes from the
1218 type of the function calls rather than using
1219 international_format_list. Allow for multiple format_arg
1221 * c-typeck.c (build_function_call): Pass type attributes to
1222 check_function_format rather than name or assembler name. Don't
1223 require there to be a name or assembler name to check formats.
1225 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1227 * attribs.c (decl_attributes): Possibly call
1228 insert_default_attributes to insert default attributes on
1229 functions in a lazy manner.
1230 * builtin-attrs.def: New file; define the default format and
1231 format_arg attributes.
1232 * c-common.c (c_format_attribute_table): Move to earlier in the
1234 (c_common_nodes_and_builtins): Initialize format_attribute_table.
1235 (enum built_in_attribute, built_in_attributes,
1236 c_attrs_initialized, c_init_attributes,
1237 c_common_insert_default_attributes): New.
1238 (c_common_lang_init): Don't initialize format_attribute_table. Do
1239 call c_init_attributes.
1240 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
1241 * c-common.h (init_function_format_info): Don't declare.
1242 (c_common_insert_default_attributes): Declare.
1243 * c-decl.c (implicitly_declare, builtin_function): Call
1245 (init_decl_processing): Don't call init_function_format_info.
1246 (insert_default_attributes): New.
1247 * c-format.c (handle_format_attribute,
1248 handle_format_arg_attribute): Be quiet about inappropriate
1249 declaration when applying default attributes.
1250 (init_function_format_info): Remove.
1251 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
1252 (insert_default_attributes): Declare.
1254 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1256 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
1258 2001-10-01 Jim Wilson <wilson@redhat.com>
1260 * sched-deps.c (add_dependence): When elide conditional dependence,
1261 check that insn doesn't modify cond2.
1263 2001-10-01 Dale Johannesen <dalej@apple.com>
1265 * config/rs6000/rs6000.h (enum processor_type): Add support
1266 for 7400 (G4) and 7450.
1268 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1269 (rs6000_issue_rate): Ditto.
1270 (rs6000_adjust_cost): Fix cycle counts for compares.
1271 (debug_stack_info): Fix an obvious typo.
1272 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
1273 * doc/invoke.texi: Document.
1274 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
1276 (PROCESSOR_DEFAULT): Ditto.
1278 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
1280 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
1281 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
1282 later recursive make invocation.
1284 2001-10-01 Hans Boehm <boehm@acm.org>
1286 * optabs.c (emit_libcall_block): When using non-call exceptions,
1287 don't add REG_LIBCALL reg notes to trapping calls.
1289 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
1291 * flow.c (propagate_block_delete_libcall): Remove unused first arg
1292 (propagate_one_insn): Update for above change
1294 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
1296 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
1297 _Unwind_GetTextRelBase): Argument is unused.
1299 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1301 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
1302 Loop through NOPs, placeholders, and components.
1303 Don't go through NOPs if change mode.
1304 (record_alias_subset): Do nothing if SUBSET and SET are the same.
1305 * emit-rtl.c (set_mem_alias_set): Enable check.
1306 * expr.c (find_placeholder): New function.
1307 (expand_expr, case PLACEHOLDER_EXPR): Use it.
1308 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
1309 to modify it and avoid unneeded copies.
1310 * expr.h (expand_expr): Always define.
1311 (find_placeholder): New declaration.
1313 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1315 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
1316 operand 2 is the stack pointer.
1317 ("addr-peephole"): Fix address computation peephole when operand 2
1318 is the stack pointer.
1320 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1322 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
1323 (ix86_setup_incoming_varargs): Likewise.
1325 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
1327 * stor-layout.c (layout_type): Don't complain about too-large
1330 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1332 * function.c (keep_stack_depressed): Don't use delete_insn.
1334 * expr.h (set_mem_alias_set): Move decl to here.
1335 * rtl.h (mem_attrs): New typedef and struct.
1336 (union rtunion_def): Add field for mem_attrs.
1337 (X0MEMATTR, MEM_ATTRS): New macros.
1338 (MEM_ALIAS_SET): Use MEM_ATTRS.
1339 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
1340 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
1341 (set_mem_alias_set): Delete decl from here.
1343 * alias.c (set_mem_alias_set): Delete from here.
1344 * emit-rtl.c (mem_attrs_htab): New variable.
1345 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
1346 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
1347 (mem_attrs_mark, get_mem_attrs): Likewise.
1348 (gen_rtx_MEM): Clear MEM_ATTRS.
1349 (set_mem_attributes): Move to here.
1350 (set_mem_alias_set): Likewise, and call get_mem_attrs.
1351 (init_emit_once): const_int_htab now deletable htab.
1352 Initialize mem_attrs_htab.
1353 * explow.c (set_mem_attributes): Delete from here.
1354 * function.c (put_var_into_stack): Clear MEM_ATTRS.
1355 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
1356 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
1357 * reload1.c (reload): Rework changing REG to MEM.
1359 2001-09-30 H.J. Lu <hjl@gnu.org>
1361 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
1362 * config.in: Rebuild.
1364 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1366 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
1367 ("tsthi_1"): Avoid allocation in register y.
1368 ("*movqi_68hc12"): Reorganize and fix constraints.
1369 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
1370 ("addqi3"): Likewise.
1371 ("addhi3"): Fix constraints.
1372 ("*logicalhi3_zexthi"): Disparage soft registers.
1374 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1376 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
1379 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1381 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
1382 that we use setjmp/longjmp exceptions.
1384 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
1386 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
1387 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
1388 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
1389 _cpp_pool_alloc, _cpp_next_chunk): Remove.
1390 (_cpp_extend_buff, BUFF_ROOM): Update.
1391 (_cpp_append_extend_buff): New.
1392 (struct cpp_reader): Remove macro_pool, add a_buff.
1393 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
1395 (cpp_destroy): Free a_buff instead of macro_pool.
1396 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
1397 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
1398 _cpp_pool_alloc, ): Remove.
1399 (parse_number, parse_string): Update use of _cpp_extend_buff.
1400 (_cpp_extend_buff): Update.
1401 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
1402 * cpplib.c (glue_header_name, parse_answer):
1403 Update use of _cpp_extend_buff.
1404 (cpp_register_pragma, cpp_register_pragma_space): Use
1406 (do_assert, do_unassert): Check for EOL, update.
1407 * cppmacro.c (stringify_arg, collect_args): Update to use
1408 _cpp_extend_buff and _cpp_append_extend_buff.
1409 (save_parameter, parse_params, alloc_expansion_token,
1410 _cpp_create_definition): Rework memory management.
1412 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
1414 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
1415 update md_exec_prefix.
1416 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
1419 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
1421 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
1422 (SELECT_CC_MODE): Use s390_select_ccmode.
1423 * config/s390/s390-protos.h (s390_select_ccmode): Add.
1424 * config/s390/s390.c (s390_select_ccmode): New.
1425 (s390_match_ccmode): Add CCLmode.
1426 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
1427 (output_branch_condition, output_inverse_branch_condition): Removed.
1428 (print_operand): Use s390_branch_condition_mnemonic.
1429 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
1430 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
1431 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
1433 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
1434 when converting conditional branches to far branches.
1435 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
1436 cmpint_di): Use CCSmode instead of CCUmode.
1438 * config/s390/s390.c (legitimate_la_operand_p): New.
1439 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
1440 * config/s390/s390.md (movsi): Convert load address patterns to
1441 arithmetic operations when necessary.
1442 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
1443 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
1444 (*do_la_reg_0): Don't use before reload.
1446 * config/s390/s390.c (legitimize_address): Make more efficient
1447 use of two-register addressing mode.
1449 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
1450 with -mno-backchain in some corner cases.
1452 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
1454 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
1456 * reload.c (find_reloads): Mark new USE insns with QImode.
1457 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
1458 find_reloads_subreg_address): Likewise.
1459 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
1461 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
1463 (reload): Make sure there are no USEs with mode other than
1464 VOIDmode. At the end, remove those marked with QImode.
1466 2001-09-29 Per Bothner <per@bothner.com>
1468 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
1469 * Makefile.in (includedir): Rename to local_includedir.
1470 (includedir): Define as $(prefix)/include.
1471 * config.in (PREFIX_INCLUDE_DIR): New variable.
1472 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
1474 2001-09-29 Bernd Schmidt <bernds@redhat.com>
1476 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
1478 * doc/extend.texi (Vector Extensions): New node.
1479 * doc/invoke.texi (Machine Dependent Options): Add documentation for
1480 i386 -mmmx, -msse, -m3dnow.
1482 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1484 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
1486 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
1488 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
1490 * doc/invoke.texi (Optimize Options): Delete spurious @table.
1492 2001-09-28 Richard Henderson <rth@redhat.com>
1494 * varasm.c (assemble_integer): Bound alignment check by
1497 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
1499 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1501 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1503 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1505 Mostly from Graham Stott <grahams@redhat.com>
1506 * c-common.c (type_for_mode): Add support for V2SFmode.
1507 * tree.c (build_common_tree_nodes_2): Likewise.
1508 * tree.h (enum tree_index, global_trees): Likewise.
1509 * config/i386/i386.c (x86_3dnow_a): New variable.
1510 (override_options): Support 3Dnow extensions.
1511 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
1512 Athlon's version of 3Dnow.
1513 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
1514 (ix86_expand_builtin): Handle them.
1515 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
1516 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
1517 TARGET_3DNOW_A): New macros.
1518 (TARGET_SWITCHES): Add 3Dnow switches.
1519 (VALID_MMX_REG_MODE_3DNOW): New macro.
1520 (VECTOR_MODE_SUPPORTED_P): Use it.
1521 (enum ix86_builtins): Add entries for 3Dnow builtins.
1522 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
1523 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
1524 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
1525 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
1526 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
1527 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
1528 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
1529 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
1530 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
1531 sfence_insn, prefetch): Make these available if TARGET_SSE or
1534 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1536 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
1537 ix86_va_start, ix86_build_va_list): Declare.
1538 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
1539 ix86_va_start, ix86_build_va_list): New global functions.
1540 * i386.md (sse_prologue_save_insn): New insn.
1541 (sse_prologue_save): New expander.
1542 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
1543 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
1545 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1547 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
1548 Use size_t everywhere, make definitions consistent with
1551 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1553 * gcse.c (replace_store_insn): Use delete_insn.
1554 * loop.c (move_movables): Likewise; avoid delete_insn
1555 from clobbering notes moved elsewhere.
1556 (check_dbra_loop): Use delete_insn.
1557 * ssa.c (convert_from_ssa): Likewise.
1558 * cse.c (cse_insn): Use delete_insn.
1560 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1562 * cpphash.h (struct cpp_buff): Make unsigned.
1563 (_cpp_get_buff): Take length of size_t.
1564 (_cpp_unaligned_alloc): New.
1565 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
1566 (struct cpp_reader): Remove ident_pool. Add u_buff.
1567 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
1568 (cpp_destroy): Destroy u_buff, not ident_pool.
1569 * cpplex.c (parse_number, parse_string, save_comment,
1570 cpp_token_as_text): Update to use the unaligned buffer.
1571 (new_buff): Make unsigned.
1572 (_cpp_unaligned_alloc): New.
1573 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
1574 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
1576 (collect_args): Make unsigned.
1578 2001-09-27 Zack Weinberg <zack@codesourcery.com>
1580 * cpplex.c (cpp_output_token): Use a putc loop for
1581 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
1583 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
1584 * configure, config.in: Regenerate.
1585 * system.h: Replace fwrite and fprintf with their unlocked
1586 variants if available.
1588 2001-09-27 Richard Henderson <rth@redhat.com>
1590 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
1591 in favour of .eh_frame.
1593 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
1595 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
1597 (LIBCALL_VALUE): Likewise.
1599 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1601 * cpphash.h: Update comment.
1602 * cpplex.c: Update comments.
1603 (_cpp_can_paste): Remove.
1604 * cpplib.h (_cpp_can_paste): Remove.
1605 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
1606 lexer rather than _cpp_can_paste.
1608 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1610 * doc/cppinternals.texi: Update.
1612 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1614 * cpphash.h (struct cpp_pool): Remove locks and locked.
1615 (struct cpp_context): Add member buff.
1616 (struct cpp_reader): Remove member argument_pool.
1617 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1618 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
1619 * cpplex.c (chunk_suitable): Remove pool argument.
1620 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
1621 (new_buff, _cpp_extend_buff): Update.
1622 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
1623 which buffer is returned.
1624 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
1625 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1626 * cppmacro.c (lock_pools, unlock_pools): Remove.
1627 (push_ptoken_context): Take a _cpp_buff.
1628 (enter_macro_context): Pool locking removed.
1629 (replace_args): Use a _cpp_buff for the replacement list with
1631 (push_token_context): Clear buff.
1632 (expand_arg): Use _cpp_pop_context.
1633 (_cpp_pop_context): Free a context's buffer, if any.
1635 2001-09-26 DJ Delorie <dj@redhat.com>
1637 * c-typeck.c (digest_init): Check for sizeless arrays.
1639 2001-09-26 Richard Henderson <rth@redhat.com>
1641 * optabs.c (init_one_libfunc): Create a dummy function type
1642 instead of using error_mark_node.
1644 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1646 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
1647 _cpp_extend_buff, _cpp_free_buff): New.
1648 (struct cpp_reader): New member free_buffs.
1649 * cppinit.c (cpp_destroy): Free buffers.
1650 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
1651 _cpp_extend_buff, _cpp_free_buff): New.
1652 * cpplib.h (struct cpp_options): Remove unused member.
1653 * cppmacro.c (collect_args): New. Combines the old parse_arg
1654 and parse_args. Use _cpp_buff for memory allocation.
1655 (funlike_invocation_p, replace_args): Update.
1657 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1659 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
1661 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
1663 * except.c (sjlj_mark_call_sites): Change address inside sequence.
1665 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
1667 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
1670 2001-09-25 Janis Johnson <janis187@us.ibm.com>
1671 Jim Wilson <wilson@redhat.com>
1673 * doc/install.texi (Specific, ia64-*-linux): Document.
1675 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1677 * Makefile.in (cfgrtl.o): Add.
1678 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1679 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1680 free_aux_for_edge): Declare.
1682 (HAVE_return): Undefine.
1683 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1684 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1685 free_aux_for_edge): New global functions.
1686 (first_delete_block): New static variable.
1687 (init_flow): Clear first_delete_block.
1688 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
1689 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
1690 try_redirect_by_replacing_jump, last_loop_beg_note,
1691 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
1692 delete_insn, delete_insn_chain, create_basic_block_structure,
1693 create_basic_block, flow_delete_block, compute_bb_for_insn,
1694 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
1695 set_block_for_new_insns, split_block, merge_blocks_nomove,
1696 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1697 redirect_edge_and_branch, force_nonfallthru_and_redirect,
1698 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
1699 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
1700 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
1701 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
1702 purge_all_dead_edges): Move to ....
1703 * cfgrtl.c: New file; .... Here.
1705 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
1706 (reroder_basic_block): Use alloc_aux_for_blocks.
1707 * predict.c (estimate_bb_frequencies): Likewise; use
1708 alloc_aux_for_edges.
1709 * profile.c (compute_branch_probabilities): Likewise.
1710 (branch_prob): Likewise.
1711 * reg-stack.c (reg_to_stack): Likewise.
1713 * emit-rtl.c (emit_insns_after): Never return NULL.
1715 * basic-block.h (set_block_for_new_insns): Delete.
1716 * cfgrtl.c (set_block_for_new_insns): Delete.
1718 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
1719 calls when crossjumping.
1721 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
1722 * unroll.c (copy_loop_body): Use delete_insn.
1724 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
1725 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
1726 keep_stack_depressed): Likewise.
1727 * gcse.c (cprop_cc0_jump): Likewise.
1728 * local-alloc.c (update_equiv_regs): Likewise.
1729 * loop.c (scan_loop, loop_delete_insns): Likewise.
1730 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
1731 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
1732 delete_output_reload, delete_address_reloads_1,
1733 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
1735 * sibcall.c (replace_call_placeholder): Likewise.
1736 * cse.c (cse_insn): Likewise.
1738 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1740 From Graham Stott <grahams@redhat.com>
1741 (def_builtin): Only define builtins appropriate for target_flags. All
1743 (builtin_decsription): Add new field mask which is used to determine
1744 when to define the builtin via the macro def_builtin.
1746 (bdesc_comi): Initialise new mask fields.
1747 (bdesc_2srg): Likewise.
1748 (bdesc_1arg): Likewise.
1750 * config/i386/i386.c (ix86_init_builtins): Correct return type
1751 building v4hi_ftype_v4hi_int_int tree node.
1752 (ix86_expand_sse_comi): Fix typo swapping operands.
1753 Don't swap comparision condition, it is already swapped.
1754 (ix86_expand_sse_compare): Before swapping operands
1755 move operand 1 into new rtx and not the target rtx.
1756 Don't swap comparison condition, it is already swapped.
1757 Always check whether we need to create a new TARGET.
1759 * config/i386/i386.md: (sse_comi) Fix typos.
1760 (sse_ucomi): Likewise.
1761 (cvtss2si): Fix operand 0 contraint.
1762 (cvttss2si): Likewise.
1763 (sse_unpckhps): Fix mode for operand 2.
1764 (sse_unpcklps): Likewise.
1766 2001-09-25 Graham Stott <grahams@redhat.com>
1768 * sibcall.c (skip_copy_to_return_value): Tighten return value
1771 2001-09-24 David Edelsohn <edelsohn@gnu.org>
1773 * rs6000.c (lwa_operand): Address must be word aligned.
1775 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1777 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
1778 number has been set.
1779 (type_hash_mark): Mark type itself.
1781 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
1783 * c-lex.c (cb_def_pragma): Update.
1784 (c_lex): Update, and skip padding.
1785 * cppexp.c (lex, parse_defined): Update, remove unused variable.
1786 * cpphash.h (struct toklist): Delete.
1787 (union utoken): New.
1788 (struct cpp_context): Update.
1789 (struct cpp_reader): New members eof, avoid_paste.
1790 (_cpp_temp_token): New.
1791 * cppinit.c (cpp_create_reader): Update.
1792 * cpplex.c (_cpp_temp_token): New.
1793 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
1794 (cpp_output_token): Don't print leading whitespace.
1795 (cpp_output_line): Update.
1796 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
1797 do_include_common, do_line, do_ident, do_pragma,
1798 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
1799 parse_assertion): Update.
1800 (get_token_no_padding): New.
1801 * cpplib.h (CPP_PADDING): New.
1802 (AVOID_LPASTE): Delete.
1803 (struct cpp_token): New union member source.
1804 (cpp_get_token): Update.
1805 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
1806 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
1807 replace_args, quote_string, stringify_arg, parse_arg, next_context,
1808 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
1809 _cpp_backup_tokens, _cpp_create_definition): Update.
1810 (push_arg_context): Delete.
1811 (padding_token, push_token_context, push_ptoken_context): New.
1812 (make_string_token, make_number_token): Update, rename.
1813 (cpp_get_token): Update to handle tokens as pointers to const,
1814 and insert padding appropriately.
1815 * cppmain.c (struct printer): New member prev.
1816 (check_multiline_token): Constify.
1817 (do_preprocessing, cb_line_change): Update.
1818 (scan_translation_unit): Update to handle spacing.
1819 * scan-decls.c (get_a_token): New.
1820 (skip_to_closing_brace, scan_decls): Update.
1821 * fix-header.c (read_scan_file): Update.
1823 * doc/cpp.texi: Update.
1825 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1827 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
1828 leak by passing malloc'ed pointer to reconcat, not concat.
1830 2001-09-24 DJ Delorie <dj@redhat.com>
1832 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
1834 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
1836 * flow.c (delete_dead_jumptables): Delete jumptable if the only
1837 reference is from the literal pool.
1839 2001-09-24 Janis Johnson <janis187@us.ibm.com>
1841 * doc/install.texi (Final install): Request additional information
1842 in mail about successful builds.
1844 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1846 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
1847 initial value of return pointer register instead of value in frame-20.
1850 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1852 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
1853 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
1854 the libcall if there isn't a referenced identifier for the symbol.
1856 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1858 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
1859 non 64-bit machines. Use these as a plabel for the trampoline.
1860 (TRAMPOLINE_SIZE): Adjust size for new words.
1861 (INITIALIZE_TRAMPOLINE): Initialize new words.
1862 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
1863 pointer to the plabel in the trampoline.
1865 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1867 * pa.c (function_arg): Pass floating arguments in both general and
1868 floating registers in indirect (dynamic) calls when generating code
1869 for the 32 bit ABI and the HP assembler.
1871 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1873 * doc/install.texi: Markup fixes.
1874 Use Solaris 2, SunOS 4 as appropriate.
1875 (Specific, *-*-solaris2*): Explain this.
1876 Unconditionally warn against /usr/ucb tools.
1877 Remove Sun as warning, obsolete.
1878 Move X11 header bug workaround here, update patches.
1879 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
1880 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
1882 2001-09-23 Zack Weinberg <zack@codesourcery.com>
1884 * errors.h (warning, error, fatal, internal_error): Don't mark
1885 with ATTRIBUTE_PRINTF_n.
1886 * toplev.h (internal_error, fatal_io_error, warning, error,
1887 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
1888 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
1891 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1893 * function.c (pop_function_context_from): var_refs_queue
1894 and temp slots now in GC memory.
1895 (mark_function_status, free_after_compilation): Likewise;
1896 also struct function now in GC memory.
1897 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
1898 (combine_temp_slots): Likewise.
1899 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
1900 (prepare_function_start): Use GC memory for struct function.
1901 (mark_temp_slot): Deleted.
1902 (gcc_mark_struct_function): struct function now in GC memory.
1904 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
1905 code for division, not modulus.
1907 * rtl.def (MEM): Remove obsolete part of comment.
1909 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
1911 * c-format.c (init_function_format_info): Check __builtin_printf
1912 and __builtin_fprintf even if -ffreestanding. Check C99 functions
1915 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1917 * c-common.c (format_attribute_table): Remove decl.
1918 * tree.h (format_attribute_table, lang_attribute_table): New decls.
1919 (lang_attribute_common): Likewise.
1921 * function.c (fix_lexical_address): Use set_mem_alias_set.
1922 (expand_function_start): Likewise.
1923 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
1925 * varasm.c (output_constant): Fix unused variable warning.
1927 * attribs.c: New file, from c-common.c.
1928 (attribute_tables): Now four elements.
1929 (format_attribute_table, lang_attribute_common): New variables.
1930 (init_attributes): Reflect above changes.
1931 (handle_mode_attribute): Delete check for wider than uintmax.
1932 * c-common.c: Delete parts moved to attribs.c.
1933 (enum attrs): Deleted; unused.
1934 (c_format_attribute_table): New variable.
1935 (c_common_lang_init): Initialize format_attribute_table with it.
1936 * c-common.h (decl_attributes): Remove decl.
1937 * tree.h (decl_attribute): Move it to here.
1938 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
1939 (attribs.o): New rule.
1941 2001-09-22 Andreas Jaeger <aj@suse.de>
1943 * builtins.c (c_getstr): Remove unused variable.
1945 2001-09-21 Richard Henderson <rth@redhat.com>
1947 * reload1.c (reload): Use delete_insn instead of splatting
1950 2001-09-21 Richard Henderson <rth@redhat.com>
1952 * reload.c (push_secondary_reload): Don't check for "=" in output
1953 constraint after ""->ALL_REGS check.
1955 2001-09-21 Richard Henderson <rth@redhat.com>
1957 * predict.c (expected_value_to_br_prob): Use pc_set.
1959 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
1960 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
1962 2001-09-21 Richard Henderson <rth@redhat.com>
1964 * rtl.h (LCT_RETURNS_TWICE): New.
1965 * calls.c (emit_call_1): Set current_function_calls_setjmp for
1967 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
1968 to ECF_RETURNS_TWICE.
1969 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
1972 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
1974 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
1975 (JMP_BUF_SIZE): New.
1977 2001-09-21 Richard Henderson <rth@redhat.com>
1979 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
1982 2001-09-21 Richard Henderson <rth@redhat.com>
1984 * tree.def (FDESC_EXPR): New.
1985 * expr.c (expand_expr): Handle it.
1986 * varasm.c (initializer_constant_valid_p): Likewise.
1987 (output_constant): Likewise.
1988 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1989 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1990 (ASM_OUTPUT_FDESC): New.
1991 * doc/tm.texi: Document the new macros.
1993 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1995 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
1996 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
1997 once merging is complete.
1999 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2001 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
2003 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
2005 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
2006 that would be invalid after a merge.
2008 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
2010 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
2011 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
2013 (flow_delete_insn): This one.
2014 (delete_insn_chain): Rename from ...; do not care labels.
2015 (flow_delete_insn_chain): ... this one.
2016 (flow_delete_block): Remove the insns one BB has been expunged.
2017 (merge_blocks_nomove): Likewise.
2018 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
2019 updating BB boundaries.
2020 (tidy_fallthru_edge): Likewise.
2021 (commit_one_edge_insertion): Likewise.
2022 * cfgbuild.c (find_basic_block): Likewise.
2023 (find_basic_blocks_1): Likewise.
2024 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
2025 (try_crossjump_to_edge): Likewise.
2026 (try_optimize_cfg): Likewise.
2027 * cse.c (delete_trivially_dead_insns): Likewise.
2028 * df.c (df_insn_delete): Likewise.
2029 * doloop.c (doloop_modify): Use delete_related_insns.
2030 * emit-rtl.c (try_split): Likewise.
2031 (remove_insn): Update BB boundaries.
2032 * expect.c (connect_post_landing_pads): Use delete_related_insns.
2033 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
2034 updating BB boundaries.
2035 (propagate_block_delete_insn): Likewise.
2036 (propagate_block_delete_libcall): Likewise.
2037 * function.c (delete_handlers): Use delete_related_insns.
2038 (thread_prologue_and_epilogue_insns): Likewise.
2039 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
2040 * genpeep.c (gen_peephole): Use delete_related_insns.
2041 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
2043 (find_cond_trap): Likewise.
2044 * integrate.c (save_for_inline): Use delete_related_insns.
2045 (copy_insn_list): Likewise.
2046 * jump.c (pruge_linie_number_notes): Likewise.
2047 (duplicate_loop_exit_test): Likewise.
2048 (delete_computation): Likewise.
2049 (delete_related_insn): Rename from ...; use delete_insn
2050 (delete_insn): ... this one.
2051 (redirect_jump): Use delete_related_insns.
2052 * loop.c (scan_loop): Likewise.
2053 (move_movables): Likewise.
2054 (find_and_verify_loops): Likewise.
2055 (check_dbra_loop): Likewise.
2056 * recog.c (peephole2_optimize): Likewise.
2057 * reg-stack.c (delete_insn_for_stacker): Remove.
2058 (move_for_stack_reg): Use delete_insn.
2059 * regmove.c (combine_stack_adjustments_for_block): Likewise.
2060 * reload1.c (delete_address_reloads): Use delete_related_insns.
2061 (fixup_abnormal_edges): Use delete_insn.
2062 * recog.c (emit_delay_sequence): Use delete_related_insns.
2063 (delete_from-delay_slot): Likewise.
2064 (delete_scheduled_jump): likewise.
2065 (optimize_skip): Likewise.
2066 (try_merge_delay_insns): Likewise.
2067 (full_simple_delay_slots): Likewise.
2068 (fill_slots_from_thread): Likewise.
2069 (relax_delay_slots): Likewise.
2070 (make_return_insns): Likewise.
2071 (dbr_schedule): Likewise.
2072 * rtl.h (delete_insn): Rename to delete_related_insns.
2073 (delete_insn, delete_insn_chain): New prototypes.
2074 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
2075 by df_insn_delete already.
2076 * ssa-dce.c (delete_insn_bb): Use delete_insn.
2077 * ssa.c (convert_from_ssa): Use delete_related_insns.
2078 * unroll.c (unroll_loop): Likewise.
2079 (calculate_giv_inc): Likewise.
2080 (copy_loop_body): Likewise.
2082 * i386-protos.h (ix86_libcall_value, ix86_function_value,
2083 ix86_function_arg_regno_p, ix86_function_arg_boundary,
2084 ix86_return_in_memory, ix86_function_value): Declare.
2085 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
2086 new static valurables.
2087 (x86_64_reg_class): New enum
2088 (x86_64_reg_class_name): New array.
2089 (classify_argument, examine_argument, construct_container,
2090 merge_classes): New static functions.
2091 (optimization_options): Enable flag_omit_frame_pointer and disable
2092 flag_pcc_struct_return on 64bit.
2093 (ix86_libcall_value, ix86_function_value,
2094 ix86_function_arg_regno_p, ix86_function_arg_boundary,
2095 ix86_return_in_memory, ix86_function_value): New global functions.
2096 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
2097 (function_arg_advance): Handle x86_64 passing conventions.
2098 (function_arg): Likewise.
2099 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
2100 (RETURN_IN_MEMORY): Move offline.
2101 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
2102 (FUNCTION_VALUE_REGNO_P): New macro.
2103 (FUNCTION_ARG_REGNO_P): Move offline.
2104 (struct ix86_args): Add maybe_vaarg.
2105 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
2106 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
2108 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
2110 * s390.md: Changed attributes for scheduling.
2111 * s390.c: (s390_adjust_cost, s390_adjust_priority)
2114 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
2116 Table-driven attributes.
2117 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
2118 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
2119 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
2120 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
2121 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
2122 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
2123 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
2124 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
2125 * tree.h (struct tree_decl): Change machine_attributes to
2127 * doc/c-tree.texi: Document that all attributes are now attached
2129 * c-common.c (add_attribute, attrtab, attrtab_idx,
2130 default_valid_lang_attribute, valid_lang_attribute): Remove.
2131 (attribute_tables, attributes_initialized,
2132 c_common_attribute_table, default_lang_attribute_table): New
2134 (handle_packed_attribute, handle_nocommon_attribute,
2135 handle_common_attribute, handle_noreturn_attribute,
2136 handle_unused_attribute, handle_const_attribute,
2137 handle_transparent_union_attribute, handle_constructor_attribute,
2138 handle_destructor_attribute, handle_mode_attribute,
2139 handle_section_attribute, handle_aligned_attribute,
2140 handle_weak_attribute, handle_alias_attribute,
2141 handle_no_instrument_function_attribute,
2142 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
2143 handle_no_limit_stack_attribute, handle_pure_attribute): New
2145 (init_attributes, decl_attributes): Rewrite to implement
2146 table-driven attributes.
2147 * c-common.h (enum attribute_flags): Move to tree.h.
2148 * c-format.c (decl_handle_format_attribute,
2149 decl_handle_format_arg_attribute): Rename to
2150 handle_format_attribute and handle_format_arg_attribute. Update
2151 for table-driven attributes.
2152 * c-common.h (decl_handle_format_attribute,
2153 decl_handle_format_arg_attribute): Remove prototypes.
2154 (handle_format_attribute, handle_format_arg_attribute): Add
2156 * c-decl.c (grokdeclarator): Handle attributes nested inside
2158 * c-parse.in (setattrs, maybe_setattrs): Remove.
2159 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
2160 Update to handle nested attributes properly.
2161 (maybe_resetattrs, after_type_declarator,
2162 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
2163 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
2165 (make_pointer_declarator): Update to handle nested attributes
2167 * doc/extend.texi: Update documentation of limits of attributes
2168 syntax. Warn about problems with attribute semantics in C++.
2169 * target.h (struct target): Remove valid_decl_attribute and
2170 valid_type_attribute. Add attribute_table and
2171 function_attribute_inlinable_p.
2172 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
2173 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
2174 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
2176 (TARGET_INITIALIZER): Update.
2177 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
2179 (function_attribute_inlinable_p): New function. Check for the
2180 presence of any machine attributes before using
2181 targetm.function_attribute_inlinable_p.
2182 (function_cannot_inline_p): Update.
2183 * Makefile.in (integrate.o): Update dependencies.
2184 * doc/tm.texi: Update documentation of target attributes and
2185 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
2186 * tree.c (default_valid_attribute_p, valid_machine_attribute):
2188 (default_target_attribute_table,
2189 default_function_attribute_inlinable_p): New.
2190 (lookup_attribute): Update comment to clarify handling of multiple
2191 attributes with the same name.
2192 (merge_attributes, attribute_list_contained): Allow multiple
2193 attributes with the same name but different arguments to appear in
2194 the same attribute list.
2195 * tree.h (default_valid_attribute_p): Remove prototype.
2196 (struct attribute_spec): New.
2197 (default_target_attribute_table): Declare.
2198 (enum attribute_flags): Move from c-common.h. Add
2199 ATTR_FLAG_TYPE_IN_PLACE.
2200 (default_function_attribute_inlinable_p): Declare.
2201 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
2202 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2203 (TARGET_ATTRIBUTE_TABLE): Define.
2204 (vms_attribute_table): New.
2205 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
2206 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2207 (TARGET_ATTRIBUTE_TABLE): Define.
2208 (arc_attribute_table, arc_handle_interrupt_attribute): New.
2209 * config/arm/arm.c (arm_valid_type_attribute_p,
2210 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
2212 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
2214 (TARGET_ATTRIBUTE_TABLE): Define.
2215 (arm_attribute_table, arm_handle_fndecl_attribute,
2216 arm_handle_isr_attribute): New.
2217 * config/avr/avr.c (avr_valid_type_attribute,
2218 avr_valid_decl_attribute): Remove.
2219 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
2221 (TARGET_ATTRIBUTE_TABLE): Define.
2222 (avr_attribute_table, avr_handle_progmem_attribute,
2223 avr_handle_fndecl_attribute): New.
2224 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
2225 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2226 (TARGET_ATTRIBUTE_TABLE): Define.
2227 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
2228 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
2229 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2230 (TARGET_ATTRIBUTE_TABLE): Define.
2231 (h8300_attribute_table, h8300_handle_fndecl_attribute,
2232 h8300_handle_eightbit_data_attribute,
2233 h8300_handle_tiny_data_attribute): New.
2234 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
2235 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
2237 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
2239 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
2240 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
2242 (TARGET_ATTRIBUTE_TABLE): Define.
2243 (ix86_attribute_table, ix86_handle_cdecl_attribute,
2244 ix86_handle_regparm_attribute): New.
2245 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
2246 i386_pe_valid_type_attribute_p): Remove.
2247 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
2248 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
2249 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2250 (TARGET_ATTRIBUTE_TABLE): Define.
2251 (ia64_attribute_table): New.
2252 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
2253 interrupt_ident2, model_ident1, model_ident2): Remove.
2254 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2255 (TARGET_ATTRIBUTE_TABLE): Define.
2256 (init_idents): Update.
2257 (m32r_attribute_table, m32r_handle_model_attribute): New.
2258 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
2260 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2261 (TARGET_ATTRIBUTE_TABLE): Define.
2262 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
2263 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
2264 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2265 (TARGET_ATTRIBUTE_TABLE): Define.
2266 (mcore_attribute_table, mcore_handle_naked_attribute): New.
2267 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
2268 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2269 (TARGET_ATTRIBUTE_TABLE): Define.
2270 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
2271 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
2272 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2273 (TARGET_ATTRIBUTE_TABLE): Define.
2274 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
2275 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
2276 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2277 (TARGET_ATTRIBUTE_TABLE): Define.
2278 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
2279 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2281 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
2283 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
2284 (TARGET_ATTRIBUTE_TABLE): Define.
2285 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
2287 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
2288 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2289 (TARGET_ATTRIBUTE_TABLE): Define.
2290 (v850_attribute_table, v850_handle_interrupt_attribute,
2291 v850_handle_data_area_attribute): New.
2292 * config/v850/v850-c.c (mark_current_function_as_interrupt):
2293 Return void. Call decl_attributes instead of
2294 valid_machine_attribute.
2296 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
2298 * sh-protos.h (sh_pr_n_sets): Declare.
2299 * sh.c (calc_live_regs): If the initial value for PR has been copied,
2300 look at the copy to determine if PR needs to be saved.
2301 sh_pr_n_sets: New function.
2302 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
2303 (ALLOCATE_INITIAL_VALUE): Define.
2305 * sh.c (initial_elimination_offset):
2306 Fix RETURN_ADDRESS_POINTER_REGNUM case.
2308 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
2310 * integrate.c (allocate_initial_values): New function.
2311 * integrate.h (allocate_initial_values): Declare.
2312 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
2314 * reload1.c (reload): And initialization of reg_equiv_memory_loc
2316 * toplev.c (rest_of_compilation): To here.
2317 Call allocate_initial_values.
2318 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
2320 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2322 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
2324 2001-09-20 DJ Delorie <dj@redhat.com>
2326 * c-typeck.c (really_start_incremental_init): Discriminate
2327 between zero-length arrays and flexible arrays.
2328 (push_init_level): Detect zero-length arrays and handle them
2329 like fixed-sized arrays.
2330 * expr.c (store_constructor): Handle zero-length arrays and
2331 flexible arrays correctly.
2332 * doc/extend.texi: Update zero-length array notes.
2334 2001-09-20 Jim Wilson <wilson@redhat.com>
2336 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
2337 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
2338 for issue port conflicts.
2339 (cycle_end_fill_slots): TYPE_L instructions take two slots.
2341 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
2343 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
2346 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2348 * fold-const.c (hashtab.h): Include.
2349 (int_const_binop): Remove FORSIZE arg and compute from type; all
2351 Call size_int_type_wide for all single-word constants.
2352 (size_htab_hash, size_htab_eq): New functions.
2353 (size_int_type_wide): Rework to use hash table.
2354 * ggc-common.c (hashtab.h): Include.
2355 (struct d_htab_root): New struct.
2356 (d_htab_roots): New variable.
2357 (ggc_add_deletable_htab, ggc_htab_delete): New functions
2358 (ggc_mark_roots): Handle deletable htabs.
2359 * ggc-page.c (ggc_marked_p): New function.
2360 * ggc-simple.c (ggc_marked_p): Likewise.
2361 * ggc.h: Reformatting throughout.
2362 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
2363 * tree.c (init_obstacks): Make type_hash_table a deletable root.
2364 (type_hash_add): Allocate struct type_hash from GC memory.
2365 (mark_hash_entry, mark_type_hash): Deleted.
2366 (type_hash_marked_p, type_hash_mark): New functions.
2367 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
2369 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
2371 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
2374 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2376 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
2377 array-too-large test for signed sizetype.
2379 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2381 * i386.md (indirect_jump): Allow Pmode operand.
2382 (tablejump): LIkewise; perform expansion to 64bit mode.
2383 * i386.c (symbolic_operand): Allow 64bit PIC references.
2384 (pic_symbolic_operand): Likewise.
2385 (ix86_find_base_term): Strip the 64bit PIC references.
2386 (legitimate_pic_address_disp_p): Handle 64bit PIC.
2387 (legitimize_pic_address): Likewise.
2388 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
2389 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
2391 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
2393 * stringpool.c (get_identifier_with_length): New function.
2394 * tree.h (get_identifier_with_length): New prototype.
2396 2001-09-19 Alan Modra <amodra@bigpond.net.au>
2397 David Edelsohn <edelsohn@gnu.org>
2400 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
2401 already sign-extended.
2403 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
2404 * config/rs6000/rs6000.c (logical_operand): Always compare op as
2406 (rs6000_emit_set_long_const): Avoid unnecessary shift.
2407 (output_profile_hook): Declare label_name const.
2408 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
2409 to match constraints.
2411 2001-09-19 Stan Shebs <shebs@apple.com>
2413 * alias.c: Fix typos in comments.
2414 * sched-rgn.c (init_ready_list): Ditto.
2415 * unwind-dw2.c (uw_frame_state_for): Ditto.
2416 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
2417 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
2418 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
2420 2001-09-19 Richard Henderson <rth@redhat.com>
2422 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
2424 * Makefile.in (cfg.o): Depend on TM_P_H.
2426 2001-09-19 Richard Henderson <rth@redhat.com>
2428 * config/alpha/alpha.c (local_symbol_p): Split out from ...
2429 (local_symbolic_operand): ... here.
2430 (small_symbolic_operand): Check mode.
2431 (global_symbolic_operand): New.
2432 (input_operand): Reject symbolics if explicit relocs.
2433 (call_operand): Tidy.
2434 (alpha_legitimize_address): Use movdi_er_high_g.
2435 (alpha_expand_mov): Likewise.
2436 * config/alpha/alpha-protos.h: Update.
2437 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2438 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
2439 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
2440 (UNSPECV_LDGP2): Remove.
2441 (all call patterns): Use 's' not 'i' for symbolic constraint.
2442 (call_osf call_value_osf): Use call_operand.
2443 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
2444 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
2445 (prologue_ldgp_1_er): Remove.
2446 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
2447 (builtin_setjmp_receiver_er patterns): Use them.
2448 (exception_receiver_er): Likewise.
2450 2001-09-19 Richard Henderson <rth@redhat.com>
2452 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
2454 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
2455 and NON_LOCAL_GOTO notes.
2456 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
2457 copy over CALL_INSN_FUNCTION_USAGE.
2459 2001-09-18 Catherine Moore <clm@redhat.com>
2461 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
2464 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
2466 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
2467 new-style tm_file specification. Specify correct tm_p_file,
2468 md_file, and out_file for s390x.
2470 * config/s390/linux.h, linux64.h: Don't include other target
2471 macro header files. Now handled via tm_file.
2473 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
2474 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
2475 are defined before use.
2477 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
2479 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
2480 code generation only for Gnu assembler.
2482 2001-09-18 Catherine Moore <clm@redhat.com>
2484 * config/stormy16 (LIB_SPEC): Remove -lnosys.
2486 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
2488 * config/mips/mips.c (mips_frame_set): New.
2489 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
2490 a parallel frame-related expression with a set for each register.
2492 2001-09-18 Philip Blundell <philb@gnu.org>
2494 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
2497 2001-09-17 Dale Johannesen <dalej@apple.com>
2499 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
2500 * config/rs6000/aix.h (FIXED_R2): Define.
2501 * config/rs6000/darwin.h (FIXED_R2): Define.
2502 * config/rs6000/sysv4.h (FIXED_R2): Define.
2504 2001-09-17 Jeff Sturm <jsturm@one-point.com>
2506 * except.c (dw2_build_landing_pads): New local
2507 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
2508 barrier after clobbers. Fixes c++/4012.
2510 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2512 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
2514 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
2516 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
2517 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
2519 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2521 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
2524 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
2526 * cpphash.h (_cpp_lex_direct): New.
2527 * cpplex.c (_cpp_lex_token): Update.
2528 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
2529 and increment that pointer.
2530 * cppmacro.c (alloc_expansion_token): New.
2531 (lex_expansion_token): Lex macro expansion directly into
2534 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
2536 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
2538 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
2540 * basic-block.h (free_bb_for_insn): Declare.
2541 * bb-reorder.c (label_for_bb): Use block_label.
2542 (emit_jump_to_block_after): Remove.
2543 (insert_intra_1): Do not update block_for_insn.
2544 (insert_inter_bb_scope_notes): Likewise; update bb->end
2545 * cfg.c (free_bb_for_insn): New.
2546 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
2547 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
2548 (commit_one_edge_insertion): Likewise.
2549 (commit_one_edge_insertion): Do not update BB boundary.
2550 (commit_edge_insertions): Do not call compute_bb_for_insn.
2551 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
2552 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
2553 (merge_blocks_move_successor_nojumps): Likewise.
2554 (try_crossjump_to_edge): Do not update block_for_insn.
2555 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
2556 * df.c (df_pattern_emit_later): Do not update BB boundary.
2557 (df_jump_pattern_emit_after): Likewise.
2558 (df_insn_move_before): Use emit_insn_before.
2559 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
2561 (add_insn_after, add_insn_before, emit_insns_after): Update BB
2562 boundaries and basic_block_for_insn.
2563 (reorder_insns_nobb): Rename from reorder_insns.
2564 (reorder_insns): New.
2565 (emit_block_insn_before, emit_block_insn_after): Kill.
2566 * flow.c (check_function_return_warnings): Do not call
2567 compute_bb_for_insn; Do not free basic_block_for_insn.
2568 (attempt_auto_inc): Do not update basic_block_for_insn.
2569 * function.c (emit_return_into_block): Likewise;
2570 do not update BB boundaries.
2571 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
2572 (insert_insn_end_bb): Use emit_insn_before; Likewise.
2573 (pre_insert_copy_insn): Likewise.
2574 (update_ld_motion_notes): Likewise.
2575 (insert_insn_start_bb): Likewise.
2576 (replace_store_insn): Likewise.
2577 * ifcvt.c (noce_process_if_block): Likewise.
2578 (if_convert): Do not call compute_bb_for_insn.
2579 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
2580 Use emit_insn_before and emit_insn_after.
2581 * recog.c (split_all_insns): Do not update BB boundaries;
2582 Do not call compute_bb_for_insn.
2583 (peephole2_optimize): Do not update BB boundaries.
2584 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
2586 (emit_swap_insn): Likewise.
2587 (convert_regs_1): Likewise.
2588 * reload1.c (reload): Call compute_bb_for_insn.
2589 * rtl.h (reorder_insns_nobb): Declare.
2590 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
2591 * toplev.c (rest_of_compilation): Call free_bb_for_insn
2592 at places CFG is invalidated; do not call compute_bb_for_insn.
2594 * cfg.c (expunge_block): Invalidate BB structure.
2596 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
2599 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
2601 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2603 * cpphash.h (_cpp_lex_token): Update prototype.
2604 * cpplex.c (_cpp_lex_token): New prototype.
2605 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
2606 lex_macro_node, read_flag, do_pragma_poison): Update.
2607 * cppmacro.c (cpp_get_token, parse_params,
2608 lex_expansion_token): Update.
2610 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2612 * cppmain.c (scan_translation_unit): Don't worry about
2613 putting a space after hashes.
2614 * cpplib.c (directive_diagnostics): New.
2615 (_cpp_handle_directive): Update to use directive_diagnostics.
2616 (run_directive): Don't toggle prevent_expansion.
2617 (do_line): Backup in case of the line extension.
2618 * cpplib.h (cpp_lexer_pos): Remove.
2619 * cppmacro.c (_cpp_create_definition): Precede a leading #
2622 2001-09-15 Richard Henderson <rth@redhat.com>
2624 * c-typeck.c (comptypes): Handle zero-length arrays properly.
2626 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2628 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
2630 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2632 PR preprocessor/3571
2633 * tradcpp.c (handle_directive): Skip non-vertical space.
2635 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2637 * cppmain.c (setup_callbacks): Set line callback only
2638 if outputting preprocessed source.
2640 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2642 * collect2.c (main): Const-ification.
2643 * gcc.c (translate_options, process_command): Use xstrdup in
2644 lieu of xmalloc/strcpy.
2645 (main): Use concat in lieu of xmalloc/strcpy/strcat.
2647 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2649 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
2652 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2654 * scan-decls.c (scan_decls): Fix typo.
2656 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2658 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
2659 Split mlstring_pos into mls_line and mls_col.
2660 * cppinit.c (cpp_create_reader): Initialize line to 1.
2661 (cpp_destroy): Free tokenruns.
2662 (push_include): Don't update lexer_pos.
2663 * cpplex.c (unterminated, parse_string): Update.
2664 (lex_token): Don't update lexer_pos, update.
2665 * cpplib.c (if_stack): Save line instead of line + col.
2666 (start_directive, _cpp_do__Pragma, do_else, do_elif,
2667 push_conditional, _cpp_pop_buffer): Update.
2668 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
2669 (_cpp_create_definition): Update.
2671 2001-09-15 Eric Christopher <echristo@redhat.com>
2673 * config/mips/abi64.h: Add support for MEABI.
2675 2001-09-15 Eric Christopher <echristo@redhat.com>
2677 * config/mips/mips.md: Add unspec #2.
2679 (reload_outdi): Ditto.
2680 (reload_outsi): Ditto.
2683 2001-09-15 Eric Christopher <echristo@redhat.com>
2684 Jason Eckhardt <jle@redhat.com>
2686 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
2687 * config/mips/isa32-linux.h: New file.
2688 * config/mips/isa3264.h: Ditto.
2689 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
2690 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
2691 (output_block_mode): Support MEABI.
2692 (function_arg): Ditto. Fix floating point arg passing.
2693 (mips_va_start): Ditto.
2694 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
2696 (mips_asm_file_start): Add new section to pass abi to gdb.
2697 (function_arg_pass_by_reference): Support MEABI.
2698 (mips_parse_cpu): Support mips32 and mips64 processors.
2699 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
2700 TARGET_MIPS5KC. Support isa32 and isa64.
2701 (processor_type): Add r4kc, r5kc, r20kc.
2702 (GENERATE_MULT3_SI): New.
2703 (GENERATE_MULT3_DI): Ditto.
2704 (GENERATE_MULT3): Remove.
2705 (ISA_HAS_64BIT_REGS): Add isa == 64.
2706 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
2707 (ISA_HAS_MADD_MSUB): New.
2708 (ISA_HAS_CLZ_CLO): Ditto.
2709 (ISA_HAS_DCLZ_DCLO): Ditto.
2710 (ABI_GAS_ASM_SPEC): New.
2711 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
2714 (SUBTARGET_CC1_SPEC): Ditto.
2715 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
2716 (PAD_VARARGS_DOWN): Support MEABI.
2717 (HARD_REGNO_NREGS): Move to mips.c.
2718 (ASM_OUTPUT_IDENT): Add #undef.
2719 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
2720 (mulsi3): Use GENERATE_MULT3_SI.
2721 (mulsi3_mult3): Ditto. Support mips32, mips64.
2722 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
2723 (mul_sub_si): New pattern.
2724 (unnamed splitters): New.
2725 (muldi3): Use GENERATE_MULT3_DI.
2726 (muldi3_internal2): Ditto.
2727 (movdicc): Support mips32.
2728 * config/mips/t-isa3264: New file.
2730 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
2732 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
2733 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
2734 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
2736 * reorg.c (fill_slots_from_thread): After call to
2737 steal_delay_list_from_target, update own_thread as new_thread may
2740 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
2742 * cpperror.c (print_location): Take line and column, for
2743 default positioning use the previously lexed token.
2744 (_cpp_begin_message): Take line and column.
2745 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2746 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2747 * cpphash.h (_cpp_begin_message): Update prototype.
2748 * cppinit.c (push_include): Don't set output line.
2749 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
2750 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
2751 (do_pragma): Kludge for front ends. Don't expand macros at all.
2752 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
2753 (struct cpp_token): Remove output_line.
2754 (struct cpp_callbacks): New member line_change.
2755 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
2756 cpp_get_token): Preserve BOL flag.
2757 (cpp_get_line): Remove.
2758 (_cpp_backup_tokens): Remove useless abort().
2759 * cppmain.c (cb_line_change): New.
2760 (scan_translation_unit): Don't worry about starting new lines here.
2761 * scan-decls.c (scan_decls): Update.
2762 * c-lex.c (c_lex, init_c_lex): Update.
2763 (cb_line_change, src_lineno): New.
2765 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
2767 * tree.c (append_random_chars): Generate the random
2768 characters in a reproducable fashion.
2770 2001-09-14 Richard Henderson <rth@redhat.com>
2772 * config/i386/i386.c (internal_label_prefix): New.
2773 (internal_label_prefix_len): New.
2774 (override_options): Set them.
2775 (local_symbolic_operand): New.
2776 (legitimate_pic_address_disp_p): Use it.
2777 (legitimize_pic_address): Likewise.
2779 2001-09-14 Marc Espie <espie@openbsd.org>
2781 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
2784 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2786 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
2787 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
2789 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
2791 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
2792 invocation of SUBREG_REGNO_OFFSET.
2794 * haifa-sched.c: Fix typo in FSF copyright statement.
2795 * sched-deps.c: Fix typo in FSF copyright statement.
2796 * sched-ebb.c: Fix typo in FSF copyright statement.
2797 * sched-rgn.c: Fix typo in FSF copyright statement.
2798 * sched-vis.c: Fix typo in FSF copyright statement.
2800 * config.gcc: Move inclusion of arm elf specific header files
2801 from the files themselves into the tm_file variable. Make
2802 sure that elfos.h is included before target specific elf
2804 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
2806 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
2807 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
2808 ASM_OUTPUT_CASE_LABEL): Protect definition.
2809 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
2810 not already defined.
2811 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
2812 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
2813 Remove duplicate definition.
2814 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
2815 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
2816 (RDATA_SECTION_FUNCTION): Remove redundant definition.
2817 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
2818 Remove inclusion of arm/elf.h.
2819 * config/arm/unknown-elf.h: as for conix-elf.h.
2820 (STARTFILE_SPEC): Include crti.o and crtn.o.
2821 * config/arm/linux-elf.h: as for conix-elf.h.
2822 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
2823 * config/arm/strongarm-elf.h: Remove inclusion of
2825 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
2826 * config/arm/unknown-elf-oabi.h: Remove inclusion of
2827 unknown-elf.h and elf.h.
2828 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
2829 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
2830 ASM_WEAKEN_LABEL): Remove redundant definition.
2831 * config/arm/elf.h: Test for inclusion of elfos.h
2832 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
2833 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
2834 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
2835 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
2836 redundant definition.
2837 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
2838 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
2839 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
2840 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
2841 Add rules to build crti.o and crtn.o
2842 * crti.asm: New file.
2843 * crtn.asm: New file.
2845 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
2847 * c-parse.in (_yylex): Use _cpp_backup_tokens.
2848 * cpphash.h (struct tokenrun): Add prev.
2849 (struct lexer_state): Remove bol.
2850 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
2851 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
2853 * cppinit.c (cpp_create_reader): Don't set bol.
2854 (cpp_destroy): Don't free lookaheads.
2855 * cpplex.c (lex_directive): Remove.
2856 (next_tokenrun): Update.
2857 (_cpp_lex_token): Clean up logic.
2858 (lex_token): Update to return a pointer to lexed token, since it
2859 can move to the start of the buffer. Simpify newline handling.
2860 * cpplib.c (SEEN_EOL): Update.
2861 (skip_rest_of_line): Remove lookahead stuff.
2862 (end_directive): Line numbers are already incremented. Revert
2863 to start of lexed token buffer if we can.
2864 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
2865 parse_answer): Use _cpp_backup_tokens.
2866 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
2867 instead. Don't check for EOL.
2868 (do_include_common, do_line, do_pragma_system_header): Use
2870 * cpplib.h (BOL, _cpp_backup_tokens): New.
2871 * cppmacro.c (save_lookahead_token, take_lookahead_token,
2872 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
2873 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
2874 (builtin_macro): Don't use cpp_get_line.
2875 (cpp_get_line): Short term kludge.
2876 (parse_arg): Handle directives in arguments here. Back up when
2877 appropriate. Store EOF at end of argument list.
2878 (funlike_invocation_p): Use _cpp_backup_tokens.
2879 (push_arg_context): Account for EOF at end of list.
2880 (cpp_get_token): Remove lookahead stuff. Update.
2882 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2884 * c-parse.in (yyerror): Const-ification and/or static-ization.
2885 * c-typeck.c (push_member_name): Likewise.
2886 * collect2.c (main): Likewise.
2887 * dbxout.c (dbxout_parms): Likewise.
2888 * diagnostic.c (format_with_decl): Likewise.
2889 * dwarf2out.c (output_ranges): Likewise.
2890 * dwarfout.c (fundamental_type_code): Likewise.
2891 * except.c (dw2_output_call_site_table): Likewise.
2892 * gcc.c (do_spec_1): Likewise.
2893 * genopinit.c (optabs): Likewise.
2894 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
2895 gen_declaration_1, handle_impent): Likewise.
2896 * protoize.c (default_include, in_system_include_dir, abspath):
2898 * sched-vis.c (visualize_stall_cycles): Likewise.
2899 * sdbout.c (plain_type_1, sdbout_end_function,
2900 sdbout_end_epilogue): Likewise.
2901 * varasm.c (decode_reg_name): Likewise.
2903 * 1750a.c (mod_regno_adjust): Likewise.
2904 * alpha.c (alpha_write_one_linkage,
2905 unicosmk_output_default_externs): Likewise.
2906 * arm.c (arm_condition_codes): Likewise.
2907 * arm.h (arm_condition_codes): Likewise.
2908 * avr.c (output_movsisf, encode_section_info): Likewise.
2909 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
2911 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2912 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2913 * m88k.c (output_function_profiler): Likewise.
2914 * mips.c (mips_output_conditional_branch): Likewise.
2915 * ns32k.c (ns32k_out_reg_names): Likewise.
2916 * ns32k.h (ns32k_out_reg_names): Likewise.
2917 * pj.c (pj_output_rval): Likewise.
2918 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
2919 * sparc.c (sparc_flat_function_prologue,
2920 sparc_flat_function_epilogue): Likewise.
2922 2001-09-13 Markus Werle <numerical.simulation@web.de>
2923 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2925 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
2926 Aachen University of Technology".
2928 2001-09-13 Andreas Schwab <schwab@suse.de>
2930 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
2933 2001-09-13 Richard Henderson <rth@redhat.com>
2935 * config/alpha/alpha.c (small_symbolic_operand): New.
2936 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
2937 (some_operand, input_operand): Don't handle HIGH.
2938 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
2939 (alpha_expand_mov): Likewise.
2940 (print_operand) [H]: Just print HIGH symbol.
2941 (print_operand_address): Handle small data.
2942 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
2943 (TARGET_SWITCHES): Add -msmall-data/large-data.
2944 (PIC_OFFSET_TABLE_REGNUM): New.
2945 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
2946 (PREDICATE_COES): Update.
2947 * config/alpha/alpha.md (adddi_er_high): New.
2948 (adddi_er_low): Handle small data.
2949 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
2950 prefer .sdata to .rodata.
2951 (SELECT_RTX_SECTION): Likewise.
2953 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
2955 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
2956 defining __size_t and leaving size_t undefined.
2958 2001-09-12 Diego Novillo <dnovillo@redhat.com>
2960 * basic-block.h (expunge_block): Declare.
2961 * cfg.c (expunge_block): Remove static declaration.
2963 2001-09-12 Richard Henderson <rth@redhat.com>
2965 * integrate.c (copy_insn_list): Copy label name from
2966 NOTE_INSN_DELETED_LABEL.
2968 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2970 * c-common.c (c_tree_code_name): Const-ification.
2971 * c-decl.c (c_decode_option): Likewise.
2972 * c-typeck.c (warn_for_assignment): Likewise.
2973 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
2975 * cppinit.c (output_deps): Likewise.
2976 * dependence.c (dependence_string, direction_string): Likewise.
2977 * dwarf2out.c (output_ranges): Likewise.
2978 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
2979 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
2980 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
2981 standard_startfile_prefix, standard_startfile_prefix_1,
2982 standard_startfile_prefix_2, tooldir_base_prefix,
2983 standard_bindir_prefix, find_a_file): Likewise.
2984 * genattrtab.c (make_length_attrs): Likewise.
2985 * gencheck.c (tree_codes): Likewise.
2986 * genemit.c (gen_split): Likewise.
2987 * genrecog.c (special_mode_pred_table): Likewise.
2988 * graph.c (graph_ext): Likewise.
2989 * protoize (default_include): Likewise.
2990 * reload.c (reload_when_needed_name): Likewise.
2991 * sched-vis.c (visualize_stall_cycles): Likewise.
2992 * tlink.c (recompile_files): Likewise.
2993 * toplev.c (decode_g_option): Likewise.
2994 * tradcpp.c (output_deps): Likewise.
2995 * varasm.c (decode_reg_name): Likewise.
2997 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
3000 * avr.c (avr_regnames, encode_section_info): Likewise.
3001 * c4x.c (float_reg_names): Likewise.
3002 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
3003 * elfos.h (const_section): Likewise.
3004 * i386.c (ix86_comp_type_attributes): Likewise.
3005 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
3006 * ia64/aix.h (UNIQUE_SECTION): Likewise.
3007 * ia64.c (type_names): Likewise.
3008 * m68hc11.c (reg_class_names): Likewise.
3009 * m88k.c (m_options): Likewise.
3010 * mips.c (mips_output_conditional_branch, mips_unique_section):
3012 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3013 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
3014 ultra_code_names): Likewise.
3015 * sparc.h (OVERRIDE_OPTIONS): Likewise.
3017 2001-09-12 Jakub Jelinek <jakub@redhat.com>
3019 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
3020 Use --fatal-warnings option for gas.
3021 * configure: Rebuilt.
3023 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3025 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
3027 2001-09-11 Jim Wilson <wilson@redhat.com>
3029 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
3031 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3033 * builtins.c (c_strlen): Treat an offset too large for a
3034 HOST_WIDE_INT as out of range.
3036 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
3038 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
3039 (EDGE_CRITICAL_P): New predicate.
3040 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
3042 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
3043 (dump_edge_info): Remove "crit".
3044 * cfganal.c (mark_critical_edges): Kill.
3045 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
3046 * cfgcleanup.c (cleanup_cfg): Likewise.
3047 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
3048 (find_spanning_tree): Likewise.
3049 * reg-stack.c (convert_regs_1): Likewise.
3050 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
3052 * basic-block.h (create_basic_block_structure): New.
3053 (create_basic_block): Update prototype.
3054 (force_nonfallthru): New.
3055 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
3056 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
3057 handle updating of block_for_insn, creating of empty BBs and BBs at
3058 the end of INSN chain.
3059 (create_basic_block): New function.
3060 (split_block): Use create_basic_block.
3061 (force_nonfallthru_and_redirect): Break out from ...; cleanup
3062 (redirect_edge_and_branch_force): ... here.
3063 (force_nonfallthru): New.
3064 (split_edge): Rewrite to use force_nonfallthru and create_block.
3065 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
3066 (find_basic_blocks): Free basic_block_for_insn.
3067 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
3069 * cfg.c: Fix formating.
3070 * cfgcleanup.c: Fix formating.
3071 (merge_blocks, tail_recursion_label_p): Return bool.
3072 (merge_blocks_move_predecessor_nojumps,
3073 merge_blocks_move_successor_nojumps): Return void.
3075 2001-09-11 Jakub Jelinek <jakub@redhat.com>
3077 * configure.in: Check whether assembler supports section merging.
3078 * config.in: Rebuilt.
3079 * configure: Rebuilt.
3080 * varasm.c (variable_section, output_constant_pool): Pass alignment
3081 to SELECT_SECTION and SELECT_RTX_SECTION.
3082 (mergeable_string_section): New.
3083 (mergeable_constant_section): New.
3084 (default_elf_asm_named_section): Output SECTION_MERGE and
3085 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
3086 * output.h (mergeable_string_section): New.
3087 (mergeable_constant_section): New.
3088 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
3089 * toplev.c (flag_merge_constants): New.
3090 (f_options): Add -fmerge-constants and -fmerge-all-constants
3092 (toplev_main): Default to -fno-merge-constants if not optimizing.
3093 * flags.h (flag_merge_constants): Add extern.
3094 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
3095 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
3097 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
3098 Define if assembler has working .subsection -1 support.
3099 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
3100 Put constant into special SHF_MERGE sections if the linker should
3101 attempt to merge duplicates.
3102 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
3104 Put constant into special SHF_MERGE sections if the linker should
3105 attempt to merge duplicates.
3106 * config/alpha/elf.h: Likewise.
3107 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
3108 has working .subsection -1 support.
3109 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
3111 * config/svr3.h: Likewise.
3112 * config/darwin.h: Likewise.
3113 * config/arm/aof.h: Likewise.
3114 * config/arm/linux-elf.h: Likewise.
3115 * config/avr/avr.h: Likewise.
3116 * config/c4x/c4x.h: Likewise.
3117 * config/d30v/d30v.h: Likewise.
3118 * config/i386/dgux.h: Likewise.
3119 * config/i386/osfrose.h: Likewise.
3120 * config/i386/sco5.h: Likewise.
3121 * config/i386/svr3gas.h: Likewise.
3122 * config/ia64/aix.h: Likewise.
3123 * config/m32r/m32r.h: Likewise.
3124 * config/m68k/m68k.h: Likewise.
3125 * config/m88k/dgux.h: Likewise.
3126 * config/m88k/m88k.h: Likewise.
3127 * config/mcore/mcore-pe.h: Likewise.
3128 * config/mips/mips.h: Likewise.
3129 * config/pa/pa.h: Likewise.
3130 * config/pa/pa-linux.h: Likewise.
3131 * config/romp/romp.h: Likewise.
3132 * config/rs6000/sysv4.h: Likewise.
3133 * config/rs6000/xcoff.h: Likewise.
3134 * config/s390/linux.h: Likewise.
3135 * config/sparc/sparc.h: Likewise.
3136 * config/sparc/sysv4.h: Likewise.
3137 * config/stormy16/stormy16.h: Likewise.
3138 * config/v850/v850.h: Likewise.
3139 * config/vax/vms.h: Likewise.
3140 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
3141 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
3142 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
3143 default_elf_asm_named_section for SHF_MERGE sections.
3145 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3147 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
3150 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
3152 * c-common.c (split_specs_attrs): Allow for empty attributes with
3153 empty TREE_PURPOSE. Fixes PR c/4294.
3155 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
3157 * basic-block.h (cached_make_edge, make_single_succ): New.
3158 (make_edge): Remove first parameter.
3159 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
3160 * cfg.c (cached_make_edge): Rename from make_edge; return newly
3161 created edge; use obstack allocation.
3162 (make_edge, make_single_succ_edge): New.
3163 (first_removed_edge): New static variable.
3164 (init_flow): Initialize first_removed_edge and n_edges.
3165 (clear_edges): Use remove_edge.
3166 (flow_delete_block): Likewise.
3167 (remove_edge): Add removed edges to the removed edges list.
3168 (split_block, redirect_edge_and_branch_force, split_edge):
3170 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
3171 (add_noreturn_fake_exit_edges): Likewise.
3172 (connect_infinite_loops_to_exit): Liekwise.
3173 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
3174 Use cached_make_edge.
3175 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
3176 * profile.c (branch_prob): Update make_edge call.
3177 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
3179 2001-09-11 Richard Henderson <rth@redhat.com>
3181 * config/alpha/alpha.c: Tidy formatting.
3182 (local_symbolic_operand): Verify mode.
3183 (alpha_sa_mask): Ignore unicos for eh_return.
3184 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
3185 * config/alpha/alpha.md (umk divsi patterns): Remove.
3186 (extendsfdf2): Remove unicos check.
3187 (tablejump): Merge vms and unicos code; always use direct set
3190 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3192 * config.gcc (alpha*-*-unicosmk*): New target.
3194 * config/alpha/alpha-protos.h (symbolic_operand,
3195 unicosmk_add_call_info_word, unicosmk_add_extern,
3196 unicosmk_defer_case_vector, unicosmk_unique_section,
3197 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
3198 unicosmk_asm_file_start, unicosmk_asm_file_end,
3199 unicosmk_output_common): Declare.
3201 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
3202 direct_return, function_arg, alpha_va_start, alpha_va_arg,
3203 alpha_does_function_need_gp, alpha_end_function): Support Cray
3205 (alpha_init_machine_status, alpha_mark_machine_status,
3206 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
3207 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
3208 unicosmk_asm_named_section, unicosmk_insert_attributes,
3209 unicosmk_section_type_flags, symbolic_operand,
3210 unicosmk_output_module_name, unicosmk_output_default_externs,
3211 unicosmk_output_dex, unicosmk_output_externs,
3212 unicosmk_output_addr_vec, unicosmk_ssib_name,
3213 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
3214 unicosmk_asm_file_end, unicosmk_output_common,
3215 unicosmk_section_type_flags, unicosmk_unique_section,
3216 unicosmk_add_call_info_word, unicosmk_text_section,
3217 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
3218 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
3219 unicosmk_dex_count, unicosmk_special_name): New.
3220 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
3221 TARGET_ABI_UNICOSMK.
3222 (get_aligned_mem, alpha_expand_unaligned_load,
3223 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
3224 alpha_expand_unaligned_store_words): Support big-endian mode.
3225 (print_operand): Likewise. New format specifier 't'. Use
3226 TARGET_AS_SLASH_BEFORE_SUFFIX.
3227 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
3228 (alpha_pv_save_size): Update with above change.
3229 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
3230 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
3233 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
3234 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
3235 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
3236 (EXTRA_CONSTRAINT): New constraint 'U'.
3237 (PREDICATE_CODES): Add symbolic_operand.
3239 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
3240 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
3241 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
3242 (integer division and modulus patterns): Split in default and
3244 (*divmodsi_internal, *divmoddi_internal): Disable for
3245 TARGET_ABI_UNICOSMK.
3246 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
3247 little-endian and big-endian versions.
3248 (ext, ins, msk): Likewise.
3249 (extv, extzv, insv): Support big-endian mode.
3250 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
3251 (call_umk, call_value_umk, *call_umk, tablejump_umk,
3252 *tablejump_umk_internal, *call_value_umk): New.
3253 (*movdi_nofix): Add pattern for loading an address into a register on
3254 TARGET_ABI_UNICOSMK.
3255 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
3256 (umk_mismatch_args, arg_home_umk): New.
3257 (various insns): Don't use mov, fmov, nop, fnop and unop.
3258 (realign): Support TARGET_ABI_UNICOSMK.
3260 * config/alpha/unicosmk.h: New file.
3261 * config/alpha/t-unicosmk: New file.
3263 * fixinc/inclhack.def (unicosmk_restrict): New.
3264 * fixinc/fixincl.x: Regenerate.
3266 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
3267 (wchar_t): Check for and define __WCHAR_T__.
3269 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
3271 * combine.c (simplify_shift_const): Treat shifts by the mode
3274 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
3276 * cpphash.h (struct tokenrun): New.
3277 (struct cpp_context): New member bol.
3278 (struct cpp_reader): New members.
3279 (_cpp_init_tokenrun): New.
3280 * cppinit.c (cpp_create_reader): Set up the token runs.
3281 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
3282 (lex_token): New internalised version of _cpp_lex_token. Don't
3283 handle directives or the multiple include opimisation here any
3284 more. Simply lex a token.
3285 * cpplib.c (run_directive): Clear bol.
3286 (_cpp_pop_buffer): Set bol.
3287 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
3290 2001-09-11 Michael Meissner <meissner@redhat.com>
3292 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
3293 give an error if the user uses -mfp32.
3294 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
3296 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
3297 floating point register size.
3298 (EXTRA_SPECS): Add CPP_FPR_SPEC.
3300 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
3301 HOST_WIDE_INT_PRINT_DEC to properly print the result of
3303 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
3304 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
3306 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
3308 * dbxout.c (dbxout_parms): Fix typo in comment.
3309 * unroll.c (loop_find_equiv_value): Ditto.
3310 * toplev.c (rest_of_compilation): Ditto.
3311 * loop.c (scan_loop): Ditto.
3312 * dwarf2out.c (struct dw_fde_struct): Ditto.
3314 2001-09-10 Zack Weinberg <zackw@panix.com>
3316 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
3317 copying identifier when we're just going to throw it away.
3318 (parse_identifier_slow): New routine to handle abnormal cases.
3319 (_cpp_lex_token): Update call site.
3321 * hashtable.c (ht_lookup): Don't assume that the string we've
3322 been given is NUL-terminated.
3323 * system.h: #define __builtin_expect(a, b) to (a) if not
3326 2001-09-10 Michael Meissner <meissner@redhat.com>
3328 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
3331 2001-09-10 David Edelsohn <edelsohn@gnu.org>
3333 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
3335 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3337 * builtins.c (c_getstr): Correct thinko in last change and further
3340 2001-09-10 Tim Freeman <tim@fungibole.com>
3342 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
3343 into varray's and register them as roots with the garbage
3344 collector so they are not collected too soon.
3346 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
3348 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
3350 * basic-block.h (flow_obstack, label_value_list,
3351 tail_recursion_label_list): Declare
3352 (tidy_fallthru_edges): Declare.
3353 (expunge_block, last_loop_beg_note): Delete.
3354 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
3356 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
3357 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
3358 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
3359 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
3360 expunge_block, flow_delete_block, compute_bb_for_insn,
3361 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
3362 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
3363 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
3364 try_redirect_by_replacing_jump, last_loop_beg_note,
3365 redirect_edge_and_branch, redirect_edge_and_branch_force,
3366 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
3367 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
3368 commit_edge_insertions, dump_flow_info, debug_flow_info,
3369 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
3370 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
3371 Move here from flow.c
3372 * cfganal.c: New file.
3373 (forwarder_block_p, can_fallthru, mark_critical_edges,
3374 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
3375 find_unreachable_blocks, create_edge_list, free_edge_list,
3376 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
3377 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
3378 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
3379 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
3380 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
3381 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
3382 Move here from flow.c
3383 * cfgbuild.c: New file
3384 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
3385 make_edges, find_basic_blocks_1, find_basic_blocks,
3386 find_sub_basic_blocks): Move here from flow.c
3387 * cfgcleanup.c: New file.
3388 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
3389 merge_blocks_move_predecessor_nojumps,
3390 merge_blocks_move_successor_nojumps, merge_blocks,
3391 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3392 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
3393 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
3395 * cfgloop.c: New file
3396 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
3397 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
3398 flow_loop_exit_edges_find, flow_loop_nodes_find,
3399 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3400 flow_loop_tree_node_add, flow_loops_tree_build,
3401 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
3402 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
3403 Move here from flow.c
3404 * flow.c: Remove everything moved elsewhere
3405 * output.h (cleanup_cfg): Return bool.
3407 * bb-reorder.c (reorder_block_def): Remove 'index'.
3408 (insert_intra_1): Add argument BB, set block for new note.
3409 (make_reorder_chain): Do not depdent on BB indexes.
3410 (make_reorder_chain_1): Do not use BB indexes.
3411 (label_for_bb): Likewise; set BB for new insn.
3412 (emit_jump_to_block_after): Likewise.
3413 (fixup_reoder_chain): Sanity check that all basic blocks
3414 are chained; verify newly created insn chain; remove
3415 undocnitional jump simplifying; Do not use BB indexes;
3416 properly initialize count and frequency information;
3417 dump reordered sequence.
3418 (insert_intra_bb_scope_notes): update call of insert_intra_1.
3419 (insert_inter_bb_scope_notes): Set block for new insn.
3420 (reorder_basic_blocks): Dump flow info before reoredering.
3422 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3424 * alias.c (clear_reg_alias_info): Use K&R format definition.
3425 Avoid unsigned warning.
3426 * builtins.c: Use "unsigned int", not "unsigned".
3427 (target_char_cast): Use host_integerp and tree_low_cst.
3428 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
3429 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
3430 (c_getstr): Likewise.
3431 (std_expand_builtin_va_arg): Use int_size_in_bytes.
3432 (builtin_memcpy_read_str): Avoid unsigned warning.
3433 (expand_builtin_memcpy): Alignments are unsigned.
3434 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
3435 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
3436 * predict.c (expensive_function_p): LIMIT now unsigned.
3437 * resource.c (mark_target_live_regs): Make some vars unsigned.
3438 * sdbout.c: Use "unsigned int", not "unsigned".
3439 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
3440 (sdbout_source_line): Likewise.
3441 (sdbout_record_type_name): Remove "const" for NAME declaration.
3442 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
3444 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
3446 * calls.c (store_one_arg): Expand comment.
3448 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3450 * calls.c (store_one_arg): Make sure that the entire argument is
3451 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
3453 2001-09-09 Richard Henderson <rth@redhat.com>
3455 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
3457 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
3459 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
3461 2001-09-09 Richard Henderson <rth@redhat.com>
3463 * config/alpha/alpha.c (alpha_next_sequence_number): New.
3464 (alpha_this_literal_sequence_number): New.
3465 (alpha_this_gpdisp_sequence_number): New.
3466 (some_operand, input_operand): Add HIGH.
3467 (local_symbolic_operand): New.
3468 (alpha_encode_section_info): New.
3469 (alpha_legitimate_address_p): Allow LO_SUM.
3470 (alpha_legitimize_address): Generate HIGH+LO_SUM.
3471 (alpha_expand_mov): Likewise.
3472 (secondary_reload_class): Check memory_operand not general_operand
3474 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
3475 (alpha_expand_unaligned_store): Likewise.
3476 (alpha_expand_unaligned_load_words): Likewise.
3477 (alpha_expand_unaligned_store_words): Likewise.
3478 (alpha_expand_block_clear): Likewise.
3479 (print_operand): Handle %#, %*, %H.
3480 (print_operand_address): Handle LO_SUM.
3482 (alpha_does_function_need_gp): Use it.
3483 (alpha_expand_block_move): Fix signed compare warnings.
3484 (alpha_sa_mask, alpha_align_insns): Likewise.
3485 * config/alpha/alpha-protos.h: Update.
3486 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
3487 (MASK_EXPLICIT_RELOCS): New.
3488 (TARGET_SWITCHES): Add -mexplicit-relocs.
3489 (EXTRA_CONSTRAINT): Add 'T'.
3490 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
3491 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
3492 (ENCODE_SECTION_INFO): Out line.
3493 (REDO_SECTION_INFO_P): New.
3494 (STRIP_NAME_ENCODING): New.
3495 (ASM_OUTPUT_LABELREF): New.
3496 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
3497 (PREDICATE_CODES): Update.
3498 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
3499 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
3500 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
3501 builtin_setjmp_receiver_er, exception_receiver_1_er,
3502 call_value_osf_1_er): New patterns.
3503 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
3504 (movqi, movhi, movsi): Add explicit $31 base register to lda.
3505 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
3506 (FINAL_PRESCAN_INSN): New.
3508 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
3510 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
3512 2001-09-08 Andreas Jaeger <aj@suse.de>
3514 * i386.h (TARGET_SWITCHES): Fix description.
3516 2001-09-07 David Edelsohn <edelsohn@gnu.org>
3518 * rs6000.c (num_insns_constant): Compute number of instructions
3521 * doc/install.texi: Explain AIX exception handling work-around.
3522 Update URL for AIX fixes.
3524 2001-09-07 Jim Wilson <wilson@redhat.com>
3526 * alias.c (clear_reg_alias_info): New.
3527 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
3528 * rtl.h (clear_reg_alias_info): Declare.
3530 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3532 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
3534 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
3535 (m16m,edivm,emulm): Change declaration to match definition.
3537 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3539 * reload.c (push_reload): Check for subreg_lowpart_p instead of
3540 SUBREG_BYTE being 0 when determining if the inner part of a subreg
3543 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3545 * c-common.c (signed_or_unsigned_type): Handle machine mode types
3546 which have no corresponding C type.
3547 * fold_const.c (target_isinf,target_isnan,target_negative): Update
3548 the representation of 64-bit doubles to work with 64-bit ints.
3550 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
3552 * config/mips/mips.c (override_options): Do not override ISA when ABI
3553 specified if MIPS_CPU_STRING_DEFAULT was specified.
3555 2001-09-07 Richard Henderson <rth@redhat.com>
3557 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
3558 (express_from_1): Wrap lines.
3559 * rtlanal.c (commutative_operand_precedence): Rename from
3560 operand_preference; export.
3561 * rtl.h: Declare it.
3562 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
3563 (simplify_binary_operation): Invoke simplify_plus_minus on
3564 (CONST (PLUS ...)) as well.
3565 (struct simplify_plus_minus_op_data): New.
3566 (simplify_plus_minus_op_data_cmp): New.
3567 (simplify_plus_minus): Use them. Avoid infinite recursion with
3568 simplify_binary_operation wrt CONST.
3570 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
3572 * h8300-protos.h (general_operand_dst_push): Remove.
3573 * h8300.c (general_operand_dst_push): Likewise.
3574 * h8300.h (OK_FOR_T): Likewise.
3575 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
3576 * h8300.md (pushqi_h8300): New.
3577 (pushqi_h8300hs): Likewise.
3579 (pushhi_h8300): Likewise.
3580 (pushhi_h8300hs): Likewise.
3583 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3585 * genattrtab.c (attr_printf): First arg is unsigned.
3586 Clean up formatting of callers.
3588 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
3590 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
3593 2001-09-07 Andreas Jaeger <aj@suse.de>
3595 * i386.h (TARGET_SWITCHES): Fix descriptions.
3597 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3599 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
3601 2001-09-06 Ira Ruben <ira@apple.com>
3603 Remove OP_IDENTIFIER.
3604 * tree.def (OP_IDENTIFIER): Remove.
3605 * tree.c (tree_node_kind enum): Remove op_id_kind.
3606 (tree_node_kind_names): Remove "op_identifiers".
3607 (make_node): Remove OP_IDENTIFIER test.
3608 (build_op_identifier): Removed because it isn't being used.
3609 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
3610 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
3612 2001-09-06 Richard Henderson <rth@redhat.com>
3614 * simplify-rtx.c (simplify_binary_operation): Revert last change.
3616 2001-09-06 Richard Henderson <rth@redhat.com>
3618 * simplify-rtx.c (simplify_binary_operation): Simplify contents
3621 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3623 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
3624 number used for CR register.
3626 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3627 Joern Rennecke (amylaar@cygnus.com)
3629 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
3630 * h8300.c (initial_offset): Handle offset between RP and FP.
3631 (h8300_return_addr_rtx): New function.
3632 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
3634 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
3635 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3636 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
3637 (CAN_ELIMINATE, REGISTER_NAMES):
3638 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
3640 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
3642 Remove TYPE_NONCOPIED_PARTS.
3643 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
3644 (struct tree_type): Remove noncopied_parts.
3645 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
3646 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
3647 (fixed_type_p): Remove.
3648 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
3649 (expand_expr, MODIFY_EXPR): Likewise.
3650 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
3651 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
3653 2001-09-06 Alan Modra <amodra@bigpond.net.au>
3655 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
3657 (mask64_operand): Likewise.
3658 (includes_rldic_lshift_p): Likewise.
3659 (includes_rldicr_lshift_p): Likewise.
3661 2001-09-05 Ziemowit Laski <zlaski@apple.com>
3663 * objc/objc-act.c (build_message_expr): If a class method cannot
3664 be found, do not issue a warning if a corresponding instance
3665 method exists in the root class.
3667 2001-09-05 Richard Henderson <rth@redhat.com>
3669 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
3671 2001-09-05 Zack Weinberg <zack@codesourcery.com>
3673 * function.c (ggc_mark_struct_function): Mark f->outer.
3674 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
3675 * integrate.c (output_inline_function): ... not here.
3677 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
3679 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
3681 * i386.c (size_cost): New static variable.
3682 (override_function): Use size_cost when -Os is specified.
3684 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
3685 properly; Use current_function_calls_eh_return.
3686 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
3687 use leave to avoid depdendancy chain.
3689 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
3690 get BB loop_depth instead of computing it from LOOP notes.
3692 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
3694 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3696 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3697 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3698 UNALIGNED_DOUBLE_INT_ASM_OP): Define
3700 2001-09-05 Jeffrey A Law (law@cygnus.com)
3701 Jason Merrill (jason@redhat.com)
3703 * stor-layout.c (layout_type): Complain if an array's size can
3704 not be represented in a size_t.
3706 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
3708 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
3710 * gcc.c: (process_command) Add parentheses around assignment
3711 used as truth value.
3713 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3715 * config/mips/mips.c (save_restore_insns): Don't mark any register
3716 save slots as unchanging if current_function_calls_eh_return.
3718 2001-09-05 Richard Henderson <rth@redhat.com>
3720 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
3721 * config/alpha/alpha-protos.h: Declare it.
3722 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
3723 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
3724 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
3725 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
3726 (REG_OK_FOR_BASE_P): Select one of the above.
3728 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3730 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
3731 (crti.o): Prefix name of object file with $(T).
3734 2001-09-05 David S. Miller <davem@redhat.com>
3736 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
3737 * config/sparc/linux64.h: Likewise.
3739 2001-09-05 Andreas Jaeger <aj@suse.de>
3741 * doc/invoke.texi (i386 Options): -mwide-multiply is not
3742 available anymore, remove the documentation.
3743 (i386 Options): Fix typo, cleanup index entries.
3745 * prefix.c (concat): Remove, we can use the version from liberty.
3747 2001-09-05 Richard Henderson <rth@redhat.com>
3749 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
3750 New functions split out of md file expanders.
3751 * config/alpha/alpha-protos.h: Declare them.
3752 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
3754 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
3756 * cppmacro.c (funlike_invocation_p): No need to restore context.
3758 2001-09-04 Richard Henderson <rth@redhat.com>
3760 * reload.c (push_reload): Export.
3761 * reload.h (push_reload): Declare it.
3763 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
3764 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3765 * config/alpha/alpha.c (alpha_legitimize_address): New.
3766 (alpha_legitimize_reload_address): Likewise.
3767 * config/alpha/alpha-protos.h: Declare them.
3769 2001-09-04 Stan Shebs <shebs@apple.com>
3771 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
3772 * config/darwin.c (machopic_stub_name): Account for internally
3773 generated lib calls such as memcpy.
3775 2001-09-04 Richard Henderson <rth@redhat.com>
3777 * unwind.h (_UA_END_OF_STACK): New flag.
3778 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
3780 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3782 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
3784 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
3786 * config/mips/mips.c (save_restore_insns): Change base_offset to
3787 fp_offset in second call to mips_emit_frame_related_store.
3789 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
3791 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
3792 sometimes be represented as a NOTE of type
3793 NOTE_INSN_DELETED_LABEL.
3794 (Insns): Document NOTE_INSN_DELETED_LABEL.
3796 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
3798 * c-common.h (tree_dump_index): Add more comments.
3799 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
3800 (dump_option_value_info): New struct.
3801 (dump_options): New array.
3802 (dump_switch_p): Parse switch options symbolically.
3803 * doc/invoke.texi (-fdump-ast): Rename to ...
3804 (-fdump-tree): ... here. Document that options are symbolic, and
3805 not all are applicable.
3807 2001-09-04 David S. Miller <davem@redhat.com>
3809 * config/sparc/sparc.md (define_splits): Kill constraints.
3811 Cleanup redundant and unused insn attributes.
3812 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
3813 binary, and move. Mark ialu as default.
3814 (commented out define_function_unit "alu"): Kill.
3815 (define_attr "use_clobbered"): Kill.
3816 (whole file): Kill address insn type references. Replace
3817 all unary/binary/move references with ialu.
3818 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
3819 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
3822 Simplify length insn attribute and make more judicious use
3823 of insn attribute defaulting.
3824 * config/sparc/sparc.md (all insns with length > one): Mark as
3825 insn type multi if real instructions, else use default if
3826 it is a forced splitter.
3827 (all insns with length == one): Use default insn length.
3828 (all insns of type ialu): Use default insn type.
3830 Fix erroneous insn attribute settings.
3831 (addx): Set insn type to misc.
3832 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
3833 const_umulsidi3_sp64): Set insn type to imul.
3835 Track SFmode vs DFmode insns according to UltraSPARC
3837 * config/sparc/sparc.md ("fptype"): New attribute, default
3839 (all DFmode single insns): Mark as fptype "double".
3841 2001-09-03 Jakub Jelinek <jakub@redhat.com>
3843 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
3845 2001-09-03 Richard Henderson <rth@redhat.com>
3847 * function.h (struct function): Add arg_pointer_save_area_init.
3848 * function.c (expand_function_end): Init arg_pointer_save_area.
3849 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
3850 when called from a nested function.
3852 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
3854 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
3857 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3859 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
3861 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
3863 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
3864 (emit_push_insn): Use specified padding direction when
3865 STACK_PUSH_CODE is POST_INC.
3867 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
3869 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3871 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
3873 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
3875 * cppinit.c (cpp_start_read): Free the imacros list as we
3876 traverse it. Don't free the chains before returning.
3877 (_cpp_push_next_buffer): Only try pushing buffers if we've
3878 completed -imacros handling.
3880 2001-08-31 Eric Christopher <echristo@redhat.com>
3882 * gcc.c (handle_braces): Add explaination for abort.
3884 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
3886 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
3887 move adjustment of bitpos instead.
3889 2001-08-31 Zack Weinberg <zack@codesourcery.com>
3891 * function.c: Remove all_functions. Make outer_function_chain
3893 (init_function_start): Don't add new function structure to
3895 (find_function_data, push_function_context_to,
3896 pop_function_context_from, put_var_into_stack,
3897 trampoline_address): Update for changed structure element names.
3898 (push_function_context_to): Disentangle.
3899 (free_after_compilation): Also free F.
3900 (expand_dummy_function_end): Don't free cfun here.
3901 (put_var_into_stack): Comment why we can't use find_function_data here.
3902 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
3903 (mark_function_chain): Split into maybe_mark_struct_function and
3904 ggc_mark_struct_function. Export the latter.
3905 (init_function_once): Mark from cfun and outer_function_chain;
3908 * function.h (struct function): Kill next_global. Rename next
3909 to outer. All users updated to match.
3910 (all_functions, outer_function_chain): Don't declare.
3912 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
3913 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
3914 don't touch f->inlinable, after calling rest_of_compilation.
3916 * tree.h: Forward-declare struct function. Prototype
3917 ggc_mark_struct_function.
3919 2001-08-31 Kazu Hirata <kazu@hxi.com>
3921 * config/h8300/h8300.md (*andorhi3): Fix typos.
3923 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3925 * calls.c (emit_library_call_value): Don't use a fixed
3926 argument after VA_CLOSE, i.e. out of scope in traditional C.
3928 * emit-rtl.c (gen_rtvec): Likewise.
3930 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3932 * Makefile.in (c-pragma.o): Depend on output.h.
3933 (reorg.o): Depend on except.h.
3935 * c-pragma.c: Include output.h.
3937 * reorg.c: Include except.h.
3939 * unwind-dw2.c: Call __builtin_alloca, not alloca.
3941 2001-08-31 Richard Henderson <rth@redhat.com>
3943 * sched-deps.c (add_dependence): Don't elide dependancy if the
3944 conditional used by insn is modified in elem.
3946 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
3948 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
3950 2001-08-31 Diego Novillo <dnovillo@redhat.com>
3952 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
3955 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3957 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
3959 (stormy16_asm_out_constructor): New function.
3960 (TARGET_ASM_CONSTRUCTOR): Define.
3961 (TARGET_ASM_DESTRUCTOR): Define.
3963 2001-08-31 Andreas Jaeger <aj@suse.de>
3965 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
3966 * loop.c (add_label_notes): Likewise.
3967 * reload.c (find_reloads): Likewise.
3968 * config/sh/sh.c (machine_dependent_reorg): Likewise.
3970 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
3972 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
3973 code here. Take _Unwind_{W,Sw}ord*.
3974 (read_encoded_value_with_base): Use them.
3975 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
3977 (extract_cie_info): Simplify read_?leb128 handling.
3978 (execute_stack_op, execute_cfa_program): Likewise.
3979 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
3981 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3983 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
3984 the frame pointer to pop the stack if convenient.
3986 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
3987 Don't use post-increment before combine.
3988 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
3989 a call-saved register.
3991 2001-08-31 Andreas Jaeger <aj@suse.de>
3993 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
3996 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
3998 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
3999 not DIV/MOD, of course.
4001 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
4003 * rtl.def: Undo my patch commited 2001-08-27.
4005 * genattrtab.c: Ditto.
4009 * sched-int.h: Ditto.
4011 * target-def.h: Ditto.
4015 * haifa-sched.c: Ditto.
4017 * sched-rgn.c: Ditto.
4019 * sched-vis.c: Ditto.
4021 * Makefile.in: Ditto.
4023 * doc/md.texi: Ditto.
4025 * doc/tm.texi: Ditto.
4027 * doc/contrib.texi: Ditto.
4029 * doc/gcc.texi: Ditto.
4031 * genattrtab.h: Remove it.
4033 * genautomata.c: Remove it.
4035 * genattr.c: Undo my patch and Richard Henderson's patch commited
4038 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
4040 * config.gcc (h8300-*-elf*): New case.
4041 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
4042 (SUBTARGET_CPP_SPEC): Define.
4043 (EXTRA_SPECS): Define.
4044 (SUBTARGET_EXTRA_SPECS): Define.
4045 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
4046 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
4048 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
4050 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
4051 (LIB2FUNCS_EXTRA): Define.
4052 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
4053 config/h8300/fixunssfsi.c: New file.
4055 2001-08-30 Kazu Hirata <kazu@hxi.com>
4057 * config/h8300/h8300.md (zero_extendqihi2): Changes to
4058 define_expand to accomodate target-specific attributes.
4059 (anonymous zero_extendqihi2 patterns): New.
4061 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
4063 * h8300.md (*andorhi3): New pattern.
4065 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
4067 * h8300.c (dosize): Fix test for "sub".
4069 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
4071 * c-typeck.c (pointer_diff): Try to eliminate common term before
4074 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
4076 * config/arm/arm.c (arm_compute_initial_elimination_offset):
4077 Account for the saves of the FP registers.
4079 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
4080 (TEXT_SECTION_ASM_OP): Define.
4081 (INIT_SECTION_ASM_OP): Define.
4082 (FINI_SECTION_ASM_OP): Define.
4083 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
4084 (RDATA_SECTION_FUNCITON): Provide prototype.
4086 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
4088 * reload1.c (move2add_note_store): Correct typo checking for
4091 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
4093 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
4094 note should not be considered outside the libcall block.
4096 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4098 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
4100 2001-08-29 Kazu Hirata <kazu@hxi.com>
4102 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
4104 2001-08-29 Kazu Hirata <kazu@hxi.com>
4106 * config/h8300/h8300-protos.h: Add a prototype for
4108 * config/h8300/h8300.c (emit_logical_op): New.
4109 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
4116 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
4118 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
4119 comparison with rtx INTVAL.
4120 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
4122 * pa.h (FUNCTION_ARG_SIZE): Likewise.
4124 2001-08-29 Kazu Hirata <kazu@hxi.com>
4126 * config/h8300/lib1funcs.asm: Update the copyright. Fix
4129 2001-08-29 Kazu Hirata <kazu@hxi.com>
4131 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
4132 (reg n) to (mem (pre_dec (reg n))
4133 (anonymous movsi pattern): Likewise.
4135 2001-08-29 Kazu Hirata <kazu@hxi.com>
4137 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
4139 2001-08-29 Kazu Hirata <kazu@hxi.com>
4141 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
4142 several special constants.
4144 2001-08-29 Kazu Hirata <kazu@hxi.com>
4146 * config/h8300/lib1funcs.asm: Fix comment typos.
4148 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4150 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
4151 Fix format specifier warnings.
4153 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
4154 inet_makeaddr, semctl): Prototype.
4156 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
4157 (save_restore_insns): Use base_offset, not gp_offset.
4159 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
4160 (ASM_OUTPUT_BYTE): Fix format specifier warning.
4162 2001-08-29 Richard Henderson <rth@redhat.com>
4164 * bb-reorder.c (function_tail_eff_head): New.
4165 (record_effective_endpoints): Set it.
4166 (fixup_reorder_chain): Use it.
4168 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4170 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
4172 2001-08-28 Dale Johannesen <dalej@apple.com>
4174 * config/darwin.c (machopic_function_base_name): Add const
4175 qualifier to a string.
4176 (darwin_encode_section_info): Ditto.
4178 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4180 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
4181 function definition.
4183 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
4185 * df.h (struct df): Add rts_order variable.
4187 * df.c (df_visit_next_rts): New function.
4188 (df_visit_next): Renamed to df_visit_next_rc
4189 (df_analyse_1): Allocate/compute/free rts_order as well.
4190 (df_rd_global_compute): Use df_visit_next_rc instead of
4192 (df_ru_global_compute): Use df_visit_next_rts instead of
4195 * flow.c (flow_reverse_top_sort_order_compute): New function.
4197 * basic-block.h: Add prototype.
4199 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
4201 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
4202 blocks, the BB_REACHABLE is now set, rather than aux being
4203 non-NULL. Update the test to reflect this.
4205 2001-08-28 Eric Christopher <echristo@redhat.com>
4207 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
4208 config/mips/crti.asm: Ditto.
4210 2001-08-28 Eric Christopher <echristo@redhat.com>
4211 Richard Henderson <rth@redhat.com>
4213 * c-pragma.h (add_weak): Move prototype from here...
4214 * output.h (add_weak): ... to here.
4215 * varasm.c (add_weak): Fix typo.
4216 * config/mips/crti.asm: New file.
4217 * config/mips/crtn.asm: Ditto.
4218 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
4219 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
4220 (INVOKE__main): Ditto.
4221 (INIT_SECTION_ASM_OP): New.
4222 (FINI_SECTION_ASM_OP): Ditto.
4223 (STARTFILE_SPEC): Add crti.
4224 (ENDFILE_SPEC): Add crtn.
4225 * config/mips/elf64.h: Same.
4226 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
4228 * config/mips/vxworks.h: Ditto.
4229 * config/mips/t-elf: Support crti and crtn.
4231 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4233 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
4236 2001-08-28 Richard Henderson <rth@redhat.com>
4238 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
4239 (one_cmplbi2 splitter): Remove redundant test.
4241 2001-08-28 Dale Johannesen <dalej@apple.com>
4243 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
4245 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
4247 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
4249 2001-08-28 Stan Shebs <shebs@apple.com>
4251 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
4252 (UNALIGNED_SHORT_ASM_OP): Define.
4253 (UNALIGNED_INT_ASM_OP): Define.
4255 2001-08-28 Will Cohen <wcohen@redhat.com>
4257 * config/rs6000/rs6000.md (store_multiple): Correct RTL
4258 generation for first set.
4260 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4262 * flow.c (redirect_edge_succ_nodup): Return new edge.
4263 (try_simplify_condjump): Use new edge.
4264 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
4266 * cse.c (cse_basic_block): Skip note instructions.
4268 2001-08-27 Richard Henderson <rth@redhat.com>
4270 * combine.c (combine_simplify_rtx): Don't reverse condition
4271 if there is no reverse for the condition.
4272 (simplify_comparison): Don't simplify subregs from INT to FP.
4274 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
4275 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
4276 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
4277 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
4278 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
4279 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
4281 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4283 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
4284 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
4286 (adddi_dilshr32, adddi_dishl32): Only data register can be
4287 source for mem destination.
4289 * expmed.c (store_bit_field): Ignore adjustment to bitpos
4290 and use bitnum to decide about register move.
4292 2001-08-27 Richard Henderson <rth@redhat.com>
4294 * genattr.c (main): Emit state_t even when not doing scheduling.
4296 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4297 Richard Henderson <rth@redhat.com>
4299 * gcse.c (reg_first_set, reg_last_set): Replace with ...
4300 (reg_avail_info, current_bb): ... these.
4301 (oprs_unchanged_p, record_last_reg_set_info): Use them.
4302 (compute_hash_table): Likewise.
4304 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4306 * flow.c (verify_flow_info): Use checksums to verify edges.
4308 2001-08-27 Richard Henderson <rth@redhat.com>
4310 * genautomata.c (expand_automata): Always create a description.
4312 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
4314 * optabs.c (expand_binop): Correctly handle the carry in multiword
4315 add/subtract operations.
4317 2001-08-27 Fred Fish <fnf@be.com>
4319 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
4322 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
4324 * reload.c (find_reloads_toplev): Back out this change:
4326 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
4328 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
4329 mem if the address is a mode_dependent_address_p.
4331 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4333 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
4334 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
4335 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
4338 * genattr.c (main): New variable num_insn_reservations. Increase
4339 it if there is DEFINE_INSN_RESERVATION. Output automaton based
4340 pipeline hazard recognizer interface.
4342 * genattrtab.h: New file.
4344 * genattrtab.c: Include genattrtab.h.
4345 (attr_printf, check_attr_test, make_internal_attr,
4346 make_numeric_value): Move protypes into genattrtab.h. Define them
4348 (num_dfa_decls): New global variable.
4349 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
4350 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
4351 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
4352 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
4354 * genautomata.c: New file.
4356 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
4358 * sched-int.h: (curr_state): Add the external definition for
4359 automaton pipeline interface.
4360 (haifa_insn_data): Add comments for members blockage and units.
4362 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4363 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4364 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4365 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4366 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4367 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4368 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
4370 (TARGET_SCHED): Use the new macros.
4372 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
4373 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
4374 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
4375 dfa_bubble): New members in gcc_target.sched.
4377 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
4378 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
4379 (insn_queue): Redefine it as pointer to array.
4380 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
4382 (max_insn_queue_index_macro_value): New variable.
4383 (curr_state, dfa_state_size, ready_try): New varaibles for
4384 automaton interface.
4385 (ready_element, ready_remove, max_issue): New function prototypes
4386 for automaton interface.
4387 (choose_ready): New function prototype.
4388 (insn_unit, blockage_range): Add comments.
4389 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
4390 FUNCTION_UNITS_SIZE == 0.
4391 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
4392 actual_hazard, potential_hazard): Add comments.
4393 (insn_cost): Use cost -1 as undefined value. Remove
4394 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
4396 (ready_element, ready_remove): New functions for automaton
4398 (schedule_insn): Add new code for automaton pipeline interface.
4399 (queue_to_ready): Add new code for automaton pipeline interface.
4400 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
4401 (debug_ready_list): Print newline when the queue is empty.
4402 (max_issue): New function for automaton pipeline interface.
4403 (choose_ready): New function.
4404 (schedule_block): Add new code for automaton pipeline interface.
4405 Print ready list before scheduling each insn.
4406 (sched_init): Add new code for automaton pipeline interface.
4407 Initiate insn cost by -1.
4408 (sched_finish): Free the current automaton state and finalize
4409 automaton pipeline interface.
4411 * sched-rgn.c: Include target.h.
4412 (init_ready_list, new_ready, debug_dependencies): Add new code for
4413 automaton pipeline interface.
4415 * sched-vis.c: Include target.h.
4416 (get_visual_tbl_length): Add code for automaton interface.
4417 (target_units, print_block_visualization): Add comments.
4419 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
4420 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
4421 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
4422 (getruntime.o, genautomata.o): New entries.
4423 (genattrtab.o): Add new dependency file genattrtab.h.
4424 (genattrtab): Add new dependencies. Link it with `libm.a'.
4425 (getruntime.o, hashtab.o): New entries for canadian cross.
4427 * doc/md.texi: Description of automaton based model.
4429 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
4431 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4432 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4433 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4434 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4435 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4436 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4437 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
4439 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
4440 MAX_DFA_ISSUE_RATE): New macro descriptions.
4442 * doc/contrib.texi: Add dfa based scheduler contribution.
4444 * doc/gcc.texi: Add more information about genattrtab.
4446 2001-08-27 Diego Novillo <dnovillo@redhat.com>
4448 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
4451 2001-08-27 Richard Henderson <rth@redhat.com>
4453 * function.c (expand_function_end): Don't init arg_pointer_save_area.
4454 (get_arg_pointer_save_area): New. Create an init it here.
4455 (fix_lexical_addr): Use it.
4456 * function.h: Declare it.
4457 * builtins.c (expand_builtin_setjmp_receiver): Use it.
4458 * stmt.c (expand_nl_goto_receiver): Use it.
4460 2001-08-27 Richard Henderson <rth@redhat.com>
4462 * final.c (final_scan_insn): Don't enter APP_ON mode for
4465 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
4466 alignment for assemble_integer for DW_EH_PE_aligned.
4467 * except.c (output_function_exception_table): Likewise.
4469 2001-08-26 Andreas Jaeger <aj@suse.de>
4471 * c-tree.h: Add prototyp for c_sizeof_nowarn.
4473 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
4475 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
4477 2001-08-27 Alan Modra <amodra@bigpond.net.au>
4479 * config/rs6000/rs6000.c (mask_operand): Rewrite without
4481 (mask64_operand): Likewise.
4482 (rldic_operand): Delete.
4483 (includes_lshift64_p): Delete.
4484 (includes_rldic_lshift_p): New function.
4485 (includes_rldicr_lshift_p): New function.
4486 (print_operand): Don't call rldic_operand in case 'W'.
4487 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
4488 (includes_lshift64_p): Remove.
4489 (includes_rldic_lshift_p): Declare.
4490 (includes_rldicr_lshift_p): Declare.
4491 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
4492 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
4493 Replace match_operand rldic_operand predicate with
4494 const_int_operand. Replace includes_lshift64_p condition with
4495 includes_rldic_lshift_p.
4496 <ashldi3_internal 64 bit rldicr patterns>: New.
4498 2001-08-27 Andreas Jaeger <aj@suse.de>
4500 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4501 * errors.c: Likewise.
4502 * final.c: Likewise.
4503 * dwarf2asm.c: Likewise.
4504 * doprint.c (checkit): Likewise.
4505 * diagnostic.c: Likewise.
4506 * collect2.c: Likewise.
4507 * calls.c: Likewise.
4508 * c-semantics.c (build_stmt): Likewise.
4509 * c-format.c (status_warning): Likewise.
4510 * c-errors.c (pedwarn_c99): Likewise.
4511 * builtins.c (validate_arglist): Likewise.
4512 * config/pj/pj.c (pj_printf): Likewise.
4513 * fix-header.c: Likewise.
4515 * gcov.c (fnotice): Likewise.
4516 * gensupport.c (message_with_line): Likewise.
4517 * mips-tfile.c: Likewise.
4518 * protoize.c (notice): Likewise.
4519 * read-rtl.c (fatal_with_file_and_line): Likewise.
4520 * rtl-error.c: Likewise.
4521 * tradcpp.c: Likewise.
4523 * cp/tree.c (build_min_nt): Likewise.
4524 (build_min): Likewise.
4525 * cp/lex.c: Likewise.
4526 * cp/errfn.c: Likewise.
4527 * cp/rtti.c (create_pseudo_type_info): Likewise.
4529 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
4531 * df.c (df_uses_record): Return after recording all uses
4534 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
4536 * df.c (df_insn_modify): Realloc the INSN table here, if
4537 necessary, here, too.
4539 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
4541 * config/mips/mips.c (mips_function_value): Handle complex return
4544 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
4546 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
4548 * reload.c (make_memloc): Copy result if it is still
4549 reg_equiv_memory_loc[regno] on return.
4550 (subst_reloads) [ENABLE_CHECKING]: Check that none of
4551 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
4552 reg_equiv_mem are modified by the substitutions.
4554 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4556 * predict.c (expensive_function_p): New.
4557 * rtl.h (expensive_function_p): Declare.
4558 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
4559 (use_fast_prologue_epilogue): New static variable.
4560 (expand_prologue): Set it; emit short prologues if unset.
4561 (expand_epilogue): Likewise.
4563 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4565 * config.gcc: Add stormy16-*-elf case.
4566 * config/stormy16/stormy-abi: New file.
4567 * config/stormy16/stormy16-lib2.c: New file.
4568 * config/stormy16/stormy16-protos.h: New file.
4569 * config/stormy16/stormy16.c: New file.
4570 * config/stormy16/stormy16.h: New file.
4571 * config/stormy16/stormy16.md: New file.
4572 * config/stormy16/t-stormy16: New file.
4574 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4576 * i386.h (no-accumulate-outgoing-args): Use proper mask.
4578 2001-08-24 David Edelsohn <edelsohn@gnu.org>
4580 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
4581 descriptor members are pointer size, not constant 4.
4582 * config/rs6000/rs6000.md (define_splits): Remove more unused
4585 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4587 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
4589 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
4591 * cp/rtti.c (VPARAMS): Fix parameter.
4593 2001-08-24 Zack Weinberg <zackw@panix.com>
4595 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
4597 (mode_for_extraction): No need for #ifdefs. Add default-case abort
4599 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
4600 in if controlling use of insv.
4601 (extract_bit_field): Likewise, for extv and extzv.
4603 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4605 * i386.md (movcc peep2): Fix load of 0.
4607 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4609 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
4610 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
4612 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
4614 * c-pragma.h: Move weak_syms and weak_decls...
4615 * varasm.c: ...here. Now static.
4616 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
4617 depend on HANDLE_PRAGMA_WEAK.
4619 * c-common.c (c_alignof, c_alignof_expr): Move here...
4620 * c-typeck.c: ...from here.
4621 * c-tree.h, c-common.h: Adjust.
4623 2001-08-23 Bernd Schmidt <bernds@redhat.com>
4625 * config/ia64/ia64.c (rws_update): If !pred, set write_count
4626 instead of incrementing it.
4628 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
4629 asm ready, don't try to move them all into the same array element.
4631 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4633 * function.c (thread_prologue_and_epilogue_insns): Avoid
4634 fallthru flag on edge to exit.
4636 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
4638 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
4641 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4643 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
4644 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
4645 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
4648 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4650 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
4651 replace "GNU CC" with "GCC".
4653 2001-08-23 Richard Henderson <rth@redhat.com>
4655 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
4656 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
4657 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
4658 Need GR between FR and not GR_AND_FR.
4659 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
4660 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
4661 AR regs before GR regs.
4662 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
4663 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
4664 (REGISTER_MOVE_COST): Update.
4665 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
4667 2001-08-23 Richard Henderson <rth@redhat.com>
4669 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
4672 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4674 * reload1.c (emit_reload_insns): Don't look for notes
4675 on a NULL store_insn.
4677 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4679 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
4680 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
4681 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
4682 format specifier warnings.
4683 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
4685 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
4687 * config/i386/i386-protos.h: Correct declaration of
4688 i386_pe_asm_named_section.
4690 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
4692 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
4694 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4696 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4698 * cpperror.c (print_location): Don't show _Pragma.
4699 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
4700 and file change callback generation here.
4701 (stack_include_file): Update use of cpp_push_buffer.
4702 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
4703 (struct cpp_buffer): Remove type, pfile members.
4704 * cppinit.c (cpp_handle_option): Use free_chain.
4705 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
4706 (skip_escaped_newlines, get_effective_char, lex_percent): Take
4707 a cpp_reader rather than a cpp_buffer.
4708 (skip_escaped_newlines, get_effective_char, skip_block_comment,
4709 skip_line_comment, parse_string, lex_percent, lex_dot,
4710 _cpp_lex_token): Update accordingly.
4711 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
4713 (cpp_push_buffer): Update prototype.
4714 (run_directive): Update use of cpp_push_buffer.
4715 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
4716 handle_assertion): Update use of run_directive.
4717 * cpplib.h (enum cpp_buffer_type): Remove.
4718 (cpp_push_buffer): Update prototype.
4719 * fix-header.c (read_scan_file): Update.
4721 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4723 * gcc.c (struct prefix_list): Change prefix to const char *.
4725 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4727 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
4729 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
4731 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
4734 * jump.c (squeeze_notes): Take parms by reference. Handle END being
4737 * ifcvt.c (dead_or_predicable): Adjust.
4738 * loop.c (find_and_verify_loops): Adjust.
4739 * stmt.c (expand_end_case): Adjust.
4740 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
4741 head and end insn pointers in the basic block, not just local copies.
4742 (merge_blocks_move_predecessor_nojumps): Likewise.
4744 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
4746 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
4747 bitmap.h, builtin-types.def, builtins.c, builtins.def,
4748 c-aux-info.c, c-common.c, c-common.def, c-common.h,
4749 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
4750 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
4751 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
4752 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
4753 conditions.h, config.gcc, configure.frag, configure.in,
4754 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
4755 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
4756 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
4757 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
4758 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
4759 emit-rtl.c, errors.c, errors.h, except.c, except.h,
4760 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
4761 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
4762 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
4763 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
4764 gencheck.c, gencodes.c, genconfig.c, genemit.c,
4765 genextract.c, genflags.c, gengenrtl.c, genmultilib,
4766 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
4767 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
4768 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
4769 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
4770 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
4771 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
4772 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
4773 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
4774 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
4775 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
4776 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
4777 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
4778 params.h, predict.c, predict.def, predict.h, prefix.c,
4779 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
4780 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
4781 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
4782 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
4783 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
4784 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
4785 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
4786 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
4787 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
4788 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
4789 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
4790 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
4791 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
4792 xcoffout.h: replace "GNU CC" with "GCC".
4794 2001-08-21 Richard Henderson <rth@redhat.com>
4796 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
4797 (final_scan_insn): Consider jump tables data even if we have no
4798 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
4800 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
4801 (ASM_OUTPUT_CASE_END): Remove.
4802 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
4803 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
4804 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4806 2001-08-21 Richard Henderson <rth@redhat.com>
4808 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
4809 at barrier insns. Emit stop bits before barriers.
4811 * flow.c (flow_find_cross_jump): Don't consider unconditional
4812 return insns for commoning.
4814 * final.c (compute_alignments): Fix typo.
4816 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
4817 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
4818 (store_bit_field): Use mode_for_extraction more places.
4819 (extract_bit_field): Likewise.
4821 2001-08-21 Zack Weinberg <zackw@panix.com>
4823 * caller-save.c: Don't include insn-codes.h.
4824 (reg_save_code, reg_restore_code): Make arrays of int.
4825 All uses updated to match.
4826 (insert_save, insert_restore): No need to initialize "code"
4827 variable upon declaration.
4828 * Makefile.in: update dependencies; fix typo in clean rule.
4830 2001-08-21 Richard Henderson <rth@redhat.com>
4832 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
4833 (merge_if_block): Handle fallout from same.
4835 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4837 * builtins.c (type_to_class): Fix typo in last change.
4839 2001-08-21 Richard Henderson <rth@redhat.com>
4841 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
4842 ia64_asm_output_label.
4844 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
4845 copy of gp while the real gp register contains garbage.
4847 2001-08-21 Zack Weinberg <zackw@panix.com>
4849 * expmed.c (mode_for_extraction): New function.
4850 (store_bit_field, extract_bit_field): Use it.
4851 * expr.h: Prototype it and provide an enum for its first argument.
4853 * combine.c, function.c, recog.c: Don't include insn-codes.h.
4854 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
4855 and digging through the insn_data tables.
4856 * Makefile.in: Update dependencies.
4858 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4860 * cppfiles.c (stack_include_file): line-map.c now handles include
4862 (handle_missing_handler): Similarly.
4863 (_cpp_execute_include): Similarly.
4864 (_cpp_pop_file_buffer): Similarly.
4865 * cpphash.h (struct cpp_reader): Remove system_include_depth,
4866 buffer_stack_depth and include_depth.
4867 * cpplib.c (do_include_common): line-map.c now handles include depth.
4868 (cpp_push_buffer): Similarly.
4869 (_cpp_pop_buffer): Similarly.
4870 * cppmacro.c (builtin_macro): Update.
4871 * line-map.c (init_line_maps): Set depth.
4872 (add_line_map): Increment "used" earlier. Update and use the
4874 (trace_include): Use the include depth.
4875 * line-map.h (struct line_maps): New member depth.
4877 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4879 * cppfiles.c (stack_include_file): Don't handle -H here.
4880 * cppinit.c (cpp_start_read): Set include tracing after
4881 cpp_post_options and after stacking the main file.
4882 * line-map.c (trace_include): New.
4883 (init_line_maps, add_line_map): Update.
4884 * line-map.h (struct line_maps): New member trace_includes.
4886 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4888 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
4889 * cppfiles.c (stack_include_file): Only stack a file if there
4890 is something to do. Return a boolean indicating whether a
4891 buffer was stacked or not.
4892 (_cpp_execute_include): Similarly.
4893 (_cpp_read_file): Similarly.
4894 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
4896 2001-08-21 Sam Steingold <sds@gnu.org>
4898 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
4899 (RECACHE): keep obufp_before_macroname up to date
4901 2001-08-21 Zack Weinberg <zackw@panix.com>
4903 * stmt.c: Don't include insn-codes.h.
4904 (expand_end_case): Machine specific logic moved to expr.c.
4905 No need to worry about __builtin_classify_type.
4906 (check_for_full_enumeration_handling, emit_case_nodes):
4909 * builtins.o (expand_builtin_classify_type): Split up so code
4910 can be shared with fold_builtin_classify_type.
4911 (type_to_class, fold_builtin_classify_type): New functions.
4912 (fold_builtins): Handle __builtin_classify_type.
4914 * expr.c (do_tablejump): Now static.
4915 (case_values_threshold, try_casesi, try_tablejump): New;
4916 code mostly from stmt.c (expand_end_case).
4917 (expr.h): Update prototypes.
4919 * Makefile.in (stmt.o): Update dependencies.
4921 2001-08-21 Will Cohen <wcohen@redhat.com>
4923 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
4924 declaration of variable i.
4925 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
4926 declaration of variable i.
4928 2001-08-21 Richard Henderson <rth@redhat.com>
4930 * crtstuff.c: Fix thinko last change. Move list tails to start
4931 of CRT_END section. Tidy ifdefs.
4932 (__EH_FRAME_BEGIN__): Always static for ELF.
4933 (__do_global_ctors_1): Rename from __frame_dummy.
4934 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
4935 name change; don't hide __EH_FRAME_BEGIN__.
4937 2001-08-21 Richard Henderson <rth@redhat.com>
4939 * gdbinit.in: Move break on exit after break on fancy_abort.
4941 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
4944 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4946 * cpphash.h (_cpp_push_next_buffer): New.
4947 * cppinit.c (do_includes): Remove.
4948 (push_include, free_chain, _cpp_push_next_buffer): New.
4949 (cpp_start_read): Use them to rework command line option handling.
4950 (cpp_handle_option): Combine handling of -include and -imacros.
4951 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
4952 appropriate. Always insert missing \n at EOF.
4953 * cpplib.c (start_directive): Get the directive position right.
4954 * cppmain.c (cb_file_change): Always print the first line, unless
4957 2001-08-20 Andreas Jaeger <aj@suse.de>
4959 * profile.c (compute_branch_probabilities): Remove extra new-line
4961 * flow.c (verify_flow_info): Likewise.
4963 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4965 * basic-block.h (basic_block): Add new field 'flags'.
4966 (BB_REACHABLE): Define.
4967 (expunge_block): Declare.
4968 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
4969 (EXIT_BLOCK_PTR): Ditto.
4970 (expunge_block): Remove static declaration.
4971 (cleanup_cfg): Clear bb->aux on every basic block.
4972 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
4973 computing reachability.
4974 (delete_unreachable_blocks): Delete block b if b->flags has
4977 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4979 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
4981 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4983 * sparc.c (sparc_variable_issue): Fix typo in last change.
4985 2001-08-20 Richard Henderson <rth@redhat.com>
4987 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
4989 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
4991 * pa.h (RETURN_IN_MEMORY): Improve comment.
4993 2001-08-20 Janis Johnson <janis187@us.ibm.com>
4995 * doc/invoke.texi (Profiling options): Clarify the interactions
4996 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
4998 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
5000 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
5003 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5005 * gcc.c (make_relative_prefix): Allocate a sufficiently large
5008 2001-08-20 Richard Henderson <rth@redhat.com>
5010 * final.c (end_final): Fix typo last change.
5012 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
5014 * cppinit.c (init_standard_includes): The returned buffer
5015 is already malloc-ed.
5016 * gcc.c (add_prefix): Similarly.
5017 * prefix.c (translate_name): Update to support clear buffer
5019 (update_path): Similarly. Be sure to free any newly allocated
5020 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
5022 * prefix.h (update_path): Update prototype and document.
5023 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
5024 up and update to new buffer ownership rules.
5025 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
5027 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5029 * final.c (compute_alignments): New function.
5030 (init_insn_lengths): Do not care label_align.
5031 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
5032 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
5033 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
5034 (shorted_branches): Realloc label_align array; do
5035 not call init_insn_lengths; Do not care about loop alignments.
5036 * output.h (compute_alignments): Declare.
5037 * toplev.c (rest_of_compilation): Call compute_alignments.
5038 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
5040 * predict.c (block_info_def): Add npredecesors, remove nvisited;
5041 change visited to tovisit.
5042 (propagate_freq): Use faster traversing algorithm.
5043 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
5044 to tovisit; reverse meaning.
5046 * predict.c (struct block_info_def): Remove nvisited.
5047 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5048 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5050 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
5052 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
5053 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
5054 (TARGET_FUSED_MADD): New.
5055 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
5056 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
5057 the multiply-add instructions.
5059 2001-08-19 Richard Henderson <rth@redhat.com>
5061 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
5062 is aligned to pointer size.
5064 2001-08-19 Richard Henderson <rth@redhat.com>
5066 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
5067 display markers during final schedule.
5069 2001-08-19 Richard Henderson <rth@redhat.com>
5071 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
5073 2001-08-19 Richard Henderson <rth@redhat.com>
5075 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
5077 (ASM_NAME_TO_STRING): Remove.
5078 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
5079 in the same string. Remove support for expressions.
5081 2001-08-19 Richard Henderson <rth@redhat.com>
5083 * config/i386/i386.md (tablejump): Make an expander; handle
5084 pic relative addressing here.
5085 (tablejump_1): Rename from tablejump_pic.
5088 2001-08-19 Richard Henderson <rth@redhat.com>
5090 * regclass.c (fix_register): Fix typo.
5092 2001-08-18 Richard Henderson <rth@redhat.com>
5094 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
5095 (struct _Unwind_Context): Expand br_loc to hold it.
5096 (uw_frame_state_for): Handle leaf functions better.
5097 (uw_update_reg_address): Update for br_loc change.
5099 2001-08-18 Richard Henderson <rth@redhat.com>
5101 * crtstuff.c: Move list heads before code that uses them.
5102 (__JCR_LIST__): Remove initial null.
5103 (frame_dummy, __frame_dummy): Do java registration here ...
5104 (__do_global_ctors_aux): ... not here.
5106 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
5107 (__do_global_dtors_aux): Update to match.
5108 (__JCR_LIST__, __do_jv_register_classes): New.
5110 * config/ia64/crtend.asm (__JCR_END__): New.
5111 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
5112 instead of an indirect LTOFF22 reloc.
5114 2001-08-18 Richard Henderson <rth@redhat.com>
5116 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
5117 * regclass.c (init_reg_sets_1): Fix typo.
5118 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
5119 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
5120 (ia64_compute_frame_size): Make ar.unat live when in use.
5121 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
5122 for ar.pfs; remove ar.unat handling.
5123 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
5125 (PREDICATE_CODES): Add ar_pfs_reg_operand.
5126 * config/ia64/ia64-protos.h: Update decls.
5127 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
5128 (sibcall_pic): Likewise.
5130 2001-08-18 Richard Henderson <rth@redhat.com>
5132 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
5133 pred_rel_mutex when searching for insn_group_barrier.
5134 * config/ia64/ia64.md (cycle_display): Combine the expander
5137 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
5138 bit before asm as needed.
5140 2001-08-18 Richard Henderson <rth@redhat.com>
5142 * timevar.def (TV_MACH_DEP): New.
5143 * toplev.c (rest_of_compilation): Use it.
5144 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
5146 2001-08-18 Zack Weinberg <zackw@panix.com>
5148 * unwind-dw2.c (execute_stack_op): Add default aborts to
5149 the inner switches to prevent warnings.
5151 2001-08-18 Richard Henderson <rth@redhat.com>
5153 * timevar.h (struct timevar_time_def): Change element type to float.
5154 (ticks_to_msec, clocks_to_msec): Likewise.
5155 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
5156 (get_time): Likewise.
5157 (timevar_print): Adjust zero check and printing to match.
5159 2001-08-18 Zack Weinberg <zackw@panix.com>
5161 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
5162 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
5163 Eliminate overfull or underfull hboxes.
5165 2001-08-18 Zack Weinberg <zackw@panix.com>
5167 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
5169 2001-08-18 Zack Weinberg <zackw@panix.com>
5171 * haifa-sched.c: Convert to target hooks. Macros replaced
5172 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
5173 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
5174 MD_SCHED_FINISH, and HAVE_cycle_display.
5175 * target-def.h (TARGET_SCHED_ADJUST_COST,
5176 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
5177 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
5178 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
5179 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
5180 New hook #defines to be overridden.
5181 (TARGET_SCHED): Bring them all together.
5182 (TARGET_INITIALIZER): Update.
5183 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
5184 instead of 'struct rtx_def *' throughout.
5185 (struct sched): New set of hooks for the scheduler.
5186 * Makefile.in (haifa-sched.o): Depend on target.h.
5187 * doc/tm.texi: Document the new scheduler hooks, together in
5188 their own section, instead of scattered around.
5189 Fix a bunch of underfull/overfull hboxes.
5191 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
5192 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
5193 sparc.h: Don't define any of the old scheduler macros.
5195 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
5196 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
5197 sparc.c: Create hook functions from code extracted from
5198 corresponding target header, or make existing hooks static, as
5199 appropriate. Set the appropriate entries in targetm.
5201 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
5202 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
5203 rs6000-protos.h, s390-protos.h, sparc-protos.h:
5204 Remove prototypes for functions which are now static.
5206 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
5207 related gunk; the Haifa scheduler is now the only choice.
5209 2001-08-18 Zack Weinberg <zackw@panix.com>
5211 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
5212 * genopinit.c: Put floating point divide insns in sdiv_optab.
5213 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
5214 * config/gofast.h, config/c4x/c4x.h,
5215 config/ia64/hpux_longdouble.h, config/mips/mips.h,
5216 config/pa/long_double.h, config/rs6000/sysv4.h,
5217 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
5218 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
5219 (init_optabs): Use init_optabv for overflow-trapping optabs.
5220 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
5221 cmp_optab RTX codes so have_insn_for can find them.
5223 * optabs.c (expand_simple_binop, expand_simple_unop,
5224 have_insn_for, gen_sub3_insn): New interfaces.
5225 * expr.h: Prototype new functions.
5226 (enum optab_methods): Move here from optabs.h.
5228 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
5229 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
5230 Use new functions instead of working directly with optabs.
5231 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
5232 unroll.c: Don't include optabs.h.
5233 * caller-save.c, combine.c, function.c, stmt.c: Just include
5234 insn-codes.h, not optabs.h.
5235 * Makefile.in: Update dependencies.
5237 * combine.c (make_compound_operation, simplify_comparison):
5238 Fix typos testing for this or that instruction.
5240 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5242 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
5243 generating libgcc.a.
5245 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5247 * except.c (TYPE_HASH): Delete.
5249 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
5252 * tree.c (TYPE_HASH): Delete.
5254 * tree.h (TYPE_HASH): Define.
5256 2001-08-18 Graham Stott <grahams@redhat.com>
5258 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
5260 (adddi3_internal_2+2): Likewise.
5261 (eh_set_lr_di+1): Likewise.
5263 2001-08-17 Richard Henderson <rth@redhat.com>
5265 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5266 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
5267 * dwarf2asm.c: ... here.
5268 * dwarfout.c: Remove them.
5270 * varasm.c (assemble_integer): Add align parameter.
5271 (assemble_real, output_constant, output_constructor): Likewise.
5272 * output.h: Update decls.
5273 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
5274 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
5275 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
5276 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
5277 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
5280 * final.c (end_final): Abort profile block generation if we
5281 havn't layed it out properly.
5282 * output.h (assemble_eh_integer): Remove stale decl.
5283 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
5285 (assemble_integer): Handle unaligned data.
5286 (assemble_real): Abort on unaligned data.
5287 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
5289 (default_dtor_section_asm_out_destructor): Use assemble_align.
5290 (default_named_section_asm_out_constructor): Likewise.
5291 (default_ctor_section_asm_out_constructor): Likewise.
5292 * config/darwin.c (machopic_asm_out_constructor): Likewise.
5293 (machopic_asm_out_destructor): Likewise.
5294 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
5295 (nextstep_asm_out_destructor): Likewise.
5296 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
5297 (vms_asm_out_destructor): Likewise.
5299 2001-08-17 Richard Henderson <rth@redhat.com>
5301 * config/mips/iris6.h (TARGET_IRIX6): New.
5302 (current_section_name, current_section_flags): New.
5303 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
5304 (MAX_OFILE_ALIGNMENT): New.
5305 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
5306 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
5307 (copy_file_data): Split out from
5308 (mips_asm_file_end): ... here.
5309 (mips_asm_file_start): Remove extra .section directive. Use
5310 tmpfile instead of mips_make_temp_file.
5311 (mips_unique_section): Use const char * as needed for warnings.
5312 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
5313 re-add align parameter.
5314 (iris6_asm_named_section): New.
5315 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
5316 (iris6_asm_output_align, iris6_section_align_1): New.
5317 (iris6_asm_file_start, iris6_asm_file_end): New.
5318 * config/mips/mips-protos.h: Update decls.
5320 2001-08-17 Janis Johnson <janis187@us.ibm.com>
5322 * doc/install.texi (Install GCC): Add links to build status pages.
5324 (Final install): Ditto; request updates for specific info
5326 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
5328 * cpperror.c (print_location): Don't take a file name; use the
5330 (_cpp_begin_message): Similarly.
5331 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5332 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5333 (cpp_pedwarn_with_file_and_line): Remove.
5334 * cppfiles.c (stack_include_file): Update; set filename to stdin
5335 here when appropriate.
5336 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
5337 (_cpp_begin_message): Don't take a file name.
5338 * cppinit.c: Add comment.
5339 * cpplex.c: Fix end-of-directive indicator.
5340 * cpplib.c: Don't include intl.h.
5341 (run_directive, do_diagnostic): Update.
5342 (do_line): Update to not use nominal_fname.
5343 (cpp_push_buffer): Don't take a filename.
5344 * cpplib.h (struct ht): Remove.
5345 (cpp_push_buffer): Don't take a filename.
5346 (cpp_pedwarn_with_file_and_line): Remove.
5347 * cppmacro.c (struct cpp_macro): Remove file.
5348 (builtin_macro): Update.
5349 (_cpp_create_definition): Update.
5350 * cppmain.c: Correct comment.
5351 * fix-header.c (read_scan_file): Update.
5353 2001-08-17 Kazu Hirata <kazu@hxi.com>
5355 * sbitmap.c: Fix comment formatting.
5356 * sched-deps.c: Likewise.
5357 * sibcall.c: Likewise.
5358 * simplify-rtx.c: Likewise.
5360 * ssa-ccp.c: Likewise.
5361 * stor-layout.c: Likewise.
5362 * timevar.c: Likewise.
5363 * toplev.c: Likewise.
5364 * unwind-dw2.c: Likewise.
5365 * unwind-dw2-fde.c: Likewise.
5366 * varasm.c: Likewise.
5368 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5370 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
5371 or larger than an integer in memory.
5373 2001-08-17 Zack Weinberg <zackw@panix.com>
5375 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
5376 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
5377 * rtl.h: Don't forward-declare union tree_node here. Don't
5378 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
5379 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
5380 and tree respectively.
5381 * tree.h: Don't forward-declare struct rtx_def here. Don't
5382 typedef tree here. Change all uses of struct rtx_def *,
5383 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
5384 and tree respectively.
5386 2001-08-17 Richard Henderson <rth@redhat.com>
5388 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
5389 config/mips/openbsd.h: Fix typos last change.
5391 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5393 * doc/invoke.texi (Optimize Options): The default for
5394 -finline-limit is 600.
5396 2001-08-17 Richard Henderson <rth@redhat.com>
5398 * varasm.c (text_section): Allow TEXT_SECTION to override the
5399 printing of TEXT_SECTION_ASM_OP.
5400 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
5401 (DATA_SECTION, BSS_SECTION): Remove.
5402 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
5403 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
5404 Rename from s/_NAME//.
5405 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
5406 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
5407 (TEXT_SECTION): ... here. New.
5408 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
5409 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
5410 * config/mips/openbsd.h: Likewise.
5411 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
5412 (mips_asm_file_end): Likewise test.
5413 (mips_output_function_epilogue): Likewise. Switch back to data
5414 section after emitting the function.
5416 * doc/tm.texi (Sections): Document TEXT_SECTION.
5418 2001-08-17 Richard Henderson <rth@redhat.com>
5420 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
5421 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
5423 2001-08-17 Richard Henderson <rth@redhat.com>
5425 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
5426 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
5427 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
5428 Add aligned attribute.
5430 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
5432 * config/sh/sh.md: Add modes to unspecs in first insn to match
5433 those in the second.
5435 * Makefile.in: Fix collect2 copy for Cygwin.
5437 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
5439 Install the proper patch.
5440 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5441 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5442 (expand_function_start): Likewise.
5443 * stmt.c (expand_decl): Likewise.
5444 * varasm.c (make_decl_rtx): Likewise.
5446 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5448 * final.c: Undo my previous accidental checkin.
5449 * output.h: Likewise.
5450 * tm.texi: Likewise.
5452 2001-08-16 Richard Henderson <rth@redhat.com>
5454 * varasm.c (named_section_flags): Remove align parameter.
5455 * varasm.c, dwarf2out.c: Update all callers.
5456 * output.h: Update prototypes.
5458 * target.h (target.asm_out.named_section): Remove align parameter.
5459 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
5460 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
5461 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
5462 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
5463 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
5465 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
5466 (get_named_section_flags, set_named_section_flags): New.
5467 (named_section_flags): Use them.
5468 (named_section): Do decl vs section flags check here...
5469 (default_section_type_flags): ... not here.
5470 (init_varasm_once): Create in_named_htab.
5471 (resolve_unique_section): Mark reloc unused.
5473 2001-08-16 Richard Henderson <rth@redhat.com>
5475 * varasm.c (force_const_mem): Keep pool alignment in bits.
5476 (output_constant_pool): Use assemble_align.
5478 2001-08-16 Zack Weinberg <zackw@panix.com>
5480 * doc/tm.texi: Remove extra @table command.
5482 2001-08-16 Zack Weinberg <zackw@panix.com>
5484 * final.c (shorten_branches): Clear the end of the label_align
5485 array only if we made it larger. Break up messy expressions
5488 * diagnostic.c (internal_error): Check for error recursion
5489 before doing ICE suppression.
5491 * timevar.c: Timing variables now count in milliseconds.
5492 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
5493 (get_time): Not here.
5494 (timevar_print): Don't print any timer whose user, cpu, and
5495 wall times are all zero as displayed.
5496 * timevar.h: Update comment aboout units. Make timevar
5499 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5501 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5502 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5503 (expand_function_start): Likewise.
5504 * stmt.c (expand_decl): Likewise.
5505 * varasm.c (make_decl_rtx): Likewise.
5507 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
5509 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
5510 (finalize_record_size): Don't set TYPE_USER_ALIGN.
5512 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5514 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
5517 2001-08-16 Andreas Jaeger <aj@suse.de>
5519 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
5522 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
5524 * rtl.h (only_sets_cc0_p): New prototype.
5525 * jump.c (sets_cc0_p): Handle INSN.
5526 (only_sets_cc0_p): New function.
5527 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
5528 (tidy_fallthru_edge): Likewise.
5529 * integrate.c (copy_insn_list): Likewise.
5530 * unroll.c (unroll_loop): Likewise.
5531 (copy_loop_body): Likewise.
5533 2001-08-15 Jason Eckhardt <jle@redhat.com>
5535 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
5537 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5539 * predict.c (struct block_info_def): Remove nvisited.
5540 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5541 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5543 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
5544 (ix86_adjust_cost): Teach scheduler that latency to load operand can
5547 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
5549 * predict.def: Update hitrates.
5551 2001-08-15 Richard Henderson <rth@redhat.com>
5553 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
5555 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
5557 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
5558 note from its associated jump.
5560 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5562 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
5563 also on 64-bit s390x targets.
5565 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
5567 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
5569 (arm_expand_prologue): Handled nested functions which take a
5570 variable argument list.
5571 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
5572 macro with an invocation of
5573 arm_compute_initial_elimination_offset.
5574 * config/arm/arm-protos.h: Prototype
5575 arm_compute_initial_elimination_offset.
5577 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5579 * doc/install.texi (Specific, avr): Fix markup.
5580 (Specific, c4x): Ditto.
5582 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5584 * predict.c (dump_prediction): Change `bool' parameter to `int'.
5586 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
5588 * Makefile.in (OBJS): Add rtl-error.o
5589 (rtl-error.o): New rule.
5590 (diagnostic.o): Adjust dependency.
5591 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
5592 error_for_asm, _fatal_insn, _fatal_insn_not_found,
5593 warning_for_asm): Move to...
5594 rtl-error.c: ...here. New file.
5596 2001-08-14 Richard Henderson <rth@redhat.com>
5598 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
5599 if USING_SJLJ_EXCEPTIONS.
5601 2001-08-14 Steve Ellcey <sje@cup.hp.com>
5603 * tlink.c (scan_linker_output): Check string for unsatisfied in
5604 addition to undefined and unresolved.
5606 2001-08-14 Graham Stott <grahams@redhat.com>
5608 * libgcc2.c (*): Replace EH_FRAME_SECTION with
5609 EH_FRAME_SECTION_NAME.
5611 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5613 * genattrtab.c (simplify_test_exp_in_temp): New function.
5614 (simplify_test_exp): Avoid explicit use of temporary obstack.
5615 (simplify_cond, insert_right_side, evaluate_eq_attr,
5616 simplify_and_tree, simplify_or_tree, eliminate_known_true):
5617 Use simplify_test_exp_in_temp.
5618 (optimize_attrs): Iterate until expression stabilizes.
5620 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
5622 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
5623 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
5625 2001-08-13 Richard Henderson <rth@redhat.com>
5627 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
5628 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
5629 * config/arm/conix-elf.h: Likewise.
5631 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5633 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
5635 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5637 * gcse.c (hash_scan_set): Expressions that are set as part of
5638 jump instructions are not available.
5640 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5642 * config/s390/s390.c (print_operand, s390_function_prologue,
5643 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
5645 2001-08-13 Richard Henderson <rth@redhat.com>
5647 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
5648 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
5649 * doc/tm.texi (Exception Region Output): Document it.
5651 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5653 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
5654 DWARF2 instead of stabs by default.
5656 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5658 * config/rs6000/rs6000.c: Include optabs.h.
5660 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5662 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
5663 save/restore routines.
5664 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
5666 2001-08-13 Andreas Jaeger <aj@suse.de>
5668 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
5669 the english is correct.
5671 2001-08-13 Zack Weinberg <zackw@panix.com>
5673 * expr.h: Split out optab- and libfunc-related code to...
5674 * optabs.h, libfuncs.h: ... these new headers.
5676 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
5678 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
5680 * mkconfig.sh: Don't include insn-codes.h from config.h.
5682 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
5683 enum insn_code is available. Move reload_in_optab and
5684 reload_out_optab array declarations to optabs.h.
5685 * regmove.c (gen_add3_insn): Move to optabs.c, export from
5686 there, prototype in expr.h.
5687 * gencodes.c: Cleanup: zap global variables, don't use
5688 printf where puts will do, don't bother defining MAX_INSN_CODE
5689 which nothing uses, let CODE_FOR_nothing get its value implicitly.
5691 * genemit.c, genopinit.c: Include optabs.h in generated file.
5692 * genoutput.c: Include insn-codes.h in generated file.
5693 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
5694 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
5695 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
5696 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
5697 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
5698 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
5700 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
5701 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
5702 config/m88k/m88k.c, config/sparc/sparc.c:
5704 * reload.c: Include expr.h and optabs.h before reload.h.
5705 * config/alpha/alpha.c: Include tree.h before reload.h.
5706 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
5707 and reload.h in that order.
5708 * config/sparc/sparc.c: Include debug.h.
5709 * recog.c: Include insn-codes.h.
5711 2001-08-13 Andreas Jaeger <aj@suse.de>
5713 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
5716 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
5718 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
5719 * gcc.c (init_spec): Fix typo in comment.
5720 * varasm.c (data_section): Fix typo in comment.
5722 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
5724 * predict.c (dump_prediction): New argument "USED".
5725 (combine_predictions_for_insn): Determine the used heuristics,
5726 output the case no heuristic applied.
5727 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
5729 2001-08-13 Andreas Jaeger <aj@suse.de>
5731 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
5734 2001-08-13 Kazu Hirata <kazu@hxi.com>
5736 * jump.c: Fix formatting.
5738 2001-08-13 Kazu Hirata <kazu@hxi.com>
5740 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
5743 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
5745 * loop.c (check_dbra_loop): Use condjump_label to compute
5748 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
5749 to better document the files they're in.
5751 2001-08-12 Zack Weinberg <zackw@panix.com>
5753 * recog.h (struct insn_operand_data): Shrink 'mode' field
5756 2001-08-12 Kazu Hirata <kazu@hxi.com>
5758 * gcc.c: Fix comment formatting.
5759 * gccspec.c: Likewise.
5762 * genemit.c: Likewise.
5763 * gengenrtl.c: Likewise.
5764 * genrecog.c: Likewise.
5765 * gensupport.c: Likewise.
5766 * ggc-page.c: Likewise.
5767 * global.c: Likewise.
5768 * graph.c: Likewise.
5769 * ifcvt.c: Likewise.
5770 * integrate.c: Likewise.
5772 * libgcc2.c: Likewise.
5774 * mbchar.c: Likewise.
5775 * optabs.c: Likewise.
5776 * predict.c: Likewise.
5777 * prefix.c: Likewise.
5778 * profile.c: Likewise.
5779 * protoize.c: Likewise.
5781 * recog.c: Likewise.
5782 * regclass.c: Likewise.
5783 * regmove.c: Likewise.
5784 * reg-stack.c: Likewise.
5785 * reload1.c: Likewise.
5786 * resource.c: Likewise.
5787 * rtlanal.c: Likewise.
5790 2001-08-12 Kazu Hirata <kazu@hxi.com>
5792 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
5793 a tree representing a constant is passed to the macro.
5795 2001-08-12 Richard Henderson <rth@redhat.com>
5797 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
5798 (rs6000_elf_asm_out_destructor): New.
5799 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
5800 (DTORS_SECTION_ASM_OP): Remove.
5801 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5802 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
5804 2001-08-12 David Edelsohn <edelsohn@gnu.org>
5807 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5808 * gcc.c (set_collect_gcc_options): New function, split out from
5810 Ignore elided switches.
5811 (do_spec_1): Invoke before executing command.
5812 (set_input): Export.
5813 Move declaration ...
5814 * gcc.h (set_input): ... here.
5815 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5818 2001-08-12 Richard Henderson <rth@redhat.com>
5820 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
5821 thinko wrt TARGET_RELOCATABLE.
5823 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
5825 * fix-header.c (cb_file_change): Update prototype.
5827 2001-08-11 Zack Weinberg <zackw@panix.com>
5829 * toplev.c (set_float_handler): Make static.
5830 * toplev.h: Don't prototype set_float_handler.
5832 * simplify-rtx.c: Don't include setjmp.h.
5833 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
5835 (simplify_unary_operation, simplify_binary_operation): Use them,
5836 via do_float_handler.
5838 * fold-const.c: Don't include setjmp.h.
5839 (exact_real_inverse_1): New function.
5840 (exact_real_inverse): Use it, via do_float_handler.
5842 * varasm.c: Don't include setjmp.h.
5843 (assemble_real_1): New function.
5844 (assemble_real): Use it, via do_float_handler.
5845 Call internal_error if we get a trap here.
5847 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
5848 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
5850 2001-08-11 Zack Weinberg <zackw@panix.com>
5852 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
5853 STACK_BOUNDARY if not already defined.
5855 * calls.c, function.c, reload1.c, explow.c: Don't default
5856 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
5857 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
5859 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
5862 * doc/tm.texi: Document that STACK_BOUNDARY is required;
5863 clarify difference between it and PREFERRED_STACK_BOUNDARY.
5865 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5867 * cppmacro.c (enter_macro_context): Push macro expansions even
5870 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5872 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
5873 (rs6000_elf_section_type_flags): Actually return a value.
5875 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5877 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
5878 Clean up code: add missing comments and prototypes, fix warnings,
5879 remove obsolete code, fix spacing to conform to coding style.
5881 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5883 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
5884 and TARGET_ASM_CLOSE_PAREN.
5885 (regclass_map): CC register belongs to class NO_REGS.
5886 (legitimize_pic_address): Don't generate unnecessary moves
5887 (to avoid confusing loop optimization).
5888 (check_and_change_labels): Replace jump_long by indirect_jump.
5889 (s390_final_chunkify): Don't start a new literal pool on section
5890 switch in 64-bit code.
5891 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
5893 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
5894 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
5895 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
5897 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
5898 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
5899 (CONST_COSTS): Fixed incorrect costs.
5901 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
5902 Use emit_jump instead of emit_jump_insn (gen_jump).
5903 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
5904 (to avoid confusing flow analysis).
5905 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
5906 (casesi, casesi_jump): New.
5907 (jump_long): Removed. Functionality merged into indirect_jump.
5908 (indirect_jump): Accept address_operand, not just register_operand.
5909 (cjump_long, icjump_long): Use same logic as indirect_jump.
5910 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
5911 Fixed broken setjmp/longjmp handling.
5912 (do_builtin_setjmp_setup): Removed.
5914 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
5915 broken GNU as versions that don't accept .quad with large
5916 negative values. Use hexadecimal output instead.
5917 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
5918 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
5919 FUNCTION_EPILOGUE): Removed. Now in targetm.
5921 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
5923 * config/s390/fixdfdi.h: Add missing copyright statement.
5924 Fix type conflicts on 64-bit. Add missing SFmode routines.
5926 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
5929 2001-08-11 Richard Henderson <rth@redhat.com>
5931 * rtl.h (REG_EH_RETHROW): Remove.
5932 * rtl.c (reg_note_name): Update.
5933 * combine.c (distribute_notes): Don't check for it.
5935 2001-08-11 Richard Henderson <rth@redhat.com>
5937 * combine.c (distribute_notes): Place REG_SETJMP.
5939 2001-08-11 Richard Henderson <rth@redhat.com>
5941 * doc/extend.texi (Arrays and pointers implementation): Discourage
5942 relying on sign-extension of pointers.
5944 2001-08-11 H.J. Lu <hjl@gnu.org>
5946 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
5948 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
5949 RDATA_SECTION_ASM_OP.
5951 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5953 * doc/install.texi (Specific, c4x): Fix cross-reference to the
5954 main manual to work both for info and HTML versions.
5956 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5957 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5959 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
5960 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
5961 (struct cpp_pool): New member first.
5962 * cppinit.c (append_include_chain): Plug memory leaks.
5963 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
5964 Allocate pragma structures from the (aligned) macro pool to
5965 avoid leaking memory.
5966 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
5967 so we don't leak memory.
5968 * hashtable.c (ht_destroy): New.
5969 * hashtable.h (ht_destroy): New.
5971 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5972 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5974 * c-lex.c (map): Make const.
5975 (cb_file_change): Update for callback passing a line map.
5976 Don't assume we have a previous map. Remove sanity check
5977 about popping too many files.
5978 * cpperror.c (print_location): Make map const.
5979 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
5980 (cpp_make_system_header): Similarly.
5981 (search_from): Similarly.
5982 (_cpp_execute_include): Don't remember where we came from.
5983 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
5984 (struct cpp_reader): Make map const.
5985 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
5986 * cpplib.c (do_line): Update; line maps now hold sysp.
5987 (cpp_push_buffer): Similarly.
5988 (_cpp_do_file_change): Similarly; callback with map instead.
5989 (cpp_get_line_maps): Constify return value.
5990 (_cpp_pop_buffer): Update.
5991 * cpplib.h (struct cpp_file_change): Remove.
5992 (struct cpp_callbacks): Update.
5993 (cpp_get_line_maps): Constify return value.
5994 * cppmacro.c (_cpp_create_definition): Update.
5995 * cppmain.c (struct printer): Constify map.
5996 (maybe_print_line): Similarly.
5997 (print_line): Similarly. Deduce flags 1 and 2 here.
5998 (cb_file_change): Update.
5999 * line-map.c (free_line_maps): Warn regardless.
6000 (add_line_map): Return pointer to const. When passed NULL to_file
6001 with LC_LEAVE, use the obvious values for the return point so the
6002 caller doesn't have to figure them out.
6003 (lookup_line): Return pointer to const.
6004 (print_containing_files): Take pointer to const.
6005 * line-map.h (struct line_map): New members reason, sysp.
6006 (add_line_map): Return pointer to const.
6007 (lookup_line): Similarly.
6008 (print_containing_files): Take pointer to const.
6010 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
6011 Richard Henderson <rth@redhat.com>
6013 * regmove.c (regmove_optimize): Avoid setting a register twice in
6016 2001-08-10 Richard Henderson <rth@redhat.com>
6018 * doc/extend.texi (Arrays and pointers implementation): Document
6019 behavior of pointer/integer conversion.
6021 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
6023 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
6025 2001-08-10 Richard Henderson <rth@redhat.com>
6027 * doc/extend.texi (C Implementation): New chapter.
6028 * doc/gcc.texi (Top): Link it in.
6030 2001-08-10 Andrew Cagney <ac131313@redhat.com>
6032 * doc/install.texi (Specific): Fix CVS merge botch.
6034 2001-08-10 Richard Henderson <rth@redhat.com>
6036 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
6037 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
6039 2001-08-10 Zack Weinberg <zackw@stanford.edu>
6041 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
6042 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
6043 this macro is now required.
6045 * cselib.c (cselib_process_insn), flow.c (propagate_block),
6046 loop.c (find_and_verify_loops), reload.c (reload): Check
6047 for rtx code of CALL_INSN, not CALL, when deciding if we
6048 need to check for REG_SETJMP note.
6050 * gcse.c (compute_hash_table, compute_store_table): Update
6051 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
6054 * config/avr/avr.c: Fix typo.
6055 * config/convex/convex.c (expand_movstr): Use adjust_address.
6056 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
6058 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
6059 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
6061 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
6062 Do define STACK_BOUNDARY.
6063 * config/i370/i370.c: Include expr.h.
6064 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
6065 config/pa/som.h, config/v850/v850.h: Take in_ctors and
6066 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
6067 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
6068 * config/m88k/m88k.c: Include c-tree.h after expr.h.
6069 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
6070 * config/romp/romp.c: Include expr.h after tree.h.
6072 (output_fpop): Use xmalloc, not oballoc.
6073 * config/we32k/we32k.c: Include expr.h.
6075 2001-08-10 Kazu Hirata <kazu@hxi.com>
6077 * config/h8300/h8300.h: Fix formatting.
6079 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
6081 * c-common.h (RETURN_NULLIFIED_P): Lose.
6082 * c-semantics.c (genrtl_return_stmt): Don't check it.
6084 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6086 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
6087 (mips_annotate_frame_insn): New function.
6088 (mips_emit_frame_related_store): New function.
6089 (save_restore_insns): Don't mark instructions that set up the base
6090 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
6091 the store instructions instead.
6092 (mips_expand_prologue): If the stack size is moved into a temporary
6093 register, do not mark that move as frame-related. Add a
6094 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
6096 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6098 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
6099 stack slot as unchanging if current_function_calls_eh_return.
6101 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6103 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
6104 access the second half of the TFmode scratch operand.
6106 2001-08-10 Anthony Green <green@redhat.com>
6108 * java/class.c (emit_register_classes): Conditionalize code on
6111 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6113 * doc/install.texi (Specific, avr): Fix cross-reference to the
6114 main manual to work both for info and HTML versions.
6116 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
6118 * stmt.c (expand_null_return_1): Remove code to generate simple returns
6119 and "use_goto" argument.
6120 (expand_null_return, expand_value_return): Update all callers.
6121 * function.c (expand_function_end): Remove code to generate simple
6123 * config/vax/vax.md (epilogue): New expander for function return.
6124 * doc/md.texi (epilogue): Remove "if defined".
6126 2001-08-09 Zack Weinberg <zackw@stanford.edu>
6128 * Makefile.in: Partially revert my previous change:
6129 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
6130 of the hashtab.o and safe-ctype.o rules.
6132 2001-08-09 Richard Henderson <rth@redhat.com>
6134 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
6135 (USE_COLLECT2): Remove duplicate definition.
6136 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
6137 (use_collect2): Remove dead code.
6138 * configure.in (use_collect2): Remove will_use_collect2 and
6139 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
6140 * configure: Rebuild.
6142 * target.h (targetm.asm_out.constructor): New.
6143 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
6144 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
6145 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
6146 * varasm.c (in_ctors, in_dtors): New.
6147 (assemble_constructor, assemble_destructor): Remove.
6148 (default_stabs_asm_out_destructor): New.
6149 (default_named_section_asm_out_destructor): New.
6150 (dtors_section, default_dtor_section_asm_out_destructor): New.
6151 (default_stabs_asm_out_constructor): New.
6152 (default_named_section_asm_out_constructor): New.
6153 (ctors_section, default_ctor_section_asm_out_constructor): New.
6154 * output.h: Update declarations.
6155 * c-decl.c (c_expand_body): Use target hooks instead of
6156 assemble_constructor and assemble_destructor.
6157 * profile.c (output_func_start_profiler): Likewise.
6158 * objc/objc-act.c (finish_objc): Likewise.
6159 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
6160 for the constructor.
6161 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
6163 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
6164 (DTORS_SECTION_ASM_OP): Likewise.
6165 (__CTOR_LIST__): Use attribute section when possible.
6166 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
6168 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
6169 ASM_OUTPUT_CONSTRUCTOR.
6171 * config/darwin.c (machopic_asm_out_constructor): New.
6172 (machopic_asm_out_destructor): New.
6173 * config/darwin-protos.h: Update declarations.
6174 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6175 (ASM_OUTPUT_DESTRUCTOR): Remove.
6176 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6177 * config/nextstep.c (nextstep_asm_out_constructor): New.
6178 (nextstep_asm_out_destructor): New.
6179 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6180 (ASM_OUTPUT_DESTRUCTOR): Remove.
6181 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6182 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
6183 ASM_OUTPUT_*STRUCTOR.
6184 * config/i386/aix386ng.h: Likewise.
6186 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
6187 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
6188 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
6189 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6190 * config/lynx.h: Likewise.
6191 * config/netware.h: Likewise.
6192 * config/psos.h: Likewise.
6193 * config/alpha/alpha-interix.h: Likewise.
6194 * config/alpha/elf.h: Likewise.
6195 * config/arc/arc.h: Likewise.
6196 * config/arm/aof.h: Likewise.
6197 * config/arm/coff.h: Likewise.
6198 * config/arm/elf.h: Likewise.
6199 * config/c4x/c4x.h: Likewise.
6200 * config/h8300/h8300.h: Likewise.
6201 * config/i386/cygwin.h: Likewise.
6202 * config/i386/djgpp.h: Likewise.
6203 * config/i386/i386-coff.h: Likewise.
6204 * config/i386/i386-interix.h: Likewise.
6205 * config/i386/sco5.h: Likewise.
6206 * config/i386/vsta.h: Likewise.
6207 * config/i386/win32.h: Likewise.
6208 * config/i960/i960-coff.h: Likewise.
6209 * config/ia64/sysv4.h: Likewise.
6210 * config/m68hc11/m68hc11.h: Likewise.
6211 * config/m68k/coff.h: Likewise.
6212 * config/m68k/mot3300.h: Likewise.
6213 * config/m88k/m88k.h: Likewise.
6214 * config/mcore/mcore-pe.h: Likewise.
6215 * config/mcore/mcore.h: Likewise.
6216 * config/mips/elf.h: Likewise.
6217 * config/mips/elf64.h: Likewise.
6218 * config/mips/iris6.h: Likewise.
6219 * config/pa/pa64-hpux.h: Likewise.
6220 * config/rs6000/sysv4.h: Likewise.
6221 * config/sh/sh.h: Likewise.
6222 * config/sparc/litecoff.h: Likewise.
6224 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
6225 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
6226 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6227 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6228 (ASM_OUTPUT_DESTRUCTOR): Remove.
6229 * config/a29k/a29k.c: Move include of tree.h.
6230 * config/a29k/udi.h: Delete file.
6231 * config/alpha/alpha.c (vms_asm_out_constructor): New.
6232 (vms_asm_out_destructor): New.
6233 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
6234 (EXTRA_SECTION_FUNCTIONS): Likewise.
6235 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6236 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6237 * config/c4x/c4x.c: Move include of tree.h.
6238 * config/clipper/clipper.c (clix_asm_out_constructor): New.
6239 (clix_asm_out_destructor): New.
6240 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6241 (ASM_OUTPUT_DESTRUCTOR): Remove.
6242 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6243 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6244 (TARGET_ASM_CONSTRUCTOR): New.
6245 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
6246 (sco_asm_out_constructor): New.
6247 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
6248 * config/i386/svr3gas.h: Remove stack grows up code.
6249 Remove code duplicated from i386/sysv3.h.
6250 (TARGET_ASM_CONSTRUCTOR): New.
6251 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6252 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
6253 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6254 (TARGET_ASM_CONSTRUCTOR): New.
6255 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
6256 (m68hc11_asm_out_destructor): New.
6257 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
6258 (TARGET_ASM_DESTRUCTOR): New.
6259 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
6260 * config/m68k/dpx2.h: Properly undef all the bits inherited from
6261 config/svr3.h pertaining to section manipulation.
6262 * config/m68k/dpx2g.h: Remove #if 0 code.
6263 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
6264 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
6265 (ASM_OUTPUT_CONSTRUCTOR): Remove.
6266 (TARGET_ASM_CONSTRUCTOR): New.
6267 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
6268 (m88k_svr3_asm_out_constructor): New.
6269 (m88k_svr3_asm_out_destructor): New.
6270 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6271 (ASM_OUTPUT_DESTRUCTOR): Remove.
6272 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6273 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
6274 * config/rs6000/aix.h: Likewise.
6275 * config/mips/rtems64.h: Don't undef removed constructor related bits.
6276 * config/mips/vxworks.h: Likewise.
6277 * config/rs6000/lynx.h: Likewise.
6278 * config/sh/elf.h: Likewise.
6279 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
6280 (DTORS_SECTION_ASM_OP): New.
6281 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6282 (ASM_OUTPUT_DESTRUCTOR): Remove.
6283 * config/sparc/sol2-sld-64.h: Likewise.
6284 * config/vax/vax.c (vms_asm_out_constructor): New.
6285 (vms_asm_out_destructor): New.
6286 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6287 (ASM_OUTPUT_DESTRUCTOR): Remove.
6288 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6290 * doc/tm.texi (@node Initialization): Update.
6292 2001-08-09 Richard Henderson <rth@redhat.com>
6294 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
6295 (__do_global_dtors_aux): Use gp-relative static data to avoid
6296 one dynamic relocation.
6297 (__do_frame_setup): Register Java classes.
6298 * config/alpha/crtend.asm (__JCR_END__): New.
6300 2001-08-09 Zack Weinberg <zackw@stanford.edu>
6302 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
6303 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
6304 (GEN, STAGESTUFF): Add new files.
6305 (insn-constants.h, s-constants, tm-preds.h, s-preds,
6306 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
6307 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
6308 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
6309 as well as insn-codes.h and insn-flags.h in config.h; and no
6310 extra headers in tconfig.h and hconfig.h.
6312 * gencodes.c: Eliminate code to generate predicate declarations
6313 or #defines for md-file constants.
6314 * genconstants.c, genpreds.c: New files.
6316 * i386.md: Re-order guard expressions such that TARGET_64BIT
6317 comes first, when this permits better optimization. Add
6318 TARGET_64BIT to more x86-64 patterns. Add comment explaining
6319 why this is desirable.
6321 2001-08-09 Jakub Jelinek <jakub@redhat.com>
6323 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
6324 (find_fde_for_dso): Remove.
6325 (_Unwind_IteratePhdrCallback): New.
6326 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
6327 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
6329 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6331 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
6332 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
6334 2001-08-09 Graham Stott <grahams@redhat.com>
6336 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
6337 (vis_no_unit): Use it.
6338 (visualize_no_unit): Add the insn only if room exists.
6340 2001-08-09 Graham Stott <grahams@redhat.com>
6342 * predict.c (estimate_probability): Replace magic numbers with
6343 appropriate enumeration.
6345 2001-08-09 Graham Stott <grahams@redhat.com>
6347 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
6349 (EXTRACT_FLAGS): Likewise.
6351 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
6353 * config/mips/mips.c (mips_legitimate_address_p): Check for
6354 CONST_INT in last patch.
6356 2001-08-08 Anthony Green <green@redhat.com>
6358 * java/class.c (emit_register_classes): Use assemble_jcr if
6359 possible. Keep the original mechanism as a fallback.
6360 * defaults.h (JCR_SECTION_NAME): Define if we have named section
6361 and weak symbol support.
6362 * crtstuff.c (__JCR_LIST__): Define.
6363 (__JCR_END__): Define.
6364 (_Jv_RegiserClasses): Define weak symbol if possible.
6365 (__do_global_ctors_aux): Register classes for ELF targets with
6366 weak symbol support.
6368 2001-08-08 Kazu Hirata <kazu@hxi.com>
6370 * dbxout.c: Fix comment formatting.
6371 * dependence.c: Likewise.
6373 * diagnostic.c: Likewise.
6374 * dominance.c: Likewise.
6375 * doprint.c: Likewise.
6376 * dwarf2out.c: Likewise.
6377 * dwarfout.c: Likewise.
6378 * emit-rtl.c: Likewise.
6379 * except.c: Likewise.
6380 * explow.c: Likewise.
6381 * expmed.c: Likewise.
6384 * fold-const.c: Likewise.
6385 * function.c: Likewise.
6387 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6389 * global.c (retry_global_alloc): Avoid shadowing allocno.
6391 2001-08-08 Mark Mitchell <mark@codesourcery.com>
6393 * except.c (remove_fixup_regions): Fix typo.
6395 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
6397 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
6398 unsigned HOST_WIDE_INT to avoid warning.
6399 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
6400 * flow.c (set_block_for_new_insns): Likewise.
6402 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
6404 * sibcall.c (return_value_pseudo): New static variable.
6405 (skip_copy_to_return_value): Handle return_value_pseudo.
6406 (call_ends_block_p): Ensure that return_value_pseudo is set.
6407 (optimize_sibling_and_tail_recursive_call): Discover the
6408 load of pseudo return value in alternate exit block.
6410 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6412 * calls.c (ECF_ALWAYS_RETURN): New constant.
6413 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
6414 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
6415 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
6416 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
6417 * rtl.c (reg_note_name): New name.
6418 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
6420 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
6422 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
6424 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
6426 * alias.c (get_alias_set): Return a previously calculated
6427 alias set for a VAR_DECL.
6428 * function.c (gen_mem_addressof): Calculate the alias set before
6431 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
6433 * predict.def: Set hitrates according our experimental run.
6435 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
6437 * i386.h (HARD_REGNO_RENAME_OK): New macro.
6439 2001-08-08 H.J. Lu <hjl@gnu.org>
6441 * config/mips/mips.c (mips_unique_section): New. Copied from
6444 * config/mips/mips-protos.h (mips_unique_section): New
6447 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
6449 * config/mips/little.h: New. Generic little endian mips
6450 targets. Only mips*-*-linux* is converted to use it so far.
6452 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
6453 (WCHAR_TYPE): Defined
6454 (WCHAR_TYPE_SIZE): Likewise.
6455 (INIT_SUBTARGET_OPTABS): Likewise.
6456 (BSS_SECTION_ASM_OP): Likewise.
6457 (SBSS_SECTION_ASM_OP): Likewise.
6458 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
6459 (ASM_DECLARE_OBJECT_NAME): Likewise.
6460 (UNIQUE_SECTION): Likewise.
6461 (EXTRA_SECTIONS): Likewise.
6462 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
6463 (ASM_OUTPUT_DESTRUCTOR): Likewise.
6464 (ASM_OUTPUT_DEF): Likewise.
6465 (HANDLE_SYSV_PRAGMA): Removed.
6466 (NO_IMPLICIT_EXTERN_C): Likewise.
6467 (TARGET_MEM_FUNCTIONS): Likewise.
6468 (STARTFILE_SPEC): Likewise.
6469 (ENDFILE_SPEC): Likewise.
6470 (LIB_SPEC): Likewise.
6471 (INVOKE__main): Likewise.
6472 (CTOR_LIST_BEGIN): Likewise.
6473 (CTOR_LIST_END): Likewise.
6474 (DTOR_LIST_BEGIN): Likewise.
6475 (DTOR_LIST_END): Likewise.
6476 (SET_ASM_OP): Likewise.
6477 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6478 (ASM_OUTPUT_DEF): Likewise.
6479 (ASM_OUTPUT_IDENT): Likewise.
6481 * config/mips/mips.h (ASM_SPEC): Undefine before define.
6482 (CPLUSPLUS_CPP_SPEC): Likewise.
6483 (ASM_APP_ON) Redefine only if not defined.
6484 (ASM_APP_OFF): Likewise.
6485 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6486 (ASM_OUTPUT_IDENT): Likewise.
6488 * config.gcc: Update tm_file for Linux/mips.
6490 2001-08-08 Bernd Schmidt <bernds@redhat.com>
6492 * cselib.c (cselib_record_sets): If insn is predicated, turn
6493 sources into IF_THEN_ELSEs.
6495 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
6496 Turn into define_insn_and_split.
6498 * sched-deps.c: Include "cselib.h".
6499 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
6500 Use cselib to turn memory addresses into VALUEs.
6501 (sched_analyze): Call cselib_init/cselib_finish if necessary.
6502 * sched-int.h (struct sched_info): New member USE_CSELIB.
6503 * sched-ebb.c (ebb_sched_info): Initialize it.
6504 * sched-rgn.c (rgn_sched_info): Likewise.
6505 * Makefile.in (sched-deps.o): Update dependencies.
6507 * cselib.h (cselib_subst_to_values): Declare.
6508 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
6509 that have no value and autoincs to be handled by generating a new
6512 2001-08-08 Graham Stott <grahams@redhat.com>
6514 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
6515 within fixed length SEQUENCE.
6517 2001-08-08 Graham Stott <grahams@redhat.com>
6519 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
6520 (diagnostic_prefixing_rule): Likewise.
6521 (diagnostic_line_cutoff): Likewise.
6522 (diagnostic_kind_count): Likewise.
6524 2001-08-08 Graham Stott <grahams@redhat.com>
6526 * alias.c (find_base_decl): Delete redundent assignment.
6528 2001-08-08 Graham Stott <grahams@redhat.com>
6530 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
6531 (abs): Uppercase and paranthesize macro parameter.
6532 (MEM_DEPENDENCY): Add whitespace.
6534 2001-08-08 Graham Stott <grahams@redhat.com>
6536 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
6537 failure check for CONST_INT
6539 2001-08-08 Graham Stott <grahams@redhat.com>
6541 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
6542 (libcall_dead_p): Likewise.
6544 (mark_used_regs): Constify fmt.
6545 (find_use_as_address): Likewise.
6547 2001-08-08 Graham Stott <grahams@redhat.com>
6549 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
6552 2001-08-08 Graham Stott <grahams@redhat.com>
6554 * combine.c (combine_simplify_rtx): Update comment and
6555 remove erroneous test.
6557 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6559 * cppinit.c (cpp_finish): Pop the final buffer without comment.
6560 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
6561 take care to avoid multiple no-newline at EOF warnings in that
6564 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
6566 * calls.c (expand_call): Do not emit INSN_SETJMP note.
6567 (emit_library_call_value_1): Likewise.
6568 (emit_call_1): Emit REG_SETJMP note.
6569 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
6571 * cselib.c (cselib_process_insn): Likewise.
6572 * flow.c (propagate_block): Likewise.
6573 * loop.c (find_and_verify_loops): Likewise.
6574 * reload.c (find_equiv_regs): Likewise.
6575 * reload1.c (reload): Likewise.
6576 * resource.c (mark_referenced_resources,
6577 mark_set_resources): Likewise.
6578 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
6579 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
6580 * haifa-sched.c (unlink_other_notes): Likewise.
6581 (reemit_notes): Likewise.
6582 * sched-ebb.c (sched_ebb): Likewise.
6583 * sched-rgc.c (sched_region): Likewise.
6584 * rtl.c (note_insn_name): Likewise.
6585 (reg_note_name): Add REG_SETJMP
6586 * rtl.h (reg_note): Add REG_SETJMP.
6587 (insn_note): Remove NOTE_INSN_SETJMP.
6589 * profile.c (branch_prob): Add fake edges for setjmp.
6591 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
6593 * config.gcc: Quote target_cpu_default2 correctly for
6594 powerpc*-*-* targets.
6596 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6598 * cpplib.h, line-map.h: Update comments.
6599 * cppmain.c (printer_init): Move inline.
6600 (maybe_print_line, print_line): Take a map pointer.
6601 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
6602 (cb_file_change): Don't use prior value of print.map.
6604 2001-08-07 David Edelsohn <edelsohn@gnu.org>
6606 * doc/install.texi: Document fine-grained multilib configuration.
6608 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6610 * rtlanal.c (find_first_parameter_load): Call note_stores
6611 only on the instructions.
6613 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6615 * alias.c (nonlocal_mentioned_p):
6616 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
6617 * calls.c (emit_call_1): Likewise.
6618 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
6619 * cselib.c (cselib_process_insn): Likewise.
6620 * df.c (df_insns_modify): Likewise.
6621 * flow.c (need_fake_edge_p): Likewise.
6622 (propagate_one_insn): Likewise.
6623 * haifa-sched.c (reemit_notes): Likewise.
6624 * integrate.c (copy_insn_list): Likewise.
6625 * jump.c (delete_prior_computation): Likewise.
6626 * local-alloc.c (validate_equiv_mem): Likewise.
6627 * loop.c (scan_loop): Likewise.
6628 * predict.c (estimate_probability): Likewise.
6629 * reload.c (reload): Likewise.
6630 * sched-deps (sched_analyze): Likewise.
6631 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
6632 * gcse.c (compute_hash_table): Likewise.
6633 (mark_call): Likewise.
6634 (store_killed_in_insn): Likewise.
6636 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
6638 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
6640 2001-08-06 Richard Henderson <rth@redhat.com>
6642 * varasm.c (assemble_gc_entry): Remove.
6643 * output.h: Likewise.
6645 2001-08-06 Richard Henderson <rth@redhat.com>
6647 * varasm.c (assemble_constructor): Take a symbol_ref and a
6648 priority instead of a bare string. Move priority handling
6649 here from cp/decl2.c.
6650 * output.h: Update decls.
6652 * c-decl.c (c_expand_body): Update calls to assemble_constructor
6653 and assemble_destructor.
6654 * profile.c (output_func_start_profiler): Likewise.
6655 * objc/objc-act.c (finish_objc): Likewise.
6656 (build_module_descriptor): Return the symbol not the symbol name.
6658 2001-08-06 David Edelsohn <edelsohn@gnu.org>
6660 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
6661 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
6662 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
6663 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
6664 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
6665 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
6667 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6669 * cpperror.c (print_containing_files): Moved to line-map.c.
6670 (print_location): line-map.c handles re-listing or otherwise.
6671 * cpphash.h (struct lexer_state): Remove next_bol.
6672 (struct cpp_buffer): Remove include_stack_listed.
6673 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
6674 Remove faked buffer handling.
6675 (_cpp_do_file_change): Tweak.
6676 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
6677 * cppmain.c (struct printer): Remove filename.
6678 (print_line, cb_file_change): Update accordingly.
6679 * line-map.c: Include intl.h.
6680 (init_line_maps): Initialize last_listed.
6681 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
6682 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
6683 (print_containing_files): New.
6684 * line-map.h (struct line_maps): New member last_listed.
6685 (print_containing_files, INCLUDED_FROM): New.
6686 * Makefile.in: Update.
6687 * po/POTFILES.in: Add line-map.c.
6689 2001-08-06 Richard Henderson <rth@redhat.com>
6691 * except.c (convert_from_eh_region_ranges_1): Never mark
6692 USE or CLOBBER insns as throwing.
6694 * expr.c (store_constructor): Don't clobber memory targets.
6696 2001-08-06 Andreas Jaeger <aj@suse.de>
6698 * profile.c (branch_prob): Remove unused variable insn.
6700 * Makefile.in (local-alloc.o): Add dependency on except.h.
6702 * local-alloc.c: Include except.h for can_throw_internal prototype.
6704 2001-08-06 Richard Henderson <rth@redhat.com>
6706 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
6707 * function.c (expand_main_function): Implement it.
6708 * doc/tm.texi: Document it.
6710 2001-08-06 Stan Shebs <shebs@apple.com>
6712 * doc/install.texi: Document powerpc-*-darwin* details.
6714 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
6716 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
6717 (ASM_CPU_SPEC): Move back to rs6000.h
6718 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
6720 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
6722 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
6725 * config/rs6000/linux64.h: Ditto.
6727 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6728 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
6731 Remove accidently readded definitions of FUNCTION_PROLOGUE,
6732 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
6734 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6737 2001-08-05 Richard Henderson <rth@redhat.com>
6739 * local-alloc.c (update_equiv_regs): Do not move insns that
6742 2001-08-05 Jan Hubicka <jh@suse.cz>
6744 * Makefile.in (reload1.o): Add dedendancy on except.h
6745 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
6747 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
6748 indicating wehther edges has been cleaned up.
6749 * reload1.c: Inlucde except.h
6750 (fixup_abnormal_edges): Accept deleted insns.
6751 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
6754 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6756 * cpplib.c (do_line): Correct line number after pop_buffer.
6758 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6760 PR preprocessor/3824
6761 * line-map.c: Update comments.
6762 * line-map.h: Update comments.
6763 * tradcif.y: Don't consider large numbers unsigned.
6765 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6767 PR preprocessor/3081
6768 * c-lex.c (map): New.
6769 (cb_file_change): Update map and use it.
6770 (cb_def_pragma, cb_define, cb_undef): Use map and line.
6771 (c_lex): Update to use map.
6772 * cpperror.c (print_location): Move to using logical line numbers.
6773 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
6774 (cpp_make_system_header): Similarly.
6775 (_cpp_execute_include): Stop line numbering hacks. Store the
6776 line we will return to.
6777 * cpphash.h (CPP_BUF_LINE): Remove.
6778 (struct cpp_buffer): Remove lineno and pseudo_newlines.
6779 Add map and return_to_line.
6780 (_cpp_do_file_change): Update.
6781 * cppinit.c (cpp_start_read): Update line kludge.
6782 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
6783 (trigraph_ok): Use logical line numbers for diagnostics.
6784 (skip_block_comment): Likewise.
6785 (skip_whitespace): Likewise.
6786 (skip_line_comment): Use pfile->line instead.
6787 (_cpp_lex_token): Update to use logical line numbering exclusively.
6788 Handle BOL locally. Accept new lines in directives, but keep
6789 pfile->line decremented. Diagnostics use logical lines. Update
6791 * cpplib.c (SEEN_EOL): New.
6792 (skip_rest_of_line, check_eol): Use it.
6793 (end_directive): Increase line number when accepting the newline
6794 at the end of a directive.
6795 (run_directive): Simplify.
6796 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
6797 (_cpp_do_file_change): Update to take buffer line number as an
6798 argument, and store the current map in the cpp_reader. Remove
6799 line number kludges.
6800 (_cpp_do__Pragma): Restore output position after a _Pragma.
6801 (cpp_push_buffer): Don't set output line or lineno.
6802 (_cpp_pop_buffer): Transfer more info from a faked buffer.
6803 Remove line kludge. Set output_line.
6804 * cppmacro.c (builtin_macro): Update handling of __LINE__.
6805 (parse_arg): Use logical lines.
6806 (save_lookahead_token): Save EOFs too now.
6807 * cppmain.c (struct printer): Fix comments.
6808 (printer_init): Simplify, let caller do errors.
6809 (scan_translation_unit, check_multiline_token, dump_macro): Update.
6810 (maybe_print_line): Simplify.
6811 (print_line): Don't print a linemarker if -P.
6812 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
6813 (cb_file_change): Simplify.
6814 * line-map.h (LAST_SOURCE_LINE): Fix.
6815 (CURRENT_LINE_MAP): New.
6817 2001-08-05 Bernd Schmidt <bernds@redhat.com>
6819 * doloop.c (doloop_modify_runtime): Properly compute number of
6820 iterations if loop was unrolled.
6822 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
6823 if their CSELIB_VAL_PTRs are.
6825 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
6826 (setup_spill_pointers): Initialize it.
6827 (spill_restore_mem): Set it.
6828 (do_spill, do_restore): Use it to add REG_INC note.
6829 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
6831 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
6832 asms if other insns are available.
6834 * config/ia64/ia64.c (condop_operator): New predicate.
6835 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
6836 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
6839 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
6840 temporary register than directly using a MEM.
6842 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6844 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
6845 parameter in last change.
6847 2001-08-04 Zack Weinberg <zackw@panix.com>
6849 * sparc.md: Don't use #if inside C test expression.
6851 2001-08-04 Richard Henderson <rth@redhat.com>
6853 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
6855 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
6857 * cpphash.h (struct cpp_reader): New member directive_line.
6858 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
6859 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
6860 do_pragma): Pass line to callbacks.
6861 (start_directive): Record line of directive.
6862 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
6863 cb_include): Similarly.
6864 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
6867 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6869 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
6872 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6874 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
6876 * reload1.c (fixup_abnormal_edges): New static function.
6879 * flow.c (need_fake_edge_p): New function.
6880 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
6881 avoid call insn to be very last insn in the insn stream.
6883 * profile.c (branch_prob): Call flow_call_edges_add instead of
6884 doing that by hand; cleanup cfg to re-merge basic blocks once
6887 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6889 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
6890 are also on line-map.h.
6891 * cppfiles.c (stack_include_file): Update.
6892 * cpphash.h (struct cpp_buffer): New member return_at_eof.
6893 (_cpp_pop_buffer): New.
6894 * cppinit.c (cpp_destroy, cpp_finish): Update.
6895 (do_includes): Mark each buffer to return at EOF.
6896 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
6897 return as requested.
6898 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
6899 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
6900 * cpplib.h (cpp_pop_buffer): Remove.
6901 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
6902 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
6904 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
6906 (do_preprocessing): Update.
6907 * fix-header.c (read_scan_file): Update. No need to pop buffers.
6908 * c-parse.in (_yylex): Similarly.
6909 * scan-decls.c (scan_decls): Similarly.
6910 * line-map.h: Update comments.
6912 * objc/Make-lang.in (objc-act.o): Update dependencies.
6914 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6916 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
6917 and soft register for operand 0.
6918 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
6920 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6922 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
6923 register for operand 0.
6924 ("bitcmpqi_z_used"): Allow memory for operand 0.
6925 (split "bitcmpqi"): New split to handle address reg as operand 1.
6927 2001-08-04 Andreas Jaeger <aj@suse.de>
6929 * gcse.c: Revert Daniel's last patch.
6931 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6933 * sparc-protos.h: Add prototypes for fp_zero_operand and
6935 * sh-protos.h: Add prototype for fpul_operand.
6937 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6939 * doc/extend.texi (Other Builtins): Fix typo in last change.
6941 2001-08-03 Richard Henderson <rth@redhat.com>
6943 * target.h (gcc_target): Add asm_out.named_section,
6944 section_type_flags, have_named_sections.
6945 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
6946 (TARGET_HAVE_NAMED_SECTIONS): New.
6947 (TARGET_SECTION_TYPE_FLAGS): New.
6949 * Makefile.in (toplev.o): Depend on TARGET_H.
6950 (varasm.o, dbxout.o): Likewise.
6951 * c-common.c (decl_attributes): Check targetm.have_named_sections
6952 instead of ifdef ASM_OUTPUT_SECTION_NAME.
6953 * dbxout.c (dbxout_function_decl): Likewise.
6954 (dbxout_function_end): Likewise.
6955 * toplev.c (compile_file): Likewise.
6956 * varasm.c (exception_section): Likewise.
6957 * cp/decl2.c (finish_objects): Likewise.
6959 * defaults.h (EH_FRAME_SECTION): Remove.
6960 (EH_FRAME_SECTION_ASM_OP): Remove.
6961 (EH_FRAME_SECTION_NAME): New.
6962 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
6963 (UNIQUE_SECTION_P): Remove.
6964 * dwarf2out.c (SECTION_FORMAT): Remove.
6965 (ASM_OUTPUT_SECTION): Remove.
6966 (output_call_frame_info): Use named_section_flags.
6967 (output_comp_unit, dwarf2out_start_source_file): Likewise.
6968 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
6969 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
6970 * varasm.c (in_eh_frame, eh_frame_section): Remove.
6971 (named_section_flags): New.
6972 (named_section): Use it and targetm.section_type_flags.
6973 (resolve_unique_section): New.
6974 (assemble_start_function): Use it.
6975 (asm_emit_uninitialised, assemble_variable): Likewise.
6976 (default_section_type_flags): New.
6977 (default_no_named_section, default_elf_asm_named_section): New.
6978 (default_coff_asm_named_section, default_pe_asm_named_section): New.
6979 * output.h: Update varasm.c decls.
6980 (SECTION_*): New flags.
6982 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
6983 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
6985 * config/elfos.h (UNIQUE_SECTION_P): Remove.
6986 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
6987 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
6988 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6989 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
6990 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
6991 * config/mips/elf.h, config/mips/elf64.h: Likewise.
6992 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
6993 * config/pa/pa64-hpux.h,
6995 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
6996 (TARGET_ASM_NAMED_SECTION): New.
6997 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
6998 * config/alpha/vms.h, config/arm/coff.h: Likewise.
6999 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
7000 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
7001 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
7002 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
7003 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
7004 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
7005 * config/i386/sco5.h, config/i386/win32.h: Likewise.
7006 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
7007 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
7008 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
7009 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
7010 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
7011 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
7012 * config/sparc/sysv4.h: Likewise.
7014 * config/nextstep.h: Error until named sections implemented.
7016 * config/a29k/a29k.c (a29k_asm_named_section): New.
7017 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
7018 (vms_section_type_flags, vms_asm_named_section): New.
7019 * config/arm/arm.c (arm_elf_asm_named_section): New.
7020 * config/avr/avr.c (asm_output_section_name): Remove.
7021 * config/avr/avr-protos.h: Update.
7022 * config/c4x/c4x.c (c4x_asm_named_section): New.
7023 * config/h8300/h8300.c (h8300_asm_named_section): New.
7024 * config/i386/i386.c (sco_asm_named_section): New.
7025 * config/i386/winnt.c (SECTION_PE_SHARED): New.
7026 (i386_pe_section_type_flags): New.
7027 (i386_pe_asm_named_section): New.
7028 * config/i386/i386-protos.h: Update.
7029 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
7030 * config/mcore/mcore.c (mcore_asm_named_section): New.
7031 * config/mips/mips.c (iris6_asm_named_section): New.
7032 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
7033 instead of UNIQUE_SECTION_P.
7034 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
7035 (xcoff_asm_named_section): New.
7036 * config/sh/sh.c (sh_asm_named_section): New.
7037 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
7039 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
7040 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
7041 (EH_FRAME_SECTION_NAME): New.
7042 (EXCEPTION_SECTION): New.
7043 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
7044 (DEBUG_*_SECTION): Remove.
7045 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
7046 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
7047 (EH_FRAME_SECTION_ASM_OP): Remove.
7049 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
7050 (ASM_OUTPUT_SECTION_NAME): Remove.
7051 (TARGET_ASM_NAMED_SECTION): New.
7052 (TARGET_HAVE_NAMED_SECTIONS): New.
7053 (TARGET_SECTION_TYPE_FLAGS): New.
7054 (EH_FRAME_SECTION_ASM_OP): Remove.
7055 (EH_FRAME_SECTION_NAME): New.
7057 2001-08-03 Zack Weinberg <zackw@stanford.edu>
7059 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
7060 for complex expressions when cfun == 0.
7061 * doc/extend.texi: Document that __builtin_constant_p can be
7062 used in data initializers as well as functions.
7064 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
7066 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
7067 variable I locally, instead of expecting a declaration in the
7070 2001-08-03 Richard Henderson <rth@redhat.com>
7072 * except.c (collect_one_action_chain): Add an explicit cleanup
7073 action if regions surrounding a catch were encoded entirely
7074 within the call-site entry.
7076 2001-08-03 Richard Henderson <rth@redhat.com>
7078 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
7079 don't take REGNO of a non-register.
7081 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7083 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
7084 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
7085 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
7086 (__gthread_mutex_init_function): New function for mutex initialization.
7088 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7090 * Makefile.in: Revert screwed up commit.
7092 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7094 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
7095 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
7096 merged by linker script to get a final _exit().
7097 (__do_global_dtors): New for destructor handling in specific exit
7099 (__do_global_ctors): New for constructors in specific install section.
7100 (__map_data_section): Map data sections before running constructors.
7101 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
7102 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
7103 (DTORS_SECTION_ASM_OP): Likewise.
7104 (CTORS_SECTION_FUNCTION): Define to force a reference to
7106 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
7108 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7110 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
7112 * Makefile.in: Add df.h to gcse.c dependencies.
7114 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7116 * varasm.c (output_constant_def_contents): Use for the length of a
7117 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
7118 depending on which is larger.
7120 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7122 * gcse.c: Include df.h for use as a dataflow analyzer.
7124 Declaration of reg_set_info: gone.
7125 New df_analyzer variable used by store motion.
7126 (reg_set_info): Deleted.
7127 (mark_mem_regs): New function, analyze regs used by a mem.
7128 (store_ops_ok): Use dataflow analyzer results to determine if
7129 necessary regs are changed in the block.
7130 (find_moveable_store): Remove check for symbol ref, we can handle
7131 much more complex expressions now.
7132 (compute_store_table): Remove most of the code, it's unnecessary
7133 now that the dataflow analyzer records the info for us.
7134 (store_killed_after): Add parameter to say whether to do the
7135 store_ops_okay test, used to speed up testing when we already know
7136 the answer, and just want to know if the store itself was killed.
7137 (build_store_vector): Largely rewritten to calculate the various
7138 vectors properly, and somewhat optimized.
7139 (store_motion): Init the df_analyzer, get REG_DEF chains.
7140 Also handle trapping expressions (since mems almost always trap)
7141 (simple_mem): Redefine what a simple mem is.
7143 2001-08-03 DJ Delorie <dj@redhat.com>
7145 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
7146 set from a constant part of the condition.
7148 2001-08-01 Andrew Cagney <ac131313@redhat.com>
7150 * mkdeps.c (deps_add_default_target): Make local variable
7151 ``start'' a const char pointer.
7152 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
7154 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7156 * doc/install.texi (Configuration): Fix markup.
7157 (Specific, i?86-*-udk): Likewise.
7158 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
7160 Document --enable-threads and --enable-libgcj status.
7161 (Specific, mips-sgi-irix*): Canonicalize triples.
7162 (Specific, mips-sgi-irix5): Warn about problems with this config.
7163 Mention required GNU as patch.
7164 Native assembler problems are fixed.
7165 (Specific, mips-sgi-irix6): Update O32 ABI support status.
7166 Document --enable-threads and --enable-libgcj status.
7168 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7170 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
7173 2001-08-03 Richard Henderson <rth@redhat.com>
7175 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
7178 2001-08-03 Richard Henderson <rth@redhat.com>
7180 * rtlanal.c (find_first_parameter_load): Stop if we
7181 reach a CODE_LABEL at BOUNDARY.
7183 2001-08-03 Richard Henderson <rth@redhat.com>
7185 * config/alpha/alpha.md (force_movdi): New insn.
7186 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
7187 Tweek FRP marking of VMS prologue insns.
7188 * config/alpha/vms.h (EPILOGUE_USES): New.
7190 2001-08-02 Richard Henderson <rth@redhat.com>
7192 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
7194 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
7196 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
7197 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
7198 config/convex/convex.h, config/d30v/d30v.c,
7199 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
7200 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
7201 config/mips/mips.h, config/mn10200/mn10200.h,
7202 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
7203 config/v850/v850.h, config/vax/openbsd.h,
7204 config/vax/openbsd1.h, config/vax/ultrix.h,
7205 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
7206 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
7207 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
7208 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
7209 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
7210 in comments and documentation.
7212 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7216 * Makefile.in (line-map.o): New.
7217 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
7218 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
7219 * cpperror.c (print_containing_files): Similarly.
7220 (print_location): Update. Don't output a space before _Pragma.
7221 * cppfiles.c (stack_include_file): Set to line 1 immediately.
7222 (stack_include_filee, cpp_make_system_header): Update.
7223 (_cpp_execute_include): Get logical line number right for calling
7224 as-yet-unterminated #include.
7225 * cpphash.h (struct cpp_reader): Add line_maps.
7226 (_cpp_do_file_change): Update.
7227 * cppinit.c (cpp_create_reader): Initialize line maps.
7228 (cpp_destroy): Destroy line maps.
7229 (cpp_start_read): Get logical line number right.
7230 * cpplex.c (parse_string): Only warn once for multi-line strings.
7231 Use boolean variable for null warning.
7232 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
7234 (do_include_common): End the directive early.
7235 (do_line): Don't warn about out-of-range lines in preprocessed
7236 source. Update. Remove unused variables.
7237 (_cpp_do_file_change): Update for new line mapping.
7238 (pragma_cb): New typedef.
7239 (cpp_register_pragma): Stop looking ahead before calling the
7241 (do_pragma_system_header): End directive early.
7242 (cpp_get_line_maps): New.
7243 (cpp_pop_buffer): Fudge logical line. Update.
7244 * cpplib.h: Include line-map.h
7245 (enum cpp_fc_reason): Remove.
7246 (struct cpp_file_change): Update.
7247 (cpp_get_line_maps): New.
7248 * cppmain.c (struct_printer): New member map.
7249 (cb_file_change): Update for new mappings.
7250 * fix-header.c (cb_file_change): Similarly.
7252 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7254 * Makefile.in (libgcc.mk): Define mkinstalldirs.
7255 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
7257 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
7259 * config/vax/vax.c: include expr.h.
7261 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7263 * Makefile.in ($(srcdir)/configure): Only rebuild in
7265 ($(srcdir)/config.in): Only define in maintainer mode.
7266 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
7268 2001-08-02 David Edelsohn <edelsohn@gnu.org>
7270 * doc/install.texi (Install GCC: Binaries): Update Bull info.
7272 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7274 * gcc.c (set_collect_gcc_options): New function, split out from
7276 Ignore elided switches.
7277 (do_spec_1): Invoke before executing command.
7278 (set_input): Export.
7279 Move declaration ...
7280 * gcc.h (set_input): ... here.
7281 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7284 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
7287 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
7289 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
7291 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
7293 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
7294 for the unnamed instructions it expands to.
7296 2001-08-02 Richard Henderson <rth@redhat.com>
7298 * regclass.c (call_really_used_regs): Conditionally define.
7299 (init_reg_sets_1): Don't use it if not defined.
7300 (fix_register): Similarly, don't set it.
7302 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7304 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
7305 Correct comment that had been missed in the previous change.
7307 2001-08-01 Stan Shebs <shebs@apple.com>
7309 * config/darwin.c (machopic_stub_name): Try matching by name.
7310 (update_stubs): New function.
7311 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
7314 2001-08-01 Richard Henderson <rth@redhat.com>
7316 * except.c (output_function_exception_table): Use assemble_align.
7317 * varasm.c (assemble_eh_label): Remove.
7318 (assemble_eh_align, assemble_eh_integer): Remove.
7320 2001-08-01 Robert Lipe <robertl@caldera.com>
7322 * dwarfout.c: Remove reference to README.DWARF.
7324 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
7326 * regclass.c (call_really_used_regs): New array for registers which
7327 are actually used by a call.
7328 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
7330 (fix_register): Set call_really_used too.
7331 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
7332 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
7334 2001-08-01 Richard Henderson <rth@redhat.com>
7336 * read-rtl.c (read_name): Consider \r whitespace.
7338 2001-07-11 Andrew Cagney <ac131313@redhat.com>
7340 * config.gcc: Recognize powerpc-*-netbsd*.
7342 * doc/install.texi (Host/target specific installation notes for
7343 GCC): Mention powerpc-*-netbsd*.
7345 * config/rs6000/netbsd.h: New file.
7346 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
7347 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
7348 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
7349 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
7350 (TARGET_VERSION): Redefine.
7352 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
7353 mcall-netbsd as a match for mcall-sysv.
7354 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
7355 (ncrti.S, ncrtn.S): New targets.
7356 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
7358 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
7359 "netbsd' as a V4 ABI.
7360 (ASM_SPEC): Check for -mcall-netbsd.
7361 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
7362 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
7363 (LIB_SPEC, ENDFILE_SPEC): Ditto.
7364 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
7365 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
7366 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
7367 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
7369 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
7370 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
7372 2001-08-01 Mark Kettenis <kettenis@gnu.org>
7374 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
7375 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
7376 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
7377 including "unwind-pe.h".
7379 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7381 * rs6000.md (define_splits): Kill unused constraints.
7383 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
7384 Jan Hubicka <jh@suse.cz>
7386 * function.c (thread_prologue_and_epilogue_insns): Kill code
7387 dealing with non-existent CFG.
7389 2001-08-01 Kazu Hirata <kazu@hxi.com>
7391 * alias.c: Fix comment formatting.
7392 * bitmap.c: Likewise.
7393 * builtins.c: Likewise.
7394 * calls.c: Likewise.
7395 * c-common.c: Likewise.
7396 * c-decl.c: Likewise.
7397 * c-dump.c: Likewise.
7398 * c-lex.c: Likewise.
7399 * collect2.c: Likewise.
7400 * combine.c: Likewise.
7401 * conflict.c: Likewise.
7402 * cppfiles.c: Likewise.
7403 * cppinit.c: Likewise.
7404 * cpplex.c: Likewise.
7405 * cpplib.c: Likewise.
7406 * cppmacro.c: Likewise.
7407 * cppspec.c: Likewise.
7408 * c-pragma.c: Likewise.
7409 * crtstuff.c: Likewise.
7411 * cselib.c: Likewise.
7412 * c-semantics.c: Likewise.
7413 * c-typeck.c: Likewise.
7415 2001-08-01 H.J. Lu <hjl@gnu.org>
7417 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
7419 2001-08-01 H.J. Lu <hjl@gnu.org>
7421 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
7423 2001-08-01 Ziemowit Laski <zlaski@apple.com>
7425 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
7426 contextualizing Objective-C class name lookup by the lexer.
7427 (typespec_reserved_nonattr): Disable ObjC class name lookup after
7429 (protocoldef): Add support for forward @protocol declarations.
7430 (yylexname): Suppress ObjC class name lookup in certain contexts;
7431 re-enable after lookup is complete.
7432 (_yylex): Re-enable ObjC class name lookup when certain
7433 punctuation marks are seen.
7435 * objc/objc-act.c (check_protocol_recursively): New function used
7436 for finding circular dependencies in protocols.
7437 (objc_declare_protocols): New function for handling forward
7438 @protocol declarations.
7439 (receiver_is_class_object): Detect the case when 'self' is used
7440 inside of a class method.
7441 (build_message_expr): Issue a warning if class method is desired
7442 but instance method is found instead.
7443 (conforms_to_protocol): Streamline.
7444 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
7445 protocol Foo, even if 'Bar foo' does not.
7446 (check_protocols): Streamline.
7447 (start_protocol): Add checks for circular and duplicate protocol
7449 (encode_aggregate_within): For typedefs of structs, encode the
7451 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
7452 (objc_declare_protocols): New prototype.
7454 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7456 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
7457 * cpplex.c (handle_newline): Update prototype. Maintain logical
7459 (skip_escaped_newlines, skip_block_comment, parse_string):
7461 (_cpp_lex_token): Update, and store token position within the token.
7462 * cpplib.h (struct cpp_token): Add line and column entries.
7463 * cppmacro.c (replace_args): Position stringified tokens correctly.
7465 2001-08-01 Andreas Jaeger <aj@suse.de>
7467 * basic-block.h: Add prototype for last_loop_beg_note.
7469 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
7471 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
7472 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
7474 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
7475 while handling WITH_CLEANUP_EXPR node. Use second operand calling
7476 expand_decl_cleanup.
7477 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
7479 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
7480 operand while calling simple_cst_equal.
7481 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
7482 operand is the cleanup expression, the third is the RTL_EXPR.
7483 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
7485 2001-07-31 Jeff Sturm <jsturm@one-point.com>
7487 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
7489 2001-07-31 matthew green <mrg@eterna.com.au>
7491 * config.gcc (i386-*-netbsdelf): New description.
7492 * config/i386/netbsd-elf.h: New file.
7494 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
7496 * loop.c (check_dbra_loop): Use single_set to compute
7499 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
7501 PowerPC reorg and support for powerpc64-*-linux*.
7503 Also fixes emitting of constants on 32 bit and 64 bit
7506 * config.gcc: powerpc64-*-linux* is a new target.
7507 Things that needed aix.h now also include xcoff.h
7509 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
7511 Move AIX specific stuff into aix.h.
7512 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
7513 with more than just XCOFF now.
7514 (SET_ASM_OP): Remove, now defined where needed.
7515 (FUNCTION_PROLOGUE): New macro definition.
7516 (FUNCTION_EPILOGUE): New macro definition.
7517 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
7519 * config/rs6000/xcoff.h: New file.
7521 * config/rs6000/linux64.h: New file.
7523 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
7525 2001-07-31 Alan Modra <amodra@bigpond.net.au>
7527 * rs6000.c (print_operand_address): Handle ELF syntax.
7528 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
7529 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
7530 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
7532 2001-07-31 David Edelsohn <edelsohn@gnu.org>
7534 * rs6000.c (rs6000_override_options): Only disable
7535 flag_function_sections for XCOFF.
7536 (exact_log2_cint_operand): New predicate.
7537 (reg_or_{add,sub}_cint64_operand): New predicates.
7538 (add_operand): Compare CONST_INT with fewer function calls.
7539 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
7540 (print_operand, case 'p'): Ensure positive operand.
7541 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
7542 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
7543 (PREDICATE_CODES): Add new predicates.
7544 * rs6000.md (addsi3): Split 32-bit constants more correctly.
7545 (divsi3, modsi3): Ensure positive power-of-2.
7546 (adddi3): Use new predicate. Split 32-bit constants more
7547 correctly. Re-arrange splitter to handle any constant.
7548 (subdi3): Use new predicate.
7549 (divdi3, moddi3): Ensure positive power-of-2.
7550 (movdi): Use rs6000_emit_set_const.
7551 (load_toc_v4_pic_di): Delete.
7553 2001-07-31 Graham Stott <grahams@redhat.com>
7555 * function.c (pad_below): Revert 2001-07-26 patch.
7557 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7559 * reg-stack (convert_regs_1): Fix best edge condition.
7561 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7563 * jump.c (duplicate_loop_exit_test): Better test for jumps
7564 entering the loop; create loop pre_header.
7566 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
7568 * doc/install.texi: Add s390 and s390x as new targets.
7569 * doc/invoke.texi: Add documantation of S/390 and zSeries
7571 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
7573 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7575 * config/m68k/m68k.md: Replace all general_operand with
7576 nonimmediate_operand for all destinations.
7577 * config/m68k/m68k.c (not_sp_operand): Likewise.
7579 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
7581 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
7583 2001-07-30 Richard Henderson <rth@redhat.com>
7585 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
7586 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
7588 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7590 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
7591 Add missing doc strings
7592 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
7593 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
7595 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7597 * i386.c (ix86_output_main_function_alignment_hack): New function.
7598 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
7600 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
7601 edges by EDGE_DFS_BACK flag.
7602 (dump_edge_info): Add dfs_back flag.
7603 * basic-block.h (EDGE_DFS_BACK): New constant.
7604 (mark_dfs_back_edges): Declare.
7605 * alias.c (loop_p): Remove.
7606 (mark_constant_function): Use mark_dfs_back_edges.
7608 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
7609 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
7610 (compensate_edge): Break out from ...
7611 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
7612 (convert_regs_2): Set block_done once block is really done;
7613 Do updating of the predecesors counts.
7615 * toplev.c (rest_of_compilation): Recompute block_for_insn
7616 before post-reload cfg_cleanup.
7617 * function.c (thread_prologue_epilogue_insns):
7618 Call set_block_for_new_insns when emitting prologue directly.
7620 2001-07-30 Andreas Jaeger <aj@suse.de>
7622 * jump.c: Add prototype for mark_modified_reg.
7624 * cse.c (set_live_p): Add unused attribute.
7626 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
7628 (scan_for_source_files): Use long for count to avoid overflow.
7629 (output_data): Likewise.
7630 (output_data): Don't use string concatatenation to silence gcc
7633 * predict.c: Fix typos and grammar.
7635 * gcse.c (insert_insn_end_bb): Remove unused variables.
7637 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
7639 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
7640 (attempt_auto_inc): LIkewise.
7641 (mark_used_reg): Likewise.
7642 (try_pre_increment_1): Likewise.
7643 * regclass.c (regclass): Likewise.
7644 * global.c (allocno_compare): Update comment; change scaling factor.
7645 * local-alloc.c (QTY_CMP_PRI): Likewise.
7646 * regs.h (REG_FREQ_FROM_BB): New.
7647 (REG_FREQ_MAX): Likewise.
7649 2001-07-30 H.J. Lu <hjl@gnu.org>
7651 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
7654 2001-07-30 H.J. Lu (hjl@gnu.org)
7656 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
7657 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7658 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
7660 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
7662 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
7663 as -mthumb-interwork when -mcpu=arm7 is specified.
7665 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7667 * predict.def (noreturn, loop branch, loop exit): Mark as first
7670 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
7672 * combine.c (try_combine): Avoid barrier after noop jumps.
7674 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7676 * cpphash.h (struct cpp_reader): Remove import_warning.
7677 * cpplib.c (skip_rest_of_line): Don't bother turning off
7679 (parse_include): Move include handling to...
7680 (do_include_common): ... here. Move import warning from...
7681 (do_import): ... here.
7682 (do_pragma_poison): Don't do a callback for poison identifiers.
7683 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
7684 * cppmain.c (setup_callbacks): Similarly.
7686 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7688 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
7689 handle multiple sets.
7690 * except.c (sjlj_mark_call_sites): .... here.
7691 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
7693 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7695 Suggested by Richard Henderson and Richard Kenner:
7696 * combine.c (recog_for_combine): Use the fake recog
7697 only if instruction does not match.
7698 * rtl.h (NOOP_MOVE_INSN_CODE): New.
7699 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
7701 * combine.c (try_combine): Discover noop jump as direct jump.
7703 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
7705 * df.c (df_rd_global_compute): Add successors to worklist, not
7707 (df_ru_global_compute): Ditto.
7709 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
7711 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
7712 increment REG_N_SETS.
7714 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
7716 * sbitmap.h: New prototype for sbitmap_a_xor_b.
7718 * sbitmap.c (sbitmap_a_xor_b): New function.
7719 ifdef the basic block stuff on IN_GCC.
7721 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7723 * cppexp.c (parse_defined): Always record the macro name.
7724 (lex): Don't worry about identifiers, or special-case
7726 (_cpp_parse_expr): Figure out at the end of the routine
7727 whether we saw a valid !defined() expression.
7728 * cppfiles.c (stack_include_file): Update for mi_valid.
7729 (_cpp_pop_file_buffer): Similarly.
7730 * cpplex.c (_cpp_lex_token): Similarly.
7731 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
7732 mi_if_not_defined, mi_lexed): Remove.
7734 * cpplib.c (do_if): Simplify.
7735 (do_endif, push_conditional, _cpp_handle_directive): Update
7736 for renaming of mi_state to mi_valid.
7738 * cpp.texi: Add index entries for digraphs, and add comment
7739 that C++ refers to them as alternative tokens.
7741 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
7743 * basic-block.h (CLEANUP_PRE_LOOP): New.
7744 * except.c (finish_eh_generation): Update call of cleanup_cfg.
7745 * sibcall.c (optimize_sibling_calls): Likewise.
7746 * toplev.c (rest_of_compilation): Likewise.
7747 * flow.c (try_forward_edges): Take argument MODE;
7748 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
7749 (try_optimize_cfg): Update call of try_forward_edges.
7751 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7752 Jan Hubicka <jh@suse.cz>
7754 * (validate_replace_rtx_1): Fix simplification of MINUS.
7756 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
7758 PR preprocessor/3669
7759 * cppinit.c (init_dependency_output): Turn off dump requests
7760 if sending dependencies to stdout.
7762 2001-07-28 Richard Henderson <rth@redhat.com>
7764 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
7767 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
7769 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
7771 2001-07-28 Kazu Hirata <kazu@hxi.com>
7773 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
7774 is VAR_DECL first to prevent an ICE.
7776 2001-07-28 Richard Henderson <rth@redhat.com>
7778 * varasm.c (immed_real_const_1): Don't elide special cases for
7780 (clear_const_double_mem): Clear const_tiny_rtx too.
7782 2001-07-28 Richard Henderson <rth@redhat.com>
7784 * dwarf2out.c (dw_val_class_offset): New.
7785 (struct dw_ranges_struct, dw_ranges_ref): New.
7786 (ranges_table, ranges_table_allocated): New.
7787 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
7788 (add_AT_offset, add_ranges, output_ranges): New.
7789 (print_die, output_die): Handle dw_val_class_offset.
7790 (attr_checksum, size_of_die, value_format): Likewise.
7791 (gen_lexical_block_die): Handle non-contiguous blocks.
7792 (gen_block_die): Likewise.
7793 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
7794 if needed. Dump the ranges table.
7795 * final.c (final_start_function): Remove unnecessary notes and
7796 rebuild the block tree before numbering the blocks.
7797 * function.c (reorder_blocks_0): Walk the existing block tree
7798 to unmark all blocks.
7799 (reorder_blocks_1): Create block fragments when duplicate block
7801 (reorder_fix_fragments): New.
7802 (reorder_blocks): Call it.
7803 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
7805 2001-07-28 Richard Henderson <rth@redhat.com>
7807 * emit-rtl.c (adjust_address): Make a copy of the memory address.
7809 2001-07-28 Richard Henderson <rth@redhat.com>
7811 * flow.c (add_to_mem_set_list): New function.
7812 (init_propagate_block_info): Use it.
7813 (mark_set_1): Likewise.
7814 (insn_dead_p): Canonicalize memory address for dead store
7815 comparison. Allow wider mode stores to kill narrower mode stores.
7816 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
7817 (invalidate_mems_from_set): Don't handle MEMs.
7819 2001-07-28 Kazu Hirata <kazu@hxi.com>
7821 * config/h8300/h8300.h: Fix formatting.
7823 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7825 * basic-block.h (EDGE_FREQUENCY): New macro.
7826 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
7828 * flow.c (find_sub_basic_blocks): Likewise.
7829 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
7830 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
7832 * predict.c (DEF_PREDICTOR): New argument FLAGS.
7833 (HITRATE): New macro.
7834 (PRED_FLAG_FIRST_MATCH): New constant.
7835 (predictor_info): New field flgags.
7836 (combine_predictions_for_insn): Use DS theory to combine
7837 probabilities; set the edge probabilities when finished.
7838 (estimate_probability): Avoid duplicated matches
7839 of LOOP_BRANCH heuristics for nested loops; update comment.
7840 * predict.def: Add flags for each prediction, set probabilities
7841 according to B&L paper.
7842 * predict.h (DEF_PREDICTOR): New argument FLAGS.
7844 * profile.c (compute_branch_probabilities): Cleanup way the edge
7845 probabilities are computed and REG_BR_PROB notes are dropped; if
7846 values does not match, emit error.
7847 (init_branch_prob): Do error instead of warning when profile driven
7848 feedback is missing or corrupt.
7850 2001-07-27 DJ Delorie <dj@redhat.com>
7852 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
7853 against a constant, try to adjust the compare to have the desired
7854 constant in it so that min/max optimizations happen more often.
7856 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7858 * flow.c (last_loop_beg_note): New function.
7859 (redirect_edge_and_branch): Use it.
7860 (split_edge): Likewise.
7862 * alias.c (loop_p): Avoid uninitialized memory access.
7864 * flow.c (try_forward_edges): Avoid accessing freed memory.
7866 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
7869 2001-07-26 Andrew Haley <aph@redhat.com>
7870 Joern Rennecke <amylaar@redhat.com>
7872 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
7873 (SUBTARGET_CPP_ENDIAN_SPEC): New.
7874 (SUBTARGET_CPP_SPEC): New.
7876 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
7877 (SUBTARGET_CPP_PTR_SPEC): New.
7878 (CPP_DEFAULT_CPU_SPEC): New.
7879 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
7880 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7881 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
7882 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7883 (SUBTARGET_CPP_SPEC): Define as an empty string.
7885 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7887 * doc/install.texi (Configuration): Properly link the host
7888 specific instructions also when generating HTML.
7890 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
7892 * flow.c (redirect_edge_and_branch_force): Test
7893 target->global_live_at_start.
7895 2001-07-26 Richard Henderson <rth@redhat.com>
7897 * simplify-rtx.c (avoid_constant_pool_reference): Export.
7898 * rtl.h (avoid_constant_pool_reference): Declare it.
7899 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
7900 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
7902 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7904 * rtl.h (cleanup_barriers): Declare.
7905 * jump.c (cleanup_barriers): New function.
7906 * toplev.c (rest_of_compilation): Call cleanup_barriers
7907 before loop optimizer and after bb_reorder.
7909 * flow.c (back_edge_of_syntactic_loop_p): New.
7910 (split_edge): Use it.
7912 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7914 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
7916 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
7918 * cse.c (cse_process_notes): Replace any registers if the address
7921 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
7923 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
7924 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
7925 (propagate_block): Update prototype.
7926 * flow.c (update_life_info): Simplify the CFG and
7927 recalculate the global regs which are alive when
7928 removing dead code during a global update.
7929 (propagate_block): Return non-zero if an INSN is
7932 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7934 * Makefile.in (LIBICONV): Define.
7936 2001-07-26 Catherine Moore <clm@redhat.com>
7938 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
7939 of conditional to avoid tree checking errors.
7941 2001-07-26 Kazu Hirata <kazu@hxi.com>
7943 * regmove.c (regmove_optimize): Don't replace a reg with
7944 another reg of a different mode.
7946 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
7948 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
7949 limit length of dependancy flush list.
7950 * params.h (MAX_PENDING_LIST_LENGTH): Define.
7951 * sched-int.h (struct deps): Add pending_flush_length field.
7952 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
7953 has 1 element in it.
7954 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
7955 (sched_analyze): After a jump, if the pending memory flush list is too
7956 large, flush the pending lists.
7957 (init_deps): Initialize pending_flush_length to 0.
7958 * doc/invoke.texi (max_pending_list_length): Document parameter.
7960 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
7962 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
7963 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
7964 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
7966 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7968 * cpphash.h (struct_lexer_state): Delete was_skipping.
7969 Move skipping here from struct cpp_reader.
7970 * cpplex.c (parse_identifier): Update.
7971 (_cpp_lex_token): Don't skip tokens in a directive.
7972 * cpplib.c (struct if_stack): Update.
7973 (start_directive, end_directive): Don't change skipping state.
7974 (_cpp_handle_directive): Update.
7975 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
7976 (do_else, do_endif): Update; only check for excess tokens if not
7977 in a skipped conditional block.
7978 (push_conditional): Update for new struct if_stack.
7980 2001-07-26 Graham Stott <grahams@redhat.com>
7982 * function.c (locate_and_pad_parm): Also pad initial offset
7983 so that the total argument size also includes the padding.
7985 2001-07-26 Graham Stott <grahams@redhat.com>
7987 * gensupport.c (alter_output_for_insn): Correct enable checking failure
7988 change XSTR to XTMPL.
7990 (process_one_cond_exec): Likewise
7992 2001-07-25 Richard Henderson <rth@redhat.com>
7994 * varasm.c (assemble_variable): Create DECL_RTL before setting
7997 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
7999 * predict.c (estimate_probability): Avoid duplicated predictions.
8001 * loop.c (find_and_verify_loops): Grok multiple barriers.
8003 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8005 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
8007 * dbxout.c: Consistently use putc instead of fputc.
8008 (print_wide_int): New function; call instead of direct fprintf.
8009 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
8010 (dbxout_type_fields, dbxout_type_method_1): Likewise.
8011 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
8012 (print_int_cst_octal): Likewise.
8013 (print_octal): Show we wrote characters.
8014 (dbxout_type): Set have_used_extensions in more places.
8016 2001-07-25 Catherine Moore <clm@redhat.com>
8018 * config/v850/v850.c (v850_va_arg): Use addr
8019 instead of valist to build incr.
8021 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
8023 * flow.c (delete_dead_jumptables): New function.
8024 (life_analyzis): Call it.
8025 * bb-reorder.c (skip_insns_after_block): Handle contradictory
8028 2001-07-25 Richard Henderson <rth@redhat.com>
8030 * except.c (reachable_handlers): Handle a region being removed
8031 out from under a RESX.
8033 2001-07-25 Richard Henderson <rth@redhat.com>
8035 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
8036 swap GE/GT if it is an fp comparison.
8038 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
8040 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
8043 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
8045 * ssa.c (rename_insn_1): Do not wrap an assignment to a
8046 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
8049 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
8051 (visit_expression): When attempting to simplify an expression,
8052 retrieve any modes for arguments before they are simplified
8055 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
8056 Janis Johnson <janis@us.ibm.com>
8058 * stmt.c (expand_goto): A nonlocal goto can be a call too.
8059 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
8060 pointer parameters to match documented usage of nonlocal_goto.
8061 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
8062 parameters to their correct order.
8063 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
8064 parameters to their correct order.
8066 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
8068 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
8070 2001-07-25 Jan Hubicka <jh@suse.cz>
8071 Richard Henderson <rth@redhat.com>
8073 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
8075 (make_edges): New argument update_p; populate the edge cache if set.
8076 (find_basic_blocks): Update make_edges invocation.
8078 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8080 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
8082 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8084 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
8085 -Acpu and -Amachine.h.
8086 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
8087 Corrected header to say ELF not a.out.
8088 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
8089 when given -msoft-float.
8091 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8093 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
8094 extra multilib parts like arm-elf.
8095 (i960-*-coff*, i960-*-rtems): Should not use collect2.
8096 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
8097 crtfini.o as extra multilib parts.
8099 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8101 * configure.in: Add rtems as a supported thread model.
8102 * gthr-rtems.h: Add missing entry point __gthread_active_p.
8103 * configure: Rebuilt.
8105 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
8107 * stor-layout.c (get_mode_alignment): make it work when
8108 BITS_PER_UNIT is not a power of two.
8109 * builtins.c (get_pointer_alignment): Likewise.
8111 2001-07-24 Richard Henderson <rth@redhat.com>
8113 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
8114 the retrieved constant into the expected mode.
8116 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
8118 * flow.c (try_simplify_condjump): Avoid duplicated edges.
8119 (verify_flow_info): Check for duplicated edges; clarify
8122 * flow.c (block_label): Update basic_block_for_insn.
8123 (commit_edge_insertions): Call compute_bb_for_insn.
8125 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
8128 * flow.c (redirect_edge_and_branch,
8129 try_optimize_cfg): Use redirect_edge_succ_nodup
8130 (redirect_edge_succ_nodup): New.
8131 * basic_block.h (redirect_edge_succ_nodup): Declare.
8133 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
8136 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
8138 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
8139 (try_crossjump_to_edge): Update commetns.
8140 (try_crossjump_bb): Likewise.
8142 2001-07-24 Richard Henderson <rth@redhat.com>
8144 * combine.c (distribute_notes): Move set of need_refresh
8145 for noop_move_p down to catch all cases.
8147 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
8149 * recog.c (split_all_insns_noflow): New.
8150 * rtl.h (split_all_insns_noflow): Declare.
8151 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
8152 * m68hc11.c (m68hc11_reorg): Likewise.
8153 * sh.c (machine_dependent_reorg): Likewise.
8154 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
8157 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
8159 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
8160 (ashlsi3_n splitter): Likewise.
8161 (lshrsi3_n splitter): Likewise.
8163 (GOTaddr2picreg): Make const SImode.
8164 (sym_label2reg): Likewise.
8165 (symGOT2reg): Likewise.
8166 (symGOTOFF2reg) Likewise.
8168 (casesi_worker_0): Make unspec SImode.
8170 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
8172 * config/sh/sh.c (barrier_align): Check that an operand really is
8173 an insn before extracting its INSN_CODE.
8175 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
8177 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
8180 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
8181 for SImode to prevent overflow.
8183 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8185 * config/mips/irix6-libc-compat.c: New file.
8186 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
8187 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
8190 2001-07-24 lars brinkhoff <lars@nocrew.org>
8192 * rtl.texi (REG_POINTER): Document.
8193 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
8194 QFmode, HFmode, TQFmode, QCmode, and HCmode.
8196 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
8198 * flow.c (delete_noop_moves): Do not confuse libcall regions.
8200 2001-07-23 Richard Henderson <rth@redhat.com>
8202 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
8204 2001-07-23 Kazu Hirata <kazu@hxi.com>
8206 * config/h8300/h8300-protos.h: Add a prototype for
8207 general_operand_dst_push.
8208 * config/h8300/h8300.c (general_operand_dst_push): New.
8209 * config/h8300/h8300.h (OK_FOR_T): New.
8210 (EXTRA_CONSTRAINT): Use it.
8211 * config/h8300/h8300.md (movqi_push): Remove and integrate into
8212 the existing movqi pattern.
8213 (movhi_push): Likewise.
8215 * reload.c: Fix comment typos.
8217 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
8219 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
8221 2001-07-23 H.J. Lu (hjl@gnu.org)
8223 * doc/extend.texi: Update __builtin_return_address and
8224 __builtin_frame_address.
8226 2001-07-23 Richard Henderson <rth@redhat.com>
8228 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
8230 * config/i386/i386.md: New setcc+movzbl peephole2.
8232 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8234 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
8235 * objc/objc-act.c: Include debug.h.
8236 (synth_module_prologue): Save and restore debug hooks too.
8238 2001-07-23 lars brinkhoff <lars@nocrew.org>
8240 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
8241 and C4X_FLOAT_FORMAT.
8242 (BOOL_TYPE_SIZE): Document.
8244 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
8246 * unroll.c (loop_iterations): Fix miscalculation of initial
8249 2001-07-13 Andrew Haley <aph@redhat.com>
8251 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
8252 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
8253 * config/sh/sh.c (sh_can_redirect_branch): New function.
8254 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
8255 * reorg.c (steal_delay_list_from_target): Use
8256 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
8258 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
8260 * flow.c (try_simplify_condjump): Unlink insn chain on
8261 fallthru edge; use can_fallthru.
8263 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
8265 * basic-block.h (find_sub_basic_block): Declare.
8266 * flow.c (make_edges): New arguments MIN and MAX;
8267 (find_sub_basic_blocks): Revamp to use make_edges
8268 and purge_dead_edges.
8269 (find_basic_blocks): Update call of find_sub_basic_block.
8271 * recog.c (split_all_insns): Always expect CFG to be consistent;
8272 call find_sub_basic_blocks in case something has changed.
8273 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
8276 * basic-block.h (delete_noop_moves): Declare.
8277 * combine.c (combine_instructions): Call it.
8278 (recog_for_combine): Tolerate noop moves
8279 (distribute_notes): Force refresh when register dies at noop move.
8280 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
8282 (life_analysis): Update delete_noop_moves call.
8283 (set_noop_p): Move too ...
8284 * rtlanal.c (noop_move_p): ... here.
8285 * rtl.h (noop_move_p): Declare.
8287 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
8288 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
8290 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
8291 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
8293 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
8295 * reload.c (push_reload): Fix typo in comment.
8296 (find_reloads_address): Ditto.
8297 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
8299 2001-07-22 Richard Henderson <rth@redhat.com>
8301 * flow.c: Grammar check and clarify a lot of comments.
8302 (try_simplify_condjump): Rename variables to be clearer.
8303 (try_forward_edges): Skip complex and fallthru edges.
8304 Rearrange tests to avoid duplicate checks.
8305 (flow_find_cross_jump): Likewise.
8306 (outgoing_edges_match): Allow match if neither branch has
8307 probability data. Loosen probability match to 5%.
8308 (try_crossjump_to_edge): Hoist repeated indirection into
8310 (try_crossjump_bb): Don't check complex edges. Eliminate
8311 redundant crossjump tests.
8312 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
8313 checks before more expensive checks.
8315 2001-07-22 Richard Henderson <rth@redhat.com>
8317 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
8318 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
8321 2001-07-22 Richard Henderson <rth@redhat.com>
8323 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
8324 (const_sint32_operand): Likewise.
8325 * m68k.md (anon mulsi pattern): Use const_int_operand not
8326 const_sint32_operand.
8327 (umulsi3_highpart): Zero extend a constant input.
8328 (smulsi3_highpart): Don't bother checking SImode constant.
8329 (const_umulsi3_highpart): Give op3 DImode.
8330 (const_smulsi3_highpart): Likewise.
8332 2001-07-22 Richard Henderson <rth@redhat.com>
8334 * flow.c (split_block): Make sure bb_note is included in the
8335 new block when splitting before a label.
8337 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
8339 * basic-block.h (redirect_edge_and_branch_force,
8340 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
8341 * flow.c (redirect_edge_and_branch_force,
8342 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
8343 (redirect_edge_and_branch_force): Fix copying of lifeness information.
8344 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
8345 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
8346 instead of label; update CFG after transformation.
8347 (find_if_case_1): Update call, use redirect_edge_and_branch_force
8348 for finishing the transformation; handle even case where ELSE
8349 does not follow THEN.
8350 (find_if_case_2): Update call of dead_or_predictable; simplify
8353 * emit-rtl.c (split_branch_probability): New global variable.
8354 (try_split): Take care to set split_branch_probability and
8355 create REG_BR_PROB note for new jump insns.
8356 * md.texi (define_split): Document new feature.
8358 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
8360 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
8362 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
8363 (asm_out_file): Remove redundant declaration.
8364 (assemble_asm): Remove old #if 0 block.
8365 (assemble_variable): Remove end of function; debug output is
8366 now handled with global_decl. Remove old #if 0 block. Update.
8367 Remove saved_in_section and associated no-op code.
8368 * Makefile.in (varasm.o): Correct dependencies.
8370 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
8372 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8373 the definition in defaults.h.
8375 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
8377 * jump.c: Update comments.
8378 (delete_barrier_successors, delete_unreferenced_labels,
8379 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
8380 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
8381 jump_optimize, jump_optimize_minimal): Kill.
8382 (rebuild_jump_labels): Move code from jump_optimize_1.
8383 (purge_line_number_notes): Likewise.
8384 (copy_loop_headers): Likewise.
8385 * reg-stack.c: Update comment.
8387 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
8388 JUMP_AFTER_REGSCAN): Kill.
8389 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
8390 purge_line_number_notes and copy_loop_headers.
8392 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
8393 Richard Henderson <rth@redhat.com>
8395 * dbxout.c (dbxout_global_decl): New.
8396 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8397 * sdbout.c (sdbout_finish): New.
8398 (sdbout_debug_hooks): Use it, add comments.
8399 (sdbout_global_decl): Defer initialised public vars to
8401 * varasm.c (assemble_variable): Don't output debug information
8402 for file-scope variables.
8404 2001-07-22 Richard Henderson <rth@redhat.com>
8406 * config/alpha/alpha.c (get_trap_mode_suffix): New.
8407 (get_round_mode_suffix): New.
8408 (print_operand): Use them for [/]. Remove support for [&'`()+].
8409 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
8410 * config/alpha/alpha.md (attr round_suffix): New.
8411 (attr trap_suffix): New.
8412 (all insns): Set them appropriately. Use %/ instead of the
8415 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8417 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
8419 2001-07-22 Richard Henderson <rth@redhat.com>
8421 * regrename.c (regrename_optimize): Compute nregs for each
8422 potential target register.
8424 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
8425 Richard Henderson <rth@redhat.com>
8427 * dbxout.c (dbxout_global_decl): New.
8428 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8429 * sdbout.c (sdbout_finish): New.
8430 (sdbout_debug_hooks): Use it, add comments.
8431 (sdbout_global_decl): Defer initialised public vars to
8433 * varasm.c (assemble_variable): Don't output debug information
8434 for file-scope variables.
8436 2001-07-21 H.J. Lu (hjl@gnu.org)
8438 * config/mips/mips.c (mips_cpu): Moved into ...
8439 (override_options): Here.
8441 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
8443 (mips_cpu): Removed.
8445 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8447 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
8448 ("iorqi3"): Likewise.
8449 ("xorqi3"): Likewise.
8450 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
8451 ("*subhi3_sp): Likewise.
8452 ("*subhi3"): Likewise.
8453 ("extendhisi2"): Accept D, X and Y as source operand to avoid
8456 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
8458 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
8459 * config/freebsd.h: Likewise.
8460 * config/linux.h: Likewise.
8461 * config/openbsd.h: Likewise.
8462 * config/alpha/linux-elf.h: Likewise.
8463 * config/arm/linux-elf.h: Likewise.
8464 * config/d30v/d30v.h: Likewise.
8465 * config/fr30/fr30.h: Likewise.
8466 * config/ia64/aix.h: Likewise.
8467 * config/ia64/ia64.h: Likewise.
8468 * config/mips/linux.h: Likewise.
8469 * config/pj/pj.h: Likewise.
8470 * config/rs6000/linux.h: Likewise.
8471 * config/sparc/linux.h: Likewise.
8472 * config/sparc/linux64.h: Likewise.
8474 2001-07-20 Bruce Korb <bkorb@gnu.org>
8476 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
8477 because getc() and char* may disagree on signedness.
8479 2001-07-20 Richard Henderson <rth@redhat.com>
8481 * doc/rtl.texi (REG_DEAD): Update for current semantics.
8483 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
8484 insns to delete in the presence of cc0 in a jump insn.
8486 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8487 Jan Hubicka <jh@suse.cz>
8489 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
8490 of doing the change by hand.
8492 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8494 * rtlanal.c (set_noop_p): Return true for noop jumps.
8496 * expr.c (emit_single_push_insn): Add call to push expander.
8497 * expr.h (optab_index): Add OTI_push
8498 (push_optab): New constant.
8499 * genopinit.c (optabs): Add push_optab.
8500 * optabs.c (init_optab): Init push optab.
8501 * md.texi (push??1): Document
8503 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8505 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
8506 expand to emit the pattern; put a REG_INC note for push/pop
8508 ("movdf", "movdf_internal"): Likewise.
8509 ("movsi", "movsi_internal"): Likewise.
8510 ("movsf", "movsf_internal"): Likewise.
8511 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
8513 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8515 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
8518 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
8520 * params.def: Change default max inline insns to 100.
8522 2001-07-20 Diego Novillo <dnovillo@redhat.com>
8524 * combine.c (combine_simplify_rtx): Generate a new shift operation
8525 when simplifying the first operand of a (neg (ashift)) expression.
8527 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
8529 * regclass.c (N_REG_INTS): Use only 32 bits per element.
8531 2001-07-20 Kelley Cook <kelley.cook@home.com>
8533 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
8534 information. Move rest into ...
8535 (*-*-solaris): ... here. Eliminate redundant information and
8536 reword necessary packages section. Delete 4.x assembler bug info.
8537 (sparc-sun-*): Merge into ...
8538 (sparc-sun-sunos*): here.
8540 2001-07-20 Catherine Moore <clm@redhat.com>
8542 * config/v850/v850.md (casesi): Generate LABEL_REF
8545 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
8547 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
8548 * i386.c (ix86_zero_extend_to_Pmode): Make global.
8549 * i386.md (strclrsi expander): Use it.
8551 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8553 * integrate.c (copy_insn_list): handle
8554 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
8555 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
8556 identically as to CODE_LABEL.
8558 * fold-const (fold): Convert A/B/C to A/(B*C) and
8561 * except.c (connect_post_landing_pads): Delete the RESX insns.
8563 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
8565 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
8567 * config/mips/mips.md (nmadd/nmsub): Use macro.
8569 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
8571 * cppinit.c (remove_dup_dir): Make static.
8572 (remove_dup_dirs): Make static. Only warn about preempting a
8573 system directory with a non-system directory.
8575 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8577 * ifcvt.c (noce_try_store_flag_constants): Correct order
8578 of parameters to trunc_int_for_mode.
8580 2001-07-19 Mark Mitchell <mark@codesourcery.com>
8582 * reorg.c (fill_simple_delay_slots): If an instruction might throw
8583 an exception that will be caught within this function, do not fill
8584 its delay slot with any subsequent instruction.
8586 2001-07-19 Steve Ellcey <sje@cup.hp.com>
8588 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
8589 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
8590 pointer extension instruction.
8591 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
8592 * simplify-rtx.c (simplify_unary_operation) Likewise.
8593 * explow.c (convert_memory_address) Check value of
8594 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
8596 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
8597 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
8598 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
8599 Add Multilib Support.
8600 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
8601 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
8602 Add Multilib Support.
8603 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
8605 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
8606 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
8607 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
8609 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
8611 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
8612 old and new operands in `<', `3' and `b'.
8614 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8616 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
8617 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
8618 (toplev.o): Don't depend on xcoffout.h.
8619 * c-decl.c: Include debug.h
8620 (duplicate_decls): Use debug hook.
8621 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
8622 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8623 (dbxout_types): Remove.
8624 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
8625 * debug.c (do_nothing_debug_hooks): Update.
8626 (debug_true_tree, debug_nothing_rtx): New.
8627 * debug.h (struct rtx_def): New.
8628 (struct gcc_debug_hooks): New hooks ignore_block,
8629 outlining_inline_function and label.
8630 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
8631 dwarf2out_frame_finish): New.
8632 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
8633 Make static, update prototype.
8634 (dwarf2_debug_hooks): Update.
8635 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
8636 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
8637 * dwarfout.c (dwarf_debug_hooks): Update.
8638 * emit-rtl.c: Include debug.h.
8639 (remove_unnecessary_notes): Use debug hook.
8640 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
8641 (final_scan_insn): Use debug hook.
8642 * integrate.c (output_inline_function): Use debug hook.
8643 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
8644 (sdb_debug_hooks): Update.
8645 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
8646 * toplev.c: Don't include xcoffout.h.
8647 (note_outlining_of_inline_function, debug_ignore_block): Remove.
8648 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
8650 * tree.h (dwarf2out_do_frame): Remove.
8652 2001-07-19 Catherine Moore <clm@cygnus.com>
8654 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
8656 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8658 * reload1.c (eliminate_regs_in_insn): When updating a set
8659 to the frame pointer to the hardware frame pointer, perform
8660 the update always not just when REPLACE is set.
8662 * reload1.c (choose_reload_regs): Don't inherit a reload
8663 that crosses multiple registers if registers past the first
8664 don't fit in the desired class.
8666 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
8667 when negating constants.
8669 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
8671 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
8672 * doc/tree.texi: Ditto.
8674 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
8675 Jakub Jelinek <jakub@redhat.com>
8677 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
8678 (extract_cie_info): Handle "eh" augmentation properly,
8680 (struct frame_state, __frame_state_for): New.
8682 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8684 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
8685 HANDLE_SYSV_PRAGMA): Define.
8686 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
8688 (copy_object): Caller changed.
8690 2001-07-19 Andreas Schwab <schwab@suse.de>
8692 * configure.in (assembler dwarf2 debug_line support): Define nop
8694 * configure: Regenerated.
8696 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8698 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
8700 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
8701 to conditionally compiled block.
8702 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8703 * dbxout.h (dbxout_function): Remove.
8704 * debug.c (do_nothing_debug_hooks): Update.
8705 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
8706 global_decl, deferred_inline_function.
8707 * dwarf2out.c (dwarf2_debug_hooks): Update.
8708 (dwarf2out_global_decl): New.
8709 * dwarfout.c: Don't include dwarfout.h.
8710 (dwarfout_global_decl, dwarfout_function_decl,
8711 dwarfout_deferred_inline_function): New.
8712 (dwarf_debug_hooks): Update.
8713 * dwarfout.h: Remove.
8714 * final.c: Don't include dwarfout.h.
8715 * sdbout.c (sdbout_global_decl): New.
8716 (sdbout_debug_hooks): Update.
8717 * toplev.c: Don't include dwarfout.h.
8718 (check_global_declarations, rest_of_compilation): Use new debug hooks.
8719 (note_deferral_of_defined_inline_function): Remove.
8720 * toplev.h (note_deferral_of_defined_inline_function): Remove.
8721 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
8722 * ch/lex.c: Don't include dwarfout.h.
8723 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
8724 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
8725 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
8726 * cp/optimize.c: Include debug.h.
8727 (maybe_clone_body): Use debug hook.
8728 * cp/semantics.c: Include debug.h.
8729 (expand_body): Use debug hook.
8730 * po/POTFILES.in: Remove dwarfout.h.
8732 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8734 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
8735 * c-parse.in (yyerror, _yylex): Similarly.
8736 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
8737 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
8739 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
8740 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
8742 2001-07-18 Jeff Sturm <jsturm@one-point.com>
8744 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
8745 in-class declaration at -g1. Fixes c++/2814.
8747 2001-07-18 Richard Henderson <rth@redhat.com>
8749 * doc/md.texi (reload_in/out): Document restrictions in predicates
8750 and constraints for these patterns. Document empty string matching
8753 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8755 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
8757 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8759 * cse.c: Undo my previous patch.
8761 2001-07-18 Tom Tromey <tromey@redhat.com>
8764 * configure: Rebuilt.
8765 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
8767 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
8769 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
8770 Jan Hubicka <jh@suse.cz>
8772 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
8773 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
8774 * jump.c (mark_jump_label): Do not forward branches.
8776 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
8778 * cse.c (delete_trivially_dead_insns): Delete the libcall block
8779 when return value is unused.
8781 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8783 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
8785 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
8787 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
8788 on error. We can't blindly return the result of
8789 pthread_mutex_trylock because it returns a positive number on
8790 error, while we must return -1 on error.
8791 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
8793 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
8795 2001-07-18 Andreas Jaeger <aj@suse.de>
8797 * integrate.c (output_inline_function): Correct type of debug_hooks.
8799 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
8801 * combine.c (combine_simplify_rtx): DIV can be treated
8802 associatively for floats if unsafe math optimisations are enabled.
8804 2001-07-17 Richard Henderson <rth@redhat.com>
8806 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
8808 2001-07-17 Richard Henderson <rth@redhat.com>
8810 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
8811 don't force the function address into a register.
8812 (expand_call, emit_library_call_value_1): Update callers.
8813 * builtins.c (expand_builtin_apply): Likewise.
8814 * expr.h (prepare_call_address): Update decl.
8816 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
8818 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
8820 * config/i386/chorus.h: Move up.
8821 * config/sparc/chorus.h: Likewise.
8822 * config/rs6000/chorus.h: Likewise.
8823 * config/chorus.h: Moved here.
8825 2001-07-17 Andreas Schwab <schwab@suse.de>
8827 * configure.in (assembler eh_frame optimization): Handle big
8829 * configure: Regenerated.
8831 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
8833 * expr.c (epxand_expr): Convert divisions into multiplications by
8834 reciprocals if -ffast-math.
8836 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
8838 * dbxout.c (dbxout_really_begin_function): Rename to
8839 dbxout_begin_function.
8840 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8841 (dbxout_begin_function): Remove.
8842 (dbxout_function): Update.
8843 (dbxout_source_line): Update prototype.
8844 * dbxout.h (dbxout_begin_function): Remove.
8845 * debug.c (do_nothing_debug_hooks): Update.
8846 (debug_nothing_tree): Update.
8847 (debug_nothing_charstar_rtx): Remove.
8848 * debug.h (union tree_node): Declare.
8849 (struct rtx_def): Remove.
8850 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
8851 begin_function. Change source_line prototype.
8852 (debug_nothing_tree): New.
8853 (debug_nothing_charstar_rtx): Delete.
8854 (dwarf2out_begin_prologue): Moved from ...
8856 * dwarf2out.c (dwarf2_debug_hooks): Update.
8857 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
8858 debug info, call dwarf2out_source_line.
8859 (dwarf2out_souce_line): Update prototype.
8860 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
8861 Change prototype, make static.
8862 (dwarfout_source_line): Update prototype.
8863 (dwarf_debug_hooks): Update.
8864 * dwarfout.h (dwarfout_begin_function): Remove.
8865 * final.c (final_start_function, final_scan_insn): Use appropriate
8866 debug hooks, update to use notice_source_line.
8867 (output_source_line): Rename notice_source_line. Don't call the
8868 source_line debug hook.
8869 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
8870 make static, update prototype.
8871 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
8873 (sdbout_end_prologue): New.
8874 (sdbout_source_line): Update prototype.
8875 (sdbout_debug_hooks): Update.
8876 (sdbout_symbol): Remove unused var.
8877 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
8879 * varasm.c: Include debug.h.
8880 (assemble_start_function): Use begin_function debug_hook.
8881 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8882 update with prototype.
8883 (xcoffout_source_line): Update prototype.
8884 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8886 (xcoffout_source_line): Update prototype.
8888 2001-07-17 Richard Henderson <rth@redhat.com>
8890 * c-typeck.c (build_binary_op): Do not shorten unsigned
8891 right shift after sign extension.
8893 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
8895 * combine.c (combine_simplify_rtx): Attempt to simplify
8896 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
8898 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
8899 (simplify_binary_operation, simplify_unary_operation,
8900 simplify_relational_operation): Use it.
8902 * combine.c (combine_simplify_rtx): Don't do associative law
8903 on divisions; allow associative law on floats.
8905 2001-07-17 H.J. Lu <hjl@gnu.org>
8906 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8908 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
8909 ASM_OUTPUT_WEAK_ALIAS are defined.
8910 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
8911 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
8913 * config/mips/iris5.h: ... here.
8914 (HANDLE_SYSV_PRAGMA): Defined as 1.
8915 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
8916 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
8919 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
8921 * c-parse.in (all_prefix_attributes): New variable.
8922 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
8923 (maybe_resetattrs): New production.
8924 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
8925 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
8926 notype_initdcl, nested_function, notype_nested_function,
8927 component_decl, components, components_notype,
8928 component_declarator, component_notype_declarator,
8929 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
8930 ivars, mydecl, myparm): Update. Avoid prefix attributes just
8931 after a comma being applied to more than one declarator.
8932 * doc/extend.texi (Attribute Syntax): Update. Remove
8933 documentation of bugs that are no longer present.
8935 2001-07-13 Eric Christopher <echristo@redhat.com>
8937 * config/mips/mips.h: Change TUNE_MIPS* options to use
8939 (EXTRA_SPECS): Add cc1_cpu_spec.
8940 * config/mips/mips.md (muldf3): Fix typo.
8942 2001-07-16 Richard Henderson <rth@redhat.com>
8944 * config/m68k/m68k.c: Include expr.h and reload.h.
8945 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
8946 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
8948 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8949 Richard Henderson <rth@redhat.com>
8951 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
8952 (insn_live_p): Fix fall off end of function.
8953 (dead_libcall_p): Remove COUNTS argument; update callers.
8954 (delete_trivially_dead_insns): Remove unused variables.
8956 2001-07-17 Andreas Jaeger <aj@suse.de>
8958 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
8961 * lcm.c (optimize_mode_switching): Avoid warning for unused
8962 variable if !NORMAL_MODE.
8964 * flow.c (try_crossjump_to_edge): Remove unused variable.
8966 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8968 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
8969 atexit declaration in stdlib.h.
8971 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
8973 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
8975 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8977 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
8978 * except.c (finish_eh_generation): Update call of cleanup_cfg;
8979 do rebuild_jump_labels instead of jump_optimize
8980 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
8981 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
8982 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
8984 * flow.c: Include timevar.h
8985 (find_basic_block): Push/pop timevar;
8986 (cleanup_cfg): Likewise.
8987 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
8988 * Makefile: Add dependencies on timevar.h
8990 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
8991 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
8993 * rtl.h (delete_trivially_dead_insns): Add new parameter.
8994 * toplev.c (rest_of_compilation): Update calls.
8995 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
8996 (delete_trivially_dead_insns): ... here; accept new argument
8997 preserve_basic_blocks; preserve basic blocks if set.
8999 * reg-stack.c (stack_regs_mentioned): Return 0 if
9000 stack_regs_mentioned_data is not initialized.
9001 (reg_to_stack): Make stack_regs_mentioned survive after the
9002 reg-stack is completted; do not call cleanup_cfg.
9003 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
9004 make cleanup_cfg after bb-reorder to output to debug file.
9006 2001-07-16 Richard Henderson <rth@redhat.com>
9008 * regclass.c (init_reg_sets): Use only 32 bits per initializer
9009 from int_reg_class_contents.
9011 2001-07-16 Richard Henderson <rth@redhat.com>
9013 * hard-reg-set.h (regs_invalidated_by_call): Declare.
9014 * regclass.c (regs_invalidated_by_call): Move from cse.c.
9015 (init_reg_sets_1): Move initialization from cse_main.
9016 * cse.c (regs_invalidated_by_call): Move to regclass.c.
9017 (cse_main): Move its initialization also.
9018 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
9019 * flow.c (propagate_one_insn): Likewise.
9020 * gcse.c (compute_hash_table): Likewise.
9021 (compute_kill_rd, compute_store_table): Likewise.
9022 * sched-deps.c (sched_analyze_1): Likewise.
9024 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
9026 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
9029 2001-07-16 Steve Ellcey <sje@cup.hp.com>
9031 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
9032 in if statement so we don't access undefined memory.
9034 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
9036 * gcse.c: Update comment at top.
9037 Update comment on mem handling.
9038 mem_last_set, mem_first_set, mem_set_in_block: gone.
9039 Declaration of reg_set_info: gone.
9040 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
9041 pointless with load_killed_in_block_p (they are *more*
9042 conservative then it, not less, and less accurate).
9043 (oprs_not_set_p): Ditto.
9044 (alloc_gcse_mem): Don't allocate mem_set_in_block
9045 (free_gcse_mem): Don't free it, either.
9046 (record_last_mem_set_info): Update comment in front, remove
9047 mem_*set_* stuff. Note the reason we don't handle stores directly
9049 (compute_hash_table): Update comments to reflect reality. Remove
9050 mem_*set_* references.
9051 (reset_opr_set_tables): Remove mem_*set_* references.
9053 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
9054 (mark_clobber): Ditto (on both parts, we double set here too).
9055 (expr_killed_p): Remove mem_set_in_block test.
9056 (compute_transp): Remove mem_set_in_block test.
9058 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
9059 of edge, and removal of phi alternative to dump file.
9060 (ssa_ccp_substitute_constants): Add note about register now being
9061 constant, and which uses were replaced in what insns to dump file.
9063 2001-07-16 Andreas Jaeger <aj@suse.de>
9065 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
9066 variables of type HOST_WIDEST_INT.
9068 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
9069 (__bb_exit_func): Correct type of count_max to avoid overflow.
9070 (num_digits): Handle long long argument.
9072 * combine.c (gen_lowpart_for_combine): Remove unused variable.
9074 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9076 * output.h (sdb_begin_function_line): Restore as an extern
9078 * sdbout.c (sdb_begin_function_line): Make extern.
9080 2001-07-15 Richard Henderson <rth@redhat.com>
9082 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
9083 * genrecog.c (maybe_both_true_mode): New.
9084 (maybe_both_true_2): Use it.
9085 (write_switch): Don't put Pmode in a switch.
9086 * rtl.c (mode arrays): Don't explicitly size them.
9088 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9090 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
9091 handling; move unconditional splitting before mode switching.
9093 * i386.md (type): Add fistp type.
9094 (i387, length_attr, scheduling definitions): Handle this type.
9095 (fix_trunc?f?i2): Revamp to use mode switching.
9096 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
9097 * i386.h (fp_cw_mode): New enum
9098 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
9099 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
9101 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9103 * Makefile.in (integrate.o): Add debug.h.
9104 * integrate.c (debug.h): Add.
9105 (output_inline_function): Save, reset, and restore debug_hooks.
9107 2001-07-15 Richard Henderson <rth@redhat.com>
9109 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
9110 instead of COMPARE for the EQUIV expression.
9112 2001-07-15 Richard Henderson <rth@redhat.com>
9114 * flow.c (redirect_edge_and_branch_force): Initialize
9115 global_live_at_start and global_live_at_end.
9116 (allocate_bb_life_data): Export.
9117 * basic-block.h (allocate_bb_life_data): Declare.
9118 * toplev.c (rest_of_compilation): Call it.
9120 2001-07-15 Richard Henderson <rth@redhat.com>
9122 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
9123 (alpha_tablejump_best_label): New.
9124 * config/alpha/alpha-protos.h: Declare them.
9125 * config/alpha/alpha.md: Use braced strings for code blocks.
9126 (tablejump_osf): Break out add with r29.
9127 (tablejump_osf_internal): Remove.
9128 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
9129 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
9131 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9133 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
9136 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
9138 * i386-protos.h (ix86_split_fp_branch): Update prototype.
9139 (ix86_fp_jump_nontrivial_p): New.
9140 * i386.md (fp_jcc_?): Update call of split_fp_branch;
9141 use ix86_fp_jump_nontrivial_p.
9142 * i386.c (ix86_fp_jump_nontrivial_p): New.
9143 (ix86_split_fp_branch): Accept code instead of rtx.
9144 (ix86_expand_compare): Expand comparison early in case
9145 doing so is resonably cheap.
9147 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
9149 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
9151 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
9152 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
9154 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
9156 * dbxout.c (dbxout_source_line): Make static, update prototype.
9157 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
9158 (dbxout_init, dbxout_finish, dbxout_source_line,
9159 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
9160 * dbxout.h (dbxout_source_line): Delete.
9161 * debug.c (debug_nothing_file, debug_nothing_file_int,
9162 debug_nothing_file_charstar_rtx): New.
9163 (do_nothing_debug_hooks): Update.
9164 (debug_nothing_void, debug_nothing_charstar_rtx,
9165 dwarf2out_end_epilogue): New.
9166 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
9167 * debug.h (struct rtx_def): Declare.
9168 (gcc_debug_hooks): New hooks source_line, end_epilogue
9170 (debug_nothing_void, debug_nothing_charstar_rtx,
9171 dwarf2out_end_epilogue): New.
9172 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
9173 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
9174 (dwarf2_debug_hooks): Update.
9175 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
9176 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
9177 * dwarf2out.h (dwarf2out_source_line): Remove.
9178 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
9179 Make static, update prototype.
9180 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
9181 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
9182 (dwarf_debug_hooks): Update.
9183 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
9184 dwarfout_end_function): Remove.
9185 * final.c (profile_function): Use debug hooks for ending functions
9187 (output_source_line, final_end_function): Update prototype,
9189 (final_start_function, final_scan_insn): Update.
9190 * output.h (sdb_begin_function_line): Remove.
9191 (final_end_function): Update prototype.
9192 * sdbout.c (sdb_begin_function_line): Make static.
9193 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
9194 (sdbout_source_line): New.
9195 (sdbout_end_epilogue, sdbout_end_function): Make static, update
9197 (sdb_debug_hooks): Update.
9198 (sdbout_init, sdbout_source_line,
9199 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
9200 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
9201 * toplev.c (compile_file, rest_of_compilation): Update.
9202 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
9203 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
9204 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
9205 Update for prototype changes.
9206 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
9207 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
9209 2001-07-15 Richard Henderson <rth@redhat.com>
9211 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
9212 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
9213 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
9214 * config/alpha/alpha.c: Likewise.
9215 * config/alpha/alpha.md: Likewise.
9216 * config/alpha/alpha32.h: Likewise.
9217 * config/alpha/vms.h: Likewise.
9220 2001-07-14 Richard Henderson <rth@redhat.com>
9222 * config/alpha/alpha.md: Use define_constants for unspec values.
9223 Substitute throughout.
9225 2001-07-14 Tim Josling <tej@melbpc.org.au>
9227 * tree.def (EXPON_EXPR) remove. Never supported anyway.
9229 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
9231 * pa.md: Remove unused constraints from define_split's.
9233 2001-04-14 Richard Henderson <rth@redhat.com>
9235 * ifcvt.c (find_cond_trap): Test for exit block.
9237 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
9239 Re-install recently reverted patch.
9240 * emit-rtl.c (try_split): Update mark_jump_label call.
9241 * flow.c (find_sub_basic_blocks): Likewise.
9242 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
9244 (mark_all_labels): Kill second parameter.
9245 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
9246 (rebuild_jump_labels, jump_optimize_minimal): Update call
9248 (jump_optimize_1): Kill crossjumping code.
9249 (mark_jump_label): Kill cross_jump parameter.
9250 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
9251 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
9252 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
9254 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
9256 (dump_file_info): Likewise.
9257 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
9258 reorganize passes to do reg-stack first, bb-reorder second.
9259 * invoke.texi (-d letters doc): Remove the jump2 pass.
9261 2001-07-14 Richard Henderson <rth@redhat.com>
9263 * ifcvt.c (find_cond_trap): New.
9264 (find_if_header): Call it.
9265 (merge_if_block): Relax existing jump sanity check.
9266 * jump.c (jump_optimize_1): Remove conditional trap handling.
9268 2001-07-14 Alan Modra <amodra@bigpond.net.au>
9270 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
9272 (insn_refs_are_delayed): Correct comment.
9273 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
9274 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
9275 instead of r31. Make associated insn !TARGET_64BIT, and
9276 provide an additional 64-bit insn that clobbers r2.
9278 (udivsi3): Likewise.
9280 (umodsi3): Likewise.
9282 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
9284 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
9286 * flow.c (redirect_edge_and_branch_force, split_edge,
9287 try_crossjump_to_edge): Use set_block_for_new_insns.
9288 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
9290 2001-07-13 H.J. Lu (hjl@gnu.org)
9292 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
9295 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
9297 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
9299 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
9301 * c-common.c (decl_attributes): Take a pointer to the node to
9302 which attributes are to be attached, and a flags argument.
9303 * c-common.h (enum attribute_flags): New.
9304 (decl_attributes): Update prototype.
9305 * c-decl.c (start_decl, push_parm_decl, finish_struct,
9306 finish_enum, start_function): Update calls to decl_attributes.
9307 * c-parse.in (component_declarator, component_notype_declarator,
9308 label): Update calls to decl_attributes.
9310 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
9312 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
9313 * config/avr/avr.c (legitimate_address_p): Return value changed
9314 from letter to register classes. For better debugging.
9316 2001-07-13 Kazu Hirata <kazu@hxi.com>
9318 * jump.c (reversed_comparison_code_parts): Fix comment typos.
9320 2001-07-13 H.J. Lu (hjl@gnu.org)
9322 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
9324 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
9326 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
9327 correctly for shared configurations.
9328 * config/t-libgcc-pic: New.
9329 * config/{i386,m68k,sparc}/t-openbsd: New.
9330 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
9331 Support -shared. Support debugging libraries with -g.
9332 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
9333 frame information does not emit pointer diffs.
9334 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
9337 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
9339 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
9341 2001-07-13 David Edelsohn <edelsohn@gnu.org>
9343 * combine.c (try_combine): Ensure const_int pow2 is positive.
9345 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
9347 * config.gcc: Add configuration for s/390.
9348 * config/s390/s390.c: New. Subroutines for code generation.
9349 * config/s390/s390.h: New. Definitions for s/390.
9350 * config/s390/s390-protos.h: New. Prototypes.
9351 * config/s390/linux.h: New. Definitions for linux for s/390.
9352 * config/s390/linux64.h: New. Definitions for linux for zSeries.
9353 * config/s390/t-linux: New. Makefile fragment.
9354 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
9355 * config/s390/fixdfdi.h: New. Fix L_fix*di.
9357 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
9359 * emit-rtl.c (try_split): Update mark_jump_label call.
9360 * flow.c (find_sub_basic_blocks): Likewise.
9361 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
9363 (mark_all_labels): Kill second parameter.
9364 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
9365 (rebuild_jump_labels, jump_optimize_minimal): Update call
9367 (jump_optimize_1): Kill crossjumping code.
9368 (mark_jump_label): Kill cross_jump parameter.
9369 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
9370 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
9371 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
9373 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
9375 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
9376 reorganize passes to do reg-stack first, bb-reorder second.
9377 * invoke.texi (-d letters doc): Remove the jump2 pass.
9379 2001-07-12 Steve Ellcey <sje@cup.hp.com>
9381 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
9383 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9385 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
9387 (verify_flow_info): Make diagnostics prettier.
9389 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9391 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
9393 * flow.c (outgoing_edges_match): Return early if condition reversal
9396 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
9398 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
9399 (mips_move_2words): When splitting a move into two instructions,
9400 prefix the second address operand with '%D'.
9402 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
9404 * Makefile.in (final.o): Depend on debug.h.
9405 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
9406 (dbx_debug_hooks): Add new hooks.
9407 (xcoff_debug_hooks): New.
9408 * debug.c (debug_nothing_file_int_int): New.
9409 (do_nothing_debug_hooks): Update.
9410 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
9411 (debug_nothing_file_int_int): New.
9412 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
9413 static, update prototype.
9414 (dwarf2_debug_hooks): Update.
9415 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
9416 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
9417 static, update prototype.
9418 (dwarf_debug_hooks): Update.
9419 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
9420 * final.c: Include debug.h.
9421 (final_scan_insn): Use debug hooks when beginning and ending blocks.
9422 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
9423 static, update prototype.
9424 (sdb_debug_hooks): Update.
9425 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
9426 * toplev.c: Distinguish between xcoff and dbx.
9428 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
9429 Call all debug hooks, not just dwarf ones.
9431 2001-07-11 Timothy Wall <twall@redhat.com>
9433 * config.gcc: Add configuration for AIX5/IA64.
9434 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
9435 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
9436 support prefix/suffix code.
9437 * config/ia64/t-aix: New. Makefile fragment.
9438 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
9440 2001-07-11 Kazu Hirata <kazu@hxi.com>
9442 * recog.c (validate_change): Fix a comment typo.
9444 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
9446 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
9447 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
9449 * dbxout.c (dbx_debug_hooks): Add new hooks.
9450 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
9452 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
9454 * dbxout.h (dbxout_start_new_source_file,
9455 dbxout_resume_previous_source_file): Delete.
9456 * debug.c (do_nothing_debug_hooks): Add new hooks.
9457 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9458 (debug_nothing_int_charstar, debug_nothing_int): New.
9459 * debug.h (gcc_debug_hooks): New hooks define, undef,
9460 start_source_file and end_source_file.
9461 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9462 (debug_nothing_int_charstar, debug_nothing_int): New.
9463 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
9464 the conditionally compiled section.
9465 (dwarf2out_start_source_file, dwarf2out_end_source_file,
9466 dwarf2out_define, dwarf2out_undef): Make static.
9467 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
9468 dwarf2out_define, dwarf2out_undef): Remove.
9469 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
9470 (dwarfout_start_source_file, dwarfout_end_source_file,
9471 dwarfout_define, dwarfout_undef): Make static.
9472 (dwarfout_start_source_file_check,
9473 dwarfout_end_source_file_check): New.
9474 (dwarfout_define, dwarfout_finish): Update.
9475 * dwarfout.h (dwarfout_start_new_source_file,
9476 dwarfout_resume_previous_source_file, dwarfout_define,
9477 dwarfout_undef): Remove.
9478 * sdbout.c (sdb_debug_hooks): Add new hooks.
9479 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
9481 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
9482 make static, take an arg.
9483 * sdbout.h (sdbout_start_new_source_file,
9484 sdbout_resume_previous_source_file): Delete.
9485 * toplev.c (debug_start_source_file, debug_end_source_file,
9486 debug_define, debug_undef): Delete.
9487 * toplev.h (debug_start_source_file, debug_end_source_file,
9488 debug_define, debug_undef): Delete.
9490 * java/jcf-parse.c: Include debug.h.
9491 (parse_class_file): Update to use debug hooks directly.
9492 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
9494 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9496 * alias.c (set_mem_alias_set): New function.
9497 * rtl.h (set_mem_alias_set): Declare it.
9498 * builtins.c (expand_builtin_return_addr): Call it instead of
9499 using MEM_ALIAS_SET accessor.
9500 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
9501 (get_memory_rtx, expand_builtin_va_arg): Likewise.
9502 (expand_builtin_va_copy):Likewise.
9503 * caller-save.c (setup_save_areas): Likewise.
9504 * calls.c (compute_argument_addresses): Likewise.
9505 * explow.c (set_mem_attributes): Likewise.
9506 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
9507 (expand_assignment, store_constructor_field, store_field): Likewise.
9508 (expand_expr_unaligned): Likewise.
9509 * function.c (assign_stack_temp_for_type): Likewise.
9510 (put_reg_into_stack, gen_mem_addressof): Likewise.
9511 * ifcvt.c (noce_try_cmove_arith): Likewise.
9512 * reload1.c (reload, alter_reg): Likewise.
9513 * config/alpha/alpha.c (get_aligned_mem): Likewise.
9514 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
9515 (alpha_expand_unaligned_store): Likewise
9516 (alpha_expand_unaligned_load_words): Likewise.
9517 (alpha_expand_unaligned_store_words): Likewise.
9518 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
9519 (alpha_expand_epilogue): Likewise.
9520 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
9521 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
9522 * config/i386/i386.c (legitimize_pic_address): Likewise.
9523 * config/i960/i960.c (setup_incoming_varargs): Likewise.
9524 * config/ia64/ia64.c (spill_restore_mem): Likewise.
9525 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
9526 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
9527 * config/mips/mips.c (mips_va_arg): Likewise.
9528 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9529 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
9530 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9531 (setup_incoming_varargs, rs6000_va_arg): Likewise.
9532 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
9533 (rs6000_emit_epilogue): Likewise.
9534 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
9535 * config/sparc/sparc.c (sparc_va_arg): Likewise.
9536 * config/v850/v850.c (v850_va_arg): Likewise.
9538 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
9540 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
9541 when fallthru edge is present.
9542 (mege_blocks): Handle case where creation of jump insn
9545 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
9546 CLEANUP_POST_REGSTACK): New constants.
9547 * except.c (finish_eh_generation): Update call of cleanup_cfg,
9548 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
9549 * output.h (cleanup_cfg): Update prototype.
9550 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
9551 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
9552 cleanup_cfg call; kill missleading comment.
9553 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
9554 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
9555 parameter; control optimizations performed using it.
9556 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
9557 try_crossjump_bb): New functions.
9559 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9561 * pa.c (pa_output_function_prologue): Delete prototype. Make function
9563 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
9564 pa_output_function_prologue.
9565 * pa-protos.h (pa_output_function_prologue): New prototype.
9567 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9569 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
9570 and low to get correct sign extension in low+high test.
9572 2001-07-11 Janis Johnson <janis@us.ibm.com>
9574 * gcov.c (arcdata): Use gcov_type to fix branch percentage
9575 for large hit count.
9577 * profile.c (branch_prob): Fix .bbg info for computed gotos
9580 2001-07-11 Mark Mitchell <mark@codesourcery.com>
9582 * stmt.c (parse_output_constraint): New function, split out
9584 (expand_asm_operands): ... here. Use parse_output_constraint.
9585 * tree.h (parse_output_constraint): Declare it.
9587 2001-07-11 Richard Henderson <rth@redhat.com>
9589 * bitmap.c: Comment some functions; fiddle whitespace.
9590 (bitmap_free): Don't export.
9591 (bitmap_element_allocate): Use memset.
9592 * bitmap.h (bitmap_free): Don't declare.
9594 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
9596 * gcse.c, lcm.c, sched-deps.c:
9597 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
9599 * flow.c (flow_loops_find): Free dom if we found no loops, since
9600 we aren't going to save it.
9602 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
9605 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
9607 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
9609 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9611 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
9612 #ifndef DWARF2_DEBUGGING_INFO.
9614 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9616 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
9618 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9620 * config/mips/mips.c (gen_int_relational): Tell the caller not to
9621 reverse a branch if a NE comparison is implemented with GTU.
9623 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9624 H.J. Lu <hjl@gnu.org>
9626 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
9628 (call_internal2): Likewise.
9629 (call_value_internal1): Likewise.
9630 (call_value_internal2): Likewise.
9631 (call_value_multiple_internal1): Likewise.
9632 (call_value_multiple_internal2): Likewise.
9634 2001-07-10 Kazu Hirata <kazu@hxi.com>
9636 * calls.c (emit_library_call_value_1): Fix a comment typo.
9637 * dwarf2out.c (mem_loc_descriptor): Likewise.
9638 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
9640 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
9642 * simplify-rtx.c (simplify_subreg): Fix typo in comment
9644 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9646 * recog.c (offsettable_address_p): Handle LO_SUM case.
9647 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
9648 instead of plus_constant.
9650 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9652 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
9653 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
9655 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9657 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
9658 adjust_address_nv instead of plus_constant.
9660 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
9662 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
9663 dwarf2out.o): Depend on debug.h, wrap long lines.
9664 * dbxout.c: Include debug.h.
9665 (dbx_debug_hooks): New.
9666 (dbxout_init): Make static, take just 2 args.
9667 (dbxout_finish): Make static.
9668 * dbxout.h (dbxout_init, dbxout_finish): Delete.
9669 * debug.c: New file.
9670 * debug.h: New file.
9671 * dwarf2out.c: Include debug.h.
9672 (dwarf2_debug_hooks): New.
9673 (dwarf2out_init): Make static.
9674 (dwarf2out_finish): Make static, take 2 args.
9675 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
9676 * dwarfout.c: Include debug.h.
9677 (dwarf_debug_hooks): New.
9678 (dwarfout_init): Make static.
9679 (dwarfout_finish): Make static, take 2 args.
9680 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
9681 * sdbout.c: Include debug.h.
9682 (sdb_debug_hooks): New.
9683 (sdbout_init): Make static, take 2 args.
9684 * sdbout.h (sdbout_init): Delete.
9685 * toplev.c: Include debug.h.
9687 (compile_file): Set deubg_hooks based on command line options.
9688 Use the hooks unconditionally rather than conditional compilation.
9690 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
9692 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
9693 first_insn_after_basic_block_note instead.
9695 * df.c (df_bb_refs_unlink): #if 0 out for now.
9697 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
9699 * ssa.h: Add prototype for ssa_const_prop
9700 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
9701 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
9702 (ssa_fast_dce): Remove unused variable
9704 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9706 * diagnostic.c (finish_diagnostic): Rename to
9707 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
9710 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
9712 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
9715 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
9716 (dump_file): Only pad the demangled name with spaces if the
9717 mangled name was padded with spaces.
9719 2001-07-10 Bernd Schmidt <bernds@redhat.com>
9721 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
9724 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9726 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
9727 extraction if no direct load if either EXPAND_CONST_ADDRESS or
9730 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
9731 whether can put offset inside LO_SUM to check mode alignment, not size.
9733 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9735 * doc/tm.texi (Misc): Fix thinko.
9737 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
9739 * regmove.c (replace_in_call_usage): Fix warnings.
9740 * sched-deps.c (add_dependence): Fix warnings.
9741 * simplify-rtx.c (simplify_subreg): Likewise.
9742 Return NULL_RTX instead of NULL.
9744 * reg-stack.c (emit_swap_insn): Eliminate warnings.
9745 (subst_asm_stack_regs): Likewise.
9747 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
9750 * dwarf2out.c (output_call_frame_info): Declare i as int.
9751 (build_abbrev_table): Declare n_alloc as int.
9752 (dwarf2out_finish): Initialize die.
9753 * except.c: Declare sjlj_funcdef_number as unsigned.
9754 (connect_post_landing_pads): Declare j as unsigned.
9755 (convert_to_eh_region_ranges): Initialize call_site.
9756 (output_function_exception_table): Initialize tt_format_size.
9757 * expr.c (move_by_pieces_1): Initialize to1.
9758 (store_constructor): Initialize minelt and maxelt.
9759 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
9760 * function.c (instantiate_decls): Avoid signed/unsigned warning.
9762 * c-decl.c (combine_parm_decls): Unused, remove.
9763 * c-tree.h: Remove prototype for combine_parm_decls.
9765 * reload.c (push_reload): Fix warning.
9766 (regno_clobbered_p): Likewise.
9767 * reload1.c (replace_pseudos_in_call_usage): Likewise.
9768 (reload_combine): Likewise.
9770 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
9771 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
9773 * bitmap.c (bitmap_operation): Change user.
9774 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
9776 2001-07-10 Eric Christopher <echristo@redhat.com>
9778 * config/mips/mips.c (override_options): Fix typo.
9780 2001-07-09 Stan Shebs <shebs@apple.com>
9782 * target.h (struct gcc_target): New fields init_builtins and
9784 * target-def.h (TARGET_INIT_BUILTINS): New macro.
9785 (TARGET_EXPAND_BUILTIN): New macro.
9786 (TARGET_INITIALIZER): Add them.
9787 * builtins.c: Include target.h.
9788 (expand_builtin): Use targetm.expand_builtin.
9789 (default_init_builtins): New function.
9790 (default_expand_builtin): New function.
9791 * expr.h (default_init_builtins): Declare.
9792 (default_expand_builtin): Declare.
9793 * c-common.c (c_common_nodes_and_builtins): Use
9794 targetm.init_builtins.
9795 * defaults.h (MD_INIT_BUILTINS): Remove.
9796 * Makefile.in (builtins.o): Depend on target.h.
9798 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
9799 (TARGET_EXPAND_BUILTIN): Define.
9800 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
9801 (MD_EXPAND_BUILTIN): Remove.
9803 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
9804 (TARGET_EXPAND_BUILTIN): Define.
9805 (c4x_init_builtins): Make endlink arg a local.
9806 (c4x_print_operand): Fix typos in adjust_address usages.
9807 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
9808 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
9809 (MD_EXPAND_BUILTIN): Remove.
9811 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
9812 (TARGET_EXPAND_BUILTIN): Define.
9813 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
9814 (ix86_init_builtins): Call new function only if TARGET_MMX.
9815 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
9816 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
9817 (MD_EXPAND_BUILTIN): Remove.
9819 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
9820 (TARGET_EXPAND_BUILTIN): Define.
9821 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
9822 (MD_EXPAND_BUILTIN): Remove.
9824 * doc/tm.texi: Document these changes.
9826 2001-07-09 Diego Novillo <dnovillo@redhat.com>
9828 * basic-block.h (tree_node): Forward declare if needed.
9829 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
9830 (BLOCK_HEAD_TREE): Define.
9831 (BLOCK_END_TREE): Define.
9832 (struct loops): Rename field 'tree' to 'tree_root'.
9833 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
9835 (flow_loops_tree_build): Rename reference to field 'tree' to
9837 (flow_loops_level_compute): Ditto.
9838 * predict.c (estimate_bb_frequencies): Ditto.
9839 * tree.h (struct tree_common): Add field 'aux'.
9841 2001-07-09 Stan Shebs <shebs@apple.com>
9843 * config/darwin.c (darwin_encode_section_info): Don't mark any
9844 DECL_EXTERNAL node as defined.
9846 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9848 * pa.c (pa_init_machine_status, pa_mark_machine_status,
9849 pa_free_machine_status, hppa_init_pic_save): Delete.
9850 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
9851 (hppa_profile_hook): Use hppa_pic_save_rtx.
9852 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
9853 hppa_init_pic_save): Delete.
9854 (hppa_pic_save_rtx): Declare.
9855 * pa.md (call, call_value, sibcall, sibcall_value,
9856 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
9858 2001-07-09 Kazu Hirata <kazu@hxi.com>
9860 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
9861 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
9863 2001-07-09 Andreas Jaeger <aj@suse.de>
9865 * output.h: Add declaration of final_forward_branch_p.
9867 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
9869 * varray.c: Include errors.h for internal_error and trim_filename
9872 * Makefile.in (varray.o): Add errors.h.
9874 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
9876 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
9877 * optabs.c (have_add2_insn): Check whether the add insn chosen
9878 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
9879 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
9881 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
9883 * Makefile.in (OBJS): Add ssa-ccp.o
9884 (ssa-ccp.o): Add dependencies.
9885 * toplev.c (DFI_ssa_ccp): New dump file enum.
9886 (dump_file): Add entry for dumping after SSA CCP.
9887 (flag_ssa_ccp): New flag variable.
9888 (f_options): Add -fssa-ccp.
9889 (rest_of_compilation): Run SSA CCP if requested.
9890 * timevar.def (TV_SSA_CCP): New timevar.
9891 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
9892 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
9893 Fix minor typo in SSA DCE documentation.
9894 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
9895 Add documentation for new dump option. Renumber dump files
9898 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9900 * emit-rtl.c (gen_highpart_mode): New.
9901 * rtl.h (gen_highpart_mode): Declare.
9902 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
9903 operand can be VOIDmode constant.
9905 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
9907 * flow.c (redirect_edge_and_branch_force): New.
9908 (can_fallthru): Ensure that basic blocks are succeeding.
9909 (try_optimize_cfg): Do not delete basic block if it is the last one.
9911 * flow.c (try_redirect_by_replacing_jump): Do not remove
9912 jumps with side effects, unlink chain on fallthru edge;
9913 set block for new jump instruction; avoid basic block to
9914 over by line number note.
9916 * flow.c (try_simplify_condjump): Verify that the condjump
9917 is not always falling trought.
9920 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9922 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9923 (try_redirect_by_replacing_jump): Update properly the count
9924 and frequency information.
9926 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9928 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
9929 address that is a LO_SUM specially.
9930 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
9932 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
9934 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
9935 (operand_subword): Use them.
9936 (change_address_1): Renamed from change_address; new arg VALIDATE.
9937 * expr.h: Reflect above changes; change_address now macro.
9938 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
9940 * cselib.c (add_mem_for_addr): Likewise.
9941 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
9942 * regmove.c (try_apply_stack_adjustment): Likewise.
9943 * reload.c (push_reload, make_memloc): Likewise.
9944 * reload1.c (eliminate_regs): Likewise.
9945 * simplify-rtx.c (simplify_replace_rtx): Likewise.
9946 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
9948 * combine.c (make_extraction, simplify_shift_const): Likewise.
9949 (gen_lowpart_for_combine): Likewise.
9950 * cse.c (gen_lowpart_if_possible): Likewise.
9951 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
9952 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
9953 * optabs.c (gen_move_insn): Likewise.
9954 * reload1.c (alter_reg): Likewise.
9955 * simplify-rtx.c (simplify_subreg): Likewise.
9956 * stmt.c (expand_anon_union_decl): Likewise.
9957 * recog.c (validate_replace_rtx_1): Likewise.
9959 * Makefile.in (recog.o): Add $(EXPR_H).
9960 * explow.c (stabilize): Call replace_equiv_address.
9961 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
9962 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
9964 2001-07-03 Andrew Haley <aph@redhat.com>
9966 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
9967 the mode of the memory location.
9969 2001-07-09 Bo Thorsen <bo@suse.co.uk>
9971 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
9973 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
9975 * final.c (output_addr_const): Use target opening and
9976 closing parentheses.
9977 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
9978 defaults, add to TARGET_ASM_OUT.
9979 * target.h (struct gcc_target): Add open_paren and close_paren.
9980 * doc/md.texi: Update.
9981 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
9982 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
9983 TARGET_ASM_CLOSE_PAREN.
9984 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9986 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9988 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
9989 * config/a29k/a29k.h: Similarly.
9990 * config/alpha/alpha.h: Similarly.
9991 * config/arc/arc.h: Similarly.
9992 * config/arm/aof.h: Similarly.
9993 * config/arm/aout.h: Similarly.
9994 * config/avr/avr.h: Similarly.
9995 * config/c4x/c4x.h: Similarly.
9996 * config/clipper/clipper.h: Similarly.
9997 * config/convex/convex.h: Similarly.
9998 * config/d30v/d30v.h: Similarly.
9999 * config/dsp16xx/dsp16xx.h: Similarly.
10000 * config/elxsi/elxsi.h: Similarly.
10001 * config/fr30/fr30.h: Similarly.
10002 * config/h8300/h8300.h: Similarly.
10003 * config/i370/i370.h: Similarly.
10004 * config/i386/i386.h: Similarly.
10005 * config/i860/i860.h: Similarly.
10006 * config/i960/i960.h: Similarly.
10007 * config/ia64/ia64.h: Similarly.
10008 * config/m32r/m32r.h: Similarly.
10009 * config/m68hc11/m68hc11.h: Similarly.
10010 * config/m68k/m68k.h: Similarly.
10011 * config/m88k/m88k.h: Similarly.
10012 * config/mcore/mcore.h: Similarly.
10013 * config/mips/mips.h: Similarly.
10014 * config/mn10200/mn10200.h: Similarly.
10015 * config/mn10300/mn10300.h: Similarly.
10016 * config/ns32k/ns32k.h: Similarly.
10017 * config/pa/pa.h: Similarly.
10018 * config/pdp11/pdp11.h: Similarly.
10019 * config/pj/pj.h: Similarly.
10020 * config/romp/romp.h: Similarly.
10021 * config/rs6000/rs6000.h: Similarly.
10022 * config/sh/sh.h: Similarly.
10023 * config/sparc/sparc.h: Similarly.
10024 * config/v850/v850.h: Similarly.
10025 * config/vax/vax.h: Similarly.
10026 * config/we32k/we32k.h: Similarly.
10028 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
10030 * doc/c-tree.texi: Document representation of attributes.
10032 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10034 * doc/tm.texi: Update some places for the rename of target to
10037 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10039 * target.h (struct gcc_target): Add insert_attributes.
10040 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
10041 (TARGET_INITIALIZER): Update.
10042 * tree.c, tree.h (default_insert_attributes): New function.
10043 Update comments on other default functions to refer to targetm,
10045 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
10046 TARGET_INSERT_ATTRIBUTES.
10047 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
10048 * c-common.c (decl_attributes): Use targetm.insert_attributes.
10049 Don't use PRAGMA_INSERT_ATTRIBUTES.
10050 * Makefile.in (c-common.o): Depend on $(TARGET_H).
10051 * c-decl.c (start_decl, start_function): Don't call
10052 SET_DEFAULT_DECL_ATTRIBUTES.
10053 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
10054 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
10056 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
10057 (c4x_check_attribute): Avoid modifying attribute list itself.
10058 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
10060 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
10061 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
10063 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
10064 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
10066 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
10067 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
10069 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
10070 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
10071 Adjust parameters. Make static.
10073 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10075 * c-common.c (decl_attributes): Only take a single attributes
10077 * c-common.h (decl_attributes): Update prototype.
10078 * c-decl.c (start_decl, start_function): Only take a single
10079 attributes parameter. Update calls to decl_attributes.
10080 (finish_struct, finish_enum): Update calls to decl_attributes.
10081 (push_parm_decl): Expect unified list of attributes. Update call
10082 to decl_attributes.
10083 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
10084 notype_nested_function, component_declarator,
10085 component_notype_declarator, label): Update calls to
10087 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
10088 lists that are passed to push_parm_decl.
10089 * c-tree.h (start_function, start_decl): Update prototypes.
10090 * config/sh/sh-protos.h, config/sh/sh.c
10091 (sh_pragma_insert_attributes): Only take a single attributes
10093 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
10094 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
10095 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
10096 build_module_descriptor, generate_static_references,
10097 generate_strings, build_selector_translation_table,
10098 generate_descriptor_table, generate_protocols,
10099 generate_ivars_list, generate_dispatch_table,
10100 generate_protocol_list, generate_category,
10101 generate_shared_structures, really_start_method, add_objc_decls,
10102 generate_classref_translation_entry): Update calls to start_decl
10103 and start_function.
10104 (build_tmp_function_decl, start_method_def): Unify attribute lists
10105 that are passed to push_parm_decl.
10107 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
10109 * final.c (no_asm_to_stream): New.
10110 (final_scan_insn): Use target structures for prologue ends
10111 and epilogue starts.
10112 * output.h (no_asm_to_stream): New.
10113 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
10114 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
10115 (TARGET_ASM_OUT): Update.
10116 * target.h (struct gcc_target): New members function_end_prologue
10117 and function_begin_epilogue.
10118 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
10119 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
10120 * config/alpha/alpha.c (output_end_prologue): Rename to
10121 alpha_output_function_end_prologue. Use in target struct
10123 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
10124 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
10125 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
10126 ia64_output_function_end_prologue. Use in target struct
10128 (ia64_function_prologue, ia64_funciton_epilogue): Rename
10129 mistyped prototypes.
10130 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
10131 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
10133 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
10134 an use in target struct, make static.
10135 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
10138 2001-07-08 Richard Henderson <rth@redhat.com>
10140 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
10142 2001-07-08 Richard Henderson <rth@redhat.com>
10144 * config/i386/i386.md: Remove constraints strings from define_split
10145 and define_peephole2 patterns.
10146 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
10147 (eh_return): Use them.
10149 2001-07-08 Richard Henderson <rth@redhat.com>
10151 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
10152 Document MD_FALLBACK_FRAME_STATE_FOR.
10154 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10156 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
10157 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
10159 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
10161 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
10163 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
10164 of the label inside NAME as opposed to just the end of NAME.
10166 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
10168 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
10169 * config/alpha/alpha.c (alpha_init_machine_status,
10170 alpha_mark_machine_status, alpha_free_machine_status): Delete.
10171 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
10172 (vms_valid_decl_attribute_p): Make static, conditionally compile.
10173 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
10175 2001-07-06 Stan Shebs <shebs@apple.com>
10177 * target.h (targetm): Rename global from "target", so as not to
10178 conflict with local variables.
10180 * c-typeck.c: Ditto.
10183 * cp/decl.c: Ditto.
10184 * cp/decl2.c: Ditto.
10185 * cp/typeck.c: Ditto.
10186 * 1750a/1750a.c: Ditto.
10187 * a29k/a29k.c: Ditto.
10188 * arc/arc.c: Ditto.
10189 * arm/arm.c: Ditto.
10190 * avr/avr.c: Ditto.
10191 * clipper/clipper.c: Ditto.
10192 * convex/convex.c: Ditto.
10193 * d30v/d30v.c: Ditto.
10194 * dsp16xx/dsp16xx.c: Ditto.
10195 * elxsi/elxsi.c: Ditto.
10196 * fr30/fr30.c: Ditto.
10197 * h8300/h8300.c: Ditto.
10198 * i370/i370.c: Ditto.
10199 * i386/i386.c: Ditto.
10200 * i860/i860.c: Ditto.
10201 * i960/i960.c: Ditto.
10202 * ia64/ia64.c: Ditto.
10203 * m32r/m32r.c: Ditto.
10204 * m68hc11/m68hc11.c: Ditto.
10205 * m68k/m68k.c: Ditto.
10206 * m88k/m88k.c: Ditto.
10207 * mips/mips.c: Ditto.
10208 * ns32k/ns32k.c: Ditto.
10210 * pdp11/pdp11.c: Ditto.
10211 * romp/romp.c: Ditto.
10212 * rs6000/rs6000.c: Ditto.
10214 * sparc/sparc.c: Ditto.
10215 * vax/vax.c: Ditto.
10216 * we32k/we32k.c: Ditto.
10217 * doc/tm.texi: Update the manual to match.
10219 2001-07-06 Richard Henderson <rth@redhat.com>
10221 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
10222 DWARF2_UNWIND_INFO not just whether it is defined.
10224 2001-07-06 Diego Novillo <dnovillo@redhat.com>
10226 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
10227 call to simplify_binary_operation returns a new pattern.
10229 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10231 * glimits.h (__SHRT_MAX__): New.
10232 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
10233 (SHRT_MAX): Define in terms of __SHRT_MAX__.
10235 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
10237 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
10240 2001-07-06 Richard Henderson <rth@redhat.com>
10242 * bitmap.c (bitmap_release_memory): Move adjacent to the
10243 allocation functions.
10244 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
10245 the implementation. Binary search for the set bit.
10246 (bitmap_union_of_diff): Allocate the temporary on the stack
10247 instead of using xmalloc.
10249 2001-07-06 Richard Henderson <rth@redhat.com>
10251 * genrecog.c (validate_pattern): Warn for constraints in
10252 define_{expand,split,peephole2}. Remove strict_low_part
10253 before looking up match_dup.
10255 2001-07-06 DJ Delorie <dj@redhat.com>
10257 * doc/gcc.texi (Makefile): Rename to be a more general purpose
10258 chapter about various build hints and history. Add section
10259 talking about the various types of native and cross builds.
10261 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
10263 * Makefile.in (final.o): Depend on target.h.
10264 * final.c: Include target.h.
10265 (default_function_pro_epilogue): New.
10266 (final_start_function): Use target structure for function prologues.
10267 (final_end_function): Use target structure for function epilogues.
10268 * fold-const.c (real_hex_to_f): Constify s and p.
10269 * output.h (default_function_pro_epilogue): New.
10270 * real.h (real_hex_to_f): Update prototype.
10271 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
10272 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
10273 (TARGET_INITIALIZER): Update.
10274 * target.h (gcc_target): Add struct asm_out.
10275 * doc/tm.texi: Update.
10278 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
10279 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
10280 in cpu/cpu.c, or rename old functions consistently. Take
10281 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
10282 redundant macros and prototypes. Make new functions static.
10284 * 1750a/1750a.c: Similarly.
10285 * 1750a/1750a.h: Similarly.
10286 * a29k/a29k-protos.h: Similarly.
10287 * a29k/a29k.c: Similarly.
10288 * a29k/a29k.h: Similarly.
10289 * arc/arc-protos.h: Similarly.
10290 * arc/arc.c: Similarly.
10291 * arc/arc.h: Similarly.
10292 * arm/arm-protos.h: Similarly.
10293 * arm/arm.c: Similarly.
10294 * arm/arm.h: Similarly.
10295 * avr/avr-protos.h: Similarly.
10296 * avr/avr.c: Similarly.
10297 * avr/avr.h: Similarly.
10298 * clipper/clipper-protos.h: Similarly.
10299 * clipper/clipper.c: Similarly.
10300 * clipper/clipper.h: Similarly.
10301 * convex/convex.c: Similarly.
10302 * convex/convex.h: Similarly.
10303 * d30v/d30v-protos.h: Similarly.
10304 * d30v/d30v.c: Similarly.
10305 * d30v/d30v.h: Similarly.
10306 * d30v/d30v.md: Similarly.
10307 * dsp16xx/dsp16xx-protos.h: Similarly.
10308 * dsp16xx/dsp16xx.c: Similarly.
10309 * dsp16xx/dsp16xx.h: Similarly.
10310 * elxsi/elxsi.c: Similarly.
10311 * elxsi/elxsi.h: Similarly.
10312 * fr30/fr30.c: Similarly.
10313 * fr30/fr30.md: Similarly.
10314 * h8300/h8300-protos.h: Similarly.
10315 * h8300/h8300.c: Similarly.
10316 * h8300/h8300.h: Similarly.
10317 * i370/i370-protos.h: Similarly.
10318 * i370/i370.c: Similarly.
10319 * i370/i370.h: Similarly.
10320 * i386/i386.c: Similarly.
10321 * i386/osf1elf.h: Similarly.
10322 * i386/osfrose.h: Similarly.
10323 * i860/i860-protos.h: Similarly.
10324 * i860/i860.c: Similarly.
10325 * i860/i860.h: Similarly.
10326 * i960/i960-protos.h: Similarly.
10327 * i960/i960.c: Similarly.
10328 * i960/i960.h: Similarly.
10329 * ia64/ia64-protos.h: Similarly.
10330 * ia64/ia64.c: Similarly.
10331 * ia64/ia64.h: Similarly.
10332 * m32r/m32r-protos.h: Similarly.
10333 * m32r/m32r.c: Similarly.
10334 * m32r/m32r.h: Similarly.
10335 * m68hc11/m68hc11-protos.h: Similarly.
10336 * m68hc11/m68hc11.c: Similarly.
10337 * m68hc11/m68hc11.h: Similarly.
10338 * m68k/crds.h: Similarly.
10339 * m68k/dpx2.h: Similarly.
10340 * m68k/m68k-protos.h: Similarly.
10341 * m68k/m68k.c: Similarly.
10342 * m68k/m68k.h: Similarly.
10343 * m68k/news.h: Similarly.
10344 * m88k/m88k-protos.h: Similarly.
10345 * m88k/m88k.c: Similarly.
10346 * m88k/m88k.h: Similarly.
10347 * mips/mips-protos.h: Similarly.
10348 * mips/mips.c: Similarly.
10349 * mips/mips.h: Similarly.
10350 * ns32k/merlin.h: Similarly.
10351 * ns32k/ns32k.c: Similarly.
10352 * ns32k/ns32k.h: Similarly.
10353 * ns32k/tek6000.h: Similarly.
10354 * pa/pa-protos.h: Similarly.
10355 * pa/pa.c: Similarly.
10356 * pa/pa.h: Similarly.
10357 * pdp11/2bsd.h: Similarly.
10358 * pdp11/pdp11-protos.h: Similarly.
10359 * pdp11/pdp11.c: Similarly.
10360 * pdp11/pdp11.h: Similarly.
10361 * romp/romp-protos.h: Similarly.
10362 * romp/romp.c: Similarly.
10363 * romp/romp.h: Similarly.
10364 * rs6000/rs6000-protos.h: Similarly.
10365 * rs6000/rs6000.c: Similarly.
10366 * rs6000/rs6000.h: Similarly.
10367 * rs6000/sysv4.h: Similarly.
10368 * sh/sh-protos.h: Similarly.
10369 * sh/sh.c: Similarly.
10370 * sh/sh.h: Similarly.
10371 * sparc/sparc-protos.h: Similarly.
10372 * sparc/sparc.c: Similarly.
10373 * sparc/sparc.h: Similarly.
10374 * vax/vax.c: Similarly.
10375 * vax/vax.h: Similarly.
10376 * vax/vms.h: Similarly.
10377 * we32k/we32k.c: Similarly.
10378 * we32k/we32k.h: Similarly.
10380 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
10382 * basic-block.h (first_insn_after_basic_block_note): Declare.
10383 * flow.c (first_insn_after_basic_block_note): Define. Moved
10385 * ssa.c (first_insn_after_basic_block_note): Remove.
10386 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
10388 (ssa_eliminate_dead_code): Properly update the CFG and PHI
10389 nodes when we find a dead conditional branch. Insert BARRIERs
10390 after any blocks with no successors, but which do not have
10393 2001-07-06 Zack Weinberg <zackw@stanford.edu>
10395 * varray.c (varray_check_failed): Use internal_error.
10397 2001-07-05 Andrew Haley <aph@redhat.com>
10399 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
10400 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
10401 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
10403 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
10405 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
10406 reference if the target constant is also a SYMBOL_REF.
10408 2001-07-05 Eric Christopher <echristo@redhat.com>
10410 * config/mips/mips.h (MASK_MIPS3900): Remove.
10411 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
10412 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
10413 (TARGET_MIPS3900): Change to use mips_arch.
10414 (TARGET_MIPS4000): New.
10415 (TARGET_MIPS4100): New.
10416 (TARGET_MIPS4300): New.
10417 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
10418 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
10420 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
10421 (ISA_HAS_BRANCHLIKELY): To here.
10422 (CC1_CPU_SPEC): New.
10423 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
10424 (mips_arch_string): Declare.
10425 (mips_arch): Declare.
10426 (TARGET_OPTIONS): Add -march and -mtune.
10428 * config/mips/mips.c (mips_arch_string): New.
10430 (override_options): Handle -march for codegen and -mtune
10431 for scheduling. Use mips_arch. Move tx39 target default here.
10432 (mips_parse_cpu): Move error message to override_options.
10434 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
10436 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
10438 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
10439 (MIPS Options): Ditto. Change mcpu entry to historical text.
10441 2001-07-05 H.J. Lu (hjl@gnu.org)
10443 * config/mips/mips.c (mips_parse_cpu): New function to parse
10446 2001-07-05 Jim Wilson <wilson@redhat.com>
10448 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
10449 * config/ia64/t-ia64: Likewise.
10450 (LIB1ASMFUNCS): Update comment.
10452 2001-07-05 David Edelsohn <edelsohn@gnu.org>
10454 * doc/install.texi (Install GCC: Binaries): Fix typo.
10456 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10458 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
10459 reference using the stack pointer, adjust it since we push Y
10461 ("*ashrsi3"): Likewise.
10462 ("*lshrsi3"): Likewise.
10464 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10466 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
10467 when -fomit-frame-pointer is used.
10469 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
10471 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
10472 (try_redirect_by_replacing_jump): Reverse updating properly the
10473 count and frequency information. Reverse removing cc0 setter.
10474 (forwarder_block_p): Reverse fixing for fallthru blocks.
10476 2001-07-05 DJ Delorie <dj@redhat.com>
10478 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
10479 (translate_options): If the above is defined, use it to map
10480 given options to new options.
10481 * doc/tm.texi: Document it.
10483 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
10484 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10486 * doc/invoke.texi (Optimize Options): Document that -fgcse may
10487 cause programs using computed gotos to run more slowly.
10489 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10491 * doc/install.texi (Specific): Markup, spelling and typo fixes.
10493 Consistently require binutils 2.11.2, not prereleases.
10494 (Specific, decstation-*): Canonicalize as mips-dec-*.
10495 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
10497 (Specific, m68k-altos): Removed reference to README.altos, deleted.
10498 (Specific, mips-*): Reword MIPS C compiler requirements.
10499 (Specific, powerpc*-*-*): New, mention --with-cpu once.
10500 (Specific, sunv5): Removed, obsolete.
10502 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
10504 * dwarf2out.c (output_loc_list): Use an all ones mask for
10505 .text asm output and don't rely on long long
10506 literals. Reformat some long lines.
10508 2001-07-05 Andreas Jaeger <aj@suse.de>
10510 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
10513 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10515 * dwarf2out.c (dwarf2out_define): Update comment.
10516 (dwarf2out_undef): Ditto.
10517 (dwarf2out_start_source_file): Ditto.
10518 (dwarf2out_end_source_file): Ditto.
10519 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
10520 since we never call the start/end debug hook for the primary file.
10522 2001-07-04 Kazu Hirata <kazu@hxi.com>
10524 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
10527 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10529 * cppinit.c (remove_dup_dirs): Inform if a system include
10530 directory is being reordered.
10531 * doc/invoke.texi (Directory Options): GCC warns if you hide a
10533 * doc/cpp.texi (Search Paths): Likewise.
10534 * doc/gcc.texi (Interoperation): Remove information about
10537 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10539 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
10540 (VARRAY_TOP_CHAR_PTR): Likewise.
10542 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10544 * gcc.c (process_command): Don't assign elements of a const char*.
10546 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10548 * emit-rtl.c (change_address): Don't abort if invalid address while
10549 reload is in progress.
10551 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10553 * c-lex.c (cb_file_change): Pass line number to
10554 debug_start_source_file.
10555 (cb_undefine): Pass correct line number to debug_undef.
10557 * toplev.c (debug_start_source_file): Add line number to
10558 parameters. Pass it along to dwarf2out_start_source_file.
10559 (decode_g_option): Stop resetting debug level back to normal when
10560 we change debug formats, unless the current level is
10561 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
10564 * toplev.h (debug_start_source_file): Add line number to
10567 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
10570 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
10572 Output debug_macinfo data for starting file if requested.
10573 (dwarf2out_end_source_file): Output debug_macinfo data for ending
10575 (dwarf2out_define): Output debug_macinfo data for defining a macro
10577 (dwarf2out_undef): Output debug_macinfo data for undefining a
10578 macro if requested.
10579 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
10580 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
10581 (macinfo_section_label): New. DWARF2 macro info section label.
10582 (dwarf2out_init): If we want macro info, output the start label
10584 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
10585 attribute to the compilation unit die pointing to the macro info.
10587 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10589 * dwarf2out.c (new_loc_list): Move to inside #ifdef
10590 DWARF2_DEBUGGING_INFO.
10591 (add_loc_descr_to_loc_list): Ditto.
10592 (output_loc_list): Ditto.
10593 Also, fix thinko in curr not being initialized.
10594 (gen_internal_sym): Ditto.
10596 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10598 * emit-rtl.c (replace_equiv_address): New function.
10599 * expr.h (replace_equiv_address): New declaration.
10600 * explow.c (validize_mem): Call it instead of change_address and
10601 also call if -fforce-addr and address is constant.
10602 * expr.c: Replace more calls to change_address with adjust_address
10603 and/or replace_equiv_address or to validize_mem.
10604 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
10605 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
10606 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10607 * config/i370/i370.md, config/i860/i860.md: Likewise.
10608 * config/i960/i960.md, config/mips/mips.c: Likewise.
10609 * config/mips/mips.md, config/pa/pa.md: Likewise.
10610 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
10611 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
10613 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10615 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
10617 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
10620 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
10622 * doc/include: New directory.
10623 * doc/fdl.texi: Move to doc/include/fdl.texi.
10624 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
10625 * doc/include/funding.texi, doc/include/gpl.texi: New files.
10626 * doc/gcc.texi: Use funding.texi and gpl.texi.
10627 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
10628 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
10629 Update dependencies and use -I $(docdir)/include.
10631 2001-07-04 Anthony Green <green@redhat.com>
10633 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
10635 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10637 * doc/install.texi (sparc64-*-*): Remove garbage.
10639 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
10641 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
10642 Fix typo in last change to use adjust_address.
10644 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10646 * doc/install.texi (Specific): Update information for *-*-solaris*.
10648 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10650 * explow.c (plus_constant_wide): Reinitialize Y for restart.
10652 2001-07-03 Stan Shebs <shebs@apple.com>
10654 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
10655 case for flag_no_mach_text_sections.
10656 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
10657 * config/darwin.c (flag_no_mach_text_sections): Remove.
10658 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
10660 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10662 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
10663 and avoid checking for constant as first operand.
10664 * recog.c (find_constant_term_loc): No longer static.
10665 (adj_offettable_operand): Delete.
10666 * rtl.h (adj_offsettable_operand): Delete declaration.
10667 (find_constant_term): Add declaration.
10668 * caller-save.c: Replace calls to adj_offsettable_operand with calls
10670 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
10671 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
10672 * config/i386/i386.c, config/i386/i386.md: Likewise.
10673 * config/i860/i860.c, config/i960/i960.c: Likewise.
10674 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
10675 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
10676 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
10677 * config/mips/mips.c, config/mips/mips.md: Likewise.
10678 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
10679 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
10680 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
10681 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
10682 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
10683 * config/ns32k/ns32k.md: Likewise.
10685 2001-07-03 Zack Weinberg <zackw@stanford.edu>
10687 * rtl.c (copy_rtx): Handle 'T' format letter.
10688 * gensupport.c (collect_insn_data): Likewise.
10689 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
10691 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
10693 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
10694 -B option. Use 'dir' not 'foo' as example directory name.
10696 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10698 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10699 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
10701 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10703 * doc/cppinternals.texi: Improve formatting and logical markup.
10705 2001-07-03 Andreas Jaeger <aj@suse.de>
10707 * Makefile.in (insn-recog.o): Add dependency on reload.h.
10709 * genrecog.c (write_header): Include reload.h for prototypes in
10712 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
10715 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
10716 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10717 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
10718 i386_pe_valid_type_attribute_p): Add.
10719 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
10720 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
10722 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10724 * explow.c (plus_constant_wide, case LO_SUM): New case.
10725 (plus_constant_for_output_wide): Delete.
10726 * rtl.h (plus_constant_for_output): Delete.
10727 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
10728 instead of plus_constant_for_output.
10729 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
10730 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
10731 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
10732 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
10733 * config/sparc/sparc.md: Likewise.
10734 Convert some change_address calls to adjust_address.
10736 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10738 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
10739 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
10740 documentation of -std and -Wwrite-strings.
10742 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10744 * cse.c (canon_hash): Don't register registers in very small
10745 register classes, as extending their lifetime might cause
10748 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10750 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10752 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10753 (try_redirect_by_replacing_jump): Update properly the count
10754 and frequency information.
10756 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
10758 * toplev.c (dump_file_index): Move SSA dumps just after first
10760 (dump_file): Corresponding changes.
10761 (rest_of_compilation): Move SSA path to just after the first
10763 * doc/gcc.texi (Passes): Update due to movement of SSA path.
10764 * doc/invoke.texi: Update dump file #s as they were completely
10765 out of date with reality.
10767 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10769 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
10771 * expr.c (emit_move_insn_1): Deal with non-default
10774 * expr.c (emit_single_push_insn): Fix warning.
10776 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
10778 * expr.c (emit_move_insn_1): Avoid modifying
10779 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
10781 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10783 * emit-rtl.c (adjust_address): New function.
10784 * expr.h (adjust_address): Add declaration.
10785 * builtins.c: Replace some calls to change_address with calls to it
10786 or to validize_mem.
10787 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
10788 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
10789 * config/arm/arm.c, config/convex/convex.c: Likewise.
10790 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10791 * config/i386/i386.c, config/i386/i386.md: Likewise.
10792 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
10793 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
10794 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
10795 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
10796 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
10798 2001-07-02 Jim Wilson <wilson@redhat.com>
10800 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
10802 2001-07-02 Steve Ellcey <sje@cup.hp.com>
10804 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
10805 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
10807 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10809 * cppinit.c (lang_defaults): New table.
10810 (set_lang): Just read from lang_defaults into the live options
10813 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10815 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
10816 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
10817 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
10819 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10821 * doc/install.texi: Various spelling and markup fixes.
10822 (Installing GCC): Component specific installation instructions are
10825 Warn about removing old install dir in the presence of shared libs.
10826 (Configuration): Invoke with options target to match configure
10828 Consistently refer to gas, gld pathnames.
10829 Invert --enable-multilib documentation.
10830 Remove references to old compiler versions.
10832 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10834 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
10836 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10838 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
10840 (Specific, mips*-sgi-irix5): Note IDO download.
10841 Reworded MIPS C hints.
10842 Use GNU as instead of GAS.
10844 Removed SGI Freeware reference, IRIX 6 only.
10845 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
10846 Note N64 library requirement/workaround.
10848 Complete list of structure passing bug victims.
10850 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10852 * doc/install.texi: Remove CVS Id.
10854 2001-07-02 Andreas Jaeger <aj@suse.de>
10856 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
10857 (find_inherently_necessary): Remove unused variable.
10859 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
10861 * c-common.h (TDI_inlined): New ast dump phase.
10862 (dump_flag_name): New function.
10863 * c-dump.c (dump_files): Add inlined phase.
10864 (dump_flag_name): Define.
10865 * doc/invoke.texi (-fdump-ast-inlined): Document.
10867 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10869 * stor-layout.c (layout_decl): Revert change to handling of alignment
10872 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10874 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
10877 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
10879 * doc/tm.texi (FUNCTION_ARG): Document that the last call
10882 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
10884 * tlink.c (recompile_files): Remove COMPILER_PATH and
10885 LIBRARY_PATH from the environment.
10887 2001-07-01 Zack Weinberg <zackw@stanford.edu>
10889 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
10890 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
10892 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
10894 * c-parse.in (OBJC_STRING): Kill.
10895 (objc_string): Decompose to [objc_string] '@' STRING.
10896 (reswords): Take the leading '@' off all the Objective C keywords.
10897 (objc_rid_sans_at): Kill.
10898 (init_reswords): Don't initialize it.
10899 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
10900 (_yylex): Kill reconsider label. Look ahead one token after
10901 an '@'; if we get an identifier, check whether it's an
10902 Objective C @-keyword. If so, return the keyword. Otherwise,
10903 put back the token and return the '@' as a terminal.
10905 * cpplib.c (lex_macro_node): Remove unnecessary check for
10906 leading '@' on identifier. Clarify control flow and commentary.
10908 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10910 * cse.c (new_label_ref): Variable deleted.
10911 (insert): Remove set of new_label_ref.
10912 (check_for_label_ref): New function.
10913 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
10915 See ChangeLog.5 for earlier changes.