1 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
3 * config/sh/sh.md (interrupt_function): Use
4 current_function_interrupt.
5 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
8 * config/sh/sh.h (current_function_interrupt): Define extern.
10 * config/sh/sh.c (current_function_interrupt): New global.
11 (sh_expand_prologue): Set current_function_interrupt.
13 2001-06-21 Phil Edwards <pme@sources.redhat.com>
15 * doc/install.texi: Add 'c' to list of --enable-languages choices.
17 2001-06-21 DJ Delorie <dj@redhat.com>
19 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
21 * integrate.c (ggc.h): Include.
22 (initial_value_pair, initial_value_struct,
23 setup_initial_hard_reg_value_integration): Add prototypes.
24 (expand_inline_function): Call
25 setup_initial_hard_reg_value_integration.
26 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
27 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
28 to keep track of values present at the start of a function.
29 (mark_hard_reg_initial_vals): New, for gc.
30 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
31 mappings for initial values.
32 (emit_initial_value_sets): New. Emits code to set initial value
34 * integrate.h: Add prototypes for new functions.
35 * function.h (struct function): Add hard_reg_initial_vals field.
36 * function.c (integrate.h): Include.
37 (mark_function_status): Call
38 mark_hard_reg_initial_vals.
39 * toplev.c (integrate.h): Include.
40 (rest_of_compilation): Call emit_initial_value_sets.
42 2001-06-21 Stan Shebs <shebs@apple.com>
44 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
45 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
46 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
47 everywhere instead of "Objective C".
49 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
51 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
52 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
53 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
54 "back end" as nouns and "front-end" and "back-end" as adjectives.
56 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
58 * predict.c (estimate_probability): Fix loop bounds.
60 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
62 * toplev.c (rest_of_compilation): Run mark_constant_function
65 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
67 * predict.c (estimate_loops_at_level, propagate_freq
68 estimate_bb_frequencies, count_to_freqs): New functions.
69 (estimate_probability): Call estimate_bb_frequencies.
70 * basic-block.h (basic_block_def): Add field "freq".
71 (BB_FREQ_MAX): New constant.
73 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
75 * sh.c (barrier_align): Don't ask for alignment when seeing a
76 branch-around-a-jump from machine_dependent_reorg.
78 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
80 * ssa.c (rename_block): Update parameter to remove_phi_alternative
81 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
82 re-running life analysis.
84 2001-06-20 Stan Shebs <shebs@apple.com>
86 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
87 also use memset to clear the hash tables.
88 (hash_enter): Assume xmalloc always succeeds.
89 (hash_add_attr): Ditto.
90 (continue_class): Ditto.
92 2001-06-20 Michael Meissner <meissner@redhat.com>
94 * builtins.c (predict.h): Include.
95 (expand_builtin_expect): Update comment.
96 (expand_builtin_expect_jump): New function to expand
97 __builtin_expect inside of a conditional jump expansion.
99 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
100 __builtin_expect (<test>, 1).
102 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
104 * rtl.h (expand_builtin_expect_jump): Add prototype.
106 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
108 * doc/rtl.texi (Machine Modes): Correct description of
109 floating-point modes on machines with non-8-bit bytes.
111 2001-06-19 Bernd Schmidt <bernds@redhat.com>
113 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
114 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
117 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
119 * ssa.c (remove_phi_alternative): Remove declaration. No longer
120 static. Second argument is a pointer to a basic block structure,
121 not a basic block index.
122 (convert_to_ssa): Do not remove dead code.
123 (convert_from_ssa): Do not remove dead code to create death notes.
124 * ssa.h (remove_phi_alternative): Declare.
126 * flow.c (delete_unreachable_blocks): Fix patch error in
127 previous change (call to find_unreachable_blocks was lost).
129 * ssa.c (ssa_uses): Remove definition.
130 (apply_delayed_renames): Don't grow ssa_uses.
131 (rename_block): Remove comment related to ssa_uses.
132 (rename_registers): Do not initialize ssa_uses.
133 (convert_from_ssa): Do not free ssa_uses.
135 * ssa-dce.c: Renamed from dce.c.
136 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
137 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
140 2001-06-19 Eric Christopher <echristo@redhat.com>
142 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
143 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
144 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
146 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
148 * sh.c (output_branch): Delete bogus code.
150 * sh.c (initial_elimination_offset):
151 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
153 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
155 * flow.c (find_unreachable_blocks): New function.
156 (delete_unreachable_blocks): Use find_unreachable_blocks.
157 * basic-block.h (find_unreachable_blocks): Declare.
159 * dce.c (eliminate_dead_code): Fix formatting glitch.
161 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
163 * c-common.h (RETURN_NULLIFIED_P): New macro.
164 * c-semantics.c (genrtl_return_stmt): Check it.
166 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
167 (emit_block_move): Likewise.
169 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
171 * unroll.c: Include predict.h.
172 (unroll_loop): Drop prediction notes on preconditioning.
173 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
174 New; add comments on the others.
175 * Makefile.in: (unroll.o): Add dependancy on predict.h.
176 * loop.c (strength_reduce): Fix branch prediction.
178 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
180 * stmt.c (emit_case_nodes): Optimize test whether index is in given
183 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
185 * predict.c (estimate_probability): Do not bail out early
186 when note is present.
187 (combine_predictions_for_insn): Fix note removal code.
189 2001-06-18 Ben Elliston <bje@redhat.com>
191 * except.c (resolve_fixup_regions): Initialise "cleanup".
193 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
195 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
197 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
199 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
200 use put_var_into_stack.
202 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
204 * gccspec.c (lang_specific_driver): If compiling ObjC, add
205 -shared-libgcc when necessary.
206 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
208 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
210 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
211 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
212 bitmap_last_set_bit. All for compatibility with sbitmap's.
214 *bitmap.c (bitmap_zero): New function.
215 (bitmap_union_of_diffs): New function.
216 (bitmap_first_set_bit): New function.
217 (bitmap_last_set_bit): New function.
219 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
221 * cpp.texi, invoke.texi: Update.
222 * cpp.1, gcc.1: Regenerate.
224 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
226 * i386.md (minsf): Fix splitter. (PR fortran/3191)
228 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
230 * doc/cpp.texi: Update.
231 * doc/cpp.1: Regenerate.
233 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
235 * doc/install.texi: Use correct markup hints.
237 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
239 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
241 * explow.c (expr_size): If DECL and size specified, use it.
243 2001-06-15 Zack Weinberg <zackw@stanford.edu>
245 * doc/cpp.texi: Formatting corrections.
246 Correct buggy example of use of __GNUC__ etc.
247 Clarify $ in identifiers.
248 * doc/cpp.1: Regenerate.
250 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
252 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
254 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
256 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
258 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
259 Added Tru64 UNIX V5.1 bootstrap hints.
260 (Specific, alpha*-*-osf*): Removed old section, obsolete.
262 2001-06-15 Andreas Jaeger <aj@suse.de>
264 * doc/install.texi (Specific): Mention that glibc cannot be
265 compiled with GCC 3.0.
267 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
269 * combine.c (nonzero_bits): Don't optimize away division by
272 2001-06-15 Zack Weinberg <zackw@stanford.edu>
274 * doc/cpp.texi: Revised and brought up to date.
275 * doc/cpp.1: Regenerate.
277 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
279 * doc/install.texi: Update --enable-threads to match reality.
281 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
283 * doc/install.texi: Update for C4x.
284 * README.C4X: Remove.
286 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
288 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
289 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
290 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
291 Consistently use "built-in" and "bit-field". Minor logical markup
293 * doc/gcc.1: Regenerate.
295 2001-06-14 Richard Henderson <rth@redhat.com>
297 * config/mips/mips.md (exception_receiver): New.
299 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
301 * doc/gcc.texi: Update passes documentation to be more in tune
304 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
306 * i386.c (ix86_expand_prologue): Fix merging conflict.
308 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
310 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
311 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
312 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
313 logical markup. Use TeX quotes and dashes. Use @dots{} and
314 @minus{}. Avoid spaces inside @var. Update last modification
316 * doc/gcc.1, doc/gcov.1: Regenerate.
318 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
320 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
321 x86_epilogue_using_move): New global variables.
322 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
323 (ix86_emit_save_regs_using_mov): New static function.
324 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
325 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
326 MASK_MIX_SSE_I387): Renumber.
327 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
328 (x86_accumulate_outgoing_args, x86_prologue_using_move,
329 x86_epilogue_using_move): Declare.
330 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
332 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
334 * inclhack.def (hpux10_cpp_pow_inline): New hack.
336 2001-06-13 Richard Henderson <rth@redhat.com>
338 * ifcvt.c (dead_or_predicable): Fix return value last patch.
340 2001-06-13 Mark Mitchell <mark@codesourcery.com>
344 2001-06-13 Richard Henderson <rth@redhat.com>
346 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
347 (cond_exec_process_if_block, dead_or_predicable): Likewise.
349 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
351 * mips-tfile.c (copy_object): Always pass indexNil for symbol
354 2001-06-13 Kazu Hirata <kazu@hxi.com>
356 * config/h8300/h8300.h (OK_FOR_T): Remove.
357 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
358 * config/h8300/h8300.md: Remove alternatives involving inc and dec
359 in the helper patterns for addhi3 and addsi3.
361 2001-06-13 Phil Edwards <pme@sources.redhat.com>
363 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
365 2001-06-13 Zack Weinberg <zackw@stanford.edu>
367 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
368 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
370 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
371 config/alpha/t-osf4, config/mips/t-iris6: Extract all
372 references to @shlib_map_file@, @shlib_objs@, or
373 @shlib_base_name@ to Makefile variables.
374 Bump soname version of libgcc to 1.
376 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
378 * doc/install.texi: Use more logical markup. Include @node
379 commands in the source when generating any non-HTML.
381 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
383 * README: Remove. Some of the contents moved to ../README.
385 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
387 * doc/install.texi (--enable-shared): List package names
390 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
392 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
393 (*-*-solaris*): Document problem in /bin/sh that affects
394 configuring libraries.
395 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
396 (*-sun-solaris2.8): Document linker problem that explains why
397 libjava is disabled by default.
399 2001-06-09 Mark Mitchell <mark@codesourcery.com>
402 * toplev.c (rest_of_compilation): Remove dead code before
405 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
408 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
409 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
410 * configure: Rebuilt.
412 2001-06-12 Jim Wilson <wilson@redhat.com>
414 * loop.c (strength_reduce): Move bl->all_reduced set before
415 check_ext_dependant_givs call.
416 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
418 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
420 * doc/extend.texi (Function Attributes): Document SH's sp_switch
423 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
425 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
428 2001-06-12 Richard Henderson <rth@redhat.com>
430 * config/i386/i386.c (ix86_expand_prologue): Always use
431 gen_pro_epilogue_adjust_stack; update arguments.
432 (ix86_expand_epilogue): Likewise.
433 (ix86_emit_epilogue_esp_adjustment): Remove.
434 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
435 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
436 clobber of scratch memory instead of a modification of EBP as the
437 barrier. Update all peepholes to match.
439 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
441 * doc/gcc.texi: Change the font used for @def... commands to a
443 * doc/extend.texi: Use more logical markup. Use "built-in"
444 instead of "builtin". Use @deftypefn to mark up built-in
445 functions; specify their types in the @deftypefn and not in the
446 descriptive text. Use TeX quotes and dashes. Add more index
449 2001-06-12 lars brinkhoff <lars@nocrew.org>
451 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
452 (DIR_SEPARATOR_2): Likewise.
454 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
456 * doc/install.texi (--exec-prefix, --bindir, --libdir,
457 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
459 (--enable-cpp): Change to document --disable-cpp instead; update
460 to reflect current default.
461 (--without-fast-fixincludes): Remove documentation.
462 (Final install): Document installation directories in more
463 detail. Document use of make dvi.
465 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
467 * recog.c (validate_replace_rtx_1): Fix previous patch.
469 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
471 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
473 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
475 * simplify-rtx.c (simplify_subreg): Allow volatile memory
476 to be subregged in case we don't have move instruction.
478 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
480 * loop.c: Include predict.h
481 (strength_reduce): Drop branch prediction note in case
482 number of iterations is known.
483 * predict.def (PRED_LOOP_ITERATIONS): new.
484 * Makefile.in (loop.o): Add dependancy on predict.h
486 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
488 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
490 * c-typeck.c (c_start_case): Likewise.
492 2001-06-12 Mark Mitchell <mark@codesourcery.com>
494 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
495 in a structure at a variable address.
497 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
499 * doc/gcov.texi: Use more logical markup.
501 2001-06-11 Mark Mitchell <mark@codesourcery.com>
503 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
504 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
505 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
508 2001-06-11 Stan Shebs <shebs@apple.com>
510 * darwin.h (ASM_FILE_END): Remove decl of language_string.
512 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
514 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
515 as an early clobber to make sure it is not used by reload in
518 2001-06-11 Mark Mitchell <mark@codesourcery.com>
520 * doc/c-tree.texi: Update information about flag_honor_std.
521 * doc/install.texi: Note that binutils is required on HPUX 11.
522 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
525 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
526 variable-sized types.
528 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
530 * doc/md.texi: Use TeX dashes and quotes.
532 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
534 * doc/rtl.texi: Reference manual chapter about trees.
536 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
538 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
539 (WINT_TYPE): Override.
540 (WINT_TYPE_SIZE): Likewise.
541 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
543 * config/sparc/sol2.h (WINT_TYPE): Define.
544 (WINT_TYPE_SIZE): Likewise.
546 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
547 (WINT_TYPE): Override.
548 (WINT_TYPE_SIZE): Likewise.
549 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
550 (CPP_ARCH64_SPEC): Likewise.
552 2001-06-11 Richard Henderson <rth@redhat.com>
554 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
555 with alias attribute.
557 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
558 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
560 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
562 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
564 2001-06-11 Stan Shebs <shebs@apple.com>
566 * darwin.c (darwin_encode_section_info): Rewrite to simplify
567 and fix coding mistakes.
569 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
571 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
572 return string from m32r_output_block_move.
573 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
575 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
577 (ROUND_ADVANCE): Remove signed/unsigned conflict.
578 * config/m32r/m32r.c: Declare prototypes for static functions.
579 (move_src_operand): Replace INT32_P with UINT32_P.
580 (function_arg_partial_nregs): Fixed signed/unsigned conflict
581 in initialisation of 'size'.
582 (m32r_sched_reord): Remove redundant declarations of 'code'.
583 (m32r_output_block_move): Change to a void function.
584 (m32r_encode_section_info): Cast return of
585 TREE_STRING_POINTER to avoid compile time warning.
587 2001-06-11 Richard Henderson <rth@redhat.com>
589 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
590 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
591 (struct machine_function): Add gp_save_rtx.
592 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
593 (alpha_gp_save_rtx): New.
594 * config/alpha/alpha-protos.h: Declare it.
595 * config/alpha/alpha.md (exception_receiver): Make an expander.
596 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
598 2001-06-11 Richard Henderson <rth@redhat.com>
600 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
602 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
604 * configure.in: Align --help messages.
605 Remove trailing full stops.
606 Consistently use lower case.
607 Fix DWARF 2 spelling.
608 * configure: Rebuilt.
610 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
612 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
613 variants for .cpp/.cp/.c++ files.
614 Move definition of __LANGUAGE_C_PLUS_PLUS ...
615 (CPLUSPLUS_CPP_SPEC): ... here.
617 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
619 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
621 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
623 * c-decl.c (store_parm_decls): When comparing types in an
624 old-style function declaration with those from a previous
625 prototype, compare the unqualified versions of parameter types.
628 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
630 * doc/objc.texi: Use more logical markup. Use TeX dashes.
632 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
634 * doc/c-tree.texi: Use more logical markup.
636 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
638 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
640 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
642 * loop.c (scan_loop): Do not combine asm statements.
644 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
646 * simplify-rtx.c (simplify_subreg): Fix offset calculation
647 for complex values within a CONCAT.
649 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
651 * doc/install.texi: Update details of what components are included
652 in the GCC distribution. Update default directory for g++
653 includes. Update documentation relating to old libio. Adjust
654 documentation on DejaGnu environment variables. Remove
655 documentation of --enable-cpplib.
657 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
659 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
662 2001-06-10 Richard Henderson <rth@redhat.com>
664 * ifcvt.c (life_data_ok): New.
665 (merge_if_block): Use it to determine whether to update
667 (if_convert): Set it.
669 2001-06-10 Richard Henderson <rth@redhat.com>
671 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
673 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
675 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
676 (SH Options): Document -mieee.
677 * doc/install.texi (Final install): Remove obsolete information
678 about installing cross compilers.
679 * doc/gcc.1: Rebuilt.
681 2001-06-10 Richard Henderson <rth@redhat.com>
683 * config/alpha/alpha.c (override_options): Set align_loops,
684 align_jumps, and align_functions.
685 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
686 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
688 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
690 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
691 are one and two words in size.
693 2001-06-10 Richard Henderson <rth@redhat.com>
695 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
696 (Code Generation Options): Document -fnon-call-exceptions.
698 2001-06-10 Mark Kettenis <kettenis@gnu.org>
700 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
702 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
704 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
706 2001-06-10 Mark Mitchell <mark@codesourcery.com>
707 Gabriel Dos Reis <gdr@codesourcery.com>
709 * Makefile.in (c-parse.o): Depend on diagnostic.h
710 (dwarf2out.o): Likewise.
712 * dwarf2out.c: #include diagnostic.h
714 * toplev.h (warningcount, errorcount, sorrycount): Remove
717 * toplev.c (warningcount, errorcount, sorrycount): Remove
720 * diagnostic.h (struct output_buffer): Reorder fields.
721 (diagnostic_kind_count): New macro.
722 (errorcount, warningcount, sorrycount): Define as macros.
723 (diagnostic_report_warnings_p): New macro.
724 (output_state): Add diagnostic_count field.
726 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
727 Remove tentative declaration.
728 (count_error): Use diagnostic_report_warnings_p.
730 * c-parse.in: #include diagnostic.h
732 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
734 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
735 prefer a memory for operand 1.
736 ("*addsi3"): Fix constraints, the '!' was too strong.
737 ("*addsi3_split"): Accept soft register and split accordingly.
739 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
741 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
742 Move definition in the RTX_CODE section.
744 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
746 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
747 address as relative to the argument pointer.
749 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
751 * predict.def (PRED_OPCODE): Place before call and error_return.
753 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
755 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
756 * predict.c (estimate_probability): Calculate dominance
757 information; improve detection of NORETURN heuristics;
758 add call/error_return heuiristics; tweak comparison heuristics
761 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
763 * doc/invoke.texi (C Dialect Options): Document -aux-info.
764 (Debugging Options): Document -print-multi-directory and
766 * doc/gcc.1: Rebuilt.
768 * toplev.c (independent_decode_option): Require `=' between
769 `-aux-info' and filename in the same argument.
770 * gcc.c: Don't pass -aux-info=filename twice.
772 2001-06-09 Mark Mitchell <mark@codesourcery.com>
774 * expr.c (expand_expr, case ARRAY_REF): Do not replace
775 an array element with the known initializing value if it has
778 * toplev.c (rest_of_compilation): Remove dead code before
781 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
783 * cppinit.c (print_help): Document -fpreprocessed.
784 * invoke.texi: Similarly.
786 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
788 * predict.def: New file.
789 * predict.h: New file.
790 * predict.c: Include predict.h.
791 (predictor_info): New structure and array.
792 (predict_edge, predict_insn): Rewrite; make global.
793 (predict_edge_def, predict_insn_def): New global functions.
794 (dump_prediction, combine_predictions_for_insns): New
796 (estimate_probability): Change calls to predict_edge
797 to predict_edge_def and calls to predict_insn to predict_insn_def;
798 combine probabilities.
799 (expected_value_to_br_prob): Behave as predictor.
800 * rtl.h (REG_BR_PRED): Update coment.
801 (invert_br_probabilities): New.
802 * jump.c: Include predict.h
803 (duplicate_loop_exit_test): Drop branch prediction notes.
804 (invert_jump): Use invert_br_probabilities.
805 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
806 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
807 * combine.c (distribute_notes): Handle BR_PRED.
809 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
811 * predict.c (predict_insn, predict_edge): New static functions.
812 (estimate_probability): Revamp to use new functions;
813 fix loop header heruistics; add loop exist heruistics
815 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
817 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
819 2001-06-09 Peter Jakubek <pjak@snafu.de>
821 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
823 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
825 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
826 for integer operations that don't update C bit.
828 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
830 * gthr-posix.h (__gthread_objc_init_thread_system): If
831 pthread_key_create fails, it's not clear what the return value is.
832 This obvious fix makes sure it always returns -1 if a problem
835 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
837 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
838 more index entries. Use more logical markup where appropriate.
839 Use TeX quotes and dashes.
841 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
843 * unwind-pe.h: Conditionally qualify references to abort with
846 2001-06-09 Julian Foad <julian_foad@hotmail.com>
848 * doc/invoke.texi: Remove superfluous text.
850 2001-06-08 Richard Henderson <rth@redhat.com>
852 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
853 (LIB_SPEC): Mirror config/linux.h version.
855 2001-06-08 Richard Henderson <rth@redhat.com>
857 * except.c (get_exception_pointer, get_exception_filter): Take a
858 struct function. Update all callers.
859 * except.h (get_exception_pointer): Update declaration.
860 * expr.c (expand_expr): Update get_exception_pointer call.
861 * integrate.c (expand_inline_function): Remap the exception pointer
862 from callee to caller.
864 2001-06-08 Mark Mitchell <mark@codesourcery.com>
866 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
867 accurately reflect its cv-qualification.
868 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
869 cv-qualifiers on function types.
871 2001-06-08 Mark Mitchell <mark@codesourcery.com>
873 * basic-block.h: Improve comments.
874 * except.c (expand_eh_region_end_allowed): Remove redundant call
875 to do_pending_stack_adjust.
876 * flow.c (life_analysis): Fix typo in comment.
877 (calculate_global_regs_live): Add documentation.
878 (mark_set_1): Likewise.
879 (debug_regset): Likewise.
880 * doc/rtl.texi (cond_exec): Document it.
882 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
884 * i386.h (CONST_COSTS): set cost of constants representable in
885 immediate fields to 0.
887 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
889 * function.c (diddle_return_value): Kill code to determine
890 return value before expand_function_end.
891 (expand_function_end): Delay call to clobber_return_register
892 after fucntion return value is computed.
894 Re-install temporary reverted patch:
895 * toplev.c (rest_of_compilation): Call split_all_insns
896 before reg-stack and shorten-branches. Do shorten-branches
898 * final.c (shorten_branches): Remove insn splitting code.
900 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
902 * doc/gcc.texi, doc/invoke.texi: Add index of command line
903 options. Use @opindex to index them rather than other indexing
904 commands. Use @var{...} instead of <...>. Avoid spaces in names
905 inside @var. Don't use @kindex to index escape sequences in
908 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
910 * stmt.c (current_nesting_level): New fn.
911 * tree.h: Declare it.
912 * c-semantics.c (genrtl_compound_stmt): Use it.
914 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
916 2001-06-08 Jakub Jelinek <jakub@redhat.com>
918 * jump.c (mark_modified_reg): Allow jump threading if condition
919 codes are represented by a hard register.
921 2001-06-08 Jakub Jelinek <jakub@redhat.com>
923 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
924 for complex floats passed to unprototyped functions.
926 2001-06-08 Mark Mitchell <mark@codesourcery.com>
928 * except.c (expand_eh_region_end_allowed): Call
929 do_pending_stack_adjust as necessary.
931 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
933 * function.c (clobber_return_register): Clobber the pseudo return
936 * sibcall.c (skip_unreturned_value): New function.
937 (call_ends_block_p): Use it.
939 * recog.c (split_insn): Break out from ...
940 (split_all_insns): ... here; do not use basic block information
943 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
945 * simplify-rtx.c (simplify_subreg): Fix verification of
948 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
950 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
951 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
952 Move definition of _LANGUAGE_C_PLUS_PLUS ...
953 (CPLUSPLUS_CPP_SPEC): ... here.
954 Fixes PRs c++/3047, target/441.
956 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
958 * doc/install.texi2html (MAKEINFO): Keep value if set already.
960 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
962 * doc/gcc.texi: Add trailing slash to URL.
964 2001-06-07 Stan Shebs <shebs@apple.com>
966 * config/darwin.h (ENCODE_SECTION_INFO): Define.
967 (REDO_SECTION_INFO_P): Ditto.
968 (STRIP_NAME_ENCODING): Ditto.
969 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
970 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
971 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
972 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
973 * config/darwin.c: No longer include c-tree.h.
974 (machopic_classify_ident): Rewrite to use symbol encoding.
975 (lookup_name_darwin): Remove.
976 (machopic_non_lazy_ptr_name): Handle encoded symbols.
977 (machopic_stub_name): Use STRIP_NAME_ENCODING.
978 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
979 (machopic_finish): Ditto, remove test of decl.
980 (update_non_lazy_ptrs): New function.
981 (darwin_encode_section_info): New function.
982 * config/darwin-protos.h: Declare it.
983 * config/rs6000/rs6000.c (machopic_output_stub): Use
986 2001-06-07 Mark Mitchell <mark@codesourcery.com>
988 * tree.h (DECL_SOURCE_FILE): Improve documentation.
989 (DECL_SOURCE_LINE): Likewise.
991 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
993 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
996 2001-06-07 Phil Edwards <pme@sources.redhat.com>
998 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
999 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1001 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1003 * doc/contrib.texi: Add copyright notice.
1005 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1007 * doc/md.texi: Use four digit years in copyright notice.
1009 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1011 * config.gcc: For $target_alias of athlon-*, set
1012 target_cpu_default2=5.
1014 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1016 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1017 end of last block if last real insn is a JUMP_INSN.
1019 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1023 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1025 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1026 pthread_t to objc_thread_t.
1027 (__gthread_objc_thread_id): Likewise.
1029 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1031 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1032 (ASM_OLDAS_SPEC): Likewise.
1034 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1035 (CPP_SUBTARGET_SPEC): Use it.
1036 (ASM_OLDAS_SPEC): Define.
1038 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1040 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1042 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1043 passed by reference.
1045 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1047 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1048 Document use of N_(...), and show it in examples. Note that
1049 documentation should be added to invoke.texi. Avoid an overfull
1052 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1054 * toplev.c (rest_of_compilation): Revert previous patch.
1055 * final.c (shorten_branches): Likewise.
1057 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1059 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1062 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1064 * doc/install-old.texi: Remove more obsolete documentation.
1066 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1068 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1070 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1072 * toplev.c (rest_of_compilation): Call split_all_insns
1073 before reg-stack and shorten-branches. Do shorten-branches
1075 * final.c (shorten_branches): Remove insn splitting code.
1077 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1079 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1080 * configure: Rebuilt.
1082 2001-06-07 Andreas Jaeger <aj@suse.de>
1084 * emit-rtl.c (operand_subword): Remove unused variable.
1086 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1088 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1089 if TARGET_64BIT is false.
1090 (floatdi?f_i386_only): New insn.
1091 (floatdi?f_i386): Disable for !TARGET_64BIT.
1093 * (min?f, max?f splitters): Handle case where
1094 operands are cross-matched.
1096 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1097 (MMX_REGISTER_NAMES): Kill.
1098 (PRINT_OPERAND): Fix comment.
1099 (PRINT_REG): Likewise.
1100 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1101 (print_operand): Update comment; kill 'm'.
1103 * i386.c (x86_branch_hints): New global variable
1104 (print_operand): Support outputting of branch prediction hints.
1105 * i386.md (conditional jump patterns): Add branch prediction hints
1107 * i386.h (x86_branch_hints): Declare
1108 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1109 (PRINT_OPERAND_FUNCT_VALID_P): New.
1110 * final.c (final_forward_branch_p): New function.
1112 2001-06-06 Richard Henderson <rth@redhat.com>
1114 * flow.c (mark_used_reg): Clean up looping over multiple hard
1115 registers. Do conditional life bits across multiple hard regs.
1117 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1119 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1120 deleted during reload.
1122 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1124 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1125 functions here, instead of ...
1126 * c-decl.c (c_expand_body): ... here.
1128 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1130 * config.gcc, config/sparc/bsd.h: Do not directly include
1131 sparc/sparc.h. Instead do it via tm_file.
1133 2001-06-05 Richard Henderson <rth@redhat.com>
1135 * dwarf2.h (DW_EH_PE_aligned): New.
1136 * dwarf2asm.c (eh_data_format_name): Name it.
1137 (dw2_asm_output_encoded_addr_rtx): Align for it.
1138 * dwarf2out.c (output_call_frame_info): Handle it for personality
1139 routine and LSDA pointers.
1141 * unwind-pe.h (DW_EH_PE_aligned): New.
1142 (base_of_encoded_value): Handle it.
1143 (read_encoded_value_with_base): Likewise.
1144 * unwind-dw2-fde.c (base_from_object): Likewise.
1145 (get_cie_encoding): Likewise.
1147 * config/alpha/elf.h: Remove ecoff commentary.
1148 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1150 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1152 * config.gcc, config/i386/bsd386.h: Do not directly include
1153 i386/386bsd.h. Instead do it via tm_file.
1155 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1157 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1160 2001-06-05 Pascal Obry <obry@act-europe.fr>
1162 * configure.in: Quote $enable_win32_registry in case the value has
1166 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1168 * print-rtl.c (xspaces): Remove.
1169 (print_rtx): Use printf field-width, rather than xpsaces, to
1171 * toplev.c (main): Disable sibling-call optimization if we are
1172 handling exceptions.
1174 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1176 * reload1.c (reload): Delete all USEs generated during reload.
1178 2001-06-05 scott snyder <snyder@fnal.gov>
1180 * gccbug.in: Fix typo.
1182 2001-06-05 Andreas Jaeger <aj@suse.de>
1184 * builtins.def: Fix definition of __builtin_cosf, it uses float as
1185 parameter and return value.
1187 2001-06-04 Anthony Green <green@redhat.com>
1189 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
1190 machine. This is now done in sparc.h.
1192 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1194 Correct CVS resurrection of invoke.texi.
1195 * doc/invoke.texi: Document new tree dump flags.
1197 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1199 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
1200 for casting an aggregate to its own type. Fixes PR c/2735.
1202 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1204 * doc/texinfo.tex: Update to version 2001-05-24.08.
1206 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1208 * c-common.h (flag_dump_translation_unit): Remove.
1209 (enum tree_dump_index): Define.
1210 (TDF_ADDRESS, TDF_SLIM): New #defines.
1211 (dump_node_to_file): Remove.
1212 (dump_node): Make extern. Add flags.
1213 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1214 dump_switch_p): Prototype.
1215 * c-common.c (flag_dump_translation_unit): Remove.
1216 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1217 logic. Use dump_switch_p.
1218 * c-dump.h (struct dump_info): Add node and user fields.
1219 (dump_pointer): Declare.
1220 * c-dump.c (dump_node): Make extern. Add flags.
1221 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1222 (dump_new_line, dump_maybe_newline): Use them.
1223 (dump_pointer): New function.
1224 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1225 chain or function's body. Dump address, if TDF_ADDRESS set.
1226 (dump_flag): Define.
1227 (dump_node_to_file): Remove.
1228 (struct dump_file_info): New struct.
1229 (dump_files): New array.
1230 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1231 * c-lang.c (finish_file): Adjust dumping.
1232 * toplev.h (dump_base_name): Make extern.
1233 * invoke.texi: Document new flags.
1235 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1237 * c-tree.h (lang_decl): Add pending_sizes fields.
1238 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1240 (c_expand_body): Expand them.
1241 (lang_mark_tree): Mark lang_decl:pending_sizes.
1242 * function.c (expand_pending_sizes): New function, broken out
1244 (expand_function_start): ... here.
1245 * tree.h (expand_pending_sizes): Declare it.
1247 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
1249 * doc/install.texi: Update FreeBSD information. Generalize
1250 and update information for alpha-based platforms using ELF.
1252 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1254 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
1255 (store_parm_decls): Likewise.
1256 * c-typeck.c (convert_arguments): Likewise.
1258 2001-06-04 Richard Henderson <rth@redhat.com>
1260 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1261 optimization if current_function_calls_setjmp.
1263 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1265 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
1268 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1270 * simplify-rtx.c (simplify_subreg): Fix combining of
1271 paradoxical subregs.
1273 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1275 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1276 (no_labels_between_p): Short circuit case beg==end.
1278 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1280 * rtlanal.c (operand_preference): Fix preference for objects.
1282 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1284 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1287 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1289 * combine.c (if_then_else_cond): Use simplify_subreg instead
1291 * integreate.c (sub_constants): Likewise.
1293 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1295 * emit-rtl.c (constant_subword): Deprecate; remove most of code
1296 and use simplify_gen_subreg.
1298 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
1300 * sibcall.c (skip_copy_to_return_value): recognize the situation
1301 when the called function's return value is copied into an
1302 intermediate pseudo, and then into the calling functions return
1305 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1307 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
1308 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
1309 in case register wasn't OK previously, accept it now; allow
1310 subregs of frame pointer if reload completed and frame pointer
1313 * combine.c (sombine_simplify_rtx): Fix comment;
1314 use subreg_lowpart_offset instead of subreg_lowpart_p
1315 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
1316 * rtl.h (subreg_lowpart_parts_p): Kill.
1317 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
1318 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
1319 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
1320 (gen_lowpart_common): Likewise.
1321 (subreg_lowpart_p): Likewise.
1322 (subreg_lowpart_parts_p): Kill.
1323 (subreg_lowpart_offset, subreg_highpart_offset): New function.
1325 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
1326 to simplify SUBREG and REG.
1327 (gen_highpart): Use simplify_gen_subreg for all simplifications.
1329 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
1332 * rtlanal.c (replace_regs): Use simplify_gen_subreg
1334 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1336 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
1337 (ARRAY_RANGE_REF): Added description.
1339 * tree.def (ARRAY_RANGE_REF): New code.
1340 * alias.c (handled_component_p, can_address_p): Handle it.
1341 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1342 * explow.c (set_mem_attributes): Likewise.
1343 * expr.c (expand_assignment, get_inner_reference): Likewise.
1344 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
1345 * fold-const.c (operand_equal_p): Likewise.
1346 * tree.c (staticp, stabilize_reference): Likewise.
1347 * varasm.c (decode_addr_const): Likewise.
1349 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1351 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
1352 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
1354 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
1356 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
1357 mark_constant_pool_use before output_addr_const.
1358 (struct pool_node): New field wend.
1359 (add_constant): Note a sequence of constants that are referenced
1361 (pool_window_label, pool_window_last): New variables.
1362 (dump_table): Emit a unspec_volatile representing the end of a
1363 sequence of constants.
1364 (mark_constant_pool_use): New function.
1365 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
1366 (consttable_2): Add the second operand which flags whether
1367 this consttable entry was used or not.
1368 (consttable_4, consttable_8, consttable_sf, consttable_df):
1370 (consttable_window_end): New insn.
1372 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1374 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
1375 Reformat according to coding standards.
1378 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
1379 (shl_and_kind): Cast wide constant.
1380 (gen_far_branch): Define as static, as in declaration.
1381 (barrier_align): Compute cache-line length as unsigned. Add
1382 parentheses in initial credit computation.
1383 (rounded_frame_size): Add parentheses.
1384 (permanent_obstack): Remove declaration. Include ggc.h for
1385 declaration of ggc_add_root_rtx().
1386 (get_free_reg): Removed declaration of unused variable reg.
1387 (legitimize_pic_address): Mark mode argument as unused.
1389 2001-06-03 Igor Shevlyakov <igor@windriver.com>
1391 * config/sh/sh.c (output_branch): Support for insn with lenght
1392 attr 12 & 16 which represents cond branches outside +-4096 range.
1394 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1396 * config/sh/lib1funcs.asm (ic_invalidate): Align the
1397 cache-mirroring sequence. Add nops.
1399 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
1401 * doc/install-old.texi: Remove more old installation
1403 * doc/install.texi: Add relevant parts here.
1405 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1407 * doc/install.texi2html: New script.
1409 2001-06-03 David Edelsohn <edelsohn@gnu.org>
1411 * doc/install.texi: Update AIX information again.
1413 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1415 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
1416 installation documentation.
1417 * doc/install.texi: Move it to here.
1419 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1421 * doc/install.texi: Clean up Texinfo markup.
1423 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1425 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
1426 to just after title page.
1428 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1430 * doc/install-old.texi: Remove documentation of some configuration
1432 * doc/install.texi: Add relevant parts of this documentation here.
1434 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1436 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
1437 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
1439 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1441 * i386.md (all uses of ext_register_operand): Make sure they are
1442 VOIDmode; replace all uses outside zero_extend.
1443 (and?i splitters): Use ext_register_operands.
1444 (test?i peep2): Remove ignored constraints.
1445 * i386.c (ext_register_operand): Check that operand is
1446 eighter pseudo or hard or 'Q' register.
1448 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1450 * tree.h (struct record_layout_info_s): New field unpadded_align.
1451 (set_lang_adjust_rli): New declaration.
1452 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
1453 it would have if not packed, do not downgrade DECL_ALIGN.
1454 (lang_adjust_rli, set_lang_adjust_rli): New.
1455 (start_record_layout): Initialize new field unpadded_align.
1456 (debug_rli): Display it.
1457 (place_union_field, place_field): Set it.
1458 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
1460 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
1461 mean that; use proper names instead.
1462 Print DECL_NO_STATIC_CHAIN.
1464 * except.c (expand_builtin_frob_return_addr): Add missing call
1465 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
1466 (expand_builtin_eh_return): Likewise.
1467 (expand_eh_return): Clean up ptr_mode != Pmode cases.
1469 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
1471 * doc/invoke.texi: Remove references to papers about sequence points
1472 to readings.html, refer to that page.
1474 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1476 * README: Update references to installation instructions.
1478 2001-06-01 Laurent Guerby <guerby@acm.org>
1479 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1481 * doc/install.texi: Define srcdir when sources come from CVS.
1482 Significantly improve markup. Wrap overly long lines
1484 2001-06-01 DJ Delorie <dj@redhat.com>
1486 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
1487 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
1488 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
1489 gcov.1: Move to doc subdirectory.
1490 * install.texi: Move to doc/install-old.texi.
1491 * gcc.texi: Move to doc, refer to install-old.texi.
1492 * Makefile.in: Reflect move of docs to doc/.
1493 * f/Make-lang.in: Ditto.
1494 * java/Make-lang.in: Ditto.
1495 * doc/.cvsignore: New.
1497 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1499 * invoke.texi: use two spaces between command options, eliminate
1500 some 'overfull hboxes'
1502 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
1504 * Makefile.in (s-mlib): Make backtick-commands always succeed.
1505 (DRIVER_DEFINES): Ditto.
1507 2001-05-31 Richard Henderson <rth@redhat.com>
1509 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
1510 also link against libgcc.a.
1512 2001-05-31 Geoff Keating <geoffk@cygnus.com>
1514 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
1515 * config/mips/mips.c (mips_output_ascii): New function.
1516 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
1518 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
1520 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1522 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
1523 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
1525 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
1527 * install.texi (Configuration): Add html links for --with-gnu-as &
1528 --with-gnu-ld and refer to them from hppa & SCO triplets.
1529 (Specific): Link back to with-gnu-ld for all ELF platfoms.
1530 (Specific): Reword AVR binutils recommendation.
1532 2001-05-30 Zack Weinberg <zackw@stanford.edu>
1534 * ggc-page.c (size_lookup): Increase minimum allocation size
1536 (ggc_print_statistics): Report size of each bin in bytes, not
1537 as its order; there is no longer a direct relationship.
1539 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1541 * extend.texi: Fix formating of examples, eliminate some
1543 * gcc.texi: Eliminate some 'overfull hboxes'.
1544 * invoke.texi: Use two spaces between command options, eliminate
1545 some 'overfull hboxes'.
1547 2001-05-30 Richard Henderson <rth@redhat.com>
1549 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
1551 2001-05-30 Tom Tromey <tromey@redhat.com>
1553 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
1554 use it in the new association.
1556 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
1557 John David Anglin <dave@hiauly1.hia.nrc.ca>
1559 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
1560 to target type to allow ISO C++ compiler to accept it.
1561 * gthr-dce.h (__gthread_active_ptr): Likewise.
1562 * gthr-solaris.h (__gthread_active_ptr): Likewise.
1564 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1566 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
1567 so that we do accept comments in preprocessed input.
1569 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1571 * cpphash.c (alloc_node): Cast allocated pointer.
1573 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
1575 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
1577 2001-05-29 Stan Shebs <shebs@apple.com>
1579 * gcc.texi: Add links for information about Objective-C.
1581 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
1583 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
1584 /bin/sed fails on [^\"]).
1585 (configargs.h): Likewise.
1587 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1589 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
1591 2001-05-28 Stan Shebs <shebs@apple.com>
1593 * objc/objc.gperf: Remove, no longer used.
1595 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
1597 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
1598 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
1599 Remove trailing whitespace.
1601 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1603 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
1604 became http://freeware.sgi.com/.
1606 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
1608 * local-alloc.c (update_equiv_regs): Don't eliminate constant
1611 2001-05-27 Stan Shebs <shebs@apple.com>
1613 * objc/objc-act.c: Add/fix various comments.
1614 (init_selector): Remove, no longer used.
1615 (build_msg_pool_reference): Ditto.
1616 (objc_debug): Ditto.
1618 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1620 * c-decl.c (init_decl_processing):
1621 Don't call start_identifier_warnings.
1622 * flags.h (warn_id_clash, id_clash_len): Remove.
1623 * stringpool.c: Don't include flags.h.
1624 (scan_for_clashes, do_identifier_warnings,
1625 start_identifier_warnings): Remove.
1626 * toplev.c (warn_id_clash, id_clash_len): Remove.
1627 (display_help): Don't document -Wid-clash.
1628 (decode_W_option): Print warning on -Wid-clash.
1629 * tree.h (start_identifier_warnings): Remove.
1630 * invoke.texi: Remove documentation of -Wid-clash.
1632 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1634 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
1636 2001-05-27 Bruce Korb <bkorb@gnu.org>
1638 * fixinc/check.tpl(HACK) add and use a Scheme variable
1639 (has no test text): error out if no "test_text" is defined
1640 * fixinc/fixincl.tpl: likewise
1641 (FIXIDX): make it an enumeration so we minimize diffs
1642 * fixinc/inclhack.def: re-alphabetize and add sort instructions
1643 * fixinc/fixincl.x: regenerate
1644 * fixinc/tests/base/stdio.h: test output got moved due to
1646 * README-fixinc: rewrite (mostly)
1648 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1650 * cpplib.c (run_directive): Set pfile->directive.
1652 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1654 * c-tree.texi: Reformat the manual as a single chapter now
1655 included by gcc.texi.
1656 * gcc.texi: Include c-tree.texi. Merge all indexes.
1657 * Makefile.in (dvi): Add generation for the cppinternals
1658 documentation. Added dependencies on fdl.texi and c-tree.texi
1659 where appropriate. Use TEXI2DVI instead of custom tex calls.
1660 (info): Added dependencies on fdl.texi and c-tree.texi where
1661 appropriate. Remove the target c-tree.info.
1663 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
1665 * combine.c (try_combine): Fix typo in comment.
1666 * expr.c (expand_expr): Likewise.
1667 * config/i370/i370.md (untyped_call): Likewise.
1669 2001-05-26 Bruce Korb <bkorb@gnu.org>
1671 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1672 when fixincl is operating in test mode
1673 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
1674 (AAB_ultrix_limits): remove redundant text
1675 (AAB_ultrix_memory): ditto
1676 (AAB_ultrix_string): ditto
1677 (djgpp_wchar_h): fix the test text
1678 (irix_stdio_va_list): add test text
1679 (irix_limits_const): add a testing output file (limits.h is overwritten)
1680 (strict_ansi_not_ctd): put limits.h second in list for same reason
1681 (solaris27_mutex_init): test text needed selection text, too
1683 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1684 when fixincl is operating in test mode
1686 2001-05-26 Philip Blundell <philb@gnu.org>
1688 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1689 * config/i960/i960-protos.h: Likewise.
1690 * config/i370/i370-protos.h: Likewise.
1691 * config/h8300/h8300-protos.h: Likewise,
1692 * config/sh/sh-protos.h: Likewise.
1693 * config/v850/v850-protos.h: Likewise.
1695 2001-05-26 Philip Blundell <philb@gnu.org>
1697 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1699 2001-05-25 Zack Weinberg <zackw@stanford.edu>
1701 * toplev.c (debug_args, f_options, W_options): Mark
1702 descriptions for translation.
1703 (display_help): Translate descriptions on output.
1705 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
1706 objc/lang-options.h: Mark descriptions for translation.
1708 * aclocal.m4: Quote final argument of patsubst. Use
1709 3-argument form of AC_DEFINE. Restore quotes to [] while
1711 * configure.in: Remove unnecessary changequote calls.
1712 * configure, config.in: Regenerate.
1714 2001-05-25 Sam TH <sam@uchicago.edu>
1716 * basic-block.h: Fix header include guards.
1717 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
1718 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
1719 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
1720 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
1721 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
1722 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
1723 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
1724 varray.h version.h: Likewise.
1725 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
1726 config/arm/arm.h config/c4x/c4x-protos.h
1727 config/h8300/h8300-protos.h config/h8300/h8300.h
1728 config/i370/i370-protos.h config/i370/i370.h
1729 config/i960/i960-protos.h config/mcore/mcore.h
1730 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
1731 config/v850/v850-protos.h config/v850/v850.h: Likewise.
1732 * fixinc/fixlib.h fixinc/server.h: Likewise.
1734 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
1736 * config/arc/initfini.c (.init): Fix typo.
1738 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
1740 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
1742 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1744 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
1746 2001-05-25 Richard Henderson <rth@redhat.com>
1748 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
1750 2001-05-25 Richard Henderson <rth@redhat.com>
1752 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
1753 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
1754 (sparc*-*-solaris2): Likewise.
1755 * config/t-linux: Remove shared libgcc macros.
1756 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
1757 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
1759 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
1761 * config.gcc (*-*-freebsd*): Report bad configuration.
1763 2001-05-25 David Edelsohn <edelsohn@gnu.org>
1765 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
1767 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
1769 (ASM_OUTPUT_LABELREF): Delete.
1771 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1773 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
1774 strict_ansi_only): Don't run if stdc_0_in_system_headers.
1775 * fixinc/fixincl.x: Regenerate.
1776 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
1777 (FIX_TEST_TABLE): Declare it.
1778 * fixinc/fixlib.h: Include config.h.
1780 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1782 * fixinc/inclhack.def (alpha___assert): Change char * args to
1783 const char * on Tru64 UNIX to avoid excessive warnings from
1785 * fixinc/fixincl.x: Regenerate.
1787 2001-05-25 Geoff Keating <geoffk@redhat.com>
1789 * dbxout.c (dbxout_symbol): Invert previous patch, which was
1790 outputting a tag only for variable-size records.
1792 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
1794 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
1795 instead of rtx_equal_p for early clobber test.
1797 2001-05-26 Mark Mitchell <mark@codesourcery.com>
1799 * builtins.def: Encode additional information, such as names and
1801 * builtin-types.def: New file.
1802 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
1803 (built_in_decls): Likewise. Don't explicitly initialize global
1805 (expand_builtin_mathfn): Handle float and long double variants of
1807 (expand_builtin): Likewise.
1808 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
1809 (expand_tree_builtin): Handle long, long long, float, and long
1810 double variants of math functions.
1811 * c-common.h (c_tree_index): Remove some unused nodes.
1812 (void_ftype): Remove.
1813 (void_type_ptr): Likewise.
1814 (int_ftype_int): Likewise.
1815 (ptr_ftype_sizetype): Likewise.
1816 * c-decl.c (init_decl_processing): Remove creation of DWARF
1818 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
1819 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
1820 * Makefile.in (c-common.o): Depend on builtin-types.def.
1822 2001-05-25 Dale Johannesen <dalej@apple.com>
1824 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
1826 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
1828 * c-parse.in (notype_initdcl): Remove redundant line.
1830 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1832 * aclocal.m4: Fixed typo.
1833 (gcc_AC_HEADER_STDBOOL): Define.
1834 (gcc_AC_C__BOOL): Define.
1835 * configure.in: Use them.
1836 (AC_CHECK_HEADERS): Remove stdbool.h
1837 * configure, config.in: Regenerate.
1839 2001-05-25 Richard Henderson <rth@redhat.com>
1841 * function.c (expand_function_start): Don't abort on PARALLEL
1842 returns from hard_function_value.
1844 2001-05-25 Richard Henderson <rth@redhat.com>
1846 * config/i386/i386.md: Revert previous change. Do not apply
1847 the peephole if the components do not die after the sequence.
1849 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
1851 * c-parse.in (array_declarator): New. Handle C99 constructs.
1852 Don't restrict [*] declarators to C only.
1853 (after_type_declarator, parm_declarator_starttypename,
1854 parm_declarator_nostarttypename, notype_declarator,
1855 direct_absdcl1): Use it.
1856 * c-decl.c (build_array_declarator, set_array_declarator_type):
1857 New functions. Warn that [*] isn't properly implemented; pedwarn
1858 for [*] outside C99 mode if pedantic rather than giving a hard
1860 (grokdeclarator): Handle static and type qualifiers in parameter
1862 * c-tree.h (build_array_declarator, set_array_declarator_type):
1864 * extend.texi (Attribute Syntax): Document attributes in parameter
1867 2001-05-25 Mark Mitchell <mark@codesourcery.com>
1869 * config/i386/i386.md: Make sure cmpstr peepholes do not
1870 affect liveness information.
1872 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1874 * c-typeck.c (digest_init): Issue error messages about
1875 invalid constants, not warnings.
1877 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1879 * invoke.texi (-fno-builtin): Document that this is always on
1882 2001-05-24 Philip Blundell <philb@gnu.org>
1884 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
1887 2001-05-24 Philip Blundell <philb@gnu.org>
1889 * config/arm/arm.c (output_return_instruction): Correctly handle
1890 interworking and interrupt functions.
1892 2001-05-24 Philip Blundell <philb@gnu.org>
1894 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
1895 -m{no-}sched-prolog. Fix typos and improve formatting.
1897 2001-05-24 Philip Blundell <philb@gnu.org>
1899 * invoke.texi (ARM Options): Improve wording slightly. Add
1900 documentation for more options, including those for Thumb mode.
1901 Don't mention options that don't exist or are unimplemented.
1902 (Thumb Options): Delete; merged into above section.
1904 2001-05-24 Geoff Keating <geoffk@redhat.com>
1906 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
1907 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
1909 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1911 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
1912 fix hard register simplification.
1914 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1916 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
1917 of just copying CPP_CPU_SPEC.
1919 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1921 * i386.c (incdec_operand): Accept only 1 and -1.
1923 2001-05-23 Kelley Cook <kelley.cook@home.com>
1925 * Makefile.in: Move many of the *_H definitions eariler in the
1926 file, so that rules in t-* files that use them for
1927 dependencies will work in a parallel build.
1928 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
1930 2001-05-23 Richard Henderson <rth@redhat.com>
1932 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
1934 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1936 * cpp.texi: Update for handling of charconsts.
1937 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
1938 diagnostics. Skip to the end if the UCS is too short.
1939 (cpp_interpret_charconst): Long charconsts issue a warning
1942 2001-05-23 Richard Henderson <rth@redhat.com>
1944 * doc/install.texi (alpha-linux): Require binutils 2.11.
1946 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1948 * c-lex.c (read_escape, read_ucs): Delete.
1949 (lex_string): Use cpp_parse_escape.
1950 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
1951 if not C++ or not C99. Warn if traditional.
1952 (parse_escape): Rename cpp_parse_escape. Make the bitmask
1953 unsigned. Warn for out-of-range escape sequences here.
1954 Update to use maybe_read_ucs.
1955 (cpp_interpret_charconst): Don't warn here.
1956 * cpplib.h (cpp_parse_escape): New exported function.
1958 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
1960 * extend.texi (Attribute Syntax): Clarify application of
1961 attributes to parameters declared as functions or arrays.
1963 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
1965 * dbxout.c (dbxout_type_methods): Do still group methods by name.
1967 2001-05-23 Zack Weinberg <zackw@stanford.edu>
1969 * diagnostic.c (vnotice): Kill.
1970 (fnotice): Call vfprintf directly.
1971 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
1972 verbatim, set_diagnostic_context): Rename string argument to
1973 indicate that it is run through gettext.
1974 (vbuild_message_string, build_message_string, output_do_printf):
1975 Rename string argument to indicate that it is NOT run through
1977 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
1978 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
1979 Run msgid argument through gettext.
1980 (default_print_error_function): Run constant strings through
1981 gettext when nothing else will.
1982 (fatal_error, internal_error, error_recursion): Use fnotice.
1983 Present complete sentences to gettext.
1985 2001-05-23 Mark Mitchell <mark@codesourcery.com>
1987 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
1989 2001-05-23 Richard Henderson <rth@redhat.com>
1991 * function.c (expand_function_start): Always use a pseudo
1992 for the function result value.
1994 2001-05-22 Richard Henderson <rth@redhat.com>
1996 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
1997 section pointer alignment.
1999 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2001 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2002 of __USER_LABEL_PREFIX__.
2004 2001-05-22 Richard Henderson <rth@redhat.com>
2006 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2007 (__deregister_frame_info_bases): New.
2008 * unwind-dw2-fde.h: Declare it.
2009 * libgcc-std.ver: Export it.
2010 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2011 called __register_frame_info_bases.
2013 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2015 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2016 instead of #elif (which is OK for this case but not in general).
2018 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2020 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2021 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2022 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2023 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2024 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2026 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2027 David O'Brien <obrien@freebsd.org>
2029 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2030 configure-time options and target version of FreeBSD. Set-up
2031 to match architectural change in threading support. Correctly
2032 report when -pthread option is not supported by configure-time
2034 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2035 and extend to encode target version number in run-time setting
2036 of __FreeBSD__ macro to match the system compiler.
2037 (CPP_PREDEFINES): Likewise.
2038 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2040 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2041 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2043 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2044 David O'Brien <obrien@freebsd.org>
2046 * config.gcc (the unlabeled system switch statement): Add
2047 generic configuration section to handle *-*-freebsd*. Also,
2048 to match the system compiler, default to threading support (it
2049 may be disabled with the standard --disable-threads
2050 configuration-time switch).
2051 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2052 (alpha*-*-freebsd* in machine-specific section): Likewise.
2054 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2055 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2056 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2057 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2058 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2060 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2061 David O'Brien <obrien@freebsd.org>
2063 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2064 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2065 -pthread instead setting macro.
2067 2001-05-22 Richard Henderson <rth@redhat.com>
2069 * crtstuff.c (__register_frame_info_bases): Declare.
2070 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2071 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2073 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2074 (CRT_GET_RFIB_DATA): New.
2075 * config/i386/sysv4.h: Likewise.
2076 * config/i386/sco5.h: Likewise.
2077 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2079 2001-05-22 Richard Henderson <rth@redhat.com>
2081 * rtl.c (read_string): Break out from ...
2082 (read_rtx): ... here.
2084 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2086 * doc/install.texi (Specific): Remove a bogus and duplicate part
2087 copied from the end of the document.
2089 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2091 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2093 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2095 * install.texi: Remove obsolete information on SunOS as well as
2096 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2097 (Installing GNU CC on the Sun): Remove section.
2099 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2101 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2102 keep errno unchanged on success.
2104 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2106 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2107 once for hexadecimal floats, whether or not they contain a decimal
2108 point. Don't let the setting of pedantic otherwise affect the
2109 parsing of hexadecimal floats.
2111 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2113 * README.ACORN: Remove obsolete file.
2115 2001-05-22 Jan Hubicka <jh@suse.cz>
2117 * combine.c (gen_binary): Use swap_commutative_operands_p
2118 (simplify_comparison): Likewise.
2119 * expmed.c (emit_store_flag): Likewise.
2120 * expr.c (compare_from_rtx): Likewise.
2121 (do_compare_rtx_and_jump): Likewise.
2122 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2123 if not emitting a branch and operands want swapping.
2125 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2127 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2128 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2129 (maybe_get_identifier): Update.
2130 * tree.h (make_identifier): Delete.
2132 2001-05-21 Richard Henderson <rth@redhat.com>
2134 * combine.c (subst): Do not substitute for a register as
2135 a destination subreg/strict_low_part/zero_extract.
2137 * combine.c (simplify_comparison): Update op1 after constant
2139 * recog.c (const_int_operand): Accept only constants valid
2141 * genrecog.c: Update comments wrt const_int_operand.
2143 * emit-rtl.c (init_emit_once): Zero unused memory in a
2146 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2148 * tree.h (type_num_arguments): Declare it.
2149 * tree.c (type_num_arguments): New function.
2151 2001-05-21 Richard Henderson <rth@redhat.com>
2153 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2156 2001-05-21 Geoff Keating <geoffk@redhat.com>
2158 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2160 (minsf3): Use rs6000_emit_minmax.
2161 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2163 (movsfcc): Use rs6000_emit_cmove.
2164 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2165 Don't generate emit_fselsfsf4.
2166 (fseldfsf4): Likewise.
2167 (maxdf3): Use rs6000_emit_minmax.
2169 (mindf3): Use rs6000_emit_minmax.
2170 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2172 (movdfcc): Use rs6000_emit_cmove.
2173 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2174 Don't generate emit_fselsfsf4.
2175 (fselsfdf4): Likewise.
2176 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
2177 (min_max_operator): New predicate.
2178 (rs6000_emit_cmove): New function.
2179 (rs6000_emit_minmax): New function.
2180 * config/rs6000/rs6000-protos.h: Prototype new functions.
2181 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
2182 and min_max_operator.
2184 * config/rs6000/rs6000.c (output_cbranch): Handle all
2185 conditional types in the switch statement.
2187 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2189 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2190 non-register variables.
2191 * extend.texi: Document that asm-specifications do not make sense
2192 for non-static local variables.
2194 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
2196 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
2197 (dbxout_type_fields): Lose minimal_debug support.
2198 (dbxout_type_methods, dbxout_type): Likewise.
2200 2001-05-17 Andrew Haley <aph@redhat.com>
2202 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2204 2001-05-21 Richard Henderson <rth@redhat.com>
2206 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
2209 2001-05-20 Richard Henderson <rth@redhat.com>
2211 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2212 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
2213 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
2214 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2215 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
2217 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2218 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
2219 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
2220 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2221 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2222 DEBUG_PUBNAMES_SECTION): Rename as above.
2223 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2225 2001-05-20 Richard Henderson <rth@redhat.com>
2227 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
2228 operands unless the operation is commutative.
2230 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2232 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2235 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2237 * extend.texi: Clarify documentation of extensions included in ISO
2238 C99. Prefer C99 terminology and syntax to old GNU terminology and
2239 syntax. Add more index entries. Document mixed declarations and
2240 code as an extension in C89 mode. Warn about future changes to
2241 semantics of inline functions. Fixes PR other/930.
2243 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2245 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
2246 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2247 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
2248 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2250 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
2252 2001-05-20 Richard Henderson <rth@redhat.com>
2254 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
2255 to be output before a branch.
2257 2001-05-20 Richard Henderson <rth@redhat.com>
2259 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2261 2001-05-20 Richard Henderson <rth@redhat.com>
2263 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2264 (ASM_DOUBLE): Remove.
2265 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2266 * config/i386/sun386.h: Likewise.
2268 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2269 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2271 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2272 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2273 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2274 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2276 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2277 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2278 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2279 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2280 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2281 * config/i386/win32.h: Likewise.
2283 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2285 * invoke.texi: Add more options to summary list.
2287 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2289 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2290 used. Fixes PR c/2291.
2291 * gcc.1: Regenerate.
2293 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2295 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2296 the -fpic and -fPIC options, clear flag_pic.
2298 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2300 * hashtable.c (calc_hash): Fix HASHSTEP definition.
2301 * stringpool.c (make_identifier): No statistics here anymore.
2302 * objc-act.c (steup_string_decl): Remove redundant check.
2304 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2306 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
2307 cpplib.o, cpphash.o, fix-header): Update.
2308 (hashtable.o): New target.
2309 * c-common.h: Include cpplib.h. Define C_RID_CODE and
2310 struct c_common_identifier here.
2311 * c-lang.c (c_init_options): Update. Call set_identifier_size.
2312 * c-lex.c (c_lex): Update.
2313 * c-pragma.h: Update.
2314 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
2316 (C_RID_CODE): Delete.
2317 * cpphash.c: Rewrite to use hashtable.c.
2318 * cpphash.h: Update include guards.
2319 (struct cpp_reader): Remove hashtab.
2320 hash_ob and buffer_ob are no longer pointers. Add hash_table
2322 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
2323 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
2324 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
2325 * cppinit.c (cpp_create_reader): Update.
2326 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
2327 (cpp_interpret_charconst): Eliminate warning.
2328 * cpplib.c (do_pragma, do_endif, push_conditional,
2329 cpp_push_buffer, cpp_pop_buffer): Update.
2330 (_cpp_init_stacks): Rename cpp_init_directives.
2331 (_cpp_cleanup_stacks): Remove.
2332 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
2333 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
2334 cpp_forall_identifiers, cpp_create_reader): Update.
2335 (C_RID_CODE, cpp_make_node): New.
2336 (c_common_identifier): New identifier node for C front ends.
2337 * cppmain.c (main): Update.
2338 * fix-header.c (read_scan_file): Update.
2339 * flags.h (id_clash_len): Make unsigned.
2340 * ggc.h (ggc_mark_nonnull_tree): New.
2343 * stringpool.c: Update comments and copyright. Update to use
2345 * toplev.c (approx_sqrt): Move to hashtable.c.
2346 (id_clash_len): Make unsigned.
2347 * toplev.h (ident_hash): New.
2348 * tree.c (gcc_obstack_init): Move to hashtable.c.
2349 * tree.h: Include hashtable.h.
2350 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
2351 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
2352 (struct tree_identifier): Update.
2353 (make_identifier): New.
2355 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
2356 (C_RID_CODE): Remove.
2357 * lex.c (cxx_init_options): Call set_identifier_size. Update.
2358 (init_parse): Don't do it here.
2360 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
2362 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
2364 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
2366 (expand_eh_return): Convert between word_mode and Pmode.
2367 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
2369 (execute_stack_op): Likewise.
2370 (execute_cfa_program): Likewise.
2371 (uw_frame_state_for): Likewise.
2372 (uw_update_context_1): Likewise.
2373 * unwind.inc (_Unwind_Reason_Code): Likewise.
2374 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
2375 (EH_RETURN_STACKADJ_RTX): Likewise.
2376 * config/mips/mips.c (compute_frame_size): Make space for saving
2377 EH return registers.
2378 (mips_expand_epilogue): Handle EH stack adjustments.
2379 * config/mips/mips.md (eh_return): New pattern.
2380 (eh_set_lr_si): Likewise.
2381 (eh_set_lr_di): Likewise.
2382 Add splitter to perform EH return after reload.
2384 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2386 * jump.c (mark_jump_label): Tidy previous change.
2388 2001-05-19 Bruce Korb <bkorb@gnu.org>
2390 * fixinc/genfixes: no need for two warnings
2391 * fixinc/Makefile.in: open stdin for those building with a closed one.
2393 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2395 * jump.c (jump_optimize_1): Tidy.
2396 (mark_jump_label): When changing the label in a LABEL_REF, change
2397 update any REG_EQUAL notes as well.
2399 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
2401 * c-parse.in (parm_declarator): Split into
2402 parm_declarator_starttypename and parm_declarator_nostarttypename.
2403 (parm_declarator_starttypename, parm_declarator_nostarttypename):
2404 New. Allow parenthesised sub-declarators which don't begin with a
2405 TYPENAME. Fixes PR c/166.
2407 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2409 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
2411 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2413 * toplev.c (main): If the target does not allow profiling without
2414 a frame pointer, issue an error message.
2415 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2418 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2420 * recog.c (general_operand): Modify last change to allow it if reload
2423 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2425 * recog.c (general_operand): Prohibit nonzero subreg bytes on
2426 subregs containing mem.
2428 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
2430 * regrename.c (regrename_optimize): frame pointer register can
2433 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
2435 * README.DWARF: Move into dwarfout.c.
2437 2001-05-18 Dale Johannesen <dalej@apple.com>
2439 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
2440 specific misuse of r0 as a reload address.
2442 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2444 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
2447 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2449 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
2450 (add_to_sequence): Make that decision type.
2451 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
2452 (write_switch, write_cond, debug_decision_2): Likewise.
2454 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
2456 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
2459 2001-05-18 Stan Shebs <shebs@apple.com>
2461 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
2462 * configure: Regenerate.
2464 2001-05-18 Per Bothner <per@bothner.com>
2466 Changes needed for java/jvspec.c
2467 * gcc.h (n_infiles, outfiles): Add declarations.
2468 * gcc.c (n_infiles, outfiles): Mske no longer static.
2470 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
2472 * config/pa/som.h (EXCEPTION_SECTION): Define.
2474 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
2476 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
2478 Add have_location_lists, a variable to determine whether we need a
2479 .debug_loc section or not.
2480 (enum dw_val_class): Add dw_val_class_loc_list.
2481 (dw_val_struct): Add val_loc_list.
2482 (dw_loc_list_struct): New structure, represents location lists.
2483 (new_loc_list): New function, return a new location list, given
2484 the range and location expression.
2485 (add_loc_descr_to_loc_list): New function, add a location
2486 expression to a location list, given the expression and range.
2487 (output_loc_list): New function, output a location list.
2488 (gen_internal_sym): Modified to take symbol prefix, so we can
2489 reuse it for location list symbols.
2490 (add_AT_loc_list): New function, add a location list to a DIE at
2491 the named attribute.
2492 (AT_loc_list): New function, return the location list reference
2493 for a given attribute, if it's a location list.
2494 (print_die): Handle dw_val_class_loc_list.
2495 (size_of_die): Ditto.
2496 (value_format): Ditto.
2497 (output_die): Ditto.
2498 (output_location_lists): New function, output all of the location
2499 lists for a DIE and it's children.
2500 (dwarf2out_finish): Call output_location_lists if we have location
2504 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2506 * gcse.c (try_replace_reg): First try global replace, later try to
2507 simplify the expression.
2509 * gcse.c (find_used_regs): Change calling convention; work via
2511 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
2513 2001-05-18 Bernd Schmidt <bernds@redhat.com>
2516 2001-02-09 Nick Clifton <nickc@redhat.com>
2517 * config/arm/arm.md: Change output constraint on post inc
2518 load/store multiple patterns to be a read/write constraint.
2520 2001-05-18 Mark Mitchell <mark@codesourcery.com>
2522 * basic-block.h (struct basic_block_def): Add documentation about
2523 what a basic block is, and what the various fields are used for.
2524 * flow.c (calculate_globlal_regs_live): Add documentation about
2525 how the algorithm works, and how we know that it will terminate.
2526 Check that the the inductive assumption that guarantees
2527 termination actually holds.
2528 (mark_used_regs): Treat conditionally set registers as used.
2529 (debug_regset): Add comment.
2530 * rtl.texi (cond_exec): Add documentation.
2532 * function.c (expand_function_start): Avoid creating BLKmode
2535 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2537 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
2538 DIE, even if it has no children.
2539 (dwarf2out_finish): Always output the line-number table, even if
2542 2001-05-18 David Edelsohn <edelsohn@gnu.org>
2544 * rs6000.md (movsfcc,movdfcc): Remove NE case.
2546 2001-05-17 Bruce Korb <bkorb@gnu.org>
2548 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
2549 * fixinc/genfixes: emit a warning if AutoGen is out of date
2551 2001-05-17 Brendan Conoboy <blc@cygnus.com>
2552 Bruce Korb <bkorb@gnu.org>
2554 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
2555 found in fixinc directory. Facilitates binary distributions.
2557 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
2559 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
2562 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
2564 * dwarf2out.c (modified_type_die): Equate qualified type to die.
2566 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2568 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
2569 (simplify_subreg): Handle complex types represented as CONCAT.
2571 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
2572 * rtl.h (swap_commutative_operands_p): Declare.
2573 * rtlanal.c (swap_commutative_operands_p): New.
2574 (operand_preference): New static function.
2576 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
2577 (gen_binary): Likewise.
2578 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
2579 * simplify-rtx.c (simplify_gen_binary,
2580 simplify_gen_relational): Likewise.
2582 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2584 * cse.c (fold_rtx): Use simplify_subreg.
2586 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
2587 (simplify_gen_subreg): New.
2588 (simplify_rtx): Use simplify_subreg.
2589 * rtl.h (simplify_gen_subreg): Declare.
2591 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2593 * doc/install.texi: Update Solaris information.
2595 * except.h (protect_cleanup_actions): Remove it.
2596 (lang_protect_cleanup_actions): Declare it.
2597 * except.c (protect_cleanup_actions): Remove it.
2598 (lang_protect_cleanup_actions): New variable.
2599 (init_eh): Don't make protect_cleanup_actions a GC root.
2600 (expand_eh_region_and_cleanup): Call
2601 lang_protect_cleanup_actions.
2602 (output_function_exception_table): Remove unused `align'
2604 * varasm.c (assemble_external): Abort if we have not yet
2605 opened the assembly output file.
2607 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
2609 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
2610 for eh_personality_libfunc.
2612 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2614 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
2615 when calling simplify_subreg. This is needed to allow replacing
2616 of expression of one mode by expression of different mode.
2618 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2620 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
2622 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2624 * expr.c (protect_from_queue): Protect against subsequent calls to
2626 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
2629 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2631 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
2633 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2635 * gccbug.in (CATEGORIES): Add "bootstrap".
2637 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2639 * simplify-rtx.c (simplify_subreg): Break out from ...
2640 * combine.c (combine_splify_rtx) ... here and ...
2641 * recog.c (validate_replace_rtx_1): ... here;
2642 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
2643 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
2644 (subreg_lowpart_p): ... here.
2646 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2648 * stmt.c (expand_asm_operands): For inout operands, make sure
2649 the substitution of '=' for '+' makes it into the rtl.
2651 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
2652 (reload_as_needed): Call update_eliminable_offsets a bit later.
2654 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2656 * gcc.texi (gccbug): Refer to the web pages for detailed information
2659 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2661 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
2663 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
2664 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
2665 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
2666 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
2667 * cross-make: Don't set LIBGCC1.
2668 * mklibgcc.in: Delete all code for building from libgcc1.c.
2669 Always honor LIB1ASMFUNCS if set.
2671 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
2672 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
2673 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
2674 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
2675 config/i386/uwin.asm, config/m68hc11/larith.asm,
2676 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
2677 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
2678 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
2679 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
2680 Delete or update references to libgcc1 in commentary.
2682 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
2683 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
2684 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
2685 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
2686 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
2687 config/arm/t-semi, config/arm/t-strongarm-coff,
2688 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
2689 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
2690 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
2691 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
2692 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
2693 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
2694 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
2695 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
2696 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
2697 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
2698 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
2699 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
2700 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
2701 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
2702 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
2703 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
2704 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
2705 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
2706 config/mips/t-ultrix, config/mn10200/t-mn10200,
2707 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
2708 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
2709 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
2710 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
2711 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
2712 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
2713 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
2714 config/sparc/t-sparclite, config/sparc/t-splet,
2715 config/sparc/t-sunos41, config/sparc/t-vxsparc,
2716 config/sparc/t-vxsparc64, config/v850/t-v850:
2717 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
2719 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
2720 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
2721 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
2722 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
2723 nongcc_SI_type, nongcc_word_type, or perform_*
2724 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
2726 * config/i386/386bsd.h, config/i386/beos-elf.h,
2727 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2728 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
2729 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
2730 Don't include i386/perform.h.
2732 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
2733 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
2734 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
2735 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
2736 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
2737 config/vax/t-openbsd, config/vax/t-vax: Delete.
2739 * config.gcc: Remove references to deleted files.
2740 (arm-semi-aof): Use arm/t-semi for tmake_file.
2742 * gcc.texi, install.texi, invoke.texi, tm.texi:
2743 Delete or rewrite text which is no longer relevant now that
2744 libgcc1 no longer exists.
2746 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
2747 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
2749 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
2750 Bruce Korb <bkorb@gnu.org>
2752 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
2755 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2757 * i386.md: Add two peepholes to clean up code generated by
2760 2001-05-16 Richard Henderson <rth@redhat.com>
2762 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
2763 variants of non-absolute encodings.
2765 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2767 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
2768 __register_frame_info_table_bases): Export.
2770 2001-05-16 Richard Henderson <rth@redhat.com>
2772 * except.c (eh_data_format_name): Move to ...
2773 * dwarf2asm.c: ... here. Use designated initializers if available.
2774 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
2775 * dwarf2asm.h: Update declarations.
2776 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
2777 ASM_PREFERRED_EH_DATA_FORMAT.
2778 (output_call_frame_info): Likewise. Use 'L' augmentation for
2781 * unwind-dw2-fde.h (struct fde_vector): New.
2782 (struct old_object): Rename from struct object.
2783 (struct object): New.
2784 (__register_frame_info_bases): Declare.
2785 (__register_frame_info_table_bases): Declare.
2786 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
2787 * unwind-dw2-fde.c (objects): Remove.
2788 (unseen_objects, seen_objects): New.
2789 (__register_frame_info_bases): New.
2790 (__register_frame_info): Use it.
2791 (__register_frame_info_table_bases): New.
2792 (__register_frame_info_table): Use it.
2793 (__deregister_frame_info): Rewrite for changed object struct.
2794 (base_from_object, get_cie_encoding, get_fde_encoding): New.
2795 (fde_unencoded_compare): Rename from fde_compare; uninline.
2796 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
2797 (start_fde_sort): Adjust for new definition of fde_vector.
2798 (fde_insert): Likewise.
2799 (end_fde_sort): Likewise. Select comparison function based
2800 on properties of the object.
2801 (fde_split): Take object and fde_compare_t arguments.
2802 (frame_heapsort, fde_merge): Likewise.
2803 (classify_object_over_fdes): Rename from count_fdes. Handle
2804 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
2806 (add_fdes): Handle encoded pointers.
2807 (init_object): Rename from frame_init. Update for new struct object.
2808 (linear_search_fdes): Rename from search_fdes. Handle encoded
2810 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
2811 (binary_search_single_encoding_fdes): New.
2812 (binary_search_mixed_encoding_fdes): New.
2813 (search_object): New.
2814 (_Unwind_Find_FDE): Update for new struct object. Fill in
2816 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
2817 iterating over EH data.
2818 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
2819 fde_encoding, lsda_encoding.
2820 (read_uleb128, read_sleb128): Remove.
2821 (read_encoded_pointer): Remove. All callers use read_encoded_value.
2822 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
2823 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
2825 * unwind-pe.h: Add "struct" to _Unwind_Context references.
2827 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2829 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
2830 * cpphash.c (_cpp_lookup_with_hash): Similarly.
2831 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
2832 cpp_spell_token, cpp_output_token): Similarly.
2833 * cpplib.c (lex_macro_node, do_undef, do_pragma,
2834 do_pragma_poison, parse_assertion, do_assert): Similarly.
2835 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
2836 save_parameter, _cpp_create_definition, check_trad_stringification,
2837 cpp_macro_definition): Similarly.
2838 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
2839 * c-lex.c (cb_undef, c_lex): Similarly.
2840 * fix-header.c (recognized_function): Similarly.
2841 * cpplib.h (NODE_LEN, NODE_NAME): New.
2842 (cpp_hashnode): Rename length len.
2844 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
2846 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
2849 2001-05-16 Andreas Jaeger <aj@suse.de>
2851 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
2853 * toplev.c: Include dwarf2asm.h for prototype of
2854 dw2_output_indirect_constants.
2856 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2858 * stmt.c (expand_asm_operands): Be able to offload addressof
2859 expression to memory. (PR optimization/185)
2861 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2863 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
2864 applying distributive law.
2866 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2868 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
2870 * gthr-dce.h (UNUSED): Attribute unused macro.
2871 (__gthread_key_dtor): Make arguments UNUSED.
2872 (__gthread_key_delete): Revise for compatibility with DRAFT4
2875 2001-05-16 David Edelsohn <edelsohn@gnu.org>
2877 * doc/install.texi: Update AIX information.
2878 * README.RS6000: Remove obsolete file.
2880 2001-05-16 Jakub Jelinek <jakub@redhat.com>
2881 Nathan Sidwell <nathan@codesourcery.com>
2883 * gcc.c (give_switch): Don't write before start of string.
2884 Always append suffix.
2886 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
2888 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
2891 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2893 * README.ALTOS: Remove obsolete file.
2895 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2897 * c-lex.h (save_and_forget_protocol_qualifiers,
2898 forget_protocol_qualifiers, remember_protocol_qualifiers):
2899 Remove deleted functions' prototypes.
2901 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2903 * c-parse.in (methodtype): New production.
2904 (methoddef, methodproto): Collapse separate '-' and '+'
2907 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2909 * c-common.h (RID_FIRST_PQ): New.
2910 * c-parse.in (objc_pq_context): New.
2911 (objc parser): Set objc_pq_context rather than calling
2912 remember_protocol_qualifiers and forget_protocol_qualifiers.
2913 Don't call save_and_forget_protocol_qualifiers.
2914 (yylexname): Handle objc protocol qualifiers here.
2915 * stringpool.c (struct str_header): Replace with sp_hashnode.
2916 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
2917 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
2918 Allocate an IDENTIFIER_NODE for each identifier.
2919 (FORALL_STRINGS, set_identifier): Delete.
2920 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
2921 (ggc_alloc_string): Use an obstack.
2922 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
2923 * tree.h: Update comments.
2924 (set_identifier): Delete.
2925 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
2926 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
2927 remember_protocol_qualifiers): Delete.
2929 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
2931 * flow.c (life_analysis): After life analysis is complete, do
2932 an optional scan over insns looking for REG_LABEL notes that
2933 reference a deleted label.
2934 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
2935 before peeking at LABEL_NUSES.
2937 2001-05-15 Richard Henderson <rth@redhat.com>
2939 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
2940 (_Unwind_GetTextRelBase): New.
2942 2001-05-15 Mark Mitchell <mark@codesourcery.com>
2944 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2946 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
2948 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
2949 so that CHOOSE_SECTION gets used.
2951 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
2952 TARGET_RELOCATABLE like flag_pic for now.
2954 2001-05-15 David Edelsohn <edelsohn@gnu.org>
2956 * rs6000.md (movdi splitter): Sign extend more efficiently.
2957 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
2958 to "long long" valid on 32-bit and 64-bit hosts.
2959 (logical_operand): Cast trunc_int_for_mode return value.
2960 (rs6000_emit_move): Shift macro to encapsulate variable.
2961 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
2962 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
2963 plus_constant requires signed argument.
2965 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
2967 * gthr-posix.h: Make additional pthread-* functions weak.
2969 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2971 * recog.c (apply_change_group): Avoid unneeded validating.
2973 2001-05-14 David Edelsohn <edelsohn@gnu.org>
2975 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
2976 (num_insns_constant): CONST_INT can be 64-bits.
2978 2001-05-14 Stan Shebs <shebs@apple.com>
2980 * config/darwin.h (LIB_SPEC): Just use -lSystem.
2981 (LIBGCC_SPEC): Don't define.
2983 2001-05-14 Richard Henderson <rth@redhat.com>
2985 * configure.in (gcc_cv_as_eh_frame): New test.
2986 * config.in, configure: Rebuild.
2987 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
2989 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2991 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
2992 extended precision divide.
2994 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2996 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
2997 for RETURNS as well.
2999 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3001 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3002 (CPP_CPU??_SIZE_TYPE): New.
3003 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3004 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3005 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3006 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3008 * i386.c (override_options): Add sorry about not suported modes.
3010 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3012 * config/pa/som.h (NM_FLAGS): Remove.
3013 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3014 (ASM_OUTPUT_SECTION_NAME): Remove.
3015 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3017 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3019 * regrename.c (regrename_optimize): Do not rename registers to
3022 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3024 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3025 contain MEMs. Remove useless distinction about clobbering
3028 2001-05-13 Geoff Keating <geoffk@redhat.com>
3030 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3031 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3032 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3033 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3034 (EXCEPTION_SECTION): Define.
3036 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3038 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3039 binary backward compat only.
3040 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3041 in LIB2FUNCS. Pass it to mklibgcc.
3042 * mklibgcc.in: Handle LIB2FUNCS_ST.
3044 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3046 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3048 * tm.texi (THREAD_MODEL_SPEC): Document it.
3049 * gcc.c (main): Use it.
3050 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3051 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3053 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3055 * rtl.h (SYMBOL_REF_WEAK): New macro.
3056 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3057 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3058 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3059 * gcc.texi: Remove wrong description.
3061 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3063 * Makefile.in (STAMP): New macro.
3064 Replace all uses of `touch' with $(STAMP).
3065 * fixinc/Makefile.in: Likewise.
3067 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3069 * configure.in: ldopen is never in -lexc, so don't test for it.
3070 Add test for exc_resume in -lexc for Ada.
3071 * configure: Regenerated.
3073 2001-05-12 Richard Henderson <rth@redhat.com>
3075 * dwarf2asm.c (size_of_encoded_value): New function.
3076 * dwarf2asm.h: Declare it.
3077 * except.c (output_function_exception_table): Align the TType
3078 array only as wide as the encoding.
3080 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3082 * extend.texi: Document #pragma GCC java_exceptions.
3084 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3086 * c-parse.in (bison parser, init_reswords): Remove uses of
3088 * c-tree.h (doing_objc_thang): Remove.
3090 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3092 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3093 about files not ending in newlines.
3095 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3097 * dwarfout.c (dwarfout_init): Add cast.
3098 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3099 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3101 * method.c (build_mangled_C99_name): Remove unused prototype.
3103 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3105 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3107 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3109 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3110 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3112 2001-05-11 Richard Henderson <rth@redhat.com>
3114 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3115 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3116 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3117 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3118 (dw2_output_indirect_constants): Prototype.
3119 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3120 current_function_func_begin_label if we'll need it for EH. Exit
3121 early for IA64_UNWIND_INFO.
3122 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3123 (eh_data_format_name): Update for indirect references.
3124 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3125 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3126 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3127 define HAVE_eh_return etc.
3128 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3129 (final_end_function): Don't call output_function_exception_table.
3130 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3131 (rest_of_compilation): Invoke output_function_exception_table
3132 for ia64 before assemble_end_function.
3133 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3134 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3136 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3137 * unwind.h: Declare them.
3138 * libgcc-std.ver: Export them.
3139 * unwind-pe.h: New file.
3141 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3143 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3145 (find_fde_for_dso): Extract DT_PLTGOT.
3146 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3147 the segment and gp as well.
3148 * config/ia64/frame-ia64.c: Remove file.
3149 * config/ia64/frame-ia64.h: Remove file.
3150 * config/ia64/unwind-ia64.c: New file.
3151 * config/ia64/unwind-ia64.h: New file.
3152 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3153 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3154 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3155 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3156 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3157 (IA64_UNWIND_INFO): Re-enable.
3158 (HANDLER_SECTION): Remove.
3159 (EH_RETURN_DATA_REGNO): New.
3160 * config/ia64/ia64.md (exception_receiver): Remove.
3161 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3162 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3164 2001-05-11 Richard Henderson <rth@redhat.com>
3166 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3167 calls and jumps to be bundled together.
3168 (ia64_reorg): Emit a break after a noreturn call that ends
3170 * config/ia64/ia64.md (break_f): New.
3172 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3174 * c-lex.c (lex_charconst): Convert into a simple wrapper
3175 around cpp_interpret_charconst, to which most of the code
3177 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
3178 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
3179 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
3180 (lex): Use cpp_interpret_charconst.
3181 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
3182 hex_digit_value): New functions.
3183 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
3184 * cpplib.h (cpp_interpret_charconst): New prototype.
3185 * Makefile.in: Update.
3187 2001-05-12 Dean Wakerley <dean@wakerley.com>
3189 * doc/install.texi: New file. Converted to texinfo from the HTML
3190 documentation in wwwdocs/htdocs/install.
3192 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
3194 * gcse.c (insert_insn_end_bb): Do not search for assignments to
3195 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3197 * toplev.c (compile_file): Move comment for opening output
3198 file to just before the code that opens the output file.
3200 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3202 * regmove.c (regmove_optimize): Suppress the optimization for
3203 unchanging destination register. Add comment above function.
3205 2001-05-11 Zack Weinberg <zackw@stanford.edu>
3207 * Makefile.in: Exterminate all references to assert.h.
3208 * cross-make: Likewise.
3210 * configure.in: Correct commentary.
3211 * configure: Regenerate.
3213 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
3216 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3217 config/t-netbsd, config/t-rtems, config/x-linux,
3218 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
3219 No need to override INSTALL_ASSERT_H.
3221 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3222 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
3223 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
3225 2001-05-11 Graham Stott <grahams@redhat.com>
3227 * combine.c (simplify_comparison): Fix typo.
3229 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3231 * loop.h (struct movables): Remove `num'.
3232 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3233 Adjust call to strength_reduce.
3234 (num_unmoved_movables): New function.
3235 (move_movables): Don't set movables->num.
3236 (strength_reduce): Compute the number of instructions in the loop
3237 here, rather than in the caller.
3238 (check_dbra_loop): Always clear reversible_mem_store if there
3239 are any memory sets.
3240 (loop_regs_scan): Don't count instructions here.
3241 (count_insn_in_loop): New function.
3243 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3245 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
3247 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3249 * c-common.c (finish_label_expr): New function, lifted from
3250 from cp/semantics.c.
3251 * c-common.h (finish_label_expr, lookup_label): New prototypes.
3252 * c-parse.in: Move 3 blocks of parser code into new functions.
3253 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
3254 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
3255 (lookup_label): Remove.
3257 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
3259 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
3260 FLOAT_BIT_ORDER_MISMATCH.
3262 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3264 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3265 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3267 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3269 * expr.c (emit_group_load): extract_bit_field requires a REG or
3272 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
3274 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3275 a computed jump into an unconditional jump.
3276 In second hunk of code for collapsing computed and conditional jumps
3277 into unconditional jumps, reemit the jump in additional cases.
3279 * jump.c (jump_optimize_1): Do not wrap the new jump target
3280 inside a LABEL_REF; gen_jump will do that automatically.
3282 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3284 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3285 contents for a SYMBOL_REF in case of floating point constants.
3287 2001-05-10 DJ Delorie <dj@redhat.com>
3289 * c-common.c (combine_strings): Widen strings in a
3290 host-endian-independent way.
3292 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3294 * c-parse.in: Remove many shift/reduce conflicts. Update
3296 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3297 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3298 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3299 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3300 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3301 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3302 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3303 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3304 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3305 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3306 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
3307 typespec_reserved_nonattr, typespec_reserved_attr,
3308 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
3309 structsp_nonattr, components_notype, component_notype_declarator,
3310 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
3311 firstparm, setspecs_fp): New
3312 (typed_declspecs, reserved_declspecs, typed_typespecs,
3313 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
3314 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
3315 declmods_no_prefix_attr, nonempty_type_quals, structsp,
3316 type_quals): Remove. Users updated.
3317 (initdecls, notype_initdecls, after_type_declarator,
3318 parm_declarator, notype_declarator, absdcl1, components, ivars):
3319 Don't allow attributes at the start of a declarator; include them
3320 in the production containing the declarator instead. Always
3321 require type specifiers before trying to redeclare a typedef name.
3322 (typename): Allow for attributes but warn that they are ignored.
3323 (parmlist, firstparm, setspecs_fp): Include attributes in
3324 parmlist; suck them off the parser stack in firstparm using
3327 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
3329 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
3330 to determine if a block has an unconditional jump at its end.
3332 * jump.c (jump_optimize_1): When converting a conditional jump
3333 to an unconditional jump, build the jump using gen_jump instead
3334 of just modify operands in-place.
3336 2001-05-09 Zack Weinberg <zackw@stanford.edu>
3338 * cppinit.c (cpp_post_options): Shut off macro expansion if
3340 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
3341 IN_I directives only if the # is in column 1 and the directive
3342 name begins in column 2.
3343 * cppmain.c (scan_buffer): Insert a space between # and an
3344 identifier, when that identifier is a directive name.
3346 * tradcpp.c (struct file_buf): Add a pointer to the next entry
3347 in the header search path.
3348 (enum node_type): Add T_INCLUDE_NEXT.
3349 (directive_table): Add entry for include_next.
3350 (do_include_next): New function.
3351 (process_include): New routine, broken out of do_include.
3352 (finclude): Insert 'nhd' argument, to be copied into
3353 next_header_dir of the new buffer.
3354 (main): Adjust to match.
3355 * gsyslimits.h, limity.h: Un-indent #include_next.
3357 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
3359 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
3360 inclusion as a chapter of the GCC manual.
3361 * gcc.texi: Include objc.texi.
3362 * fdl.texi: Use @unnumberedsec for the addendum.
3363 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
3365 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3367 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
3369 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
3371 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
3372 handling of two-address insns.
3374 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
3376 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
3377 ../binutils/nm-new instead of ../binutils/nm.
3379 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3381 * i386.md (movdi splitter): Fix the splitting condition
3382 (float_extenddftf splitter): Fix mode.
3384 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3386 * genrecog.c (write_switch): Avoid outputting of switch for
3387 types wider than int.
3389 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
3391 * reload1.c (copy_eh_notes): New function.
3392 (emit_input_reload_insns): Call it.
3393 (emit_output_reload_insns): Call it.
3395 2001-05-07 Zack Weinberg <zackw@stanford.edu>
3397 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
3399 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
3400 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
3402 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
3404 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3406 * pa.md (interspace_jump): Revise comment.
3407 (builtin_longjmp): Block initial setup insns from delay slot of
3409 (builtin_setjmp_receiver): New expander to save and restore PIC
3412 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
3414 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
3416 * toplev.c (compile_file): Set up the output file before we call
3417 the various initializers for the compiler.
3419 * except.c (sjlj_mark_call_sites): Do not search for assignments to
3420 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3422 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
3423 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
3425 2001-05-06 Zack Weinberg <zackw@stanford.edu>
3427 * Makefile.in (tradcpp0): Correct typo in dependency list.
3429 2001-05-06 Geoff Keating <geoffk@redhat.com>
3431 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
3432 the link register if we're not going to use it.
3434 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
3435 (output_function_profiler): Likewise.
3437 2001-05-07 Alan Modra <amodra@one.net.au>
3439 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
3441 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
3443 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
3444 zero-extend it. Make abs_inc unsigned.
3446 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
3447 widest mode in narrowing and widening operations.
3449 * config/mips/mips.md: Sign extend CONST_INTs.
3451 2001-05-06 Andreas Jaeger <aj@suse.de>
3453 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
3454 (i386 Options): Document -momit-leaf-frame-pointer.
3456 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3458 * c-typeck.c (internal_build_compound_expr): Check for
3459 array to pointer conversion just once.
3461 2001-05-05 Richard Henderson <rth@redhat.com>
3463 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
3465 2001-05-05 Richard Henderson <rth@redhat.com>
3467 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
3468 to the parent of the fixup region.
3470 2001-05-05 Jakub Jelinek <jakub@redhat.com>
3472 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
3474 * cpp.texi (__NO_INLINE): Document it.
3476 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3478 * cppfiles.c (struct include_file): New member err_no.
3479 (find_or_create_entry): Set it.
3480 (open_file): Don't set fds to -2. Instead, use err_no to
3481 remember previous errors, if any.
3483 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3485 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
3486 between X and Y by using sequences of xgdx and xgdy.
3488 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3490 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
3491 of '!' for the 'D' alternative ('!' is too strong).
3492 ("*logicalsi3_silshl16"): Likewise.
3493 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
3494 ("movstrictsi"): Remove spurious '+'.
3495 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
3496 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
3497 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
3500 2001-05-04 David Edelsohn <edelsohn@gnu.org>
3502 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
3504 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
3506 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
3509 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3511 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
3514 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3516 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
3517 soft register, use ror instead of rol.
3519 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3521 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
3522 into account pre/post increment decrement for 68HC12.
3523 Fix other problems in replacement and fix call to reg_mentioned_p.
3525 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3527 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
3528 Put the soft registers in bss for 68HC12.
3529 (L_regs_d3_4): New for _.d3 and _.d4.
3530 (L_regs_d5_6): Likewise.
3531 (L_regs_d1_2): Likewise.
3532 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
3534 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3536 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
3537 to the pre-processor when -fshort-double is specified.
3538 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
3540 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3542 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
3543 (__mulsi3): Rewrite for 68HC12.
3544 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
3545 Mark 'x' constraint with earlyclobber to prevent a
3546 RELOAD_FOR_OTHER_ADDRESS to go in it.
3547 (mulhi3_m68hc12): New pattern.
3548 (mulhi3_m68hc11): Rename of mulhi3.
3549 (mulhi3): New expand for 68HC12 optimisation.
3550 (umulhisi3, mulhisi3): New patterns for 68HC12.
3552 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3554 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
3555 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
3556 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
3558 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3560 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
3561 constants cheap after reload.
3562 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
3564 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
3565 so that gcc prefers a shift by 16.
3566 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
3568 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
3570 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
3572 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3574 * alpha.h: NULL_PTR -> NULL.
3581 * i386.md: Likewise.
3584 * m68hc11.h: Likewise.
3585 * rs6000.h: Likewise.
3588 * sparc.h: Likewise.
3592 * final.c: Likewise.
3594 * recog.c: Likewise.
3596 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3598 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
3599 `bool' parameter to `int'.
3601 * hash.c (hash_lookup): Likewise.
3603 * hash.h (hash_lookup): Likewise.
3605 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
3607 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3609 * i386.c (x86_initialize_trampoline): Fix mode of constant.
3611 2001-05-03 Geoff Keating <geoffk@redhat.com>
3613 * invoke.texi (i386 Options): Delete references to -malign-jumps,
3614 -malign-loops, -malign-functions.
3615 * i386.c (ix86_align_funcs): Delete.
3616 (ix86_align_loops): Delete.
3617 (ix86_align_jumps): Delete.
3618 (override_options): Mark -malign-* as obsolete. Emulate their
3619 behaviour with the -falign-* options. Default -falign-* from
3620 the processor table.
3621 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
3622 patch of Wed May 2 13:09:36 2001.
3623 (LOOP_ALIGN): Delete.
3624 (LOOP_ALIGN_MAX_SKIP): Delete.
3625 (LABEL_ALIGN_AFTER_BARRIER): Delete.
3626 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
3628 2001-05-04 Andreas Jaeger <aj@suse.de>
3630 * except.h: Add prototype declaration for
3631 expand_builtin_init_dwarf_reg_sizes.
3633 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
3635 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
3637 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3639 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
3641 ("bitcmpqi2"): New pattern for bit-extract and test.
3642 ("bitcmphi"): New pattern for bitb/bita instructions.
3644 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
3646 * gccbug.in: Use a temporary directory when the mktemp command is
3649 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3651 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
3653 (INITIALIZE_TRAMPOLINE): Call it.
3654 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
3655 (TRAMPOLINE_TEMPLATE): Remove.
3656 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
3657 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
3660 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3662 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
3663 and crtendS.o with PIC.
3665 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3667 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
3669 (___subdi3, ___adddi3): Use x instead of y as index register.
3670 (__init_bss_section, __map_data_section): Optimize for 68HC12.
3671 (__memset, __memcpy): Likewise.
3672 (regs): Put the soft registers in bss for 68HC12.
3673 (abort): Use trap to abort for 68hc12.
3674 (__mulhi3, __mulhi32): Use emul for 68hc12.
3675 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
3677 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3679 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
3680 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
3681 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
3682 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
3683 Set 68HC12 min offset to -65536.
3684 (print_operand): Put parenthesis arround the operand if it refers
3685 to a symbol having the same name as a register.
3686 (m68hc11_z_replacement): When z register is replaced by its
3687 equivalent soft register, force the insn to be re-recognized.
3688 (m68hc11_check_z_replacement): Fix the test when destination is
3689 the index register and z dies in the insn.
3690 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
3692 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3694 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
3695 costs according to processor variant.
3696 (m68hc11_shift_cost): New function to compute shift costs.
3697 (m68hc11_rtx_costs): Define costs according to processor variant.
3698 (m6811_cost): Costs for 68HC11.
3699 (m6812_cost): Costs for 68HC12.
3700 (COSTS_N_INSNS): Remove.
3702 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
3703 (DEFAULT_RTX_COSTS): Remove.
3704 (CONST_COSTS): Define costs according to OUTER_CODE.
3705 (processor_costs): New struct to define costs.
3706 (m68hc11_cost): Pointer to current costs.
3708 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3710 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
3711 and use m68hc11_notice_keep_cc when using leax/leay.
3712 (addhi3 split): Reject split if the insn is handled by
3714 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
3715 push must be handled in a special way if the source operand uses
3716 sp as index register.
3717 (m68hc11_notice_keep_cc): New function.
3718 (m68hc11_gen_movhi): Use it when an insn changes a register but
3720 (m68hc11_gen_movqi): Fix move for 68HC12.
3721 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
3723 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3725 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
3726 and don't pass operands[0] to emit_library_call_value.
3728 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3730 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
3731 (zero_extendsi split): Simplify and use (zero_extendhi).
3732 (*addhi3): Remove 'w' constraint since stack pointer is handled
3734 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
3735 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
3736 (*ashrhi3_const): Fix shift by 7.
3737 (*lshrsi3_const16): Fix template.
3738 (call, call_value): Fix constraint and predicate.
3740 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3742 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
3743 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
3744 (CC_REGNUM): Likewise.
3745 (*unnamed splits): Use above constants instead of hard coded numbers.
3746 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
3747 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
3748 (*return_16bit, *unnamed peepholes): Likewise.
3750 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3752 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
3753 rs6000/rs6000.h twice.
3755 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
3757 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
3758 (CPP_SPEC): Conditionally define MSDOS and GO32.
3759 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
3760 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
3762 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
3764 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3766 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
3768 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3770 * integrate.h (struct inline_remap): Add leaf_reg_map table.
3771 * integrate.c (expand_inline_function): Use xcalloc to allocate
3773 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
3776 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3778 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
3781 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3783 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
3784 linker if -mrelax is given.
3785 (TARGET_SWITCHES): Document -mrelax.
3787 Re-installed 2001-01-09's patch:
3788 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
3789 if it's wider than long and the target's long is wider than the
3792 2001-05-02 David O'Brien <obrien@FreeBSD.org>
3794 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
3795 directly include rs6000/rs6000.h. Instead do it in tm.h.
3797 2001-05-02 Stan Shebs <shebs@apple.com>
3799 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
3800 NSConstantString for NeXT-style runtimes.
3801 (STRING_OBJECT_GLOBAL_NAME): New macro.
3802 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
3803 OCTI_STRING_CLASS_DECL.
3804 (constant_string_global_id): New macro.
3805 (string_class_decl): Ditto.
3806 (setup_string_decl): New function.
3807 (build_objc_string_object): Use it to build a NeXT runtime
3808 compatible string initializer.
3810 2001-05-02 Jakub Jelinek <jakub@redhat.com>
3812 * tradcpp.c (do_define): Make sure we don't walk past limit.
3814 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3816 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
3817 offsets if not REG_OK_STRICT.
3819 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
3820 (INT_REG_OK_FOR_INDEX_P): Likewise.
3821 (INT_REG_OK_FOR_BASE_P): Likewise.
3822 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
3823 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
3824 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
3825 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
3826 REG_OK_FOR_BASE_P. Take an additional parameter.
3827 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
3828 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
3829 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
3830 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
3831 rs6000_legitimate_address() and use it.
3832 * config/rs6000/rs6000.c: Update all callers.
3833 (rs6000_legitimate_address): New function.
3835 2001-05-02 David Edelsohn <edelsohn@gnu.org>
3837 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
3838 special_constant conditional blocks together.
3840 2001-05-02 Dale Johannesen <dalej@apple.com>
3842 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
3844 (STRICT_ARGUMENT_NAMING): Define.
3845 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
3846 function_arg_partial_nregs, setup_incoming_varargs): Remove
3847 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
3850 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3852 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
3854 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
3857 * expr.c (store_field): Do nothing except elaborate side-effects if
3860 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3862 * c-lex.c: NULL_PTR -> NULL.
3864 * emit-rtl.c: Likewise.
3866 * genpeep.c: Likewise.
3868 * mips-tdump.c: Likewise.
3869 * reload1.c: Likewise.
3870 * rtlanal.c: Likewise.
3872 * stor-layout.c: Likewise.
3873 * toplev.c: Likewise.
3875 2001-05-01 Per Bothner <per@bothner.com>
3877 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
3878 call do_pending_stack_adjust before emiting label.
3880 2001-05-01 Mark Mitchell <mark@codesourcery.com>
3882 * extend.texi: Fix typo.
3884 2001-05-01 Stan Shebs <shebs@apple.com>
3886 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
3887 of UOBJC_MODULES_decl.
3888 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
3889 (generate_descriptor_table): Ditto.
3890 (generate_protocols): Ditto.
3891 (generate_protocol_list): Ditto.
3892 (generate_classref_translation_entry): Ditto.
3894 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
3896 * invoke.texi (Optimize Options): Add documentation for `--param
3897 max-delay-slot-insn-search' and `--param
3898 max-delay-slot-live-search' and reorder --param section.
3899 * params.def: Modify initial comment.
3900 * params.h (param_info): Add `help' member.
3901 * toplev.c (lang_independent_params): Include `help' description.
3902 (display_help): Print --param parameters.
3904 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3906 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
3907 Remove references to deleted files.
3908 (*-*-openbsd): No need to override xmake_file.
3909 (*-*-sysv4): Treat like *-*-sysv.
3911 * configure.in: Probe for ldopen in various places, and set up
3912 collect2 to be linked with them if found.
3913 Don't dink with Windows registry stuff unless $host_os is a
3914 Win32 os name. Check to see if we need -ladvapi32.
3915 * configure: Regenerate.
3917 * Makefile: Get rid of CLIB and HOST_CLIB.
3918 Substitute in COLLECT2_LIBS and link collect2 against its contents.
3919 * build-make: Get rid of HOST_CLIB.
3921 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
3922 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
3923 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
3924 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
3925 config/rs6000/x-rs6000: Delete.
3927 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
3930 24 x-host fragments remain, 0 x-cpu, 3 top level.
3932 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3934 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
3935 * configure: Regenerate.
3937 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
3939 * Makefile.in (install-headers): Remove redundant dependency.
3941 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
3943 * c-tree.texi (USING_STMT): Document.
3945 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3947 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
3948 * c-common.c: Likewise.
3949 * c-decl.c: Likewise.
3950 * combine.c: Likewise.
3951 * rs6000.c: Likewise.
3952 * except.c: Likewise.
3953 * explow.c: Likewise.
3955 * fold-const.c: Likewise.
3956 * function.c: Likewise.
3959 * integrate.c: Likewise.
3961 * objc/objc-act.c: Likewise.
3962 * recog.c: Likewise.
3963 * reg-stack.c: Likewise.
3964 * reload.c: Likewise.
3965 * reload1.c: Likewise.
3966 * simplify-rtx.c: Likewise.
3968 * varasm.c: Likewise.
3970 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
3972 * diagnostic.def: New file.
3973 * diagnostic.h (diagnostic_t): New enum.
3974 * Makefile.in (diagnostic.o): Depend on diagnostic.def
3976 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3978 * tsystem.h: Test only POSIX for availability of string.h
3980 * config.gcc (all systems): If USG appeared in xm_defines,
3981 change it to POSIX. If both USG and POSIX appeared, just
3982 delete USG. Remove unnecessary quotes around xm_defines
3984 (m68k-crds-unos*): Don't #define unos - tested nowhere.
3985 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
3986 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
3987 powerpc-*-linux*): No need to set xm_defines - handled by
3988 global settings for *-*-linux*.
3990 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3992 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
3993 Always include gstab.h, not system stab.h. Don't provide
3994 default definitions of N_CATCH or N_OPT. Always use the
3995 gstab.h variant of STAB_CODE_TYPE.
3996 * final.c: Don't include stab.h/gstab.h at all, or provide
3997 defaults for N_SLINE and N_SOL.
3999 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4000 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4002 * sdbout.c: Always include gsyms.h instead of system syms.h.
4004 * configure.in: No need to check for stab.h.
4005 * configure, config.in: Regenerate.
4006 * Makefile.in (final.o): Don't depend on gstab.h.
4008 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4009 Richard Henderson <rth@redhat.com>
4011 * extend.texi: Improve documentation of volatile asms.
4013 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4015 * c-tree.texi: Fix thinko.
4016 * gcc.texi: Likewise.
4018 2001-04-30 Richard Henderson <rth@redhat.com>
4020 * c-common.c (c_promoting_integer_type_p): New function, from the
4021 corpse of old macro. Properly promote too-small enumerations and
4022 booleans. Adjust all callers.
4023 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4024 (c_promoting_integer_type_p): Declare.
4025 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4026 * c-typeck.c: Likewise.
4027 (default_conversion): Remove now redundant boolean check.
4029 2001-04-30 Jan Hubicka <jh@suse.cz>
4030 Richard Henderson <rth@redhat.com>
4032 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4034 (combine_stack_adjustments_for_block): Don't combine stack
4035 allocation followed by deallocations. Handle grow-up stacks.
4037 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4039 * fdl.texi: New file.
4040 * c-tree.texi: Use the GFDL.
4041 * gcc.texi: Likewise.
4043 2001-04-30 Stan Shebs <shebs@apple.com>
4045 * invoke.texi: Add a section documenting Objective-C options.
4047 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4049 * emit-rtl.c (try_split): Copy EH notes to sequence.
4051 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4053 * regmove.c (record_stack_memrefs): Catch all references to the
4056 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4058 * Makefile.in (stmp-fixinc): quote shell assignment values
4060 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4062 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4066 * prefix.c: Likewise.
4068 2001-04-28 Stan Shebs <shebs@apple.com>
4070 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4071 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4072 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4073 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4075 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4076 (NEXT_OBJC_RUNTIME): Define.
4078 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4080 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4081 * simplify-rtx.c (simplify_gen_relational): Likewise.
4083 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4085 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4086 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4088 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4089 registers in SSE case; fix handling of the immediates.
4090 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4091 operands to be in regsiters before reload.
4092 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4093 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4094 (abstf,absxf,negtf,negxf splitters): Compute
4095 properly the regnum for x86_64.
4096 (avsdf2_if_rex64): New.
4098 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4100 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4101 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4102 into the constant pool.
4103 * jump.c (jump_optimize_1): Remove barrier successors after all
4104 the LABEL_NUSES counds have been computed.
4105 (delete_barrier_successors): When deleting a tablejump insn, also
4106 delete the jump table it uses.
4107 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4110 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4112 * pa.c (FRP): Remove erroneous white space in macro definition.
4114 2001-04-28 Andreas Jaeger <aj@suse.de>
4116 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4118 * extend.texi: Likewise.
4119 * tm.texi: Likewise.
4121 2001-04-28 Andreas Jaeger <aj@suse.de>
4123 * md.texi: Use XX-bit instead of XXbit or XX bit where
4126 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4128 * gcc.c (process_command): Allow -l lib in addition to -llib
4129 for POSIX compliance. This fixes PR c/2347.
4131 * invoke.texi: Update section on Link Options accordingly.
4133 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4135 * function.c (purge_addressof_1): Remove the duplicate
4136 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4139 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4141 * except.c (expand_eh_region_start): Don't start a new block.
4142 (expand_eh_region_end): Don't end a block.
4143 * stmt.c (expand_end_bindings): Don't end EH blocks.
4144 (expand_decl_cleanup): Starting an EH region won't change the block.
4145 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4146 (is_eh_region): Lose.
4149 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4151 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4153 * collect2.c (main): Add `-L' case to remove duplicate entries.
4154 (is_in_args): New function to check for a duplicate argument.
4155 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4156 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4157 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4158 Define to be nonzero.
4160 2001-04-27 Andreas Jaeger <aj@suse.de>
4161 Richard Henderson <rth@redhat.com>
4163 * md.texi (Machine Constraints): Document additional i386
4164 constraints and fix description of "A".
4166 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4168 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4170 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4172 * except.c (get_exception_filter): word_mode, not Pmode.
4174 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4176 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4177 common to other movsf patterns. Move up so that in future
4178 people who change the other patterns will change it too.
4179 (movsf_lo_sum): Allow even for soft-float; add appropriate
4181 (movsf_high): Likewise.
4182 (movsf_high+1): Allow even for soft-float.
4184 * function.c (expand_function_end): Always clobber the
4185 return registers, even if there is no return label.
4187 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4189 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
4191 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
4193 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
4194 (pushqi2_rex64, pushhi2_rex64): Add.
4196 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
4198 * except.c (expand_eh_region_end_cleanup): Force pending stack
4199 adjust before emitting label that branches around cleanup code.
4201 2001-04-26 H.J. Lu (hjl@gnu.org)
4203 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4205 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4207 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4208 (ASM_OUTPUT_SECTION_NAME): Likewise.
4209 (ASM_WEAKEN_LABEL): Likewise.
4210 (UNIQUE_SECTION): Likewise.
4211 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4212 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4213 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4214 (ASM_OUTPUT_SECTION_NAME): Likewise.
4215 (ASM_WEAKEN_LABEL): Likewise.
4216 (UNIQUE_SECTION): Likewise.
4217 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4218 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4219 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4220 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4221 (ASM_FILE_START): Likewise.
4222 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4223 (ASM_DECLARE_OBJECT_NAME): Likewise.
4224 (ASM_FILE_END): Likewise.
4225 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4226 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4227 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4228 (ASM_OUTPUT_CASE_LABEL): Likewise.
4229 (ASM_OUTPUT_SKIP): Likewise.
4230 (ASM_OUTPUT_ASCII): Likewise.
4231 (ASM_OUTPUT_IDENT): Likewise.
4232 (READONLY_DATA_SECTION): Likewise.
4233 (EXTRA_SECTIONS): Likewise.
4234 (EXTRA_SECTION_FUNCTIONS): Likewise.
4235 (SELECT_RTX_SECTION): Likewise.
4236 (SELECT_SECTION): Likewise.
4238 * config/mips/linux.h (INVOKE__main): Undefine.
4239 (CTOR_LIST_BEGIN): Likewise.
4240 (CTOR_LIST_END): Likewise.
4241 (DTOR_LIST_BEGIN): Likewise.
4242 (DTOR_LIST_END): Likewise.
4243 (SET_ASM_OP): Defined it to ".dummy".
4244 (ASM_OUTPUT_DEF): Defined.
4245 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
4247 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
4249 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
4250 assembler supports .p2align.
4252 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
4254 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
4256 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4258 * integrate.c (expand_inline_function): Check for error_mark_node
4261 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4263 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4266 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4268 * configure.in (configargs.h): Define thread_model.
4269 * configure: Rebuilt.
4270 * gcc.c (main): Print it with -v.
4272 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4274 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4275 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4276 * gcc.1: Regenerate.
4278 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4280 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4281 is_redundant_typedef): Use static inline instead of inline static.
4283 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4285 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4286 this directory is always searched.
4288 2001-04-25 Richard Henderson <rth@redhat.com>
4290 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4291 of registers to restore along non eh_return path.
4293 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4295 * c-format.c (check_format_info_recurse): Handle
4296 PLUS_EXPR for format string.
4298 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4300 * config/ia64/ia64.h (CC1_SPEC): Define.
4301 * config/ia64/linux.h (CC1_SPEC): Define.
4303 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
4305 * emit-rtl.c (constant_subword): Also do sign extension in
4306 BITS_PER_WORD == 16 case.
4308 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4310 * loop.c (try_swap_copy_prop): Go back to checking insn.
4312 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4314 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
4315 if check_mode is non-zero.
4317 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4319 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
4320 out and comparison sequence has been detected, put result into
4321 proper temporary pseudo.
4323 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4325 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
4326 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
4327 * libgcc2.c: Remove __dummy and __builtin_saveregs.
4328 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
4329 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
4330 for future reference.
4332 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
4334 * except.c (reachable_handlers): Step out one level from a RESX.
4336 * except.c (struct eh_region): Rename 'last' to 'resume'.
4337 (mark_eh_region, duplicate_eh_region_1): Adjust.
4338 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
4339 (build_post_landing_pads): Likewise.
4340 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
4341 (expand_eh_region_end_must_not_throw): Likewise.
4342 (connect_post_landing_pads): Thread (only) regions with non-deleted
4345 * except.c (expand_eh_region_end_cleanup): Save the EH return data
4346 registers around the cleanup.
4347 (get_exception_filter): New fn.
4348 (finish_eh_generation): Use it.
4350 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
4352 * c-semantics.c (add_scope_stmt): Don't call
4353 current_scope_stmt_stack multiple times.
4355 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4356 Nathan Sidwell <nathan@codesourcery.com>
4358 Lazy __FUNCTION__ generation.
4359 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
4360 RID_C99_FUNCTION_NAME): New _RIDs.
4361 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
4362 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
4363 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
4365 (function_id_node, pretty_function_id_node, func_id_node): Remove.
4366 (c99_function_name_decl_node, function_name_decl_node,
4367 pretty_function_name_decl_node, saved_function_name_decls):
4369 (struct language_function): Remove x_function_name_declared_p.
4370 (make_fname_decl): Remove a parameter.
4371 (declare_function_names): Remove prototype.
4372 (start_fname_decls, finish_fname_decls): Prototype.
4373 (fname_as_string): Likewise.
4374 (fname_string, fname_decl): Likewise.
4375 * c-common.c (make_fname_decl): Adjust.
4376 (struct fname_var_t): New struct.
4377 (fname_vars): New static array.
4378 (declare_function_name): Remove.
4379 (start_fname_decls, finish_fname_decls): New functions.
4380 (fname_as_string): New function from remnants of
4381 declare_function_name.
4382 (fname_string, fname_decl): New functions.
4384 * c-decl.c (c_function_name_declared_p): Remove.
4385 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
4386 don't call declare_function_name. Call start_fname_decls.
4387 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
4388 clobber the line number. Call finish_decl.
4389 (start_function): Call start_fname_decls.
4390 (finish_function): Call finish_fname_decls.
4391 Remove c_function_name_declared_p.
4392 (push_c_function_context): Don't push c_function_name_declared_p.
4393 (pop_c_function_context): Don't pop c_function_name_declared_p.
4394 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
4395 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
4396 (program): Call finish_fname_decls for C.
4397 (primary): Add VAR_FUNC_NAME.
4398 (reswords): Add slots for __FUNCTION__ et al.
4399 (rid_to_yy): Add mappings for __FUNCTION__ et al.
4400 (yylexname): If it's a STRING_FUNC_NAME generate the function name
4401 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
4402 * c-semantics.c (prune_unused_decls): Remove.
4403 (finish_stmt_tree): Don't call prune_unused_decls.
4404 (genrtl_decl_stmt): Don't prune unused decls here.
4406 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
4408 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
4409 constant pool, use the pool's SYMBOL_REF instead.
4411 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
4414 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
4416 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
4417 passing nested NOP_EXPRs to fold.
4419 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
4421 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
4423 2001-04-22 Mark Mitchell <mark@codesourcery.com>
4425 * loop.c (loop_delete_insns): Add prototype.
4427 2001-04-23 Phil Edwards <pme@sources.redhat.com>
4429 * configure.in: Remove ENABLE_STD_NAMESPACE.
4430 * config.in: Regenerated.
4431 * configure: Regenerated.
4433 2001-04-22 Stan Shebs <shebs@apple.com>
4435 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
4437 * config/rs6000/xm-darwin.h: Remove file.
4439 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4441 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
4442 (write_c_file_stat): Likewise.
4444 * dbxout.c (dbxout_init): Likewise.
4446 * profile.c (output_func_start_profiler): Likewise.
4448 2001-04-22 Philipp Thomas <pthomas@suse.de>
4450 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
4451 require it instead of the CVS version.
4452 * cpperror.c (v_message): Put a blank before the macro
4453 body to not confuse exgettext.
4455 2001-04-21 Mark Mitchell <mark@codesourcery.com>
4457 * flow.c (proagate_one_insn): Remove useless assignment.
4458 * jump.c (delete_insn): Tidy.
4459 * loop.c (try_copy_prop): When deleting an instruction with a
4460 REG_RETVAL note, delete the entire libcall sequence.
4461 (loop_delete_insns): New function.
4462 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
4463 we're not substituting into them yet.
4465 2001-04-21 Kazu Hirata <kazu@hxi.com>
4467 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
4469 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
4471 * config/i960/i960.c (signed_arith_operand): Likewise.
4473 * calls.c (expand_call): Fix a comment typo.
4475 2001-04-20 Zack Weinberg <zackw@stanford.edu>
4477 * configure.in: Probe for times, clock, struct tms, and clock_t.
4478 * configure, config.in: Regenerate.
4479 * timevar.c: Replace ifdef forest in get_time with (relatively)
4480 straightforward series of checks based on autoconf's probes.
4482 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
4484 * config/pa/som.h (NM_FLAGS): Define.
4486 2001-04-20 Bernd Schmidt <bernds@redhat.com>
4488 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
4490 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
4491 * ia64.c (nop_cycles_until): New function.
4492 (prev_cycle, prev_first, last_issued): New static variables.
4493 (ia64_sched_reorder): Additional arg for clock.
4494 On final scheduling pass, emit extra NOPs as needed.
4495 Set prev_first and prev_cycle.
4496 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
4497 (ia64_variable_issue): Set last_issued.
4499 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
4501 * config/i386/i386.c (ix86_expand_int_movcc,
4502 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
4504 2001-04-20 Geoff Keating <geoffk@redhat.com>
4506 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
4507 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
4508 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
4509 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
4510 ctrdi_internal6): In the short-branch case, this insn is only 4
4511 bytes long. Reported by Reza Yazdani <reza@apple.com>.
4513 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4515 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
4516 "=u" is used together with "st" resp. "st(1)" clobber.
4518 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4520 * gcse.c (gcse_main): Fix comment typo.
4521 (delete_null_pointer_check): Likewise.
4522 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
4523 * cse.c (cse_insn): Likewise.
4524 * function.c (fixup_var_refs_insns_with_hash): The sequence is
4527 2001-04-19 Zack Weinberg <zackw@stanford.edu>
4529 * toplev.c: Excise all code for the undocumented -dm option.
4530 (float_signal): Call signal just once, unconditionally.
4532 2001-04-19 Geoff Keating <geoffk@redhat.com>
4534 * fold-const.c (fold): Use first_rtl_op rather than
4535 TREE_CODE_LENGTH when looping over parameters of a tree.
4536 Correct strange grouping in test for evaluated SAVE_EXPR.
4538 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
4540 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
4541 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
4543 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
4544 name at 32 total characters.
4545 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
4546 functions in named sections -- data items can still go into unique
4547 sections, but they have normal names (ie $LIT$ and $DATA$).
4549 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
4552 2001-04-19 DJ Delorie <dj@redhat.com>
4554 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4555 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
4556 * config/i386/cygwin.h: Likewise.
4557 * config/i386/mingw32.h: Likewise.
4558 * config/vax/vms.h: Likewise.
4559 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
4561 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4562 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
4563 * config/i386/xm-cygwin.h: Likewise.
4564 * config/i386/xm-djgpp.h: Likewise.
4565 * config/i386/xm-mingw32.h: Likewise.
4566 * config/vax/xm-vms.h: Likewise.
4568 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
4569 instead of OBJECT_SUFFIX.
4570 * collect2.c (find_a_file): Look for files matching the extension
4571 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
4572 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
4573 TARGET_EXECUTABLE_SUFFIX.
4574 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
4575 (make_relative_prefix): Likewise.
4576 (convert_filename): Use TARGET_ suffixes throughout. Remove
4578 (process_command): Likewise.
4579 (do_spec_1): Likewise.
4580 * java/lang.c (init_parse): Likewise.
4582 * gcc.texi : Document four new options matching the pattern
4583 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
4584 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
4585 documentation for NO_AUTO_EXE_SUFFIX.
4587 2001-04-19 Mark Mitchell <mark@codesourcery.com>
4589 * toplev.h (struct lang_hooks): Allow decode_option to indicate
4590 that language-independent processing should not be done.
4591 * toplev.c (main): Adjust accordingly.
4593 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
4594 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
4596 * mips.md (reload_outputdi): Require that operand0 be a
4599 2001-04-19 Jakub Jelinek <jakub@redhat.com>
4601 * invoke.texi (-Wshadow): Clarify.
4603 2001-04-18 Mark Mitchell <mark@codesourcery.com>
4605 * loop.c (load_mems): Examine all the instructions in the loop
4606 before concluding that all jumps branch to the first instruction
4609 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
4611 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
4613 2001-04-18 Jakub Jelinek <jakub@redhat.com>
4615 * cpp.texi (-Wwhite-space): Remove.
4616 (-Wall): -Wall does not imply -Wwhite-space.
4618 2001-04-17 Zack Weinberg <zackw@stanford.edu>
4620 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
4621 use it instead of blindly generating a .stabs.
4622 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
4624 * xcoffout.c: Don't bother defining default for N_CATCH.
4625 (UNKNOWN_STAB): Use internal_error.
4626 (stab_to_sclass): Remove now-unnecessary aborts.
4627 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
4629 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
4631 * jump.c (mark_all_labels): Canonicalize the tail recursion
4632 label attached to CALL_PLACEHOLDER insns.
4634 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4636 * output.h (dump_flow_info, free_basic_block_vars,
4637 which_alternative): Delete redundant prototypes.
4639 * rtl.h (bss_section): Likewise.
4641 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
4643 * dbxout.c (N_OPT): Define if not available from <stab.h>
4645 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4647 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
4648 libraries and native K&R compilers.
4650 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4652 * c-typeck.c (convert_arguments): Don't check for width changes
4655 * invoke.texi (-Wtraditional): Update documentation.
4657 2001-04-16 Zack Weinberg <zackw@stanford.edu>
4659 * toplev.c (output_lang_identify): Delete.
4660 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
4661 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
4662 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
4663 after calling ASM_FILE_END.
4665 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
4666 Instead, unconditionally emit an N_OPT stab with string equal
4667 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
4669 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
4671 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
4672 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
4673 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
4674 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
4675 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
4676 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
4677 config/i370/i370.h, config/i386/beos-elf.h,
4678 config/i386/osf1elf.h, config/i386/osfrose.h,
4679 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
4680 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
4681 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
4682 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
4683 config/mips/iris6.h, config/mips/osfrose.h,
4684 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
4685 config/sparc/sp64-elf.h:
4686 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
4687 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
4689 * config/elfos.h, config/freebsd.h, config/linux.h,
4690 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
4691 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
4692 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
4693 of ASM_FILE_START which merely emit a .version directive. Delete
4694 definitions of ASM_FILE_END which merely emit an .ident directive.
4696 * config/avr/avr.h, config/vax/vax.h: Delete definition of
4697 ASM_IDENTIFY_GCC and move part of its logic into
4700 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
4701 config/sparc/linux-aout.h: Don't emit .version directive in
4704 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
4705 (output_file_start): Correct comment.
4707 * config/i386/osfrose.h: Don't emit trailing .ident directive.
4708 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
4710 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
4711 * config/rs6000/aix.h: Correct comment.
4713 * config/i386/i386afe.h: Delete.
4714 * config.gcc: Remove references to i386afe.h.
4716 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
4717 other macros deleted by this patch were undocumented.
4719 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
4721 * pa.md (reload_outdi): Operand 0 must be a non hard register.
4723 * pa.c (secondary_reload_class): SAR<->FP copies require a
4726 * install.texi (mips-mips-bsd): Update list of functions
4727 required to include memmove.
4728 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
4729 used functions to include memmove.
4731 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
4733 * i386.md (sqrtdf2): SFmode should be DFmode.
4735 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
4737 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
4738 (find_moveable_store): Likewise.
4740 2001-04-15 Jim Wilson <wilson@redhat.com>
4742 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
4744 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4746 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
4747 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
4749 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4751 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
4754 2001-04-14 Alan Modra <amodra@one.net.au>
4756 * pa.c (force_mode): New function.
4757 (emit_move_sequence): Use it instead of generating new rtx_REGs.
4759 2001-04-13 Jim Wilson <wilson@redhat.com>
4761 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
4762 (first_instruction): New static variable.
4763 (rtx_needs_barrier): Return 1 for alloc.
4764 (init_insn_group_barriers): Set first_instruction.
4765 (rws_sum): Delete duplicate definition.
4766 (group_barrier_needed_p): Return 0 when first_instruction true.
4767 (safe_group_barrier_needed_p): Save and restore first_instruction
4768 around group_barrier_needed_p call.
4770 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
4772 * expr.h (enum libfunc_index): Add LTI_memmove.
4773 (memmove_libfunc): Define macro.
4774 * optabs.c (init_optabs): Initialize memmove_libfunc.
4775 * expr.c (expand_assignment): Use memmove_libfunc instead of
4778 2001-04-13 Alan Modra <alan@linuxcare.com.au>
4780 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
4783 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4785 * Makefile.in (reg-stack.o): Depend on reload.h.
4786 (insn-attrtab.o): Depend on flags.h.
4788 * genattrtab (main): Include flags.h in insn-attrtab.c.
4790 * reg-stack.c: Include reload.h.
4792 * sparc.h (flag_pic): Delete redundant declaration.
4794 * output.h (flag_pic): Likewise.
4796 * tree.h (pedantic): Likewise.
4798 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4800 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
4802 * jump.c, regmove.c, toplev.c: Include reload.h.
4804 * reload.h (reload_cse_regs): Declare.
4806 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
4807 reload_cse_regs, init_reload, mark_home_live, reload,
4808 init_caller_save): Delete redundant prototypes.
4810 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4812 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
4814 * regclass.c, ssa.c: Include expr.h.
4816 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
4817 gen_move_insn): Delete redundant declarations.
4819 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4821 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
4822 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
4823 MAKEINFO and MAKEINFOFLAGS too.
4824 (stage4_build): Correctly order -B flags.
4826 2001-04-13 Alan Modra <amodra@one.net.au>
4828 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
4829 PIC_OFFSET_TABLE_SAVE_RTX.
4830 (zdepi_cint_p): Describe zdepi insn.
4831 Formatting and white space fixes throughout file.
4833 * pa.c (uint32_operand): Don't use long constant >= 2^32.
4834 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
4835 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
4836 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
4837 (output_64bit_and): Use plain `int's for shift counts.
4838 (output_64bit_ior): Likewise.
4839 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
4840 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
4843 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
4844 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
4845 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
4846 NEW_HP_ASSEMBLER into one. Kill warnings.
4848 * pa-gas.h: Delete file.
4849 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
4850 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
4851 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
4852 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
4854 * config/pa/mill32.S: New file.
4855 * config/pa/mill64.S: New file.
4856 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
4857 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
4858 * config/pa/t-linux64: New file.
4859 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
4860 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
4861 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
4863 * elfos.h (SELECT_SECTION): Undef before defining.
4864 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
4865 (LIB_SPEC): Remove -lmilli.
4866 (DBX_REGISTER_NUMBER): Remove.
4867 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
4868 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
4869 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
4870 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
4871 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
4872 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
4873 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
4874 TARGET_GAS): Define.
4875 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
4876 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
4877 regs if we don't have a prototype.
4878 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
4879 * pa.h (TARGET_ELF32): Default to 0 if undefined.
4880 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
4881 EH_RETURN_HANDLER_RTX): Define.
4882 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
4883 (DWARF_FRAME_REGNUM): Define.
4884 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
4885 * pa32-linux.h: New file.
4886 * pa64-linux.h: New file.
4888 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4889 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
4890 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
4891 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
4892 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
4893 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
4894 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4895 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
4896 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
4897 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
4898 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
4899 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
4900 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
4901 * pa64-hpux.h: New file.
4902 (ASM_FILE_START): Correct typo.
4903 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
4904 * config.gcc: Modify for above.
4906 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
4908 * jump.c (jump_optimize_1): Don't delete dead stores here.
4909 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
4910 prior to running jump optimize before cse2.
4912 2001-04-12 Richard Henderson <rth@redhat.com>
4914 * Makefile.in (regmove.o): Depend on except.h.
4915 * regmove.c: Include it.
4917 2001-04-12 Stan Shebs <shebs@apple.com>
4919 * objc/objc-act.c: Remove all code ifdefed with the never-used
4920 macro OBJC_INT_SELECTORS.
4921 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
4922 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
4924 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
4926 * config/pa/quadlib.c: Add prototypes.
4928 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4930 * bitmap.h (debug_bitmap): Delete redundant prototype.
4932 * rtl.h (get_frame_size): Likewise.
4934 2001-04-12 Jim Wilson <wilson@redhat.com>
4936 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
4937 to just emit an fnorm.
4939 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4941 * c-common.h (truthvalue_conversion, type_for_mode,
4942 type_for_size): Delete redundant declarations.
4944 * c-lex.h (is_class_name): Likewise.
4946 * c-tree.h (pedantic, convert, getdecls, gettags,
4947 global_bindings_p, init_decl_processing, insert_block,
4948 maybe_build_cleanup, poplevel, print_lang_decl,
4949 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
4950 set_block, incomplete_type_error, build_function_call,
4951 lvalue_or_else, mark_addressable): Likewise.
4953 * expr.h (expand_tree_builtin): Likewise.
4955 2001-04-12 Mark Mitchell <mark@codesourcery.com>
4957 * invoke.texi: Document --param max-gcse-memory.
4959 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4961 * configure.in (errno): Check for declaration.
4962 * configure, config.in: Regenerated.
4964 * system.h (errno): Only declare if not already done.
4966 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4968 * recog.c (general_operand, immediate_operand,
4969 nonmemory_operand): Require CONST_INTs to be sign-extended
4970 values for their modes.
4972 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4974 * expmed.c (store_bit_field): Truncate CONST_INTs.
4975 (expand_mult_highpart, expand_divmod): Likewise.
4976 * expr.c (convert_modes, store_field): Likewise.
4977 * integrate.c (expand_inline_function): Use promote_mode() to
4978 determine whether to convert_modes() an argument as signed
4980 * optabs.c (expand_binop): Get CONST_INT operands
4981 sign-extended for their appropriate modes.
4982 * stmt.c (emit_case_nodes): Convert node values to the
4984 (expand_end_case): Convert minval and range to the appropriate
4986 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
4987 the iteration variable.
4988 * varasm.c (immed_double_const): Don't require words to be
4989 narrower than host wide ints to properly sign-extend
4992 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
4994 * sh.md (builtin_setjmp_receiver): New expander.
4996 2001-04-12 David Edelsohn <dje@watson.ibm.com>
4998 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
4999 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5000 for generating CONST_INT and CONST_DOUBLE.
5002 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5004 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5005 already sign-extended.
5006 (rs6000_emit_prologue): Make register iterator signed.
5007 (rs6000_emit_epilogue): Likewise.
5008 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5010 (movsf split, movdf split): Sign-extend CONST_INTs.
5011 (movdi splits): Likewise.
5013 2001-04-12 Kelley Cook <kelley.cook@home.com>
5015 * config-lang.in (lang_dirs): Add in zlib.
5017 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5019 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5020 operands that make it to RTL.
5022 2001-04-11 Stan Shebs <shebs@apple.com>
5024 Add Darwin (Mac OS X kernel) native support.
5025 * config.gcc (powerpc-*-darwin*): Add native bits.
5026 * config/darwin.c: New file, generic Darwin support functions.
5027 * config/darwin.h: New file, generic Darwin definitions.
5028 * config/darwin-protos.h: New file, generic Darwin prototypes.
5029 * rs6000/darwin.h: New file, Darwin for PowerPC.
5030 * rs6000/t-darwin: New file, Darwin makefile fragment.
5031 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5032 (TARGET_MACHO): Ditto.
5033 (rs6000_abi): Add ABI_DARWIN.
5034 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5035 (RS6000_SAVE_AREA): Ditto.
5036 (FP_ARG_MAX_REG): Ditto.
5037 (RETURN_ADDRESS_OFFSET): Ditto.
5038 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5040 (rs6000_emit_move): Add ABI_DARWIN cases.
5041 (print_operand): Ditto.
5042 (first_reg_to_save): Ditto.
5043 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5044 (debug_stack_info): Ditto.
5045 (rs6000_emit_prologue): Ditto.
5046 (rs6000_emit_epilogue): Ditto.
5047 (output_profiler_hook): Ditto.
5048 (output_function_profiler): Ditto.
5049 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5050 (output_mi_thunk): Add TARGET_MACHO case.
5051 (add_compiler_stub): Ditto.
5052 (output_compiler_stub): Ditto.
5053 (no_previous_def): Ditto.
5054 (output_call): Ditto.
5055 (machopic_output_stub): Ditto.
5056 (rs6000_machopic_legitimize_pic_address): Ditto.
5057 (toc_section): Ditto.
5058 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5059 (macho_high): Ditto.
5062 (load_macho_picbase): Ditto.
5063 (call): Add TARGET_MACHO case to modify function.
5064 (call_value): Ditto.
5065 (call_nonlocal_sysv): Add ABI_DARWIN case.
5066 (call_value_nonlocal_sysv): Ditto.
5067 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5069 (machopic_output_stub): Ditto.
5070 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5072 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5074 * dwarf2out.c (modified_type_die): Don't create new types here.
5075 * tree.h (get_qualified_type): New function.
5076 (build_qualified_type): Adjust comment.
5077 * tree.c (get_qualified_type): New function.
5078 (build_qualified_type): Use it.
5080 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5082 * cpp.texi (-Wtraditional): Update description.
5084 * invoke.texi (-Wtraditional): Likewise.
5086 2001-04-11 Jim Wilson <wilson@redhat.com>
5088 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5089 requires more than 64 bits of alignment.
5091 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5093 * cpplib.c (do_line): Sanity check iff enable checking.
5095 2001-04-11 Richard Henderson <rth@redhat.com>
5097 * Makefile.in (insn-recog.o): Depend on toplev.h.
5098 (insn-emit.o, doloop.o): Likewise.
5099 * genrecog.c, genemit.c: Include toplev.h in generated file.
5100 * doloop.c: Include toplev.h.
5102 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5104 * Makefile.in (gcse.o): Depend on params.h.
5105 * gcse.c: Include params.h.
5106 (gcse_main): Don't do GCSE if doing so will take inordinate
5108 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5109 * params.h (MAX_GCSE_MEMORY): New macro.
5111 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5113 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5115 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5117 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5119 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5121 * real.h (ereal_atof, real_value_truncate, target_isnan,
5122 target_isinf, target_negative, assemble_real, debug_real): Delete
5123 redundant prototypes.
5125 * Makefile.in (ifcvt.o): Depend on toplev.h.
5127 * c-semantics.c: Include expr.h.
5129 * ifcvt.c: Include toplev.h.
5131 * expr.h (rtx_equal_p): Delete prototype.
5133 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5134 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5135 eliminate_constant_term, expand_complex_abs, find_single_use,
5136 make_tree, init_expr_once, init_optabs, supports_one_only):
5139 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5140 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5141 expand_assignment, store_expr, emit_line_note_after,
5142 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5144 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5146 * sparc-protos.h: Delete redundant prototypes.
5148 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5150 * reload.c (push_reload): Add condition missed in SUBREG byte
5153 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5155 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5157 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5159 * i386.md (floatsisf_sse): Fix output template
5160 * i386.c (ix86_expand_fp_movcc)
5162 * reg-stack.c (emit_pop_insn): Handle complex modes.
5163 (move_for_stack_reg): Emit proper move mode.
5164 (subst_stack_regs_pat): Handle complex modes.
5166 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5168 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5170 2001-04-10 Richard Henderson <rth@redhat.com>
5172 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5173 (__pure_virtual, __terminate, __terminate_set_func,
5174 __default_terminate, __throw_type_match, __empty,
5175 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
5176 __eh_rtime_match, __unwinding_cleanup, __rethrow,
5177 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
5178 Remove prototypes of deleted functions.
5180 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5182 * c-typeck.c (convert_arguments): -Wtraditional now activates
5183 -Wconversion warnings, except for changes in signed-ness.
5184 Detect complex<->int & int<->complex conversions as well.
5186 * invoke.texi (-Wtraditional): Document it.
5188 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5190 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
5191 * flow.c (set_block_for_new_insns): Remove needless cast and
5192 properly check for unset block number.
5194 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
5196 * function.c (purge_single_hard_subreg_set): Only check REGNO if
5197 the subreg was a hard register. Pseudos are left as subregs.
5199 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5201 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
5202 (LIB2ADD_ST): New macro, pass it to mklibgcc.
5203 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
5204 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
5205 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
5207 2001-04-09 Bo Thorsen <bo@suse.co.uk>
5209 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
5211 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5213 * output.h (set_block_num): Missed it earlier, remove deprecated
5216 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5218 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
5219 (load_killed_in_block_p): Change bb parameter from int to basic_block.
5220 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
5221 (handle_rd_kill_set): Change bb parameter from int to basic_block.
5222 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
5223 (expr_killed_p): Change bb parameter from int to basic_block, pass
5224 basic_blocks instead of ints as parameters.
5225 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
5226 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
5227 from int to basic_block, pass basic_blocks instead of ints as parms.
5228 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
5229 parameter from int to basic_block, pass basic_blocks instead of ints.
5230 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
5231 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5232 pass basic_blocks instead of ints.
5233 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5234 basic_blocks instead of ints as parameters.
5235 (pre_delete): Pass basic_blocks instead of ints as parameters.
5236 (hoist_expr_reaches_here_p): Change bb parameter from int to
5237 basic_block, pass basic_blocks instead of ints.
5238 (hoist_code): Pass basic_blocks instead of ints as parameters.
5239 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
5240 Change bb parameter from int to basic_block.
5241 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
5242 (insert_insn_start_bb): Change bb parameter from int to basic_block,
5243 pass basic_blocks instead of ints.
5244 (insert_store): Pass basic_blocks instead of ints as parameters.
5245 (replace_store_insn, delete_store): Change bb parameter from int to
5246 basic_block, pass basic_blocks instead of ints.
5247 (store_motion): Pass basic_blocks instead of ints as parameters.
5249 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5251 * basic-block.h (set_new_block_for_insns): New Prototype.
5252 (set_block_num): Delete prototype.
5253 * flow.c (set_block_num): Remove obsolete function.
5254 (set_block_for_new_insns): Set BB for single or multiple insns.
5255 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
5256 (process_insn_end_bb): Use set_block_for_new_insns or
5257 set_block_for_insn instead of set_block_num.
5258 (pre_insert_copy_insn): Use set_block_for_new_insns.
5259 (update_ld_motion_stores): Use set_block_for_new_insns.
5260 (insert_insn_start_bb): Use set_block_for_new_insns.
5261 (replace_store_insn): Use set_block_for_new_insns.
5263 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5264 Jeff Law <law@redhat.com>
5266 * alias.c (get_addr): Externalize.
5267 (canon_true_dependence): New function. Behaves like true_dependance
5268 except it already assumes a MEM has been canonicalized.
5269 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
5270 * gcse.c (struct ls_expr): Add load/store expressions structure.
5271 (modify_mem_list, canon_modify_mem_list): New variable.
5272 (gcse_main): Initialize & finalize alias analysis. Use enhanced
5273 load motion and store motion if requested.
5274 (alloc_gcse_mem): Allocate space for modify_mem_list array.
5275 (free_gcse_mem): Free the modify_mem_list array.
5276 (oprs_unchanged_p): Use load_killed_in_block_p.
5277 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5278 (mems_conflict_for_gcse_p): New function. Don't kill loads
5279 with stores to themselves if its in the load/store expression list.
5280 (load_killed_in_block_p): New function.
5281 (canon_list_insert): New Function.
5282 (record_last_mem_set_info): Keep a list of all instructions which
5283 can modify memory for each basic block.
5284 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5285 (oprs_not_set_p): Use load_killed_in_block_p.
5286 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5287 (expr_killed_p): Use load_killed_in_block_p.
5288 (compute_transp): Do not pessimize memory references.
5289 (pre_edge_insert): Update stores for a load motion expression.
5290 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5291 (ldst_entry): Find or create a ldst_expr structure.
5292 (free_ldst_entry): Free memory for an individual item.
5293 (free_ldst_mems): Free entire load/store expression list.
5294 (print_ldst_list): Print debug info.
5295 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
5296 (enumerate_ldsts): Assign integer values to each entry in list.
5297 (first_ls_expr): First expression in the list.
5298 (next_ls_expr): Next expression in the list.
5299 (simple_mem): Check if expression qualifies for ld/st expression list.
5300 (invalidate_any_buried_refs): Remove from expression list if its
5301 used in some other way we dont understand.
5302 (compute_ld_motion_mems): Find all potential enhanced load motion
5304 (trim_ld_motion_mems): Remove any expressions which are invalid.
5305 (update_ld_motion_stores): Copy store values to registers for loads
5306 which have been moved.
5307 (regvec, st_antloc, num_store): New global statics.
5308 (reg_set_info): Marks registers as set.
5309 (store_ops_ok): Verfies registers expressions are valid in a block.
5310 (find_moveable_store): Look for moveable stores in a pattern.
5311 (compute_store_table): Find stores in a function worth moving, maybe.
5312 (load_kills_store): Check dependance of a load and store.
5313 (find_loads): Find any loads in a pattern.
5314 (store_killed_in_insn): Check if a store is killed in an insn.
5315 (store_killed_after): Check is store killed after an insn in a block.
5316 (store_killed_before): Check is store killed before an insn in a block.
5317 (build_store_vectors): Generate the antic and avail vectors.
5318 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
5319 (insert_store): Add a store to an edge.
5320 (replace_store_insn): Replace a store with a SET insn.
5321 (delete_store): Delete a store insn.
5322 (free_store_memory): Free memory.
5323 (store_motion): Perform store motion.
5324 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
5325 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
5326 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
5327 (f_options): Add gcse-lm and gcse-sm.
5329 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
5331 * i386.c (expand_fp_movcc): Fix condition reversal code.
5333 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
5334 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
5335 (CLASS_MAX_NREGS): Use it.
5337 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
5338 handle properly complex values.
5339 (CLASS_MAX_NREGS): Likewise; update comment.
5341 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5343 * ia64.c (ia64_flag_schedule_insns2): New variable.
5344 (ia64_override_options): Initialize it. Clear
5345 flag_schedule_insns_after_reload.
5346 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
5348 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5350 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
5351 Do not require source to match destination anymore;
5352 Add abort to the nontrivial cases that should be handled by split.
5353 (fix_trunc?fdi): Add SSE case for x86_64.
5354 (floatdi?f): Likewise.
5355 (floatdi?f_sse): New.
5356 (fix_trunc?fdi_sse): New.
5358 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
5360 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
5361 (DEBUG_ARANGES_END_LABEL): Ditto.
5362 (dwarfout_init): Generate length and version fields at the start
5363 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
5364 after the length field.
5365 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
5366 the .debug_aranges info.
5368 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5370 * i386.c (call, call_value): Make sure that resulting call_insn
5371 does have proper second operand.
5373 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
5375 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
5376 function. Remove include of sys/cygwin.h.
5378 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
5380 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
5381 (CPP_SPEC): Always search */include/w32api for header files.
5382 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
5383 (LINK_SPEC): Add "cyg" to the library search prefixes.
5385 2001-04-08 Philip Blundell <philb@gnu.org>
5387 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
5389 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
5391 * cpperror.c (print_location): Don't special case <stdin>.
5392 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
5393 WARNING, but we don't check if we're in system headers.
5394 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
5395 * cpplib.c (do_warning): Warn in system headers.
5397 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
5399 * mbchar.c: Include config.h first.
5401 2001-04-07 Zack Weinberg <zackw@stanford.edu>
5403 * config.gcc: Set default for xmake_file at top, not bottom.
5404 Change places that set xmake_file to "none" to set to the
5405 empty string instead, or remove them entirely if there is no
5406 default xmake_file for this cpu_type. Remove references to
5409 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
5410 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
5411 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
5412 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
5413 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
5414 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
5415 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
5416 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
5417 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
5418 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
5421 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
5422 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
5423 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
5424 config/mips/x-sysv, config/rs6000/x-aix31:
5425 Just set CLIB to -lld or -lmld, as appropriate.
5427 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
5428 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
5429 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
5430 config/mips/x-iris, config/pa/x-pa:
5431 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
5432 OTHER_FIXINCLUDES_DIRS.
5434 * config/i386/x-djgpp: Don't set LN or LN_S.
5435 * config/m88k/x-dolph: Don't define __m88k__.
5436 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
5437 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
5438 * config/i860/fx2800.h: No need to #undef SVR4.
5440 38 x-host fragments remain, 2 x-cpu.
5442 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5444 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
5446 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5448 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
5450 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5452 * configure.in: Add check for lstat.
5453 * configure, config.in: Regenerate.
5454 * cppinit.c (append_include_chain): Make empty path ".".
5455 * cpplib.c (do_line): Don't simplify #line paths.
5456 * cppfiles.c (remove_component_p): New function.
5457 (find_or_create_entry): Acknowledge stat () errors during
5458 path simplification.
5459 (handle_missing_header): Don't simplify paths.
5460 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
5461 the empty path untouched. Don't leave a trailing '/'.
5463 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
5465 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5466 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5468 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5470 * cppfiles.c (open_file): Fail directories silently, but
5471 with an errno of NOENT set.
5472 (read_include_file): Move the common exit code to the sole
5473 caller. Return an int indicating success or failure. Let
5474 open_file handle directories.
5475 (stack_include_file): If read_include_file fails,
5476 push a "null" buffer.
5478 2001-04-05 DJ Delorie <dj@redhat.com>
5480 * function.h (virtuals_instantiated): Declare.
5481 * function.c: (virtuals_instantiated): Make global.
5482 * calls.c (emit_library_call_value_1): Use
5483 virtual_outgoing_args_rtx only if it hasn't been instantiated.
5484 Otherwise, use the stack pointer directly.
5486 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5488 * i386.c (x86_initialize_trampoline): New global function.
5489 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
5490 (INITIALIZE_TRAMPOLINE): Move offline.
5491 * i386-protos.h (x86_initialize_trampoline): Declare.
5493 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5495 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
5496 (lea_0): Rename to lea_1.
5497 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
5498 (lea_general_?): Allow SImodes on TARGET_64BIT
5499 (lea_general_?_zext): New patterns.
5500 (call_1, call_1_rex64): Fix.
5502 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5504 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
5506 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5508 * i386.c (function_arg): Return constm1_rtx for last argument.
5509 (ix86_expand_prologue): Update gen_call calls.
5510 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5511 * i386.md (call_pop): Likewise.
5512 (call): Second operand is VOIDmode.
5513 (call_0): Likewise; Support 64bits.
5514 (call_exp): New expander.
5515 (call_1): Get to the sync.
5516 (call_1_exp): New pattern.
5517 (call_value): Support 64bit.
5518 (call_value_exp): New pattern.
5519 (untyped_call): Update gen_call call.
5520 (call_value_pop): Disable for 64bit.
5521 (call_value_0_rex64): New pattern.
5522 (call_value_1_rex64): Likewise.
5524 2001-04-05 Bo Thorsen <bo@suse.de>
5526 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
5528 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
5530 * i386.md (*andsi_1+3): If used after reload, make sure the operand
5531 satisfies ANY_QI_REG_P.
5533 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5535 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
5538 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
5541 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5543 * config.gcc: Remove default for xm_file. Clean up local
5544 machine type handling. Remove settings of xm_file to
5545 something that doesn't exist. In the big switch, set xm_file,
5546 don't append to it (the value before the big switch is always
5547 null). Don't force build_xm_file or host_xm_file to have a value.
5548 * configure.in: Remove default for xm_file. Do not special
5549 case $cpu/xm-$cpu.h not existing.
5550 * configure: Regenerate.
5552 2001-04-04 Diego Novillo <dnovillo@redhat.com>
5554 * simplify-rtx.c (simplify_binary_operation): Check for overflow
5555 when folding integer division and modulo operations.
5557 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
5559 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
5560 instead of DWARF2_ADDR_SIZE for EH addresses.
5561 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
5564 2001-04-04 Richard Henderson <rth@redhat.com>
5566 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
5567 * config/ia64/t-glibc (LIB2ADDEH): Disable.
5568 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
5570 2001-04-04 Richard Henderson <rth@redhat.com>
5572 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
5573 * configure: Rebuilt.
5575 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5577 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
5578 push insns to delete to it instead of deleting them.
5579 (delete_null_pointer_checks): Delete insns from delete_list after
5580 all delete_null_pointer_checks_1 passes are done.
5582 2001-04-04 Richard Henderson <rth@redhat.com>
5584 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
5585 * configure: Rebuilt.
5587 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5589 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
5590 * config/romp/xm-romp.h: Delete.
5592 2001-04-04 Bernd Schmidt <bernds@redhat.com>
5594 * sched-deps.c (sched_analyze_insn): Partially revert March 27
5597 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5599 * emit-rtl.c (mark_label_nuses) Increment the label uses for
5600 all labels present in rtx.
5601 (try_split) Call new function for all split insns.
5603 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5605 * recog.c (validate_replace_rtx_1): Instead of aborting just make
5606 sure the change won't be validated.
5608 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
5610 * rtl.h (set_noop_p): Declare.
5611 * flow.c (set_noop_p): Move from here ...
5612 * rtlanal.c (set_noop_p): ... to here and enhance.
5613 * cse.c (delete_trivially_dead_insns): Use it.
5614 * gcse.c (hash_scan_set): Likewise.
5615 * jump.c (delete_noop_moves): Likewise.
5616 * recog.c (split_all_insns): Likewise.
5618 2001-04-04 Alan Modra <alan@linuxcare.com.au>
5620 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
5621 stack pointer via a LO_SUM. Ditto for setting a temp register
5622 used to save to the stack. Set cfa_temp when setting fp, and
5623 allow matches to cfa_temp in addition to cfa_store when saving
5624 regs. Handle POST_INC and LO_SUM register stores. Document the
5625 changes and errors in rule 12 doco.
5627 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
5628 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
5629 (load_reg): Move closer to epilogue code.
5630 (DO_FRAME_NOTES): Define to control the following..
5631 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
5632 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
5634 (hppa_expand_epilogue): Likewise.
5636 2001-04-03 Richard Henderson <rth@redhat.com>
5638 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
5639 * configure: Rebuild.
5641 2001-04-03 Richard Henderson <rth@redhat.com>
5643 * rtl.h (LCT_THROW): New.
5644 * calls.c (emit_library_call_value_1): Handle it.
5645 * except.c (connect_post_landing_pads): Use it.
5647 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5649 * gansidecl.h: Delete file.
5650 * configure.in: Change all refs to gansidecl.h to use
5651 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
5653 * configure: Regenerate.
5655 * Makefile.in (intl.o): Don't depend on gansidecl.h.
5656 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
5657 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
5658 Don't include gansidecl.h.
5659 * intl.c, main.c, version.c, fixinc/fixlib.h,
5660 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
5663 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5665 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
5668 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5670 * config/i386/xm-beos.h, config/i386/xm-isc.h,
5671 config/i386/xm-next.h, config/i386/xm-sco.h,
5672 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
5673 config/m88k/xm-m88k.h: Delete.
5675 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
5676 * config/romp/xm-romp.h: Don't define bcopy.
5677 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
5678 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
5680 * config.gcc: Remove references to deleted files.
5682 14 xm-host.h remain, 1 xm-cpu.h.
5684 2001-04-03 Jakub Jelinek <jakub@redhat.com>
5685 David S. Miller <davem@pierdol.cobaltmicro.com>
5686 Andrew MacLeod <amacleod@redhat.com>
5688 Use byte offsets in SUBREGs instead of words.
5690 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
5691 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
5692 to pass new argument.
5693 (add_stored_regs): Use subreg_regno_offset function.
5694 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
5696 (precompute_arguments): Use gen_lowpart_SUBREG.
5697 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
5698 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
5699 (simplify_set): Rework to use SUBREG_BYTE.
5700 (expand_field_assignment): Use SUBREG_BYTE.
5701 (make_extraction): Use SUBREG_BYTE.
5702 (if_then_else_cond): Use SUBREG_BYTE.
5703 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
5704 (gen_lowpart_for_combine): Compute full byte offset.
5705 * cse.c (mention_regs): Use SUBREG_BYTE.
5706 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
5707 (canon_hash): Use SUBREG_BYTE.
5708 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
5709 (gen_lowpart_if_possible): Formatting.
5710 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
5712 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5713 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5714 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5715 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5716 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5717 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5718 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
5719 certain invariants about SUBREGs the compiler creates.
5720 (gen_lowpart_SUBREG): New function.
5721 (subreg_hard_regno): New function to get the final register number.
5722 (gen_lowpart_common): Use SUBREG_BYTE.
5723 (gen_imagpart): Spacing nits.
5724 (subreg_realpart_p): Use SUBREG_BYTE.
5725 (gen_highpart): Use SUBREG_BYTE.
5726 (subreg_lowpart_p): Always compute endian corrected goal offset,
5727 even at the byte level, then compare against that.
5728 (constant_subword): New function, pulled out all constant cases
5729 from operand_subword and changed second argument name to offset.
5730 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
5731 and call constant_subword to do the work. Return const0_rtx if
5732 looking for a word outside of OP.
5733 (operand_subword_force): Change second arg name to offset.
5734 * expmed.c (store_bit_field): Use SUBREG_BYTE.
5735 (store_split_bit_field): Use SUBREG_BYTE.
5736 (extract_bit_field): Use SUBREG_BYTE.
5737 (extract_split_bit_field): Use SUBREG_BYTE.
5738 (expand_shift): Use SUBREG_BYTE.
5739 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
5740 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
5741 * flow.c (set_noop_p): Use SUBREG_BYTE.
5742 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
5743 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
5744 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
5746 (optimize_bit_field): Use SUBREG_BYTE.
5747 (purge_addressof_1): Use SUBREG_BYTE.
5748 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
5749 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
5750 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
5751 * gengenrtl.c (special_rtx): Add SUBREG.
5752 * global.c (mark_reg_store): Use SUBREG_BYTE.
5753 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
5754 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
5755 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
5756 final byte offset is congruent to subreg's mode size.
5757 (subst_constants): Use SUBREG_BYTE.
5758 (mark_stores): Use subreg_regno_offset function.
5759 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
5760 function and SUBREG_BYTE.
5761 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
5762 (reg_is_born): Use subreg_hard_regno.
5763 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
5764 endian correction code. Don't combine subregs unless resulting
5765 offset aligns with type. Fix subreg constant extraction for DImode.
5766 Simplify SUBREG of VOIDmode CONST_DOUBLE.
5767 (general_operand): Remove dead mode_altering_drug code.
5768 (indirect_operand): Use SUBREG_BYTE.
5769 (constrain_operands): Use subreg_regno_offset function.
5770 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
5771 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
5772 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
5773 * regs.h (REG_SIZE): Allow target to override.
5774 (REGMODE_NATURAL_SIZE): New macro which target can override.
5775 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
5776 on the entire subreg rtx.
5777 (push_reload): Use SUBREG_BYTE in comments and code.
5778 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
5779 for hard registers inside subregs.
5780 (operands_match_p): Use subreg_regno_offset.
5781 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
5782 containing hard regs.
5783 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
5784 corrections when fixing up MEM subregs.
5785 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
5786 subreg_regno_offset where appropriate.
5787 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
5788 byte endian corrections when fixing up MEM subregs.
5789 (subst_reloads): When combining two subregs, make sure final
5790 offset is congruent to subreg's mode size.
5791 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
5792 (refers_to_regno_for_reload_p): Use subreg_regno.
5793 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
5794 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
5795 correction code for memory subreg fixups.
5796 (forget_old_reload_1): Use subreg_regno_offset.
5797 (choose_reload_regs): Use subreg_regno.
5798 (emit_input_reload_insns): Use SUBREG_BYTE.
5799 (reload_combine_note_store): Use subreg_regno_offset.
5800 (move2add_note_store): Use subreg_regno_offset.
5801 * resource.c (update_live_status, mark_referenced_resources): Use
5802 subreg_regno function.
5803 (mark_set_resources): Use subreg_regno function.
5804 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
5805 (subreg_regno_offset, subreg_regno): Define prototypes.
5806 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
5807 (gen_lowpart_SUBREG): Add prototype.
5808 * rtl.texi (subreg): Update to reflect new byte offset representation.
5809 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
5810 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
5811 (reg_overlap_mentioned_p): Use subreg_regno.
5812 (replace_regs); Make sure final offset of combined subreg is
5813 congruent to size of subreg's mode.
5814 (subreg_regno_offset): New function.
5815 (subreg_regno): New function.
5816 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
5817 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
5818 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
5819 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
5820 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
5821 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
5822 (a29k_get_reloaded_address): Use SUBREG_BYTE.
5823 (print_operand): Use SUBREG_BYTE.
5824 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
5825 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
5826 (arm_reload_out_hi): Use SUBREG_BYTE.
5827 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
5828 instead of SUBREG_WORD.
5829 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
5830 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
5831 SUBREG creation to use byte offset.
5832 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
5833 inverted load insns): Fix explicit rtl subregs to use byte
5835 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
5836 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
5837 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
5838 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
5839 to use byte offsets.
5840 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
5841 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
5842 offsets, also make sure it is congruent to SUBREG's mode size.
5843 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
5844 unnamed ldob insn): Generate SUBREGs with byte offset.
5845 (zero_extendqihi2): SUBREG's are byte offsets.
5846 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
5847 (m68hc11_gen_highpart): Use SUBREG_BYTE.
5848 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
5849 zero-extendqisi2): Generate SUBREGs with byte offset.
5850 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
5851 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
5852 subregs in rtl to use byte offsets.
5853 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
5854 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
5855 (mips_move_2words): Use subreg_regno_offset.
5856 (mips_secondary_reload_class): Use subreg_regno_offset.
5857 * config/mips/mips.md (DImode plus, minus, move, and logical op
5858 splits): Fixup explicit subregs in rtl to use byte offsets.
5859 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
5860 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
5861 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
5862 rtl to use byte offsets.
5863 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
5864 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
5865 subregs to use byte offsets.
5866 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
5867 Fixup explicit subregs in rtl to use byte offsets.
5868 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
5869 and remove byte endian correction code.
5870 * config/sh/sh.c (output_movedouble): Use subreg_regno.
5871 (gen_ashift_hi): Use SUBREG_BYTE.
5872 (regs_used): Use subreg_regno_offset.
5873 (machine_dependent_reorg): Use subreg_regno_offset.
5874 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
5875 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
5876 (movdf_i4): Subregs are byte offsets now.
5877 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
5878 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
5879 (REGMODE_NATURAL_SIZE): Override.
5880 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
5881 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
5883 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
5884 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
5885 extendqidi2): Generate SUBREGs with byte offsets, also make sure
5886 it is congruent to SUBREG's mode size.
5887 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
5889 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
5890 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
5891 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
5892 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
5893 * config/v850/v850.c (print_operand, output_move_double): Use
5894 subreg_regno function.
5896 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
5898 * configure.in (target_subdir): Use target_alias, not target.
5899 * configure: Rebuilt.
5901 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
5903 * config/sh/crti.asm: Fix typos in comments.
5905 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5907 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
5908 TARGET_FAST_INDIRECT_CALLS.
5909 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
5911 (return_addr_rtx): Short circuit export stub matching when
5912 TARGET_NO_SPACE_REGS.
5913 (output_millicode_call): For out of range calls, make -fPIC
5914 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
5915 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
5916 * pa.md: Modify length attr calculation of all millicode insns to
5919 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
5921 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
5922 Require at least 2.11 in the version test. Specifically check
5923 for and reject GAS version 2.10.90.
5924 * configure: regenerate.
5926 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5928 * pa.c (override_options): Remove PIC profiling warning.
5929 (hp_profile_labelno): Delete.
5930 (hp_profile_label_rtx): Delete.
5931 (hp_profile_label_name): Delete.
5932 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
5933 (output_function_prologue): Remove profiling code and all tests on
5934 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
5935 merge_sp_adjust_with_store can work for PIC and profiling.
5936 (hppa_expand_epilogue): Remove profile_flag test.
5937 (hppa_can_use_return_insn_p): Likewise.
5938 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
5939 cater for PROFILE_HOOK.
5940 (hppa_profile_hook): New function.
5941 * pa.h (FUNCTION_PROFILER): Now does nothing.
5942 (PROFILE_HOOK): Define.
5943 (hppa_profile_hook): Declare.
5944 (PROFILE_BEFORE_PROLOGUE): Delete.
5945 (ASM_OUTPUT_REG_PUSH): Delete.
5946 (ASM_OUTPUT_REG_POP): Delete.
5947 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
5948 r24. Accept function name operand, and use this and a locally
5949 generated label to calculate pc-rel offset to func start.
5951 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5953 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
5954 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
5957 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5959 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
5960 LO_SUM cases to where they belong.
5962 2001-04-02 Richard Henderson <rth@redhat.com>
5964 * except.h (lang_eh_type_covers): Mark extern.
5965 (lang_eh_runtime_type): Likewise.
5967 2001-04-02 Zack Weinberg <zackw@stanford.edu>
5969 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
5970 gengenrtl.c: Wrap generated header in multiple-include guard.
5971 Improve error checking.
5973 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5975 * configure.in: Don't check for putenv.
5976 * configure: Regenerate.
5977 * gcc.c (putenv): Don't define.
5978 * vax/xm-vms.h: Handle putenv.
5980 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5982 * ifcvt.c (noce_emit_move_insn): New.
5983 (noce_try_store_flag, noce_try_store_flag_constants,
5984 noce_try_store_flag_inc, noce_try_store_flag_mask,
5985 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
5986 noce_try_abs): Use it.
5987 (noce_process_if_block): Likewise.
5988 For STRICT_LOW_PART, take mode from its SUBREG.
5990 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5992 * fold-const.c (fold): Before optimizing unsigned comparison with
5993 0x7fffffffU, make sure arg0 is integral type.
5995 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
5997 * c-tree.texi: Document representation of wide strings.
5999 2001-04-01 Richard Henderson <rth@redhat.com>
6001 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6003 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6005 * i386.md: remove obsoleted comments.
6006 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6007 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6008 fix output template.
6010 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6012 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6014 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6016 * loop.c (load_mems): When generating a load from a pseudo, update
6019 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6021 * i386.c (ix86_split_long_move): Use change address to compensate
6022 stack pointer change in push instruction.
6024 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6026 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6027 instead of rtx_equal_p; fix the output template.
6029 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6031 * i386.c (ix86_expand_setcc): Support 64bit.
6032 (ix86_expand_int_movcc): Likewise.
6033 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6036 * i386.md (allocate_stack_worker): Turn to expander.
6037 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6039 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6041 2001-03-29 Richard Henderson <rth@redhat.com>
6043 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6045 2001-03-28 Matthew Hiller <hiller@redhat.com>
6047 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6050 * MAINTAINERS: Added self.
6052 2001-03-28 Richard Henderson <rth@redhat.com>
6054 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6055 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6057 2001-03-28 Jim Wilson <wilson@redhat.com>
6059 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6062 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6064 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6066 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6069 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6071 2001-03-28 DJ Delorie <dj@redhat.com>
6073 * Makefile.in (stage1_build): Revert CFLAGS patch.
6075 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6077 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6078 when multiplier or multiplicand is zero.
6080 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6082 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6084 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6086 (set_src_needs_barrier): Likewise.
6087 (rtx_needs_barrier): For SET case, use these two functions. Rework
6088 PARALLEL case to handle all inputs before all outputs.
6089 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6090 saw a label and no stop bit since then.
6091 (maybe_rotate, process_epilogue): Add prototypes.
6093 2001-03-28 Richard Henderson <rth@redhat.com>
6095 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6096 not TARGET_TOC for special toc restore handling.
6097 * config/rs6000/rs6000.md (eh_return): Likewise.
6099 2001-03-28 Richard Henderson <rth@redhat.com>
6101 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6102 current_function_calls_eh_return.
6103 (output_function_epilogue): Handle eh_return.
6104 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6105 (EH_RETURN_DATA_REGNO): New.
6106 (EH_RETURN_STACKADJ_RTX): New.
6107 (EH_RETURN_HANDLER_RTX): New.
6108 * config/sparc/sparc.md (call/short branch peepholes): Check
6109 can_throw_internal instead of in_same_eh_region.
6111 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6112 for eh_return data registers.
6113 (rs6000_emit_prologue): Save eh_return data registers.
6114 (rs6000_emit_epilogue): Force inline restores if eh_return.
6115 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6116 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6117 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6118 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6119 the target uses one.
6120 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6121 (return_eh_si, return_eh_di): Remove.
6122 (eh_return): New, from corpse of eh_epilogue.
6123 (eh_set_lr_si, eh_set_lr_di): New.
6125 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6126 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6127 True for pic register if current_function_calls_eh_return.
6128 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6129 Handle eh_return requirements.
6130 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6131 (EH_RETURN_STACKADJ_RTX): New.
6132 * config/i386/i386.md (exception_receiver): Remove.
6133 (eh_return, eh_return_1): New.
6134 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6136 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6137 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6138 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6139 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6140 (EH_RETURN_DATA_REGNO): New.
6141 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6142 * config/alpha/alpha.md (eh_epilogue): Remove.
6143 (exception_receiver): Use $26 for ldgp input.
6144 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6146 2001-03-28 Richard Henderson <rth@redhat.com>
6148 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6149 * except.h: Likewise.
6151 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6152 (LIB2ADDEHDEP): New.
6153 (LIB2FUNCS_EH): Remove.
6154 (LIB2ADD): Remove LIB2ADDEH.
6155 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6156 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6157 (crt{begin,end}[S].o): Likewise.
6158 (except.o): Update includes.
6159 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6160 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6162 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6163 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6164 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6165 * builtins.c (expand_builtin): Implement it.
6166 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6167 * c-common.c (c_common_nodes_and_builtins): Declare it.
6168 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6169 * calls.c (libfunc_nothrow): Remove.
6170 (emit_library_call_value_1): Don't call it.
6171 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6172 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6173 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6174 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6175 (current_funcdef_number): Globalize.
6176 (output_call_frame_info): Emit frame data if an lsda is needed.
6177 Generate augmentation for personality routine. Don't play with
6179 (dwarf2out_begin_prologue): Record funcdef_number.
6180 * dwarf2out.h (current_funcdef_number): Declare.
6181 * expr.c (expand_expr): Update for except.h name changes.
6182 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
6183 * expr.h (LTI_throw, LTI_rethrow): Remove.
6184 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
6185 (LTI_eh_rtime_match): Remove.
6186 (LTI_unwind_resume, LTI_eh_personality): Add.
6187 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
6188 * final.c (final): Don't call check_exception_handler_labels,
6189 init_insn_eh_region, or free_insn_eh_region.
6190 (final_scan_insn): Always emit debug labels for
6191 NOTE_INSN_EH_REGION notes.
6192 * flags.h (flag_new_exceptions): Remove.
6193 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
6194 (record_active_eh_regions): Remove.
6195 (count_basic_blocks): Check all instructions for REG_EH_REGION.
6196 Use can_throw_internal.
6197 (find_basic_blocks_1): Likewise.
6198 (move_stray_eh_region_notes): Remove.
6199 (find_label_refs): No eh_return_stub_label.
6200 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
6201 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
6203 (delete_unreachable_blocks): Don't track deleted handlers.
6204 (flow_delete_block): Use maybe_remove_eh_handler.
6205 (delete_eh_regions): Remove.
6206 (merge_blocks): Don't check for eh region match.
6207 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
6208 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
6209 (init_propagate_block_info): Disable dead frame store optimization
6210 when current_function_calls_eh_return.
6211 (dump_bb): Don't print eh_beg, eh_end.
6212 * function.c (fixup_var_refs): No catch_clauses.
6213 (expand_function_end): Likewise. Call expand_eh_return before
6214 the return register use. Call sjlj_emit_function_exit_after.
6215 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
6216 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
6217 * ifcvt.c (dead_or_predicable): Remove eh region check.
6218 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
6219 Don't check for EH vs parameters.
6220 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
6221 (expand_inline_function): Call duplicate_eh_regions.
6222 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
6223 (copy_insn_notes): Remap REG_EH_REGION notes.
6224 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
6225 * integrate.h (struct inline_remap): Add local_return_label.
6226 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
6227 check_exception_handler_labels, nor exception_optimize.
6228 (find_cross_jump): No EH region check.
6229 * optabs.c (init_optabs): Update for changed eh libfuncs.
6230 * rtl.def (RESX): New.
6231 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6232 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6233 checks. Update for except.h name changes.
6234 (expand_cleanups): Likewise.
6235 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
6236 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
6237 (compile_file): Call init_eh before init_optabs. Don't
6238 output_exception_table here.
6239 (rest_of_compilation): Call convert_from_eh_region_ranges,
6240 convert_to_eh_region_ranges, output_function_exception_table.
6241 Don't emit_eh_context.
6242 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
6243 (EXC_PTR_EXPR): New.
6245 * md.texi (eh_epilogue): Remove.
6246 (eh_return): Document.
6247 * tm.texi (EH_RETURN_DATA_REGNO): Document.
6248 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
6250 * eh-common.h: Remove file.
6251 * frame-dwarf2.c, frame.c, frame.h: Remove files.
6252 * libgcc2.c (L_eh): Remove.
6254 * unwind-dw2-fde.c: New file, largely copied from frame.c.
6255 * unwind-dw2-fde.h: New file.
6256 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
6257 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
6258 * libgcc-std.ver: Update for eh symbols.
6260 2001-03-27 Richard Henderson <rth@redhat.com>
6262 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
6263 reduce false positives.
6264 (regmove_optimize): Disable if flag_non_call_exceptions.
6266 * stmt.c (expand_return): Remove always true predicate.
6267 (expand_decl_cleanup_no_eh): Remove dead code.
6269 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
6270 barrier code. Add a scheduling barrier if a non-call insn
6271 can throw internally.
6273 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
6274 Auto-inc addresses trap only if their base register does.
6276 * except.c (can_throw_internal): Rename from can_throw.
6277 * except.h, resource.c: Update references.
6279 * integrate.c (copy_insn_list): Use returnjump_p.
6280 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6282 * function.h (struct function): Move all boolean valued fields
6283 to single bit fields at the end of the struct.
6285 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6287 Rename asynchronous_exceptions to flag_non_call_exceptions.
6289 * gthr-single.h (UNUSED): New. Distinguish between how C
6290 and C++ mark unused function arguments. Use throughout.
6292 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6293 value to target configuration header.
6294 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6295 * config.in, configure: Rebuild.
6296 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
6297 configuration and target defines.
6298 (exceptions_via_longjmp): Remove.
6299 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
6300 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
6302 * except.h (flag_non_call_exceptions): Move ...
6303 * flags.h: ... here.
6305 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
6306 exceptions, put the note on the trapping instruction.
6308 * flags.h (flag_new_exceptions): Remove.
6309 * toplev.c: Don't set it.
6310 * final.c: Don't check it.
6311 * except.c: Provide stub definition.
6313 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
6314 (calculate_global_regs_live): Kill call-clobbered registers
6315 across exception edges.
6316 * reg-stack.c (convert_regs_1): Kill the entire target stack
6317 across non-call exception edges.
6319 * flow.c (cleanup_cfg): Take no argument.
6320 * output.h, sibcall.c, toplev.c: Update all calls.
6322 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6324 * configure.in: Don't check for bcopy.
6325 * configure, config.in: Regenerate.
6327 * system.h: Don't define or prototype bcopy, instead poison it.
6329 2001-03-27 Richard Henderson <rth@redhat.com>
6331 * function.c (expand_function_start): Set DECL_REGISTER on
6332 a pseudo used for DECL_RESULT.
6334 * rtl.h (LCT_NORETURN): New.
6335 * calls.c (emit_library_call_value_1): Handle it.
6337 2001-03-27 Stan Shebs <shebs@apple.com>
6339 * objc/objc-act.c (objc_init): Use dump_base_name.
6340 (gen_declaration): Clear the buffer arg.
6341 (gen_declaration_1): New function, body of gen_declaration.
6342 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
6343 (gen_method_decl): Ditto, plus always clear buffer arg.
6344 (error_with_ivar): Simplify.
6345 (warn_with_method): Ditto.
6346 (build_message_expr): Don't clear buffers.
6347 (dump_interface): Ditto.
6348 (objc_debug): Ditto.
6349 (build_keyword_selector): Clear the buffer by only zeroing
6351 (objc_implementation_context): Declare.
6352 (start_class): Warn about missing @end.
6353 (finish_objc): Ditto.
6355 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6357 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
6359 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6361 * Makefile.in (SYSTEM_H): Define.
6362 Depend on $(SYSTEM_H), not system.h.
6364 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
6366 2001-03-27 Jim Wilson <wilson@redhat.com>
6368 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
6370 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
6371 (process_epilogue): New static function.
6372 (process_set): Call process_epilogue instead of emitting .restore
6374 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
6376 * flow.c (struct reg_cond_life_info): New fields orig_condition
6378 (init_propagate_block_info): Set new fields.
6379 (mark_regno_cond_dead): Set and use new fields.
6380 (flush_reg_cond_reg_1): Likewise.
6381 (and_reg_cond, case AND): Check for redundant AND conditions.
6382 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
6385 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6387 * cppmacro.c (stringify_arg): Null terminate strings.
6389 2001-03-27 Zack Weinberg <zackw@stanford.edu>
6391 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
6392 inclusion style. xm-m68hc11.h no longer exists.
6393 * config/m68hc11/xm-m68hc11.h: Delete file.
6394 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
6396 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
6397 Don't define GCC_VERSION, N_, or PARAMS; don't include
6398 gansidecl.h or stdio.h. Define inhibit_libc here.
6399 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6400 Delete code conditioned on #if GCC_VERSION == 2095.
6402 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6403 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6404 Delete code conditioned on #if GCC_VERSION == 2095.
6406 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6408 * system.h: Include symcat.h.
6409 (STRINGIFY): Don't define.
6411 * configure.in: Adjust comment.
6413 * builtins.c: Use STRINGX, not STRINGIFY.
6414 * gencheck.c: Likewise.
6415 * gengenrtl.c: Likewise.
6416 * protoize.c: Likewise.
6418 * cpplex.c: Don't include symcat.h.
6419 * cpplib.c: Likewise.
6421 * gansidecl.h (HAVE_STRINGIZE): Don't define.
6423 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6425 * c-typeck.c (digest_init): Fold init expression.
6427 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6429 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
6431 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6433 * except.c (eh_regs): Save results of build_pointer_type to a temp
6434 as FUNCTION_VALUE macro may evaluate its args multiple times.
6436 2001-03-26 Mark Mitchell <mark@codesourcery.com>
6438 * c-common.h (DECL_NUM_STMTS): New macro.
6439 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
6441 (pushdecl): Likewise.
6442 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
6443 * integrate.c (expand_inline_function): Don't check
6445 * print-tree.c (print_node): Don't print it.
6446 * toplev.c (rest_of_compilation): Don't try to inline when
6447 flag_no_inline is on.
6448 * tree.h (DECL_FRAME_SIZE): Remove.
6449 (tree_decl): Adjust accordingly.
6451 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6453 * combine.c (try_combine): Use memcpy, not bcopy.
6455 * genattrtab.c (expand_units): Likewise.
6457 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6459 * i386.md (push mem DI peep2): New.
6460 (mov 0, mov -1 peep2): Handle 64bit.
6461 (lea to arithmetics peep2): Handle 64bit leas.
6462 (rsp arithmetics to push/pop peep2s): New.
6464 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
6466 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6468 * i386.c (struct machine_function): Add save_varrargs_registers.
6469 (ix86_save_varrargs_registers): New macro.
6470 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
6471 (ix86_expand_prologue): Likewise.
6472 (ix86_emit_epilogue_esp_adjustement): Likewise.
6473 (ix86_expand_epilogue): Likewise.
6474 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
6475 (pro_epilogue_adjust_stack_1): New insn.
6476 (pro_epilogue_adjust_stack_rex64): Likewise.
6477 * i386.h (MASK_NO_RED_ZONE): New constant.
6478 (TARGET_RED_ZONE): New macro.
6479 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
6480 (RED_ZONE_SIZE): New constant.
6481 (RED_ZONE_RESERVE): New constant.
6483 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6485 * toplev.c (set_float_handler): Use memcpy, not bcopy.
6487 2001-03-25 Kazu Hirata <kazu@hxi.com>
6489 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
6492 (umodhi3): Likewise.
6495 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6497 * mkconfig.sh (DEFINES): Handle entries with '='.
6499 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
6500 Set xm_defines to MACRO=value instead.
6502 * i370/xm-mvs.h: Delete.
6504 * ns32k/xm-pc532-min.h: Likewise.
6506 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6508 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
6510 use ix86_expand_binary_operator
6511 (?sh??i_?): Disable for 64bit.
6512 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
6513 * i386.c (shiftdi_operand): New predicate.
6515 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
6516 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
6517 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
6518 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
6519 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
6520 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
6521 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
6522 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
6523 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
6524 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
6525 (rotldi3, rotrdi3): New expanders.
6527 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6529 * i386.md (movstrsi): Move offline.
6531 (strmovdi_rex64): New.
6532 (strmov?i): Accept 64bit.
6533 (strmov?i_rex64): New.
6534 (strmov?i_rex_1): New.
6535 (strmov?i_1): Disable for 64bit.
6536 (rep_mov?i_rex64): New.
6537 (rep_mov?i): Disable for 64bit.
6538 (clrstrsi): Move offline.
6539 (strset?i_rex64): New.
6540 (strset?i: Accept 64bit.
6541 (rep_stos?i): Disable for 64bit.
6542 (rep_stos?i_rex64): New.
6543 (strset?i_rex_1): New.
6544 (strset?i_1): Disable for 64bit.
6545 (cmpstrsi): Accept 64bit.
6546 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
6547 (cmpstrqi_nz_rex_1): New.
6548 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
6549 (strlensi): Move offline.
6551 (strlenqi_1): Disable for 64bit; fix constraints.
6552 (strlenqi_rex_1): New.
6553 * i386.c (ix86_adjust_counter): New static function.
6554 (ix86_zero_extend_to_Pmode): Likewise.
6555 (ix86_expand_aligntest): Likweise.
6556 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
6557 (ix86_expand_movstr): New global function.
6558 (ix86_expand_clrstr): New global function.
6559 (ix86_expand_strlen): New global function.
6560 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
6561 ix86_expand_strlen): Declare.
6562 (ix86_expand_strlensi_unroll_1): Delete.
6564 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
6566 * i386.md (cmpdi): Fix operand predicates.
6567 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
6568 cmpdi_1_insn_rex64): New patterns.
6569 (adddi3): Turn to expander.
6570 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
6571 (addsi3_carry_zext): New pattern.
6572 (adddi_?_rex64): New patterns and splitters.
6573 (addsi_?_zext): New patterns.
6574 (subsi3_carry_zext): New pattern.
6575 (subdi_?_rex64): New patterns and splitters.
6576 (iorsi_?_zext): New patterns.
6577 (iordi_?_rex64): New patterns and splitters.
6578 (iorsi_?_zext): New patterns.
6579 (iorsi_?_zext_imm): New patterns.
6580 (xorsi_?_zext): New patterns.
6581 (xordi_?_rex64): New patterns and splitters.
6582 (xorsi_?_zext): New patterns.
6583 (negdi*): New patterns.
6584 (one_cmpldi*): Likewise.
6585 (one_cmplsi*_zext, negsi*_zext): Likewise.
6586 (testqi_ext_3_rex64): New pattern.
6588 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
6590 * i386-protos.h (ix86_split_long_move): Return void.
6591 * i386.c (ix86_split_to_parts): Handle 64bit target.
6592 (ix86_split_long_move): Likewise.
6593 * i386.md (all calls to ix86_split_long_move): Update.
6595 2001-03-23 Richard Henderson <rth@redhat.com>
6597 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
6598 to avoid shadowing arguments.
6600 2001-03-23 Jakub Jelinek <jakub@redhat.com>
6602 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
6603 to variable names where DECL_NAME is different from
6604 DECL_ASSEMBLER_NAME.
6606 2001-03-23 Jim Wilson <wilson@redhat.com>
6608 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
6609 (assemble_alias): Call make_decl_rtl.
6611 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
6613 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
6615 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
6617 * extend.texi: Document the "java_interface" attribute.
6619 2001-03-22 Zack Weinberg <zackw@stanford.edu>
6621 * mkconfig.sh: Use a subshell with redirected stdout,
6622 instead of closing stdout and confusing commands that run
6623 afterward. Throw away output of cmp.
6625 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
6627 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
6629 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
6631 * i386.md (zero_extendsidi2_32): Break out from ...
6632 (zero_extendsidi2): ... here ; turn to expander.
6633 (zero_extendsidi2_rex64): New.
6634 (extendsidi2_32): Break out from ...
6635 (extendsidi2): ... here ; turn to expander.
6636 (extendsidi2_rex64): New.
6637 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
6638 (trunc?f?f splitters): Add 64bit versions.
6640 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
6642 * i386.md (pushsi, pushsi2_prologue): Disable.
6643 (pushsi2_rex64): New.
6644 (movabs?i_1_rex64, movabs?i_2_rex64): New.
6645 (movqi_ext_1): Disable for 64bit.
6646 (movqi_ext_1_rex64): New.
6647 (pushdi2_rex64): New pattern, peep2s and splitter.
6648 (pushdi2_prologue_rex64): New pattern.
6649 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
6651 (movdi splitters): Disable for 64bit.
6652 (movdi_1_rex64): New pattern, peep2s and splitters.
6653 (swapdi): New pattern.
6654 (pushsf): Disable for 64bit.
6655 (pushsf_rex64): New pattern and splitter.
6656 (pushdf_nointeger): Disable for 64bit.
6657 (pushdf_integer): Handle the 64bit case.
6658 (pushtf): Likewise; update splitters.
6660 2001-03-22 Richard Henderson <rth@redhat.com>
6662 * mkconfig.sh: Include insn-flags.h.
6663 * Makefile.in (CONFIG_H): Include insn-flags.h.
6664 (lots of objects): Remove insn-codes.h and insn-flags.h.
6666 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
6667 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
6668 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
6669 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
6670 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
6671 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
6672 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
6673 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
6674 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
6675 v850/v850.c, vax/vax.c:
6676 Don't include insn-flags.h.
6678 * diagnostic.c, expr.h, reload.c, toplev.c:
6679 Don't include insn-codes.h.
6681 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
6682 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
6683 c4x/c4x.c, i960/i960.c, mips/mips.c:
6684 Don't include insn-codes.h or insn-flags.h.
6686 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
6687 or insn-flags.h in the generated code.
6688 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
6689 (main): Forward declare struct rtx_def.
6691 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
6693 * invoke.texi (-ffast-math): Remove duplicate line about
6696 * gcc.texi: Remove more obsolete documentation of bugs and
6697 installation problems.
6699 2001-03-21 Kazu Hirata <kazu@hxi.com>
6701 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
6704 2001-03-20 Jason Merrill <jason@redhat.com>
6706 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
6708 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
6709 * varasm.c (CHKR_PREFIX): Likewise.
6711 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6713 * gcse.c (hash_scan_set): An expression is not anticipatible if it
6714 is part of a multi-SET insn.
6716 * cse.c (find_comparison_args): Remove previous change.
6717 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
6720 * config/i386/i386.md (conditional_trap): Remove warning.
6722 * recog.c (push_operand): Fix error in last change that caused
6723 undefined symbol on many targets.
6725 * sdbout.c: #include ggc.h.
6726 (sdbout_init): Move to end of file.
6727 Call ggc_add_tree_root for anonymous_types.
6728 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
6729 (sdbout_one_type): Use DECL_NAME for field name.
6730 * Makefile.in (sdbout.o): Show includes ggc.h.
6732 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
6734 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
6735 (override_options): Use properlimits for preferred_stack_boundary.
6736 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
6738 (ext_register_operand): Accept DImode.
6739 (load_pic_register): Abort on 64bit.
6740 (gen_push): Use Pmode instead of SImode.
6741 (ix86_save_reg): Pic reg is never used on 64bit.
6742 (ix86_expand_prologue): Likewise.
6743 (ix86_emit_save_regs): Use Pmode instead of SImode.
6744 (legitimate_address_p): Check displacement for 64bit.
6745 (print_operand): Avoid outputting of (%rip) on 64bit.
6746 (print_operand_address): Output (%rip) where possible.
6747 (split_di): Abort on 64bit registers.
6748 (ix86_expand_branch): DImode comparison is simple for x86_64.
6749 (memory_address_length): Recognize memory addresses formed using
6751 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
6753 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
6755 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
6757 * recog.c (push_operand): Recognize new format of push instructions.
6759 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
6761 * i386.md (pushqi1): New.
6762 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
6763 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6764 x86_64_immediate_operand, x86_64_immediate_operand,
6765 x86_64_zext_immediate_operand): Declare.
6766 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
6767 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6768 x86_64_immediate_operand, x86_64_immediate_operand,
6769 x86_64_zext_immediate_operand): define.
6770 * i386.h (PREDICATE_CODES): Add new predicates.
6772 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
6774 * i386.md (pophi1, popqi1, pushqi1): Remove.
6776 * expr.c (emit_single_push_insn): New function.
6777 (move_by_pieces): Accept NULL as destination for push instructions.
6778 (gen_push_operand): Kill.
6779 (emit_push_insn): Pass NULL when pushing; avoid updating of
6780 stack_pointer_delta.
6781 * expr.h (gen_push_operand): Kill.
6783 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6785 * rtl.texi (COMPARE): Clarify documentation and reference section
6788 2001-03-20 Stan Shebs <shebs@apple.com>
6790 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
6791 (get_object_reference): Ditto.
6792 (error_with_ivar): Use error_with_file_and_line.
6793 (warn_with_method): Use warning_with_file_and_line.
6795 2001-03-20 Tom Tromey <tromey@redhat.com>
6797 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
6799 2001-03-20 Mark Mitchell <mark@codesourcery.com>
6801 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
6802 variables that are TREE_PUBLIC, even if not TREE_STATIC.
6804 2001-03-20 DJ Delorie <dj@redhat.com>
6806 * Makefile.in (install-libgcc): Pass complete list of variables.
6807 (install-multilib): Ditto.
6809 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6811 * config/i386/cygwin.h: Declare ctor_section, dtor_section
6812 drectve_section, switch_to_section.
6814 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
6815 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
6816 i386_pe_mark_dllimport.
6818 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6820 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
6821 functions i386_pe_*.
6823 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
6824 i386_pe_* functions with char * arguments.
6826 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
6828 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
6830 (movsi_ie): Introduce fpul store.
6832 2001-03-20 Alan Modra <alan@linuxcare.com.au>
6834 * Makefile.in (OBJS): Remove hashtab.o.
6836 2001-03-19 Stan Shebs <shebs@apple.com>
6838 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
6839 * c-lang.c (maybe_objc_method_name): Ditto.
6840 * c-tree.h (maybe_objc_method_name): Remove decl.
6842 2001-03-19 Tom Tromey <tromey@redhat.com>
6844 * gcc.c (init_gcc_specs): Fix comment.
6846 2001-03-19 Mark Mitchell <mark@codesourcery.com>
6848 Compute DECL_ASSEMBLER_NAME lazily.
6849 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
6850 (DECL_ASSEMBLER_NAME_SET_P): New macro.
6851 (SET_DECL_ASSEMBLER_NAME): Likewise.
6852 (COPY_DECL_ASSEMBLER_NAME): Likewise.
6853 (set_decl_assembler_name): Declare.
6854 (lang_set_decl_assembler_name): Likewise.
6855 * tree.c (lang_set_decl_assembler_name): New variab.e
6856 (set_decl_assembler_name): New function.
6857 (init_obstacks): Set lang_set_decl_assembler_name.
6858 (build_decl): Don't set DECL_ASSEMBLER_NAME.
6859 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
6860 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
6861 where it's not necessary.
6862 (builtin_function): Likewise.
6863 (finish_decl): Likewise.
6864 * dbxout.c (dbxout_type_methods): Likewise.
6865 * ggc-common.c (ggc_mark_trees): Likewise.
6866 * profile.c (output_func_start_profiler): Likewise.
6867 * varasm.c (make_decl_rtl): Likewise.
6869 * cse.c (find_comparison_args): Update documentation. Fix
6870 mishandling of COMPARE operations.
6872 * tree.def (ABS_EXPR): Add documentation.
6873 * fold-const.c (fold): Improve folding of ABS_EXPRs.
6875 2001-03-19 Zack Weinberg <zackw@stanford.edu>
6877 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
6879 2001-03-19 Jakub Jelinek <jakub@redhat.com>
6881 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
6882 Remove ia32 linux PIC kludge and move it...
6883 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
6885 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
6887 * i386.md (absdf2 expander): Fix 64bit case.
6889 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
6891 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
6893 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
6895 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
6897 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6899 * README.X11: Remove obsolete file.
6901 2001-03-18 Anthony Green <green@redhat.com>
6903 * config/pj/pj.h: Remove some trailing commas.
6904 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
6906 2001-03-18 Richard Henderson <rth@redhat.com>
6908 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
6909 * calls.c: ... here.
6910 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
6911 defaults for them here.
6913 2001-03-17 Anthony Green <green@redhat.com>
6915 * config/pj/lib1funcs.S: Fix broken comment.
6916 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
6919 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
6921 * gcc.texi: Remove obsolete information relating to build and
6922 installation problems with enquire or the Pyramid C compiler.
6924 2001-03-17 Richard Henderson <rth@redhat.com>
6926 * dwarf2out.c (queue_reg_save): New.
6927 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
6928 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
6930 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
6931 (cfa, cfa_store, cfa_temp): Make static.
6932 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
6934 2001-03-17 Richard Henderson <rth@redhat.com>
6936 * integrate.h (struct inline_remap): Add local_return_label.
6937 * integrate.c (expand_inline_function): Initialize it and emit
6938 it after copy_insn_notes.
6939 (copy_insn_list): Don't store local_return_label here.
6940 (copy_insn_notes): New function split out from copy_insn_list.
6942 2001-03-17 Richard Henderson <rth@redhat.com>
6944 * dwarf2out.c (lookup_filename): Emit .file if the assembler
6945 is generating .debug_line.
6946 (dwarf2out_init): Add main_input_filename to the file table first.
6947 * configure.in (as_dwarf2_debug_line): Test with file number 1
6948 instead of file number 0.
6950 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6952 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
6953 (gen_rtx_combine): Deleted; all references changed as appropriate.
6954 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
6956 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
6958 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
6960 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
6963 2001-03-16 Jim Wilson <wilson@redhat.com>
6965 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
6966 then set it to LOC_REG (79) instead of aborting.
6968 2001-03-16 Phil Edwards <pme@sources.redhat.com>
6970 * gccbug.in: Remove high priority.
6972 2001-03-16 Richard Henerson <rth@redhat.com>
6974 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
6975 output with a space instead of deleting it.
6976 * configure: Regenerate.
6978 2001-03-16 Zack Weinberg <zackw@stanford.edu>
6980 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
6981 handles the gory details of converting an object file into
6982 something that's safe to grep.
6983 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
6984 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
6985 newlines at either end of the string we're looking for.
6986 Make 'checking ...' message less stilted.
6987 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
6988 ARM in-memory layout and its hypothetical converse. Don't
6989 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
6990 HOST_WORDS_BIG_ENDIAN.
6992 * configure.in: Adjust for renamed macro. Move
6993 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
6994 * configure, config.in: Regenerate.
6996 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6998 * fixinc/Makefile.in: Set SHELL.
7000 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7002 * fixinc/fixincl.c (fix_with_system): Quote file names before
7003 passing them to shell.
7005 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7007 * Makefile.in: Use fix-header$(build_exeext) instead
7010 2001-03-16 Richard Henderson <rth@redhat.com>
7012 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7013 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7014 (size_of_line_prolog): Remove.
7015 (output_line_info): Compute prologue size via label difference.
7016 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7018 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7019 assembler error when redefining file numbers.
7020 * config.in, configure: Rebuild.
7022 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7023 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7024 (dw2_asm_output_delta_uleb128): Likewise.
7025 (dw2_asm_output_delta_sleb128): Similarly.
7026 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7028 2001-03-16 Michael Meissner <meissner@redhat.com>
7030 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7032 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7034 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7036 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7037 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7038 being unsigned in ISO C and signed in traditional.
7039 (expand_prologue): Ditto.
7040 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7042 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7044 (divsi3,divdi3): Ditto.
7045 (modsi3,moddi3): Ditto.
7046 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7047 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7048 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7051 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7053 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7054 SSE based conditional moves on LTGT/UNEQ conditions;
7055 Canonicalize EQ to NE.
7056 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7057 (sse_mov?fcc_ne): New.
7059 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7061 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7063 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7064 register may be dead.
7066 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7068 * Makefile.in (hash.o): Depend on CONFIG_H.
7070 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7072 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7074 2001-03-15 Richard Henderson <rth@redhat.com>
7076 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7077 (ASM_OUTPUT_DWARF_PCREL): New.
7078 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7080 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7082 * cppfiles.c (stack_include_file): Use MAX of sysp.
7084 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7086 * config.gcc (ia64*-*-hpux*): New case.
7087 * config/ia64/hpux.h: New file for HP-UX support.
7088 * config/ia64/t-hpux: New file for HP-UX support.
7090 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7092 * fixinc/inclhack.def (irix_stdio_va_list): New.
7093 * fixinc/fixincl.x: Rebuilt.
7095 2001-03-15 Richard Henderson <rth@redhat.com>
7097 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7098 if provided by the target.
7099 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7100 (dw2_asm_output_addr): New.
7101 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7102 * dwarf2out.c (output_cfi): Use it for program addresses.
7103 (output_call_frame_info, output_die): Likewise.
7104 (output_aranges, output_line_info): Likewise.
7106 2001-03-15 Bruce Korb <bkorb@gnu.org>
7108 * gcc.c(main): make more rigorous
7109 * collect2.c(main): guard against ignoring SIGCHLD
7110 * protoize.c(main): ditto
7111 * gcc/fixinc/fixincl.c(initialize): ditto
7113 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7115 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7116 (sdbout_parms): Likewise.
7118 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7120 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7121 "widen" a destination that is already wider than a word. Also do
7122 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7124 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7126 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7128 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7130 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7132 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7134 * i960.h (i960_maxbitalignment,
7135 i960_last_maxbitalignment): Declare.
7136 * i960.c (i960_maxbitalignment,
7137 i960_last_maxbitalignment): Make global.
7138 (process_pragma): Delete.
7139 (i960_pr_align, i960_pr_noalign): Move from here ...
7140 * i960-c.c: ... to this new file.
7141 * t-960bare (i960-c.o): New rule.
7142 * t-vxworks960 (i960-c.o): Likewise.
7143 * config.gcc (i960-*-*): Define c_target_objs and
7146 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7148 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7149 without adding in rtx code and mode.
7151 * alias.c (init_alias_analysis): Don't use any rtx whose value
7152 varies as a known value.
7153 Delete a superfluous test.
7155 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7157 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7158 scheduling a stop bit.
7159 (ia64_emit_nops): Correctly handle ASMs.
7161 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7163 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7165 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7167 * cpp.texi: Update documentation for -include and -imacros.
7168 * cppfiles.c (struct include_file): Remove "defined" memeber.
7169 (find_or_create_entry): Make a copy of the file name, and
7171 (open_file): Update to ensure we use the simplified filename.
7172 (stack_include_file): Don't set search_from.
7173 (cpp_included): Don't simplify the path name here.
7174 (find_include_file): New prototype. Call search_from to
7175 get the start of the "" include chain. Don't simplify the
7177 (_cpp_execute_include): New prototype. Move diagnostics to
7178 do_include_common. Update.
7179 (_cpp_pop_file_buffer): Don't set defined.
7180 (search_from): New prototype. Use the preprocessor's cwd
7181 for files included from the command line.
7182 (read_name_map): Don't simplify the pathname here.
7183 * cpphash.h (enum include_type): New.
7184 (struct buffer): Delete search from. New search_cached.
7185 (_cpp_execute_include): Update prototype.
7186 * cppinit.c (do_includes): Use _cpp_execute_include.
7187 * cpplib.c (do_include_common): New function.
7188 (do_include, do_include_next, do_import): Use it.
7190 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7192 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
7193 contents of the RTL, to determine the name of the object.
7195 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7197 * tree.h (DECL_RTL): Allocate RTL lazily.
7198 (SET_DECL_RTL): New macro.
7199 (DECL_RTL_SET_P): Likewise.
7200 (COPY_DECL_RTL): Likewise.
7201 (DECL_RTL_IF_SET): Likewise.
7202 * varasm.c (make_decl_rtl): Add assertions about the kind of
7203 declaration we are processing.
7204 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
7205 (start_decl): Likewise.
7206 (finish_decl): Likewise.
7207 * c-semantics.c (emit_local_var): Likewise.
7208 * calls.c (expand_call): Likewise.
7209 * dbxout.c (dbxout_symbol): Likewise.
7210 * emit-rtl.c (unshare_all_rtl): Likewise.
7211 (unshare_all_decls): Likewise.
7212 (reset_used_decls): Likewise.
7213 * expr.c (store_constructor): Likewise.
7214 (safe_from_p): Likewise.
7215 (expand_expr): Likewise.
7216 * function.c (put_var_into_stack): Likewise.
7217 (instantiate_decls_1): Likewise.
7218 (assign_parms): Likewise.
7219 (expand_function_start): Likewise.
7220 (expand_function_end): Likewise.
7221 * ggc-common.c (gcc_mark_trees): Likewise.
7222 * integrate.c (function_cannot_inline_p): Likewise.
7223 (copy_decl_for_inlining): Likewise.
7224 (expand_inline_function): Likewise.
7225 (integrate_parm_decls): Likewise.
7226 (integrate_decl_tree): Likewise.
7227 * print-tree.c (print_node): Likewise.
7228 * reg-stack.c (stack_result): Likewise.
7229 * stmt.c (label_rtx): Likewise.
7230 (expand_return): Likewise.
7231 (expand_decl): Likewise.
7232 (expand_decl_cleanup): Likewise.
7233 (expand_anon_union_decl): Likewise.
7234 * toplev.c (check_global_declarations): Likewise.
7235 (rest_of_decl_compilation): Likewise.
7236 * tree.c (simple_cst_equal): Likewise.
7237 * objc/objc-act.c (generate_static_references): Likewise.
7239 2001-03-14 Zack Weinberg <zackw@stanford.edu>
7241 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
7242 gcc_AC_C_FLOAT_FORMAT): New macros.
7243 * configure.in: Add AC_PROG_CPP after CC tests;
7244 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
7245 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
7246 * configure, config.in: Regenerate.
7248 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
7249 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7250 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7251 config/i370/xm-linux.h, config/i370/xm-oe.h,
7252 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7253 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
7254 config/pa/xm-linux.h, config/pa/xm-pa.h,
7255 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
7256 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
7257 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
7258 config/we32k/xm-we32k.h: Delete.
7260 * config/i370/xm-mvs.h, config/m88k/m88k.h,
7261 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7262 config/vax/xm-vms.h: Don't define any of:
7263 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
7265 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
7267 * config.gcc: Remove references to deleted files.
7268 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
7269 FATAL_EXIT_CODE, which is the same between oe and mvs).
7271 2001-03-14 DJ Delorie <dj@redhat.com>
7272 Vladimir Makarov <vmakarov@redhat.com>
7274 * config/i960/i960.c (i960_function_prologue): Compute size of
7275 frame according to number of registers actually saved there.
7277 2001-03-14 Richard Henderson <rth@redhat.com>
7279 * expr.c (emit_move_insn_1): Fix else if around #endif.
7281 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7284 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7287 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7289 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7290 (override_options): Parse cmodel string.
7291 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7292 * i386.h (TARGET_OPTIONS): Add "cmodel".
7293 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7295 (ix86_cmodel_string, ix86_cmodel): Declare.
7297 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
7300 * i386.h (GENERAL_REG_P): Add missing REG_P.
7302 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
7304 * configure.in: Use $gcc_cv_as instead of $as.
7305 * configure: Regenerated.
7307 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
7309 * cppfiles.c (stack_include_file): Only increase the include
7310 count if we actually process the file properly, as opposed
7311 to treating it as length zero. Only call read_include_file
7312 if not DO_NOT_REREAD. Handle the -H include file output
7314 (read_include_file): Remove now redundant DO_NOT_REREAD check.
7315 (cpp_included, find_include_file): Simplify pathnames after
7316 remapping them. If remapping, don't use the remapped file
7317 name's buffer as our scratch buffer.
7318 (cpp_pop_file_buffer): Replace the multiple include macro
7319 only if it isn't yet set.
7320 (read_name_map): Simplify remapped names when reading in.
7321 (remap_filename): Move code to code path that uses it.
7322 (_cpp_simplify_pathname): Return the input pointer.
7323 * cpphash.h (_cpp_simplify_pathname): Update prototype.
7325 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7327 * expr.c (expand_expr): Revove bogus conditional.
7329 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
7331 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
7333 2001-03-14 Jakub Jelinek <jakub@redhat.com>
7335 * reg-stack.c (stack_result): Unconditionally use
7336 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
7338 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
7340 * expr.c (emit_move_insn_1): Split push of complex value when
7341 no suitable push instruction exist.
7343 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
7344 instead of QI_REG_P.
7346 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7348 * alias.c (handled_component_p, can_address_p): New functions.
7349 (get_alias_set): Use them.
7351 2001-03-13 Jim Wilson <wilson@redhat.com>
7353 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
7354 from 80 in try_locals code.
7355 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
7357 2001-03-13 Zack Weinberg <zackw@stanford.edu>
7359 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
7360 gcc_AC_C_LONG_LONG): New.
7361 * configure.in: Use them. Probe the size of short, int, long,
7362 and long long/__int64 if we have them. Move all the AC_C_*
7363 checks together, except gcc_AC_C_CHAR_BIT which has to go
7364 after AC_CHECK_HEADERS(limits.h).
7365 Take hwint.h out of host_xm_file and build_xm_file.
7367 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
7368 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
7369 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
7370 Move the HOST_WIDEST_INT setup logic here from system.h.
7371 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
7373 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
7374 is now handled by hwint.h.
7376 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
7377 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
7378 config/ia64/xm-ia64.h: Don't define any of:
7379 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
7380 HOST_BITS_PER_LONGLONG.
7382 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
7383 config/h8300/xm-h8300.h, config/mips/iris6.h,
7384 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
7385 config/sparc/xm-sp64.h: Delete.
7386 * config.gcc: Remove references to deleted files.
7388 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
7389 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
7390 * config/i370/xm-linux.h: Clarify floating-point situation in
7393 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
7395 * cppfiles.c (NO_INCLUDE_PATH): New macro.
7396 (find_include_file): Decide here which part of the include
7397 chain to start the search. Complain about an empty include
7398 chain in all cases apart from an abolsute file name.
7399 (_cpp_execute_include): Don't choose the search chain here.
7400 Don't call handle_missing_include in the case of an empty
7402 (_cpp_compare_file_date): Don't choose the search chain here.
7403 * cpplib.c (do_include_next): Move the in-main-file diagnostic
7404 here from _cpp_execute_include. Behave like #include if
7405 we're in the main file.
7407 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7409 * system.h (malloc, realloc, calloc, strdup): Only poison these
7410 tokens when IN_GCC is defined.
7412 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
7414 * i386.md (abs?f expander): Support SSE case.
7415 (abd?f_if): Add new "USE"; add splitters.
7417 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7419 * cpp.texi (poison): Explain the macro expansion exception.
7421 2001-03-13 Jakub Jelinek <jakub@redhat.com>
7423 * expr.c (store_expr): Add dont_store_target. If temp is already in
7424 target before copying to reg, don't store it into target again.
7426 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7428 * cppinternals.texi: Update for file handling.
7430 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7432 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
7433 2001-02-24 which broke building the Java library.
7434 * function.c (identify_blocks): Likewise.
7435 (all_blocks): Likewise.
7436 * integrate.c (integrate_decl_tree): Likewise.
7437 * print-tree.c (print_node): Likewise.
7438 * tree.h (BLOCK_NUMBER): Likewise.
7439 (struct tree_block): Likewise.
7441 2001-03-12 David Edelsohn <edelsohn@gnu.org>
7443 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
7444 __WCHAR_TYPE__ definition.
7445 (WCHAR_TYPE_SIZE): #undef before #define.
7447 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7449 * cppfiles.c: Update comments.
7450 (destroy_include_file_node): Rename destroy_node.
7451 (find_or_create_entry): New function.
7452 (open_file, _cpp_fake_include): Use it.
7453 (handle_missing_header): New function, broken out of
7454 _cpp_execute include. Don't segfault if there is no
7455 system or quoted path.
7456 (_cpp_execute_include): Use handle_missing_header.
7458 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7460 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
7461 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
7463 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7465 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
7466 unless anti_dependence says they are.
7467 * alias.c (objects_must_conflict): If neither has a type specified,
7470 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7471 David Billinghurst <David.Billinghurst@riotinto.com>
7473 * config/mips/iris5.h: Change WCHAR_TYPE to int.
7475 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
7477 * i386.md (trunctfdf2_2): Rename missnamed pattern.
7478 (*_one_bit): Remove type on the match_operand in attributes.
7480 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
7482 * i386.c: Commit forgotten hunk in previous patch.
7483 (regclass_map): Add extended registers.
7484 (dbx_register_map): Add missing frame register.
7486 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
7488 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
7490 * i386.md (x86_sahf_1): Disable for 64bit.
7491 (popsi*, pophi*): Likewise.
7492 (pushqi, pushhi): Likewise.
7493 (movdi, pushdi): Likewise.
7494 (zero extend DImode splitter): Likewise.
7495 (adddi, minusdi splitter): Likewise.
7496 (umulsidi): Likewise.
7498 (mulsidi): Disable for 64bit
7499 (lshift:DI/ashift:DI): Disable for 64bit.
7500 (loop patterns): Likewise.
7501 (call_pop, call_value_pop expanders and patterns): Likewise.
7502 (prologue_get_pc): Likewise.
7504 (fcmovDI pattern and splitter): Likewise.
7505 (movdfcc_1_rex64): New.
7507 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
7509 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
7510 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
7511 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
7512 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
7513 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
7514 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
7515 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
7516 (PUSH_ROUNDING): x86_64 rounds to 64bits.
7517 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
7518 (REGPARM_MAX): Set to 6 for x86_64.
7519 (SSE_REGPARM_MAX): Set to 16 for x86_64.
7520 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
7523 * (patterns that does use upper halves): Update constraints
7524 'q' to 'Q' and 'r' to 'R'.
7525 (cmpqi_ext_1): Disable for 64bit.
7526 (cmpqi_ext_3_insn): Likewise.
7527 (movqi_extzv_1): Likewsie.
7528 (addqi_ext_1): Liekwsie
7529 (testqi_ext_1): Liekwsie
7530 (andqi_ext_1): Liekwsie
7531 (xorqi_ext_1): Liekwsie
7532 (cmpqi_ext_1_rex64): New.
7533 (cmpqi_ext_3_insn_rex64): Likewise.
7534 (movqi_extzv_1_rex64): Likewsie.
7535 (addqi_ext_1_rex64): Liekwsie
7536 (testqi_ext_1_rex64): Liekwsie
7537 (andqi_ext_1_rex64): Liekwsie
7538 (xorqi_ext_1_rex64): Liekwsie
7540 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7542 * configure.in: Move check for unsigned enumerated bitfields
7543 to macro in aclocal.m4. Disable it for now.
7544 * configure, config.in: Regenerate.
7545 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
7546 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
7547 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
7548 kind above its first use.
7550 * config/xm-interix.h, config/alpha/xm-alpha.h,
7551 config/i370/xm-linux.h, config/i386/xm-beos.h,
7552 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
7553 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7554 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
7555 Don't define ONLY_INT_FIELDS under any circumstances.
7557 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
7559 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7560 config/sparc/xm-sysv4.h: Delete - now identical with some
7562 * config.gcc (hppa targets): Replace xm-pahpux.h and
7563 xm-papro.h with implicit xm-pa.h.
7564 (sparc targets): Replace xm-sysv4.h with implicit or explicit
7567 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
7569 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
7570 before reload_cse_noop_set_p.
7572 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7574 * config.gcc: Where xm-host.h used to include another
7575 xm-host.h, list the nested header directly in xm_file. Remove
7576 references to deleted files. Can now use sparc/xm-sp64.h for
7579 * config/xm-linux.h, config/arm/xm-linux.h,
7580 config/i386/xm-dos.h, config/i386/xm-gnu.h,
7581 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
7582 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
7583 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
7584 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
7587 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
7588 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
7589 bother to wrap #undef in #ifdef.
7590 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
7591 Don't include xm-linux.h.
7592 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
7594 * configure.in: Wrap regexps using [] in changequote block.
7595 Use expr : not echo | grep. Simplify regexps.
7596 * configure: Regenerate.
7598 56 xm-files remain, 22 xm-arch.
7600 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7602 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
7603 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7604 (local_index, local_rindex): Delete, use strchr/strrchr instead.
7605 (copy_object): Fix format specifier vs argument mismatch.
7607 * mips-tdump.c: Make local functions static.
7608 (rindex): Don't #undef.
7609 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7610 (fatal, fancy_abort): Delete.
7611 (read_seek): Avoid signed/unsigned compare.
7613 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7615 * combine.c (try_combine): Fix error in change to try original
7617 (gen_rtx_combine): Do same as gen_rtx for now.
7619 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7621 * configure.in: AC_SUBST xm_defines.
7622 * configure: Regenerate.
7623 * Makefile.in: Set DEFINES=$(xm_defines) when building
7626 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7628 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
7629 (cpp_included, find_include_file): Update.
7630 (_cpp_compare_file_date): Make else unconditional.
7632 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
7634 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
7636 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7638 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
7639 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
7641 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
7643 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
7644 if it's a record type.
7646 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
7648 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
7649 mingw includes slightly.
7651 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7653 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
7654 #undef token before poisoning it.
7656 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7658 * alpha.c (check_float_value): Use memcpy, not bcopy.
7660 * m32r.c (m32r_sched_reorder): Likewise.
7662 * vax.c (check_float_value): Likewise.
7664 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7666 * toplev.c (file_name_nondirectory): Remove.
7667 * toplev.h: Similarly.
7668 * dwarf2out.c (compute_section_prefix): Use lbasename instead
7669 of file_name_nondirectory.
7671 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7673 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
7674 * mips-tfile.c: Don't #undef rindex; not used.
7676 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
7678 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
7679 (dbx64_register_map): Declare.
7680 (RETURN_ADDR_RTX): Fix for 64bit.
7681 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
7682 (INCOMING_FRAME_SP_OFFSET): Set to 8.
7683 * i386.c (dbx64_register_map): New global array.
7684 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
7685 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
7688 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7690 * cppfiles.c (search_from): Use lbasename.
7691 * mkdeps.c (deps_add_default_target): Use lbasename.
7693 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7695 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
7696 xcalloc in lieu of malloc, realloc & calloc.
7698 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
7700 * gengenrtl.c (xmalloc): Likewise.
7702 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
7703 really_call_* memory allocation routines.
7705 * stmt.c (check_for_full_enumeration_handling): Use
7706 really_call_calloc, not calloc.
7708 * system.h (really_call_malloc, really_call_calloc,
7709 really_call_realloc): Define.
7710 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
7712 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
7714 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
7716 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
7718 * configure: Rebuilt.
7719 * configure.in: Only use `lang_requires' for languages athat are
7722 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
7724 * invoke.texi: Fix typo.
7725 * gcc.1: Regenerate.
7727 2001-03-09 Zack Weinberg <zackw@stanford.edu>
7729 * configure.in: Prune nonexistent files from build_xm_file,
7730 xm_file, and host_xm_file lists. Warn unless they're
7732 Don't generate *config.h here.
7733 AC_SUBST all variables needed to generate *config.h.
7734 * configure: Regenerate.
7735 * mkconfig.sh: New helper script, from code removed from
7737 * Makefile.in: Zap all MALLOC variables - no longer used
7738 anywhere, and malloc.c doesn't exist.
7739 Substitute in variables needed to generate *config.h.
7740 Stop lying about the dependencies contained in CONFIG_H and
7742 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
7743 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
7744 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
7745 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
7746 $(TM_P_H), etc. as appropriate.
7748 * config.gcc: Zap references to deleted files.
7749 * ggc-none.c: Don't include rtl.h or tm_p.h.
7751 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
7752 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
7753 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
7754 config/i386/xm-linux.h, config/i386/xm-linux.h,
7755 config/i386/xm-next.h, config/i386/xm-openbsd.h,
7756 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
7757 Don't include i386/xm-i386.h.
7759 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
7760 config/i386/xm-i386.h, config/i860/xm-i860.h,
7761 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
7762 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7763 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
7764 Delete (empty except comments, #includes of other deleted
7765 files, and macros used nowhere).
7767 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
7769 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
7770 independent on TARGET_FLAGS.
7772 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
7774 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
7776 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
7778 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
7780 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
7781 LAST_REX_SSE_REG): define.
7782 (enum reg_class): Add 'LEGACY_REGS'
7783 (REG_CLASS_CONTENTS): Likewise; add extended registers.
7784 (SSE_REGNO_P): Recognize extended registers.
7785 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
7786 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
7787 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
7788 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
7789 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
7790 REG_OK_FOR_STRREG_P): Remove.
7791 (HI_REGISTER_NAMES): Add extended registers.
7792 (ADDITIONAL_REGISTER_NAMES): Likewise.
7793 (QI_REGISTER_NAMES): Add 8bit extended registers.
7794 (DEBUG_REG): Support extended registers.
7795 * i386.c (regclass_map): Add extended registers.
7796 (dbx_register-map): Likewise.
7797 (svr4_dbx_register_map): Likewise.
7798 (print_reg): Support extended registers.
7799 (print_operand): Support 64bit operands.
7801 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
7803 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
7804 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
7805 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
7806 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
7807 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
7808 STACK_BOUNDARY): Set properly for 64bits.
7809 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
7810 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
7811 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
7812 (MOVE_MAX): Set to 16.
7813 (MOVE_MAX_PIECES): 8 for 64bit.
7814 (Pmode): Set to SImode.
7816 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
7818 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
7820 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
7822 * i386.h (mask_64bit): New constant.
7823 (target_64bit): New macro.
7824 (target_options): Add '64'/'32'
7825 (target_default): Define.
7826 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
7827 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
7828 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
7830 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
7832 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
7834 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
7836 * rtlanal.c (rtx_varies_p): Check operand 0 of a
7837 LO_SUM unless for_alias is set.
7839 2001-03-08 Stan Shebs <shebs@apple.com>
7841 * objc/objc-act.c: Fix old typos in comments, add comments for
7843 (hash_init): Fix file name in error message.
7844 (hash_enter): Ditto.
7845 (hash_add_attr): Ditto.
7846 (continue_class): Ditto.
7848 2001-03-08 Bruce Korb <bkorb@gnu.org>
7850 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
7851 wait4() can receive the signal.
7853 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7855 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
7857 * fixinc/fixincl.x: Regenerate.
7859 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7861 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
7863 * fixinc/fixincl.x: Regenerate.
7865 2001-03-08 Richard Henderson <rth@redhat.com>
7867 * configure.in (HAVE_AS_LEB128): New assembler check.
7868 * configure, config.in: Rebuilt.
7870 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
7872 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
7875 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7877 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
7878 references to the MAXPATHLEN macro.
7880 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
7881 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
7884 * config/i386/xm-gnu.h, config/xm-gnu.h,
7885 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
7886 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
7887 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
7888 and/or unused files.
7890 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
7891 doing so in various xm-*.h files.
7893 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7895 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
7897 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
7899 * configure.in (enable_shared): Support per-package shared-library
7901 * configure: Rebuilt.
7903 2001-03-07 David Edelsohn <edelsohn@gnu.org>
7905 * rs6000.md (cr logic): Add original POWER mnemonic alternative
7906 for crnot. Set operands[5] in splitter.
7908 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7910 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
7911 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
7912 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
7913 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
7914 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
7915 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
7916 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
7919 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
7920 config/i370/xm-i370.h, config/i386/xm-dgux.h,
7921 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
7922 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
7923 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
7924 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
7925 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
7926 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
7927 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
7928 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
7929 Delete unused and/or empty files.
7931 * config.gcc: Define USG in xm_defines as appropriate. Define
7932 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
7933 macro. Remove deleted xm-* files from $xm_files variable.
7935 2001-03-07 Tom Tromey <tromey@redhat.com>
7937 * configure: Rebuilt.
7938 * configure.in: Allow config-lang.in to set `lang_requires' to list
7939 of other required languages.
7941 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
7943 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
7945 (output_prologue): Use xmalloc not oballoc.
7946 (output_epilog): Free a29k_first_epilogue_insn when finished.
7947 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
7949 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
7951 * builtins.c (expand_builtin_mathfn): Check
7952 flag_unsafe_math_optimizations, not flag_fast_math.
7953 (expand_builtin): Likewise
7954 * combine.c (combine_simplify_rtx): Likewise.
7955 (simplify_if_then_else): Likewise.
7956 * cse.c (fold_rtx): Likewise.
7957 * flags.h: Remove flag_fast_math. Add
7958 flag_unsafe_math_optimizations and flag_trapping_math.
7959 * fold-const.c (negate_expr): Check
7960 flag_unsafe_math_optimizations, not flag_fast_math.
7961 (invert_truthvalue): Likewise.
7962 (fold): Likewise. Before associating operands, check that
7963 code == MULT_EXPR, not code != MULT_EXPR.
7964 * ifcvt.c (noce_try_minmax): Check
7965 flag_unsafe_math_optimizations, not flag_fast_math.
7966 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
7967 * invoke.texi: Document -funsafe-math-optimizations and
7968 -fno-trapping-math. Change documentation for -ffast-math.
7969 * jump.c (reversed_comparison_code_parts): Likewise.
7970 (rtx_equal_for_thread_p): Likewise.
7971 * optabs.c (emit_conditional_move): Likewise.
7972 * simplify-rtx.c (simplify_binary_operation): Likewise.
7973 (simplify_relational_operation): Likewise.
7974 (simplify_ternary_operation): Likewise.
7975 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
7976 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
7977 Add trapping-math and unsafe-math-optimizations entries to f_options.
7978 (set_fast_math_flags): New, sets flags for -ffast-math.
7979 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
7980 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
7981 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
7983 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
7984 (alpha_emit_conditional_move): Initialize local_fast_math to
7985 flag_unsafe_math_optimizations, not flat_fast_math.
7986 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
7987 instead of setting flag_fast_math to 1.
7988 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
7990 * config/i386/i386.c (override_options): Likewise
7991 * config/i386/i386.md: Likewise.
7992 * config/m68k/m68k.md: Likewise.
7993 * config/mips/mips.md: Likewise.
7994 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
7995 (rs6000_generate_compare): Likewise.
7997 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7999 * Makefile.in: Set RANLIB to @RANLIB@.
8002 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8004 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8005 * fixinc/fixincl.x: Regenerated.
8007 2001-03-07 Richard Henderson <rth@redhat.com>
8009 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8011 2001-03-07 Richard Henderson <rth@redhat.com>
8013 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8014 of block notes and exception handling notes.
8016 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8017 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8018 (compile_file): ... here.
8020 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8022 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8024 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8025 config.h now. Include libiberty.h to handle alloca.
8027 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8029 * c-parse.in (yylexname): New function, split out of _yylex.
8030 (objc_rid_sans_at): New table.
8031 (init_reswords): Initialize it.
8032 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8033 retrieving the next token and checking it for significance as
8034 an ObjC keyword or string constant.
8036 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8037 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8039 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8042 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8044 * config/m68k/m68k.c (const_uint32_operand): Accept any
8045 const_int on a 32-bit host.
8047 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8049 * objc/objc-act.c (init_objc): Set save_lang_status,
8050 restore_lang_status, and mark_lang_status.
8052 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8054 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8056 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8058 * cppinternals.texi: Update.
8060 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8062 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8063 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8064 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8065 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8066 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8067 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8068 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8069 config/i386/xm-i386.h, config/i860/xm-i860.h,
8070 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8071 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8072 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8073 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8074 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8075 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8076 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8077 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8078 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8079 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8080 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8081 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8082 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8083 match the defaults provided in hwint.h.
8085 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8086 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8088 * config.gcc (xm_file): Don't set to files which are deleted.
8090 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8091 guard this file against these macros being undefined.
8093 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8095 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8096 and DECL_DEFER_OUTPUT on the decl we create, before calling
8097 rest_of_decl_compilation.
8099 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8101 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8103 * configure, config.in: Regenerate.
8104 * config.gcc: Remove references to deleted files.
8106 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8107 genrecog.c, rtl.c: Do not use alloca anywhere.
8109 * Makefile.in, build-make, system.h, config/x-interix,
8110 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8111 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8112 config/arc/xm-arc.h, config/arm/xm-arm.h,
8113 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8114 config/h8300/xm-h8300.h, config/i370/x-oe,
8115 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8116 config/i386/x-ncr3000, config/i386/x-sco5,
8117 config/i386/xm-dgux.h, config/i860/x-sysv4,
8118 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8119 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8120 config/m68k/x-hp320g, config/m69k/x-mot3300,
8121 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8122 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8123 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8124 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8125 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8126 config/mips/x-iris, config/mips/x-iris3,
8127 config/mips/x-sni-svr4, config/mips/x-sysv,
8128 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8129 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8130 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8131 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8132 config/pa/xm-papro.h, config/romp/xm-romp.h,
8133 config/rs6000/x-aix31, config/rs6000/x-aix41,
8134 config/rs6000/x-beos, config/rs6000/x-lynx,
8135 config/rs6000/x-mach, config/rs6000/x-rs6000,
8136 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8137 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8138 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8139 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8140 config/vax/xm-vms.h: Eradicate all references to alloca and
8143 * config/xm-alloca.h, config/clipper/x-clix,
8144 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8145 config/i860/x-sysv3, config/m88k/x-sysv3,
8146 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8147 (contained only alloca related hacks).
8149 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8152 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8154 * invoke.texi: Document __FAST_MATH__.
8156 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8158 * crtstuff.c: Restore include of auto-host.h.
8160 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8162 Put main() in a separate file, so that the language
8163 front-end can use a different main().
8166 * toplev.c: (main): Rename as toplev_main.
8167 * toplev.h: Declare toplev_main.
8168 * Makefile.in (OBJS): add toplev.o.
8169 (BACKEND): remove toplev.o, add main.o.
8171 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8173 * cppfiles.c (search_from): Special case the empty string.
8175 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8177 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
8178 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
8179 strlen or strcpy; we already know the length.
8180 (_cpp_compare_file_date): Similarly.
8181 * cpphash.h (struct cpp_reader): Delete done_initialising.
8182 (CPP_PREV_BUFFER): Delete.
8183 * cppinit.c (cpp_start_read): Don't set done_initialising.
8184 * cpplex.c (parse_string): Guarantee null-termination.
8185 (_cpp_equiv_toklists): Remove.
8186 * cpplib.c (glue_header_name): Null-terminate.
8187 (do_line): Don't leak memory.
8188 * cpplib.h (BT_WEAK): Delete.
8189 * cppmain.c (cb_ident): Strings are now null-terminated.
8191 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
8193 * gcc.c (convert_filename): Append executable suffix
8194 if NO_AUTO_EXE_SUFFIX is not defined.
8195 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
8196 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
8198 2001-03-03 David O'Brien <obrien@FreeBSD.org>
8200 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8201 * c-parse.gperf, c-gperf.h: Delete.
8202 (c-gperf.h was accidently re-added to the CVS repo in the rev
8203 1.16 commit by tromey)
8205 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8207 * cpplex.c (_cpp_lex_token): Don't warn about directives in
8208 macro arguments when looking for the '('.
8209 * cppmacro.c (funlike_invocation_p): Set parsing_args to
8210 2 when really parsing arguments; 1 when looking for '('.
8211 Always restore the lexer position.
8213 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8215 * longlong.h (umul_ppmm): Don't use a multiline string.
8217 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8219 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
8220 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
8221 t_bool in declaration because pcc can't combine volatile with typedef
8224 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
8226 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
8227 until when it is really needed.
8228 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
8229 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
8230 * i386.md (float?i?f splitter): Don't force source operand to memory
8232 (sse_movdfcc): Fix constraint.
8233 (sse_movdfcc splitter): Handle properly the second alternative.
8235 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8237 * cpplex.c (parse_string): Unconditionally pedwarn.
8239 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8242 * cppexp.c (parse_number): Update.
8243 * cpplex.c (parse_string): Pedwarn if multiline string does not
8244 result from a system header's macro.
8245 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
8246 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
8247 for function-like macros too.
8248 * c-lex.c (lex_number): Update.
8250 2001-03-03 Richard Henderson <rth@redhat.com>
8252 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
8254 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
8256 * combine.c (try_combine): If split with mode-changed scratch
8257 register didn't work, try the original mode.
8259 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
8261 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
8262 * config/c4x/c4x.h: Likewise.
8263 * stor-layout.c (compute_record_mode): Likewise.
8264 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
8266 2001-03-02 Zack Weinberg <zackw@stanford.edu>
8268 * configure.in: Kill tm.h. Include the files in the $tm_file
8269 list in all three of config.h, hconfig.h, tconfig.h, after the
8270 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
8271 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
8272 * configure: Regenerate.
8273 * Makefile.in (clean): Don't delete tm.h.
8275 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8276 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8277 those are not defined, set SEC and FEC to 0 and 1.
8278 * gcc.texi: Update to match.
8280 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8281 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8282 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8283 Include tconfig.h, not tm.h.
8285 * config/xm-lynx.h, config/xm-std32.h,
8286 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8287 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8288 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8289 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8290 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8291 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8292 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8293 config/i386/xm-i386.h, config/i860/xm-i860.h,
8294 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8295 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
8296 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8297 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8298 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8299 config/pa/xm-linux.h, config/pa/xm-pa.h,
8300 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8301 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
8302 config/pj/xm-pj.h, config/romp/xm-romp.h,
8303 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8304 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8305 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8306 config/v850/xm-v850.h, config/vax/xm-vax.h,
8307 config/we32k/xm-we32k.h:
8309 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
8311 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
8312 config/i370/xm-oe.h: Don't include tm.h. Don't define
8314 * config/vax/xm-vms.h: Don't include tm.h.
8316 * config/xm-lynx.h, config/avr/xm-avr.h,
8317 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
8318 Delete; made empty by above changes.
8319 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8320 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
8321 Don't include config/xm-lynx.h or tm.h.
8323 * config/xm-gnu.h: Don't include fcntl.h.
8324 * config/sparc/xm-lynx.h: Don't include sys/types.h and
8326 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
8328 2001-03-02 Richard Henderson <rth@redhat.com>
8330 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
8331 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
8333 2001-03-02 Richard Henderson <rth@redhat.com>
8335 * Makefile.in (OBJS): Add dwarf2asm.o.
8336 * dwarf2asm.c, dwarf2asm.h: New files.
8337 * dwarf2out.c (*): Use them.
8338 (size_of_uleb128, size_of_sleb128): Remove.
8339 (output_uleb128, output_sleb128): Remove.
8340 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
8341 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
8342 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
8343 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
8344 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
8345 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
8346 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
8347 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
8348 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
8349 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8350 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
8351 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
8352 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
8353 (dwarf2out_frame_debug): Remove unused variables.
8354 (output_loc_operands): Don't abort on 8 byte constants if
8355 host integers are wide enough.
8356 (output_symbolic_ref): Remove.
8357 (size_of_die): Don't assume 4 byte host integers.
8358 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
8360 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
8361 something stupid with HOST_WIDE_INT to long truncation.
8362 [CONST_DOUBLE]: Likewise.
8364 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
8365 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8366 * config/arm/unknown-elf.h: Likewise.
8367 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
8368 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
8369 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
8370 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
8371 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
8372 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
8373 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
8374 (ASM_OUTPUT_DWARF_OFFSET): Remove.
8375 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
8376 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8377 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
8378 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
8380 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8382 * cselib.c (hash_rtx): Cast enums to unsigned int.
8384 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8386 * print-rtl.c (print_rtx): Cast enums to int for comparison.
8387 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
8389 * c-format.c (C_STD_VER): Cast to int for comparisons.
8390 (check_function_format): Cast various enums to int for &.
8391 (maybe_read_dollar_number): Likewise.
8392 (check_format_info): Likewise.
8393 (check_format_info_main): Likewise.
8394 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
8395 (safe_from_p): Likewise.
8396 * varasm.c (const_hash): Cast enum to int for %.
8397 * emit-rtl.c (init_emit_once): Use int loop variable to work around
8398 pcc enum problems with < and ++ operators.
8399 * regclass.c (init_reg_sets_1): Cast enums for comparison.
8400 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
8401 (regclass_init): Change enum class to int to iterate over reg_classes.
8402 * genrecog.c (merge_trees): Cast enums for comparison.
8403 * rtl.h (GET_CODE): Cast to enum rtx_code.
8404 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
8405 (GET_MODE): Cast to enum machine_mode.
8406 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
8407 (GET_NOTE_INSN_NAME): Cast enum to int.
8408 * tree.h (TREE_CODE): Cast to enum tree_code.
8409 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
8410 * timevar.c (timevar_print): Change loop variable id from enum to
8412 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
8413 * config/i386/i386.md: Use PUT_MODE for mode assignment.
8414 * toplev.c (compile_file): Cast enum DFI to int.
8415 (decode_d_option): Likewise.
8417 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
8419 * cppinit.c (append_include_chain): Mark "after" include file name list
8420 as a system directory.
8421 * cpp.texi: Document new behavior.
8423 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
8425 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
8427 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
8429 * cppfiles.c (struct include_file): Update.
8430 (stack_include_file): Use search_from.
8431 (cpp_included, find_include_file): Update.
8432 (cpp_execute_include): Update. ptr->name may not be
8433 null terminated. Use the new search_from member variable
8435 (_cpp_compare_file_date): Similarly.
8436 (search_from): New function, similiar to actual_directory.
8437 (actual_directory): Delete.
8438 (remap_filename): Update. loc->name may not be null terminated.
8439 (struct file_name_list): Rename search_path. Update.
8440 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
8441 search_from and dir.
8442 (struct cpp_reader): Remove actual_dirs.
8443 * cppinit.c (struct cpp_pending): Update for renamed objects.
8444 (append_include_chain, remove_dup_dir, remove_dup_dirs,
8445 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
8446 * cpplib.h (struct cpp_options): Similarly.
8448 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8450 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
8451 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
8452 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8453 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8454 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8455 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8456 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8457 config/i370/xm-linux.h, config/i370/xm-mvs.h,
8458 config/i370/xm-oe.h, config/i386/xm-aix.h,
8459 config/i386/xm-i386.h, config/i386/xm-osf.h,
8460 config/i860/xm-i860.h, config/i960/xm-i960.h,
8461 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8462 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
8463 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
8464 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
8465 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
8466 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8467 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8468 config/pj/xm-pj.h, config/romp/xm-romp.h,
8469 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8470 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8471 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8472 config/v850/xm-v850.h, config/vax/xm-vax.h,
8473 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
8474 Do not define TRUE or FALSE.
8476 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
8477 empty by above change.
8478 * config.gcc: Remove references to these files.
8480 * configure.in: Detect stdbool.h.
8481 * configure, config.in: Regenerate.
8482 * system.h: Include stddef.h here if available.
8483 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
8484 Then set up a sensible boolean type at the very end.
8486 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
8487 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
8489 * hash.h: Delete 'boolean' typedef and related #undefs.
8491 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
8492 all uses of 'boolean' with 'bool'.
8494 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
8496 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
8497 * cppexp.c (lex): Cast enums for comparison.
8498 * cppinit.c (parse_option): Cast enum for comparison.
8499 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
8500 (cpp_output_token): Likewise.
8501 (cpp_can_paste): Cast enums for comparsion and plus/minus.
8502 (cpp_avoid_paste): Cast enums for minus and comparison.
8504 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8506 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
8507 field to all array elements.
8509 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8511 * cpphash.h (struct cpp_reader): Add print_version field.
8512 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
8513 just set print_version and other flags as appropriate.
8514 (cpp_post_options): Print version here if print_version is set.
8516 * toplev.c (exit_after_options): New flag.
8517 (independent_decode_option): Don't exit here; just set
8519 (main): Exit after calling lang_hooks.post_options if
8520 exit_after_options is true.
8522 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
8523 (merge_include_chains): Adjust comment to match code.
8525 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8527 * stringpool.c (set_identifier): New function.
8528 * tree.h: Prototype it.
8530 * c-parse.in: Kill D_YES. If compiled for objc, call
8531 save_and_forget_protocol_qualifiers from init_reswords.
8532 * objc/objc-act.c (remember_protocol_qualifiers,
8533 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
8534 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
8536 (save_and_forget_protocol_qualifiers): New function.
8537 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
8539 2001-03-01 Diego Novillo <dnovillo@redhat.com>
8541 * c-semantics.c (prune_unused_decls): Return error_mark_node
8542 instead of (tree) 1 to stop traversing the tree chain.
8544 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8546 Fix a problem introduced by Kenner's Feb 18 change.
8547 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
8548 flag_cse_skip_blocks only temporarily, not for ever.
8550 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
8552 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
8553 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
8555 * pa.c (emit_move_sequence): Verify operand0 is a hard register
8556 before determining its register class.
8558 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8560 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
8561 from reg 4 if current_function_calls_setjmp.
8562 (gen_nop_type): New function.
8563 (ia64_emit_nops): New function.
8564 (ia64_reorg): Call it.
8565 (ia64_sched_reorder): Move code that rotates bundles up a bit.
8567 * reload1.c (eliminate_regs_in_insn): Restrict the special case
8568 code not to try to optimize adds with anything but a REG destination.
8570 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
8571 (INSN_PRIORITY_KNOWN): New accessor macro.
8572 * haifa-sched.c (priority): Use it instead of testing priority against
8575 2001-02-28 DJ Delorie <dj@redhat.com>
8577 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
8578 since that doesn't work the way gcc wants on a generic m68k.
8580 2001-02-28 Richard Henderson <rth@redhat.com>
8582 * caller-save.c (save_call_clobbered_regs): Fix typo in
8583 comparison last change.
8585 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
8587 * i386.c (pentium4_cost): New.
8588 (m_PENT4): New macro.
8589 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
8590 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
8591 x86_integer_DFmode_moves, x86_partial_reg_dependency,
8592 x86_memory_mismatch_stall): Add Pentium4
8593 (x86_use_q_reg, x86_use_any_reg): Kill.
8594 (override_options): Add pentium4.
8595 (incdec_operand): Return 0 for pentium4.
8596 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
8597 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
8598 (TARGET_PENTIUM4): Define.
8599 (enum processor_type): Add PROCESSOR_PENTIUM4.
8600 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
8601 * i386.md (attribute "cpu"): Add pentium4.
8602 * invoke.texi (march): Add pentium4.
8604 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
8606 * i386.md (sse_mov?fcc*): New patterns and splitters.
8607 * i386.c (ix86_expand_movcc): Work post-reload; recognize
8608 the SSE based conditional moves.
8610 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
8612 * i386.md (attribute mode): Add "TI".
8613 (movsf_1): Add pxor support; remove constant propagation splitter.
8614 (movdf_integer): Likewise.
8615 (movdf_nointeger): Likewise.
8616 (movxf constant prop splitter): Handle all modes; update for SSE.
8617 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
8618 * i386.c (standard_80387_constant_p): Rewrite.
8619 (standard_sse_constant_p): New.
8620 * i386-protos.h (standard_sse_constant_p): New.
8622 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
8624 * i386.md (sse_setccsf, sse_setccdf): New.
8625 (sse_cmp* patterns): Use '%D' instead of outputtting condition
8627 * i386.c (sse_comparison_operator): Accept the supported unordered
8628 comparses; be ready for fast_math.
8629 (print_operand): Support 'D'.
8631 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
8633 * jump.c (reversed_comparison_code): Kill.
8635 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
8637 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
8640 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
8642 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
8643 add missing '%' in constraints.
8645 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
8647 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
8648 for HOST_BITS_PER_WIDE_INT == 32 too.
8650 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
8652 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
8654 (insert_save, insert_restore): New parameter save_mode.
8655 (init_caller_save): Update initialization of reg_save_code
8656 and reg_restore_code.
8657 (save_call_clobbered_regs): Compute save_modes and update calls to
8658 reg_save_code and reg_restore_code.
8659 (insert_restore): Unsignetize numbers; use save_modes to choose mode
8660 of spill; update use of reg_restore_code.
8661 (insert_save): Likewise.
8662 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8663 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8664 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
8666 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8668 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
8669 noce_try_store_flag_inc, noce_try_store_flag_mask,
8670 noce_try_cmove_arith):
8671 Use reversed_comparison_code instead of reverse_comparison and
8672 can_reverse_comparison_p.
8674 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
8676 * jump.c (reversed_comparison_code_parts): Allow reversal of
8677 unordered compares in -ffast-math mode; reverse ordered compares
8678 for FP even w/o -ffast-math.
8680 2001-02-27 Richard Henderson <rth@redhat.com>
8682 * print-rtl.c (print_rtx) [i]: Don't print field five on
8683 NOTEs other than NOTE_INSN_DELETED_LABEL.
8685 2001-02-27 Zack Weinberg <zackw@stanford.edu>
8687 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
8688 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
8690 2001-02-27 Diego Novillo <dnovillo@redhat.com>
8692 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
8693 even if walk_subtrees is 0.
8694 * c-semantics.c (prune_unused_decls): Return a non-null value to
8695 stop traversing the tree chain.
8697 2001-02-27 DJ Delorie <dj@redhat.com>
8699 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
8700 register, *then* define it as the new CFA.
8702 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
8704 * pa.c (override_options): Promote -fpic to -fPIC.
8705 (legitimize_pic_address): Simplify due to removal of
8706 small PIC as a code generation option.
8707 (secondary_reload_class): Similarly.
8708 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
8709 (PRINT_OPERAND_ADDRESS): Similarly.
8710 * pa.md (various patterns): Similarly.
8711 (small pic lo_sum pattern): Remove.
8713 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
8716 * md.texi (min, max): Document
8718 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
8720 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
8721 TARGET_PARTIAL_REG_DEPENDENCY.
8722 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
8724 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
8726 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
8728 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
8730 * mips.c (mips_make_temp_file): Fix thinko in last change.
8732 2001-02-26 Jason Eckhardt <jle@redhat.com>
8734 * combine.c (known_cond): Do not reverse the condition when
8735 SMAX/UMAX is being considered and the condition is for equality
8738 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
8740 2001-02-26 Philip Blundell <philb@gnu.org>
8742 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
8744 * config/arm/linux-elf.h: Remove historical relics related to
8745 above configurations.
8746 * config/arm/linux-oldld.h: Delete.
8747 * config/arm/linux-elf26.h: Delete.
8749 2001-02-26 Jason Merrill <jason@redhat.com>
8751 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
8753 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
8754 recognize a tentative definition. Lose obsolete code.
8756 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
8757 variables unless necessary, either.
8759 2001-02-25 Richard Henderson <rth@redhat.com>
8761 * ifcvt.c (struct noce_if_info): Add test_bb.
8762 (noce_get_alt_condition): New.
8763 (noce_try_minmax, noce_try_abs): New.
8764 (noce_operand_ok): New.
8765 (noce_process_if_block): Use them.
8766 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
8768 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
8770 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
8773 2001-02-25 Zack Weinberg <zackw@stanford.edu>
8775 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
8776 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
8778 (mips_asm_file_end): Free temp_filename here.
8780 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8782 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
8783 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
8785 * config/i386/i386.md (movstrsi): Handle FAIL case.
8787 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
8789 * cppinit.c (builtin_array): Update.
8790 (init_builtins): Flag builtins to warn if redefined or
8791 undefined. Define __GXX_WEAK as a normal macro.
8792 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
8793 * cpplib.h (NODE_WARN): New flag.
8794 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
8795 Handle __STDC__ as a builtin only on Solaris.
8796 (warn_of_redefinition): Renamed from check_macro_definition.
8797 Reverse sense of test. Always warn if NODE_WARN.
8798 (_cpp_create_definition): Use warn_of_redefinition. Flag
8799 any macro beginning with "__STDC_" to require a mandatory
8800 warning if redefined or undefined.
8802 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8804 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
8805 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
8806 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
8807 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
8808 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
8809 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
8810 Don't define any of:
8811 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
8812 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
8813 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
8814 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
8815 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
8817 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
8818 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
8821 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
8822 Delete now-empty file.
8824 * alpha/vms.h: Define NEED_ATEXIT here...
8825 * alpha/xm-vms.h: ...not here.
8827 * i386/cygwin.h: Don't define PARAMS.
8828 * mips/mips.c: Don't prototype mktemp. Don't define
8829 P_tmpdir. Use make_temp_file to create temporary files.
8830 Don't be clever and delete temporary files early.
8831 * config.gcc: Drop references to deleted files. Don't define
8833 * gcc.texi: Don't mention USE_PROTOTYPES.
8835 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8837 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
8838 (ix86_set_move_mem_attrs_1): Likewise.
8839 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
8840 * config/i386/i386.md (movstrsi): Call it.
8842 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8844 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
8845 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
8846 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
8847 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
8849 (i750a-*-*): Error here if hosting on i750a.
8850 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
8852 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
8853 Remove (empty modulo comments).
8855 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
8856 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
8857 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
8858 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
8859 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
8860 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
8862 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
8863 Remove reference to winnt.h in comment.
8864 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
8866 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8868 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
8869 used to set another biv.
8871 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8873 * tree.h (BLOCK_DEAD): New macro.
8874 (struct tree_block): New flag, dead_flag.
8875 * print-tree.c (print_node, case 'b'): Print missing fields.
8876 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
8877 * function.c (identify_blocks): Enable test for misplaced notes.
8878 (all_blocks): Skip BLOCK_DEAD blocks.
8879 * integrate.c (integrate_decl_tree): Likewise.
8881 * errors.c (internal_error, trim_filename): New functions.
8882 (fancy_abort): Call internal_error.
8883 * errors.h (internal_error, trim_filename): New declarations.
8885 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
8887 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
8889 (EXTRA_CONSTRAINT): Formatting changes.
8891 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8893 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
8895 2001-02-23 Per Bothner <per@bothner.com>
8897 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
8898 so they can be called from java/jvspec.c.
8899 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
8901 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
8903 * i386.c (ix86_frame): New structure.
8904 (ix86_compute_frame_size): Kill.
8905 (ix86_compute_frame_layout): New.
8906 (ix86_save_reg): New.
8907 (ix86_can_use_return_insn_p): Use frame layout stuff.
8908 (ix86_expand_prologue): Likewise.
8909 (ix86_expand_epilogue): Likewise.
8910 (ix86_initial_elimination_offset): Likewise.
8911 (ix86_nsaved_regs): Use ix86_save_reg.
8912 (ix86_emit_save_regs): Likewise.
8914 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
8916 * flow.c (find_sub_basic_blocks): New function.
8917 (split_block): Be ready for basic block introduced by CODE_LABEL.
8918 (commit_one_edge_insertion): Call find_sub_basic_block.
8920 * flow.c (make_edges): Add edge from entry for blocks starting with
8921 label having ALTERNATE_NAME
8923 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
8925 * function.c (epilogue_done): Be ready for first basic block not
8926 containing PROLOGUE_END note.
8927 (reposition_prologue_and_epilogue_notes): Avoid placing
8928 PROLOGUE_END note between BASIC_BLOCK.
8930 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
8932 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
8934 2001-02-21 DJ Delorie <dj@redhat.com>
8936 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
8937 check for current_function_has_nonlocal_goto from 1999-11-12.
8939 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8941 * diagnostic.c (trim_filename): No longer static.
8942 * toplev.h (trim_filename): Declare.
8943 * rtl.c (rtl_check_failed_bounds): Call internal_error.
8944 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
8945 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
8946 (rtvec_check_failed_bounds): Likewise.
8947 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
8949 * convert.c (convert_to_integer): Don't do unsigned unless result or
8950 both inputs are unsigned.
8952 * fold-const.c (fold_convert): Don't call size_int_type_wide if
8955 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
8957 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
8959 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
8961 * Makefile.in (resource.o): Add params.h dependence.
8962 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
8963 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
8964 * resource.c: Add dependence on params.h.
8965 (current_live_regs): Fix explanatory comment.
8966 (find_basic_block): Add new parameter to permit limiting search
8968 (mark_target_live_regs): Add new argument to find_basic_block call.
8969 (incr_ticks_for_insn): Likewise.
8971 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8973 * diagnostic.c (output_to_stream): Rename to
8974 output_buffer_to_stream. Loses the stream parameter.
8975 (init_output_buffer): Set diagnosic_buffer's stream.
8976 (flush_diagnostic_buffer): Adjust.
8977 (default_print_error_function): Likewise.
8978 (finish_diagnostic): Likewise.
8979 (verbatim): Likewise.
8981 * diagnostic.h (struct output_buffer): Add `stream' field.
8982 (output_buffer_attached_stream): New macro.
8984 2001-02-23 Jakub Jelinek <jakub@redhat.com>
8986 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
8987 check if either operand is divisible by C.
8988 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
8989 If type is signed, consider negative numbers as well.
8991 2001-02-22 Richard Henderson <rth@redhat.com>
8993 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
8994 reach .text instead of gp-relative relocs.
8995 * config/ia64/crtend.asm (.init): Likewise.
8997 2001-02-22 Andreas Jaeger <aj@suse.de>
8999 * extend.texi (C++ Attributes): Fix typo.
9001 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9003 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9004 functions, drop current_function_args_info.words test.
9005 (ia64_compute_frame_size): Mark syscall_linkage functions as
9006 using eight input registers.
9008 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9009 Bruce Korb <bkorb@gnu.org>
9011 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9012 * fixinc/README: Document how to convert sed substitutions
9013 to format style c_fix-es.
9014 * fixinc/fixincl.x: regen
9016 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9018 * gcc.c: Add comment explaining how to add a command-line option.
9019 Add title to specs language comment.
9021 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9023 * gcc.c (cc1_options): Add "-param".
9024 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9025 (option_map): Likewise.
9026 * toplev.c (display_help): Add entry for "--param".
9027 (independent_decode_option): Fix typographical error.
9029 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9030 Bernd Schmidt <bernds@redhat.com>
9031 Jan Hubicka <jh@suse.cz>
9033 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9034 (function_arg): Likewise.
9036 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9038 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9040 2001-02-21 Kazu Hirata <kazu@hxi.com>
9042 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9046 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9048 * flow.c (init_propagate_block_info): Canon address and use single_set
9049 for killing dead memory stores.
9051 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9053 * Makefile.in (reorg.o): Add params.h dependence.
9054 * params.def: Fix typographical error in comment.
9055 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9056 * params.h: Modify introductory comment.
9057 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9058 * reorg.c: Add dependence on params.h.
9059 (redundant_insn): Add parameterized throttle for search.
9060 (fill_simple_delay_slots): Add a comment explaining a variable.
9061 Move conditional out of loop, simplifying code.
9062 (fill_eager_delay_slots): Fix typographical error in comment.
9064 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9066 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9068 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9069 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9071 2001-02-21 Jason Merrill <jason@redhat.com>
9073 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9074 (struct tree_decl): Add uninlinable bitfield.
9075 * c-decl.c (duplicate_decls): Set it.
9076 * integrate.c (function_cannot_inline_p): Check it.
9078 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9079 DW_AT_MIPS_linkage_name to abstract methods.
9080 (dwarf2out_abstract_function): Emit class context before calling
9081 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9082 (gen_subprogram_die): Remove obsolete code.
9083 (gen_member_die): Don't include clones in the member list.
9084 (gen_decl_die): Emit abstract info for clone origin.
9085 * dwarfout.c (output_type): Don't include clones in the member list.
9086 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9087 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9088 DECL_ABSTRACT on a function that already has it set.
9090 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9091 (get_subprogram_die): Pass it in.
9093 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9095 * flow.c (mark_set_1): Make not_dead unsigned long. For
9096 non-pseudos, use it as a bitmask of the hard regs that
9099 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9101 * cppfiles.c: Update comments.
9102 (_cpp_read_file): Don't check for NULL filenames any more.
9103 * cppinit.c (cpp_start_read): Don't do canonicalization of
9104 in_fname and out_fname. Use the passed file name exclusively.
9105 (_cpp_handle_options): Don't treat "-" as a command line option,
9106 but as a normal filename.
9107 (_cpp_post_options): Canonicalize in_fname and out_fname.
9108 * cppmain.c (printer_init): Don't check out_fname for NULL.
9109 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9110 (init_c_lex): Update, and use "" to represent stdin to CPP.
9113 2001-02-20 Will Cohen <wcohen@redhat.com>
9115 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9116 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9117 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9120 2001-02-20 Stan Shebs <shebs@apple.com>
9122 * config/rs6000/rs6000.c (output_cbranch): Output branches
9123 on separate lines instead of using ';' to separate.
9125 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9127 * cppinit.c (set_lang): Move builtin handling to...
9128 (init_builtins): ...here.
9129 (_cpp_create_reader): Move call to set_lang.
9131 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9133 * stmt.c (expand_return): If an attempt is made to return the
9134 error_mar_node, treat the return like a return without a value.
9136 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9138 * sibcall.c (skip_copy_to_return_value): Call
9139 identify_call_return_value here, and return orig_insn if it
9140 returns zero. Hardret and softret arguments now unnecessary.
9141 (call_ends_block_p): Don't call identify_call_return_value here.
9143 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9145 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9146 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9148 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9150 * pa.c (move_operand): Accept code to load the address of a
9151 symbol out of the DLT as a valid move operand.
9152 (print_operand, case 'A'): New to handle generating a DLT
9153 reference for a LO_SUM expression.
9154 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9155 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9157 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9159 * README, cpp.texi, gcc.texi, version.c: Update version number to
9161 * cpp.1, gcov.1, gcc.1: Regenerate.
9163 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9165 * cppfiles.c (stack_include_file): Generate dependencies
9166 here, and manage include_count here too.
9167 (PRINT_THIS_DEP): Delete.
9168 (_cpp_execute_include): Do not generate dependencies here,
9169 apart from the case of a missing header. Do not manage
9171 (_cpp_read_file): Leave dependency generation to
9174 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
9176 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
9177 target_cpu_default. Remove dead assignment to
9180 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
9182 * regclass.c (contains_reg_of_mode): Make global.
9183 (init_reg_sets): Remove contains_reg_of_mode; take into account
9184 CLASS_MAX_NREGS when looking for the proper mode.
9185 (dump_regclass): Dump only classes considered for the pseudo.
9186 (regclass): Use contains_reg_of_mode.
9188 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
9190 * gcc.c (do_spec_1): 'n' for printing notices.
9191 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
9193 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
9195 * reg-stack.c (next_flags_user): Use current_block->end
9196 (swap_rtx_condition): Look for next user if flags don't die;
9197 give up on CALL_INSNs; use current_block->end.
9199 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9201 * sibcall.c (call_ends_block_p): New function.
9202 (optimize_sibling_and_tail_recursive_call): Use it.
9204 2001-02-18 Kazu Hirata <kazu@hxi.com>
9206 * config/h8300/h8300.md: Update copyright.
9207 (andsi3): Do not output an extra newline character.
9209 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9211 * toplev.c (note_deferral_of_defined_inlined_function): Argument
9212 FNDECL may be unused.
9214 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
9215 follow jumps after first run.
9216 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
9217 it doesn't change any jumps.
9219 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
9221 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
9222 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
9223 (mostlyclean): Corresponding changes.
9224 * rtlanal.c (hard-reg-set.h): Include.
9225 (rtx_unstable_p): Do not treat the argument pointer specially
9226 if it is not a fixed register.
9227 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
9229 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9231 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9232 against last real insn in basic block.
9233 Rework to avoid gotos.
9235 * Makefile.in (gcse.o): Now includes ggc.h.
9236 * gcse.c: Include ggc.h.
9237 (want_to_gcse_p): Verify expression can be in SET as valid insn.
9238 (try_replace_reg): Remove warning of uninitialize variable.
9239 (process_insert_insn): Call invalid_insn_p to validate insn.
9240 * recog.c (insn_invalid_p): Now global.
9241 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
9242 * recog.h (insn_invalid_p): New declaration.
9244 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
9246 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
9247 assignments from FP constants since 'Y' output code can't handle it.
9248 (eligible_for_sibcall_delay): Likewise.
9250 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
9251 Call fancy_abort directly, passing args.
9252 (print_rtl_and_abort): Now a macro, like fancy_abort.
9254 * final.c (output_operand_lossage): Use internal_error, not error.
9256 2001-02-18 Shane Nay <shane@agendacomputing.com>
9258 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
9259 structure shift insns.
9261 2001-02-18 Mark Mitchell <mark@codesourcery.com>
9263 * invoke.texi (-fsquangle): Remove documentation.
9264 (-fname-mangling-version): Likewise.
9266 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
9268 * optabs.c (expand_abs): Remove reference to
9269 HAVE_contitional_arithmetic.
9270 * combine.c (simplify_set): Likewise.
9272 2001-02-18 Richard Henderson <rth@redhat.com>
9274 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9277 2001-02-18 Richard Henderson <rth@redhat.com>
9279 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9281 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9283 * reload1.c (reload_cse_simplify_set): Fix typo.
9285 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9287 * diagnostic.c (_fatal_insn): Decrement errorcount.
9289 * invoke.texi (-I): Add note avoiding use for system header files.
9291 * rtl.h (add_clobbers): Remove duplicate declaration.
9292 * recog.h (added_clobbers_hard_reg_p): New declaration.
9293 * genemit.c (struct clobber_pat): New field has_hard_reg.
9294 (gen_insn): Record if added clobbers clobber hard reg.
9295 (gen_split): Avoid unused warning if number of operands is 0.
9296 (output_added_clobbers_hard_reg_p): New function.
9299 2001-02-18 Alan Modra <alan@linuxcare.com.au>
9301 * pa.c (hppa_expand_prologue): Simplify code storing return
9302 pointer. For large (>=8k) frames with a post_store, adjust stack
9303 pointer by 8k-64 first rather than by 64. When testing with
9304 VAL_14_BITS_P, always use the actual value rather than the value
9305 negated. Add blockage to prevent scheduling of spills before
9306 stack frame has been created.
9307 (hppa_expand_epilogue): Simplify code loading return pointer.
9308 Allow a slightly larger range for merge_sp_adjust_with_load case.
9309 When testing with VAL_14_BITS_P, always use the actual value.
9311 * pa.c (pa_adjust_insn_length): Check that block move
9312 pattern is a set before looking at operands.
9314 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9316 * fold-const.c (fold_binary_op_with_conditional_arg): New
9317 function, split out from ...
9319 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
9320 conditional arms that throw exceptions.
9322 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
9325 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9327 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
9328 define HAVE_DECL_* to 1 to mask potential backup declarations.
9329 * configure: Regenerated.
9331 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9333 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
9335 2001-02-17 Richard Henderson <rth@redhat.com>
9337 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
9338 when replacing a memory load with a register.
9340 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9341 Jan Hubicka <jh@suse.cz>
9343 * recog.c (validate_replace_src_1): New.
9344 (validate_replace_src_data): Likewise.
9345 (validate_replace_src): Use note_uses.
9346 * rtl.h (note_uses): Declare.
9347 * rtlanal.c (note_uses): New.
9349 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
9351 * reg-stack.c (stack_def): Make field reg unsigned.
9352 (remove_regno_note): Unsignetize parameter.
9354 2001-02-16 Jes Sorensen <jes@linuxcare.com>
9356 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
9357 shladd_operand() call.
9359 2001-02-16 Bruce Korb <bkorb@gnu.org>
9360 Rodney Brown <RodneyBrown@mynd.com>
9362 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
9363 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
9364 machine restrictions
9365 * fixinc/fixincl.x: regen
9367 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9369 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
9371 (hash_scan_insn): Clean up calls to hash_scan_set.
9372 (compute_kill_rd): REGNO now unsigned.
9373 (try_replace_reg): Rework to use simplify_replace_rtx.
9374 (cprop_jump, cprop_cc0_jump): Likewise.
9375 (cprop_insn): Call find_reg_equal_equiv_note.
9376 Reflect changes to cprop_jump and cprop_cc0_jump.
9378 * recog.c (validate_replace_src): Replace in operands of
9379 ZERO_EXTRACT in SET_DEST.
9381 * cse.c (new_label_ref): New variable.
9382 (insert): Set it instead of recorded_label_ref.
9383 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
9384 CODE_LABEL for this function, and not already in REG_LABEL note.
9386 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
9388 * resource.c (mark_referenced_resources): Fix typo in introductory
9390 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
9393 2001-02-16 Jason Merrill <jason@redhat.com>
9395 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
9397 (gen_subprogram_die): Don't abort on seeing a second definition if
9398 the previous one was abstract. Don't replace an abstract instance
9399 in the lookup table.
9401 * dwarf2out.c (dwarf2out_abstract_function): Rename from
9402 gen_abstract_function.
9403 * dwarf2out.h: Declare it.
9404 * toplev.c (note_outlining_of_inline_function): New fn.
9405 * toplev.h: Declare it.
9406 * integrate.c (output_inline_function): Call it.
9407 * c-decl.c (duplicate_decls): Call it when redefining an extern
9408 inline. Don't inline the new defn.
9410 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
9412 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9414 * .gdbinit: Rename to gdbinit.in.
9415 * gdbinit.in: New file,
9416 * configure.in: Generate .gdbinit from gdbinit.in.
9417 * configure: Regenerated.
9418 * Makefile.in (distclean): Always remove .gdbinit.
9420 2001-02-16 Jakub Jelinek <jakub@redhat.com>
9422 * objc/objc-act.c (start_class): Register implemented_classes with
9425 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
9427 * cppfiles.c (_cpp_make_system_header): Generate a file
9430 2001-02-15 Jim Meyering <meyering@lucent.com>
9432 * Makefile.in (install-common): Don't depend on installdirs here.
9433 Instead, make each of the lang.install-common targets (e.g.,
9434 c++.install-common in cp/Make-lang.in) depend on it.
9435 (install-driver): Depend on installdirs.
9437 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9439 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
9441 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
9444 2001-02-15 Mark Mitchell <mark@codesourcery.com>
9446 * invoke.texi (--param): Document.
9448 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
9450 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
9452 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
9454 * i386.md (extendsfdf2_2): Fix constraints.
9456 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
9458 * i386.md (fop_df_3 splitter): Fix operand number.
9460 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
9462 * invoke.texi (-mreg-alloc): Nuke.
9463 * i386.c (ix86_reg_alloc_order, regs_allocated,
9464 order_regs_for_local_alloc): Nuke.
9465 (override_options): Kill reg_alloc code.
9466 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
9467 (REG_ALLOC_ORDER): SSE goes before I387.
9468 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
9469 (ix86_reg_alloc_order): Likewise.
9470 * i386-protos.h (ix86_reg_alloc_order): Kill.
9472 2001-02-14 Richard Henderson <rth@redhat.com>
9474 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
9476 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
9478 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
9480 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
9482 * i386-protos.h (ix86_memory_move_cost): Move offline.
9483 * i386.c (ix86_register_move_cost): Compute properly cost of
9484 SSE, MMX and i387 instructions.
9485 (*_cost): Add costs of SSE/MMX moves.
9486 (ix86_memory_move_cost): Move offline from ....; Likewise.
9487 * i386.h (MEMORY_MOVE_COST): .... here;
9488 (struct processor costs): Add new fields to represent costs
9491 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
9493 * regclass.c (init_reg_sets_1): Reinstall the optimization of
9494 move_cost together with Matt Kraai's fix.
9496 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9498 * Makefile.in (OBJS): Add params.o.
9500 2001-02-14 Richard Henderson <rth@redhat.com>
9501 DJ Delorie <dj@redhat.com>
9503 * jump.c (jump_optimize_1): When we delete a conditional jump
9504 preceeding a non-conditional jump to effectively the same place,
9505 make sure that the combined jump skips any clobber insns between
9508 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9510 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
9512 2001-02-14 Mark Mitchell <mark@codesourcery.com>
9514 * Makefile.in (toplev.o): Depend on params.h.
9515 (intergate.o): Likewise.
9516 (params.o): New target.
9517 * flags.h (inline_max_insns): Remove.
9518 * integrate.c: Include params.h.
9519 Use MAX_INLINE_INSNS instead of inline_max_insns.
9520 * params.c: New file.
9521 * params.h: Likewise.
9522 * params.def: Likewise.
9523 * toplev.c: Include params.h.
9524 (lang_independent_params): New variable.
9525 (decode_f_option): Use the param machinery instead of setting
9527 (independent_decode_option): Handle "--param name=value".
9528 (main): Register language-independent parameters.
9530 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
9532 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
9534 2001-02-14 Richard Henderson <rth@redhat.com>
9536 * regclass.c (init_reg_sets_1): Revert last two changes.
9538 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9540 * stor-layout.c (is_pending_size, put_pending_size): New functions.
9541 (variable_size): Call put_pending_size.
9542 * tree.h (is_pending_size, put_pending_size): Add prototypes.
9543 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
9544 sizes list, put newly created SAVE_EXPR there as well.
9546 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9548 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
9549 (errata_find_address_regs): load_group has only 2 entries.
9550 (errata_emit_nops): Likewise. shladd is not problematic.
9551 Clear last_group if nop was emitted.
9552 (fixup_errata): load_group has only 2 entries.
9555 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
9557 * c-lex.c (lex_number): Only warn traditionally for U suffix
9558 outside system macros.
9559 * cppexp.c (parse_number): Similarly.
9560 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
9561 * cppmacro.c (struct cpp_macro): New member node.
9562 (parse_args): Only warn about missing rest args if not
9564 (funlike_invocation_p): Similarly for uninvoked funlike macros.
9565 (cpp_sys_objmacro_p): New.
9566 (_cpp_create_definition): Store the node with the macro defn.
9567 Remember if the macro is defined in a system header.
9569 2001-02-13 DJ Delorie <dj@redhat.com>
9571 * configure.in (check_languages): determine languages to check
9572 * Makefile.in (check-c++): alias for check-g++
9573 (check-f77): alias for check-g77
9574 (CHECK_TARGETS): depend on configured languages
9576 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
9578 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9579 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9580 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9581 (sqrtextendsfdf2): Disable for SSE2.
9583 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9585 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9586 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9587 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9588 (sqrtextendsfdf2): Disable for SSE2.
9590 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
9592 * i386.md (movsfcc_1): Support integer cmove instruction.
9593 (movdfcc_1): Likewise; new splitter.
9595 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
9597 * i386.c (output_fp_compare): Support SSE.
9598 (prepare_fp_compare_args): SSE comparisons always support memory.
9599 * i386.h (TARGET_CMOVE): SSE imply cmove.
9600 * i386.md (cmp?f2): Enable for SSE too.
9601 (cmpfp_i*): Support SSE.
9603 (cmpfp_i_sse_only): New.
9604 (s*, b* fp expanters): Enable for SSE too.
9605 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
9608 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
9610 * regclass.c (init_reg_sets_1): Silence warning.
9612 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
9614 * i386.md (sqrt?f2): Change to expander.
9615 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
9617 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9619 * rtlanal.c (find_reg_equal_equiv_note): New function.
9620 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
9621 (simplify_gen_relational, simplify_replace_rtx): Likewise.
9622 * rtl.h: Add declarations for above functions.
9624 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
9626 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
9628 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
9629 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
9630 * flow.c (mark_regs_live_at_end): Likewise.
9631 (calculate_global_regs_live): Likewise.
9632 * gcse.c (compute_hash_table): Likewise.
9633 (compute_kill_rd): Likewise.
9634 * resource.c (mark_target_live_regs): Likewise.
9635 * rtl.h (INVALID_REGNUM): New macro.
9637 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
9639 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
9641 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
9643 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
9646 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
9648 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
9650 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
9651 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
9652 (fop_sf_1_sse, fop_df_1_sse): New patterns
9653 (fop_*): Disable float_extend and float patterns for SSE compilation.
9654 * i386.c (output_387_binary_op): Support SSE.
9656 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
9658 * i386.md (dummy_extendsfdf2): Support SSE2
9659 (extendsfdf2): Enable if 80387 or SSE2.
9660 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
9661 and no MIX_I387_SSE2
9662 (extendsfdf2_1_sse_only): New pattern.
9663 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
9665 (truncdfsf2_1): Support SSE.
9666 (truncdfsf2_2): Support SSE.
9667 (truncdfsf2_2_1_sse): New pattern.
9668 (fixtruncsfsi2): Always use SSE if available.
9669 (fix_truncsfsi_sse): New pattern.
9670 (fix_truncdfsi_sse): New pattern.
9671 (floatsis?f2): Support SSE.
9672 (floatsidf2_i387): New pattern.
9673 (floatsidf2_sse): Likewise.
9675 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9677 * configure.in: Use "have_gnat" variable, not "gnat".
9678 * configure: Regenerated.
9680 * config/sparc/sparc.c (function_value): Treat all non-record
9681 aggregate types like used to treat UNION_TYPE.
9683 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
9685 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
9686 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
9688 (MASK_MIX_SSE_I387): New.
9689 (TARGET_SSE): SSE2 imply SSE.
9690 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
9691 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
9692 (enum reg_class): Add new classes.
9693 (REG_CLASS_NAMES): Likewise.
9694 (REG_CLASS_CONTENTS): Likewise.
9695 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
9696 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
9697 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
9698 (CLASS_MAX_NREGS): Use new macros.
9699 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
9700 * i386.md (pushsf, movsf): Support SSE.
9701 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
9702 splitters to use ANY_FP_REGNO_P.
9703 (movdf_nointeger, movdf_integer): Likewise.
9705 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9707 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
9708 (try_combine): Use it.
9710 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
9712 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
9713 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
9714 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
9715 (REGISTER_MOVE_COST): Likewise.
9716 * i386-protos.h (ix86_secondary_memory_needed,
9717 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
9718 * i386.c (ix86_secondary_memory_needed,
9719 ix86_preferred_reload_class, ix86_register_move_cost): New function.
9721 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
9723 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
9724 (HARD_REGNO_MODE_OK): Move offline to ....
9725 * i386.c (ix86_hard_regno_mode_ok) ... here;
9726 refuse all incorrect modes.
9727 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
9729 2001-02-13 Richard Henderson <rth@redhat.com>
9731 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
9732 entire operator; replicate that and match_dup the operands.
9733 (cmp_ccx_arith_op_set): Likewise.
9734 (cmp_cc_arith_op_not_set): Likewise.
9735 (cmp_ccx_arith_op_not_set): Likewise.
9737 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9739 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
9741 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9743 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
9744 (TARGET_NO_BITFIELD_WORD): New macro.
9745 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
9746 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
9748 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9750 * cselib.c: New file, from simplify-rtx.c.
9751 * simplify-rtx.c: Remove cselib parts.
9752 * Makefile.in: Add cselib.o.
9754 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9756 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
9757 (setup_incoming_varargs): Remove warning.
9759 * config/rs6000/rs6000.c (validate_condition_mode): When
9760 flag_fast_math, allow floating-point conditionals to be reversed.
9761 (rs6000_generate_compare): When flag_fast_math, don't generate
9762 cror operations for FP conditionals.
9764 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
9766 (ASM_SPEC): Likewise.
9767 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
9768 (CC1_SPEC): Likewise.
9769 (LINK_TARGET_SPEC): Likewise.
9770 (CPP_ENDIAN_SPEC): Likewise.
9771 * Makefile.in (check-consistency): New target.
9773 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
9775 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
9776 "return type defaults" warning for functions with return type
9778 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
9779 function declarations by default rather than only when pedantic.
9781 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
9783 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
9786 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9788 * extend.texi (Deprecated): Deprecate new initializer lists.
9790 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9792 * mkdeps.c (deps_add_default_target): Robustify. Add
9793 basename component only.
9794 * cpp.texi (-M): Describe how default target is generated.
9795 * invoke.texi (-M): Likewise.
9797 2001-02-12 Kazu Hirata <kazu@hxi.com>
9799 * toplev.c (push_float_handler): Remove.
9800 (pop_float_handler): Remove.
9801 * toplev.h: Remove prototypes for the above functions.
9803 2001-02-12 Jakub Jelinek <jakub@redhat.com>
9805 * c-common.c (constant_fits_type_p): New function.
9806 (convert_and_check): Use it.
9808 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9810 * Makefile.in (GXX_ABI_FLAG): Don't define.
9811 * configure.in (--enable-new-gxx-abi): Remove option.
9812 * config.in: Regenerated.
9813 * configure: Likewise.
9815 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
9817 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
9819 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
9820 regular basic block, and arrange for all edges into it to switch
9823 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9825 * Makefile.in (distclean): Do not remove .gdbinit.
9827 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9829 * Makefile.in (gcc.o): Fix typos.
9830 (protize.o): Likewise.
9831 (unprotoize.o): Likewise.
9833 2001-02-11 Richard Henderson <rth@redhat.com>
9835 * tree.c (build1): Check for null operand in last change.
9837 2001-02-11 Richard Henderson <rth@redhat.com>
9839 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
9840 (fold): Don't assume a constant isn't foldable.
9841 * tree.c (build): Set TREE_CONSTANT for an expression with no
9842 side-effects and constant operands.
9845 2001-02-10 Richard Henderson <rth@redhat.com>
9847 * jump.c (squeeze_notes): Revert 2000-05-12 change.
9849 2001-02-10 Anthony Green <green@redhat.com>
9851 * cpp.texi (Standard Predefined): Add documentation for
9854 * c-common.c (combine_strings): Improve warning message.
9856 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
9858 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
9860 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
9862 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
9864 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
9867 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
9869 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
9872 2001-02-09 Nick Clifton <nickc@redhat.com>
9874 * config/arm/arm.md: Change output contraint on post inc
9875 load/store multiple patterns to be a read/write contraint.
9877 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
9879 * gcc.c (cpp_options): Delete .d files on error. Don't delete
9880 .o files when using the -M options.
9882 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9883 David Edelsohn <edelsohn@gnu.org>
9885 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
9886 handle DImode constants. Use one TOC entry for SImode and smaller
9887 constants, aligned properly.
9889 2001-02-08 Jason Merrill <jason@redhat.com>
9891 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
9892 about the SP adjustment for saving the static chain pointer.
9893 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
9894 offset when setting a temporary CFA register.
9896 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
9898 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
9899 powerpc-*-chorusos* .
9900 * config/rs6000/chorus.h : New file.
9901 * config/i386/chorus.h : New file.
9902 * config/sparc/chorus.h : New file.
9903 * config/sparc/t-chorus-elf : New file.
9905 2001-02-08 David Edelsohn <edelsohn@gnu.org>
9907 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
9908 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
9909 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
9910 (__WCHAR_TYPE__): Correct macro name.
9912 2001-02-08 Richard Henderson <rth@redhat.com>
9914 * config/i386/i386.c (ix86_frame_pointer_required): New.
9915 (ix86_setup_frame_addresses): New.
9916 (struct machine_funciton): Add accesses_prev_frame.
9917 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
9918 ix86_frame_pointer_required.
9919 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
9920 (SETUP_FRAME_ADDRESSES): New.
9921 * config/i386/i386-protos.h: Update.
9922 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
9923 from FRAME_POINTER_REQUIRED.
9924 * config/i386/svr3gas.h: Likewise.
9925 * config/i386/sysv3.h: Likewise.
9926 * config/i386/v3gas.h: Likewise.
9928 2001-02-08 Richard Henderson <rth@redhat.com>
9930 * config/sparc/sparc.c (function_arg_record_value_3): Fix
9931 calculation of the number of integer registers required.
9932 (function_arg_record_value): Likewise.
9934 2001-02-08 Jason Merrill <jason@redhat.com>
9936 * diagnostic.c (internal_error): Say "confused" after 1 error, not
9937 two. Print file and line with "confused" message.
9939 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
9941 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9943 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
9945 2001-02-08 Bernd Schmidt <bernds@redhat.com>
9947 * final.c (cleanup_subreg_operands): The address of a MEM can
9950 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
9953 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
9955 * gcc.texi (Incompatibilities): Update documentation of
9956 preprocessing numbers.
9958 2001-02-07 Jakub Jelinek <jakub@redhat.com>
9960 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
9962 2001-02-07 Mark Mitchell <mark@codesourcery.com>
9964 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
9966 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
9967 * gcc.c (struct compiler): Add cpp_spec field.
9968 (input_file_compiler): New variable.
9969 (do_spec_1): Allow a particular compiler to handle `%C'
9971 (main): Store the current compiler in input_file_compiler.
9972 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
9974 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
9976 * cpphash.h (struct spec_nodes): Add n_true and n_false.
9977 * cppinit.c (cpp_create_reader): Initialize them.
9978 (append_include_chain): cxx_aware arg might be unused.
9979 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
9980 keywords and give them their phase 7 meaning. Pedwarn about
9981 this unless '__bool_true_false_are_defined' is defined.
9983 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9985 * lcm.c (optimize_mode_switching): Emit mode_set before the
9986 JUMP_INSN of an abnormal edge.
9988 2001-02-07 Bernd Schmidt <bernds@redhat.com>
9990 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
9991 a scheduling barrier at the end.
9993 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
9995 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9997 * config/sh/sh.md (reload_outsf): Removed.
9998 (movsf_ie): Introduce constraints for FPUL loads and stores.
9999 (reload_insf): Broaden the output constraint.
10001 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10003 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10004 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10006 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10008 * final.c: Revert my previous changes.
10009 * output.h: Make profile_label_no extern.
10010 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10011 for generating label.
10013 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10015 * config/i386/djgpp.h: Add comments about standard paths.
10016 (MD_EXEC_PREFIX): Undefine before defining.
10017 (MD_STARTFILE_PREFIX): New.
10019 2001-01-30 Bruce Korb <bkorb@gnu.org>
10021 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10022 (load_file): do not rely on load_file_data() to close file pointer
10023 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10024 fixinc/inclhack.def(irix_limits_const): add test_text
10026 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10028 * cppexp.c (parse_defined): Improve diagnostics for invalid
10031 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10033 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10035 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10037 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10038 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10039 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10040 (rs6000_output_symbol_ref): New function.
10041 (output_toc): Use VTABLE_NAME_P.
10043 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10045 * print-tree.c (print_node, case PARM_DECL):
10046 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10048 * stor-layout.c (reference_types_internal): New variable.
10049 (internal_reference_types): New function.
10050 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10051 * tree.h (internal_reference_types): New declaration.
10053 * cse.c (find_best_addr): Fix typo in computing cost.
10055 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10057 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10058 and this is the sum of a pointer and a constant, we know the result
10060 (num_sign_bit_copies, case PLUS): Likewise.
10061 * explow.c (convert_memory_address): Remove opposite SUBREG.
10062 * function.c (instantiate_new_reg): New function (from common code).
10063 (instantiate_virtual_regs_1): Call it.
10064 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10065 if pointers sign- or zero-extend.
10066 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10067 If pointers extend unsigned, use inside of SUBREG.
10068 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10070 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10072 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10073 subdir of gcc_gxx_include_dir.
10074 (gcc_gxx_target_include_dir): Remove.
10076 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10078 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10079 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10080 a high-level description.
10082 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10084 * final.c: Move the declaration of profile_label_no to ...
10085 * output.h: ... here.
10086 * function.c (expand_function_start): Call PROFILE_HOOK.
10087 * config/rs6000/aix.h: Define PROFILE_HOOK.
10088 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10089 * config/rs6000/rs6000.c (output_profile_hook): Define.
10090 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10091 output_profile_hook.
10092 tm.texi : Explain new macro PROFILE_HOOK.
10094 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10096 * extend.texi (Extended Asm): Do not say that semicolon is always
10097 a valid line-breaking character for GNU assemblers. Use
10098 newline-tab as the most commonly supported syntax. Use
10099 newline-tab rather than semicolon in multi-insn examples.
10101 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10103 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10105 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10106 David Edelsohn <edelsohn@gnu.org>
10108 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10109 code for AIX, even without flag_pic.
10111 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10113 * c-typeck.c (common_type): push and pop binding level around
10114 calling common_type on function parameters.
10116 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10118 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10120 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10122 * config/mips/mips.c (override_options): Fix typo in last change.
10123 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10124 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10126 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10128 * invoke.texi (-fdump-class-layout): Document.
10129 (-fdump-translation-unit): Use `=' as filename separator.
10131 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10133 * Makefile.in (s-mlib): Don't build multilibs if
10134 --disable-multilib.
10135 (DRIVER_DEFINES): Adjust accordingly.
10137 (protoize.o): Likewise.
10138 (unprotoize.o): Likewise.
10139 * configure.in: Recognize --enable-multilib.
10141 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10143 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10145 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10146 * configure.in: Remove --enable-libstdcxx_v3 support.
10147 * configure: Regenerated.
10149 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10151 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10152 Call abort instead of fatal.
10153 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10154 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10155 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10156 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10157 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10158 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10160 * diagnostic.h (set_internal_error_function): Renamed.
10161 * toplev.h (internal_error): Renamed from fatal.
10162 (pfatal_with_name): Deleted.
10163 (fatal_io_error): Now has printf-style arguments.
10164 * diagnostic.c (pfatal_with_name): Deleted.
10165 (fatal_io_error): Rework to have args in printf-style.
10166 (set_internal_error_function): Renamed from set_fatal_function.
10167 (internal_error): Renamed from fatal.
10168 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10169 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10170 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10171 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10172 * flow.c (verify_flow_info): Likewise.
10173 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10174 * config/mips/mips.c (save_restore_insns): Likewise.
10176 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
10177 * flow.c (verify_flow_info): Likewise.
10178 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
10179 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
10180 (avr_normalize_condition): Likewise.
10181 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
10182 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
10183 (limit_reload_class, double_reg_to_memory): Likewise.
10184 (print_operand_address, emit_1600_code_shift): Likewise.
10185 (gen_tst_reg, gen_compare_reg): Likewise.
10186 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
10187 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
10189 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
10191 * c-parse.in (methoddef): Call fatal_error instead of fatal.
10192 * objc/objc-act.c (build_ivar_chain): Likewise.
10193 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
10195 * graph.c (clean_graph_dump_file): Likewise.
10196 * profile.c (init_branch_prob): Likewise.
10197 * objc/objc-act.c (objc_init): Likewise.
10199 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
10200 * config/avr/avr.c (avr_override_options): Likewise.
10201 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
10202 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
10203 * config/h8300/h8300.c (h8300_init_once): Likewise.
10204 * config/mips/mips.c (override_options): Likewise.
10205 * config/i386/i386.c (override_options): Likewise, rework.
10206 * config/m68k/m68k.c (override_options): Likewise.
10208 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
10210 * config/mips/mips.c (print_operand): Likewise.
10211 * hash.c (hash_allocate): Don't check for failure returns from
10212 obstack functions that can't fail.
10213 (hash_table_init_n, hash_table_init): Likewise; also now return void.
10214 * hash.h (hash_table_init_n, hash_table_init): Now return void.
10215 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
10216 (get_object_reference): Likewise.
10218 2001-02-04 Nick Clifton <nickc@redhat.com>
10220 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
10221 StrongARM1110, 10TDMI, and 1020T.
10223 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10225 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
10227 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
10229 * config/sh/sh.md (movdf load split): Pass register number to
10230 FP_OR_XD_REGISTER_P.
10232 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10234 * cppinit.c (BC): New macro.
10235 (builtin_array): Add __GXX_WEAK__.
10236 * cpplib.h (builtin_type): Add BT_WEAK.
10237 * cppmacro.c (builtin_macro): Handle BT_WEAK.
10238 * defaults.h (SUPPORTS_ONE_ONLY): Define.
10239 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
10241 2001-02-03 Jakub Jelinek <jakub@redhat.com>
10243 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
10245 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10247 * cpphash.h: Rename _ALIGN POOL_ALIGN.
10248 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10250 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10252 * cpphash.h: Rename ALIGN _ALIGN.
10253 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10255 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
10257 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
10258 compilation environment.
10259 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
10260 control over location of cygwin includes and libs.
10262 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10264 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
10266 2001-02-02 lars brinkhoff <lars@nocrew.org>
10268 * md.texi (Standard Names): remove reference to spur.md.
10270 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10272 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
10273 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
10274 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
10275 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10276 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10278 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10280 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10281 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10282 number before reload.
10283 (c4x_adjust_cost): Return zero before reload.
10284 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10285 split before reload.
10287 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10289 * c4x.c (c4x_hard_regno_rename_ok): New.
10290 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10291 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10293 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10295 * diagnostic.h: Add missing "extern" in all declarations.
10297 2001-02-02 Alex Samuel <samuel@codesourcery.com>
10299 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
10300 as for gcc_gxx_include_dir.
10302 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10304 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
10306 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10308 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
10309 label before alignment to be used as the braf base address.
10310 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
10312 (casesi_jump_2): Require at least TARGET_SH2.
10314 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
10315 truncation to 32-bit doubles on -m3e and -m4-single-only.
10317 2001-02-02 Mark Mitchell <mark@codesourcery.com>
10319 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
10320 the default when building a shared object.
10321 (init_spec): Use it.
10322 * testsuite/lib/g++.exp: Include the directory where libgcc
10323 is located to the LD_LIBRARY_PATH list.
10324 * invoke.texi (-shared-libgcc): Document the cases in which
10325 GCC defaults to using the shared libgcc.
10327 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10329 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
10330 unsigned is wide enough.
10331 (BITS_PER_SI): New.
10332 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
10333 (si_to_float): Likewise.
10334 (float_to_si, float_to_usi): Use BITS_PER_SI.
10336 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10338 * dwarf2out.c: Added explanation of abbreviations.
10339 (def_cfa_1): Added comments listing DWARF2 instructions.
10340 (cfa_temp_reg): Removed in favor of cfa_temp.
10341 (cfa_temp_value): Removed in favor of cfa_temp.
10342 (cfa_temp): New global variable.
10343 (dwarf2out_frame_debug_expr): Added extensive introductory
10344 comments explaining the function's transformations. Revised to
10345 use cfa_temp. Added some rtx checking. Generalize IOR case.
10346 (dwarf2out_frame_debug): Revised to use cfa_temp.
10347 (output_aranges): Cast as "unsigned" to avoid warning.
10348 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
10349 explain which instructions must be marked.
10351 2001-02-01 Richard Henderson <rth@redhat.com>
10353 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
10356 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10358 * config/sh/crt1.asm (main_k): Modified so that start calls
10359 ___setup_argv_and_call_main.
10361 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
10363 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
10364 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
10365 and AVOID_LPASTE is cleared on meeting an unescaped newline.
10366 * cppmacro.c (builtin_macro): Set builtin flags here.
10367 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
10368 (replace_args): Clarify intent.
10369 (cpp_get_token): Macro expansion tokens get the saved flags.
10371 * cppmain.c (scan_buffer): Remove now-redundant print.printed
10374 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10376 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
10379 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10381 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
10382 returns Pmode pseudo, but we need ptr_mode.
10383 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
10384 Remove bogus conversions; use HOST_WIDE_INT for size.
10385 Don't use TARGET if wrong mode.
10387 * config/i386/i386.c (ix86_compute_frame_size): Allow
10388 stack_alignment_needed to be non-default even if size is zero.
10390 2001-01-31 Alan Modra <alan@linuxcare.com.au>
10392 * pa.c (hppa_init_pic_save): New function.
10393 * pa.h (hppa_init_pic_save): Declare.
10394 * pa.md (call, call_value, sibcall, sibcall_value): Use
10395 the above instead of duplicated code.
10397 * pa.c (hppa_encode_label): Correct size of alloca buffer
10398 so we don't overrun it. Correct leading `*' case.
10399 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
10400 need to handle `*@'.
10401 (FUNCTION_NAME_P): Likewise.
10403 2001-01-31 Richard Henderson <rth@redhat.com>
10405 * config.gcc (alpha-osf5): Use float-i128.h.
10407 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
10408 * config/float-i32.h: Likewise.
10409 * config/float-i64.h: Likewise.
10410 * config/float-sh.h: Likewise.
10411 * config/float-sparc.h: Likewise.
10413 2001-01-31 DJ Delorie <dj@redhat.com>
10415 * expmed.c (extract_bit_field): allow non-integral modes if we
10416 want to extract a whole register from itself.
10418 2001-01-31 Jakub Jelinek <jakub@redhat.com>
10420 * c-typeck.c (set_init_index): If first is equal to last, assume as
10421 if it was not a range at all.
10423 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10425 * config/fp-bit.c: Include tm.h.
10426 (float_to_si): Don't assume SImode is 32-bits wide.
10427 (float_to_usi): Likewise.
10429 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10431 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
10433 (typename): Call pending_xref_error after parsing typed_typespecs.
10434 * c-decl.c (lookup_tag): Give error immediately rather than
10435 leaving it pending if the tag of the wrong type is in the same
10437 (xref_tag): Don't pedwarn for forward declarations of enum types
10439 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
10442 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10444 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
10446 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10448 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
10449 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
10451 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10453 * cpphash.h (struct cpp_reader): New saved_flags.
10454 * cppmacro.c (cpp_get_token): Use saved_flags to remember
10455 to avoid a paste after a pasted token.
10457 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10459 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
10460 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
10461 Wtype_MIN instead of LONG_MIN.
10463 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10465 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
10467 * fixinc/fixincl.x: Regenerated.
10468 * fixinc/inclhack.def (irix_limits_const): New definition to
10469 convert "const" to "__const" in limits.h.
10471 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10473 * fixinc/genfixes (AG): Fix "autogen4" thinko.
10475 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10477 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
10478 when register dies in the insn.
10480 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10482 * diagnostic.c (fatal): Fix word wrap.
10484 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
10486 * combine.c (try_combine): Fix SUBREG setting for
10487 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
10489 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10491 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
10494 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10496 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
10498 * toplev.c (decode_W_option): Update warn_larger_than
10499 unconditionally for each processed switch.
10501 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
10503 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
10505 (hppa_expand_prologue): Delete code to save pic offset table register
10506 in the function prologue.
10507 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
10508 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
10509 table register at the beginning of the function after the prologue.
10511 2001-01-29 lars brinkhoff <lars@nocrew.org>
10513 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
10515 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
10516 Jeff Law <law@redhat.com>
10518 * pa.md (return): Revise comment for trivial return.
10519 (return_internal): Non-trivial return pattern for non-PIC code.
10520 (return_internal_pic): Non-trivial return pattern for PIC code.
10521 It uses the PIC register to ensure it is restored after
10523 (epilogue): Generate appropriate return for PIC and non-PIC code.
10525 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
10527 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
10529 2001-01-29 DJ Delorie <dj@redhat.com>
10531 * combine.c (if_then_else_cond): Pass the correct mode to
10532 operand_subword() for constants.
10534 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
10536 * config/i386/cygwin.h: Add w32api to include search. Search different
10537 directories in a cross-build environment.
10539 2001-11-29 Tim Josling <tej@melbpc.org.au>
10541 * tree.h (TYPE_STUB_DECL): Add documentation.
10543 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
10545 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
10546 (sdbout_field_types): Likwise. Fix use of host_integerp.
10548 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
10550 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
10553 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
10555 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
10556 to use flag_gnu_linker.
10558 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10560 * cpplib.c (T_BAD_DIRECTIVE): Remove.
10561 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
10563 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
10565 * tree.c, tree.h (build_parse_node): Remove; was identical to
10567 * c-lang.c (start_cdtor), objc/objc-act.c
10568 (build_module_descriptor): Use build_nt instead of
10571 2001-01-29 Jakub Jelinek <jakub@redhat.com>
10573 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
10574 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
10575 not have any upper bits set.
10577 2001-01-29 Phil Edwards <pme@sources.redhat.com>
10579 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
10581 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10583 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
10585 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
10587 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
10588 (integer_minus_one_node): Define.
10590 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
10592 * Makefile.in (bootstrap2-lean): Fix typo.
10594 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
10596 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
10597 : Don't set fe_value.
10598 * cpplib.h (AVOID_LPASTE): New flag.
10599 (struct cpp_hashnode): Remove fe_value.
10600 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
10601 * cppmacro.c (builtin_macro): Don't set flags here.
10602 (replace_args): Set AVOID_LPASTE flag on first token of an
10603 argument, and the token following it.
10604 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
10605 macro expansion, and on the token following it. Do it for
10607 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
10609 2001-01-27 Richard Henderson <rth@redhat.com>
10611 * config/alpha/t-ieee: Remove multilibbing.
10612 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10614 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10616 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
10618 * Makefile.in: Remove all dependencies on defaults.h.
10619 * builtins.c: Don't include defaults.h.
10620 * c-common.c: Likewise.
10621 * c-decl.c: Likewise.
10622 * c-pragma.c: Likewise.
10623 * c-typeck.c: Likewise.
10624 * combine.c: Likewise.
10625 * i386.c: Likewise.
10626 * frame-ia64.c: Likewise.
10627 * cppexp.c: Likewise.
10628 * crtstuff.c: Likewise.
10629 * dbxout.c: Likewise.
10630 * dwarf2out.c: Likewise.
10631 * dwarfout.c: Likewise.
10632 * emit-rtl.c: Likewise.
10633 * except.c: Likewise.
10634 * expr.c: Likewise.
10635 * final.c: Likewise.
10636 * frame-dwarf2.c: Likewise.
10637 * libgcc2.c: Likewise.
10638 * optabs.c: Likewise.
10639 * profile.c: Likewise.
10640 * sdbout.c: Likewise.
10641 * toplev.c: Likewise.
10642 * tradcif.y: Likewise.
10643 * tree.c: Likewise.
10644 * varasm.c: Likewise.
10646 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10648 * builtins.c (expand_builtin_fputs): Use size_one_node when
10649 transforming into fwrite.
10651 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
10653 * extend.texi (Attribute Syntax): New section.
10655 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10657 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
10658 they didn't need fixing.
10660 2001-01-27 Janis Johnson <janis@us.ibm.com>
10662 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
10664 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
10665 to remove macro definitions that are duplicated from elfos.h.
10667 2001-01-27 Richard Henderson <rth@redhat.com>
10669 * config/i386/sco5gas.h: Move ...
10670 * config/usegas.h: ... here.
10671 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
10673 2001-01-27 Jakub Jelinek <jakub@redhat.com>
10675 * c-typeck.c (struct constructor_stack): Add range_stack member.
10676 (really_start_incremental_init): Clear it.
10677 (push_init_level): Save constructor_range_stack and clear it if
10678 pushing explicit braces.
10679 (pop_init_level): abort if constructor_range_stack is non-zero at
10680 explicit closing brace. Restore saved constructor_range_stack if
10683 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10685 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
10686 into register was forced into memory.
10688 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10690 * Makefile.in: Remove uses of + before $(MAKE).
10692 2001-01-26 Richard Henderson <rth@redhat.com>
10694 * stmt.c (cost_table): Remove.
10695 (COST_TABLE, cost_table_initialized): New.
10696 (estimate_case_costs): Use the later instead of the former.
10697 (balance_case_nodes): Likewise.
10699 2001-01-26 Richard Henderson <rth@redhat.com>
10701 * alias.c (objects_must_conflict_p): Read-only slots may not
10702 conflict despite having the same type.
10704 2001-01-27 Michael Hayes <mhayes@redhat.com>
10706 * loop.c (loop_giv_reduce_benefit): Copy mode size into
10708 (check_ext_dependant_givs): Initialise u_start_val and
10710 (load_mems): Make last_max_reg unsigned.
10711 (try_swap_copy_prop): Use INSN_P and initialise set.
10713 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
10715 * README.AVR : Removed.
10717 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
10719 * pa-64.h (text_section): Remove declaration.
10721 * pa.md (return_internal): Remove mode on PIC register use.
10723 2001-01-25 lars brinkhoff <lars@nocrew.org>
10725 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
10726 ASM_CLOSE_PAREN): fix typos.
10728 2001-01-25 Mark Mitchell <mark@codesourcery.com>
10730 * acconfig.h: Define `const' to the empty string if neither
10731 __STDC__ nor __cplusplus is defined.
10732 * config.in: Regenerated.
10734 2001-01-25 David Edelsohn <edelsohn@gnu.org>
10736 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
10737 * collect2.c (main): Delete importf. Add ".obj" file extension.
10738 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
10739 (aix_std_libs): Add additional AIX libraries to skip.
10740 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
10741 * config/rs6000/aix51.h: New file.
10743 2001-01-25 Michael Hayes <mhayes@redhat.com>
10745 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
10746 (loop_insn_emit_before): No longer static.
10747 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
10748 (loop_givs_rescan, load_mems): Likewise.
10749 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
10750 (maybe_eliminate_biv_1):
10751 (move_movables): Replace emit_call_insn_before with
10752 loop_call_insn_hoist.
10753 * loop.h (loop_insn_emit_before): Add.
10754 * unroll.c (copy_loop_body): Replace emit_insn_before with
10755 loop_insn_emit_before.
10757 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
10759 * diagnostic.c (fatal): Request preprocessed source.
10761 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
10763 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
10764 olddecl has argument types and newdecl has none, use the argument
10765 types from olddecl.
10767 2001-01-24 Ulrich Drepper <drepper@redhat.com>
10769 * dwarf2out.c (prefix_of): New function. Determine longest common
10770 prefix of the two arguments. The units are whole path components.
10771 (output_file_names): When adding a new directory find the one entry
10772 with the longest common prefix already in the list. Artificially
10773 generate entry if there is none for this prefix.
10774 Fix test to check whether the zeroth directory entry is used.
10776 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
10778 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
10779 Changed all callers. Take it into account when deciding if a
10780 previously loaded value matches.
10782 2001-01-24 Richard Henderson <rth@redhat.com>
10784 * reload.c (find_reloads_subreg_address): Fail the substitution
10785 if the resulting address is insufficiently aligned.
10787 2001-01-24 DJ Delorie <dj@redhat.com>
10789 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
10790 check the original operand's mode also.
10791 * simplify-rtx.c (simplify_ternary_operation): Ditto.
10793 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10795 * c-parse.in (cast_expr): Move compound literals from here ...
10796 (primary): ... to here. Use standard terminology "compound
10797 literal" instead of "constructor expression".
10799 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10801 * gcc.1, cpp.1: Regenerate.
10803 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
10805 * calls.c (emit_library_call_value_1): Memory slot for
10806 pass-by-reference argument should have the mode of the argument,
10807 not of the pointer to it.
10809 2001-01-24 Tom Tromey <tromey@redhat.com>
10811 * gcc.texi (G++ and GCC): Mention gcj manual.
10812 (Standards): Link to section of manual mentioning gcj/Java
10815 2001-01-24 Jakub Jelinek <jakub@redhat.com>
10817 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
10818 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
10819 * tradcpp.c (main): Add -imacros or -include'd dependencies
10821 * cpp.texi (-M, -MM): Document -M -include behaviour.
10823 2001-01-24 Roger Collins <roger@ProProject.com>
10825 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
10827 2001-01-24 Will Cohen <wcohen@redhat.com>
10829 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
10830 whether registers are 32 bits or 64 bits in size.
10832 2001-01-24 Ben Elliston <bje@redhat.com>
10834 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
10836 2001-01-24 Richard Henderson <rth@redhat.com>
10838 * config/alpha/alpha.md (builtin_longjmp_internal): New.
10839 (builtin_longjmp): Use it instead of emit_indirect_jump.
10841 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
10843 * bb-reorder.c (make_reorder_chain_1): Handle case where
10844 jump edge goes to the same block as the fallthru edge.
10846 2001-01-23 Jim Wilson <wilson@redhat.com>
10848 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
10849 * frame.h (__ia64_personality_v1): Add prototype.
10850 * libgcc2.c (ia64_throw_helper): Change personality declaration to
10851 prototype form. Add void * cast to first argument to personality
10853 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
10854 (asctoe113): Likewise.
10855 * config/ia64/frame-ia64.c: Include eh-common.h.
10856 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
10858 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
10860 (itanium_split_issue): Add prototype.
10861 (gen_nop_type): Ifdef out.
10862 (find_best_packet): Initialize best_packet.
10863 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
10865 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
10866 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
10867 (flushrs): Add explicit stop bit at end.
10868 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
10871 2001-01-23 Chris Demetriou <cgd@broadcom.com>
10873 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
10875 * libgcc2.c (__terminate_func): Make variable static.
10876 (__terminate_set_func): New function to set __terminate_func.
10877 * libgcc2.h (__terminate_func_ptr): New typedef.
10878 (__terminate_set_func): New function.
10880 2001-01-23 Richard Henderson <rth@redhat.com>
10882 * flow.c (init_propagate_block_info): Don't consider unchanging
10883 memories for dead frame store elimination.
10885 2001-01-23 Richard Henderson <rth@redhat.com>
10887 * varasm.c (UNIQUE_SECTION): Move default implementation ...
10888 * defaults.h: ... here.
10890 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10892 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
10894 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10896 * c-lex.c (lex_charconst): Fix typo: s/p/str.
10898 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10900 * rs6000.h (rs6000_return_addr): Move prototype from here...
10901 * rs6000-protos.h (rs6000_return_addr): ...to here.
10902 (rs6000_init_expanders): Delete prototype.
10904 2001-01-23 Nick Clifton <nickc@redhat.com>
10906 * invoke.texi: Replace , with \, inside @gccoptlist macros.
10907 (Spec Files): Document %B and %j and %. and %v3 and %M and
10908 %{S*&T} spec switches.
10910 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10912 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
10914 2001-01-23 Chris Demetriou <cgd@sibyte.com>
10915 Neil Booth <neil@daikokuya.demon.co.uk>
10917 * cpperror.c: Merge handlers of PEDWARN and WARNING.
10918 Have -Werror make pedantic warnings errors, like the
10921 2001-01-23 Phil Edwards <pme@sources.redhat.com>
10923 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
10925 2001-01-23 Jakub Jelinek <jakub@redhat.com>
10927 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
10928 * integrate.c (expand_inline_function): Initialize them.
10929 (subst_constants): If changing COMPARE so that both its arguments
10930 will be VOIDmode and the comparison mode will be lost, note
10931 compare_mode. Use the recorded compare_mode to optimize
10934 2001-01-23 Jason Merrill <jason@redhat.com>
10936 * dwarf2out.c (new_die): Use xcalloc.
10937 (output_die): Abort rather than emit a local reference to offset 0.
10939 2001-01-17 Andrew Haley <aph@redhat.com>
10941 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
10942 of a saved register; return NULL instead.
10943 (copy_reg): Take a pointer to a source register rather than a
10945 (next_stack_level): Remember the address in the stack frame of all
10947 Use the saved register pointer array as the source of the CFA.
10948 (throw_helper): Rewrite. Unwind once rather than twice and keep
10949 track of saved registers as we go.
10951 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10953 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
10954 * c4x.c (c4x_legitimize_reload_address): Remove.
10955 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
10956 reload address for ldp(k) insn.
10958 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
10960 * pa.md (return_internal): Add a USE of the PIC register to ensure
10961 it is restored after each call.
10962 (return expander): Corresponding changes.
10964 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10966 * rs6000.h (INIT_EXPANDERS): Delete.
10967 (RETURN_ADDR_RTX): Call rs6000_return_addr().
10968 * rs6000.c (rs6000_override_options): Call *_machine_status from
10970 (rs6000_init_expanders): ...instead of here. Delete.
10971 (rs6000_mark_machine_status): New function.
10972 (rs6000_init_machine_status): Use xcalloc.
10973 (rs6000_return_addr): Generate RTX for the return address.
10974 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
10975 (rs6000_stack_info): Use it.
10977 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
10979 * gthr-win32.h: Include errno.h to get a declaration for
10980 EINVAL and _mingw.h if the target is mingw32.
10982 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
10984 * cpp.texi: Correct typos.
10986 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10988 * explow.c (probe_stack_range): Ensure value passed to
10989 stack_check_libfunc is ptr_mode, not Pmode.
10991 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
10993 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
10994 case, don't use operand_subword to calculate a SUBREG that is
10997 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
10999 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11001 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11002 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11003 valid. If not replace it by equivalent insns.
11005 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11007 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11008 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11009 (c4x_U_constraint, symbolic_address_operand): Likewise.
11010 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11012 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11013 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11014 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11015 anulling slot because of silicon bug.
11016 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11018 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11020 * cppexp.c (parse_charconst): Change `mask' type to agree
11023 2001-01-21 Richard Henderson <rth@redhat.com>
11025 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11026 pic_label_name in a linkonce section.
11028 2001-01-17 Philipp Thomas <pthomas@suse.de>
11030 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11032 * configure: Regenerate.
11034 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11036 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11037 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11039 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11041 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11042 If REVERSE nonzero then condition code in X must be reversed.
11043 (encode_section_info): Optimise if/else.
11044 (avr_function_value): Fix formatting.
11046 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11047 (difficult_branch): Likewise.
11048 (rvbranch): Likewise.
11049 (difficult_rvbranch): Likewise.
11051 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11053 * config/avr/libgcc.S: Fix comment.
11055 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11057 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11059 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11061 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11063 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11065 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11066 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11067 * configure, config.in: Regenerate.
11068 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11069 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11070 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11071 (doprint.o): New rule.
11073 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11075 * c-typeck.c (digest_init): Handle boolean types as scalars.
11077 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11079 * stmt.c (expand_return): Don't return anything if size is zero.
11080 Delete redundant assignment to BYTES.
11081 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11083 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11085 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11086 the same as the default library function names.
11087 * config/avr/avr.md: Document special characters after '%'.
11088 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11089 knowing which of the call-used registers are really clobbered.
11090 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11091 New. Both quotient and remainder from one libgcc.S call.
11092 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11093 clobber as few registers as possible.
11094 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11096 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11098 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11099 context of the top of the stack.
11101 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11103 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11104 (fixup_var_refs_insns): ...here.
11106 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11108 * function.c (fixup_var_refs_insns): Break up into
11109 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11110 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11111 [loop over hash table entries].
11112 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11113 fixup_var_refs_insns_with_hash, to match above changes.
11115 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11117 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11118 (libgcc.a): Likewise.
11119 (stmp-multilib): Likewise.
11120 (STAGE2_FLAGS_TO_PASS): Likewise.
11122 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11124 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11125 temporary if no_new_pseudos.
11127 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11129 * cppinternals.texi: Update.
11131 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11133 * arm.c (arm_init_builtins): Re-enable builtins.
11135 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11137 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11138 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11139 element to be null, and always expect an EXPR_LIST.
11140 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11141 * sched-deps.c (sched_analyze_1): Likewise.
11142 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11144 * regclass.c (max_set_parallel): New variable.
11145 (reg_scan): Take it into account in computation of max_parallel.
11146 (reg_scan_mark_refs, case SET): Compute it.
11148 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11150 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11151 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11153 2001-01-19 Jason Merrill <jason@redhat.com>
11155 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11156 for the abstract instance of an inline function.
11158 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11159 J"orn Rennecke <amylaar@redhat.com>
11161 * reload1.c (move2add_note_store): Treat all registers directly or
11162 indirectly derived from a base register as members of the same set
11164 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11165 of base register into account.
11167 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11169 * alias.c (find_base_value): Recognize TRUNCATE.
11170 (record_set): In PLUS case, invalidate if other summand is also a
11173 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11175 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
11176 entry to be EXPR_LIST.
11177 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
11178 be an EXPR_LIST (but not null, which other code doesn't allow).
11179 (note_stores): Properly handle PARALLEL in SET.
11180 Recursively call for top-level PARALLEL.
11181 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
11182 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11184 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
11186 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
11188 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
11189 not pfile->skipping (== 0).
11191 2001-01-17 Nick Clifton <nickc@redhat.com>
11193 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
11196 2001-01-17 Jim Wilson <wilson@redhat.com>
11198 * invoke.texi (IA-64 options): Improve.
11200 2001-01-17 Tom Tromey <tromey@redhat.com>
11202 * invoke.texi (Optimize Options): Use `{}' to around @samp
11205 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
11207 * invoke.texi (-fno-guess-branch-probability): New option.
11209 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11211 * combine.c (try_combine): Don't set i3_subst_into_i2 for
11212 case of making new double-word constant.
11213 Revert last change: instead just test i3_subst_into_i2.
11215 2001-01-17 Jakub Jelinek <jakub@redhat.com>
11217 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
11218 Use q constraints instead of r.
11220 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
11222 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
11223 (machine_function): Define.
11224 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
11225 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
11226 pa_free_machine_status): New functions.
11227 (override_options): Set {init,mark,free}_machine_status to above.
11228 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11229 PIC_OFFSET_TABLE_REGNUM_SAVED.
11230 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11231 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11232 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11233 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11234 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11236 2001-01-15 DJ Delorie <dj@redhat.com>
11238 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
11242 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11244 * flow.c (propagate_one_insn): Make trying to delete a prologue
11245 or epilogue insn an ICE, not a warning. Allow doing this if
11246 the current function returns with stack pointer depressed.
11248 * combine.c (try_combine): If i3_subst_into_i2, properly check for
11249 I3 having more than one SET.
11251 2001-01-16 Jim Wilson <wilson@redhat.com>
11253 * invoke.texi: Document IA-64 options.
11255 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
11256 (fixup_errata): Delete TARGET_A_STEP use.
11257 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
11258 (TARGET_SWITCHES): Delete -ma-step option.
11259 * config/ia64/ia64.md (all FP patterns): Delete %B0.
11260 (movqicc_astep, movqi_internal_astep, movhicc_astep,
11261 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
11262 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
11263 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
11264 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
11266 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
11267 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
11268 cmovsi_internal): Delete ! TARGET_A_STEP check.
11270 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11272 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
11273 possibility to report bugs via postal mail. Change a URL and
11274 merge in a nearly duplicate statement...
11275 (Bug Reporting): ...from here.
11276 (Service): Refer to the Bug Reporting section instead of
11277 duplicating an URL.
11278 (Contributing): Remove trivial explanations concerning snapshots.
11280 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11282 * cppmain.c (general_init): Don't use ANSI prototype.
11284 2001-01-16 Tom Tromey <tromey@redhat.com>
11286 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11288 2001-01-16 Richard Henderson <rth@redhat.com>
11290 * config/i386/i386.h: Fix comment typo.
11291 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11292 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11294 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11296 * gcc.c: Revert previous -fsyntax-only-related change; move
11299 2001-01-16 Jakub Jelinek <jakub@redhat.com>
11301 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
11302 inmode after checking GET_CODE (op).
11304 2001-01-16 Richard Henderson <rth@redhat.com>
11306 * flow.c (struct propagate_block_info): Add mem_set_list_len.
11307 (MAX_MEM_SET_LIST_LEN): New.
11308 (propagate_one_insn): Update mem_set_list_len.
11309 (invalidate_mems_from_autoinc): Likewise.
11310 (invalidate_mems_from_set): Likewise.
11311 (mark_used_regs): Likewise.
11312 (init_propagate_block_info): Likewise. Stop collecting memories
11313 when we reach MAX_MEM_SET_LIST_LEN.
11314 (mark_set_1): Likewise.
11316 2001-01-16 Richard Henderson <rth@redhat.com>
11318 * unroll.c (precondition_loop_p): Fail if no iteration
11321 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11323 * gcc.c: When -fsyntax-only is given, do not complain about
11326 2001-01-15 Richard Henderson <rth@redhat.com>
11328 * config/i386/i386.c (asm_output_function_prefix): Remove.
11329 (ix86_asm_file_end): New.
11330 (load_pic_register): Generate pic_label_name into a
11331 staticly allocated buffer.
11332 * config/i386/i386-protos.h: Update.
11333 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
11334 (ASM_FILE_END): New.
11335 * config/i386/i386afe.h: New file.
11336 * config.gcc (i?86-*-elf) [tm_file]: Use it.
11337 (i?86-*-{freebsd,linux*,moss*}): Likewise.
11338 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
11339 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
11340 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
11341 * config/i386/sco5.h (ASM_FILE_END): Likewise.
11342 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
11344 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11346 * Makefile.in (install-man): Remove explicit dependency on
11349 * configure.in, configure: Revert previous patch requiring perl
11352 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
11354 * toplev.c (flag_guess_branch_prob): New.
11355 (f_options): Add guess-branch-probability option.
11356 (rest_of_decl_compilation): Only estimate branch probability if
11358 (main): set flag_guess_branch_prob.
11360 * flags.h (flag_guess_branch_prob): New.
11362 2001-01-15 DJ Delorie <dj@redhat.com>
11364 * gcc.texi (Makefile): Add documentation for Makefile targets.
11366 2001-01-15 Philip Blundell <philb@gnu.org>
11368 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
11370 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
11371 (is_pic): Delete declaration.
11372 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
11373 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
11374 * config/arm/arm.md (builtin_setjmp_receiver): New.
11376 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11378 * arm.c (use_return_insn): Don't try to determine the function type
11379 until after reload has completed.
11380 (arm_output_epilogue): Don't adjust the sp value recovered from the
11382 (emit_multi_reg_push): Don't record dwarf information for the pc.
11383 * arm.md (eh_epilogue): The function type may have changed, so it
11384 needs to be recalculated.
11385 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
11386 unwind tables on arm/netbsd.
11388 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11390 * arm.md (cbranchsi4): Correct calculation of branch ranges.
11391 (negated_cbranchsi4): Likewise.
11393 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11395 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
11396 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11397 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
11398 pass -mapcs-* options to assembler.
11399 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
11400 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11401 (ASM_SPEC): Call subtarget_extra_asm_spec.
11403 2001-01-15 Andreas Jaeger <aj@suse.de>
11405 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
11407 (ix86_expand_builtin): Likewise.
11409 * gencodes.c (output_predicate_decls): Make i size_t to avoid
11410 warning about comparison between signed and unsigned.
11412 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11414 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
11416 2001-01-14 Ralf Baechle <ralf@gnu.org>
11418 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
11419 SUBTARGET_CPP_SPEC apropriatly.
11421 2001-01-12 Mark Mitchell <mark@codesourcery.com>
11423 * varasm.c (make_decl_rtl): Fix typo in last change.
11425 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
11427 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
11428 linker supports the init_priority C++ attribute.
11429 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
11430 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
11431 linker does not support init_priority C++ attribute.
11433 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
11435 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
11437 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11439 * c-parse.in (finish_parse): Add comment about cpp_destroy.
11440 * cp/lex.c (finish_parse): Similarly.
11441 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
11442 Return the number of errors encountered.
11443 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
11444 * cppmain.c (main): Don't call cpp_destroy.
11446 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11448 * configure.in: Require at least perl 5.6.0 to regenerate
11450 * configure: Regenerate.
11452 2001-01-14 Richard Henderson <rth@redhat.com>
11454 * genrecog.c (DT_veclen_ge): New.
11455 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
11456 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
11457 (nodes_identical_1): Handle DT_veclen_ge.
11458 (write_cond, debug_decision_2): Likewise.
11460 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11462 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
11464 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
11466 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11468 * cppmain.c (do_preprocessing): New function; most of the old
11470 (main): Call it to do most of the work.
11471 (cb): Move from global scope to set_callbacks ().
11472 (setup_callbacks): Get the callback pointer.
11473 (general_init, printer_init): Clean up code and comments.
11475 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11477 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
11480 2001-01-14 Kazu Hirata <kazu@hxi.com>
11482 * config/h8300/h8300.c (get_shift_alg): Update comments.
11484 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11486 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
11487 (alloc_page, ggc_alloc): Add casts to remove warnings.
11489 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11491 * combine.c (simplify_comparison): Don't change `code' when
11492 can't reverse comparison.
11494 2001-01-14 Richard Henderson <rth@redhat.com>
11496 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
11497 update all call sites. Return true for all non-label constants.
11499 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
11501 * i386.c (ix86_expand_compare): Add bypass_test and second_test
11503 (ix86_expand_branch): Update.
11504 (ix86_expand_setcc): Update to handle multiple test conditions.
11505 (expand_int_movcc): Likewise.
11506 (expand_fp_movcc): Likewise.
11507 * i386-protos.h (ix86_expand_compare): New.
11508 * i386.md (andqi_?_slp, orqi_?_slp): New.
11509 (conditional trap expander): Update call to ix86_expand_compare.
11511 2001-01-14 Richard Henderson <rth@redhat.com>
11513 * config/vax/vax.md: Use nonimmediate_operand instead of
11514 general_operand in destinations.
11516 * config/vax/vax.md (indirect_jump): Use register_operand.
11518 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
11519 * config/vax/vax.md (call_pop): Turn into an expander.
11520 (call_value_pop): Likewise.
11521 (call, call_value): New.
11523 2001-01-14 Andreas Jaeger <aj@suse.de>
11525 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
11527 (ix86_fp_compare_mode): Add unused attribute.
11528 (ix86_expand_fp_movcc): Remove unused variable.
11529 (ix86_expand_builtin): Make fcode unsigned.
11531 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
11532 (expand_expr): Add cast to avoid signed warning.
11533 (store_field): Likewise.
11534 (store_constructor_field): Likewise.
11535 (store_constructor): Likewise.
11536 (store_expr): Likewise.
11537 (clear_storage): Likewise.
11538 (emit_group_store): Likewise.
11539 (emit_group_load): Likewise.
11541 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11543 * c-common.c: Move format checking code to ...
11544 * c-format.c: ... here. New file. Reorder some functions and
11546 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
11548 * c-common.h (decl_handle_format_attribute,
11549 decl_handle_format_arg_attribute): Declare.
11550 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
11551 (c-common.o): Adjust dependencies.
11552 (c-format.o): New list of dependencies.
11554 2001-01-13 Jakub Jelinek <jakub@redhat.com>
11556 * unroll.c (loop_iterations): If we cannot prove iteration variable
11557 is set once in each iteration, punt.
11559 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
11561 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
11562 (*strlenhi): Remove clobber (which was buggy) of output address.
11564 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11566 * Makefile.in (generated-manpages): Add gcc.1
11567 ($(srcdir)/gcc.1): New target.
11568 (maintainer-clean): Delete $(srcdir)/gcc.1.
11569 * gcc.texi: Add macros @gccoptlist and @gol.
11570 * invoke.texi: Include option summary in manpage. Mark up option
11571 summary with @gccoptlist and @gol. Use @r in one place where
11573 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
11574 * gcc.1: Generate from invoke.texi.
11576 2001-01-13 Richard Henderson <rth@redhat.com>
11578 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
11579 (struct page_entry): Add group member.
11580 (struct page_group): New.
11581 (struct globals): Add page_groups member.
11582 (alloc_anon): Only define for using mmap; remove valloc call.
11583 (page_group_index): New.
11584 (set_page_group_in_use): New.
11585 (clear_page_group_in_use): New.
11586 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
11587 (free_page, release_pages): Likewise.
11588 * configure.in (with-gc): Default to ggc-page always.
11590 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11592 * reload1.c (replace_pseudos_in_call_usage): Use
11593 reg_equiv_constant and reg_equiv_address, and don't try
11594 regno_reg_rtx first.
11596 2001-01-13 Richard Henderson <rth@redhat.com>
11598 * ggc-page.c (alloc_page): Round up allocation size to one page.
11599 Set e->order on extra pages.
11601 2001-01-13 Richard Henderson <rth@redhat.com>
11603 * genrecog.c (nodes_identical): Expand commentary.
11604 (write_switch): Watch out for identical nodes.
11606 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11608 * cppfiles.c (_cpp_fake_include): New function.
11609 * cpphash.h (_cpp_fake_include): New.
11610 * cpplib.c (do_line): Call _cpp_fake_include when entering
11611 header files in preprocessed input.
11612 * cppmain.c (cb_pragma_implementation): Remove handling.
11613 (setup_callbacks): Don't register pragmas.
11615 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11617 * extend.texi: Udate for CPP.
11619 2001-01-13 Andreas Jaeger <aj@suse.de>
11621 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
11623 * regmove.c: Add prototype for replace_in_call_usage.
11625 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11627 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
11628 struct cpp_chunk, struct htab, struct toklist,
11629 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
11630 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
11631 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
11632 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
11633 (struct macro_args): Delete.
11634 * cpphash.h: See above.
11636 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11638 * cppmain.c (struct printer): Remove no_line_dirs.
11639 (options, cb): New.
11640 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
11641 : Use options rather than CPP_OPTION.
11642 (setup_callbacks): Use cb rather than pfile->cb.
11643 (main): No need to check for a buffer. Use cpp_errors.
11644 (printer_init): Don't set no_line_dirs.
11645 (maybe_print_line): Use options not no_line_dirs.
11646 (cb_file_change): Don't call print_line if -P.
11648 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11650 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
11652 * c-parse.in (finish_parse): Use cpp_errors.
11653 (__yylex): Use return value of cpp_pop_buffer.
11654 * cp/lex.c (finish_parse): Use cpp_errors.
11655 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
11657 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
11659 * README.AVR: URLs corrected.
11661 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11663 * c-decl.c (start_function): Don't warn if old prototype is builtin
11664 that's not in C's namespace.
11665 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
11666 (_bb): Add prototype for ctime.
11667 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
11669 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
11671 * i386.c (ix86_fp_comparison_arithmetics_cost,
11672 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
11673 ix86_fp_comparison_cost): New functions.
11674 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
11675 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
11676 two-branch sequences; make static.
11677 (ix86_use_fcomi_compare): Do decision according to the costs.
11678 (split_fp_branch): New.
11679 * i386.md (compare-and-branch patterns): Use split_fp_branch.
11680 * i386-protos.h (ix86_expand_fp_compare): Remove
11681 (ix86_split_fp_branch): Declare.
11683 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
11684 and ix86_comparison_operator.
11686 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
11687 to make it cheaper.
11689 * i386.c (put_condition_code): Output properly the unordered/ordered
11690 compares in fp case.
11691 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
11693 * tm.texi (REVERSE_CONDITION): Document.
11694 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
11695 in -ffast-math mode.
11696 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
11698 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11700 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
11702 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
11705 * config/sh/sh.c (mova_p): Fix test for mova_const.
11707 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11709 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
11710 cpp_get_options rather than dereferencing pfile and using
11712 * scan-decls.c (scan_decls): Use return value of
11713 cpp_pop_buffer rather than CPP_BUFFER.
11715 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11717 * cppinit.c (cpp_handle_option): help_only is now part of the
11718 cpp_options structure.
11719 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
11720 cpp_set_callbacks): New functions.
11721 * cpplib.h (cpp_callbacks): Break out as a named structure.
11722 (cpp_options): Move help_only here from cpp_reader.
11723 (CPP_FATAL_ERRORS): Update to use cpp_errors.
11724 (cpp_errors, cpp_get_options, cpp_get_callbacks,
11725 cpp_set_callbacks): New prototypes.
11726 * cppmain.c (main): Update for help_only.
11728 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11730 * Makefile.in (info, maintainer-clean, install-info, uninstall):
11731 Also build and remove and install and uninstall c-tree.info and
11733 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
11734 ($(srcdir)/cppinternals.info): New target.
11735 * c-tree.texi: Change file name used when makeinfo used without -o
11736 from ir.info to c-tree.info. Add info directory entry.
11737 * cppinternals.texi: Add info directory entry.
11738 * .cvsignore: Update.
11740 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11742 * c-typeck.c (store_init_value): Don't require constant initializer
11743 elements with -pedantic -std=c99.
11744 (digest_init): Change error about non-constant initializer elements
11746 (constructor_range_end): Remove.
11747 (constructor_incremental, designator_depth,
11748 designator_errorneous): New variables.
11749 (struct constructor_stack): Remove range_end, add incremental.
11750 (struct constructor_range_stack, constructor_range_stack): New.
11751 (struct initializer_stack): Add constructor_range_stack.
11752 (finish_init): Set it.
11753 (start_init): Likewise. require_constant_elements for non-static
11754 trees only if not flag_isoc99.
11755 (really_start_incremental_init): Remove constructor_range_end, add
11756 constructor_incremental.
11757 (pop_init_level): Likewise.
11758 (push_init_level): Likewise. If implicit and the subobject had some
11759 value set already, preinitialize the level with it.
11760 Warn about missing braces only if not pushing due to designators.
11761 (set_designator, push_range_stack): New functions.
11762 (set_init_label): Use them.
11763 (set_init_index): Likewise. Remove constructor_range_end.
11764 Error if designator index is outside of array bounds.
11765 (add_pending_init): Compare values of purpose index trees, not the
11766 trees themselves. Allow overwriting of already initialized element.
11767 Issue a warning if it had side-effects.
11768 (set_nonincremental_init, set_nonincremental_init_from_string): New
11770 (pending_init_member): Rename to...
11771 (find_init_member): ...this function. Call set_nonincremental_init
11772 if necessary. Compare values of purpose index trees, not the trees
11773 themselves. Return the actual value, not just non-zero if something
11775 (output_init_element): Remove checks for duplicates.
11776 If field has zero size, only check the initializer for correctness.
11777 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
11778 if constructor_incremental is zero. Change error about initializers
11779 not computable at load time into pedwarn.
11780 (output_pending_init_elements): Compare bit positions, not
11781 FIELD_DECLs to take into account zero-sized fields.
11782 (process_init_element): Use constructor_range_stack to fill all
11783 ranges in the designator lists from current level up.
11784 * extend.texi: Update documentation for labeled elements.
11786 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
11788 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
11789 to function usage for arguments passed by reference. Optimize
11790 callee-copied arguments.
11791 * regmove.c (replace_in_call_usage): New function.
11792 (fixup_match_1): Call it.
11793 * cse.c (cse_insn): Canonicalize registers in function usage.
11794 * reload1.c (replace_pseudos_in_call_usage): New function.
11797 * Makefile.in: Reverted yesterday's wrong patch. Installed the
11800 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11802 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
11805 2001-01-12 DJ Delorie <dj@redhat.com>
11807 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
11808 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
11811 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11813 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
11814 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
11815 -std options alongside references to -ansi. Update some
11816 documentation for C99.
11817 * cpp.1: Regenerate.
11819 2001-01-12 Andreas Jaeger <aj@suse.de>
11821 * haifa-sched.c (restore_line_notes): Remove argument block B
11823 * sched-ebb.c (schedule_ebb): Change caller.
11824 * sched-rgn.c (schedule_region): Likewise.
11825 * sched-int.h (restore_line_notes): Adjust prototype.
11827 * loop.h: Remove wrong declaration of doloop_condition_get.
11829 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11831 * extend.texi: Move C++-extension-related node from the C section
11832 into the C++ section.
11834 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11836 * extend.texi: Refer to an array of pointers to functions instead
11837 of one of functions.
11839 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
11840 Jan Hubicka <jh@suse.cz>
11842 * combine.c (reversed_comparison): Fix typo in last patch.
11844 (combine_reversed_comparison_code): Make static to follow
11845 prototype declaration.
11847 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11849 * install.texi: Remove misplaced duplicate entry.
11851 2001-01-11 Ulrich Drepper <drepper@redhat.com>
11853 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
11855 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
11857 * final.c: (leaf_function_p): Fix typo.
11859 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
11861 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
11862 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
11864 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
11865 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
11866 mmap_anon, and valloc is available.
11867 * ggc-page.c: Restructure ifdef logic to match new autoconf
11868 spec. Don't throw away the test page in init_ggc.
11870 * configure, config.in: Regenerate.
11872 2001-01-12 Michael Hayes <mhayes@redhat.com>
11874 * loop.h (total_biv_increment): Constify iv_class pointer.
11875 (struct induction): Replace `mem_mode' with `mem' rtx.
11876 * unroll.c (total_biv_increment): Constify iv_class pointer.
11877 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
11878 (find_mem_givs, combine_givs_p): Likewise.
11879 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
11881 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
11883 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
11885 (__gthread_getspecific): Ditto.
11887 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
11889 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
11890 put_condition_code): Convert fp comparison codes to integer
11892 (ix86_expand_fp_compare): Postnote the fp comparison code converison
11895 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
11896 * i386-protos.h (no_comparison_operator): Kill.
11898 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
11900 * combine.c (REVERSIBLE_CC_MODE): Remove.
11901 (reversible_comparison_p): Remove.
11902 (combine_reversed_comparison_code): New.
11903 (reversed_comparison): New.
11904 (combine_simplify_rtx): Use
11905 combine_reversed_comparison_code/reversed_comparison instead
11906 of reversible_comparison_p.
11907 (simplify_if_then_else): Likewise.
11908 (simplify_set): Likewise.
11909 (simplify_logical): Likewise.
11910 (if_then_else_cond): Likewise.
11911 (known_cond): Likewise.
11912 (simplify_comparison): Likewise.
11914 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
11916 * builtins.c (std_expand_builtin_va_start): Handle varargs when
11917 sizeof (int) is larger than sizeof(__word__).
11919 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11921 * cppinit.c (do_includes): Fix typo.
11923 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11925 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
11926 in S_REGS does not occur because not all sources are possible
11927 when a S_REGS is a destination (sometimes needs a clobber).
11928 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
11929 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
11930 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
11931 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
11932 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
11933 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
11934 (lshrdi_const1, lshrsi3_const16): Likewise.
11935 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
11936 (*movhi_68hc12, *movqi_68hc12): Likewise.
11937 (movstrictqi): Make sure reloading in D_REGS as a destination
11940 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11942 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11944 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11946 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
11947 -D, -U and -A, and don't initialize the builtins.
11948 (do_includes): Error if -include or -imacros with -fpreprocessed.
11949 * cppmain.c (cb_define, cb_undef): Unconditionally process
11951 * tradcpp.c (main): Fix typo.
11953 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
11955 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
11956 (read_name_map): Use IS_ABSOLUTE_PATH.
11957 * tradcpp.c (get_filename): Likewise.
11959 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11961 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
11962 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
11963 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
11964 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
11965 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
11966 (cmphi_z_used): Don't use '@' for the output.
11967 (tstqi_z_used): Likewise.
11968 (cmpqi_z_used): Likewise.
11969 (one_cmplsi2): Likewise.
11971 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11973 * config/sh/sh.c (barrier_align): Recognize branch around far
11974 branch and redundant insn.
11976 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11978 * invoke.texi: Restore documentation of the drivers' switches -MD
11981 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11983 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
11985 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
11986 check-objc//%): Support parallel testing of multilibs.
11987 (TESTSUITEDIR): Set to testsuite by default, but override for
11989 (check-gcc, check-g++, check-g77, check-objc): Enter
11992 2001-01-11 Bernd Schmidt <bernds@redhat.com>
11994 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
11995 * sched-deps.c (deps_may_trap_p): Likewise.
11996 * basic-block.h: Remove a comment.
11997 * flow.c (PROP_POSTRELOAD): Remove.
11998 (update_life_info): Don't add it to prop_flags.
11999 (mark_set_1): Lose the code that was enabled by it.
12001 2001-01-11 Michael Hayes <mhayes@redhat.com>
12003 * flow.c (flow_call_edges_add): New.
12004 * basic_block.h (flow_call_edges_add): New.
12006 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12008 * reload1.c (move2add_note_store): Update reg_set_luid even if
12009 base reg remains the same.
12011 2001-01-10 Nick Clifton <nickc@redhat.com>
12013 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12014 machine_function structure to zero.
12015 Add prototypes for machine_status functions.
12017 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12019 * c-common.h (CTI_VOID_LIST): Remove.
12020 (void_list_node): Likewise.
12021 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12022 (void_list_node): New macro.
12023 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12024 * config/i386/i386.c (ix86_init_builtins): Likewise.
12025 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12027 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12029 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12030 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12032 * tradcpp.c: Include mkdeps.h.
12033 (deps, print_deps_phony_targets, deps_append, output_deps,
12034 init_dependency_output, output_deps): New.
12035 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12036 deps_output): Delete.
12037 (print_deps_missing_files): Rename deps_missing_files.
12038 (inhibit_output): Make global.
12039 (main): Delete inhibit_output, deps_stream, deps_target.
12040 Use mkdeps functionality in the same way as cpplib. Remove
12041 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12042 -M and -MM. Remove old handling of deps via deps_out, and
12043 old reading of environment variables.
12044 (get_filename): Update to use deps_add_dep.
12046 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12048 * output.h (make_function_rtl): Remove prototype.
12049 (make_decl_rtl): Likewise.
12050 * varasm.c (make_function_rtl): Remove.
12051 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12052 than from a third parameter.
12053 * tree.h (make_decl_rtl): Remove last parameter.
12054 * c-decl.c (builtin_function): Remove last argument in call to
12055 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12056 (start_function): Likewise.
12057 * except.c (call_get_eh_context): Likewise.
12058 * expr.c (emit_block_move): Likewise.
12059 (clear_storage): Likewise.
12060 * profile.c (output_func_start_profiler): Likewise.
12061 * toplev.c (rest_of_decl_compilation): Likewise.
12062 * objc/objc-act.c (create_builtin_decl): Likewise.
12063 (synth_module_prologue): Likewise.
12064 (generate_static_reference): Likewise.
12065 (build_selector_reference_decl): Likewise.
12066 (build_class_reference_decl): Likewise.
12067 (build_objc_string_decl): Likewise.
12068 (build_protocol_reference): Likewise.
12070 2001-01-10 Richard Henderson <rth@redhat.com>
12072 * hwint.h: Revert yesterday's change.
12074 2001-01-10 Nick Clifton <nickc@redhat.com>
12076 * function.h (save_machine_status): Delete.
12077 (restore_machine_status): Delete.
12078 Amend comment describing {init|mark|free}_machine_status.
12080 * function.c (save_machine_status): Delete.
12081 (restore_machine_status): Delete.
12082 Amend comment describing {init|mark|free}_machine_status.
12083 (push_function_context_to): Remove invocation of
12084 save_machine_status.
12085 (pop_function_context_from): Remove invocation of
12086 restore_machine_status.
12088 * emit-rtl.c (init_emit_once): Amend comment describing
12089 {init|mark|free}_machine_status.
12091 * tm.texi (Per-Function Data): New node. Describe the
12092 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12095 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12097 * cppinit.c (OPT_g): Remove.
12098 (cpp_handle_option): Update for removed -g3.
12099 (print_help): Update.
12100 * cpplib.h (struct cpp_options): Remove debug_output.
12101 * cppmain.c (setup_callbacks, cb_define): Update.
12102 * gcc.c (cpp_options): Translate -g3 to -dD.
12104 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12106 * config/i960/i960.md: Change modifier to + on the zero_extract
12107 pattern after the (rotate -2 reg) canonicalization pattern.
12109 2001-01-10 Richard Henderson <rth@redhat.com>
12111 * config/alpha/alpha.c (alpha_free_machine_status): New.
12112 (override_options): Install it.
12113 (alpha_mark_machine_status): Verify machine non-null.
12114 * config/i386/i386.c (ix86_free_machine_status): New.
12115 (override_options): Install it.
12116 (ix86_init_machine_status): Use xcalloc.
12117 (ix86_mark_machine_status): Verify machine non-null.
12118 * config/ia64/ia64.c (ia64_free_machine_status): New.
12119 (ia64_override_options): Install it.
12120 (ia64_mark_machine_status): Verify machine non-null.
12122 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12124 * function.c (instantiate_virtual_regs): Instantiate virtual
12125 registers found in CALL_INSN_FUNCTION_USAGE.
12127 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12129 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12130 equivalent to -ansi in disabling -Di386.
12132 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12134 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12136 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12138 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12140 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12142 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12144 * invoke.texi: Document that -fcond-mismatch isn't supported for
12147 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12149 * gcc.texi: Define macro gcctabopt.
12150 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12151 @command, @env and @option in some places where appropriate. Use
12152 @gcctabopt where appropriate. Put URLs and email addresses inside
12155 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12157 * gcc.c (cpp_options): Set MD file name from output
12158 filename, if specified.
12159 (suffix_subst): New static variable.
12160 (do_spec): Clear it.
12161 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12163 (give_switch): Handle suffix_subst.
12165 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12167 * invoke.texi: Fix another typo.
12169 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12171 * invoke.texi: Fix typo.
12173 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12175 * c-lang.c (lang_hooks): Update.
12176 (lang_decode_option): Remove.
12177 (lang_init_options): Rename c_init_options.
12178 * toplev.c (main): Use lang_hooks for lang_init_options
12179 and lang_decode_option.
12180 * toplev.h (lang_hooks): Add 2 new hooks.
12181 * tree.h: Remove lang_init_options and lang_decode_option.
12182 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
12183 * cp/decl2.c: Similarly.
12184 * cp/lex.c (lang_init_options): Rename cxx_init_options.
12185 (lang_hooks): Update.
12186 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
12188 (lang_init_options): Rename ffe_init_options.
12189 (lang_hooks): Update.
12190 (lang_decode_option): Remove.
12191 * java/lang.c (lang_init_options): Rename java_init_options.
12192 (lang_decode_option): Rename java_decode_option.
12193 (lang_hooks): Update.
12194 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
12195 (lang_decode_option): Rename objc_decode_option.
12196 (lang_hooks): Update.
12198 2001-01-09 Nick Clifton <nickc@redhat.com>
12200 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
12201 (d30v_return_addr_rtx): Delete.
12202 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
12203 cfun->machine structure.
12204 (struct machine_function): Move to d30v.h
12205 (d30v_save_machine_status): Delete.
12206 (d30v_restore_machine_status): Delete.
12207 (d30v_init_machine_status): New Function.
12208 (d30v_mark_machine_status): New Function.
12209 (d30v_free_machine_status): New Function.
12210 (d30v_init_expanders): Use new functions.
12211 (d30v_return_addr): Use ra_rtx field in cfun->machine.
12212 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
12213 d30v_return_addr_rtx.
12215 * config/d30v/d30v.h (struct_machine): Move here.
12216 Add eh_epilogue_sp_ofs field.
12218 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
12219 field in cfun->machine structure.
12221 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
12223 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
12224 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
12225 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12227 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
12229 * objc/lang-options.h: Remove bogus reference to
12232 2001-01-09 Kazu Hirata <kazu@hxi.com>
12234 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
12237 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
12239 * reload.c (find_reloads_address): Check for eliminable registers
12240 when substituting a constant expression for a pseudo.
12242 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
12244 * c-common.c (enum format_type): Add format_type_error.
12245 (decode_format_type): New function.
12246 (decl_attributes): Use it.
12247 (format_kind_info): Adjust comment.
12249 2001-01-09 David O'Brien <obrien@BSDi.com>
12251 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
12252 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
12254 * config/i386/gnu.h: Don't include required platform specific .h files,
12255 tm.h will do it instead.
12256 * config/i386/i386elf.h: Likewise.
12257 * config/i386/linux.h: Likewise.
12258 * config/i386/moss.h: Likewise.
12259 * config/mips/gnu.h: Likewise.
12261 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12263 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
12264 (rs6000-ibm-aix3.[01]*): Likewise.
12265 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
12266 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
12267 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
12268 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
12269 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
12270 (powerpc-*-eabiaix*): Likewise.
12271 (powerpc-*-eabisim*): Likewise.
12272 (powerpc-*-elf*): Likewise.
12273 (powerpc-*-eabi*): Likewise.
12274 (powerpc-*-rtems*): Likewise.
12275 (powerpc-*-linux*libc1): Likewise.
12276 (powerpc-*-linux*): Likewise.
12277 (powerpc-wrs-vxworks*): Likewise.
12278 (powerpcle-wrs-vxworks*): Likewise.
12279 (powerpcle-*-sysv*): Likewise.
12280 (powerpcle-*-elf*): Likewise.
12281 (powerpcle-*-eabisim*): Likewise.
12282 (powerpcle-*-eabi*): Likewise.
12283 (powerpcle-*-solaris2*): Likewise.
12284 * config/rs6000/aix31.h: Delete includes.
12285 * config/rs6000/aix3newas.h: Likewise.
12286 * config/rs6000/aix41.h: Likewise.
12287 * config/rs6000/aix43.h: Likewise.
12288 * config/rs6000/beos.h: Likewise.
12289 * config/rs6000/rtems.h: Likewise.
12290 * config/rs6000/sysv4.h: Likewise.
12292 2001-01-09 Kazu Hirata <kazu@hxi.com>
12294 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12295 Change an argument mode of machine_mode to shift_mode of
12296 shift_mode. Remove an extra error check.
12297 (emit_a_shift): Adopt to the new calling prototype of
12299 (function_prologue): Fix code for a monitor
12300 function. Support H8/S.
12301 (function_epilogue): Do not output pop for a monitor function.
12303 2001-01-09 Nick Clifton <nickc@redhat.com>
12305 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
12306 (setup_incoming_varargs): Use sysv_varargs_p field of the
12307 cfun->machine structure.
12308 (struct machine_function): Move to rs6000.h
12309 (rs6000_save_machine_status): Delete.
12310 (rs6000_restore_machine_status): Delete.
12311 (rs6000_init_machine_status): New Function.
12312 (rs6000_free_machine_status): New Function.
12313 (rs6000_init_expanders): Use new functions.
12315 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
12317 (struct machine_function): Move here.
12319 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12320 sysv_varargs_p field of the cfun->machine structure.
12322 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
12324 (rs6000_restore_machine_status): Remove prototype.
12326 2001-01-09 Richard Henderson <rth@redhat.com>
12328 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
12329 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
12330 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
12331 (sched_analyze_2, sched_analyze_insn): Likewise.
12332 (sched_analyze, init_deps): Likewise.
12333 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
12334 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
12335 (compute_block_backward_dependences): Update propagate_deps call.
12337 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
12339 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
12341 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12343 * cppinit.c (OPT_MD, OPT_MMD): Restore.
12344 (cpp_handle_option): Handle them.
12345 (cpp_post_options): Ensure one of -M or -MM is specified with
12346 any other -M? option.
12347 (init_dependency_output): Suppress output with -MG.
12349 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12351 * cpp.texi: Update.
12352 * invoke.texi: Update.
12354 2001-01-09 Bernd Schmidt <bernds@redhat.com>
12356 * sh.md (reload_outsf): Generate recognizable patterns for
12359 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12361 * c-lang.c (lang_hooks): Update.
12362 (lang_init): Rename c_init.
12363 (lang_finish): Remove.
12364 * toplev.c (compile_file): Use lang_hooks for lang_init ()
12365 and lang_finish ().
12366 * toplev.h (lang_hooks): Add init () and finish ().
12367 * tree.h (lang_init, lang_finish): Remove.
12368 * cp/tree.h (lang_init, lang_finish): Remove.
12369 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
12370 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
12372 (lang_init, lang_finish): Remove.
12373 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
12374 (lang_hooks): Update.
12375 * java/lang.c (lang_init): Rename java_init.
12376 (lang_finish): Remove.
12377 (lang_hooks): Update.
12378 * objc/objc-act.c (lang_init): Rename objc_init.
12379 (lang_finish): Remove.
12380 (lang_hoooks): Update.
12382 20001-01-09 Graham Stott <grahams@redhat.com>
12384 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
12385 after `ptr` is initialised.
12387 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12389 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
12390 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
12391 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
12392 stack adjusts, instead of r3.
12394 2001-01-09 Michael Hayes <mhayes@redhat.com>
12396 * flow.c (flow_loop_scan): Break out of ...
12397 (flow_loops_find) ... here.
12398 * basic-block.h (flow_loop_scan): New.
12399 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
12400 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
12402 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12404 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
12406 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
12407 realloc()ing macro_buffer.
12409 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
12410 if it's wider than long and the target's long is wider than the
12413 2001-01-09 Mark Mitchell <mark@codesourcery.com>
12415 Remove support for using UWIN as a host machine.
12416 * configure.in: Issue an error message.
12417 * configure: Regenerated.
12418 * config.gcc: Remove xm_* UWIN configury.
12419 * config/i386/xm-uwin.h: Remove.
12421 2001-01-08 Nick Clifton <nickc@redhat.com>
12423 * config/v850/v850.c (ra_rtx): Delete.
12424 (v850_save_machine_status): Delete.
12425 (v850_restore_machine_status): Delete.
12426 (v850_init_machine_status): New function.
12427 (v850_mark_machine_status): New function.
12428 (v850_free_machine_status): New function.
12429 (v850_return_addr): Use ra_rtx field in machine structure.
12430 (v850_init_expanders): Use new functions.
12432 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
12433 * config/v850/v850.c: Change arguments to v850_output+* functions
12434 to take a const char *, to avoid compile time warning.
12435 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
12436 (USER_LABEL_PREFIX): Redefine.
12438 2000-01-08 Jim Wilson <wilson@redhat.com>
12440 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
12441 1 to unsigned HOST_WIDE_INT before left shift.
12443 2001-01-08 Nick Clifton <nickc@redhat.com>
12445 * config/arm/arm.c (arm_mark_machine_status): Check to see if
12446 the machine structure has been allocated.
12447 (arm_free_machine_status): New function: Free the machine
12448 specific function structure.
12450 2001-01-08 Richard Henderson <rth@redhat.com>
12452 * jump.c (simplejump_p): Revert last change.
12454 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
12456 * cppinit.c (init): Rename init_library.
12457 (cpp_create_reader): Update.
12458 * gcc.c (cpp_options): If -o given, use it as the target of
12461 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12463 * arm.c (arm_arch5e): New variable.
12464 (all_cores): XScale is a 5TE device.
12465 (arm_override_options): Set arm_arch5e.
12466 (arm_init_builtins): __builtin_prefetch is in arch5e.
12467 * arm.h (arm_arch5e): Declare it.
12469 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
12471 * arm.md (define_constants): Add defines for UNSPEC and
12472 UNSPEC_VOLATILE insns. Update all users.
12473 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
12474 * arm.c (multi_register_push, note_invalid_constants)
12475 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
12476 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
12477 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
12479 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
12481 * jump.c (jump_optimize_1): Use reversed_comparison_code
12482 instead of can_reverse_comparison_p.
12483 (jump_back_p): Likewise.
12484 (invert_exp_1): Likewise.
12485 (thread_jumps): Likewise.
12486 * simplify-rtx.c (simplify_unary_operation): Likewise.
12487 (simplify_ternary_operation): Likewise.
12488 * cse.c (find_comparison_args): Convert to use
12489 can_reverse_comparison_p.
12490 (record_jump_equiv): Likewise.
12492 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12494 * arm.h (HARD_REGNO_RENAME_OK): Delete.
12495 (EPILOGUE_USES): Define.
12496 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
12497 automatically stack the LR if it isn't live.
12499 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
12501 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
12504 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
12506 * ggc-page.c (max_alignment): New structure.
12507 (MAX_ALIGNMENT): New macro.
12508 (init_ggc): Use it to round up the sizes in the
12509 extra_order_size_table.
12511 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12513 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
12516 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12518 * builtins.def (BUILT_IN_FPRINTF): New entry.
12520 * c-common.c (c_expand_builtin_fprintf): New function.
12521 (init_function_format_info): Handle __builtin_fprintf.
12522 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
12523 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
12525 * c-decl.c (duplicate_decls): Adjust comment.
12527 * extend.texi (fprintf): Document new builtin.
12529 2001-01-07 Richard Henderson <rth@redhat.com>
12531 * jump.c (simplejump_p): Recognize any single_set jump
12532 of the proper form.
12534 2001-01-07 Richard Henderson <rth@redhat.com>
12536 * configure.in (slibdir): Accept an --with-slibdir option.
12537 Use "test" not "[" in configure. Default to $(libdir).
12539 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
12541 * config/t-aix43 (SHLIB_INSTALL): Likewise.
12542 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
12543 (SHLIB_LINK): Create links for the soname.
12544 * config/mips/t-iris6: Likewise.
12545 * config/sparc/t-slibgcc: Likewise.
12546 * config/sparc/t-slibgcc-sld: Likewise.
12548 2001-01-07 Jakub Jelinek <jakub@redhat.com>
12550 * config/i386/i386.c (constant_call_address_operand): Accept
12551 (const (plus (symbol_ref) (const_int))).
12552 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
12553 constant_call_address_operand.
12555 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12557 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
12558 and LONG_LONG_TYPE_SIZE > 32.
12560 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12562 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
12563 the previous change.
12565 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
12567 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
12569 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
12570 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
12571 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
12574 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12576 * fix-header.c (read_scan_file): s/pfile/scan_in/.
12578 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12580 * c-lang.c (c_post_options): Call cpp_post_options.
12581 * objc/objc-act.c (objc_post_options): Similarly.
12582 * cppmain.c (main): Similarly.
12583 * fix-header.c (read_scan_file): Similarly.
12584 * cppinit.c (cpp_start_read): Move option consistency checks
12585 to cpp_post_options. Don't call init_dependency_output.
12586 If needed, add default target and main file dependency.
12587 (OPT_MD, OPT_MMD): Remove.
12589 (cpp_handle_option): Update for OPT_* changes.
12590 (cpp_post_options): New.
12591 (init_dependency_output): Command line -MF overrides environment
12592 variables. Don't set default target etc. Suppress output
12593 if dependencies are going to stdout.
12594 (print_help): Update.
12595 * cpplib.h (cpp_post_options): New.
12596 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
12598 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
12600 * jump.c (comparison_dominates_p): Support unordered compares.
12602 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
12604 * simplify-rtx.c (simplify_relational_operation): Always simplify
12605 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
12608 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
12610 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
12611 (nonzero_bits): Likewise.
12612 (simplify_comparison): Likewise.
12613 (num_sign_bit_copies): Likewise; return more sane value depending
12614 on STORE_FLAG_VALUE.
12615 (known_cond): Do not assume EQ to be always true for equivalent
12618 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
12620 * cse.c (fold_rtx): Handle unordered comparisons.
12622 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
12624 * rtlanal.c (set_of_1): New static function.
12625 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
12626 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
12627 reg_set_last_last_regno): Remove.
12628 (set_of): New global function.
12629 (set_of_data): New structure.
12630 (reg_set_p, reg_set_last): Revamp for set_of.
12631 * rtl.h (set_of): New.
12633 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12635 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
12636 * extend.texi: Document _Exit builtin.
12638 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12640 * (initialize, initialize_builtins,
12641 initialize_dependency_output, initialize_standard_includes):
12642 Rename s/initialize/init. Update.
12643 (init_dependency_output): Move to after
12644 cpp_handle_options, the correct location temporally at least.
12645 (opt_comp): Move next to init (), its caller. Fix prototype.
12646 (init): Make "initialized" local scope.
12647 (cpp_create_reader): Always call init ().
12648 (cpp_start_read): Update.
12649 (output_deps): New function, broken out of cpp_finish.
12650 (cpp_finish): Break out output_deps.
12652 2001-01-07 Richard Henderson <rth@redhat.com>
12654 * collect2.c (COFF specific stuff): Revert 12-06 patch
12655 to prototype system functions.
12657 2001-01-07 Michael Hayes <mhayes@redhat.com>
12659 * hard-reg-set.h: Add multiple include guard.
12660 * basic-block.h (struct loop): Add `sink' field.
12661 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
12662 (emit_iv_add_mult): Delete.
12663 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
12664 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
12665 (unroll_loop): Remove end_insert_before argument.
12666 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
12667 (maybe_eliminate_biv_1): Likewise.
12668 (emit_iv_add_mult): Delete.
12669 (gen_add_mult, loop_regs_update): New.
12670 (loop_insn_emit_after, loop_insn_emit_before): New.
12671 (loop_insn_sink, loop_insn_sink_or_swim): New.
12672 (emit_iv_add_mult): Delete.
12673 (scan_loop): Set loop->sink.
12674 (loop_givs_reduce): Use loop_insn_sink and its ilk.
12675 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
12676 (maybe_eliminate_biv_1): Likewise.
12677 (maybe_eliminate_biv_1): Add basic block argument.
12678 * unroll.c (unroll_loop): Remove end_insert_before argument.
12679 (find_splittable_regs): Likewise.
12680 (find_splittable_regs): Use loop_insn_sink and its ilk.
12681 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
12683 2001-01-07 Michael Hayes <mhayes@redhat.com>
12685 * loop.h (loop_insn_hoist): New prototype.
12686 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
12687 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
12688 (check_dbra_loop, load_mems): Likewise.
12689 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
12690 (find_splittable_givs): Likewise.
12692 2001-01-07 Michael Hayes <mhayes@redhat.com>
12694 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
12696 2001-01-07 Richard Henderson <rth@redhat.com>
12698 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
12700 2001-01-07 Richard Henderson <rth@redhat.com>
12702 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
12703 NO_SHARED_LIBGCC_MULTILIB as required for the target.
12704 * gcc.c (init_spec): Massage the existing libgcc_spec into a
12705 variant that handles a shared libgcc.
12706 (process_command): Always validate -{static,shared}-libgcc.
12707 (do_spec_1): New 'M' case.
12708 * invoke.text (Link Options): Document -{static,shared}-libgcc.
12710 2001-01-07 Richard Henderson <rth@redhat.com>
12712 * Makefile.in (slibdir): New variable.
12713 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
12714 (installdirs): Create slibdir.
12715 (install-libgcc, install-multilib): Defer to libgcc.mk.
12716 * configure.in (slibdir): Substitute.
12717 * mklibgcc.in (install): New target.
12719 * config/t-linux (SHLIB_LINK): Create links for the soname.
12720 (SHLIB_INSTALL): New.
12721 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
12722 * config/mips/t-iris6 (SHLIB_INSTALL): New.
12723 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
12724 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
12725 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
12727 2001-01-07 Richard Henderson <rth@redhat.com>
12729 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
12730 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
12731 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
12733 2001-01-07 Michael Hayes <mhayes@redhat.com>
12735 * loop.c (count_loop_regs_set): Delete.
12736 (load_mems_and_recount_loop_regs_set): Delete.
12737 (loop_regs_scan): Merge common code from count_loop_regs_set,
12738 scan_loop, and load_mems_and_recount_loop_regs_set.
12739 (scan_loop): Call load_mems directly and loop_regs_scan
12740 again if new registers created.
12742 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12744 * toplev.c (main): Call the front-end specific post_options
12745 hook if one is given.
12746 * toplev.h (struct_lang_hooks, lang_hooks): New.
12747 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
12748 for the C front end.
12749 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
12750 lang_hooks for the C++ front end.
12751 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
12752 lang_hooks for the ObjC front end.
12753 * f/com.c (lang_hooks): Hooks for the Fortran front end.
12754 * java/lang.c (lang_hooks): Hooks for the Java front end.
12756 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12758 * c-lex.c (init_c_lex): Request #define / #undef callbacks
12759 for verbose DWARF[2] debugging.
12760 (cb_define, cb_undef): The new callbacks.
12761 * toplev.h (debug_define, debug_undef): Make const correct.
12762 * toplev.c (debug_define, debug_undef): Similarly. Do not
12763 perform the verbosity tests here anymore.
12765 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
12767 * reload.c (subst_reloads): Take INSN argument. When
12768 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
12769 * reload.h (subst_reloads): Adjust prototype.
12770 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
12771 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
12772 present in JUMP_INSNs and copy them to JUMP_LABEL.
12773 * flow.c (find_label_refs, find_basic_blocks_1): Skip
12774 JUMP_INSNs and insns with REG_LABELs that are followed by
12775 JUMP_INSNs with the same REG_LABEL.
12776 * sched-rgn.c (is_cfg_nonregular): Likewise.
12777 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
12779 * unroll.c (unroll_loop): Look for REG_LABEL notes in
12781 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
12783 2001-01-06 Richard Henderson <rth@redhat.com>
12785 * loop.c (scan_loop): Use xcalloc for the regs array.
12786 (load_mems_and_recount_loop_regs_set): Zero the new memory
12787 received from xrealloc.
12789 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
12791 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
12793 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
12795 * integrate.c (copy_rtx_and_substitute): When copying
12796 an ignored return value, strip REG_FUNCTION_VALUE_P.
12798 2001-01-06 Michael Hayes <mhayes@redhat.com>
12800 * loop.c (debug_biv, debug_giv): New.
12801 (loop_biv_dump): Break out from ...
12802 (record_biv): ... here.
12803 (loop_giv_dump): Break out from ...
12804 (record_giv): ... here.
12805 (loop_bivs_check): Use print_simple_rtl.
12806 * unroll.c (loop_iterations): Use print_simple_rtl.
12808 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12810 * pa.md (return, return_internal): Modify patterns to prevent regrename
12811 mucking with the return pointer.
12813 2001-01-05 Richard Henderson <rth@redhat.com>
12815 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
12817 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
12819 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
12820 version supplied by Matteo Frigo.
12822 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12824 * cpp.texi: Update for -MQ.
12825 * cppinit.c (cpp_create_reader): Always create pfile->deps.
12826 (cpp_cleanup): Always free pfile->deps.
12827 (initialize_dependency_output): Don't create pfile->deps.
12828 (cpp_handle_option): Similarly.
12830 * gcc.c (cpp_options): Handle -MQ.
12831 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12832 * mkdeps.c (base_name): Remove.
12833 (deps_init): Don't allocate vector space until it's needed.
12834 (deps_free): Only free vectors if allocated.
12835 (deps_add_target, deps_add_dep): Update for initial allocation.
12836 (deps_add_default_target): Don't strip to the base_name.
12838 2001-01-05 DJ Delorie <dj@redhat.com>
12840 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
12841 (INIT_EXPANDERS): Define.
12843 * config/v850/v850.c (struct machine_function): Define.
12844 (v850_save_machine_status): New function.
12845 (v850_restore_machine_status): New function.
12846 (v850_return_addr): New function.
12847 (v850_init_expanders): New function.
12849 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
12850 and v850_init_expanders.
12852 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12854 * cpplib.h (struct cpp_reader): Add help_only field.
12855 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
12856 (cpp_handle_option): Set pfile->help_only if we see -h,
12857 --help, -target-help, or --version. Print version string but
12858 do not set help_only if we see -v or -version. Make text
12859 printed by -v match that printed by (-)-version.
12861 * cppmain.c (main): Exit after option parsing if
12862 pfile->help_only is true.
12864 * toplev.c (independent_decode_option): Call print_version,
12865 then exit, if we see --version (but not -version).
12866 (print_version): Split lengthy message into two lines.
12868 2001-01-05 Nick Clifton <nickc@redhat.com>
12870 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
12871 temporary string for initialisation before calling ggc_alloc_string.
12873 2001-01-06 Michael Hayes <mhayes@redhat.com>
12875 * rtl.h (print_simple_rtl): New.
12876 * print-rtl.c (print_simple_rtl): New.
12877 (flag_simple): New.
12878 (print_rtx): Disable printing of flags and modes, etc.,
12879 if `flag_simple` nonzero.
12881 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12883 * function.c (fixup_var_refs): Use push_to_full_sequence where
12886 2001-01-05 Michael Meissner <meissner@redhat.com>
12888 * flags.h (flag_reorder_blocks): Add declaration.
12889 (flag_rename_block): Ditto.
12891 2001-01-05 DJ Delorie <dj@redhat.com>
12893 * function.c (reorder_blocks): Make sure the flags are all reset
12894 before using them to mark blocks, else a second invocation will
12895 corrupt the block chain.
12896 (reorder_blocks_0): New, resets the flags.
12898 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
12900 * cse.c (find_comparison_args): Stop if the argument is known to
12903 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12905 * config/sh/sh.md (movdf): When splitting load into pair of
12906 registers, don't clobber the register used in the address too
12909 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
12911 * varasm.c (mark_constant_pool): Improve initial comments.
12912 (mark_constants): Move marking of constants to mark_constant.
12913 (mark_constant): New function to recursively mark all constants
12914 referred to by a constant.
12916 2001-01-05 Catherine Moore <clm@redhat.com>
12918 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
12920 2001-01-05 Phil Edwards <pme@sources.redhat.com>
12922 * cp/lang-options.h: Bring comment in line with reality.
12923 * f/lang-options.h: Likewise.
12924 * java/lang-options.h: Likewise.
12925 * objc/lang-options.h: Likewise.
12926 * ch/lang-options.h: Likewise.
12927 * f/g77.texi: And update the manual.
12929 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
12930 Denis Chertykov <denisc@overta.ru>
12932 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
12933 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
12934 * config/avr/avr.md (all peepholes that request a scratch register):
12935 Call it, FAIL the peephole if not safe (in interrupt functions).
12937 2001-01-05 Mark Mitchell <mark@codesourcery.com>
12939 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
12941 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
12943 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
12945 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
12946 BUILT_IN_CREAL and BUILT_IN_CIMAG.
12947 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
12948 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
12949 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
12951 * extend.texi: Document these builtins.
12953 2001-01-05 Daniel Berlin <dberlin@redhat.com>
12955 * c-common.c (lang_get_alias_set): Say we know nothing of
12956 VECTOR_TYPE aliasing.
12958 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
12960 2001-01-05 Bruce Korb <bkorb@gnu.org>
12962 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
12963 their x* equivalent versions for atexit-less systems
12964 * fixinc/fixincl.c(main): do not return from main() on atexit-less
12965 systems (or any other system any more).
12967 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
12969 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
12970 output operands. Use arm_hard_register_operand for operand 4.
12971 (stmsi_postinc): Similarly.
12972 (ldmsi): Use arm_hard_register_operand for opernand 2.
12973 (stmsi): Similarly.
12974 * arm.c (arm_hard_register_operand): New function.
12975 * arm-protos.h (arm_hard_register_operand): Prototype it.
12977 * arm.h (HARD_REGNO_RENAME_OK): Define.
12979 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
12981 * simplify-rtx.c (cfc_args): add "unordered" field.
12982 (check_fold_consts): Set unordered field.
12983 (simplify_relational_operation): Simplify the unordered
12986 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
12989 * emit-rtl.c (try_split): Fix code to mark labels.
12990 * jump.c (mark_jump_label): Make global.
12991 * rtl.h (mark_jump_label): Declare.
12993 * predict.c (estimate_probability): Handle unordred comparisons.
12995 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12997 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
12998 * cppinit.c (initialize_dependency_output): Update.
12999 (cpp_finish): Output dummy targets for -MP.
13001 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13002 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13003 * gcc.c (cpp_options): Update to handle -MP.
13004 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13005 to quote only the default target.
13006 (deps_phony_targets): Insert a preceding newline. Rename from
13007 deps_dummy_targets for consistency.
13010 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13012 * calls.c (emit_library_call_value_1): Support
13013 INIT_CUMULATIVE_LIBCALL_ARGS.
13014 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13016 2001-01-04 Richard Henderson <rth@redhat.com>
13018 * c-decl.c (finish_struct): Detect flexible array members
13019 used in an inappropriate context.
13020 * c-typeck.c (really_start_incremental_init): Special case
13021 constructor_max_index for zero length arrays.
13022 (pop_init_level): Allow initialization of flexible array
13023 members. Deprecate initialization of zero length arrays.
13024 Don't issue missing initializer warning for flexible array
13025 members or zero length arrays.
13026 (process_init_element): Don't dereference null DECL_SIZE.
13027 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13028 Don't abort for empty constructors. Use size_binop
13029 (output_constructor): Add commentary regarding zero length
13030 array futures. Abort if we try to initialize an array of
13031 unspecified length with a non-empty constructor in the middle
13034 * extend.texi (Zero Length): Update and clarify documentation
13035 on static initialization.
13037 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13039 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13040 with more than 32767 words of local storage.
13042 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13044 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13045 for 'abs', 'labs', and 'fabs'.
13046 (c4x_expand_builtin): Likewise.
13047 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13049 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13051 * config/sh/sh.md (prget, prset): New insn types.
13052 (return delay slot): Dont' allow prset.
13053 (call, sfunc delay slot): Don't allow prget.
13054 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13055 for prset and prget.
13057 2001-01-05 Michael Hayes <mhayes@redhat.com>
13059 * loop.h (struct loop_reg): New.
13060 (struct loop_regs): Change to use array of `struct loop_reg'.
13061 * loop.c: Replace assortment of varrays with single regs array.
13062 (count_one_set): Delete may_not_move array argument
13063 and use regs array instead. All caller's changed.
13064 (count_loop_regs_set): Delete may_not_move and single_usage
13065 arguments and use regs array instead. All caller's changed.
13066 (find_single_use_in_loop): Replace usage array argument with pointer
13067 to regs structure. All caller's changed.
13068 (loop_optimize): Delete `moved_once' array.
13070 2001-01-05 Michael Hayes <mhayes@redhat.com>
13072 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13073 Use it instead of loop_info->has_call for scanning loop mems.
13074 (check_dbra_loop): Replace loop_info->has_call test with
13075 loop_info->has_nonconst_call.
13077 2000-01-04 Matthew Hiller <hiller@redhat.com>
13079 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13082 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13084 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13085 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13087 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13089 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13090 (flag_short_double, flag_short_wchar): Define.
13091 (c_common_nodes_and_builtins): Create many tree nodes shared
13092 between C and C++ here instead of in cp/decl.c and ...
13093 * c-decl.c (init_decl_processing): ... here.
13094 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13095 (flag_short_double, flag_short_wchar): Don't define.
13096 (record_builtin_type): New function.
13097 (build_void_list_node): New function.
13098 * c-common.h (flag_short_double, flag_short_wchar,
13099 record_builtin_type, build_void_list_node): Declare.
13101 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13103 * integrate.c (expand_inline_function): Don't put a virtual
13104 register into the reg map.
13106 * function.c (fixup_var_refs_1): If force_operand didn't put
13107 the address into the target, move it there.
13109 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13111 Special-case tree_decl/tree_list allocations.
13112 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13113 (OBJECT_SIZE): New macro.
13114 (NUM_EXTRA_ORDER): Likewise.
13115 (extra_order_size_table): New variable.
13116 (NUM_ORDERS): New macro.
13117 (objects_per_page_table): New variable.
13118 (object_size_table): New variable.
13119 (G.pages): Use NUM_ORDERS to bound the array.
13120 (G.page_tails): Likewise.
13121 (DIV_ROUND_UP): Remove.
13122 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13123 (alloc_page): Use OBJECT_SIZE.
13124 (size_lookup): Don't make it const.
13125 (ggc_alloc): Use OBJECT_SIZE.
13126 (ggc_set_mark): Likewise.
13127 (ggc_get_size): Likewise.
13128 (init_ggc): Set up the object_size_table, objects_per_page_table,
13129 and adjust size_lookup.
13130 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13131 (ggc_pop_context): Use NUM_ORDERS.
13132 (clear_marks): Likewise.
13133 (sweep_pages): Likewise.
13134 (poison_pages): Likewise.
13135 (ggc_print_statistics): Use OBJECT_SIZE.
13137 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13139 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13140 Only call array_size_for_constructor if last field and array type
13141 with no upper bound.
13143 2001-01-04 Philip Blundell <philb@gnu.org>
13145 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13146 from bit 31 downwards, if this requires no more insns.
13147 (count_insns_for_constant): New helper function for above.
13149 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13151 * gencodes.c (output_predicate_decls): Remove empty initializer.
13153 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13155 * tree.c (copy_node): Remove documentation about obstacks.
13156 (buidl1): Check that nobody tries to build 2-argument nodes this
13159 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13161 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13164 * gencodes.c (output_predicate_decls): Fill empty initializer
13167 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13169 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13170 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13172 (do_include): Handle missing headers like cpp0.
13173 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13174 paths with first include pathname. Don't strcat to uninitialized
13177 2001-01-04 Bernd Schmidt <bernds@redhat.com>
13179 * regrename.c (regrename_optimize): Don't rename from frame pointer
13180 if frame_pointer_needed.
13181 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
13182 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
13183 (ia64_reorg): Use it instead of scheduling if ! optimize.
13184 (errata_emit_nops): Properly call asm_noperands.
13185 (ia64_sched_reorder): Finish cycle if we see an asm.
13186 (ia64_variable_issue): Clear scheduling state after asms.
13188 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
13190 * cpp.texi: Update for -MT.
13191 * cppinit.c (initialize_dependency_output): Add a default
13192 target if none has been given already.
13193 (no_tgt, OPT_MT): New.
13194 (cpp_handle_option): Handle -MT. Update -M etc.
13195 * cpplib.h (struct cpp_options): Remove deps_target.
13196 * gcc.c (cpp_options): Handle -MT.
13197 * mkdeps.c (struct deps): Move from mkdeps.h.
13198 (deps_calc_target): Rename deps_add_default_target. Add a
13199 default target if none has been specified already.
13200 * mkdeps.h (struct deps): Move to mkdeps.c.
13201 (deps_calc_target): Rename deps_add_default_target.
13203 2000-01-03 Richard Henderson <rth@redhat.com>
13205 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
13207 * c-typeck.c (push_init_level): Move checks for flexible array
13208 members and zero length arrays ...
13209 (pop_init_level): ... here. Silently discard empty initializations.
13211 * varasm.c (output_constructor): Update for sizeof change to
13212 zero-length arrays.
13214 * extend.texi (Zero Length): Clarify semantics.
13216 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13218 * configure.in (tm.h): Include isns-codes.h last.
13219 * configure: Rebuilt.
13221 2001-01-03 Richard Henderson <rth@redhat.com>
13223 * config/alpha/alpha.md (addvsi3, addvdi3): New.
13224 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
13226 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13228 * tradcpp.c (main): Make sure finclude() is called with a valid
13229 indepth value while handling -include.
13231 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13233 * gencodes.c (output_predicate_decls): New function.
13235 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
13236 even if it is not the first time machmode.h is #included.
13237 * config/sh/sh.c (fpul_operand): Declare MODE argument.
13238 * tm.texi (PREDICATE_CODES): Document predicate declarations.
13239 * gcc.texi (Copyright): Added 2001.
13241 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13243 * c-common.c (c_common_lang_init): New function. Warn if format
13244 warning options which only have effects when used with -Wformat
13245 are used without -Wformat.
13246 * c-common.h (c_common_lang_init): Declare.
13247 * c-lang.c (lang_init): Call c_common_lang_init.
13248 * objc/objc-act.c (lang_init): Call c_common_lang_init.
13250 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13252 * configure.in: Check for the mktemp command.
13253 * configure: Regenerate.
13254 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
13255 $TEMP. Create temporary files with mktemp, if available at
13256 configure time; otherwise use set -C. Remove temporary files
13259 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13261 * configure.in: Require at least texinfo 4.0. Check for whether
13262 Pod::Man is sufficiently recent to regenerate GCC manpages.
13263 * configure: Regenerate.
13264 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
13266 (GENERATED_MANPAGES): Define.
13267 (generated-manpages): New target. Depend on cpp.1 as well as
13269 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
13270 configure to generated-manpages or empty) rather than on the
13271 manpages directly. Remove execute permission from installed
13272 gcov.1 as well as cpp.1.
13273 * cpp.1, gcov.1: Regenerate.
13275 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13277 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13278 tree_low_cst. Allow using cmpstrsi in more cases.
13280 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13282 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13285 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13287 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13288 * Makefile.in (HOST_CFLAGS): Mention build-make.
13290 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13292 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13295 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13297 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
13300 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
13303 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
13304 reg_base_value and reg_known_value arrays.
13305 (init_alias_analysis): Add more cases to detect known values.
13306 * sched-deps.c (deps_may_trap_p): New function.
13307 (sched_analyze_2): Use it.
13309 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13311 * combine.c (simplify_shift_const): Even if we're sign-extracting,
13312 don't discard an ASHIFTRT if we're shifting in a wider mode.
13314 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
13316 * toplev.c (rest_of_compilation): Don't print basic block information
13317 when CFG isn't up to date.
13319 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
13321 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
13322 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
13323 (UNALIGNED_SHORT_ASM_OP): Define.
13324 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
13326 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13328 * fold-const.c (fold_convert): Fix typo.
13330 2001-01-02 Richard Henderson <rth@redhat.com>
13332 * c-common.h (ASM_INPUT_P): New.
13333 * c-parse.in (asm): Set it when needed.
13334 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
13335 existance of an operand.
13337 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
13339 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
13340 (dwarf2out_frame_debug_expr): Likewise.
13341 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
13343 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
13345 * i386.c (ix86_split_to_parts): Return number of part required;
13347 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
13349 (ix86_split_long_move): Use number of part returned
13350 by ix86_split_to_parts
13351 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
13353 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
13354 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
13355 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
13356 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
13357 (ALIGN_MODE_128): Add TFmode.
13358 (IS_STACK_MODE): Likewise.
13359 (HARD_REGNO_NREGS): TFmode needs 3 registers.
13360 (HARD_REGNO_OK): Support TFmodes.
13361 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
13362 * i386.md (scheduler definitions): Use memory operand to determine
13363 fst/fld instructions; use mode attribute to determine real mode of
13365 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
13366 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
13368 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13370 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
13372 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13374 * expr.c (store_constructor_field): Update ALIGN before calling
13377 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13379 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
13382 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13384 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
13387 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13389 * c-decl.c (start_function): Don't warn on third parameter to main.
13391 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13393 * tsystem.h: Define HAVE_DECL_GETOPT.
13395 2001-01-02 Philip Blundell <pb@futuretv.com>
13397 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
13400 2001-01-02 Richard Henderson <rth@redhat.com>
13402 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
13404 2001-01-02 Andreas Jaeger <aj@suse.de>
13406 * c-decl.c (c_decode_option): Remove support of
13407 -Wmissing-noreturn.
13409 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
13410 (W_options): Add -Wmissing-noreturn here.
13412 * flow.c: Define lang_missing_noreturn_ok_p.
13413 (check_function_return_warnings): Use it.
13415 * c-common.h: Declare lang_missing_noreturn_ok_p.
13417 * c-lang.c (c_missing_noreturn_ok_p): New function.
13418 (lang_init): Set lang_missing_noreturn_ok_p.
13420 * invoke.texi (Warning Options): Document this.
13422 2000-12-27 Phil Edwards <pme@sources.redhat.com>
13424 * extend.texi (C++ Extensions): New node for C++ attributes;
13425 describe init_priority and com_interface.
13426 * invoke.texi: Remove -finit-priority as it now has zero effect.
13427 * install.texi: Fix xref syntax.
13428 * md.texi: Likewise.
13430 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13432 * config.gcc (sparc64-wrs-vxworks*): New case.
13433 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
13435 * config/sparc/sparc.c (sparc_override_options): Do support different
13436 pointer and architecture size.
13437 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
13438 (POINTERS_EXTEND_UNSIGNED): Define.
13439 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
13440 (FUNCTION_MODE): Define to be Pmode.
13441 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
13443 * function.c (expand_function_end): Properly handle DECL_RESULT
13444 and copy when ptr_mode != Pmode.
13445 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
13447 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13449 * c-common.c (c_common_nodes_and_builtins): Set prototype
13450 parameters for __builtin_fputs, __builtin_fputc and
13451 __builtin_fwrite. Don't declare plain fputc as a builtin.
13453 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
13455 * loop.c (add_label_notes): Increment the label usage count when
13456 a note is added to an insn which refers to a CODE_LABEL.
13457 * gcse.c (add_label_notes): Likewise.
13459 2001-01-01 Andreas Jaeger <aj@suse.de>
13461 * loop.c (scan_loop): Use xmalloc to allocate movables.
13463 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13465 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
13466 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
13467 * reload1.c (REGISTER_MOVE_COST): Likewise.
13468 * regclass.c (REGISTER_MOVE_COST): Likewise.
13469 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
13470 dimension. Adjust all users.
13471 (init_reg_sets_1): Iterate on all modes.
13472 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
13473 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
13474 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
13475 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
13476 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
13477 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
13478 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
13479 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
13480 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
13481 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
13482 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
13483 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
13484 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
13485 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
13486 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
13487 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
13488 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
13489 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
13490 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
13491 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
13492 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
13493 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
13494 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
13495 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
13496 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
13497 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
13498 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
13500 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13502 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
13503 arg VARIES_P. Call it with extra arg.
13504 (true_dependence): Likewise.
13505 * rtl.h (rtx_addr_can_trap_p): Declare.
13506 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
13508 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
13509 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
13510 pic offset table register if it's zero. All callers changed.
13511 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
13513 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13515 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
13516 STRING_POOL_ADDRESS_P.
13518 * config/sparc/sparc.c (input_operand): Properly test for short op.
13520 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
13521 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
13522 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
13523 * config/sparc/elf.h: No longer include sol2.h.
13524 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
13525 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
13527 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
13529 2001-01-01 Michael Hayes <mhayes@redhat.com>
13531 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
13532 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
13533 (record_initial): Likewise.
13534 * unroll.c (copy_loop_body, loop_iterations): Likewise.
13535 (remap_split_bivs): Likewise.
13537 2001-01-01 Michael Hayes <mhayes@redhat.com>
13539 * loop.c (loop_ivs_free): New function.
13540 (strength_reduce): Break out from...
13542 2001-01-01 Michael Hayes <mhayes@redhat.com>
13544 * loop.h (struct iv): New.
13545 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
13546 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
13547 'reg_biv_class' fields with 'regs' and 'n_regs'.
13548 (struct ivs): Rename 'loop_iv_list' field to 'list'.
13549 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
13550 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
13552 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
13554 * resource.c (mark_referenced_resources): Abort() before
13555 attempting to mark a pseudo register.
13556 (mark_set_resources): Likewise.
13558 2001-01-01 Michael Hayes <mhayes@redhat.com>
13560 * loop.h (REG_IV_CLASS): New accessor macro.
13561 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
13562 * unroll.c (REG_IV_CLASS): Likewise.
13564 See ChangeLog.4 for earlier changes.